CN207363864U - Three-plunger reciprocating Pumpp - Google Patents
Three-plunger reciprocating Pumpp Download PDFInfo
- Publication number
- CN207363864U CN207363864U CN201721143235.1U CN201721143235U CN207363864U CN 207363864 U CN207363864 U CN 207363864U CN 201721143235 U CN201721143235 U CN 201721143235U CN 207363864 U CN207363864 U CN 207363864U
- Authority
- CN
- China
- Prior art keywords
- valve group
- pump head
- head body
- valve
- main channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model provides a kind of three-plunger reciprocating Pumpp, including pump head body；Multiple valve group modules being arranged on outside pump head body, each valve group module array are installed on the end of the pump head body, multiple valve bodies are equipped with the valve group module；And the stuffing-box being connected with the pump head body other end；Wherein, the pump head body is equipped with feed liquor main channel and the multiple feed liquor subchannels connected with the feed liquor main channel, and each valve group module is equipped with valve group inlet, and the feed liquor subchannel is corresponded with the valve group inlet and connected；One end of the pump head body is additionally provided with discharge opeing main channel and the discharge opeing subchannel connected with the discharge opeing main channel, and each valve group module is equipped with valve group leakage fluid dram, and the discharge opeing subchannel is corresponded with the valve group leakage fluid dram and connected.The utility model simplifies pump head body flow passage structure, improves machining accuracy, extends the service life of pump head body.The more reasonable structure of pump, installation, use, maintenance are extremely convenient.
Description
Technical field
It the utility model is related to the technical field of the skill reciprocating pump of boiler power generation, more particularly to a kind of three-plunger reciprocating Pumpp.
Background technology
Three-plunger reciprocating Pumpp, with flow is big, operating pressure is high, flow pulsation is small, flow is substantially from pressure influence, knot
Structure is simple, it is easy to use the advantages that, the energy, petrochemical industry, thermoelectricity, etc. industry be applied, particularly in oil extraction in oil field reinjected water
It is used widely in technique.
Three-plunger reciprocating Pumpp operation principle is：Motor is rotated in deceleration fortune by small belt pulley with the big belt pulley on dynamic crankshaft
It is dynamic, and the reciprocating motion by crankshaft connecting rod system by convert rotational motion into plunger.By the reciprocating motion of plunger, alternate change
Dielectric cavity volume, is inhaling, under the action of row's check valve, medium is by the output of continuous and quantitative.
The reciprocating pump of original technology is by power end, two big component of fluid end composition.The fluid end is mainly by filler
The compositions such as letter, plunger, the unidirectional valve group of inlet and outlet.Stuffing-box, plunger are laterally in one line, and pump head is in a cuboid, is pumping
Head internal vertical is in being provided with 3 groups of inlet and outlet check valve valve groups on plunger direction.Its drawback is：
The reciprocal through hole of plunger penetrates the cavity of unidirectional valve group, feed pathway, and apocenosis passage also runs through the cavity to valve group,
The fluid passage of right-angled intersection is formed, processing technology is excessively poor.Particularly in the cross junction of each runner, be easy to causeing should
Power is concentrated, particularly under mesohigh operating mode, it is easy to is formed pump head cracking, is caused interruption of service.
Utility model content
In order to solve the technical problem, the utility model provides a kind of three-plunger reciprocating Pumpp, for solving the prior art
The problem of middle processing technology difference and runner stress concentration.
To solve the above-mentioned problems, the utility model provides a kind of three-plunger reciprocating Pumpp, including：Pump head body；
Multiple valve group modules being arranged on outside pump head body, each valve group module array are installed on the end of the pump head body,
Multiple valve bodies are equipped with the valve group module；And the stuffing-box being connected with the pump head body other end；
Wherein, the pump head body is equipped with feed liquor main channel and the multiple feed liquors connected with the feed liquor main channel point are logical
Road, each valve group module are equipped with valve group inlet, and the feed liquor subchannel is corresponded with the valve group inlet to be connected
It is logical；One end of the pump head body is additionally provided with discharge opeing main channel and the discharge opeing subchannel connected with the discharge opeing main channel, each
The valve group module is equipped with valve group leakage fluid dram, and the discharge opeing subchannel is corresponded with the valve group leakage fluid dram and connected.
Valve group module array by being installed on the end of pump head body by the utility model so that the thickness of pump head body greatly subtracts
It is small, inner passage is simplified, right-angled intersection runner is eliminated, simplifies processing technology, improves the intensity of pump head body.Check more
Changing valve group becomes very convenient.
