CN112628461B - Special valve for liquid conveying - Google Patents
Special valve for liquid conveying Download PDFInfo
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- CN112628461B CN112628461B CN202011520459.6A CN202011520459A CN112628461B CN 112628461 B CN112628461 B CN 112628461B CN 202011520459 A CN202011520459 A CN 202011520459A CN 112628461 B CN112628461 B CN 112628461B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
- F16K43/001—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose an auxiliary valve being actuated independently of the main valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
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Abstract
The invention discloses a special valve for liquid conveying, which comprises a main valve, wherein a first auxiliary valve is arranged on one side of the main valve, a second auxiliary valve is arranged on the other side of the main valve, a liquid outlet is arranged on one side of the first auxiliary valve, a liquid inlet is arranged on one side of the second auxiliary valve, branch auxiliary pipes are arranged at the front ends of the first auxiliary valve and the second auxiliary valve, unfreezing liquid outlets are arranged at the upper ends of the branch auxiliary pipes close to one side, unfreezing liquid inlets are arranged at the upper ends of the branch auxiliary pipes close to the other side, connecting pipes penetrate through the lower ends of the branch auxiliary pipes close to one side, adsorption boxes are arranged at the lower ends of the connecting pipes, unfreezing liquid circulating pipes are arranged between the unfreezing liquid outlets and the unfreezing liquid inlets close to the lower parts, and the unfreezing liquid circulating pipes are suspended in the inner space of the branch auxiliary pipes; the invention can not only maintain and replace the main valve without affecting the liquid delivery, but also filter the liquid, and is convenient for thawing when the liquid in the special valve is frozen.
Description
Technical Field
The invention relates to the field of delivery valves, in particular to a special valve for liquid delivery.
Background
In the process of conveying liquid, the flow direction, flow rate and other aspects of the liquid are usually controlled by means of a special liquid conveying valve, the special liquid conveying valve has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, liquid parameters are different, the special liquid conveying valve which needs to be selected is also different, and a ball valve is one of the special liquid conveying valves and has the characteristics of light weight, high flow capacity, small resistance, easiness in operation and the like.
The existing special valve for liquid conveying still has the defects to be improved, when the existing special valve for liquid conveying is used, a corresponding filtering mechanism is not needed for filtering liquid, although the liquid passing through the special valve is pretreated before entering a pipeline, a small amount of deposited impurities can be generated in the pipeline after long-term use and flow to the special valve along with the liquid, the liquid is polluted, and the flowability of the liquid in the special valve is influenced.
Disclosure of Invention
The invention aims to solve the problems that when the existing special valve for liquid conveying is used, a corresponding filtering mechanism is lacked to filter liquid, although the liquid passing through the special valve is pretreated before entering a pipeline, a small amount of deposited impurities are generated in the pipeline after long-term use and flow to the special valve along with the liquid, the liquid is polluted and the liquidity of the liquid in the special valve is influenced, meanwhile, the special valve is complex in installation position and poor in heat insulation performance compared with a smooth pipeline, the conveyed liquid is easy to freeze at the special valve in a low-temperature state, the conveyed liquid is polluted and difficult to thaw by directly adding unfrozen liquid, and when the special valve is damaged, the liquid is in a single pipe circulation mode, so that the liquid conveying is stopped firstly during maintenance and replacement, otherwise, the maintenance and replacement cannot be carried out, and the special valve for liquid conveying is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a liquid conveying special valve comprises a main valve, wherein a first auxiliary valve is arranged on one side of the main valve, a second auxiliary valve is arranged on the other side of the main valve, a liquid outlet is formed in one side of the first auxiliary valve, a liquid inlet is formed in one side of the second auxiliary valve, a branch auxiliary pipe is arranged at the front ends of the first auxiliary valve and the second auxiliary valve, a unfreezing liquid outlet is formed in the upper end of the branch auxiliary pipe by virtue of one side, a unfreezing liquid inlet is formed in the upper end of the branch auxiliary pipe by virtue of the other side, a connecting pipe is formed in the lower end of the branch auxiliary pipe by virtue of one side, and an adsorption tank is arranged at the lower end of the connecting pipe;
