CN203438165U - Plunger mounting tool used for plunger pump - Google Patents
Plunger mounting tool used for plunger pump Download PDFInfo
- Publication number
- CN203438165U CN203438165U CN201320384363.0U CN201320384363U CN203438165U CN 203438165 U CN203438165 U CN 203438165U CN 201320384363 U CN201320384363 U CN 201320384363U CN 203438165 U CN203438165 U CN 203438165U
- Authority
- CN
- China
- Prior art keywords
- plunger
- screw mandrel
- fixed disk
- conical head
- torsion bar
- 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.)
- Expired - Lifetime
Links
- 238000006073 displacement reaction Methods 0.000 claims description 21
- 244000144985 peep Species 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims description 3
- 210000003128 head Anatomy 0.000 description 23
- 238000011900 installation process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 201000004569 Blindness Diseases 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Landscapes
- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a plunger mounting tool used for a plunger pump. The plunger mounting tool comprises a fixed disk fixed to a pump cavity of the plunger pump, a lead screw used for applying pushing force to a plunger, and a torsion bar used for rotating the lead screw, one end of the lead screw is connected with the torsion bar, the other end of the lead screw is connected with the fixed disk, and one end, away from the torsion bar, of the lead screw is further provided with a conical head used for directly pushing the plunger to move forward. An observation hole is further formed between the inner diameter and the outer diameter of the fixed disk. According to the plunger mounting tool used for the plunger pump, due to the fact that the conical head provided with a bearing is arranged, the lead screw makes contact with the conical head when the lead screw is rotated by the torsion bar, friction force generated when the lead screw makes contact with the conical head is greatly reduced under the action of rotation of the bearing, labor is saved, and the plunger will not be damaged. Besides, the plunger can be observed in real time due to the observation hole formed in the fixed disk, and it can be guaranteed that the plunger enters the pump cavity without deviation.
Description
Technical field
The utility model relates to plunger displacement pump field, more particularly, relates to a kind of plunger erecting tools for plunger displacement pump.
Background technology
Plunger displacement pump is an important device of field fracturing equipment, and it relies on plunger to move back and forth in cylinder body, makes the volume of seal operation cavity volume change to realize suction liquid, discharges liquid.The pump classes such as plunger displacement pump are in aspect extensive uses such as oil exploitation, shipbuilding, weight carriers.Plunger displacement pump needs plunger to be fit in pump chamber in servicing operations, the plunger erecting tools using at present comprises screw mandrel, torsion bar, fixed disk, fixed disk is fixed on the uncovered one end of plunger displacement pump pump chamber, and screw mandrel is arranged between torsion bar and fixed disk, and screw mandrel is connected with fixed disk by thread surface, by twisting torsion bar, screw mandrel is rotated relative to fixed disk, now, screw mandrel contacts with plunger, under the promotion of screw mandrel, plunger is fit in pump chamber, completes installation process.
Existing plunger erecting tools in use, easily produces larger frictional force, effort after the screw mandrel of rotation contacts with plunger, easily damage plunger or pump chamber, and owing to can not occurring space between fixed disk and pump chamber, therefore cannot observe the situation in pump chamber, installation process has certain blindness.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned plunger erecting tools of prior art in use, after contacting with plunger, the screw mandrel rotating produces larger frictional force, easily damage plunger or pump chamber seal, and cannot observe the situation in pump chamber, installation process has the defect of certain blindness, provide a kind of laborsaving, can guarantee the plungers pump plunger erecting tools that plunger translation moves ahead.
The utility model solves the technical scheme that its technical problem adopts: the above-mentioned plunger erecting tools for plunger displacement pump, comprise fixed disk on the pump chamber that is fixed on plunger displacement pump, for applying motive force to the screw mandrel of plunger and for rotating the torsion bar of described screw mandrel, described screw mandrel one end is connected with described torsion bar, the other end is connected with described fixed disk, and described screw mandrel is also provided with for directly promoting the conical head that plunger moves ahead away from one end of described torsion bar.
