CN217950212U - Double-layer sealing structure for glove box - Google Patents

Abstract

The utility model discloses a double-deck seal structure that glove box used in glove box field, including glove box body, defeated feed bin and fixed plate, defeated feed bin pegs graft in the middle of the left side wall of glove box body, fixed plate fixed connection is in left side before the lateral wall of defeated feed bin, the right-hand member of defeated feed bin articulates there is first sealing door, the lateral wall is opened there is first mounting groove about defeated feed bin, the inner chamber joint of first mounting groove has first sealing washer, the first sealed cover shell of fixedly connected with between the inside wall left side of defeated feed bin, left side fixedly connected with diaphragm behind the lateral wall of defeated feed bin, this double-deck seal structure that glove box used possesses double-deck seal structure to the leakproofness that has improved the glove box, it is simple convenient that the closure between excessive storehouse of pay-off and the sealed door plant is convenient, is convenient to the glove box in transmission experimental article, has reduced staff's intensity of labour, convenient to use.

Description

Double-layer sealing structure for glove box

Technical Field

The utility model relates to a glove box technical field specifically is a double-deck seal structure that glove box used.

Background

The glove box is also called as a vacuum glove box, the glove box and a gas purification system form a closed circulating system, the gas purification system provides gas circulating power, and the laboratory equipment is mainly used for filling high-purity inert gas into a box body and circularly filtering active substances in the box body to remove oxygen, water and organic gas. The method is widely applied to an anhydrous, oxygen-free and dust-free ultrapure environment.

At present, the excessive storehouse of pay-off of glove box adopts single-deck seal structure to seal its bin opening with external contact mostly, does not possess double-deck seal structure, and the leakproofness that leads to the excessive storehouse of pay-off of glove box is relatively poor, and the closure between the excessive storehouse of pay-off and the sealing door board is comparatively loaded down with trivial details simultaneously, is not convenient for to the interior transmission experiment article of glove box, has increased staff's intensity of labour, and be not convenient for use has for this reason we provide a double seal structure that glove box was used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck seal structure that glove box used to solve the excessive storehouse of pay-off that has proposed glove box among the above-mentioned background art and mostly adopt individual layer seal structure to seal its bin opening with external contact, do not possess double seal structure, the leakproofness in the excessive storehouse of pay-off that leads to the glove box is relatively poor, and the closure between the excessive storehouse of pay-off and the sealed door plant is comparatively loaded down with trivial details simultaneously, is not convenient for to the problem of glove box internal transfer experimental article.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-deck seal structure that glove box used, includes glove box body, defeated feed bin and fixed plate, defeated feed bin pegs graft in the middle of the left side wall of glove box body, fixed plate fixed connection be in left side before the lateral wall of defeated feed bin, the right-hand member of defeated feed bin articulates there is first sealing door, lateral wall opens there is first mounting groove about defeated feed bin, the inner chamber joint of first mounting groove has first sealing washer, the first sealed cover shell of fixedly connected with between the inside wall left side of defeated feed bin, left side fixedly connected with diaphragm behind the lateral wall of defeated feed bin, the top rear side of diaphragm has been seted up first locating groove, open the right side wall downside of fixed plate has the through-hole, the inner chamber sliding connection of through-hole has first screw rod, the left side fixedly connected with backup pad of first screw rod, threaded connection has the second screw rod in the middle of the left side wall of backup pad, the left side fixedly connected with handle of second screw rod, the right-hand member of second screw rod rotates and is connected with the second sealing door, the right side wall fixedly connected with second sealed cover shell of second sealed cover shell, the right side of backup pad is in the right side of clamping groove and the locating plate the clamping groove.

As a further description of the above technical solution:

the lateral fixedly connected with support around the inside wall of defeated feed bin, just the support top-down arranges in proper order, the support adopts aluminum alloy to make.

As a further description of the above technical solution:

the outer side wall of the first screw rod is in threaded connection with a limiting nut, and the limiting nut is located on the right side of the fixing plate.

As a further description of the above technical solution:

and a second positioning groove is formed in the upper side of the rear side wall of the fixing plate, and the second positioning groove is rectangular.

As a further description of the above technical solution:

the right-hand member fixedly connected with stopper of first screw rod, the stopper has adopted stainless steel to make.

As a further description of the above technical solution:

the outer side wall of the second sealing sleeve shell is provided with a second mounting groove, and an inner cavity of the second mounting groove is connected with a second sealing ring in a clamping mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this double-deck seal structure that glove box was used forms first seal structure through being equipped with between first mounting groove and first sealing washer and the second sealing door, and the sealed cover shell of second, second mounting groove and the second sealing washer that the rethread was equipped with seal the processing to the inside of feed bin to form second seal structure through the first seal cartridge of ring packing cover cooperation, make the glove box possess double-deck seal structure, thereby make the leakproofness that has improved the glove box.

2. This double-deck seal structure that glove box was used, first screw rod cooperation stop nut through being equipped with, stopper and fixed plate make the backup pad can the back-and-forth movement, diaphragm cooperation first positioning groove and locating plate that the rethread was equipped with are fixed to the rear side of backup pad, then remove the left closure that realizes the defeated feed bin through second bolt cooperation handle and backup pad promotion second sealing door about, thereby it is simple convenient to make the closure between the excessive storehouse of pay-off and the sealing door board, be convenient for to the interior transmission experiment article of glove box, staff's intensity of labour has been reduced, convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a double-layer sealing structure for a glove box according to the present invention;

fig. 2 is a schematic front view of a double-layer sealing structure for a glove box according to the present invention;

fig. 3 is a schematic front sectional view of a double-layer sealing structure for a glove box according to the present invention;

fig. 4 is a schematic view of a partial top cross-sectional structure of a double-layer sealing structure for a glove box according to the present invention.

In the figure: 100. a glove box body; 200. a material conveying bin; 210. a first sealing door; 220. a first mounting groove; 230. a first seal ring; 240. a first seal housing; 250. a support; 260. a transverse plate; 270. a first positioning groove; 300. a fixing plate; 310. a second positioning groove; 320. a first screw; 321. a limit nut; 322. a limiting block; 330. a support plate; 340. a second screw; 341. a handle; 350. a second sealing door; 360. a second seal housing; 361. a second mounting groove; 362. a second seal ring; 370. an annular seal cartridge; 380. and (7) positioning the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and 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, 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 otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a double-layer sealing structure for a glove box, which is provided with a double-layer sealing structure and is convenient for transferring experimental articles into the glove box, please refer to fig. 1-4, and comprises a glove box body 100, a material conveying bin 200 and a fixing plate 300;

referring to fig. 1 to 3 again, the glove box body 100 is used to support the feed bin 200 and the fixing plate 300;

referring to fig. 1 to 4 again, a first sealing door 210 is hinged to the right end of the material conveying bin 200, the first sealing door 210 is used for sealing the right end of the material conveying bin 200, first mounting grooves 220 are formed in the left and right side walls of the material conveying bin 200, the first mounting grooves 220 are used for limiting and fixing first sealing rings 230, first sealing rings 230 are clamped in inner cavities of the first mounting grooves 220, the first sealing rings 230 are used for sealing contact between the first sealing doors 210 and the second sealing doors 350 of the material conveying bin 200, a first sealing sleeve shell 240 is fixedly connected between the left sides of the inner side walls of the material conveying bin 200, the first sealing sleeve shell 240 is used for extruding an annular sealing sleeve 370 in cooperation with a second sealing sleeve shell 360, a transverse plate 260 is fixedly connected to the rear left side of the outer side wall of the material conveying bin 200, a first positioning groove 270 is formed in the rear side of the top of the material conveying bin 260, the transverse plate 260 is used for limiting a positioning plate 380 in cooperation with the first positioning groove 270, the material conveying bin 200 is inserted into the middle of the left side wall of the glove box body 100, and a sealing structure is formed between the first sealing grooves 230 and the second sealing sleeves 350;

