CN217652916U - Intelligent vertical explosion-proof multistage pump - Google Patents

Abstract

The utility model relates to a multistage pump technical field provides a vertical explosion-proof multistage pump of intelligence, including base, the section of intaking and inlet tube, the intermediate position department on base top is fixed with the section of intaking, the intermediate position department of the section one side of intaking is fixed with the inlet tube, evenly be fixed with fixed establishment on the outer wall of the section bottom of intaking. The utility model discloses a be provided with protection machanism, the device is at the during operation, pressure sensor can monitor the hydraulic pressure of midsection inside, when the hydraulic pressure of midsection inside is too big, pressure sensor can pass through the inside single chip microcomputer control hydraulic pressure gas pole shrink of fixed block, hydraulic pressure gas pole can drive the fixed block through the closing plate and move to the inside in built-in chamber, the inside liquid of middle section can be discharged to the inside in built-in chamber through the pressure release hole, then discharge through the outage, avoided the inside hydraulic pressure of middle section too big emergence burst, the device has been realized to have an explosion-proof function, thereby the life of this vertical explosion-proof multistage pump of intelligence has been prolonged.

Description

Intelligent vertical explosion-proof multistage pump

Technical Field

The utility model relates to a multistage pump technical field, in particular to vertical explosion-proof multistage pump of intelligence.

Background

Along with the continuous development of society, the pump body processing industry has obtained flourishing development, in order to further promote the power of liquid when carrying, generally can use the multistage pump to carry, and the vertical explosion-proof multistage pump of intelligence is important component part wherein.

The existing multistage pump has insufficient protection measures, and the internal hydraulic pressure of the existing multistage pump is too large, so that the pump body is easy to burst, and the service life of the existing multistage pump is short.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a vertical explosion-proof multistage pump of intelligence for solve the not enough defect of current vertical explosion-proof multistage pump safeguard measure.

(II) contents of utility model

In order to solve the technical problem, the utility model provides a following technical scheme: an intelligent vertical explosion-proof multistage pump comprises a base, a water inlet section and a water inlet pipe, wherein the water inlet section is fixed at the middle position of the top end of the base, the water inlet pipe is fixed at the middle position of one side of the water inlet section, a fixing mechanism is uniformly fixed on the outer wall of the bottom of the water inlet section, the top end of the water inlet section is provided with a middle section, the top end of the middle section is provided with a water outlet section, the top end of the water outlet section is provided with a connecting seat, the top end of the connecting seat is provided with a motor, and a junction box is fixed at one side of the motor;

the output end of the motor extends into the connecting seat and is provided with a coupling, the middle position of the bottom of the coupling is provided with a pump shaft, and the bottom end of the pump shaft extends into the water inlet section;

be fixed with protection machanism on the outer wall of middle section one side, protection machanism includes pressure release seat, built-in chamber, hydraulic pressure gas pole, outage, closing plate, fixed block, pressure sensor and sealed the pad, pressure release seat is fixed in on the outer wall of middle section one side, pressure release seat's inside is provided with built-in chamber, built-in chamber both sides pressure release seat's inside all is provided with the outage, it is fixed with the outlet pipe on the outer wall of inlet tube one side to go out the water section, the one end that the pump shaft was kept away from to outlet pipe and inlet tube all is fixed with sealing mechanism, the outside cover of the inside pump shaft of middle section is equipped with first stator, evenly the cover is equipped with first impeller on the outer wall of the inside pump shaft of first stator, the outside cover of the inside pump shaft of play water section is equipped with the second impeller, the outside cover of the inside pump shaft of second stator is equipped with the second impeller, the inside that the water section was gone out to the connecting seat bottom is provided with gland.

Preferably, the fixing mechanism comprises a first fixing seat, a penetrating rod, a second fixing seat and a fastening nut, the first fixing seat is uniformly fixed on the outer wall of the bottom of the water inlet section, the second fixing seat is fixed on the outer wall of the water outlet section right above the first fixing seat, the penetrating rod is fixed on the top end of the first fixing seat, and the top end of the penetrating rod penetrates through the second fixing seat and is in threaded connection with the fastening nut.

Preferably, first fixing base is equidistant distribution on the outer wall of the section of intaking, the bottom of first fixing base and the top fixed connection of base.

Preferably, sealing mechanism includes ring flange, connecting hole, seal groove, sealing washer, joint piece and joint groove, the ring flange is fixed in the one end that the pump shaft was kept away from to inlet tube and outlet pipe respectively, the inside border position department of ring flange has evenly run through the connecting hole, the inside one end of keeping away from the pump shaft of connecting hole all is provided with the seal groove, the inside of seal groove one end ring flange evenly is provided with the joint groove, the inside of seal groove all sets up in the sealing washer, the one end that the sealing washer is close to the joint groove all is fixed with the joint piece.

Preferably, one end of the sealing ring extends to the outside of the flange plate, and the clamping block and the clamping groove are designed to be clamped in an interference fit manner.

Preferably, the one end of keeping away from the middle section of built-in intracavity portion is fixed with the hydraulic pressure gas pole, the one end that the hydraulic pressure gas pole is close to the middle section is fixed with the closing plate, the intermediate position department of closing plate one end is fixed with the fixed block, pressure sensor is installed to the one end of fixed block, the outside of closing plate one end fixed block is fixed with sealed the pad.

Preferably, one end of the built-in cavity extends to the inside of the middle section, a pressure release hole penetrates through the inside of the middle section of one end of the built-in cavity, the inner diameter of the sealing gasket is larger than that of the pressure release hole, the central axis of the pressure sensor is collinear with that of the pressure release hole, and a single chip microcomputer is mounted inside the fixing block.

(III) advantageous effects

The utility model provides a pair of vertical explosion-proof multistage pump of intelligence, its advantage lies in:

through the arrangement of the protection mechanism, when the device works, the pressure sensor can monitor the hydraulic pressure in the middle section, when the hydraulic pressure in the middle section is too large, the pressure sensor can control the contraction of the hydraulic air rod through the single chip microcomputer in the fixed block, the hydraulic air rod can drive the fixed block to move into the built-in cavity through the sealing plate, the liquid in the middle section can be discharged into the built-in cavity through the pressure release hole and then discharged through the liquid discharge hole, the explosion caused by the too large hydraulic pressure in the middle section is avoided, the explosion-proof function of the device is realized, and the service life of the intelligent vertical explosion-proof multistage pump is prolonged;

the middle section and the water outlet section are sequentially arranged at the top end of the water inlet section through the fixing mechanism, the penetrating rod penetrates through the second fixing seat, the fastening nut is in threaded connection with the top of the penetrating rod, the first fixing seat and the second fixing seat are fixed with each other, and the water inlet section, the middle section and the water outlet section are further fixed with each other, so that the function of facilitating disassembly and assembly of the device is realized, and the convenience of the intelligent vertical type explosion-proof multistage pump in use is improved;

through being provided with sealing mechanism, move the sealing washer to the inside of seal groove, make the joint piece be located the one end in joint groove, promote the sealing washer, the joint piece can move to the inside in joint groove, is interference block design through joint piece and joint groove, makes the sealing washer fix in the inside of seal groove, passes through bolt fixed connection with the one end and the ring flange of pipeline, under the effect of sealing washer, has strengthened the leakproofness of this junction to avoided this vertical explosion-proof multistage pump of intelligence to take place to leak when using.

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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the main sectional structure of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 4 is a schematic top view of the protection mechanism of the present invention;

fig. 5 is an enlarged schematic structural diagram of a point a in fig. 3 according to the present invention.

The reference numerals in the figures illustrate: 1. a base; 2. a water inlet section; 3. a fixing mechanism; 301. a first fixed seat; 302. penetrating a rod; 303. a second fixed seat; 304. fastening a nut; 4. a water inlet pipe; 5. a sealing mechanism; 501. a flange plate; 502. connecting holes; 503. a sealing groove; 504. a seal ring; 505. a clamping block; 506. a clamping groove; 6. a middle section; 7. a water outlet section; 8. a connecting seat; 9. a motor; 10. a junction box; 11. a coupling; 12. a pump shaft; 13. a water outlet pipe; 14. a protection mechanism; 1401. a pressure release seat; 1402. a cavity is arranged inside; 1403. a hydraulic gas lever; 1404. a drain hole; 1405. sealing plates; 1406. a fixed block; 1407. a pressure sensor; 1408. a gasket; 15. a first impeller; 16. a first guide vane; 17. a sealing gland; 18. a second guide vane; 19. a second impeller.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

Example one

Please refer to fig. 1-5, the utility model provides a pair of vertical explosion-proof multistage pump of intelligence, including base 1, water inlet section 2 and inlet tube 4, the intermediate position department on base 1 top is fixed with water inlet section 2, the intermediate position department of water inlet section 2 one side is fixed with inlet tube 4, evenly be fixed with fixed establishment 3 on the outer wall of water inlet section 2 bottom, fixed establishment 3 includes first fixing base 301, wear pole 302, second fixing base 303 and fastening nut 304, first fixing base 301 evenly is fixed in on the outer wall of water inlet section 2 bottom, all be fixed with second fixing base 303 on the outer wall of water outlet section 7 directly over first fixing base 301, the top of first fixing base 301 all is fixed with wears pole 302, and the top of wearing pole 302 all passes second fixing base 303 and threaded connection has fastening nut 304, first fixing base 301 is equidistant distribution on the outer wall of water inlet section 2, the bottom of first fixing base 301 and the top fixed connection of base 1.

In this embodiment, place middle section 6 and play water section 7 in proper order on the top of the section of intaking 2, make and wear pole 302 to run through in the inside of second fixing base 303, wear the top of pole 302 with fastening nut 304 threaded connection, make first fixing base 301 and second fixing base 303 reciprocal anchorage, and then make section 2, middle section 6 and play water section 7 reciprocal anchorage of intaking.

Example two

This embodiment still includes: the water inlet section 2 is provided with a middle section 6 at the top end, the middle section 6 is provided with a water outlet section 7 at the top end, the water outlet section 7 is provided with a connecting seat 8 at the top end, the connecting seat 8 is provided with a motor 9 at the top end, one side of the motor 9 is fixed with a junction box 10, the output end of the motor 9 extends into the connecting seat 8 and is provided with a coupling 11, a pump shaft 12 is arranged at the middle position of the bottom of the coupling 11, the bottom end of the pump shaft 12 extends into the water inlet section 2, a protection mechanism 14 is fixed on the outer wall of one side of the middle section 6, the protection mechanism 14 comprises a pressure release seat 1401, an internal cavity 1402, a hydraulic air rod 1403, a liquid discharge hole 1404, a sealing plate 1405, a fixed block 1406, a pressure sensor 1407 and a sealing gasket 1408, the pressure release seat 1401 is fixed on the outer wall of one side of the middle section 6, the internal cavity 1402 is provided with a built-in cavity 1402, liquid discharge holes 1404 are arranged in the internal axis of the pressure release seat 1401, one end of the built-in cavity 1402 is fixed with a liquid discharge hole 1403, one end of the middle shaft 1401406, one end of the built-in which is fixed with a pressure release seat 1403, one end which is close to the sealing plate 1403 is fixed with a single chip microcomputer 1408, one end of the built-in which is larger than the pressure release hole 1406, and the pressure sensor 1408 of the built-in which is arranged, the pressure release seat 1406, and the pressure release hole which is arranged, the built-in which is larger than the pressure sensor 1405 is arranged, and the pressure release seat 1408 of the built-in the single chip microcomputer 1407.

