CN115320392B - Rubber and plastic damping device for lifting and resetting current collector of electric passenger car - Google Patents

Abstract

The invention provides a rubber and plastic damping group device for lifting and resetting a current collector for an electric passenger car, which comprises a main body, wherein a supporting buffer assembly and a movable seat are arranged and installed in the main body, the movable seat is arranged above the supporting buffer assembly, a fixed plate is fixedly installed at the top of the main body, and a driving lifting device is arranged and installed on the fixed plate. This rubber and plastic damping group device that current collector for electronic passenger car rises and resets, the device is through setting up damping device, move through buffering the inside direction of part looks, utilize damping part and the protruding piece of deceleration to contact based on centrifugal force effect, absorb the part energy when buffering the part and moving to inside, and because damping part and compression spring's effect, the reaction force has been transmitted to placing the case, thereby realized carrying out mechanical shock attenuation to the shaking force that places the case and produce, the vibration that produces when having solved the current collector and rising and resetting, the stability when having promoted its rise simultaneously and resetting.

Description

Rubber and plastic damping device for lifting and resetting current collector of electric passenger car

Technical Field

The invention belongs to the technical field of electric vehicle current collector installation machinery, and particularly relates to a rubber and plastic damping set device for lifting and resetting a current collector for an electric passenger vehicle.

Background

With the development of science and technology, the direction of national policy and the improvement of national environmental awareness, a pure electric vehicle becomes a hotspot for a vehicle owner to choose to buy an favorite vehicle, however, compared with the traditional fuel vehicle, the electric vehicle has the advantages of short endurance mileage, heavier weight, larger torque, low noise and the like, a power battery is the only power energy source of the current electric vehicle and is one of important factors influencing the performance of the electric vehicle, a current collector is often used in the use process of the electric vehicle, the current collector is a main device for collecting electric energy on the current collection side in a sliding contact line system, and the electric energy is directly transmitted to an electric appliance through the sliding contact of a current collection brush and a guide rail, so that the mobile power supply of the system is realized.

At present, the current collector needs to be moved up and down during the installation process, and the current devices on the market have the following problems during the use process, one of which is: the current collector needs to be supplied with energy in the ascending and descending processes, the traditional device cannot realize self-resetting after the current collector is installed, and energy needs to be additionally supplied to complete resetting, so that the energy waste is caused; the second step is as follows: when the current collector moves up and down, due to external unstable factors, the current collector is easy to shake in the moving process, and a damping device is lacked to protect the current collector, so that the stability of the current collector in moving is reduced, and the installation effect of the current collector is influenced; therefore, there is a shortage that the user's use requirement cannot be satisfied, and therefore, further improvement is necessary.

Therefore, in view of the above, the present invention provides a rubber-plastic damping device for lifting and resetting a current collector of an electric passenger car, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a rubber and plastic damping group device for lifting and resetting a current collector for an electric passenger car, which is realized by the following specific technical means: the device comprises a main body, support the buffering subassembly, a fixed base, the buffering connecting rod, a supporting plate, the sliding seat, unload power device, unload the power gangbar, unload power slider, the installation spout, place the case, response mechanism, the installed part, inductive switch, induction power supply, the fixed plate, drive hoisting device, driving motor, the activity carousel, the mounting bracket, the direction carousel, activity wire rope, sliding assembly, fixed slide bar, activity slider, damping device, the damping cover, compression spring, the installation piece, the activity screw rod, buffer unit, centrifugal mechanism, the centrifugal air cushion, damping piece, the connecting block, the protruding piece of deceleration, resetting means, the set casing, reset spring, reset wire rope, the door body resets.

The position and connection relationship among the structures are as follows:

