CN211144490U - Internal and external circulation pressure-dividing and flow-dividing valve for spray pump of mining development machine - Google Patents
Internal and external circulation pressure-dividing and flow-dividing valve for spray pump of mining development machine Download PDFInfo
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- CN211144490U CN211144490U CN201921764766.1U CN201921764766U CN211144490U CN 211144490 U CN211144490 U CN 211144490U CN 201921764766 U CN201921764766 U CN 201921764766U CN 211144490 U CN211144490 U CN 211144490U
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Abstract
The utility model discloses an internal and external circulation partial pressure flow divider valve of mining entry driving machine atomizing pump, including relief valve, valve block, interior spraying pressure adjusting bolt, interior spraying manometer, feed liquor K type connect, and stifled silk, interior spraying K type connect, and outer spraying K type connects, and outer spraying pressure adjusting bolt, interior and exterior spraying flow control bolt, lock are female, the manometer of spraying outward. The high-pressure water enters the valve block and is divided into an internal circulation spraying water flow and an external circulation spraying water flow; the inner and outer spray flow adjusting bolts adjust hydraulic water to enable water flows at the left side and the right side to form a flow difference; the pressure of the internal circulation water flow is adjusted to be 4MPa through the internal spraying pressure adjusting bolt, the internal circulation water flow is supplied to the internal circulation nozzle for spraying through the internal spraying K-shaped joint, the pressure of the external circulation water flow is adjusted to be 2MPa through the external spraying pressure adjusting bolt, and the external circulation water flow is supplied to the external circulation nozzle for spraying through the external spraying K-shaped joint, so that the design purpose of the internal and external circulation partial pressure and flow dividing valve of the mining heading machine spraying pump is achieved.
Description
Technical Field
The utility model relates to an inside and outside circulation partial pressure flow divider valve of mining entry driving machine atomizing pump, specific saying so one kind is divided into two the tunnel moisture all the way, two tunnel moisture pressure difference and the poor partial pressure diverging device of flow.
Background
At present, most of hydraulic control valves of a mining development machine spray pump are one-way water flow hydraulic control valves, and when the hydraulic control valves are divided into two ways, no pressure difference or flow difference exists; in the actual work, the development machine is provided with two spraying hydraulic systems, one is an internal circulation hydraulic system, the other is an external circulation hydraulic system, the pressures of the two hydraulic systems cannot be the same, and the internal circulation hydraulic system is larger than the external circulation hydraulic system; therefore, a hydraulic control valve which can control pressure and flow and can not control pressure and flow of two paths of water flows is required to be arranged on the spray pump of the heading machine. However, there is no device to solve this problem.
Disclosure of Invention
The utility model aims to solve the problems that most of the hydraulic control valves of the mining development machine spray pump are one path of water flow hydraulic control valve, and when the hydraulic control valves are divided into two paths, the hydraulic control valves have no pressure difference and flow difference; in the actual work, the development machine is provided with two spraying hydraulic systems, one is an internal circulation hydraulic system, the other is an external circulation hydraulic system, the pressures of the two hydraulic systems cannot be the same, and the internal circulation hydraulic system is larger than the external circulation hydraulic system; the difficult problem is that the internal and external circulation partial pressure and flow dividing valve of the mining development machine spray pump is provided, the flow of two paths of water is adjusted through the internal and external spray flow throttling bolt, the pressure of the internal circulation spray water flow is 4MPa, the pressure of the external circulation spray water flow is 2MPa, and the purpose that the flow and the pressure of the two paths of water pressure are different is achieved.
The utility model discloses a realize through following technical scheme:
the internal and external circulation partial pressure and flow divider valve for the spray pump of the mining heading machine comprises a safety valve (1), a valve block (2), an internal spray pressure adjusting bolt (3), an internal spray pressure gauge (4), a liquid inlet K-shaped joint (5), a plug wire (6), an internal spray K-shaped joint (7), an external spray K-shaped joint (8), an external spray pressure adjusting bolt (9), an internal and external spray flow adjusting bolt (10), a lock nut (11) and an external spray pressure gauge (12); the device is characterized in that the safety valve (1) is arranged at the lower side of the valve block (2), and the inner spraying pressure gauge (4) and the outer spraying pressure gauge (12) are arranged at the upper side of the valve block (2); the liquid inlet K-shaped joint (5) is arranged at the front end of the valve block (2), and the inner spraying K-shaped joint (7) and the outer spraying K-shaped joint (8) are respectively arranged at the rear end of the valve block (2); the inner and outer circulation pressure dividing and flow dividing valve of the mining heading machine spray pump is formed by installing the wire blocking (6) and the inner spray pressure adjusting bolt (3) on the left side of the valve block (2), and installing the outer spray pressure adjusting bolt (9) and the inner and outer spray flow adjusting bolt (10) on the right side of the valve block (2).
In order to further achieve the purpose of convenient control and operation, an inner spray pressure adjusting bolt (3) and an outer spray pressure adjusting bolt (9) are respectively arranged on the valve block (2) and are used for adjusting the pressure of two paths of water of inner circulation and outer circulation at any time.
The utility model discloses have following advantage with current entry driving machine atomizing pump liquid accuse valve:
1. has high-pressure bearing performance: when the pressure is 50MPa, the device can work normally.
2. The flow regulation function is provided: the inner circulation system and the outer circulation system generate different flow rates by adjusting the inner and outer spray flow adjusting bolts (10).
3. The pressure difference function is provided: the flow of two paths of water in the system is adjusted through the internal and external spray flow throttling bolt (10), so that the pressure of the internal circulation spray water flow is 4MPa, and the pressure of the external circulation spray water flow is 2 MPa.
The internal and external circulation pressure-dividing and flow-dividing valve of the whole mining development machine spray pump is small in size, light in weight, complete in specification and model, simple in structure, convenient to install and easy to popularize and apply.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
FIG. 1 is a composition structure diagram of an internal and external circulation partial pressure and flow divider valve of a spray pump of the mining development machine;
in the figure:
the device comprises a safety valve (1), a valve block (2), an inner spraying pressure adjusting bolt (3), an inner spraying pressure gauge (4), a liquid inlet K-shaped joint (5), a plug wire (6), an inner spraying K-shaped joint (7), an outer spraying K-shaped joint (8), an outer spraying pressure adjusting bolt (9), an inner and outer spraying flow adjusting bolt (10), a lock nut (11) and an outer spraying pressure gauge (12).
Detailed Description
The internal and external circulation partial pressure and flow divider valve for the spray pump of the mining heading machine comprises a safety valve (1), a valve block (2), an internal spray pressure adjusting bolt (3), an internal spray pressure gauge (4), a liquid inlet K-shaped joint (5), a plug wire (6), an internal spray K-shaped joint (7), an external spray K-shaped joint (8), an external spray pressure adjusting bolt (9), an internal and external spray flow adjusting bolt (10), a lock nut (11) and an external spray pressure gauge (12); the device is characterized in that the safety valve (1) is arranged at the lower side of the valve block (2), and the inner spraying pressure gauge (4) and the outer spraying pressure gauge (12) are arranged at the upper side of the valve block (2); the liquid inlet K-shaped joint (5) is arranged at the front end of the valve block (2), and the inner spraying K-shaped joint (7) and the outer spraying K-shaped joint (8) are respectively arranged at the rear end of the valve block (2); the inner and outer circulation pressure dividing and flow dividing valve of the mining heading machine spray pump is formed by installing the wire blocking (6) and the inner spray pressure adjusting bolt (3) on the left side of the valve block (2), and installing the outer spray pressure adjusting bolt (9) and the inner and outer spray flow adjusting bolt (10) on the right side of the valve block (2).
When the water spraying valve works, high-pressure water enters the valve block (2) through the liquid inlet K-shaped joint (5) and is divided into a left water flow and a right water flow, the left water flow is an internal circulation spraying water flow, and the right water flow is an external circulation spraying water flow; the left and right water flows are adjusted by an internal and external spray flow adjusting bolt (10) to form a flow difference; the pressure of the internal circulation spraying water flow is adjusted through an internal spraying pressure adjusting bolt (3) to enable the pressure of the internal circulation spraying water flow to be 4MPa, the internal circulation spraying water flow is supplied to an internal circulation nozzle for spraying through an internal spraying K-shaped joint (7), the pressure of the external circulation spraying water flow is adjusted through an external spraying pressure adjusting bolt (9) to enable the pressure of the external circulation spraying water flow to be 2MPa, and the external circulation spraying water flow is supplied to an external circulation nozzle for spraying through an external spraying K-shaped joint (8).
When the mining heading machine spray pump stops working, the power supply spray pump is turned off to stop supplying liquid, the internal and external circulation partial pressure and flow divider valves of the mining heading machine spray pump are cleaned, and the mining heading machine spray pump is placed in a dry place to be dried to prevent corrosion, so that the mining heading machine spray pump can be normally used for a long time.
Practice proves that the maximum bearing pressure section of the internal and external circulation partial pressure splitter valve of the mining development machine spray pump manufactured according to the scheme is 50MPa, 40MPa, 30MPa and 26MPa, and the flow range of the internal and external circulation partial pressure splitter valve of the mining development machine spray pump is 120L/min, 100L/min, 80L/min and 60L/min.
Claims (2)
1. The internal and external circulation partial pressure and flow divider valve for the spray pump of the mining heading machine comprises a safety valve (1), a valve block (2), an internal spray pressure adjusting bolt (3), an internal spray pressure gauge (4), a liquid inlet K-shaped joint (5), a plug wire (6), an internal spray K-shaped joint (7), an external spray K-shaped joint (8), an external spray pressure adjusting bolt (9), an internal and external spray flow adjusting bolt (10), a lock nut (11) and an external spray pressure gauge (12); the device is characterized in that the safety valve (1) is arranged at the lower side of the valve block (2), and the inner spraying pressure gauge (4) and the outer spraying pressure gauge (12) are arranged at the upper side of the valve block (2); the liquid inlet K-shaped joint (5) is arranged at the front end of the valve block (2), and the inner spraying K-shaped joint (7) and the outer spraying K-shaped joint (8) are respectively arranged at the rear end of the valve block (2); the inner and outer circulation pressure dividing and flow dividing valve of the mining heading machine spray pump is formed by installing the wire blocking (6) and the inner spray pressure adjusting bolt (3) on the left side of the valve block (2), and installing the outer spray pressure adjusting bolt (9) and the inner and outer spray flow adjusting bolt (10) on the right side of the valve block (2).
2. The internal and external circulation partial pressure and flow divider valve of the spray pump of the mining development machine according to claim 1, characterized in that high-pressure water enters the valve block (2) through the liquid-inlet K-shaped joint (5) and is divided into a left water flow and a right water flow, wherein the left water flow is an internal circulation spray water flow, and the right water flow is an external circulation spray water flow; the left and right water flows are adjusted by an internal and external spray flow adjusting bolt (10) to form a flow difference; the pressure of the internal circulation spraying water flow is adjusted through an internal spraying pressure adjusting bolt (3) to enable the pressure of the internal circulation spraying water flow to be 4MPa, the internal circulation spraying water flow is supplied to an internal circulation nozzle for spraying through an internal spraying K-shaped joint (7), the pressure of the external circulation spraying water flow is adjusted through an external spraying pressure adjusting bolt (9) to enable the pressure of the external circulation spraying water flow to be 2MPa, and the external circulation spraying water flow is supplied to an external circulation nozzle for spraying through an external spraying K-shaped joint (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764766.1U CN211144490U (en) | 2019-10-21 | 2019-10-21 | Internal and external circulation pressure-dividing and flow-dividing valve for spray pump of mining development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764766.1U CN211144490U (en) | 2019-10-21 | 2019-10-21 | Internal and external circulation pressure-dividing and flow-dividing valve for spray pump of mining development machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211144490U true CN211144490U (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921764766.1U Active CN211144490U (en) | 2019-10-21 | 2019-10-21 | Internal and external circulation pressure-dividing and flow-dividing valve for spray pump of mining development machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211144490U (en) |
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2019
- 2019-10-21 CN CN201921764766.1U patent/CN211144490U/en active Active
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