referring to fig. 1-4 again, a through hole is formed at the lower side of the right side wall of the fixing plate 300, a first screw 320 is slidably connected to an inner cavity of the through hole, the first screw 320 is used for supporting a supporting plate 330, the left end of the first screw 320 is fixedly connected to the supporting plate 330, the supporting plate 330 is used for supporting a second sealing door 350 in cooperation with a second screw 340, a second screw 340 is threadedly connected to the middle of the left side wall of the supporting plate 330, a handle 341 is fixedly connected to the left end of the second screw 340, the second screw 340 is used for driving the second sealing door 350 to move left and right in cooperation with the handle 341 and the supporting plate 330, the right end of the second screw 340 is rotatably connected to the second sealing door 350, the second sealing door 350 is used for sealing the left end of the feeding bin 200, a second sealing sleeve 360 is fixedly connected to the right side wall of the second sealing door 350, the second sealing sleeve 360 is used for extruding the annular sealing sleeve 370 under stress, the right side wall of the second seal housing 360 is fixedly connected with an annular seal sleeve 370, the annular seal sleeve 370 is used for sealing between the second seal housing 360 and the first seal housing 240 under stress, the rear side of the right side wall of the support plate 330 is slidably connected with a positioning plate 380, the positioning plate 380 is clamped in the inner cavity of the first positioning groove 270, the positioning plate 380 is used for providing convenience for the rotating support plate 330, the fixing plate 300 is fixedly connected to the front and left side of the outer side wall of the conveying bin 200, the inside of the conveying bin 200 is sealed through the second seal housing 360, the second mounting groove 361 and the second seal ring 362, the annular seal sleeve 370 is matched with the first seal housing 240 to form a second sealing structure, the first screw 320 is matched with the limit nut 321, the limit block 322 and the fixing plate 300 to enable the support plate 330 to move back and forth, and the rear side of the support plate 330 is fixed through the transverse plate 260 matched with the first positioning groove 270 and the positioning plate 380, then the second sealing door 350 is pushed to move left and right by the second screw 340 matched with the handle 341 and the supporting plate 330 to realize the closing of the left side of the conveying bin 200.

In conclusion, the first sealing structure is formed between the first mounting groove 220 and the first sealing ring 230 provided thereon and the second sealing door 350, the interior of the transfer bin 200 is sealed by the second sealing sleeve housing 360, the second mounting groove 361 and the second sealing ring 362 provided thereon, and the second sealing structure is formed by the annular sealing sleeve 370 cooperating with the first sealing sleeve housing 240, so that the glove box has a double sealing structure, thereby improving the sealing performance of the glove box.

Referring to fig. 1 to 4 again, the front and rear sides of the inner sidewall of the material conveying bin 200 are fixedly connected with the brackets 250, and the brackets 250 are sequentially arranged from top to bottom, the brackets 250 are made of an aluminum alloy material, and the brackets 250 made of the aluminum alloy material have high corrosion resistance and strength.

Referring to fig. 1 to 4 again, the outer sidewall of the first screw 320 is threadedly connected with a limiting nut 321, and the limiting nut 321 is located at the right side of the fixing plate 300, and the distance between the remainder transportation bins 200 of the supporting plate 330 can be adjusted by the limiting nut 321.

Referring to fig. 1-4 again, the fixing plate 300 is provided with a second positioning groove 310 at the upper side of the rear sidewall, the second positioning groove 310 is rectangular, and the positioning plate 380 can be limited by the rectangular second positioning groove 310.

Referring to fig. 1-4 again, the right end of the first screw 320 is fixedly connected with a stopper 322, the stopper 322 is made of stainless steel, and the stopper 322 made of stainless steel has high strength.

Referring to fig. 1-4 again, a second mounting groove 361 is formed on an outer side wall of the second sealing sleeve 360, a second sealing ring 362 is clamped in an inner cavity of the second mounting groove 361, and the second sealing sleeve 360 and the material delivery bin 200 are sealed by the second mounting groove 361 matching with the second sealing ring 362.

In conclusion, the supporting plate 330 can move back and forth by the aid of the first screw 320, the limiting nut 321, the limiting block 322 and the fixing plate 300, the rear side of the supporting plate 330 is fixed by the aid of the transverse plate 260, the first positioning groove 270 and the positioning plate 380, the second sealing door 350 is pushed to move left and right by the aid of the second screw 340, and accordingly the left side of the material conveying bin 200 is closed, so that the material conveying bin is closed simply and conveniently between the material conveying bin and the sealing door plate, experimental articles can be transferred into the glove box conveniently, labor intensity of workers is reduced, and the glove box is convenient to use.

