CN210564393U - Multifunctional rotary jet grouting device for core drilling - Google Patents
Multifunctional rotary jet grouting device for core drilling Download PDFInfo
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- CN210564393U CN210564393U CN201920839135.5U CN201920839135U CN210564393U CN 210564393 U CN210564393 U CN 210564393U CN 201920839135 U CN201920839135 U CN 201920839135U CN 210564393 U CN210564393 U CN 210564393U
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Abstract
The utility model discloses a multi-functional jet grouting ware of rock core probing belongs to small-bore rock core drilling equipment technical field, including jet grouting ware body and drill bit, four inserted blocks of top symmetry fixedly connected with of drill bit, four sides all are provided with the slot that is used for the inserted block of pegging graft, every about jet grouting ware body all install first bolt on the inserted block, every all be equipped with the installation cavity in the inserted block, every all be equipped with the screw thread mouth with the installation cavity intercommunication on the inserted block, the one end rotation that first bolt is located the installation cavity is connected with the extrusion piece, symmetrical sliding connection has two slides in the installation cavity, two the equal fixedly connected with slider in one side of the back of the body slide mutually. The utility model provides a multi-functional jet grouting ware of rock core probing go up the problem that is difficult to the dismantlement of drill bit, realized that the change of drill bit is convenient to be favorable to promoting the life of the multi-functional jet grouting ware of whole rock core probing.
Description
Technical Field
The utility model relates to a small-bore rock core drilling equipment technical field especially relates to a multi-functional jet grouting ware of rock core probing.
Background
In recent years, with the increase of resource demand, the drilling of small-bore cores is continuously developed to deep and complex strata. Deep hole drilling also has higher and higher requirements on drilling technology, but no matter the conventional core drilling method or the novel air reverse circulation continuous sampling drilling method, great difficulty still exists in the construction of complex strata such as broken, weak, broken and easy collapse.
The rotary jet grouting device is an important drill bit in the rotary jet grouting device and is the most serious part of the whole rotary jet grouting device.
The disassembly work of the drill bit on the existing multifunctional rotary jetting grouting device for core drilling is difficult, so that the operation is troublesome when the drill bit needs to be replaced, and therefore the multifunctional rotary jetting grouting device for core drilling needs to be designed urgently.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the drill bit on the existing multifunctional rotary jetting grouting device for core drilling is difficult to disassemble, so that the operation is troublesome when the drill bit needs to be replaced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a multifunctional rotary jetting grouting device for core drilling comprises a rotary jetting grouting device body and a drill bit, wherein the top of the drill bit is symmetrically and fixedly connected with four insertion blocks, the four side surfaces of the rotary spraying slip casting device body, the front side surface, the rear side surface, the left side surface and the right side surface, are respectively provided with a slot for inserting an inserting block, each inserting block is provided with a first bolt, each inserting block is internally provided with an installation cavity, each inserting block is provided with a threaded port communicated with the installation cavity, the one end that first bolt is located the installation intracavity rotates and is connected with the extrusion piece, installation intracavity symmetry sliding connection has two slides, two the equal fixedly connected with slider in one side that the slide was carried on the back mutually, every equal symmetry is provided with two locking grooves that are used for the slider of pegging graft on the slot, every the one end that the slider is located the locking groove all through second bolt and jet grouting ware body fixed connection soon, every all install resilience mechanism on the slide.
Preferably, a plurality of first threaded through holes communicated with the locking groove are formed in the rotary spraying grouting device body, each sliding block is provided with a second threaded through hole, each locking groove is internally provided with a threaded blind hole, and the second bolt penetrates through the first threaded through hole and the second threaded through hole and is in threaded connection with the threaded blind hole.
Preferably, the rebounding mechanism comprises two return springs, the two return springs are symmetrically and fixedly installed on one side of the sliding plate, and the other end of each return spring is fixedly connected with the inner wall of the installation cavity.
Preferably, each insert block is symmetrically provided with two sliding openings communicated with the mounting cavity, and the two sliding blocks are respectively located in the two sliding openings.
Preferably, each sliding block is internally and fixedly provided with a limiting ring, and the limiting ring is provided with a limiting opening in sliding connection with the sliding block.
