CN220930063U - Damping structure of hydraulic breaking hammer - Google Patents
Damping structure of hydraulic breaking hammer Download PDFInfo
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- CN220930063U CN220930063U CN202323133670.4U CN202323133670U CN220930063U CN 220930063 U CN220930063 U CN 220930063U CN 202323133670 U CN202323133670 U CN 202323133670U CN 220930063 U CN220930063 U CN 220930063U
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- block
- cushion
- cushion block
- buffer block
- nut
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- 238000013016 damping Methods 0.000 title claims description 55
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 19
- 238000012423 maintenance Methods 0.000 abstract description 11
- 230000035939 shock Effects 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The utility model provides a shock-absorbing structure of hydraulic breaking hammer, includes buffer block and cushion, buffer block and cushion are the rectangle, be provided with the locating hole on the buffer block, the cushion sets up between buffer block and back cylinder body, the cushion can be dismantled with back cylinder body and buffer block and be connected. The buffer block is combined with the cushion block to replace the buffer block, and compared with the original whole buffer block, the buffer block and the cushion block are smaller in volume, and when the cushion block or the buffer block is damaged, the buffer block or the cushion block can be disassembled independently for maintenance and replacement, so that the maintenance cost is reduced; the buffer block and the cushion block are rectangular, so that the whole volume of the buffer block and the cushion block is increased, the contact area between the cushion block and the rear cylinder body is increased, the buffer block and the cushion block can bear larger force, the whole shock-absorbing structure is firm and durable, the force can be better conducted, the cushion block can better absorb the impact energy generated by the conducting breaking hammer, and the shock-absorbing effect of the shock-absorbing structure is enhanced; the locating hole is used for fixing the buffer block on the mute shell of the breaking hammer.
Description
Technical Field
The patent relates to the technical field of hydraulic breaking hammers, in particular to a damping structure of a hydraulic breaking hammer.
Background
The mute hydraulic breaking hammer is provided with a damping structure, and comprises a mute shell, a base and a damping block, wherein the machine core is arranged in the mute shell, the base is connected with the shell, the rear end of the rear cylinder body faces the base, and the damping block is arranged between the base and the machine core. The damping block is an important component of a mute system in the mute breaking hammer, and can absorb a large amount of impact energy from the breaking hammer, so that the damping effect on the breaking hammer is achieved, and the effect of reducing noise is achieved by damping the breaking hammer.
When the impact energy received by the damper is too large, the damper may break and damage, so that the damper is lost, and the damper needs to be disassembled for replacement and maintenance at this time, but because the crushing hammer is large in volume, the damper is heavy, and the maintenance difficulty is increased.
At present, the utility model of application number 202021121642.4 discloses a damping block of hydraulic breaking hammer, including having elastic buffer block, the buffer block is "cross" structure and has four breach one on the buffer block, and this damping block still includes the cushion, and the cushion is "cross" structure, four breach two have on the cushion, cushion and buffer block stack the setting to have the connection structure that makes the buffer block for cushion circumference location between cushion and the buffer block, breach one and breach two one-to-one, the lateral wall of breach one is set up inwards for the lateral wall two of breach two.
According to the technology, the damping blocks are divided into the buffer blocks and the cushion blocks, and when the buffer blocks or the cushion blocks are broken and damaged, the buffer blocks or the cushion blocks are only required to be detached independently for replacement and maintenance, so that the maintenance difficulty is reduced.
However, the contact surface of the shock absorption block is smaller, the pressure intensity is relatively larger, and the shock absorption block is easy to break and damage due to overlarge impact energy; and the small contact area of the shock absorber block can also lead to very limited impact energy absorbed by a single time, so that the shock absorber block has poor shock absorption effect.
Disclosure of Invention
To above-mentioned problem, this limit provides a more firm, and the shock attenuation effect is better, and whole easy dismounting's shock-absorbing structure.
