CN215172522U

CN215172522U - Pressure relief device of mining water pump

Info

Publication number: CN215172522U
Application number: CN202120850481.0U
Authority: CN
Inventors: 郭宾宾; 王兆平; 刘晓辉; 马西伟
Original assignee: Hainan Hengquan Energy Technology Co ltd
Current assignee: Hainan Hengquan Energy Technology Co ltd
Priority date: 2021-04-24
Filing date: 2021-04-24
Publication date: 2021-12-14
Anticipated expiration: 2031-04-24

Abstract

The utility model discloses a pressure relief device of mining water pump, including pressure regulating pipe, shell, apron and frame, the lower extreme is fixed with first stopper respectively about the first through groove inner wall one side that the shell was seted up, frame one side is fixed with the filter screen, the frame has been put to first stopper one side, set up flutedly in the middle of the apron upper surface, the recess inner wall is fixed with the sealing washer, be fixed with the sleeve pipe in the middle of the apron upper surface, the second has been seted up on the sleeve pipe top and has been run through the groove, the joint hole has been seted up to outer wall one side that the sleeve pipe is different from last lower extreme, joint downthehole wall is fixed with the stuff, the symmetry is fixed with two baffles in the middle of the apron bottom, sleeve pipe, recess and two baffles align, pressure regulating pipe is different from outer wall one side of last lower extreme and is fixed with the second stopper. The utility model has the advantages of prevent that impurity makes pressure relief device leak, can conveniently adjust simultaneously and leak different hydraulic pressure.

Description

Pressure relief device of mining water pump

Technical Field

The utility model relates to a mining water pump technical field specifically is a pressure relief device of mining water pump.

Background

The mining water pump is mainly used for central pump room drainage of coal mines, emergency drainage or complex mine drainage after the coal mines are flooded by water, and is a centrifugal water pump in common use. D type, DA type and TSW type multistage centrifugal water pumps are commonly used in mining submersible pumps; b-type, BA-type and BZ-type single-stage centrifugal water pumps are commonly used for local drainage of a sump and a mining area at the bottom of a well, and a multi-stage centrifugal water pump is also used for high lift. The commonly used pressure release valve of the mining water pump when pressure release is needed is easy to cause water leakage due to impurities, and is inconvenient to adjust and deal with different water pressures.

Through a large number of searches, the following results are found: chinese utility model patent column: the application number CN201410668054.5, publication number CN104482230A, mining water pump pressure relief device mainly have found valve body, valve disc head, spring, baffle, drum, valve gap, lead screw, bolt, water inlet, mesopore, delivery port, the drum welds on the valve cap, the valve disc head of one end of valve disc is pressed on the mesopore, the other end suit is in the drum, is equipped with the spring in the drum, the valve gap passes through the bolt and valve body rigid coupling, the central screw hole that the lead screw precession valve gap is pressed on the baffle.

The existing mine water pump pressure relief device is easy to use, causes impurity blockage to cause water leakage of the pressure relief device, and is inconvenient to adjust and deal with different water pressures.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure relief device of mining water pump possesses and prevents that impurity makes pressure relief device leak, can conveniently adjust simultaneously and leak different hydraulic advantages, has solved mining water pump pressure relief device and has broken down easily, can deal with different hydraulic problems.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure relief device of a mining water pump comprises a water pump body, a pressure regulating pipe, a shell, a cover plate, a sealing block, a frame, a first fixing plate and a second fixing plate, wherein a first through groove is formed in one side of the shell, a circular groove is formed in the top end of the shell, first limiting blocks are respectively fixed at the upper end and the lower end of one side of the inner wall of the first through groove formed in the shell, a filter screen is fixed on one side of the frame, the frame is placed on one side of the first limiting blocks, six second threaded grooves are formed in the top end of the shell in an annular array mode, six second threaded grooves are formed in the upper surface of the cover plate, the cover plate is aligned with the top end of the shell and is in threaded connection with the second threaded grooves through bolts, a groove is formed in the middle of the upper surface of the cover plate, a sealing ring is fixed on the inner wall of the groove, a sleeve is fixed in the middle of the upper surface of the cover plate, the second through groove is formed in the top end of the sleeve, and a clamping hole is formed in one side, which is different from the outer walls of the upper end and the lower end of the sleeve, the joint hole inner wall is fixed with the stuff, the symmetry is fixed with two baffles in the middle of the apron bottom, sleeve pipe, recess and two baffles align, the second that the sleeve pipe was seted up is run through to pressure regulating pipe lower extreme runs through the groove, the recess of seting up in the middle of the pressure regulating pipe lower extreme runs through the apron upper surface, the pressure regulating pipe lower extreme stretches into between two baffles, the pressure regulating pipe is different and is fixed with the second stopper in outer wall one side of upper and lower extreme.

