Shell structure of explosion-proof encoder

Abstract

The utility model discloses a shell structure of an explosion-proof encoder, which comprises a protective barrel shell, and a connecting flange is welded on the left side of the outer wall of the protective barrel shell; a protection partition plate is welded to the left side in the protection barrel shell. A joint protection seat structure is supported at the upper end of the protection barrel shell; the right end of the protection barrel shell is connected with a disassembly and assembly maintenance cover structure, and the connector protection seat structure is characterized by comprising a positioning barrel, and the front side and the rear side of the interior of the positioning barrel are both in shaft connection with a first overturning shell and a second overturning shell; penetrating holes are formed in the upper sides of the interiors of the first overturning shell and the second overturning shell; fixing pieces are welded to the left sides and the right sides of the outer walls of the first overturning shell and the second overturning shell correspondingly. According to the utility model, through the arrangement of the joint protection seat structure, the wiring part is wrapped and protected, so that the comprehensiveness of protection is increased.

Description

Technical Field

[0001] The utility model belongs to the technical field of explosion-proof encoder protection, and in particular relates to a shell structure of an explosion-proof encoder. Background Art

[0002] An explosion-proof encoder is a sensor or measuring device used in hazardous environments, and its housing structure is a structural tool that is installed with the explosion-proof encoder and provides protection therewith. This effectively prevents the explosion-proof encoder from being damaged and affecting its use after installation in different environments. However, its wiring is exposed to the outside world, so the protection effect is not comprehensive and is easily damaged. The interior is sealed, and disassembly after damage is too complicated, affecting maintenance work. Summary of the invention

[0003] In order to solve the above technical problems, the utility model provides a shell structure of an explosion-proof encoder, which realizes the function of convenient operation of disassembly and maintenance of the enclosed part and protects the wiring part to increase the comprehensiveness of protection.

[0004] The technical solution is as follows: a shell structure of an explosion-proof encoder, including a protective cylinder shell, a connecting flange welded on the left side of the outer wall of the protective cylinder shell; a protective baffle welded on the left side of the inside of the protective cylinder shell; a joint protection seat structure supported by the upper end of the protective cylinder shell; a disassembly and assembly maintenance cover structure connected to the right end of the protective cylinder shell, characterized in that the joint protection seat structure includes a positioning cylinder, and the front and rear sides of the interior of the positioning cylinder are axially connected with a first flip shell and a second flip shell; an insertion hole is opened on the upper side of the interior of the first flip shell and the second flip shell; and fixing plates are welded on the left and right sides of the outer walls of the first flip shell and the second flip shell.

[0005] Preferably, the positioning cylinder is welded to the upper end of the protective cylinder shell and are interconnected.

[0006] Preferably, the first flip shell and the second flip shell are both movably supported on the positioning cylinder.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] In the utility model, the positioning tube, the first flip shell and the second flip shell are arranged to wrap and protect the wiring part, thus increasing the comprehensiveness of the protection.

[0009] In the utility model, the setting of the fixing sheet is used to fix the movable first flip shell and the second flip shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model.

[0011] Figure 2It is a structural schematic diagram of the joint protection seat structure of the utility model.

[0012] Figure 3 It is a structural schematic diagram of the disassembly and assembly maintenance cover structure of the utility model.

[0013] Figures 1 to 3 middle:

[0014] 1. Protective cylinder shell; 2. Connecting flange; 3. Protective baffle; 4. Joint protection seat structure; 41. Positioning cylinder; 42. First flip shell; 43. Second flip shell; 44. Insertion hole; 45. Fixing plate; 5. Disassembly and assembly maintenance cover structure; 51. Sealing cover; 52. Protective seat; 53. Observation mirror; 54. Operating column. DETAILED DESCRIPTION

[0015] The utility model is further described below in conjunction with the accompanying drawings:

[0016] As attached Figure 1 As shown, the shell structure of an explosion-proof encoder described in the utility model includes a protective cylinder shell 1, a connecting flange 2 is welded on the left side of the outer wall of the protective cylinder shell 1; a protective partition 3 is welded on the left side inside the protective cylinder shell 1; a joint protection seat structure 4 is supported at the upper end of the protective cylinder shell 1; and a disassembly and assembly maintenance cover structure 5 is connected to the right end of the protective cylinder shell 1.

[0017] As attached Figure 2 As shown, in the above embodiment, specifically, the joint protection seat structure 4 includes a positioning cylinder 41, and the front and rear sides inside the positioning cylinder 41 are axially connected with the first flip shell 42 and the second flip shell 43; the upper sides inside the first flip shell 42 and the second flip shell 43 are provided with insertion holes 44; the left and right sides of the outer walls of the first flip shell 42 and the second flip shell 43 are welded with fixing plates 45; the first flip shell 42 and the second flip shell 43 are flipped upright and bolts are installed in the fixing plates 45 to complete the installation.

[0018] As attached Figure 3 As shown, in the above embodiment, specifically, the disassembly and assembly maintenance cover structure 5 includes a sealing cover 51, and a protective seat 52 is integrally provided at the left end of the sealing cover 51; an observation mirror 53 is embedded inside the sealing cover 51 and the protective seat 52; operating columns 54 are welded on the upper and lower sides of the right end of the sealing cover 51; the sealing cover 51 is operated to rotate the protective seat 52 into the protective cylinder shell 1 for installation.

[0019] In the above embodiment, specifically, the positioning cylinder 41 is welded to the upper end of the protective cylinder shell 1 and is interconnected.

[0020] In the above embodiment, specifically, the first flip shell 42 and the second flip shell 43 are both movably supported on the positioning tube 41 .

[0021] In the above embodiment, specifically, a plurality of fixing plates 45 are provided, and the fixing plates 45 are internally threadedly connected with bolts for fixing.

[0022] In the above embodiment, specifically, the protective seat 52 at the left end of the sealing cover 51 is threadedly connected to the right side inside the protective cylinder shell 1, so that the explosion-proof encoder inside the protective cylinder shell 1 can be easily disassembled for maintenance.

[0023] In the above embodiment, specifically, the observation mirror 53 is made of explosion-proof glass and is supported on the right side inside the protective cylinder shell 1 to facilitate observation of the internal situation for maintenance work.

[0024] How it works

[0025] The working principle of the utility model is as follows: when installing and protecting the explosion-proof encoder, the encoder bolts are installed on the protective partition 3 inside the protective cylinder shell 1 for fixing, and the wiring part is inserted into the clamping column in the positioning cylinder 41, and then the sealing cover 51 is operated to rotate the protective seat 52 into the protective cylinder shell 1 for installation. After installation, the protective cylinder shell 1 can be installed to the specified position through the connecting flange 2 bolts, and the output shaft of the encoder is connected to the specified equipment. After the connection is completed, the external equipment is connected to the wiring part inside the positioning cylinder 41, and then the first flip shell 42 and the second flip shell 43 are flipped upright and the bolts are installed in the fixing plate 45 to complete the installation and protection.

[0026] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A shell structure of an explosion-proof encoder, the shell structure of the explosion-proof encoder comprising a protective shell (1), a connecting flange (2) being welded to the left side of the outer wall of the protective shell (1); a protective baffle (3) being welded to the left side of the interior of the protective shell (1); a joint protection seat structure (4) being supported at the upper end of the protective shell (1); and a disassembly maintenance cover structure (5) being connected to the right end of the protective shell (1), characterized in that: The joint protection seat structure (4) comprises a positioning cylinder (41), wherein the first flip shell (42) and the second flip shell (43) are axially connected to the front and rear sides of the positioning cylinder (41); the upper sides of the first flip shell (42) and the second flip shell (43) are provided with insertion holes (44); and the left and right sides of the outer walls of the first flip shell (42) and the second flip shell (43) are welded with fixing plates (45).

2. The shell structure of the explosion-proof encoder according to claim 1, characterized in that: The disassembly and assembly maintenance cover structure (5) comprises a sealing cover (51), the left end of the sealing cover (51) being integrally provided with a protective seat (52); an observation mirror (53) being embedded inside the sealing cover (51) and the protective seat (52); and operating columns (54) being welded to both the upper and lower sides of the right end of the sealing cover (51).

3. The shell structure of the explosion-proof encoder according to claim 1, characterized in that: The positioning cylinder (41) is welded to the upper end of the protective cylinder shell (1) and is interconnected.

4. The shell structure of the explosion-proof encoder according to claim 1, characterized in that: The first flip shell (42) and the second flip shell (43) are both movably supported on the positioning cylinder (41).

5. The shell structure of the explosion-proof encoder according to claim 2, characterized in that: A plurality of the fixing plates (45) are provided, and the fixing plates (45) are internally threadedly connected with bolts for fixing.

6. The shell structure of the explosion-proof encoder according to claim 2, characterized in that: The protective seat (52) at the left end of the sealing cover (51) is threadedly connected to the right side inside the protective cylinder shell (1).

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