阅读说明：本技术 一种机械式起重机的履带板结构 (Creeper tread structure of mechanical crane ) 是由 孙程 王沛源 于广超 郭昕航 李治军 于 2021-01-28 设计创作，主要内容包括：本发明公开了一种机械式起重机的履带板结构,包括第一履带板和第二履带板,所述第二履带板外侧的连接块内设置有第一弹性卡接装置并且与第一履带板外侧的连接槽侧壁形成卡接；所述连接块和连接槽上还开设有固定槽并且通过固定挡块连接,所述固定挡块内部安装有两组第二弹性卡接装置并且与第一履带板和第二履带板形成卡接。本发明采用连接块和连接槽配合,使得第二履带板和第二履带板连接,并通过第一弹性卡接装置与第一安装孔卡接将第一履带板和第二履带板固定在一起；采用固定挡块和固定槽配合,使得第二弹性卡接装置与第二安装孔卡接,进一步加固第一履带板和第二履带板的连接,双重连接,提高连接的稳定性。(The invention discloses a track shoe structure of a mechanical crane, which comprises a first track shoe and a second track shoe, wherein a first elastic clamping device is arranged in a connecting block at the outer side of the second track shoe and is clamped with the side wall of a connecting groove at the outer side of the first track shoe; the fixed slot has still been seted up on connecting block and the spread groove and is connected through fixed dog, fixed dog internally mounted has two sets of second elasticity latch devices and forms the joint with first grip-pad and second grip-pad. The connecting block is matched with the connecting groove, so that the second track shoe is connected with the second track shoe, and the first track shoe and the second track shoe are fixed together by clamping the first elastic clamping device with the first mounting hole; adopt fixed dog and fixed slot cooperation for second elasticity latch device and second mounting hole joint further consolidate the connection of first grip-pad and second grip-pad, dual connection improves the stability of connecting.)

1. A creeper tread structure of a mechanical crane comprises a first creeper tread (2) and a second creeper tread (3), it is characterized in that one side of the first creeper tread (2) is provided with a plurality of groups of connecting grooves (6), a plurality of groups of connecting blocks (1) are arranged on one side of the second creeper tread (3) close to the first creeper tread (2), the connecting blocks (1) are in sliding fit with the connecting grooves (6), a first rectangular groove is formed in the connecting block (1) on the outer side of the second creeper tread (3), and a first elastic clamping device is arranged in the connecting block (1), a first limiting hole convenient for a first elastic clamping device to pass through is further formed in the side wall of the first rectangular groove, a first mounting hole (8) is formed in the side wall of the connecting groove (6) located on the outer side of the first creeper tread (2), and the first mounting hole (8) is movably clamped with the first elastic clamping device; the fixed slot (7) that the position is corresponding still has been seted up on connecting block (1) and spread groove (6) and fixed slot (7) inside is provided with fixed dog (11), fixed dog (11) inside has seted up second rectangular channel (15) and second rectangular channel (15) internally mounted has two sets of second elasticity latch devices, set up two sets of spacing holes of second (20) with second rectangular channel (15) UNICOM and two sets of spacing holes of second (20) respectively with set up second mounting hole (5) formation joint cooperation on connecting block (1) and spread groove (6) on fixed dog (11) both sides wall.

2. The track plate structure of a mechanical crane according to claim 1, wherein the first elastic clamping device comprises a first clamping pin (13) and a first compression spring (22), one end of the first compression spring (22) is fixedly arranged on the side wall of the first rectangular groove, the other side of the first compression spring is fixedly connected with the first clamping pin (13), and the first clamping pin (13) penetrates through the first rectangular groove through the first limiting hole and is clamped with the first mounting hole (8).

3. Crawler belt structure of a mechanical crane according to claim 2, wherein the first mounting hole (8) is a through hole.

