CN207018153U - A kind of slurry pump head - Google Patents
A kind of slurry pump head Download PDFInfo
- Publication number
- CN207018153U CN207018153U CN201720998362.3U CN201720998362U CN207018153U CN 207018153 U CN207018153 U CN 207018153U CN 201720998362 U CN201720998362 U CN 201720998362U CN 207018153 U CN207018153 U CN 207018153U
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- piston
- pump housing
- pump
- pump head
- cylinder sleeve
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- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a kind of slurry pump head, including the pump housing and piston rod, the pump housing top is provided with air chamber, air chamber one end is equipped with safety valve, pressure gauge, the air chamber other end is equipped with drainpipe and back-water valve (BWV), cavity is provided with the middle part of the pump housing, inside cavity is provided with cylinder sleeve, piston gland, piston seat and piston, the cylinder sleeve is arranged on cavity inner wall, piston is installed on the inside of the cylinder sleeve, the piston is arranged on piston gland and piston seat, the pump housing side is provided with middle casing, the piston rod extends to pump body through middle casing, and piston rod passes through piston seat and piston gland, pump housing water channel is provided with the pump housing, ball valve is installed in the pump housing water channel.The utility model, pump head inner valve use Φ 40mm ball valves, good seal performance, service life length.
Description
Technical field
Slurry pump head technical field is the utility model is related to, specifically a kind of slurry pump head.
Background technology
BW150-15 slush pumps are by crankcase, clutch, pump head, air chamber, pressure gauge, safety valve, diesel engine（It is or electronic
Machine）, filter, the composition such as base.Whole parts are installed on base.Slush pump is the equipment for slurry transportation, extensively
Applied to engineerings such as mine, geological drilling, colliery, railway, highway, water conservancy and hydropower, bridge, skyscraper, foundation stabilizations.
Conventional slush pump is piston type or plunger type, and its structure includes pump head and actuating unit, is returned by actuating unit band dynamic crankshaft
Turn, band piston or plunger move reciprocatingly bent axle in pumping cylinder again, under the alternating action of inlet valve and dump valve, realize pressure
Send the purpose of mud.
Existing equipment pump head inner valve is using cone valve, poor sealing, and service life is short.
Utility model content
The purpose of this utility model is to provide a kind of slurry pump head, to solve the problems of the prior art.
To achieve the above object, the utility model provides following technical scheme：A kind of slurry pump head, including the pump housing and work
Stopper rod, the pump housing bottom are provided with base, and the pump housing top is provided with air chamber, and air chamber one end is equipped with safety valve, pressure
Power table, the air chamber other end are equipped with drainpipe and back-water valve (BWV), are provided with cavity in the middle part of the pump housing, inside cavity is provided with cylinder
Set, piston gland, piston seat and piston, the cylinder sleeve are arranged on cavity inner wall, and piston is provided with the inside of the cylinder sleeve, described
Piston is arranged on piston gland and piston seat, and the pump housing side is provided with middle casing, and the piston rod runs through middle case
Body extends to pump body, and piston rod passes through piston seat and piston gland, and pump housing water channel, the pump are provided with the pump housing
Ball valve is installed in body water channel.
Preferably, the piston rod is arranged to conical surface centering connection with piston seat.
Preferably, the piston is arranged to trapezoidal with piston seat junction.
Preferably, fabric sealing ring is pressed from both sides by V-arrangement between the piston rod and the pump housing to seal.
Preferably, the ball valve is arranged to Φ 40mm ball valves.
Preferably, the pump housing bottom is provided with drain screw.
Compared with prior art, the beneficial effects of the utility model are：Piston in the utility model cylinder sleeve divides pump head
For front and rear two Room, piston moves in cylinder sleeve makes front and rear two Room that volume change occur, and forms the mistake of suction mud and force feed mud
Journey.Piston uses assembled, and piston can be adjusted elastic with cylinder sleeve cooperation on piston seat by piston gland.Piston
Bar is connected with piston seat using conical surface centering.When changing piston, first lid is split out, then pulls down piston rod, you can exits piston
Changed.Pass through middle casing Stud connection between pump head and crankcase.Sealing uses V between pump head and piston rod are cylindrical
Clevis fabric sealing ring, reliable operation.Piston rod is directly connected to crosshead, compact-sized.Pump head inner valve uses Φ
40mm ball valves, good seal performance, service life length.Drain screw is provided with pump housing bottom, mud can be released when the pump is not working.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is partial structural diagram of the present utility model.
In figure：1- piston rods；2- middle casings；3- pump housing water channels；4- ball valves；The 5- pump housings；6- cylinder sleeves；7- piston glands；
8- piston seats；9- pistons；10- air chambers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-2, in the utility model embodiment, a kind of slurry pump head, including the pump housing 5 and piston rod 1, the pump housing
5 bottoms are provided with base, and base is welded with channel-section steel, for convenience of transport both ends leave circular hole, thereon be used for install crankcase,
Pump head, diesel engine (motor) are used；The top of the pump housing 5 is provided with air chamber 10, and the one end of air chamber 10 is equipped with safety valve, pressure
Table, the other end of air chamber 10 are equipped with drainpipe and back-water valve (BWV), and high-pressure slurry presses to offset plate, so as to compress the hydraulic oil on offset plate,
Pressure transmission to pressure gauge, is indicated mud pressure by the hydraulic oil compressed；The middle part of the pump housing 5 is provided with cavity, and inside cavity is set
Cylinder sleeve 6, piston gland 7, piston seat 8 and piston 9 are equipped with, cylinder sleeve 6 is arranged on cavity inner wall, and the inner side of cylinder sleeve 6 is provided with piston
9, pump head is divided into front and rear two Room by piston 9 in cylinder sleeve 6, and piston 9 moves in cylinder sleeve 6 to be made front and rear two Room that volume occur to change,
The process of suction mud and force feed mud is formed, piston 9 is arranged on piston gland 7 and piston seat 8, can by piston gland 7
It is elastic with the cooperation of cylinder sleeve 6 to adjust；The side of the pump housing 5 is provided with middle casing 2, and piston rod 1 extends to pump through middle casing 2
Inside body 5, and piston rod 1 passes through piston seat 8 and piston gland 7, and pump housing water channel 3 is provided with the pump housing 5, is pacified in pump housing water channel 3
Equipped with ball valve 4, piston rod 1 is arranged to conical surface centering with piston seat 8 and connected, and piston 9 is arranged to trapezoidal with the junction of piston seat 8,
Fabric sealing ring is pressed from both sides by V-arrangement to seal, when changing piston 9, first lid is split out, then pulls down piston between piston rod 1 and the pump housing 5
Bar 1, you can exit piston 9 and changed；Stud connection is used by middle casing 2 between pump head and crankcase；Pump head and piston
Sealing is using V-arrangement folder fabric sealing ring, reliable operation between bar 1 is cylindrical；Ball valve 4 is arranged to Φ 40mm ball valves, and the bottom of the pump housing 5 is set
There is drain screw.
Operation principle of the present utility model is：Pump head is divided into front and rear two Room by the piston 9 in cylinder sleeve 6, and piston 9 is in cylinder sleeve 6
Middle motion makes front and rear two Room that volume change occur, and forms the process of suction mud and force feed mud.Piston 9 uses assembled, living
Plug 9 can be adjusted elastic with the cooperation of cylinder sleeve 6 on piston seat 8 by piston gland 7.Piston rod 1 uses with piston seat 8
Conical surface centering connection.When changing piston 9, first lid is split out, then pulls down piston rod 1, you can exits piston 9 and is changed.Pump
Stud connection is used by middle casing 2 between head and crankcase.Sealing is using V-arrangement folder fabric between pump head and piston rod 1 are cylindrical
Sealing ring, reliable operation.Piston rod 1 is directly connected to crosshead, compact-sized.Pump head inner valve uses Φ 40mm ball valves,
Good seal performance, service life length.Drain screw is provided with pump housing bottom, mud can be released when the pump is not working.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (6)
1. a kind of slurry pump head, including the pump housing（5）And piston rod（1）, it is characterised in that：The pump housing（5）Bottom is provided with
Base, the pump housing（5）Top is provided with air chamber（10）, air chamber（10）One end is equipped with safety valve, pressure gauge, air chamber
（10）The other end is equipped with drainpipe and back-water valve (BWV), the pump housing（5）Middle part is provided with cavity, and inside cavity is provided with cylinder sleeve（6）、
Piston gland（7）, piston seat（8）And piston（9）, the cylinder sleeve（6）On cavity inner wall, the cylinder sleeve（6）Pacify inner side
Equipped with piston（9）, the piston（9）Installed in piston gland（7）And piston seat（8）On, the pump housing（5）During side is provided with
Between housing（2）, the piston rod（1）Through middle casing（2）Extend to the pump housing（5）Inside, and piston rod（1）Through piston seat
（8）And piston gland（7）, the pump housing（5）Inside it is provided with pump housing water channel（3）, the pump housing water channel（3）Ball valve is inside installed
（4）.
A kind of 2. slurry pump head according to claim 1, it is characterised in that：The piston rod（1）With piston seat（8）If
It is set to conical surface centering connection.
A kind of 3. slurry pump head according to claim 1, it is characterised in that：The piston（9）With piston seat（8）Connection
Place is arranged to trapezoidal.
A kind of 4. slurry pump head according to claim 1, it is characterised in that：The piston rod（1）With the pump housing（5）Between
Fabric sealing ring is pressed from both sides by V-arrangement to seal.
A kind of 5. slurry pump head according to claim 1, it is characterised in that：The ball valve（4）It is arranged to Φ 40mm balls
Valve.
A kind of 6. slurry pump head according to claim 1, it is characterised in that：The pump housing（5）Bottom is provided with the spiral shell that discharges water
Plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720998362.3U CN207018153U (en) | 2017-08-10 | 2017-08-10 | A kind of slurry pump head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720998362.3U CN207018153U (en) | 2017-08-10 | 2017-08-10 | A kind of slurry pump head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207018153U true CN207018153U (en) | 2018-02-16 |
Family
ID=61478217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720998362.3U Active CN207018153U (en) | 2017-08-10 | 2017-08-10 | A kind of slurry pump head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207018153U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757430A (en) * | 2018-08-16 | 2018-11-06 | 中船勘察设计研究院有限公司 | The leak-proof device of reciprocating pump |
| CN117685189A (en) * | 2023-12-19 | 2024-03-12 | 廊坊市长青石油管件有限公司 | Pump head of slurry pump |
-
2017
- 2017-08-10 CN CN201720998362.3U patent/CN207018153U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757430A (en) * | 2018-08-16 | 2018-11-06 | 中船勘察设计研究院有限公司 | The leak-proof device of reciprocating pump |
| CN117685189A (en) * | 2023-12-19 | 2024-03-12 | 廊坊市长青石油管件有限公司 | Pump head of slurry pump |
| CN117685189B (en) * | 2023-12-19 | 2024-05-24 | 廊坊市长青石油管件有限公司 | Pump head of slurry pump |
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| GR01 | Patent grant |