Further improvement of the utility model is, multiple plungers through the pump head body are additionally provided with the pump head body
Chamber, the plunger pump are connected with the corresponding stuffing-box.
Further improvement of the utility model is, is equipped with counterbore in the valve group module, the valve group inlet, described
Plunger cavity and the valve group leakage fluid dram with the counterbore vertical connection.
Further improvement of the utility model is that multiple valve bodies of valve group module are arranged in corresponding counterbore,
The valve body includes lower valve body, middle valve body and upper valve body, the flow-guiding channel of the lower valve body and the valve group from bottom to top
Inlet connects, and the flow-guiding channel of the middle valve body is connected with the plunger cavity, the flow-guiding channel of the upper valve body with it is described
Valve group leakage fluid dram is connected.
Further improvement of the utility model is, further includes valve body end cap, it is described heavy that the valve body end cap is used to close
Hole.
Further improvement of the utility model is that the feed liquor main channel is located at the pump head body close to the lower valve body
One end, the discharge opeing main channel is located at the pump head body close to one end of the upper valve body.
Further improvement of the utility model is, further includes reciprocating pump connected body, and the pump head body passes through pump housing bolt
It is fixed on the reciprocating pump connected body.
Further improvement of the utility model is that one end of the stuffing-box is inserted in the reciprocating pump connected body,
The other end is connected to the pump head body.
Further improvement of the utility model is, elastic packing is provided between the valve group module and the pump head body
Circle.
The beneficial effects of the utility model compared with the prior art lie in：
The utility model passes through being installed on three valve group module transverse direction word orders on pump head body, the thickness of pump head body
Greatly reduce, simplify inner passage, eliminate right-angled intersection runner, simplify processing technology, improve the intensity of pump head body.
Check that replacing valve group becomes very convenient.When check valve valve group specification changes, it is not necessary to change, pump head body has interchangeability.Pump
Head body, check valve assembly, stuffing-box realize modularization, have interchangeability, it is possible to achieve the combination collocation of different parameters.
Brief description of the drawings
Fig. 1 is the sectional view of three-plunger reciprocating Pumpp in the utility model；
Fig. 2 is the sectional view at the B of three-plunger reciprocating Pumpp in the utility model；
Fig. 3 is the left view of three-plunger reciprocating Pumpp in the utility model.
Reference numeral
1st, feed liquor main channel；2nd, feed liquor subchannel；3rd, valve group inlet；4th, valve group bolt；5th, lower valve body；6th, valve group mould
Block；7th, middle valve body；8th, elastic seal ring；9th, plunger cavity；10th, upper valve body；11st, valve body end cap；12nd, valve group leakage fluid dram；13rd, discharge opeing
Subchannel；14th, discharge opeing main channel；15th, pump head body；16th, stuffing-box；19th, reciprocating pump connected body；20th, pump head bolt.
Embodiment
Below in conjunction with attached drawing, and other technical characteristic above-mentioned to the utility model and advantage carry out clearly and completely
Description, it is clear that described embodiment is only the section Example of the utility model, rather than whole embodiments.
The utility model provides a kind of three-plunger reciprocating Pumpp.The reciprocal through hole of the plunger of traditional three-plunger reciprocating Pumpp is worn
The cavity of unidirectional valve group thoroughly, feed pathway, apocenosis passage also run through the cavity to valve group, form the fluid passage of right-angled intersection,
Processing technology is excessively poor.Particularly in the cross junction of each runner, stress concentration is be easy to cause, particularly in mesohigh work
Under condition, it is easy to form pump head cracking, cause interruption of service.The utility model by valve group module array by being installed on pump head body
On, the inner passage of reciprocating pump is simplified, eliminates right-angled intersection runner.Below in conjunction with the accompanying drawings to three plungers of the utility model
The structure of reciprocating pump illustrates.
Refering to Fig. 1, the utility model is a kind of three-plunger reciprocating Pumpp, which includes pump head body 15, valve group
Module 6 and stuffing-box 16.The end of pump head body 15 is wherein installed on valve group bolt 4 valve group module transverse direction word order,
Superposition is provided with multiple valve bodies in valve group module 6, and is connected with stuffing-box 16 in the other end of pump head body 15.In pump head body
15 are equipped with feed liquor main channel 1, the feed liquor subchannel 2 of laid out in parallel are equipped with one end of pump head body, in each valve group module 6
On also have valve group inlet 3, each feed liquor subchannel 2 is connected with valve group inlet 3, and each 2 He of feed liquor subchannel
1 vertical connection of feed liquor main channel；Discharge opeing main channel 14 is additionally provided with pump head body 15, multiple rows are equipped with one end of pump head body 15
Liquid subchannel 13, discharge opeing subchannel 13 and 14 vertical connection of discharge opeing main channel, and it also is provided with valve group in each valve group module 6
Also correspondence connects for leakage fluid dram 12, discharge opeing subchannel 13 and valve group leakage fluid dram 12.
