CN219714348U - Tool for observing deformation and hole collapse degree in pressure relief hole - Google Patents
Tool for observing deformation and hole collapse degree in pressure relief hole Download PDFInfo
- Publication number
- CN219714348U CN219714348U CN202320795806.9U CN202320795806U CN219714348U CN 219714348 U CN219714348 U CN 219714348U CN 202320795806 U CN202320795806 U CN 202320795806U CN 219714348 U CN219714348 U CN 219714348U
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- Prior art keywords
- liquid storage
- pressure relief
- deformation
- storage tank
- tool
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- 239000007788 liquid Substances 0.000 claims abstract description 41
- 238000007789 sealing Methods 0.000 claims description 9
- 238000005553 drilling Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000008918 voyeurism Diseases 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a tool for observing the deformation and hole collapse degree of a pressure relief hole, which comprises a main body, wherein a liquid storage tank is fixedly arranged in the main body at equal intervals in an annular shape through screws, a liquid guide pipe and a supporting pipe are arranged on the liquid storage tank, the liquid guide pipe is connected to the outer end of the liquid storage tank through threads, the supporting pipe is welded to the inner end of the liquid storage tank, and the outer end of the supporting pipe penetrates through and extends to the outer side of the main body. The utility model can grasp the deformation condition of the drilling monitoring section by periodically observing the volume of water in the measuring cylinder.
Description
Technical Field
The utility model relates to a tool for observing the degree of deformation and collapse of the interior of a pressure relief hole, and belongs to the technical field of pressure relief hole observation.
Background
The control of the coal mine rock burst mainly comprises the construction of a pressure relief hole, whether the pressure relief hole is deformed, broken and collapsed, how to resolve the dangerous effect, the effect evaluation is needed, if the explosion-proof drilling peeping instrument purchased in the market is adopted for inspection, the cost is too high, the underground condition is complex, the precise electronic instrument is easy to damage in the use process, and the later maintenance cost is higher. In order to solve the problems, a new technical scheme is provided.
Disclosure of Invention
The utility model aims to provide a tool for observing the deformation and collapse degree of the inside of a pressure relief hole so as to solve the problems in the background technology.
The utility model adopts the following technical scheme for realizing the purposes: the utility model provides a hole degree observation instrument is collapsed in inside deformation of release hole, includes the main part, the inside liquid storage pot that is annular equidistance installation through the screw of main part is fixed with, be provided with catheter and stay tube on the liquid storage pot, the catheter passes through threaded connection in the liquid storage pot outer end, the stay tube welds in the liquid storage pot inner, and the stay tube outer end runs through and extends to the main part outside.
Preferably, a piston rod is nested inside the support tube, and a spring is arranged between the bottom of the piston rod and the inner end of the support tube.
Preferably, an exhaust passage is formed in the middle of the piston rod, a plug is integrally formed between the top of the exhaust passage and the top of the piston rod, an exhaust hole and a sealing cap are arranged on the plug, the exhaust hole is formed in the middle of the plug, and the sealing cap is connected to the outer side of the plug through threads.
Preferably, a U-shaped seat is welded on the outer side of the top of the piston rod, and a pulley is connected to the upper part of the inner part of the U-shaped seat in an interference manner through a bearing.
Preferably, the tail end of the liquid guide tube is connected with a one-way valve through threads, and the tail end of the one-way valve is connected with a measuring cylinder through threads.
Compared with the prior art, the utility model has the beneficial effects that: the tail end of the one-way valve is connected with the measuring cylinder through threads, so that liquid in the measuring cylinder can be effectively prevented from flowing back into the liquid guide tube; the upper part inside the U-shaped seat is connected with a pulley in an interference way through a bearing, and the main body can easily move in the pressure relief hole through the pulley; the sealing cap is connected to the outer side of the plug through threads, so that the plug can be easily sealed; the exhaust hole is arranged in the middle of the plug, so that the gas in the support tube can be easily discharged; the deformation condition of the drilling monitoring section can be mastered by periodically observing the volume of water in the measuring cylinder.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the main structure of the present utility model;
FIG. 3 is a schematic view of a support tube according to the present utility model;
FIG. 4 is a schematic view of the connecting structure of the measuring cylinder of the present utility model;
in the figure: 1-a main body; 2-a liquid storage tank; 3-catheter; 4-supporting the tube; 5-a piston rod; 6-a spring; 7, exhausting channels; 8-plugs; 9-exhaust holes; 10-sealing the cap; 11-U-shaped seat; 12-pulleys; 13-a one-way valve; 14-measuring cylinder.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1-4, a tool for observing the degree of deformation and hole collapse of pressure relief holes comprises a main body 1, wherein a liquid storage tank 2 is fixedly installed in the main body 1 at equal intervals in an annular mode through screws, a liquid guide tube 3 and a supporting tube 4 are arranged on the liquid storage tank 2, the liquid guide tube 3 is connected to the outer end of the liquid storage tank 2 through threads, the supporting tube 4 is welded to the inner end of the liquid storage tank 2, the outer end of the supporting tube 4 penetrates through and extends to the outer side of the main body 1, a piston rod 5 is nested in the supporting tube 4, a spring 6 is placed between the bottom of the piston rod 5 and the inner end of the supporting tube 4, an exhaust passage 7 is arranged in the middle of the piston rod 5, a plug 8 is integrally formed between the top of the exhaust passage 7 and the top of the piston rod 5, an exhaust hole 9 and a sealing cap 10 are arranged on the plug 8, the exhaust hole 9 is formed in the middle of the sealing cap 8, the sealing cap 10 is connected to the outer side of the plug 8 through threads, a U-shaped seat 11 is welded to the outer side of the top of the piston rod 5, a pulley 12 is connected to the inner top of the U-shaped seat 11 through a bearing in an interference manner, the tail end of the liquid guide tube 3 is connected with a one-way valve 13 through threads, and the tail end of the one-way valve 13 is connected with a measuring cylinder 14 through threads.
