41results about How to "Avoid physical fatigue" patented technology

The invention discloses an automatic packaging protection cart for nondestructively picking prickly pears and totally removing spines. The automatic packaging protection cart comprises a protection moving mechanism, a telescopic breaking and pulling full picking mechanism, a flexible telescopic folding gliding tube, a nondestructive spiral primary spine-removing gliding mechanism, a totally spine-removing mechanism and a packaging loader mechanism, wherein the packaging loader mechanism is arranged on the protection moving mechanism, the totally spine-removing mechanism is arranged on the packaging loader mechanism, the nondestructive spiral primary spine-removing gliding mechanism is arranged on the totally spine-removing mechanism, the telescopic breaking and pulling full picking mechanism is arranged on the nondestructive spiral primary spine-removing gliding mechanism, and the flexible telescopic folding gliding tube is arranged on the telescopic breaking and pulling full picking mechanism and the nondestructive spiral primary spine-removing gliding mechanism. The invention belongs to the technical field of prickly pear picking equipment, and particularly relates to the automatic packaging protection cart which can be used for safely and nondestructively picking the prickly pears, ensuring nondestructive gliding of the prickly pears, automatically and nondestructively removing prickly pear skin inverted spines and packaging the prickly pears without the spines in real time.

The invention relates to a medical rehabilitation chair, in particular to a medical leg rehabilitation chair. Thus, the medical leg rehabilitation leg aims at achieving the technical purposes that fatigue can be avoided, and the rehabilitation efficiency can be improved. According to the technical scheme, the medical rehabilitation chair comprises a chair seat, chair legs, a chair back, a first rotary shaft, a rotary sleeve, a hollow steel pipe, a first spring, a first pin rod, a handle, a first pull rope and the like. The chair legs with the supporting effect are mounted on the left side andthe right side of the bottom of the chair seat, the chair back is fixedly mounted on the right side of the top of the chair seat, and the first rotary shaft is rotationally mounted in the middle of the front side face of the chair leg on the left side. Through up-and-down swing of an L-shaped support, the legs of a patient can swing up and down, thus, the legs of the patient can be subjected to rehabilitation training, then medical staff do not need to exercise the legs of the patient by hand, and therefore physical fatigue of the medical staff can be avoided; a buffer rod, a buffer cushion and a third spring achieve a buffer effect, and therefore secondary harm to the legs of the patient can be avoided.

The invention relates to an aquaculture cleaning device, in particular to an aquaculture water inlet pipe filter screen cleaning device. The technical purpose is to provide the aquaculture water inletpipe filter screen cleaning device which can prevent pain in the waist and back and prevent physical fatigue. According to the technical scheme, the aquaculture water inlet pipe filter screen cleaning device comprises a support rod, a handle, a straight-moving slide rail, a straight-moving slide block, a mounting block, a mounting plate, deep groove ball bearings, a rotary shaft, a wiping device,a mounting rod, a rotary motor and the like; the handle is mounted at the top of the support rod, the straight-moving slide rail is embedded in the lower portion of the left side face of the supportrod, the straight-moving slide block achieving a guide effect is slidably arranged on the straight-moving slide rail, and the mounting block is mounted on the left side face of the straight-moving slide block. According to the aquaculture water inlet pipe filter screen cleaning device, through the rotation of the wiping device, a filter screen of a water inlet pipe can be cleaned, in this way, a user does not need to bend down and hold a hairbrush to clean the filter screen of the water inlet pipe, thus the user can be prevented from pain in the waist and back, and the physical fatigue of theuser can be prevented.