a rubber and plastic damping group device for lifting and resetting a current collector for an electric passenger car comprises a main body, wherein a supporting buffer assembly and a movable seat are arranged and mounted in the main body, the movable seat is arranged above the supporting buffer assembly, a fixed plate is fixedly mounted at the top of the main body, and a driving lifting device is arranged on the fixed plate; the driving lifting device comprises a driving motor, a movable turntable, a mounting frame, a guide turntable and a movable steel wire rope, wherein the output end of the driving motor is movably connected with the movable turntable, the driving motor and the movable turntable are arranged on the lower side of a fixed plate and are positioned on the left side and the right side of the main body, the mounting frame is fixedly mounted on the upper surface of the fixed plate, and the guide turntable is movably mounted at the upper end of the mounting frame; set up between activity carousel and the direction carousel and install movable wire rope, activity wire rope's axle head and activity carousel looks fixed connection, the one end setting that activity carousel was kept away from to activity wire rope is at the inside of main part and activity seat looks fixed connection, and it rotates to produce kinetic energy through driving motor and drive the activity carousel, retrieves the pulling to activity wire rope, utilizes the direction carousel to lead simultaneously, and utilizes activity carousel and activity wire rope's effect to realize the rising of current collector, sets up many activity wire rope simultaneously and has effectively promoted the ascending efficiency and the stability of current collector, has solved the current collector and has appeared the condition of rocking at the ascending in-process, has reached the purpose that promotes its stability simultaneously.

Furthermore, the supporting and buffering assembly comprises a fixed seat, a buffering connecting rod and a supporting plate, a groove is formed in the fixed seat, the buffering connecting rod is arranged in the groove, the supporting plate is fixedly arranged at the upper end of the buffering connecting rod, the impact force generated when the movable seat descends is effectively relieved by the supporting and buffering assembly, the movable seat contacts with the supporting plate when the movable seat descends to the original position, the buffering connecting rod is compressed at the same time, and the stability of the movable seat during the resetting is improved by the matching effect between the supporting plate and the buffering connecting rod; the top of the supporting plate is fixedly connected with the bottom of the movable seat.

Further, the movable seat comprises a force unloading device, a placing box and a sensing mechanism, the placing box is arranged right above the force unloading device, and the sensing mechanism is arranged between the movable seat and the placing box; the power unloading device comprises a power unloading linkage rod, a power unloading sliding block and an installation sliding groove, the upper surface of the power unloading linkage rod is fixedly connected with the bottom of the placing box, the lower end of the power unloading linkage rod is movably connected with the power unloading sliding block, the installation sliding groove is arranged at the bottom of the inner wall of the movable seat, and the power unloading device is arranged to realize the resetting treatment of the placing box after the current collector is installed, so that the purpose of powering off the driving motor is achieved, and the energy waste caused by the fact that the driving motor runs all the time is avoided; the force unloading sliding block is arranged in the installation sliding groove, and the force unloading sliding block and the installation sliding groove are installed in a sliding mode.

Furthermore, the induction mechanism comprises an installation part, an induction switch and an induction power supply, the installation part is arranged at the bottom of the placing box and is positioned at the center, the induction switch is arranged right below the installation part, the induction power supply is arranged below the induction switch and in the inner wall of the movable seat, and the installation part is driven to move downwards synchronously along with the continuous downward movement of the placing groove, so that the installation part is in contact with the induction switch, and the induction power supply is enabled to send a signal to the driving motor; the inductive switch is electrically connected with the inductive power supply.

Furthermore, sliding assemblies are arranged inside the movable seat and on the left side and the right side of the placing box, and each sliding assembly comprises a fixed sliding rod and a movable sliding block; the upper end and the lower end of the fixed sliding rod are fixedly connected with the inner wall of the movable seat, the movable sliding block is sleeved on the outer side of the fixed sliding rod, and the movable sliding block and the fixed sliding rod are installed in a sliding mode.

Furthermore, a damping device is arranged between the movable sliding block and the placing box, and the damping device comprises a damping sleeve, a pressure spring, an installation block, a movable screw, a buffer part, a connecting block and a speed reduction convex part; a pressure spring is arranged in the damping sleeve, an installation block is fixedly installed at one end, far away from the damping sleeve, of the pressure spring, a movable screw rod is movably installed between the installation block and the buffering component, a connecting block is movably connected at one end, far away from the movable screw rod, of the buffering component, and the outer side of the connecting block is fixedly connected with the placing box; a plurality of speed reduction convex pieces are arranged on the inner wall of the damping sleeve and positioned at the buffering part, and the speed reduction convex pieces are uniformly distributed by the central line of the damping sleeve; the damping sleeve is connected with the movable screw in a threaded screwing and meshing manner by utilizing the internal thread.

