CN209539536U - Plunger pump with novel backwater structure - Google Patents
Plunger pump with novel backwater structure Download PDFInfo
- Publication number
- CN209539536U CN209539536U CN201920136684.6U CN201920136684U CN209539536U CN 209539536 U CN209539536 U CN 209539536U CN 201920136684 U CN201920136684 U CN 201920136684U CN 209539536 U CN209539536 U CN 209539536U
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- China
- Prior art keywords
- water
- annular groove
- chamber
- outlet
- discharge opening
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of plunger pumps with novel backwater structure, it is related to plunger pump technique field, its key points of the technical solution are that: including pump head and the crankcase being connect with pump head, pump head is internally provided with pump chamber, pump chamber includes intake chamber, suction chamber and the water-supplying chamber flowed successively through that supply water, it is additionally provided on pump head and the water inlet of intake chamber connection, the pressure modulating opening with the water outlet of water-supplying chamber's connection and water-supplying chamber's connection, pressure regulator valve is connected at pressure modulating opening, it is provided with discharge opening on pressure regulator valve, the water return outlet of connection intake chamber is additionally provided on pump head；It further include return pipe, one end of return pipe is connected to discharge opening, and the other end of return pipe is connected to water return outlet.The water being discharged from discharge opening is re-introduced into inside intake chamber via return pipe.During this, only needing to flow through shorter distance from the water being discharged from discharge opening can be entered in pump chamber, and consuming energy is less.
Description
Technical field
The utility model relates to plunger pump technique field, in particular to a kind of plunger pump with novel backwater structure.
Background technique
Currently, the Chinese patent that notification number is CN207212656U discloses a kind of plunger pump, including pump head and pump head are consolidated
Surely the cabinet connected, is provided with pump chamber in the pump head, the pump chamber include the intake chamber passed sequentially through for water flow, suction chamber with
And water-supplying chamber, be additionally provided on the pump head with the water inlet of intake chamber connection, with the water outlet of water-supplying chamber's connection and with go out
The pressure modulating opening of water chamber connection is provided with pressure regulator valve on the pressure modulating opening, is provided with discharge opening on the pressure regulator valve.
In use, generally it can be placed around a bucket in the plunger pump, plunger pump directly draws water from bucket.Water
Bucket in water enter from the inlet inside intake chamber, the water inside intake chamber enters in suction chamber, the water in suction chamber into
Enter into water-supplying chamber, most of water is directly discharged from water outlet in water-supplying chamber, and fraction water enters pressure regulation via pressure modulating opening
Inside valve, the water inside pressure regulator valve is escaped and enter from discharge opening to interior of bucket.
During plunger pump work, plunger pump can will be sucked into pump chamber again from the water being discharged from discharge opening, this
During one, needing to flow through longer distance from the water being discharged from discharge opening can be entered in pump chamber, and consuming energy is more.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of with novel backwater structure
Plunger pump, there is the water from discharge from discharge opening, which only to need to flow through shorter distance, to enter in pump chamber, consuming energy
Less advantage.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of with novel return water
The plunger pump of structure, including pump head and the crankcase connecting with the pump head, the pump head is internally provided with pump chamber, the pump
Chamber includes intake chamber, suction chamber and the water-supplying chamber flowed successively through that supply water, and is additionally provided with and the intake chamber connection on the pump head
Water inlet, with the water outlet of water-supplying chamber's connection, with the pressure modulating opening of water-supplying chamber's connection, be connected at the pressure modulating opening
Pressure regulator valve is provided with discharge opening on the pressure regulator valve, the water return outlet of intake chamber described in connection is additionally provided on the pump head；Also wrap
Return pipe is included, one end of the return pipe is connected to the discharge opening, and the other end of the return pipe is connected to the water return outlet.
Through the above technical solutions, in use, water enters from the inlet inside intake chamber, inside intake chamber
Water enters in suction chamber, and the water in suction chamber enters in water-supplying chamber, and most of water is directly arranged from water outlet in water-supplying chamber
Out, fraction water enters inside pressure regulator valve via pressure modulating opening, the water inside pressure regulator valve escaped and enter from discharge opening to return
Inside water pipe, the water inside return pipe is re-introduced into inside intake chamber via water return outlet.During this, arranged from discharge opening
Water out, which only needs to flow through shorter distance, to be entered in pump chamber, and consuming energy is less.
Preferably, the both ends of the return pipe are respectively water inlet end and water outlet, and the water inlet end is embedded in described let out
Inside the mouth of a river, the water outlet is bent to water return outlet side, and the water outlet is embedded in inside the water return outlet.
Through the above technical solutions, water inlet end is connect by way of interlocking with discharge opening, the side that water outlet passes through interlocking
Formula is connect with water return outlet, so that the disassembly process of return pipe becomes more convenient.
Preferably, the direction of the discharge opening is staggered or opposite with the direction of the water return outlet.
Through the above technical solutions, the direction of discharge opening and the direction of water return outlet are staggered or on the contrary, are somebody's turn to do in this way in use
During plunger pump, return pipe is not easy to be detached from from pump head.
Preferably, offer annular groove one on the outer wall of the water inlet end, and the central axis of the annular groove one and it is described into
The central axis of water end (W.E.) is overlapped, and is embedded with sealing ring one inside the annular groove one, the sealing ring one protrudes from the annular groove one
Notch and contact at the inner wall of the discharge opening.
Through the above technical solutions, the sealing ring one being set to inside annular groove one can will be between return pipe and discharge opening
Clearance seal, so that water is not easy to flow out in the gap between return pipe and discharge opening.
Preferably, the number of the annular groove one is at least one, and when the number of the annular groove one is greater than a period of time, the ring
Slot one is uniformly distributed along the axial direction of the water inlet end.
Through the above technical solutions, sealing ring one inside multiple annular grooves one can simultaneously to return pipe and discharge opening it
Between gap be sealed, the leakproofness between return pipe and pump head is improved to a certain extent, so that water is not easy from return pipe
It is flowed out in gap between discharge opening.
Preferably, offer annular groove two on the outer wall of the water outlet, and the central axis of the annular groove two and it is described go out
The central axis of water end (W.E.) is overlapped, and is embedded with sealing ring two inside the annular groove two, the sealing ring two protrudes from the annular groove two
Notch and contact at the inner wall of the water return outlet.
Through the above technical solutions, the sealing ring two being set to inside annular groove two can will be between return pipe and water return outlet
Clearance seal, so that water is not easy to flow out in the gap between return pipe and water return outlet.
Preferably, the number of the annular groove two is at least one, and when the number of the annular groove two is greater than a period of time, the ring
Axial direction of the slot two along the water outlet is uniformly distributed.
Through the above technical solutions, sealing ring two inside multiple annular grooves two can simultaneously to return pipe and water return outlet it
Between gap be sealed, the leakproofness between return pipe and pump head is improved to a certain extent, so that water is not easy from return pipe
It is flowed out in gap between water return outlet.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment, is mainly used for showing the contour structures of embodiment；
Fig. 2 is the schematic cross-sectional view of embodiment, is mainly used for showing the composition of embodiment；
Fig. 3 is the portion the A enlarged drawing of Fig. 2；
Fig. 4 is the portion the B enlarged drawing of Fig. 2.
Appended drawing reference: 1, pump head；2, crankcase；3, pump chamber；31, intake chamber；32, suction chamber；33, water-supplying chamber；4, it intakes
Mouthful；5, water outlet；6, pressure modulating opening；7, pressure regulator valve；8, discharge opening；9, water return outlet；10, return pipe；101, water inlet end；102, it is discharged
End；11, annular groove one；12, sealing ring one；13, annular groove two；14, sealing ring two.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of plunger pump with novel backwater structure including pump head 1, is connected on pump head 1 as shown in Figures 1 to 4
Crankcase 2, the return pipe 10 being connected on pump head 1.Pump head 1 is internally provided with pump chamber 3, and pump chamber 3 includes supplying water to flow successively through
Intake chamber 31, suction chamber 32 and water-supplying chamber 33, be additionally provided on pump head 1 and the water inlet 4 of 31 connection of intake chamber, with intake chamber 31
The water return outlet 9 of connection, with the water outlet 5 of 33 connection of water-supplying chamber, with the pressure modulating opening 6 of 33 connection of water-supplying chamber, be connected at pressure modulating opening 6
Pressure regulator valve 7, is provided with discharge opening 8 on pressure regulator valve 7, and the direction of discharge opening 8 is staggered or opposite with the direction of water return outlet 9.Return water
The both ends of pipe 10 are respectively water inlet end 101 and water outlet 102, and water inlet end 101 is embedded in inside discharge opening 8, and water outlet 102 is curved
It is folded to 9 side of water return outlet, and water outlet 102 is embedded in inside water return outlet 9.
Annular groove 1 there are two being opened up on the outer wall of water inlet end 101, and two annular grooves 1 are along the axial equal of water inlet end 101
The central axis of even distribution, annular groove 1 is overlapped with the central axis of water inlet end 101, is embedded with inside each annular groove 1 close
Seal 1, sealing ring 1 protrudes from the notch of annular groove 1 and contacts at the inner wall of discharge opening 8, so that inside pressure regulator valve 7
Water be not easy the gap between return pipe 10 and discharge opening 8 outflow.
Annular groove 2 13 there are two being opened up on the outer wall of water outlet 102, and two annular grooves 2 13 are along the axial equal of water outlet 102
The central axis of even distribution, annular groove 2 13 is overlapped with the central axis of water outlet 102, is embedded with inside each annular groove 2 13 close
Seal 2 14, sealing ring 2 14 protrudes from the notch of annular groove 2 13 and contacts at the inner wall of water return outlet 9, so that inside intake chamber 31
Water be not easy the gap between return pipe 10 and water return outlet 9 outflow.
The above is only the exemplary embodiment of the utility model, the protection model rather than limited the present invention
It encloses, the protection scope of the utility model is determined by the attached claims.
Claims (7)
1. a kind of plunger pump with novel backwater structure, including pump head (1) and the crankcase being connect with the pump head (1)
(2), the pump head (1) is internally provided with pump chamber (3), and the pump chamber (3) includes the supply water intake chamber (31) flowed successively through, sucking
Room (32) and water-supplying chamber (33) are additionally provided with and the water inlet (4) of the intake chamber (31) connection and institute on the pump head (1)
The water outlet (5) of water-supplying chamber (33) connection and the pressure modulating opening (6) of the water-supplying chamber (33) connection are stated, is connected at the pressure modulating opening (6)
It is connected to pressure regulator valve (7), is provided with discharge opening (8) on the pressure regulator valve (7), it is characterized in that: being additionally provided with connection on the pump head (1)
Lead to the water return outlet (9) of the intake chamber (31)；It further include return pipe (10), one end of the return pipe (10) is connected to described let out
The other end at the mouth of a river (8), the return pipe (10) is connected to the water return outlet (9).
2. the plunger pump according to claim 1 with novel backwater structure, it is characterized in that: the two of the return pipe (10)
End is respectively water inlet end (101) and water outlet (102), and the water inlet end (101) is embedded in the discharge opening (8) inside, institute
It states water outlet (102) to bend to water return outlet (9) side, and the water outlet (102) are embedded in the water return outlet (9) inside.
3. the plunger pump according to claim 2 with novel backwater structure, it is characterized in that: the court of the discharge opening (8)
It is staggered to the direction with the water return outlet (9) or opposite.
4. the plunger pump according to claim 2 with novel backwater structure, it is characterized in that: the water inlet end (101)
Annular groove one (11), and the central axis of the central axis of the annular groove one (11) and the water inlet end (101) are offered on outer wall
It is overlapped, is embedded with sealing ring one (12) inside the annular groove one (11), the sealing ring one (12) protrudes from the annular groove one
(11) notch and the inner wall for contacting at the discharge opening (8).
5. the plunger pump according to claim 4 with novel backwater structure, it is characterized in that: the number of the annular groove one (11)
Mesh is at least one, and when the number of the annular groove one (11) is greater than for the moment, the annular groove one (11) is along the water inlet end (101)
Axial direction be uniformly distributed.
6. the plunger pump according to claim 2 with novel backwater structure, it is characterized in that: the water outlet (102)
Annular groove two (13), and the central axis of the central axis of the annular groove two (13) and the water outlet (102) are offered on outer wall
It is overlapped, is embedded with sealing ring two (14) inside the annular groove two (13), the sealing ring two (14) protrudes from the annular groove two
(13) notch and the inner wall for contacting at the water return outlet (9).
7. the plunger pump according to claim 6 with novel backwater structure, it is characterized in that: the number of the annular groove two (13)
Mesh is at least one, and when the number of the annular groove two (13) is greater than for the moment, the annular groove two (13) is along the water outlet (102)
Axial direction be uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136684.6U CN209539536U (en) | 2019-01-26 | 2019-01-26 | Plunger pump with novel backwater structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136684.6U CN209539536U (en) | 2019-01-26 | 2019-01-26 | Plunger pump with novel backwater structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539536U true CN209539536U (en) | 2019-10-25 |
Family
ID=68271656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920136684.6U Expired - Fee Related CN209539536U (en) | 2019-01-26 | 2019-01-26 | Plunger pump with novel backwater structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539536U (en) |
-
2019
- 2019-01-26 CN CN201920136684.6U patent/CN209539536U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20191025 Termination date: 20220126 |