CN212158736U

CN212158736U - Electrode protection device of electric contact liquid level meter for boiler

Info

Publication number: CN212158736U
Application number: CN202021223727.3U
Authority: CN
Inventors: 孙桂平; 宋立健; 孙立东; 姜柏龙; 郑铁龙; 高洪力; 姜伊嵩
Original assignee: Jilin L&h Measure And Control Co ltd
Current assignee: Jilin L&h Measure And Control Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2020-12-15
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses an electrical contact level gauge electrode protector for boiler, including electric contact level gauge graduated flask, electrode protector, upper portion connecting stud, head safety cover, support, cable protection box and electric contact level gauge drain pipe. The two groups of brackets are welded at the upper end and the lower end of the measuring cylinder of the electric contact liquid level meter; the upper parts of the two groups of brackets are connected with a corresponding number of electrode protection devices; a cable protection box is fixed on a drain pipe of the electric contact liquid level meter; the upper end of the measuring cylinder of the electric contact liquid level meter is connected with the end socket protective cover through a connecting bolt. This kind of protector has rain-proof dirt-proof function, can play the effect of protection personal safety, prevents that steam, water from directly splashing operating personnel on one's body, avoids meeting accident, has still improved the life and the security performance of electric contact level meter graduated cylinder simultaneously.

Description

Electrode protection device of electric contact liquid level meter for boiler

Technical Field

The utility model discloses an electric contact level gauge electrode protector is the improvement to traditional electric contact level gauge, belongs to boiler safety device.

Background

The existing electric contact liquid level meter has no protection device, and an electrode connecting wire and a connecting terminal are exposed outside, so that certain potential safety hazard exists. And the south is provided with a plurality of outdoor boilers, and when the boilers run and meet rainy weather, the protection effect on the wiring end of the electric contact liquid level meter cannot be realized.

Disclosure of Invention

The utility model aims at providing an electrical contact level gauge electrode protector for boiler to solve traditional electrical contact level gauge and do not have protector, electrode connecting wire and binding post expose outside, have certain potential safety hazard scheduling technical problem.

In order to achieve the above purpose, the technical solution adopted by the present invention is as follows:

an electrode protection device of an electric contact liquid level meter for a boiler comprises a measuring cylinder 1 of the electric contact liquid level meter, an electrode protection device 2, an upper connecting stud 3, a sealing head protection cover 4, a bracket 5, a cable protection box 6 and a drain pipe 7 of the electric contact liquid level meter; the bracket 5 adopts a U-shaped bracket, holes are formed in two sides of the top of the bracket 5, and the two groups of brackets 5 take U-shaped open ends as connecting points, are in a cross shape and are respectively welded at the upper end and the lower end of the electric contact liquid level meter measuring cylinder 1; the end socket protection cover 4 is of a disc structure, the electrode protection devices 2 are of a U-shaped groove structure, holes are drilled at the upper end and the lower end of each electrode protection device 2, the distance between the corresponding holes of the two groups of supports 5 and the holes of the electrode protection devices 2 is ensured to be the same, and the four electrode protection devices 2 are axially distributed and are connected and fixed with the corresponding supports 5 at the two ends through the holes and the upper connecting studs 3; the upper connecting stud 3 is welded at the top of the electric contact liquid level meter measuring cylinder 1, the head protection cover 4 is of a disc-shaped structure, a nut which can be matched with the upper connecting stud 3 is welded inside the head protection cover 4, the head protection cover 4 and the upper connecting stud 3 are connected and fixed in a clockwise rotating mode through the matched nut, at the moment, the upper portions of the four groups of electrode protection devices 2 are partially in the head protection cover 4, and the head protection cover 4 and the electrode protection devices 2 form an integrated protection device; a cable protection box 6 is fixed on a drain pipe 7 of the electric contact liquid level meter, and a connecting wire connected with an electrode of the electric contact measuring cylinder penetrates into the cable protection box.

And fixing nuts are welded on the inner walls of the holes on the two sides of the top of the support 5, the holes are concentric with the fixing nuts, and the upper connecting stud 3 is connected with the fixing nuts.

The cable protection box 6 adopts a disc structure.

The utility model discloses an advantage and positive effect: the traditional electric contact liquid level meter is changed to have no protection device; the protection device is additionally arranged on the electric contact measuring cylinder, the electrode connecting wire and the wiring terminal are prevented from being exposed outside, the rainproof and dustproof functions are achieved, the personal safety protection effect can be achieved, steam and water are prevented from directly splashing on the body of an operator, accidents are avoided, and meanwhile the service life and the safety performance of the electric contact liquid level meter measuring cylinder are also improved.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a cross-sectional view taken along direction E-E of FIG. 1;

FIG. 3-1 is a view from the B direction of FIG. 2;

fig. 3-2 is a side view of fig. 3-1.

FIG. 4 is a cross-sectional view taken along the direction F-F of FIG. 1;

fig. 5 is a cross-sectional view of the head protection cover of the present invention.

Numbering in the figures: 1. an electric contact liquid level meter measuring cylinder; 2. an electrode guard; 3. the upper part is connected with a stud; 4. a sealing head protective cover; 5. a support; 6. a cable protection box; 7. electric contact level gauge drain pipe.

Detailed Description

The utility model discloses a concrete structure is shown with reference to figure 1, an electric contact level gauge electrode protector for boiler, including electric contact level gauge graduated flask 1, electrode protector 2, upper portion connecting stud 3, head safety cover 4, support 5, cable protection box 6 and electric contact level gauge drain pipe 7. Referring to fig. 2, the bracket 5 is a U-shaped bracket, holes are formed in two sides of the top of the bracket 5, and the two groups of brackets 5 are cross-shaped with U-shaped open ends as connection points and are respectively welded at the upper end and the lower end of the electric contact liquid level meter measuring cylinder 1; the end socket protection cover 4 is of a disc structure, and nuts capable of being matched with the upper connecting studs 3 are processed inside the end socket protection cover 4. Referring to fig. 3-1 and 3-2, the electrode guards 2 are of a U-shaped groove structure, holes are drilled at the upper and lower ends of each electrode guard 2 to ensure that the distances between the corresponding holes of the two sets of supports 5 and the holes of the electrode guards 2 are the same, and the four electrode guards 2 are axially distributed and connected and fixed with the corresponding supports 5 at the two ends through the holes and the upper connecting studs 3; and an upper connecting stud 3 is welded at the top of the measuring cylinder 1 of the electric contact liquid level meter. Referring to fig. 5, the head protection cover 4 is of a disc-shaped structure, nuts capable of being matched with the upper connecting studs 3 are machined in the head protection cover 4, the head protection cover 4 and the upper connecting studs 3 are connected and fixed in a clockwise rotating mode through the matched nuts, the upper portions of the four groups of electrode protection devices 2 are partially in the head protection cover 4, and the head protection cover 4 and the 4 electrode protection devices 2 form an integrated protection device. Referring to fig. 1 and 4, a cable protection box 6 is fixed on a drain pipe 7 of the electric contact level gauge, and a connecting wire connected with an electrode of the electric contact measuring cylinder penetrates through the cable protection box.

As an embodiment of the connection between the support 5 and the electrode shield 2, fixing nuts are welded on the inner walls of the openings on the two sides of the top of the support 5, the openings are concentric with the fixing nuts, and the upper connecting stud 3 is connected with the fixing nuts.

As an example of the cable protective box 6, the cable protective box 6 may adopt a disc structure, as shown in fig. 4.

The utility model relates to a protector for large-scale thermal generator group boiler is with electric contact level gauge and manufacturing.

Claims

1. An electrode protection device of an electric contact liquid level meter for a boiler is characterized by comprising an electric contact liquid level meter measuring cylinder (1), an electrode protection device (2), an upper connecting stud (3), a sealing head protection cover (4), a bracket (5), a cable protection box (6) and an electric contact liquid level meter drain pipe (7); the bracket (5) adopts a U-shaped bracket, holes are formed in two sides of the top of the bracket (5), and the two groups of brackets (5) take U-shaped open ends as connecting points, are in a cross shape and are respectively welded at the upper end and the lower end of the electric contact liquid level meter measuring cylinder (1); the end socket protection covers (4) are of disc structures, the electrode protection devices (2) are of U-shaped groove structures, holes are drilled at the upper end and the lower end of each electrode protection device (2), the corresponding holes of the two groups of supports (5) are ensured to be the same with the hole intervals of the electrode protection devices (2), and the four electrode protection devices (2) are axially distributed and are connected and fixed with the corresponding supports (5) at the two ends through the holes and the upper connecting studs (3); the upper connecting stud (3) is welded at the top of the electric contact liquid level meter measuring cylinder (1), the end socket protection cover (4) adopts a disc-shaped structure, a nut which can be matched with the upper connecting stud (3) is welded in the end socket protection cover (4), the end socket protection cover (4) and the upper connecting stud (3) are connected and fixed in a clockwise rotating mode through the matched nut, at the moment, the upper portions of the four groups of electrode protection devices (2) have partial sizes in the end socket protection cover (4), and the end socket protection cover (4) and the electrode protection devices (2) form an integrated protection device; a cable protection box (6) is fixed on a drain pipe (7) of the electric contact liquid level meter, and a connecting wire connected with an electrode of the electric contact measuring cylinder penetrates into the cable protection box.

2. The electrode protector of the electric contact level gauge for the boiler according to claim 1, wherein the fixing nut is welded on the inner wall of the opening on both sides of the top of the bracket (5), the opening is concentric with the fixing nut, and the upper connecting stud (3) is connected with the fixing nut.

3. The electrode protector of the electric contact level meter for the boiler as claimed in claim 1, characterized in that the cable protection box (6) is of a disc structure.