CN210531607U - High-pressure fracturing pump sealing ring with stronger anti-extrusion capacity - Google Patents
High-pressure fracturing pump sealing ring with stronger anti-extrusion capacity Download PDFInfo
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- CN210531607U CN210531607U CN201921293835.5U CN201921293835U CN210531607U CN 210531607 U CN210531607 U CN 210531607U CN 201921293835 U CN201921293835 U CN 201921293835U CN 210531607 U CN210531607 U CN 210531607U
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- fracturing pump
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- annular base
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Abstract
The utility model discloses a high-pressure fracturing pump sealing washer that anti extrusion ability is stronger, including the annular base member, the top of annular base member is encircleed and is seted up flutedly, the top fixedly connected with top ring of annular base member, the position fixedly connected with of top ring bottom and corresponding recess rather than the trapezoidal piece of looks adaptation, the bottom of trapezoidal piece is run through the recess and is extended to its inside, evenly is provided with the lug on the inner wall of recess, the trapezoidal piece is close to lug one side and corresponds the draw-in groove of lug position set up rather than the looks adaptation. The utility model discloses an annular base member, recess, top circle, trapezoidal piece, lug, draw-in groove and foundation ring mutually support, have realized the effect that anti extrusion ability is stronger, have effectively avoided the sealing washer wearing and tearing to appear in the use, and the sealed effect of sealing washer has been guaranteed to the condition of fracture in the fracturing pump of having avoided appearing, thereby has improved the performance of fracturing pump, has improved the practicality of high-pressure fracturing pump sealing washer.
Description
Technical Field
The utility model relates to a sealing washer technical field specifically is a stronger high-pressure fracturing pump sealing washer of anti extrusion ability.
Background
The fracturing pump is used as important equipment for oil layer fracturing process, and can squeeze high-pressure and large-displacement fracturing fluid into oil layer, and after the oil layer is pressed into several fractures, the proppant is added to fill the fractures so as to raise the permeability of oil layer and increase the yield of oil-gas well. The plunger piston sealing ring is one of key parts and is also a main wearing part, and the normal implementation of the fracturing and acidizing operation is directly influenced by the quality of the sealing performance and the service life of the plunger piston sealing ring. At present, common high-pressure fracturing pump sealing washer resistance to compression anti extrusion ability is less than, in the use, leads to the sealing washer to appear wearing and tearing easily, the condition of fracture to influenced the sealed effect of sealing washer, caused revealing of fracturing fluid in the fracturing pump, greatly influenced the performance of fracturing pump, reduced the practicality of high-pressure fracturing pump sealing washer.
Disclosure of Invention
An object of the utility model is to provide a high-pressure fracturing pump sealing washer that anti extrusion ability is stronger possesses the stronger advantage of anti extrusion ability, has solved the problem that common high-pressure fracturing pump sealing washer anti extrusion ability is more weak.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high pressure fracturing pump sealing washer that anti extrusion ability is stronger, includes annular base member, annular base member's top is encircleed and is seted up flutedly, annular base member's top fixedly connected with top ring, the position fixedly connected with of top ring bottom and corresponding recess rather than the trapezoidal piece of looks adaptation, the bottom of trapezoidal piece is run through the recess and is extended to its inside, evenly be provided with the lug on the inner wall of recess, the trapezoidal piece is close to lug one side and just corresponds the draw-in groove of lug position set up rather than the looks adaptation, one side that the lug is close to the draw-in groove is run through the draw-in groove and is extended to its inside rather than inner wall contaction, annular base member's bottom fixedly connected.
Preferably, the annular substrate is made of a modified polytetrafluoroethylene material.
Preferably, the shape of the groove is trapezoidal.
Preferably, the bottom of the trapezoidal block is fixedly connected with a limiting block, and the surface of the limiting block is fixedly connected with the inner wall of the groove.
Preferably, the trapezoidal blocks and the bumps are both rubber material trapezoidal blocks and rubber material bumps.
Preferably, the bottom of the bottom ring is fixedly connected with a gasket, and the gasket is made of a polyether-ether-ketone material.
Preferably, the top ring and the bottom ring are both made of elastic materials.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses an annular base member, recess, top circle, trapezoidal piece, lug, draw-in groove and foundation ring mutually support, have realized the effect that anti extrusion ability is stronger, have effectively avoided the sealing washer wearing and tearing to appear in the use, and the sealed effect of sealing washer has been guaranteed to the condition of fracture in the fracturing pump of having avoided appearing, thereby has improved the performance of fracturing pump, has improved the practicality of high-pressure fracturing pump sealing washer.
2. The utility model discloses a set up the stopper, prevent that trapezoidal piece and lug from breaking away from each other, through setting up the gasket, effectively promoted the holistic vertical anti extrusion ability of sealing washer.
Drawings
FIG. 1 is a structural section view in elevation of the present invention;
FIG. 2 is an enlarged view of a portion of A in FIG. 1 according to the present invention;
fig. 3 is a structural sectional view of a top view of the present invention.
In the figure: 1 annular base member, 2 recesses, 3 top rings, 4 trapezoidal blocks, 5 lugs, 6 draw-in grooves, 7 end rings, 8 stopper, 9 gaskets.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a high pressure fracturing pump seal ring with stronger anti-extrusion capability comprises an annular base body 1, wherein the annular base body 1 is made of modified polytetrafluoroethylene material, the modified polytetrafluoroethylene has high corrosion resistance, stable physical properties, high and low temperature resistance and good sealing performance, the top of the annular base body 1 is surrounded with a groove 2, the groove 2 is trapezoidal, the top of the annular base body 1 is fixedly connected with a top ring 3, the bottom of the top ring 3 is fixedly connected with a trapezoidal block 4 matched with the groove 2 at a position corresponding to the position of the groove 2, the bottom of the trapezoidal block 4 penetrates through the groove 2 and extends into the groove, the bottom of the trapezoidal block 4 is fixedly connected with a limit block 8, the surface of the limit block 8 is fixedly connected with the inner wall of the groove 2, the trapezoidal block 4 is prevented from being separated from the convex block 5 by the arrangement of the limit block 8, the convex blocks 5 are uniformly arranged on, the trapezoidal block 4 and the bump 5 are made of rubber materials and are made of rubber materials, a clamping groove 6 matched with the trapezoidal block 4 is formed in the position, close to one side of the bump 5, corresponding to the bump 5, of the trapezoidal block 4, one side, close to the clamping groove 6, of the bump 5 penetrates through the clamping groove 6 and extends into the clamping groove to be mutually contacted with the inner wall of the clamping groove, through mutual matching of the bump 5 and the clamping groove 6, when a plunger moves, stress interference generated by movement of the plunger can be effectively eliminated, deformation is reduced, and the sealing failure phenomenon is avoided, the bottom of the annular base body 1 is fixedly connected with the bottom ring 7, the bottom of the bottom ring 7 is fixedly connected with the gasket 9, the gasket 9 is made of polyether-ether-ketone materials, the polyether-ether-ketone has rigidity and flexibility, particularly has outstanding fatigue resistance under alternating stress, through the arrangement of the gasket 9, the overall longitudinal anti-extrusion, through annular base member 1, recess 2, top ring 3, trapezoidal piece 4, lug 5, draw-in groove 6 and foundation ring 7 mutually support, realized the effect that anti extrusion ability is stronger, effectively avoided the sealing washer wearing and tearing to appear in the use, the sealed effect of sealing washer has been guaranteed to the condition of fracture, avoids appearing the condition that fracturing fluid revealed in the fracturing pump to improve the performance of fracturing pump, improved the practicality of high pressure fracturing pump sealing washer.
In summary, the following steps: this high-pressure fracturing pump sealing washer that anti extrusion ability is stronger mutually supports through annular base member 1, recess 2, top ring 3, trapezoidal piece 4, lug 5, draw-in groove 6 and foundation ring 7, has solved the problem that common high-pressure fracturing pump sealing washer anti extrusion effect is relatively weak.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a high pressure fracturing pump sealing washer that anti extrusion ability is stronger, includes annular base member (1), its characterized in that: the top of annular base member (1) is encircleed and is seted up recess (2), the top fixedly connected with top ring (3) of annular base member (1), top ring (3) bottom and position fixedly connected with that corresponds recess (2) rather than trapezoidal piece (4) of looks adaptation, recess (2) are run through and extend to its inside in the bottom of trapezoidal piece (4), evenly be provided with lug (5) on the inner wall of recess (2), trapezoidal piece (4) are close to lug (5) one side and correspond the position of lug (5) and set up draw-in groove (6) rather than the looks adaptation, draw-in groove (6) are run through and extend to its inside rather than inner wall in one side that lug (5) are close to draw-in groove (6), the bottom fixedly connected with end circle (7) of annular base member (1).
2. The high-pressure fracturing pump seal ring with higher anti-extrusion capacity according to claim 1, wherein: the annular substrate (1) is made of modified polytetrafluoroethylene materials.
3. The high-pressure fracturing pump seal ring with higher anti-extrusion capacity according to claim 1, wherein: the groove (2) is trapezoidal in shape.
4. The high-pressure fracturing pump seal ring with higher anti-extrusion capacity according to claim 1, wherein: the bottom fixedly connected with stopper (8) of trapezoidal piece (4), the surface of stopper (8) and the inner wall fixed connection of recess (2).
5. The high-pressure fracturing pump seal ring with higher anti-extrusion capacity according to claim 1, wherein: the trapezoidal blocks (4) and the lugs (5) are both rubber material trapezoidal blocks and rubber material lugs.
6. The high-pressure fracturing pump seal ring with higher anti-extrusion capacity according to claim 1, wherein: the bottom of the bottom ring (7) is fixedly connected with a gasket (9), and the gasket (9) is made of a polyether-ether-ketone material.
7. The high-pressure fracturing pump seal ring with higher anti-extrusion capacity according to claim 1, wherein: the top ring (3) and the bottom ring (7) are both made of elastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921293835.5U CN210531607U (en) | 2019-08-09 | 2019-08-09 | High-pressure fracturing pump sealing ring with stronger anti-extrusion capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921293835.5U CN210531607U (en) | 2019-08-09 | 2019-08-09 | High-pressure fracturing pump sealing ring with stronger anti-extrusion capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210531607U true CN210531607U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921293835.5U Active CN210531607U (en) | 2019-08-09 | 2019-08-09 | High-pressure fracturing pump sealing ring with stronger anti-extrusion capacity |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734825A (en) * | 2020-05-20 | 2020-10-02 | 上海巨乾工贸有限公司 | Constant pressure impels extrusion sealing ring |
| CN111981125A (en) * | 2020-08-11 | 2020-11-24 | 莱州市金城橡胶制品有限责任公司 | High-strength high-resilience low-temperature-resistant sealing ring and preparation method thereof |
-
2019
- 2019-08-09 CN CN201921293835.5U patent/CN210531607U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734825A (en) * | 2020-05-20 | 2020-10-02 | 上海巨乾工贸有限公司 | Constant pressure impels extrusion sealing ring |
| CN111981125A (en) * | 2020-08-11 | 2020-11-24 | 莱州市金城橡胶制品有限责任公司 | High-strength high-resilience low-temperature-resistant sealing ring and preparation method thereof |
| CN111981125B (en) * | 2020-08-11 | 2022-07-29 | 莱州市金城橡胶制品有限责任公司 | High-strength high-resilience low-temperature-resistant sealing ring and preparation method thereof |
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