CN205298005U

CN205298005U - Used contrary discharge valve that ends of vertical type pump

Info

Publication number: CN205298005U
Application number: CN201520987555.XU
Authority: CN
Inventors: 吴晃璋
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-12-03
Filing date: 2015-12-03
Publication date: 2016-06-08
Anticipated expiration: 2025-12-03

Abstract

The utility model provides an used contrary discharge valve that ends of vertical type pump, this vertical type pump has a main part, be equipped with in the main part to hold the room, and the main part is equipped with in one side and runs through the exhaust hole that holds the room, and wherein, the hole lock that should exhaust is equipped with the contrary discharge valve of ending, and the contrary discharge valve that ends is equipped with a linking body that tightly runs in the gas pocket, and links up and have the socket pipe section on personally experiencing sth. Part of the body for link up a vertical long tube. And link up the body and be equipped with the spout hole, and vertical long tube has one and links up the body through -hole that has the socket pipe section, and the tie of body through -hole upside is equipped with a backstop portion to vertical long tube is formed with a suspended substance displacement section between socket pipe section top to backstop portion, suspended substance displacement duan zhongna puts the suspended substance that a matter is light, and the suspended substance below is equipped with a pointed cone portion that can seal the spout hole, and consequently, suspended substance displacement section just can supply the suspended substance to have the true excellent foundation in long distance displacement space.

Description

Check air bleeding valve used by vertical pump

Technical field

This utility model refers to the check air bleeding valve used by a kind of vertical pump, and this vertical pump has a main body, is provided with room in main body, and main body side is provided with check air bleeding valve, according to check air bleeding valve as room pressure release and the technical field preventing overflow.

Background technology

First, refer to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, [for existing liquid cell with vertical pump combination schematic diagram, vertical pump combination schematic diagram, vertical pump tool aerofluxus non-return valve combination schematic diagram, aerofluxus non-return valve partial enlargement containing action schematic diagram]; Refer to a vertical pump 20 being used for liquid cell 10, vertical pump 20 is to push filter CO filter only in order to the liquid a0 in extracting liquid pond 10, then, liquid a0 is through in filter CO withdrawing fluid pond 10, so that, liquid a0 is the eliminating of produced dirt after operation, and the phase is to ensure that liquid a0 has certain service life. But, this vertical pump 20 is provided with the main body 30 of tubular, is connected with motor 40 above main body 30, additionally, motor 40 is for avoiding contamination liquid a0, therefore motor 40 assembling position necessarily be greater than liquid level a01, so as not to cause liquid a0 corrode damage (as: shown in Fig. 1. It addition, this liquid cell 10 is generally used for: strong acid and highly basic cleaning, sewage disposal and plating etc.).

Yes, vertical pump 20 is provided with a room 301 in main body 30, and main body 30 is provided with through the steam vent 302 of room 301 in side, steam vent 302 lock is provided with bolt 30A, steam vent 302 is blocked in order to bolt 30A, another in, main body 30 is equipped with dividing plate 30B below room 301, 40 groups of motor above main body 30 is connected to the axle center 401 running through room 301 and dividing plate 30B again, and main body 30 is arranged over enclosing the spindle heart 401 and the dry type axle envelope 402 close to motor 40 in room 301, dry type axle envelope 402 is arranged with a ceramic ring 4021 being fixed on main body 30, and on ceramic ring 4021, under the axle sealing ring 4022 that amplexiforms, and axle sealing ring 4022 is placed on axle center 401. then, and axle center 401 is connected with impeller 403 below dividing plate 30B, in order to impeller 403 as liquid a0 draw according to (as shown in: Fig. 2).

But, dry type axle envelope 402 is amplexiformed with rim 4023 according to being positioned at the upper and lower tilting axle sealing ring 4022 of ceramic ring 4021, and the phase amplexiforms with the rim 4023 of minimum contact area, reduces the coefficient of friction to ceramic ring 4021, in order to extending shaft sealing ring 4022 service life. Simultaneously, vertical pump 20 utilizes dry type axle envelope 402 to make motor 40 and room 301 completely cut off, the waste gas stopped in room 301 accordingly sprays to motor 40, and stop that the liquid a0 in room 301 is towards overflow to motor 40, make motor 40 avoid suffering waste gas to corrode with liquid a0 and damage (please be comprehensive with reference to Fig. 1, Fig. 2).