the second auxiliary valve comprises an opening and closing disc, a valve rod is arranged in the middle of the lower end of the opening and closing disc, a bearing is arranged at the periphery of the valve rod close to the middle lower end, a three-way sphere is arranged at the bottom end of the valve rod, three through grooves are formed in the two sides and the front end of the three-way sphere in a penetrating mode, a sealing cover is arranged at the position, located at the upper end periphery of the valve rod and the periphery of the bearing, below the opening and closing disc, a valve seat is arranged at the lower end of the sealing cover, and the sealing cover is fixedly connected with the valve seat through nuts and bolts;
when the three-way valve is used, an external water inlet pipeline is communicated with a liquid inlet, an external water outlet pipeline is communicated with a liquid outlet, the valve rod is driven to rotate by rotating an opening and closing disc on the first auxiliary valve and the second auxiliary valve, then the valve rod drives a three-way ball to rotate, the orientation of the three-way groove is adjusted, the friction force between the valve rod and the sealing cover and the valve seat is reduced by using a bearing, two side openings of the three-way groove in the first auxiliary valve and the second auxiliary valve are positioned on the same straight line, the front end opening of the three-way groove is communicated with a branch auxiliary pipe, the conveyed liquid enters the liquid inlet from the external water inlet pipeline and is conveyed to the second auxiliary valve, then most of the liquid sequentially passes through the main valve, the first auxiliary valve and the liquid outlet, a small part of the liquid sequentially passes through the branch auxiliary pipe, the first auxiliary valve and the liquid outlet, and finally two parts of the liquid are conveyed to the external water outlet pipeline.
Preferably, the liquid inlet, the second auxiliary valve, the main valve, the first auxiliary valve and the liquid outlet are sequentially distributed from one side to the other side, the overall size of the main valve is larger than that of the first auxiliary valve and the second auxiliary valve, the main valve is a straight-through valve, the first auxiliary valve and the second auxiliary valve are both three-way valves, and transverse pipes are arranged between the main valve and the first float valve and between the main valve and the second auxiliary valve; when the main valve is damaged and needs to be maintained or replaced, the opening and closing disc on the second auxiliary valve rotates anticlockwise by 90 degrees to cut off the passage between the second auxiliary valve and the main valve, then the opening and closing disc on the first auxiliary valve rotates clockwise by 90 degrees to cut off the passage between the first auxiliary valve and the main valve, and the branch auxiliary pipe is used as a main liquid conveying pipeline in a time period, so that the main valve can be maintained and replaced without stopping liquid conveying.
Preferably, a thawing solution circulating pipe is arranged below the thawing solution outlet and the thawing solution inlet, and is suspended in the inner space of the branch auxiliary pipe; when the branch auxiliary valve is used, if in a lower environment of air temperature, the liquid inside the special valve is frozen, the external pipeline can be connected with the inlet of the unfreezing liquid at the outlet of the unfreezing liquid and the inlet of the unfreezing liquid, the high-temperature liquid is poured into the inlet of the unfreezing liquid, when passing through the unfreezing liquid circulating pipe, the liquid inside the branch auxiliary pipe is unfrozen preferentially due to the heat conduction effect, the liquid is discharged from the outlet of the unfreezing liquid again, the high-temperature liquid is continuously replenished, after the liquid inside the branch auxiliary pipe is unfrozen, the liquid temperature inside the branch auxiliary pipe is increased due to the heat conduction effect, the second auxiliary valve can be driven, the main valve is unfrozen with the liquid inside the first auxiliary valve, the unfreezing of the liquid inside the whole special valve is further completed, the unfreezing liquid is not required to be directly added into the liquid, the pollution of the liquid is avoided, and the unfreezing is convenient.