Plungers pump plunger erecting tools described in the utility model, wherein, described screw mandrel and described conical head interconnect coaxially, and between described screw mandrel and described conical head, are provided with for reducing the bearing of the frictional force producing between described screw mandrel and described conical head.
Plungers pump plunger erecting tools described in the utility model, wherein, on described conical head along described conical head axially offer dead eye, described dead eye to offer position corresponding with described position of bearings.
Plungers pump plunger erecting tools described in the utility model, wherein, described screw mandrel one end radially offers torsion bar hole along described screw mandrel, described torsion bar comprises the first sub bar and the second sub bar, described first sub bar one end is vertically welded on the middle part of described the second sub bar, the length of described the first sub bar is greater than the length of described the second sub bar, and described the first sub bar end inserts described torsion bar hole.
Plungers pump plunger erecting tools described in the utility model, wherein, described fixed disk ringwise, is provided with the screw thread matching with described screw mandrel exterior contour on its inner cylinder face, and described screw mandrel outside is provided with screw thread, is threaded connection with described fixed disk.
Plungers pump plunger erecting tools described in the utility model, wherein, is provided with the screw thread matching with pump chamber inner surface contour, and is threaded connection with described pump chamber on the external cylindrical surface of described fixed disk.
Plungers pump plunger erecting tools described in the utility model, wherein, radially offering for observing the peep hole of the situation in pump chamber along described fixed disk on described fixed disk.
Implement plungers pump plunger erecting tools of the present utility model, the conical head of being furnished with bearing by setting, when torsion bar rotary screw rod, screw mandrel no longer directly contacts with plunger, but contact with conical head, under the effect of rotating at bearing, greatly reduce screw mandrel and contact the frictional force producing with conical head, rapid operation not only, and can not make in plunger installation process frictional force excessive or skew occurs and damage plunger or pump chamber.In addition, the peep hole of offering on fixed disk, can be used for the motion conditions of plunger to carry out real-time observation, guarantees when plunger enters pump chamber not to be offset.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of a kind of plungers pump plunger erecting tools of the utility model preferred embodiment.
The specific embodiment
For technical characterictic of the present utility model, object and effect being had more clearly, understand, now contrast accompanying drawing and describe the specific embodiment of the present utility model in detail.
As shown in Figure 1, a kind of plunger erecting tools for plunger displacement pump that the utility model preferred embodiment provides comprise sealing be fixed on fixed disk 1 on the pump chamber Q of plunger displacement pump, for applying motive force to the screw mandrel 2 of plunger Z and for rotating the torsion bar 3 of described screw mandrel 2, described screw mandrel 2 one end are connected with described torsion bar 3, the other end is connected with described fixed disk 1, and described screw mandrel 2 is also provided with for directly promoting the conical head 4 that plunger Z moves ahead away from one end of described torsion bar 3.
Described fixed disk 1 ringwise, on its inner cylinder face, be provided with the screw thread matching with described screw mandrel 2 exterior contours, on described screw mandrel 2 outer surfaces, be also provided with screw thread, and be threaded connection with described fixed disk 1, on the external cylindrical surface of described fixed disk 1, be also provided with the screw thread matching with pump chamber Q inner wall shape, and be threaded connection with described pump chamber Q.Along described fixed disk 1 on described fixed disk 1, radially offer four orthogonal peep holes 11, described peep hole 11 has or not the situations such as skew occurs for observing pump chamber Q inner plunger Z, and be convenient to maintenance personnel and take, put fixed disk 1, in addition, can also alleviate the weight of fixed disk 1, save material.
Described screw mandrel 2 is cylindrical, on outer surface, be provided with the screw thread coordinating with the interior ring of fixed disk 1, described screw mandrel 2 one end radially offer torsion bar hole 21 radially along described screw mandrel 2, described screw mandrel 2 other ends are provided with columniform protruding 22, described protruding 22 diameters are less than described screw mandrel 2 diameters, and described protruding 22 for installing the cylindrical installation portion 42 of conical head 4.Preferably, described screw mandrel 2 can be selected major thread screw mandrel, only needs the screw thread of described fixed disk 1 its inner cylinder face also corresponding supporting, can accelerate the time of installing.
Described screw mandrel 2 one end radially offer torsion bar hole 21 along described screw mandrel, described torsion bar 3 comprises the first sub bar 31 and the second sub bar 32, described first sub bar 31 one end are vertically welded on the middle part of described the second sub bar 32, the length of described the first sub bar 31 is greater than the length of described the second sub bar 32, and described the first sub bar 31 ends insert described torsion bar hole 21.
Described conical head 4 comprises columniform installation portion 42 and conical promotion part 43, the columniform installation portion 42 of described conical head 4 interconnects coaxially with described screw mandrel 2, and between described conical head 4 and described screw mandrel 2, is also provided with for reducing the bearing 5 of the frictional force producing between described screw mandrel 2 and described conical head 4.On the conical promotion part 43 of described conical head 4 along described conical head 4 axially offer two dead eyes 41, described dead eye 41 offer position with described in to hold axle 5 positions corresponding.Described dead eye 41 is for changing bearing 5, and, when pushing screw mandrel 2 with conical head 4 aside, bearing 5 is fitted in conical head 4, with stickers such as screwdrivers, inserts described dead eye 41, knocks sticker, and bearing 5 is pounded out, and replaceable type bearing 5.
When plungers pump plunger erecting tools uses, first fixed disk 1 is fixed on pump chamber Q, by torsion bar 3 twisting screw mandrels 2, screw mandrel 2 is rotated relative to fixed disk 1, screw mandrel 2 contacts with conical head 4, under the effect of rotating at bearing 5, greatly reduce screw mandrel 2 and contact the frictional force producing with conical head 4, so that can not damage plunger Z or pump chamber Q, now, by four peep holes 11 offering on fixed disk 1, can observe the inner case of pump chamber Q, guarantee when plunger Z enters pump chamber Q not to be offset.Under the promotion of conical head 4, make smooth and easy, safe being fit in pump chamber Q of plunger Z, complete installation process.
Described plungers pump plunger erecting tools only need carry out the adjustment of corresponding size to fixed disk 1 and conical head 4 according to the size of plunger displacement pump pump chamber Q, can be applicable to the installation process of various plunger displacement pumps.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not departing from the scope situation that the utility model aim and claim protect, also can make a lot of forms, within these all belong to protection of the present utility model.
Claims (7)
1. the plunger erecting tools for plunger displacement pump, comprise fixed disk (1) on the pump chamber (Q) that is fixed on plunger displacement pump, for applying motive force to the screw mandrel (2) of plunger (Z) and for rotating the torsion bar (3) of described screw mandrel (2), described screw mandrel (2) one end is connected with described torsion bar (3), the other end is connected with described fixed disk (1), it is characterized in that: described screw mandrel (2) is also provided with for directly promoting the conical head (4) that plunger (Z) moves ahead away from one end of described torsion bar (3).
2. the plunger erecting tools for plunger displacement pump according to claim 1, it is characterized in that, described screw mandrel (2) interconnects coaxially with described conical head (4), and between described screw mandrel (2) and described conical head (4), is provided with for reducing the bearing (5) of the frictional force producing between described screw mandrel (2) and described conical head (4).
3. the plunger erecting tools for plunger displacement pump according to claim 1 and 2, it is characterized in that, described conical head (4) upper along described conical head (4) axially offer dead eye (41), described dead eye (41) to offer position corresponding with described bearing (5) position.
4. the plunger erecting tools for plunger displacement pump according to claim 1, it is characterized in that, described screw mandrel (2) one end radially offers torsion bar hole (21) along described screw mandrel (2), described torsion bar (3) comprises the first sub bar (31) and the second sub bar (32), described the first sub bar (31) one end is vertically welded on the middle part of described the second sub bar (32), the length of described the first sub bar (31) is greater than the length of described the second sub bar (32), and described the first sub bar (31) end inserts described torsion bar hole (21).
5. the plunger erecting tools for plunger displacement pump according to claim 1, it is characterized in that, described fixed disk (1) ringwise, on its inner cylinder face, be provided with the screw thread matching with described screw mandrel (2) exterior contour, described screw mandrel (2) outside is provided with screw thread, is threaded connection with described fixed disk (1).
6. the plunger erecting tools for plunger displacement pump according to claim 1, is characterized in that, is provided with the screw thread matching with pump chamber (Q) inner surface contour on the external cylindrical surface of described fixed disk (1), and is threaded connection with described pump chamber (Q).
7. the plunger erecting tools for plunger displacement pump according to claim 1, is characterized in that, upper radially the offering for observing the peep hole (11) of the situation in pump chamber (Q) along described fixed disk (1) of described fixed disk (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320384363.0U CN203438165U (en) | 2013-06-28 | 2013-06-28 | Plunger mounting tool used for plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320384363.0U CN203438165U (en) | 2013-06-28 | 2013-06-28 | Plunger mounting tool used for plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203438165U true CN203438165U (en) | 2014-02-19 |
Family
ID=50089239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320384363.0U Expired - Lifetime CN203438165U (en) | 2013-06-28 | 2013-06-28 | Plunger mounting tool used for plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203438165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119282666A (en) * | 2024-12-16 | 2025-01-10 | 河南耿驰机械有限公司 | Assembly equipment for plunger pump |
-
2013
- 2013-06-28 CN CN201320384363.0U patent/CN203438165U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119282666A (en) * | 2024-12-16 | 2025-01-10 | 河南耿驰机械有限公司 | Assembly equipment for plunger pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105710829A (en) | Dowel detachment device | |
| CN204321976U (en) | Piston cooling nozzle assembly tooling | |
| CN203019302U (en) | Piston taking-out device | |
| CN203438165U (en) | Plunger mounting tool used for plunger pump | |
| CN203542523U (en) | Novel pumping unit crank pin bush extractor | |
| CN204094721U (en) | A kind of plunger assembling heads into device | |
| CN203807486U (en) | Novel leather piercing punch | |
| CN204195684U (en) | A kind of retaining ring extracting tool | |
| CN204252872U (en) | A kind of coal mine gallery drilling rig gyrator chuck | |
| CN204075285U (en) | A kind of fixture for boring machine of taper hole on processing parts | |
| CN204019455U (en) | A kind of pin removal | |
| CN203476272U (en) | Hydraulic jet flow continuous vibration unfreezing device | |
| CN203541965U (en) | Nitrogen spring detaching device | |
| CN204686807U (en) | A kind of needle bearing extracting tool | |
| CN207387021U (en) | Cylinder piston rod assembly tool and its component | |
| CN204308886U (en) | A kind of fluid-flywheel clutch provision for disengagement | |
| CN203622360U (en) | Ejection type bearing dismounting tool | |
| CN210232863U (en) | Annular oil cylinder shaft puller | |
| CN202684156U (en) | Tooling mould for drilling cylindrical workpiece with external threads | |
| CN208294478U (en) | A kind of cannula cavity cuts milling device | |
| CN206377020U (en) | A kind of plungers pump plunger | |
| CN206277341U (en) | A kind of oil pumping machine crank bushing puller | |
| CN206368869U (en) | A kind of big stroke aiding support | |
| CN202301266U (en) | Buffering hydraulic cylinder | |
| CN201827167U (en) | Anti-rotating cylinder with piston rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210202 Address after: 516000 No.1 Factory building, No.10 Yuanhui Road, Chenjiang street, Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee after: BAIQIN ENERGY TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: 518054 7th floor, Tianli central business square, Haide Third Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: PETRO-KING OILFIELD TECHNOLOGY Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |