CN203255517U

CN203255517U - Vacuum isolating device

Info

Publication number: CN203255517U
Application number: CN 201320148643
Authority: CN
Inventors: 陈继光
Original assignee: Bequerel & Sievert Co Ltd
Current assignee: Tianjin Beikexifu Technology Co ltd
Priority date: 2013-03-28
Filing date: 2013-03-28
Publication date: 2013-10-30
Anticipated expiration: 2023-03-28

Abstract

The utility model relates to a vacuum isolating device which comprises a frame base body, a sealing strip set, a door sheet piece and a vacuum generation device, wherein the frame base body is provided with at least one gas hole portion, the sealing strip set is arranged on one side of the frame base body, the door sheet piece is borne on the sealing strip set, and the vacuum generation device is connected with the gas hole portion. When a gas channel is formed between the door sheet piece and the sealing strip set, the gas hole portion is communicated with the gas channel. According to the structure, when the vacuum generation device works, a vacuum state appears inside the gas channel through the gas hole portion, and the door sheet piece is attached and combined to the sealing strip set in a vacuum mode. When the gas is leaked from a vacuum cavity or when the gas permeates the vacuum cavity from the exterior, the gas can be pumped out by means of the gas hole portion, and therefore the practical advancement for preventing gas leakage is achieved.

Description

The vacuum insulation device

Technical field

The utility model refers in particular to a kind of vacuum insulation device that prevents gas permeation for a kind of vacuum insulation device is provided.

Background technology

Gas is a kind of material without solid form in the reality, because its characteristic can be passed through many tiny places, so need add in the control and management to take a lot of trouble, has reached gas-insulated purpose.

The scientific and technological high development of the world today, all can apply to negative pressure space (such as fields such as quartz conductor, medical treatment) in various different field, see through device for vacuum generation and will present a negative pressure state in the particular space, prevent that the gas of extraneous gas in vacuum cavity from mixing to some extent, see through this kind mode, reach the quality of guaranteeing working substance in the vacuum cavity.

In simultaneously locating of vacuum cavity, all can be provided with one for the opening that opens and closes the airtight vacuum cavity, after seeing through this opening and inserting working substance in the vacuum cavity, the door-plate spare that will seal again opening in conjunction with after, isolated purpose inside and outside reaching.

The right above-mentioned vacuum insulation of commonly using is installed on when using, and waits to improve for really having following point and disappearance:

The vacuum insulation device of commonly using uses the mode of combined outside mostly, allow door-plate spare and the opening of vacuum cavity do the action of an overlay masking, see through buckling piece or other modes again and fix, this kind practice only can be with door-plate spare secure bond, but can't guarantee that the state of seepage can not occur gas.

So, how to solve the above-mentioned problem of commonly using and disappearance, be applicant of the present utility model and desire most ardently the direction place person that research improves with the relevant manufacturer that is engaged in the industry.

Summary of the invention

Technical problem to be solved in the utility model is: see through the framework pedestal in the upper sealing band group that arranges, and door-plate spare is carried on, make and form a gas passage between door-plate spare and sealing band group, see through again pore section and will keep a negative pressure state in the gas passage, by above-mentioned technology, can for commonly using the only fixing opening of covering vacuum cavity but can't determine whether that the problem points of gas permeation is broken through of the existing door-plate spare of vacuum insulation device, reach the practical improvement that prevents gas permeation.

A kind of vacuum insulation device is characterized in that: comprise

One framework pedestal, this framing holder body are formed with at least one pore section;

One is arranged at the sealing band group at this framework pedestal one side place;

One is carried on the door-plate spare on the sealing bar group, forms a gas passage between this door-plate spare and sealing bar group, and this system of pore section is interconnected with this gas passage; And

One with the device for vacuum generation of this pore section binding.

Wherein sealing bar group system comprises one first sealing band and one second sealing band.

Wherein this framework pedestal forms one first groove and one second groove in a side place, this first groove and this second groove system are arranged at for this first sealing band and this second sealing band respectively, and this system of pore section is formed between this first groove and this second groove.

Wherein sealing bar group is a hollow silica gel bar group or one of them person of solid silicon adhesive tape group.

Wherein be provided with at least one handle group that holds for the user on this door-plate spare.

Wherein this pore section is provided with an adapter, and this adapter is provided with a flexible pipe body, and this flexible pipe body one end system is connected with this device for vacuum generation.

Wherein this device for vacuum generation is provided with the pressure-sensing device of a detecting air pressure, and this device for vacuum generation and this pressure-sensing device binding start.

The utility model has the advantage of: applicant of the present utility model is because above-mentioned disappearance, so collection related data, via in many ways assessing and considering, and to engage in the many years of experience of the industry accumulation, via constantly studying and revising, the new patent person that this kind prevents the vacuum insulation device of gas permeation of beginning to design.

For reaching above-mentioned purpose, the utility model vacuum insulation device comprises a framework pedestal, this framework pedestal forms at least one pore section in a side place, and be provided with a sealing band group in framework pedestal one side place, sealing bar group system is carried on for a door-plate spare, form a gas passage between this door-plate spare and sealing bar group, and this system of pore section is interconnected with this gas passage, this system of pore section links a device for vacuum generation again.

See through above-mentioned structure; when the start of vacuum generation device; see through pore section and will present a vacuum negative pressure condition in the gas passage; allow by this absorption of door-plate spare be incorporated into; and if any gas in outside or during in interior generation seepage, gas enters in the gas passage, will it be extracted out by device for vacuum generation; reach the isolated effect of protection, reach by this practical improvement that prevents gas permeation.

Description of drawings

Fig. 1 is the block diagram of the utility model preferred embodiment.

Fig. 2 is the exploded drawings of the utility model preferred embodiment.

Fig. 3 is the cutaway view of the utility model preferred embodiment.

Fig. 4 is the use constitution diagram () of the utility model preferred embodiment.

Fig. 5 is the use constitution diagram (two) of the utility model preferred embodiment.

Fig. 6 is the gas flow scheme drawing of the utility model preferred embodiment.

Fig. 7 is the block diagram of another preferred embodiment of the utility model.

Fig. 8 is the use constitution diagram of another preferred embodiment of the utility model.

The specific embodiment

For reaching above-mentioned purpose and effect, the technological means that the utility model adopts and structure are hereby drawn and are illustrated in detail that with regard to this novel preferred embodiment its features and functions is as follows, understand fully in order to do profit.

Seeing also Fig. 1, Fig. 2 and shown in Figure 3, is block diagram, exploded drawings and the cutaway view of the utility model preferred embodiment, finds out that by knowing among the figure this novel system comprises:

One framework pedestal 1, these framework pedestal 1 one side places are formed with at least one pore section 11, and form one first groove 12 and one second groove 13 in a side place, and this pore section 11 is formed between this first groove 12 and this second groove 13;

One is arranged at the sealing band group 2 at these framework pedestal 1 one side places, sealing bar group 2 is to comprise one first sealing band 21 and one second sealing band 22, this first sealing band 21 is to be arranged in this first groove 12, and this second sealing band 22 is to be arranged in this second groove 13;

One is carried on the door-plate spare 3 on the

sealing bar group

2, and 2 of this door-plate spare 3 and sealing bar groups form a gas passage 5, and this pore section 11 is interconnected with this gas passage 5; And

One with the device for vacuum generation 4 of these pore section 11 binding, be provided with the pressure-sensing device 41 of a detecting air pressure and this device for vacuum generation 4 and this pressure-sensing device 41 binding starts on this device for vacuum generation 4.

Wherein sealing bar group 2 is a hollow silica gel bar group or one of them person of solid silicon adhesive tape group, and be provided with at least one handle group 31 that holds for the user on this door-plate spare 3, and this pore section 11 is provided with an adapter, and this adapter is provided with a flexible pipe body, and this flexible pipe body one end system is connected with this device for vacuum generation 4.

Please cooperate simultaneously and consult Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, be block diagram, exploded drawings, cutaway view, use constitution diagram (), use constitution diagram (two) and the gas flow scheme drawing of this novel preferred embodiment, find out by knowing among the figure, vacuum insulation device of the present utility model, when using, must first framework pedestal 1 be installed on the vacuum cavity, after this again door-plate spare 3 is covered, in the middle of be provided with one and make things convenient for the handle group 31 of holding operation for the user, even if door-plate spare 3 is vertical the setting, also can conveniently take or unload; When door-plate spare 3 was covered in when upper, sealing band group 2 will form a gas passage 5 between door-plate spare 3, further herein structure and gas actuation mode described in detail more at this, cause the first sealing band 21 and the second sealing band 22 are the design of protrusion, when door-plate spare 3 covers, the crack is the mobile gas passage of supplied gas 5 between the centre, and by the pore section 11 of 13 of the first groove 12 and the second grooves, with the gas permeation device for vacuum generation 4 in the gas passage 5 with its extraction, and when presenting negative pressure state in the gas passage 5, will produce an adsorption affinity by opposite house plate 3, door-plate spare 3 is fixed in; Central device for vacuum generation 4 can remove because of pressure-sensing device 41 pressure condition of sense gasses passage 5, when arriving certain negative pressure, pressure-sensing device 41 will order to stop start to device for vacuum generation 4, allow device for vacuum generation 4 no longer bleed, along with the time slowly passes, degree of vacuum in the gas passage 5 will slowly reduce, when arriving critical value, pressure-sensing device 41 will be to device for vacuum generation 4 start of ordering, gas passage 5 interior degree of vacuum are promoted again, see through this kind mode, can effectively save electricity consumption, and prolong the pot life of device for vacuum generation 4; And see through the practice that pore section 11 is set in the first groove 12 and the second groove 13, when gas releases from inside to outside from the first sealing band 21, also or extraneous gas when infiltrating from the second sealing band 22 ecto-entads, the capital detaches discharge by pore section 11 with it, the gas that prevents the inside and outside mixes, by above-mentioned structure and make flowing mode, reached the practical improvement that prevents gas permeation.

See also Fig. 7 and shown in Figure 8, be block diagram and the use constitution diagram of another preferred embodiment of the utility model, this embodiment is for using the concept theory of the utility model, be used in relatively large place, it makes flowing mode and gas discharge principle is all same as described above, seldom give unnecessary details at this, seeing through large-scale door-plate spare 3a and framework pedestal 1a cooperates, can be used in medical institutions or research unit (such as the negative pressure ward, manufacture of semiconductor produces the life skill research and development laboratory of line or high-precision), see through this kind structure, the occasion that can use is very extensive, can effectively bring into play this novel benefit of being brought.

Be with, vacuum insulation device of the present utility model is for improving the key problem in technology of commonly using:

Cooperation by pore section 11, sealing band group 2 and device for vacuum generation 4, when no matter gas leaks from the first sealing band 21 or the second sealing band 22 either directions, the gas of institute's seepage all can be introduced into gas passage 5, and from pore section 11 with its extraction, reach by this practical improvement that prevents gas permeation.

Seeing through in the gas passage 5 is a negative-pressure adsorption, makes door-plate spare 3 adsorbable being incorporated into, and need not set up the structure in conjunction with door-plate spare 3 and framework pedestal 1, can save the cost when arranging at this point.

Only, the above only is preferred embodiment of the present utility model, non-so namely arrest limit claim of the present utility model, so such as use the utility model specification sheets and graphic content institute for it simple and easy modification and equivalent structure variation, all should in like manner be contained in the claim of the present utility model, close and give Chen Ming.

In sum, vacuum insulation of the present utility model is installed on when using, for really reaching its effect and purpose, so the utility model really is the novel of a practicality excellence, for meeting the application important document of utility model patent, hence file an application, gift is accurate originally novel early to expect careful committee, with guarantee applicant's arduous invention in accordance with the law, if an ancient unit of weight office examine committee have any check doubtful, the indication of please writing to us without sparing, settled the doing one's utmost of applicant cooperates, and the true feeling public affairs are just.

Claims

1. a vacuum insulation device is characterized in that: comprise

One with the device for vacuum generation of this pore section binding.

2. vacuum insulation device according to claim 1 is characterized in that: wherein sealing bar group system comprises one first sealing band and one second sealing band.

3. vacuum insulation device according to claim 2, it is characterized in that: wherein this framework pedestal forms one first groove and one second groove in a side place, this first groove and this second groove system are arranged at for this first sealing band and this second sealing band respectively, and this system of pore section is formed between this first groove and this second groove.

4. vacuum insulation device according to claim 1, it is characterized in that: wherein sealing bar group is a hollow silica gel bar group or one of them person of solid silicon adhesive tape group.

5. vacuum insulation device according to claim 1 is characterized in that: wherein be provided with at least one handle group that holds for the user on this door-plate spare.

6. vacuum insulation device according to claim 1, it is characterized in that: wherein this pore section is provided with an adapter, and this adapter is provided with a flexible pipe body, and this flexible pipe body one end system is connected with this device for vacuum generation.

7. vacuum insulation device according to claim 1 is characterized in that: wherein this device for vacuum generation is provided with the pressure-sensing device of a detecting air pressure, and this device for vacuum generation and this pressure-sensing device binding start.