CN215953559U - Gas monitor shell with multiple sealing surfaces - Google Patents
Gas monitor shell with multiple sealing surfaces Download PDFInfo
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- CN215953559U CN215953559U CN202122301829.3U CN202122301829U CN215953559U CN 215953559 U CN215953559 U CN 215953559U CN 202122301829 U CN202122301829 U CN 202122301829U CN 215953559 U CN215953559 U CN 215953559U
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- shell
- sealing ring
- opening
- end cover
- side wing
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Abstract
The utility model relates to the technical field of gas monitors, and particularly discloses a gas monitor shell with multiple sealing surfaces, which comprises a shell body, an end cover and a sealing ring; an opening is formed in one side of the shell, and a circle of packing grooves are formed in the end face of the opening of the shell; the end cover is detachably connected to the opening of the shell, one side of the end cover is provided with a positioning flange inserted into the opening of the shell, and a filler gap is reserved between the outer peripheral surface of the positioning flange and the inner peripheral surface of the opening of the shell. The sealing ring is arranged between the shell and the end cover, the outer edge of the sealing ring is provided with a first side wing, and the first side wing is tightly attached to the outer peripheral surface of the shell; the middle part of the sealing ring is provided with a second side wing which is tightly extruded in the packing groove; the inner edge of the sealing ring is provided with a third side wing which is tightly extruded in the filler gap. Through the first flank and the casing peripheral face cooperation sealed, second flank and packing groove cooperation sealed, third flank and packing clearance fit sealed, formed multistage sealed effect between casing and end cover.
Description
Technical Field
The utility model relates to the technical field of gas monitors, in particular to a gas monitor shell with multiple sealing surfaces.
Background
At present, a shell of a gas monitor generally consists of a shell and an end cover, wherein the end cover is buckled on the shell, a ring of annular sealing ring is arranged between the end cover and the shell, and two surfaces of the sealing ring are respectively attached to the shell and the end cover;
for example: a chinese utility model patent, patent No. CN201820412629.0, discloses a gas detection module for use in flue gas analysis equipment, which comprises a housing;
the bottom of the shell is provided with an opening, the bottom of the shell is covered with a PCB in a threaded connection mode, a sealing ring is further installed at the contact position of the bottom of the shell and the PCB, and a gas detection sensor is connected onto the PCB;
the gas detection sensor is positioned in a space formed by the shell and the PCB, and the two corresponding sides above the side wall of the shell are respectively provided with a gas inlet and a gas outlet.
The traditional sealing ring only produces a sealing effect by two sealing end faces, so that the sealing effect is poor, and the position of the sealing ring is not fixed well during assembly;
in addition, because the working area of the gas monitor has high humidity and most monitoring areas are accompanied by corrosive gas, the housing of the gas monitor with poor sealing effect directly causes corrosion and damage to the electronic components in the gas monitor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a gas monitor shell with a plurality of sealing surfaces, which aims to overcome the defects in the prior art, and the gas monitor shell is characterized in that a plurality of sealing surfaces are formed between a shell and an end cover through the matching sealing of a first side wing arranged on one side of a sealing ring and the outer peripheral surface of the shell, the matching sealing of a second side wing and a filling groove and the clearance matching sealing of a third side wing and a filling material, so that the sealing effect is greatly improved.
The technical scheme of the utility model is as follows:
a gas monitor housing with multiple sealing surfaces comprises a shell, an end cover and a sealing ring;
an opening is formed in one side of the shell, and a circle of packing grooves are formed in the end face of the opening of the shell;
the end cover is detachably connected to the opening of the shell, one side of the end cover is provided with a positioning flange inserted into the opening of the shell, and a filler gap is reserved between the outer peripheral surface of the positioning flange and the inner peripheral surface of the opening of the shell;
the sealing ring is arranged between the shell and the end cover in a cushioning mode, and the width of the sealing ring is matched with the opening end face of the shell;
the outer edge of the sealing ring is provided with a first side wing, and the first side wing is tightly attached to the outer peripheral surface of the shell;
a second side wing is arranged in the middle of the sealing ring and is tightly extruded in the packing groove;
and a third side wing is arranged on the inner edge of the sealing ring and is tightly extruded in the filler gap.
Preferably, a group of bolt holes are correspondingly formed in the shell, the end cover and the sealing ring and detachably connected through bolts.
Preferably, the outer edge end portions of the first side wing, the second side wing and the third side wing on the sealing ring are all arc surfaces.
Preferably, the third side flap is longer than the second side flap.
Preferably, the housing is made of resin.
Preferably, the end cap is made of resin.
Preferably, the longitudinal section of the shell is in a drop shape.
