CN1759996A

CN1759996A - Glove box

Info

Publication number: CN1759996A
Application number: CN 200510007424
Authority: CN
Inventors: 刘亚州
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-02-18
Filing date: 2005-02-18
Publication date: 2006-04-19

Abstract

A glove box containing inertial gas is composed a flexible box consisting of box body and clove interface, and a rigid base comprising base body, gas inlet-outlet valve, liquid inlet-outlet valve, solid inlet-outlet channel with sealing bag, vacuumizing tube, and electric socket.

Description

Glove box

Technical field

Glove box of the present invention relates to is that a kind of various material and facilities are placed on charges into the casing that uses and operate in the environment of inert gas after bleeding.

Background technology

In fields such as chemistry, physics, biology, medical science, electronics, the often operation that need under particular surroundings, carry out, for example: in chemical reaction, anhydrous, oxygen free operation under the inert gas shielding; In biological, medical experiment, the operation under the clean environment such as aseptic, dustless etc.In these cases, people adopt glove box to build these special environment usually.

Existing glove box is divided into two classes, and a class glove box is to adopt the air circulation purification style to come the purifying box internal milieu; Another kind of glove box is to adopt the mode that vacuumizes the back filling with inert gas earlier to purify the interior environment of casing.The former must 24 continuous throughout the twenty-four hour24s, and the later stage uses, the maintenance cost height; Though the latter has improved the former shortcoming, has reduced cost of use, many operations that vacuumize require equipment to bear atmospheric pressure and air-tightness is good, thereby cause equipment manufacturing cost higher, and easy-maintaining not.Therefore also lack a kind of cheaply at present, the glove box that cost of use is also low to satisfy user's demand, particularly uses the user of glove box once in a while.

Summary of the invention

A kind of glove box that the present invention is directed to above weak point and design, this glove box structure is made of flexible casing and rigid base, flexible casing comprises casing, gloves interface, rigid base comprises base, gas turnover valve, liquid turnover valve, solid objects access way, channel seal bag, the subsidiary conduit of bleeding, receptacle, bracing or strutting arrangement, casing and base assemble by sealing device.

The casing of glove box is to be made by flexible materials such as plastics, latex, rubber, polyurethanes, before and after the casing gloves interface can be arranged, and the gloves interface has opotism, and fold and sealing ring are arranged on the opotism, and the bottom of casing has and the corresponding sealing device of base.

Because the casing of this glove box is made by flexible material, casing can become flat when bleeding, and just can get rid of the interior most of air of casing thereby need not bear atmospheric pressure; When charging into inert gas, casing restores to the original state, and can produce enough inert space and use for the operator; The use that a plurality of casings can be nested together when being necessary, and if the casing breakage of glove box, can also change at any time.Glove port can be designed to different shapes and size according to the scope of activities of hand, as circular or oval; Have opotism on the glove port, fold and sealing ring are arranged on the opotism, the fold on the opotism can enlarge the scope of activities of hand; Sealing ring is a kind of sealing and connecting device, is divided into the primary and secondary ring, and the cross section of subring is columniform solid stiffening ring, has groove on female ring and just can block subring, thereby play the effect of being tightly connected; Sealing ring on the glove port opotism can be any of primary and secondary ring, and the sealing ring on the gloves be corresponding another, to be on the safe side, sealing ring can have 2-3.

The base of glove box is made by rigid materials such as plastics, stainless steel, glass.Base comprises several gas turnover valves, several liquid turnover valves, several solid objects access ways, channel seal bag, the subsidiary conduit of bleeding, receptacle, bracing or strutting arrangement, gloves interface.Base comprises that also multi-sealed device can be connected simultaneously with a plurality of casings that are nested together, if casing is made by opaque flexible material, base is provided with transparent observation window above the gloves interface so.Water nozzle all is housed inside and outside all valves, and solid objects access way two sides is all sealed by the channel seal bag.

