288results about How to "Realize fixed installation" patented technology

The invention discloses a liquid crystal display and a backlight module thereof. The backlight module comprises an LED (light emitting diode) light bar, a heat radiation block, a back plate and a stop dog; the LED light bar is fixed on the heat radiation block through a fastening piece; the heat radiation block is fixed on the back plate; and the LED light bar is fixed on the heat radiation blockthrough penetrating the fastening piece on the stop dog. According to the invention, through the cooperation of the stop dog and the heat radiation block, the LED light bar can be conveniently fixed on the heat radiation block, thus the fixed mounting of the LED light bar is realized with lower cost on the premises of ensuring the backlight effect.

The invention provides a working method of a long-strip-shaped material equidistant cutting device with a ratchet wheel auxiliary feeding function. The long-strip-shaped material equidistant cutting device comprises a processing machine shell, the top of the processing machine shell is open, a feeding and discharging through hole is formed in the left side wall of the processing machine shell, a feeding supporting plate is fixedly connected to the interior of the feeding and discharging through hole, the left end of the feeding supporting plate extends to the outer side of the processing machine shell, and the right end of the feeding supporting plate is fixedly connected with the right side wall of the interior of the processing machine shell; a first moving groove with an upward openingis formed in the feeding supporting plate, a first rack is arranged in the first moving groove, and the upper side of the first rack meshes with a first gear; and a first support frame is fixedly connected to the left side wall of the processing machine shell, and a first rotation shaft is rotatably connected to the first support frame. The working method has the following beneficial effects thatwhen a moving block moves upwards, a connecting plate can drive two second rotating rods to move upwards, a sharp tooth on the left side has no acting force on a ratchet wheel, and a hook body can hook the ratchet wheel to enable the ratchet wheel to rotate anticlockwise.

The invention belongs to the field of civil engineering shock prevention and shock absorption and relates to a phased yield type mild steel damper. The upper end and the lower end of an arc-shaped mild steel energy-consuming steel piece on the inner layer of the damper are connected with an internal steel piece upper connection plate and an internal steel piece lower connection plate respectively. The upper end and the lower end of an outer-layer arc-shaped mild steel energy-consuming steel piece are connected with an external steel piece upper connection plate and an external steel piece lower connection plate respectively. The inner-layer arc-shaped mild steel energy-consuming steel piece, the internal steel piece upper connection plate and the internal steel piece lower connection plate are connected into a whole and arranged in a cavity formed by the outer-layer arc-shaped mild steel energy-consuming steel piece, the external steel piece upper connection plate and the external steel piece lower connection plate; springs used for force transferring are arranged between the upper portion of the internal steel piece upper connection plate and the lower portion of the external steel piece upper connection plate and between the upper portion of the external steel piece lower connection plate and the lower portion of the internal steel piece lower connection plate; By the design of inner-layer damping and outer-layer damping and the use of the springs for force transferring, phased energy dissipation and shock absorption of the damper is achieved, and the defect that a traditional damper is single in shock absorption level is overcome.

The invention relates to a solar panel roof installation structure and an installation method thereof. The installation structure comprises an L-shaped connecting piece, a frame, more than two longitudinal keels, more than one horizontal keel and a glass cover plate, wherein the frame is fixedly connected with the vertical surface of the connecting piece and fixedly connected with a roof embedded part through the horizontal surface of the connecting piece; the longitudinal keels are positioned in the frame, fixedly connected with the vertical surface of the connecting piece and fixedly connected with the roof embedded part through the horizontal surface of the connecting piece; the horizontal keels are arranged above the longitudinal keels; and the glass cover plate is arranged above the frame and the horizontal keels. The installation method comprises the following steps of: determining the mounting position of the frame according to the distribution condition of roof embedded iron, and fixing through the connecting piece; fixing the longitudinal keels; fixing the horizontal keels; paving heat-insulating materials, and placing a solar panel; and connecting pipelines, paving the glass cover plate, and sealing. The solar panel roof installation structure disclosed by the invention can not damage any structural layer of a roof and can greatly increase the construction efficiency on the basis of realizing the accurate installation of the solar panel.

The invention discloses a large-caliber vacuum sealing optical window component. The large-caliber vacuum sealing optical window component comprises an optical window glass, an inner flange, an outer flange, a fixing belt, six fixing blocks, and two sealing rings; a thread hole used for hoisting and overturning in the process of assembling is arranged on the side wall of the inner flange; the outside of an inner flange disk is evenly distributed with counter holes and interface flanges for connecting space circular mould devices; the middle side of the inner flange disk is provided with a groove used for limiting the radial movement of the fix fixing blocks; meanwhile, the thread holes arranged at the upper and lower directions in the groove are used for respectively screwing fix fixing blocks, and left and right direction thereof are provided with screw hole fixing suspenders; the inside of the inner flange disk is provided with a swallow-tail shaped sealing groove, and an optical window glass is statically sealed by means of an O-shaped sealing ring; the inside of the inner flange disk is provided with a square sealing groove for installing a square sealing ring, so that the optical window glass can be pressed by the outer flange under the air and vacuum environments, and the gap between the outer flange and the fixing block is changed.

The invention discloses a multi-station insulating rod segmented voltage-withstand testing device. A plurality of grounding electrode bases are arranged on a base, a voltage equalizing ring is fixed through a supporting rod of the base, the voltage equalizing ring is connected with a high-voltage power supply, a testing platform is arranged between the base and the voltage equalizing ring, a plurality of high-voltage output electrodes corresponding to the plurality of grounding electrode bases on the base are arranged on the testing platform, a leakage current collecting device is arranged oneach high-voltage output electrode, each high-voltage output electrode corresponds to one grounding electrode base, the testing platform and the voltage equalizing ring are electrically connected through a high-voltage wire, a plurality of to-be-tested insulating rods can be installed at the same time, the testing platform is driven to move downwards through a lifting device to achieve segmented voltage-withstand test of the insulating rods or voltage-withstand test of different lengths, and the testing data of each to-be-tested insulating rod is collected through each leakage current collecting device; the device is simple in structure and can measure a plurality of to-be-tested insulating rods at the same time, and the measurement of the insulating rods with different heights can be achieved.

The invention relates to an energy-saving and environment-friendly building. The building comprises a base, a plurality of square stand columns detachably installed on the base, a plurality of squarecross beams detachably installed between every two adjacent stand columns, and a ceiling detachably installed at the tops of the stand columns. First mounting grooves allowing the lower portions of the stand columns to be inserted are formed in the upper end face of the base. Anti-disengaging grooves are formed in the side walls of the first mounting grooves; and first sliding grooves, anti-disengaging blocks connected with the first sliding grooves in a sliding mode and matched with the anti-disengaging grooves, and first driving parts for driving the anti-disengaging blocks to be embedded into the anti-disengaging grooves in a sliding mode are arranged at the lower portions of the stand columns. The energy-saving and environment-friendly building has the effects of improving the repeatedutilization rate of building materials and facilitating disassembly and assembly of a building structure.

The invention relates to a fabricated building frame hollow column joint structure. The fabricated building frame hollow column joint structure comprises lower-layer prefabricated stand columns, connecting column bodies inserted into the upper portions of the lower-layer prefabricated stand columns, upper-layer prefabricated stand columns arranged on the upper portions of the connecting column bodies in a sleeving mode and cross beams with the ends installed on the lower side walls of the upper-layer prefabricated stand columns and the upper side walls of the lower-layer prefabricated stand columns; mounting cavities are formed in the upper end faces of the upper-layer prefabricated stand columns and the lower end faces of the lower-layer prefabricated stand columns in the vertical direction, dovetail grooves extending in the horizontal direction are formed in the outer side walls, located in the mounting cavities, of the upper-layer prefabricated stand columns and the outer side walls, located in the mounting cavities, of the lower-layer prefabricated stand columns, mounting plates are fixedly connected to the ends of the cross beams, dovetail blocks embedded in the dovetail grooves in a sliding mode are arranged on the side wall of the mounting plates in a protruding mode, and the mounting cavities are provided with limiting mechanisms for limiting the sliding positions of the dovetail blocks. The fabricated building frame hollow column joint structure has the effect of facilitating installation of the beam column joint.

The invention relates to a clutch device of a decelerating clutch and the decelerating clutch. The clutch device comprises a driving motor, a driving wheel, a shifting fork rod and a clutch shaft sleeve, the driving wheel forms a support surface supporting one end of the shifting fork rod, the other end of the shifting fork rod makes limiting contact with the clutch shaft sleeve, an altitude difference is arranged on the support surface formed by the driving wheel, in the process that the driving wheel rotates along with a driving motor shaft, the shifting fork rod is controlled to move through the altitude difference, and the clutch shaft sleeve is driven to move up and down; the upper end and the lower end of the clutch shaft sleeve are provided with an upper spline tooth meshed with an upper fixing plate and a lower spline tooth meshed with a lower dewatering plate respectively, and at least one part of the upper spline tooth and the lower spline tooth is provided with a shock absorption device which provides meshing buffering power. Due to the fact that shock absorption layers are arranged at the upper end and / or the lower end of the clutch shaft sleeve, the collision stress of the clutch shaft sleeve in the meshing process is buffered, abrasion of the spline teeth in the clutch driving process of the clutch device is avoided, and the reliability of the decelerating clutch is improved.

The invention discloses an automatic telescopic detector which comprises a pluggable mechanism, a transmission mechanism, a control mechanism and a detection mechanism, wherein the pluggable mechanism is provided with a telescopic detection rod; a sampling device is mounted at one end of the detection rod; a gas sampling pump and a gas detection chamber are arranged at the other end of the detection rod; the transmission mechanism receives a control command from the control mechanism to drive the telescopic detection rod to act and drives the sampling device to stick into a to-be-detected heap body to sample target signals; a gas sample filter is placed in the sampling device; the sampling device sends collected target signals into the gas sampling pump and the gas detection chamber after the collected target signals are processed by the gas sample filter. According to the automatic telescopic detector, the sampling device can automatically stick into the heap body and detect the environmental state in the heap body; fixed mounting and automatic plugging and pulling-out are realized just by remote control while personnel don't need to be present on site, so that the labor is reduced; owing to the unique anti-corrosion and water-proof structural design, a probe can be arranged arbitrarily at the most representative central point or other designated positions of the heap body to collect the most representative data.

The invention relates to a wind and sand proof mechanical filter for rail vehicles. The filter comprises a frame and a plurality of filter units parallel to each other. The filter units are installed in an accommodating space enclosed by the frame. Airflow channels are formed between two of the filter units, and each filter unit comprises a front end diversion part, a middle eddy part and an end air guide part that are connected in order. The middle eddy part and / or the end air guide part are / is equipped with baffle plates extending to one side or both sides, and a dust collection and dust exhaust structure is arranged at the lower part of the frame. The wind and sand proof mechanical filter provided by the invention is designed based on inertia and centrifugal sedimentation principles, the overall structure is simple, and by arranging multiple baffle plates in the airflow channels, vortexes are formed on the windward sides of the baffle plates, thus being conducive to consumption of particle kinetic energy so as to promote particle sedimentation and filtration, the filtration efficiency is greatly improved, and the system flow resistance is small.

The invention provides a module connected combined type energy conservation and heat preservation moulding board for wall body construction, comprising an exterior moulding board, an interior moulding board and a connecting piece connected between the exterior moulding board and the interior moulding board, wherein the exterior moulding board is formed by the mutual insertion of energy conservation and heat preservation modules, the connecting piece comprises a connecting plate and connectors which are positioned at both ends of the connecting plate and are respectively matched with the exterior and the interior moulding boards, and the connector matched with the exterior moulding board comprises a projecting end plate and a flashboard, or a projecting end plate and a chuck plate, or the projecting end plate, the flashboard and the chuck plate. The moulding board can ensure the sectional dimension of the wall body and can realize the fixed installation of steel wire gauzes, and high construction speed and stable installation can ensure the sectional dimension of the wall body to be accurate. The moulding board has the advantages of accurate positioning, convenient construction and low cost.

The invention discloses a horizontal supporting structure for building construction and a method for installing the same. The horizontal supporting structure comprises a triangular frame and at least two inserting and connecting mechanisms arranged on the triangular frame. The triangular frame comprises a vertical rod, a transverse rod and an oblique rod, a right-angled triangle is defined by the vertical rod, the transverse rod and the oblique rod in an enclosed mode, the inserting and connecting mechanisms are fixed on the vertical rod, and all the inserting and connecting mechanisms are located in the same vertical direction. Each inserting and connecting mechanism comprises two supporting plates and two guide plates, wherein an elastic assembly is arranged between the two guide plates, and the ends, away from the supporting plates, of the two guide plates are hinged to each other. Each inserting and connecting mechanism further comprises two movable plates which are hinged to vertical edges of the two corresponding guide plates respectively, and torsional springs are arranged at the hinged positions. The inner side of each supporting plate is provided with a guide groove, each guide groove is parallel to the bottom edge of the corresponding supporting plate, and each movable plate is provided with a guide post matched with the corresponding guide groove. Mounting and dismounting efficiency can be improved effectively, meanwhile, reuse of the triangular load-bearing supporting structure is facilitated, cost is lowered effectively, and resource waste is prevented.

The invention discloses a pipeline fixing device for road construction, and relates to the technical field of road construction. The pipeline fixing device includes two fixing piles arranged in parallel, and a cross beam is installed at the ends of the two fixing piles; at least two fixing screws are connected to the cross beam in a threaded mode, and clamping blocks are hinged to the bottom endsof the fixing screws; the clamping blocks include U-shaped bases, and the U-shaped bases are provided with hinge shafts which are rotatably connected with the fixing screws; the bottom side surfaces of the U-shaped bases are connected with arc-shaped plates through a plurality of buffer blocks, and contact layers are arranged on the inner side surfaces of the arc-shaped plates; and the two fixingpiles are provided with fixing pieces correspondingly, and the two fixing pieces are symmetrically arranged. According to the pipeline fixing device, fixing installation of pipelines in the road process is realized through combined use of the clamping blocks and the fixing pieces, and meanwhile, the device is suitable for fixing installation of a variety of pipelines with different sizes.

The invention discloses a cable bridge, and belongs to the field of cable installation. The cable bridge comprises two ladder edges and a plurality of crosspieces. The two ladder edges are arranged inparallel. One end of each crosspiece is fixedly mounted on one ladder edge, and the other end of each crosspiece is fixed on the other ladder edge. The crosspieces are sequentially arranged at intervals along the length direction of the ladder edges. The cable bridge also comprises an air cushion. The air cushion is fixedly arranged on the crosspieces and extends along the length direction of theladder edges. A plurality of first fixing holes are formed in the air cushion. All the first fixing holes are used for inserting ribbons. The vibration of a cable can be absorbed, and the cable is prevented from loosening due to vibration of the cable.

