48results about How to "Prevent free fall" patented technology

The invention discloses a pediatric negative pressure gastric lavage device for a pediatrician. The device includes a bottom plate, a gastric lavage fluid storage tank and dirt tank. The top part of the bottom plate is fixedly connected with the box body. The front side of the box body is provided with a fixing groove. Two sides of the bottom part of the inner wall of the fixing groove are fixedlyconnected with mounting plates. The bottom parts of the gastric lavage fluid storage tank and the sewage tank are fixedly connected with mounting brackets. The two sides of the top part of the mounting brackets are provided with mounting holes. The device relates to the technical field of medical equipment. The negative-pressure gastric lavage device for the pediatrician greatly facilitates the medical personnel to fully clean the gastric lavage tank and the dirty liquid tank on the gastric lavage equipment. The device reduces the workload of the medical staff, realizes the quick and convenient disassembly and full cleaning of the gastric lavage tank and the dirty liquid tank from the gastric lavage equipment, achieves the purpose of separating and disassembling the gastric lavage tank and the dirty liquid tank from the gastric lavage equipment, and greatly facilitates the cleaning work of the gastric lavage equipment by the medical staff.

The invention discloses a steam generation tank used for a power station. The steam generation tank comprises a tank body and a solar outer heat pipe. A liquid inlet pipe is arranged on the side wall of the tank body. Two symmetrical gas outlet pipes are arranged on the side wall of the top end of the tank body. Spray nozzles are arranged on the inner walls of the two gas outlet pipes in a rotating manner. A plurality of spiral protrusions are arranged on the inner walls of the spray nozzles. A diversion plate is fixed to the top end of the tank body. The axes of the gas outlet pipes are right opposite to the bent outer conical face. A solar inner heat pipe is fixed in the solar outer heat pipe through a flange. After water steam is discharged into the tank body, the diversion plate with the middle protruding downwards to form a reverse conical shape is arranged on the top of the tank body, the outer conical face of the reverse conical shape is bent inwards along the center line of the outer conical face, and in other words, the longitudinal section of the reverse conical shape is in a reverse ridge shape, and the diversion plate provides cambered surface path guidance for movement of the water steam; and while discharge of the water steam is accelerated, it is prevented that the water steam is accumulated on the top of the tank body and part of water and steam are fused and then freely fall.

The invention discloses a lamp lifting device. The lamp lifting device comprises a base, a wire winding assembly, a motor and a protecting assembly, wherein the protecting assembly comprises a shell, a universal driving shaft, a flywheel, a pawl, an elastic piece and a limiting piece, the universal driving shaft is connected to the shell in the mode that the universal driving shaft rotates around itself in the axial direction and is in transmission connection with a wire winding wheel, the flywheel is arranged in the shell in a rotary mode and is fixed to the universal driving shaft in the circumferential direction, the pawl is provided with a rotary shaft end and a limiting end opposite to the rotary shaft end, the rotary shaft end is connected to the flywheel in a rotary mode, and a limiting groove is formed in the limiting piece. The wire winding wheel can drive the universal driving shaft and the flywheel to rotate when the wire winding wheel rotates, the pawl is hinged to the flywheel, when a lamp rise or fall at an overhigh speed, the rotating speed of the wire winding wheel and the rotating speed of the flywheel are too high, the pawl rotates under the effect of centrifugal force, the limiting end of the pawl is matched with the limiting groove, so that the flywheel stops rotating and is positioned, then the wire winding wheel is positioned, rising or falling of the lamp is stopped, in this way, free falling of the lamp is prevented or the lamp is prevented from rising or falling at an overhigh speed, stable rising and falling of the lamp are guaranteed, normal work of the lamp lifting device is guaranteed, and the safety performance of the lamp lifting device is improved.

An excavating machine, representatively a tracked excavator has a boom stick portion on which both an excavating bucket and a hydraulic breaker are mounted for hydraulically driven pivotal movement between first and second limit positions. The bucket may be operated independently of the breaker for digging operations. Similarly, the breaker may be operated independently of the bucket for refusal material-breaking operations. The same excavating machine may now use the bucket and breaker in a rapid and continuous exchange to permit frequent removal of small quantities of broken refuse material with the bucket, exposing the bucket and breaker to fresh refuse material. A lubricatable attachment system is disclosed for improved breaker system connectivity that permits quick installation and removal of the breaker. An alternative deployment system is disclosed having a rotary actuator for efficient and rapid deployment without the need for an additional hydraulic cylinder.

The invention relates to a vertical lifting device capable of climbing by manpower, and the device comprises a vertical well, at least a lift car and power systems corresponding to the lift cars in a one-to-one manner. The vertical lifting device capable of climbing by manpower realizes free sliding of the lift cars in the vertical well through arranging supporting disks and a spiral rising rail, and the lift car is clamped with an internal rolling rail of the spiral rising rail through a U-type nave boss, so as to ensure the supporting disks and the lift cars not to fall off the spiral rising rail. The device can realize manual lifting and automatic lifting. Through arranging a plurality of lift cars in the vertical well, one vertical well provides combination of a plurality of lift cars and power structures is realized, and the device operates safely. The device has green environmentally friendly effect of saving land, and even though the device is used in a LOFT house type house in a city, the device has effects of saving space and energy, and is low carbon. The device can be applied in wide rural self-built houses, and has benefits of saving land and providing convenience for the old or people who cannot climb stairs conveniently to live upstairs.

The invention provides an assembled type liquid crystal display screen. The assembled type liquid crystal display screen comprises a mounting bottom plate, a supporting seat, a supporting plate, a clamping mechanism and a splicing mechanism. The problems are solved that most existing liquid crystal display screens are fixedly mounted, specification and size differences of the liquid crystal display screens used in different occasions are large, in actual mounting and clamping operation, the clamping direction of a mounting clamp is difficult to adjust in real time according to the required sizes of the liquid crystal display screens, a stable and firm clamping effect is difficult to provide for the liquid crystal display screens, the mounting number and orientation direction of the liquid crystal screens are difficult to adjust in real time according to the occasion size and shape of a placement position, quick clamping and dismounting operation during mounting of the liquid crystal screens is more difficult to realize, consequently, the operation efficiency of liquid crystal screen assembling operation cannot be improved, and the use requirements of different occasions are not met.

The invention discloses an anti-broken yarn guide mechanism. The anti-broken yarn guide mechanism comprises a mounting frame, two yarn guide rollers rotationally connected to the mounting frame through bearings and a yarn guide pressing device used for automatically pressing broken yarns, a plurality of yarns penetrate through the yarn guide rollers in a guiding mode, the yarn guide pressing device can independently press the broken yarns one by one, swing mechanisms capable of rotating when yarns are broken are further arranged on the side faces, corresponding to the yarn guide rollers, of the yarn guide pressing devices, and a plurality of yarn guide wheels are correspondingly connected to the swing mechanisms in a rotating mode. According to the anti-broken yarn guide mechanism, yarn guide is facilitated, the yarns can be tightened in time during yarn breakage, meanwhile, the yarn guide wheels contract, rotate and are attached to the yarn guide rollers, the situation that the yarnsare wound and disordered is avoided, and practicability is high.

The invention discloses a steam generation device with a solar thermal power generation function. The steam generation device comprises a tank body and a solar power outer heat pipe. A liquid inlet is formed in the side wall of the tank body. Two symmetric air outlets are formed in the side wall of the top end of the tank body. A guide plate is fixedly arranged at the top end of the tank body. The middle of the guide plate protrudes downwards to form an inverted cone. The outer conical surface of the inverted cone is bent inwards along the central line of the inverted cone. The axis of each air outlet right faces the outer conical surface of the bend. A solar power inner heat pipe is fixed in the solar power outer heat pipe through a flange plate. After steam is discharged into the tank body, the top of the tank body is provided with the guide plate with the middle protruding downwards to form the inverted cone. Moreover, the outer conical surface of the inverted cone is bent inwards along the center line of the inverted cone, namely the longitudinal section of the inverted cone is in an inverted ridge shape, the guide plate provides a cambered path guidance for movement of steam, and while steam exhaust is accelerated, the phenomenon that due to the fact that the steam is accumulated on the top of the tank body, part of water and steam which are fused fall freely is avoided.

The invention relates to PVC corrugated pipe cutting equipment which comprises a first supporting frame, a second supporting frame, a third supporting frame, a sliding rail, a cutting mechanism and the like. The first supporting frame is located at the forefront of the equipment, two sliding rails are fixed to the bottom of the rear wall of the first supporting frame, a third supporting frame is fixed to the rear portions of the top walls of the two sliding rails, a second supporting frame is fixed to the front position of the middle of the right wall of the sliding rail on the right side, and the cutting mechanism is installed in the third supporting frame. According to the corrugated pipe cutting device, a corrugated pipe can be cut from the inside, the corrugated pipe is clamped from the outside during cutting, and the pipe wall near the cutting point is fixedly clamped, so that the situation that notches are uneven due to shaking of the corrugated pipe during cutting can be avoided, and the cutting quality is improved; the automatic feeding mechanism can automatically pull the corrugated pipe into the equipment, so that the manpower consumption is reduced, and the production efficiency is improved; and the length of the cut corrugated pipe can be adjusted by adjusting the position of the limiting block, and a plurality of length gears are arranged and can be adjusted according to requirements.

