CN212927752U - Square air chuck in mouse hole - Google Patents
Square air chuck in mouse hole Download PDFInfo
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- CN212927752U CN212927752U CN202021533754.0U CN202021533754U CN212927752U CN 212927752 U CN212927752 U CN 212927752U CN 202021533754 U CN202021533754 U CN 202021533754U CN 212927752 U CN212927752 U CN 212927752U
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- mouse hole
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- air bag
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- head clamp
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- 238000009434 installation Methods 0.000 claims description 11
- 230000003584 silencer Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 abstract description 54
- 210000001503 joint Anatomy 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the automatic utensil of drilling rig floor, especially, relate to a square air chuck in mouse hole. The square pneumatic chuck for the mouse hole is used for clamping a drill rod in the mouse hole and comprises two groups of clamping components, a sliding component, a power component and a mounting rack. The clamping components are symmetrically arranged on two sides of the first positioning through hole, each group of clamping components comprises a clamp head clamp and an air bag, one side of the air bag is connected with the clamp head clamp, and the other side of the air bag is connected with the mounting frame; the power assembly drives the tong head clamp to move on the sliding assembly through the air bag so as to clamp or release the drill rod in the first positioning through hole. This square pneumatic chuck in mouse hole makes power component pass through the gasbag drive binding clip that sets up and presss from both sides, and wherein the gasbag is an elastic component, can finely tune the drilling rod when the drilling rod is connected with reserve drilling rod, can not cause the centering deviation to avoid the wearing and tearing of drilling rod, and makes drilling rod and reserve drilling rod butt joint simple and convenient.
Description
Technical Field
The utility model belongs to the technical field of the automatic utensil of drilling rig floor, especially, relate to a square air chuck in mouse hole.
Background
In the process of petroleum drilling, for the connection and combination of single drilling tools such as drill collars, drill rods and the like, the single drilling tool needs to be firstly hung in a mouse hole, and then another single drilling tool needs to be hung by a top drive or a pneumatic winch and connected with the single drilling tool in the mouse hole. Because the mouse hole is not provided with a clamping device, a single lower drilling tool can shake back and forth in the mouse hole, when the drilling tool is buckled by using the hydraulic and pneumatic tong, the manual tong or the iron roughneck, the lower drilling tool needs to be pushed into the jaw manually, so that the hydraulic and pneumatic tong, the manual tong or the iron roughneck can completely clamp the drilling tool, and then the buckling is finished. The pushing of the drilling tool needs manual operation, wastes time and labor, has high labor intensity and poor safety, reduces the efficiency of connecting a single drilling tool, and cannot realize the automation of buckling the drilling tool.
At present, a pneumatic chuck for a mouse hole is used for automatically clamping a drilling tool when the combined drilling tool for the mouse hole is used in a drilling operation process, so that the problems of high labor intensity, poor safety, low efficiency and the like caused by manual operation in the process of combining the drilling tool for the mouse hole are solved, and the automation of the combined drilling tool for the mouse hole is favorably realized. However, the rat hole chuck in China mainly uses a pneumatic or hydraulic device as power directly, drives the jaw to clamp the drill rod tightly, and is large in size and weight, large in occupied space of a drilling platform surface and inconvenient to arrange and install.
Patent application No. 201120216696.3's full-automatic mouse hole air chuck adopts two vertical installation cylinders to promote kicking block upward movement, promote the binding clip through the inclined plane of kicking block and slider, four horizontal cylinder adjust simultaneously and accomplish the drilling rod chucking, nevertheless accomplish to the drilling rod step up work owing to adopted six cylinder joint operation completions, overall structure size is bigger than a wide margin, shared rig floor space is great, and can't finely tune the drilling rod when the drilling rod is connected with reserve drilling rod, easily lead to making the installation difficulty to well deviation, the wearing and tearing drilling rod.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above-mentioned problem of prior art, the utility model provides a pair of square air chuck in mouse hole, shared drill floor space is little and can finely tune the drilling rod when the drilling rod is connected with reserve drilling rod, can not cause the centering deviation to make drilling rod and reserve drilling rod butt joint simple and convenient.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the utility model provides a square pneumatic chuck for a mouse hole, which is used for clamping a drill rod in the mouse hole and comprises a sliding component, a power component, a mounting rack and two groups of clamping components; the clamping assembly and the sliding assembly are arranged on the mounting frame, the sliding assembly is arranged along the length direction of the mounting frame, first positioning through holes corresponding to the mouse holes are formed in the axial direction of the mounting frame, and the clamping assembly is symmetrically arranged on two sides of the first positioning through holes; each group of clamping components comprises a forceps head clamp and an air bag, one side of the air bag is connected with the forceps head clamp, and the other side of the air bag is connected with the mounting frame; the power assembly drives the tong head clamp to move along the sliding assembly through the air bag so as to clamp or release the drill rod in the first positioning through hole.
Preferably, the mounting frame is a rectangular mounting frame and comprises a bottom plate, a top plate and side plates, the side plates are arranged on two sides of the bottom plate in the length direction, and one end of the air bag is connected with the side plates; the sliding assembly comprises an upper sliding rail and a lower sliding rail; the upper slide rail is arranged on the top plate, the lower slide rail is arranged on the bottom plate, and the top end and the bottom end of the tong head clamp are respectively connected with the upper slide rail and the lower slide rail in a sliding manner.
Preferably, the upper slide rail and the lower slide rail are boss type slide rails, and grooves matched with the upper slide rail and the lower slide rail are respectively arranged at the top end and the bottom end of the tong head clamp.
Preferably, the power assembly comprises an air path pipeline, a deflation valve and an inflation pump; the inflator pump is connected with the gas side inlet of the gas path pipeline; the gas side outlet of the gas path pipeline is connected with the air bag through a deflation valve.
Preferably, the power assembly further comprises a muffler; the air release valve is connected with the air bag through a silencer.
Preferably, the mouse hole square air chuck further comprises a spring assembly; the spring assembly comprises a guide shaft and a return spring sleeved on the guide shaft; two ends of the guide shaft are respectively connected with the side plates on two sides of the bottom plate, the reset spring is connected with the tong head clamp, and the reset spring is used for resetting the tong head clamp.
Preferably, the mounting rack further comprises connecting plates, the connecting plates are symmetrically arranged along the width direction of the mounting rack, the top ends of the connecting plates are connected with the top plate, and the bottom ends of the connecting plates are connected with the bottom plate; the guide shaft is a draw-bar bolt which penetrates through the connecting plate, and two ends of the draw-bar bolt are respectively connected with the side plates.
Preferably, the cross section of the tong head clamp is of a V-shaped structure, and the concave part of the V-shaped structure of the tong head clamp is used for clamping a drill rod.
Preferably, the mouse hole square pneumatic chuck further comprises a mounting base; the installation base is detachably connected with the installation frame, is provided with a second positioning through hole corresponding to the first positioning through hole, and is used for being connected with the mouse hole.
Preferably, the balloon is a transversely stacked multilayer balloon.
(III) advantageous effects
The utility model has the advantages that:
the utility model provides a pair of square pneumatic chuck in mouse hole connects binding clip clamp and power component through setting up the gasbag, makes power component through the gasbag drive binding clip that sets up, and wherein the gasbag is an elastic component, can finely tune the drilling rod when the drilling rod is connected with reserve drilling rod, can not cause the wearing and tearing that the centering deviation has avoided the drilling rod, and makes drilling rod and reserve drilling rod butt joint simple and convenient.
Drawings
FIG. 1 is a schematic structural view of a square pneumatic chuck with a mouse hole according to the present invention;
FIG. 2 is a front view of a mouse hole square air chuck;
FIG. 3 is a top view of a mouse hole square air chuck.
[ description of reference ]
101: a base plate; 102: a top plate; 103: a side plate; 104: a connecting plate; 201: an air bag; 202: clamping the forceps head; 301: an upper slide rail; 302: a lower slide rail; 401: a gas path pipeline; 402: a deflation valve; 403: a muffler; 501: a draw bar bolt; 502: a return spring; 6: installing a base; 7: and (5) drilling a rod.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
As shown in fig. 1-3, the utility model provides a square air chuck of mouse hole, square air chuck of mouse hole includes two sets of joint subassemblies, sliding assembly, power component and mounting bracket. Wherein, joint subassembly and slip subassembly all set up on the mounting bracket, and the slip subassembly is along the length direction of mounting bracket horizontal setting in figure 3 promptly, and the axial of along the mounting bracket is vertical direction promptly and is equipped with the first positioning through-hole that corresponds with the mouse hole, and in drilling rod 7 passed first positioning through-hole got into the mouse hole, the joint subassembly set up symmetrically and is used for the drilling rod 7 in the first positioning through-hole of joint in the both sides of first positioning through-hole. Each group of clamping components comprises a clamp head clamp 202 and an air bag 201, one side of the air bag 201 is connected with the clamp head clamp 202, the other side of the air bag 201 is connected with the mounting frame, and the power component drives the clamp head clamp 202 to move along the sliding component through the air bag 201 so as to clamp or release the drill rod 7 in the first positioning through hole.
In the practical application process, the power assembly inputs gas into the air bags 201 on the two sides of the drill rod 7 to increase the pressure in the air bags 201, the mounting frame connected with one side of the air bags 201 props against the air bags 201, and the other side of the air bags 201 pushes the tong head clamp 202 to enable the tong head clamp 202 to slide on the sliding assembly to be clamped with the drill rod 7. The air bag 201 is a multi-layer air bag which is transversely overlapped, so that the distance interval for the air bag 201 to push the forceps head clamp 202 is large, and the clamping force of the forceps head clamp 202 is guaranteed. As shown in fig. 3, the cross section of the binding clip 202 is a V-shaped structure, and the recess of the V-shaped structure of the binding clip 202 is used for clamping the drill rod 7, so as to facilitate the positioning of the drill rod 7.
The square air chuck in mouse hole that this embodiment provided adopts gasbag 201 to replace traditional cylinder form, compact structure, thereby the equipment is small, thereby the occupied drill floor space of equipment volume is little, and connect binding clip 202 and power component through setting up gasbag 201, make power component through the gasbag 201 drive binding clip 202 that sets up, wherein gasbag 201 is an elastic component, can finely tune drilling rod 7 when drilling rod 7 is connected with reserve drilling rod 7, can not cause centering deviation and avoid the wearing and tearing of drilling rod 7, and make drilling rod 7 and reserve drilling rod butt joint simple and convenient.
As shown in fig. 1, the mounting bracket is a rectangular mounting bracket, the mounting bracket includes a bottom plate 101, a top plate 102, side plates 103 and a connecting plate 104, the side plates 103 are disposed on two sides of the bottom plate 101 in the length direction, the connecting plate 104 is symmetrically disposed along the width direction of the mounting bracket, the top end of the connecting plate 104 is connected with the top plate 102, the bottom end of the connecting plate 104 is connected with the bottom plate 101, a sliding component is disposed along the length direction of the bottom plate 101, and one end of an air bag 201 is connected with the side plates 103.
In practical application, each set of sliding assemblies includes an upper sliding rail 301 and a lower sliding rail 302, the upper sliding rail 301 is disposed on the inner side of the top plate 102, the lower sliding rail 302 is disposed on the inner side of the bottom plate 101, the upper sliding rail 301 and the lower sliding rail 302 are disposed oppositely, and the top end and the bottom end of the forceps head clip 202 are slidably connected to the upper sliding rail 301 and the lower sliding rail 302, respectively. In this embodiment, the upper slide rail 301 and the lower slide rail 302 are boss type slide rails, and the top end and the bottom end of the binding clip 202 are respectively provided with a groove matched with the upper slide rail 301 and the lower slide rail 302, so that the binding clip 202 can slide on the boss type slide rails. Wherein, the two ends of each forceps head clamp 202 are respectively provided with a group of sliding components, namely, the top end of the forceps head clamp 202 is in sliding connection with the two upper sliding rails 301, and the bottom end of the forceps head clamp 202 is in sliding connection with the two lower sliding rails 302, so that the forceps head clamp 202 can slide more stably.
Specifically, the power assembly comprises an air path pipeline 401, a deflation valve 402 and an inflator pump, the inflator pump is connected with an air side inlet of the air path pipeline 401, and an air side outlet of the air path pipeline 401 is connected with the air bag 201 through the deflation valve 402.
Of course, the power assembly further includes a silencer 403 and a three-way valve for connecting the air path pipe 401, the inflator and the deflation valve 402, wherein a first end of the three-way valve is connected to an outlet on the air side of the air path pipe 401, a second end of the three-way valve is connected to the inflator, a third end of the three-way valve is connected to the deflation valve 402, wherein the deflation valve 402 is connected to the airbag 201 through the silencer 403, and when the deflation valve 402 is opened, the silencer 403 can reduce exhaust noise.
As shown in fig. 2, the mouse hole square air chuck further includes a spring assembly. The spring assembly comprises a guide shaft and a return spring 502 sleeved on the guide shaft, two ends of the guide shaft are respectively connected with the side plates 103 on two sides of the bottom plate 101, one end of the return spring 502 is connected with the forceps head clamp 202, and the return spring 502 is used for returning the forceps head clamp 202. In practical application, the guide shaft is a draw bar bolt 501, the draw bar bolt 501 penetrates through the connecting plate 104, two ends of the draw bar bolt 501 are respectively connected with the side plates 103, two return springs 502 are sleeved on the draw bar bolt 501, one end of each return spring 502 is connected with the connecting plate 104, the other end of each return spring 502 is connected with the clamp head clamp 202, and each return spring 502 is used for resetting the clamp head clamp 202. In this embodiment, 4 sets of spring assemblies are provided, which respectively act on four corners of the bit clip 202, and certainly, there are also provided multiple sets, which are not limited herein, as long as the bit clip 202 can be reset.
In the practical application process, when the three-way valve through which the compressed air passes is opened to enter the air passage pipeline 401 by the inflator pump, the compressed air enters the air bags 201 on the two sides of the drill rod 7, so that the air bags 201 on the two sides of the drill rod 7 respectively push the tong head clamps 202 to slide along the lower slide rail 302 and the upper slide rail 301 to clamp the drill rod 7 in the first positioning through hole; when the inflator is turned off, the air release valve 402 is opened, the compressed air in the air bag 201 is discharged to the atmosphere from the air release valve 402 through the silencer 403, and at the moment, the return spring 502 connected with the forceps head clamp 202 pushes the forceps head clamp 202 to move reversely along the lower slide rail 302 and the upper slide rail 301 under the action of the compression force, so that the forceps head clamp 202 is reset. Therefore, the present embodiment can control the extension and retraction of the tong head clamp 202 by only switching on and off the inflator pump and the air release valve 402, so that the overall control is simple, and the use cost of oil drilling is reduced.
As shown in fig. 1-2, the square air chuck with the mouse hole further comprises an installation base 6, the installation base 6 is detachably connected with the installation frame, the installation base 6 is provided with a second positioning through hole corresponding to the first positioning through hole, the second through hole is used for being connected with the mouse hole, and in practical application, the installation base 6 with different heights can be replaced to meet drilling tools with different lengths.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A square pneumatic chuck for a mouse hole is used for clamping a drill rod (7) in the mouse hole and is characterized by comprising a sliding assembly, a power assembly, a mounting frame and two groups of clamping assemblies;
the clamping assembly and the sliding assembly are arranged on the mounting frame, the sliding assembly is arranged along the length direction of the mounting frame, a first positioning through hole corresponding to the mouse hole is formed in the axial direction of the mounting frame, and the clamping assembly is symmetrically arranged on two sides of the first positioning through hole;
each clamping assembly comprises a clamp head clamp (202) and an air bag (201), one side of the air bag (201) is connected with the clamp head clamp (202), and the other side of the air bag (201) is connected with the mounting frame;
the power assembly drives the tong head clamp (202) to move along the sliding assembly through the air bag (201) so as to clamp or release the drill rod (7) in the first positioning through hole.
2. The mouse hole square pneumatic chuck according to claim 1,
the mounting rack is a rectangular mounting rack and comprises a bottom plate (101), a top plate (102) and side plates (103), the side plates (103) are arranged on two sides of the bottom plate (101) in the length direction, and one end of the air bag (201) is connected with the side plates (103);
the sliding assembly comprises an upper sliding rail (301) and a lower sliding rail (302);
the upper sliding rail (301) is arranged on the top plate (102), the lower sliding rail (302) is arranged on the bottom plate (101), and the top end and the bottom end of the tong head clamp (202) are respectively connected with the upper sliding rail (301) and the lower sliding rail (302) in a sliding mode.