Gas turnover valve on the base is arranged on the both sides of base, be used to extract the gas in the glove box out and in glove box, charge into inert gas, in order to prevent that flexible casing from stopping up evacuating valve and bleeding inhomogeneous, also specialized designs the subsidiary conduit of bleeding, this pipeline is positioned at casing and is connected with evacuating valve, is covered with small pore above the pipeline.Liquid turnover valve provides the passage in the liquid turnover glove box, and the user can use these passages cooling water supply and liquid charging stock in glove box according to different needs.Solid objects access way both sides are sealed by the channel seal bag, independently gas turnover valve is arranged on the passage, like this when object turnover casing, as long as the gas in the independent extraction passage, must the extraction whole box body, can take out or put into article in the particular surroundings not destroying in the case like this, can also couple together with the solid objects access way of channel seal bag two or more glove boxes, can in different glove boxes, finish different unit operations like this, and by the solid access way these are operatively connected, constitute complete pile line operation work.Receptacle in the glove box mainly is to provide power supply for the equipment in the case.Because casing is flexible, casing falls down for the convenience of operating and when preventing to leak gas, and is provided with different bracing or strutting arrangements on base.Base comprises that also multi-sealed device can be connected with casing or a plurality of box sealing that is nested together.

This glove box is not subjected to the restriction of size, shape, even can be used as workshop and factory building use, and at this moment the people can enter into operating equipment in the casing.

The advantage of this glove box:

1, simple in structure, good seal performance.

2, of many uses, easy to use.

3, cost is low, makes easily, and use cost is low.

4, can guarantee to pass in and out various materials, can guarantee continued operation not changing under the constant situation of main box environment.

5, the use that can be connected with each other realizes pile line operation.

6, easy to maintenance, be convenient to disassembly, cleaning, and main box can change at any time, can satisfy disposable requirement.

7, in light weight, be convenient to move, in the time of obsolete, can be covered up very easily.

Description of drawings

The present invention will be further described below with reference to accompanying drawing.

Accompanying drawing is the glove box structural representation.

1, flexible casing, 2, rigid base, 3, observation window, 4, bracing or strutting arrangement, 5, the gloves interface, 6, the opotism on the gloves interface, 7, the gloves interface on the base, 8, the sealing device of casing and base, 9, receptacle, 10, the valve (comprising gas turnover valve and liquid turnover valve) on the base, 11, the valve on the solid objects access way, 12, the subsidiary conduit of bleeding, 13, the solid objects access way, 14, sealing bag.

The specific embodiment

With reference to accompanying drawing, the structure of glove box is to be made of flexible casing and rigid base.Flexible casing comprises the opotism 6 on casing 1, gloves interface 5, the gloves interface and forms with sealing device 8 that base is tightly connected.Rigid base comprises sealing device 8 and several solid objects access ways 13 compositions that gloves interface 7, receptacle 9, several gas turnover valves on base 2, observation window 3, the base pass in and out valve 10 with liquid, bleed subsidiary conduit 12, are connected with box sealing, the solid objects access way is provided with two gas turnover valves 11, and carries out interior external seal by sealing bag 14.

Operation principle: when using glove box, should earlier required article such as equipment, material be placed in the base 2, and the sharp keen places such as corner angle on the equipment be encased, in case when bleeding, damage flexible casing 1 with towel or cloth; Secondly supporting gloves are sealedly connected on the

gloves interface

5 and 7 on flexible casing 1 and the base 2, and flexible casing 1 is enclosed within on the base 2, be tightly connected with sealing device 8; The subsidiary conduit 12 of will bleeding then is connected on the evacuating valve 10, open evacuating valve 10, take out most of gas in the case with aspiration pump, at this moment flexible casing 1 volume in the minimizing casing that can subside, like this in continue feeding the inert gas replacement case during surplus air, can reduce the consumption of inert gas, in order to prevent to damage flexible casing, suggestion does not exhaust the air in the casing fully; Open inert gas and enter valve 10, keeping continuing the air inlet some time under the situation of bleeding; Close evacuating valve 10, continue to charge into inert gas, at this moment flexible box is known from experience reinstatement gradually, opens bracing or strutting arrangement 4 and falls down when leaking gas to prevent casing, enters casing in order to prevent air, and the air pressure in the casing should be bigger than atmospheric pressure a little; Close inert gas and enter valve 10, and check that whole glove box has or not the place of gas leakage,, then can bring into use if glove box does not have the place of gas leakage.Can clearly observe the situation of operating in the casing by the observation window 3 on transparent casing 1 or the base during use.In operating process, in casing, supply if desired or the taking-up object, then can utilize solid objects access way 13.The operating process that article enter in the casing is as follows: the sealing bag 14 that solid access way casing is outer is opened, object is put into passage 13, use sealing bag 14 seal channels 13 again, open the gas turnover valve 11 on the passage, in passage, charge into the air in the inert gas replacement passage, close gas turnover valve 11, open the sealing bag 14 in solid access way 13 casings, take out object, with sealing bag 14 seal channels 13.If in casing, take out article, should open the gas turnover valve 11 on the passage earlier, with the air in the inert gas replacement passage, make it consistent, and then open the sealing bag 14 in passage 13 casings, object is put into passage 13 with the environment in the casing, use sealing bag 14 seal channels 13 again, open the outer sealing bag 14 of passage 13 casings again, take out article, with sealing bag 14 seal channels 13.Receptacle 9 is installed in the casing, can provides power supply for the equipment of putting into casing.Other valve 10 on the base can provide cooling water and other gas or liquid charging stock, perhaps relief liquor body or gas outside casing in casing.

A plurality of flexible casings 1 can also be nested together under special circumstances, be enclosed within together then on the base 2, by the use that links together of multi-sealed device 8.When using, whole glove box can be sealed in the polybag, to strengthen air-tightness and to extend working time as locker.

Running into pile line operation, when perhaps needing the unit operations that each is different to couple together operation, can couple together with the channel seal bag of both ends open solid objects access way 13 two or more glove boxes, couple together with the valve 10 of flexible pipe different glove boxes, can between different glove boxes, constitute the substance channel of complete gas, liquid, solid like this, different operations is combined, the task of a complexity is intactly placed under the special atmosphere finish.

This glove box is not subjected to the restriction of size, shape, even can be used as workshop and factory building and use, and at this moment the people can enter into operating equipment in the casing by solid matter access way 13, and people's breathing can be by carrying oxygen cylinder, or solve by gas turnover valve.

Claims

1, a kind of glove box, it is characterized in that structure is made of flexible casing and rigid base, flexible casing comprises casing, gloves interface, rigid base comprises base, gas turnover valve, liquid turnover valve, solid objects access way, channel seal bag, the subsidiary conduit of bleeding, gloves interface, receptacle, bracing or strutting arrangement, casing and base assemble by sealing device.

2, glove box according to claim 1 is characterized in that flexible casing is to be made by flexible material, casing comprise the gloves interface and with the corresponding sealing device of base.

3, glove box according to claim 1 is characterized in that the use that can be nested together of a plurality of flexible casings.

4, glove box according to claim 1 is characterized in that rigid base made by rigid material, and base is provided with multi-sealed device, can be connected jointly with a plurality of casings that are nested together.

5, glove box according to claim 2 is characterized in that flexible material is plastics, latex, rubber, polyurethane.

6, glove box according to claim 4 is characterized in that rigid material is plastics, glass, stainless steel.

7, glove box according to claim 2, the flexible material that it is characterized in that casing is transparent.

8, glove box according to claim 2, the flexible material that it is characterized in that casing is opaque, the top of rigid base gloves interface is provided with observation window.

9, glove box according to claim 1 is characterized in that the solid objects access way is provided with gas turnover valve, and the both sides of solid objects access way are sealed by the channel seal bag.

10, glove box according to claim 1 is characterized in that the gloves interface has opotism, has fold and sealing ring on the opotism.