Preferably, the upside of extrusion piece is equipped with the mounting groove in the recess, the bottom fixed mounting of mounting groove has the bearing, the one end welding that first bolt is located the installation intracavity has the unthreaded section, the unthreaded section is connected with the bearing rotation.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model realizes the detachable and fixed connection of the rotary spraying slip casting device body and the drill bit through the first bolt, the thread-free section, the bearing, the extrusion block, the sliding plate, the sliding block and the second bolt, has the characteristics of strong connection tightness and convenient detachment, and effectively solves the problem of difficult detachment and replacement of the drill bit;
2. the utility model discloses set up reset spring in two slides mutually one side mutually, with two second bolts from the slider back-off to with first bolt from the screw thread internal rotation take the altitude, the slider can break away from the locking groove because reset spring's elasticity, accomplishes the drill bit and from the dismantlement work on the jet grouting ware body, has and dismantles the convenience, connects stable characteristics.
Drawings
Fig. 1 is a front view of the multifunctional rotary jet grouting device for core drilling according to the present invention;
fig. 2 is a schematic view of a cross-sectional structure of the multifunctional rotary jet grouting device for core drilling in the front view direction according to the present invention;
fig. 3 is a schematic view of an installation structure of the multifunctional jet grouting device insert for core drilling according to the present invention;
fig. 4 is a schematic structural view of a portion a of fig. 2.
In the figure: the rotary spraying grouting device comprises a rotary spraying grouting device body 1, a drill bit 2, a first bolt 3, a second bolt 4, a non-threaded section 5, a bearing 6, a mounting groove 7, a sliding plate 8, a sliding block 9, a limiting ring 10, a return spring 11, a locking groove 12, an extrusion block 13, an insertion block 14 and an insertion groove 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a multifunctional rotary jetting grouting device for core drilling comprises a rotary jetting grouting device body 1 and a drill bit 2, wherein the top of the drill bit 2 is symmetrically and fixedly connected with four insertion blocks 14, the front, rear, left and right sides of the rotary jetting grouting device body 1 are respectively provided with an insertion groove 15 for inserting the insertion block 14, each insertion block 14 is provided with a first bolt 3, each insertion block 14 is internally provided with a mounting cavity, each insertion block 14 is provided with a threaded port communicated with the mounting cavity, one end of each first bolt 3 in the mounting cavity is rotatably connected with an extrusion block 13, the mounting cavity is symmetrically and slidably connected with two sliding plates 8, one side of each sliding plate 8 opposite to the other is fixedly connected with a sliding block 9, each insertion groove 15 is symmetrically provided with two locking grooves 12 for inserting the sliding blocks 9, one end of each sliding block 9 in the locking groove 12 is fixedly connected with the rotary jetting grouting device body 1 through a second bolt 4, each sliding plate 8 is provided with a rebound mechanism;
it should be noted that, four insertion blocks 14 at the top of the drill bit 2 are inserted into four slots 15 on the side of the jet grouting apparatus body 1 one by one, the first bolt 3 is in threaded connection with a threaded port on the insertion block 14, so that the first bolt 3 can be screwed on the insertion block 14 to fix the position of the first bolt 3, because the bottom of the first bolt 3 is rotatably connected with the extrusion block 13, the extrusion block 13 does not rotate along with the first bolt 3 in the process that the first bolt 3 is continuously screwed into the installation cavity, but the first bolt 3 screwed into the installation cavity can drive the extrusion block 13 to slide towards the bottom of the installation cavity, as shown in fig. 3, because the extrusion block 13 is arranged between two sliding plates 8, and the two sliding plates 8 are similar to a cam structure, when the extrusion block 13 is gradually inserted between the two sliding plates 8, the two sliding plates 8 are separated, so that the sliding blocks 9 fixedly connected to the two sliding plates 8 move back and forth, therefore, the sliding block 9 is inserted into the locking groove 12, the simple fixation of the insertion block 14 in the slot 15 is realized, the insertion block 14 is fixedly arranged in the slot 15 by arranging the second bolt 4, and the detachable connection of the drill bit 2 on the rotary jet grouting device body 1 is realized;
wherein, a plurality of first thread through holes communicated with the locking grooves 12 are arranged on the rotary spraying slip casting device body 1, a second thread through hole is arranged on each sliding block 9, a thread blind hole is arranged in each locking groove 12, and the second bolt 4 penetrates through the first thread through hole and the second thread through hole and is in threaded connection in the thread blind hole;
it should be noted that when two sliders 9 in the same mounting cavity move back to abut against the inner walls of the corresponding locking grooves 12, the first threaded through hole is exactly matched with the second threaded through hole, and the second bolt 4 can be sequentially screwed into the first threaded through hole, the second threaded through hole and the threaded blind hole and screwed tightly, so as to fix the position of the slider 9, thereby realizing the fixed mounting of the drill bit 2 on the jet grouting device body 1, and having the characteristics of convenient disassembly and stable mounting;
the structure of the resilient mechanism will now be explained in detail:
the rebounding mechanism comprises two return springs 11, the two return springs 11 are symmetrically and fixedly installed on one side of the sliding plate 8, and the other end of each return spring 11 is fixedly connected with the inner wall of the installation cavity;
it should be noted that, as shown in fig. 4, two second bolts 4 are screwed out from the sliding block 9, and the first bolt 3 is screwed up to a certain height from the threaded opening, so that the sliding block 9 can be disengaged from the locking groove 12 due to the elastic force of the return spring 11, and the work of detaching the drill bit 2 from the jet grouting apparatus body 1 is completed, and the detachment is convenient;
wherein, each plug block 14 is symmetrically provided with two sliding ports communicated with the mounting cavity, and the two sliding blocks 9 are respectively positioned in the two sliding ports;
it should be noted that when the two sliding plates 8 move away from each other, the two sliding blocks 9 can slide back to back in the corresponding sliding openings and slide into the insertion locking grooves 12, and the second bolts 4 are matched to fix the drill bit 2;
wherein, a limit ring 10 is fixedly arranged in each sliding hole, and a limit hole which is connected with the sliding block 9 in a sliding way is arranged on the limit ring 10;
it should be noted that the sliding direction of the sliding block 9 is limited by arranging the limiting ring 10, so that the sliding block 9 can be accurately inserted into the locking groove 12 to realize the installation of the drill bit 2;
the upper side of the extrusion block 13 is concavely provided with a mounting groove 7, the bottom of the mounting groove 7 is fixedly provided with a bearing 6, one end of the first bolt 3, which is positioned in the mounting cavity, is welded with a non-threaded section 5, and the non-threaded section 5 is rotatably connected with the bearing 6;
it should be noted that the unthreaded section 5 is connected with the first bolt 3 by welding, and the unthreaded section 5 is connected with the bearing 6 by rotation, so that when the first bolt 3 is screwed into the threaded hole, the extrusion block 13 cannot rotate together with the first bolt 3 and only slides downwards, and the subsequent installation of the drill bit 2 is realized.
Now it is right that the working principle of the utility model is explained as follows:
in the utility model, when the user uses the device, when the drill bit 2 needs to be replaced, firstly, two second bolts 4 are unscrewed, at the moment, the slide blocks 9 are separated from the limiting force of the second bolts 4, when the first bolt 3 is unscrewed from the insert blocks 14 for a certain position, the two slide plates 8 move relatively due to the elastic force of the reset spring 11, the two slide blocks 9 slide out from the corresponding locking grooves 12, the insert blocks 14 can slide out from the insert grooves 15, thereby realizing the disassembly of the drill bit 2, when in installation, the four insert blocks 14 are inserted into the corresponding four insert grooves 15, firstly, the first bolt 3 is screwed on the insert blocks 14, because the bottom of the first bolt 3 is rotatably connected with the extrusion blocks 13, therefore, in the process of continuously screwing the first bolt 3 into the installation cavity, the extrusion blocks 13 can not rotate along with the first bolt 3, but the first bolt 3 gradually screwing into the installation cavity can drive the extrusion blocks 13 to slide towards the bottom of the installation cavity, as shown in fig. 3, because the extrusion block 13 is disposed between the two sliding plates 8, and the two sliding plates 8 are similar to a cam structure, when the extrusion block 13 is gradually inserted between the two sliding plates 8, the two sliding plates 8 can be separated, so that the sliding blocks 9 fixedly connected to the two sliding plates 8 move away from each other, so that the sliding blocks 9 are inserted into the locking grooves 12, and at this time, the drill 2 is installed by screwing the second bolt 4 into the first threaded through hole on the jet grouting machine body 1, the second threaded through hole on the sliding block 9, and the threaded blind hole in the locking grooves 12.