CN213805548U - Bidirectional self-sealing quick joint for excavator - Google Patents
Bidirectional self-sealing quick joint for excavator Download PDFInfo
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- CN213805548U CN213805548U CN202022552973.XU CN202022552973U CN213805548U CN 213805548 U CN213805548 U CN 213805548U CN 202022552973 U CN202022552973 U CN 202022552973U CN 213805548 U CN213805548 U CN 213805548U
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Abstract
The utility model discloses a quick-operation joint is proclaimed oneself in two-way for excavator, which comprises a housin, one side inner wall fixedly connected with pneumatic cylinder of casing, one side inner wall swing joint of casing has the pivot, the one end fixedly connected with connecting block of pivot, the fixed tiger's mouth of one side fixedly connected with second of connecting block, one side swing joint of the fixed tiger's mouth of second has the fixed block, and the hydraulic stem one end swing joint of fixed block and pneumatic cylinder, the bottom outer wall integrated into one piece of casing has the installation piece. The utility model discloses not only can make the fixture block can slide downwards under the spring action of first spring and fixture block through the cooperation of first spring and fixture block and block the bucket to prevent that the bucket pine from taking off, can also utilize the wire ring to avoid oil pipe winding together, easy to assemble oil pipe can prevent through the frictional force that bonds antiskid cover increase device and bucket on the fixed tiger's mouth of first fixed tiger's mouth and second in addition, prevent that the bucket from rocking.
Description
Technical Field
The utility model relates to an excavator accessory technical field especially relates to a quick-operation joint is proclaimed oneself to two-way for excavator.
Background
The excavator bucket, the breaking hammer, the hydraulic shear and other tool configuration pieces of the traditional excavator are directly connected with a connecting rod and a small arm of the excavator and only can carry out single operation, in order to expand the application range of the excavator, technicians adopt quick connectors to connect, the quick connectors of the excavator, also called quick change connectors and quick connectors, and the quick connectors can be used for rapidly installing and switching various front-end tools on the excavator, so that the application range of the excavator is expanded, and the work efficiency is improved. Through retrieval, the patent with the granted publication number of CN211368835U discloses an excavator quick connector, including connecting body, kicking block, clamping mechanism and connecting body, two sets of installation pinholes have been seted up to the symmetry on the connecting body. The above patents suffer from the following disadvantages: the connecting shaft on the bucket is easy to loosen and loose, has certain potential safety hazard and can not meet the requirements of people.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a bidirectional self-sealing quick joint for an excavator.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a bidirectional self-sealing quick joint for an excavator comprises a shell, wherein a hydraulic cylinder is fixedly connected to the inner wall of one side of the shell, a rotating shaft is movably connected to the inner wall of one side of the shell, a connecting block is fixedly connected to one end of the rotating shaft, a second fixed jaw is fixedly connected to one side of the connecting block, a fixed block is movably connected to one side of the second fixed jaw and is movably connected with one end of a hydraulic rod of the hydraulic cylinder, an installation block is integrally formed on the outer wall of the bottom of the shell, a sliding rod is movably connected to one side of the installation block, a first fixed jaw is fixedly connected to one side of the sliding rod, a second spring is fixedly connected to one side of the sliding rod, the other end of the second spring is fixed to the first fixed jaw, a sliding groove is formed in the inner wall of one side of the shell, a sliding plate is movably connected to one side of the sliding groove, a clamping block is fixedly connected to the bottom of the sliding plate, and the clamping block is movably connected with the installation block, one side fixedly connected with first spring of slide, and the other end and the installation piece of first spring are fixed.
Furthermore, one side of the shell is fixedly connected with two connecting sleeves, one side of each connecting sleeve is provided with an inserting hole, and one side of each inserting hole is movably connected with a bolt.
Furthermore, the outer wall of one side of the shell is fixedly connected with a hook, and a rubber sleeve is bonded on one side of the hook.
Furthermore, the outer wall of one side of the shell is fixedly connected with a nameplate.
Furthermore, a connecting column is fixedly connected to the inner wall of one side of the shell, and a wire ring is fixedly connected to one side of the connecting column.
Furthermore, anti-skidding sleeves are bonded on one sides of the first fixed jaw and the second fixed jaw.
The utility model has the advantages that:
1. through the setting of installation wire ring in the casing for the device is oil pipe easy to assemble more, thereby can avoid oil pipe winding together in the casing, and the work of giving people has brought very big facility, has improved the practicality of device.
2. Through the cooperation use of first spring and fixture block for when first fixed tiger's mouth breaks away from the fixture block, because the elastic force effect of first spring, the fixture block slides down, makes the first connecting axle of bucket blocked by the fixture block, thereby prevents that the bucket pine from taking off, has improved the security of device.
3. Through the setting of bonding antiskid cover on the fixed web of a thumb of first fixed web of a thumb and second, increased the frictional force between the fixed web of a thumb of first fixed web of a thumb, second and the bucket, prevent that the bucket from rocking, strengthened the stability of device.
Drawings
Fig. 1 is a schematic view of a bidirectional self-sealing quick coupling for an excavator according to the present invention;
fig. 2 is a schematic side view of the bidirectional self-sealing quick coupling for the excavator according to the present invention;
fig. 3 is the utility model provides a two-way self-sealing quick coupling's for excavator sectional structure schematic diagram.
In the figure: 1. hooking; 2. a nameplate; 3. connecting blocks; 4. connecting sleeves; 5. a housing; 6. a bolt; 7. a first fixed tiger's mouth; 8. mounting blocks; 9. a second fixed tiger's mouth; 10. a slide plate; 11. a first spring; 12. a clamping block; 13. a slide bar; 14. a second spring; 15. a hydraulic cylinder; 16. a wire loop; 17. a fixed block; 18. a rotating shaft.
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. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.
Referring to fig. 1-3, a bidirectional self-sealing quick coupling for an excavator comprises a housing 5, a hydraulic cylinder 15 is fixed on one side inner wall of the housing 5 through a bolt, a rotating shaft 18 is rotatably connected on one side inner wall of the housing 5, a connecting block 3 is fixed on one end of the rotating shaft 18 through a bolt, a second fixed tiger's mouth 9 is fixed on one side of the connecting block 3 through a bolt, a fixed block 17 is rotatably connected on one side of the second fixed tiger's mouth 9, the fixed block 17 is rotatably connected with one end of a hydraulic rod of the hydraulic cylinder 15, a mounting block 8 is integrally formed on the bottom outer wall of the housing 5, a sliding rod 13 is slidably connected on one side of the mounting block 8, a first fixed tiger's mouth 7 is fixed on one side of the sliding rod 13 through a bolt, when an excavator bucket needs to be mounted on the device, the hydraulic rod of the hydraulic cylinder 15 is firstly retracted, the rotating shaft 18 is rotated through retraction of the hydraulic rod, and the second fixed tiger's mouth 9 is retracted, then the first connecting shaft of the bucket is clamped with the first fixed jaw 7, one side of a sliding rod 13 is fixedly provided with a second spring 14 through a bolt, the other end of the second spring 14 is fixed with the first fixed jaw 7, the inner wall of one side of the shell 5 is provided with a sliding groove, one side of the sliding groove is connected with a sliding plate 10 in a sliding mode, the bottom of the sliding plate 10 is fixedly provided with a clamping block 12 through a bolt, the clamping block 12 is connected with an installation block 8 in a sliding mode, one side of the sliding plate 10 is fixedly provided with a first spring 11 through a bolt, the other end of the first spring 11 is fixed with the installation block 8, when the first fixed jaw 7 is separated from the clamping block 12 through the cooperation of the first spring 11 and the clamping block 12, due to the elastic action of the first spring 11, the clamping block 12 slides downwards, the first connecting shaft of the bucket is clamped by the clamping block 12, therefore, the bucket is prevented from being loosened, and the safety of the device is improved.
In the utility model, it is to be noted that two connecting sleeves 4 are welded on one side of a shell 5, one side of each connecting sleeve 4 is provided with a jack, one side of each jack is inserted with a bolt 6, the bolt 6 can fix the forearm of the excavator to ensure that the device is more stable, one side outer wall of the shell 5 is welded with a hook 1, one side of the hook 1 is bonded with a rubber sleeve, the hook 1 facilitates the movement of the device, one side outer wall of the shell 5 is fixed with a nameplate 2 through a bolt, one side inner wall of the shell 5 is fixed with a connecting column through a bolt, one side of the connecting column is fixed with a wire ring 16 through a bolt, the device is more convenient to install an oil pipe through the arrangement of installing the wire ring 16 in the shell 5, thereby avoiding the oil pipe from being wound together in the shell 5, bringing great convenience to the work of people, improving the practicability of the device, one side of a first fixed tiger's mouth 7 and one side of a second fixed tiger's mouth 9 are both provided with anti-slip sleeves, through the setting of bonding antiskid cover on first fixed web 7 and the fixed web 9 of second, increased the frictional force between first fixed web 7, the fixed web 9 of second and the bucket, prevent that the bucket from rocking, strengthened the stability of device.
The working principle is as follows: when the device is used, when a bucket needs to be installed on the device, the hydraulic rod of the hydraulic cylinder 15 is firstly retracted, the retraction of the hydraulic rod enables the rotating shaft 18 to rotate, the second fixed tiger's mouth 9 is retracted, then the first connecting shaft of the bucket is clamped with the first fixed jaw 7, then the hydraulic rod of the hydraulic cylinder 15 is extended out, the hydraulic rod is extended to drive the rotating shaft 18 to rotate, the second fixed jaw 9 is pushed out under the action of the rotating shaft 18, the second fixed jaw 9 clamps a second connecting shaft of the bucket, meanwhile, the sliding rod 13 slides in the mounting block 8 and compresses the second spring 14, when the first fixed jaw 7 is separated from the clamping block 12, under the action of the first spring 11, the sliding plate 10 slides downwards along the sliding groove, the sliding plate 10 slides downwards to drive the clamping block 12 to slide downwards, so that the first connecting shaft of the bucket is blocked by the clamping block 12, the bucket can be prevented from loosening, and the safety of the device is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The bidirectional self-sealing quick joint for the excavator comprises a shell (5) and is characterized in that a hydraulic cylinder (15) is fixedly connected to the inner wall of one side of the shell (5), a rotating shaft (18) is movably connected to the inner wall of one side of the shell (5), a connecting block (3) is fixedly connected to one end of the rotating shaft (18), a second fixed tiger's mouth (9) is fixedly connected to one side of the connecting block (3), a fixed block (17) is movably connected to one side of the second fixed tiger's mouth (9), the fixed block (17) is movably connected to one end of a hydraulic rod of the hydraulic cylinder (15), an installation block (8) is integrally formed on the outer wall of the bottom of the shell (5), a sliding rod (13) is movably connected to one side of the installation block (8), a first fixed tiger's mouth (7) is fixedly connected to one side of the sliding rod (13), and a second spring (14) is fixedly connected to one side of the sliding rod (13), and the other end of second spring (14) is fixed mutually with first fixed tiger's mouth (7), the spout has been seted up to one side inner wall of casing (5), and one side swing joint of spout has slide (10), and the bottom fixedly connected with fixture block (12) of slide (10), and fixture block (12) and installation piece (8) swing joint, one side fixedly connected with first spring (11) of slide (10), and the other end and the installation piece (8) of first spring (11) are fixed.
2. The bidirectional self-sealing quick joint for the excavator according to claim 1 is characterized in that two connecting sleeves (4) are fixedly connected to one side of the shell (5), a jack is formed in one side of each connecting sleeve (4), and a plug pin (6) is movably connected to one side of each jack.
3. The bidirectional self-sealing quick coupling for the excavator according to claim 1, wherein a hook (1) is fixedly connected to the outer wall of one side of the shell (5), and a rubber sleeve is bonded to one side of the hook (1).
4. The bidirectional self-sealing quick coupling for the excavator according to claim 1, wherein a nameplate (2) is fixedly connected to the outer wall of one side of the shell (5).
5. The bidirectional self-sealing quick coupling for the excavator according to claim 1, wherein a connecting column is fixedly connected to the inner wall of one side of the shell (5), and a wire ring (16) is fixedly connected to one side of the connecting column.
6. The bidirectional self-sealing quick joint for the excavator according to claim 1, wherein anti-slip sleeves are bonded on one sides of the first fixed jaw (7) and the second fixed jaw (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022552973.XU CN213805548U (en) | 2020-11-07 | 2020-11-07 | Bidirectional self-sealing quick joint for excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022552973.XU CN213805548U (en) | 2020-11-07 | 2020-11-07 | Bidirectional self-sealing quick joint for excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213805548U true CN213805548U (en) | 2021-07-27 |
Family
ID=76965824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022552973.XU Active CN213805548U (en) | 2020-11-07 | 2020-11-07 | Bidirectional self-sealing quick joint for excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213805548U (en) |
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2020
- 2020-11-07 CN CN202022552973.XU patent/CN213805548U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 17, Shangpu Industrial Zone, Baogai Town, Shishi City, Quanzhou City, Fujian Province, 362700 Patentee after: Shishi Chuanlong Machinery Co.,Ltd. Address before: 362700 Shangpu industrial community, Baogai Town, Shishi City, Quanzhou City, Fujian Province Patentee before: Shishi Chuanlong Machinery Co.,Ltd. |