In this embodiment, external power source, start motor 9, motor 9 can drive pump shaft 12 through shaft coupling 11 and rotate, pump shaft 12 can drive first impeller 15 and second impeller 19 through the shaft key and rotate, under the effect of first stator 16 and second stator 18, liquid can get into the inside of water inlet section 2 through inlet tube 4, then liquid gets into the inside of water outlet section 7 through middle section 6, finally discharge from outlet pipe 13, the device is at work, pressure sensor 1407 can monitor the inside hydraulic pressure of middle section 6, when the inside hydraulic pressure of middle section 6 is too big, pressure sensor 1407 can control the shrink of hydraulic pressure gas pole 1403 through the inside singlechip of fixed block 1406, hydraulic pressure gas pole 1403 can drive fixed block 1406 through closing plate 1405 and move to the inside of built-in chamber 1402, the inside liquid of middle section 6 can discharge to the inside of built-in chamber 1402 through the pressure release hole, then discharge through flowing back hole 1404, the too big emergence of the inside hydraulic pressure of middle section 6 of having avoided bursting.

EXAMPLE III

This embodiment still includes: the outer wall of the side, far away from the water inlet pipe 4, of the water outlet section 7 is fixed with a water outlet pipe 13, one end, far away from the pump shaft 12, of the water outlet pipe 13 and the water inlet pipe 4 is fixed with a sealing mechanism 5, the sealing mechanism 5 comprises a flange plate 501, a connecting hole 502, a sealing groove 503, a sealing ring 504, a clamping block 505 and a clamping groove 506, the flange plate 501 is fixed at one end, far away from the pump shaft 12, of the water inlet pipe 4 and the water outlet pipe 13 respectively, the edge position inside the flange plate 501 is provided with the connecting hole 502 uniformly in a penetrating manner, one end, far away from the pump shaft 12, inside the connecting hole 502 is provided with the sealing groove 503, one end, far away from the pump shaft 12, inside the sealing groove 503 is provided with the clamping groove 506 uniformly, the inside of the sealing groove 503 is arranged on the sealing ring 504, one end, near the clamping groove 506, of the sealing ring 504 is fixed with the clamping block 505, one end of the sealing ring extends to the outside of the flange plate 501, the clamping block 505 and the clamping groove 506 are in an interference clamping design, the outside of the clamping block 505 and the clamping groove 506 is provided with a first guide vane 16, the outside of the pump shaft 12 inside of the first guide vane 15 is provided with a second guide vane 18, the outside of the pump shaft 18 is provided with a second guide vane 19, and the outside of the inside pump shaft 12 is provided with a sealing cover, and a sealing cover 8, and a sealing cover of the inside of the water outlet section 7 is provided with a sealing cover 7.

In this embodiment, the sealing ring 504 is moved into the sealing groove 503, the clamping block 505 is located at one end of the clamping groove 506, the sealing ring 504 is pushed, the clamping block 505 is moved into the clamping groove 506, the clamping block 505 and the clamping groove 506 are in an interference clamping design, the sealing ring 504 is fixed in the sealing groove 503, one end of the pipeline is fixedly connected with the flange plate 501 through bolts, and the sealing performance of the connection is enhanced under the action of the sealing ring 504.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. The utility model provides a vertical explosion-proof multistage pump of intelligence, includes base (1), water inlet section (2) and inlet tube (4), its characterized in that: a water inlet section (2) is fixed at the middle position of the top end of the base (1), a water inlet pipe (4) is fixed at the middle position of one side of the water inlet section (2), fixing mechanisms (3) are uniformly fixed on the outer wall of the bottom of the water inlet section (2), a middle section (6) is arranged at the top end of the water inlet section (2), a water outlet section (7) is arranged at the top end of the middle section (6), a connecting seat (8) is installed at the top end of the water outlet section (7), a motor (9) is installed at the top end of the connecting seat (8), and a junction box (10) is fixed at one side of the motor (9);

the output end of the motor (9) extends into the connecting seat (8) and is provided with a coupling (11), the middle position of the bottom of the coupling (11) is provided with a pump shaft (12), and the bottom end of the pump shaft (12) extends into the water inlet section (2);

a protection mechanism (14) is fixed on the outer wall of one side of the middle section (6), the protection mechanism (14) comprises a pressure releasing seat (1401), a built-in cavity (1402), a hydraulic air rod (1403), a liquid discharging hole (1404), a sealing plate (1405), a fixing block (1406), a pressure sensor (1407) and a sealing gasket (1408), the pressure releasing seat (1401) is fixed on the outer wall of one side of the middle section (6), the built-in cavity (1402) is arranged in the pressure releasing seat (1401), the liquid discharging holes (1404) are arranged in the pressure releasing seats (1401) on two sides of the built-in cavity (1402), and a water outlet pipe (13) is fixed on the outer wall of one side, far away from the water inlet pipe (4), of the water outlet section (7), one end that pump shaft (12) were kept away from in outlet pipe (13) and inlet tube (4) all is fixed with sealing mechanism (5), the outside cover of middle section (6) inside pump shaft (12) is equipped with first stator (16), evenly the cover is equipped with first impeller (15) on the outer wall of first stator (16) inside pump shaft (12), the outside cover that goes out water section (7) inside pump shaft (12) is equipped with second stator (18), the outside cover of second stator (18) inside pump shaft (12) is equipped with second impeller (19), the inside that connecting seat (8) bottom goes out water section (7) is provided with sealing gland (17) ).

2. The intelligent vertical explosion-proof multistage pump according to claim 1, characterized in that: fixing mechanism (3) include first fixing base (301), wear pole (302), second fixing base (303) and fastening nut (304), first fixing base (301) evenly are fixed in on the outer wall of section (2) bottom of intaking, all be fixed with second fixing base (303) on the outer wall of play water section (7) directly over first fixing base (301), the top of first fixing base (301) all is fixed with wears pole (302), and the top of wearing pole (302) all passes second fixing base (303) and threaded connection has fastening nut (304).

3. The intelligent vertical explosion-proof multistage pump according to claim 2, characterized in that: first fixing base (301) are equidistant distribution on the outer wall of the section of intaking (2), the bottom of first fixing base (301) and the top fixed connection of base (1).

4. The intelligent vertical explosion-proof multistage pump according to claim 1, characterized in that: sealing mechanism (5) are including ring flange (501), connecting hole (502), seal groove (503), sealing washer (504), joint piece (505) and joint groove (506), one end of pump shaft (12) is kept away from in inlet tube (4) and outlet pipe (13) is fixed in respectively in ring flange (501), edge position department inside ring flange (501) evenly runs through connecting hole (502), the inside one end of keeping away from pump shaft (12) of connecting hole (502) all is provided with seal groove (503), the inside of seal groove (503) one end ring flange (501) evenly is provided with joint groove (506), the inside of seal groove (503) all sets up in sealing washer (504), the one end that sealing washer (504) are close to joint groove (506) all is fixed with joint piece (505).

5. The intelligent vertical explosion-proof multistage pump according to claim 4, characterized in that: one end of the sealing ring (504) extends to the outside of the flange plate (501), and the clamping block (505) and the clamping groove (506) are in interference clamping design.

6. The intelligent vertical explosion-proof multistage pump according to claim 1, characterized in that: built-in chamber (1402) inside one end of keeping away from middle section (6) is fixed with hydraulic pressure gas pole (1403), one end that hydraulic pressure gas pole (1403) is close to middle section (6) is fixed with closing plate (1405), the intermediate position department of closing plate (1405) one end is fixed with fixed block (1406), pressure sensor (1407) are installed to the one end of fixed block (1406), the outside of closing plate (1405) one end fixed block (1406) is fixed with sealed pad (1408).

7. The intelligent vertical explosion-proof multistage pump according to claim 1, characterized in that: one end of the built-in cavity (1402) extends to the inside of the middle section (6), a pressure relief hole penetrates through the inside of the middle section (6) at one end of the built-in cavity (1402), the inner diameter of the sealing gasket (1408) is larger than that of the pressure relief hole, the central axis of the pressure sensor (1407) is collinear with the central axis of the pressure relief hole, and a single chip microcomputer is mounted inside the fixing block (1406).

Images