Preferably, a connecting pipe is fixed on one side of the water pump body, one side of the connecting pipe is sleeved with one side of the water pipe, and the shell is sleeved on the other side of the water pipe.

Preferably, six first thread grooves are formed in the two sides of the shell in an annular array respectively.

Preferably, a second fixing plate is fixed on one side of the upper end of the inner wall of the first through groove formed in the shell, and a first fixing plate is fixed on one side of the lower end of the inner wall of the first through groove formed in the shell.

Preferably, a sealing block is arranged between the first fixing plate and the second fixing plate, and the top end of the sealing block is located between the two baffles.

Preferably, a spring is placed at the top end of the sealing block, a pressure regulating pipe is placed at the top end of the spring, and the pressure regulating pipe, the spring and the sealing block are aligned.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a first through inslot wall upper end one side that the shell was seted up is fixed with the second fixed plate, first through inslot wall lower extreme one side that the shell was seted up is fixed with first fixed plate, sealed piece has been placed between first fixed plate and the second fixed plate, sealed piece top is located between two baffles, when water gets into the shell, when water pressure reaches a definite value, place sealed piece between first fixed plate and the second fixed plate and take on the top, make water can flow, reached and discharged the effect of going to realize the pressure release with the water.

2. The utility model discloses a set up and to have seted up flutedly in the middle of the apron upper surface, recess inner wall is fixed with the sealing washer, be fixed with the sleeve pipe in the middle of the apron upper surface, the second has been seted up on the sleeve pipe top and has been run through the groove, the joint hole has been seted up to outer wall one side of lower extreme in the sleeve pipe difference, joint downthehole wall is fixed with the stuff, the symmetry is fixed with two baffles in the middle of the apron bottom, when needs water pressure is too big, water can will, go on the pressure regulating pipe top, the pressure regulating pipe can run through the groove through the second, two baffles and recess, the effect of sluicing has been reached.

3. The utility model discloses a set up the recess of seting up in the middle of the pressure regulating pipe lower extreme runs through the apron upper surface, the pressure regulating pipe lower extreme stretches into between two baffles, and the pressure regulating pipe is different in outer wall one side of going up the lower extreme and is fixed with the second stopper, and when different water pressure needs to be dealt with, the pressure regulating pipe is adjusted and the spring makes the spring carry out different compressing tightly to sealed piece for can arrange the pressure to different water pressure, reached and to deal with different hydraulic effect.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic diagram of a side view structure of the pressure release valve of the present invention;

fig. 3 is an enlarged view of the point a of fig. 2 according to the present invention;

fig. 4 is a schematic diagram of a front cross-sectional structure of the pressure release valve of the present invention;

fig. 5 is an enlarged view of the position B of fig. 4 according to the present invention;

fig. 6 is an enlarged view of the point C of fig. 4 according to the present invention.