3. The mouse hole square air chuck of claim 2,
the upper sliding rail (301) and the lower sliding rail (302) are boss type sliding rails, and grooves matched with the upper sliding rail (301) and the lower sliding rail (302) are respectively formed in the top end and the bottom end of the tong head clamp (202).
4. The mouse hole square pneumatic chuck according to claim 1,
the power assembly comprises a gas path pipeline (401), a deflation valve (402) and an inflation pump;
the inflator pump is connected with the gas side inlet of the gas path pipeline (401);
the air side outlet of the air path pipeline (401) is connected with the air bag (201) through the deflation valve (402).
5. The mouse hole square pneumatic chuck according to claim 4,
the power assembly further comprises a muffler (403);
the deflation valve (402) is connected with the air bag (201) through the silencer (403).
6. The mouse hole square air chuck of claim 2,
also includes a spring assembly;
the spring assembly comprises a guide shaft and a return spring (502) sleeved on the guide shaft;
two ends of the guide shaft are respectively connected with the side plates (103) on two sides of the bottom plate (101), the reset spring (502) is connected with the forceps head clamp (202), and the reset spring (502) is used for resetting the forceps head clamp (202).
7. The mouse hole square pneumatic chuck according to claim 6,
the mounting rack further comprises connecting plates (104), the connecting plates (104) are symmetrically arranged along the width direction of the mounting rack, the top ends of the connecting plates (104) are connected with the top plate (102), and the bottom ends of the connecting plates (104) are connected with the bottom plate (101);
the guide shaft is a draw bar bolt (501), the draw bar bolt (501) penetrates through the connecting plate (104), and two ends of the draw bar bolt (501) are respectively connected with the side plates (103).
8. The mouse hole square pneumatic chuck according to claim 1,
the cross section of the tong head clamp (202) is of a V-shaped structure, and the concave part of the V-shaped structure of the tong head clamp (202) is used for clamping the drill rod (7).
9. The mouse hole square pneumatic chuck according to claim 1,
also comprises a mounting base (6);
the installation base (6) with the mounting bracket can be dismantled and be connected, installation base (6) be equipped with the second positioning hole that first positioning hole corresponds, second positioning hole be used for with the mouse hole is connected.
10. The mouse hole square pneumatic chuck according to claim 1,
the airbag (201) is a transversely stacked multilayer airbag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021533754.0U CN212927752U (en) | 2020-07-29 | 2020-07-29 | Square air chuck in mouse hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021533754.0U CN212927752U (en) | 2020-07-29 | 2020-07-29 | Square air chuck in mouse hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212927752U true CN212927752U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021533754.0U Active CN212927752U (en) | 2020-07-29 | 2020-07-29 | Square air chuck in mouse hole |
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| Country | Link |
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| CN (1) | CN212927752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279709A (en) * | 2021-05-28 | 2021-08-20 | 四川宏华石油设备有限公司 | Split chuck structure for quick assembly and disassembly of deep sea marine riser |
-
2020
- 2020-07-29 CN CN202021533754.0U patent/CN212927752U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113279709A (en) * | 2021-05-28 | 2021-08-20 | 四川宏华石油设备有限公司 | Split chuck structure for quick assembly and disassembly of deep sea marine riser |
| CN113279709B (en) * | 2021-05-28 | 2022-11-01 | 四川宏华石油设备有限公司 | Split chuck structure for quick assembly and disassembly of deep sea marine riser |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 328, Haishunde building, A1 Donghuan North Road, Daxing Economic and Technological Development Zone, Beijing 100176 Patentee after: Beijing Jiejie West Technology Co.,Ltd. Address before: Room 328, Haishunde building, A1 Donghuan North Road, Daxing Economic and Technological Development Zone, Beijing 100176 Patentee before: Beijing Jiejiexi Petroleum Equipment Co.,Ltd. |
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| CP03 | Change of name, title or address |