The aim of the utility model can be achieved by the following technical scheme:
The utility model provides a shock-absorbing structure of hydraulic breaking hammer, includes buffer block and cushion, its characterized in that: the buffer block is rectangular, a positioning hole is formed in the buffer block, the cushion block is rectangular, the cushion block is arranged between the buffer block and the rear cylinder body, and the cushion block, the rear cylinder body and the buffer block are detachably connected.
The cushion block is replaced by combining the cushion block with the cushion block, the rear cylinder body and the cushion block are detachably connected, when the cushion block or the cushion block is damaged, the cushion block or the cushion block can be detached independently and maintained and replaced, compared with the original whole cushion block, the cushion block and the cushion block are smaller in volume and lighter in weight, the disassembly and assembly difficulty is relatively reduced, the maintenance difficulty is reduced, and the maintenance cost is reduced; the buffer block and the cushion block are rectangular, so that the whole volume of the buffer block and the cushion block is increased, larger force can be born, the buffer block and the cushion block are not easy to damage, and the whole shock absorption structure is firm and durable; the rectangular design increases the contact area between the cushion block and the rear cylinder body, and the larger contact surface is more beneficial to force transmission, so that the cushion block can better absorb the impact energy generated by the transmission breaking hammer, and the integral damping effect of the damping structure is enhanced; the locating hole is used for fixing the buffer block on the mute shell of the breaking hammer.
The nut avoiding hole is formed in one side, facing the rear cylinder body, of the cushion block, the nut avoiding hole corresponds to a nut on the rear cylinder body, and the diameter of the nut avoiding hole is larger than or equal to that of the nut.
The nut can avoid the hole setting in the cushion through the nut, can fully contact between messenger's back cylinder body and the cushion, the impact energy that makes the cushion can more abundant absorption and conduction quartering hammer during operation produce to reach better shock attenuation effect, and the nut can also play certain fixed support's effect to the cushion.
The cushion is made of metal materials, and is mainly made of iron, the cushion is composed of a front cushion plate, a middle frame and a rear cushion plate, the nut avoidance holes are formed in the front cushion plate, the front cushion plate is in contact with the rear cylinder body, the middle frame is composed of a peripheral frame portion and a supporting frame portion, the peripheral frame portion is rectangular, the supporting frame portion is cross-shaped, the supporting frame portion is arranged in the peripheral frame portion, the middle frame is arranged between the front cushion plate and the rear cushion plate, and the rear cushion plate is in contact with the buffer block.
The design of the cushion block enables the whole cushion block to form a hollow structure, the hollow structure can reduce the weight of the cushion block, the cushion block is lighter, and the cushion block is convenient to replace and maintain; the hollow result also reduces the manufacturing cost of the cushion block; the hollow structure also has good flexibility, so that the cushion block has better damping effect, is stronger and is not easy to damage.
In another scheme, four nut avoiding holes are formed in one side, facing the rear cylinder body, of the cushion block, and the cushion block is made of nylon materials.
The whole structure of the cushion block is simple, and the manufacturing is convenient, so the manufacturing cost is relatively low; the nylon material has the characteristics of good toughness, portability and wear resistance, so that the cushion block manufactured by using the nylon material is lighter and more durable, has longer service life, is more convenient to assemble and disassemble, and has better damping effect.
Still another scheme is, the cushion is platy, back cylinder body is provided with the support lug towards cushion one side an organic whole, the cushion can be dismantled and be connected in the rear end face of support lug, be provided with four lead screw through-holes on the back cylinder body, support lug indent is provided with four breach, makes support lug form the cross structure, the breach corresponds with the lead screw through-hole, the breach can hold the nut, the degree of depth of breach is greater than or equal to the height of nut.
The design of the supporting convex blocks can increase the size of the air chamber, increase the striking force of the breaking hammer and enhance the working efficiency of the breaking hammer; the cushion block is plate-shaped, the structure is extremely simple, the manufacture is extremely convenient, the supporting lug can conduct impact energy generated when the breaking hammer works to the cushion block, the gap can completely accommodate the nut, the nut is prevented from influencing the contact between the cushion block and the supporting lug, the cushion block and the supporting lug can have the largest contact area, and the integral damping efficiency of the damping structure is ensured.
The end face of the supporting lug is provided with a first fixing hole, the cushion block is provided with a second fixing hole, and the first fixing hole corresponds to the second fixing hole. The first fixing hole and the second fixing hole enable the cushion block to be fixed to the rear end face of the supporting protruding block through fixing pieces such as screws.
The diameter of the nut avoiding hole is larger than that of the torque wrench. The torque wrench is convenient for screwing the nut.
The damping structure of the hydraulic breaking hammer is stronger in integral structure, can bear larger impact energy, has better damping effect, is convenient to install and maintain, and provides three schemes for the side of a cushion block in a damping device: the manufacturing material cost of the cushion block in one scheme is low, impact energy generated when the hydraulic breaking hammer works can be fully absorbed, and a better damping effect is achieved; in another scheme, the cushion block not only has better damping effect, but also has simpler structure and lower material cost; in addition, the cushion block has the simplest structure, saves more space for the rear cylinder body, enables the whole structure of the rear cylinder body to be designed longer, and enables the whole crushing hammer to have rigid striking force.
Drawings
FIG. 1 is a schematic view of a first design and a second design of a damping structure of a hydraulic breaking hammer of the present utility model, which are mounted on a rear cylinder;
FIG. 2 is a front view of a bumper block of the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 3 is a side view of a bumper block of the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 4 is a front view of a first and second spacer in the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 5 is a schematic perspective view of a cushion block according to a first design in the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 6 is a side view of a pad of an alternative one of the damping structures of the hydraulic breaking hammer of the present utility model;
FIG. 7 is a schematic view of a middle frame of a damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 8 is an exploded view of a pad of scheme one of the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 9 is a schematic perspective view of a cushion block of a second design in the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 10 is a side perspective view of a head block of a second embodiment of the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 11 is a schematic perspective view of a third embodiment of a pad in the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 12 is a front view of a third embodiment of a pad in the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 13 is a perspective view of a rear cylinder of a third embodiment of the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 14 is a rear view of the rear cylinder of the third embodiment of the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 15 is a cross-sectional view of a rear cylinder of a third embodiment of the damping structure of the hydraulic breaking hammer of the present utility model;
FIG. 16 is a schematic structural view of a cushion block and a cushion block according to a third design in the damping structure of the hydraulic breaking hammer of the present utility model mounted on a rear cylinder;
In the figure, 1, buffer block, 11, locating hole, 12, strip groove, 2, cushion block, 21, nut avoidance hole, 22, front backing plate, 23, middle frame, 231, peripheral frame part, 232, support frame part, 24, rear backing plate, 25, fixing hole two, 3, rear cylinder body, 31, nut, 32, support bump, 321, notch, 322, fixing hole one, 33, screw rod through hole, 34 air chamber.
Detailed Description
As shown in fig. 1-4, a damping structure of a hydraulic breaking hammer comprises a buffer block 1 and a cushion block 2, wherein the buffer block 1 is rectangular, a positioning hole 11 is formed in the buffer block 1, the cushion block 2 is rectangular, the cushion block 2 is arranged between the buffer block 1 and a rear cylinder body 3, and the cushion block 2, the rear cylinder body 3 and the buffer block 1 are detachably connected.
The buffer block 1 is combined with the cushion block 2 to replace the shock absorption block, the cushion block 2, the rear cylinder body 3 and the buffer block 1 are detachably connected, when the cushion block 2 or the buffer block 1 is damaged, the cushion block 2 or the buffer block 1 can be independently disassembled, and maintenance and replacement can be carried out, compared with the original whole shock absorption block, the volume of the buffer block 1 and the cushion block 2 is smaller, the weight is relatively lighter, the disassembly and assembly difficulty is relatively reduced, the maintenance difficulty is reduced, and the maintenance cost is reduced; the buffer block 1 and the cushion block 2 are rectangular, so that the whole volume of the buffer block 1 and the cushion block 2 is increased, larger force can be born, the buffer block is not easy to damage, and the whole shock absorption structure is more firm and durable; the rectangular design increases the contact area between the cushion block 2 and the rear cylinder body 3, and the larger contact surface is more beneficial to force transmission, so that the cushion block 2 can better absorb impact energy generated by the transmission breaking hammer, and the integral damping effect of the damping structure is enhanced; the positioning hole 11 is used for fixing the buffer block 1 on the mute shell of the breaking hammer.
As shown in fig. 1 and 4, the cushion block 2 is provided with a nut avoidance hole 21 toward the rear cylinder 3 side, the nut avoidance hole 21 corresponds to the nut 31 on the rear cylinder 3, and the diameter of the nut avoidance hole 21 is equal to the diameter of the nut 31.
The nut 3 can be arranged in the cushion block 2 through the nut avoiding hole 21, so that the rear cylinder body 3 can be fully contacted with the cushion block 2, the cushion block 2 can fully absorb and conduct impact energy generated during the working of the breaking hammer, a better damping effect is achieved, and the nut 3 can also play a role in fixing and supporting the cushion block 2 to a certain extent.
As shown in fig. 5 to 8, the pad 2 is made of iron, the pad 2 is composed of a front pad 22, a middle frame 23 and a rear pad 24, the nut escape holes 21 are provided on the front pad 22, the front pad 22 is in contact with the rear cylinder 3, the middle frame 23 is composed of a peripheral frame portion 231 and a supporting frame portion 232, the peripheral frame portion 231 is rectangular, the supporting frame portion 232 is cross-shaped, the supporting frame portion 232 is provided in the peripheral frame portion 231, the middle frame 23 is provided between the front pad 22 and the rear pad 24, and the rear pad 24 is in contact with the buffer block 1.
The design of the cushion block 2 enables the whole cushion block 2 to form a hollow structure, the hollow structure can reduce the weight of the cushion block 2, the cushion block 2 is lighter, and the cushion block 2 is convenient to replace and maintain; the hollow result also reduces the manufacturing cost of the cushion block 2; the hollow structure also has good flexibility, so that the cushion block 2 has better damping effect, is stronger and is not easy to damage.
As shown in fig. 9-10, in the second scheme, four nut avoidance holes 21 are formed in one side, facing the rear cylinder body 3, of the cushion block 2, and the cushion block 2 is made of nylon materials. The cushion block 2 has simple integral structure and convenient manufacture, so the manufacturing cost is relatively low; the nylon material has the characteristics of good toughness, portability and wear resistance, so that the cushion block 2 manufactured by using the nylon material is lighter and more durable, has longer service life, is more convenient to assemble and disassemble, and has better damping effect.
As shown in fig. 11-16, in the third scheme, the cushion block 2 is plate-shaped, a supporting bump 32 is integrally arranged on one side of the rear cylinder body 3 facing the cushion block 2, the cushion block 2 is detachably connected to the rear end face of the supporting bump 32, four screw rod through holes 33 are arranged on the rear cylinder body 3, four notches 321 are concavely arranged on the supporting bump 32, the supporting bump 32 forms a cross-shaped structure, the notches 321 correspond to the screw rod through holes 33, the notches 321 can accommodate nuts 31, and the depth of the notches 321 is equal to the height of the nuts 31.
As shown in fig. 15, the design of the supporting bump 32 can increase the size of the air chamber 34, increase the striking force of the breaking hammer, and enhance the working efficiency of the breaking hammer; the cushion block 2 is plate-shaped, the structure is extremely simple, the manufacture is extremely convenient, the supporting lug 32 can conduct impact energy generated when the breaking hammer works to the cushion block 2, the gap can completely accommodate the nut 31, the nut 31 is prevented from influencing the contact between the cushion block 2 and the supporting lug 32, the cushion block 2 and the supporting lug 32 can have the largest contact area, and the integral damping efficiency of the damping structure is ensured.
As shown in fig. 11-16, the end surface of the supporting bump 32 is provided with a first fixing hole 322, the cushion block 2 is provided with a second fixing hole 25, and the first fixing hole 322 corresponds to the second fixing hole 25. The first fixing hole 322 and the second fixing hole 25 enable the pad 2 to be fixed to the rear end face of the support boss 32 by a fixing member such as a screw.