When in specific use, a person skilled in the art firstly manually moves the limit nut 321, drives the limit nut 321 to move rightwards, then manually moves the positioning plate 380 upwards, and manually rotates the handle 341 in cooperation with the second screw 340 to pull the supporting plate 330 and the second sealing door 350 leftwards, drives the second sealing door 350 to drive the second sealing sleeve housing 360 to carry the annular sealing sleeve 370 to separate from the transportation bin 200, then manually rotates the supporting plate 330 upwards, drives the positioning plate 380 to be clamped in the second positioning slot 310 to open the left end of the transportation bin 200, then manually places the experimental article on the bracket 250 through the tray, then manually rotates the supporting plate 330 again and rotates downwards, then pushes the supporting plate 330 rightwards, drives the second sealing sleeve housing 360 and the annular sealing sleeve 370 to enter the transportation bin 200, then slides the positioning plate 380 downwards, drives the positioning plate 380 to be clamped in the first positioning slot 270, then manually rotates the limit nut 321, drives the front end and the rear end of the supporting plate 330 to be balanced, then manually rotates the second screw 341, and cooperates with the second sealing sleeve housing 350, drives the second sealing door 350 to move rightwards, drives the second sealing sleeve housing 350 to tightly contact with the first sealing door 200, and cooperates with the first sealing sleeve housing 220 to extrude the first sealing sleeve housing 100 to form the first sealing sleeve housing seal 100, and simultaneously, and further seals the second sealing sleeve housing 100 to open the first sealing sleeve housing seal the second sealing sleeve housing 100.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (6)

1. The utility model provides a double-deck seal structure that glove box used which characterized in that: comprises a glove box body (100), a material conveying bin (200) and a fixing plate (300), wherein the material conveying bin (200) is inserted in the middle of the left side wall of the glove box body (100), the fixing plate (300) is fixedly connected with the front left side of the outer side wall of the material conveying bin (200), the right end of the material conveying bin (200) is hinged with a first sealing door (210), the left side wall and the right side wall of the material conveying bin (200) are provided with a first mounting groove (220), an inner cavity of the first mounting groove (220) is clamped with a first sealing ring (230), a first sealing sleeve shell (240) is fixedly connected between the left side wall and the left side of the inner side wall of the material conveying bin (200), the left side of the outer side wall of the material conveying bin (200) is fixedly connected with a transverse plate (260), the top rear side of the transverse plate (260) is provided with a first positioning groove (270), the lower side of the right side wall of the fixing plate (300) is provided with a through hole, the inner cavity of the through hole is slidably connected with a first screw (320), the left side of the first screw (320) is connected with a supporting plate (330), the middle thread of the left side wall of the supporting plate (330) is connected with a second screw (340), the right side wall of the second screw (340) is fixedly connected with a second sealing sleeve shell (350), and the right side wall of the second sealing sleeve shell (340) is connected with a second sealing door (350), the right side wall fixedly connected with ring packing cover (370) of second sealed cover shell (360), the right side wall rear side sliding connection of backup pad (330) has locating plate (380), just locating plate (380) joint is in the inner chamber of first constant head tank (270).

2. The double-layered sealing structure for a glove box according to claim 1, wherein: the inner side wall front and back side of the conveying bin (200) is fixedly connected with supports (250), the supports (250) are sequentially arranged from top to bottom, and the supports (250) are made of aluminum alloy materials.

3. The double-layered sealing structure for a glove box according to claim 1, wherein: the outer side wall of the first screw (320) is in threaded connection with a limiting nut (321), and the limiting nut (321) is located on the right side of the fixing plate (300).

4. The double-layered sealing structure for a glove box according to claim 1, wherein: the upper side of the rear side wall of the fixing plate (300) is provided with a second positioning groove (310), and the second positioning groove (310) is rectangular.

5. The double-sealed structure for a glove box according to claim 1, wherein: the right-hand member fixedly connected with stopper (322) of first screw rod (320), stopper (322) have adopted stainless steel material to make.

6. The double-layered sealing structure for a glove box according to claim 1, wherein: the lateral wall of second sealed cover shell (360) is opened there is second mounting groove (361), the inner chamber joint of second mounting groove (361) has second sealing washer (362).

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