The invention relates to grinding equipment, and particularly relates to wheat grinding equipment. The wheat grinding equipment aims to provide the wheat grinding equipment which can prevent body fatigue and can conveniently collect. According to the technical scheme, the wheat grinding equipment comprises a grinding cylinder, an operating box, a base frame, a collecting box, a mounting plate, a guide rail, a guide sleeve, a spring, a supporting block, a supporting plate, a L-shaped plate and the like; the top of the grinding cylinder is provided with a containing groove with a containing effect, a plurality of first discharging holes capable of conveying wheat are formed in the inner wall of the containing groove, a grinding cavity is formed in the grinding cylinder, and the containing groove and the grinding cavity communicate with the first discharging holes. By means of a driving device, roller wheels can be rotated to grind wheat, the supporting plate is moved downward to open thesecond blanking holes, and the ground wheat in the grinding cavity falls down in the collecting box, so that a user does not need to dig and collect the ground wheat, so that body fatigue of the usercan be prevented, and the user can conveniently collect wheat.

The invention discloses a fixing device of an ultrasonic transducer for detecting the quality of a medium-small-sized concrete test block. The fixing device comprises a horizontal connecting rod, two vertical connecting rods and two transducer spring clips for fixing the ultrasonic transducer, wherein the tops of the two vertical connecting rods are respectively connected to the horizontal rods, are positioned on two sides of a detected concrete test block and can horizontally move along the horizontal connecting rods; the two transducer spring clips are respectively and correspondingly connected to the lower ends of the two vertical connecting rods; a front-rear-through sliding chute is formed in each horizontal connecting rod; a through hole is formed in the upper end of each vertical connecting rod; each vertical connecting rod can be connected to the corresponding horizontal connecting rod adjustably through an outer-hexagonal adjusting screw which sequentially penetrates through each through hole and each sliding chute, and a hand-screwed adjusting nut which is in threaded connection with the end part of each outer-hexagonal adjusting screw. According to the fixing device disclosed by the invention, the structure is simple, detection error can be reduced, and the waste of human resources is avoided; the whole ultrasonic detection item can be finished by an instrument operator.

The invention discloses a commercial intelligent conference table which comprises a conference table body. A base is arranged on the lower portion of the conference table body, pedal openings are formed in the right side of the base, a lifting platform is arranged on the upper portion of the base, a projector is arranged at the front end of the conference table body, a projector lens is arranged at the front end of the projector, a main power button is arranged on the right side of the projector, display screens are arranged on two sides of the conference table body, microphones are arranged on the right sides of the display screens, microphone bases are arranged on the lower portions of the microphones, electronic identity boards are arranged at the rear ends of the display screens, identity board display screens are arranged at the front ends of the electronic identity boards, mice are arranged on the front sides of the microphones, keyboard drawers are arranged on the two sides of the conference table body, USB (universal serial bus) interfaces are arranged on the left sides of the keyboard drawers, keyboards are arranged on the upper sides of the keyboard drawers, and display screen bases are arranged on the lower portions of the display screens. The commercial intelligent conference table has the advantage that the problems of relatively simple functions of existing commercial intelligent conference tables, low space utilization rates, incomplete exhibition functions and incapability of meeting requirements of conference speakers and participants in various aspects canbe solved by the aid of the commercial intelligent conference table.

The invention provides a roller skating device, which includes a pedal, a grounding component, a first sensor, a driving component, and a first controller. The pedal is coupled to the first sensor and the grounding component; the grounding component is coupled to the driving component; the first controller is coupled to the first sensor and the driving component. The pedal enables a driver to stand thereon with single point, and during standing with the single point, the driver can incline forwardly or backwardly. The grounding component is driven to work by means of the driving component. The first sensor senses the posture of the driver on the pedal. The driving component generates an output signal which controls action of the grounding component and maintains the entire roller skating device to be under a balanced status. The first controller controls generation of the output signal according to the posture. The roller skating device has better user experience.

The invention discloses a robot based on a PLC. A driving space is formed in a robot body, a driving motor is fixedly arranged on the upper end wall of the driving space, the lower end of the drivingmotor is in power connection with a driving shaft, a rotating space is formed in the lower end wall of the robot body, and rotating wheels symmetrical in the left-right direction are arranged in the rotating space; a moving cavity is formed in the rear end wall of the rotating space and communicates with the rotating space, a moving plate is arranged in the moving cavity, and bases symmetrical inthe left-right direction are fixedly connected to the front end face of the moving plate; and the rotating wheels are connected with a threaded shaft in a sleeving mode, the upper end of the threadedshaft penetrates through the upper end wall of the rotating space to be connected with a robot main body in a sleeved mode, and the lower end of a driven shaft penetrates through the lower end wall ofthe rotating space to be fixedly connected with a bottom seat. The robot is simple in structure and low in manufacturing cost, whole process intelligent operation is achieved, good safety protectionmeasures are achieved, and body fatigue of people can be effectively relieved.