The diameter of the nut escape hole 21 is larger than that of the torque wrench. Facilitating tightening of the nut 31 by the torque wrench.
As shown in fig. 2 and 3, the front end surface of the buffer block 1 is transversely provided with a bar-shaped groove 12, the front end surface of the buffer block 1 is in direct contact with the cushion block 2, a through hole is formed between the buffer block 1 and the cushion block 2 due to the design of the bar-shaped groove 12, and external air can pass through the through hole, so that a radiating effect is achieved, and the bar-shaped groove 12 can play a role in dispersing stress, so that the whole damping effect of the damping block is better.
The above examples are for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the present utility model should be included in the scope of the present utility model.
Claims (7)
1. The utility model provides a shock-absorbing structure of hydraulic breaking hammer, includes buffer block (1) and cushion (2), its characterized in that: the buffer block (1) is rectangular, a positioning hole (11) is formed in the buffer block (1), the cushion block (2) is rectangular, the cushion block (2) is arranged between the buffer block (1) and the rear cylinder body (3), and the cushion block (2), the rear cylinder body (3) and the buffer block (1) are detachably connected.
2. The damping structure of a hydraulic breaking hammer according to claim 1, wherein: the nut avoiding hole (21) is formed in one side, facing the rear cylinder body (3), of the cushion block (2), the nut avoiding hole (21) corresponds to a nut (31) on the rear cylinder body (3), and the diameter of the nut avoiding hole (21) is larger than or equal to that of the nut (31).
3. The damping structure of a hydraulic breaking hammer according to claim 2, characterized in that: the cushion block (2) is made of a metal material, the cushion block (2) is composed of a front base plate (22), a middle frame (23) and a rear base plate (24), a nut avoidance hole (21) is formed in the front base plate (22), the front base plate (22) is in contact with a rear cylinder body (3), the middle frame (23) is composed of a peripheral frame part (231) and a supporting frame part (232), the peripheral frame part (231) is rectangular, the supporting frame part (232) is in a cross shape, the supporting frame part (232) is arranged in the peripheral frame part (231), the middle frame (23) is arranged between the front base plate (22) and the rear base plate (24), and the rear base plate (24) is in contact with the buffer block (1).
4. The damping structure of a hydraulic breaking hammer according to claim 2, characterized in that: the cushion block (2) is made of nylon materials.
5. The damping structure of a hydraulic breaking hammer according to claim 1, wherein: the utility model discloses a nut, including back cylinder body (3), back cylinder body (3) are provided with support lug (32) towards cushion (2) one side an organic whole, cushion (2) can dismantle the rear end face of connecting in support lug (32), be provided with four lead screw through-holes (33) on back cylinder body (3), support lug (32) indent is provided with four breach (321), makes support lug (32) form cross structure, breach (321) are corresponding with lead screw through-hole (33), breach (321) can hold nut (31), breach (321) degree of depth is greater than or equal to the height of nut (31).
6. The damping structure of a hydraulic breaking hammer according to claim 5, wherein: the end face of the supporting lug (32) is provided with a first fixing hole (322), the cushion block (2) is provided with a second fixing hole (25), and the first fixing hole (322) corresponds to the second fixing hole (25).
7. A damping structure of a hydraulic breaking hammer according to any one of claims 2 to 4, characterized in that: the diameter of the nut avoidance hole (21) is larger than that of the torque wrench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323133670.4U CN220930063U (en) | 2023-11-17 | 2023-11-17 | Damping structure of hydraulic breaking hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323133670.4U CN220930063U (en) | 2023-11-17 | 2023-11-17 | Damping structure of hydraulic breaking hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220930063U true CN220930063U (en) | 2024-05-10 |
Family
ID=90933407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323133670.4U Active CN220930063U (en) | 2023-11-17 | 2023-11-17 | Damping structure of hydraulic breaking hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220930063U (en) |
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2023
- 2023-11-17 CN CN202323133670.4U patent/CN220930063U/en active Active
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