CN220228224U

CN220228224U - Sealing flange for hydraulic station

Info

Publication number: CN220228224U
Application number: CN202321119353.4U
Authority: CN
Inventors: 金超; 李静
Original assignee: Qingdao Sanwei Automobile Equipment Co ltd
Current assignee: Qingdao Sanwei Automobile Equipment Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-12-22
Anticipated expiration: 2033-05-11

Abstract

The utility model relates to the technical field of hydraulic presses of hydraulic stations, and discloses a sealing flange for a hydraulic station, which comprises a lower plate-type flange and a mounting mechanism, wherein the mounting mechanism is arranged at the top of the lower plate-type flange; according to the utility model, through the matching arrangement of the lower plate flange and the mounting mechanism, the oil return of the hydraulic station of the hydraulic machine is ensured not to splash and overflow, the sealing effect during connecting pipelines can be improved, the pressure stabilizing work can be ensured, and the required effect is improved through the matching use of the grooves, the sealing rings and the raised ring sleeves when the lower plate flange is connected with the upper plate flange.

Description

Sealing flange for hydraulic station

Technical Field

The utility model relates to the technical field of hydraulic machines of hydraulic stations, in particular to a sealing flange for a hydraulic station.

Background

The hydraulic machine is a machine which is made according to the pascal principle and is used for transmitting energy to realize various processes by taking liquid as a working medium, and the hydraulic station is applicable to various hydraulic machines. Along with the progress of actual production, because the vibration that hydraulic machinery during operation produced is great, flange's bolt can slowly become flexible owing to the vibration, makes the clearance that produces between the flange, compresses tightly the power of O type sealing washer and reduces, sealing performance reduces, under the circumstances of great oil pressure, fluid leaks from the gap between the flange and goes out, causes hydraulic oil mass in the oil circuit to descend, and then causes the pressure and the decline of flow of hydraulic oil, and the pressure and the stroke of walking that output when making actuating mechanism action reduce, and the work piece quality that finally makes the hydraulic machinery dirt output is poor, and the defective percentage is high.

Aiming at the technical problems, for example, the publication number CN204372399U discloses a flange connecting device of a hydraulic mechanical oil circuit system, and the main flange connector is inserted into the auxiliary flange connector, so that the sealing performance is improved, the flange plates can be aligned without centering when the main flange connector is connected with the auxiliary flange connector, and the positioning is accurate and the installation is easy when the main flange connector is connected with the auxiliary flange connector;

however, when the hydraulic press returns oil rapidly, the oil of each pipeline is poured into the oil tank simultaneously, so that internal surge and splashing are serious, oil leakage and oil seepage are directly caused from the outer side of the oil return pipe, the use of equipment is affected, and electronic instruments are damaged by splashing of the oil, so that production stopping personnel of the equipment are stopped.

Disclosure of Invention

The utility model aims to provide a sealing flange for a hydraulic station, which has the advantages of splashing prevention and seepage prevention, not only avoids oil leakage, but also ensures the sealing effect of the sealing flange so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the sealing flange for the hydraulic station comprises a lower plate type flange and a mounting mechanism, wherein the mounting mechanism is arranged at the top of the lower plate type flange, and a groove in the mounting mechanism is formed in the top of the lower plate type flange;

still including sealing washer, upper plate flange, protruding snare, hydraulic line body and coupling assembling, the sealing washer is placed in the inside of recess, upper plate flange laminating is in the top of lower plate flange, protruding snare is installed in the bottom of upper plate flange, the hydraulic line body runs through and installs in the inner wall of upper plate flange, coupling assembling sets up in the top of lower plate flange.

Preferably, the connecting assembly comprises a hole groove module and a bolt, wherein the hole groove module is arranged above the lower plate type flange, and the bolt is arranged inside the hole groove module.

Preferably, the hole groove module comprises a threaded hole and a threaded blind hole, the threaded holes are respectively drilled on the periphery of the top of the upper plate type flange, the threaded blind holes are formed on the periphery of the top of the lower plate type flange, and the bolts are connected with the threaded holes and the internal threads of the threaded blind holes.

Preferably, the inner side of lower plate flange is provided with sealed depressurization mechanism, sealed depressurization mechanism includes insert subassembly, seal assembly, installation component and decompression subassembly, insert the subassembly setting in the bottom of hydraulic line body, seal assembly sets up in the outside of inserting the subassembly, installation component sets up in the inner wall of lower plate flange, decompression subassembly sets up in the bottom of installation component.

Preferably, the insertion assembly comprises a first connecting hopper and a connecting pipe, wherein the first connecting hopper is arranged at the bottom end of the hydraulic pipeline body, and the connecting pipe is communicated with the bottom end of the first connecting hopper.

Preferably, the sealing assembly comprises a sleeve plate and a sealing sleeve gasket, wherein the sleeve plate is arranged on the outer side of the connecting pipe, and the sealing sleeve gasket is arranged at the bottom end of the sleeve plate.

Preferably, the mounting assembly comprises a cannula and a fixed ring plate, the cannula is mounted on the inner wall of the lower plate flange, and the fixed ring plate is mounted on the lower portion of the inner wall of the cannula.

Preferably, the decompression assembly comprises a sealing groove and a second connecting bucket, wherein the sealing groove is formed in the top of the fixed ring plate, and the second connecting bucket is communicated with the bottom end of the fixed ring plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the matching arrangement of the lower plate flange and the mounting mechanism, the oil return of the hydraulic station of the hydraulic machine is ensured not to splash and overflow, the sealing effect during connecting pipelines can be improved, the pressure stabilizing work can be ensured, and the required effect is improved through the matching use of the grooves, the sealing rings and the raised ring sleeves when the lower plate flange is connected with the upper plate flange.

2. The utility model can improve connectivity, sealing effect and decompression effect by arranging the sealing decompression mechanism, and the decompression effect is improved by utilizing the first connecting hopper and the second connecting hopper to play a role in decompressing during reflux, and the sealing effect is improved by matching among the connecting pipe, the sleeve plate, the sealing sleeve gasket, the insertion pipe, the fixing ring plate and the sealing groove.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a raised snare structure of the present utility model;

FIG. 3 is a schematic diagram of a groove structure according to the present utility model;

fig. 4 is a schematic structural view of a second connecting bucket according to the present utility model.

In the figure: 1. a lower plate flange; 2. a mounting mechanism; 22. a groove; 23. a seal ring; 24. an upper plate flange; 25. the convex ring is sleeved; 26. a hydraulic line body; 27. a connection assembly; 271. a threaded hole; 272. a threaded blind hole; 273. a bolt; 3. a sealing depressurization mechanism; 31. a first connecting bucket; 32. a connecting pipe; 33. a sleeve plate; 34. a sealing sleeve gasket; 35. a cannula; 36. fixing the ring plate; 37. sealing grooves; 38. and a second connecting bucket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 4, the utility model provides a sealing flange for a hydraulic station, which comprises a lower plate flange 1 and a mounting mechanism 2, wherein the mounting mechanism 2 is arranged at the top of the lower plate flange 1, a groove 22 in the mounting mechanism 2 is arranged at the top of the lower plate flange 1, and the groove 22 is arranged to facilitate the placement of a sealing ring 23;

the hydraulic pipeline device further comprises a sealing ring 23, an upper plate flange 24, a raised ring sleeve 25, a hydraulic pipeline body 26 and a connecting component 27, wherein the sealing ring 23 is placed in the groove 22, the upper plate flange 24 is attached to the top of the lower plate flange 1, the raised ring sleeve 25 is arranged at the bottom of the upper plate flange 24, the hydraulic pipeline body 26 is installed on the inner wall of the upper plate flange 24 in a penetrating manner, and the connecting component 27 is arranged above the lower plate flange 1;

the sealing ring 23 cooperates with the extrusion of the raised ring sleeve 25 to perform sealing work, the upper plate flange 24 and the lower plate flange 1 are favorable for achieving connection and fastening, the hydraulic pipeline body 26 is favorable for flowing back of oil, and the connecting assembly 27 is favorable for achieving fastening and connecting.

Preferably, the connecting assembly 27 comprises a hole groove module and bolts 273, the hole groove module is arranged above the lower plate flange 1, the bolts 273 are arranged inside the hole groove module, the hole groove module is favorable for connecting the bolts 273, and the bolts 273 are favorable for fastening and connecting the lower plate flange 1 and the upper plate flange 24.

The hole groove module comprises a threaded hole 271 and a threaded blind hole 272, the threaded hole 271 is respectively drilled on the periphery of the top of the upper plate flange 24, the threaded blind hole 272 is formed on the periphery of the top of the lower plate flange 1, the bolt 273 is in threaded connection with the threaded hole 271 and the threaded blind hole 272, and the threaded hole 271 and the threaded blind hole 272 are used for facilitating the threads to enable the bolt 273 to be in the two.

During operation, the lower plate flange 1 is fully welded at the oil port at the top of the oil tank, and due to the adoption of the full welding mode, the condition that the overflow does not exist at the joint of the lower plate flange 1 and the oil tank at this time occurs, then the sealing ring 23 is placed in the groove 22, then the upper plate flange 24 is attached to the top of the lower plate flange 1, at this time, the protruding ring sleeve 25 is pressed tightly against the sealing ring 23, the sealing ring 23 tightly holds the hydraulic pipeline body 26, and then a plurality of bolts 273 sequentially penetrate through the threaded holes 271 and then extend to the inside of the hole and groove module.

Example 2

Further, the inboard of lower plate flange 1 is provided with sealed depressurization mechanism 3, sealed depressurization mechanism 3 includes insert the subassembly, seal assembly, installation component and decompression assembly, insert the subassembly setting in the bottom of hydraulic line body 26, seal assembly sets up in the outside of inserting the subassembly, installation component sets up in the inner wall of lower plate flange 1, decompression assembly sets up in the bottom of installation component, play auxiliary seal and the effect of connection through the setting of insert the subassembly, seal assembly, installation component and decompression assembly, the decompression effect when white giving you penguin still can reach the backward flow.

In addition, the insertion assembly includes a first connection bucket 31 and a connection pipe 32, the first connection bucket 31 is installed at the bottom end of the hydraulic line body 26, the connection pipe 32 is connected to the bottom end of the first connection bucket 31, and the backflow and the decompression are assisted by the first connection bucket 31 and the connection pipe 32.

In addition, the sealing assembly comprises a sleeve plate 33 and a sealing sleeve gasket 34, wherein the sleeve plate 33 is arranged on the outer side of the connecting pipe 32, the sealing sleeve gasket 34 is arranged at the bottom end of the sleeve plate 33, and the sleeve plate 33 and the sealing sleeve gasket 34 are matched with a fixing ring plate 36 and a sealing groove 37 to perform sealing operation when being connected.

In addition, the installation component includes intubate 35 and fixed circle board 36, and intubate 35 installs in the inner wall of lower plate flange 1, and fixed circle board 36 installs in the lower part of intubate 35 inner wall, and intubate 35 does benefit to and inserts inside the oil tank, and fixed circle board 36 is favorable to the seting up of seal groove 37.

In addition, the decompression assembly includes seal groove 37 and second connecting bucket 38, and seal groove 37 is seted up at the top of fixed round plate 36, and second connecting bucket 38 communicates in the bottom of fixed round plate 36, and seal groove 37 is convenient to cooperate and use with sealed sleeve pad 34, and second connecting bucket 38 plays supplementary depressurization effect when fluid backward flow is carried.

In operation, when the upper plate flange 24 is installed, the hydraulic pipeline body 26 drives the first connecting hopper 31 and the connecting pipe 32, and the sleeve plate 33 and the sealing sleeve gasket 34 to move downwards together until the sealing sleeve gasket 34 is positioned in the sealing groove 37, and the sleeve plate 33 is tightly attached to the fixed ring plate 36, so that sealing operation can be realized.

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

1. A sealing flange for a hydraulic station, characterized in that: the mounting mechanism (2) is arranged at the top of the lower plate flange (1), and a groove (22) in the mounting mechanism (2) is formed at the top of the lower plate flange (1);

the hydraulic pipeline connecting device is characterized by further comprising a sealing ring (23), an upper plate type flange (24), a raised ring sleeve (25), a hydraulic pipeline body (26) and a connecting assembly (27), wherein the sealing ring (23) is placed in the groove (22), the upper plate type flange (24) is attached to the top of the lower plate type flange (1), the raised ring sleeve (25) is arranged at the bottom of the upper plate type flange (24), the hydraulic pipeline body (26) is arranged on the inner wall of the upper plate type flange (24) in a penetrating mode, and the connecting assembly (27) is arranged above the lower plate type flange (1);

the inner side of the lower plate type flange (1) is provided with a sealing depressurization mechanism (3), the sealing depressurization mechanism (3) comprises an insertion component, a sealing component, a mounting component and a depressurization component, the insertion component is arranged at the bottom end of the hydraulic pipeline body (26), the sealing component is arranged at the outer side of the insertion component, the mounting component is arranged on the inner wall of the lower plate type flange (1), and the depressurization component is arranged at the bottom of the mounting component;

the insertion assembly comprises a first connecting hopper (31) and a connecting pipe (32), the first connecting hopper (31) is arranged at the bottom end of the hydraulic pipeline body (26), and the connecting pipe (32) is communicated with the bottom end of the first connecting hopper (31);

the sealing assembly comprises a sleeve plate (33) and a sealing sleeve gasket (34), wherein the sleeve plate (33) is arranged on the outer side of the connecting pipe (32), and the sealing sleeve gasket (34) is arranged at the bottom end of the sleeve plate (33);

the mounting assembly comprises an insertion pipe (35) and a fixing ring plate (36), the insertion pipe (35) is mounted on the inner wall of the lower plate flange (1), and the fixing ring plate (36) is mounted on the lower portion of the inner wall of the insertion pipe (35);

the decompression assembly comprises a sealing groove (37) and a second connecting hopper (38), wherein the sealing groove (37) is formed in the top of the fixed ring plate (36), and the second connecting hopper (38) is communicated with the bottom end of the fixed ring plate (36).

2. A sealing flange for a hydraulic station according to claim 1, characterized in that: the connecting assembly (27) comprises a hole groove module and bolts (273), the hole groove module is arranged above the lower plate type flange (1), and the bolts (273) are arranged inside the hole groove module.

3. A sealing flange for a hydraulic station according to claim 2, characterized in that: the hole groove module comprises a threaded hole (271) and a threaded blind hole (272), the threaded hole (271) is respectively drilled on the periphery of the top of the upper plate flange (24), the threaded blind hole (272) is formed on the periphery of the top of the lower plate flange (1), and the bolt (273) is in threaded connection with the threaded hole (271) and the threaded blind hole (272).