Multiple plunger cavities 9 of laid out in parallel are additionally provided with the middle part of pump head body 15, these plunger cavities 9 are all in cylinder hole shape
The front and back end of pump head body 15 is penetrated through, each plunger cavity 9 is connected with corresponding stuffing-box 16.
Valve group module 6, in a cuboid, inner length direction is provided with different-diameter cylindrical bore, the lower end of counterbore,
Middle-end, upper end are respectively equipped with valve group inlet 3, plunger cavity 9 and valve group leakage fluid dram 12, and valve group inlet 3, plunger cavity 9,
Valve group leakage fluid dram 12 opening positioned at valve group module 6 front end face on, and all with cylindrical bore vertical connection.Valve group module 6
Interior cylindrical bore is moved fit into lower valve body 5, middle valve body 7, upper valve body 10 from bottom to top successively.Also, lower valve body 5 is led
Circulation road is connected with valve group inlet 3, and the flow-guiding channel of middle valve body 7 is connected with plunger cavity 9, the flow-guiding channel of upper valve body 10 with
Valve group leakage fluid dram 12 is connected.And the cylindrical bore in valve group module 6 carries out pushing down fixing seal using valve body end cap 11.
Feed liquor main channel 1 is arranged on pump head body 15 close to one end of lower valve body 5, and discharge opeing main channel 14 is positioned close to
One end of valve body 10.
Reciprocating pump connected body 19 is equipped with one end of pump head body 15, is fixed on pump head body 15 back and forth by pump head bolt 20
Pump on connected body 19.And stuffing-box 16 is plugged in reciprocating pump connected body 19, the other end is connected to pump head body 15.
In order to ensure the sealing performance of valve group module 6 and pump head body 15, bullet is used between valve group module 6 and pump head body 15
Property sealing ring 8 is sealed.
Screw hole size for connection between the pump head body 15, valve group module 6 is fixed, from check valve change in size
Influence, realize that the check valve of a pump head body and plurality of specifications exchanges.
The utility model passes through being installed on three valve group module transverse direction word orders on pump head body, the thickness of pump head body
Greatly reduce, simplify inner passage, eliminate right-angled intersection runner, simplify processing technology, improve the intensity of pump head body.
Check that replacing valve group becomes very convenient.When check valve valve group specification changes, it is not necessary to change, pump head body has interchangeability.Pump
Head body, check valve assembly, stuffing-box realize modularization, have interchangeability, it is possible to achieve the combination collocation of different parameters.And pump
More reasonable structure, installation, use, safeguard it is extremely convenient.
Particular embodiments described above, has carried out into one the purpose of this utility model, technical solution and beneficial effect
The detailed description of step, it will be appreciated that the foregoing is merely specific embodiment of the utility model, is not used to limit this reality
With new protection domain.Particularly point out, to those skilled in the art, it is all the spirit and principles of the utility model it
Any modification, equivalent substitution, improvement and etc. that are interior, being done, should be included within the scope of protection of this utility model.
Claims (9)
- A kind of 1. three-plunger reciprocating Pumpp, it is characterised in that including：Pump head body；Multiple valve group modules being arranged on outside pump head body, each valve group module array is installed on the end of the pump head body, described Multiple valve bodies are equipped with valve group module；And the stuffing-box being connected with the pump head body other end；Wherein, the pump head body is equipped with feed liquor main channel and the multiple feed liquor subchannels connected with the feed liquor main channel, often A valve group module is equipped with valve group inlet, and the feed liquor subchannel is corresponded with the valve group inlet and connected；Institute The one end for stating pump head body is additionally provided with discharge opeing main channel and the discharge opeing subchannel connected with the discharge opeing main channel, each valve Group module is equipped with valve group leakage fluid dram, and the discharge opeing subchannel is corresponded with the valve group leakage fluid dram and connected.
- 2. reciprocating pump according to claim 1, it is characterised in that be additionally provided with the pump head body and multiple run through the pump head The plunger cavity of body, the plunger cavity are connected with the corresponding stuffing-box.
- 3. reciprocating pump according to claim 2, it is characterised in that be equipped with counterbore in the valve group module, the valve group into Liquid mouth, the plunger cavity and the valve group leakage fluid dram with the counterbore vertical connection.
