Pressure stabilizing device for crystallizer vibration servo hydraulic system medium

Abstract

The utility model discloses a pressure stabilizing device for a medium of a crystallizer vibration servo hydraulic system, which relates to the technical field of stabilizing devices and comprises a pressure reducing valve body, a pressure regulating valve, a pressure regulating valve, a pressure regulating valve, a pressure regulating valve, a pressure regulating valve, a pressure regulating valve and a pressure regulating valve, and is characterized in that the pressure regulating valve body is mounted in the middle of a pipeline in the crystallizer vibration servo hydraulic system; the connecting assemblies are used for fixing the pressure reducing valve body in the middle of a pipeline, the connecting assemblies are arranged at the liquid inlet end and the liquid outlet end of the pressure reducing valve body correspondingly, and each connecting assembly comprises connecting pipes fixedly arranged at the liquid inlet end and the liquid outlet end of the pressure reducing valve body correspondingly. According to the pressure stabilizing device for the medium of the crystallizer vibration servo hydraulic system, through the arrangement of the connecting assembly, when the pressure reducing valve body is installed in the middle of a pipeline in the crystallizer vibration servo hydraulic system, rapid connection between the pressure reducing valve body and the pipeline can be achieved, meanwhile, the pressure reducing valve body and the pipeline can be disassembled only by rotating the rotating ring in the reverse direction, and operation is convenient. And therefore, the mounting and dismounting efficiency of the pressure reducing valve body is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stable device technical field especially, it relates to pressure stabilizing device of crystallizer vibration servo hydraulic system medium. BACKGROUND

[0002] ‌Crystallizer vibration servo hydraulic system medium refers to the liquid or gas for transmitting energy and realizing control function in the system. In the hydraulic servo system, the medium is usually hydraulic oil, it as working medium, through the hydraulic pump, its pressure energy is converted into mechanical energy, drives the execution element such as hydraulic cylinder and motor work‌.

[0003] At present, the medium pressure stabilizing device in crystallizer vibration servo hydraulic system is mainly pressure reducing valve, is used to reduce the pressure of hydraulic system, ensures that each part of the system can work normally, especially in the occasion needing different pressure levels, pressure reducing valve can provide stable low pressure output.‌‌

[0004] But the existing pressure reducing valve installs in the pipeline of crystallizer vibration servo hydraulic system, still is connected with the pipeline through flange plate and bolt, leads to when installing and disassembling, it is more cumbersome, reduces work efficiency. In view of this, the present application proposes a pressure stabilizing device of crystallizer vibration servo hydraulic system medium. UTILITY MODEL CONTENTS

[0005] The utility model discloses pressure stabilizing device of crystallizer vibration servo hydraulic system medium, aims at solving the technical problem of more cumbersome installation and disassembly of pressure reducing valve in the background art.

[0006] In order to realize the above-mentioned purpose, the utility model has adopted the following technical scheme:

[0007] Pressure stabilizing device of crystallizer vibration servo hydraulic system medium, comprising:

[0008] Pressure reducing valve body, it is installed in the pipeline in crystallizer vibration servo hydraulic system and is used for adjusting the medium pressure in crystallizer vibration servo hydraulic system;

[0009] Connecting assembly, it is used for fixing pressure reducing valve body in the middle of pipeline, and connecting assembly is arranged respectively in the liquid inlet end and liquid outlet end of pressure reducing valve body, and the connecting assembly includes the connecting pipe that is fixed respectively in the liquid inlet end and liquid outlet end of pressure reducing valve body, and the annular connecting cavity and annular drive cavity that are respectively set up in the pipe body interior of connecting pipe, the inner wall of annular connecting cavity is slidably provided with mobile sleeve, and the end of mobile sleeve is provided with annular plug-in cavity corresponding to the pipeline, the connecting assembly further includes the rotating ring that is set up on the outer surface of connecting pipe and is used for driving mobile sleeve to stretch out outward.

[0010] In an preferred embodiment, the inner wall of the annular driving cavity is provided with a plurality of threaded columns extending into the annular connecting cavity, and the end of the moving sleeve is provided with a plurality of cylindrical threaded grooves threadedly connected with the outer surfaces of the threaded columns.

[0011] By providing the cylindrical threaded grooves, the moving sleeve can be automatically moved under the action of the cylindrical threaded grooves during the rotation of the threaded columns.

[0012] In an preferred embodiment, the end of the threaded column is fixedly provided with a toothed disc, the inner wall of the annular driving cavity is provided with an annular opening, and the inner wall of the annular opening is rotatably provided with an annular inner tooth ring through a bearing, and the plurality of toothed discs are mutually engaged with the annular inner tooth ring.

[0013] By providing the toothed disc and the annular inner tooth ring, the plurality of toothed discs can be simultaneously rotated during the rotation of the annular inner tooth ring, so as to simultaneously rotate the plurality of threaded columns.

[0014] In an preferred embodiment, the outer surface of the annular inner tooth ring is circumferentially fixedly provided with a plurality of mounting columns, and the ends of the mounting columns away from the annular inner tooth ring are fixedly connected with the inner surface of the rotating ring.

[0015] By providing the mounting column, the annular inner tooth ring can be rotated by rotating the rotating ring.

[0016] In an preferred embodiment, the end of the moving sleeve is circumferentially fixedly provided with a plurality of limiting blocks, and the inner wall of the annular connecting cavity is provided with a plurality of limiting grooves slidably connected with the outer surfaces of the limiting blocks.

[0017] By providing the limiting block, the stability of the moving sleeve during movement is effectively improved, and the moving sleeve can be prevented from being separated from the annular connecting cavity.

[0018] In an preferred embodiment, the annular plug-in cavity is provided with a sealing assembly, the sealing assembly comprises an annular inflatable air bag fixedly arranged on the inner wall of the annular plug-in cavity, and a sliding ring slidably arranged on the inner wall of the annular plug-in cavity, and the surface of the sliding ring is fixedly connected with the end of the annular inflatable air bag, and the inner portion of the annular inflatable air bag is circumferentially fixedly provided with a plurality of return springs.

[0019] By providing the sliding ring, the annular inflatable air bag can be extruded by the movement of the sliding ring, and the annular inflatable air bag can be easily reset under the action of the return spring.

[0020] In a preferred scheme, the sealing assembly further comprises a ring-shaped mounting groove opened in the inner wall of the front end of the ring-shaped plug-in cavity, and a ring-shaped inflatable air bag fixed to the inner wall of the ring-shaped mounting groove, and the surface of the ring-shaped inflatable air bag is provided with a communication pipe for communicating the ring-shaped inflatable air bag with the ring-shaped inflatable air bag.

[0021] By arranging the ring-shaped inflatable air bag, the inflation of the ring-shaped inflatable air bag can be realized when the ring-shaped inflatable air bag is extruded, so that the gap between the inner ring surface of the pipeline and the inner wall of the ring-shaped plug-in cavity is effectively sealed.

[0022] In a preferred scheme, the end of the inner wall of the connecting pipe is fixed with a ring-shaped sealing ring, and the outer ring surface of the ring-shaped sealing ring is in sliding connection with the inner surface of the moving sleeve.

[0023] By arranging the ring-shaped sealing ring, the gap between the connecting pipe and the inner ring surface of the moving sleeve can be effectively sealed.

[0024] As can be seen from the above, the pressure stabilizing device for the medium of the crystallizer vibration servo hydraulic system has the following technical effects.

[0025] Firstly, the connecting assembly is arranged, when the pressure reducing valve body is installed in the middle of the pipeline of the crystallizer vibration servo hydraulic system, the pressure reducing valve body and the pipeline can be quickly connected, and when disassembled, only the rotating ring needs to be reversely rotated, so that the efficiency of installation and disassembly of the pressure reducing valve body is effectively improved.

[0026] Secondly, the sealing assembly is arranged, during the outward movement of the moving sleeve, the pipeline gradually moves relative to the inner wall of the ring-shaped plug-in cavity, the gap between the inner ring surface of the pipeline and the inner wall of the ring-shaped plug-in cavity can be effectively sealed, and the leakage is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 The utility model provides a three -dimensional structure schematic diagram of pressure stabilizing device for the medium of crystallizer vibration servo hydraulic system.

[0028] Figure 2 The utility model provides a connecting assembly section structure schematic diagram of pressure stabilizing device for the medium of crystallizer vibration servo hydraulic system.

[0029] Figure 3 The utility model provides a three -dimensional structure schematic diagram of pressure stabilizing device for the medium of crystallizer vibration servo hydraulic system. Figure 2 The utility model provides a three -dimensional structure schematic diagram of pressure stabilizing device for the medium of crystallizer vibration servo hydraulic system.

[0030] Figure 4 The utility model provides a three -dimensional structure schematic diagram of pressure stabilizing device for the medium of crystallizer vibration servo hydraulic system.

[0031] DRAWINGS

[0032] 100, pressure reducing valve body;

[0033] 200, pipeline;

[0034] 300, connecting assembly; 301, connecting pipe; 302, annular connecting cavity; 303, annular driving cavity; 304, moving sleeve; 305, annular plug cavity; 306, rotating ring; 307, threaded column; 308, cylindrical threaded groove; 309, toothed disc; 3010, annular inner tooth ring; 3011, limiting block; 3012, limiting groove;

[0035] 400, sealing assembly; 401, annular inflatable air bag; 402, sliding ring; 403, reset spring; 404, annular inflatable air bag; 405, annular sealing ring. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0037] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the present application.

[0038] Referring to Figures 1 to 4 , the pressure stabilizing device of the crystallizer vibration servo hydraulic system medium, comprising:

[0039] The pressure reducing valve body 100 is installed in the pipeline 200 in the crystallizer vibration servo hydraulic system for adjusting the medium pressure in the crystallizer vibration servo hydraulic system;

[0040] The connecting assembly 300 is used to fix the pressure reducing valve body 100 in the middle of the pipeline 200. The connecting assembly 300 is respectively disposed at the liquid inlet end and the liquid outlet end of the pressure reducing valve body 100. The connecting assembly 300 includes a connecting pipe 301 respectively fixed at the liquid inlet end and the liquid outlet end of the pressure reducing valve body 100, and an annular connecting cavity 302 and an annular driving cavity 303 respectively opened in the body of the connecting pipe 301. A movable sleeve 304 is slidably disposed on the inner wall of the annular connecting cavity 302, and an annular insertion cavity 305 corresponding to the pipeline 200 is opened at the end of the movable sleeve 304. The connecting assembly 300 also includes a rotating ring 306 disposed on the outer surface of the connecting pipe 301 for driving the movable sleeve 304 to extend outward.

[0041] Reference Figure 2 and Figure 3 In a preferred embodiment, the inner wall of the annular drive cavity 303 is provided with a plurality of threaded posts 307 extending into the annular connecting cavity 302 in a circumferential array, and the end of the movable sleeve 304 is provided with a plurality of cylindrical threaded grooves 308 that are threadedly connected to the outer surfaces of the plurality of threaded posts 307 respectively.

[0042] Specifically, by setting the cylindrical threaded groove 308, the moving sleeve 304 can be automatically moved during the rotation of the threaded column 307 and under the action of the cylindrical threaded groove 308.

[0043] Reference Figure 3 and Figure 4 In a preferred embodiment, a toothed disc 309 is fixed at the end of the threaded column 307, and an annular opening is provided on the inner wall of the annular drive cavity 303. An annular inner toothed ring 3010 is rotatably provided on the inner wall of the annular opening through a bearing, and several toothed discs 309 mesh with the annular inner toothed ring 3010.

[0044] Specifically, by setting the toothed disc 309 and the annular internal toothed ring 3010, the annular internal toothed ring 3010 can drive several toothed discs 309 to rotate simultaneously during its rotation, thereby driving several threaded columns 307 to rotate simultaneously.

[0045] Reference Figure 3 and Figure 4 In a preferred embodiment, the outer ring surface of the annular internal toothed ring 3010 is provided with a plurality of mounting posts in a circumferential array, and the end of the mounting post away from the annular internal toothed ring 3010 is fixedly connected to the inner surface of the rotating ring 306.

[0046] Specifically, by setting the mounting column, the rotating ring 306 can drive the annular internal gear ring 3010 to rotate.

[0047] Reference Figure 2 and Figure 3In a preferred embodiment, the end outer surface of the mobile sleeve 304 is circumferentially provided with a plurality of limiting blocks 3011, and the inner wall of the annular connecting cavity 302 is provided with a plurality of limiting grooves 3012 respectively slidably connected with the outer surface of the limiting blocks 3011.

[0048] Specifically, by arranging the limiting blocks 3011, the stability of the mobile sleeve 304 during movement is effectively improved, and the mobile sleeve 304 can be prevented from being separated from the annular connecting cavity 302.

[0049] In the utility model, when the pressure reducing valve body 100 is installed in the middle of the pipeline 200 of the crystallizer vibration servo hydraulic system, the pressure reducing valve body 100 is first placed in the middle of the two pipelines 200, then the rotating ring 306 is rotated, the rotation of the rotating ring 306 drives the rotation of the annular inner gear ring 3010, the rotation of the annular inner gear ring 3010 drives the rotation of the plurality of toothed discs 309, thereby driving the simultaneous rotation of the plurality of threaded columns 307, the rotation of the threaded columns 307 drives the outward extension of the mobile sleeve 304 under the action of the cylindrical threaded groove 308, the annular plug-in cavity 305 on the mobile sleeve 304 is sleeved on the outer surface of the pipeline 200, and the pipeline 200 is plugged in the annular plug-in cavity 305, so that the quick connection of the pressure reducing valve body 100 and the pipeline 200 is realized, and when disassembled, the rotating ring 306 only needs to be reversely rotated, thereby effectively improving the installation and disassembly efficiency of the pressure reducing valve body 100.

[0050] Referring to Figure 2 and Figure 3 In a preferred embodiment, the inside of the annular plug-in cavity 305 is provided with a sealing assembly 400, the sealing assembly 400 comprises an annular inflatable air bag 401 fixedly arranged on the inner wall of the annular plug-in cavity 305, and a sliding ring 402 slidably arranged on the inner wall of the annular plug-in cavity 305, and the surface of the sliding ring 402 is fixedly connected with the end of the annular inflatable air bag 401, and the inside of the annular inflatable air bag 401 is circumferentially provided with a plurality of reset springs 403.

[0051] Specifically, by arranging the sliding ring 402, the annular inflatable air bag 401 can be extruded by the movement of the sliding ring 402, and the annular inflatable air bag 401 can be reset under the action of the reset spring 403.

[0052] Referring to Figure 2 and Figure 3 In a preferred embodiment, the sealing assembly 400 further comprises an annular mounting groove arranged on the inner wall of the front end of the annular plug-in cavity 305, and an annular expansion air bag 404 fixedly arranged on the inner wall of the annular mounting groove, and the surface of the annular inflatable air bag 401 is provided with a communication pipe for communicating the annular expansion air bag 404 with the annular inflatable air bag 401.

[0053] Specifically, by setting the annular inflation air bag 404, the inflation of the annular inflation air bag 404 can be realized when the annular inflation air bag 404 is extruded, so as to realize the effective sealing of the gap between the inner ring surface of the pipeline 200 and the inner wall of the annular plug-in cavity 305.

[0054] With reference to Figure 2 and Figure 3 In a preferred embodiment, the end of the inner wall of the connecting pipe 301 is fixedly provided with an annular sealing ring 405, and the outer ring surface of the annular sealing ring 405 is in sliding connection with the inner surface of the moving sleeve 304.

[0055] Specifically, by setting the annular sealing ring 405, the gap between the connecting pipe 301 and the inner ring surface of the moving sleeve 304 can be effectively sealed.

[0056] In the utility model, by setting the sealing assembly 400, during the outward movement of the moving sleeve 304, the pipeline 200 is relatively moved on the inner wall of the annular plug-in cavity 305 and extrudes the sliding ring 402, so that the sliding ring 402 extrudes the annular inflation air bag 401, the air in the annular inflation air bag 401 can enter the inside of the annular inflation air bag 404, the outer ring surface of the annular inflation air bag 404 is tightly contacted with the inner ring surface of the pipeline 200, and the effective sealing of the gap between the inner ring surface of the pipeline 200 and the inner wall of the annular plug-in cavity 305 is realized, so as to avoid the leakage.

[0057] Working principle: when the pressure reducing valve body 100 is installed in the middle of the pipeline 200 of the crystallizer vibration servo hydraulic system, the pressure reducing valve body 100 can be placed in the middle of the two pipelines 200 first, then the rotating ring 306 is rotated, the rotation of the rotating ring 306 drives the rotation of the annular inner tooth ring 3010, the rotation of the annular inner tooth ring 3010 drives the rotation of the plurality of toothed discs 309, thereby driving the simultaneous rotation of the plurality of threaded columns 307, the rotation of the threaded columns 307 drives the outward extension of the moving sleeve 304 under the action of the cylindrical threaded groove 308, the annular plug-in cavity 305 on the moving sleeve 304 is sleeved on the outer surface of the pipeline 200, the pipeline 200 is plugged in the annular plug-in cavity 305, thereby realizing the quick connection of the pressure reducing valve body 100 and the pipeline 200, and when disassembling, only the reverse rotation of the rotating ring 306 is needed, thereby effectively improving the installation and disassembly efficiency of the pressure reducing valve body 100, and in the process of the outward movement of the moving sleeve 304, the pipeline 200 is relatively moved on the inner wall of the annular plug-in cavity 305 and extrudes the sliding ring 402, thereby extruding the annular inflatable air bag 401 by the sliding ring 402, enabling the air in the annular inflatable air bag 401 to enter the inside of the annular expansion air bag 404, making the outer annular surface of the annular expansion air bag 404 abut against the inner annular surface of the pipeline 200, thereby realizing the effective sealing of the gap between the inner annular surface of the pipeline 200 and the inner wall of the annular plug-in cavity 305, and avoiding the leakage.

[0058] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. The replacement can be the replacement of part of the structure, device, method step, or the complete technical solution. According to the technical solution and the inventive concept of the present application, equivalent replacement or change should be covered in the protection scope of the present application.

Claims

1. A pressure stabilizing device for a medium of a crystallizer vibration servo hydraulic system, characterized by, The utility model relates to a pressure reducing valve body (100) is installed in the pipeline (200) of crystallizer vibration servo hydraulic system for adjusting the pressure of medium in crystallizer vibration servo hydraulic system, and the utility model relates to a connecting assembly (300) for fixing the pressure reducing valve body (100) in the middle of pipeline (200), and the connecting assembly (300) is arranged respectively at the liquid inlet end and liquid outlet end of pressure reducing valve body (100), the connecting assembly (300) includes the connecting pipe (301) fixed respectively at the liquid inlet end and liquid outlet end of pressure reducing valve body (100), and the annular connecting cavity (302) and annular drive cavity (303) are opened respectively in the pipe body inside of connecting pipe (301), the inner wall of annular connecting cavity (302) is slidably provided with mobile sleeve pipe (304), and the end of mobile sleeve pipe (304) is provided with annular plug-in cavity (305) corresponding with pipeline (200), the connecting assembly (300) further includes the rotating ring (306) for driving mobile sleeve pipe (304) to be stretched out outwardly and is arranged at the outer surface of connecting pipe (301). The inner wall of annular drive cavity (303) is circumferentially arranged with a plurality of screw columns (307) extending into the inside of annular connecting cavity (302), and the end of mobile sleeve pipe (304) is provided with a plurality of cylindrical thread grooves (308) threadedly connected with the outer surfaces of a plurality of screw columns (307) respectively. The end of screw column (307) is fixedly provided with a toothed disc (309), the inner wall of annular drive cavity (303) is provided with an annular opening, and the inner wall of annular opening is rotatably provided with an annular inner tooth ring (3010) through a bearing, a plurality of toothed discs (309) are all intermeshed with annular inner tooth ring (3010).

2. The crystallizer oscillation servo hydraulic system medium pressure stabilizing device according to claim 1, characterized in that, The outer ring face of annular inner tooth ring (3010) is circumferentially fixedly provided with a plurality of mounting columns, and the end, away from annular inner tooth ring (3010), of mounting column is fixedly connected with the inner surface of rotating ring (306).

3. The crystallizer oscillation servo hydraulic system medium pressure stabilizing device according to claim 2, characterized in that, The end outer surface of mobile sleeve pipe (304) is circumferentially fixedly provided with a plurality of limiting blocks (3011), and the inner wall of annular connecting cavity (302) is provided with a plurality of limiting grooves (3012) slidably connected with the outer surfaces of a plurality of limiting blocks (3011) respectively.

4. The crystallizer oscillation servo hydraulic system medium pressure stabilizing device according to claim 3, characterized in that, The inside of annular plug-in cavity (305) is provided with a sealing assembly (400), the sealing assembly (400) includes an annular inflatable air bag (401) fixedly provided on the inner wall of annular plug-in cavity (305), and a sliding ring (402) slidably provided on the inner wall of annular plug-in cavity (305), and the surface of sliding ring (402) is fixedly connected with the end of annular inflatable air bag (401), the inside of annular inflatable air bag (401) is circumferentially fixedly provided with a plurality of return springs (403).

5. The crystallizer oscillation servo hydraulic system medium pressure stabilizing device according to claim 1, characterized in that, ​ 6. The crystallizer oscillation servo hydraulic system medium pressure stabilizing device according to claim 1, characterized in that, ​ 7. The crystallizer oscillation servo hydraulic system medium pressure stabilizing device according to claim 6, characterized in that, The sealing assembly (400) further comprises a ring-shaped mounting groove formed in the inner wall of the front end of the ring-shaped plug cavity (305), and a ring-shaped inflation air bag (404) fixed to the inner wall of the ring-shaped mounting groove, and the surface of the ring-shaped inflation air bag (401) is provided with a communication pipe for communicating the ring-shaped inflation air bag (404) with the ring-shaped inflation air bag (401).

8. The crystallizer oscillation servo hydraulic system medium pressure stabilizing device according to claim 7, characterized in that, An end of the inner wall of the connecting pipe (301) is fixed with a ring-shaped sealing ring (405), and the outer ring surface of the ring-shaped sealing ring (405) is in sliding connection with the inner surface of the moving sleeve (304).

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