Preferably, a valve filtrate net is installed on one side, close to the main valve, of the three through grooves, valve net fixing rings are arranged on the edges of the two sides of the valve filtrate net and fixedly connected with the groove walls of the three through grooves, the structure of the first auxiliary valve is the same as that of the second auxiliary valve, and the valve filtrate net and the valve net fixing rings are not installed on one side of the three through grooves in the first auxiliary valve; when the three-way filtering ball is used, liquid entering the second auxiliary valve passes through the three-way groove in the three-way ball body, the liquid is primarily filtered by the valve filtrate net, most of the filtered liquid passes through the valve filtrate net and then is continuously conveyed to the main valve, and the filtered sediment impurities flow into the branch auxiliary pipe along with a small part of the liquid.
Preferably, a pipeline filtrate net is installed in the branch auxiliary pipe at a position, close to one side, of the connecting pipe, pipeline net fixing rings are arranged on the edges of two sides of the pipeline filtrate net, and the pipeline net fixing rings are fixedly connected with the inner wall of the branch auxiliary pipe; when the device is used, liquid containing deposition impurities enters the branch auxiliary pipe, secondary filtration is carried out by the pipeline filtrate net while flowing, the filtered liquid passes through the pipeline filtrate net and then is continuously conveyed to the first auxiliary valve, and the filtered deposition impurities pass through the connecting pipe and then fall into the adsorption tank.
Preferably, the adsorption box comprises a box body, a box cover is arranged at the upper end of the box body, sliding strips are arranged at the positions, contacted with the box cover, of the upper end of the box body close to the two sides, sliding grooves corresponding to the sliding strips are formed at the positions, contacted with the box body, of the lower end of the box cover close to the two sides, sliding grooves are formed in the box cover and the box body and are in sliding connection with the sliding strips through the sliding grooves, a sealing ring is arranged on the inner side of the position, contacted with the box body, of the box cover, a carrying plugboard is arranged at the lower end of the inner part of the box body, and a plurality of groups of activated carbon adsorption net plates which are arranged equidistantly and in parallel are clamped at the upper end of the carrying plugboard; when the adsorption box is used, the square of the adsorption box is on the ground, liquid doped with a large amount of deposition impurities in the adsorption box is adsorbed and filtered by the activated carbon adsorption screen plate on the carrying plugboard, the deposition impurities are adsorbed on the activated carbon adsorption screen plate, and the activated carbon adsorption screen plate is cleaned and replaced at regular intervals.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the liquid to be conveyed is filtered twice through the valve filter liquor net and the pipeline filter liquor net, deposited impurities subjected to primary filtration by the valve filter liquor net flow to the branch auxiliary pipe along with a small part of liquid in the three through grooves, secondary filtration is performed by the pipeline filter screen in the branch auxiliary pipe, the filtered deposited impurities fall into the adsorption box through the connecting pipe, and then the deposited impurities are adsorbed by the activated carbon adsorption net on the carrying inserting plate, so that the treatment on the deposited impurities in the liquid is completed, and the influence on the fluidity of the liquid is avoided;
2. according to the invention, the unfreezing liquid outlet and the unfreezing liquid inlet are matched with the unfreezing liquid circulating pipe, when liquid in the special valve is frozen in a low-temperature environment, high-temperature liquid is added into the unfreezing liquid inlet through the external pipeline, the frozen liquid in the special valve is unfrozen gradually by utilizing the heat conduction effect of the high-temperature liquid flowing in the unfreezing liquid circulating pipe, then the high-temperature liquid with the reduced temperature is discharged from the unfreezing liquid outlet, the unfreezing liquid is directly introduced into the liquid, and the unfreezing can be finished without polluting the liquid, so that the unfreezing is more convenient.
3. The main valve is provided with a first auxiliary valve, a second auxiliary valve and a branch auxiliary pipe, when the main valve is damaged and needs to be maintained and replaced, the opening and closing disks in the first auxiliary valve and the second auxiliary valve are rotated to cut off the passages between the main valve and the main valve, the branch auxiliary pipe is used for continuously conveying liquid, and then the main valve is maintained and replaced.
Drawings
FIG. 1 is a schematic view of the overall structure of a valve for liquid delivery according to the present invention;
FIG. 2 is a side view of the internal structure of the connection between the unfrozen liquid outlet and the branch auxiliary pipe in the valve for liquid transportation according to the present invention;
FIG. 3 is a top view of the overall structure of a valve for liquid delivery according to the present invention;
FIG. 4 is a front sectional view of a second auxiliary valve of the valve for liquid transportation according to the present invention;
FIG. 5 is a top sectional view of a three-way ball of the valve for transporting liquid according to the present invention;
fig. 6 is a front cross-sectional view of an adsorption tank in the liquid delivery dedicated valve according to the present invention.
In the figure: 1. a main valve; 2. a first auxiliary valve; 3. a second auxiliary valve; 4. a liquid outlet; 5. a liquid inlet; 6. a branch auxiliary pipe; 7. an outlet for thawing solution; 8. an inlet for thawing solution; 9. a connecting pipe; 10. an adsorption tank; 11. a thawing solution circulating pipe; 12. a pipeline filtrate net;
3. a second float valve: 301. an opening and closing plate; 302. a valve stem; 303. a bearing; 304. sealing the cover; 305. a valve seat; 306. a three-way sphere; 307. three through grooves; 308. a valve filtrate net;
10. adsorption box: 1001. a box cover; 1002. a box body; 1003. carrying a plug board; 1004. an activated carbon adsorption screen plate; 1005. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, a liquid conveying dedicated valve includes a main valve 1, a first auxiliary valve 2 is disposed on one side of the main valve 1, a second auxiliary valve 3 is disposed on the other side of the main valve 1, a liquid outlet 4 is disposed on one side of the first auxiliary valve 2, a liquid inlet 5 is disposed on one side of the second auxiliary valve 3, a branch auxiliary pipe 6 is disposed at the front ends of the first auxiliary valve 2 and the second auxiliary valve 3, a thawing liquid outlet 7 is disposed at one side of the upper end of the branch auxiliary pipe 6, a thawing liquid inlet 8 is disposed at the other side of the upper end of the branch auxiliary pipe 6, a connecting pipe 9 is disposed at one side of the lower end of the branch auxiliary pipe 6, and an adsorption tank 10 is disposed at the lower end of the connecting pipe 9;
the second auxiliary valve 3 comprises an opening-closing disc 301, a valve rod 302 is arranged in the middle of the lower end of the opening-closing disc 301, a bearing 303 is arranged at the middle lower end of the periphery of the valve rod 302, a three-way sphere 306 is arranged at the bottom end of the valve rod 302, three through grooves 307 are formed in the two sides and the front end of the three-way sphere 306 in a penetrating mode, a sealing cover 304 is arranged below the opening-closing disc 301 and positioned at the periphery of the upper end of the valve rod 302 and the periphery of the bearing 303, a valve seat 305 is arranged at the lower end of the sealing cover 304, and the sealing cover 304 is fixedly connected with the valve seat 305 through nuts and bolts;
when the liquid conveying device is used, an external water inlet pipeline is communicated with a liquid inlet 5, an external water outlet pipeline is communicated with a liquid outlet 4, the valve rod 302 is driven to rotate by rotating the opening and closing disc 301 on the first auxiliary valve 2 and the second auxiliary valve 3, then the valve rod 302 drives the three-way ball 306 to rotate, the orientation of the three-way groove 307 is adjusted, the friction force between the valve rod 302 and the sealing cover 304 and the valve seat 305 is reduced by using the bearing 303, in the liquid conveying process, openings at two sides of the three-way groove 307 in the first auxiliary valve 2 and the second auxiliary valve 3 are located on the same straight line, an opening at the front end of the three-way groove 307 is communicated with the branch auxiliary pipe 6, the conveyed liquid enters the liquid inlet 5 from the external water inlet pipeline and is conveyed to the second auxiliary valve 3, then most of the liquid sequentially passes through the main valve 1, the first auxiliary valve 2 and the liquid outlet 4, a small part of the liquid sequentially passes through the branch auxiliary pipe 6, the first auxiliary valve 2 and the liquid outlet 4, and finally the two parts of the liquid are conveyed to the external water outlet pipeline.
As an embodiment of the present invention, the liquid inlet 5, the second sub-valve 3, the main valve 1, the first sub-valve 2, and the liquid outlet 4 are sequentially arranged from one side to the other side, the overall size of the main valve 1 is larger than the overall size of the first sub-valve 2 and the second sub-valve 3, the main valve 1 is a straight-through valve, the first sub-valve 2 and the second sub-valve 3 are both three-way valves, and horizontal pipes are installed between the main valve 1 and the first float valve 2, and between the main valve 1 and the second sub-valve 3;
when the main valve 1 is damaged and needs to be maintained or replaced, the opening and closing disc 301 on the second auxiliary valve 3 rotates 90 degrees anticlockwise to cut off the passage between the second auxiliary valve 3 and the main valve 1, then the opening and closing disc 301 on the first auxiliary valve 2 rotates 90 degrees clockwise to cut off the passage between the first auxiliary valve 2 and the main valve 1, the branch auxiliary pipe 6 is used as a liquid conveying main pipeline for a period of time, and the main valve 1 can be maintained and replaced under the condition that liquid conveying is not stopped.
As an embodiment of the invention, a thawing solution circulating pipe 11 is arranged between the thawing solution outlet 7 and the thawing solution inlet 8, and the thawing solution circulating pipe 11 is suspended in the inner space of the branch auxiliary pipe 6;
when the special valve is used, if in an environment with lower air temperature, the liquid in the special valve is frozen, the external pipelines are connected to the unfreezing liquid outlet 7 and the unfreezing liquid inlet 8, high-temperature liquid is filled from the unfreezing liquid inlet 8, when the high-temperature liquid passes through the unfreezing liquid circulating pipe 11, the liquid in the branch auxiliary pipe 6 is unfrozen preferentially due to the heat conduction effect, the high-temperature liquid is discharged from the unfreezing liquid outlet 7 and is continuously replenished, after the liquid in the branch auxiliary pipe 6 is unfrozen, the liquid temperature in the branch auxiliary pipe 6 is increased due to the heat conduction effect, the second auxiliary valve 3, the main valve 1 and the liquid in the first auxiliary valve 2 can be driven to unfreeze, the unfreeze of the liquid in the whole special valve is completed, the unfreezing liquid does not need to be directly added into the liquid, the pollution to the liquid is avoided, and the unfreezing is convenient.
As an embodiment of the present invention, a valve filtrate net 308 is installed on one side of a three-way groove 307 close to a main valve 1, valve net fixing rings are arranged on two side edges of the valve filtrate net 308, and the valve net fixing rings are fixedly connected with a groove wall of the three-way groove 307, a structure of a first sub-valve 2 is the same as that of a second sub-valve 3, the valve filtrate net 308 and the valve net fixing rings are not arranged on one side of the three-way groove 307 inside the first sub-valve 2, and liquid is not filtered when passing through the sub-valve 2;
when in use, the liquid entering the second sub-valve 3 passes through the three-way groove 307 in the three-way sphere 306, the liquid is primarily filtered by the valve filtrate net 308, most of the filtered liquid passes through the valve filtrate net 308 and then is continuously conveyed to the main valve 1, and the filtered sediment impurities flow into the branch sub-pipe 6 along with a small part of the liquid.
As an embodiment of the present invention, a pipe filtrate net 12 is installed inside the branch auxiliary pipe 6 at a position on the side of the connecting pipe 9, pipe net fixing rings are arranged on the edges of the two sides of the pipe filtrate net 12, and the pipe net fixing rings are fixedly connected with the inner wall of the branch auxiliary pipe 6;
when the liquid filter is used, liquid containing deposition impurities enters the branch auxiliary pipe 6, secondary filtration is carried out by the pipeline filtrate net 12 while flowing, the filtered liquid is continuously conveyed to the first auxiliary valve 2 after passing through the pipeline filtrate net 12, and the filtered deposition impurities fall into the adsorption tank 10 after passing through the connecting pipe 9.
