CN213842426U

CN213842426U - Infrared window with good sealing performance

Info

Publication number: CN213842426U
Application number: CN202120102330.7U
Authority: CN
Inventors: 王晶亮
Original assignee: Suzhou Jingxuan Photoelectric Co ltd
Current assignee: Suzhou Jingxuan Photoelectric Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-07-30
Anticipated expiration: 2031-01-14

Abstract

The utility model provides an infrared window that sealing performance is good belongs to infrared window technical field. The infrared window with good sealing performance comprises a base assembly and a mounting assembly. Basic subassembly includes metal flange, ring type board, connecting rod, protruding piece, sealed pad, first sealing washer, optics window body, first connection otic placode, gas sensor, air duct, admission valve, visor, second connection otic placode, diaphragm, fixed block and second sealing washer, the one end of connecting rod is fixed on metal flange's the outer wall, during the use, takes off the air duct from vacuum generator, and this infrared window is at the in-process that uses, and when gas sensor sensed the air, gas sensor gave information terminal to signal transmission, reminds the staff to overhaul this infrared window, and whether this infrared window can automatic monitoring out its inside leakproofness intact, has reduced artificial maintenance cost.

Description

Infrared window with good sealing performance

Technical Field

The utility model relates to an infrared window field particularly, relates to an infrared window that sealing performance is good.

Background

The high-voltage switch contact and the bus bar connecting point are in a special environment, and the traditional thermocouple, temperature measuring probe, optical fiber and the like cannot realize accurate temperature measurement. The infrared window is an optical window which can transmit ultraviolet rays, visible light and infrared rays, and the infrared window is arranged on the switch cabinet, so that the infrared imaging temperature measurement of the switch cabinet in the running state can be realized.

At present, the existing infrared window needs to manually and periodically check the tightness in the infrared window, so that the manual maintenance cost is too high.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides an infrared window that sealing performance is good aims at improving the artifical periodic leakproofness to in the infrared window of needs and inspects, leads to the too high problem of artificial maintenance cost.

The utility model discloses a realize like this:

the utility model provides an infrared window that sealing performance is good, including basic subassembly and installation component.

The basic subassembly includes metal flange, ring template, connecting rod, protruding piece, sealed pad, first sealing washer, optical window body, first connection otic placode, gas sensor, air duct, admission valve, visor, second connection otic placode, diaphragm, fixed block and second sealing washer, the one end of connecting rod is fixed on the outer wall of metal flange, the other end of connecting rod is fixed on the inner wall of ring template, the protruding piece is fixed on the outer wall of metal flange, sealed pad is fixed in the metal flange, optical window body card is established in the metal flange, the optical window body sets up equally sealed between the pad.

First sealing washer cover is established on the optical window body, first connection otic placode with the diaphragm is all fixed on the outer wall of ring template, the fixed block is fixed on the outer wall of visor, the fixed block rotates the setting and is in between the diaphragm, the draw-in groove has been seted up on the protective cover, the draw-in groove with the corresponding setting of protruding piece, the second sealing washer is fixed in the draw-in groove, the second connection otic placode is fixed on the outer wall of visor, the second connect the otic placode with the corresponding setting of first connection otic placode, the air duct runs through simultaneously metal flange protruding piece with ring template, gas sensor fixes on the inner wall of protruding piece, the admission valve sets up on the air duct.

The installation component comprises an annular sliding rail, a sliding block, a third connecting lug plate and a locking piece, wherein the annular sliding rail is fixed on the outer wall of the connecting rod, the sliding block slides on the annular sliding rail, the locking piece is threaded through the sliding block, the locking piece and the annular sliding rail are correspondingly arranged, and the third connecting lug plate is fixed on the outer wall of the sliding block.

The utility model discloses an in one embodiment, basic subassembly still includes the seal cover, the seal cover is fixed in the bellying piece, the air duct is fixed in the seal cover.

The utility model discloses an in one embodiment, the second connection otic placode includes the second connection otic placode body, the mounting hole has been seted up on the second connection otic placode body.

The utility model discloses an in one embodiment, the fixed block includes fixed block body and stand, the stand is fixed on the outer wall of fixed block body, the stand rotates to set up on the outer wall of diaphragm.

The utility model discloses an in one embodiment, the third connection otic placode includes the third connection otic placode body, the through-hole has been seted up to the third connection otic placode body.

The utility model discloses an in the embodiment, the slider sets up six at least, the setting of slider axial equidistance is in on the annular slide rail.

