CN111450921B - Hydraulic breaking hammer mechanism adopting bolt positioning block - Google Patents
Hydraulic breaking hammer mechanism adopting bolt positioning block Download PDFInfo
- Publication number
- CN111450921B CN111450921B CN202010277283.XA CN202010277283A CN111450921B CN 111450921 B CN111450921 B CN 111450921B CN 202010277283 A CN202010277283 A CN 202010277283A CN 111450921 B CN111450921 B CN 111450921B
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- Prior art keywords
- side wall
- drill rod
- limiting
- bolt
- wear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/12—Mills with non-rotating spiked members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/005—Crushing or disintegrating by reciprocating members hydraulically or pneumatically operated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a hydraulic breaking hammer mechanism adopting a bolt positioning block, which comprises a front shell and a middle shell of a hydraulic breaking hammer, wherein the front shell is fixed on the bottom surface of the middle shell; and the left side and the right side of the middle part of the drill rod are both formed with limiting side grooves which are communicated with connecting through holes formed on the side wall of the wear-resistant sleeve body. The drill rod limiting device adopts the fixing bolt and the locking bolt to fix the limiting block, so that the limiting block is positioned in the limiting side groove of the drill rod for limiting, and after multiple times of impacts, the fixing bolt can be broken and cannot be bent, so that the drill rod limiting device is convenient to directly disassemble and replace after being damaged and convenient to maintain.
Description
Technical Field
The invention relates to the technical field of drilling equipment, in particular to a hydraulic breaking hammer mechanism adopting a bolt positioning block.
Background
The drill rod of the existing hydraulic breaking hammer is limited by the pin shaft, and is limited and connected by the pin shaft, so that the drill rod can be disassembled conveniently only by detaching the pin shaft when the drill rod needs to be disassembled.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a hydraulic breaking hammer mechanism adopting a bolt positioning block, which adopts a fixing bolt and a locking bolt to fix a limiting block, so that the limiting block is positioned in a limiting side groove of a drill rod for limiting, the fixing bolt can be broken and cannot be bent after multiple times of collision, the drill rod is convenient to directly disassemble and replace after being damaged, the maintenance is convenient, and the wear-resistant sleeve body is arranged, so that the service life of the drill rod is prolonged.
The scheme for solving the technical problems is as follows:
a hydraulic breaking hammer mechanism adopting a bolt positioning block comprises a front shell and a middle shell of a hydraulic breaking hammer, wherein the front shell is fixed on the bottom surface of the middle shell, a vertical central through hole is formed in the middle of the front shell, internal threads are formed on the inner side wall of the vertical central through hole, a wear-resistant sleeve body is in threaded connection with the internal threads, a drill rod is inserted and sleeved in the wear-resistant sleeve body, and the bottom end of the drill rod extends out of the bottom surface of the front shell;
the left and right sides at the middle part of drill rod all forms spacing side recess, spacing side recess communicates with each other with some connect the via hole of shaping on the lateral wall of the wear-resisting cover body, connect the via hole and communicate with each other with some connect the screw of shaping on the left side wall of procapsid or the right side wall, the stopper plug bush is in spacing side recess, fixing bolt's screw portion spiro union is in connecting the screw and plug bush in connect the via hole, fixing bolt's screw portion's tip shaping has minor diameter spiro union portion, minor diameter spiro union portion stretches into in the recess of spacing side and the spiro union is on the stopper, the stopper presses on the inside wall of the wear-resisting cover body.
The left side wall or the right side wall of the front shell is pressed against a connecting plate in a pressure-sharing mode, the screw portion of the fixing bolt is inserted into the connecting plate in a sleeved mode, and the head portion of the fixing bolt is pressed against the outer side wall of the connecting plate.
The upper portion of connecting plate has the jack, and the screw rod portion plug bush of locking bolt is in the jack of connecting plate and spiro union in the location screw that the left side wall of preceding casing or right side wall formed, and the head of locking bolt presses on the outer wall of connecting plate.
The outer wall surface of the limiting block is coated with a protective sleeve.
The bottom outer side wall of the wear-resistant sleeve body is formed with a radial extension edge, and the top surface of the radial extension edge is pressed against the bottom surface of the front shell body.
The inner side wall of the top of the wear-resistant sleeve body is formed with a radial extension part, and the bottom surface of the radial extension part is pressed against the edge part of the top surface of the drill rod.
The bottom end of the piston rod of the middle shell faces the middle of the top surface of the drill rod.
The invention has the following outstanding effects: compared with the prior art, it adopts fixing bolt and locking bolt fixed stopper for the stopper is in and carries on spacingly in the spacing side recess of drill rod, and it is after bumping many times, and fixing bolt can fracture and can not be crooked, thereby makes things convenient for the direct dismantlement of damaged back to change, makes things convenient for the maintenance to maintain, and it is equipped with the wear-resisting cover body moreover, thereby improves the life of drill rod.
Drawings
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a partial cross-sectional view between the fixing bolt and the shank of the present invention.
Detailed Description
In an embodiment, as shown in fig. 1 to 3, a hydraulic breaking hammer mechanism using a bolt positioning block includes a front housing 20 and a middle housing 10 of a hydraulic breaking hammer, wherein the front housing 20 is fixed on the bottom surface of the middle housing 10, a vertical central through hole 21 is formed in the middle of the front housing 20, internal threads are formed on the inner side wall of the vertical central through hole 21, a wear-resistant sleeve body 22 is screwed on the internal threads, a drill rod 30 is inserted and sleeved in the wear-resistant sleeve body 22, and the bottom end of the drill rod 30 extends out of the bottom surface of the front housing 20;
the drill rod 30 is characterized in that limiting side grooves 31 are formed in the left side and the right side of the middle of the drill rod 30, the limiting side grooves 31 are communicated with connecting through holes 221 formed in the side wall of the wear-resistant sleeve body 22, the connecting through holes 221 are communicated with connecting screw holes formed in the left side wall or the right side wall of the front shell 20, the limiting blocks 24 are inserted and sleeved in the limiting side grooves 31, screw portions of fixing bolts 1 are screwed in the connecting screw holes and inserted and sleeved in the connecting through holes 221, small-diameter screwed portions 2 are formed at the end portions of the screw portions of the fixing bolts 1, the small-diameter screwed portions 2 extend into the limiting side grooves 31 and are screwed on the limiting blocks 24, and the limiting blocks 24 are pressed on the inner side wall of the wear-resistant sleeve body 22.
Further, the left or right side wall of the front housing 20 is pressed against the connecting plate 3, the screw portion of the fixing bolt 1 is inserted into the connecting plate 3, and the head portion of the fixing bolt 1 is pressed against the outer side wall of the connecting plate 3.
Further, the upper portion of the connecting plate 3 has a socket, the screw portion of the locking bolt 4 is inserted into the socket of the connecting plate 3 and screwed into a positioning screw hole formed in the left or right side wall of the front housing 20, and the head portion of the locking bolt 4 is pressed against the outer wall surface of the connecting plate 3.
Furthermore, the outer wall surface of the limiting block 24 is covered with a protective sleeve 25.
Further, the outer side wall of the bottom end of the wear sleeve body 22 is formed with a radially extending edge 223, and the top surface of the radially extending edge 223 is pressed against the bottom surface of the front housing body 20.
Further, the top inner side wall of the wear sleeve body 22 is formed with a radial extension 222, and the bottom surface of the radial extension 222 presses against the top surface edge of the drill rod 30.
Further, the bottom end of the piston rod of the middle housing 10 faces the middle of the top surface of the drill rod 30.
The working principle is as follows: when the drill rod buffering device is used, the connecting plate 3 and the limiting block 24 are fixed through the fixing bolt 1 and the locking bolt 4, and the protecting sleeve 25 on the limiting block 24 can buffer impact force generated when the drill rod 30 moves up and down;
the wear-resistant sleeve body 22 can prevent the drill rod 30 and the front shell 20 from being in direct contact, so that the wear is reduced, and the service life of the drill rod 30 and the front shell 20 is prolonged;
the fixed bolt 1 is adopted to connect the limiting block 24, so that the small-diameter screwed part 2 of the fixed bolt 1 can be broken after multiple impacts, the drill rod 30 can be pulled out only by detaching the fixed bolt 1 during detachment, and the limiting block 24 and the small-diameter screwed end 2 in the limiting block are moved out together with the drill rod 30 during pulling out, so that the replacement is very convenient;
the fixing bolt 1 is used as a quick-wear part, so that the replacement cost is low, the disassembly is convenient, and the maintenance is convenient.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (7)
1. The utility model provides an adopt hydraulic pressure quartering hammer mechanism of bolt locating piece, includes hydraulic pressure quartering hammer's procapsid (20) and well casing (10), and procapsid (20) are fixed on the bottom surface of well casing (10), its characterized in that: a vertical central through hole (21) is formed in the middle of the front shell (20), internal threads are formed on the inner side wall of the vertical central through hole (21), the wear-resistant sleeve body (22) is in threaded connection with the internal threads, a drill rod (30) is inserted in the wear-resistant sleeve body (22), and the bottom end of the drill rod (30) extends out of the bottom surface of the front shell (20);
the drill rod is characterized in that limiting side grooves (31) are formed in the left side and the right side of the middle of the drill rod (30), connecting through holes (221) formed in the side walls of the wear-resistant sleeve body (22) of the limiting side grooves (31) are communicated with each other, the connecting through holes (221) are communicated with connecting screw holes formed in the left side wall or the right side wall of the front shell (20), the limiting blocks (24) are inserted in the limiting side grooves (31), the screw portions of the fixing bolts (1) are screwed in the connecting screw holes and inserted in the connecting through holes (221), small-diameter screwed portions (2) are formed in the end portions of the screw portions of the fixing bolts (1), the small-diameter screwed portions (2) stretch into the limiting side grooves (31) and are screwed on the limiting blocks (24), and the limiting blocks (24) are pressed on the inner side walls of the wear-resistant sleeve body (22).
2. The hydraulic breaking hammer mechanism adopting the bolt positioning block as claimed in claim 1, wherein: the left side wall or the right side wall of the front shell (20) is pressed against a connecting plate (3) in a pressure equalizing mode, the screw part of the fixing bolt (1) is inserted into the connecting plate (3), and the head part of the fixing bolt (1) is pressed against the outer side wall of the connecting plate (3).
3. The hydraulic breaking hammer mechanism adopting the bolt positioning block as claimed in claim 2, wherein: the upper portion of connecting plate (3) has the jack, and the screw rod portion plug bush of locking bolt (4) is in the jack of connecting plate (3) and the spiro union is in the location screw hole of shaping on the left side wall or the right side wall of preceding casing (20), and the head of locking bolt (4) presses on the outer wall face of connecting plate (3).
4. The hydraulic breaking hammer mechanism adopting the bolt positioning block as claimed in claim 1, wherein: the outer wall surface of the limiting block (24) is coated with a protective sleeve (25).
5. The hydraulic breaking hammer mechanism adopting the bolt positioning block as claimed in claim 1, wherein: the outer side wall of the bottom end of the wear-resistant sleeve body (22) is formed with a radial extending edge (223), and the top surface of the radial extending edge (223) is pressed against the bottom surface of the front shell (20).
6. The hydraulic breaking hammer mechanism adopting the bolt positioning block as claimed in claim 1, wherein: the inner side wall of the top of the wear-resistant sleeve body (22) is formed with a radial extension part (222), and the bottom surface of the radial extension part (222) is pressed against the edge part of the top surface of the drill rod (30).
