CN220015461U - Well cementation pump plunger guard shield - Google Patents
Well cementation pump plunger guard shield Download PDFInfo
- Publication number
- CN220015461U CN220015461U CN202321295692.8U CN202321295692U CN220015461U CN 220015461 U CN220015461 U CN 220015461U CN 202321295692 U CN202321295692 U CN 202321295692U CN 220015461 U CN220015461 U CN 220015461U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- power end
- well cementation
- connecting device
- welding bolt
- 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
- 238000003466 welding Methods 0.000 claims abstract description 36
- 239000012530 fluid Substances 0.000 claims abstract description 8
- 230000035939 shock Effects 0.000 claims description 7
- 230000007935 neutral effect Effects 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
Abstract
The utility model provides a well cementation pump plunger shield which comprises a power end and a hydraulic end, wherein the plunger shield comprises a cover plate, a handle, a power end connecting device, a groove, a welding bolt and a nut, the handle is fixed on the upper surface of the cover plate, the power end connecting device is arranged on one side of the cover plate, one side of the cover plate can be connected with the power end through the power end connecting device, and the cover plate can swing by taking the power end connecting device as an axis; the other side of apron sets up the slot, and welding bolt fixes on the fluid end, and when the fluid end was arrived in the swing of the other side of apron, welding bolt can pass the slot, and the nut can cup joint welding bolt on, compresses tightly the other side of apron. The protective cover solves the problem of protecting the well cementation pump plunger, avoids the damage to the plunger when the metal part falls into the neutral position, and avoids potential safety hazards when the pump works. The design is simple and the cost is low.
Description
Technical Field
The utility model belongs to the technical field of well cementation pumps, and particularly relates to a well cementation pump plunger shield.
Background
Well cementing pumps are commonly used in well cementing and coiled tubing operations for oil and gas field operations.
The part between the power end and the hydraulic end of the well cementation pump is communicated up and down, so that the movement condition of the plunger can be conveniently observed, and the plunger packing and the power end sealing element can be conveniently maintained and replaced. However, in the maintenance process, metal objects fall off and collide with the plunger, the surface of the plunger is a spray welding coating, the surface roughness is high, and sealing failure can be caused after collision, so that pump working failure is caused; and if the pump is in operation, the plunger moves back and forth in a rapid horizontal straight line, if foreign matters fall onto the plunger, the foreign matters can collapse and fly, thereby causing potential safety hazards and injury to the human body during movement (hands or body parts contact the rapidly moving plunger). It is therefore desirable to design a plunger shroud that prevents foreign objects from falling.
Disclosure of Invention
The utility model aims to: in order to overcome the defects of the prior art, the utility model provides a well cementation pump plunger shield, which can solve the problem of potential safety hazards caused by falling of foreign matters and damage to a plunger to cause pump work failure and avoid falling of the foreign matters to cause collapse in work in a neutral area between a power end and a hydraulic end of a well cementation pump.
The technical scheme is as follows: the utility model provides a well cementation pump plunger shield which comprises a power end and a hydraulic end, wherein the plunger shield comprises a cover plate, a handle, a power end connecting device, a groove, a welding bolt and a nut, the handle is fixed on the upper surface of the cover plate, the power end connecting device is arranged on one side of the cover plate, one side of the cover plate can be connected with the power end through the power end connecting device, and the cover plate can swing by taking the power end connecting device as an axis; the other side of apron sets up the slot, and welding bolt fixes on the fluid end, and when the fluid end was arrived in the swing of the other side of apron, welding bolt can pass the slot, and the nut can cup joint welding bolt on, compresses tightly the other side of apron.
As a preferred, improved or specific embodiment:
the power end connecting device comprises a first shaft sleeve, a second shaft sleeve and a pin shaft, wherein the first shaft sleeve is fixed on one side of the cover plate, the second shaft sleeve is fixed on the power end, the two shaft sleeves are adjacently arranged, and the pin shaft simultaneously penetrates through the two shaft sleeves to connect one side of the cover plate with the power end.
Further, the first shaft sleeve, the second shaft sleeve and the pin shaft are uniformly provided with a plurality of groups on the same horizontal line.
The grooves, the welding bolts and the nuts are uniformly arranged in a plurality of groups on the same horizontal line.
The nut is an airfoil nut.
And a shock pad is sleeved on the welding bolt below the cover plate.
The beneficial effects are that: compared with the prior art, the utility model solves the problem of protecting the well cementation pump plunger, avoids the damage to the plunger when the metal part falls into the neutral position, and avoids potential safety hazards when the pump works. The design is simple and the cost is low.
Drawings
Fig. 1 is a schematic structural view (front view) of a well cementation pump plunger shield of the present utility model.
Fig. 2 is a schematic structural view (top view) of a well cementing pump plunger shroud of the present utility model.
Fig. 3 is a schematic structural view (perspective view) of a well cementation pump plunger shield of the present utility model.
Fig. 4 is a view showing a state of use (front view) of the plunger shield of the well cementation pump of the present utility model.
Fig. 5 is a view (top view) of the use of the well cementing pump plunger shield of the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Examples
The well cementation pump plunger shield comprises a power end and a hydraulic end, as shown in fig. 1, 2 and 3, the plunger shield comprises a cover plate 1, a handle 2, a power end connecting device 3, a groove 4, a welding bolt 5, a nut 6 and a shock pad 7, wherein the handle 2 is fixed on the upper surface of the cover plate 1, one side of the cover plate 1 is provided with the power end connecting device 3, the power end connecting device 3 can connect one side of the cover plate 1 with the power end, and the cover plate 1 can swing by taking the power end connecting device 3 as an axis; the other side of apron 1 sets up slot 4, and welding bolt 5 is fixed on the fluid end, and when the fluid end was arrived in the swing of the other side of apron 1, welding bolt 5 can pass slot 4, and nut 6 can cup joint on the welding bolt 5, compresses tightly the other side of apron 1. A shock pad 7 is sleeved on the welding bolt 5 below the cover plate 1. The grooves 4, the welding bolts 5 and the nuts 6 are uniformly arranged in a plurality of groups on the same horizontal line. The nut 6 is a wing nut.
The power end connecting device 3 comprises a first shaft sleeve 301, a second shaft sleeve 302 and a pin shaft 303, wherein the first shaft sleeve 301 is fixed on one side of the cover plate 1, the second shaft sleeve 302 is fixed on the power end, the two shaft sleeves are adjacently arranged, and the pin shaft 303 simultaneously penetrates through the two shaft sleeves to connect one side of the cover plate 1 with the power end. The first shaft sleeve 301, the second shaft sleeve 302 and the pin shaft 303 are uniformly arranged in a plurality of groups on the same horizontal line.
The state of use of the well cementation pump plunger shield is shown in fig. 4 and 5.
The concrete design and principle of the well cementation pump plunger shield are as follows:
(1) The cover plate 1 is made of steel materials, is rectangular, covers the power end and the neutral position of the hydraulic end, plays a role in protecting the plunger, and has a part of the front end close to the hydraulic end in a middle cutting groove (forming a groove 4) so as to facilitate the installation of the hydraulic end lubricating oil pipe;
(2) The handle 2 is made of steel materials and welded on the cover plate 1, so that the plunger cover plate 1 can be conveniently lifted when the plunger is observed to move and when parts are maintained and replaced;
(3) The sleeve is made of a plurality of groups of steel pipes, each group has 2 steel pipes (a first sleeve 301 and a second sleeve 302), the apertures are consistent, one is welded on the power end, and the other is welded on the cover plate 1.
(4) The pin 303 is made of steel materials, penetrates through the shaft sleeve, can fix the cover plate 1 on the power end, and enables the cover plate 1 to rotate around the pin 303, so that the opening and closing effect of the cover plate 1 is achieved.
(5) The welding bolt 5 is made of steel materials, one end of the welding bolt is welded at the front end of the hydraulic end (at a position close to the power end), the welding bolt corresponds to the groove 4 of the cover plate 1, and the groove 4 can pass through the welding bolt 5.
(6) The wing nuts 6 are made of steel materials, when the cover plate 1 is covered, the wing nuts 6 can be screwed on the welding bolts 5 to press the cover plate 1, so that vibration and noise are prevented when the well pump works.
(7) The shock pad 7 is made of soft materials such as rubber or nylon and is sleeved on the welding bolt 5, and plays a role in shock absorption when the cover plate 1 is put down, so that the cover plate 1 is prevented from being deformed due to collision between the cover plate 1 and the front end of the hydraulic end.
The installation and working processes are as follows:
firstly, welding a handle 2 on a cover plate 1;
secondly, welding one steel pipe of the plurality of groups of shaft sleeves on a power end, and welding the other steel pipe on the cover plate 1;
thirdly, a pin shaft 303 penetrates through two shaft sleeves on the cover plate 1 and the power end, so that the cover plate 1 is fixed on the power end and can rotate around the pin shaft 303;
fourthly, welding a welding bolt 5 at the front end of the hydraulic end and aligning with the groove 4 on the cover plate 1;
fifthly, sleeving a shock pad 7 on the welding bolt 5;
sixth, when the cover plate 1 is covered, the wing nuts 6 are screwed to the welding bolts 5 to press the cover plate 1.
Seventh, when maintenance or observation of the plunger is required, wing nuts 6 are loosened, and cover plate 1 is reversed upward to expose the neutral space.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The well cementation pump plunger shield comprises a power end and a hydraulic end, and is characterized by comprising a cover plate (1), a handle (2), a power end connecting device (3), a groove (4), a welding bolt (5) and a nut (6), wherein the handle (2) is fixed on the upper surface of the cover plate (1), the power end connecting device (3) is arranged on one side of the cover plate (1), the power end connecting device (3) can connect one side of the cover plate (1) with the power end, and the cover plate (1) can swing by taking the power end connecting device (3) as an axis; the other side of apron (1) sets up slot (4), and welding bolt (5) are fixed on the fluid end, and when the fluid end was arrived in the swing of the other side of apron (1), welding bolt (5) can pass slot (4), and nut (6) can cup joint on welding bolt (5), compresses tightly the other side of apron (1).
2. A well cementation pump plunger shield according to claim 1, characterized in that the power end connecting device (3) comprises a first shaft sleeve (301), a second shaft sleeve (302) and a pin shaft (303), the first shaft sleeve (301) is fixed on one side of the cover plate (1), the second shaft sleeve (302) is fixed on the power end, the two shaft sleeves are adjacently arranged, and the pin shaft (303) passes through the two shaft sleeves at the same time to connect one side of the cover plate (1) with the power end.
3. A well cementation pump plunger shield according to claim 2, wherein the first sleeve (301), the second sleeve (302) and the pin (303) are arranged in groups uniformly on the same horizontal line.
4. A well cementation pump plunger shield according to claim 1, characterized in that the grooves (4), the welding bolts (5) and the nuts (6) are arranged in several groups uniformly on the same horizontal line.
5. A well cementation pump plunger shield according to claim 1, wherein the nut (6) is a wing nut.
6. A well cementation pump plunger shield according to claim 1, characterized in that a shock pad (7) is also sleeved on the welding bolt (5) below the cover plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295692.8U CN220015461U (en) | 2023-05-25 | 2023-05-25 | Well cementation pump plunger guard shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295692.8U CN220015461U (en) | 2023-05-25 | 2023-05-25 | Well cementation pump plunger guard shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220015461U true CN220015461U (en) | 2023-11-14 |
Family
ID=88689120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321295692.8U Active CN220015461U (en) | 2023-05-25 | 2023-05-25 | Well cementation pump plunger guard shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220015461U (en) |
-
2023
- 2023-05-25 CN CN202321295692.8U patent/CN220015461U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |