CN212605497U

CN212605497U - Suspension cab shock absorption structure of wheeled tractor

Info

Publication number: CN212605497U
Application number: CN202021338603.XU
Authority: CN
Inventors: 沈涛; 王东明; 熊开轩; 周强; 孟庆华
Original assignee: Deutz Fahr Machinery Co ltd
Current assignee: Deutz Fahr Machinery Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-02-26
Anticipated expiration: 2030-07-09

Abstract

The utility model relates to a belong to a novel tractor driver's cabin shock attenuation technical field, especially, relate to a wheeled tractor's suspension driver's cabin shock-absorbing structure, including tractor shell and shock attenuation module, the inside of tractor shell is provided with the equipment groove, the inner wall fixedly connected with shock attenuation module in equipment groove, and the inner wall fixed connection of shock attenuation module and tractor shell, the shock attenuation module is including the air pump, the trachea, the energy storage ware, aerify the bumper shock absorber, the driver's cabin assembly, the driver's cabin link, rubber snubber block, the driver's cabin support, anticreep goes out pull rod and frame, the top of frame and the inner wall fixed connection of tractor shell, the top of frame and the bottom threaded connection of driver's cabin support, if the driver's cabin range of vibration is great when special conditions such as unsmooth road surface traveles, anticreep goes out pull rod can contact. Not only the secondary damping effect is achieved, but also the cab connecting frame is prevented from being separated from the cab support, and the safety is guaranteed.

Description

Suspension cab shock absorption structure of wheeled tractor

Technical Field

The utility model relates to a belong to a novel tractor driver's cabin shock attenuation technical field, especially relate to a suspension driver's cabin shock-absorbing structure of wheeled tractor.

Background

The cab shock absorption structure of the traditional wheeled tractor is simpler, more or less adopts rigid connection of metal and metal direct contact, and a rubber cushion block is slightly better adopted to carry out simple shock absorption treatment. When the tractor works, the cab is greatly influenced by the vibration of the engine, the noise in the cab exceeds the standard, and a driver is poor in operation comfort and easy to fatigue. Along with the improvement of the national economic level and the increase of the agricultural mechanization degree, the demands of vast farmers on high-end comfortable tractor cabs are increasingly strong.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a suspension driver's cabin shock-absorbing structure of wheeled tractor has solved that this structure shock attenuation is effectual, and the driver's cabin drives vibrations little, and the navigating mate is comfortable to operate. The structure ensures that the cab is always in a suspension position, and the problem of the separation of the cab and the frame is avoided.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a suspension cab shock absorption structure of a wheeled tractor comprises a tractor shell and a shock absorption module, wherein an equipment groove is formed in the tractor shell, the inner wall of the equipment groove is fixedly connected with the shock absorption module, the shock absorption module is fixedly connected with the inner wall of the tractor shell, the shock absorption module comprises an air pump, an air pipe, an energy accumulator, an inflation shock absorber, a cab assembly, a cab connecting frame, a rubber shock absorption block, a cab support, an anti-disengagement pull rod and a frame, the top end of the frame is fixedly connected with the inner wall of the tractor shell, the top end of the frame is in threaded connection with the bottom end of the cab support, the cab support and the frame are made of cast iron parts, the top end of the cab support is in through connection with the surface of the anti-disengagement pull rod, a limit block is fixedly connected with the bottom end of the anti-disengagement pull rod, and the inner angle of the limit block and the anti-, and the outline is arranged in an inverted T shape.

Preferably, the top end of the anti-falling pull rod is connected with the bottom end of the cab connecting frame in an embedded mode, the anti-falling pull rod and the central axis of the cab connecting frame are located in the same horizontal plane, the top end of the cab connecting frame is fixedly connected with the bottom end of the cab assembly, and the warping degree of the cab assembly and the warping degree of the cab connecting frame are kept consistent.

Preferably, the bottom of driver's cabin link and the top threaded connection who aerifys the bumper shock absorber, the bottom of driver's cabin link is right triangle and sets up, the driver's cabin link forms and forms an integral part through bolted connection with aerifing the bumper shock absorber, aerify the outside material of bumper shock absorber and make by soft rubber.

Preferably, one side and the bottom end of the energy accumulator are connected with an air pipe in a penetrating manner, the bottom end of the air pipe is fixedly connected with an air pump, the bottom end of the air pump is fixedly connected with the inside of the equipment groove, one end of the air pipe is connected with one end of the cab connecting frame in a penetrating manner, and the middle of one side of the air pump is electrically connected with the inner wall of the tractor shell.

