CN208618480U - A kind of lesser hydraulic breaking hammer of noise - Google Patents
A kind of lesser hydraulic breaking hammer of noise Download PDFInfo
- Publication number
- CN208618480U CN208618480U CN201821269405.5U CN201821269405U CN208618480U CN 208618480 U CN208618480 U CN 208618480U CN 201821269405 U CN201821269405 U CN 201821269405U CN 208618480 U CN208618480 U CN 208618480U
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- CN
- China
- Prior art keywords
- ring
- rotor housing
- bank rotor
- master cylinder
- noise
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of lesser hydraulic breaking hammers of noise, including Master cylinder body, mounting ring and front-bank rotor housing, the end flange of Master cylinder body is connected with rear-bank rotor housing, rear-bank rotor housing is internally provided with nitrogen chamber, the other end flanged joint of Master cylinder body has mounting ring, the top of mounting ring offers the placing groove for being fitted around ring, the internal sleeve of placing groove is equipped with sound insulation ring, the end flange of mounting ring is connected with front-bank rotor housing, the inner pin of front-bank rotor housing is connected with drill steel, shock absorbing ring is provided between front-bank rotor housing and drill steel, Master cylinder body is internally provided with jumper bar, the present apparatus is provided with sound insulation ring in the outside that noise generates point, it is in negative pressure inside sound insulation ring, reduce the propagation rate of noise, noise is reduced from route of transmission, shock absorbing ring is provided on drill steel, when drill steel is hit, vibration wave can be absorbed, and avoid drill steel and front-bank rotor housing because of vibration It moves and collides, reduce noise from the source of generation.
Description
Technical field
The utility model relates to hydraulic breaking hammer technical field more particularly to a kind of lesser hydraulic breaking hammers of noise.
Background technique
Hydraulic breaking hammer is mounted in excavator, the installation bucket of loading machine or the position of bunker, is used to broken stone, rock
The tool of stone, using excavator, loading machine hydraulic pump pressure oil output as power, by flat valve control reciprocating motion of the pistons,
When stroke, the back cavity of quartering hammer master cylinder is into high pressure liquid pressure oil, and piston is by the collective effect of compressed nitrogen and high pressure oil in rear cylinder
Lower impact drill steel digs crushed rocks, and when backhaul, middle cylinder ante-chamber connects high pressure oil, and piston is pushed to move back and make the nitrogen pressure in rear cylinder
Contracting, completes a working cycles, and piston stroke in cycles, backhaul make drill steel impact grinding rock, stone, mixed mud etc.,
Since piston impacts drill steel incessantly, huge noise can be generated during operation, endanger the health of operating personnel.
Summary of the invention
Purpose of the utility model is to solve the huge disadvantages of noise existing in the prior art, and the one kind proposed
The lesser hydraulic breaking hammer of noise.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of lesser hydraulic breaking hammer of noise, including Master cylinder body, mounting ring and front-bank rotor housing, a hold-carrying of the Master cylinder body
Orchid is connected with rear-bank rotor housing, and rear-bank rotor housing is internally provided with nitrogen chamber, and the other end flanged joint of the Master cylinder body has mounting ring,
The top of mounting ring offers the placing groove for being fitted around ring, and the internal sleeve of placing groove is equipped with sound insulation ring, one end of mounting ring
Flanged joint has front-bank rotor housing, and the inner pin of front-bank rotor housing is connected with drill steel, and shock absorbing ring, shock absorbing ring are provided between front-bank rotor housing and drill steel
Downside be provided with T-type set, the Master cylinder body is internally provided with jumper bar, and the top of jumper bar is fixedly connected with piston, the master
The top of cylinder body is fixedly connected with the first communicating pipe and the second communicating pipe.
Preferably, the inside of the sound insulation ring is cavity structure, and is in negative pressure state in the cavity of sound insulation ring.
Preferably, the placing groove is internally provided with cushion, and cushion is placed between sound insulation ring and mounting ring.
Preferably, the T-type is set on one end of the front-bank rotor housing, and T-type set is plugged on the drill steel and front-bank rotor housing
Between.
Preferably, the top of the jumper bar is provided with snap ring, and the inner wall of the piston is provided with card slot, and snap ring is plugged on
The inside of card slot, the gap filling between snap ring and card slot have sealant.
Preferably, the both ends inner wall of the Master cylinder body has been respectively fixedly connected with oil sealing fixator, and oil sealing fixator is interior
Portion is fixedly connected with oil sealing, and the side wall of the inner wall of oil sealing and the jumper bar is in contact.
The beneficial effects of the utility model are:
1, the utility model is between jumper bar and drill steel, i.e., the outside that noise generates point is provided with sound insulation ring, in sound insulation ring
Portion is in negative pressure, reduces the propagation rate of noise, noise is reduced from route of transmission.
2, the utility model is provided with shock absorbing ring between drill steel and front-bank rotor housing and can absorb when drill steel is hit
Vibration wave, and drill steel and front-bank rotor housing is avoided to collide because of vibration, noise is reduced from the source of generation.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of lesser hydraulic breaking hammer of noise schematic view of the front view；
Fig. 2 be the utility model proposes a kind of lesser hydraulic breaking hammer of noise A at enlarged structure schematic diagram；
Fig. 3 be the utility model proposes a kind of lesser hydraulic breaking hammer of noise B at enlarged structure schematic diagram.
In figure: 1 Master cylinder body, 2 rear-bank rotor housings, 3 mounting rings, 4 sound insulation rings, 5 cushions, 6 front-bank rotor housings, 7 drill steels, 8 shock absorbing rings, 9T
Jacket, 10 jumper bars, 11 pistons, 12 first communicating pipes, 13 second communicating pipes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Person implicitly includes one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than a, unless otherwise specifically defined.
Referring to Fig.1-3, the lesser hydraulic breaking hammer of a kind of noise, including Master cylinder body 1, mounting ring 3 and front-bank rotor housing 6, master cylinder
The end flange of body 1 is connected with rear-bank rotor housing 2, and rear-bank rotor housing 2 is internally provided with nitrogen chamber, and another end flanges of Master cylinder body 1 connect
It is connected to mounting ring 3, the top of mounting ring 3 offers the placing groove for being fitted around ring 3, and the internal sleeve of placing groove is equipped with sound insulation ring
4, sound insulation ring 4 is glass material, and the inside of sound insulation ring 4 is cavity structure, and is in negative pressure state in the cavity of sound insulation ring 4, is placed
Slot is internally provided with cushion 5, and cushion 5 is placed between sound insulation ring 4 and mounting ring 3, is pressed from both sides by sound insulation ring 4 and mounting ring 3
Tightly, sound insulation ring 4 can be protected, avoids being badly shaken, the end flange of mounting ring 3 is connected with front-bank rotor housing 6, the inner pin of front-bank rotor housing 6
It is connected with drill steel 7, shock absorbing ring 8 is provided between front-bank rotor housing 6 and drill steel 7, shock absorbing ring 8 is rubber material, and 8 sets of shock absorbing ring in drill steel
7 tops, the downside of shock absorbing ring 8 are provided with T-type set 9, and the front end of front-bank rotor housing 6 is arranged in T-type set 9, and T-type set 9 is plugged on drill steel 7
Between front-bank rotor housing 6, prevent foreign matter from entering front-bank rotor housing 6, Master cylinder body 1 is internally provided with jumper bar 10, and the top of jumper bar 10 is fixed
It is connected with piston 11, the outside of piston 11 and the inner wall of Master cylinder body 1 are in close contact, and the top of jumper bar 10 is provided with snap ring, piston
11 inner wall is provided with card slot, and snap ring is plugged on the inside of card slot, and the gap filling between snap ring and card slot has sealant, main
The both ends inner wall of cylinder body 1 passes through screw connection respectively oil sealing fixator, and the inside of oil sealing fixator is plugged with oil sealing, oil sealing
Inner wall and the side wall of jumper bar 10 be in contact, hydraulic oil is filled between two oil sealings, oil sealing can prevent hydraulic oil from leaking out, main
Screwed connection has the first communicating pipe 12 and the second communicating pipe 13 respectively on the top of cylinder body 1, the first communicating pipe 12 connects the first oil pump,
Second communicating pipe 13 connected the second oil pump, and the first oil pump and the second oil pump are connected with hydraulic tank respectively, the first oil pump and second
Oil pump is electrically connected with the control system of excavator respectively, unified to be controlled by the control system of excavator.
Embodiment: at work, the control system of excavator controls the first oil pump and the second oil pump to quartering hammer, when stroke,
First oil pump passed through for the first communicating pipe 12 to 1 delivered inside high pressure oil of Master cylinder body, compressed nitrogen of the piston 11 inside rear-bank rotor housing 2
It is moved under the collective effect of high pressure oil to drill steel 7, jumper bar 10 is driven to impact drill steel 7, low pressure oil is flowed back to through the second communicating pipe 13
Hydraulic oil container when jumper bar 10 impacts drill steel 7, generates vibration, therefore can generate noise, the outside that noise generates point be provided with every
The inside of sound ring 4, sound insulation ring 4 is in negative pressure, can significantly reduce the propagation rate of noise, play and reduce from route of transmission
The effect of noise, cushion 5 are clamped between sound insulation ring 4 and mounting ring 3, can protect sound insulation ring 4, avoid being badly shaken, meanwhile,
Drill steel 7 is impacted, itself can be vibrated, and the shock absorbing ring 8 on 7 top of drill steel can absorb vibration when drill steel 7 is hit
Wave, and drill steel 7 and front-bank rotor housing 6 is avoided to collide because of vibration, reduces the generation of noise, and when backhaul, the second oil pump passes through second
Communicating pipe 13 moves to 2 side of rear-bank rotor housing under the action of high pressure oil to 1 delivered inside high pressure oil of Master cylinder body, piston 11, gradually will
Nitrogen compression inside rear-bank rotor housing 2, low pressure oil flow back to hydraulic oil container through the first communicating pipe 12, complete a working cycles.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of lesser hydraulic breaking hammer of noise, including Master cylinder body (1), mounting ring (3) and front-bank rotor housing (6), which is characterized in that
The end flange of the Master cylinder body (1) is connected with rear-bank rotor housing (2), and rear-bank rotor housing (2) is internally provided with nitrogen chamber, the master cylinder
The other end flanged joint of body (1) has mounting ring (3), and the top of mounting ring (3) offers the placing groove for being fitted around ring (3),
And the internal sleeve of placing groove is equipped with sound insulation ring (4), the end flange of mounting ring (3) is connected with front-bank rotor housing (6), front-bank rotor housing (6)
Inner pin is connected with drill steel (7), is provided between front-bank rotor housing (6) and drill steel (7) shock absorbing ring (8), the downside setting of shock absorbing ring (8)
Have T-type set (9), the Master cylinder body (1) is internally provided with jumper bar (10), and the top of jumper bar (10) is fixedly connected with piston
(11), the top of the Master cylinder body (1) is fixedly connected with the first communicating pipe (12) and the second communicating pipe (13).
2. the lesser hydraulic breaking hammer of a kind of noise according to claim 1, which is characterized in that the sound insulation ring (4)
Inside is cavity structure, and is in negative pressure state in the cavity of sound insulation ring (4).
3. the lesser hydraulic breaking hammer of a kind of noise according to claim 1, which is characterized in that the inside of the placing groove
It is provided with cushion (5), and cushion (5) is placed between sound insulation ring (4) and mounting ring (3).
4. the lesser hydraulic breaking hammer of a kind of noise according to claim 1, which is characterized in that T-type set (9) setting
In one end of the front-bank rotor housing (6), and T-type set (9) is plugged between the drill steel (7) and front-bank rotor housing (6).
5. the lesser hydraulic breaking hammer of a kind of noise according to claim 1, which is characterized in that the jumper bar (10) it is upper
Portion is provided with snap ring, and the inner wall of the piston (11) is provided with card slot, and snap ring is plugged on the inside of card slot, snap ring and card slot it
Between gap filling have sealant.
6. the lesser hydraulic breaking hammer of a kind of noise according to claim 1, which is characterized in that the Master cylinder body (1)
Both ends inner wall has been respectively fixedly connected with oil sealing fixator, and the inside of oil sealing fixator is fixedly connected with oil sealing, the inner wall of oil sealing
It is in contact with the side wall of the jumper bar (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269405.5U CN208618480U (en) | 2018-08-08 | 2018-08-08 | A kind of lesser hydraulic breaking hammer of noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269405.5U CN208618480U (en) | 2018-08-08 | 2018-08-08 | A kind of lesser hydraulic breaking hammer of noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208618480U true CN208618480U (en) | 2019-03-19 |
Family
ID=65708942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821269405.5U Expired - Fee Related CN208618480U (en) | 2018-08-08 | 2018-08-08 | A kind of lesser hydraulic breaking hammer of noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208618480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116556823A (en) * | 2023-07-10 | 2023-08-08 | 四川蓝海智能装备制造有限公司 | High-frequency breaking hammer and tunneling equipment |
-
2018
- 2018-08-08 CN CN201821269405.5U patent/CN208618480U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116556823A (en) * | 2023-07-10 | 2023-08-08 | 四川蓝海智能装备制造有限公司 | High-frequency breaking hammer and tunneling equipment |
| CN116556823B (en) * | 2023-07-10 | 2023-09-22 | 四川蓝海智能装备制造有限公司 | High-frequency breaking hammer and tunneling equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210916 Address after: Han Jiang Zhen Hong hori Jiu Long Shan, Shishi City, Quanzhou City, Fujian Province 362700 Patentee after: FUJIAN TONGXING AUTOMOBILE SYNCHRONIZERS Co.,Ltd. Address before: 300000 room 3060, management committee of Tianjin land port logistics equipment Industrial Park, Beichen District, Tianjin Patentee before: TIANJIN PAIWODE TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 |