CN221097209U - Transmission shaft protection device for cantilever type pump truck - Google Patents

Abstract

The utility model discloses a transmission shaft protection device for an arm support type pump truck, which comprises an upper connecting rod tile cover and a lower connecting rod tile cover, wherein both sides of the upper connecting rod tile cover and the lower connecting rod tile cover are respectively provided with a fixed connection assembly, the middle positions inside the upper connecting rod tile cover and the lower connecting rod tile cover are respectively provided with an arc-shaped mounting groove, and the middle positions of one ends of the front sides of the two groups of arc-shaped mounting grooves are respectively provided with an arc-shaped through groove; according to the utility model, through the mutual matching of the arc-shaped mounting groove, the arc-shaped connecting rod, the first push rod, the second push rod, the first spring, the arc-shaped through groove, the extension groove, the clamping groove, the second mounting groove, the second spring and the fixed rod, the assembly operation of the connecting rod bearing bush, the upper connecting rod bearing bush cover and the lower connecting rod bearing bush cover can be realized, so that the searching and storage work can be conveniently carried out in the later stage, and the protection operation on rotating shafts with different types and sizes can be realized through the structural design of the component, so that the application range of the transmission shaft protection device in the later stage and the convenience and flexibility in use can be improved.

Description

Transmission shaft protection device for cantilever type pump truck

Technical Field

The utility model relates to the technical field of cantilever type pump vehicles, in particular to a transmission shaft protection device for a cantilever type pump vehicle.

Background

The connecting rod tile cover and the lower connecting rod tile cover of the existing transmission shaft protection device are rotationally connected in a threaded screwing mode, the connecting mode is firm, the later quick-dismantling operation of operators is inconvenient, inconvenience and complexity of later-stage disassembly are reduced, the connecting rod bearing bush and the tile cover inside the protection device are in split design, the connecting rod bearing bush is in a single arc-shaped sheet shape, the storage is difficult in the later stage, the loss is easy, and inconvenience and complexity of later-stage operator searching are increased.

Disclosure of utility model

The utility model aims to provide a transmission shaft protection device for a cantilever type pump truck, which aims to solve the problems that in the prior art, an upper connecting rod tile cover and a lower connecting rod tile cover of the existing transmission shaft protection device are mostly rotationally connected in a threaded screwing mode, and the connection mode is firm, but is inconvenient for the later quick-dismantling operation of operators, and reduces inconvenience and complexity in later dismantling.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a transmission shaft protection device for cantilever type pump truck, includes upper connecting rod tile lid and lower connecting rod tile lid, upper connecting rod tile lid and lower connecting rod tile lid's both sides all are equipped with fixed connection subassembly, upper connecting rod tile lid and lower connecting rod tile lid inside intermediate position department all is equipped with the arc mounting groove, two sets of arc mounting groove front one end's intermediate position department has all seted up the arc and has led to the groove, a set of intermediate position department of bottom in the arc mounting groove and the intermediate position department at another set of arc mounting groove top all are equipped with and extend the outside extension groove of upper connecting rod tile lid and lower connecting rod tile lid, two sets of the inside of arc mounting groove all overlaps and is equipped with the arc connecting rod, two sets of the inside intermediate position department of arc connecting rod is equipped with fixed subassembly, a set of the inner bottom in extension groove and the interior top in another set of extension groove all are equipped with protection component.

Preferably, the fixed connection assembly comprises a rotating rod, coil springs, a straight through groove, a fixed groove, a straight clamping block and a first mounting groove, wherein two groups of fixed grooves and the first mounting groove are respectively arranged on two sides of the bottom of the upper connecting rod tile cover, two groups of straight through grooves which are mutually communicated with the outside of the lower connecting rod tile cover are respectively formed in the bottom of the fixed groove, two groups of mounting grooves are respectively arranged on two sides of the inside of the upper connecting rod tile cover, the inside of the first mounting groove is respectively penetrated with the rotating rod, the middle position of the outer side of the rotating rod is provided with the coil springs connected with the first mounting groove, and two groups of straight clamping blocks matched with the fixed groove through the straight through grooves are respectively arranged on the top of the rotating rod.

Preferably, the fixed subassembly includes draw-in groove, mounting groove two, spring two and dead lever, the draw-in groove is equipped with the multiunit, multiunit the draw-in groove is located the interior bottom of a set of arc mounting groove and the interior top of another set of arc mounting groove, mounting groove two is equipped with two sets of, two sets of the mounting groove is located the inside intermediate position department of two sets of arc connecting rods, one set of the interior bottom of mounting groove two and the interior top of another set of mounting groove two all are equipped with the dead lever that extends to the draw-in groove inside, two sets of the front one end of dead lever extends to the outside of upper connecting rod tile lid and lower connecting rod tile lid through the arc through the groove, one set of the interior top of mounting groove two and the interior bottom of another set of mounting groove two all are equipped with the spring two that are connected with the dead lever.

Preferably, the protection assembly comprises a first push rod, a second push rod, a first spring and a connecting rod bush, wherein the first push rod and the second push rod are respectively provided with two groups, the two groups of the first push rod are positioned at the top of one group of arc-shaped connecting rods and at the bottom of the other group of arc-shaped connecting rods, the first push rod extends to the inside of the extending groove, the two groups of the second push rod are positioned at one side of the top of the extending groove away from the first push rod and one side of the inner bottom of the other group of extending groove away from the first push rod, the two groups of the second push rod extend to the outside of the extending groove, the top of the second push rod and the bottom of the other group of the second push rod are respectively provided with the connecting rod bush, and the top of the outer side of the second push rod and the bottom of the other group of the second push rod are respectively sleeved with the first spring connected with the connecting rod bush.

Preferably, the bottom of one group of push rods close to one side of the push rod I and the top of the other group of push rods close to one side of the push rod I are provided with guide inclined planes, and the two groups of guide inclined planes are matched with each other.

Preferably, a through groove matched with the arc-shaped through groove is formed in one end of the front face of the second mounting groove, and a pull block connected with the fixing rod is arranged in the through groove in a penetrating mode.

Compared with the prior art, the utility model has the beneficial effects that: the transmission shaft protection device for the cantilever type pump truck;

1. Through the mutual matching of the upper connecting rod tile cover, the lower connecting rod tile cover, the rotating rod, the coil spring, the straight through groove, the fixed groove, the straight clamping block and the first mounting groove, the assembly and fixing operation of the upper connecting rod tile cover and the lower connecting rod tile cover can be conveniently and quickly realized by an operator, the operator does not need to realize multiple screw thread rotation operations, the convenience and the flexibility of the assembly of the upper connecting rod tile cover and the lower connecting rod tile cover in the later stage are effectively improved, and the disassembly and assembly efficiency of the lower connecting rod tile cover can be further improved;

2. Through arc mounting groove, arc connecting rod, push rod one, push rod two, spring one, arc logical groove, extension groove, draw-in groove, mounting groove two, spring two and the mutually supporting of dead lever, can realize the assembly operation of connecting rod axle bush and last connecting rod tile lid and lower connecting rod tile lid to improve later stage and be convenient for look for and store work, and can also realize carrying out the protection operation to the axis of rotation of different model sizes through the structural design of this part, in order to improve later stage transmission shaft protection device's application scope and convenience and the flexibility of use.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a bottom view of the upper link shoe cover of the present utility model;

FIG. 4 is a front cross-sectional view of a first mounting groove of the present utility model;

FIG. 5 is a front cross-sectional view of an arcuate mounting slot of the present utility model;

Fig. 6 is an enlarged view of the structure of fig. 5 a according to the present utility model.

In the figure: 1. an upper connecting rod tile cover; 2. a lower connecting rod tile cover; 3. a connecting rod bearing bush; 4. a rotating lever; 5. a coil spring; 6. a straight through groove; 7. a fixing groove; 8. a straight clamping block; 9. a first mounting groove; 10. an arc-shaped mounting groove; 11. an arc-shaped connecting rod; 12. a push rod I; 13. a second push rod; 14. a first spring; 15. arc through grooves; 16. an extension groove; 17. a clamping groove; 18. a second mounting groove; 19. a second spring; 20. and a fixing rod.

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.

Referring to fig. 1-6, embodiments of the present utility model are provided: the utility model provides a transmission shaft protection device for cantilever type pump truck, including last connecting rod tile lid 1 and lower connecting rod tile lid 2, the both sides of going up connecting rod tile lid 1 and lower connecting rod tile lid 2 all are equipped with fixed connection subassembly, be convenient for realize that the equipment fixed operation of going up connecting rod tile lid 1 and lower connecting rod tile lid 2 need not operating personnel and carry out a lot of screw thread and twist, go up the inside intermediate position department of connecting rod tile lid 1 and lower connecting rod tile lid 2 and all be equipped with arc mounting groove 10, arc logical groove 15 has all been seted up to the intermediate position department of the positive one end of two sets of arc mounting groove 10, the intermediate position department of the inside bottom of a set of arc mounting groove 10 and the outside extension groove 16 of another set of arc mounting groove 10 all are equipped with extension groove 1 and lower connecting rod tile lid 2, the inside of two sets of arc mounting groove 10 all overlaps and is equipped with arc connecting rod 11, the inside intermediate position department of two sets of arc connecting rod 11 is equipped with fixed subassembly, be convenient for realize fixing spacing operation to the adjustment position of connecting rod bushing 3, the inside bottom of a set of extension groove 16 and the inside top of another set of extension groove 16 all be equipped with protection component, be convenient for realize carrying out the centre gripping operation to different models to the transmission shaft.

Further, the fixed connection assembly comprises a rotating rod 4, coil springs 5, a straight through groove 6, a fixed groove 7, a straight clamping block 8 and a first mounting groove 9, wherein the fixed groove 7 and the first mounting groove 9 are respectively provided with two groups, the two groups of fixed grooves 7 are positioned at two sides of the bottom of the upper connecting rod tile cover 1, the bottoms of the two groups of fixed grooves 7 are respectively provided with the straight through groove 6 which is mutually communicated with the outside of the lower connecting rod tile cover 2, the first mounting groove 9 is positioned at two sides of the inside of the upper connecting rod tile cover 1, the inside of the first mounting groove 9 is respectively penetrated with the rotating rod 4, the coil springs 5 which are connected with the first mounting groove 9 are arranged at the middle positions of the outer sides of the two groups of rotating rods 4, and the top of the two groups of rotating rods 4 are respectively provided with the straight clamping block 8 which is matched with the fixed groove 7 through the straight through groove 6, so that the assembly and the fixing operation of the upper connecting rod tile cover 1 and the lower connecting rod tile cover 2 can be conveniently realized without multiple screwing operation of operators.

Further, the fixed subassembly includes draw-in groove 17, mounting groove two 18, spring two 19 and dead lever 20, draw-in groove 17 is equipped with the multiunit, multiunit draw-in groove 17 is located the interior bottom of a set of arc mounting groove 10 and the interior top of another set of arc mounting groove 10, mounting groove two 18 is equipped with two sets of, two sets of mounting groove two 18 are located the inside intermediate position department of two sets of arc connecting rods 11, the interior bottom of a set of mounting groove two 18 and the interior top of another set of mounting groove two 18 all are equipped with the dead lever 20 that extends to the inside of draw-in groove 17, the front one end of two sets of dead levers 20 extends to the outside of upper connecting rod tile lid 1 and lower connecting rod tile lid 2 through arc logical groove 15, the interior top of a set of mounting groove two 18 and the interior bottom of another set of mounting groove two 18 all are equipped with the spring two 19 that are connected with dead lever 20, be convenient for realize fixed spacing operation to the adjustment position of connecting rod bushing 3.

Further, the protection assembly comprises a first push rod 12, a second push rod 13, a first spring 14 and a connecting rod bush 3, wherein the first push rod 12 and the second push rod 13 are respectively provided with two groups, the first push rod 12 is positioned at the top of the arc-shaped connecting rod 11 and the bottom of the arc-shaped connecting rod 11, the first push rod 12 extends to the inside of the extension groove 16, the second push rod 13 is positioned at one side of the top of the extension groove 16 away from the first push rod 12 and one side of the bottom of the extension groove 16 away from the first push rod 12, the second push rod 13 extends to the outside of the extension groove 16, the connecting rod bush 3 is respectively arranged at the top of the second push rod 13 and the bottom of the second push rod 13, the first spring 14 connected with the connecting rod bush 3 is respectively sleeved at the top of the outer side of the second push rod 13 and the bottom of the outer side of the second push rod 13, and the protection clamping operation of transmission shafts of different models is conveniently realized.

Further, the bottom of one group of push rods 13 close to one side of the first push rod 12, the top of the other group of push rods 13 close to one side of the first push rod 12, the top of one group of push rods 12 close to one side of the second push rod 13 and the bottom of the other group of push rods 12 close to one side of the second push rod 13 are provided with guiding inclined planes, and the two groups of guiding inclined planes are matched with each other, so that the first push rod 12 can be conveniently pushed to expand through the guiding inclined planes when moving.

Further, a through groove matched with the arc-shaped through groove 15 is formed in one end of the front face of the second mounting groove 18, and a pull block connected with the fixing rod 20 is arranged in the through groove in a penetrating mode, so that the later pulling operation of the fixing rod 20 is facilitated.

Working principle: when the anti-abrasion device is used, the upper connecting rod tile cover 1 and the lower connecting rod tile cover 2 can be taken respectively to drive the connecting rod tile cover 3 to be clamped outside the rotating shaft, then the rotating rod 4 rotates in the mounting groove I9 to realize the rotation stretching operation of the coil spring 5, so that the rotating rod 4 can drive the linear clamping block 8 to be overlapped with the linear through groove 6 and inserted into the fixing groove 7, finally, the rotating rod 4 can be loosened to drive the linear clamping block 8 to restore to be vertical to the linear through groove 6 through the elastic restoring force of the coil spring 5, further, the assembly of the upper connecting rod tile cover 1, the lower connecting rod tile cover 2 and parts above the upper connecting rod tile cover can be realized, the fixation of the upper connecting rod tile cover and the lower connecting rod tile cover can be realized with a transmission shaft, and then the anti-abrasion function of the transmission shaft can be realized through the connecting rod tile cover 3;

Later stage when needs to realize the installation of different model axis of rotation, operating personnel accessible arc leads to groove 15 pulling dead lever 20 and moves the realization to the compression operation of spring two 19 in mounting groove two 18 inside, and then can remove dead lever 20 to the inside of draw-in groove 17, remove the spacing to arc connecting rod 11, then drive arc connecting rod 11 at the inside removal of arc mounting groove 10 through dead lever 20, then can make arc connecting rod 11 drive push rod one 12 to push rod two 13 removal, at this moment through push rod one 12 and push rod two 13's guide slope design, can make push rod one 12 promote push rod two 13 and move the realization in extending groove 16 inside and to the pulling operation of spring one 14, and then can realize the position change to connecting rod axle bush 3, realize protecting the transmission shaft of different models and use, this protection device's application scope has been improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and may be either a fixed connection or a removable connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Claims (6)

1. The utility model provides a cantilever type is transmission shaft protection device for pump truck, includes upper connecting rod tile lid (1) and lower connecting rod tile lid (2), its characterized in that: the two sides of the upper connecting rod tile cover (1) and the lower connecting rod tile cover (2) are respectively provided with a fixed connection assembly, the middle positions of the inner parts of the upper connecting rod tile cover (1) and the lower connecting rod tile cover (2) are respectively provided with an arc-shaped mounting groove (10), the middle positions of the front ends of the arc-shaped mounting grooves (10) are respectively provided with an arc-shaped through groove (15), the middle positions of the inner bottoms of the arc-shaped mounting grooves (10) and the middle positions of the inner tops of the other arc-shaped mounting grooves (10) are respectively provided with an extension groove (16) extending to the outer parts of the upper connecting rod tile cover (1) and the lower connecting rod tile cover (2), the inner parts of the arc-shaped mounting grooves (10) are respectively sleeved with an arc-shaped connecting rod (11), the middle positions of the inner parts of the arc-shaped connecting rod (11) are respectively provided with a fixed assembly, and the inner bottoms of the extension grooves (16) and the inner tops of the other extension grooves (16) are respectively provided with a protection assembly.

2. The transmission shaft protection device for a boom pump truck according to claim 1, wherein: the fixed connection assembly comprises a rotating rod (4), coil springs (5), a Chinese character 'i' shaped through groove (6), a fixed groove (7), a Chinese character 'i' shaped clamping block (8) and a first installation groove (9), the fixed groove (7) and the first installation groove (9) are both provided with two groups, two groups of fixed grooves (7) are positioned on two sides of the bottom of the upper connecting rod tile cover (1), two groups of Chinese character 'i' shaped through grooves (6) which are mutually communicated with the outside of the lower connecting rod tile cover (2) are all formed in the bottom of the fixed groove (7), two groups of Chinese character 'i' shaped through grooves (6) are formed in the two groups of the first installation groove (9) are positioned on two sides of the inside of the upper connecting rod tile cover (1), the two groups of Chinese character 'i's shaped clamping blocks (8) which are matched with the fixed groove (7) are formed in the top of the rotating rod (4) through the Chinese character 'i' shaped through grooves (6).

3. The transmission shaft protection device for a boom pump truck according to claim 1, wherein: the fixing assembly comprises clamping grooves (17), mounting grooves (18), springs (19) and fixing rods (20), wherein the clamping grooves (17) are provided with multiple groups, the clamping grooves (17) are located at the inner bottoms of one group of arc-shaped mounting grooves (10) and the inner tops of the other group of arc-shaped mounting grooves (10), the mounting grooves (18) are provided with two groups, the mounting grooves (18) are located at the middle positions of the inner bottoms of the two groups of arc-shaped connecting rods (11), the fixing rods (20) extending to the inner bottoms of the clamping grooves (17) are arranged at the inner bottoms of the mounting grooves (18) and the inner tops of the other group of mounting grooves (18), one group of fixing rods (20) is extended to the outer parts of the upper connecting rod tile cover (1) and the lower connecting rod tile cover (2) through arc-shaped through grooves (15), and springs (19) connected with the fixing rods (20) are arranged at the inner tops of the mounting grooves (18) and the inner bottoms of the other group of the mounting grooves (18).

4. The transmission shaft protection device for a boom pump truck according to claim 1, wherein: the protection assembly comprises a first push rod (12), a second push rod (13), a first spring (14) and a connecting rod bearing bush (3), wherein the first push rod (12) and the second push rod (13) are both provided with two groups, the two groups of first push rods (12) are positioned at the top of one group of arc-shaped connecting rods (11) and the bottom of the other group of arc-shaped connecting rods (11), the first push rods (12) extend to the inside of the extension groove (16), the two groups of second push rods (13) are positioned at the inner top of one group of extension groove (16) and are far away from one side of the first push rod (12) and the inner bottom of the other group of extension groove (16), the two groups of second push rods (13) extend to the outer side of the extension groove (16), the top of one group of second push rods (13) and the bottom of the outer side of the other group of second push rods (13) are both sheathed with the first spring (14) connected with the connecting rod bearing bush (3).

5. The transmission shaft protection device for a boom pump truck according to claim 4, wherein: the bottom of one group of push rods II (13) close to one side of the push rod I (12) and the top of the other group of push rods II (13) close to one side of the push rod I (12) are provided with guide inclined planes, and the two groups of guide inclined planes are matched with each other.

6. A transmission shaft protection device for a boom pump truck according to claim 3, characterized in that: and a through groove matched with the arc-shaped through groove (15) is formed in one end of the front surface of the second mounting groove (18), and a pull block connected with the fixing rod (20) is arranged in the through groove in a penetrating manner.