CN111364545A - Shock attenuation hydraulic breaking hammer - Google Patents
Shock attenuation hydraulic breaking hammer Download PDFInfo
- Publication number
- CN111364545A CN111364545A CN202010196883.3A CN202010196883A CN111364545A CN 111364545 A CN111364545 A CN 111364545A CN 202010196883 A CN202010196883 A CN 202010196883A CN 111364545 A CN111364545 A CN 111364545A
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- Prior art keywords
- piece
- connecting piece
- breaking hammer
- protective cover
- rod
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/305—Arrangements for breaking-up hard ground
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
A shock absorption hydraulic breaking hammer comprises a breaking hammer body, a protective cover, a shock absorption device and a shock absorption ball; the bottom of the breaking hammer body is provided with a drill rod, and the peripheral surface of the breaking hammer body is provided with a first fixing piece; the top of the protective cover is connected with the first fixing piece; the drill rod is positioned in the protective cover, and the buffer plate is positioned at the periphery of the drill rod; the guide rod is horizontally arranged on the protective cover and positioned in the guide groove, and the sliding piece is connected with the guide rod in a sliding manner; the connecting rod is connected with the sliding piece and the buffer plate; the second fixing piece is connected with the breaking hammer body and the first connecting piece; the damping ball is connected with the first connecting piece and the second connecting piece; the damping device comprises a third connecting piece, a fourth connecting piece, a first limiting piece, a third elastic piece, an inserted rod, a second limiting piece and a fourth elastic piece. The invention not only has the protection performance and can effectively prevent the stones from splashing around to hurt nearby people in the crushing process, but also has excellent shock absorption performance, effectively prevents the device from being damaged due to the counter-impact force and obviously prolongs the service life of the device.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a damping hydraulic breaking hammer.
Background
Hydraulic breaking hammer is with hydrostatic pressure as power, drive piston reciprocating motion, high-speed striking drill rod during the piston stroke, by broken ore of drill rod or concrete etc., hydraulic breaking hammer who uses at present is owing to not having damping device, buffering shock attenuation effect is poor, can produce violent vibration when the drill rod striking treats broken thing, huge counter impact force causes the breaking hammer to damage easily, bring adverse effect to the life of breaking hammer, and the stone that produces in the crushing process can splash everywhere, cause the injury to near personnel easily, wait to improve.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides the damping hydraulic breaking hammer which not only has the protection performance and the excellent damping performance and can effectively prevent nearby personnel from being injured by splashing stones in the breaking process, but also can effectively prevent the device from being damaged due to the impact force, and obviously prolong the service life of the device.
(II) technical scheme
The invention provides a damping hydraulic breaking hammer, which comprises a breaking hammer body, a protective cover, a first connecting piece, a second connecting piece, a buffer plate, a connecting rod, a guide rod, a sliding piece, a damping device and a damping ball, wherein the first connecting piece is arranged on the first connecting piece;
the bottom of the breaking hammer body is provided with a drill rod, and the peripheral surface of the breaking hammer body is provided with a first fixing piece; the protective cover is sleeved on the breaking hammer body, and the top of the protective cover is connected with the first fixing piece; the drill rod is positioned in the protective cover, and the buffer plate is positioned in the protective cover and positioned at the periphery of the drill rod; a guide groove is horizontally arranged on the protective cover, the guide rod is horizontally arranged on the protective cover and is positioned in the guide groove, and the sliding part is positioned in the guide groove and is in sliding connection with the guide rod; the connecting rod is vertically arranged and connected with the sliding piece and the buffer plate;
the first connecting piece is horizontally arranged above the breaking hammer body, and the second fixing piece is connected with the breaking hammer body and the first connecting piece; the second connecting piece is horizontally arranged above the first connecting piece, and the damping ball is connected with the first connecting piece and the second connecting piece;
the damping device comprises a third connecting piece, a fourth connecting piece, a first limiting piece, a third elastic piece, an inserted rod, a second limiting piece and a fourth elastic piece; the third connecting piece is vertically arranged on the second connecting piece, and a first limiting groove with a downward opening is vertically arranged on the third connecting piece; the fourth connecting piece is vertically arranged on the first connecting piece and is upwards inserted into the third connecting piece, and a second limiting groove with an upward opening is vertically arranged on the fourth connecting piece; the inserted link is vertically arranged in the third connecting piece and is downwards inserted into the fourth connecting piece, the first limiting piece is arranged on the fourth connecting piece and is positioned in the first limiting groove, and the third elastic piece is sleeved on the inserted link and is connected with the third connecting piece and the first limiting piece; the second limiting piece is arranged in the second limiting groove in a sliding mode and connected with the inserted rod, and the fourth elastic piece is vertically arranged in the fourth connecting piece and connected with the second limiting piece.
Preferably, the device further comprises a first locking member; be equipped with the screw hole on the first mounting, correspond on the shield and set up the ascending thread groove of opening, first mounting of first retaining member threaded connection and shield.
Preferably, the device further comprises a second locking member; and the second connecting piece is provided with a threaded hole, the crushing machine is correspondingly provided with a threaded hole, and the second locking piece is in threaded connection with the second connecting piece and the crushing machine.
Preferably, the number of the shock absorbing devices is multiple.
Preferably, the number of baffle plates is in groups and distributed in an annular array around the drill rod.
Preferably, the first elastic member, the second elastic member, the third elastic member and the fourth elastic member are springs.
Preferably, the shock absorbing ball is a rubber air bag.
Preferably, the buffer plate is made of a rubber material.
Preferably, the number of the shock absorbing balls is one or more.
The technical scheme of the invention has the following beneficial technical effects:
the drill rod is aligned with the object to be crushed, the drill rod is rapidly ejected out by the crushing hammer body through an internal hydraulic system and impacts the object to be crushed, and the object to be crushed is crushed by the impact force of the drill rod; the protective cover plays a role in protection, and effectively prevents stones in the crushing process from splashing around to hurt operators and nearby persons; the first elastic piece plays a primary buffering role, the connecting rod drives the sliding piece to move along the guide rod, and the second elastic piece buffers the impact force of the stones again, so that the stones are effectively prevented from carrying huge impact force to directly impact the protective cover, a good protection effect is achieved on the protective cover, and the service life of the protective cover is obviously prolonged;
when the drill rod impacts an object to be crushed and returns, a large counter impact force can be generated, and the damping balls are elastically deformed to primarily buffer the counter impact force; first locating part slides at first spacing inslot, and the second locating part slides at the second spacing inslot, and corresponding deformation takes place for third elastic component and fourth elastic component in order to cushion the counter-impact force once more, and the shock attenuation effect is splendid, prevents effectively that quartering hammer body and drill rod from damaging, is showing the life who has improved the device, is fit for using widely.
Drawings
Fig. 1 is a schematic structural diagram of a shock-absorbing hydraulic breaking hammer according to the present invention.
Fig. 2 is a front view of a shock-absorbing hydraulic breaking hammer according to the present invention.
Fig. 3 is a partially enlarged view of a portion a of a shock-absorbing hydraulic breaking hammer according to the present invention.
Fig. 4 is a schematic structural diagram of a damping device in a damping hydraulic breaking hammer according to the present invention.
Fig. 5 is a schematic structural view (bottom view) of a protection cover in the damping hydraulic breaking hammer according to the present invention.
Reference numerals: 1. a breaking hammer body; 2. a drill rod; 3. a protective cover; 4. a first connecting member; 5. a second connecting member; 6. a first fixing member; 7. a second fixing member; 8. a buffer plate; 9. a first elastic member; 10. a first locking member; 11. a connecting rod; 12. a guide bar; 13. a guide groove; 14. a slider; 15. a second elastic member; 16. a second locking member; 17. a damping device; 18. a shock absorbing ball; 19. a third connecting member; 20. a fourth connecting member; 21. a first limit piece; 22. a third elastic member; 23. inserting a rod; 24. a first limit groove; 25. a second limit groove; 26. a second limiting member; 27. and a fourth elastic member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the damping hydraulic breaking hammer provided by the invention comprises a breaking hammer body 1, a protective cover 3, a first connecting piece 4, a second connecting piece 5, a buffer plate 8, a connecting rod 11, a guide rod 12, a sliding piece 14, a damping device 17 and a damping ball 18;
the bottom of the breaking hammer body 1 is provided with a drill rod 2, and the peripheral surface of the breaking hammer body is provided with a first fixing piece 6; the protective cover 3 is sleeved on the breaking hammer body 1, and the top of the protective cover 3 is connected with the first fixing piece 6; the drill rod 2 is positioned in the protective cover 3, and the buffer plate 8 is positioned in the protective cover 3 and is positioned at the periphery of the drill rod 2; a guide groove 13 is horizontally arranged on the protective cover 3, a guide rod 12 is horizontally arranged on the protective cover 3 and is positioned in the guide groove 13, and a sliding part 14 is positioned in the guide groove 13 and is in sliding connection with the guide rod 12; the connecting rod 11 is vertically arranged and connected with the sliding part 14 and the buffer plate 8; the number of the buffer plates 8 is multiple and the buffer plates are distributed around the drill rod 2 in an annular array;
the first connecting piece 4 is horizontally arranged above the breaking hammer body 1, and the second fixing piece 7 is connected with the breaking hammer body 1 and the first connecting piece 4; the second connecting piece 5 is horizontally arranged above the first connecting piece 4, and the damping ball 18 is connected with the first connecting piece 4 and the second connecting piece 5; the number of the shock absorption balls 18 is one or more groups;
the number of the damping devices 17 is multiple, and each damping device 17 comprises a third connecting piece 19, a fourth connecting piece 20, a first limiting piece 21, a third elastic piece 22, an inserted rod 23, a second limiting piece 26 and a fourth elastic piece 27; the third connecting piece 19 is vertically arranged on the second connecting piece 5, and a first limiting groove 24 with a downward opening is vertically arranged on the third connecting piece 19; the fourth connecting piece 20 is vertically arranged on the first connecting piece 4 and is upwards inserted into the third connecting piece 19, and a second limiting groove 25 with an upward opening is vertically arranged on the fourth connecting piece 20; the inserted link 23 is vertically arranged in the third connecting piece 19 and is inserted into the fourth connecting piece 20 downward, the first limiting piece 21 is arranged on the fourth connecting piece 20 and is positioned in the first limiting groove 24, and the third elastic piece 22 is sleeved on the inserted link 23 and is connected with the third connecting piece 19 and the first limiting piece 21; the second limiting member 26 is slidably disposed in the second limiting groove 25 and connected to the insertion rod 23, and the fourth elastic member 27 is vertically disposed in the fourth connecting member 20 and connected to the second limiting member 26.
In an alternative embodiment, a first locking member 10 is also included; the first fixing piece 6 is provided with a threaded hole, the protective cover 3 is correspondingly provided with a threaded groove with an upward opening, and the first locking piece 10 is in threaded connection with the first fixing piece 6 and the protective cover 3. In operation, through screwing or unscrewing first retaining member 10, realize the installation and the dismantlement to protection casing 3, conveniently maintain and change protection casing 3, guarantee result of use.
In an alternative embodiment, a second locking member 16 is also included; the second connecting piece 5 is provided with a threaded hole, the crushing machine is correspondingly provided with a threaded hole, and the second locking piece 16 is in threaded connection with the second connecting piece 5 and the crushing machine. In operation, through screwing or unscrewing second retaining member 16, realize the installation and the dismantlement to second connecting piece 5, conveniently be connected the quartering hammer with crushing machine and separate, help using.
In an alternative embodiment, first locking member 10 and second locking member 16 are bolts.
In an alternative embodiment, the first elastic member 9, the second elastic member 15, the third elastic member 22 and the fourth elastic member 27 are springs.
In an alternative embodiment, the damping ball 18 is a rubber air bag, so that the damping effect is good, the damping ball is corrosion-resistant, is not easy to damage and has a long service life.
In an optional embodiment, the buffer plate 8 is made of rubber materials, so that the buffer plate can play a good role in buffering splashed stones, effectively reduces damage to the buffer plate 8 caused by impact force, and is beneficial to prolonging the service life.
When the hammer is used, the drill rod 2 is aligned to an object to be crushed, the hammer body 1 enables the drill rod 2 to be ejected out quickly through an internal hydraulic system and to impact the object to be crushed, and the impact force of the drill rod 2 enables the object to be crushed; the protective cover 3 plays a role in protection, and effectively prevents stones in the crushing process from splashing around to hurt operators and nearby persons; the stones splashed in the crushing process strike the buffer plate 8, the first elastic piece 9 plays a primary buffering role, the connecting rod 11 drives the sliding piece 14 to move along the guide rod 12, the second elastic piece 15 buffers the impact force of the stones again, the stones are effectively prevented from carrying huge impact force to directly strike the protective cover 3, the protective cover 3 is well protected, and the service life of the protective cover 3 is obviously prolonged;
when the drill rod 2 impacts an object to be crushed and returns, a large counter impact force is generated, and the damping ball 18 is elastically deformed to primarily buffer the counter impact force; first locating part 21 slides in first spacing groove 24, and second locating part 26 slides in second spacing groove 25, and corresponding deformation takes place for third elastic component 22 and fourth elastic component 27 and cushions the counter-impact force once more, and the shock attenuation effect is splendid, effectively prevents the quartering hammer body 1 and drill rod 2 damage, is showing the life who has improved the device, is fit for using widely.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. A damping hydraulic breaking hammer is characterized by comprising a breaking hammer body (1), a protective cover (3), a first connecting piece (4), a second connecting piece (5), a buffer plate (8), a connecting rod (11), a guide rod (12), a sliding piece (14), a damping device (17) and a damping ball (18);
the bottom of the breaking hammer body (1) is provided with a drill rod (2), and the peripheral surface of the breaking hammer body is provided with a first fixing piece (6); the protective cover (3) is sleeved on the breaking hammer body (1), and the top of the protective cover (3) is connected with the first fixing piece (6); the drill rod (2) is positioned in the protective cover (3), and the buffer plate (8) is positioned in the protective cover (3) and is positioned at the periphery of the drill rod (2); a guide groove (13) is horizontally arranged on the protective cover (3), a guide rod (12) is horizontally arranged on the protective cover (3) and is positioned in the guide groove (13), and a sliding part (14) is positioned in the guide groove (13) and is in sliding connection with the guide rod (12); the connecting rod (11) is vertically arranged and connected with the sliding part (14) and the buffer plate (8);
the first connecting piece (4) is horizontally arranged above the breaking hammer body (1), and the second fixing piece (7) is connected with the breaking hammer body (1) and the first connecting piece (4); the second connecting piece (5) is horizontally arranged above the first connecting piece (4), and the damping ball (18) is connected with the first connecting piece (4) and the second connecting piece (5);
the damping device (17) comprises a third connecting piece (19), a fourth connecting piece (20), a first limiting piece (21), a third elastic piece (22), an inserted rod (23), a second limiting piece (26) and a fourth elastic piece (27); the third connecting piece (19) is vertically arranged on the second connecting piece (5), and a first limiting groove (24) with a downward opening is vertically arranged on the third connecting piece (19); the fourth connecting piece (20) is vertically arranged on the first connecting piece (4) and is upwards inserted into the third connecting piece (19), and a second limiting groove (25) with an upward opening is vertically arranged on the fourth connecting piece (20); the inserted bar (23) is vertically arranged in the third connecting piece (19) and is downwards inserted into the fourth connecting piece (20), the first limiting piece (21) is arranged on the fourth connecting piece (20) and is positioned in the first limiting groove (24), and the third elastic piece (22) is sleeved on the inserted bar (23) and is connected with the third connecting piece (19) and the first limiting piece (21); the second limiting piece (26) is arranged in the second limiting groove (25) in a sliding mode and connected with the inserted rod (23), and the fourth elastic piece (27) is vertically arranged in the fourth connecting piece (20) and connected with the second limiting piece (26).
2. A damped hydraulic breaking hammer according to claim 1, further comprising a first locking member (10); be equipped with the screw hole on first mounting (6), correspond on protection casing (3) and set up the ascending thread groove of opening, first mounting (6) of first retaining member (10) threaded connection and protection casing (3).
3. A damped hydraulic demolition hammer according to claim 1 further comprising a second locking member (16); and a threaded hole is formed in the second connecting piece (5), a threaded hole is correspondingly formed in the crushing machine, and the second locking piece (16) is in threaded connection with the second connecting piece (5) and the crushing machine.
4. A shock-absorbing hydraulic breaking hammer according to claim 1, characterised in that the number of shock-absorbing devices (17) is several.
5. A shock-absorbing hydraulic breaking hammer according to claim 1, characterised in that the number of damping plates (8) is several and distributed in an annular array around the drill rod (2).
6. A damped hydraulic breaking hammer according to claim 1, characterised in that the first (9), second (15), third (22) and fourth (27) elastic members are springs.
7. A damped hydraulic demolition hammer according to claim 1 wherein the damping ball (18) is a rubber bladder.
8. A damped hydraulic breaking hammer according to claim 1, characterised in that the damping plate (8) is made of rubber material.
9. A shock-absorbing hydraulic breaking hammer according to claim 1, characterised in that the number of shock-absorbing balls (18) is one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010196883.3A CN111364545A (en) | 2020-03-19 | 2020-03-19 | Shock attenuation hydraulic breaking hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010196883.3A CN111364545A (en) | 2020-03-19 | 2020-03-19 | Shock attenuation hydraulic breaking hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111364545A true CN111364545A (en) | 2020-07-03 |
Family
ID=71204454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010196883.3A Pending CN111364545A (en) | 2020-03-19 | 2020-03-19 | Shock attenuation hydraulic breaking hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111364545A (en) |
-
2020
- 2020-03-19 CN CN202010196883.3A patent/CN111364545A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200703 |