CN208518873U - A kind of mud pump piston rod device - Google Patents
A kind of mud pump piston rod device Download PDFInfo
- Publication number
- CN208518873U CN208518873U CN201821049398.8U CN201821049398U CN208518873U CN 208518873 U CN208518873 U CN 208518873U CN 201821049398 U CN201821049398 U CN 201821049398U CN 208518873 U CN208518873 U CN 208518873U
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- CN
- China
- Prior art keywords
- draw bar
- intermediate draw
- bar
- piston rod
- bottom end
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- 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.)
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- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model relates to a kind of mud pump piston rod devices, it includes piston rod, intermediate draw bar, Jie's bar and sleeve；Intermediate draw bar is divided into intermediate draw bar first and second two parts of intermediate draw bar；First top of intermediate draw bar and piston rod pass through pin connection；Second bottom end of intermediate draw bar and Jie's bar pass through pin connection；Sleeve covers on the outside of intermediate draw bar；Closing piece is equipped between second top in first bottom end of intermediate draw bar and intermediate draw bar；Closing piece is fixed by tie down screw and sleeve；Closing piece section is U shape, is set as oblique surface on the inside of recess；First bottom end of intermediate draw bar is provided with the inclined guide groove with oblique surface cooperation；Second top of intermediate draw bar is provided with the inclined guide groove with oblique surface cooperation.A kind of mud pump piston rod device of the utility model, only piston lever arrangement can be locked or be unclamped to turn tie down screw has installation, removal efficiency high, realizes quick-replaceable mud slurry pump cylinder jacket, pistons work, reduces intensity of workers.
Description
Technical field
The utility model relates to petroleum gas drilling engineering fields, more particularly to a kind of mud pump piston rod device.
Background technique
Need to provide different pressures value, flow with deepening continuously for conventional oil natural gas extraction, in drilling process
Slurry liquid needs frequently with changing the mud slurry pump cylinder jacket of different size, piston and frequently dismounting piston rod, conventional piston lever apparatus work
It is big to make intensity, efficiency is lower.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of mud pump piston rod device, there is installation, disassembly
It is high-efficient, it can be achieved that quick-replaceable mud slurry pump cylinder jacket, piston work, reduce intensity of workers.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of mud pump piston rod device, it is wrapped
Include piston rod, intermediate draw bar, Jie's bar and sleeve；The intermediate draw bar is divided into intermediate draw bar first and intermediate draw bar second two
Part；The top of the intermediate draw bar first and piston rod pass through pin connection；The bottom end of the intermediate draw bar second and Jie
Bar passes through pin connection；The sleeve covers in the outside of intermediate draw bar；The bottom end of the intermediate draw bar first and intermediate draw bar the
Closing piece is provided between two tops；The closing piece is fixed by tie down screw and sleeve；The section of the closing piece is " recessed "
Font is set as oblique surface on the inside of recess；The bottom end of the intermediate draw bar first is provided with oblique with oblique surface cooperation
Guide groove；The top of the intermediate draw bar second is provided with the inclined guide groove with oblique surface cooperation.
The bottom end of the piston rod is provided with link slot, and the top that intermediate draw bar is first is provided with connection plush copper, intermediate
First, pull rod connection plush copper is plugged in intermediate draw bar first link slot, and passes through pin connection.
Step surface is provided on the outside of the close top of the intermediate draw bar first, the top of the inside of sleeve is provided with
Step surface, sleeve cover on intermediate draw bar first, and are cooperatively connected by the step surface of the two.
The top of given an account of bar is provided with connection plush copper, and the bottom end that intermediate draw bar is second is provided with link slot, Jie's bar
Connection plush copper is plugged in intermediate draw bar second link slot, and passes through pin connection.
Step surface is provided on the outside of the close top of given an account of bar, the bottom end of sleeve is against on step surface.
Tie down screw is rotated, closing piece is moved radially, by the cooperation of oblique surface and inclined guide groove, makes intermediate draw bar first
Portion and intermediate draw bar second are opposite along axis or backwards move.
The utility model has the beneficial effects that a kind of mud pump piston rod device of the utility model, only turn tie down screw
Can lock or unclamp piston lever arrangement have installation, removal efficiency it is high, it can be achieved that quick-replaceable mud slurry pump cylinder jacket, piston work
Make, reduces intensity of workers.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of mud pump piston rod device of embodiment；
Fig. 2 is the schematic diagram of the section of the A-A of Fig. 1.
Specific embodiment
In order to deepen the understanding to the utility model, the utility model is done further below in conjunction with drawings and examples
Detailed description, the embodiment are only used for explaining the utility model, do not constitute and limit to the protection scope of the utility model.
Embodiment
As depicted in figs. 1 and 2, a kind of mud pump piston rod device of the present embodiment, it include piston rod 1, intermediate draw bar,
Jie's bar 5 and sleeve 4；The intermediate draw bar is divided into second 9 two parts of intermediate draw bar first 6 and intermediate draw bar；The centre
The top that pull rod is first 6 is connect with piston rod 1 by pin 2；The bottom end and Jie's bar 5 that the intermediate draw bar is second 9 pass through pin 2
Connection；The sleeve covers in the outside of intermediate draw bar；Bottom end that the intermediate draw bar is first 6 with intermediate draw bar second 9
Closing piece 8 is provided between top；The closing piece 8 is fixed by tie down screw 3 and sleeve 4；The section of the closing piece 8 is " recessed " word
Type is set as oblique surface on the inside of recess；The bottom end that the intermediate draw bar is first 6 is provided with leads with the oblique of oblique surface cooperation
Slot；The top that the intermediate draw bar is second 9 is provided with the inclined guide groove with oblique surface cooperation；The bottom end of the piston rod 1 is arranged
There is link slot, the top that intermediate draw bar is first 6 is provided with connection plush copper, and intermediate draw bar first 6 connection plush copper is plugged in
In the link slot that intermediate draw bar is first 6, and connected by pin 2；It is set on the outside of the close top that the intermediate draw bar is first 6
Be equipped with step surface, the top of the inside of sleeve 4 is provided with step surface, 4 sets of sleeve on intermediate draw bar first 6, and pass through two
The step surface of person is cooperatively connected；The top of given an account of bar 5 is provided with connection plush copper, and the bottom end that intermediate draw bar is second 9 is provided with
Link slot, the connection plush copper of Jie's bar 5 are plugged in intermediate draw bar second 9 link slot, and are connected by pin 2；Given an account of bar 5
Close top on the outside of be provided with step surface, the bottom end of sleeve 4 is against on step surface；Tie down screw 3 is rotated, 8 edge of closing piece is made
It moves radially, by the cooperation of oblique surface and inclined guide groove, keeps intermediate draw bar first 6 and intermediate draw bar second 9 opposite along axis
Or backwards to mobile.
A kind of mud pump piston rod device of the present embodiment converts the radial displacement of closing piece by turn tie down screw
For intermediate draw bar first and intermediate draw bar second axial displacement, and then by piston rod, intermediate draw bar, Jie's bar and sleeve lock
Tight or release, to realize fast assembling-disassembling.
A kind of mud pump piston rod device of the present embodiment, only piston lever arrangement can be locked or be unclamped to turn tie down screw
With installation, removal efficiency it is high, it can be achieved that quick-replaceable mud slurry pump cylinder jacket, piston work, reduce intensity of workers.
Above-described embodiment should not in any way limit the utility model, all by the way of equivalent replacement or equivalency transform
The technical solution of acquisition is all fallen in the protection scope of the utility model.
Claims (6)
1. a kind of mud pump piston rod device, it is characterised in that: it includes piston rod, intermediate draw bar, Jie's bar and sleeve；In described
Between pull rod be divided into intermediate draw bar first and second two parts of intermediate draw bar；The top of the intermediate draw bar first and piston
Bar passes through pin connection；The bottom end of the intermediate draw bar second and Jie's bar pass through pin connection；The sleeve is covered in intermediate draw bar
Outside；Closing piece is provided between the bottom end and intermediate draw bar second top of the intermediate draw bar first；The closing piece is logical
Tie down screw is crossed to fix with sleeve；The section of the closing piece is U shape, is set as oblique surface on the inside of recess；In described
Between first, pull rod bottom end be provided with the inclined guide groove with oblique surface cooperation；The top of the intermediate draw bar second be provided with
The inclined guide groove of oblique surface cooperation.
2. a kind of mud pump piston rod device according to claim 1, it is characterised in that: the bottom end of the piston rod is arranged
There is link slot, the top that intermediate draw bar is first is provided with connection plush copper, during intermediate draw bar first connection plush copper is plugged in
Between in first, pull rod link slot, and pass through pin connection.
3. a kind of mud pump piston rod device according to claim 1, it is characterised in that: the intermediate draw bar first
It is provided with step surface on the outside of top, the top of the inside of sleeve is provided with step surface, and sleeve is covered in intermediate draw bar first
In portion, and it is cooperatively connected by the step surface of the two.
4. a kind of mud pump piston rod device according to claim 1, it is characterised in that: the top of given an account of bar is provided with
Plush copper is connected, the bottom end that intermediate draw bar is second is provided with link slot, and the connection plush copper of Jie's bar is plugged in intermediate draw bar second
Link slot in, and pass through pin connection.
5. a kind of mud pump piston rod device according to claim 1, it is characterised in that: the close top of given an account of bar
Outside is provided with step surface, and the bottom end of sleeve is against on step surface.
6. a kind of mud pump piston rod device according to claim 1, it is characterised in that: rotation tie down screw makes closing piece
Move radially, by the cooperation of oblique surface and inclined guide groove, make intermediate draw bar first and intermediate draw bar second it is opposite along axis
Or backwards to mobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821049398.8U CN208518873U (en) | 2018-07-03 | 2018-07-03 | A kind of mud pump piston rod device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821049398.8U CN208518873U (en) | 2018-07-03 | 2018-07-03 | A kind of mud pump piston rod device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208518873U true CN208518873U (en) | 2019-02-19 |
Family
ID=65336625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821049398.8U Active CN208518873U (en) | 2018-07-03 | 2018-07-03 | A kind of mud pump piston rod device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208518873U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131156A (en) * | 2019-05-28 | 2019-08-16 | 四川宏华石油设备有限公司 | A kind of reciprocating pump lever apparatus |
| CN113586436A (en) * | 2021-08-26 | 2021-11-02 | 黄秀芳 | Sectional type piston rod connecting structure of drilling pump |
-
2018
- 2018-07-03 CN CN201821049398.8U patent/CN208518873U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131156A (en) * | 2019-05-28 | 2019-08-16 | 四川宏华石油设备有限公司 | A kind of reciprocating pump lever apparatus |
| CN113586436A (en) * | 2021-08-26 | 2021-11-02 | 黄秀芳 | Sectional type piston rod connecting structure of drilling pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230427 Address after: No. 16, Xihenggang Street, Yangchenghu Town, Xiangcheng District, Suzhou City, Jiangsu Province, 215138 Patentee after: Suzhou Dawson Drilling and Production Equipment Co.,Ltd. Address before: 215137 Taiping Town, Suzhou, Jiangsu, Xiangcheng District Patentee before: SUZHOU DOUSON DRILLING & PRODUCTION EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |