CN219866046U

CN219866046U - Vibration reduction and isolation structure of transfer case of cantilever crane pump truck

Info

Publication number: CN219866046U
Application number: CN202320459568.4U
Authority: CN
Inventors: 王梓博
Original assignee: Quanzhou Huihong Auto Parts Co ltd
Current assignee: Quanzhou Huihong Auto Parts Co ltd
Priority date: 2023-03-12
Filing date: 2023-03-12
Publication date: 2023-10-20
Anticipated expiration: 2033-03-12

Abstract

The utility model belongs to the technical field of shock-absorbing and isolating structures, and particularly relates to a shock-absorbing and isolating structure of a transfer case of an arm support pump truck, which comprises a T-shaped bracket connected with the transfer case and a bracket connected with a girder of an engineering truck, wherein the T-shaped bracket is connected with the bracket through a shock-absorbing component, and the shock-absorbing component comprises the following components: the bolt is arranged in the T-shaped bracket and the bracket in a penetrating way, the lower end of the bolt is provided with a nut matched with the bolt, and a support is arranged on the bolt between the T-shaped bracket and the bracket in a sliding way. According to the utility model, the T-shaped support is arranged above the two limiting blocks, so that the two limiting blocks respectively enter the two cavities in the T-shaped support, then the two motors are started, after the two motors are started, the two motors are connected through the transmission of the transmission belt, the plurality of rotating rods can synchronously rotate, so that the plurality of transverse plates relatively move, the plurality of vertical rods enter the corresponding limiting grooves, limiting connection is completed, and the T-shaped support and the support can be rapidly separated.

Description

Vibration reduction and isolation structure of transfer case of cantilever crane pump truck

Technical Field

The utility model belongs to the technical field of shock-absorbing and isolating structures, and particularly relates to a shock-absorbing and isolating structure of a transfer case of an arm support pump truck.

Background

According to the transfer case shock-absorbing seat structure mentioned in CN 201921325348, the transfer case is generally added to ensure the power output of other equipment, the existing transfer case is directly arranged on a girder of the transfer case through bolts and nuts, the transfer case can vibrate during working, the bolts and nuts are easy to loosen and tear after long-time vibration, the transfer case is in danger of falling, and the shock-absorbing effect is poor;

the damping device has the advantages that the damping is realized through the connection of the transfer case and the engineering vehicle by adopting the hollow round table type rubber damping blocks, the vibration kinetic energy of the transfer case can be converted into the elastic potential energy of the rubber damping blocks, the damping effect is good, the vibration generated by the transfer case can be effectively buffered, and the transfer case is protected;

however, the T-shaped bracket and the support of the device are fixed through some parts such as screws, so that the T-shaped bracket and the support cannot be quickly separated.

Therefore, it is necessary to provide a vibration reduction and isolation structure for a transfer case of a boom pump truck to solve the above problems.

Disclosure of Invention

Aiming at the problems, the utility model provides a vibration reduction and isolation structure of a transfer case of a boom pump truck, which enables a T-shaped bracket and a support to be quickly separated through a connecting structure so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cantilever crane pump truck transfer case subtracts shock insulation structure, includes the T type support that is connected with the transfer case and the bracket that is connected with the engineering truck girder, is connected through damper between T type support and the bracket, damper's structure includes: the T-shaped bracket and the bracket are arranged in a penetrating manner, nuts matched with the bolts are arranged at the lower ends of the bolts, a support is arranged on the bolts between the T-shaped bracket and the bracket in a sliding manner, a connecting structure is arranged between the T-shaped bracket and the support, and a damping mechanism is arranged between the lower ends of the support and the bracket.

Further, a flat pad is arranged on the bolt, a damping block is arranged between the flat pad and the support, and the damping block is of a hollow round platform structure.

Further, connection structure is including seting up two cavitys in T type support, all is provided with the stopper in two cavitys, and two limiting grooves have all been setted up at the upper and lower both ends of two stoppers.

Further, a plurality of sliding cavities are formed in the T-shaped support, rotating rods are connected between the upper inner wall and the lower inner wall of the sliding cavities in a rotating mode, threaded layers are arranged on the rotating rods, cross plates are connected in a threaded mode, and the cross plates are connected with the left inner wall and the right inner wall of the corresponding sliding cavity in a sliding mode. The opposite surfaces of the transverse plates are fixedly connected with two vertical rods.

Further, the driving wheels are arranged on the rotating rods and are in driving connection through driving belts, motors are arranged on the outer walls of the front side and the rear side of the T-shaped support, and the tail ends of output shafts of the two motors extend into adjacent sliding cavities and are fixedly connected with one ends of the adjacent rotating rods.

Further, the damping mechanism comprises rectangular cavities arranged below the two limiting blocks, sliding plates are connected in the two rectangular cavities in a sliding mode, and the upper ends of the two sliding plates are fixedly connected with the lower ends of the corresponding limiting blocks.

Further, the air springs are arranged in the two rectangular cavities, the upper ends of the two air springs are fixedly connected with the lower ends of the corresponding sliding plates, the lower ends of the two air springs are fixedly connected with the inner bottoms of the corresponding rectangular cavities, the outer walls of the two air springs are respectively sleeved with the compression springs, the upper ends of the two compression springs are fixedly connected with the lower ends of the corresponding sliding plates, and the lower ends of the two compression springs are fixedly connected with the inner bottoms of the corresponding rectangular cavities.

The utility model has the technical effects and advantages that:

1. according to the utility model, the T-shaped support is arranged above the two limiting blocks, so that the two limiting blocks respectively enter the two cavities in the T-shaped support, then the two motors are started, after the two motors are started, the two motors are connected through the transmission of the transmission belt, the plurality of rotating rods can synchronously rotate, so that the plurality of transverse plates relatively move, the plurality of vertical rods enter the corresponding limiting grooves, limiting connection is completed, and the T-shaped support and the support can be rapidly separated.

2. According to the utility model, the transfer case can be transmitted to the T-shaped bracket when vibrating, and in the stamping process, the impact force of the T-shaped bracket can be transferred to the compression spring and the gas spring through the two limiting blocks and the two transverse plates, and most of the impact force can be buffered due to the mutual matching of the compression spring and the gas spring.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a vibration reducing and isolating structure diagram of a transfer case of a boom pump truck according to an embodiment of the utility model;

FIG. 2 shows a front view in cross section of an embodiment of the present utility model;

FIG. 3 illustrates a cross-sectional view of a top structure of an embodiment of the present utility model;

in the figure: 1. a T-shaped bracket; 2. a bracket; 3. a motor; 4. a limiting block; 5. a damper block; 6. a flat pad; 7. a rectangular cavity; 8. a compression spring; 9. a gas spring; 10. a nut; 11. a support; 12. a bolt; 13. a sliding cavity; 14. a rotating rod; 15. a cross plate; 16. a vertical rod; 17. a driving belt.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments of the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model;

in the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The utility model provides a vibration reduction and isolation structure of a transfer case of an arm support pump truck, as shown in fig. 1-3, the vibration reduction and isolation structure comprises a T-shaped bracket 1 connected with the transfer case and a bracket 2 connected with a girder of an engineering truck, wherein the T-shaped bracket 1 is connected with the bracket 2 through a damping component, and the damping component comprises the following components: the T-shaped bracket 1 and the bracket 2 are penetrated by a bolt 12, a nut 10 matched with the bolt 12 is arranged at the lower end of the bolt 12, a support 11 is arranged on the bolt 12 between the T-shaped bracket 1 and the bracket 2 in a sliding manner, a connecting structure is arranged between the T-shaped bracket 1 and the support 11, and a damping mechanism is arranged between the lower end of the support 11 and the bracket 2;

through connection structure, through the transmission connection of drive belt 17, a plurality of bull stick 14 can rotate in step for a plurality of diaphragm 15 relative movement, thereby make a plurality of montants 16 get into corresponding spacing inslot, can make T type support 1 and support 11 can the quick separation, through damper, in the punching press in-process, compression spring 8 and air spring 9's mutually supporting can be with most impact buffering.

As shown in fig. 1-3, the connection structure comprises two cavities formed in the T-shaped support 1, limiting blocks 4 are arranged in the two cavities, two limiting grooves are formed in the upper end and the lower end of each limiting block 4, a plurality of sliding cavities 13 are formed in the T-shaped support 1, rotating rods 14 are rotatably connected between the upper inner wall and the lower inner wall of each sliding cavity 13, threaded layers are arranged on the rotating rods 14, cross plates 15 are in threaded connection, and the cross plates 15 are in sliding connection with the left inner wall and the right inner wall of the corresponding sliding cavity 13. Two vertical rods 16 are fixedly connected to opposite faces of the transverse plates 15, driving wheels are mounted on the rotating rods 14 and are in driving connection through driving belts 17, motors 3 are mounted on outer walls of the front side and the rear side of the T-shaped support 1, and tail ends of output shafts of the two motors 3 extend into adjacent sliding cavities 13 and are fixedly connected with one ends of the adjacent rotating rods 14.

As shown in fig. 2-3, the damping mechanism comprises rectangular cavities 7 arranged below two limiting blocks 4, sliding plates are slidably connected in the two rectangular cavities 7, the upper ends of the two sliding plates are fixedly connected with the lower ends of the corresponding limiting blocks 4, air springs 9 are arranged in the two rectangular cavities 7, the upper ends of the two air springs 9 are fixedly connected with the lower ends of the corresponding sliding plates, the lower ends of the two air springs 9 are fixedly connected with the inner bottoms of the corresponding rectangular cavities 7, compression springs 8 are sleeved on the outer walls of the two air springs 9, the upper ends of the two compression springs 8 are fixedly connected with the lower ends of the corresponding sliding plates, and the lower ends of the two compression springs 8 are fixedly connected with the inner bottoms of the corresponding rectangular cavities 7.

As shown in fig. 1-2, a flat pad 6 is arranged on the bolt 12, a damping block 5 is arranged between the flat pad 6 and the support 11, and the damping block 5 is in a hollow round platform structure.

The working principle of the utility model is as follows:

referring to fig. 1-3 of the specification, when in use, the T-shaped bracket 1 is placed above the two limiting blocks 4, so that the two limiting blocks 4 respectively enter two cavities in the T-shaped bracket 1, then the two motors 3 are started, after the two motors 3 are started, the plurality of rotating rods 14 are synchronously rotated through the transmission connection of the transmission belt 17, so that the plurality of transverse plates 15 relatively move, and a plurality of vertical rods 16 enter corresponding limiting grooves, so that limiting connection is completed;

when the T-shaped bracket 1 and the support 11 are required to be separated, the two motors 3 are required to be reversed, and the transverse plates 15 drive the corresponding two vertical rods 16 to be far away from the corresponding limiting grooves;

the transfer case can transmit shock to the T-shaped bracket 1, in the stamping process, the impact force of the T-shaped bracket 1 can be transferred to the compression spring 8 and the air spring 9 through the two limiting blocks 4 and the two transverse plates 15, and most of the impact force can be buffered due to the mutual matching of the compression spring 8 and the air spring 9;

Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a cantilever crane pump truck transfer case subtracts isolation structure which characterized in that: including T type support (1) that is connected with the transfer case and bracket (2) that is connected with the engineering vehicle girder, connect through damper between T type support (1) and bracket (2), damper's structure includes: bolt (12) in T type support (1) and bracket (2) are worn to establish, the lower extreme of bolt (12) be provided with rather than nut (10) of mutually supporting bolt (12) between T type support (1) and bracket (2) are gone up to slide and are provided with support (11), be provided with connection structure between T type support (1) and support (11), be provided with damper between the lower extreme of support (11) and bracket (2).

2. The boom pump truck transfer case shock absorption and isolation structure according to claim 1, wherein: the novel damping device is characterized in that a flat pad (6) is arranged on the bolt (12), a damping block (5) is arranged between the flat pad (6) and the support (11), and the damping block (5) is of a hollow round platform structure.

3. The boom pump truck transfer case shock absorption and isolation structure according to claim 1, wherein: the connecting structure comprises two cavities arranged in the T-shaped support (1), limiting blocks (4) are arranged in the two cavities, and two limiting grooves are formed in the upper end and the lower end of each limiting block (4).

4. A boom pump truck transfer case shock absorbing and isolating structure according to claim 3, wherein: a plurality of sliding cavities (13) are formed in the T-shaped support (1), a plurality of rotating rods (14) are connected between the upper inner wall and the lower inner wall of the sliding cavities (13) in a rotating mode, a plurality of threaded layers are arranged on the rotating rods (14), a transverse plate (15) is connected in a threaded mode, the transverse plate (15) is connected with the left inner wall and the right inner wall of the corresponding sliding cavity (13) in a sliding mode, and two vertical rods (16) are fixedly connected to the opposite faces of the transverse plate (15).

5. The cantilever crane pump truck transfer case shock absorbing and isolating structure according to claim 4, wherein: the transmission wheels are arranged on the rotating rods (14), the transmission wheels are connected through transmission belts (17), motors (3) are arranged on the outer walls of the front side and the rear side of the T-shaped support (1), and the tail ends of output shafts of the two motors (3) extend into adjacent sliding cavities (13) and are fixedly connected with one ends of the adjacent rotating rods (14).

6. The boom pump truck transfer case shock absorption and isolation structure according to claim 1, wherein: the damping mechanism comprises rectangular cavities (7) arranged below the two limiting blocks (4), sliding plates are connected in the rectangular cavities (7) in a sliding mode, and the upper ends of the sliding plates are fixedly connected with the lower ends of the corresponding limiting blocks (4).

7. The boom pump truck transfer case shock absorbing and isolating structure according to claim 6, wherein: two all be provided with gas spring (9) in rectangle chamber (7), two the upper end of gas spring (9) all with the lower extreme fixed connection who corresponds the slide, two the lower extreme of gas spring (9) all with the interior bottom fixed connection in corresponding rectangle chamber (7), two all overlap on the outer wall of gas spring (9) and be equipped with compression spring (8), two the upper end of compression spring (8) all with the lower extreme fixed connection who corresponds the slide, the lower extreme of two compression spring (8) all with the interior bottom fixed connection in corresponding rectangle chamber (7).