CN220535340U - Rear independent suspension frame for tractor - Google Patents

Abstract

The utility model discloses a rear independent suspension frame for a tractor, which relates to the field of tractors and comprises a frame body, wherein a fixed plate is fixedly arranged at the bottom of the frame body, supporting plates are movably arranged at the bottoms of two sides of the fixed plate through rotating shafts, and dampers are fixedly arranged at the opposite sides of the tops of the two supporting plates. When the wheel can transmit in the backup pad when receiving vibrations, the backup pad can incline to the top when receiving vibrations with the one end that the wheel is connected, on the in-process of slope promotes the supporting shoe through first mount, connecting plate and second mount, then the supporting shoe is close to the second spring direction, shock attenuation buffering carries out, the frame body is connected through fixed plate and backup pad, thereby can carry out shock attenuation buffering to the frame body, the tractor is installed on the frame body, can follow frame body shock attenuation buffering, the shock attenuation effect of tractor when using has been increased, thereby the problem in the background art has been solved.

Description

Rear independent suspension frame for tractor

Technical Field

The utility model relates to the field of tractors, in particular to a rear independent suspension frame for a tractor.

Background

The independent suspension frame is needed in the use process of the tractor, and the independent suspension frame is characterized in that the left wheel and the right wheel are not connected to a rigid axle, but are respectively connected with the vehicle body through connecting rods and springs, so that each road is walked, and the running of the other wheel is not influenced when any wheel is impacted by a road surface and jumps.

For example, chinese patent application No. CN201920112483.2 discloses a rear independent suspension frame comprising: the front head pipe, the girder pipe and the support frame are connected together, the front head pipe is connected with the front end of the girder pipe, the rear end of the girder pipe is connected with the support frame, the support frame comprises a frame left pipe and a frame right pipe which are welded and fixed together, the front head pipe, the girder pipe and the support frame are connected together to form a main frame, and a rear independent suspension structure is arranged at the rear part of the main frame. Through the mode, the rear bottom fork is removed from the rear independent suspension frame, the rear independent suspension structure is adopted, the pedal part of the frame is stressed more uniformly, the shock absorption effect is better, the connection between the main beam pipe and the front head pipe and the connection between the main beam pipe and the bending parts of the left and right side pipes are reinforced by utilizing the plurality of reinforcing punching parts, the frame structure is integrated, and the stability is greatly improved.

Based on the retrieval of the above patent and the discovery of the equipment in the prior art, the equipment can be used when being applied, but can shake when encountering uneven ground in the running process, the shock absorption and buffering effects of the equipment are poor, and severe shake can be generated in the running process, so that the comfort of the tractor in use is reduced.

According to the rear independent suspension frame for the tractor, the vibration can occur when the rear independent suspension frame encounters uneven ground in the driving process, the independent suspension frame has a good damping and buffering effect, and the comfort of the tractor in use is improved.

Disclosure of Invention

The utility model aims to provide a rear independent suspension frame for a tractor, which is characterized in that through the design of a fixed block, a supporting rod, a supporting block, a second spring, a first fixing frame, a connecting plate and a second fixing frame, wheels are transmitted to the supporting plate when being vibrated, one end of the supporting plate connected with the wheels is inclined to the top when being vibrated, the supporting block is pushed to the supporting block through the first fixing frame, the connecting plate and the second fixing frame in the inclined process, then the supporting block approaches to the direction of the second spring to perform shock absorption and buffering, a frame body is connected with the supporting plate through the fixed plate, so that the frame body can be subjected to shock absorption and buffering, the tractor is arranged on the frame body and can follow the shock absorption and buffering of the frame body, and the shock absorption effect of the tractor when in use is increased, so that the problems in the background technology are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an independent suspension frame behind tractor, includes the frame body, the bottom fixed mounting of frame body has the fixed plate, the bottom of fixed plate both sides is all through pivot movable mounting there being the backup pad, the equal fixed mounting in one side opposite of two backup pads tops has the attenuator, the top of attenuator is through pivot movable mounting there being the support frame, the top of two support frames respectively with the both sides fixed connection of frame body bottom, the surface cover of attenuator is equipped with first spring, the equal fixed mounting in front side and the rear side of backup pad has the board of placing, the top fixed mounting of placing the board has damper, with fixed plate fixed connection between the opposite one side of two damper, the equal fixed mounting in top of two backup pads has the sloping block, the equal fixed mounting in both sides of fixed plate has buffer assembly, the equal movable mounting in one side opposite of two backup pads has the wheel.

Further, the damping assembly comprises two fixed blocks, the two fixed blocks are fixedly arranged at the top of the placing plate, a supporting rod is fixedly arranged between one opposite sides of the two fixed blocks, supporting blocks are arranged on the surfaces of the supporting rods in a sliding mode, second springs are arranged on one opposite sides of the surfaces of the two supporting rods, one opposite sides of the two second springs are fixedly connected with one opposite side of the two supporting blocks respectively, a first fixing frame is fixedly arranged at the top of the supporting blocks, a connecting plate is movably arranged in an inner cavity of the first fixing frame through a rotating shaft, a second fixing frame is movably arranged on one side of the connecting plate away from the first fixing frame through the rotating shaft, and the two opposite sides of the two second fixing frames are fixedly connected with the fixing plate.

Further, a positioning block is fixedly arranged at the bottom of the supporting block, a positioning rod is slidably arranged in an inner cavity of the positioning block, and two sides of the positioning rod are fixedly arranged in an inner cavity of the placing plate.

Further, the buffer assembly comprises protective cases, the two protective cases are fixedly installed on two sides of the fixed plate respectively, a third spring is fixedly installed on one side, opposite to the inner cavities of the two protective cases, of each of the two protective cases, a baffle is fixedly installed on one side, opposite to the other side, of each of the two third springs, a stop block is fixedly installed on one side, opposite to the other side, of each of the two baffle blocks is fixedly installed with a rack, and movable wheels are movably installed on one side, opposite to the inner cavities of each of the two racks, of each of the two racks.

Further, the front side and the rear side of the baffle are fixedly provided with sliding blocks, the inner cavities of the sliding blocks are slidably provided with sliding rods, and the two sides of the sliding rods are fixedly provided with the inner cavities of the protective shell.

Further, two locating plates are fixedly arranged at the bottom of the frame body, and one side, opposite to the two locating plates, is fixedly connected with the fixing plate.

Further, the bottom of the surface of the damper is sleeved with a fixing ring, and the bottom of the fixing ring is fixedly connected with the top of the supporting plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the rear independent suspension frame for the tractor, provided by the utility model, through the design of the fixing blocks, the supporting rods, the supporting blocks, the second springs, the first fixing frames, the connecting plates and the second fixing frames, wheels can be transmitted to the supporting plates when the wheels are subjected to vibration, one ends of the supporting plates connected with the wheels can incline to the top when the supporting plates are subjected to vibration, the supporting blocks are pushed to the supporting blocks through the first fixing frames, the connecting plates and the second fixing frames in the inclined process, then the supporting blocks approach to the second springs for damping and buffering, the frame body is connected with the supporting plates through the fixing plates, so that the frame body can be damped and buffered, the tractor is arranged on the frame body and can be damped and buffered along with the frame body, and the damping effect of the tractor in use is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top cross-sectional view of a partial structure of the present utility model;

FIG. 3 is a schematic front view of a shock absorbing assembly of the present utility model;

fig. 4 is a schematic top cross-sectional view of a cushioning assembly of the present utility model.

In the figure: 1. a frame body; 2. a fixing plate; 3. a support plate; 4. a damper; 5. a support frame; 6. a first spring; 7. placing a plate; 8. a shock absorbing assembly; 801. a fixed block; 802. a support rod; 803. a support block; 804. a second spring; 805. a first fixing frame; 806. a connecting plate; 807. the second fixing frame; 808. a positioning block; 809. a positioning rod; 9. a sloping block; 10. a buffer assembly; 1001. a protective shell; 1002. a third spring; 1003. a baffle; 1004. a stop block; 1005. a placing rack; 1006. a movable wheel; 1007. a sliding block; 1008. a slide bar; 11. a wheel; 12. a positioning plate; 13. and a fixing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order to solve the technical problem that the shock absorption and buffering effects of the independent suspension frame of the tractor are poor, as shown in fig. 1-4, the following preferable technical scheme is provided:

the utility model provides an independent suspension frame behind tractor, including frame body 1, the bottom fixed mounting of frame body 1 has fixed plate 2, the bottom of fixed plate 2 both sides is all through pivot movable mounting backup pad 3, the equal fixed mounting in one side opposite of two backup pads 3 tops has attenuator 4, the top of attenuator 4 is through pivot movable mounting support frame 5, the top of two support frames 5 respectively with the both sides fixed connection of frame body 1 bottom, the surface cover of attenuator 4 is equipped with first spring 6, the equal fixed mounting in front side and the rear side of backup pad 3 has place board 7, the top fixed mounting of placing board 7 has damper 8, with fixed plate 2 fixed connection between the one side opposite of two damper 8, the equal fixed mounting in top of two backup pads 3 has sloping block 9, the equal fixed mounting in both sides of fixed plate 2 has buffer assembly 10, the equal movable mounting in one side opposite of two backup pads 3 has wheel 11.

The damping component 8 comprises two fixing blocks 801, wherein the two fixing blocks 801 are fixedly arranged at the top of the placing plate 7, a supporting rod 802 is fixedly arranged between opposite sides of the two fixing blocks 801, supporting blocks 803 are slidably arranged on the surfaces of the supporting rods 802, second springs 804 are arranged on opposite sides of the surfaces of the two supporting rods 802, one opposite sides of the two second springs 804 are fixedly connected with opposite sides of the two supporting blocks 803 respectively, a first fixing frame 805 is fixedly arranged at the top of the supporting blocks 803, a connecting plate 806 is movably arranged in an inner cavity of the first fixing frame 805 through a rotating shaft, a second fixing frame 807 is movably arranged on one side of the connecting plate 806 away from the first fixing frame 805 through the rotating shaft, and the opposite sides of the two second fixing frames 807 are fixedly connected with the fixing plate 2.

The bottom of the supporting block 803 is fixedly provided with a positioning block 808, the inner cavity of the positioning block 808 is slidably provided with a positioning rod 809, and two sides of the positioning rod 809 are fixedly arranged in the inner cavity of the placing plate 7.

The buffer assembly 10 comprises a protection shell 1001, wherein the two protection shells 1001 are respectively and fixedly arranged on two sides of a fixed plate 2, a third spring 1002 is fixedly arranged on one side, opposite to the inner cavities, of the two protection shells 1001, a baffle 1003 is fixedly arranged on one side, opposite to the two third springs 1002, a stop block 1004 is fixedly arranged on one side, opposite to the two baffle 1003, of each of the two baffle blocks 1004, a placing frame 1005 is fixedly arranged on one side, opposite to the inner cavities, of each of the two placing frames 1005, and a movable wheel 1006 is movably arranged on one side, opposite to the inner cavities, of each of the two placing frames 1005 through a rotating shaft.

The front side and the rear side of the baffle 1003 are fixedly provided with sliding blocks 1007, the inner cavity of each sliding block 1007 is slidably provided with a sliding rod 1008, and both sides of each sliding rod 1008 are fixedly provided with the inner cavity of the protective shell 1001.

Specifically, when in use, when the wheel 11 can be transmitted to the supporting plate 3 when receiving vibrations, the one end that the supporting plate 3 was connected with the wheel 11 can be inclined to the top when receiving vibrations, on the in-process of slope promotes supporting shoe 803 through first mount 805, connecting plate 806 and second mount 807, then supporting shoe 803 is close to second spring 804 direction, shock attenuation buffering is carried out, frame body 1 is through fixed plate 2 and supporting plate 3 connection, thereby can cushion frame body 1, the tractor is installed on frame body 1, can follow frame body 1 shock attenuation buffering, the shock attenuation effect of tractor when using has been increased, when the one end that supporting plate 3 and wheel 11 are connected is inclined to the top, inclined block 9 is installed at the supporting plate 3 top, can follow the loose pulley 1006 that supporting plate 3 is inclined to the top and promote, loose pulley 1006 can be moved because thrust drive dog 1004 and baffle 1003, baffle 1003 is close to third spring 1002 when moving, thereby carry out secondary buffering, let the tractor shock attenuation effect when using better.

In order to solve the technical problem that the fixing effect of the frame body 1 and the fixing plate 2 is poor, as shown in fig. 1, the following preferred technical scheme is provided:

the bottom of the frame body 1 is fixedly provided with two positioning plates 12, and one side opposite to the two positioning plates 12 is fixedly connected with the fixed plate 2

Specifically, through the design of locating plate 12, locating plate 12 one end is fixed mounting on frame body 1, and one end is installed on fixed plate 2 to frame body 1 and fixed plate 2 are fixed the effect better when fixed.

In order to solve the technical problem that the stabilizing effect of the damper 4 is poor, as shown in fig. 1 and 2, the following preferred technical scheme is provided:

the bottom of the surface of the damper 4 is sleeved with a fixed ring 13, and the bottom of the fixed ring 13 is fixedly connected with the top of the supporting plate 3.

Specifically, through the design of the fixed ring 13, the damper 4 has better stabilizing effect in use and is not easy to shake.

Working principle: when using, can transmit the backup pad 3 when receiving vibrations when wheel 11, the backup pad 3 receives vibrations and the one end that wheel 11 connects can be inclined to the top, on the in-process of slope promotes supporting shoe 803 through first mount 805, connecting plate 806 and second mount 807, then supporting shoe 803 is close to second spring 804 direction, shock attenuation buffering is carried out, frame body 1 is connected through fixed plate 2 and backup pad 3, thereby can cushion frame body 1, the tractor is installed on frame body 1, can follow frame body 1 shock attenuation buffering, the shock attenuation effect of tractor when using has been increased, when the one end that backup pad 3 and wheel 11 connect is inclined to the top, movable wheel 1006 that can follow backup pad 3 slope to the top is pushed, movable wheel 1006 can be moved because of thrust drive dog 1004 and baffle 1003 are close to third spring 1002, thereby the shock attenuation effect of messenger's tractor is better when using in the baffle 1003.