In one embodiment, the invention provides a roller skating device, which includes a pedal, at least one grounding component, a driving component, a first controller and a first sensor. The pedal is coupled to the grounding component; the grounding component is coupled to the driving component; the first controller is coupled to the driving component and the first sensor. The relative positions of the grounding component and the pedal on a horizontal surface are adjustable. The grounding component is driven to work by means of the driving component. The first sensor senses the posture of a driver on the pedal. The driving component generates an output signal which controls action of the grounding component and maintains the entire roller skating device to be under a balanced status. The first controller controls generation of the output signal according to the posture, so that body fatigue due to skating by human power is avoided. In addition, during skating, the roller skating device can maintain the balanced status and action direction of the grounding component is adjustable, so that the roller skating device has lower demand on skills of the driver and further improving and enriching user experience.

The invention discloses a fertilizer stirring device for a park, comprising a tank, wherein supporting legs are arranged at four corners of the bottom of the tank, a tank cover is arranged at the topend of the tank, a first rack is arranged at the top of the tank cover, a first motor is arranged at the top of the first rack, the first motor is electrically connected with an external power source,and a first rotating shaft is arranged at the bottom of the first motor. According to the fertilizer stirring device, by the cooperation of the first motor, a crank arm, a first gear and a second gear, the first motor drives a knife rest and a cutter to perform crushing and stirring on fertilizer in the tank through the engaged connection of the first gear and the second gear, so as to improve the mixing efficiency of the fertilizer; a second motor and a stirring paddle are used for performing secondary stirring on the fertilizer, so as to avoid the defects that the fertilizer stacks at a feeding inlet, thus causing the stagnating of the tank, reducing the service life of the tank and increasing the use cost, and the production efficiency is improved, the stability of the tank is high, and the fertilizer stirring device is suitable for popularization and use.

The invention discloses a system for controlling a game function of a vehicle-mounted entertainment system through a mobile phone and an operation method thereof, and belongs to the technical field of vehicle-mounted system communication. The system comprises a vehicle-mounted terminal and a mobile phone terminal connected with the vehicle-mounted terminal through a communication module; the vehicle-mounted terminal comprises a game module, a first man-machine conversation module, a first communication connection module and a control module; the mobile phone terminal comprises a gamepad APP, a second man-machine conversation module and a second communication connection module, and the gamepad APP comprises a vehicle-mounted game receiving unit, a function key unit and a mobile phone replacement confirmation unit; the game module and the gamepad APP are connected with the same game service platform; the operation method comprises three steps of communication connection, instruction input and transmission, and instruction analysis and execution. According to the invention, the fatigue of the body of a user caused by long-time inclined body operation can be avoided, the participation degree of rear-row personnel is increased, the performance and response speed of a game are improved, and the pleasure of the vehicle-mounted game to the user is enhanced.

In one embodiment, the invention provides a roller skating device, which includes a pedal, a main grounding component, an assistant grounding component, a driving component, a first controller and a first sensor. The pedal is coupled to the main grounding component; the main grounding component is coupled to the driving component; the first controller is coupled to the driving component and the first sensor. The pedal enables a driver to stand thereon with single point, and during standing with the single point, the driver can incline forwardly or backwardly. The first sensor senses the posture of the driver on the pedal. The main grounding component is driven to work by means of the driving component. The driving component generates an output signal which controls action of the main grounding component and maintains the entire roller skating device to be under a balanced status. The first controller controls generation of the output signal according to the posture. The assistant grounding component limits a maximum inclining angle of the pedal when the pedal is inclined and is contacted with ground. The roller skating device avoids body fatigue due to skating by human power, thus improving user experience and safety.

The invention discloses an anti-wearing dental tool protector. The protector comprises a bottom plate, wherein a wheel carrier is installed on the lower surface of the bottom plate, the upper surfaceof the wheel carrier is connected with the lower surface of the bottom plate, idler wheels are installed on the inner wall of the wheel carrier, the outer walls of the idler wheels are connected withthe inner wall of the wheel carrier, the upper surface of the bottom plate is provided with a fixing duct corner, the lower surface of the fixing duct corner is connected with the upper surface of thebottom plate, a sliding rod is installed on the inner wall of the fixing duct corner, and the outer wall of the sliding rod is connected with the inner wall of the fixing duct corner. According to the anti-wearing dental tool protector, through matching of the bottom plate, the top plate, the sliding rod, a sliding plate and a sliding chute, and due to the effect of the sliding block, the base isfixed on the top plate, the defect of single practical function is overcome, the work efficiency of the protector is improved, the service life of the protector is prolonged, the purchase cost of a user is saved, the resource waste of the protector is avoided, and the protector is suitable for popularization and use.

The invention discloses a portable foldable and retractable child seat for a high-speed rail, and relates to the technical field of child seats for high-speed rails. The portable foldable and retractable child seat comprises a high-speed rail seat body, one end of the high-speed rail seat body is provided with a folding seat module facilitating placement of a child, and one end of the high-speed rail seat body is slidably connected with an arc-shaped buckle in a transition fit mode. Through mutual cooperation of the hollow sleeve, the transverse supporting plate, the soft package child sitting plate and the folding type protective fence mechanism, the device can conveniently provide a good sitting environment for an infant, arm ache and physical exhaustion caused by holding the infant for a long time when an adult rides on a high-speed rail are avoided, nursing of the infant is facilitated. Meanwhile, the height of the baby seat is convenient to adjust, the high-speed rail seat main body, the fan-shaped base and the lifting seat mechanism are matched with one another, so that the device is convenient to fold and contract, the occupied space is reduced, and the situation that crew members and other passengers walk inconveniently is avoided.

The invention discloses a safety nursing chair suitable for old people and non-amputated patients, which comprises a supporting bottom beam, auxiliary supporting structures are arranged on the two sides of the bottom of the supporting bottom beam, tensioning structures are arranged on the two sides of one end of the top of the supporting bottom beam, a seat plate is arranged at the top end of the supporting bottom beam, a leg supporting plate is arranged at the bottom of the seat plate, a backrest is arranged at one end of the seat plate; supporting shells are arranged at the two ends of the top of the backrest correspondingly, a sun shield is arranged between the supporting shells, a second guide wheel, a first guide wheel, a fourth limiting wheel, a third limiting wheel, a second limiting wheel, a first limiting wheel and the tensioning structures are connected through traction ropes, and a massage headrest is arranged at one end of the top of the backrest. The nursing chair has the advantages that the nursing chair can adapt to old people and non-amputated patients, exercise of upper limbs and lower limbs can be achieved during use, the nursing chair can be adjusted, the patients can lie at different angles, the heads and the necks of the patients can be massaged, physical exhaustion caused by long-time sitting is avoided, and the nursing chair is reasonable in structure and convenient to use.

The invention belongs to the technical field of medical equipment, and particularly relates to an obstetrical and gynecological disease medical diagnosis and treatment device, which comprises a main body, wherein leg supporting frames used for supporting the legs of a patient are arranged on the two sides of the upper end of the main body, foot supporting frames used for supporting the feet of the patient are arranged at the front ends of the leg supporting frames, limiting frames used for adjusting the transverse positions of the leg supporting frames to stretch the legs of the patient are further arranged on the two sides of the upper end of the main body. According to the invention, through the arrangement of the upper end, legs and feet of a patient can be tightly supported, so that physical fatigue caused by the fact that the patient forcefully keeps a fixed posture for a long time is avoided; through the arrangement of one side, the device can be driven to be automatically retracted after being used so as to facilitate next-time use; and the longitudinal position can be driven to be adjusted through sliding connection on one side, the transverse position can be further driven to be adjusted through sliding, and the legs of the patient are opened towards the two sides and fixed, so that operation is easy, and the situation that the opening angle of the legs of the patient is insufficient, and diagnosis and treatment are affected can be effectively avoided.

The invention provides an auxiliary device used for PCBA processing SMT stokehole visual inspection and a using method. The device comprises a positioning support, an auxiliary observation module, an observation drive module and a control module; parallel production line equipment guide rails are arranged on the two sides of a PCBA working face, the positioning support is arranged on the upper portions of the production line equipment guide rails, and the auxiliary observation module is arranged on the upper portion of the positioning support; the control module is connected with the observation drive module and drives the auxiliary observation module to move transversely and longitudinally along the positioning support, and observation of all observation points of the PCBA working face is achieved; the auxiliary observation module comprises a pipe sleeve, a light path pipe, a downward-bent objective lens opening and an upward-bent ocular lens opening; a first lens and a second lens are arranged at the bending position of the light path pipe and the objective lens opening and the bending position of the light path pipe and the ocular lens opening correspondingly, and are parallel to each other; and a telescopic structure is arranged in the middle of the sleeve pipe outside the light path pipe. Transverse and longitudinal movement of the whole auxiliary observation module and the objective lens opening is controlled, and observation to the whole PCBA working face on the side of a first transverse support is achieved.

The invention discloses a high-voltage switch cabinet with efficient damping performance. A machine base is installed on the lower surface of a machine cabinet, the lower surface of the machine base is movably connected with the upper surface of the machine cabinet, a fixing corner brace is installed on the outer wall of the machine base, the inner wall of the fixing corner brace is connected withthe outer wall of the machine base, and a loop bar is installed on the upper surface of the fixing corner brace; the lower surface of the loop bar is connected with the upper surface of the fixing corner brace, a jacking rod is installed on the inner wall of the loop bar, and the outer wall of the jacking rod is movably connected with the inner wall of the loop bar. According to the high-voltageswitch cabinet with the efficient damping performance, through cooperation among a hooking plate, a first torsion spring, a second torsion spring, a clamping plate, a pushing plate and the loop bar, waste of the resources of the high-voltage switch cabinet with the efficient damping performance is avoided under the action of the jacking rod and the hooking plate during installation, more convenience is provided for assembly and disassembly, work fatigue of operation workers is avoided, and the switch cabinet is suitable for popularization and application.

The invention relates to a medical rehabilitation chair, in particular to a medical leg rehabilitation chair. Thus, the medical leg rehabilitation leg aims at achieving the technical purposes that fatigue can be avoided, and the rehabilitation efficiency can be improved. According to the technical scheme, the medical rehabilitation chair comprises a chair seat, chair legs, a chair back, a first rotary shaft, a rotary sleeve, a hollow steel pipe, a first spring, a first pin rod, a handle, a first pull rope and the like. The chair legs with the supporting effect are mounted on the left side andthe right side of the bottom of the chair seat, the chair back is fixedly mounted on the right side of the top of the chair seat, and the first rotary shaft is rotationally mounted in the middle of the front side face of the chair leg on the left side. Through up-and-down swing of an L-shaped support, the legs of a patient can swing up and down, thus, the legs of the patient can be subjected to rehabilitation training, then medical staff do not need to exercise the legs of the patient by hand, and therefore physical fatigue of the medical staff can be avoided; a buffer rod, a buffer cushion and a third spring achieve a buffer effect, and therefore secondary harm to the legs of the patient can be avoided.

The invention relates to an aquaculture cleaner, in particular to an aquaculture water inlet pipe filter screen cleaner. The technical problem of the present invention is to provide a filter cleaner for aquaculture water inlet pipes that can prevent backaches and body fatigue. The technical embodiment of the present invention is: an aquaculture water inlet pipe filter screen cleaner, including a pole, a handle, a straight slide rail, a straight slide block, a mounting block, a mounting plate, a deep groove ball bearing, a rotating shaft, a wiping device, Install rods, rotating motors, etc.; the top of the pole is equipped with a handle, and the lower part of the left side of the pole is embedded with a straight slide rail. Surface mounted with mounting blocks. The invention can clean the filter screen of the water inlet pipe through the rotation of the wiping device, so that the user does not need to bend down to hold the brush to clean the filter screen of the water inlet pipe, thereby preventing the user from back pain and physical fatigue.