As an embodiment of the present invention, the adsorption box 10 includes a box body 1002, a box cover 1001 is disposed at the upper end of the box body 1002, slide bars are disposed at positions where the upper end of the box body 1002 contacts the box cover 1001 near both sides, slide grooves corresponding to the slide bars are disposed at positions where the lower end of the box cover 1001 contacts the box body 1002 near both sides, the box cover 1001 and the box body 1002 are slidably connected through the slide grooves and the slide bars, a sealing ring 1005 is disposed at the inner side of the position where the box cover 1001 contacts the box body 1002, a carrying insertion plate 1003 is disposed at the lower end of the interior of the box body 1002, and a plurality of groups of activated carbon adsorption mesh plates 1004 arranged equidistantly and in parallel are clamped at the upper end of the carrying insertion plate 1003;
when the adsorption box is used, the square of the adsorption box 10 is on the ground, liquid doped with a large amount of deposition impurities in the adsorption box 10 is adsorbed and filtered by the activated carbon adsorption screen plate 1004 on the carrying inserting plate 1003, the deposition impurities are adsorbed on the activated carbon adsorption screen plate 1004, and the activated carbon adsorption screen plate 1004 is cleaned and replaced periodically.
The specific working process is as follows:
when in use, the special valve is firstly arranged on the conveying pipeline, the external water inlet pipeline is communicated with the liquid inlet 5, the external water outlet pipeline is communicated with the liquid outlet 4, when liquid is conveyed, the conveyed liquid enters the liquid inlet 5 from the external water inlet pipeline and is conveyed to the second sub-valve 3, the liquid entering the second sub-valve 3 passes through the three-way groove 307 in the three-way ball 306, the liquid is primarily filtered by the valve filtrate net 308, most of the filtered liquid passes through the valve filtrate net 308 and is continuously conveyed to the main valve 1, the filtered sediment impurities flow into the branch sub-pipe 6 along with a small part of the liquid, the liquid containing the sediment impurities flows into the branch sub-pipe 6 and is secondarily filtered by the pipeline filtrate net 12 while flowing, filtered liquid passes through the pipeline filtrate net 12 and then is continuously conveyed to the first auxiliary valve 2, and then reaches the liquid outlet 4 through the first auxiliary valve 2, and finally is conveyed to an external water outlet pipeline, filtered deposit impurities fall into the adsorption box 10 after passing through the connecting pipe 9, and are adsorbed by the activated carbon adsorption net plate 1004 on the carrying insertion plate 1003, the activated carbon adsorption net plate 1004 is cleaned and replaced regularly, when the cleaning and replacement are carried out, the passage of the first auxiliary valve 2, the second auxiliary valve 3 and the branch auxiliary pipe 6 is cut off firstly, because the box cover 1001 and the box body 1002 are in sliding connection through the sliding grooves and the sliding strips, the adsorption box 10 can be opened by pushing the box body 1002, and then the activated carbon adsorption net plate 1004 is taken out for cleaning and replacement.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (1)
1. A special valve for liquid delivery, comprising a main valve (1), characterized in that: a first auxiliary valve (2) is arranged on one side of the main valve (1), a second auxiliary valve (3) is arranged on the other side of the main valve (1), a liquid outlet (4) is arranged on one side of the first auxiliary valve (2), a liquid inlet (5) is arranged on one side of the second auxiliary valve (3), a branch auxiliary pipe (6) is arranged at the front ends of the first auxiliary valve (2) and the second auxiliary valve (3), a thawing liquid outlet (7) is arranged at the upper end of the branch auxiliary pipe (6) close to one side, a thawing liquid inlet (8) is arranged at the upper end of the branch auxiliary pipe (6) close to the other side, a connecting pipe (9) is arranged at the lower end of the branch auxiliary pipe (6) close to one side, and an adsorption box (10) is arranged at the lower end of the connecting pipe (9);
