CN210849849U - Front mixing type double-pipe multifunctional water cutting gun for coal mine - Google Patents
Front mixing type double-pipe multifunctional water cutting gun for coal mine Download PDFInfo
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- CN210849849U CN210849849U CN201921767304.5U CN201921767304U CN210849849U CN 210849849 U CN210849849 U CN 210849849U CN 201921767304 U CN201921767304 U CN 201921767304U CN 210849849 U CN210849849 U CN 210849849U
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Abstract
The utility model discloses a double-barrelled multi-functional water cutting rifle of formula of mixing before for coal mine, including wasing the rust cleaning nozzle, cutting nozzle, change-over valve, mixing valve, mixed sand jar, flow control valve, K type joint, stock, change over switch, the diameter of wasing the rust cleaning nozzle is Ø 1.5.5 mm, and the shape is fan-shaped, and the cutting nozzle diameter is Ø 0.8.8 mm, and the shape is circular, clockwise rotation change over switch, and high-pressure mixed water jets out from the cutting nozzle at a high speed, can cut the object, anticlockwise rotation change over switch, and high-pressure mixed water jets out from wasing the rust cleaning nozzle at a high speed, can wash the rust cleaning to the object, reaches the mesh of cutting rust cleaning interconversion.
Description
Technical Field
The utility model relates to a double-barrelled multi-functional water cutting rifle of formula that mixes before for the coal mine, specific multi-functional cutting rifle that can realize cutting also can convert the rust cleaning in the course of the work that says so.
Background
At present, most of the front mixing type water cutting guns for coal mines are designed by a single gun rod, a cutting nozzle is installed in the cutting process, and a derusting nozzle is installed in the derusting process; when the cutting and rust removing functions are switched, firstly, the liquid supply to the cutting gun is stopped, then, the cutting and rust removing nozzle is disassembled, and the cutting nozzle is installed; if the rust removal is needed, the liquid supply to the cutting gun is stopped, the cutting nozzle is disassembled, the rust removal nozzle is installed, and the cutting and rust removal functions cannot be mutually switched in the process of working. However, no device which can be used for replacing the cutting and rust removing functions without stopping the work in the cutting process is available at present.
Disclosure of Invention
The utility model aims to solve the problems that most of the front mixing type water cutting guns for coal mines are designed with a single gun rod, a cutting nozzle is arranged in the cutting process, and a derusting nozzle is arranged in the derusting process; when the cutting and rust removing functions are switched, firstly, the liquid supply to the cutting gun is stopped, then, the cutting and rust removing nozzle is disassembled, and the cutting nozzle is installed; if the rust removal is needed, the liquid supply for the cutting gun is stopped, the cutting nozzle is disassembled, the rust removal nozzle is installed, and the cutting and rust removal functions cannot be mutually converted in the middle of work.
The utility model discloses a realize through following technical scheme:
the front mixing type double-pipe multifunctional water cutting gun for the coal mine comprises a cleaning and derusting nozzle 1, a cutting nozzle 2, a change-over valve 3, a mixing valve 4, a mixed sand tank 5, a flow regulating valve 6, a liquid inlet K-shaped joint 7, a gun stock 8 and a change-over switch 9; the cleaning and rust removing device is characterized in that the cleaning and rust removing nozzle 1, the cutting nozzle 2 and the change-over switch 9 are arranged on a change-over valve 3, the change-over valve is arranged on a mixing valve 4, and a mixed sand tank 5 is vertically arranged at the upper end of the mixing valve 4; the front mixing type double-tube multifunctional water cutting gun is characterized in that the flow regulating valve 6 and the liquid inlet K-shaped joint 7 are installed on a gun stock 8, and the gun stock 8, the mixing valve 4 and the change-over valve 3 are connected through metal tubes to form a set of front mixing type double-tube multifunctional water cutting gun for the coal mine.
In order to further achieve the purpose of convenient control and operation, the mixing valve 4 is provided with a mixed sand tank 5 for proportioning the pomegranate sand for high-pressure water.
The utility model discloses have following advantage with current water cutting rifle for coal mine:
1. has high-pressure bearing performance: when the pressure is 50MPa, the device can work normally.
2. Has the automatic sand-water proportioning function: mix sand jar 5 and install on mixing valve 4, the negative pressure chamber through mixing valve 4 forms the negative pressure district when high-speed water passes through mixing valve 4, forms high-pressure mixed water in siphoning the pipeline with the pomegranate sand in mixing sand jar 5, does not need sand volume manual switch, can be according to the pressure and the automatic ratio sand volume size of the velocity of flow of water.
3. The automatic switching function is provided: a change-over switch 9 is installed on the change-over valve 3, the change-over switch 9 is rotated clockwise, high-pressure mixed water is ejected from the cutting nozzle 2 at a high speed, an object can be cut, the change-over switch 9 is rotated anticlockwise, the high-pressure mixed water is ejected from the cleaning and rust removing nozzle 1 at a high speed, the object can be cleaned and rust removed, and the function of mutual conversion of cutting and rust removal is achieved.
4. Simple structure, the double-barrelled multi-functional water cutting rifle of mixed formula before whole coal mine is small, light in weight, and specification model is complete, simple structure, simple to operate easily popularizes and applies.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
FIG. 1 is a structural diagram of the front mixing type double-tube multifunctional water cutting gun for coal mines;
in the figure:
cleaning and derusting nozzle 1, cutting nozzle 2, change-over valve 3, mixing valve 4, mixed sand tank 5, flow control valve 6, liquid inlet K type joint 7, stock 8, change-over switch 9.
Detailed Description
The front mixing type double-pipe multifunctional water cutting gun for the coal mine comprises a cleaning and derusting nozzle 1, a cutting nozzle 2, a change-over valve 3, a mixing valve 4, a mixed sand tank 5, a flow regulating valve 6, a liquid inlet K-shaped joint 7, a gun stock 8 and a change-over switch 9; the cleaning and rust removing device is characterized in that the cleaning and rust removing nozzle 1, the cutting nozzle 2 and the change-over switch 9 are arranged on a change-over valve 3, the change-over valve is arranged on a mixing valve 4, and a mixed sand tank 5 is vertically arranged at the upper end of the mixing valve 4; the front mixing type double-tube multifunctional water cutting gun is characterized in that the flow regulating valve 6 and the liquid inlet K-shaped joint 7 are installed on a gun stock 8, and the gun stock 8, the mixing valve 4 and the change-over valve 3 are connected through metal tubes to form a set of front mixing type double-tube multifunctional water cutting gun for the coal mine.
When the cleaning and rust removing device works, high-pressure water enters the mixing valve 4 after passing through the liquid inlet K-shaped connector 7 and the flow is regulated by the flow regulating valve 6, the pomegranate sand in the mixing sand tank 5 and the high-pressure water are mixed according to a certain proportion by the mixing valve 4, the mixture enters the change-over valve 3, the cleaning and rust removing nozzle 1 is in a fan shape with the diameter of Ø 1.5.5 mm, the cutting nozzle 2 is in a circular shape with the diameter of Ø 0.8.8 mm, the change-over switch 9 is rotated clockwise, the high-pressure mixed water is ejected out of the cutting nozzle 2 at a high speed to cut an object, the change-over switch 9 is rotated anticlockwise, the high-pressure mixed water is ejected out of the cleaning and rust removing nozzle 1 at a high speed, the object can be.
When the water cutting machine stops working, the flow regulating valve is closed, the clean multifunctional water cutting gun is cleaned and placed in a dry position to be air-dried so as to prevent corrosion and play a role of normal long-term use.
Practice proves that the front mixing type double-pipe multifunctional water cutting gun for the coal mine manufactured according to the scheme has the maximum bearing pressure sections of 50MPa, 40MPa, 30MPa and 26 MPa; the flow range of the front mixing type double-pipe multifunctional water cutting gun for the coal mine is 40L/min, 30L/min, 20L/min and 10L/min.
Claims (2)
1. The front mixing type double-pipe multifunctional water cutting gun for the coal mine comprises a cleaning and derusting nozzle (1), a cutting nozzle (2), a conversion valve (3), a mixing valve (4), a mixed sand tank (5), a flow regulating valve (6), a liquid inlet K-shaped joint (7), a gun stock (8) and a change-over switch (9); the cleaning and rust removing device is characterized in that the cleaning and rust removing nozzle (1), the cutting nozzle (2) and the change-over switch (9) are arranged on a change-over valve (3), the change-over valve is arranged on a mixing valve (4), and a mixed sand tank (5) is vertically arranged at the upper end of the mixing valve (4); flow control valve (6), feed liquor K type connect (7) and install on stock (8), mixing valve (4), change-over valve (3) are connected with the tubular metal resonator, constitute one set of before for the coal mine double-barrelled multi-functional water cutting rifle of formula of mixing.
2. The coal mine front mixing type double-pipe multifunctional water cutting gun as claimed in claim 1, wherein high-pressure water enters the mixing valve (4) after passing through the liquid inlet K-shaped joint (7) and the flow is adjusted by the flow adjusting valve (6), the mixing valve (4) mixes pomegranate sand in the mixed sand tank (5) with the high-pressure water according to a certain proportion and then enters the change-over valve (3), the cleaning and rust removing nozzle (1) is sector-shaped with the diameter of Ø 1.5mm, the cutting nozzle (2) is circular with the diameter of Ø 0.8.8 mm, the change-over switch (9) is rotated clockwise, the high-pressure mixed water is ejected from the cutting nozzle (2) at a high speed to cut an object, and the change-over switch (9) is rotated anticlockwise, the high-pressure mixed water is ejected from the cleaning and rust removing nozzle (1) at a high speed to clean and remove rust on the object, so that the purpose of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921767304.5U CN210849849U (en) | 2019-10-21 | 2019-10-21 | Front mixing type double-pipe multifunctional water cutting gun for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921767304.5U CN210849849U (en) | 2019-10-21 | 2019-10-21 | Front mixing type double-pipe multifunctional water cutting gun for coal mine |
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| CN210849849U true CN210849849U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921767304.5U Active CN210849849U (en) | 2019-10-21 | 2019-10-21 | Front mixing type double-pipe multifunctional water cutting gun for coal mine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720272A (en) * | 2020-12-30 | 2021-04-30 | 上海市建筑装饰工程集团有限公司 | Sand washing spray gun for oil dirt pollution on surface of historical building preservation and repair |
| CN112775847A (en) * | 2020-12-30 | 2021-05-11 | 上海市建筑装饰工程集团有限公司 | Sand washing method for oil dirt pollution on surface of historical building preservation and repair |
-
2019
- 2019-10-21 CN CN201921767304.5U patent/CN210849849U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720272A (en) * | 2020-12-30 | 2021-04-30 | 上海市建筑装饰工程集团有限公司 | Sand washing spray gun for oil dirt pollution on surface of historical building preservation and repair |
| CN112775847A (en) * | 2020-12-30 | 2021-05-11 | 上海市建筑装饰工程集团有限公司 | Sand washing method for oil dirt pollution on surface of historical building preservation and repair |
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