CN211783760U

CN211783760U - Liquid nitrogen level gauge sealing device

Info

Publication number: CN211783760U
Application number: CN202020689148.1U
Authority: CN
Inventors: 董启保; 钱从亮; 张欢欢; 董超; 高京位
Original assignee: Henan Fred Instrument Co ltd
Current assignee: Henan Fred Instrument Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-10-27
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a liquid nitrogen level gauge sealing device, including the holding ware, the upper end of holding ware is provided with the baffle, set up the standing groove in the vertical direction of holding ware inboard, the upper end of standing groove is supported to the baffle, the lower extreme extends to the holding ware bottom, standing groove both sides inner wall edge has seted up the mounting groove, the mounting groove upper end is supported to the baffle, the lower extreme extends to the holding ware bottom, sliding fit installs transparent panel in the mounting groove, the inner wall of mounting groove is provided with the sealed pad, the lower port department at the standing groove is fitted and is installed the end cap, correspond with the standing groove inner wall on the end cap lateral wall and be provided with the sealing washer, the sealed pad that sets up on the mounting groove inner wall can have certain sealing action with transparent panel extrusion, end cap lateral wall sealing washer and standing groove inner wall extrusion sealing, the sealing washer on, can effectively prevent winged insects, dust and sand and water vapor from entering the container.

Description

Liquid nitrogen level gauge sealing device

Technical Field

The utility model relates to the field of mechanical equipment, more specifically say, it relates to a liquid nitrogen level gauge sealing device.

Background

The liquid nitrogen level gauge is an instrument for measuring the liquid nitrogen level in a container, sealing measures are not taken at two ends of a display panel of most of liquid nitrogen level gauges at present, only two cover plates are simply fixed by screws, rainwater and dust are enabled to easily enter a display cavity, the surface of a turnover piece is enabled to be wetted, the dust is adhered to the surface, the normal turnover of the turnover piece is affected, and due to the fact that sealing is not tight, winged insects and dust sand outside are enabled to easily enter the display panel, fungus is easy to breed in a moist steam environment, turnover of the turnover piece can be blocked for a long time, normal work of the magnetic turnover plate level gauge is affected, trouble is brought to production, and therefore the liquid nitrogen level gauge sealing device is designed to be necessary.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a liquid nitrogen level gauge sealing device, it can play sealed effect to placing the holding ware that turns over the board.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a sealing device of a liquid nitrogen liquid level meter comprises a container, wherein a baffle is arranged at the upper end of the container, a long strip-shaped placing groove used for placing a turning plate is arranged in the container in the vertical direction, the upper end of the placing groove is abutted to the baffle, the lower end of the placing groove extends to the bottom end of the container, mounting grooves are formed in the edges of the inner walls of the two sides of the placing groove, the upper end of each mounting groove extends to the baffle along the length direction of the inner wall of the corresponding placing groove, the lower end of each mounting groove extends to the bottom end of the container, a transparent panel is arranged in each mounting groove in a sliding fit mode, the length of each transparent panel is equal to the length of each mounting groove in the vertical direction;

the lower port of the placing groove is provided with a plug in a matching mode, a sealing ring is arranged on the side wall of the plug, and the inner wall of the placing groove is sealed with the sealing ring in an extruding mode.

Through the technical scheme, turn over the board setting in the standing groove, with transparent panel installation in the mounting groove, the sealed pad that sets up on the mounting groove inner wall can have certain sealed effect with transparent panel extrusion, and at the lower port installation end cap of standing groove, and the sealing washer of end cap lateral wall and standing groove inner wall extrusion seal, sealing washer and transparent panel lateral wall butt extrusion on the side wall on the end cap, whole structure leakproofness is good, can prevent effectively that winged insect, dust and sand and steam from getting into in the holding ware.

The utility model discloses further set up to: and a limiting plate parallel to the baffle is arranged above the plug in the placing groove, the distance from the bottom end of the container to the limiting plate is equal to the thickness of the plug, and the upper end of the plug is abutted to the baffle.

The setting of baffle can avoid the end cap to block up the inconvenient taking out of standing groove depths.

The utility model discloses further set up to: and a pull ring is arranged on the lower end face of the plug.

The setting up of pull ring is convenient will install the end cap in port under the standing groove and take out.

The utility model discloses further set up to: the bottom of the container is provided with a cover plate corresponding to the cross section of the container, and the cover plate is arranged at the bottom of the container in a matched mode through screws.

The lower end of the container can be further sealed by the arrangement, so that the sealing effect of the whole device is better, and the plug is effectively prevented from falling.

To sum up, the utility model discloses following beneficial effect has:

(1) the limiting plate parallel to the baffle is arranged above the plug in the placing groove, so that the distance from the bottom end of the container to the limiting plate is equal to the thickness of the plug, the upper end of the plug is abutted against the baffle, and the baffle is arranged to prevent the plug from being blocked to the deep part of the placing groove and being inconvenient to take out;

(2) the lower end face of the plug is provided with the pull ring, so that the plug arranged in the lower port of the placing groove can be taken out more conveniently;

(3) the cover plate corresponding to the cross section of the accommodating device is installed at the bottom end of the accommodating device, so that the cover plate is installed at the bottom end of the accommodating device through the cooperation of the screws, the low end of the accommodating device is further sealed, the sealing effect of the whole device is better, and the plug is effectively prevented from falling.

Drawings

Fig. 1 is a first overall schematic diagram of the present invention;

fig. 2 is a second overall schematic diagram of the present invention;

FIG. 3 is an exploded view of the structure of the container, the plug, and the cover plate;

fig. 4 is an enlarged view of a portion a in fig. 3.

Reference numerals: 1. a container; 2. a baffle plate; 3. a placement groove; 4. mounting grooves; 5. a transparent panel; 6. a gasket; 7. a plug; 8. a seal ring; 9. a limiting plate; 10. a pull ring; 11. and (7) a cover plate.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Example (b): a sealing device of a liquid nitrogen liquid level meter is used for sealing a container 1 of a turning plate for placing the liquid nitrogen liquid level meter. As shown in fig. 1 and 2, a baffle 2 is arranged at the upper end of a container 1, a long strip-shaped placing groove 3 for placing a turning plate is arranged in the vertical direction at the inner side of the container 1, the upper end of the placing groove 3 abuts against the baffle 2, the lower end of the placing groove extends to the bottom end of the container 1, referring to fig. 3, mounting grooves 4 are formed in the edges of the inner walls at two sides of the placing groove 3, the upper end of each mounting groove 4 extends to the lower end of the baffle 2 along the length direction of the inner wall of the placing groove 3 and extends to the bottom end of the container 1, a transparent panel 5 is installed in the mounting grooves 4 in a sliding fit manner, the length of the transparent panel 5 is equal to the length of the mounting grooves 4 in the vertical direction, a sealing gasket 6 is arranged; install end cap 7 in the cooperation of the lower port department of standing groove 3, correspond with 3 inner walls of standing groove on the lateral wall of end cap 7 and be provided with sealing washer 8, the inner wall and the sealing washer 8 extrusion seal of standing groove 3. Turn over the board setting in standing groove 3, install transparent panel 5 in mounting groove 4, the sealed pad 6 that sets up on the 4 inner walls of mounting groove can have certain sealed effect with the extrusion of transparent panel 5, and install end cap 7 at the lower port of standing groove 3, and the sealing washer 8 of end cap 7 lateral wall is sealed with the 3 inner walls extrusion of standing groove, sealing washer 8 and the 5 lateral wall butt extrusions of transparent panel on the lateral wall on the end cap 7, whole structure leakproofness is good, can effectively prevent winged insect, dust and sand and steam get into in the container 1.

Referring to fig. 3, in order to prevent the plug 7 from being blocked in the deep part of the placing groove 3 and being inconvenient to take out, a limiting plate 9 parallel to the baffle 2 is arranged above the plug 7 in the placing groove 3, the distance from the bottom end of the container 1 to the limiting plate 9 is equal to the thickness of the plug 7, and the upper end of the plug 7 is abutted to the baffle 2. In order to facilitate the removal of the plug 7 installed in the lower end of the placement groove 3, a pull ring 10 is provided on the lower end surface of the plug 7.

Referring to fig. 3, in order to prevent the plug 7 from falling, a cover plate 11 corresponding to the cross section of the bottom end of the container 1 is installed at the bottom end of the container 1, the cover plate 11 is installed at the bottom end of the container 1 through screw fitting, and the lower end of the container 1 can be further sealed through the screw fitting, so that the sealing effect of the whole device is better.

During the operation, install transparent panel 5 in mounting groove 4, the sealed pad 6 that sets up on the 4 inner walls of mounting groove can have certain sealed effect with the extrusion of transparent panel 5, and install end cap 7 at the lower port of standing groove 3, and the sealing washer 8 of end cap 7 lateral wall is sealed with the 3 inner walls extrusion of standing groove, sealing washer 8 and the 5 lateral walls butt extrusion of transparent panel on the lateral wall on the end cap 7, whole structure leakproofness is good, can prevent effectively that winged insect, dust and sand and steam from getting into in the holding ware 1.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The sealing device for the liquid nitrogen liquid level meter is characterized by comprising a container (1), wherein a baffle (2) is arranged at the upper end of the container (1), a long strip-shaped placing groove (3) used for placing a turning plate is arranged in the vertical direction of the inner side of the container (1), the upper end of the placing groove (3) is abutted to the baffle (2), the lower end of the placing groove (3) extends to the bottom end of the container (1), mounting grooves (4) are formed in the edges of the inner walls of the two sides of the placing groove (3), the upper end of each mounting groove (4) extends to the position of the baffle (2) along the length direction of the inner wall of the corresponding placing groove (3), the lower end of each mounting groove extends to the bottom end of the container (1), a transparent panel (5) is arranged in the mounting grooves (4) in a sliding fit manner, the length of the transparent panel (5) is equal to the, the side edge of the transparent panel (5) is sealed with a sealing gasket (6) in an extrusion way;

a plug (7) is installed at the lower port of the placing groove (3) in a matched mode, a sealing ring (8) is arranged on the side wall of the plug (7), and the inner wall of the placing groove (3) is sealed with the sealing ring (8) in an extruding mode.

2. The liquid nitrogen level gauge sealing device according to claim 1, wherein a limiting plate (9) parallel to the baffle (2) is arranged above the plug (7) in the placing groove (3), the distance from the bottom end of the container (1) to the limiting plate (9) is equal to the thickness of the plug (7), and the upper end of the plug (7) is abutted to the baffle (2).

3. The liquid nitrogen level gauge sealing device according to claim 1, characterized in that a pull ring (10) is provided on the lower end face of the stopper (7).

4. The liquid nitrogen level gauge sealing device according to claim 1, wherein a cover plate (11) corresponding to the cross section of the container (1) is installed at the bottom end of the container (1), and the cover plate (11) is installed at the bottom end of the container (1) through screw fitting.