In an embodiment of the present invention, the area of the sealing pad is larger than the area of the optical window body.

In an embodiment of the present invention, the connecting rod is fixed to the inner wall of the annular plate at equal intervals in the axial direction.

In an embodiment of the present invention, the base assembly further comprises a vacuum connector, the vacuum connector is disposed at an end of the air duct.

In an embodiment of the present invention, the thickness of the clamping groove is 1-2mm greater than that of the protruding block, and the number of the second sealing rings is two.

The utility model has the advantages that: the utility model discloses an infrared window that sealing performance is good that obtains through above-mentioned design, when using, when not measuring the temperature to the cubical switchboard, close the protection lid on the metal flange, make first engaging lug board and second engaging lug board be in the same place, reuse the bolt firmly to fix first engaging lug board and second engaging lug board together, make protruding piece card establish in the draw-in groove, sealed pad and the double-deck seal structure of first sealing washer, make the leakproofness of the junction between optical window body and the metal flange better, double-deck second sealing washer makes the leakproofness between protruding piece and the draw-in groove better, open the admission valve, connect the other end of air duct to the vacuum generator, the vacuum generator work makes the vacuum form between visor, optical window body and the metal flange, when the gas sensor senses the visor, become the vacuum between optical window body and the metal flange, close the admission valve, take off the air duct from vacuum generator, this infrared window is at the in-process that uses, and when gas sensor sensed the air, gas sensor gave information terminal to signal transmission, reminds the staff to overhaul this infrared window, and whether this infrared window can automatic monitoring out its inside leakproofness intact, has reduced artificial maintenance cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an infrared window with good sealing performance provided by an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure view of an infrared window with good sealing performance according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of a foundation assembly according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional structure view of a mounting assembly according to an embodiment of the present invention;

fig. 5 is an enlarged view of the area a in fig. 4 according to an embodiment of the present invention;

fig. 6 is a relationship diagram of a metal flange and an optical window body according to an embodiment of the present invention.

In the figure: 100-a base component; 110-metal flange; 120-ring type plate; 130-a connecting rod; 140-raised blocks; 150-a gasket; 160-a first seal ring; 180-an optical window body; 190-a first connecting lug plate; 191-a gas sensor; 192-airway tube; 193-sealing sleeve; 194-an intake valve; 195-a vacuum fitting; 196-a protective cover; 197-card slot; 198-second connecting ear plate; 1981-second connecting lug plate body; 1982-mounting holes; 199-a transverse plate; 1990-fixed block; 19901-fixed block body; 19902-upright post; 1991-a second seal ring; 200-a mounting assembly; 210-an annular slide rail; 220-a slide block; 230-a third connecting ear plate; 231-a third connecting lug plate body; 232-through holes; 240-locking member.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-6, the present invention provides a technical solution: an infrared window with good sealing performance comprises a base assembly 100 and a mounting assembly 200. The installation component 200 is fixed on the base component 100, and the infrared window can automatically monitor whether the sealing performance inside the infrared window is good or not, so that the manual maintenance cost is reduced.

Referring to fig. 1-3 and 6, the base assembly 100 includes a metal flange 110, a ring plate 120, a connecting rod 130, a protrusion block 140, a sealing gasket 150, a first sealing ring 160, an optical window body 180, a first connecting ear plate 190, the gas sensor 191, the air duct 192, the air inlet valve 194, the protective cover 196, the second connecting lug plate 198, the horizontal plate 199, the fixed block 1990 and the second sealing ring 1991, one end of the connecting rod 130 is welded on the outer wall of the metal flange 110, the other end of the connecting rod 130 is welded on the inner wall of the annular plate 120, the connecting rod 130 is axially welded on the inner wall of the annular plate 120 at equal intervals, the annular plate 120 is more firmly fixed on the metal flange 110 by the connecting rods 130, the protruding block 140 is welded on the outer wall of the metal flange 110, the sealing gasket 150 is adhered in the metal flange 110, the optical window body 180 is clamped in the metal flange 110, and the optical window body 180 is also arranged between the sealing gaskets 150.

The first sealing ring 160 is sleeved on the optical window body 180, the area of the sealing gasket 150 is larger than that of the optical window body 180, so that the sealing performance of the joint of the optical window body 180 and the metal flange 110 is better, the first connecting lug plate 190 and the transverse plate 199 are both welded on the outer wall of the annular plate 120, the fixing block 1990 is welded on the outer wall of the protective cover 196, the fixing block 1990 is rotatably arranged between the transverse plates 199, the fixing block 1990 comprises a fixing block body 19901 and a stand column 19902, the stand column 19902 is welded on the outer wall of the fixing block body 19901, the stand column 19902 is rotatably arranged on the outer wall of the transverse plate 199, the stand column 19902 facilitates the opening and closing between the protective cover 196 and the metal flange 110, the protective cover 196 is provided with a clamping groove 197, the clamping groove 197 and the protruding block 140 are correspondingly arranged, the thickness of the clamping groove 197 is 1-2mm larger than that of the protruding block 140, two second sealing rings 1991 are arranged, so that the protruding block 140 is clamped in the clamping groove 197 with better sealing performance, a second sealing ring 1991 is adhered to the inside of the locking groove 197, and a second connecting lug 198 is welded to the outer wall of the protective cover 196.

The second connecting ear plate 198 comprises a second connecting ear plate body 1981, the second connecting ear plate body 1981 is provided with a mounting hole 1982, the mounting hole 1982 is convenient for mounting and fixing the second connecting ear plate body 1981 and the first connecting ear plate 190 together, the second connecting ear plate 198 and the first connecting ear plate 190 are correspondingly arranged, the air duct 192 simultaneously penetrates through the metal flange 110, the base assembly 100 further comprises a sealing sleeve 193, the sealing sleeve 193 is welded in the convex block 140, the air guide pipe 192 is welded in the sealing sleeve 193, the sealing sleeve 193 enables the air guide pipe 192 and the convex block 140 to be better sealed, the gas sensor 191 is fixed on the inner wall of the convex block 140 through bolts, the air inlet valve 194 is arranged on the air guide pipe 192, the base assembly 100 further comprises a vacuum connector 195, the vacuum connector 195 is arranged at the end part of the air guide pipe 192, and the vacuum connector 195 facilitates the quick installation of the air guide pipe 192 on a vacuum generator.

Referring to fig. 2, 4 and 5, the mounting assembly 200 includes an annular slide rail 210, a slider 220, a third connecting lug 230 and a locking member 240, the annular slide rail 210 is welded to an outer wall of the connecting rod 130, the slider 220 slides on the annular slide rail 210, the locking member 240 penetrates the slider 220 in a threaded manner, at least six sliders 220 are arranged on the annular slide rail 210, the sliders 220 are axially and equidistantly arranged on the annular slide rail 210, the plurality of sliders 220 enable the infrared window to be more firmly fixed on the switch cabinet, the locking member 240 and the annular slide rail 210 are correspondingly arranged, the third connecting lug 230 is welded to an outer wall of the slider 220, the third connecting lug 230 includes a third connecting lug body 231, the third connecting lug body 231 is provided with a through hole 232, the through hole 232 facilitates installation and fixation of the infrared window on the switch cabinet, and the locking member 240 in this embodiment is a bolt.

Specifically, the working principle of the infrared window with good sealing performance is as follows: when the infrared window is used, the sliding block 220 is moved according to the position of the threaded hole on the switch cabinet, the hole on the third connecting lug plate 230 is enabled to be corresponding to the threaded hole on the switch cabinet, the locking piece 240 is rotated, the tail end of the locking piece 240 is enabled to be fixed on the annular sliding rail 210 by extruding the outer wall of the annular sliding rail 210, the sliding block 220 is fixed on the annular sliding rail 210, the third connecting lug plate 230 is fixed with the threaded hole on the switch cabinet by using the bolt, namely, the infrared window is installed and fixed on the switch cabinet, when the temperature of the switch cabinet is not measured, the protective cover 196 is combined on the metal flange 110, the first connecting lug plate 190 and the second connecting lug plate 198 are clamped together, the first connecting lug plate 190 and the second connecting lug plate 198 are firmly fixed together by using the bolt, the protruding block 140 is clamped in the clamping groove 197, the sealing gasket 150 and the first sealing ring 160 have double-layer sealing structure, so that the sealing performance of the connection position between the optical window body 180 and the metal flange 110 is better, double-deck second sealing washer 1991 makes the leakproofness between protruding piece 140 and draw-in groove 197 better, open intake valve 194, connect the other end of air duct 192 to vacuum generator, vacuum generator work makes the visor 196, form the vacuum between optical window body 180 and the metal flange 110, when gas sensor 191 senses visor 196, become the vacuum between optical window body 180 and the metal flange 110, close intake valve 194, take off air duct 192 from vacuum generator, this infrared window is in the in-process of using, when gas sensor 191 senses the air, gas sensor 191 transmits the signal to information terminal, remind the staff to overhaul this infrared window, this infrared window can automatic monitoring out whether its inside leakproofness is intact, artificial maintenance cost has been reduced.

It should be noted that the specific model specification of the gas sensor 191 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the gas sensor 191 and its principle will be clear to the person skilled in the art and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An infrared window with good sealing performance is characterized by comprising

The base component (100) comprises a metal flange (110), an annular plate (120), a connecting rod (130), a convex block (140), a sealing gasket (150), a first sealing ring (160), an optical window body (180), a first connecting lug plate (190), a gas sensor (191), a gas guide pipe (192), a gas inlet valve (194), a protective cover (196), a second connecting lug plate (198), a transverse plate (199), a fixing block (1990) and a second sealing ring (1991), wherein one end of the connecting rod (130) is fixed on the outer wall of the metal flange (110), the other end of the connecting rod (130) is fixed on the inner wall of the annular plate (120), the convex block (140) is fixed on the outer wall of the metal flange (110), the sealing gasket (150) is fixed in the metal flange (110), and the optical window body (180) is clamped in the metal flange (110), the optical window body (180) is also arranged between the sealing gaskets (150);

the first sealing ring (160) is sleeved on the optical window body (180), the first connecting lug plate (190) and the transverse plate (199) are fixed on the outer wall of the annular plate (120), the fixing block (1990) is fixed on the outer wall of the protective cover (196), the fixing block (1990) is rotatably arranged between the transverse plates (199), a clamping groove (197) is formed in the protective cover (196), the clamping groove (197) and the raised block (140) are correspondingly arranged, the second sealing ring (1991) is fixed in the clamping groove (197), the second connecting lug plate (198) is fixed on the outer wall of the protective cover (196), the second connecting lug plate (198) and the first connecting lug plate (190) are correspondingly arranged, and the air duct (192) simultaneously penetrates through the metal flange (110), the raised block (140) and the annular plate (120), the gas sensor (191) is fixed on the inner wall of the convex block (140), and the air inlet valve (194) is arranged on the air guide pipe (192);

installation component (200), installation component (200) are including annular slide rail (210), slider (220), third connection otic placode (230) and retaining member (240), annular slide rail (210) are fixed on the outer wall of connecting rod (130), slider (220) slide on annular slide rail (210), retaining member (240) screw thread runs through slider (220), retaining member (240) with the corresponding setting of annular slide rail (210), third connection otic placode (230) are fixed on the outer wall of slider (220).

2. The infrared window of claim 1, wherein said base assembly (100) further comprises a sealing sleeve (193), said sealing sleeve (193) being secured within said boss (140), said gas tube (192) being secured within said sealing sleeve (193).

3. The infrared window with good sealing performance as claimed in claim 1, wherein the second connecting ear plate (198) comprises a second connecting ear plate body (1981), and the second connecting ear plate body (1981) is provided with a mounting hole (1982).

4. The infrared window with good sealing performance as claimed in claim 1, wherein the fixing block (1990) comprises a fixing block body (19901) and a pillar (19902), the pillar (19902) is fixed on the outer wall of the fixing block body (19901), and the pillar (19902) is rotatably disposed on the outer wall of the cross plate (199).

5. The infrared window with good sealing performance according to claim 1, wherein the third connecting ear plate (230) comprises a third connecting ear plate body (231), and the third connecting ear plate body (231) is provided with a through hole (232).

6. The infrared window with good sealing performance as claimed in claim 1, wherein at least six sliding blocks (220) are provided, and the sliding blocks (220) are axially and equidistantly arranged on the annular sliding rail (210).

7. A sealable ir window according to claim 1, wherein the area of the gasket (150) is larger than the area of the optical window body (180).

8. The IR window with good sealing properties according to claim 1, characterized in that the connecting rods (130) are fixed axially equidistant to the inner wall of the ring plate (120).

9. The infrared window with good sealing performance according to claim 1, characterized in that the base assembly (100) further comprises a vacuum connector (195), wherein the vacuum connector (195) is arranged at the end of the air duct (192).

10. The ir window with good sealing performance according to claim 1, wherein the thickness of the locking groove (197) is 1-2mm larger than that of the bump (140), and two second sealing rings (1991) are provided.