The invention relates to a garden tree pruning device which comprises an inner supporting frame (3), a fixed rope (4), a slide bar (5), a rotating wheel (6), an outer supporting frame (7) and a lifting platform (9); the inner supporting frame (3) is set to be semicircular and is provided with a sliding slot, the fixed rope (4) is arranged on the inner lateral surface of the inner supporting frame(3) according to a mode of being fixedly connected with the inner supporting frame (3), the rotating wheel (6) is arranged in the sliding slot of the inner supporting frame (3), the slide bar (5) is set to be penetrated through the rotating wheel (6) and is set to be connected with the rotating wheel (6) through a bolt, the outer supporting frame (7) fixedly connected with the slide bar (5) is arranged on the outer end surface of the slide bar (5), and the lifting platform (9) fixedly connected with the slide bar (5) is arranged on the slide bar (5) between the inner supporting frame (3) and the outer supporting frame (7); and therefore, when trees are pruned, the garden tree pruning device freely ascends and descends and is convenient to prune, thereby reducing the labor intensity of operating staff.

The invention discloses a double-brake back-and-forth controllable descent control device. The double-brake back-and-forth controllable descent control device comprises an outer shell, a pulling mechanism, a double-brake mechanism and a rope guiding mechanism, wherein the pulling mechanism, the double-brake mechanism and the rope guiding mechanism are arranged in the outer shell; the pulling mechanism is mutually linked with the double-brake mechanism and comprises an energy conversion regulating screw rod and a buffer piece which is arranged at the periphery of the pulling mechanism; the double-brake mechanism comprises an outer brake assembly, an inner brake assembly and a self locking mechanism, the inner brake assembly is mutually linked with the energy conversion regulating screw rod of the pulling mechanism, a wedge wheel is arranged at the periphery of the inner brake assembly, a steel wire rope is wound on the wedge wheel and is in rolling friction, and the self locking mechanism is movably arranged between the outer brake assembly and the outer shell in a leaning way; when the outer brake assembly is in an unstressed state or a maximum stress state, the inner brake assembly is in a semi-brake state to generate friction damping, and the steel wire rope wound on the peripheral wedge wheel can be tensioned and locked; when the outer brake assembly is in a semi-clutch state, the inner brake assembly and a brake hub are in a friction state by the locking of the inner brake assembly on the steel wire rope, the steel wire rope is enabled to be guided out along the rope guiding mechanism by friction force difference, and slow and uniform-speed descending can be realized.

The invention relates to the technical field of automobile maintenance and equipment calibration, in particular to a support device. The device comprises a base, a vertical rod and a clamping assembly. One end of the vertical rod is installed on the base, and the clamping assembly is installed on the vertical rod. The clamping assembly comprises a sliding piece, a push rod assembly, a handle and an elastic piece, one end of the sliding piece sleeves the vertical rod, the sliding piece can move along the vertical rod, the other end of the sliding piece is used for hanging a calibration element,the push rod assembly is movably mounted on the sliding piece in the preset direction, the two ends of the elastic piece abut against the inner wall of the sliding piece, the push rod assembly and the elastic piece respectively, one end of the push rod assembly is driven to press the vertical rod, the sliding piece is fixed to the vertical rod, a sliding assembly can be prevented from falling freely and being smashed, meanwhile the handle is rotatably installed on the sliding piece and used for driving one end of the push rod assembly to be separated from the vertical rod, so that the slidingassembly can slide freely along the vertical rod, the height of a calibration device hung on the sliding assembly can be adjusted as required, and different height requirements can be met so as to meet calibration requirements.

The invention discloses a yarn guiding mechanism for knitwear. The yarn guiding mechanism comprises a mounting frame, two yarn guiding rollers and a yarn guiding and compressing device. The yarn guiding rollers are rotatably connected to the mounting frame through bearings. The yarn guiding and compressing device is used to automatically compress broken yarns. Multiple yarns are guided through theyarn guiding rollers. The yarn guiding and compressing device can independently compress a broken yarn. Yarn roller guiding grooves are formed and can guide the multiple yarns at the same time. Freely resettable extrusion blocks are arranged, and the yarn guiding grooves are arranged against the outside of the extrusion blocks. When the yarn breaks, a spring can be reset, and the extrusion blockscan be placed on baffles to prevent the yarn from falling off freely and affecting the other yarns.

The invention discloses a double-brake back-and-forth controllable descent control device. The double-brake back-and-forth controllable descent control device comprises an outer shell, a pulling mechanism, a double-brake mechanism and a rope guiding mechanism, wherein the pulling mechanism, the double-brake mechanism and the rope guiding mechanism are arranged in the outer shell; the pulling mechanism is mutually linked with the double-brake mechanism and comprises an energy conversion regulating screw rod and a buffer piece which is arranged at the periphery of the pulling mechanism; the double-brake mechanism comprises an outer brake assembly, an inner brake assembly and a self locking mechanism, the inner brake assembly is mutually linked with the energy conversion regulating screw rod of the pulling mechanism, a wedge wheel is arranged at the periphery of the inner brake assembly, a steel wire rope is wound on the wedge wheel and is in rolling friction, and the self locking mechanism is movably arranged between the outer brake assembly and the outer shell in a leaning way; when the outer brake assembly is in an unstressed state or a maximum stress state, the inner brake assembly is in a semi-brake state to generate friction damping, and the steel wire rope wound on the peripheral wedge wheel can be tensioned and locked; when the outer brake assembly is in a semi-clutch state, the inner brake assembly and a brake hub are in a friction state by the locking of the inner brake assembly on the steel wire rope, the steel wire rope is enabled to be guided out along the rope guiding mechanism by friction force difference, and slow and uniform-speed descending can be realized.

The invention relates to a cell taking manipulator. The cell taking manipulator comprises a bracket, a horizontal moving component, a lifting component and clamping jaw components, wherein the horizontal moving component is arranged on the bracket, the lifting component is connected with the horizontal moving component by virtue of a lifting bracket, the clamping jaw components are connected withthe lifting component, the clamping jaw components include an upper clamping jaw component and a lower clamping jaw component, the upper clamping jaw component is arranged on the lifting bracket in asliding mode, and the lower clamping jaw component is in transmission connection with the lifting component. The lower clamping jaw component is driven to lift by the lifting component, the upper clamping jaw component slides on the lifting bracket, so that the clamping and loosening matching of an upper clamping jaw and a lower clamping jaw is realized, positive and negative pole pieces are disengaged from a jig layer by layer when the jig is pulled away, the lower clamping jaw moves upwards so as to support the positive and negative pole pieces layer by layer, so that the pole pieces are prevented from freely falling, the displacement deviation of the positive and negative pole pieces is prevented from being generated, the precision of cells is effectively increased, and finally, the superimposed pole pieces are clamped by the lower clamping jaw together with the upper clamping jaw and are moved to the next station.

The invention discloses a double-brake back-and-forth controllable descent control device. The double-brake back-and-forth controllable descent control device comprises an outer shell, a pulling mechanism, a double-brake mechanism and a rope guiding mechanism, wherein the pulling mechanism, the double-brake mechanism and the rope guiding mechanism are arranged in the outer shell; the pulling mechanism is mutually linked with the double-brake mechanism and comprises an energy conversion regulating screw rod and a buffer piece which is arranged at the periphery of the pulling mechanism; the double-brake mechanism comprises an outer brake assembly, an inner brake assembly and a self locking mechanism, the inner brake assembly is mutually linked with the energy conversion regulating screw rod of the pulling mechanism, a wedge wheel is arranged at the periphery of the inner brake assembly, a steel wire rope is wound on the wedge wheel and is in rolling friction, and the self locking mechanism is movably arranged between the outer brake assembly and the outer shell in a leaning way; when the outer brake assembly is in an unstressed state or a maximum stress state, the inner brake assembly is in a semi-brake state to generate friction damping, and the steel wire rope wound on the peripheral wedge wheel can be tensioned and locked; when the outer brake assembly is in a semi-clutch state, the inner brake assembly and a brake hub are in a friction state by the locking of the inner brake assembly on the steel wire rope, the steel wire rope is enabled to be guided out along the rope guiding mechanism by friction force difference, and slow and uniform-speed descending can be realized.

The invention discloses a heat engine kinetic energy generator. The generator comprises a tank and a solar outer heat pipe. A liquid inlet is formed in the side wall of the tank. The side wall of the top end of the tank is provided with two symmetric air outlets. A flow guide plate is fixed to the top end of the tank. The middle of the flow guide plate protrudes downwards to form an inverted cone. The outer cone face of the inverted cone is bent inwards along the center line of the inverted cone. The axes of the air outlets right face the bent outer cone face. A solar inner heat pipe is fixed in the solar outer heat pipe through a flange. Steam is exhausted into the tank, and the flow guide plate with the middle protruding downwards to form the inverted cone is disposed on the tank in a sliding mode; the outer cone face of the inverted cone is bent inwards along the center line of the inverted cone, that is, the longitudinal section of the inverted cone is in an inverted ridge shape, and the flow guide plate provides curved line guidance for movement of the steam; the steam is prevented form accumulating on the top of the tank and part of the steam blends and then freely descends while exhaust of the steam is accelerated.

The invention provides a vending machine and a vending method. The vending machine comprises a vending machine body, a robot used for taking and placing tableware, a flour cake supply mechanism used for providing flour cakes, a sauce supply mechanism used for providing sauce, a boiled water supply mechanism used for providing boiled water and a bowl taking mechanism used for providing tableware. The robot is rotatably arranged in the vending machine body, and the flour cake supply mechanism, the sauce supply mechanism, the boiled water supply mechanism and the bowl taking mechanism are arranged on the movement track of the robot. By designing the vending machine, cakes, sauce and boiled water are automatically put into tableware to be soaked, the instant noodle operation is automatically completed, and the labor intensity of a user is reduced.

The invention discloses a rotating shaft structure and electronic equipment, wherein the rotating shaft structure comprises a rotating shaft bearing and a torsion piece. The rotating shaft bearing comprises a first bearing part and a second bearing part, and the radius of the second bearing part is smaller than the radius of the first bearing part; the second bearing part comprises a first avoiding part and a first braking part; the rotating shaft bearing is rotatably arranged in the torsion piece, the torsion piece comprises a first torsion part surrounding the first bearing part and a second torsion part surrounding the second bearing part, and the second torsion part comprises a second avoiding part and a second braking part; and the first torsion part abuts against the first bearing part and generates torsion, and the second braking part abuts against the first brake part and generates torsion. According to the rotating shaft structure, the torsion of corresponding electronic equipment is small when the opening and closing angle is small, so that the force required to be applied by a user is small, and use by the user is facilitated; and when the opening and closing angle is large, the torsion is large, the effect of positioning a machine body can be achieved, and the situation that the machine body freely falls back is prevented.

In particular, the invention relates to a turnover device. The technical problem existing when a push rod device is adopted to drive an overturning device to overturn for 180 degrees at present is solved. The turnover device comprises a fixed body and a turnover body. The turnover body can be turned over relative to the fixed body. The turnover device also comprises a push rod device. The push roddevice comprises a telescopic rod capable of stretching and retracting freely. One end of the push rod device is hinged with a stress point on the fixed body. The push rod device can rotate around astress point on the fixed body. The turnover device is characterized in that the other end of the push rod device is connected with the stress point on the turnover body through a stress point offsetdevice; and the stress point offset device is a device capable of enabling the stress point on the turnover body to be skew towards one side of the turnover direction relative to the axis of the telescopic rod in the turnover process of the turnover body. By means of the turnover device, the push rod device can automatically turn over the turnover body for 180 degrees, manual participation is notrequired in the turnover process, and the automation level of the turnover device is greatly improved.

The invention relates to the technical field of motor control, in particular to a travelling crane anti-reverse device, a travelling crane, a gantry type frame and an electroplating production line. The travelling crane anti-reverse device comprises a bracket, a travel switch and a control unit. The bracket is arranged on a frame. The travel switch comprises a switch body and a ball, the switch body is installed on the bracket, and the ball can abut against a hanging belt. When a motor rotates reversely in the rotating process, the hanging belt is separated from the ball, and the travel switch is triggered to generate an electric signal. After a control unit receives the electric signal, the motor is controlled to stop, the motor is prevented from rotating reversely, and smooth electroplating operation is guaranteed. Meanwhile, workpieces can be prevented from freely falling off, the workpieces are effectively protected, and the safety of the workpieces and electroplating operation is improved.

The invention discloses a steam generator which comprises a tank body and a solar outer heating pipe. A liquid inlet pipe is arranged on the side wall of the tank body, two symmetrical air outlet pipes are arranged on the side wall of the top end of the tank body, spraying nozzles are rotationally arranged on the inner walls of the two air outlet pipes, and a plurality of spiral protrusions are installed on the inner walls of the spraying nozzles; longitudinal movement grooves communicated with the air outlet pipes are formed in the inner wall of the tank body, and guide plates arranged in a sliding manner through balls are arranged in the longitudinal movement grooves; and the axes of the air outlet pipes right face the bent outer conical surface, and a solar inner heating pipe is fixed into the solar outer heating pipe through a flange. After steam is discharged into the tank body, the guide plates with the middle portions downwards protruding to form inversed cones are arranged at the top of the tank body, and the outer conical faces of the inversed cones are inwards bent along the center lines of the inversed cones; and in other words, longitudinal sections of the inversed cones are in inversed ridge shapes, the guide plates provide a curve route guidance for motion of the steam, and free dropping caused by partial moisture fusion caused by accumulation of moisture at the top of the tank body is prevented.

The invention discloses a method for automatically unloading a drill bit. The method comprises the following steps: a sleeve ring (1) coats a drilling machine main shaft (4), and is pushed to a waist hole; a transverse pin (5) is inserted into the waist hole through a side hole of the sleeve ring, and can vertically slide in the waist hole; and the sleeve ring can slide on the drilling machine main shaft. In order to prevent free drop of the sleeve ring, a spring piece (2) is clamped between the sleeve ring and the main shaft; and when the main shaft upwards shrinks to a certain position after the operation is finished, the sleeve ring touches a fixed part (6) on the upper surface, and drives the transverse pin to touch collide the tail end of the drill bit so as to flush off the drill bit from a conical hole of the main shaft. The method adopts the steps, so that the unloading process is simple and convenient, and the labor hour is shortened.

The oil-water interface instrument comprises an oil-water interface instrument body, a groove is formed in one side of the bottom end of the oil-water interface instrument body, a guide pipe is movably connected to the interior of the groove, a guide pipe cover is fixedly arranged at the bottom end of the guide pipe, and a detection probe is placed in the guide pipe; A support is fixedly arrangedat the center of the oil-water interface instrument bottom. According to the oil-water interface instrument with the storage mechanism, the groove is formed in one side of the bottom end of the oil-water interface instrument body, the guide pipe can be stored in the oil-water interface instrument body through the groove, the sealing performance of the interior of the oil-water interface instrumentbody is guaranteed. The dust and sundries are prevented from being attached to the inside of the guide pipe. The probe seat is fixedly arranged in the middle of the top end of the guide pipe cover, the detection probe can be stored in the oil-water interface instrument through the probe seat, free falling of the detection probe is prevented, and later use is easier and more convenient.

An embodiment of the invention discloses a lock device and a mast mechanism. The lock device comprises a support assembly, a first connector, a blocking assembly, a connecting rope and an elastic assembly; the support assembly is provided with a first elongated slot and a first edge; the first connector penetrates the first elongated slot and is capable of moving inside the same; the blocking assembly is connected to the first connector; the connecting rope is wound on the first connector; one end of the elastic assembly is connected with the blocking assembly. When release force from the connecting rope to the first connector is released, the first connector moves to a second limit position under action of the elastic assembly, a part of the blocking assembly extends out of the first edge, so that the lock device is in a lock state. With the structure of the mechanism, equipment and personal safety can be protected effectively, reliability and safety of equipment can be improved greatly. Besides, the lock device in the structure is adaptable to equipment of other mast mechanisms, has good universality, is simple in structure and convenient to maintain and operate.

The invention discloses a latex matrix vertical conveying device. The device comprises a ground conveying assembly, a vertical conveying assembly and an underground storage and conveying assembly; theground conveying assembly comprises a ground latex matrix horizontal conveying pipeline and a ground sensitizer horizontal conveying pipeline, the vertical conveying assembly comprises a latex matrixvertical conveying pipeline and a sensitizer vertical conveying pipeline, the underground storage and conveying assembly comprises an underground latex matrix horizontal conveying pipeline, an underground sensitizer horizontal conveying pipeline, an underground latex matrix storage tank, an underground sensitizer storage tank, an underground latex matrix output pipeline, an underground sensitizeroutput pipeline, an underground latex matrix pumping device and a sensitizer pumping device. The device overcomes the technical defect that an original latex matrix conveying mode is time-consuming,labor-consuming and unsafe, and the purpose of safe conveying of the latex matrix in a mine is achieved.