CN210087598U

CN210087598U - Pneumatic liquid injection pump for coal mine

Info

Publication number: CN210087598U
Application number: CN201921000028.XU
Authority: CN
Inventors: 张虎; 柏祖江; 崔宝龙; 鲁冲
Original assignee: Linfen Buruilian Special Coal Machinery Co Ltd
Current assignee: Linfen Buruilian Special Coal Machinery Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-02-18
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a pneumatic liquid injection pump for coal mine, its structure includes the box, the water filling port, the water supply pipe, the delivery port, the breathing pipe, the air pump, the outlet duct, the filter plate, the blow off pipe, the drain, control panel, power cord and sealing mechanism, when going out liquid for a long time with outside water piping connection for solving pneumatic liquid injection pump, threaded connection department is not hard up easily, and the sealing washer of joint department is ageing easily, lead to the seepage of joint department, cause economic loss's problem, through having set up sealing mechanism in the delivery port outside, outside outlet pipe changes over to the delivery port through the screw thread and drives the rolling disc through the transfer line simultaneously and rotate, make the rolling disc remove to the delivery port simultaneously through four slides of four driving rope pulling simultaneously, and make the gasket seal its parcel, thereby reach the effect that increases the leakproofness.

Description

Pneumatic liquid injection pump for coal mine

Technical Field

The utility model relates to a pneumatic liquid charge pump technical field in colliery, concretely relates to pneumatic liquid charge pump for coal mine.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a pit coal mine and an open pit coal mine, when a coal seam is far away from the ground surface, coal is generally excavated into an underground excavation roadway, the pit coal mine is the underground coal mine, when the distance between the coal seam and the ground surface is very close, the coal is generally excavated by directly stripping a surface soil layer, the open pit coal mine is the open pit coal mine, a pneumatic injection pump is a coal mine underground pneumatic high-pressure emulsion pump station, the pneumatic injection pump is mainly suitable for temporary and rapid lifting support of a coal mine underground working surface, but when the pneumatic injection pump is connected with an external water outlet pipe to discharge liquid for a long time, a threaded connection part is easy to loosen, a sealing ring at the joint part is easy to age.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, provide a pneumatic liquid filling pump for coal mine at present, when having solved pneumatic liquid filling pump and the long-time play liquid of outside water piping connection, threaded connection department is not hard up easily to joint department sealing washer is ageing easily, leads to joint department seepage, causes economic loss's problem, reaches the effect that increases the leakproofness.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a pneumatic liquid injection pump for coal mine, which comprises a box body, a water filling port, a water supply pipe, a water outlet, an air suction pipe, an air pump, an air outlet pipe, a filter plate, a blow-off pipe, a blow-off port, a control panel, a power line and a sealing mechanism, wherein the left side of the box body is provided with the water filling port, the water filling port is connected with the water outlet through the water supply pipe, the water outlet is fastened at the rear part of the box body, the left side of the air suction pipe penetrates through the box body, the bottom of the air suction pipe is fastened with the air pump, the left side of the air outlet pipe is fastened at the air outlet of the air pump, the air outlet pipe tightly extends into the middle part of the water supply pipe, the filter plate is arranged at the right side of the middle part of the water supply pipe, the air pump is electrically connected with a power line through a control panel, the sealing mechanism is composed of a fixing groove, a rotating disc, a transmission rod, a fixing block, a transmission rope, a pulley, a sliding plate, a sealing sheet, a sliding groove and a spring, the fixing groove is formed in the outer side of a water outlet, the rotating disc rotates with the upper end of the water outlet through a bearing, the transmission rod is vertically fixed on the right side of the upper end of the rotating disc, the fixing block is fastened on the outer side of the rotating disc, the middle of the fixing block is fastened with the transmission rope, the transmission rope changes the direction through the pulley to pull the sliding plate to slide left and right on the inner side of the sliding groove, the pulley is fixed at the bottom of an outer ring of the water outlet in.

Furthermore, six fixing grooves are formed in the fixing groove, and the depth of each fixing groove is 1 mm.

Furthermore, the inner diameter and the outer diameter of the rotating disc are the same as those of the water outlet.

Furthermore, the transmission ropes and the pulleys are all provided with four transmission ropes and four pulleys, and the transmission ropes and the pulleys are symmetrically installed on the outer side of the water outlet.

Furthermore, the sliding plate is provided with four blocks, and the four blocks correspond to the four transmission ropes one by one.

Further, the sealing piece is 5mm thick.

Further, the maximum stretching length of the spring is the same as the length of the sliding chute.

Furthermore, the pulley is made of stainless steel.

Furthermore, the gasket is HNBR hydrogenated nitrile rubber material.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) when solving pneumatic liquid filling pump and the long-time play liquid of outside water piping connection, threaded connection department is not hard up easily, and the sealing washer of joint department is ageing easily, lead to the seepage of joint department, cause economic loss's problem, through set up sealing mechanism in the delivery port outside, outside outlet pipe drives the rolling disc through the transfer line simultaneously when changeing over to the delivery port through the screw thread and fixing and rotates, make the rolling disc remove to the delivery port simultaneously through four driving rope pulling four slides simultaneously, and make the gasket seal its parcel, thereby reach the effect that increases the leakproofness.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the right-side view structure of the present invention;

FIG. 3 is a schematic view of the interior of the case of the present invention;

fig. 4 is a rear view structural schematic diagram of the sealing mechanism of the present invention;

fig. 5 is a schematic diagram of the structure of the right side view of the water outlet of the utility model;

fig. 6 is a schematic view of the structure of the slide board of the present invention.