To sum up: this independent suspension frame in back for tractor through frame body 1, fixed plate 2, backup pad 3, attenuator 4, support frame 5, first spring 6, place board 7, damper 8, fixed block 801, bracing piece 802, supporting shoe 803, second spring 804, first mount 805, connecting plate 806, second mount 807, locating piece 808, locating lever 809, sloping block 9, damper 10, protective housing 1001, third spring 1002, baffle 1003, dog 1004, rack 1005, loose pulley 1006, sliding block 1007, sliding lever 1008, wheel 11, locating plate 12 and fixed ring 13's cooperation use, has solved the tractor and has not good at the in-process shock attenuation cushioning effect of traveling, has reduced the problem of tractor travelling comfort when using.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Rear independent suspension frame for tractor, including frame body (1), its characterized in that: the bottom fixed mounting of frame body (1) has fixed plate (2), the bottom of fixed plate (2) both sides is all through pivot movable mounting backup pad (3), and equal fixed mounting in one side opposite of two backup pad (3) tops has attenuator (4), the top of attenuator (4) is through pivot movable mounting support frame (5), the top of two support frames (5) respectively with the both sides fixed connection of frame body (1) bottom, the surface cover of attenuator (4) is equipped with first spring (6), the equal fixed mounting in front side and the rear side of backup pad (3) has place board (7), place the top fixed mounting of board (7) have damper (8), with fixed plate (2) fixed connection between the one side opposite of two damper (8), the equal fixed mounting in top of two backup pads (3) has sloping block (9), the equal fixed mounting in both sides of fixed plate (2) has buffer assembly (10), equal movable mounting in one side opposite of two backup pads (3) has wheel (11).

2. The rear independent suspension frame for a tractor as defined by claim 1 wherein: the damping component (8) comprises two fixed blocks (801), the two fixed blocks (801) are fixedly arranged at the top of the placing plate (7), a supporting rod (802) is fixedly arranged between one side opposite to the two fixed blocks (801), a supporting block (803) is arranged on the surface of the supporting rod (802) in a sliding mode, second springs (804) are arranged on one side opposite to the surface of the two supporting rods (802), one side opposite to the two supporting blocks (803) is fixedly connected with one side opposite to the two second springs (804), a first fixing frame (805) is fixedly arranged at the top of the supporting block (803), a connecting plate (806) is movably arranged in an inner cavity of the first fixing frame (805) through a rotating shaft, a second fixing frame (807) is movably arranged on one side, far away from the first fixing frame (805), and one side opposite to the two second fixing frames (807) is fixedly connected with the fixing plate (2) through the rotating shaft.

3. The rear independent suspension frame for a tractor as defined by claim 2 wherein: the bottom of supporting shoe (803) fixed mounting has locating piece (808), the inner chamber slidable mounting of locating piece (808) has locating lever (809), the both sides of locating lever (809) are all fixed mounting at the inner chamber of placing board (7).

4. The rear independent suspension frame for a tractor as defined by claim 1 wherein: the buffer assembly (10) comprises protection shells (1001), wherein the two protection shells (1001) are fixedly arranged on two sides of a fixed plate (2) respectively, a third spring (1002) is fixedly arranged on one side, opposite to the inner cavities, of the two protection shells (1001), a baffle (1003) is fixedly arranged on one side, opposite to the two third springs (1002), a stop block (1004) is fixedly arranged on one side, opposite to the two baffles (1003), of the two stop blocks (1004), a placing rack (1005) is fixedly arranged on one side, opposite to the inner cavities, of the two placing racks (1005), and movable wheels (1006) are movably arranged on one side, opposite to the inner cavities, of the two placing racks (1005) through a rotating shaft.

5. The rear independent suspension frame for a tractor as defined by claim 4 wherein: the front side and the rear side of the baffle (1003) are fixedly provided with sliding blocks (1007), the inner cavities of the sliding blocks (1007) are slidably provided with sliding rods (1008), and both sides of each sliding rod (1008) are fixedly provided with the inner cavities of the protective shell (1001).

6. The rear independent suspension frame for a tractor as defined by claim 1 wherein: two positioning plates (12) are fixedly arranged at the bottom of the frame body (1), and one side of each positioning plate (12) opposite to the other side is fixedly connected with the corresponding fixing plate (2).

7. The rear independent suspension frame for a tractor as defined by claim 1 wherein: the bottom of the surface of the damper (4) is sleeved with a fixed ring (13), and the bottom of the fixed ring (13) is fixedly connected with the top of the supporting plate (3).