4. The caterpillar band plate structure of mechanical crane according to claim 1, wherein the second elastic clamping device comprises second clamping pins (14), second compression springs (16) and elastic rotating plates (19), the elastic rotating plates (19) are rotatably installed inside the second rectangular grooves (15) and two ends of the elastic rotating plates are respectively rotatably connected with elastic pull rods (17), the number of the second clamping pins (14) is two, the second clamping pins are respectively fixedly installed on two sides of the elastic rotating plates (19) through telescopic rods (18), one ends of the two elastic pull rods (17), far away from the elastic rotating plates (19), are respectively rotatably connected with the two groups of second clamping pins (14), the second compression springs (16) are sleeved on the periphery of the extending end of the telescopic rods (18), and two ends of the second compression springs are respectively abutted against the first clamping pins (13) and the telescopic rods (18).

5. The caterpillar band plate structure of mechanical crane according to claim 4, wherein the elastic rotation plate (19) is opened with a rotation groove (21) and the rotation groove (21) is corresponding to the rotation hole (10) opened at the top of the fixed block (11).

6. The track plate structure of the mechanical crane according to claim 1, wherein a dust-proof cover plate (9) is further disposed on the periphery of the joint of the first track plate (2) and the second track plate (3), and two sets of threaded holes (4) are respectively opened on two sides of the dust-proof cover plate (9), the first track plate (2) and the second track plate (3).

7. The track plate structure of a mechanical crane according to claim 6, wherein the periphery of the connection part of the first track plate (2) and the second track plate (3) is provided with a groove (12), and the groove (12) corresponds to the installation position of the dust cover plate (9).

Technical Field

The invention relates to a track shoe structure, in particular to a track shoe structure of a mechanical crane.

Background

The creeper tread is one of chassis parts of engineering machinery and is a quick-wear part of the used engineering machinery, but most of the existing creeper tread structures are troublesome to disassemble and assemble and are inconvenient to replace in time. Accordingly, we provide a track plate structure for a mechanical crane.

Disclosure of Invention

The present invention is directed to a crawler plate structure of a mechanical crane, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a creeper tread structure of a mechanical crane comprises a first creeper tread and a second creeper tread, wherein a plurality of groups of connecting grooves are formed in one side of the first creeper tread, a plurality of groups of connecting blocks are arranged on one side, close to the first creeper tread, of the second creeper tread and are in sliding fit with the connecting grooves, a first rectangular groove is formed in the connecting block, located on the outer side of the second creeper tread, and is internally provided with a first elastic clamping device, a first limiting hole convenient for the first elastic clamping device to pass through is further formed in the side wall of the first rectangular groove, a first mounting hole is formed in the side wall of the connecting groove, located on the outer side of the first creeper tread, and is movably clamped with the first elastic clamping device; the fixed slot that still sets up the position phase correspondence on connecting block and the spread groove and the fixed slot is inside to be provided with fixed dog, fixed dog is inside to have seted up the second rectangular channel and second rectangular channel internally mounted has two sets of second elasticity latch devices, set up two sets of spacing holes of second and second rectangular channel UNICOM on the wall of fixed dog both sides and two sets of spacing holes of second form the joint cooperation with the second mounting hole of seting up on connecting block and spread groove respectively.

As a further scheme of the invention: first elasticity latch device includes first bayonet lock and first compression spring, first compression spring one end fixed mounting is on first rectangular channel lateral wall and its opposite side and first bayonet lock fixed connection, first bayonet lock is worn out first rectangular channel and is connected with first mounting hole joint through first spacing hole.

As a further scheme of the invention: the first mounting hole is a through hole.

As a further scheme of the invention: second elasticity latch device includes second bayonet lock, second compression spring and elasticity commentaries on classics board, elasticity commentaries on classics board rotates to be installed at second rectangular channel inside and its both ends rotate respectively and is connected with the elasticity pull rod, second bayonet lock quantity is two sets of and passes through telescopic link fixed mounting respectively in the both sides that elasticity changes the board, and is two sets of the elasticity pull rod is kept away from the one end that elasticity changes the board and is rotated with two sets of second bayonet locks respectively and be connected, second compression spring cover is established and is stretched out the end periphery and its both ends offset with first bayonet lock and telescopic link respectively at the telescopic link.

As a further scheme of the invention: the elastic rotating plate is provided with a rotating groove, and the rotating groove corresponds to the rotating hole arranged at the top of the fixed stop block.

As a further scheme of the invention: and a dustproof cover plate is further arranged on the periphery of the joint of the first creeper tread and the second creeper tread, and two groups of threaded holes are formed in two sides of the dustproof cover plate, and the first creeper tread and the second creeper tread are respectively provided with two groups of threaded holes.

As a further scheme of the invention: and a groove is formed in the periphery of the joint of the first track shoe and the second track shoe, and corresponds to the installation position of the dustproof cover plate.

Compared with the prior art, the invention has the beneficial effects that:

the second track shoe is connected with the second track shoe by adopting the matching of the connecting block and the connecting groove, and the first track shoe and the second track shoe are fixed together by extending out of the first limiting hole and clamping into the inside of the first mounting hole through the first elastic clamping device; the fixed stop block is matched with the fixed groove, so that the second elastic clamping device extends out of the second limiting hole and is clamped into the second mounting hole, the connection between the first track shoe and the second track shoe is further reinforced, the double connection is realized, and the connection stability is improved; the first clamping pin is clamped into the first mounting hole under the action of the first compression spring to prevent the connecting groove and the connecting block from being separated, and the first clamping pin can be separated from the first mounting hole by pressing the first clamping pin from the other side of the first mounting hole by using a relevant tool in cooperation with the second mounting hole, so that the operation is convenient, and the disassembly and the assembly are convenient; the second clamping pins are clamped into the second mounting holes under the action of a second compression spring to prevent the fixed stop block from being separated from the fixed groove, and the elastic rotating plate is rotated to enable the two groups of elastic pull rods to drive the two groups of second clamping pins to move along with the fixed stop block, so that the connection between the fixed stop block and the fixed groove can be released; the elastic rotating plate with the rotating groove is matched with the fixed stop block with the rotating hole, and the rotating groove is clamped and connected from the rotating hole by using a relevant tool and rotates, so that the elastic rotating plate is rotated to separate the second clamping pin from the second mounting hole, the operation is convenient, and the disassembly and the assembly are convenient; the dustproof cover plate is matched with the joint of the first track shoe and the second track shoe, so that dust and soil are prevented from entering the joint, the dustproof cover plate is fixed with the first track shoe and the second track shoe through the threaded connection of the threaded hole and the screw, the installation stability of the dustproof cover plate is ensured, and the dustproof effect is enhanced; the groove is matched with the dustproof cover plate, so that the outer surface of the dustproof cover plate, the first track shoe and the second track shoe are kept flat, and the device is convenient to rotate.

Drawings

Fig. 1 is a schematic structural view of a crawler plate structure of a mechanical crane.

Fig. 2 is a schematic structural diagram of a track shoe structure of the mechanical crane without a dust-proof cover plate.

Fig. 3 is a schematic structural diagram of a first track shoe in a track plate structure of a mechanical crane.

Fig. 4 is a schematic diagram of an external structure of a fixed stop in a track plate structure of a mechanical crane.

FIG. 5 is a schematic structural diagram of the installation of a second elastic clamping device in a caterpillar band plate structure of a mechanical crane.

Fig. 6 is a schematic view of the internal structure of a fixed stop in a track shoe structure of a mechanical crane.

Fig. 7 is a schematic structural view of a second elastic clamping device in a caterpillar band plate structure of a mechanical crane.

Fig. 8 is a schematic structural view of fig. 7 from another view angle.

Fig. 9 is a schematic structural view of a first elastic clamping device in a track plate structure of a mechanical crane.

Fig. 10 is a schematic structural diagram of a dust cover plate in a track plate structure of a mechanical crane.

Description of reference numerals:

1. connecting blocks; 2. a first track shoe; 3. a second track shoe; 4. a threaded hole; 5. a second mounting hole; 6. connecting grooves; 7. fixing grooves; 8. a first mounting hole; 9. a dust-proof cover plate; 10. rotating the hole; 11. fixing a stop block; 12. a groove; 13. a first bayonet lock; 14. a second bayonet lock; 15. a second rectangular groove; 16. a second compression spring; 17. an elastic pull rod; 18. a telescopic rod; 19. an elastic rotating plate; 20. a second limiting hole; 21. a rotating groove; 22. a first compression spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 9, in the embodiment of the invention, a track shoe structure of a mechanical crane includes a first track shoe 2 and a second track shoe 3, wherein one side of the first track shoe 2 is provided with a plurality of groups of connecting grooves 6, one side of the second track shoe 3 close to the first track shoe 2 is provided with a plurality of groups of connecting blocks 1, the connecting blocks 1 and the connecting grooves 6 form a sliding fit, the connecting block 1 located at the outer side of the second track shoe 3 is provided with a first rectangular groove and internally provided with a first elastic clamping device, the side wall of the first rectangular groove is further provided with a first limiting hole for the first elastic clamping device to pass through, the side wall of the connecting groove 6 located at the outer side of the first track shoe 2 is provided with a first mounting hole 8, and the first mounting hole 8 and the first elastic clamping device form a movable clamping connection; still set up the corresponding fixed slot 7 in position on connecting block 1 and the spread groove 6 and fixed slot 7 is inside to be provided with fixed dog 11, fixed dog 11 is inside to have seted up second rectangular channel 15 and second rectangular channel 15 internally mounted has two sets of second elasticity latch devices, set up two sets of spacing holes 20 of second and the second rectangular channel 15 UNICOM and two sets of spacing holes 20 of second form the joint cooperation with the second mounting hole 5 of seting up on connecting block 1 and spread groove 6 respectively on the wall of fixed dog 11 both sides.

Inserting the connecting block 1 of the second track shoe 3 into the connecting groove 6 of the second track shoe 3, and enabling the first elastic clamping device to extend out of the first limiting hole and be clamped into the first mounting hole 8, so as to fix the first track shoe 2 and the second track shoe 3 together; clamping the fixed stop block 11 in the fixed groove 7, extending the second elastic clamping device from the second limiting hole 20 and clamping the second elastic clamping device into the second mounting hole 5, and further reinforcing the connection between the first track shoe 2 and the second track shoe 3; double connection improves the stability of connection.

The first elastic clamping device comprises a first clamping pin 13 and a first compression spring 22, one end of the first compression spring 22 is fixedly arranged on the side wall of the first rectangular groove, the other side of the first compression spring is fixedly connected with the first clamping pin 13, and the first clamping pin 13 penetrates through the first rectangular groove through a first limiting hole and is clamped with the first mounting hole 8; connecting block 1 inserts the in-process of spread groove 6, first bayonet lock 13 receives the first compression spring 22 of exogenic action extrusion and retracts first spacing downthehole, and after spread groove 6 and connecting block 1 assembled, first spacing hole is corresponding with first mounting hole 8, first bayonet lock 13 prevents that spread groove 6 and connecting block 1 from breaking away from in the joint arrives first mounting hole 8 under the effect of first compression spring 22.

First mounting hole 8 is the through-hole, when the joint of first bayonet lock 13 was relieved to needs, utilizes relevant instrument to press first bayonet lock 13 from the opposite side of first mounting hole 8 for first bayonet lock 13 breaks away from with first mounting hole 8, convenient operation, the dismouting of being convenient for.

The second elastic clamping device comprises second clamping pins 14, second compression springs 16 and elastic rotating plates 19, the elastic rotating plates 19 are rotatably installed inside the second rectangular grooves 15, two ends of each elastic rotating plate are respectively and rotatably connected with elastic pull rods 17, the second clamping pins 14 are two in number and are respectively and fixedly installed on two sides of each elastic rotating plate 19 through telescopic rods 18, one ends of the two groups of elastic pull rods 17, far away from the elastic rotating plates 19, are respectively and rotatably connected with the two groups of second clamping pins 14, the second compression springs 16 are sleeved on the periphery of the extending ends of the telescopic rods 18, and two ends of each second compression spring abut against the first clamping pins 13 and the telescopic rods 18 respectively; after the fixed stop 11 is installed inside the fixed groove 7, the second limiting hole 20 corresponds to the second mounting hole 5, the second bayonet lock 14 is clamped in the second mounting hole 5 under the action of the second compression spring 16, the fixed stop 11 and the fixed groove 7 are prevented from being separated, the elastic rotating plate 19 is rotated, two sets of the second bayonet locks 14 are driven by the elastic pull rod 17 to move along with the second bayonet lock, the two sets of the second bayonet locks 14 overcome the second compression spring 16 to move towards the elastic rotating plate 19, the second bayonet lock 14 is separated from the second mounting hole 5, and the connection between the fixed baffle and the fixed groove 7 is released.

In order to rotate the elastic rotating plate 19 conveniently, the elastic rotating plate 19 is provided with a rotating groove 21, the rotating groove 21 corresponds to the position of the rotating hole 10 formed in the top of the fixed stop block 11, when the clamping of the second clamping pin 14 needs to be relieved, a related tool is used for clamping the rotating groove 21 from the rotating hole 10 and rotating, and therefore the elastic rotating plate 19 is rotated to enable the second clamping pin 14 to be separated from the second mounting hole 5, the operation is convenient, and the disassembly and the assembly are convenient.

Example 2

Referring to fig. 1 to 3 and 10, in the embodiment of the invention, in order to prevent dust and mud from entering a joint to affect a connection effect, on the basis of embodiment 1, a dustproof cover plate 9 is further arranged on the periphery of the joint of the first track shoe 2 and the second track shoe 3, two groups of threaded holes 4 are respectively formed in two sides of the dustproof cover plate 9, the first track shoe 2 and the second track shoe 3, and the dustproof cover plate 9 is fixed with the first track shoe 2 and the second track shoe 3 through threaded connection of the threaded holes 4 and screws, so that the installation stability of the dustproof cover plate 9 is ensured, and the dustproof effect is enhanced.

The periphery of the joint of the first track shoe 2 and the second track shoe 3 is also provided with a groove 12, the groove 12 corresponds to the installation position of the dustproof cover plate 9, and the groove 12 is matched with the dustproof cover plate 9, so that the outer surface of the dustproof cover plate 9, the first track shoe 2 and the second track shoe 3 are kept flat, and the device is convenient to rotate.

The working principle of the invention is as follows:

when the connecting device works, the connecting block 1 of the second creeper tread 3 is inserted into the connecting groove 6 of the second creeper tread 3, the first clamping pin 13 extrudes the first compression spring 22 under the action of external force and retracts into the first limiting hole, after the connecting groove 6 and the connecting block 1 are assembled, the first limiting hole corresponds to the first mounting hole 8, and the first clamping pin 13 is clamped into the first mounting hole 8 under the action of the first compression spring 22 to prevent the connecting groove 6 and the connecting block 1 from being separated; the fixed stop 11 is clamped in the fixed groove 7, the second limiting hole 20 corresponds to the second mounting hole 5, and the second clamping pin 14 is clamped in the second mounting hole 5 under the action of the second compression spring 16 to prevent the fixed stop 11 from being separated from the fixed groove 7; and installing the dust cover plate 9 into a groove 12 on the periphery of the joint of the first track shoe 2 and the second track shoe 3, and fixing the dust cover plate 9 with the first track shoe 2 and the second track shoe 3 through the threaded connection of the threaded hole 4 and a screw.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.