The specific use mode is as follows: the main body 1 is placed at the opening of the pressure relief hole, the pulley 12 is attached to the wall of the pressure relief hole, liquid is injected into the liquid storage tank 2 and the support tube 4 through the liquid guide tube 3, gas generated in the liquid injection process can be discharged through the exhaust passage 7 and the exhaust hole 9, after the liquid storage tank 2, the liquid guide tube 3 and the support tube 4 are filled with the liquid, the main body 1 is pulled to a position where the pressure relief hole needs to be observed, when the pressure relief hole is deformed, the piston rod 5 at the corresponding position is extruded, the piston rod 5 is pressurized and then the liquid in the support tube 4 is extruded, the liquid flows into the inlet cylinder 14 through the liquid guide tube 3 and the one-way valve 13 after being pressurized, and finally the liquid in the cylinder 14 is subjected to the condition of collapse hole deformation in the pressure relief hole through the volume reaction of the liquid in the cylinder 14.
The foregoing is a preferred embodiment of the present utility model, and it will be apparent to those skilled in the art from this disclosure that changes, modifications, substitutions and alterations can be made without departing from the principles and spirit of the utility model.
Claims (5)
1. The utility model provides a release hole inside deformation collapse hole degree observation instrument, includes main part (1), its characterized in that: the novel liquid storage device is characterized in that a liquid storage tank (2) is fixedly arranged inside the main body (1) at equal intervals in an annular mode through screws, a liquid guide pipe (3) and a supporting pipe (4) are arranged on the liquid storage tank (2), the liquid guide pipe (3) is connected to the outer end of the liquid storage tank (2) through threads, the supporting pipe (4) is welded to the inner end of the liquid storage tank (2), and the outer end of the supporting pipe (4) penetrates through and extends to the outer side of the main body (1).
2. The tool for observing the degree of deformation and collapse of the interior of a pressure relief hole according to claim 1, wherein: a piston rod (5) is nested inside the support tube (4), and a spring (6) is arranged between the bottom of the piston rod (5) and the inner end of the support tube (4).
3. The tool for observing the degree of deformation and collapse of the inside of a pressure relief hole according to claim 2, wherein: an exhaust passage (7) is formed in the middle of the piston rod (5), a plug (8) is integrally formed between the top of the exhaust passage (7) and the top of the piston rod (5), an exhaust hole (9) and a sealing cap (10) are arranged on the plug (8), the exhaust hole (9) is formed in the middle of the plug (8), and the sealing cap (10) is connected to the outer side of the plug (8) through threads.
4. The tool for observing the degree of deformation and collapse of the inside of a pressure relief hole according to claim 2, wherein: the outer side of the top of the piston rod (5) is welded with a U-shaped seat (11), and a pulley (12) is connected above the inner part of the U-shaped seat (11) in an interference manner through a bearing.
5. The tool for observing the degree of deformation and collapse of the interior of a pressure relief hole according to claim 1, wherein: the tail end of the liquid guide tube (3) is connected with a one-way valve (13) through threads, and the tail end of the one-way valve (13) is connected with a measuring cylinder (14) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320795806.9U CN219714348U (en) | 2023-04-12 | 2023-04-12 | Tool for observing deformation and hole collapse degree in pressure relief hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320795806.9U CN219714348U (en) | 2023-04-12 | 2023-04-12 | Tool for observing deformation and hole collapse degree in pressure relief hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219714348U true CN219714348U (en) | 2023-09-19 |
Family
ID=88005606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320795806.9U Active CN219714348U (en) | 2023-04-12 | 2023-04-12 | Tool for observing deformation and hole collapse degree in pressure relief hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219714348U (en) |
-
2023
- 2023-04-12 CN CN202320795806.9U patent/CN219714348U/en active Active
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