The invention discloses an automatic packaging protection cart for nondestructively picking prickly pears and totally removing spines. The automatic packaging protection cart comprises a protection moving mechanism, a telescopic breaking and pulling full picking mechanism, a flexible telescopic folding gliding tube, a nondestructive spiral primary spine-removing gliding mechanism, a totally spine-removing mechanism and a packaging loader mechanism, wherein the packaging loader mechanism is arranged on the protection moving mechanism, the totally spine-removing mechanism is arranged on the packaging loader mechanism, the nondestructive spiral primary spine-removing gliding mechanism is arranged on the totally spine-removing mechanism, the telescopic breaking and pulling full picking mechanism is arranged on the nondestructive spiral primary spine-removing gliding mechanism, and the flexible telescopic folding gliding tube is arranged on the telescopic breaking and pulling full picking mechanism and the nondestructive spiral primary spine-removing gliding mechanism. The invention belongs to the technical field of prickly pear picking equipment, and particularly relates to the automatic packaging protection cart which can be used for safely and nondestructively picking the prickly pears, ensuring nondestructive gliding of the prickly pears, automatically and nondestructively removing prickly pear skin inverted spines and packaging the prickly pears without the spines in real time.

The invention discloses a garden watering car which comprises a car body. A car beam is mounted on the top of the car body and a base plate is mounted on the top of the car beam; a water tank is mounted on the top of the base plate and is provided with a water inlet at the right side of the top; a sewage suction box is arranged at the right of the inside of the water tank and a sewage outlet is arranged at the top of the sewage suction box; a water spraying pipe is mounted at the right end of the base plate, and is connected with the water tank through a water hose. With cooperation among thesewage suction box, a sewage suction pump and a corrugated pipe and action of a fixing frame and a support, the sewage suction pump can suck water accumulated on the ground into the sewage suction boxthrough the corrugated pipe; thus, operation is simplified and water accumulated on the ground from spraying can be reduced, which facilitates passer-by in walking, reduces road surface cleaning workload of sanitation workers, reduces physical fatigue of the sanitation workers, improves work efficiency and saves cost. The garden watering car is suitable for promotion.

The invention discloses an integrated prefabricated serial tunnel lamp. The integrated prefabricated serial tunnel lamp is formed by splicing a plurality of prefabricated lamp bodies in a linear strip shape along a tunnel. The lamp body comprises a control circuit arranged in the control module, wherein series connection structures are arranged on the two sides of the control module, and the adjacent lamp bodies are spliced in series through the series connection structures; a lighting module arranged above the control module and connected with the control circuit; and the lighting module is rotationally connected with the control module through a rotating shaft, rotates upwards around the rotating shaft to be unfolded for lighting and rotates downwards to be folded and stored; and an atmosphere lamp arranged above the lighting module and is connected with the control circuit; and through segmented and color-separated display of the atmosphere lamp, reminding and warning effects are realized. Assembly type splicing can be carried out without lamp wiring, and the advantages that installation is convenient, the construction risk is reduced, and the construction efficiency is improved are achieved.

The present invention provides an auxiliary device for visual inspection in front of PCBA processing SMT furnace and its use method. The device includes a positioning bracket, auxiliary observation, observation drive and control module; parallel production line equipment guide rails are arranged on both sides of the PCBA working surface , the positioning bracket is set on the upper part of the guide rail of the production line equipment, and the auxiliary observation module is set on the upper part of the positioning bracket; the control module is connected with the observation drive module, and drives the auxiliary observation module to move horizontally and vertically along the positioning bracket to realize the observation of each observation point on the PCBA working surface; The auxiliary observation module includes a tube sleeve, an optical tube, a downwardly bent objective lens port and an upwardly bent eyepiece port; The two mirrors are parallel; the middle part of the casing outside the light path tube is provided with a retractable structure. The invention controls the horizontal and vertical movement of the auxiliary observation module as a whole and the objective lens port, and realizes the observation of the entire PCBA working surface on the side of the first horizontal support.

