CN218331016U - Buffering pressurization system of high-pressure hydraulic press - Google Patents
Buffering pressurization system of high-pressure hydraulic press Download PDFInfo
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- CN218331016U CN218331016U CN202222604743.2U CN202222604743U CN218331016U CN 218331016 U CN218331016 U CN 218331016U CN 202222604743 U CN202222604743 U CN 202222604743U CN 218331016 U CN218331016 U CN 218331016U
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Abstract
The utility model discloses a high pressure hydraulic press buffering turbocharging system relates to the technical field of assembly manufacturing steel pipe manufacturing trade, the utility model discloses aim at solving the complicated problem of current hydraulic system structure, the utility model discloses an including steel pipe booster, pressure boost valve body, the head is pushed away in advance to seal, for hydraulic pressure shuttle valve, the booster that seals in advance, B high-pressure pipeline, A high-pressure pipeline, C high-pressure pipeline, pressure testing steel pipe and sealing washer, the head one end is pushed away in advance to seal is installed the pressure testing steel pipe, install pressure testing steel pipe outer lane the sealing washer. In the process of pressure test and pressurization of the steel pipe, the problem of balance of internal and external pressures of the pre-sealing ring is solved, the problem that a supercharger is used for respective pressurization is also solved, a hydraulic system is replaced by a buffering pressurization system, the problems that the hydraulic system is high in cost and the synchronism of the internal and external pressure difference of the pre-sealing ring is poor are solved, and the cost is reduced.
Description
Technical Field
The utility model relates to a technical field of assembly manufacturing steel pipe manufacturing industry specifically is a high pressure hydraulic press buffering turbocharging system.
Background
At present, a high-pressure pump or a pressure cylinder is generally adopted in the high-pressure pressurization field of a steel pipe high-medium pressure hydrostatic testing machine for pressurization, but a sealing mode of a radial sealing ring is generally adopted, pressurization is respectively controlled by a supercharger, a buffering pressurization system is not adopted, the sealing ring is easy to damage, the processing requirement on the sealing ring is high, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, that is, the problems of the background art mentioned above, the present invention provides a buffering pressurization system for a high pressure hydraulic press, which includes a steel pipe pressurizer, a pressurization valve body, a pre-sealing pusher, a hydraulic shuttle valve, a pre-sealing pressurizer, a B high pressure pipeline, an a high pressure pipeline, a C high pressure pipeline, a pressure test steel pipe and a sealing ring, wherein the pressure test steel pipe is installed at one end of the pre-sealing pusher, the sealing ring is installed on the outer ring of the pressure test steel pipe, the upper part of the pre-sealing pusher is respectively communicated with the a high pressure pipeline and the C high pressure pipeline, the connecting end of the a high pressure pipeline and the C high pressure pipeline is communicated with the hydraulic shuttle valve, the other end of the hydraulic shuttle valve is communicated with the B high pressure pipeline, and the other end of the B high pressure pipeline is communicated with the pre-sealing pressurizer;
the other end of the pre-sealing push head is communicated with the steel pipe supercharger.
The utility model discloses a further set up to: a buffer pressurization system is formed by the steel pipe pressurizer, the pressurization valve body, the pre-sealing push head, the hydraulic shuttle valve, the pre-sealing pressurizer, the B high-pressure pipeline, the A high-pressure pipeline, the C high-pressure pipeline, the pressure test steel pipe and the sealing ring.
The utility model discloses a further set up to: the pressurization valve body adopts a standard shuttle valve.
The utility model has the advantages of: in the process of pressure test and pressurization of the steel pipe, the problem of balance of internal and external pressure of the pre-sealing ring is solved, the problem of different pressurization of a supercharger is also solved, a hydraulic system is replaced by a buffering pressurization system, the problems of high cost of the hydraulic system and poor synchronism of the internal and external pressure difference of the adjusting pre-sealing ring are solved, the cost is reduced, and the method is suitable for hydrostatic test procedures of high-medium-pressure small-diameter steel pipes, a pre-sealed radial-sealed hydrostatic test of the steel pipe, a pre-sealed pressurization mode and a mode of different pressurization of the internal pressurization of the steel pipe.
Drawings
Fig. 1 shows a schematic diagram of the present invention.
The device comprises a reference numeral 1, a steel pipe supercharger, 2, a supercharging valve body, 3, a pre-sealing pushing head, 4, a hydraulic shuttle valve, 5, a pre-sealing supercharger, 6, a B high-pressure pipeline, 7, an A high-pressure pipeline, 8, a C high-pressure pipeline, 9, a pressure test steel pipe, 10 and a sealing ring.
