CN216008375U - Buffer device and hydraulic rock drill - Google Patents
Buffer device and hydraulic rock drill Download PDFInfo
- Publication number
- CN216008375U CN216008375U CN202121224169.7U CN202121224169U CN216008375U CN 216008375 U CN216008375 U CN 216008375U CN 202121224169 U CN202121224169 U CN 202121224169U CN 216008375 U CN216008375 U CN 216008375U
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- sleeve
- buffer
- connecting shaft
- box
- buffer box
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Abstract
The utility model relates to a buffer device, which comprises a buffer box and a connecting shaft, wherein one end of the connecting shaft extends into the buffer box; a first sleeve is fixedly arranged at one end, far away from the connecting shaft, in the buffer box, a second sleeve is fixedly arranged at one end, close to the first sleeve, of the connecting shaft, and the second sleeve movably extends into the first sleeve; the first sleeve and the second sleeve are sleeved with springs, one ends of the springs are fixedly connected with the connecting shaft, and the other ends of the springs are fixedly connected with the inner wall of the buffer box; the top and the bottom of the inner side of the buffer box are both fixedly provided with a first magnet plate; the connecting shaft stretches into the tip in the baffle-box, and its upper end and lower extreme all are fixed and are provided with the second magnet board, and two first magnet boards all repel rather than the second magnet board magnetism that is close to mutually. Compared with the prior art, the vibration damping device can effectively reduce the damage to the operating human body by damping the vibration in the vertical direction and the horizontal direction.
Description
Technical Field
The utility model relates to the technical field of rock drills, in particular to a buffer device and a hydraulic rock drill.
Background
The hydraulic rock drill is special equipment applied to the industries of mining, metallurgy and the like, and is used for drilling on high-hardness and brittle materials such as ores and rocks; or for assembling a taphole drilling machine. The device has the characteristics of high impact power, high energy utilization rate, easiness in realizing automatic control and the like.
The light hydraulic rock drill in the prior art belongs to manual operation, an operator needs to hold an operating handle by hand, and vibration generated by the hydraulic rock drill can hurt an operating human body in the long-term operation process, so that the problem is necessary to be solved.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art. Therefore, one object of the present invention is to provide a damping device and a hydraulic rock drill, which can effectively reduce damage by damping vibration in the vertical direction and the horizontal direction.
The technical scheme for solving the technical problems is as follows: a buffer device comprises a buffer box and a connecting shaft, wherein one end of the connecting shaft extends into the buffer box; a first sleeve is fixedly arranged at one end, far away from the connecting shaft, in the buffer box, a second sleeve is fixedly arranged at one end, close to the first sleeve, of the connecting shaft, and the second sleeve movably extends into the first sleeve; springs are sleeved on the first sleeve and the second sleeve, one ends of the springs are fixedly connected with the connecting shaft, and the other ends of the springs are fixedly connected with the inner wall of the buffer box;
the top and the bottom of the inner side of the buffer box are both fixedly provided with a first magnet plate; the connecting axle stretches into tip in the baffle-box, its upper end and lower extreme all are fixed and are provided with the second magnet board, two first magnet board all repels rather than the second magnet board magnetism that is close to mutually.
The utility model has the beneficial effects that: the vibration generated in the rock drilling process of the rock drilling machine body is buffered in the vertical direction and the horizontal direction, so that the harm to an operation human body can be effectively reduced.
On the basis of the technical scheme, the utility model can be further improved as follows.
Further, the connecting axle stretches into the fixed spacing ring that is provided with in the tip edge of baffle-box, the baffle-box corresponds the fixed fender ring that is provided with in port department of connecting axle department, the spacing ring passes through keep off the ring and be in spacing removal in the baffle-box.
The beneficial effect of adopting the further scheme is that: the stop ring is utilized to realize the limiting movement of the limiting ring and the connecting shaft, so that the buffer device can stably buffer vibration.
Further, the buffer box is kept away from the fixed handle that is provided with of one end of rock drill body, fixed cover is equipped with the buffering gum cover on the handle.
The beneficial effect of adopting the further scheme is that: convenience is improved by holding the handle; and meanwhile, the buffer rubber sleeve is held, so that the vibration conducted to the buffer device by the rock drill body can be further buffered by the buffer rubber sleeve, and the comfort of drilling by operators is improved.
Furthermore, a plurality of salient points are fixedly arranged on the buffering rubber sleeve, and the plurality of salient points are arranged along the outer wall of the buffering rubber sleeve.
The beneficial effect of adopting the further scheme is that: a plurality of bumps can promote the gas permeability, can also cushion the vibration of buffering gum cover conduction, promote the travelling comfort that the operation personnel carried out the rock drilling.
Furthermore, the connecting shaft is sleeved with a rubber ring, the rubber ring is fixedly connected with the buffer box, and the inner wall of the rubber ring is smooth.