The invention discloses an automated stream line article sorting device for intelligent logistics. The automated stream line article sorting device for the intelligent logistics structurally comprisesa first identification code reading device, an installing plate, a second identification code reading device, storage boxes and a conveyor, wherein the storage boxes arranged at equal intervals are evenly distributed on the conveyor. Compared with the prior art, the automated stream line article sorting device for the intelligent logistics has the beneficial effect of by arranging a hinge inner box, telescopic mechanisms, an outer box, two step holes and threaded heads in a combination mode and based on the principle that like poles repel and opposite poles attract of a magnet, enabling all groups of the telescopic mechanisms to be dismountable, simple to install and dismount and high in installation and dismounting efficiency, achieving detachable connection between the hinge inner box and the outer box, enabling the hinge inner box to rise and fall, only needing to replace one group of the telescopic mechanisms and having no need for replacing all the telescopic mechanisms if the group of the telescopic mechanisms is damaged, reducing maintenance cost, being convenient and fast in replacement, low in difficulty coefficient and capable of effectively preventing a spring ring fromprotruding when a spring is compressed, effectively preventing deforming damage from being caused to the inner spring, and facilitating prolonging of use life of the inner spring.

The invention discloses a fixing frame for box body welding. Supporting the rotating shaft, the end of the supporting rotating shaft is equipped with movable supporting bearings, the two sides of the middle part of the supporting rotating shaft are provided with adjusting and fixing rings, the outer side of the adjusting and fixing ring is installed with a length adjusting rod, and the end of the length adjusting rod is installed with a mounting A fixed installation baffle is installed on one side of the surface of the installation substrate, and an installation support frame is installed on the other side of the surface of the installation substrate, and an installation adjustment bolt is installed on one side of the installation support frame. The present invention can realize box welding The components are fixedly installed, and the angle can be adjusted at the same time to meet the welding of boxes with different angles. One clamping can realize two weldings, and it can rotate by itself, which is convenient for users to perform next welding.

The invention relates to the technical field of greening buildings, in particular to a green plant building curtain wall. The green plant building curtain wall comprises a wall body, a curtain wall plate and green plant boxes; a fixing piece is mounted on the wall body, and the curtain wall plate is fixedly mounted on the wall body through the fixing piece; the green plant boxes are laid out in anarrayed mode and mounted on the side, away from the wall surface, of the curtain wall plate, and dismounting and mounting assemblies are arranged on the green plant boxes; and the green plant boxes are detachably mounted on the side, away from the wall surface, of the curtain wall plate through the dismounting and mounting assemblies. The green plant building curtain wall has the effects that thegreen plant boxes are dismounted, planting is conducted on the ground, then the green plant boxes are mounted on the curtain wall plate, and thus the planting changing process is simpler and more convenient.

The invention discloses a wastewater treatment device used in chemical industry, and relates to the technical field of wastewater treatment. The wastewater treatment device comprises a filter box, wherein a water inlet pipe is arranged on the upper surface of the filter box, a first grid plate and a second grid are arranged in the filter box, and an activated carbon adsorption layer, a microporousfilter plate and a first filter screen are arranged in the filter box. According to the wastewater treatment device used in the chemical industry, a stirring rod, a second filter screen, a guide plate, a box body, a motor and a sealing cover are mutually matched, so that the motor drives the stirring rod to rotate so as to stir wastewater, furthermore, reagents are added in the box body, and therefore, the neutralization reaction between chemical ions and the reagents in wastewater can be accelerated to ensure the reaction efficiency between the chemical ions and the reagents, and in addition, the second filter screen can filter precipitates after the neutralization reaction for one time to be convenient for a worker to take out the precipitates from the upper part, thereby being capableof ensuring the effect of wastewater treatment, and to be further convenient for the worker to treat the precipitates in the treatment device.

The intelligent watch comprises a watch main body, a positioning cavity is formed in a top frame of the watch main body, a watch cover is arranged at the top of the watch main body, a display screen is arranged on the watch cover, a storage cavity is formed in the bottom of the watch cover, and a mounting cylinder is arranged at the position, located on the inner side of the storage cavity, of the bottom of the watch cover; a containing cavity is formed in the position, located on the inner side of the positioning cavity, of the top corner of the watch body, a control assembly facilitating up-down simultaneous adjustment is arranged in the positioning cavity, and a limiting assembly facilitating rapid and stable disassembly and assembly is arranged between the watch body and the watch cover. The device has the beneficial effects that a pressure sensor is unbalanced in stress after falling and collision, a driving shaft is triggered to drive a cam to rotate, then vertical movement of a pressing plate is controlled, an elastic air bag is further extruded to form a protruding buffer protection structure for an inflatable elastic pipe, therefore, anti-falling protection is conducted on the outer side of the intelligent watch, and the service life of the intelligent watch is prolonged.

The invention discloses an inflatable shield tail sealing device which comprises a shield tail, a linear driver, a connecting rod and at least two airbags. Each airbag includes an airbag body, an airnozzle and a connecting piece, wherein one end of the air nozzle is inserted into the airbag body, the other end of the air nozzle is inserted into the connecting piece, and the two ends of the connecting piece are provided with a tenon and a mortise which can be meshed with each other; the connecting pieces of the adjacent airbags are meshed with each other, and the connecting pieces are embeddedin a groove of the shield tail; a gas pipeline is arranged in the shield tail; one end of the connecting rod is connected to a telescopic rod of the linear driver, and the other end of the connectingrod is embedded in the mortise of the connecting piece of the corresponding airbag. By means of the inflatable shield tail sealing device, fixing of the airbags is achieved through the tenons and themortises of the connecting pieces in cooperation with the groove of the shield tail, the design enables the airbags to remain fixed when the airbags are located inside the shield tail, after the airbags leave the shield tail, staggering and unhooking are quickly generated, the worn airbags can be abandoned by a user by executing the simple push-out action, meanwhile, the interior of the shield tail can be filled with a new airbag, so that the operation of replacing the airbag is greatly simplified.

The invention discloses a multilayer environment-friendly cultivating house which can be used for planting. The multilayer environment-friendly cultivating house comprises two supporting devices, a cross beam is arranged at the upper ends of the two supporting devices, a ceiling is arranged at the upper end of the cross beam, an object storage box, a liquid storage box and a plant cultivating plate are arranged between the two supporting devices from top to bottom in sequence, an object placing tank is arranged inside the object storage box, a first opening is formed in the side wall of the lower end of the object storage box, a liquid storage cavity is arranged inside the liquid storage box, a second opening corresponding to the first opening is formed in the side wall of the upper end ofthe liquid storage cavity, a booster pump is arranged inside the liquid storage cavity, a nozzle is arranged at the lower end of the liquid storage box, the upper end of the nozzle is communicated with the liquid storage cavity, and the nozzle is located over the plant cultivating plate. The multilayer environment-friendly cultivating house which can be used for planting effectively utilizes excrement of poultry, resources are saved, and the surrounding environment is protected.

The invention relates to an energy-saving wall with the functions of heat preservation and heating. The energy-saving wall comprises a composite sandwich steel wire net frame heat-insulation plate, amain body layer formed by a cast-in-place reinforced concrete layer, and an outer protective layer formed by a concrete layer. An inner steel wire net piece and an outer steel wire net piece of the composite sandwich steel wire net frame heat-insulation plate are fixedly bonded in the main body layer and the outer protective layer. An inner heat-insulation layer, a heating bracket, an inner protective plate, a net cloth and a surface coating are arranged on the inner side of the main body layer in sequence. A heating pipeline is mounted in the heating bracket. A heat-insulating pad or a heat-insulating sleeve is arranged between a bracket connecting piece and the heating bracket. The inner protective plate is provided with a plurality of longitudinal through holes. At least part of longitudinal through holes is not shielded by the net cloth. According to the energy-saving wall, the heat-insulation effect of the wall is improved obviously, the heat bridge effect is reduced obviously, the proportion of heat dissipating of heating heat energy to a wall structure and an outdoor space is decreased obviously, the utilization ratio of the heating heat energy is increased obviously, and the good building energy-saving effect is obtained accordingly.

The invention discloses a water filtration structure. The water filtration structure comprises a filter pipe; a water inlet pipe is arranged in the axis position of the lower end of the filter pipe; an upper end cover and a lower end cover are arranged in the filter pipe; a core part is arranged at the bottom of the upper end cover; PP cotton is cooperatively arranged between the upper end cover and the lower end cover. A preparation process of the PP cotton for the water filtration structure is optimized, modified diatomite is added in the raw materials, the prepared PP cotton is subjected to acid etching treatment to prepare a PP cotton product, and the PP cotton product has high breaking strength, antibacterial property and heavy metal ion adsorbing property.

The invention relates to a warming plate and a connecting piece thereof. The warming plate comprises a polyfoam foundation layer and a metal protective layer, wherein, at least one side of the metal protective layer is provided with at least one small groove; the connecting piece of the warming plate contains a U-shaped opening, the upper part of which is provided with an evaginable extending part that is used for being matched with the small groove at the side of the metal protective layer. The warming plate can rapidly realize the fixation and installation by matching the connecting piece and the small groove at the side of the warming plate, and further strengthens the warming plate when adhesive mortar is saved.

The invention belongs to the technical field of utilization of solar energy, and especially relates to an asymmetric concentrating photovoltaic photo-thermal system capable of realizing fixed installation. The system comprises asymmetric prism type composite paraboloid condensers, solar batteries and miniaturized heat exchangers, wherein the bottom portions of the asymmetric prism type composite paraboloid condensers are connected with the solar batteries, and the solar batteries are fixed on the outer wall of a building through the miniaturized heat exchangers. Compared to the prior art, the asymmetric-structure prism type composite paraboloid condensers are brought forward innovatively, such a structure can reduce the material cost of a concentrating structure, the purpose of concentrating is realized by use of refraction and reflection of the condensers, and the optical efficiency is quite high. The asymmetric prism type composite paraboloid condensers can ensure that a light receiving angle can meet a requirement during installation with the wall, realize fixed installation to the building and do not require a complex tracking apparatus.

The invention discloses a broaching tool handle assembly. The broaching tool handle assembly comprises a broaching tool and a tool handle clamping device; the broaching tool comprises a broaching toolhandle, and the broaching tool handle is provided with a strip-shaped broaching tool handle body with the taper; and the tool handle clamping device is used for clamping the strip-shaped broaching tool handle body to achieve broaching tool clamping and fixing and bear broaching cutting force. According to the broaching tool handle assembly, for the broaching tool with the small diameter, a groovedoes not need to be formed in the broaching tool handle, the tool handle strength is improved, the precision and the stability are good, and the tool handle is not prone to being broken.

The invention relates to an anti-collision robot base. The anti-collision robot base comprises a base body. A plurality of installing grooves are formed in the outer side of the base body at equal intervals. First spring supporting columns are horizontally and fixedly arranged in inner cavities of the installing grooves. L-shaped support rods are fixed to the ends, away from the installing grooves, of the first spring supporting columns. The tops of the L-shaped support rods are connected with guiding pulleys through rotation shafts. Damping rods are symmetrically arranged on one sides of theguiding pulleys, and the damping rods are fixed to the bottom of the base body. The bottoms of the damping rods are connected with universal wheels through rotation shafts. Through the arrangement ofthe damping rods, sharp robot shaking caused by the uneven road surface is prevented. Through the arrangement of the first spring supporting columns, the acute degree during guiding pulley collisionscan be reduced. Through the arrangement of the guiding pulleys, the impact energy can be reduced by changing the collision direction, and the service life of the anti-collision robot base is prolonged. Anti-skid wrinkles are arranged on the outer sides of the guiding pulleys, friction force is increased, and the guiding capability is improved.