CN216922212U

CN216922212U - Automatic start-stop valve of mine diaphragm pump

Info

Publication number: CN216922212U
Application number: CN202220574250.6U
Authority: CN
Inventors: 刘进; 祝愿; 牛强; 张盼博; 王晓波
Original assignee: Shaanxi Coal Mining Hancheng Mining Co Ltd
Current assignee: Shaanxi Coal Mining Hancheng Mining Co Ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-08
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses an automatic start-stop valve of a mine diaphragm pump, which comprises a sleeve, a sextant pipe, a three-way valve and a stop valve, wherein the sleeve, the sextant pipe, the three-way valve and the stop valve are arranged in a through manner from top to bottom; the top end of the slender rod is connected with a floating ball, the bottom of the slender rod is connected with a steel ball, and the slender rod is coaxially arranged in a channel which is communicated with the inside of the sleeve, the sextant pipe, the three-way valve and the stop valve and is used for moving up and down in the channel; the floating ball is used for driving the slender rod and the steel ball to lift together under the action of buoyancy; and the steel balls are used for lifting in a channel formed inside the stop valve and the sextant pipe so as to realize the closing and opening of the stop valve. It has solved when current manual work controls the diaphragm pump, and is inefficient, opens the dry pumping easily for a long time, causes the problem that the diaphragm pump damaged.

Description

Automatic start-stop valve of mine diaphragm pump

Technical Field

The utility model belongs to the technical field of mining equipment, and particularly relates to an automatic start-stop valve of a mining diaphragm pump.

Background

In the maintenance process of main transportation main roadways and return air main roadways under mines, the roadways have more water accumulation, a diaphragm pump needs to be installed for pumping water, but the diaphragm pump needs to be operated by a special person when the diaphragm pump is started and stopped, the roadway route is longer, the distance between the pumping place and the maintenance head is very far, the diaphragm pump is time-consuming and labor-consuming when the diaphragm pump is started and stopped, and if water is drained, the diaphragm pump is still kept in a dry pumping state for a long time, so that the diaphragm pump is easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic start-stop valve of a mining diaphragm pump, which aims to solve the problems that when the existing diaphragm pump is manually operated, the efficiency is low, dry pumping is easy to open for a long time, and the diaphragm pump is damaged.

The utility model adopts the following technical scheme: an automatic start-stop valve of a mining diaphragm pump comprises a sleeve, a sextant pipe, a three-way valve and a stop valve which are arranged in a through mode from top to bottom, wherein a side port of the three-way valve is an air inlet;

the top end of the slender rod is connected with a floating ball, the bottom of the slender rod is connected with a steel ball, and the slender rod is coaxially arranged in a channel which is communicated with the inside of the sleeve, the sextant pipe, the three-way valve and the stop valve and is used for moving up and down in the channel;

the floating ball is used for driving the slender rod and the steel ball to lift together under the action of buoyancy; and the steel balls are used for lifting in a channel formed inside the stop valve and the sextant pipe so as to realize the closing and opening of the stop valve.

Further, the diameter of the steel ball is larger than the opening diameter of the stop valve; the diameter of the steel ball is smaller than the diameter of the inner pipe of the three-way valve, and the diameter of the steel ball is smaller than the inner diameter of the sextant pipe.

Further, a sealing ring is arranged on the inner wall, in contact with the slender rod, of the sleeve.

Furthermore, the sleeve is a wind needle, and the slender rod is a water needle.

Furthermore, the bottom of the stop valve is communicated with a diaphragm pump through an assembly pipe, and an air inlet of the three-way valve is communicated with an assembly pipe for air inlet.

The utility model has the beneficial effects that: according to the utility model, the automatic start-stop valve is arranged on the diaphragm pump, so that the problem that the diaphragm pump is easy to damage due to the fact that the diaphragm pump is started for a long time and dry pumping is avoided. Meanwhile, the air needle is used as a sleeve, the water needle is used as a slender rod, various waste accessories are assembled and reused, and the purpose of repairing the waste and utilizing the waste is achieved. The device is simple and easy to operate, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of an automatic start-stop valve of a mining diaphragm pump according to the present invention;

fig. 2 is a sectional view of an automatic start-stop valve of a mining diaphragm pump according to the present invention.

The device comprises a floating ball 1, a water needle 2, an air needle 3, a sextant tube 4, a three-way valve 5, a stop valve 6, a diaphragm pump 7, an air inlet 8, a steel ball 9 and an assembly tube 10.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

The utility model provides an automatic start-stop valve of a mining diaphragm pump, which comprises a sleeve 3, a sextant tube 4, a three-way valve 5 and a stop valve 6 which are arranged in a penetrating manner from top to bottom as shown in figures 1 and 2, wherein an air inlet 8 is arranged at a side port of the three-way valve 5. The sleeve 3, the sextant pipe 4, the three-way valve 5 and the stop valve 6 form a through channel inside. Still include a slender pole 2, a floater 1 is connected on the top of slender pole 2, a steel ball 9 is connected to the bottom of slender pole 2, slender pole 2 and steel ball 9 coaxial arrangement together in sleeve pipe 3, sextant pipe 4, three-way valve 5 and the inside passageway that link up of stop valve 6, and can reciprocate in the passageway. The steel ball 9 rises to the top of the sleeve 3 at most and falls to the passage opening of the stop valve 6 at the lowest.

When the mining diaphragm pump is used, the automatic start-stop valve of the whole mining diaphragm pump is placed in water, and the floating ball 1 can drive the slender rod 2 and the steel ball 9 to ascend together under the action of buoyancy; the steel ball 9 goes up and down along with the long and thin rod, and the stop valve 6 can be closed and opened. The air outlet of the stop valve 6 is communicated with the diaphragm pump. If the stop valve 6 is opened, the air inlet 8 can introduce air and transmit the air from the stop valve 6 to the diaphragm pump 7, and the diaphragm pump 7 is opened; if the stop valve 6 is closed, the air inlet 8 is disconnected with the diaphragm pump 7, and the diaphragm pump 7 is closed.

In some embodiments, the diameter of the steel ball 9 is greater than the opening diameter of the shut-off valve 6; the diameter of the steel ball 9 is smaller than the diameter of the inner pipe of the three-way valve 5, and the diameter of the steel ball 9 is smaller than the inner diameter of the sextant pipe 4. The moving range of the steel ball 9 is an internal channel between the sextant tube 4 and the stop valve 6, the moving power of the steel ball comes from the buoyancy of the floating ball 1 to be pumped in the mine, when the water level is reduced, the water is pumped, the floating ball 1 can descend, the steel ball 9 descends to seal the stop valve 6, and then the diaphragm pump 7 is closed.

In some embodiments, the inner wall of the sleeve 3 that contacts the elongate shaft 2 is provided with a sealing ring. The sealing ring is arranged, so that the internal channel of the sleeve 3 cannot leak air outwards, the airtightness of the whole device is guaranteed, and the stop valve 6 is controlled more accurately.

In some embodiments, in practical applications, the air needle can be used as the sleeve 3, the water needle can be used as the slender rod 2, and various waste accessories can be assembled and reused, so that the purpose of waste repair and waste utilization is achieved.

In some embodiments, the bottom of the stop valve 6 is connected to a diaphragm pump 7 through an assembly pipe 10, and the air inlet 8 of the three-way valve 5 is connected to an assembly pipe 10 for air inlet. When the diaphragm pump is used, the diaphragm pump 7 is controlled to be started and stopped by controlling whether the air inlet 8 can supply air or not, whether the air inlet can supply air or not is determined by the position of the steel ball 9, and the position of the steel ball 9 is determined by the accumulated water in the roadway and the buoyancy sensed by the floating ball 1.

The utility model relates to a using method of an automatic start-stop valve of a mine diaphragm pump, which comprises the following steps: two assembly pipes 10 are used, one of which is communicated with the stop valve 6 and the other is communicated with the diaphragm pump 8. The automatic start-stop valve of the whole mine diaphragm pump is placed in water of a roadway. When drawing water, floater 1 under the effect of buoyancy, can drive elongate rod 2 and steel ball 9 together to rise, stop valve 6 opens this moment, and air intake 8 can introduce wind and transmit to diaphragm pump 7 from stop valve 6, and diaphragm pump 7 opens. The diaphragm pump is opened alright draw water, when ponding was taken out futilely, floater 1, slender pole 2 descend, and the air outlet of stop valve 6 is plugged up in the whereabouts of steel ball 9, then diaphragm pump automatic shutdown.

In actual use, the aluminum alloy floating ball is 25 yuan, the 19mm three-way valve is 15 yuan, the 19mm stop valve is 20 yuan, the air needle and the water needle are 5 yuan, the processing cost is 100 yuan, and the total manufacturing cost is 165 yuan. After the device is put into use, labor cost is reduced, three shifts are provided, each shift costs 200 yuan, and labor cost is saved by 18000 yuan each month; the maintenance cost of one diaphragm pump is about 5000 yuan, and the labor cost and the maintenance cost are saved by 23000 yuan in total every month. Therefore, the device greatly reduces the use cost.

According to the utility model, the automatic start-stop valve is arranged on the diaphragm pump, so that the problem that the diaphragm pump is easy to damage due to the fact that the diaphragm pump is started for a long time and dry pumping is avoided. Meanwhile, the air needle is used as a sleeve, the water needle is used as a slender rod, various waste accessories are assembled and reused, and the purpose of repairing the waste and utilizing the waste is achieved. The device is simple and easy to operate, and the working efficiency is improved.

Claims

1. The automatic start-stop valve of the mining diaphragm pump is characterized by comprising a sleeve (3), a six-branch pipe (4), a three-way valve (5) and a stop valve (6) which are arranged in a through mode from top to bottom, wherein an air inlet is formed in a side port of the three-way valve (5);

the device is characterized by further comprising a slender rod (2), the top end of the slender rod (2) is connected with a floating ball (1), the bottom of the slender rod (2) is connected with a steel ball (9), and the slender rod (2) is coaxially arranged in a channel which is communicated with the inside of the sleeve (3), the sextant pipe (4), the three-way valve (5) and the stop valve (6) and is used for moving up and down in the channel;

the floating ball (1) is used for driving the slender rod (2) and the steel ball (9) to lift together under the action of buoyancy; and the steel balls (9) are used for lifting in a channel formed inside the stop valve (6) and the sextant pipe (4) so as to seal and open the stop valve (6).

2. The automatic start-stop valve of the mining diaphragm pump according to claim 1, characterized in that the diameter of the steel ball (9) is larger than the opening diameter of the stop valve (6); the diameter of the steel ball (9) is smaller than that of the inner pipe of the three-way valve (5), and the diameter of the steel ball (9) is smaller than the inner diameter of the sextant pipe (4).

3. The automatic start-stop valve of a mining diaphragm pump according to claim 1 or 2, characterized in that the inner wall of the casing (3) that contacts the elongated rod (2) is provided with a sealing ring.

4. The automatic start-stop valve of the mining diaphragm pump according to claim 3, characterized in that the sleeve (3) is a wind needle and the elongated rod (2) is a water needle.

5. The automatic start and stop valve of the mining diaphragm pump according to claim 3, characterized in that the bottom of the stop valve (6) is communicated with a diaphragm pump (7) through an assembly pipe (10), and the air inlet of the three-way valve (5) is communicated with the assembly pipe (10) for air intake.