Be in, this vertical pump 20 is in time implementing, it is drive impeller 403 turn with motor 40, filter CO filter is pushed clean with the impeller 403 imbitition a0 of turn, and room 301 is held in zero pressure for the best in impeller 403 operates, now, because of impeller 403 such as the atomization of turn high pressure prepositive, concentrated acid and when being easily generated gasifying liquid a0 of concentrated alkaline, heat can be supervened, and the concentrated acid of liquid a0 vaporization must increase the pressure in room 301 with concentrated alkaline waste gas, and cause erosion, compressing axle sealing ring 4022 (please be comprehensive with reference to Fig. 1, Fig. 2).

Then, when motor 40 is shut down, its liquid a0 can reflux through vertical pump 20 and cruelly rush to liquid cell 10 moment, and vertical pump 20 can not lead the liquid a0 backwashed in real time off, now, liquid a0 not only can order about impeller 403 and reverse at a high speed, also can temporarily extrude above room 301, order about air and compel last item sealing ring 4022 large area docile ceramic ring 4021 upward, the coefficient of friction between axle sealing ring 4022 and ceramic ring 4021 is forced to rise sharply, and cause that axle sealing ring 4022 grinds molten and damage, the axle sealing ring 4022 of its damage must barrier liquid a0 and waste gas overflow corrode (please be comprehensive with reference to Fig. 1 with damage motor 40, Fig. 2).

So; for eliminate motor 40 shut down time liquid a0 and waste gas overflow problem; can according to the steam vent 302 pressure release path as liquid a0 and waste gas; as long as bolt 30A is removed by it from steam vent 302 place; but the liquid a0 that backtracking is rushed cruelly also can be sprayed pollution working environment by steam vent 302, and the liquid a0 sprayed be likely to jeopardize staff (as: shown in Fig. 2).

Then, withdrawing fluid a0 ejection is stopped when the pressure release for steam vent 302, its steam vent 302 can lock set an aerofluxus non-return valve 90 (as: shown in Fig. 3), a ball float 901 it is provided with in aerofluxus non-return valve 90, and aerofluxus non-return valve 90 is arranged over a check ring 902 in ball float 901, stop that ball float 901 deviates from aerofluxus non-return valve 90 upward according to check ring 902, and available ball float 901 closes check ring 902 when rising, then, aerofluxus non-return valve 90 has an outlet 903 above check ring 902, furthermore, aerofluxus non-return valve 90 in outlet 903 group upward be connected to a transparent bowl 904 (as: shown in Fig. 4).

In this, it is limited that aerofluxus non-return valve 90 is available for ball float 901 activity space below check ring 902, and when liquid a0 operation height close to and higher than check ring 902 time, its liquid a0 will close check ring 902 by buoyance lift ball float 901, when check ring 902 is closed, then aerofluxus non-return valve 90 is made to have no decompression function. And check ring 902 underlying space is narrow, the dirt that easy liquid body a0 includes and crystallization stick, block ball float 901 free space after, even aerofluxus non-return valve 90 lose pressure release should effective (as: shown in Fig. 4; It addition, the dirt that includes of liquid body a0 and crystallization stick, are blocked in this and do not draw and label;It addition, aerofluxus non-return valve 90 please coordinate with reference to shown in M329111 new patent).

Hold, know and know that when current vertical pump 20 has a shutdown, liquid a0 backflow is rushed above room 301 cruelly, and extruding, order about air and urge the axle sealing ring 4022 large area docile friction ceramic ring 4021 of reverse upward, axle sealing ring 4022 is forced to grind molten and damage, liquid a0 and waste gas are when overflow must be had after the axle sealing ring 4022 compeling damage to corrode and the disappearance of damage motor 40 again, then, the aerofluxus non-return valve 90 that vertical pump 20 separately connects has again: plug ball float 901 free space is not enough, and be subject to dirt and crystallization and stick the doubt of blocking, therefore, but with good grounds aerofluxus non-return valve 90 problem is solved, can service life of effective guarantee vertical pump 20.