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The multifunctional rotary jetting grouting device for core drilling comprises a rotary jetting grouting device body (1) and a drill bit (2) and is characterized in that the top of the drill bit (2) is symmetrically and fixedly connected with four insertion blocks (14), the front side, the rear side, the left side and the right side of the rotary jetting grouting device body (1) are respectively provided with a slot (15) for inserting the insertion block (14), each insertion block (14) is provided with a first bolt (3), each insertion block (14) is internally provided with an installation cavity, each insertion block (14) is provided with a threaded hole communicated with the installation cavity, one end, positioned in the installation cavity, of each first bolt (3) is rotatably connected with an extrusion block (13), the installation cavity is symmetrically and slidably connected with two sliding plates (8), one side, opposite to each other, of the two sliding plates (8) is fixedly connected with a sliding block (9), each slot (15) is symmetrically provided with two locking grooves (12) for inserting the sliding block (9), one end of each sliding block (9) located in the locking groove (12) is fixedly connected with the rotary jet grouting device body (1) through a second bolt (4), and each sliding plate (8) is provided with a rebound mechanism.
2. The multifunctional rotary jetting grouting device for core drilling according to claim 1, wherein a plurality of first threaded through holes communicated with the locking grooves (12) are formed in the rotary jetting grouting device body (1), a second threaded through hole is formed in each sliding block (9), a threaded blind hole is formed in each locking groove (12), and the second bolt (4) penetrates through the first threaded through hole and the second threaded through hole and is in threaded connection with the threaded blind hole.
3. The multifunctional rotary jetting grouting device for core drilling according to claim 1, wherein the rebound mechanism comprises two return springs (11), the two return springs (11) are symmetrically and fixedly installed on one side of the sliding plate (8), and the other end of each return spring (11) is fixedly connected with the inner wall of the installation cavity.
4. The multifunctional rotary jetting grouting device for core drilling according to claim 1, characterized in that each insert block (14) is symmetrically provided with two sliding ports communicated with an installation cavity, and the two sliding blocks (9) are respectively positioned in the two sliding ports.
5. The multifunctional rotary jetting grouting device for core drilling according to claim 4, wherein a limiting ring (10) is fixedly mounted in each sliding block, and a limiting opening in sliding connection with the sliding block (9) is formed in each limiting ring (10).
6. The multifunctional rotary jetting grouting device for core drilling according to claim 1, wherein an installation groove (7) is concavely arranged on the upper side of the extrusion block (13), a bearing (6) is fixedly installed at the bottom of the installation groove (7), a non-threaded section (5) is welded at one end of the first bolt (3) located in the installation cavity, and the non-threaded section (5) is rotatably connected with the bearing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920839135.5U CN210564393U (en) | 2019-06-05 | 2019-06-05 | Multifunctional rotary jet grouting device for core drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920839135.5U CN210564393U (en) | 2019-06-05 | 2019-06-05 | Multifunctional rotary jet grouting device for core drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210564393U true CN210564393U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920839135.5U Expired - Fee Related CN210564393U (en) | 2019-06-05 | 2019-06-05 | Multifunctional rotary jet grouting device for core drilling |
Country Status (1)
| Country | Link |
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| CN (1) | CN210564393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946273A (en) * | 2020-08-24 | 2020-11-17 | 盐城加美机电科技有限公司 | Reaming roller bit for petroleum, mine and geological exploration drilling |
| CN114922459A (en) * | 2022-05-30 | 2022-08-19 | 青建集团股份公司 | Construction crack reinforcing apparatus that convenient operation application scope is wide |
-
2019
- 2019-06-05 CN CN201920839135.5U patent/CN210564393U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946273A (en) * | 2020-08-24 | 2020-11-17 | 盐城加美机电科技有限公司 | Reaming roller bit for petroleum, mine and geological exploration drilling |
| CN114922459A (en) * | 2022-05-30 | 2022-08-19 | 青建集团股份公司 | Construction crack reinforcing apparatus that convenient operation application scope is wide |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210605 |