CN212250413U - Flow control pump - Google Patents
Flow control pump Download PDFInfo
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- CN212250413U CN212250413U CN202021503066.XU CN202021503066U CN212250413U CN 212250413 U CN212250413 U CN 212250413U CN 202021503066 U CN202021503066 U CN 202021503066U CN 212250413 U CN212250413 U CN 212250413U
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- water
- flow control
- cavity
- control rod
- pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 126
- 238000007789 sealing Methods 0.000 claims abstract description 63
- 230000001939 inductive effect Effects 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- Jet Pumps And Other Pumps (AREA)
Abstract
The utility model relates to a accuse flow pump. The flow control pump comprises a pump head body, wherein a first water inlet cavity, a pressurization cavity and a water outlet cavity are arranged in the pump head body, the first water inlet cavity and the water outlet cavity are communicated with a first water inlet and a water outlet respectively, the flow control pump further comprises a negative pressure valve seat, a vacuum cavity is arranged in the negative pressure valve seat, a second water inlet cavity is further arranged in the pump head body, the vacuum cavity is communicated with the second water inlet cavity through a water inlet flow channel, the second water inlet cavity is communicated with the pressurization cavity through a one-way water flow control structure, and a flow control assembly for controlling the water path sealing or the conduction of the water path sealing ring position is formed on the water path communicated with the first water. The utility model discloses a accuse is flowed the pump and is applicable to and have the pressure and non-pressure water source, can flow the pump operating voltage (power) size through the regulation accuse, and then adjusts accuse and flow the pump output flow.
Description
Technical Field
The utility model relates to a fluid conveying equipment technical field especially relates to a accuse of intercepting accuse and flowing pump.
Background
The water supply pump is used as an important device for doing work on fluid in the fluid conveying process, and is widely applied to the existing industrial production and human life.
When the existing water dispenser uses a water supply pump, a normal pressure water tank is usually arranged, and the water supply pump pumps water from the normal pressure water tank and supplies water to a heating unit. When the water dispenser system is not provided with the normal-pressure water tank and a pressure water source is used for supplying water to the heating unit, the function of the water supply pump is insufficient. Therefore, the water supply pump in the water dispenser industry needs to be added with a stopping function and a flow regulating function.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a power that is applicable to have pressure and non-pressure water source and accessible to adjust the working shaft realizes adjusting its output flow's accuse and flows the pump is provided.
The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a accuse pump that flows, includes the pump head body, is equipped with first intake antrum, pressure boost chamber, goes out the water cavity in the pump head body, and first intake antrum, play water cavity are put through with first water inlet, delivery port respectively, still includes the negative pressure disk seat, is equipped with the vacuum chamber in the negative pressure disk seat, still is equipped with the second intake antrum in the pump head body, and the vacuum chamber passes through the water inlet runner and puts through with the second intake antrum, and the second intake antrum passes through one-way rivers control structure and pressure boost chamber switch-on, constitute on the water route of first intake antrum, vacuum chamber switch-on and have the accuse stream subassembly that the water route is sealed or.
The related components of the existing water supply pump only have the function of water cut-off and do not have the function of regulating output flow under the condition of a pressure water source, the scheme arranges a vacuum cavity communicated with a second water inlet cavity in a negative pressure valve seat, when the flow control pump does not work, the flow control assembly controls the water path at the water sealing sleeve ring to be sealed, when the booster pump works, water flow or air in the vacuum cavity is sucked away to form a certain vacuum degree, at the moment, the flow control assembly controls the water path at the water sealing sleeve ring to be conducted, the flow after conduction is related to the vacuum degree in the vacuum cavity, the higher the vacuum degree is, the larger the flow after conduction is, the smaller the vacuum degree is, the smaller the flow after conduction is, the vacuum degree in the vacuum cavity can be adjusted when the water supply pump works by adjusting the working voltage (power) of the water supply pump, consequently adopt the utility model discloses a structural design can be in order to adjust the output flow of accuse stream pump during operation through adjusting the operating voltage (power) of water supply pump.
Specifically, the flow control assembly comprises a control rod, a return spring and an induction diaphragm, the periphery of the induction diaphragm is hermetically fixed between the negative pressure valve seat and the valve cover, the induction diaphragm and the valve cover form an atmospheric cavity, and the valve cover is provided with an atmospheric hole; the side wall of the control rod is provided with a flow limiting groove, one end of the control rod is fixedly connected with the middle part of the induction diaphragm, and the other end of the control rod seals the water sealing lantern ring; one end of the return spring acts on the control rod, the other end of the return spring acts on the inner wall of the negative pressure valve seat or the inner wall of the pump head body, and the control rod forms a sealing water sealing sleeve ring or a flow control assembly for controlling the conduction of the water sealing sleeve ring under the combined action of the air pressure in the atmosphere cavity, the pressure in the vacuum cavity and the return spring.
The reset spring is a first spring arranged in the vacuum cavity, one end of the first spring acts on the control rod, and the other end of the first spring acts on the inner wall of the vacuum cavity.
The periphery of the lower end of the control rod is connected with the water sealing port in a sealing mode through a first sealing ring, and the first sealing ring is arranged in a groove formed between the pump head body and the negative pressure valve seat in a pressing mode.
The periphery of the lower end of the control rod is connected with the water sealing port in a sealing mode through a fourth sealing ring, and the fourth sealing ring is arranged in an annular groove formed in the lower end of the control rod.
The reset spring is a second spring arranged in the first water inlet cavity, one end of the second spring acts on the control rod, and the other end of the second spring acts on the inner wall of the water inlet cavity.
The second spring acts on the control rod through a sealing plug.
The pump head body is detachably connected with the negative pressure valve seat through a fastening screw.
And a third sealing ring is sleeved on the outer side of the water inlet flow channel and is arranged between the pump head body and the negative pressure valve seat body in a sealing manner.
To sum up, the utility model has the advantages that:
the utility model discloses a accuse pump of flowing is applicable to and presses and non-pressure water source. When the water-saving device does not work, the flow control assembly has a water cut-off function; when the flow control pump works, the output flow of the flow control pump can be adjusted by adjusting the working voltage (power) of the flow control pump.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 5 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 6 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 7 is a schematic structural diagram of embodiment 3 of the present invention;
fig. 8 is a schematic structural view of embodiment 3 of the present invention;
fig. 9 is a schematic structural view of embodiment 3 of the present invention.
The labels in the figure and the corresponding part names: 01-a first water inlet, 02-a first water inlet cavity, 03-a first sealing ring, 04-a second sealing ring, 05-a first spring, 06-a flow limiting groove, 07-a control rod, 08-an atmospheric hole, 09-a valve cover, 10-an atmospheric cavity, 11-an inductive diaphragm, 12-a water sealing ring, 13-a flow blocking plug, 14-a negative pressure valve seat, 15-a water inlet flow channel, 16-a third sealing ring, 17-a second water inlet cavity, 18-a second water inlet, 19-a first one-way diaphragm, 20-a pressurizing cavity, 21-a sealing gasket, 22-a second one-way diaphragm, 23-a water outlet flow channel, 24-a water outlet, 25-a water outlet cavity, 26-a pump head body, 27-a sealing plug, 28-a second spring and 29-a side flow channel, 30-fourth sealing ring, 31-annular sleeve, 32-vacuum cavity, 33-fastening screw.
Detailed Description
Example 1:
referring to fig. 1, 2 and 3, the flow control pump of the present embodiment includes a pump head body 26 and a negative pressure valve seat 14, a first water inlet cavity 02, a second water inlet cavity 17, a pressurizing cavity 20 and a water outlet cavity 25 are arranged in the pump head body 26, and the first water inlet cavity 02 and the water outlet cavity 25 are respectively communicated with a first water inlet 01 and a water outlet 24; the vacuum cavity 32 is arranged in the negative pressure valve seat 14, the vacuum cavity 32 is communicated with the second water inlet cavity 17 through the water inlet flow passage 15, the second water inlet cavity 17 is communicated with the pressurizing cavity 20 through the one-way water flow control structure, the one-way water flow control structure controls water flow to flow into the pressurizing cavity 20 from the second water inlet cavity 17 only, and a water path communicated with the first water inlet cavity 02 and the vacuum cavity 32 is provided with a water sealing sleeve ring 12 and a flow control assembly for controlling the water path sealing or the communication at the position of the water sealing sleeve ring 12.
The flow control pump is suitable for pressure and non-pressure water sources, and when the flow control pump does not work, the flow control assembly controls the water path at the water sealing sleeve ring to be sealed; the pump is flowed in the accuse at the during operation, rivers or the air in the vacuum chamber are siphoned away, form certain vacuum, at this moment, the water lantern ring department water route of accuse stream control switches on, and the flow size after switching on is relevant with the vacuum in the vacuum chamber, and the vacuum is higher, then the flow after switching on is big more, and the vacuum is little, then the flow after switching on is little, and the operating voltage (power) of adjustment booster pump can adjust the vacuum in the pump during operation vacuum chamber of accuse stream, consequently adopts the utility model discloses a structural design can be with the flow of adjusting the pump during operation of accuse stream through adjusting the operating voltage (power) of accuse stream pump.