In view of the above, learn that existing vertical pump has the disappearance of the sudden and violent punching damage axle sealing ring of liquid backflow and motor, therefore, promote the present inventor towards thoroughly thoroughly doing away with the direction research and development that damage axle sealing ring is possible with motor, and in many ways think deeply via the present inventor, then think and, be for best mode according to adopting the Long Tube Vertical floating cone of collocation lightweight.

Utility model content

Technical problem underlying to be solved in the utility model is in that, overcome the drawbacks described above that prior art exists, and the check air bleeding valve used by a kind of vertical pump is provided, this vertical pump borrows the check air bleeding valve assembled, check air bleeding valve is provided with a convergence body, convergence body uplink is connected to a Long Tube Vertical, the suspended substance displaced segments of a suspended substance installing light weight it is formed with in Long Tube Vertical, its suspended substance is connected with a pointed cone portion that can close spout hole, and can amplexiform stopper section according to non-return portion when moving on suspended substance. Therefore, suspended substance displaced segments is just available for suspended substance the benefit in long-distance displacement space.

This utility model solves its technical problem and be the technical scheme is that

A kind of check air bleeding valve used by vertical pump, this vertical pump has a main body, is provided with a room in main body, and main body is provided with through the steam vent of room in side, then, main body is equipped with dividing plate below room, and main body is fixedly arranged above motor, and groups of motors is connected to the axle center running through room and dividing plate, then, and axle center is connected with impeller below dividing plate, it is characterised in that: this steam vent lock is provided with a check air bleeding valve, and check air bleeding valve is provided with:

One convergence body, convergence body side is provided with the main body pipeline section of immediately steam vent, and stretches on convergence body and have a standpipe section, stretches and is provided with a set of nozzle belt, and convergence body is provided with the spout hole being led to socket pipeline section by main body pipeline section above standpipe section.

One Long Tube Vertical, Long Tube Vertical has a upper and lower body through hole run through, below body through hole, linking has socket pipeline section, and flat on the upside of body through hole it is provided with a stopper section, stopper section central authorities are provided with a upper and lower stopper section through hole run through, and Long Tube Vertical is formed with a suspended substance displaced segments between socket pipeline section top to stopper section.

One suspended substance, suspended substance is the object of a light weight, and suspended substance is placed in suspended substance displaced segments, and suspended substance is connected with a pointed cone portion that can close spout hole, but, suspended substance is arranged over a non-return portion, and can amplexiform, close the stopper section through hole of stopper section according to non-return portion when moving on suspended substance.

Being provided with a cascaded surface it addition, flat above this standpipe section, cascaded surface is arranged over socket pipeline section, and socket pipeline section periphery is provided with one can the o-ring of closely connected body through hole. Only, the o-ring being socketed with immediately steam vent is increased outside this main body pipeline section.Then, this suspended substance itself can be a cylinder again, and below suspended substance, another convergent has the pointed cone portion tiltedly set, and puts down again being provided with non-return portion above suspended substance. Furthermore, above suspended substance, another convergent has into the non-return portion of pointed cone.

Again in, this Long Tube Vertical has additional a screwed hole section below body through hole, has additional an o-ring hole section below screwed hole section; It addition, this socket pipeline section periphery has additional the external thread section for screwed hole Duan Xuansuo, and it is socketed pipeline section on the downside of external thread section, sets again the o-ring of a closely connected o-ring hole section. It addition, the main body tube section surface of this convergence body has additional screw thread, and screw thread just can the female thread set up of spiral immediately steam vent.

The beneficial effects of the utility model are, this vertical pump borrows the check air bleeding valve assembled, check air bleeding valve is provided with a convergence body, convergence body uplink is connected to a Long Tube Vertical, the suspended substance displaced segments of a suspended substance installing light weight it is formed with in Long Tube Vertical, its suspended substance is connected with a pointed cone portion that can close spout hole, and can amplexiform stopper section according to non-return portion when moving on suspended substance. Therefore, suspended substance displaced segments is just available for suspended substance the benefit in long-distance displacement space.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, this utility model is further illustrated.

Fig. 1 is the liquid cell and vertical pump combination schematic diagram commonly used.

Fig. 2 is the vertical pump combination schematic diagram commonly used.

Fig. 3 is the vertical pump tool aerofluxus non-return valve combination schematic diagram commonly used.

Fig. 4 is that the aerofluxus non-return valve partial enlargement commonly used is containing illustrative view.

Fig. 5 is vertical pump of the present utility model and check air bleeding valve combination schematic diagram.

Fig. 6 is the close-up schematic view of check air bleeding valve of the present utility model.

Fig. 7 is that suspended substance of the present utility model blows high schematic diagram with air.

Fig. 8 is that liquid of the present utility model holds suspended substance schematic diagram.

Fig. 9 is the non-return portion schematic diagram of suspended substance of the present utility model tool pointed cone.

Figure 10 is socket pipeline section of the present utility model tool external thread section schematic diagram.

Number in the figure illustrates:

A0 liquid

A01 liquid level

CO filter

10 liquid cells

20 vertical pumps

30 main bodys

30A bolt

30B dividing plate

301 rooms

302 steam vents

40 motors

401 axle center

402 dry type axle envelopes

4021 ceramic rings

4022 axle sealing rings

4023 rim

403 impellers

90 aerofluxus non-return valves

901 ball floats

902 check rings

903 outlets

904 transparent bowls

A liquid

1 vertical pump

11 main bodys

12 rooms

13 steam vents

131 female threads

14 dividing plates

2 check air bleeding valves

21 convergence bodies

211 main body pipeline sections

2111 screw threads

212 standpipe sections

2121 cascaded surfaces

213 socket pipeline sections

2131 external thread sections

214 spout holes

215O type ring

22 Long Tube Verticals

221 body through holes

2211 screwed hole sections

2212O type annular distance section

222 stopper sections

223 stopper section through holes

224 suspended substance displaced segments

23 suspended substances

231 pointed cone portions

232 non-return portions

3 motors

31 axle center

32 impellers

4 dry type axle envelopes

Detailed description of the invention

Refer to shown in Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, [for vertical pump of the present utility model with check air bleeding valve combination schematic diagram, the close-up schematic view of check air bleeding valve, suspended substance blows high schematic diagram with air, liquid holds suspended substance schematic diagram, the non-return portion schematic diagram of suspended substance tool pointed cone, socket pipeline section have external thread section schematic diagram]; This utility model refers to the check air bleeding valve 2 used by a kind of vertical pump 1, this vertical pump 1 at least has a main body 11, a room 12 it is provided with in main body 11, and main body 11 is provided with through the steam vent 13 of room 12 in side, then, main body 11 is equipped with dividing plate 14 below room 12, and main body 11 is fixedly arranged above motor 3,3 groups of motor is connected to the axle center 31 running through room 12 and dividing plate 14, then, and axle center 31 is connected with impeller 32 below dividing plate 14, wherein, this steam vent 13 lock be provided with a check air bleeding valve 2, check air bleeding valve 2 at least provided with:

One convergence body 21, convergence body 21 side is provided with the main body pipeline section 211 of immediately steam vent 13, and convergence body 21 is stretched have a standpipe section 212, stretch above standpipe section 212 and be provided with a set of nozzle belt 213, and convergence body 21 is provided with the spout hole 214 being led to socket pipeline section 213 by main body pipeline section 211.

One Long Tube Vertical 22, the Long Tube Vertical 22 facilitating disassembly, cleaning has a upper and lower body through hole 221 run through, below body through hole 221, linking has socket pipeline section 213, and flat on the upside of body through hole 221 it is provided with a stopper section 222, stopper section 222 central authorities are provided with a upper and lower stopper section through hole 223 run through, and Long Tube Vertical 22 is formed with a suspended substance displaced segments 224 between socket pipeline section 213 top to stopper section 222.

One suspended substance 23, suspended substance 23 is the object of a light weight, and suspended substance 23 is placed in suspended substance displaced segments 224, and suspended substance 23 is connected with a pointed cone portion 231 that can close spout hole 214, but, suspended substance 23 is arranged over a non-return portion 232, and can amplexiform, close the stopper section through hole 223 (please be comprehensive with reference to Fig. 5, Fig. 6) of stopper section 222 according to non-return portion 232 when moving on suspended substance 23.

Yes, increasing and flat is provided with a cascaded surface 2121, be provided with again socket pipeline section 213 above cascaded surface 2121 above this standpipe section 212, socket pipeline section 213 periphery has additional one can the o-ring 215 of closely connected body through hole 221. But, this outer increasing of main body pipeline section 211 is socketed with the o-ring 215 of immediately steam vent 13. It addition, suspended substance 23 itself can be a cylinder again, and below suspended substance 23, another convergent has the pointed cone portion 231 tiltedly set, again above suspended substance 23 another flat be provided with this non-return portion 232 (as: shown in Fig. 6).

Then, suspended substance displaced segments 224 is just available for suspended substance 23 displacement space of distance, suspended substance 23 is made not need liquid body a height to be disturbed, but, when operating with vertical pump 1 when suspended substance 23 is flat, close in order to pointed cone portion 231, block spout hole 214, accordingly, isolation extraneous air suck room 12 (as: shown in Fig. 5, Fig. 6). otherwise, and suspended substance 23 employing itself: the material manufacture that such as PP or the proportion quality lower than 1 is slim and graceful, as long as therefore having the pressure of air to produce can easily to push suspended substance 23 open in room 12 and discharge. and additionally, when motor 3 is shut down, its liquid a can rush by vertical pump 1 by transient backflow cruelly, and vertical pump 1 is before leading liquid a completely off, liquid a will necessarily temporarily extrude above room 12, order is extruded air, and by spout hole 214, to blow high texture slim and graceful suspended substance 23 floating, abut stopper section 222, now, if suspended substance 23 as simple with air floating, jacking, its pressure abutting stopper section 222 is inevitable not high, therefore air necessarily can pass through stopper section through hole 223 and release outside vertical pump 1 to room 12, so that, air will not go up urgent dry type axle envelope 4 (as shown in: Fig. 7), additionally, if when making 23 excessive liters of apical grafting stopper sections 222 of suspended substance according to liquid a, its high specific gravity liquid a can strengthen and hold strength, cause suspended substance 23 more deadend stopper section 222, allow liquid a have no to follow check air bleeding valve 2 and overflow the possibility of vertical pump 1, but stopper section 222 controls its surface accuracy cannot overflow at liquid a, and the scope that air can still be by, allow in room 12 air is sustainable to release, and when after residual liquid a backflow room 12 in the distress resolves and Long Tube Vertical 22 of the sudden and violent punching of backflow, namely its suspended substance 23 can fall blocking spout hole 214 after rise. it addition, the Long Tube Vertical 22 of check air bleeding valve 2 and suspended substance 23 can be easily: group connects, pulls down and changes, the Long Tube Vertical 22 after decomposition and suspended substance 23 have convenient clean remove dirt and the crystallization sticked benefit (as: shown in Fig. 8, it addition, vertical pump 1 please be comprehensive with reference to Fig. 5, Fig. 7, again in, clean and remove the dirt that sticks and do not draw and label at this with crystallization).

Wherein, above this cylindrical suspended substance 23, another convergent has the non-return portion 232 (as shown in Figure 9) being tiltedly set as pointed cone, in addition, Long Tube Vertical 22 has additional a screwed hole section 2211 below body through hole 221, an o-ring hole section 2212 is had additional below screwed hole section 2211, and this socket pipeline section 213 periphery has additional the external thread section 2131 for screwed hole section 2211 rotation lock, and it is socketed pipeline section 213 on the downside of external thread section 2131, sets again the o-ring 215 (as shown in Figure 10) of a closely connected o-ring hole section 2212.

But, main body pipeline section 211 surface of this convergence body 21 has additional screw thread 2111, and screw thread 2111 just can the spiral female thread that immediately steam vent 13 is set up 131 (as shown in Figure 10).

According to it, major advantage of the present utility model includes: this vertical pump 1 is arranged using check air bleeding valve 2 as the air pressure quickly getting rid of the sudden and violent punching of backflow, its check air bleeding valve 2 can have the displacement space of distance according to suspended substance displaced segments 224 for suspended substance 23, makes suspended substance 23 not need liquid body a height to be disturbed. And at ordinary times, the vertical pump 1 in running is closed in order to the pointed cone portion 231 of suspended substance 23, blocked spout hole 214, accordingly, isolation extraneous air sucks room 12. Otherwise, when motor 3 is shut down, its liquid a can rush by vertical pump 1 by transient backflow cruelly, and the sudden and violent impact extrusion pressure meeting air of liquid a follows check air bleeding valve 2 and quickly discharges room 12, allows dry type axle envelope 4 no longer be oppressed by air. But, if when making 23 excessive liters of apical grafting stopper sections 222 of suspended substance according to liquid a, its high specific gravity liquid a can strengthen and hold strength, cause suspended substance 23 and can close stopper section 222, allow liquid a have no to follow check air bleeding valve 2 and overflow the possibility of vertical pump 1, but stopper section 222 control its surface accuracy liquid a cannot overflow, and the scope that air can still be by. It addition, check air bleeding valve 2 itself can decompose easily after vertical pump 1 is pulled down, the check air bleeding valve 2 after decomposition has the convenient comprehensive benefit characteristic cleaned and remove dirt and the crystallization sticked.

The above, it it is only preferred embodiment of the present utility model, not this utility model is done any pro forma restriction, every any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, all still falls within the scope of technical solutions of the utility model.

Claims

1. the check air bleeding valve used by a vertical pump, this vertical pump at least has a main body, is provided with a room in main body, and main body is provided with through the steam vent of room in side, then, main body is equipped with dividing plate below room, and main body is fixedly arranged above motor, and groups of motors is connected to the axle center running through room and dividing plate, then, and axle center is connected with impeller below dividing plate, it is characterised in that: this steam vent lock be provided with a check air bleeding valve, check air bleeding valve at least provided with:

One convergence body, convergence body side is provided with the main body pipeline section of immediately steam vent, and stretches on convergence body and have a standpipe section, stretches and is provided with a set of nozzle belt, and convergence body is provided with the spout hole being led to socket pipeline section by main body pipeline section above standpipe section;

One Long Tube Vertical, the Long Tube Vertical facilitating disassembly, cleaning has a upper and lower body through hole run through, below body through hole, linking has socket pipeline section, and flat on the upside of body through hole it is provided with a stopper section, stopper section central authorities are provided with a upper and lower stopper section through hole run through, and Long Tube Vertical is formed with a suspended substance displaced segments between socket pipeline section top to stopper section;

2. the check air bleeding valve used by vertical pump according to claim 1, it is characterised in that increase above described standpipe section and flat is provided with a cascaded surface, be provided with again this socket pipeline section above cascaded surface, socket pipeline section periphery has additional one can the o-ring of closely connected body through hole; It addition, increase the o-ring being socketed with immediately steam vent outside this main body pipeline section.

3. the check air bleeding valve used by vertical pump according to claim 1 and 2, it is characterised in that described suspended substance itself can be a cylinder again, and below suspended substance, another convergent has this pointed cone portion tiltedly set, above suspended substance, another putting down is provided with this non-return portion again.

4. the check air bleeding valve used by vertical pump according to claim 1 and 2, it is characterized in that, described suspended substance itself can be a cylinder again, and below suspended substance, another convergent has this pointed cone portion tiltedly set, and above suspended substance, another convergent has this non-return portion being tiltedly set as pointed cone again.

5. the check air bleeding valve used by vertical pump according to claim 1, it is characterised in that described Long Tube Vertical has additional a screwed hole section below body through hole, has additional an o-ring hole section below screwed hole section; It addition, this socket pipeline section periphery has additional the external thread section for screwed hole Duan Xuansuo, and it is socketed pipeline section on the downside of external thread section, sets again the o-ring of a closely connected o-ring hole section.

6. the check air bleeding valve used by vertical pump according to claim 1, it is characterised in that the main body tube section surface of described convergence body has additional screw thread, and screw thread just can the female thread set up of spiral immediately steam vent.