the second auxiliary valve (3) comprises an opening and closing disc (301), a valve rod (302) is arranged in the middle of the lower end of the opening and closing disc (301), a bearing (303) is arranged at the middle lower end of the periphery of the valve rod (302), a three-way sphere (306) is arranged at the bottom end of the valve rod (302), three through grooves (307) are formed in two sides and the front end of the three-way sphere (306) in a penetrating mode, a sealing cover (304) is arranged at the position, located at the periphery of the upper end of the valve rod (302) and the periphery of the bearing (303), of the lower end of the sealing cover (304), a valve seat (305) is arranged at the lower end of the sealing cover (304), and the sealing cover (304) is fixedly connected with the valve seat (305) through nuts and bolts;
a thawing liquid circulating pipe (11) is arranged between the thawing liquid outlet (7) and the thawing liquid inlet (8) in a downward direction, and the thawing liquid circulating pipe (11) is suspended in the inner space of the branch auxiliary pipe (6);
a valve filtrate net (308) is installed on one side, close to the main valve (1), of the three through grooves (307), valve net fixing rings are arranged on the edges of the two sides of the valve filtrate net (308) and fixedly connected with the groove walls of the three-way grooves (307), the structure of the first auxiliary valve (2) is the same as that of the second auxiliary valve (3), and the valve filtrate net (308) and the valve net fixing rings are not arranged on one side of the three-way grooves (307) in the first auxiliary valve (2);
a pipeline filtrate net (12) is installed in the branch auxiliary pipe (6) at a position, close to one side, of the connecting pipe (9), pipeline net fixing rings are arranged on the edges of the two sides of the pipeline filtrate net (12), and the pipeline net fixing rings are fixedly connected with the inner wall of the branch auxiliary pipe (6);
the liquid inlet (5), the second auxiliary valve (3), the main valve (1), the first auxiliary valve (2) and the liquid outlet (4) are sequentially distributed from one side to the other side in an arrayed mode, the overall size of the main valve (1) is larger than that of the first auxiliary valve (2) and the second auxiliary valve (3), the main valve (1) is a straight-through valve, the first auxiliary valve (2) and the second auxiliary valve (3) are both three-way valves, and transverse pipes are arranged between the main valve (1) and the first auxiliary valve (2) and between the main valve (1) and the second auxiliary valve (3);
adsorption box (10) are including box (1002), the upper end of box (1002) is provided with case lid (1001), the upper end of box (1002) is leaned on both sides and all is provided with the draw runner with the position of case lid (1001) contact, the spout that corresponds the draw runner is all seted up to the lower extreme of case lid (1001) by the position of both sides and box (1002) contact, case lid (1001) pass through spout and draw runner sliding connection with box (1002), case lid (1001) and box (1002) contact position's inboard is provided with sealing washer (1005), the inside low side of box (1002) is provided with carries on picture peg (1003), the upper end joint that carries on picture peg (1003) has a plurality of groups active carbon adsorption net board (1004) of equidistance and parallel arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011520459.6A CN112628461B (en) | 2020-12-21 | 2020-12-21 | Special valve for liquid conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011520459.6A CN112628461B (en) | 2020-12-21 | 2020-12-21 | Special valve for liquid conveying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112628461A CN112628461A (en) | 2021-04-09 |
| CN112628461B true CN112628461B (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011520459.6A Active CN112628461B (en) | 2020-12-21 | 2020-12-21 | Special valve for liquid conveying |
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| CN (1) | CN112628461B (en) |
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| CN108533795A (en) * | 2018-06-07 | 2018-09-14 | 盐城圣科球阀有限公司 | A kind of three-way hard seal ball valve |
| CN211113992U (en) * | 2019-11-25 | 2020-07-28 | 广东世城建筑装饰工程有限公司 | Sewage drainage pipeline |
| CN210954886U (en) * | 2020-01-21 | 2020-07-07 | 武汉研泰兴业科技有限公司 | Stable in structure's quick-witted case for industrial control machine |
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2020
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Effective date of registration: 20221018 Address after: No. 18, Taishan Road, Ningjin Industrial Park, Dezhou, Shandong 253000 Applicant after: NINGJIN APC INDUSTRIES Co.,Ltd. Address before: 266000 building 7, Baoli Baihe garden, 12 Jinhua Branch Road, Shibei District, Qingdao City, Shandong Province Applicant before: Li Zuyu |
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