CN204677866U - The pumping plant pump box that control water automatic on/off valve and control water automatic on/off valve control - Google Patents
The pumping plant pump box that control water automatic on/off valve and control water automatic on/off valve control Download PDFInfo
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- CN204677866U CN204677866U CN201520373829.6U CN201520373829U CN204677866U CN 204677866 U CN204677866 U CN 204677866U CN 201520373829 U CN201520373829 U CN 201520373829U CN 204677866 U CN204677866 U CN 204677866U
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Abstract
The utility model discloses a kind of pumping plant pump box controlling water automatic on/off valve and the control of control water automatic on/off valve, control water automatic on/off valve one end is connected with intake pipe, and one end is connected with pumping plant pump box; Control water automatic on/off valve comprises valve body, valve body be provided with main valve that water-inlet cavity, water chamber, control water-inlet cavity be communicated with water chamber or disconnect, control bound action pilot valve, control the lever of pilot valve action, the end of lever is provided with ball float.Control water automatic on/off valve of the present utility model and pumping plant pump box, may be used for the occasion of many preparation mixed solutions, and science controls pump box liquid level, using water wisely; When preparing emulsified liquid, the dosing of emulsified liquid pump box automatic water-supply can be realized, prevent emulsified liquid from overflowing pump box outward; Prevent emulsified liquid pump box from inhaling empty, damage the pump housing; Support the use with emulsion pump liquor-dispenser, can automated operation be realized; The sustainable supply of emulsion pump height hydraulic pressure kinetic energy can be met, safeguard work face Production requirement.
Description
Technical field
The utility model belongs to mixed solution dosing apparatus technical field, relates in particular to a kind of pumping plant pump box controlling water automatic on/off valve and the control of control water automatic on/off valve.
Background technique
At present, it is all lean on switch control rule manually that underground coal mine getting working face produces the water supply of existing emulsion power pack pump box, and the quality of pump box water supply management, directly affects Safety of Coal Mine Production.The difficult point of management pump box is exactly pump box Liquid level problem.Pump box liquid level is always difficult to control, and often because emulsion power pack driver lacks a sense of responsibility, causing pump box liquid level variation abnormality, is not that liquid level is on the low side, is exactly that emulsified liquid overflows outflow completely.The former is of long duration, and to pump housing well damage, the latter wastes emulsified liquid, and raw material loss is large.
Extend thus, in the occasion of many preparation mixed solutions, this situation exists equally.
Model utility content
The purpose of this utility model is the defect for above-mentioned prior art, and provide a kind of pumping plant pump box controlling water automatic on/off valve and the control of control water automatic on/off valve, science controls pump box liquid level, using water wisely, reasonable employment emulsified liquid; When preparing emulsified liquid, emulsified liquid pump box or other liquid case automatic water-supply dosing can be realized, prevent emulsified liquid or dosing from overflowing pump box outward, and cause waste; Prevent emulsified liquid pump box from inhaling empty, damage the pump housing; Support the use with emulsion pump liquor-dispenser, can automated operation be realized; The sustainable supply of emulsion pump height hydraulic pressure kinetic energy can be met, safeguard work face Production requirement; Save oil emulsion, improve economic benefit and social benefit.
To achieve these goals, the technical solution of the utility model is:
A kind of control water automatic on/off valve, comprise valve body, described valve body is provided with water-inlet cavity, water chamber, control the main valve that water-inlet cavity is communicated with water chamber or disconnects, the pilot valve of control bound action, control the lever of pilot valve action, the end of described lever is provided with the ball float being controlled rising by the height of pump box liquid level or declined, when described liquid level declines, ball float declines, pilot valve, main valve is action successively, water-inlet cavity is communicated with water chamber, realization adds water operation, when described liquid level rises, ball float rises, pilot valve, main valve is action successively, water-inlet cavity and water chamber disconnect, realize closedown to add water operation.
As the improvement to technique scheme, described water-inlet cavity, water chamber are connected by the water inlet and outlet connection chamber that is arranged in valve body, the top of described water inlet and outlet connection chamber is provided with basin mouth, and described main valve matches with described basin mouth, in order to control being communicated with or disconnection of water-inlet cavity and water chamber.
As the improvement to technique scheme, the another port of described water-inlet cavity, water chamber is provided with straight-through, and described water-inlet cavity is connected with intake pipe by straight-through, and described water chamber is connected with pump box by straight-through.
As the improvement to technique scheme, described main valve comprises the main valve chamber being arranged at valve body and the main valve plug be arranged in main valve chamber, described main valve chamber is communicated with also coaxial with water inlet and outlet connection chamber, described main valve chamber intersects vertically with water chamber and communicates, and described water inlet and outlet connection chamber intersects vertically with water chamber, water chamber and communicates; The bottom of described main valve plug is extended with the cone blocking portion suitable with water inlet and outlet connection chamber basin mouth downwards, center hole is offered in described main valve plug, described cone blocking portion is provided with the intercommunicating pore being communicated with center hole and water inlet and outlet connection chamber, and the diameter of described intercommunicating pore is less than the diameter of center hole.
As the improvement to technique scheme, the external port of described main valve chamber is provided with main valve lid.Described valve gap is arranged on valve body by bolt, main valve chamber external port is sealed.
As the improvement to technique scheme, described pilot valve comprises the guide's valve pocket being arranged at valve body and the pilot valve be arranged in guide's valve pocket, is provided with Returnning spring between the bottom of described pilot valve and the bottom of guide's valve pocket.
As the improvement to technique scheme, the external port of described guide's valve pocket is provided with plug, described plug is connected with valve body screw thread, described plug is provided with slip center hole, the top of described pilot valve is stretched out from slip center hole upper end, and described pilot valve can slide up and down in slip center hole.
As the improvement to technique scheme, pressure regulation open-work is provided with between described guide's valve pocket and main valve chamber, the described upper end of pressure regulation open-work is connected with the upper end of main valve chamber, described main valve plug offers the radial hole being communicated with described pressure regulation open-work and described center hole, the lower end of described pressure regulation open-work is connected with the bottom of guide's valve pocket.
As the improvement to technique scheme, the middle part of described lever is provided with pole, described lever and pole hinged, the other end of described lever acts on the top of pilot valve.
The utility model provides the pumping plant pump box controlled by above-mentioned control water automatic on/off valve in addition, described control water automatic on/off valve entirety is positioned at pump box, the two ends of control water automatic on/off valve are positioned at outside pump box, and described control water automatic on/off valve one end is connected with intake pipe, and one end is connected with pump box; Described ball float is positioned at described pump box, to realize the object controlling water level in pump box.
The working principle of control water automatic on/off valve of the present utility model is:
Valve inleting water end water inlet point two-way track route, first via current open main valve straight-through water outlet end, flow into pump box through emulsified solution proportioner, form working solution; Second tunnel part current enter pilot valve bottom along main valve center hole and pressure regulation open-work.When the liquid level in pump box raises, ball float lifts, when liquid level reaches maximum critical localisation, pilot valve action, pilot valve is opened automatically, now in main valve chamber, pressure is equal up and down, because the attachment portion of main valve plug lumen centers hole and intercommunicating pore is inverted cone, on it, area is greater than lower area, according to Pascal's law: P (pressure)=F (pressure) S (area), known, the pressure that in main valve, liquid is downward must be greater than and upwards pressure, and under the effect of pressure difference, main valve plug is moved downward, close main valve, feed water flow is cut off.Now, pump box liquid level no longer raises, and prevents liquid spill in pump box.When because of give working surface feed flow, when in pump box, liquid level drops to minimum critical localisation, ball float drops, cause pilot valve action, under the effect of pilot valve inner spring power, close pilot valve, pilot valve low pressure is discharged becomes zero-pressure state, now main valve is opened under the effect of feed-water end static pressure water pressure, water supply start.In work, under the effect of control water automatic on/off valve, complete the water supply program moved in circles to emulsified liquid pump box.
Compared with prior art, the beneficial effect acquired by the utility model is:
The pumping plant pump box that control water automatic on/off valve of the present utility model and control water automatic on/off valve control, science controls pump box liquid level, using water wisely, reasonable employment emulsified liquid; When preparing emulsified liquid, emulsified liquid pump box or other liquid case automatic water-supply dosing can be realized, prevent emulsified liquid or dosing from overflowing pump box outward, and cause waste; Prevent emulsified liquid pump box from inhaling empty, damage the pump housing; Support the use with emulsion pump liquor-dispenser, can automated operation be realized; The sustainable supply of emulsion pump height hydraulic pressure kinetic energy can be met, safeguard work face Production requirement; Save oil emulsion, improve economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of valve body of the present utility model;
Fig. 3 is the structural representation of main valve plug of the present utility model;
Fig. 4 is the structural representation of pilot valve of the present utility model.
Reference character: 1, valve body; 2, water-inlet cavity; 3, water chamber; 4, main valve; 5, pilot valve; 6, lever; 7, ball float; 8, water inlet and outlet connection chamber; 9, basin mouth; 10, straight-through; 11, main valve plug; 12, main valve chamber; 13, cone blocking portion; 14, center hole; 15, intercommunicating pore; 16, main valve lid; 17, guide's valve pocket; 18, pilot valve; 19, Returnning spring; 20, plug; 21, pressure regulation open-work; 22, pole; 23, radial hole.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.Following mode of execution for illustration of the utility model, but is not used for limiting scope of the present utility model.
Embodiment 1
As Fig. 1, 2, 3, shown in 4, control water automatic on/off valve of the present utility model, comprise valve body 1, described valve body 1 is provided with water-inlet cavity 2, water chamber 3, control the main valve 4 that water-inlet cavity 2 is communicated with water chamber 3 or disconnects, the pilot valve 5 of control bound 4 action, control the lever 6 of pilot valve 5 action, the end of described lever 6 is provided with the ball float 7 being controlled rising by the height of pump box liquid level or declined, when described liquid level declines, ball float 7 declines, pilot valve 5, main valve 4 action successively, water-inlet cavity 2 is communicated with water chamber 3, realization adds water operation, when described liquid level rises, ball float 7 rises, pilot valve 5, main valve 4 action successively, water-inlet cavity 2 and water chamber 3 disconnect, realize closedown to add water operation.
Described water-inlet cavity 2, water chamber 3 are connected by the water inlet and outlet connection chamber 8 that is arranged in valve body, the top of described water inlet and outlet connection chamber 8 is provided with basin mouth 9, described main valve 4 matches with described basin mouth 9, in order to control being communicated with or disconnection of water-inlet cavity 2 and water chamber 3.
The another port of described water-inlet cavity 2, water chamber 3 is provided with straight-through 10, and described water-inlet cavity 2 is connected with intake pipe by straight-through 10, and described water chamber 3 is connected with pump box by straight-through 10.
Described main valve 4 comprises the main valve chamber 12 being arranged at valve body 1 and the main valve plug 11 be arranged in main valve chamber, described main valve chamber 12 is communicated with also coaxial with water inlet and outlet connection chamber 8, described main valve chamber 12 intersects vertically with water chamber 3 and communicates, and described water inlet and outlet connection chamber 8 intersects vertically communicate with water chamber 2, water chamber 3; The bottom of described main valve plug 11 is extended with the cone blocking portion 13 suitable with water inlet and outlet connection chamber basin mouth 9 downwards, center hole 14 is offered in described main valve plug 11, described cone blocking portion 13 is provided with the intercommunicating pore 15 being communicated with center hole 14 and water inlet and outlet connection chamber, and the diameter of described intercommunicating pore 15 is less than the diameter of center hole 14.
The external port of described main valve chamber 12 is provided with main valve lid 16.Described valve gap 16 is arranged on valve body 1 by bolt, main valve chamber 12 external port is sealed.
Described pilot valve 5 comprises the guide's valve pocket 17 being arranged at valve body and the pilot valve 18 be arranged in guide's valve pocket 17, is provided with Returnning spring 19 between the bottom of described pilot valve 18 and the bottom of guide's valve pocket 17.
The external port of described guide's valve pocket 17 is provided with plug 20, described plug 20 is threaded with valve body 1, described plug 20 is provided with slip center hole, and the top of described pilot valve 18 is stretched out from slip center hole upper end, and described pilot valve 18 can slide up and down in slip center hole.
Pressure regulation open-work 21 is provided with between described guide's valve pocket 17 and main valve chamber 12, the upper end of described pressure regulation open-work 21 is connected with the upper end of main valve chamber 12, described main valve plug 11 offers the radial hole 23 being communicated with described pressure regulation open-work 21 and described center hole 14, the lower end of described pressure regulation open-work 21 is connected with the bottom of guide's valve pocket 17.
The middle part of described lever 6 is provided with pole 22, and described lever 6 is hinged with pole 22, and the other end of described lever 22 acts on the top of pilot valve.
When ball float 7 declines, Returnning spring 19 promotes pilot valve 5 and seals with plug, water now in pump box just cannot enter in valve body by guide's valve pocket 17 place, that is, the hydraulic pressure at guide's valve pocket 17 place is zero substantially, and guide's valve pocket 17 is communicated with center hole 14 by pressure regulation open-work 21, the pressure being equivalent to central hole was also zero (ignoring hydraulic pressure), and water-inlet cavity is communicated with intake pipe, the hydraulic pressure in water-inlet cavity is made to be about 2Mpa, the hydraulic pressure of the lower end of main valve 4 is 2Mpa, and upper end is without pressure, so just, a pressure reduction can be formed, make primary spools upper mobile mutually, thus main valve is separated with water inlet and outlet connection chamber 8 with 4, thus water-inlet cavity 2 is communicated with water chamber 3.
It is emphasized that, the diameter (being generally 2mm) of intercommunicating pore is far smaller than the diameter of center hole, because the diameter of intercommunicating pore is enough little, so the hydraulic pressure at intercommunicating pore two ends is mutually isolated and be unlikely to that hydraulic pressure is identical to be impacted, when main valve 4 moves up, water in center hole just can flow in water chamber 3 by intercommunicating pore, ensures the normal rising of main valve, and then ensures being communicated with of water-inlet cavity 2 and water chamber 3.
The utility model provides the pumping plant pump box controlled by above-mentioned control water automatic on/off valve in addition, comprise pump box, control water automatic on/off valve, described control water automatic on/off valve entirety is positioned at pump box, the two ends of control water automatic on/off valve are positioned at outside pump box, described control water automatic on/off valve one end is connected with intake pipe, and one end is connected with pump box; Described ball float is positioned at described pump box, to realize the object controlling water level in pump box.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and replacement, these improve and replace and also should be considered as protection domain of the present utility model.
Claims (10)
1. a control water automatic on/off valve, it is characterized in that, comprise valve body, described valve body is provided with water-inlet cavity, water chamber, control the main valve that water-inlet cavity is communicated with water chamber or disconnects, the pilot valve of control bound action, control the lever of pilot valve action, the end of described lever is provided with the ball float being controlled rising by the height of pump box liquid level or declined, when described liquid level declines, ball float declines, pilot valve, main valve is action successively, water-inlet cavity is communicated with water chamber, realization adds water operation, when described liquid level rises, ball float rises, pilot valve, main valve is action successively, water-inlet cavity and water chamber disconnect, realize closedown to add water operation.
2. control water automatic on/off valve as claimed in claim 1, it is characterized in that, described water-inlet cavity, water chamber are connected by the water inlet and outlet connection chamber that is arranged in valve body, the top of described water inlet and outlet connection chamber is provided with basin mouth, described main valve matches with described basin mouth, in order to control being communicated with or disconnection of water-inlet cavity and water chamber.
3. control water automatic on/off valve as claimed in claim 2, it is characterized in that, the another port of described water-inlet cavity, water chamber is provided with straight-through, and described water-inlet cavity is connected with intake pipe by straight-through, and described water chamber is connected with pump box by straight-through.
4. control water automatic on/off valve as claimed in claim 2 or claim 3, it is characterized in that, described main valve comprises the main valve chamber being arranged at valve body and the main valve plug be arranged in main valve chamber, described main valve chamber is communicated with also coaxial with water inlet and outlet connection chamber, described main valve chamber intersects vertically with water chamber and communicates, and described water inlet and outlet connection chamber intersects vertically with water chamber, water chamber and communicates; The bottom of described main valve plug is extended with the cone blocking portion suitable with water inlet and outlet connection chamber basin mouth downwards, center hole is offered in described main valve plug, described cone blocking portion is provided with the intercommunicating pore being communicated with center hole and water inlet and outlet connection chamber, and the diameter of described intercommunicating pore is less than the diameter of center hole.
5. control water automatic on/off valve as claimed in claim 4, it is characterized in that, the external port of described main valve chamber is provided with main valve lid, and described valve gap is arranged on valve body by bolt, main valve chamber external port is sealed.
6. control water automatic on/off valve as claimed in claim 4, it is characterized in that, described pilot valve comprises the guide's valve pocket being arranged at valve body and the pilot valve be arranged in guide's valve pocket, is provided with Returnning spring between the bottom of described pilot valve and the bottom of guide's valve pocket.
7. control water automatic on/off valve as claimed in claim 6, it is characterized in that, the external port of described guide's valve pocket is provided with plug, described plug is connected with valve body screw thread, described plug is provided with slip center hole, the top of described pilot valve is stretched out from slip center hole upper end, and described pilot valve can slide up and down in slip center hole.
8. control water automatic on/off valve as claimed in claim 7, it is characterized in that, pressure regulation open-work is provided with between described guide's valve pocket and main valve chamber, the described upper end of pressure regulation open-work is connected with the upper end of main valve chamber, described main valve plug offers the radial hole being communicated with described pressure regulation open-work and described center hole, the lower end of described pressure regulation open-work is connected with the bottom of guide's valve pocket.
9. control water automatic on/off valve as claimed in claim 8, it is characterized in that, the middle part of described lever is provided with pole, described lever and pole hinged, the other end of described lever acts on the top of pilot valve.
10. one kind by control described in claim 1 water automatic on/off valve control pumping plant pump box, it is characterized in that, comprise pump box, control water automatic on/off valve, described control water automatic on/off valve entirety is positioned at pump box, the two ends of control water automatic on/off valve are positioned at outside pump box, described control water automatic on/off valve one end is connected with intake pipe, and one end is connected with pump box; Described ball float is positioned at described pump box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520373829.6U CN204677866U (en) | 2015-06-02 | 2015-06-02 | The pumping plant pump box that control water automatic on/off valve and control water automatic on/off valve control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520373829.6U CN204677866U (en) | 2015-06-02 | 2015-06-02 | The pumping plant pump box that control water automatic on/off valve and control water automatic on/off valve control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204677866U true CN204677866U (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520373829.6U Expired - Fee Related CN204677866U (en) | 2015-06-02 | 2015-06-02 | The pumping plant pump box that control water automatic on/off valve and control water automatic on/off valve control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204677866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107308581A (en) * | 2017-08-23 | 2017-11-03 | 中国五洲工程设计集团有限公司 | Topical application type drives the valve that drenches with rain soon |
-
2015
- 2015-06-02 CN CN201520373829.6U patent/CN204677866U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107308581A (en) * | 2017-08-23 | 2017-11-03 | 中国五洲工程设计集团有限公司 | Topical application type drives the valve that drenches with rain soon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20190602 |