Preferably, the end cap is in a drop shape adapted to the housing.
Compared with the prior art, the utility model has the following advantages:
through setting up first flank, second flank and the third flank in sealing washer one side, make the sealing washer whole form and be the longitudinal section of E shape, wherein first flank and casing outer peripheral face cooperation are sealed, the second flank is sealed with the cooperation of packing groove, the third flank is sealed with packing clearance fit to a plurality of sealed faces have been formed between casing and end cover, and then sealed effect has been improved greatly.
Through being E shape longitudinal section's structure with sealing washer global design, can directly detain the sealing washer on casing open-ended terminal surface when the assembly, then install the end cover again to avoided traditional sealing washer to produce the displacement easily when the assembly, leaded to the poor problem of sealed effect.
Through the water droplet shape that designs for mutual adaptation with the longitudinal section of casing and end cover, can make the little drop of condensing on the shell along the cambered surface of water droplet shape fast drippage in the higher operational environment of some humidity to reduce the influence that the higher operational environment of humidity produced the shell.
Drawings
FIG. 1 is a schematic view of a half-section structure according to the present invention;
FIG. 2 is a schematic structural view of the housing;
FIG. 3 is a schematic structural view of an end cap;
FIG. 4 is a schematic structural view of a seal ring;
in the figure: 1. casing, 2, end cover, 3, sealing washer, 4, packing groove, 5, location flange, 6, packing clearance, 7, first flank, 8, second flank, 9, third flank, 10, bolt hole.
Detailed Description
The utility model is further illustrated below with reference to the figures and examples.
Example 1
Referring to fig. 1, a gas monitor housing with multiple sealing surfaces includes a housing 1, an end cap 2, and a sealing ring 3.
Referring to fig. 2, one side of the housing 1 is provided with an opening, and a circle of packing grooves 4 are arranged on the end surface of the opening of the housing 1.
Referring to fig. 1 and 3, the cap 2 is detachably coupled to the opening of the case 1, a positioning flange 5 inserted into the opening of the case 1 is provided at one side of the cap 2, and a packing gap 6 is left between an outer circumferential surface of the positioning flange 5 and an inner circumferential surface of the opening of the case 1.
Referring to fig. 4, the sealing ring 3 is padded between the shell 1 and the end cover 2, and the width of the sealing ring 3 is matched with the opening end face of the shell 1.
The outer edge of the sealing ring 3 is provided with a first side wing 7, and the first side wing 7 is tightly attached to the outer peripheral surface of the shell 1.
The middle part of sealing washer 3 is equipped with second flank 8, and the inseparable extrusion of second flank 8 is in packing groove 4.
The inner edge of the sealing ring 3 is provided with a third side wing 9, and the third side wing 9 is tightly extruded in the filler gap 6.
The seal ring 3 is integrally formed into an E-shaped longitudinal section by a first side wing 7, a second side wing 8 and a third side wing 9 provided on the side of the seal ring 3.
Wherein, the first flank 7 is sealed with the outer peripheral face cooperation of casing 1, the second flank 8 is sealed with the cooperation of packing groove 4, the third flank 9 is sealed with the cooperation of packing clearance 6 to a plurality of sealed faces have been formed between casing 1 and end cover 2, and then sealed effect has been improved greatly.
Through being E shape longitudinal section's structure with sealing washer 3 global design, can directly detain sealing washer 3 on 1 open-ended terminal surface of casing when the assembly, then install end cover 2 again to avoided traditional sealing washer 3 to produce the displacement easily when the assembly, lead to the poor problem of sealed effect.
Example 2
Referring to fig. 1, a gas monitor housing with multiple sealing surfaces includes a housing 1, an end cap 2, and a sealing ring 3.
Referring to fig. 2, one side of the housing 1 is provided with an opening, and a circle of packing grooves 4 are arranged on the end surface of the opening of the housing 1.
Referring to fig. 1 and 3, the cap 2 is detachably coupled to the opening of the case 1, a positioning flange 5 inserted into the opening of the case 1 is provided at one side of the cap 2, and a packing gap 6 is left between an outer circumferential surface of the positioning flange 5 and an inner circumferential surface of the opening of the case 1.
Referring to fig. 4, the sealing ring 3 is padded between the shell 1 and the end cover 2, and the width of the sealing ring 3 is matched with the opening end face of the shell 1.
The outer edge of the sealing ring 3 is provided with a first side wing 7, and the first side wing 7 is tightly attached to the outer peripheral surface of the shell 1.
The middle part of sealing washer 3 is equipped with second flank 8, and the inseparable extrusion of second flank 8 is in packing groove 4.
The inner edge of the sealing ring 3 is provided with a third side wing 9, and the third side wing 9 is tightly extruded in the filler gap 6.
As a further preferable mode of the present embodiment, specifically:
a group of bolt holes are correspondingly formed in the shell, the end cover and the sealing ring and detachably connected through bolts.
The detachable connection mode of the bolt is utilized, so that the assembly and the disassembly of the utility model are more convenient.
Example 3
Referring to fig. 1, a gas monitor housing with multiple sealing surfaces includes a housing 1, an end cap 2, and a sealing ring 3.
Referring to fig. 2, one side of the housing 1 is provided with an opening, and a circle of packing grooves 4 are arranged on the end surface of the opening of the housing 1.
Referring to fig. 1 and 3, the cap 2 is detachably coupled to the opening of the case 1, a positioning flange 5 inserted into the opening of the case 1 is provided at one side of the cap 2, and a packing gap 6 is left between an outer circumferential surface of the positioning flange 5 and an inner circumferential surface of the opening of the case 1.
Referring to fig. 4, the sealing ring 3 is padded between the shell 1 and the end cover 2, and the width of the sealing ring 3 is matched with the opening end face of the shell 1.
The outer edge of the sealing ring 3 is provided with a first side wing 7, and the first side wing 7 is tightly attached to the outer peripheral surface of the shell 1.
The middle part of sealing washer 3 is equipped with second flank 8, and the inseparable extrusion of second flank 8 is in packing groove 4.
The inner edge of the sealing ring 3 is provided with a third side wing 9, and the third side wing 9 is tightly extruded in the filler gap 6.
As a more preferable mode of the present embodiment compared to the above embodiment, specifically:
the outer edge end parts of the first flank 7, the second flank 8 and the third flank 9 on the sealing ring 3 are all arc surfaces.
Through the design of the end part of the arc surface, the corresponding filling position is convenient to align and squeeze, and therefore the assembly is convenient.
Example 4
Referring to fig. 1, a gas monitor housing with multiple sealing surfaces includes a housing 1, an end cap 2, and a sealing ring 3.
Referring to fig. 2, one side of the housing 1 is provided with an opening, and a circle of packing grooves 4 are arranged on the end surface of the opening of the housing 1.
Referring to fig. 1 and 3, the cap 2 is detachably coupled to the opening of the case 1, a positioning flange 5 inserted into the opening of the case 1 is provided at one side of the cap 2, and a packing gap 6 is left between an outer circumferential surface of the positioning flange 5 and an inner circumferential surface of the opening of the case 1.
Referring to fig. 4, the sealing ring 3 is padded between the shell 1 and the end cover 2, and the width of the sealing ring 3 is matched with the opening end face of the shell 1.
The outer edge of the sealing ring 3 is provided with a first side wing 7, and the first side wing 7 is tightly attached to the outer peripheral surface of the shell 1.
The middle part of sealing washer 3 is equipped with second flank 8, and the inseparable extrusion of second flank 8 is in packing groove 4.
The inner edge of the sealing ring 3 is provided with a third side wing 9, and the third side wing 9 is tightly extruded in the filler gap 6.
The outer edge end parts of the first flank 7, the second flank 8 and the third flank 9 on the sealing ring 3 are all arc surfaces.
As a more preferable mode of the present embodiment compared to the above embodiment, specifically:
the length of the first and third side wings 7, 9 may be greater than the length of the second side wing 8, which further facilitates the squeezing of the second side wing 8 into the packing channel 4, creating a sealing effect.
Example 5
Referring to fig. 1, a gas monitor housing with multiple sealing surfaces includes a housing 1, an end cap 2, and a sealing ring 3.
Referring to fig. 2, one side of the housing 1 is provided with an opening, and a circle of packing grooves 4 are arranged on the end surface of the opening of the housing 1.
Referring to fig. 1 and 3, the cap 2 is detachably coupled to the opening of the case 1, a positioning flange 5 inserted into the opening of the case 1 is provided at one side of the cap 2, and a packing gap 6 is left between an outer circumferential surface of the positioning flange 5 and an inner circumferential surface of the opening of the case 1.
Referring to fig. 4, the sealing ring 3 is padded between the shell 1 and the end cover 2, and the width of the sealing ring 3 is matched with the opening end face of the shell 1.
The outer edge of the sealing ring 3 is provided with a first side wing 7, and the first side wing 7 is tightly attached to the outer peripheral surface of the shell 1.
The middle part of sealing washer 3 is equipped with second flank 8, and the inseparable extrusion of second flank 8 is in packing groove 4.
The inner edge of the sealing ring 3 is provided with a third side wing 9, and the third side wing 9 is tightly extruded in the filler gap 6.
As a more preferable mode of the present embodiment compared to the above embodiment, specifically:
the longitudinal sections of the shell 1 and the end cover 2 are in a water drop shape.
The structure through the water droplet shape can make the small drop of condensing on the shell drip along the cambered surface of water droplet shape fast in the higher operational environment of some humidity to avoid the long-time adhesion of water droplet on the shell surface, and then reduce the influence that produces the shell.
Example 6
Referring to fig. 1, a gas monitor housing with multiple sealing surfaces includes a housing 1, an end cap 2, and a sealing ring 3.
Referring to fig. 2, one side of the housing 1 is provided with an opening, and a circle of packing grooves 4 are arranged on the end surface of the opening of the housing 1.
Referring to fig. 1 and 3, the cap 2 is detachably coupled to the opening of the case 1, a positioning flange 5 inserted into the opening of the case 1 is provided at one side of the cap 2, and a packing gap 6 is left between an outer circumferential surface of the positioning flange 5 and an inner circumferential surface of the opening of the case 1.
Referring to fig. 4, the sealing ring 3 is padded between the shell 1 and the end cover 2, and the width of the sealing ring 3 is matched with the opening end face of the shell 1.
The outer edge of the sealing ring 3 is provided with a first side wing 7, and the first side wing 7 is tightly attached to the outer peripheral surface of the shell 1.
The middle part of sealing washer 3 is equipped with second flank 8, and the inseparable extrusion of second flank 8 is in packing groove 4.
The inner edge of the sealing ring 3 is provided with a third side wing 9, and the third side wing 9 is tightly extruded in the filler gap 6.
As a more preferable mode of the present embodiment compared to the above embodiment, specifically:
the shell 1 and the end cover 2 are made of resin materials, so that the corrosion resistance of the utility model is high.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention, and the contents of the changes still fall within the scope of the present invention.
Claims (9)
1. A gas monitor housing having a plurality of sealing faces, comprising: comprises a shell, an end cover and a sealing ring;
an opening is formed in one side of the shell, and a circle of packing grooves are formed in the end face of the opening of the shell;
the end cover is detachably connected to the opening of the shell, one side of the end cover is provided with a positioning flange inserted into the opening of the shell, and a filler gap is reserved between the outer peripheral surface of the positioning flange and the inner peripheral surface of the opening of the shell;
the sealing ring is arranged between the shell and the end cover in a cushioning mode, and the width of the sealing ring is matched with the opening end face of the shell;
the outer edge of the sealing ring is provided with a first side wing, and the first side wing is tightly attached to the outer peripheral surface of the shell;
a second side wing is arranged in the middle of the sealing ring and is tightly extruded in the packing groove;
and a third side wing is arranged on the inner edge of the sealing ring and is tightly extruded in the filler gap.
2. A gas monitor housing with multiple sealing faces as claimed in claim 1, wherein: a group of bolt holes are correspondingly formed in the shell, the end cover and the sealing ring and detachably connected through bolts.
3. A gas monitor housing with multiple sealing faces as claimed in claim 1, wherein: the outer edge end parts of the first side wing, the second side wing and the third side wing on the sealing ring are all arc surfaces.
4. A gas monitor housing with multiple sealing faces as claimed in claim 1, wherein: the first side flap is longer than the second side flap.
5. A gas monitor housing with multiple sealing faces as claimed in claim 4, wherein: the third side flap is longer than the second side flap.
6. A gas monitor housing with multiple sealing faces as claimed in claim 1, wherein: the shell is made of resin materials.
7. A gas monitor housing with multiple sealing faces as claimed in claim 1, wherein: the end cover is made of resin materials.
8. A gas monitor housing with multiple sealing faces as claimed in claim 1, wherein: the longitudinal section of the shell is in a water drop shape.
9. A gas monitor housing with multiple sealing faces as claimed in claim 1, wherein: the end cover is in a water drop shape matched with the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122301829.3U CN215953559U (en) | 2021-09-23 | 2021-09-23 | Gas monitor shell with multiple sealing surfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122301829.3U CN215953559U (en) | 2021-09-23 | 2021-09-23 | Gas monitor shell with multiple sealing surfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215953559U true CN215953559U (en) | 2022-03-04 |
Family
ID=80427299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122301829.3U Active CN215953559U (en) | 2021-09-23 | 2021-09-23 | Gas monitor shell with multiple sealing surfaces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215953559U (en) |
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2021
- 2021-09-23 CN CN202122301829.3U patent/CN215953559U/en active Active
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