CN105370278A - Low-noise environment-friendly rock drill - Google Patents
Low-noise environment-friendly rock drill Download PDFInfo
- Publication number
- CN105370278A CN105370278A CN201510840943.XA CN201510840943A CN105370278A CN 105370278 A CN105370278 A CN 105370278A CN 201510840943 A CN201510840943 A CN 201510840943A CN 105370278 A CN105370278 A CN 105370278A
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- China
- Prior art keywords
- hydraulic cylinder
- fixed
- command
- piston
- environmental protection
- Prior art date
- 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.)
- Granted
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- 239000011435 rock Substances 0.000 title abstract description 6
- 238000009413 insulation Methods 0.000 claims abstract description 5
- 238000013016 damping Methods 0.000 claims description 18
- 230000003139 buffering effect Effects 0.000 claims description 16
- 230000007613 environmental effect Effects 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000030279 gene silencing Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000002686 lithotriptor Methods 0.000 description 2
- 206010011416 Croup infectious Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
- E21C37/22—Hand tools or hand-held power-operated tools specially adapted for dislodging minerals
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
The present invention discloses a low-noise environment-friendly rock drill. The rock drill comprises a hydraulic cylinder; the left end of the hydraulic cylinder is fixed with a first handle, and the lower right end of the hydraulic cylinder is fixed to a second handle; a noise reduction cover is also fixed on the outer wall of the hydraulic cylinder; the left side of the inner wall of a housing is fixed to a first separator plate, and the right side of the inner wall of the housing is fixed to a second separator plate; the outer walls of the first separator plate and the second separator plate are uniformly provided with silencing wedges; a piston is fixed in the cavity of the hydraulic cylinder; a buffer chamber is left between the piston and a major axis rod; a hydraulic cylinder seal cover is fixed to the right end of the hydraulic cylinder; the hydraulic cylinder seal cover is fixed to a locking ring though a spring; the right side of the locking ring is covered by a sound insulation soft cover adapted to the hydraulic cylinder; the major axis rod is movably connected with a drill bit through a bearing seat; and a shock-absorbing rubber sleeve sleeves on the drill bit. The rock drill has simple structure and good noise reduction effect.
Description
Technical field
The present invention relates to hammer drill technical field, be specially a kind of low noise environmental protection hammer drill.
Background technology
Phase early 1960s, the development of German Krupp company is except the hydraulic lithotriptor of practicality, and it is first for Urban Building Construction engineering; Within 1970, first French Montabert company has succeeded in developing the hydraulic gate of First practicality in the world, and drop into very soon batch production, promote the use of; The state such as Sweden, Germany, the U.S., Finland, Japan have developed the hydraulic gate of various model or hydraulic lithotriptor is put on market successively subsequently.Compared with traditional Pneumatic immpacting machinery, hydraulic impact machine has that energy consumption is low, efficiency is high, environment pollution is little, easy to operate, the feature such as easily to be automated, they show huge superiority and vast potential for future development in production practices.
Its operating principle is crashed by rock under the effect of impact force, forms strong impact noise and vibrations.Because hammer drill belongs to light-duty manually-operated machine, operator needs directly to hold with a hand operating grip, and under long period of operation, vibrations and noise will bring the injury on body and mind and healthy hidden danger to operator.
Summary of the invention
The object of the present invention is to provide a kind of low noise environmental protection hammer drill, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme: a kind of low noise environmental protection hammer drill, comprise hydraulic cylinder, the left end of described hydraulic cylinder is fixed with the first in command, and the bottom righthand side of hydraulic cylinder is fixed with the second in command, the described first in command and the second in command include damping spring, the upper surface of described damping spring and soffit are all fixed with and cushion sponge, the outer wall of described buffering sponge is also enclosed with yielding rubber pad, the outer wall of described hydraulic cylinder is also fixed with noise reduction shroud, described noise reduction shroud comprises housing, the first dividing plate is fixed with on the left of the inwall of described housing, second partition is fixed with on the right side of the inwall of described housing, and second partition is positioned at the top of the first dividing plate, the outer wall of described first dividing plate and second partition is evenly provided with noise reduction splitter, the top of described housing also evenly has bloop, the inner chamber of described hydraulic cylinder is fixed with piston, working chamber is left in the left side of described piston, also cushion chamber is left between described piston and long shaft rod, the right-hand member of described hydraulic cylinder is fixed with hydraulic cylinder sealing lid, described hydraulic cylinder sealing lid is fixed with lock ring by spring, the right side of described lock ring is also covered with the soft cover of the sound insulation suitable with hydraulic cylinder, described long shaft rod is connected with drill bit by bearing support, and drill bit is also socketed with shock-absorption rubber sleeve.
Preferably, described piston oil scraper ring part also evenly has oilhole.
Preferably, described buffering sponge is fixedly connected with yielding rubber pad by mode that is bonding or that be spirally connected, and buffering sponge is fixedly connected with damping spring by spring base.
Preferably, the junction of described hydraulic cylinder and the first in command and the second in command is also lined with rubber sheet gasket, and rubber sheet gasket is on the circular bolt being socketed in the first in command and the second in command.
Preferably, the inner chamber of described working chamber and cushion chamber is all marked with hydraulic oil.
Compared with prior art, the invention has the beneficial effects as follows: this low noise environmental protection rock drill design is simple, the first in command and the second in command are by adopting damping spring, cushioning the structure of sponge and yielding rubber pad, effectively can carry out damping noise reduction to this hammer drill, to the working environment that staff one is good; Be fixed with noise reduction shroud at the outer wall of hydraulic cylinder, form loop by dividing plate, and can noise be reduced by the effect of noise reduction splitter; And, in use, the hydraulic oil of buffering intracavitary administration can play good damping, buffering effect to long shaft rod, thus reduce the noise of this hammer drill greatly, and on drill bit, cover has shock-absorption rubber sleeve, serves the effect of damping, buffering equally, thus fundamentally reduces noise, provide a better working environment to staff, use environmental protection more.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is noise reduction shroud structural representation of the present invention;
Fig. 3 is first in command's structural representation of the present invention.
In figure: 1 hydraulic cylinder, 2 first in command, 21 damping springs, 22 buffering sponges, 23 yielding rubber pads, 3 second in command, 4 noise reduction shrouds, 41 housings, 42 first dividing plates, 43 second partitions, 44 noise reduction splitters, 45 bloops, 5 working chambers, 6 pistons, 7 cushion chambers, 8 long shaft rods, 9 hydraulic cylinder sealing lids, the soft cover of 10 sound insulation, 11 springs, 12 lock rings, 13 drill bits, 14 shock-absorption rubber sleeve.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-3, the invention provides a kind of technical scheme: a kind of low noise environmental protection hammer drill, comprise hydraulic cylinder 1, the left end of hydraulic cylinder 1 is fixed with the first in command 2, and the bottom righthand side of hydraulic cylinder 1 is fixed with the second in command 3, hydraulic cylinder 1 is also lined with rubber sheet gasket with the junction of the first in command 2 and the second in command 3, and rubber sheet gasket is on the circular bolt being socketed in the first in command 2 and the second in command 3, rubber sheet gasket also well can play the effect of bumper and absorbing shock, the first in command 2 and the second in command 3 include damping spring 21, the upper surface of damping spring 21 and soffit are all fixed with and cushion sponge 22, the outer wall of buffering sponge 22 is also enclosed with yielding rubber pad 23, sponge 22 is fixedly connected with yielding rubber pad 23 by mode that is bonding or that be spirally connected buffering, and buffering sponge 22 is fixedly connected with damping spring 21 by spring base, the first in command 2 and the second in command 3 are by adopting damping spring 21, the structure of buffering sponge 22 and yielding rubber pad 23, effectively can carry out damping noise reduction to this hammer drill, to the working environment that staff one is good, the outer wall of hydraulic cylinder 1 is also fixed with noise reduction shroud 4, noise reduction shroud 4 comprises housing 41, the first dividing plate 42 is fixed with on the left of the inwall of housing 41, second partition 43 is fixed with on the right side of the inwall of housing 41, and second partition 43 is positioned at the top of the first dividing plate 42, first dividing plate 42 is evenly provided with noise reduction splitter 44 with the outer wall of second partition 43, the top of housing 41 also evenly has