CN210617764U - Pedal-controlled traction device - Google Patents
Pedal-controlled traction device Download PDFInfo
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- CN210617764U CN210617764U CN201921625953.1U CN201921625953U CN210617764U CN 210617764 U CN210617764 U CN 210617764U CN 201921625953 U CN201921625953 U CN 201921625953U CN 210617764 U CN210617764 U CN 210617764U
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Abstract
The utility model provides a foot-operated control's draw gear, include: the pull mechanism comprises a pull seat and a pull pin, the pull seat is provided with an insertion hole, the pull pin is movably inserted into the pull seat to open or close the insertion hole, the middle position of the pedal is fixed in a pivoted mode, the first end of the pedal is in transmission connection with the pull pin, the second end, opposite to the first end, of the pedal forms a pedal plate and extends to the position of the platform, the first end of the pedal swings upwards by stepping on the pedal plate, and then the pull pin is driven to move to open the insertion hole of the pull seat; the pedal loses the pedal, so that the traction pin loses the driving force of the pedal to close the insertion opening again. The driver stands on the platform and can drive the traction mechanism by stepping on the platform, hands do not need to be vacated, the operation is convenient, and the clamping injury is avoided.
Description
Technical Field
The utility model relates to a tractor field, concretely relates to foot control's draw gear.
Background
Factory workshops often adopt tractors to carry objects to different positions due to the need of carrying the objects. The weight of article is lighter, and the body structure that is applicable to the tractor in factory workshop is comparatively simple, generally includes the platform, sets up in the fender seat of platform front end and sets up in the drive mechanism who keeps off the seat front end, and the driver stands the operation on the platform, keeps off the seat and has and blocks the guard action. Meanwhile, the driving mechanism for driving the traction pin of the traction mechanism is also arranged at the front end of the baffle seat, if the structure of the pull handle is directly arranged on the traction pin, a driver needs to vacate a hand to extend out of the front end of the baffle seat for operation, and the mode has the following defects: the driver needs to handle the current hand and then can pull the pull handle connected with the traction pin at the rear part, so that the time interval is longer, the operation is more inconvenient and more labor is wasted; moreover, the driver stretches out and keeps off the seat front end and operate, and the hand that stretches out is located and keeps off the seat front end, and the operator hand has the risk of being hindered by the clamp, has certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a foot-operated control's draw gear, the driver stands and can drive mechanism through the mode that the foot was stepped on the platform, need not vacate the hand, and convenient operation also avoids being hindered by the clamp.
In order to achieve the above purpose, the utility model provides a technical scheme as follows:
a foot-operated traction device, comprising: the platform, set up in the fender seat of platform front end and set up in the drive mechanism who keeps off the seat front end, drive mechanism includes traction seat and towing pin, the traction seat has an inserted hole, towing pin mobilizable inserting is located on the traction seat in order to open or closed the inserted hole still includes pedal, pedal's middle part position is set up by the pin joint, and its first end transmission is connected the towing pin, its second end relative with first end forms the running-board and extends to the platform position, makes pedal's first end upwards promote through stepping on the running-board, and then drives the towing pin and remove and open traction seat's inserted hole.
Furthermore, the device also comprises a reset driving piece which applies a reset force to the traction pin to enable the traction pin to be inserted into the traction seat to close the insertion opening.
Furthermore, the reset driving piece is a pressure spring which is sleeved on the traction pin, the traction pin extends outwards along the radial direction of the traction pin to form a collision step, the first end of the pressure spring is fixed, and the second end of the pressure spring is abutted on the collision step of the traction pin and applies elasticity moving along the direction of the traction seat to the traction pin.
Further, still include sleeve fixing base and sleeve, the sleeve fixing base is fixed in on keeping off the seat, the sleeve is fixed in on the sleeve fixing base, towing pin and pressure spring cup joint are in the sleeve, and the first end of pressure spring is contradicted on the sleeve.
Furthermore, the towing pin is vertical, and the first end of pedal spare passes through the transmission assembly transmission and connects the towing pin to drive the towing pin rebound and break away from the inserted hole of traction seat.
Furthermore, the transmission assembly comprises a connecting plate and a connecting rod, the connecting plate is located above the first end of the pedal and penetrates through the blocking seat to be connected with the traction pin, and two ends of the connecting rod are respectively pivoted to the connecting plate and the first end of the pedal.
Furthermore, a slotted hole which extends vertically is further formed in the connecting plate, and a fixing column is arranged on the blocking seat and penetrates through the slotted hole.
Furthermore, the towing pin is arranged horizontally or obliquely, and the first end of the pedal piece is in transmission connection with the towing pin through the steering transmission assembly so as to drive the towing pin to move and separate from the insertion opening of the towing seat.
Furthermore, a pedal fixing seat is fixed on the baffle seat, and the middle position of the pedal piece is pivoted and fixed on the pedal fixing seat.
Furthermore, the middle position of the pedal member is provided with a shaft hole, the pedal fixing seat is provided with a fixing hole corresponding to the shaft hole of the pedal member, and a rotating shaft penetrates through the fixing hole and is connected with the corresponding shaft hole and the fixing hole, so that the pedal member is pivoted and fixed.
Through the utility model provides a technical scheme has following beneficial effect:
when the insertion opening of the traction seat needs to be opened, a driver only needs to stand on the platform and step on the pedal by feet, so that the first end of the pedal piece is lifted upwards, and then the traction pin is driven to move to open the insertion opening of the traction seat, and the traction connection operation can be carried out; when the pedal is released (i.e., the pedal is out of pedal), the draw pin loses the driving force of the pedal member and recloses the insertion opening. The hand does not need to be kicked out, the operation is convenient, the efficiency is high, the clamping injury is avoided, and the operation is safer.
Drawings
FIG. 1 is a schematic structural view of a foot-controlled traction device in an embodiment in a closed state;
FIG. 2 is a schematic view of the pedal-controlled traction device of the embodiment shown in a closed position at another angle;
FIG. 3 is a schematic structural view of the pedal-controlled traction apparatus in the embodiment in an open state;
FIG. 4 is a schematic structural view of the pedal-controlled towing apparatus of the embodiment shown with the platform and the block seat hidden;
FIG. 5 is a schematic view of the traction base of the pedal-controlled traction apparatus in one embodiment;
FIG. 6 is a cross-sectional view of the pedal controlled traction device in the embodiment taken along the axial direction of the traction pin;
fig. 7 is an exploded view of the pedal member and the pedal fixing base of the pedal-controlled traction apparatus according to the embodiment.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 7, the present embodiment provides a foot-operated traction apparatus, including: the platform 10, the stop seat 20 arranged at the front end of the platform 10 and the traction mechanism arranged at the front end of the stop seat 20, a driver stands on the platform 10 to operate, and the stop seat 20 has a blocking protection function so as to block the impact of the dragged object. The traction mechanism comprises a traction seat 31 and a traction pin 32, wherein the traction seat 31 is provided with an insertion hole 311, the traction pin 32 is movably inserted into the traction seat 31 to open or close the insertion hole 311, in the embodiment, the traction seat 31 is provided with an upper side plate 313 and a lower side plate 313 which surround and form the insertion hole 311, pin holes 312 are formed in the upper side plate 313 and the lower side plate 313, the traction pin 32 is vertically arranged, and the traction pin 32 is movably inserted into the pin holes 312 of the upper side plate 313 and the lower side plate 313 to open or close the insertion hole 311. That is, when the draw pin 32 is raised, the insertion port 311 is opened as shown in fig. 3. When the towing pin 32 descends to be reinserted into the pin holes 312 of the upper and lower side plates 313, the insertion hole 311 is closed, as shown in fig. 1.
The platform device further comprises a pedal member 40, wherein the middle position of the pedal member 40 is pivotally connected and fixed, a first end 41 of the pedal member is in transmission connection with the traction pin 32, a second end opposite to the first end 41 forms a pedal plate 42 and extends to a platform position, the first end 41 of the pedal member 40 is lifted upwards by stepping on the pedal plate 42, and then the traction pin 32 is driven to move upwards to be separated from the insertion opening 311 of the traction seat 31, so that the insertion opening 311 of the traction seat 31 is opened, and the traction connection operation is performed. When the foot pedal 42 is released (i.e., the foot pedal 42 is released), the draw pin 32 loses the driving force of the foot pedal 40, and the insertion opening 311 is closed again. The hand does not need to be kicked out, the operation is convenient, the efficiency is high, the clamping injury is avoided, and the operation is safer.
Further, in the present embodiment, the present invention further comprises a reset driving member 60, wherein the reset driving member 60 applies a reset force to the towing pin 32 to make the towing pin inserted into the towing seat 31 to close the insertion opening 311; that is, in this embodiment, the reset actuator 60 applies a downward reset force to the kingpin 32. When the foot pedal 42 is stepped on, the traction pin 32 is raised by the driving force of the pedal member 40 against the returning force of the return driving member 60 to open the insertion port 311; when the foot pedal 42 is released, the pull pin 32 loses the driving force of the pedal member 40, and the pull pin 32 moves downward by the reset actuator 60 to re-close the insertion opening 311.
Specifically, in this embodiment, the reset driving member 60 is a compression spring, the compression spring 60 is sleeved on the towing pin 32, the towing pin 32 extends outward along the radial direction to form an abutting step 321, a first end (i.e., an upper end in this embodiment) of the compression spring 60 is fixed, a second end (i.e., a lower end in this embodiment) abuts against the abutting step 321 of the towing pin 32, and an elastic force moving in the direction of the towing seat 31 (i.e., downward) is applied to the towing pin 32. The pressure spring structure is adopted, the connection structure is simple, the pressure spring is easy to obtain, and the cost is low. Of course, in other embodiments, the reset driving member may also adopt other structures, such as magnetic attraction, etc., that is, magnets with different magnetic poles are respectively disposed on the bottom of the traction seat 31 and the traction pin 32, and the reset is performed through the attraction between the magnets; alternatively, in the configuration in which the tow pin 32 is vertically provided, the tow pin 32 is directly lowered by its own weight to perform reset closing or the like.
More specifically, in this embodiment, the device further includes a sleeve fixing seat 61 and a sleeve 62, the sleeve fixing seat 61 is fixed on the stopper seat 20, the sleeve 62 is fixed on the sleeve fixing seat 61, the towing pin 32 and the pressure spring 60 are sleeved in the sleeve 62, and the first end of the pressure spring 60 abuts against the sleeve 62, specifically, the upper end of the sleeve 62 is covered with an end cover 63, and the first end of the pressure spring 60 abuts against the end cover 63 of the sleeve 62, so as to achieve fixing. Through the cup joint structure of sleeve 62, can satisfy the fixed connection of the first end of pressure spring 60, simultaneously, entangle pressure spring 60 periphery can effectual protection pressure spring 60.
Further, in this embodiment, the first end of the pedal member 40 is drivingly connected to the towing pin 32 through a transmission assembly, so as to drive the towing pin 32 to move upward and disengage from the insertion opening 311 of the towing seat 31.
Specifically, the transmission assembly includes a connecting plate 52 and a connecting rod 51, the connecting plate 52 is located above the first end 41 of the pedal member 40 and passes through the stopper 20 to connect to the towing pin 32, and two ends of the connecting rod 51 are respectively pivoted to the connecting plate 52 and the first end 41 of the pedal member 40. More specifically, the connecting plate 52 and the first end 41 of the pedal member 40 are both provided with a connecting hole (not shown), the connecting rod 51 is vertically disposed, two ends of the connecting rod respectively extend out of the inserting rods, and the connecting rod is respectively rotatably inserted into the connecting holes on the connecting plate 52 and the first end 41 of the pedal member 40 through the inserting rods at the two ends.
When the foot pedal 42 is stepped on by foot, the first end 41 of the pedal 40 is lifted upwards, and simultaneously drives the connecting rod 51 and the connecting plate 52 to move upwards, and the upward movement of the connecting plate 52 synchronously drives the towing pin 32 to move upwards to open the insertion opening 311; by adopting the transmission assembly structure, the assembly is simple; meanwhile, the connecting rod 51 has two ends pivotally connected to the connecting plate 52 and the first end 41 of the foot rest 40, respectively, so that the action of the foot rest 40 with a certain swing arc does not affect the vertical movement of the connecting plate 52 and the towing pin 32.
More specifically, in this embodiment, the connecting plate 52 is further provided with a long slot 521 extending vertically, the blocking seat 20 is provided with a fixing column 21, and the fixing column 21 is inserted into the long slot 521. The matching of the long slot hole 521 and the fixing column 21 has the function of limiting and guiding, so that the connecting plate 52 and the traction pin 32 can always keep vertical movement, and the action is more stable.
In this embodiment, the towing pin 32 is vertically arranged, and the insertion hole 311 of the towing seat 31 is opened or closed by vertically lifting the towing pin 32, so that the structure is simple, friction between the towing pin 32 and the pin hole 312 of the towing seat 31 is small, and no large noise is generated; meanwhile, the transmission connection structure between the traction pin 32 and the pedal member 40 is simple, the traction pin and the pedal member all move up and down, and the transmission assembly can directly and synchronously transmit without steering transmission. Of course, in other embodiments, the towing pin 32 may be disposed horizontally or obliquely, and correspondingly, the pin hole 312 of the towing seat 31 is also correspondingly changed, and a steering transmission assembly structure capable of performing steering transmission, such as converting the up-and-down swinging of the foot rest 40 into the horizontal movement of the towing pin 32 disposed horizontally, needs to be disposed between the towing pin 32 and the foot rest 40. Meanwhile, the towing pin 32 is horizontally or obliquely arranged, and when the device is reset and closed, because the device is difficult to automatically close, the reset driving piece 60 is preferably added, and the reset closing is realized under the reset force applied by the reset driving piece 60.
Further, in this embodiment, a pedal fixing seat 70 is fixed on the stopper seat 20, and the middle position of the pedal member 40 is pivotally connected to the pedal fixing seat 70. Specifically, the middle position of the pedal member 40 is provided with a shaft hole 43, the pedal fixing seat 70 is provided with a fixing hole 71 corresponding to the shaft hole 43 of the pedal member 40, and the corresponding shaft hole 43 and the fixing hole 71 are connected in a penetrating manner through a rotating shaft 80, so that the pedal member 40 is pivotally connected and fixed; the assembly is simple and convenient. Of course, in other embodiments, the footrest member 40 can be directly pivotally connected to the stopper 20 or the platform 10.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A foot-operated traction device, comprising: the platform, set up in the fender seat of platform front end and set up in the drive mechanism who keeps off the seat front end, drive mechanism includes fifth wheel and towing pin, the fifth wheel has an inserted hole, towing pin mobilizable insert locate on the fifth wheel in order to open or close the inserted hole, its characterized in that: the middle position of the pedal piece is fixed in a pivoted mode, the first end of the pedal piece is connected with the traction pin in a transmission mode, the second end, opposite to the first end, of the pedal piece forms a pedal plate and extends to the platform position, the first end of the pedal piece is lifted upwards by stepping on the pedal plate, and then the traction pin is driven to move to open the insertion opening of the traction seat; the pedal loses the pedal, so that the traction pin loses the driving force of the pedal to close the insertion opening again.
2. The foot-controlled traction device according to claim 1, wherein: the reset driving piece applies a reset force to the traction pin to enable the traction pin to be inserted into the traction seat to close the insertion opening.
3. The foot-operated traction device according to claim 2, wherein: the reset driving piece is a pressure spring which is sleeved on the traction pin, the traction pin extends outwards along the radial direction of the traction pin to form a collision step, the first end of the pressure spring is fixed, and the second end of the pressure spring is abutted on the collision step of the traction pin and applies elasticity to the traction pin, wherein the elasticity moves along the direction of the traction seat.
4. A foot-controlled traction device according to claim 3, characterized in that: the sleeve fixing seat is fixed on the baffle seat, the sleeve is fixed on the sleeve fixing seat, the traction pin and the pressure spring are sleeved in the sleeve, and the first end of the pressure spring is abutted to the sleeve.
5. The foot-controlled traction device according to claim 1, wherein: the towing pin is vertical, and the first end of pedal spare passes through the transmission assembly transmission and connects the towing pin to drive the towing pin rebound and break away from the inserted hole of traction seat.
6. The foot-operated traction device according to claim 5, wherein: the transmission assembly comprises a connecting plate and a connecting rod, the connecting plate is located above the first end of the pedal piece and penetrates through the blocking seat to be connected with the traction pin, and two ends of the connecting rod are respectively pivoted to the connecting plate and the first end of the pedal piece.
7. The foot-operated traction device according to claim 6, wherein: the connecting plate is further provided with a slotted hole which vertically extends, the blocking seat is provided with a fixing column, and the fixing column penetrates through the slotted hole.
8. The foot-controlled traction device according to claim 1, wherein: the traction pin is arranged horizontally or obliquely, and the first end of the pedal piece is in transmission connection with the traction pin through the steering transmission assembly so as to drive the traction pin to move and separate from the insertion hole of the traction seat.
9. The foot-controlled traction device according to claim 1, wherein: a pedal fixing seat is fixed on the blocking seat, and the middle position of the pedal piece is pivotally connected and fixed on the pedal fixing seat.
10. The foot-operated traction device according to claim 9, wherein: the middle position of pedal spare has a shaft hole, set up the fixed orifices corresponding with the shaft hole of pedal spare on the pedal fixing base to wear to establish through a pivot and connect corresponding shaft hole and fixed orifices, and then realize that the pin joint of pedal spare is fixed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921625953.1U CN210617764U (en) | 2019-09-27 | 2019-09-27 | Pedal-controlled traction device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921625953.1U CN210617764U (en) | 2019-09-27 | 2019-09-27 | Pedal-controlled traction device |
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CN210617764U true CN210617764U (en) | 2020-05-26 |
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CN201921625953.1U Active CN210617764U (en) | 2019-09-27 | 2019-09-27 | Pedal-controlled traction device |
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2019
- 2019-09-27 CN CN201921625953.1U patent/CN210617764U/en active Active
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