CN209855852U - Water supply self-rescue device for mine - Google Patents
Water supply self-rescue device for mine Download PDFInfo
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- CN209855852U CN209855852U CN201920409825.7U CN201920409825U CN209855852U CN 209855852 U CN209855852 U CN 209855852U CN 201920409825 U CN201920409825 U CN 201920409825U CN 209855852 U CN209855852 U CN 209855852U
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Abstract
The utility model discloses a mining water supply device of saving oneself, include: the water inlet of the pressure reducing valve is communicated with a high-pressure water supply system through a thread through way, the water outlet of the pressure reducing valve is communicated with the water inlet of the water inlet stop valve, the water outlet of the water inlet stop valve is communicated with the water inlet of the one-way safety valve through a pipeline, a pressure relief opening is formed in the one-way safety valve, the water outlet of the one-way safety valve is communicated with the water inlet of the filter, and a connecting pipe, a drinking water throttle valve and a water outlet pipe are sequentially connected to the water outlet of the filter. The utility model discloses owing to increased one-way relief valve, when relief pressure valve, the stop valve that intakes leaked, made water supply low pressure pipe-line system receive the protection, improved filter and low pressure line's life. The utility model discloses utilize the one-way effect of one-way relief valve, when the delivery pipe received destruction, low pressure pipe-line system still kept certain pressure and can emit one to two cups of water.
Description
Technical Field
The utility model belongs to the technical field of industrial and mining equipment, a mining device of saving oneself is related to, especially a mining device of saving oneself that supplies water.
Background
At present, water supply devices of a mine compressed air water supply self-rescue tank are sequentially connected with a pressure reducing valve, a water inlet stop valve, a filter and other water control components at one end of a water inlet, the pressure reducing valve communicated with a high-pressure pipeline is in an open state in a normal state, other subsequent components such as the water inlet stop valve are in a closed state, but the sealing performance of the pressure reducing valve and the water inlet stop valve is directly influenced due to different depths of mines and different water quality and dust content, so that water in a high-pressure pipeline system leaks to a reduced low-pressure pipeline, when a drinking water regulating valve is closed, the water pressure of the low-pressure pipeline system gradually rises along with the prolonging of time, so that the filter cannot bear the pressure rising inside the filter to crack a connector, and the filter cracks due to too high pressure in the pressure reducing valve and the water inlet stop valve which are not sealed in about 1 ~ 2 months in a normal state, so that the water supply devices in the mine compressed air.
Disclosure of Invention
In order to solve among the prior art mining water supply save oneself the device in relief pressure valve and the problem that the stop valve leakproofness of intaking worsens and lead to waterway system to leak, the utility model discloses a mining water supply save oneself device owing to increased one-way relief valve, when relief pressure valve, the stop valve of intaking leaked, made water supply low pressure pipe-line system receive the protection, improved the life of filter and low pressure pipeline.
The technical scheme of the utility model is realized like this:
the utility model discloses a mining water supply device of saving oneself, include: the water inlet of the pressure reducing valve is communicated with a high-pressure water supply system through a threaded through way, the water outlet of the pressure reducing valve is communicated with the water inlet of the water inlet stop valve, the water outlet of the water inlet stop valve is communicated with the water inlet of the one-way safety valve through a pipeline, the one-way safety valve is provided with a pressure relief opening, the water outlet of the one-way safety valve is communicated with the water inlet of the filter, and the water outlet of the filter is sequentially connected with a connecting pipe, a drinking water throttle valve and a water outlet pipe; of course, a plurality of connecting pipes and water outlet pipes of the drinking water throttle valves can be connected in parallel at the water outlet of the filter according to the requirement.
In a preferred embodiment, the water outlet of the pressure reducing valve is communicated with the water inlet of the water inlet stop valve through an external thread straight-through pipe joint.
Further, the pipeline is a threaded hose.
In a preferred embodiment, the one-way safety valve is communicated with the water inlet of the filter through a right-angle pipe joint, and the two ends of the right-angle pipe joint are additionally provided with external thread through pipe joints.
Preferably, the water outlet pipe is a threaded through pipe.
Preferably, the water inlet stop valve and the drinking water throttle valve are ball valves, and the one-way safety valve is a safety relief valve commonly used for electric water heaters.
The external thread straight-through pipe joint can be respectively arranged between the pressure reducing valve and the water inlet stop valve, between the one-way safety valve and the right-angle pipe joint, between the right-angle pipe joint and the filter, and has the function of fixed connection.
The utility model connects the one-way safety valve between the water outlet of the pressure reducing valve and the water inlet of the filter in series, which stabilizes the water supply pressure of the low pressure water supply pipeline system; when the pressure of water in the filter reaches or approaches 0.75MPa, the pressure relief opening of the one-way safety valve starts to relieve pressure, so that the filter and the low-pressure pipeline system are protected; the utility model discloses utilize the one-way effect of one-way relief valve, when the delivery pipe received destruction, low pressure pipe-line system still kept certain pressure, opened the drinking water choke valve and can also emit two drinking water.
The utility model protects the water supply low pressure pipeline system through the structure, and prolongs the service life of the filter and the low pressure pipeline; furthermore, the utility model discloses simple to operate, the facilitate promotion does benefit to the upgrading transformation of product.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic flow chart in an embodiment of the present invention.
In the figure: 1. the external thread is directly connected with the pipe joint; 2. a right-angle pipe joint; 3. a pressure reducing valve; 4. straight-through thread; 5. a water inlet stop valve; 6. a threaded hose; 7. a filter; 8. a one-way safety valve; 81. a pressure relief port.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The mine water supply self-rescue device as shown in figures 1 and 2 comprises: the water inlet of the pressure reducing valve 3 is communicated with a high-pressure water supply system through a thread through 4, the water outlet of the pressure reducing valve 3 is communicated with the water inlet of a DN20 type water inlet stop valve 5 through an external thread through pipe joint 1, the water outlet of the water inlet stop valve 5 is communicated with the water inlet of the one-way safety valve 8 through a threaded hose 6, the one-way safety valve 8 is provided with a pressure relief port 81, the one-way safety valve 8 is communicated with the water inlet of the filter 7 through a right-angle pipe joint 2, the external thread through pipe joints 1 are additionally arranged at two ends of the right-angle pipe joint 2, and the water outlet of the filter 7 is sequentially connected with a connecting pipe 12, a drinking water throttle valve 11 and a water outlet pipe; of course, a plurality of connecting pipes of the drinking water throttle valves and the thread through 10 can be connected in parallel at the water outlet of the filter according to the requirement; the one-way safety valve can be a universal part of an all-copper safety relief valve for an electric water heater with the one-way pressure of 0.75 MPa.
The water inlet stop valve and the drinking water throttle valve are ball valves, and the one-way safety valve is a universal safety relief valve for the electric water heater.
When the water pressure of the filter 7 and the low-pressure pipeline system reaches or approaches 0.75MPa, the pressure relief port 81 of the one-way safety valve 8 relieves the pressure, so that the filter 7 and the low-pressure pipeline system are protected; by utilizing the one-way characteristic of the one-way safety valve 8, when the external water supply pipeline is damaged, the low-pressure water supply pipeline system still keeps a certain pressure, and at the moment, the drinking water throttle valve 11 is opened, and two cups of drinking water can be discharged.
The utility model discloses a theory of operation does: in the environment with deep mine and more dust in the water supply system, the pressure of the water supply system is high, the water supply stop valve and the pressure reducing valve are not closed tightly frequently, so that water in the high-pressure waterway system leaks to the low-pressure waterway system, the pressure of the low-pressure waterway system is increased, and when the pressure is close to 0.75MPa, the pressure relief opening 81 of the one-way safety valve starts to relieve the pressure, so that the safety of the low-pressure water supply pipeline system is ensured. When the external water supply system is damaged, the pressure of the filter 7 and the low-pressure pipeline system is still close to 0.75MPa due to the one-way action of the one-way safety valve 8, so that water can be discharged by opening the drinking water throttle valve 11. At critical times, this water may be able to delay one's life.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a mining water supply device of saving oneself which characterized in that includes: relief pressure valve (3), stop valve (5), one-way relief valve (8), filter (7) of intaking, the water inlet of relief pressure valve (3) is through (4) and high-pressure water supply system intercommunication through the screw thread, the delivery port of relief pressure valve (3) and the water inlet intercommunication of stop valve (5) of intaking, the delivery port of stop valve (5) of intaking passes through the water inlet intercommunication of pipeline and one-way relief valve (8), be equipped with pressure release mouth (81) on one-way relief valve (8), the delivery port of one-way relief valve (8) and the water inlet intercommunication of filter (7) the delivery port department of filter (7) has connected gradually connecting pipe (12), drinking water choke valve (11) and outlet pipe.
2. A mine water supply self-rescue device as defined in claim 1, characterized in that: the water outlet of the pressure reducing valve (3) is communicated with the water inlet of the water inlet stop valve (5) through the external thread straight-through pipe joint (1).
3. A mine water supply self-rescue device as defined in claim 1, characterized in that: the pipeline is a threaded hose (6).
4. A mine water supply self-rescue device as defined in claim 1, characterized in that: the one-way safety valve (8) is communicated with a water inlet of the filter (7) through a right-angle pipe joint (2), and external thread through pipe joints (1) are additionally arranged at two ends of the right-angle pipe joint (2).
5. A mine water supply self-rescue device as defined in claim 1, characterized in that: the water outlet pipe is a threaded straight-through (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920409825.7U CN209855852U (en) | 2019-03-28 | 2019-03-28 | Water supply self-rescue device for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920409825.7U CN209855852U (en) | 2019-03-28 | 2019-03-28 | Water supply self-rescue device for mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209855852U true CN209855852U (en) | 2019-12-27 |
Family
ID=68935427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920409825.7U Active CN209855852U (en) | 2019-03-28 | 2019-03-28 | Water supply self-rescue device for mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209855852U (en) |
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2019
- 2019-03-28 CN CN201920409825.7U patent/CN209855852U/en active Active
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