CN208089530U - Intake chamber bottom mounting type high-pressure plunger pump pump head structure - Google Patents
Intake chamber bottom mounting type high-pressure plunger pump pump head structure Download PDFInfo
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- CN208089530U CN208089530U CN201820154091.8U CN201820154091U CN208089530U CN 208089530 U CN208089530 U CN 208089530U CN 201820154091 U CN201820154091 U CN 201820154091U CN 208089530 U CN208089530 U CN 208089530U
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- intake chamber
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Abstract
The utility model provides a kind of intake chamber bottom mounting type high-pressure plunger pump pump head structure, belongs to high-pressure plunger pump technical field.It, including pump head, the pump head is in flat, pump head upper and lower ends are removably equipped with out water one-way valve and water feeding one-way valve respectively, and the water feeding one-way valve is encased in from pump head bottom in pump head, intake chamber is removably installed, the intake chamber is equipped with water inlet on the pump head and below water feeding one-way valve.The utility model is easy to process, and installation speed is fast, at low cost.
Description
Technical field
The utility model belongs to high-pressure plunger pump technical field, is related to a kind of intake chamber bottom mounting type high-pressure plunger pump pump
Header structure.
Background technology
The use pressure of high-pressure plunger pump generally should be between 10MPa~100MPa.It belongs to positive displacement pump, by work
Volume cyclically-varying in chamber achievees the purpose that convey liquid；The mechanical energy of prime mover is converted into conveying liquid through pump
Pressure energy；Reciprocating pump is that the reciprocating motion by means of piston in fluid cylinder working chamber periodically becomes to make working chamber volume generate
Change.
In structure, existing pump head makes water inlet using being integrally formed, then by boring milling operation, water inlet connect into
Water one-way valve, integrally formed pump head structure intensity is high, but processing technology is complicated, and the installation of check valve is also complex, at
This is higher.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of intake chamber bottom mounting type high-pressure plunger pump pump head
Structure.
In order to achieve the above objectives, the utility model uses following technical proposal：A kind of intake chamber bottom mounting type high pressure
Pump head structure of piston pump, including pump head, the pump head are in flat, and pump head upper and lower ends are removably equipped with water outlet respectively
Check valve and water feeding one-way valve, and the water feeding one-way valve is encased in from pump head bottom in pump head, on the pump head and position
Intake chamber is removably installed below water feeding one-way valve, the intake chamber is equipped with water inlet.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, the pump head is in flat cubic block
Shape, sets that there are one the valve seat nuts that are spirally connected with pump head between the intake chamber and water feeding one-way valve.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, the intake chamber is screwed
Pump head bottom and intake chamber and pump head sealed connection, valve seat nut bottom is pressed on intake chamber.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, the valve seat nut is equipped with ear
Slot.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, the ear slot has several and along valve
The circumferentially-spaced uniform setting of axial line of seat nut.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, one is sealedly connected on the pump head
A stuffing-box, the one end of the stuffing-box far from pump head are sealedly connected with main water seal and secondary water seal.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, the pump head is equipped with connection and intakes
First cooling duct of room, second cooling duct of the stuffing-box equipped with the first cooling duct of connection, described second
The outlet of cooling duct is located between main water seal and secondary water seal.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, the stuffing-box is equipped in a ring
Lubrication groove, lubrication groove be connected to the second cooling duct, the lubrication groove be located at main water seal and pair water seal between.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, it is sealedly connected on the stuffing-box
First seal, the main water seal are located in first seal, and second seal is arranged in the first seal, secondary
Water seal is located in second seal.
In above-mentioned intake chamber bottom mounting type high-pressure plunger pump pump head structure, the lubrication groove is located at the first sealing
On part, lubrication groove is along the circumferentially disposed of first seal.
Compared with prior art, the utility model has the advantage of：
1, pump head connection seperated with intake chamber, can simplify processing technology, more save material, and check valve is easy for installation.
2, pump head uses flat design, the bloom processing of flat-die forging can be used, shape is simple, facilitates processing, compares
Less expensive in the pump head price of die forging, pump head design seperated with stuffing-box is effectively saved material.
3, water cooling lubrication system water inlet imports between major and minor water seal, and lubrication, cooling effect are provided to plunger.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the fundamental diagram of the utility model.
In figure, pump head 1 goes out water one-way valve 2, water feeding one-way valve 3, intake chamber 4, water inlet 5, valve seat nut 6, ear slot 7, fills out
Expect letter 8, main water seal 9, secondary water seal 10, the first cooling duct 11, the second cooling duct 12, lubrication groove 13, first seal 14, the
Two sealing elements 15, fastening bolt 16, crankcase 1a, bent axle 3a, crosshead 4a, plunger 5a.
Specific implementation mode
As shown in Figure 1, a kind of intake chamber bottom mounting type high-pressure plunger pump pump head structure, including pump head 1, the pump head
1 in flat, and 1 upper and lower ends of pump head are removably equipped with out water one-way valve 2 and water feeding one-way valve 3 respectively, and it is described into
Water one-way valve 3 is encased in from 1 bottom of pump head in pump head 1, is gone out water one-way valve 2 and is pressed in pump head 1 with fastening bolt 16, described
Intake chamber 4 is removably installed on pump head 1 and positioned at 3 lower section of water feeding one-way valve, the intake chamber 4 is equipped with water inlet 5.
The pump head of the prior art is integrally formed with intake chamber, and intake chamber, which needs to drill, makes water inlet, manufacturing procedure
Complexity, and waste of material is more.The utility model, by 1 split settings of intake chamber 4 and pump head, intake chamber can directly use mold
It makes, it is not necessary to which drilling processing again can simplify procedure of processing, and save material.
Due to intake chamber and pump head split settings, water feeding one-way valve 3 is packed into from pump head bottom, greatly simplifies and installed
Journey.Pump head uses flat design, the bloom processing of flat-die forging can be used, shape is simple, facilitates processing, compared to die forging
Pump head processing is less expensive, and pump head design seperated with stuffing-box is effectively saved material.
Preferred embodiment, pump head 1 be in flat cube bulk, set between the intake chamber 4 and water feeding one-way valve 3 there are one
The valve seat nut 6 being spirally connected with pump head 1.
Further, intake chamber 4 is screwed in 1 bottom of pump head and intake chamber and the sealed connection of pump head 1, valve seat nut
6 bottoms are pressed on intake chamber 4.
Valve seat nut 6 is equipped with ear slot 7.Preferred embodiment, ear slot 7 have several and along the axial line of valve seat nut 6 circumferential directions
Evenly spaced setting.
In the present embodiment, be tightly connected on pump head 1 there are one stuffing-box 8, the stuffing-box 8 far from pump head 1 one
End is sealedly connected with main water seal 9 and secondary water seal 10.Main water seal 9 and secondary water seal 10 are used for sealed plunger, and plunger is inserted into main water seal 9
In secondary water seal 10.
Pump head 1 is equipped with the first cooling duct 11 of connection intake chamber 4, and it is cold that the stuffing-box 8 is equipped with connection first
But the outlet of second cooling duct 12 in channel 11, second cooling duct 12 is located between main water seal 9 and secondary water seal 10.
In piston reciprocation motion process, water is entered along the first cooling duct and the second cooling duct successively from intake chamber
Between main water seal and secondary water seal, plunger is lubricated and is cooled down.
Preferred embodiment, the circumferential direction that stuffing-box 8 is equipped with lubrication groove 13 namely plunger in a ring can be cooled down and be moistened
Sliding, lubrication groove 13 is connected to the second cooling duct 12, and the lubrication groove 13 is located between main water seal 9 and secondary water seal 10.
Specifically, first seal 14 is sealedly connected on stuffing-box 8, the main water seal 9 is located at first seal
On 14, second seal 15 is arranged in the first seal 14, secondary water seal 10 is located in second seal 15.
Lubrication groove 13 is located in first seal 14, and lubrication groove 13 is circumferentially disposed along first seal 14.
The operation principle of the utility model is：
As shown in Fig. 2, the bent axle 3a in crankcase 1a drives crosshead 4a along the reciprocating motion axially back and forth of crankcase 1,
To drive plunger 5a to be moved forward and backward along stuffing-box 8.When plunger 5a is moved backward, water feeding one-way valve 3 open, when plunger forward
When mobile, go out the opening of water one-way valve 2.During plunger 5a is moved forward and backward, water inlet passes through the first cooling duct successively by intake chamber 4
11, the second cooling duct 12 and lubrication groove 13 enter between main water seal 9 and secondary water seal 10, are lubricated to plunger 5a raisings and cold
But it acts on.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although pump head 1 is used more herein, goes out water one-way valve 2, water feeding one-way valve 3, intake chamber 4, water inlet 5, valve
Seat nut 6, ear slot 7, stuffing-box 8, main water seal 9, secondary water seal 10, the first cooling duct 11, the second cooling duct 12, lubrication groove
13, the terms such as first seal 14, second seal 15, but it does not preclude the possibility of using other terms.Use these arts
Language is used for the purpose of more easily describing and explaining the essence of the utility model, is construed as any one of the additional limitations
All it is contrary to the spirit of the present invention.
Claims (10)
1. a kind of intake chamber bottom mounting type high-pressure plunger pump pump head structure, including pump head (1), which is characterized in that the pump
Head (1) is in flat, and pump head (1) upper and lower ends are removably equipped with out water one-way valve (2) and water feeding one-way valve (3) respectively,
And the water feeding one-way valve (3) is encased in from pump head (1) bottom in pump head (1), it is on the pump head (1) and single positioned at water inlet
Intake chamber (4) is removably installed, the intake chamber (4) is equipped with water inlet (5) below to valve (3).
2. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 1, which is characterized in that described
Pump head (1) be in flat cube bulk, set between the intake chamber (4) and water feeding one-way valve (3) there are one with pump head (1) spiral shell
The valve seat nut (6) connect.
3. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 2, which is characterized in that described
Intake chamber (4) is screwed to be set in pump head (1) bottom and intake chamber and pump head (1) sealed connection, valve seat nut (6) bottom pressure
On intake chamber (4).
4. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 3, which is characterized in that described
Valve seat nut (6) is equipped with ear slot (7).
5. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 4, which is characterized in that described
Ear slot (7) has several and along the circumferentially-spaced uniform setting of the axial line of valve seat nut (6).
6. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 1, which is characterized in that described
It is tightly connected on pump head (1) there are one stuffing-box (8), the one end of the stuffing-box (8) far from pump head (1) is sealedly connected with master
Water seal (9) and secondary water seal (10).
7. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 6, which is characterized in that described
Pump head (1) is equipped with the first cooling duct (11) of connection intake chamber (4), and it is cold that the stuffing-box (8) is equipped with connection first
But the outlet of second cooling duct (12) of channel (11), second cooling duct (12) is located at main water seal (9) and secondary water
It seals between (10).
8. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 7, which is characterized in that described
Stuffing-box (8) is equipped with lubrication groove (13) in a ring, and lubrication groove (13) is connected to the second cooling duct (12), the lubrication groove
(13) it is located between main water seal (9) and secondary water seal (10).
9. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 8, which is characterized in that described
First seal (14) is sealedly connected on stuffing-box (8), the main water seal (9) is located in first seal (14), described
First seal (14) on be arranged with second seal (15), secondary water seal (10) is located in second seal (15).
10. intake chamber bottom mounting type high-pressure plunger pump pump head structure according to claim 9, which is characterized in that described
Lubrication groove (13) be located in first seal (14), lubrication groove (13) is circumferentially disposed along first seal (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820154091.8U CN208089530U (en) | 2018-01-30 | 2018-01-30 | Intake chamber bottom mounting type high-pressure plunger pump pump head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820154091.8U CN208089530U (en) | 2018-01-30 | 2018-01-30 | Intake chamber bottom mounting type high-pressure plunger pump pump head structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208089530U true CN208089530U (en) | 2018-11-13 |
Family
ID=64066521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820154091.8U Active CN208089530U (en) | 2018-01-30 | 2018-01-30 | Intake chamber bottom mounting type high-pressure plunger pump pump head structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208089530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12044234B2 (en) | 2021-11-01 | 2024-07-23 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Cover, fluid end and plunger pump |
-
2018
- 2018-01-30 CN CN201820154091.8U patent/CN208089530U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12044234B2 (en) | 2021-11-01 | 2024-07-23 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Cover, fluid end and plunger pump |
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