Furthermore, the buffer component comprises a centrifugal mechanism, a centrifugal air cushion and a damping piece, the centrifugal mechanism is arranged inside the buffer component, the centrifugal air cushion is arranged inside the centrifugal mechanism, and the damping piece is movably connected to the outer side of the centrifugal air cushion; the damping piece is matched with the speed reduction convex piece for use, the damping piece pulls the centrifugal air cushion to move towards the outer side direction based on the action of centrifugal force, the damping piece is contacted with the speed reduction convex piece, the effect of speed reduction treatment on the damping piece by the speed reduction convex piece is realized, and reaction force is transmitted to the placing box due to the action of the damping piece and the pressure spring, so that the vibration force generated by the placing box is damped.

Furthermore, reset devices are arranged on the inner wall of the main body and positioned on the left side and the right side of the movable seat, and each reset device comprises a fixed shell, a reset spring and a reset steel wire rope; reset spring is installed to the inside setting of set casing, reset spring's top fixedly connected with wire rope that resets, wire rope's top and the top looks fixed connection of sliding seat reset through the tensile tension of reset spring and the cooperation between the wire rope that resets, has realized resetting it to solve its unable purpose of accomplishing the self-propelled and reseing, avoid it to need additionally provide the energy and make its completion reset, reduced the waste of the energy simultaneously, and then made it reach the purpose that can accomplish the back self-propelled and reset after the installation.

Further, the front side of main part sets up installs a body, in the in-process of installing the current collector, need reciprocate it, through placing it in the standing groove along the door body.

Advantageous effects

Compared with the prior art, the invention provides a rubber and plastic damping group device for lifting and resetting a current collector for an electric passenger car, which has the following beneficial effects:

1. this rubber and plastic damping group device that current collector for electronic passenger car rises and resets, the device is through setting up damping device, move through the inside direction of buffer unit looks, utilize damping part and the protruding piece of deceleration to contact based on centrifugal force effect, absorb the part energy when buffer unit moves inside, and because damping part and compression spring's effect, the reaction force has been transmitted to placing the case, thereby realized carrying out mechanical shock attenuation to the shaking force that places the case and produce, the vibration that produces when having solved the current collector and rising and resetting, the installation effectiveness of current collector has been promoted.

2. This rubber and plastic damping group device that current collector for electronic passenger car rises and resets, the device is through setting up buffer unit and centrifugal mechanism, when placing the case vibration phenomenon, transmit vibrations power to buffer unit in through the connecting block, the outside direction of damping part pulling centrifugation air cushion removes based on centrifugal force action, utilize the damping piece to contact with the protruding piece of deceleration, the effect of the protruding piece of realization deceleration carries out the deceleration to the damping piece and handles, the vibrating force that produces when having solved the current collector simultaneously and rising and resetting, its stability when rising and resetting has further been promoted.

3. This rubber and plastic damping group device that current collector rises and resets for electronic passenger car, the device rises the device through setting up the drive, when needs rise the current collector, produce kinetic energy through driving motor and drive movable carousel and rotate, the effect that utilizes movable carousel and movable wire rope has realized the rise of current collector, set up many movable wire rope simultaneously and effectively promoted the efficiency and the stability that the current collector rises, the condition that the current collector appears rocking at the in-process that rises has been solved, reached the purpose that promotes its stability simultaneously.

4. This rubber and plastic damping group device that electronic passenger car current collector rises and resets, the device is through setting up resetting means, along with the current collector installation is accomplished, based on the tensile tension of reset spring and the cooperation between the wire rope that resets, realized resetting it to solved its unable mesh of accomplishing self-propelled restoration, avoided it to need additionally provide the energy and make its completion reset, reduced the waste of the energy simultaneously, and then made it reach the mesh that can accomplish the back self-propelled reset of installation.

5. This rubber and plastic damping group device that electronic passenger car current collector rises and resets, the device supports buffering subassembly and power unloading device through setting up, impact when realizing descending the sliding seat through supporting the buffering subassembly is effectively alleviated, and then the stability of sliding seat has been promoted, realize the current collector installation back through setting up the power unloading device and reset the processing to placing the case, thereby reached the purpose of carrying out the outage to driving motor, avoid driving motor to move the waste that causes the energy always, the practicality of the device has been promoted simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic front perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a schematic view of a portion of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of portion B of FIG. 3 in accordance with the present invention;

FIG. 6 is a schematic perspective view of the damping device of the present invention;

FIG. 7 is a schematic view of the damping device of the present invention;

fig. 8 is an enlarged view of the portion C of fig. 7 according to the present invention.

In the figure: 1. a main body; 2. supporting the cushioning component; 21. a fixed seat; 22. a buffer link; 23. a support plate; 3. a movable seat; 31. a force-releasing device; 311. a force-unloading linkage rod; 312. a force-unloading slide block; 313. installing a chute; 32. placing the box; 33. an induction mechanism; 331. a mounting member; 332. an inductive switch; 333. an inductive power supply; 4. a fixing plate; 5. driving the lifting device; 51. a drive motor; 52. a movable turntable; 53. a mounting frame; 54. a guide turntable; 55. a movable steel wire rope; 6. a sliding assembly; 61. fixing the sliding rod; 62. a movable slide block; 7. a damping device; 71. a damping sleeve; 72. a pressure spring; 73. mounting blocks; 74. a movable screw; 75. a buffer member; 751. a centrifugal mechanism; 752. centrifuging the air cushion; 753. a damping member; 76. connecting blocks; 77. a deceleration projection; 8. a resetting device; 81. a stationary housing; 82. a return spring; 83. resetting the steel wire rope; 9. and a door body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and it should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present invention may be combined with each other, for convenience of description, the words "up", "down", "left" and "right" appearing hereinafter merely indicate that the words are consistent with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

Referring to fig. 1 to 8, a rubber and plastic damping device for lifting and resetting a current collector for an electric passenger car comprises a main body 1, wherein a supporting buffer assembly 2 and a movable seat 3 are arranged inside the main body 1, the movable seat 3 is arranged above the supporting buffer assembly 2, a fixed plate 4 is fixedly arranged at the top of the main body 1, and a driving lifting device 5 is arranged on the fixed plate 4; the driving and lifting device 5 comprises a driving motor 51, a movable turntable 52, an installation frame 53, a guide turntable 54 and a movable steel wire rope 55, wherein the output end of the driving motor 51 is movably connected with the movable turntable 52, the driving motor 51 and the movable turntable 52 are arranged at the lower side of the fixed plate 4 and are positioned at the left side and the right side of the main body 1, the installation frame 53 is fixedly arranged on the upper surface of the fixed plate 4, and the guide turntable 54 is movably arranged at the upper end of the installation frame 53; set up between activity carousel 52 and the direction carousel 54 and install movable wire rope 55, the axle head and the activity carousel 52 looks fixed connection of activity wire rope 55, the one end setting that activity carousel 52 was kept away from to activity wire rope 55 is in the inside of main part 1 and movable seat 3 looks fixed connection, it rotates to produce kinetic energy through driving motor 51 and drive activity carousel 52, retrieve the pulling to activity wire rope 55, utilize direction carousel 54 to lead simultaneously, and utilize the effect of activity carousel 52 and activity wire rope 55 to realize the rising of current collector, set up many activity wire rope 55 and effectively promoted the ascending efficiency and the stability of current collector simultaneously, the condition that the current collector appears rocking in the in-process that rises has been solved, reached the purpose of promoting its stability simultaneously.

Further, the supporting and buffering assembly 2 comprises a fixed seat 21, a buffering connecting rod 22 and a supporting plate 23, a groove is formed in the fixed seat 21, the buffering connecting rod 22 is arranged in the groove, the supporting plate 23 is fixedly arranged at the upper end of the buffering connecting rod 22, the impact force generated when the movable seat 3 descends is effectively relieved by arranging the supporting and buffering assembly 2, the movable seat 3 is contacted with the supporting plate 23 when descending to the original position and is compressed at the same time, and the stability of the movable seat 3 when the movable seat 3 resets is further improved through the matching effect between the supporting plate 23 and the buffering connecting rod 22; wherein, the top of the supporting plate 23 is fixedly connected with the bottom of the movable seat 3.

Further, the movable seat 3 comprises a force unloading device 31, a placing box 32 and a sensing mechanism 33, the placing box 32 is arranged right above the force unloading device 31, and the sensing mechanism 33 is arranged between the movable seat 3 and the placing box 32; the force unloading device 31 comprises a force unloading linkage rod 311, a force unloading sliding block 312 and an installation sliding groove 313, the upper surface of the force unloading linkage rod 311 is fixedly connected with the bottom of the placing box 32, the lower end of the force unloading linkage rod 311 is movably connected with the force unloading sliding block 312, the installation sliding groove 313 is arranged at the bottom of the inner wall of the movable seat 3, and the force unloading device 31 is arranged to realize resetting treatment on the placing box 32 after the current collector is installed, so that the purpose of powering off the driving motor 51 is achieved, and energy waste caused by the fact that the driving motor 51 runs all the time is avoided; wherein, the force-removing slider 312 is arranged in the mounting chute 313, and the force-removing slider 312 and the mounting chute 313 are slidably mounted.

Further, the induction mechanism 33 includes a mounting member 331, an induction switch 332 and an induction power source 333, the mounting member 331 is disposed at the bottom of the placing box 32 and located at the center, the induction switch 332 is disposed right below the mounting member 331, the induction power source 333 is disposed below the induction switch 332 and located in the inner wall of the movable seat 3, and the mounting member 331 is driven to move downward synchronously with the continuous downward movement of the placing groove, so that the mounting member 331 contacts with the induction switch 332, and the induction power source 333 sends a signal to the driving motor 51; the inductive switch 332 is electrically connected to the inductive power source 333.

Furthermore, sliding assemblies 6 are arranged inside the movable seat 3 and at the left side and the right side of the placing box 32, and each sliding assembly 6 comprises a fixed sliding rod 61 and a movable sliding block 62; the upper end and the lower end of the fixed sliding rod 61 are fixedly connected with the inner wall of the movable seat 3, the movable sliding block 62 is sleeved on the outer side of the fixed sliding rod 61, and the movable sliding block 62 and the fixed sliding rod 61 are installed in a sliding mode.

Further, a damping device 7 is arranged between the movable sliding block 62 and the placing box 32, and the damping device 7 comprises a damping sleeve 71, a pressure spring 72, a mounting block 73, a movable screw 74, a buffering part 75, a connecting block 76 and a speed reduction convex part 77; a pressure spring 72 is arranged in the damping sleeve 71, an installation block 73 is fixedly installed at one end, far away from the damping sleeve 71, of the pressure spring 72, a movable screw 74 is movably installed between the installation block 73 and a buffering component 75, one end, far away from the movable screw 74, of the buffering component 75 is movably connected with a connecting block 76, and the outer side of the connecting block 76 is fixedly connected with the placing box 32; a plurality of speed reducing convex pieces 77 are arranged on the inner wall of the damping sleeve 71 and positioned at the buffering part 75, and the speed reducing convex pieces 77 are uniformly distributed by the central line of the damping sleeve 71; wherein, the inner wall of the damping sleeve 71 and the outer side of the movable screw 74 are provided with internal threads, and the damping sleeve 71 and the movable screw 74 form thread screwing and meshing connection by utilizing the internal threads.

Further, the buffer component 75 comprises a centrifugal mechanism 751, a centrifugal air cushion 752 and a damping member 753, wherein the centrifugal mechanism 751 is arranged inside the buffer component 75, the centrifugal air cushion 752 is arranged inside the centrifugal mechanism 751, and the damping member 753 is movably connected to the outer side of the centrifugal air cushion 752; wherein, damping member 753 uses with the protruding piece 77 of deceleration cooperatees, because centrifugal force effect damping member 753 pulling centrifugal air cushion 752 outside direction removal, utilize damping member 753 and protruding piece 77 of deceleration to contact, realize that protruding piece 77 of deceleration carries out the effect that the deceleration was handled to damping member 753, and owing to damping member 753 and pressure spring 72's effect, transmitted the reaction force to placing case 32 to realized placing the vibrations power that case 32 produced and absorbing.

Furthermore, the inner wall of the main body 1 and the left and right sides of the movable seat 3 are provided with a reset device 8, and the reset device 8 comprises a fixed shell 81, a reset spring 82 and a reset steel wire rope 83; reset spring 82 is installed to the inside setting of set casing 81, reset spring 82's top fixedly connected with wire rope 83 that resets, wire rope 83 that resets's top and sliding seat 3's top looks fixed connection, through the tensile tension of reset spring 82 and the cooperation between the wire rope 83 that resets, it resets to have realized having solved its unable mesh of accomplishing self-reset, avoid it to need additionally provide the energy and make its completion reset, the waste of the energy has been reduced simultaneously, and then make it reach the mesh that can accomplish the back self-reset of installation.

Further, a door 9 is installed on the front side of the main body 1, and in the process of installing the current collector, the current collector needs to be moved up and down, and the current collector is placed in the placing groove along the door 9.

The specific use mode and function of the embodiment are as follows:

the working principle is as follows: when in use, the rubber and plastic damping group device for lifting and resetting the current collector for the electric passenger car needs to move up and down in the current collector installation process, the current collector is placed in the placing groove along the door body 9, the placing groove is driven to move down based on the weight of the current collector, the damping device 7 is used for driving the movable sliding block 62 to slide on the fixed sliding rod 61, the force unloading device 31 is extruded at the same time, and the pressure generated by the force unloading device 31 is effectively relieved;

at this time, the mounting member 331 is driven to move downwards synchronously along with the continuous downward movement of the placing groove, so that the mounting member 331 is in contact with the inductive switch 332, the inductive power supply 333 sends a signal to the driving motor 51, the driving motor 51 generates kinetic energy to drive the movable turntable 52 to rotate, the movable steel wire rope 55 is recovered and pulled, meanwhile, the guide turntable 54 is used for guiding, the ascending of the current collector is realized by the aid of the action of the movable turntable 52 and the movable steel wire rope 55, meanwhile, the ascending efficiency and stability of the current collector are effectively improved by the arrangement of the plurality of movable steel wire ropes 55, the problem that the current collector shakes in the ascending process is solved, and the purpose of improving the stability of the current collector is achieved;

the placing box 32 loses the pressure of the current collector along with the completion of the installation of the current collector, the force unloading device 31 is used for resetting the placing box 32 after the installation of the current collector, and the installing piece 331 is separated from the inductive switch 332, so that the purpose of powering off the driving motor 51 is achieved, and the waste of energy caused by the continuous operation of the driving motor 51 is avoided; the reset is realized through the matching between the tensile tension of the reset spring 82 and the reset steel wire rope 83, so that the aim that the reset can not be completed by self is fulfilled, the condition that the reset is completed by additionally providing energy is avoided, meanwhile, the waste of the energy is reduced, and the aim of self-resetting after the installation is completed is fulfilled;

the supporting and buffering assembly 2 is arranged to effectively relieve the impact force when the movable seat 3 descends, the movable seat 3 is in contact with the supporting plate 23 when descending and returning to the original position, the buffering connecting rod 22 is compressed at the same time, and the stability of the movable seat 3 when returning is improved through the matching effect between the supporting plate 23 and the buffering connecting rod 22;

in addition, when the current collector moves up and down, due to external unstable factors, the current collector is easy to shake in the moving process, when the placing box 32 vibrates, vibration force is transmitted into the buffer part 75 through the connecting block 76, the damping part 753 based on the centrifugal force pulls the centrifugal air cushion 752 to move towards the outer side, the damping part 753 is in contact with the deceleration convex part 77, the effect of the deceleration convex part 77 on decelerating the damping part 753 is achieved, and reaction force is transmitted to the placing box 32 due to the effects of the damping part 753 and the pressure spring 72, so that the vibration force generated by the placing box 32 is damped, the vibration force generated when the current collector rises and resets is solved, and the stability of the current collector when the current collector rises and resets is further improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (3)

1. The utility model provides a rubber and plastic damping group device that electronic passenger car rises with current collector and resets, includes main part (1), its characterized in that:

a supporting buffer component (2) and a movable seat (3) are arranged in the main body (1), the movable seat (3) is arranged above the supporting buffer component (2), a fixed plate (4) is fixedly arranged at the top of the main body (1), and a driving lifting device (5) is arranged on the fixed plate (4);

the driving lifting device (5) comprises a driving motor (51), a movable turntable (52), an installation frame (53), a guide turntable (54) and a movable steel wire rope (55), the output end of the driving motor (51) is movably connected with the movable turntable (52), the driving motor (51) and the movable turntable (52) are arranged on the lower side of the fixing plate (4) and located on the left side and the right side of the main body (1), the installation frame (53) is fixedly installed on the upper surface of the fixing plate (4), and the guide turntable (54) is movably installed at the upper end of the installation frame (53);

a movable steel wire rope (55) is arranged between the movable turntable (52) and the guide turntable (54), the shaft end of the movable steel wire rope (55) is fixedly connected with the movable turntable (52), and one end, far away from the movable turntable (52), of the movable steel wire rope (55) is arranged inside the main body (1) and fixedly connected with the movable seat (3);

the supporting and buffering assembly (2) comprises a fixed seat (21), a buffering connecting rod (22) and a supporting plate (23), a groove is formed in the fixed seat (21), the buffering connecting rod (22) is arranged in the groove, and the supporting plate (23) is fixedly arranged at the upper end of the buffering connecting rod (22);

the top of the supporting plate (23) is fixedly connected with the bottom of the movable seat (3);

the movable seat (3) comprises a force unloading device (31), a placing box (32) and a sensing mechanism (33), the placing box (32) is arranged right above the force unloading device (31), and the sensing mechanism (33) is arranged between the movable seat (3) and the placing box (32);

the force unloading device (31) comprises a force unloading linkage rod (311), a force unloading sliding block (312) and an installation sliding groove (313), the upper surface of the force unloading linkage rod (311) is fixedly connected with the bottom of the placing box (32), the lower end of the force unloading linkage rod (311) is movably connected with the force unloading sliding block (312), and the installation sliding groove (313) is arranged at the bottom of the inner wall of the movable seat (3);

the force unloading sliding block (312) is arranged in the mounting sliding groove (313), and the force unloading sliding block (312) and the mounting sliding groove (313) are mounted in a sliding mode;

the induction mechanism (33) comprises a mounting piece (331), an induction switch (332) and an induction power supply (333), the mounting piece (331) is arranged at the bottom of the placing box (32) and is positioned at the center, the induction switch (332) is arranged and installed right below the mounting piece (331), and the induction power supply (333) is arranged and installed below the induction switch (332) and in the inner wall of the movable seat (3);

the inductive switch (332) is electrically connected with an inductive power supply (333);

sliding assemblies (6) are arranged in the movable seat (3) and positioned on the left side and the right side of the placing box (32), and each sliding assembly (6) comprises a fixed sliding rod (61) and a movable sliding block (62);

the upper end and the lower end of the fixed sliding rod (61) are fixedly connected with the inner wall of the movable seat (3), the movable sliding block (62) is sleeved on the outer side of the fixed sliding rod (61), and the movable sliding block (62) and the fixed sliding rod (61) are installed in a sliding mode;

a damping device (7) is arranged between the movable sliding block (62) and the placing box (32), and the damping device (7) comprises a damping sleeve (71), a pressure spring (72), a mounting block (73), a movable screw (74), a buffering component (75), a connecting block (76) and a speed reduction convex part (77);

a pressure spring (72) is arranged and mounted inside the damping sleeve (71), a mounting block (73) is fixedly mounted at one end, far away from the damping sleeve (71), of the pressure spring (72), a movable screw rod (74) is movably mounted between the mounting block (73) and the buffering component (75), a connecting block (76) is movably connected at one end, far away from the movable screw rod (74), of the buffering component (75), and the outer side of the connecting block (76) is fixedly connected with the placing box (32);

a plurality of speed-reducing convex pieces (77) are arranged on the inner wall of the damping sleeve (71) and positioned at the buffering part (75), and the speed-reducing convex pieces (77) are uniformly distributed along the central line of the damping sleeve (71);

the inner wall of the damping sleeve (71) is provided with internal threads on the outer side of the movable screw (74), and the damping sleeve (71) is in threaded, screwed and meshed connection with the movable screw (74) by utilizing the internal threads;

the buffer component (75) comprises a centrifugal mechanism (751), a centrifugal air cushion (752) and a damping piece (753), the centrifugal mechanism (751) is arranged inside the buffer component (75), the centrifugal air cushion (752) is arranged inside the centrifugal mechanism (751), and the damping piece (753) is movably connected to the outer side of the centrifugal air cushion (752);

wherein, the damping piece (753) is matched with the speed reduction convex piece (77) for use.

2. The rubber-plastic damping device for lifting and resetting the current collector of the electric passenger car as claimed in claim 1, wherein: the reset device (8) is arranged on the inner wall of the main body (1) and positioned on the left side and the right side of the movable seat (3), and the reset device (8) comprises a fixed shell (81), a reset spring (82) and a reset steel wire rope (83);

reset spring (82) are installed to the inside setting of set casing (81), the top fixedly connected with of reset spring (82) wire rope (83) that resets, the top of wire rope (83) and the top looks fixed connection of sliding seat (3) reset.

3. The rubber-plastic damping device for lifting and resetting the current collector of the electric passenger car as claimed in claim 1, wherein: the front side of the main body (1) is provided with a door body (9).

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