Detailed Description
A preferred embodiment of the present invention will be described with reference to fig. 1. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
The utility model provides a high pressure water press buffering pressurization system, when the high pressure steel pipe is tested, the pressure of the pre-sealing booster 5 is set to 4-6MPA, the produced high pressure water flows into the hydraulic shuttle valve 4 through the B high pressure pipeline 6, the high pressure water in the hydraulic shuttle valve 4 flows into the cavity of the sealing ring 10 of the pre-sealing pushing head 3 through the C high pressure pipeline 8, when the high pressure water flows into the cavity of the sealing ring 10, the sealing ring 10 is compressed to plug the pressure testing steel pipe 10, at the moment, the steel pipe booster 1 is started, after the high pressure water flows into the pressure testing steel pipe 9 through the booster valve body 2, the pressure rises gradually, when the pressure in the A high pressure pipeline 7 is higher than the pressure in the B high pressure pipeline 6, the middle valve core of the hydraulic shuttle valve 4 moves towards the direction of the B high pressure pipeline 6, thereby the inlet of the B high pressure pipeline 6 is plugged, high-pressure water generated by the steel pipe supercharger 1 enters a cavity of a sealing ring 10 of the pre-sealing pushing head 8 through a C port of the hydraulic shuttle valve 4 through a C high-pressure pipeline 8, so that the consistency of the internal and external pressure differences of the sealing ring 10 is realized, the buffering and supercharging effects are achieved, the sealing ring 10 is protected from one-way pressure, the purpose that the sealing ring 10 does not generate plastic deformation is achieved, the problem of internal and external pressure balance of the pre-sealing ring is solved, the problem of respective supercharging of a supercharger is also solved, a hydraulic system is replaced by the buffering and supercharging system, the problems that the hydraulic system is high in cost and the synchronism of the internal and external pressure differences of the pre-sealing ring is poor are solved, the cost is reduced, and the hydraulic test device is suitable for a hydrostatic test procedure of a high-medium-pressure small-diameter steel pipe, a pre-sealed radial-sealed steel pipe hydrostatic test, pre-sealing supercharging and a mode of respective supercharging of the internal pressurization of the steel pipe.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention, and particularly, various features shown in the various embodiments may be combined in any combination as long as there is no structural conflict. The present invention is not intended to be limited to the particular embodiments disclosed herein, but rather to include all embodiments falling within the scope of the appended claims.
In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (3)
1. The utility model provides a high pressure hydraulic press buffering turbocharging system, includes steel pipe booster (1), pressure boost valve body (2), seals in advance and pushes away head (3), shuttle valve (4) for hydraulic pressure, seals booster (5), B high-pressure line (6), A high-pressure line (7), C high-pressure line (8), pressure testing steel pipe (9) and sealing washer (10) in advance, its characterized in that: the device is characterized in that the pressure test steel pipe (9) is installed at one end of the pre-sealing push head (3), the sealing ring (10) is installed on the outer ring of the pressure test steel pipe (9), the upper portion of the pre-sealing push head (3) is respectively communicated with the A high-pressure pipeline (7) and the C high-pressure pipeline (8), the connecting end of the A high-pressure pipeline (7) and the C high-pressure pipeline (8) is communicated with the hydraulic shuttle valve (4), the other end of the hydraulic shuttle valve (4) is communicated with the B high-pressure pipeline (6), and the other end of the B high-pressure pipeline (6) is communicated with the pre-sealing supercharger (5);
the other end of the pre-sealing push head (3) is communicated with the steel pipe supercharger (1).
2. The system of claim 1, wherein the system comprises: a buffering pressurization system is formed by the steel pipe pressurizer (1), the pressurization valve body (2), the pre-sealing pushing head (3), the hydraulic shuttle valve (4), the pre-sealing pressurizer (5), the B high-pressure pipeline (6), the A high-pressure pipeline (7), the C high-pressure pipeline (8), the pressure test steel pipe (9) and the sealing ring (10).
3. The high-pressure hydraulic machine buffer pressurization system according to claim 1, characterized in that: the pressurization valve body (2) adopts a standard shuttle valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222604743.2U CN218331016U (en) | 2022-09-30 | 2022-09-30 | Buffering pressurization system of high-pressure hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222604743.2U CN218331016U (en) | 2022-09-30 | 2022-09-30 | Buffering pressurization system of high-pressure hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218331016U true CN218331016U (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222604743.2U Active CN218331016U (en) | 2022-09-30 | 2022-09-30 | Buffering pressurization system of high-pressure hydraulic press |
Country Status (1)
| Country | Link |
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| CN (1) | CN218331016U (en) |
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2022
- 2022-09-30 CN CN202222604743.2U patent/CN218331016U/en active Active
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