The beneficial effect of adopting the further scheme is that: utilize the rubber ring to prevent that the dust that rock drill body rock drilling in-process produced from getting into the baffle-box for buffer keeps steady operation, extension buffer's life. .
Another technical solution of the present invention for solving the above technical problems is as follows: a hydraulic rock drill comprises a buffer device and a rock drill body, wherein the buffer device is fixed at one end, far away from a drill rod, of the rock drill body.
The utility model has the beneficial effects that: the vibration generated in the rock drilling process of the rock drilling machine body is buffered in the vertical direction and the horizontal direction through the buffer device, so that the harm to the operation human body can be effectively reduced.
Drawings
Fig. 1 is a front view of a hydraulic rock drill according to the utility model;
fig. 2 is a schematic structural diagram of a buffering device according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a rock drill body;
2. buffer 2.1, baffle-box, 2.2, connecting axle, 2.3, first sleeve pipe, 2.4, second sleeve pipe, 2.5, spring, 2.6, first magnet board, 2.7, second magnet board, 2.8, spacing ring, 2.9, fender ring, 2.10, handle, 2.11, buffering gum cover, 2.22, the gum ring.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 2, a buffer device comprises a buffer box 2.1 and a connecting shaft 2.2, wherein one end of the connecting shaft 2.2 extends into the buffer box 2.1; a first sleeve 2.3 is fixedly arranged at one end, far away from the connecting shaft 2.2, in the buffer box 2.1, a second sleeve 2.4 is fixedly arranged at one end, close to the first sleeve 2.3, of the connecting shaft 2.2, and the second sleeve 2.4 movably extends into the first sleeve 2.3; a spring 2.5 is sleeved on the first sleeve 2.3 and the second sleeve 2.4, one end of the spring 2.5 is fixedly connected with the connecting shaft 2.2, and the other end of the spring is fixedly connected with the inner wall of the buffer box 2.1;
the top and the bottom of the inner side of the buffer box 2.1 are both fixedly provided with a first magnet plate 2.6; the connecting shaft 2.2 stretches into tip in the baffle-box 2.1, its upper end and lower extreme all fixedly are provided with second magnet board 2.7, two first magnet board 2.6 all repels rather than the second magnet board 2.7 magnetism that is close to mutually.
After the buffer device 2 and the rock drill body 1 are fixed, vibration generated in the rock drill body 1 in the rock drilling process is transmitted to the connecting shaft 2.2, the connecting shaft 2.2 vibrates in the vertical direction to drive the second magnet plate 2.7 to move in the vertical direction, the second magnet plate 2.7 at the upper end of the connecting shaft 2.2 is close to the first magnet plate 2.6 at the top of the inner side of the buffer box 2.1, or the second magnet plate 2.7 at the lower end of the connecting shaft 2.2 is close to the first magnet plate 2.6 at the bottom of the inner side of the buffer box 2.1, so that the magnetic field acting force between the second magnet plate 2.7 and the first magnet plate 2.6 is gradually increased, the acting force of the connecting shaft 2.2 on the buffer box 2.1 in the vertical direction can be effectively buffered, and the acting force of the rock drill body 1 transmitted to the buffer box 2.1 in the vertical direction through the connecting shaft 2.2 is reduced;
the vibration generated in the rock drilling process of the rock drilling machine body 1 is transmitted to the connecting shaft 2.2, the connecting shaft 2.2 vibrates in the horizontal direction to drive the second sleeve 2.4 to extend into the first sleeve 2.3, meanwhile, the spring 2.5 is compressed, and the spring 2.5 can effectively buffer the acting force of the connecting shaft 2.2 on the buffer box 2.1 in the horizontal direction in the compression process;
through carrying out the buffering of vertical direction and horizontal direction to the vibration that rock drill body 1 produced carrying out the rock drilling in-process, can effectively reduce and produce the injury to the operation human body.
In the above embodiment, the connecting shaft 2.2 stretches into the fixed spacing ring 2.8 that is provided with in the tip edge in the baffle box 2.1, baffle box 2.1 corresponds the fixed fender ring 2.9 that is provided with of port department that the connecting shaft 2.2 was located, spacing ring 2.8 passes through keep off ring 2.9 and be in spacing removal in the baffle box 2.1.
Spacing ring 2.8 and connecting axle 2.2 fixed connection, connecting axle 2.2 remove the in-process, and when spacing ring 2.8 removed the port to baffle-box 2.1, the fender ring 2.9 can block spacing ring 2.8, avoids spacing ring 2.8 to shift out baffle-box 2.1 to the realization is to spacing removal of spacing ring 2.8 and connecting axle 2.2, makes buffer can stabilize the vibration of buffering rock drill body 1.
In the above embodiment, a handle 2.10 is fixedly arranged at one end of the buffer box 2.1 far away from the rock drill body 1, and a buffer rubber sleeve 2.11 is fixedly sleeved on the handle 2.10.
An operator can hold the handle 2.10 in the rock drilling process of the rock mass by using the rock drilling machine body 1, so that the convenience is improved; and meanwhile, the buffer rubber sleeve 2.11 is held, and the buffer rubber sleeve 2.11 can further buffer the vibration conducted to the buffer device 2 by the rock drill body 1, so that the comfort of drilling by operators is improved.
In the above embodiment, the buffer rubber sleeve 2.11 is provided with a plurality of protruding points 2.12, and the plurality of protruding points 2.12 are arranged along the outer wall of the buffer rubber sleeve 2.11.
A plurality of bumps 2.12 and buffering gum cover 2.11 integrated into one piece, a plurality of bumps 2.12 can support operation personnel's palm, promote the gas permeability, can also cushion the vibration of buffering gum cover 2.11 conduction, promote the travelling comfort that operation personnel carried out the rock drilling.
In the above embodiment, the connecting shaft 2.2 is sleeved with the rubber ring 2.13, the rubber ring 2.13 is fixedly connected with the buffer tank 2.1, and the inner wall of the rubber ring 2.13 is smooth.
The inner wall of the rubber ring 2.13 is smooth, so that the friction force in the moving process of the connecting shaft 2.2 is reduced, and the connecting shaft 2.2 can move smoothly; glue ring 2.13 and buffer tank 2.1 fixed connection, utilize glue ring 2.13 to prevent that the dust that rock drilling in-process produced of rock drill body 1 from getting into buffer tank 2.1 for buffer 2 keeps steady operation, extension buffer 2's life.
As shown in fig. 1, a hydraulic rock drill includes a buffer device 2 and a rock drill body 1, wherein the buffer device is fixed at one end of the rock drill body 1 far from a drill rod.
Vibration generated in the rock drilling process of the rock drilling machine body 1 is buffered in the vertical direction and the horizontal direction through the buffer device 2, and damage to an operation human body can be effectively reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A cushioning device, characterized by: the buffer box comprises a buffer box (2.1) and a connecting shaft (2.2), wherein one end of the connecting shaft (2.2) extends into the buffer box (2.1); a first sleeve (2.3) is fixedly arranged at one end, far away from the connecting shaft (2.2), in the buffer box (2.1), a second sleeve (2.4) is fixedly arranged at one end, close to the first sleeve (2.3), of the connecting shaft (2.2), and the second sleeve (2.4) movably extends into the first sleeve (2.3); the first sleeve (2.3) and the second sleeve (2.4) are sleeved with springs (2.5), one ends of the springs (2.5) are fixedly connected with the connecting shaft (2.2), and the other ends of the springs are fixedly connected with the inner wall of the buffer box (2.1);
the top and the bottom of the inner side of the buffer box (2.1) are both fixedly provided with a first magnet plate (2.6); connecting axle (2.2) stretch into tip in baffle-box (2.1), its upper end and lower extreme all are fixed and are provided with second magnet board (2.7), two first magnet board (2.6) all repel each other rather than second magnet board (2.7) magnetism that is close to.
2. A damper as set forth in claim 1 wherein: connecting axle (2.2) stretch into fixed spacing ring (2.8) that is provided with of tip edge in baffle-box (2.1), baffle-box (2.1) correspond the fixed fender ring (2.9) that is provided with of port department of connecting axle (2.2), spacing ring (2.8) are passed through keep off ring (2.9) and be in spacing removal in baffle-box (2.1).
3. A damper as set forth in claim 1 wherein: the buffer box (2.1) is far away from one end of the rock drill body (1) and is fixedly provided with a handle (2.10), and a buffer rubber sleeve (2.11) is fixedly sleeved on the handle (2.10).
4. A damper as set forth in claim 3 wherein: the buffer rubber sleeve (2.11) is fixedly provided with a plurality of salient points (2.12), and the salient points (2.12) are arranged along the outer wall of the buffer rubber sleeve (2.11).
5. A damper as set forth in claim 1 wherein: the connecting shaft (2.2) is sleeved with a rubber ring (2.13), the rubber ring (2.13) is fixedly connected with the buffer box (2.1), and the inner wall of the rubber ring (2.13) is smooth.
6. A hydraulic rock drill characterized in that: comprising a damping device (2) according to any one of claims 1 to 5 and a rock drill body (1), said damping device being fixed to the end of the rock drill body (1) remote from the drill rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224169.7U CN216008375U (en) | 2021-06-02 | 2021-06-02 | Buffer device and hydraulic rock drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224169.7U CN216008375U (en) | 2021-06-02 | 2021-06-02 | Buffer device and hydraulic rock drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216008375U true CN216008375U (en) | 2022-03-11 |
Family
ID=80585407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121224169.7U Active CN216008375U (en) | 2021-06-02 | 2021-06-02 | Buffer device and hydraulic rock drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216008375U (en) |
-
2021
- 2021-06-02 CN CN202121224169.7U patent/CN216008375U/en active Active
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