In the figure: the device comprises a box body-1, a water filling port-2, a water supply pipe-3, a water outlet-4, an air suction pipe-5, an air pump-6, an air outlet pipe-7, a filter plate-8, a sewage discharge pipe-9, a sewage discharge port-10, a control panel-11, a power line-12, a sealing mechanism-13, a fixing groove-131, a rotating disc-132, a transmission rod-133, a fixing block-134, a transmission rope-135, a pulley-136, a sliding plate-137, a sealing piece-138, a sliding groove-139 and a spring-1310.

Detailed Description

Referring to fig. 1, 2, 3, 4, 5 and 6, the present invention provides a pneumatic liquid injection pump for coal mine: comprises a box body 1, a water filling port 2, a water supply pipe 3, a water outlet 4, an air suction pipe 5, an air pump 6, an air outlet pipe 7, a filter plate 8, a sewage discharge pipe 9, a sewage discharge port 10, a control panel 11, a power line 12 and a sealing mechanism 13, wherein the left side of the box body 1 is provided with the water filling port 2, the water filling port 2 is connected with the water outlet 4 through the water supply pipe 3, the water outlet 4 is fastened at the rear part of the box body 1, the left side of the air suction pipe 5 penetrates through the box body 1, the bottom of the air suction pipe 5 is fastened with the air pump 6, the left side of the air outlet pipe 7 is fastened at the air outlet of the air pump 6, the air outlet pipe 7 tightly extends into the middle part of the water supply pipe 3, the filter plate 8 is arranged at the right side of the middle part of the water supply pipe 3, the bottom of the, the air pump 6 is electrically connected with the power line 12 through the control panel 11, the sealing mechanism 13 is composed of a fixing groove 131, a rotating disc 132, a transmission rod 133, a fixing block 134, a transmission rope 135, a pulley 136, a sliding plate 137, a sealing sheet 138, a sliding groove 139 and a spring 1310, the fixing groove 131 is arranged on the outer side of the water outlet 4, the rotating disc 132 rotates with the upper end of the water outlet 4 through a bearing, the transmission rod 133 is vertically fixed on the right side of the upper end of the rotating disc 132, the fixing block 134 is fastened on the outer side of the rotating disc 132, the middle part of the fixing block 134 is fastened with the transmission rope 135, the transmission rope 135 changes the direction through the pulley 136 to pull the sliding plate 137 to slide left and right on the inner side of the sliding groove 139, the pulley 136 is fixed at the bottom of the outer ring of the water outlet.

Six fixing grooves 131 are formed, the depth of each fixing groove is 1mm, and the transmission ropes can be fixed.

Wherein, the inner diameter and the outer diameter of the rotating disc 132 are both the same as those of the water outlet 4, so that the installation is better.

Wherein, the transmission ropes 135 and the pulleys 136 are all provided with four, and are symmetrically arranged outside the water outlet 4, and can simultaneously pull the sliding plate to move.

The sliding plate 137 is provided with four blocks, and corresponds to the four transmission ropes one by one, and can slide simultaneously.

Wherein, the sealing fin 138 thickness is 5mm, plays fine sealed effect.

The maximum stretching length of the spring 1310 is the same as that of the sliding chute 139, so that the sliding plate can be pulled to reset better.

The pulley 136 is made of stainless steel.

Wherein, the sealing plate 138 is made of HNBR (hydrogenated nitrile butadiene rubber).

According to the table show, the utility model discloses pulley 136 adopts the stainless steel to make, can reach the effect that increases corrosion resistance, makes pulley 136 be difficult for rustting.

The pulley 136 of this patent: the pulley is a small wheel which is provided with a groove on the periphery and can rotate around a shaft, and the simple machine which consists of a disc which can rotate around a central shaft and is provided with the groove and a flexible cable (a rope, an adhesive tape, a steel cable, a chain and the like) crossing the disc and can rotate around the central shaft is called the pulley; sealing plate 138: the sealing sheet is made of HNBR (hydrogenated nitrile butadiene rubber), HNBR has excellent corrosion resistance, tear resistance and compression deformation resistance, is better in ozone resistance, sunlight resistance and weather resistance, has better abrasion resistance than the nitrile butadiene rubber, is suitable for washing machines, automobile engine systems and refrigeration systems using novel environment-friendly refrigerants R134a, and generally has the use temperature range of-40-150 ℃.

The working principle is as follows: firstly, a power line 12 is connected and then the equipment is started by using a control panel 11, then emulsion is injected from a water injection port 2 to enable the emulsion to flow from a water supply pipe 3 to a water outlet 4, at the moment, an air pump 6 is started to compress and stretch air in a pump cavity with a fixed volume through an air suction pipe 5 to form vacuum (negative pressure), pressure difference is generated between the air suction port of the pump and the external atmospheric pressure, air is pressed (sucked) into the pump cavity under the action of the pressure difference, pressure is applied to the water supply pipe through an air outlet pipe 7 to accelerate the flow rate, fine impurities blocked by a filter plate 8 can be transmitted to a drain port 10 through a drain pipe 9 to be discharged, finally the emulsion can be discharged through an external water outlet pipe and is injected into the equipment through a liquid injection gun, when a pneumatic liquid injection pump is connected with the external water outlet pipe for a long time, the threaded connection part is easy to, the problem of economic loss caused by the fact that when an external water outlet pipe is turned into a water outlet 4 through threads to be fixed, the rotating disc 132 is driven to rotate through the transmission rod 133 at the same time, the rotating disc 132 is enabled to simultaneously drive the four sliding plates 137 to simultaneously slide to the water outlet 4 through the four transmission ropes 135, and the sealing piece 138 wraps the external water outlet pipe to seal the external water outlet pipe, so that the effect of increasing the sealing performance is achieved, in order to solve the problem that when a pneumatic liquid injection pump is connected with the external water outlet pipe for long time liquid discharge, threaded joints are easy to loosen, sealing rings at joints are easy to age, and leakage at joints is caused, the sealing mechanism 13 is arranged on the outer side of the water outlet 4, when the external water outlet pipe is turned into the water outlet 4 through threads to be fixed, the rotating disc 132 is simultaneously driven to rotate through the transmission rod 133, and the rotating disc 132 simultaneously drives, and the sealing sheet 138 wraps the sealing sheet to seal, thereby achieving the effect of increasing the sealing property.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A pneumatic liquid injection pump for coal mines comprises a box body (1), a water filling port (2), a water feeding pipe (3), a water outlet (4), an air suction pipe (5), an air pump (6), an air outlet pipe (7), a filter plate (8), a blow-off pipe (9), a blow-off port (10), a control panel (11) and a power line (12), wherein the water filling port (2) is arranged on the left side of the box body (1), the water filling port (2) is connected with the water outlet (4) through the water feeding pipe (3), the water outlet (4) is fastened at the rear part of the box body (1), the left side of the air suction pipe (5) penetrates through the box body (1), the bottom of the air suction pipe (5) is fastened with the air pump (6), the left side of the air outlet pipe (7) is fastened at the air outlet of the air pump (6), the air outlet pipe (7) tightly, the bottom of the filter plate (8) is connected with a sewage draining outlet (10) through a sewage draining pipe (9), the rear part of the sewage draining outlet (10) is fastened with the box body (1), the control panel (11) is embedded into the right side of the box body (1), the power line (12) tightly extends into the right side of the control panel (11), a sealing mechanism (13) is arranged on the outer side of the water outlet (4), and the air pump (6) is electrically connected with the power line (12) through the control panel (11);

the method is characterized in that: the water outlet sealing device is characterized by further comprising a sealing mechanism (13), the sealing mechanism (13) is composed of a fixing groove (131), a rotating disc (132), a transmission rod (133), a fixing block (134), a transmission rope (135), a pulley (136), a sliding plate (137), a sealing piece (138), a sliding groove (139) and a spring (1310), the fixing groove (131) is formed in the outer side of the water outlet (4), the rotating disc (132) rotates with the upper end of the water outlet (4) through a bearing, the transmission rod (133) is vertically fixed to the right side of the upper end of the rotating disc (132), the fixing block (134) is fastened to the outer side of the rotating disc (132), the middle of the fixing block (134) is fastened with the transmission rope (135), the transmission rope (135) changes the direction through the pulley (136) to pull the sliding plate (137) to slide left and right on the inner side of the sliding groove (139), the sealing sheet (138) is adhered to the inner side of the sliding plate (137), the sliding groove (139) is arranged at the rear part of the box body (1), and the bottom of the sliding groove (139) applies pulling force to the rear part of the sliding plate (137) through a spring (1310).

2. The pneumatic coal mine liquid injection pump as claimed in claim 1, wherein: six fixing grooves (131) are formed, and the depth of each fixing groove is 1 mm.

3. The pneumatic coal mine liquid injection pump as claimed in claim 1, wherein: the inner diameter and the outer diameter of the rotating disc (132) are the same as those of the water outlet (4).

4. The pneumatic coal mine liquid injection pump as claimed in claim 1, wherein: the transmission ropes (135) and the pulleys (136) are four in number and are symmetrically arranged on the outer side of the water outlet (4).

5. The pneumatic coal mine liquid injection pump as claimed in claim 1, wherein: the sliding plate (137) is provided with four blocks which correspond to the four transmission ropes one by one.

6. The pneumatic coal mine liquid injection pump as claimed in claim 1, wherein: the sealing piece (138) is 5mm thick.

7. The pneumatic coal mine liquid injection pump as claimed in claim 1, wherein: the maximum stretching length of the spring (1310) is the same as the length of the sliding chute (139).