The invention relates to the technical field of displays, and discloses a swinging device for a display, which comprises a base and at least one column fixed on the base, wherein the top end of the column is rotatably connected with a swinging arm through a shaft housing, and a rotating mechanism is arranged at one end of the swinging arm close to the column; and the other end of the swinging arm is hinged with the back cover of a display screen, and the rotating mechanism drives the display screen to make plane circular rotation. The swinging device can not only conveniently rotate, but also flexibly adjust the direction of the screen of the display according to the sitting postures of computer users, thereby achieving the simple, convenient and fast adjustment, and providing convenience for the users. With the invention, the computer user can adjust the sitting posture, head rotation and pitching motion along with the swinging of the screen naturally so as to prevent the body fatigue caused by the long-term fixed sitting posture, and a new method for effectively preventing and treating cervical spondylosis is provided for office staff.

The invention discloses a small walking type energy-saving and environment-friendly snow removing device. The small walking type energy-saving and environment-friendly snow removing device is characterized in that support legs are mounted on the left and right sides of the outer wall of a bottom plate, the inner walls of the support legs are connected with the outer walls of the bottom plate, wheel racks are mounted on the lower surfaces of the support legs, the upper surfaces of the wheel racks are connected with the lower surfaces of the support legs, wheels are mounted on the inner walls ofthe wheel racks, the outer walls of the wheels are movably connected with the inner walls of the wheel racks, a motor is mounted on the upper surface of one support leg, the lower surface of the motor is connected with the upper surface of the corresponding support leg, a shaft sleeve is mounted on the outer wall of the motor, the inner wall of the shaft sleeve is connected with the outer wall ofthe motor, and a fixing block is mounted on the upper surface of the bottom plate. The small walking type energy-saving and environment-friendly snow removing device has the advantages that a brushing disc can operate by the coordination of the motor, a rotary shaft and the shaft sleeve, the motor is an alternating-current servo motor, the purchasing cost of a user is reduced, resource waste of the small walking type energy-saving and environment-friendly snow removing device is avoided, and the small walking type energy-saving and environment-friendly snow removing device is suitable for being popularized and used.

The present invention provides a roller skating device, which includes: a pedal, a grounding element, a first sensor, a driving element, and a first controller, the pedal is coupled to the first sensor and the grounding element, and the grounding element is coupled to In the driving element, the first controller is coupled to the first sensor and the driving element; wherein: the pedal is suitable for standing on a single point, and is used to move forward when standing on a single point Or tilt backward; the grounding element is used to act under the drive of the driving element; the first sensor is used to sense the driver's posture on the pedal; the driving element is used to generate and control the grounding An output signal for component action and maintaining the overall balance of the roller skating device; the first controller is used to control the generation of the output signal according to the posture, thereby providing a roller skating device with better user experience.

The invention relates to a slotting machine, in particular to a wood slotting machine. Therefore, the technical problem of the present invention is to provide a wood slotting machine capable of preventing physical fatigue and reducing workload. Technical solution: A wood slotting machine, including a first frame, a second frame, guide rods, a workbench, a wooden frame, a first motor, a long swing rod, etc.; the left side of the first frame is installed There is a second frame, the upper part of the second frame has a first opening, guide rods are installed between the left and right walls in the first opening, and a workbench is installed between the top of the first frame and the second frame . The present invention can transport the wooden boards by continuously moving to the right and left through the pushing mechanism, so that the user does not need to place the wooden boards on the workbench, thereby reducing the user's workload, and does not require the user to hold the slotting machine to adjust the wooden boards Grooving is performed, and at the same time, the user does not need to fix the wooden board with his feet, thereby preventing the user's physical fatigue.