CN109058062A - The connection structure of grouting pump and plunger and crosshead - Google Patents
The connection structure of grouting pump and plunger and crosshead Download PDFInfo
- Publication number
- CN109058062A CN109058062A CN201811058801.8A CN201811058801A CN109058062A CN 109058062 A CN109058062 A CN 109058062A CN 201811058801 A CN201811058801 A CN 201811058801A CN 109058062 A CN109058062 A CN 109058062A
- Authority
- CN
- China
- Prior art keywords
- crosshead
- plunger
- connector
- positioning body
- positioning
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Abstract
The present invention provides the connection structure of a kind of slip casting pump plunger and crosshead, including plunger and crosshead, plunger is connect by connector with crosshead, connector is dismountable structure, construction site is usually three cylinder grouting pumps, every time when one plunger of replacement, need to dismantle heavy fluid end, additional increase labor intensity, in order to preferably accelerate efficiency, takes and plunger and crosshead are designed to that detachable mechanism, solution never dismantle the structure of heavy fluid end quick-replaceable plunger, labor intensity is reduced, construction efficiency is improved.
Description
Technical field
The present invention relates to a kind of grouting pump apparatus fields, and in particular to a kind of connection structure of slip casting pump plunger and crosshead
And grouting pump.
Background technique
Grouting pump is mainly used in dam foundation engineering, tunnel grouting, building foundation slip casting field.It is directly contacted as same slurries
Plunger for, the plunger that just must more renew after abrasion needs to be opened manually the component of fluid end under normal circumstances, unclamp
Plunger seal assembly, then (connection type is plane connection, spherical surface connection, screw thread company for separation plunger and the connector of crosshead
Connect one of mode).Construction site is usually three cylinder grouting pumps, when replacing a plunger every time, needs to dismantle heavy fluid end,
Additional increase labor intensity.
Summary of the invention
The present invention provides the connection structure and grouting pump of a kind of slip casting pump plunger and crosshead, be able to solve do not dismantle it is heavy
Fluid end quick-replaceable plunger structure, reduce labor intensity, improve construction efficiency.
In order to solve the above technical problems, the technical scheme adopted by the invention is that: a kind of slip casting pump plunger and crosshead
Connection structure, including plunger, crosshead, plunger are connect by connector with crosshead, and connector is dismountable structure.
In preferred scheme, crosshead and positioning body are socketed, and outer nut and crosshead are socketed, and by the boss axis of positioning body
To limit, outer nut is threadedly coupled with connector, and connector is connect with plunger screw.
In preferred scheme, crosshead is equipped with internal screw thread, and positioning body is equipped with external screw thread, and crosshead and positioning body screw thread connect
It connects.
In preferred scheme, positioning body one end is equipped with positioning outer circle, and positioning outer circle and connector Internal hole positioning are socketed, by fixed
Position body boss limit.
It in preferred scheme, is fixedly connected between positioning body and crosshead by screw, screw passes through the inner hole of positioning body
It is connect with the inner bolt hole of crosshead.
In preferred scheme, connector is also threadedly coupled with locking nut, and locking nut compresses outer nut end face.
In preferred scheme, collision mat is additionally provided between outer nut and locking nut.
A kind of grouting pump, including plunger, the crosshead for connecting driving device, plunger is mounted in cylinder body, on cylinder body
Equipped with the fluid end for feed liquor and drain, plunger is connect by connector with crosshead, and connector is dismountable structure；
Crosshead and positioning body are socketed, and outer nut and crosshead are socketed, and by the boss axial limiting of positioning body, outer nut and company
Junctor is threadedly coupled, and connector is connect with plunger screw.
In preferred scheme, crosshead is equipped with internal screw thread, and positioning body is equipped with external screw thread, and crosshead and positioning body screw thread connect
It connects；
Positioning body one end is equipped with positioning outer circle, and positioning outer circle and connector Internal hole positioning are socketed, are limited by positioning body boss；
It is fixedly connected between positioning body and crosshead by screw, screw passes through the inner hole of positioning body and the inner bolt hole of crosshead connects
It connects.
In preferred scheme, connector is also threadedly coupled with locking nut, and locking nut compresses outer nut end face；
In preferred scheme, collision mat is additionally provided between outer nut and locking nut.
The connection structure and grouting pump of a kind of slip casting pump plunger and crosshead provided by the invention, pass through connector and cross
Head connection, realizes that detachably construction site is usually three cylinder grouting pumps, when replacing a plunger every time, needs to dismantle heavy
Fluid end, additional increase labor intensity, in order to preferably accelerate efficiency, take plunger is designed to crosshead it is removable
Release mechanism, solution never dismantle the structure of heavy fluid end quick-replaceable plunger, reduce labor intensity, improve construction effect
Rate.
Detailed description of the invention
Fig. 1 is the attachment structure schematic diagram of plunger and crosshead
Fig. 2 is plunger and crosshead direct connection structural schematic diagram
Fig. 3 is that plunger and crosshead reach left side structure to be torn open
Fig. 4 is to remove plunger after splitting out connector
In attached drawing:
Crosshead 1；Positioning body 2；Outer nut 3；Soket head cap screw 4；Collision mat 5；Locking nut 6；Connector 7；Plunger 8；Column
Fill in seal assembly 9；Fluid end 10.
Specific embodiment
Embodiment 1:
As shown in figure 1, a kind of connection structure of slip casting pump plunger and crosshead, including plunger 8, crosshead 1, plunger 8 pass through connection
Body 7 is connect with crosshead 1, and connector 7 is dismountable structure.Thus structure, can be realized that not dismantle heavy fluid end fast
Speed replacement plunger 8, reduces labor intensity, improves maintenance efficiency.
As shown in figure 1, crosshead 1 and positioning body 2 are socketed preferred scheme, and outer nut 3 and crosshead 1 are socketed, and by positioning
21 axial limiting of boss of body 2, outer nut 3 are threadedly coupled with connector 7, and connector 7 is threadedly coupled with plunger 8.Thus structure,
It is easy to disassemble, and convenient for improving the coaxial precision between crosshead 1 and plunger 8.
In preferred scheme, crosshead 1 is equipped with internal screw thread, and positioning body 2 is equipped with external screw thread, crosshead 1 and 2 screw thread of positioning body
Connection.
In preferred scheme, 2 one end of positioning body is equipped with positioning outer circle, and positioning outer circle and the positioning of connector inner hole 71 are socketed,
It is limited by positioning body boss 21.Thus structure further increases the coaxial precision between positioning body 2 and connector.
It in preferred scheme, is fixedly connected between positioning body 2 and crosshead 1 by screw 4, screw 4 passes through positioning body 2
Inner hole is connect with the inner bolt hole of crosshead 1.Thus structure, it is locking convenient for will be locked between positioning body 2 and crosshead 1.
In preferred scheme, connector is also threadedly coupled with locking nut 6, and locking nut 6 compresses 3 end face of outer nut.
In preferred scheme, collision mat 5 is additionally provided between outer nut 3 and locking nut 6.The collision mat 5 is for stopping
The cooling water of cooling plunger 8 pours crosshead 1, prevents negative-pressure ward cooling water from flowing back to the driving end of pump, causes parts depreciation.
Embodiment 2:
As shown in figure 1, a kind of grouting pump, including plunger 8, the crosshead 1 for connecting driving device, plunger 8 is mounted in cylinder body,
Cylinder body is equipped with the fluid end for feed liquor and drain, and plunger 8 is connect by connector 7 with crosshead 1, and connector 7 is removable
The structure unloaded；
Crosshead 1 and positioning body 2 are socketed, and outer nut 3 and crosshead 1 are socketed, and by 21 axial limiting of the boss of positioning body 2, outside
Nut 3 is threadedly coupled with connector 7, and connector 7 is threadedly coupled with plunger 8.
In preferred scheme, crosshead 1 is equipped with internal screw thread, and positioning body 2 is equipped with external screw thread, crosshead 1 and 2 screw thread of positioning body
Connection；
2 one end of positioning body is equipped with positioning outer circle, and positioning outer circle and the positioning of connector inner hole 71 are socketed, are limited by positioning body boss 21
Position；
It is fixedly connected between positioning body 2 and crosshead 1 by screw 4, screw 4 passes through the interior of the inner hole of positioning body 2 and crosshead 1
Screw hole connection.
In preferred scheme, connector is also threadedly coupled with locking nut 6, and locking nut 6 compresses 3 end face of outer nut；
Collision mat 5 is additionally provided between outer nut 3 and locking nut 6.
In preferred scheme, collision mat 5 is additionally provided between outer nut 3 and locking nut 6.
Embodiment 3:
Plunger method for dismounting attached drawing 3, Fig. 4, with the crank link mechanism of tool rotation grouting pump, connecting rod drives crosshead 1 to turn round
To midge position, 8 sealing group of plunger is unclamped.The threaded connection for unclamping locking nut 6 and outer nut 3 and connector 7, continues to rotate
Crank link mechanism makes connecting rod that crosshead 1 be driven to reach midge extreme position, and connector 7 and positioning body 2 have a gap at this time
Distance.With the threaded connection of tool separation connector 7 and plunger 8.Connector 7 is taken out, plunger 8 is finally taken out.Reinstall new plunger 8
It is primary disassembly inverse process, after installing plunger 8, compresses 8 sealing group of plunger.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as limitation of the invention, this hair
Bright protection scope should be with the technical solution of claim record, technical characteristic in the technical solution recorded including claim
Equivalents are protection scope.Equivalent replacement i.e. within this range is improved, also within protection scope of the present invention.
Claims (10)
1. a kind of connection structure of slip casting pump plunger and crosshead, it is characterized in that: including plunger (8), crosshead (1), plunger (8)
It is connect by connector (7) with crosshead (1), connector (7) is dismountable structure.
2. the connection structure of slip casting pump plunger and crosshead according to claim 1, it is characterized in that: crosshead (1) and positioning
Body (2) socket, outer nut (3) and crosshead (1) are socketed, and by the boss of positioning body (2) (21) axial limiting, outer nut (3)
It is threadedly coupled with connector (7), connector (7) is threadedly coupled with plunger (8).
3. the connection structure of slip casting pump plunger and crosshead according to claim 2, it is characterized in that: crosshead (1) is equipped with interior
Screw thread, positioning body (2) are equipped with external screw thread, and crosshead (1) is threadedly coupled with positioning body (2).
4. the connection structure of slip casting pump plunger and crosshead according to claim 2, it is characterized in that: positioning body (2) one end is set
There is positioning outer circle, positioning outer circle and connector inner hole (71) positioning are socketed, are limited by positioning body boss (21).
5. the connection structure of slip casting pump plunger and crosshead according to claim 2, it is characterized in that: positioning body (2) and cross
It is fixedly connected between head (1) by screw (4), screw (4) passes through the inner hole of positioning body (2) and the inner bolt hole of crosshead (1) connects
It connects.
6. the connection structure of slip casting pump plunger and crosshead according to claim 2, it is characterized in that: connector also with locking screw
Female (6) are threadedly coupled, and locking nut (6) compresses outer nut (3) end face.
7. the connection structure of slip casting pump plunger and crosshead according to claim 6, it is characterized in that: outer nut (3) and locking
Collision mat (5) are additionally provided between nut (6).
8. a kind of grouting pump, the crosshead (1) including plunger (8), for connecting driving device, plunger (8) are mounted in cylinder body,
Cylinder body is equipped with the fluid end for feed liquor and drain, it is characterized in that: plunger (8) is connected by connector (7) and crosshead (1)
It connects, connector (7) is dismountable structure；
Crosshead (1) and positioning body (2) are socketed, and outer nut (3) and crosshead (1) are socketed, and by the boss of positioning body (2) (21)
Axial limiting, outer nut (3) are threadedly coupled with connector (7), and connector (7) is threadedly coupled with plunger (8).
9. a kind of grouting pump according to claim 8, it is characterized in that: crosshead (1) is equipped with internal screw thread, positioning body (2) is equipped with
External screw thread, crosshead (1) are threadedly coupled with positioning body (2)；
Positioning body (2) one end is equipped with positioning outer circle, and positioning outer circle and connector inner hole (71) positioning are socketed, by positioning body boss
(21) it limits；
Be fixedly connected between positioning body (2) and crosshead (1) by screw (4), screw (4) pass through the inner hole of positioning body (2) with
The inner bolt hole of crosshead (1) connects.
10. a kind of grouting pump according to claim 8, it is characterized in that: connector is also threadedly coupled with locking nut (6), lock
Tight nut (6) compresses outer nut (3) end face；
Collision mat (5) are additionally provided between outer nut (3) and locking nut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811058801.8A CN109058062B (en) | 2018-09-11 | 2018-09-11 | The connection structure of grouting pump and plunger and crosshead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811058801.8A CN109058062B (en) | 2018-09-11 | 2018-09-11 | The connection structure of grouting pump and plunger and crosshead |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109058062A true CN109058062A (en) | 2018-12-21 |
| CN109058062B CN109058062B (en) | 2019-08-09 |
Family
ID=64760311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811058801.8A Active CN109058062B (en) | 2018-09-11 | 2018-09-11 | The connection structure of grouting pump and plunger and crosshead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109058062B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5246355A (en) * | 1992-07-10 | 1993-09-21 | Special Projects Manufacturing, Inc. | Well service pumping assembly |
| CN201209544Y (en) * | 2008-04-21 | 2009-03-18 | 大庆科美达采油成套设备有限公司 | High-efficiency pouring concentrative pump |
| CN203906205U (en) * | 2014-06-24 | 2014-10-29 | 天津市通洁高压泵制造有限公司 | Power end of high-pressure grouting pump |
| JP2016217149A (en) * | 2015-05-14 | 2016-12-22 | 株式会社丸山製作所 | Reciprocation pump |
-
2018
- 2018-09-11 CN CN201811058801.8A patent/CN109058062B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5246355A (en) * | 1992-07-10 | 1993-09-21 | Special Projects Manufacturing, Inc. | Well service pumping assembly |
| CN201209544Y (en) * | 2008-04-21 | 2009-03-18 | 大庆科美达采油成套设备有限公司 | High-efficiency pouring concentrative pump |
| CN203906205U (en) * | 2014-06-24 | 2014-10-29 | 天津市通洁高压泵制造有限公司 | Power end of high-pressure grouting pump |
| JP2016217149A (en) * | 2015-05-14 | 2016-12-22 | 株式会社丸山製作所 | Reciprocation pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109058062B (en) | 2019-08-09 |
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