End cover sealing device convenient to maintain

Abstract

The utility model relates to an end cover sealing device convenient to maintain, which comprises a main body, an end cover and a connecting part for connecting the main body, and the end cover is used for sealing the main body; the connecting part comprises a first connecting part and a second connecting part; mounting grooves are embedded in the outer walls of the opposite ends of the main body and the end cover, and the outer walls of the mounting grooves are sleeved with sealing gaskets. On the basis of multiple sealing structures, the sealing structures can be adjusted according to different main equipment, and the application range is wide; aiming at a low-pressure / non-pressure sealing working environment, a quick disassembly structure is adopted for mounting and is matched with a sealing gasket for sealing, so that quick disassembly and assembly can be realized, and a worker can conveniently overhaul; and the sealing cap is arranged to protect the fastening screw and prevent the fastening screw from rusting to affect disassembly of the end cover, so that the use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of end cover sealing quick disassembly, in particular to an end cover sealing device which is easy to maintain. Background Art

[0002] Ports, motors, pipes, joints, accumulators, battery compartments or starter ends all need to be sealed with end covers. In actual use, there are high-pressure sealing environments and pressure-free sealing environments, as well as multiple sealing requirements such as dust and water resistance. Current end covers generally use screw-through assembly or internal and external thread rotation assembly, and cooperate with sealing gaskets and sealing rings to achieve sealing, thereby sealing ports, motors, pipes, etc.

[0003] The sealing structure of the end cover and the main body currently has the following defects:

[0004] 1. Use screw thread holes for fastening. After long-term use, the screws will rust and become unable to be disassembled, affecting maintenance efficiency;

[0005] 2. For the pressure-free / low-pressure sealing environment, screw assembly is still used, which is complicated to disassemble and repair, time-consuming and inefficient;

[0006] 3. The scope of application is small and it can only be used for the maintenance of a single main body seal, which is inconvenient to use. Utility Model Content

[0007] Technical problems to be solved by the utility model

[0008] It is fastened with screw threaded holes. After long-term use, the screws will rust and become unable to be disassembled, affecting the maintenance efficiency. For the pressure-free / low-pressure sealing environment, screw assembly is still adopted, and the disassembly and maintenance are complicated, time-consuming and inefficient. The scope of application is small, and it can only be applied to the maintenance of a single main body seal, which is inconvenient to use.

[0009] Technical solutions for solving technical problems

[0010] Further advantageous and in some cases inventive embodiments and developments of the invention are explained in the following description.

[0011] An end cover sealing device that is easy to maintain, comprising a main body and an end cover, and also comprising a connecting portion for connecting the main body, wherein the end cover is used to seal the main body;

[0012] The connecting portion includes a first connecting portion and a second connecting portion;

[0013] The outer walls of the main body and the end cover facing each other are both embedded with mounting grooves, and the outer walls of the mounting grooves are sleeved with sealing gaskets.

[0014] Preferably, the first connecting portion comprises:

[0015] A sealing groove, embedded in the inner edge of the top end of the main body;

[0016] A sealing protrusion, matched with the sealing groove, fixed to the lower end surface of the end cover;

[0017] a countersunk hole, disposed through the end cover;

[0018] A threaded hole, embedded in the top of the main body and corresponding to the countersunk hole;

[0019] A fastening screw passes through the countersunk hole and is assembled with the threaded hole.

[0020] Preferably, the countersunk holes, the fastening screws and the threaded holes have corresponding numbers and are all set to be a plurality.

[0021] Preferably, the first connecting portion further comprises a sealing cap disposed inside the countersunk hole and located above the fastening screw.

[0022] Preferably, the second connecting portion comprises:

[0023] A pressing plate is rotatably mounted with the end cover via a first bracket, and a locking protrusion is provided on a side wall of the pressing plate close to the end cover;

[0024] The pressure rod is rotatably mounted with the end cover through a second bracket, and the end of the pressure rod close to the pressure plate is arranged as an arc-shaped head.

[0025] Preferably, the side wall of the pressing plate close to the main body is provided with anti-skid rubber, and the pressing rod is embedded with an anti-skid groove away from the pressing plate.

[0026] Preferably, the number of the pressure plates, the pressure rods, the first brackets, and the second brackets corresponds.

[0027] Effect of utility model

[0028] 1. It has a multi-channel sealing structure, which can be adjusted according to different main equipment and has a wide range of applications;

[0029] 2. For low-pressure / no-pressure sealing working environment, the quick-disassembly structure is used for installation and sealing with sealing gaskets, which can achieve quick disassembly and installation, making it convenient for staff to carry out maintenance;

[0030] 3. A sealing cap is provided to protect the fastening screws and prevent them from rusting and affecting the removal of the end cover, which is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The following is a detailed description of the embodiments of the present invention according to the accompanying drawings. In the accompanying drawings:

[0032] Figure 1It is a structural view of the utility model;

[0033] Figure 2 This is a structural view of the hidden sealing gasket of the utility model;

[0034] Figure 3 It is a cross-sectional view of the utility model;

[0035] Figure 4 It is a structural view of the quick lock structure included in the utility model.

[0036] Description of Reference Numerals

[0037] 1. Main body; 1-1. Sealing groove; 101. Threaded hole; 2. End cover; 2-1. Sealing protrusion; 201. Countersunk hole; 202. Fastening screw; 203. Sealing cap; 3. Sealing gasket; 3-1. Mounting groove; 4. Pressure plate; 4-1. First bracket; 4-2. Locking protrusion; 4-3. Anti-slip rubber; 401. Pressure rod; 401-1. Second bracket; 401-2. Anti-slip groove; 401-3. Arc head. DETAILED DESCRIPTION

[0038] Hereinafter, an end cover sealing device that is easy to maintain, which is one embodiment of the present invention, will be described with reference to the accompanying drawings.

[0039] Please refer to Figure 1-Figure 4 As shown, an end cover sealing device that is easy to maintain includes a main body 1 and an end cover 2, and a connecting portion for connecting the main body 1;

[0040] The main body 1 includes a motor, pipes, joints, accumulators, battery compartments or starters;

[0041] The end cover 2 is used to seal the main body 1 to achieve dustproof, moisture-proof and sealing effects;

[0042] The connection part includes a first connection part and a second connection part, the first connection part is used to realize a working environment with high requirements for waterproof and moisture-proof sealing, and the second connection part is used to realize a working environment with low requirements for dustproof and quick-release sealing;

[0043] The first connection part includes:

[0044] The sealing groove 1-1 is embedded in the inner edge of the top end of the main body 1;

[0045] The sealing protrusion 2-1 matches the sealing groove 1-1 and is located at the lower part of the end cover 2 and fixedly connected to the end cover 2;

[0046] Specifically, the sealing protrusion 2-1 is set to be made of rubber material;

[0047] A countersunk hole 201 is provided through the end cover 2;

[0048] The threaded hole 101 is embedded in the top of the main body 1 and vertically corresponds to the countersunk hole 201;

[0049] The fastening screw 202 passes through the countersunk hole 201, the end cover 2 and the threaded hole 101 to complete the fastening of the main body 1 and the end cover 2;

[0050] Specifically, the number of the countersunk holes 201, the fastening screws 202, and the threaded holes 101 corresponds and are all set to be a plurality;

[0051] A sealing cap 203 is disposed inside the countersunk hole 201 and above the fastening screw 202;

[0052] Specifically, the sealing cap 203 is configured as a rubber body spliced ​​with a cylinder and an arc-shaped top;

[0053] More specifically, the sealing cap 203 is used to prevent moisture from entering the fastening screw 202 and the countersunk hole 201, thereby preventing the fastening screw 202 from being unable to be removed due to rust;

[0054] The second connection part includes:

[0055] The pressing plate 4 is rotatably mounted with the end cover 2 through the first bracket 4-1;

[0056] The side wall of the pressing plate 4 close to the main body 1 is provided with anti-slip rubber 4-3;

[0057] A locking protrusion 4-2 is provided at the top of the pressing plate 4 close to the side wall of the end cover 2;

[0058] The pressure rod 401 is rotatably mounted with the end cover 2 through the second bracket 401-1;

[0059] Specifically, one end of the pressure rod 401 is close to the locking protrusion 4-2 included in the pressure plate 4;

[0060] The pressure rod 401 is provided with an arc-shaped head 401 - 3 near the pressure plate 4;

[0061] Specifically, the arc head 401 - 3 is made of rubber material;

[0062] The outer wall of the end of the pressing rod 401 away from the pressing plate 4 is embedded with an anti-slip groove 401-2;

[0063] Specifically, the number of the pressing plate 4, the pressing rod 401, the first bracket 4-1, and the second bracket 401-1 corresponds and can be adjusted according to the use requirements;

[0064] During use, the staff moves the pressure rod 401 to the side where the arc-shaped head 401-3 is located on the locking protrusion 4-2 of the pressure plate 4 close to the end cover 2, places the end cover 2 on the main body 1, and moves the pressure rod 401 to the side where the arc-shaped head 401-3 is located on the locking protrusion 4-2 of the pressure plate 4 away from the end cover 2. The pressure rod 401 supports one end of the pressure plate 4. Based on the principle of leverage, under the limit of the first bracket 4-1, the other end of the pressure plate 4 is attached to the side wall of the main body 1 to complete the fixation;

[0065] The mounting groove 3-1 is provided on the outer wall of the end portion facing each other between the end cover 2 and the main body 1;

[0066] The sealing pad 3 is arranged in the anti-slip groove 401 - 2 .

[0067] Normally used status

[0068] The staff selects the appropriate connection part for installation according to the sealing requirements and the main body 1 equipment;

[0069] Quick disassembly and maintenance function

[0070] Operate the quick-disassembly structure and remove the sealing gasket 3 mounted on the outer wall of the main body 1 and the end cover 2, that is, separate the end cover 2 and the main body 1, so as to facilitate maintenance by the staff;

[0071] A sealing cap 203 is arranged in the countersunk hole 201, which can prevent moisture and dust from the fastening screw 202. In a working state with a long maintenance cycle, it can still ensure that the staff can disassemble the fastening screw 202, which is convenient for maintenance;

[0072] Sealing function

[0073] The sealing gasket 3 and the installation groove 3-1 are arranged to achieve initial sealing, and further sealing is achieved through the sealing protrusion 2-1, the sealing groove 1-1 and the sealing cap 203, thereby improving the sealing performance, reducing the number of maintenance times and reducing the use cost.

[0074] Compared with the prior art, the utility model has the following characteristics:

[0075] 1. It has a multi-channel sealing structure, which can be adjusted according to different main equipment and has a wide range of applications;

[0076] 2. For low-pressure / no-pressure sealing working environment, a quick-disassembly structure is used for installation and sealing with a sealing gasket 3, which can achieve quick disassembly and installation, making it convenient for staff to perform maintenance;

[0077] 3. A sealing cap 203 is provided to protect the fastening screw 202 and prevent the screw from rusting and affecting the disassembly of the end cover 2, which is convenient to use.

[0078] The present invention is not limited to the embodiment, and various modifications can be made without departing from the spirit of the present invention.

Claims

1. An end cover sealing device that is easy to maintain, comprising a main body (1) and an end cover (2), characterized in that: It also includes a connecting portion for connecting the main body (1), the end cover (2) is used to close the main body (1), and the connecting portion includes a first connecting portion and a second connecting portion; The first connecting portion includes: A sealing groove (1-1) is embedded in the inner edge of the top end of the main body (1); A sealing protrusion (2-1) matches the sealing groove (1-1) and is fixed to the lower end surface of the end cover (2); A countersunk hole (201) is provided through the end cover (2); A threaded hole (101) is embedded in the top of the main body (1) and corresponds to the countersunk hole (201); A fastening screw (202) passes through the countersunk hole (201) and is assembled with the threaded hole (101); A sealing cap (203) is arranged inside the countersunk hole (201) and located above the fastening screw (202); The second connecting portion includes: A pressing plate (4) is rotatably mounted with the end cover (2) via a first bracket (4-1), and a locking protrusion (4-2) is provided on a side wall of the pressing plate (4) close to the end cover (2); A pressure rod (401) is rotatably mounted with the end cover (2) via a second bracket (401-1), and an end of the pressure rod (401) close to the pressure plate (4) is provided as an arc-shaped head (401-3); The outer walls of the main body (1) and the end cover (2) facing each other are both embedded with a mounting groove (3-1), and the outer wall of the mounting groove (3-1) is sleeved with a sealing gasket (3).

2. The end cover sealing device that is easy to maintain according to claim 1, characterized in that: The sealing cap (203) is configured as a composite body of a cylinder and an arc-shaped top.

3. The end cover sealing device that is easy to maintain according to claim 2, characterized in that: The countersunk holes (201), the fastening screws (202), and the threaded holes (101) correspond in number and are all set to be a plurality.

4. The end cover sealing device that is easy to maintain according to claim 2, characterized in that: The first connecting portion further comprises a sealing cap (203) arranged inside the countersunk hole (201) and located above the fastening screw (202).

5. The end cover sealing device that is easy to maintain according to claim 1, characterized in that: One end of the pressure rod (401) is close to the locking protrusion (4-2) included in the pressure plate (4).

6. The end cover sealing device that is easy to maintain according to claim 5, characterized in that: The side wall of the pressing plate (4) close to the main body (1) is provided with anti-skid rubber (4-3), and the pressing rod (401) is embedded with an anti-skid groove (401-2) away from the pressing plate (4).

7. The end cover sealing device that is easy to maintain according to claim 5, characterized in that: The numbers of the pressing plate (4), the pressing rod (401), the first bracket (4-1), and the second bracket (401-1) correspond to each other.

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