Preferably, the top end of the tractor shell is fixedly connected with an adjusting block, a connecting block is rotatably connected inside the adjusting block, the connecting block and the adjusting block are connected into a whole through bolts, the size of a connecting hole formed in the connecting block is consistent with that of a connecting hole formed in the adjusting block, and the gradual change radian of the bottom port of the connecting block is consistent with that of the top end of the adjusting block.

Preferably, one end of the connecting block is fixedly connected with a cockpit, the height of the cockpit from the ground is 2.2 m, four wheel plates are uniformly arranged on the periphery of the surface of the tractor shell, a seat is fixedly connected inside the cockpit, and the four wheel plates and the central axis of the tractor shell are symmetrically arranged.

Preferably, a round shaft is rotatably connected to one side of the wheel plate, a wheel carrier is fixedly connected to the surface of the round shaft in a circle, a rotating shaft is rotatably connected to the inner surface of the wheel carrier, a tire is fixedly connected to one end, away from the tractor shell, of the rotating shaft, and a plurality of irregular pit grooves are formed in the surface of the tire in a circle.

Preferably, one side of the tractor shell is fixedly connected with two pedals, one side of the tractor shell is fixedly connected with a soil retaining plate, the top end of the tractor shell is connected with a supporting frame in a penetrating mode, the top end of the supporting frame is rotatably connected with a bottom support, and the top end of the bottom support is fixedly connected with a fixing block.

The working principle is as follows: the utility model relates to a wheeled tractor suspension driver's cabin shock-absorbing structure, as figure 5, including 1 air pump, 2 trachea, 3 energy storage ware, 4 aerify the bumper shock absorber, 5 driver's cabin assembly, 6 driver's cabin link, 7 rubber snubber blocks, 8 driver's cabin support, 9 anticreep pull rod, 10 frames, state air pump 1 and use the engine of tractor self as the power source, provide sufficient air supply for energy storage ware 3. The gas is conveyed into the energy accumulator 3 through the gas pipe 2, a certain amount of gas is ensured in the energy accumulator 3 at any time, a certain gas pressure is kept, a safety valve is arranged, and the energy accumulator 3 inflates the gas into the gas-filled shock absorber 4 through a one-way valve and the gas pipe. The gas inside the pneumatic shock absorber 4 cannot flow to the accumulator 3 because of the action of the check valve. The pneumatic shock absorber 4 is connected to the cab assembly 5 and the cab legs 8 by fasteners. The air inflation forms a damper which can absorb and reduce the vibration energy transmitted to the cab assembly 5 to realize the first damping effect, and the cab assembly 5 is welded with the cab connecting frame 6 or connected together through a fastener. The rubber damper 7 is fastened to the cab legs 8. If the cab vibration amplitude is large under special conditions such as uneven road running, the cab connecting frame 6 can be in contact with the rubber shock absorption block 7, and the rubber shock absorption block can extrude, buffer and absorb shock. The secondary damping effect is achieved, and the pull-out rod 9 is welded with the cab connecting frame 6 or connected together through a fastener and simultaneously passes through a hole of the cab bracket 8. If the cab has large vibration amplitude in special conditions such as uneven road running and the like, the anti-falling pull rod 9 can be contacted with the cab bracket 8, extruded and buffered. Both reached secondary shock attenuation effect, prevent again that driver's cabin link 6 breaks away from with driver's cabin support 8, guarantee safety, frame 10 links together through fasteners such as bolt with driver's cabin support 8. Through the utility model discloses be connected with driver's cabin assembly 5 behind the suspension driver's cabin shock-absorbing structure, fully obtain the shock attenuation, fall make an uproar, buffer

(III) advantageous effects

The utility model provides a suspension driver's cabin shock-absorbing structure of wheeled tractor. The method has the following beneficial effects:

1. the utility model discloses aerify the bumper shock absorber and pass through fastener and driver's cabin assembly and driver's cabin leg joint. The damper is formed by inflation, so that the suspension of the cab connecting frame and the cab assembly can be kept, the vibration energy transmitted to the cab assembly can be absorbed and reduced, and the primary damping effect is realized.

2. The utility model discloses a driver's cabin vibration amplitude is great if when special conditions such as unsmooth road surface goes, the driver's cabin link can contact, extrude, buffering, shock attenuation with rubber snubber block. The secondary damping effect is achieved.

3. The utility model discloses an if driver's cabin vibration amplitude is great when special conditions such as unsmooth road surface goes, anticreep pull rod can with driver's cabin support contact, extrusion, buffering. Not only the secondary damping effect is achieved, but also the cab connecting frame is prevented from being separated from the cab support, and the safety is guaranteed.

Drawings

Fig. 1 is a schematic axial view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is a left side view structure diagram of the present invention;

fig. 5 is a schematic view of the internal structure of the present invention.

Wherein, 1, an air pump; 2. an air tube; 3. an accumulator; 4. an inflatable shock absorber; 5. a cab assembly; 6. a cab link; 7. a rubber damper block; 8. a cab support; 9. the pull rod is prevented from being pulled out; 10. a frame; 11. a tractor housing; 12. a cockpit; 13. a tire; 14. a soil guard plate; 15. a seat; 16. a circular shaft; 17. a wheel plate; 18. connecting blocks; 19. an adjusting block; 20. an equipment groove; 21. a wheel carrier; 22. a fixed block; 23. a bottom support; 24. a support frame; 25. pedaling; 26. a rotating shaft; 27. shock attenuation module.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 and 5, an embodiment of the present invention provides a suspension cab damping structure of a wheeled tractor, including a tractor housing 11 and a damping module 27, wherein an equipment tank 20 is disposed inside the tractor housing 11, the damping module 27 is fixedly connected to an inner wall of the equipment tank 20, and the damping module 27 is fixedly connected to an inner wall of the tractor housing 11, the damping module 27 includes an air pump 1, an air pipe 2, an energy accumulator 3, an inflation damper 4, a cab assembly 5, a cab connection frame 6, a rubber damping block 7, a cab bracket 8, an anti-drop pull rod 9 and a frame 10, a top end of the frame 10 is fixedly connected to the inner wall of the tractor housing 11, a top end of the frame 10 is connected to a bottom end of the cab bracket 8 by a thread, and the cab bracket 8 and the frame 10 are made of cast iron, a top end of the cab bracket 8 is connected to a surface of the anti-drop pull rod 9 in a penetrating manner, and the bottom fixedly connected with stopper of anticreep pull rod 9, and the stopper is 90 degrees settings with the interior angle of anticreep pull rod 9, and the appearance profile is the setting of shape of falling T.

Example two:

as shown in fig. 1, 3 and 5, an embodiment of the present invention provides a suspension cab damping structure of a wheeled tractor, wherein a top end of an anti-falling pull rod 9 is connected with a bottom end of a cab connecting frame 6 in an embedded manner, the anti-falling pull rod 9 is in the same horizontal plane with a central axis of the cab connecting frame 6, a top end of the cab connecting frame 6 is fixedly connected with a bottom end of a cab assembly 5, a distortion degree of the cab assembly 5 and the cab connecting frame 6 is consistent, a bottom end of the cab connecting frame 6 is in threaded connection with a top end of an inflatable damper 4, the bottom end of the cab connecting frame 6 is arranged in a right triangle, the cab connecting frame 6 and the inflatable damper 4 are connected by bolts to form an integral part, an external material of the inflatable damper 4 is made of soft rubber, one side and the bottom end of an energy accumulator 3 are connected with an air pipe 2 in a penetrating manner, the bottom end of the air pipe 2 is fixedly connected, bottom and the inside fixed connection of equipment groove 20 of air pump 1, and the one end through connection of the one end of trachea 2 and driver's cabin link 6, one side middle part and tractor shell 11's of air pump 1 inner wall electric connection, tractor shell 11's top fixedly connected with regulating block 19, the internal rotation of regulating block 19 is connected with connecting block 18, connecting block 18 and regulating block 19 pass through bolted connection and become a whole and the model size of the connecting hole of seting up in connecting block 18 and the regulating block 19 is unanimous, the bottom port gradual change radian of connecting block 18 is unanimous with the gradual change radian on regulating block 19 top.

Example three:

as shown in fig. 1, 2 and 4, an embodiment of the present invention provides a suspension cab damping structure of a wheeled tractor, wherein one end of a connecting block 18 is fixedly connected with a cab 12, the height of the cab 12 from the ground is 2.2 m, four wheel plates 17 are uniformly arranged on a circumference of the surface of a tractor housing 11, a seat 15 is fixedly connected inside the cab 12, the four wheel plates 17 are symmetrically arranged with the central axis of the tractor housing 11, one side of the wheel plates 17 is rotatably connected with a round shaft 16, a circumference of the surface of the round shaft 16 is fixedly connected with a wheel frame 21, an inner surface of the wheel frame 21 is rotatably connected with a rotating shaft 26, one end of the rotating shaft 26 away from the tractor housing 11 is fixedly connected with a tire 13, a plurality of irregular pit grooves are formed on a circumference of the surface of the tire 13, one side of the tractor housing 11 is fixedly connected with two pedals 25, one side of the, the top end of tractor shell 11 runs through and is connected with support frame 24, and the top of support frame 24 rotates and is connected with collet 23, and the top fixedly connected with fixed block 22 of collet 23.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a suspension driver's cabin shock-absorbing structure of wheeled tractor, includes tractor shell (11) and shock attenuation module (27), its characterized in that: the tractor is characterized in that an equipment groove (20) is arranged in a tractor shell (11), a damping module (27) is fixedly connected to the inner wall of the equipment groove (20), the damping module (27) is fixedly connected with the inner wall of the tractor shell (11), the damping module (27) comprises an air pump (1), an air pipe (2), an energy accumulator (3), an inflatable damper (4), a cab assembly (5), a cab connecting frame (6), a rubber damping block (7), a cab bracket (8), an anti-drop pull rod (9) and a frame (10), the top end of the frame (10) is fixedly connected with the inner wall of the tractor shell (11), the top end of the frame (10) is in threaded connection with the bottom end of the cab bracket (8), the cab bracket (8) and the frame (10) are made of cast iron parts, the top end of the cab bracket (8) is in penetrating connection with the surface of the anti-drop pull rod (9), and the bottom fixedly connected with stopper of anticreep pull rod (9), and the stopper is 90 degrees settings with the interior angle of anticreep pull rod (9), and the appearance profile is the setting of shape of falling T.

2. The suspension cab shock-absorbing structure of a wheeled tractor according to claim 1, wherein: the top of anticreep pull rod (9) is connected with the bottom gomphosis of driver's cabin link (6), the axis of anticreep pull rod (9) and driver's cabin link (6) is in same horizontal plane, the top of driver's cabin link (6) and the bottom fixed connection of driver's cabin assembly (5), the skew degree of driver's cabin assembly (5) and driver's cabin link (6) keeps unanimous.

3. The suspension cab shock-absorbing structure of a wheeled tractor according to claim 1, wherein: the bottom of driver's cabin link (6) and the top threaded connection who aerifys bumper shock absorber (4), the bottom of driver's cabin link (6) is right triangle and sets up, driver's cabin link (6) form and form an integral part through bolted connection with aerifing bumper shock absorber (4), the external material of aerifing bumper shock absorber (4) is made by soft rubber.

4. The suspension cab shock-absorbing structure of a wheeled tractor according to claim 1, wherein: one side and the bottom through connection of energy storage ware (3) have trachea (2), the bottom fixedly connected with air pump (1) of trachea (2), the bottom of air pump (1) and the inside fixed connection of equipment groove (20), and the one end through connection of the one end of trachea (2) and the one end of driver's cabin link (6), the inner wall electric connection of one side middle part and tractor shell (11) of air pump (1).

5. The suspension cab shock-absorbing structure of a wheeled tractor according to claim 1, wherein: the tractor is characterized in that an adjusting block (19) is fixedly connected to the top end of the tractor shell (11), a connecting block (18) is rotatably connected to the inside of the adjusting block (19), the connecting block (18) and the adjusting block (19) are connected into a whole through bolts, the size of a connecting hole formed in the connecting block (18) and the adjusting block (19) is consistent, and the gradual change radian of the bottom port of the connecting block (18) is consistent with the gradual change radian of the top end of the adjusting block (19).

6. The suspension cab shock-absorbing structure of a wheeled tractor according to claim 5, wherein: the one end fixedly connected with cockpit (12) of connecting block (18), cockpit (12) are 2.2 meters apart from the height on ground, the surperficial a week of tractor shell (11) evenly is provided with four wheel boards (17), inside fixedly connected with seat (15) of cockpit (12), four wheel board (17) are the symmetry with the axis of tractor shell (11) and set up.

7. The suspension cab shock-absorbing structure of a wheeled tractor according to claim 6, wherein: one side of the wheel plate (17) is rotatably connected with a round shaft (16), a round wheel carrier (21) is fixedly connected to the surface of the round shaft (16) in a circle, a rotating shaft (26) is rotatably connected to the inner surface of the wheel carrier (21), one end, far away from the tractor shell (11), of the rotating shaft (26) is fixedly connected with a tire (13), and a plurality of irregular pit grooves are formed in the round surface of the tire (13).

8. The suspension cab shock-absorbing structure of a wheeled tractor according to claim 1, wherein: the tractor is characterized in that two pedals (25) are fixedly connected to one side of the tractor shell (11), a soil retaining plate (14) is fixedly connected to one side of the tractor shell (11), a supporting frame (24) is connected to the top end of the tractor shell (11) in a penetrating mode, a bottom support (23) is connected to the top end of the supporting frame (24) in a rotating mode, and a fixing block (22) is fixedly connected to the top end of the bottom support (23).