- 4. reciprocating pump according to claim 3, it is characterised in that multiple valve bodies of valve group module are arranged on corresponding In counterbore, the valve body includes lower valve body, middle valve body and upper valve body, the flow-guiding channel of the lower valve body and institute from bottom to top The connection of valve group inlet is stated, the flow-guiding channel of the middle valve body is connected with the plunger cavity, the flow-guiding channel of the upper valve body It is connected with the valve group leakage fluid dram.
- 5. reciprocating pump according to claim 4, it is characterised in that further include valve body end cap, the valve body end cap is used to seal Close the counterbore.
- 6. reciprocating pump according to claim 4, it is characterised in that the feed liquor main channel is located at the pump head body close to institute One end of lower valve body is stated, the discharge opeing main channel is located at the pump head body close to one end of the upper valve body.
- 7. reciprocating pump according to claim 1, it is characterised in that further include reciprocating pump connected body, the pump head body passes through Pump housing bolt is fixed on the reciprocating pump connected body.
- 8. reciprocating pump according to claim 7, it is characterised in that one end of the stuffing-box is inserted in the reciprocating pump connection In junctor, the other end is connected to the pump head body.
- 9. reciprocating pump according to claim 1, it is characterised in that be provided between the valve group module and the pump head body Elastic seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143235.1U CN207363864U (en) | 2017-09-07 | 2017-09-07 | Three-plunger reciprocating Pumpp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143235.1U CN207363864U (en) | 2017-09-07 | 2017-09-07 | Three-plunger reciprocating Pumpp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207363864U true CN207363864U (en) | 2018-05-15 |
Family
ID=62351884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721143235.1U Active CN207363864U (en) | 2017-09-07 | 2017-09-07 | Three-plunger reciprocating Pumpp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207363864U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461328A (en) * | 2017-09-07 | 2017-12-12 | 德帕姆(杭州)泵业科技有限公司 | Three-plunger reciprocating Pumpp |
| US12044234B2 (en) | 2021-11-01 | 2024-07-23 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Cover, fluid end and plunger pump |
-
2017
- 2017-09-07 CN CN201721143235.1U patent/CN207363864U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461328A (en) * | 2017-09-07 | 2017-12-12 | 德帕姆(杭州)泵业科技有限公司 | Three-plunger reciprocating Pumpp |
| US12044234B2 (en) | 2021-11-01 | 2024-07-23 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Cover, fluid end and plunger pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2022205583A1 (en) | Plunger, hydraulic end and plunger pump | |
| CN103696921B (en) | A kind of valve flow distribution radial plunger oil hydraulic pump adopting hydraulic coupling backhaul | |
| CN107461328A (en) | Three-plunger reciprocating Pumpp | |
| CN207363864U (en) | Three-plunger reciprocating Pumpp | |
| CN105952633A (en) | Straight-through combination valve applied to high-pressure reciprocation plunger pump hydraulic end | |
| CN109458325B (en) | Combined valve applied to double-acting reciprocating pump | |
| CN201354718Y (en) | Multi-cylinder radial plunger pump | |
| CN107956664B (en) | Hydraulic end of detergent slurry delivery pump | |
| CN104791237B (en) | A kind of reciprocating plunger pump | |
| CN204738957U (en) | Novel combination valve style water injection pump | |
| CN109236773A (en) | A kind of high-flow hydraulic control one-way valve | |
| CN205805894U (en) | A kind of high pressure reciprocating plunger pump hydraulic end through type combination valve | |
| CN205805898U (en) | The fluid end of high pressure reciprocating pump | |
| CN107701384A (en) | Three piston type reciprocating pumps | |
| CN204253334U (en) | A kind of membrane pump with pneumatic drive of a nut dismounting | |
| CN204140373U (en) | A kind of sealing configuration of plunger pump | |
| CN110219790A (en) | A kind of two-way grease conversion high pressure water generating device of cylinder type | |
| CN216241254U (en) | Novel high-pressure plunger pump hydraulic end structure | |
| CN207728544U (en) | The sealing device of super-pressure mud pump plunger | |
| CN201212493Y (en) | Bidirectional hydraulic supercharging mechanism | |
| CN101298875B (en) | Bidirectional hydraulic supercharging mechanism | |
| CN204041421U (en) | Plunger pump packing_seal pressure compensator | |
| CN207080442U (en) | A kind of new servomotor device | |
| CN207598445U (en) | Three piston type reciprocating pumps | |
| CN207935486U (en) | A kind of stainless steel non-return valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |