CN107587847B - Damping device and drilling jumbo - Google Patents
Damping device and drilling jumbo Download PDFInfo
- Publication number
- CN107587847B CN107587847B CN201710960512.6A CN201710960512A CN107587847B CN 107587847 B CN107587847 B CN 107587847B CN 201710960512 A CN201710960512 A CN 201710960512A CN 107587847 B CN107587847 B CN 107587847B
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- China
- Prior art keywords
- damping
- block
- shock absorption
- fixed seat
- hole
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Links
- 238000013016 damping Methods 0.000 title claims abstract description 50
- 238000005553 drilling Methods 0.000 title abstract description 18
- 230000035939 shock Effects 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 239000011435 rock Substances 0.000 description 14
- 239000000428 dust Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Landscapes
- Vibration Dampers (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses damping equipment which comprises a support, a fixed seat and a damping block, wherein an installation cavity is formed in the support, the front end of the fixed seat is connected with the damping block, the rear end of the fixed seat is arranged in the installation cavity in a sliding mode, and a limiting mechanism capable of moving in the front-rear direction is arranged between the rear end of the fixed seat and the installation cavity. The invention also provides a drilling trolley. When the shock absorption equipment is specifically implemented, when the front end of the shock absorption block is worn and thinned, a worker can drag the fixing seat to move towards the front end direction of the mounting cavity, so that the shock absorption block is pushed forward to make up for the thickness thinned before, the shock absorption effect of the shock absorption block is ensured, the original shock absorption effect of the shock absorption block can be maintained without replacing the shock absorption block, the production cost can be reduced, the replacement time can be saved, and the production efficiency is improved.
Description
Technical Field
The invention relates to the field of engineering machinery, in particular to damping equipment and a drilling trolley.
Background
A drill jumbo, also called a drilling jumbo, is a kind of rock drilling equipment often used in tunnel and underground works construction, and generally comprises drill rods, telescopic booms (bearing, positioning and propelling mechanisms of the drill), a car body, a travelling mechanism and other necessary auxiliary equipment. When the drilling trolley works, the drill rod acts under the control of the impact mechanism, the drill rod rotating mechanism and the like, and drives the drill bit to rotate continuously to impact, so that the drill bit continuously impacts rock according to design requirements, and meanwhile, the dust discharging mechanism is utilized to discharge stone dust, so that a blast hole can be drilled, and the drilling trolley is very convenient and quick. In addition, the drill jumbo can move and simultaneously support a plurality of drills to perform operations of a plurality of blast holes together, and thus, the drill jumbo is widely used in drilling work of various holes.
In the implementation process of the drilling jumbo, because the rock stratum is required to be continuously drilled and rotated, the counter-vibration force born by the drilling jumbo is very large, so that corresponding damping devices are often installed at a plurality of positions on the drilling jumbo, and the damping devices above a drill rod belong to one of indispensable components. In the existing design, the drill rod on the drill jumbo is generally slidably mounted on the push beam, and when the drill rod drills, the drill rod is always required to be positioned first every time, in the process, the drill rod is required to move along the opposite direction of a hole to be drilled, at the moment, the tail end of the drill rod is always easy to collide with the rock wall in the tunnel, and therefore, special damping equipment is generally arranged at the tail end of the drill rod and is in contact with the rock wall before the drill rod, so that the drill rod is prevented from colliding with the rock wall and buffering is provided.
In actual operation, since the damping block on the damping device needs to be frequently worn and impacted by the rock wall, the damping block is easy to thin, once the end part of the damping block is worn and shortened into the tail end of the drill rod, the tail end of the drill rod is contacted with the rock wall before the damping block, so that the damping device loses the original damping effect, and the damping block is generally replaced integrally by the method adopted in the prior art, so that the production cost is increased, a great amount of maintenance and replacement time is also required, and the production efficiency is obviously reduced.
Disclosure of Invention
The invention aims to solve the technical problem of providing the damping equipment, which can keep the original damping effect without replacing the damping block by the structural design thereof, thereby reducing the production cost, saving the replacement time and improving the production efficiency.
The utility model provides a shock-absorbing device, includes support, fixing base and snubber block, be provided with the installation cavity on the support, the fixing base front end with the snubber block is connected, the fixing base rear end slides and sets up in the installation cavity, the fixing base rear end with be provided with between the installation cavity and follow the stop gear that the fore-and-aft direction removed.
Preferably, the limiting mechanism comprises a limiting hole and a locking bolt, wherein mutually matched limiting holes are formed in the side wall of the mounting cavity and the fixing base, at least two limiting holes which are arranged at intervals are formed in the side wall of the mounting cavity or/and the fixing base along the sliding direction of the fixing base, and the locking bolt is arranged in the limiting hole.
Preferably, the mounting cavity is a Kong Zhuangan mounting cavity, and the fixing seat is a cylindrical fixing seat.
Preferably, a connecting plate is arranged between the shock absorption block and the front end of the fixing seat, and a connecting bolt is arranged between the shock absorption block and the connecting plate.
Preferably, a through hole is formed in the connecting plate, and the connecting bolt penetrates through the through hole from the rear end of the connecting plate and is fixed inside the shock absorption block.
Preferably, a sealing plate is arranged at the rear end of the mounting cavity.
Preferably, a damping sleeve is arranged above the support, a through hole for mounting an external drill rod is formed in the axial direction of the damping sleeve, and the axial direction of the through hole is the same as the sliding direction of the fixing seat.
Preferably, a limit cover is arranged above the damping sleeve.
Preferably, a groove is formed in the side wall below the damping sleeve, a protruding block is arranged on the outer wall above the support, and the groove is matched with the protruding block.
The invention also provides a drilling trolley, wherein the damping equipment of any one of the above devices is arranged on the drilling trolley.
The beneficial effects of the invention are as follows: when the shock absorption equipment is specifically implemented, when the front end of the shock absorption block is worn and thinned, a worker can drag the fixing seat to move towards the front end direction of the mounting cavity, so that the shock absorption block is pushed forward to make up for the thickness thinned before, the shock absorption effect of the shock absorption block is ensured, the original shock absorption effect of the shock absorption block can be maintained without replacing the shock absorption block, the production cost can be reduced, the replacement time can be saved, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an overall structure of a shock absorbing device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a shock-absorbing device according to an embodiment of the present invention when a shock-absorbing block is pushed forward.
Detailed Description
In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments.
All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "front end", "rear end", "above", "below", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1 and 2, fig. 1 and 2 provide an embodiment of a shock absorbing device according to the present invention, wherein fig. 1 is a schematic view of the overall structure of a shock absorbing device according to an embodiment of the present invention; fig. 2 is a schematic diagram of a shock-absorbing device according to an embodiment of the present invention when a shock-absorbing block is pushed forward.
As shown in fig. 1 and 2, the present invention provides a shock absorbing device which completely replaces the design concept of the shock absorbing device of the prior art, which requires the integral replacement of a shock absorbing block. The damping device comprises a bracket 1, a fixed seat 2, a damping block 3, a limiting hole 4 and a locking bolt 5. Wherein, the limiting hole 4 and the locking bolt 5 form a limiting mechanism which can move along the front-back direction.
In this embodiment, the shock absorbing device comprises a bracket 1, and the bracket 1 is used for providing an integral supporting effect for the installation of other mechanisms of the shock absorbing device. The damping device of the invention can be used for being arranged on a drill jumbo to prevent the tail end of a drill rod from being damaged by collision with a rock wall, and particularly, the bracket 1 is generally arranged on a propelling beam of the drill jumbo in a sliding manner. The fixing seat 2 is a mounting mechanism of the shock absorption block 3. The damper 3 is used to provide a cushioning effect and at the same time to provide a supporting effect for the whole drill boom when the damper 3 is brought to bear against the rock wall.
The support 1 is provided with an installation cavity 101, the front end of the fixing base 2 is connected with the shock absorber 3, the rear end of the fixing base 2 is slidably arranged in the installation cavity 101, in the drawing, the front end of the fixing base 2 is in the left side direction, the rear end of the fixing base 2 is in the right side direction, so that the fixing base 2 can slide in the installation cavity 101, and the shock absorber 3 is driven to slide so as to control the extending length of the front end of the shock absorber 3.
The bracket 1 and the fixed seat 2 are provided with mutually matched limiting holes 4, the bracket 1 or/and the fixed seat 2 are provided with at least two limiting holes 4 which are arranged at intervals along the sliding direction of the fixed seat 2, and locking bolts 5 are arranged in the limiting holes 4. In this embodiment, two spacing holes 4 are arranged at intervals on the bracket 1, a spacing hole 4 is arranged on the fixing seat 2, and when the spacing hole 4 on the fixing seat 2 is aligned with one of the spacing holes 4 on the bracket 1, the locking bolt 5 can be inserted into the spacing hole for locking, thereby realizing the control of the extension length of the shock absorber 3.
During the concrete implementation, once the wearing and tearing of snubber block 3 front end appears when thinning, the staff can drag fixing base 2 to the removal of installation cavity 101 front end direction to make snubber block 3 forward top in order to compensate the thickness of previous attenuation, ensure snubber block 3's shock attenuation effect, need not to change snubber block 3 just can keep its original shock attenuation effect, can reduce manufacturing cost, can practice thrift the change time again, improve production efficiency.
In this embodiment, in order to better facilitate the sliding of the fixing base 2 in the mounting cavity 101, and ensure the stability of the fixing base 2 during sliding, and prevent the axial swing of the fixing base 2, the mounting cavity 101 is preferably a Kong Zhuangan cavity, and the fixing base 2 is preferably a cylindrical fixing base.
In this embodiment, in order to facilitate the connection of the damper 3, preferably, a connection plate 6 is disposed between the damper 3 and the front end of the fixing base 2. In order to better achieve a stable connection of the damper mass 3, a connecting bolt 7 is arranged between the damper mass 3 and the connecting plate 6.
Considering that the working environment of the equipment is often severe, if the connecting bolt 7 is installed towards the outside, dust and slag stones generated in the rock drilling process easily block the pore canal at the connecting bolt 7, so that the disassembly and maintenance are very difficult, in this embodiment, a through hole is formed in the connecting plate 6, and the connecting bolt 7 passes through the through hole from the rear end of the connecting plate 6 and is fixed inside the shock absorbing block 3. The rear end of the installation cavity 101 is provided with a sealing plate 8. So, connecting bolt 7 head is wrapped up by snubber block 3, and connecting bolt 7 afterbody is hidden completely inside snubber assembly, and outside dust etc. can't be with connecting bolt 7 installation department contact, can effectively avoid the emergence of jam condition. During installation, the connecting bolts 7 are inserted into the installation cavity 101, and after the connecting bolts 7 are installed, the sealing plates 8 can be assembled, so that the sealing performance of the damping equipment is further ensured, and dust is prevented from entering the damping equipment.
In this embodiment, in order to further facilitate the installation of the drill rod 10 and simultaneously slow down the vibration in the radial direction of the drill rod 10, preferably, a damping sleeve 9 is disposed above the support 1, the axial direction of the damping sleeve 9 is provided with a through hole for the installation of the external drill rod 10, and the axial direction of the through hole is the same as the sliding direction of the fixing seat 2.
In this embodiment, to facilitate the limitation of the position of the damping sleeve 9, it is preferable that a limit cover 11 is disposed above the damping sleeve 9.
In this embodiment, to further facilitate the alignment installation between the damping sleeve 9 and the support 1, it is ensured that the tail end of the drill rod 10 does not exceed the front end area of the damping block 3 when moving, so as to ensure that the damping block 3 contacts with the rock wall before the tail end of the drill rod 10, preferably, a groove 12 is provided on the side wall below the damping sleeve 3, a bump 13 is provided on the outer wall above the support 1, and the groove 12 and the bump 13 are mutually matched.
The invention also provides a drilling trolley, wherein the damping equipment of any one of the above devices is arranged on the drilling trolley. Therefore, the drill jumbo can effectively prevent the drill rod from being impacted with the rock wall, and better buffering effect is provided.
The shock absorbing device and the rock drilling jumbo provided by the invention are described in detail. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (7)
1. The damping equipment is characterized by comprising a bracket, a fixed seat and a damping block, wherein an installation cavity is formed in the bracket, the front end of the fixed seat is connected with the damping block, the rear end of the fixed seat is slidably arranged in the installation cavity, and a limiting mechanism capable of moving along the front-rear direction is arranged between the rear end of the fixed seat and the installation cavity;
a connecting plate is arranged between the damping block and the front end of the fixed seat, and a connecting bolt is arranged between the damping block and the connecting plate;
the connecting plate is provided with a through hole, and the connecting bolt penetrates through the through hole from the rear end of the connecting plate and is fixed in the damping block;
and a sealing plate is arranged at the rear end of the mounting cavity.
2. The damping device according to claim 1, wherein the limiting mechanism comprises a limiting hole and a locking bolt, mutually matched limiting holes are formed in the side wall of the mounting cavity and the fixing base, at least two limiting holes which are arranged at intervals are formed in the side wall of the mounting cavity or/and the fixing base along the sliding direction of the fixing base, and the locking bolt is arranged in the limiting holes.
3. The shock absorbing device as defined in claim 1, wherein the mounting cavity is a Kong Zhuangan mounting cavity and the mounting base is a cylindrical mounting base.
4. The damping device according to claim 1, wherein a damping sleeve is arranged above the bracket, a through hole for mounting an external drill rod is arranged in the axial direction of the damping sleeve, and the axial direction of the through hole is the same as the sliding direction of the fixing seat.
5. The shock absorbing device as defined in claim 4, wherein a limit cap is provided above the shock absorbing sleeve.
6. The shock absorbing device as claimed in claim 4, wherein a groove is provided on a lower side wall of the shock absorbing sleeve, and a protrusion is provided on an upper outer wall of the bracket, and the groove is matched with the protrusion.
7. A drill rig, characterized in that the drill rig is provided with a damping device according to any one of the preceding claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710960512.6A CN107587847B (en) | 2017-10-16 | 2017-10-16 | Damping device and drilling jumbo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710960512.6A CN107587847B (en) | 2017-10-16 | 2017-10-16 | Damping device and drilling jumbo |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107587847A CN107587847A (en) | 2018-01-16 |
| CN107587847B true CN107587847B (en) | 2024-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710960512.6A Active CN107587847B (en) | 2017-10-16 | 2017-10-16 | Damping device and drilling jumbo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107587847B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113482650A (en) * | 2021-07-07 | 2021-10-08 | 安徽佳乐建设机械有限公司 | Cantilever crane translation structure with high translation precision |
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|---|---|---|---|---|
| JPH10102971A (en) * | 1996-09-10 | 1998-04-21 | Inco Ltd | Fluid pressure driving device of excavator |
| CN202266195U (en) * | 2011-08-16 | 2012-06-06 | 山东黄金矿业(莱州)有限公司三山岛金矿 | Rock drilling advancing beam box type positioning device |
| CN102583185A (en) * | 2011-12-01 | 2012-07-18 | 苏州帝奥电梯有限公司 | Brake damping regulating device |
| CN102979463A (en) * | 2012-11-11 | 2013-03-20 | 陈海斌 | Damping device for cutting drilling machine unit head |
| CN202804256U (en) * | 2012-09-28 | 2013-03-20 | 德州德隆(集团)机床有限责任公司 | Opened type gun-drill rod support |
| CN203044962U (en) * | 2012-11-30 | 2013-07-10 | 陕西金石机械制造有限公司 | Shock absorbing bushing structure |
| CN203050698U (en) * | 2013-01-30 | 2013-07-10 | 张家口宣化华泰矿冶机械有限公司 | Feed mechanism for mine drilling tunnelling |
| CN103628767A (en) * | 2013-11-29 | 2014-03-12 | 长城汽车股份有限公司 | Buffer stopper |
| CN203822933U (en) * | 2014-03-27 | 2014-09-10 | 烟台鲁宝钢管有限责任公司 | Adjustable buffer device |
| CN105201405A (en) * | 2015-09-25 | 2015-12-30 | 中国铁建重工集团有限公司 | Propelling device for jackdrill and drill jumbo |
| CN207332776U (en) * | 2017-10-16 | 2018-05-08 | 湖南五新隧道智能装备股份有限公司 | A kind of shock-absorption device and drill jumbo |
-
2017
- 2017-10-16 CN CN201710960512.6A patent/CN107587847B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10102971A (en) * | 1996-09-10 | 1998-04-21 | Inco Ltd | Fluid pressure driving device of excavator |
| CN202266195U (en) * | 2011-08-16 | 2012-06-06 | 山东黄金矿业(莱州)有限公司三山岛金矿 | Rock drilling advancing beam box type positioning device |
| CN102583185A (en) * | 2011-12-01 | 2012-07-18 | 苏州帝奥电梯有限公司 | Brake damping regulating device |
| CN202804256U (en) * | 2012-09-28 | 2013-03-20 | 德州德隆(集团)机床有限责任公司 | Opened type gun-drill rod support |
| CN102979463A (en) * | 2012-11-11 | 2013-03-20 | 陈海斌 | Damping device for cutting drilling machine unit head |
| CN203044962U (en) * | 2012-11-30 | 2013-07-10 | 陕西金石机械制造有限公司 | Shock absorbing bushing structure |
| CN203050698U (en) * | 2013-01-30 | 2013-07-10 | 张家口宣化华泰矿冶机械有限公司 | Feed mechanism for mine drilling tunnelling |
| CN103628767A (en) * | 2013-11-29 | 2014-03-12 | 长城汽车股份有限公司 | Buffer stopper |
| CN203822933U (en) * | 2014-03-27 | 2014-09-10 | 烟台鲁宝钢管有限责任公司 | Adjustable buffer device |
| CN105201405A (en) * | 2015-09-25 | 2015-12-30 | 中国铁建重工集团有限公司 | Propelling device for jackdrill and drill jumbo |
| CN207332776U (en) * | 2017-10-16 | 2018-05-08 | 湖南五新隧道智能装备股份有限公司 | A kind of shock-absorption device and drill jumbo |
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| Publication number | Publication date |
|---|---|
| CN107587847A (en) | 2018-01-16 |
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