bloop 45, noise reduction shroud 4 is fixed with at the outer wall of hydraulic cylinder 1, loop is formed by dividing plate, and can noise be reduced by the effect of noise reduction splitter 44, the inner chamber of hydraulic cylinder 1 is fixed with piston 6, piston 6 oil scraper ring part also evenly has oilhole, working chamber 5 is left in the left side of piston 6, cushion chamber 7 is also left between piston 6 and long shaft rod 8, working chamber 5 is all marked with hydraulic oil with the inner chamber of cushion chamber 7, the right-hand member of hydraulic cylinder 1 is fixed with hydraulic cylinder sealing lid 9, hydraulic cylinder sealing lid 9 is fixed with lock ring 12 by spring 11, the right side of lock ring 11 is also covered with the soft cover 10 of the sound insulation suitable with hydraulic cylinder 1, long shaft rod 8 is connected with drill bit 13 by bearing support, and drill bit 13 is also socketed with shock-absorption rubber sleeve 14, in use, in cushion chamber 7, the hydraulic oil of injection can play good damping, buffering effect to long shaft rod 8, thus reduce the noise of this hammer drill greatly, and cover has shock-absorption rubber sleeve 14 on drill bit 13, serve the effect of damping, buffering equally, thus fundamentally reduce noise, a better working environment is provided to staff, use environmental protection more.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalents thereof.
Claims (5)
1. a low noise environmental protection hammer drill, comprise hydraulic cylinder (1), it is characterized in that: the left end of described hydraulic cylinder (1) is fixed with the first in command (2), and the bottom righthand side of hydraulic cylinder (1) is fixed with the second in command (3), the described first in command (2) and the second in command (3) include damping spring (21), the upper surface of described damping spring (21) and soffit are all fixed with and cushion sponge (22), the outer wall of described buffering sponge (22) is also enclosed with yielding rubber pad (23), the outer wall of described hydraulic cylinder (1) is also fixed with noise reduction shroud (4), described noise reduction shroud (4) comprises housing (41), the first dividing plate (42) is fixed with on the left of the inwall of described housing (41), second partition (43) is fixed with on the right side of the inwall of described housing (41), and second partition (43) is positioned at the top of the first dividing plate (42), described first dividing plate (42) is evenly provided with noise reduction splitter (44) with the outer wall of second partition (43), the top of described housing (41) also evenly has bloop (45), the inner chamber of described hydraulic cylinder (1) is fixed with piston (6), working chamber (5) is left in the left side of described piston (6), cushion chamber (7) is also left between described piston (6) and long shaft rod (8), the right-hand member of described hydraulic cylinder (1) is fixed with hydraulic cylinder sealing lid (9), described hydraulic cylinder sealing lid (9) is fixed with lock ring (12) by spring (11), the right side of described lock ring (11) is also covered with the sound insulation soft cover (10) suitable with hydraulic cylinder (1), described long shaft rod (8) is connected with drill bit (13) by bearing support, and drill bit (13) is also socketed with shock-absorption rubber sleeve (14).
2. a kind of low noise environmental protection hammer drill according to claim 1, is characterized in that: described piston (6) oil scraper ring part also evenly has oilhole.
3. a kind of low noise environmental protection hammer drill according to claim 1, it is characterized in that: described buffering sponge (22) is fixedly connected with yielding rubber pad (23) by mode that is bonding or that be spirally connected, and buffering sponge (22) is fixedly connected with damping spring (21) by spring base.
4. a kind of low noise environmental protection hammer drill according to claim 1, it is characterized in that: described hydraulic cylinder (1) is also lined with rubber sheet gasket with the junction of the first in command (2) and the second in command (3), and rubber sheet gasket is on the circular bolt being socketed in the first in command (2) and the second in command (3).
5. a kind of low noise environmental protection hammer drill according to claim 1, is characterized in that: described working chamber (5) is all marked with hydraulic oil with the inner chamber of cushion chamber (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510840943.XA CN105370278B (en) | 2015-11-27 | 2015-11-27 | A kind of low noise environmental protection rock drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510840943.XA CN105370278B (en) | 2015-11-27 | 2015-11-27 | A kind of low noise environmental protection rock drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105370278A true CN105370278A (en) | 2016-03-02 |
| CN105370278B CN105370278B (en) | 2018-02-16 |
Family
ID=55372835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510840943.XA Expired - Fee Related CN105370278B (en) | 2015-11-27 | 2015-11-27 | A kind of low noise environmental protection rock drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105370278B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246176A (en) * | 2016-09-05 | 2016-12-21 | 广州市中潭空气净化科技有限公司 | A kind of intelligent rock drilling equipment for rock-cut |
| CN106812466A (en) * | 2017-01-17 | 2017-06-09 | 武汉工程大学 | Underground mining digging laneway reduction noise method |
| CN109291257A (en) * | 2018-10-30 | 2019-02-01 | 中铁十局集团第五工程有限公司 | The quick method for dismounting of tunnel lining concrete |
| CN112267837A (en) * | 2020-09-08 | 2021-01-26 | 胡强 | Hard alloy percussion bit |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86206763U (en) * | 1986-09-08 | 1988-11-16 | 周文权 | Vibration damping hammer drill |
| JPH109999A (en) * | 1996-06-21 | 1998-01-16 | Nishi Nippon Ryutai Giken:Kk | Circular flow water tank equipped with straight permeation type multilayered sound absorbing chamber |
| CN201321815Y (en) * | 2008-12-29 | 2009-10-07 | 李永胜 | Shock-absorbing handle for high-speed rock drill |
| CN102747848A (en) * | 2012-07-05 | 2012-10-24 | 苏州岸肯电子科技有限公司 | Silencing room |
| CN202706903U (en) * | 2012-06-29 | 2013-01-30 | 湘潭风动机械有限公司 | Noise reduction damping device of jackdrill |
| CN103474057A (en) * | 2013-09-13 | 2013-12-25 | 苏州岸肯电子科技有限公司 | Silencing chamber |
| CN103670263A (en) * | 2013-12-09 | 2014-03-26 | 淮南矿业(集团)有限责任公司 | Novel shake-proof noise-reduction rock drill |
-
2015
- 2015-11-27 CN CN201510840943.XA patent/CN105370278B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86206763U (en) * | 1986-09-08 | 1988-11-16 | 周文权 | Vibration damping hammer drill |
| JPH109999A (en) * | 1996-06-21 | 1998-01-16 | Nishi Nippon Ryutai Giken:Kk | Circular flow water tank equipped with straight permeation type multilayered sound absorbing chamber |
| CN201321815Y (en) * | 2008-12-29 | 2009-10-07 | 李永胜 | Shock-absorbing handle for high-speed rock drill |
| CN202706903U (en) * | 2012-06-29 | 2013-01-30 | 湘潭风动机械有限公司 | Noise reduction damping device of jackdrill |
| CN102747848A (en) * | 2012-07-05 | 2012-10-24 | 苏州岸肯电子科技有限公司 | Silencing room |
| CN103474057A (en) * | 2013-09-13 | 2013-12-25 | 苏州岸肯电子科技有限公司 | Silencing chamber |
| CN103670263A (en) * | 2013-12-09 | 2014-03-26 | 淮南矿业(集团)有限责任公司 | Novel shake-proof noise-reduction rock drill |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246176A (en) * | 2016-09-05 | 2016-12-21 | 广州市中潭空气净化科技有限公司 | A kind of intelligent rock drilling equipment for rock-cut |
| CN106246176B (en) * | 2016-09-05 | 2018-09-25 | 福州市长乐区三互信息科技有限公司 | A kind of intelligent rock drilling equipment for rock-cut |
| CN106812466A (en) * | 2017-01-17 | 2017-06-09 | 武汉工程大学 | Underground mining digging laneway reduction noise method |
| CN109291257A (en) * | 2018-10-30 | 2019-02-01 | 中铁十局集团第五工程有限公司 | The quick method for dismounting of tunnel lining concrete |
| CN109291257B (en) * | 2018-10-30 | 2021-04-23 | 中铁十一局集团第五工程有限公司 | Method for quickly removing tunnel lining concrete |
| CN112267837A (en) * | 2020-09-08 | 2021-01-26 | 胡强 | Hard alloy percussion bit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105370278B (en) | 2018-02-16 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20181127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |