CN211039002U - Quick valve body and plunger pump for plunger pump of dismantling and equipment - Google Patents
Quick valve body and plunger pump for plunger pump of dismantling and equipment Download PDFInfo
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- CN211039002U CN211039002U CN201921725592.8U CN201921725592U CN211039002U CN 211039002 U CN211039002 U CN 211039002U CN 201921725592 U CN201921725592 U CN 201921725592U CN 211039002 U CN211039002 U CN 211039002U
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- plunger pump
- seat
- valve body
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Abstract
The utility model relates to a quick valve body for plunger pump of dismantling and equipment, include: the valve seat body comprises a spring seat and a connecting seat, a threaded hole is formed in the middle of the spring seat, and a unthreaded hole is formed in the middle of the connecting seat; the top of the guide claw is inserted into the threaded hole and is in threaded connection with the threaded hole; and the sealing element is pressed on the outer circumference of the connecting seat after thermal expansion. The utility model discloses a quick valve body for plunger pump of dismantling and equipment, because the disk seat body falls into two parts, the connecting seat of impressing after the sealing member passes through the thermal expansion, then connecting seat and spring holder pass through the equipment of guide claw top insert screw hole, have improved assembly efficiency, have realized the purpose of quick dismantlement and equipment, have reduced personnel's manipulation strength, have saved maintenance duration.
Description
Technical Field
The utility model relates to a plunger pump technical field, more specifically the valve body and plunger pump for plunger pump that relate to a dismantle fast and assemble that says so.
Background
The plunger pump is a non-bias, horizontal single-acting reciprocating pump, it uses motor or diesel engine as motive power, and realizes continuous operation through belt transmission or reducer transmission mode, and converts the rotary motion into the reciprocating motion of the plunger through crankshaft connecting rod mechanism, and its internal working medium is alternatively opened and closed in the high-pressure cavity through suction valve and discharge valve, so that the medium is converted into high-pressure fluid from normal pressure state; the output high-pressure medium can be continuously conveyed through control valve assemblies such as a high-pressure pipeline, a safety valve and a throttle valve. The application is wide, and the device is suitable for large-displacement and low-pressure conveying of slurry in the field of papermaking and pulping; in the environmental protection field, the device is suitable for high-pressure and long-distance delivery of sewage and low-concentration sludge; in the petroleum industry, the method is suitable for construction operations of oil field engineering such as acidification, well cementation, fracturing, well sealing and the like. However, the valve body is a quick-wear part of the plunger pump and is also a key working part, and when the device is operated, the valve body is worn quickly and is required to be replaced quickly in a short time.
The existing valve body structure is shown in fig. 1 and comprises a valve seat body 100, a sealing element 200 and a guide claw 300, wherein the valve seat body 100 and the guide claw 300 are split and are welded together through a friction welding process, the sealing element 200 is made of a polyurethane elastomer, and a special tool is required to be used for assembly during assembly and replacement, so that the existing valve body welding process is long in preparation period, large in deformation after welding and high in comprehensive manufacturing cost. Meanwhile, the replacement of the sealing element increases the labor intensity of people, prolongs the maintenance time and further influences the normal work of equipment.
Therefore, how to provide a valve body for a plunger pump that can be quickly disassembled and assembled to solve the above technical problems is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to provide a quick plunger pump valve body of dismantling and assembling has solved among the prior art because change difficulty, the time that the valve body structure leads to influence the technical problem of the normal work of equipment.
The utility model provides a pair of quick plunger pump valve body of dismantling and assembling, include:
the valve seat body comprises a spring seat and a connecting seat, a threaded hole is formed in the middle of the spring seat, and a unthreaded hole is formed in the middle of the connecting seat;
the top of the guide claw is inserted into the threaded hole and is in threaded connection with the threaded hole;
and the sealing element is pressed on the outer circumference of the connecting seat after thermal expansion.
According to the technical scheme, compare with prior art, the utility model provides a quick plunger pump valve body of dismantling and assembling, because the disk seat body falls into two parts, the connecting seat of impressing after the sealing member passes through the thermal expansion, then connecting seat and spring holder pass through the equipment of guide claw top plug-in screw hole, have improved assembly efficiency, have realized the purpose of quick dismantlement and equipment, have reduced personnel's manipulation strength, have saved maintenance duration.
Wherein the sealing element is immersed in water at 70-80 ℃ for 5-8min, and can be pressed into the outer circumference of the connecting seat, and the guide claw is screwed into the threaded hole through a wrench, so that the installation is convenient.
Preferably, the top of the spring seat is provided with a boss, the top of the connecting seat is provided with a groove matched with the boss, the spring seat and the connecting seat are conveniently positioned, respective threaded holes are guaranteed to be concentric, and then the top of the guide claw is conveniently and quickly installed.
Preferably, the edge of the connecting seat is provided with a chamfer, the chamfer of the upper edge of the connecting seat is larger than the chamfer value of the lower edge of the connecting seat, the sealing element is pressed in from the upper end of the connecting seat, and the sum of the diameter of the connecting seat and the double-side thickness of the sealing element is equal to the diameter value of the spring seat.
Preferably, the guide claw comprises a claw body and a stud which are integrally connected; the stud is matched with the threaded hole. Wherein, a plurality of claw pieces are arranged at the bottom of the claw body along the axis, and the screw thread on the stud is matched with the threaded hole.
Preferably, a blocking piece is arranged at the joint of the claw body and the stud, the top of the blocking piece is abutted against the bottom of the connecting seat, and the length of the stud screwed into the threaded hole is limited.
The utility model also provides a plunger pump, including above-mentioned valve body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a valve body in the prior art;
fig. 2 is a schematic structural diagram of a valve body for a plunger pump, which is provided by the present invention and can be disassembled and assembled quickly;
fig. 3 is a schematic structural diagram of a guiding claw of a valve body for a plunger pump, which is provided by the utility model and can be disassembled and assembled quickly.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The embodiment of the utility model discloses quick plunger pump valve body of dismantling and assembling has solved among the prior art because change difficulty, the time that the valve body structure leads to influence the technical problem of equipment normal work.
Referring to fig. 2, the utility model provides a quick plunger pump valve body of dismantling and assembling, include:
the valve seat comprises a valve seat body 100, wherein the valve seat body 100 comprises a spring seat 101 and a connecting seat 102, a threaded hole is formed in the middle of the spring seat 101, and a unthreaded hole is formed in the middle of the connecting seat 102;
the top of the guide claw 300 is inserted into the threaded hole and is in threaded connection with the threaded hole;
and the sealing element 200 is pressed on the outer circumference of the connecting seat 102 after the sealing element 200 is thermally expanded.
The utility model discloses a quick valve body for plunger pump of dismantling and equipment, because the disk seat body falls into two parts, the connecting seat of impressing after the sealing member passes through the thermal expansion, then connecting seat and spring holder pass through the equipment of guide claw top insert screw hole, have improved assembly efficiency, have realized the purpose of quick dismantlement and equipment, have reduced personnel's manipulation strength, have saved maintenance duration.
Wherein the sealing element is immersed in water at 70-80 ℃ for 5-8min, and can be pressed into the outer circumference of the connecting seat, and the guide claw is screwed into the threaded hole through a spanner, so that the installation is convenient.
The utility model provides an embodiment, spring holder 101 top has a boss, and connecting seat 102 top have with boss complex recess, make things convenient for spring holder and connecting seat location, guarantee that respective last screw hole is concentric, and then make things convenient for the guide claw top to install fast.
The edge of the connecting seat 102 is provided with a chamfer, the chamfer of the upper edge of the connecting seat is larger than the chamfer of the lower edge of the connecting seat, the sealing element 200 is pressed in from the upper end of the connecting seat 102, and the sum of the diameter of the connecting seat 102 and the thickness of the double single sides of the sealing element 200 is equal to the diameter of the spring seat 101.
Referring to fig. 3, the guiding claw 300 includes a claw body 301 and a stud 302 integrally connected; the stud 302 mates with a threaded hole. Wherein, a plurality of claw pieces are arranged at the bottom of the claw body along the axis, and the screw thread on the stud is matched with the threaded hole.
In another embodiment of the present invention, a stop piece 303 is disposed at the connection position of the claw 301 and the stud 302, and the top of the stop piece 303 abuts against the bottom of the connecting seat 102. Limiting the length of the threaded stud screwed into the threaded hole.
The utility model also provides a plunger pump, including above-mentioned valve body.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a quick valve body for plunger pump of dismantling and equipment which characterized in that includes:
the valve seat comprises a valve seat body (100), wherein the valve seat body (100) comprises a spring seat (101) and a connecting seat (102), a threaded hole is formed in the middle of the spring seat (101), and a unthreaded hole is formed in the middle of the connecting seat (102);
the top of the guide claw (300) is inserted into the threaded hole and is in threaded connection with the threaded hole;
and the sealing element (200) is pressed on the outer circumference of the connecting seat (102) after being thermally expanded.
2. A valve body for a quick-release and-assembly plunger pump according to claim 1, wherein the spring seat (101) has a boss at the top, and the connecting seat (102) has a recess at the top for engaging with the boss.
3. A valve body for a quick-release and-assemble plunger pump according to claim 1, wherein the connecting seat (102) edge has a chamfer, the upper edge chamfer is greater than the lower edge chamfer, the sealing member (200) is pressed in from the upper end of the connecting seat (102), and the sum of the diameter of the connecting seat (102) and twice the one-sided thickness of the sealing member (200) is equal to the diameter of the spring seat (101).
4. Valve body for a quick-disconnect and-assemble plunger pump according to claim 1, characterized in that the guiding claw (300) comprises an integrally connected claw body (301) and a stud (302); the stud (302) is matched with the threaded hole.
5. A valve body for a quick-disassembly and assembly plunger pump according to claim 4, characterized in that a stop piece (303) is arranged at the joint of the claw body (301) and the stud (302), and the top of the stop piece (303) is abutted against the bottom of the connecting seat (102).
6. A plunger pump comprising a quick-disconnect and-assemble valve body for a plunger pump according to any of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921725592.8U CN211039002U (en) | 2019-10-15 | 2019-10-15 | Quick valve body and plunger pump for plunger pump of dismantling and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921725592.8U CN211039002U (en) | 2019-10-15 | 2019-10-15 | Quick valve body and plunger pump for plunger pump of dismantling and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211039002U true CN211039002U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921725592.8U Active CN211039002U (en) | 2019-10-15 | 2019-10-15 | Quick valve body and plunger pump for plunger pump of dismantling and equipment |
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| CN (1) | CN211039002U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU209205U1 (en) * | 2021-12-07 | 2022-02-07 | ООО "Нефтемаш-Сервис" | VALVE-SEAT PLUG PUMP |
| CN115030893A (en) * | 2022-06-22 | 2022-09-09 | 烟台杰瑞石油装备技术有限公司 | Valve body and plunger pump |
-
2019
- 2019-10-15 CN CN201921725592.8U patent/CN211039002U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU209205U1 (en) * | 2021-12-07 | 2022-02-07 | ООО "Нефтемаш-Сервис" | VALVE-SEAT PLUG PUMP |
| CN115030893A (en) * | 2022-06-22 | 2022-09-09 | 烟台杰瑞石油装备技术有限公司 | Valve body and plunger pump |
| CN115030893B (en) * | 2022-06-22 | 2023-09-12 | 烟台杰瑞石油装备技术有限公司 | Valve body and plunger pump |
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