CN217782191U - High stability quartering hammer - Google Patents
High stability quartering hammer Download PDFInfo
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- CN217782191U CN217782191U CN202221696613.XU CN202221696613U CN217782191U CN 217782191 U CN217782191 U CN 217782191U CN 202221696613 U CN202221696613 U CN 202221696613U CN 217782191 U CN217782191 U CN 217782191U
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Abstract
The application discloses high stability quartering hammer relates to the quartering hammer field, comprising a cylinder body, the output activity nestification of cylinder body has the drill rod, the drill rod is located the inside one end fixedly connected with connecting plate of cylinder body, the bilateral symmetry of drill rod is provided with the guide arm, the guide arm sets up in the inside of cylinder body, the both sides of connecting plate all with guide arm sliding connection, the inside of cylinder body is provided with the inside of the piston rod cylinder body that is used for driving the drill rod and has seted up the nitrogen chamber, the one end that the drill rod was kept away from to the piston rod extends to in the nitrogen chamber, be provided with limit structure between drill rod and the cylinder body, the piston rod receives the gaseous thrust of compression in the nitrogen chamber and strikes the drill rod, strike down after the drill rod atress and need broken building, drive the connecting plate and together carry out the displacement along the guide arm during the drill rod displacement, the guide arm plays the injecture of position to the connecting plate, and then the drill rod is through simple compact structure cooperation, the change in the later stage of being convenient for when improving stability is maintained.
Description
Technical Field
The application relates to the field of breaking hammers, in particular to a high-stability breaking hammer.
Background
The power of the hydraulic breaker is provided by the pump station of the excavator or loader, which can more effectively clean up floating rocks and soil in rock gaps in the excavation of the foundation of the building. The principle of selecting the hydraulic breaking hammer is to select the most suitable hydraulic breaking hammer according to the type of the excavator and the operation environment.
However, in the prior art, most of the drill rods and the cylinder bodies at the output end of the breaking hammer are only provided with rolling balls in a protruding manner on the inner wall of the cylinder body, and meanwhile, the drill rods are provided with sliding grooves for the sliding balls to slide for limiting, so that the connecting effect between the drill rods and the cylinder body is poor, the risk of fracture of the drill rods is increased, and the subsequent working efficiency is influenced.
Disclosure of Invention
To the problem that exists among the prior art, the aim at of this application provides a high stability quartering hammer, and it can the effectual problem of solving the connection effect reduction between current drill rod and the cylinder body.
In order to solve the above problems, the following technical scheme is adopted in the present application:
the utility model provides a high stability quartering hammer, includes the cylinder body, the output of cylinder body slides nestedly has the drill rod, the drill rod is located the inside one end fixedly connected with connecting plate of cylinder body, the bilateral symmetry of drill rod is provided with the guide arm, the guide arm sets up in the inside of cylinder body, the both sides of connecting plate all with guide arm sliding connection, the inside of cylinder body is provided with the piston rod the nitrogen chamber has been seted up to the inside of cylinder body, the piston rod is kept away from the one end of drill rod and is extended to in the nitrogen chamber, be provided with limit structure between drill rod and the cylinder body.
By adopting the technical scheme, the piston rod is knocked by the thrust of compressed gas in the nitrogen chamber, the drill rod is knocked downwards after being stressed and needs to be broken, the drill rod drives the connecting plate to displace along the guide rod during displacement, the guide rod limits the position of the connecting plate, the connecting effect between the drill rod and the cylinder body is enhanced, the drill rod slides more stably, and the risk of drill rod breakage is reduced.
Optionally, a return spring is sleeved on the outer side of the guide rod, one end of the return spring is fixedly connected to the connecting plate, and the other end of the return spring is fixedly connected to the inside of the cylinder body.
By adopting the technical scheme, when the connecting plate synchronously displaces along with the drill rod to compress the return spring, the return effect of the drill rod can be improved due to the elastic effect of the spring.
Optionally, one end of the guide rod is provided with an installation block, the installation block is embedded in the cylinder body, one end of the installation block, which is close to the guide rod, is provided with a connection end, and the guide rod is in threaded connection with the connection end.
By adopting the technical scheme, the guide rod and the mounting block are convenient to mount through the connecting end, and the guide rod is convenient to mount or dismount through the mounting block.
Optionally, one end of the guide rod, which is far away from the mounting block, is provided with an extension block, the extension block and the guide rod are integrally formed, and the extension block is embedded in the cylinder body.
Through adopting above-mentioned technical scheme, further promote the stability behind the guide arm installation to the cylinder body inside through extending the piece.
Optionally, one side of the connecting plate, which is away from the return spring, is fixedly connected with a first rubber pad, one side of the first rubber pad, which is away from the connecting plate, is provided with a second rubber pad, and the second rubber pad is fixedly connected to the inside of the cylinder body.
Through adopting above-mentioned technical scheme, the laminating of first rubber pad and second rubber pad on the connecting plate when the drill rod resets, because the elasticity effect of rubber material, reduce the rigid striking between the structure when the connecting plate resets, avoid producing the damage between the structure as far as possible.
Optionally, one side of the connecting plate close to the piston rod is fixedly connected with a contact block, and the contact block and the piston rod are coaxially corresponding to each other.
By adopting the technical scheme, the direct collision of the piston rod and the drill rod is avoided as much as possible through the contact block, and the service life of the drill rod is prolonged.
Optionally, the two sides of the drill rod inside the cylinder body are provided with limiting grooves, and the limiting structure comprises steel balls arranged between the limiting grooves and the cylinder body.
By adopting the technical scheme, the drill rod is further limited by the steel balls, and the stability of the drill rod is ensured.
Optionally, both sides of the outer wall of the cylinder body are fixedly provided with equipment brackets, and one side of each equipment bracket, which is far away from the drill rod, is provided with two mounting holes.
Through adopting above-mentioned technical scheme, through equipment support with cylinder body and loop wheel machine installation, promote the convenience of installation.
In summary, compared with the prior art, the method has the advantages that:
1. the piston rod receives the thrust of compressed gas in the nitrogen chamber to beat the drill rod, and the drill rod is beaten the broken building of needs downwards after the atress, and the drill rod drives the connecting plate and together carries out the displacement along the guide arm during the displacement, and the guide arm plays the injecing of position to the connecting plate, has strengthened the wireless connection between drill rod and the cylinder body for the drill rod slides more stably, thereby reduces the cracked risk of drill rod.
2. The first rubber pad and the second rubber pad on the connecting plate are attached when the drill rod resets, and due to the elastic effect of the rubber materials, the rigid impact between the structures is reduced when the connecting plate resets, and the structures are prevented from being damaged as much as possible.
Drawings
Fig. 1 is a perspective view of the overall device of the present application.
Fig. 2 is a schematic view of the internal structure of the cylinder in the present application.
Fig. 3 is an enlarged schematic view of the structure in a in fig. 2 in the present application.
Fig. 4 is an enlarged schematic view of the structure in B of fig. 2 in the present application.
Description of reference numerals:
1. a cylinder body; 2. a drill rod; 3. an equipment support; 4. mounting holes; 5. a piston rod; 6. a nitrogen chamber; 7. a contact block; 8. a connecting plate; 9. a guide bar; 10. a return spring; 11. mounting a block; 12. a connecting end; 13. an extension block; 14. a first rubber pad; 15. a second rubber pad; 16. a limiting groove; 17. and (5) steel balls.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is obvious that the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, 2 and 3, a high-stability breaking hammer comprises a cylinder body 1, a plurality of oil passages are arranged inside the cylinder body 1, a reversing valve and an energy accumulator, a drill rod 2 is slidably nested at an output end of the cylinder body 1, the drill rod 2 is used for knocking broken buildings, a connecting plate 8 is fixedly connected to one end, located inside the cylinder body 1, of the drill rod 2, guide rods 9 are symmetrically arranged on two sides of the drill rod 2, the guide rods 9 are fixed inside the cylinder body 1, two sides of the connecting plate 8 are both slidably connected with the guide rods 9, a piston rod 5 is arranged inside the cylinder body 1, a nitrogen chamber 6 is formed inside the cylinder body 1, one end, far away from the drill rod 2, of the piston rod 5 extends into the nitrogen chamber 6, the piston rod 5 knocks the drill rod 2 under the thrust of compressed gas in the nitrogen chamber 6, the broken buildings need to be knocked downwards after the drill rod 2 is stressed, the connecting plate 8 is driven to be displaced along the extending direction of the guide rods 9 together when the drill rod 2 is displaced, the connecting plate 8 is limited in position, and the drill rod 2 is matched through a simple and compact structure, so that the stability is improved and the later-stage replacement and maintenance are convenient.
Referring to fig. 3, a return spring 10 is sleeved outside the guide rod 9, the return spring 10 may be a spring with a large number of turns and a large wire diameter, so that the return spring 10 has high resistance and high resilience, one end of the return spring 10 is fixedly connected to the connecting plate 8, and the other end of the return spring 10 is fixedly connected to the inside of the cylinder 1, and when the connecting plate 8 synchronously displaces along with the drill rod 2 to compress the return spring 10, the return effect of the drill rod 2 can be improved due to the elastic effect of the spring.
Referring to fig. 3, one end of the guide rod 9 is provided with an installation block 11, the installation block 11 is embedded inside the cylinder body 1, one end of the installation block 11 close to the guide rod 9 is provided with a connection end 12, and the guide rod 9 is in threaded connection with the connection end 12.
Referring to fig. 3, an extending block 13 is disposed at an end of the guide rod 9 away from the mounting block 11, the extending block 13 and the guide rod 9 are integrally formed, the extending block 13 is embedded in the cylinder body 1, and the stability of the guide rod 9 after being mounted in the cylinder body 1 is further improved by the extending block 13.
Referring to fig. 3, a first rubber pad 14 is fixedly connected to a side of the connecting plate 8 away from the return spring 10, a second rubber pad 15 is arranged on a side of the first rubber pad 14 away from the connecting plate 8, the second rubber pad 15 is fixedly connected to the inside of the cylinder body 1, the first rubber pad 14 and the second rubber pad 15 on the connecting plate 8 are attached to each other when the drill rod 2 is reset, and due to the elastic effect of rubber materials, rigid impact between structures is reduced when the connecting plate 8 is reset, and damage between the structures is avoided as much as possible.
Referring to fig. 2, a contact block 7 is fixedly connected to one side of the connecting plate 8 close to the piston rod 5, the contact block 7 and the piston rod 5 are coaxially corresponding to each other, the contact block 7 prevents the piston rod 5 from directly colliding with the drill rod 2 as much as possible, and the service life of the drill rod 2 is prolonged.
Referring to fig. 2 and 4, a limiting structure is arranged between the drill rod 2 and the cylinder body 1, two sides of the drill rod 2 inside the cylinder body 1 are provided with limiting grooves 16, the limiting structure comprises steel balls 17 arranged between the limiting grooves 16 and the cylinder body 1, and the drill rod 2 is further limited by the steel balls 17 to ensure the sliding stability of the drill rod 2.
Referring to fig. 1, both sides of the outer wall of the cylinder body 1 are fixedly provided with equipment brackets 3, one side of each equipment bracket 3 away from the drill rod 2 is provided with two mounting holes 4, the cylinder body 1 is mounted with a crane through the equipment brackets 3, and the cylinder body passes through the mounting holes 4 through a pin shaft and a bolt to be connected with the crane.
The working principle is as follows:
when the device is used, the cylinder body 1 and a crane are installed through the device support 3, the piston rod 5 is knocked by the thrust of compressed gas in the nitrogen chamber 6, the drill rod 2 is knocked downwards after being stressed, a building needing to be broken is knocked, the drill rod 2 is driven to displace along with the guide rod 9 when displacing, the connecting plate 8 is synchronously displaced along with the drill rod 2 to compress the return spring 10, the return effect of the drill rod 2 can be improved due to the elastic effect of the spring, and the guide rod 9 limits the position of the connecting plate 8.
The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions or changes according to the technical solutions and modifications of the present application should be covered by the scope of the present application.
Claims (8)
1. The utility model provides a high stability quartering hammer, includes cylinder body (1), its characterized in that: the output of cylinder body (1) slides nestedly has drill rod (2), drill rod (2) are located cylinder body (1) inside one end fixedly connected with connecting plate (8), the bilateral symmetry of drill rod (2) is provided with guide arm (9), guide arm (9) set up in the inside of cylinder body (1), the both sides of connecting plate (8) all with guide arm (9) sliding connection, the inside of cylinder body (1) is provided with piston rod (5) nitrogen chamber (6) have been seted up to the inside of cylinder body (1), the one end that drill rod (2) were kept away from in piston rod (5) extends to nitrogen chamber (6), be provided with limit structure between drill rod (2) and cylinder body (1).
2. A high stability demolition hammer as claimed in claim 1 wherein: the outer side of the guide rod (9) is sleeved with a return spring (10), one end of the return spring (10) is fixedly connected to the connecting plate (8), and the other end of the return spring (10) is fixedly connected to the inside of the cylinder body (1).
3. A high stability demolition hammer as claimed in claim 1 wherein: the cylinder is characterized in that an installation block (11) is arranged at one end of the guide rod (9), the installation block (11) is embedded in the cylinder body (1), a connecting end (12) is arranged at one end, close to the guide rod (9), of the installation block (11), and the guide rod (9) is in threaded connection with the connecting end (12).
4. A high stability demolition hammer as claimed in claim 3 wherein: one end of the guide rod (9) far away from the installation block (11) is provided with an extension block (13), the extension block (13) and the guide rod (9) are integrally formed, and the extension block (13) is embedded in the cylinder body (1).
5. A high stability demolition hammer as claimed in claim 2 wherein: one side, far away from the reset spring (10), of the connecting plate (8) is fixedly connected with a first rubber pad (14), one side, far away from the connecting plate (8), of the first rubber pad (14) is provided with a second rubber pad (15), and the second rubber pad (15) is fixedly connected to the inside of the cylinder body (1).
6. A high stability demolition hammer as claimed in claim 1 wherein: one side of the connecting plate (8) close to the piston rod (5) is fixedly connected with a contact block (7), and the contact block (7) and the piston rod (5) are coaxially corresponding to each other.
7. A high stability demolition hammer as claimed in claim 1 wherein: the drill rod (2) is positioned on two sides inside the cylinder body (1) and is provided with a limiting groove (16), and the limiting structure comprises a steel ball (17) arranged between the limiting groove (16) and the cylinder body (1).
8. A high stability demolition hammer as claimed in claim 1 wherein: the drill rod is characterized in that equipment supports (3) are fixedly mounted on two sides of the outer wall of the cylinder body (1), and two mounting holes (4) are formed in one side, away from the drill rod (2), of each equipment support (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221696613.XU CN217782191U (en) | 2022-07-01 | 2022-07-01 | High stability quartering hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221696613.XU CN217782191U (en) | 2022-07-01 | 2022-07-01 | High stability quartering hammer |
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| Publication Number | Publication Date |
|---|---|
| CN217782191U true CN217782191U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221696613.XU Active CN217782191U (en) | 2022-07-01 | 2022-07-01 | High stability quartering hammer |
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| Country | Link |
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| CN (1) | CN217782191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116591507A (en) * | 2023-04-14 | 2023-08-15 | 南京三足工程机械设备租赁有限公司 | Wall breaking hammer for constructional engineering |
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2022
- 2022-07-01 CN CN202221696613.XU patent/CN217782191U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116591507A (en) * | 2023-04-14 | 2023-08-15 | 南京三足工程机械设备租赁有限公司 | Wall breaking hammer for constructional engineering |
| CN116591507B (en) * | 2023-04-14 | 2024-05-07 | 新疆天源市政工程有限责任公司 | Wall breaking hammer for constructional engineering |
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