In the figure: 1. a water pump body; 2. a water pipe; 3. a pressure regulating pipe; 4. a sleeve; 5. a bolt; 6. a housing; 7. a cover plate; 8. a connecting pipe; 9. filtering with a screen; 10. a first thread groove; 11. a clamping hole; 12. wood strips; 13. a first stopper; 14. a frame; 15. a first through groove; 16. a second thread groove; 17. a second through groove; 18. a spring; 19. a sealing block; 20. a baffle plate; 21. a first fixing plate; 22. a second fixing plate; 23. a second limiting block; 24. a groove; 25. and (5) sealing rings.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present invention provides an embodiment: a pressure relief device of a mining water pump comprises a water pump body 1, a pressure regulating pipe 3, a shell 6, a cover plate 7, a sealing block 19, a frame 14, a first fixing plate 21 and a second fixing plate 22, wherein a first through groove 15 is formed in one side of the shell 6, a connecting pipe 8 is fixed on one side of the water pump body 1, one side of the connecting pipe 8 is sleeved with one side of a water pipe 2, the other side of the water pipe 2 is sleeved with the shell 6, six first threaded grooves 10 are respectively formed in two sides of the shell 6 in an annular array, the first through groove 15 facilitates installation of other devices and enables water to flow in simultaneously, the water pump body 1 pumps water out, the shell 6 is sleeved on the other side of the water pipe 2 and enables water to flow into the shell 6, the first threaded grooves 10 are convenient to install, as well known by a person skilled in the art, the water pump body 1 is provided with common knowledge, belongs to conventional means or common knowledge, and is not repeated, any adaptation may be made by those skilled in the art as required or convenient. The top end of the shell 6 is provided with a circular groove, one side of the upper end of the inner wall of a first through groove 15 arranged on the shell 6 is fixed with a second fixing plate 22, one side of the lower end of the inner wall of the first through groove 15 arranged on the shell 6 is fixed with a first fixing plate 21, the arrangement of the first fixing plate 21 and the second fixing plate 22 enables a sealing block 19 to be placed, so that a closed space is formed on one side of the inner wall of the shell 6, the upper end and the lower end of one side of the inner wall of the first through groove 15 arranged on the shell 6 are respectively fixed with a first limiting block 13, the sealing block 19 is placed between the first fixing plate 21 and the second fixing plate 22, the top end of the sealing block 19 is positioned between two baffle plates 20, the fixing of the first limiting block 13 enables the frame 14 to be limited in position, the two baffle plates 20 enable the sealing block 19 not to deviate, the filter screen 9 is fixed on one side of the frame 14, the filter screen 9 enables impurities in water flow to be filtered, and the sealing block 19 not to be blocked and leak water, frame 14 has been put to first stopper 13 one side, and six second thread grooves 16 have been seted up to 6 top annular alignments of shell, and second thread groove 16 has made things convenient for apron 7 and 6 threaded connection of shell, and six second thread grooves 16 have been seted up to apron 7 upper surface, and the relief valve comprises pressure regulating pipe 3, sleeve pipe 4, bolt 5 and shell 6, and apron 7 aligns through bolt 5 and 16 threaded connection of second thread groove with 6 tops of shell.

A groove 24 is formed in the middle of the upper surface of the cover plate 7, the groove 24 enables the pressure regulating pipe 3 to move up and down, the pressure regulating pipe 3 can penetrate through the cover plate 7, a sealing ring 25 is fixed on the inner wall of the groove 24, water flow cannot flow out due to the sealing ring 25, a sleeve 4 is fixed in the middle of the upper surface of the cover plate 7, a second penetrating groove 17 is formed in the top end of the sleeve 4, a clamping hole 11 is formed in one side of the outer wall, different from the upper end and the lower end, of the sleeve 4, a clamping stopper 23 is clamped through a clamping hole 11 and a batten 12 formed in the sleeve 4, the batten 12 is fixed on the inner wall of the clamping hole 11, two baffles 20 are symmetrically fixed in the middle of the bottom end of the cover plate 7, the sleeve 4, the groove 24 and the two baffles 20 are aligned, the sleeve 4, the pressure regulating pipe 3 cannot deviate due to the alignment of the sleeve 4, the second penetrating groove 17 is formed in the lower end of the pressure regulating pipe 3, and a spring 18 is arranged at the top end of the sealing block 19, pressure regulating pipe 3 has been placed on spring 18 top, and pressure regulating pipe 3, spring 18 and sealed piece 19 align, and spring 18 can take place different deformations under the water pressure of difference, and sealed piece 19 is opened when reaching a definite value, and rivers flow. Spring 18's coefficient of elasticity is selected by the professional of this specialty, and the lower extreme of pressure regulating pipe 3 runs through the recess 24 of seting up in the middle of the 7 upper surfaces of apron, and pressure regulating pipe 3 lower extreme stretches into between two baffles 20, and pressure regulating pipe 3 is different from outer wall one side of last lower extreme and is fixed with second stopper 23, and second stopper 23 one side has certain elasticity, can be in stuff 12 joints when removing, returns the sleeve pipe 4 inner wall again when external force exerts pressure.

The working principle is as follows: when needs carry out the pressure release to mining water pump, rivers pass through in water pump body 1 admission pipe 2, reentrant shell 6, and when rivers passed through filter screen 9, filter screen 9 filters the impurity of aquatic for impurity can not exert an influence to the relief valve. When rivers reach a definite value after carrying out in the shell 6 when water pressure, the spring warp, rivers can go on 19 tops of sealed piece for rivers get into shell 6 inner wall one side outflow and carry out the pressure release. When needs set up different water pressure, press pressure regulating pipe 3 for in the second stopper 23 of pressure regulating pipe 3 one side corresponds the different joint hole 11 of seting up on one side of sleeve pipe 4, make spring 18 take place to warp and can make the power grow that pushes down sealed piece 19, at this moment when needing the pressure release, water pressure also needs the grow, has reached and has been applicable to different environment pressure releases.

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.

Claims

1. The utility model provides a pressure relief device of mining water pump, includes water pump body (1), pressure regulating pipe (3), shell (6), apron (7), sealed piece (19), frame (14), first fixed plate (21) and second fixed plate (22), its characterized in that: a first through groove (15) is formed in one side of the shell (6), a circular groove is formed in the top end of the shell (6), first limiting blocks (13) are fixed to the upper end and the lower end of one side of the inner wall of the first through groove (15) formed in the shell (6) respectively, a filter screen (9) is fixed to one side of the frame (14), the frame (14) is placed on one side of the first limiting blocks (13), six second threaded grooves (16) are formed in the annular array at the top end of the shell (6), six second threaded grooves (16) are formed in the upper surface of the cover plate (7), the cover plate (7) is aligned with the top end of the shell (6) and is in threaded connection with the second threaded grooves (16) through bolts (5), a groove (24) is formed in the middle of the upper surface of the cover plate (7), a sealing ring (25) is fixed to the inner wall of the groove (24), a sleeve (4) is fixed to the middle of the upper surface of the cover plate (7), the improved pressure regulating pipe is characterized in that a second penetrating groove (17) is formed in the top end of the sleeve (4), a clamping hole (11) is formed in one side, different from the upper end and the lower end, of the outer wall of the sleeve (4), wood strips (12) are fixed on the inner wall of the clamping hole (11), two baffles (20) are symmetrically fixed in the middle of the bottom end of the cover plate (7), the sleeve (4), a groove (24) and the two baffles (20) are aligned, the lower end of the pressure regulating pipe (3) penetrates through the second penetrating groove (17) formed in the sleeve (4), the lower end of the pressure regulating pipe (3) penetrates through the groove (24) formed in the middle of the upper surface of the cover plate (7), the lower end of the pressure regulating pipe (3) stretches into the space between the two baffles (20), and a second limiting block (23) is fixed on one side, different from the upper end and the lower end, of the pressure regulating pipe (3).

2. The pressure relief device of the mining water pump according to claim 1, characterized in that: one side of the water pump body (1) is fixedly provided with a connecting pipe (8), one side of the connecting pipe (8) is sleeved with one side of the water pipe (2), and the other side of the water pipe (2) is sleeved with the shell (6).

3. The pressure relief device of the mining water pump according to claim 1, characterized in that: six first thread grooves (10) are respectively arranged on two sides of the shell (6) in an annular array.

4. The pressure relief device of the mining water pump according to claim 1, characterized in that: a second fixing plate (22) is fixed on one side of the upper end of the inner wall of the first through groove (15) formed in the shell (6), and a first fixing plate (21) is fixed on one side of the lower end of the inner wall of the first through groove (15) formed in the shell (6).

5. The pressure relief device of the mining water pump according to claim 1, characterized in that: a sealing block (19) is arranged between the first fixing plate (21) and the second fixing plate (22), and the top end of the sealing block (19) is located between the two baffle plates (20).

6. The pressure relief device of the mining water pump according to claim 1, characterized in that: a spring (18) is placed at the top end of the sealing block (19), a pressure regulating pipe (3) is placed at the top end of the spring (18), and the pressure regulating pipe (3), the spring (18) and the sealing block (19) are aligned.