7. The hydraulic breaking hammer mechanism adopting the bolt positioning block as claimed in claim 1, wherein: the bottom end of the piston rod of the middle shell (10) faces the middle of the top surface of the drill rod (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010277283.XA CN111450921B (en) | 2020-04-10 | 2020-04-10 | Hydraulic breaking hammer mechanism adopting bolt positioning block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010277283.XA CN111450921B (en) | 2020-04-10 | 2020-04-10 | Hydraulic breaking hammer mechanism adopting bolt positioning block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111450921A CN111450921A (en) | 2020-07-28 |
| CN111450921B true CN111450921B (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010277283.XA Active CN111450921B (en) | 2020-04-10 | 2020-04-10 | Hydraulic breaking hammer mechanism adopting bolt positioning block |
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| CN (1) | CN111450921B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738264A (en) * | 2021-10-14 | 2021-12-03 | 江苏煤炭地质机械研制中心 | Impact hammer capable of quickly replacing drill rod |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2188009Y (en) * | 1993-12-26 | 1995-01-25 | 哈尔滨工业大学 | Hydraulic hammer |
| JP4337070B2 (en) * | 2000-02-04 | 2009-09-30 | 株式会社Ｉｈｉ | Globe valve drive device |
| US6386298B1 (en) * | 2000-05-30 | 2002-05-14 | Michael Gerald Smith | Apparatus for directional drilling |
| CN2721224Y (en) * | 2004-08-27 | 2005-08-31 | 吴德吾 | Drill rod of hydraulic breaker |
| CN200975256Y (en) * | 2007-05-01 | 2007-11-14 | 冀太平 | Hydraulic breaking hammer drill rod |
| CN101050704B (en) * | 2007-05-01 | 2011-02-02 | 冀太平 | Hydraulic crushing hammer drill rod |
| CN102039341A (en) * | 2009-10-10 | 2011-05-04 | 湖北嘉裕管业股份有限公司 | Friction welding extra-high strength steel hole-expanded punch needle |
| CN201851018U (en) * | 2010-11-24 | 2011-06-01 | 重庆九州探矿机械技术开发公司 | Jaw flange drill barrel of drilling machine |
| CN102294679A (en) * | 2010-12-27 | 2011-12-28 | 莫雪松 | Hydraulic breaking hammer assembly |
| CN102220844A (en) * | 2011-06-24 | 2011-10-19 | 中煤科工集团西安研究院 | Plug-in type diamond composite sheet anchor rod drill bit and connecting sleeve thereof |
| CN202658644U (en) * | 2012-05-21 | 2013-01-09 | 安徽惊天液压智控股份有限公司 | Integral type hydraulic breaking hammer |
| CN102776909B (en) * | 2012-08-17 | 2014-08-27 | 江苏柳工机械有限公司 | Oil cylinder connecting device |
| CN204059448U (en) * | 2014-07-25 | 2014-12-31 | 蔡卫民 | A kind of hydraulic crushing hammar drill rod |
| KR101570692B1 (en) * | 2015-01-07 | 2015-11-20 | 주식회사 에이와이중공업 | Hydraulic breaker |
| CN205713948U (en) * | 2016-06-29 | 2016-11-23 | 屈家发 | A kind of electromagnetic type rock drill |
| CN107130658B (en) * | 2017-06-03 | 2019-09-27 | 泉州台商投资区博汇机械研发有限公司 | A kind of crusher crushing hammar drill rod being easily installed |
| CN209603222U (en) * | 2019-01-23 | 2019-11-08 | 广东建基基础工程有限公司 | A kind of hydraulic breaking hammer |
| CN210066873U (en) * | 2019-04-12 | 2020-02-14 | 常州市矫马工程机械有限公司 | Hydraulic breaking hammer with function of improving impact energy |
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| CN111450921A (en) | 2020-07-28 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210826 Address after: 317523 Ze Guo Zhen Xin Qiu Cun, Wenling City, Taizhou City, Zhejiang Province Applicant after: Zhang Xiying Address before: 318000 room a, No. 74, Xinjian Road, Jiajia street, Jiaojiang District, Taizhou City, Zhejiang Province (self declaration, office only) Applicant before: Taizhou Muluo Automation Technology Co.,Ltd. |
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