Example 2:
referring to fig. 1, 2 and 3, based on embodiment 1, the flow control assembly of this embodiment includes a control rod 07, a return spring, and an inductive diaphragm 11, where the periphery of the inductive diaphragm 11 is hermetically fixed between a negative pressure valve seat 14 and a valve cover 09, the inductive diaphragm 11 and the valve cover 09 form an atmospheric cavity 10, and the valve cover 09 is provided with an atmospheric hole 08; a flow limiting groove 06 is formed in the side wall of the control rod 07, one end of the control rod 07 is fixedly connected with the middle part of the induction diaphragm 11, and the other end of the control rod 07 is sealed with the water sealing lantern ring 12; one end of the return spring acts on the control rod 07, the other end acts on the inner wall of the negative pressure valve seat 14 or the inner wall of the pump head body 26, and the control rod 07 forms the sealing water sealing sleeve ring 12 or the flow control assembly for controlling the conduction of the water sealing sleeve ring 12 under the combined action of the air pressure in the atmosphere cavity 10, the pressure in the vacuum cavity 32 and the return spring.
The specific working principle of the flow control assembly of the embodiment is as follows:
when the flow control pump does not work, the sum of the acting force of the pressure in the vacuum cavity 32 and the elastic force of the return spring on the sensing diaphragm 11 is larger than the acting force of the air pressure in the atmospheric cavity 10 on the sensing diaphragm 11, and the control rod 07 seals the water sealing sleeve ring under the combined action of the acting force; when the flow control pump works, water flow or air in the vacuum cavity 32 is sucked away to form a certain vacuum degree, at the moment, the sum of acting forces of the pressure in the vacuum cavity 32 and the elastic force of the return spring on the sensing diaphragm 11 is smaller than the acting force of the pressure in the atmospheric cavity 10 on the sensing diaphragm 11, the control rod 07 moves downwards (in the direction of the first water inlet cavity) under the combined action of the acting forces, the fact that the limited flow groove 06 is formed in the side wall of the control rod 07 means that the lower end of the control rod 07 is not provided with a limited flow groove, the side wall above the lower end is provided with a limited flow groove 06, the part of the lower end of the control rod 07, which is not provided with the limited flow groove, completely moves downwards into the first water inlet cavity, and when the part continues to. When the flow limiting groove of the control rod 07 just moves downwards into the first water inlet cavity, the flow channel of the first water inlet cavity 02 communicated with the vacuum cavity 32 through the flow limiting groove 06 is small, the flow rate pumped by the flow control pump is small, if the control rod 07 moves downwards continuously, the distance of the part of the control rod 07 with the flow limiting groove moving downwards into the first water inlet cavity is longer, the area of the flow channel of the first water inlet cavity 02 communicated with the vacuum cavity 32 through the flow limiting groove 06 is increased, and the flow rate pumped by the flow control pump is increased. Therefore, by adjusting the working voltage (power) of the current control pump, the vacuum in the vacuum chamber 32 can be adjusted, and the distance of the control rod 07 moving downwards is adjusted, so as to achieve the function of adjusting the output flow of the current control pump.
Example 3:
referring to fig. 1, 2 and 3, the present embodiment is a further refinement of embodiment 2, specifically, the return spring is a first spring 05 disposed in the vacuum chamber 32, one end of the first spring 05 acts on the control rod 07, and the other end acts on the inner wall of the vacuum chamber 32.
Example 4:
referring to fig. 1, 2 and 3, in this embodiment, embodiment 2 is further detailed, specifically, the periphery of the lower end of the control rod 07 is hermetically connected to the water sealing port through a first sealing ring 03, and the first sealing ring 03 is tightly pressed and arranged in a groove formed between the pump head body (26) and the negative pressure valve seat (14).
Example 5:
referring to fig. 7, 8 and 9, in this embodiment, embodiment 2 is further detailed, specifically, the periphery of the lower end of the control rod 07 is connected with the water sealing port in a sealing manner through a fourth sealing ring 30, and the fourth sealing ring 30 is disposed in an annular groove disposed at the lower end of the control rod 07.
Example 5:
referring to fig. 4, 5 and 6, this embodiment is a further refinement of embodiment 2, specifically, the return spring is a second spring 28 disposed in the first water inlet chamber 02, one end of the second spring 28 acts on the control rod 07, and the other end acts on the inner wall of the water inlet chamber 02.
Further, the second spring 28 acts on the control rod 07 through the sealing plug 27, when the flow control pump does not work, the sealing plug 27 seals the port of the water sealing collar 12 located in the first water inlet cavity 02, and when the flow control pump works, the control rod 07 moves downwards to jack the sealing plug 27 open firstly.
Example 6:
as a further refinement of any of the above embodiments 1-5, in particular, the pump head body 26 is detachably connected to the negative pressure valve seat 14 by a fastening screw 33.
And a third sealing ring 16 is sleeved on the outer side of the water inlet flow passage 15, and the third sealing ring 16 is hermetically arranged between the body of the pump head body 26 and the body of the negative pressure valve seat 14.
The pressurizing cavity 20 is communicated with the water outlet cavity 25 through a one-way water flow control structure.
As described above, the present invention can be preferably implemented.
Claims (10)
1. The utility model provides a accuse pump that flows, includes pump head body (26), is equipped with first intake antrum (02) in pump head body (26), pressure boost chamber (20), goes out water cavity (25), and first intake antrum (02), play water cavity (25) are respectively with first water inlet (01), delivery port (24) switch-on, its characterized in that still includes negative pressure valve seat (14), is equipped with vacuum chamber (32) in negative pressure valve seat (14), still is equipped with second intake antrum (17) in pump head body (26), and vacuum chamber (32) are put through with second intake antrum (17) through inlet channel (15), and second intake antrum (17) are put through with pressure boost chamber (20) through one-way rivers control structure, constitute on the water route that first intake antrum (02), vacuum chamber (32) put through and have a water seal ring (12) and control that the water seal ring (12) department water route is sealed or the accuse subassembly that switches on.
2. The flow control pump according to claim 1, characterized in that the flow control assembly comprises a control rod (07), a return spring, an inductive diaphragm (11), the inductive diaphragm (11) is fixed at its periphery between the negative pressure valve seat (14) and the valve cover (09) in a sealing manner, the inductive diaphragm (11) and the valve cover (09) form an atmospheric chamber (10), and the valve cover (09) is provided with an atmospheric hole (08); a flow limiting groove (06) is formed in the side wall of the control rod (07), one end of the control rod (07) is fixedly connected with the middle part of the induction diaphragm (11), and the other end of the control rod is sealed with a water sealing sleeve ring (12); one end of the return spring acts on the control rod (07), the other end of the return spring acts on the inner wall of the negative pressure valve seat (14), and the control rod (07) forms a sealed water sealing sleeve ring (12) or a flow control assembly for controlling the conduction of the water sealing sleeve ring (12) under the combined action of the air pressure in the atmosphere cavity (10), the pressure in the vacuum cavity (32) and the return spring.
3. The flow control pump according to claim 2, characterized in that the return spring is a first spring (05) arranged in the vacuum chamber (32), one end of the first spring (05) acting on the control rod (07) and the other end acting on the inner wall of the vacuum chamber (32).
4. The flow control pump according to claim 2 or 3, characterized in that the periphery of the lower end of the control rod (07) is connected with the water sealing port in a sealing manner through a first sealing ring (03), and the first sealing ring (03) is tightly pressed and arranged in a groove formed between the pump head body (26) and the negative pressure valve seat (14).
5. The flow control pump according to claim 2 or 3, characterized in that the periphery of the lower end of the control rod (07) is connected with the water sealing port in a sealing manner through a fourth sealing ring (30), and the fourth sealing ring (30) is arranged in an annular groove arranged at the lower end of the control rod (07).
6. The flow control pump according to claim 2, characterized in that the return spring is a second spring (28) arranged in the first inlet chamber (02), one end of the second spring (28) acts on the control rod (07), and the other end acts on the inner wall of the first inlet chamber (02).
7. The flow control pump according to claim 6, characterized in that the second spring (28) acts on the control rod (07) through a sealing plug (27).
8. Flow control pump according to claim 1 or 2, characterized in that the pump head body (26) is detachably connected to the negative pressure valve seat (14) by means of a fastening screw (33).
9. The flow control pump according to claim 8, characterized in that a third sealing ring (16) is sleeved outside the water inlet channel (15), and the third sealing ring (16) is hermetically arranged between the body of the pump head body (26) and the body of the negative pressure valve seat (14).
10. A flow control pump according to claim 1 or 2, wherein the pumping chamber (20) communicates with the outlet chamber (25) via a unidirectional flow control arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021503066.XU CN212250413U (en) | 2020-07-27 | 2020-07-27 | Flow control pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021503066.XU CN212250413U (en) | 2020-07-27 | 2020-07-27 | Flow control pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250413U true CN212250413U (en) | 2020-12-29 |
Family
ID=73981063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021503066.XU Active CN212250413U (en) | 2020-07-27 | 2020-07-27 | Flow control pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250413U (en) |
-
2020
- 2020-07-27 CN CN202021503066.XU patent/CN212250413U/en active Active
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