CN212509490U

CN212509490U - Quartz sensor sealing device

Info

Publication number: CN212509490U
Application number: CN202021050507.5U
Authority: CN
Inventors: 刘刚; 钱进
Original assignee: Nanjing Lijia Sensing Technology Co ltd
Current assignee: Nanjing Lijia Sensing Technology Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-02-09
Anticipated expiration: 2030-06-09

Abstract

A quartz sensor sealing device relates to the technical field of quartz sensor protection devices. It contains sealed body and sealed lid, the perpendicular fixed connection of sealed body is in sealed lid under the intermediate position, from last first standing groove and the second standing groove of having set gradually under to on the sealed body, the outside of being connected with sealed body under the sealed lid is provided with the third seal groove, the intermediate position of sealed lid is provided with the through-hole, the internally mounted of through-hole has flexible seal spare, and its structure is simple, and reasonable in design can effectually prevent that moisture content from entering into the inside of quartz sensor shell, keeps inside dry, ensures the operational environment of sensor, improves its life, simultaneously, can also effectually prevent the friction of signal line and through-hole, avoids the damage of signal line.

Description

Quartz sensor sealing device

Technical Field

The utility model relates to a quartz sensor protection device technical field, concretely relates to quartz sensor sealing device.

Background

A quartz sensor is a device that converts a weight signal into an electrical signal using the effect of a quartz crystal. Because the physical property of quartz is stable, the sensitivity can not change along with the time change, and the temperature drift is very small, accurate weighing can be realized no matter in a low-speed or high-speed state, and therefore, the quartz sensor is well applied in recent years.

In the use to current, bury underground below outdoor highway pitch because of the quartz sensor reality, belong to outdoor abominable operational environment, if sealed not good, inside water and moisture and the foreign matter entered into the sensor easily for a long time to influence the normal work of equipment, can lead to the damage of equipment under the serious condition.

Disclosure of Invention

An object of the utility model is to prior art's defect and not enough, provide a quartz sensor sealing device, its structure is simple, and reasonable in design can effectually prevent that moisture content from entering into quartz sensor shell's inside, keeps inside dry, ensures the operational environment of sensor, improves its life, simultaneously, can also effectually prevent the friction of signal line and through-hole, avoids the damage of signal line.

In order to achieve the above purpose, the utility model adopts the following technical scheme: it contains sealed body and sealed lid, the perpendicular fixed connection of sealed body is in sealed lid under the intermediate position, first standing groove and second standing groove have set gradually under to from last on the sealed body, be provided with the third seal groove with the outside of this body coupling under the sealed lid, the intermediate position of sealed lid is provided with the through-hole, the internally mounted of through-hole has flexible seal.

The outside of first standing groove and second standing groove all has cup jointed first sealed the pad.

And a second sealing gasket is arranged in the third sealing groove.

The flexible sealing element comprises an upper cap, a lower cap, a limiting column and a threading hole, wherein the limiting column is arranged in the middle position between the upper cap and the lower cap, and the threading hole penetrates through the upper cap, the lower cap and the limiting column respectively.

The inner diameter of the threading hole is the same as the outer diameter of the sensor signal wire.

The bottom of the sealing body is provided with a chamfer.

The thickness of the limiting column is the same as that of the sealing cover.

After the technical scheme is adopted, the utility model discloses beneficial effect does: its structure is simple, and reasonable in design can effectually prevent that moisture content from entering into the inside of quartz sensor shell, keeps inside dry, ensures the operational environment of sensor, improves its life, simultaneously, can also effectually prevent the friction of signal line and through-hole, avoids the damage of signal line.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural diagram of the position of a third sealing groove 21 in the present invention;

fig. 4 is a schematic structural diagram of the flexible sealing member 31 in the present invention;

fig. 5 is a schematic plan view of the flexible sealing member 31 according to the present invention.

Description of reference numerals: the sealing structure comprises a sealing body 1, a sealing cover 2, a first placing groove 11, a second placing groove 12, a third sealing groove 21, a through hole 3, a flexible sealing element 31, a first sealing gasket 4, a second sealing gasket 5, an upper cap 311, a lower cap 312, a limiting column 313, a threading hole 314 and a chamfer 13.

Detailed Description

Referring to fig. 1 to 5, the technical solution adopted by the present embodiment is: it contains sealed body 1 and sealed

lid

2, 1 vertical fixed connection of sealed body is in sealed lid 2 under the intermediate position, sealed body 1 is last to having set gradually first standing groove 11 and second standing groove 12 down, the outside that is connected with sealed body 1 under sealed lid 2 is provided with third seal groove 21, the intermediate position of sealed lid 2 is provided with through-hole 3, the internally mounted of through-hole 3 has flexible sealing member 31.

The outside of first standing groove 11 and second standing groove 12 all has cup jointed first sealed 4 that fills in the one end of quartz sensor shell with sealing body 1, and two first sealed inside that 4 can effectually prevent that moisture content from getting into the quartz sensor shell to keep the inside drying of quartz sensor shell, ensure the environment of quartz sensor operation.

The inside of third seal groove 21 is installed the second and is sealed 5, and when sealing body 1 filled in the one end of quartz sensor shell inside, sealed lid 2 was covered in the one end of quartz sensor shell, and the inside moisture content that can further prevent of second sealed 5 of filling up gets into it.

The flexible sealing element 31 comprises an upper cap 311, a lower cap 312, a limiting column 313 and a threading hole 314, the limiting column 313 is installed at the middle position between the upper cap 311 and the lower cap 312, the threading hole 314 penetrates through the upper cap 311, the lower cap 312 and the limiting column 313 respectively, the flexible sealing element 31 facilitates the penetration of a sensor signal line, and meanwhile, the sensor signal line can be protected from direct friction with the through hole 3, so that the sensor signal line can be effectively protected.

The inner diameter of the threading hole 314 is the same as the outer diameter of the sensor signal line, the flexible sealing element 31 protects the sensor signal line, the limiting column 313 is located inside the through hole 3, the upper cap 311 and the lower cap 312 are respectively located on the upper side and the lower side of the through hole 3, water can be effectively prevented from permeating from the through hole 3, the inner diameter of the threading hole 314 is the same as the outer diameter of the sensor signal line, and the threading hole 314 can be guaranteed to be tightly wrapped on the sensor signal line.

The bottom of the sealing body 1 is provided with a chamfer 13, so that the sealing body 1 can conveniently enter the quartz sensor shell.

The thickness of the limiting column 313 is the same as that of the sealing cover 2, so that the upper cap 311 and the lower cap 312 can be ensured to tightly wrap the sealing cover 2, and the infiltration of moisture is avoided.

The utility model discloses a theory of operation: the sealing body 1 is sequentially provided with a first placing groove 11 and a second placing groove 12 from top to bottom, the outer sides of the first placing groove 11 and the second placing groove 12 are both sleeved with a first sealing gasket 4, the sealing body 1 is plugged into one end of a quartz sensor shell, the two first sealing gaskets 4 can effectively prevent moisture from entering the quartz sensor shell, so that the inside of the quartz sensor shell is kept dry, the running environment of a quartz sensor is ensured, a third sealing groove 21 is arranged on the outer side, connected with the sealing body 1, right below the sealing cover 2, a second sealing gasket 5 is arranged inside the third sealing groove 21, when the sealing body 1 is plugged into one end of the quartz sensor shell, the sealing cover 2 covers one end of the quartz sensor shell, the second sealing gasket 5 can further prevent moisture from entering the inside of the sealing body, and a through hole 3 is arranged in the middle position of the sealing cover 2, a flexible sealing element 31 is arranged in the through hole 3, the flexible sealing element 31 comprises an upper cap 311, a lower cap 312, a limiting column 313 and a threading hole 314, the limiting column 313 is arranged in the middle between the upper cap 311 and the lower cap 312, the threading hole 314 respectively penetrates through the upper cap 311, the lower cap 312 and the limiting column 313, the flexible sealing element 31 facilitates the penetration of a sensor signal wire, meanwhile, the sensor signal wire can be protected from direct friction with the through hole 3, so that the sensor signal wire can be effectively protected, the limiting column 313 is positioned inside the through hole 3 while the flexible sealing member 31 protects the sensor signal line, the upper cap 311 and the lower cap 312 are respectively positioned at the upper and lower sides of the through hole 3, can effectually prevent that moisture content from 3 infiltrations of departments of through-hole, the internal diameter size of through wires hole 314 is the same with the external diameter size of sensor signal line, can ensure that through wires hole 314 tightly wraps up the sensor signal line.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. A quartz sensor seal assembly characterized by: it contains sealed body (1) and sealed lid (2), the perpendicular fixed connection of sealed body (1) is in sealed lid (2) under the intermediate position, sealed body (1) is gone up from last to having set gradually first standing groove (11) and second standing groove (12) down, the outside of being connected with sealed body (1) under sealed lid (2) is provided with third seal groove (21), the intermediate position of sealed lid (2) is provided with through-hole (3), the internally mounted of through-hole (3) has flexible sealing member (31).

2. The quartz sensor seal of claim 1, wherein: and the outer sides of the first placing groove (11) and the second placing groove (12) are sleeved with a first sealing gasket (4).

3. The quartz sensor seal of claim 1, wherein: and a second sealing gasket (5) is arranged in the third sealing groove (21).

4. The quartz sensor seal of claim 1, wherein: the flexible sealing element (31) comprises an upper cap (311), a lower cap (312), a limiting column (313) and a threading hole (314), the limiting column (313) is installed in the middle position between the upper cap (311) and the lower cap (312), and the threading hole (314) penetrates through the upper cap (311), the lower cap (312) and the limiting column (313) respectively.

5. The quartz sensor seal of claim 4, wherein: the inner diameter of the threading hole (314) is the same as the outer diameter of the sensor signal wire.

6. The quartz sensor seal of claim 1, wherein: the bottom of the sealing body (1) is provided with a chamfer (13).

7. The quartz sensor seal of claim 4, wherein: the thickness of the limiting column (313) is the same as that of the sealing cover (2).