CN2759957Y - Vacuum conservation tank construction - Google Patents

Abstract

The utility model relates to a structure of a vacuum conservation tank. Mainly, a sealing cover body is arranged above a vacuum conservation tank. One containing hole and one air leakage hole are arranged on the proper positions of the sealing cover body. One upper sleeve barrel, one connecting member and one telescopic rubber sleeve are sheathed in the containing hole. When the air in the vacuum conservation tank is drawn, the vacuum conservation tank is in a vacuum state, the telescopic rubber sleeve is attracted into a compression shape due to a vacuum function and the upper sleeve barrel is together raised to protrude outside the containing hole. Inversely, when the vacuum state is damaged, the telescopic rubber sleeve flexes to restore the original position and the upper sleeve barrel is retracted in the containing hole. Hereby, whether the vacuum conservation tank is positioned in the vacuum state or not can be judged. One group of flow stop valve members which can prevent air circumfluence in a multiple mode are arranged on the end of an air extraction pipe, and the flow stop valve members can effectively prevent outside air from penetrating the air extraction pipe to flow into the vacuum conservation tank. A number ring which is marked with a date is arranged and covered on the position of the air leakage hole. An air leakage valve member is arranged on the center of the number ring, hereby, the structure of a vacuum conservation tank can simultaneously provide the marking of the refreshing time of an article in the vacuum conservation tank and the air leakage use in the vacuum conservation tank, thereby, the efficacy of vision identification and double leakage stop is achieved.

Description

Vacuum is preserved jar structure

Technical field

The utility model relates to a kind of vacuum and preserves jar structure.

Background technology

General household or dining room are the freshness and the pot-life of preservation food or article, and food or article are placed in the vacuum preservation jar, locate it under vacuum state, cause rotten or corrupt to prevent content because of absorbing aqueous vapor.

Shown in Fig. 6 and Fig. 7 (A) and Fig. 7 (B), for general vacuum commonly used is preserved jar, it is by a tank body 60, one seal cover cap 61 and one covers 70 compositions, it mainly is to be provided with an air column 62 in seal cover cap 61 places of vacuum preservation jar internal layer, be arranged with a spring 621 in this gas column 62, an one telescopic gum cover 622 and a protecting cover 623, when utilization bleed part 64 see through the purt pipe 63 of bleeding with jar in air extraction when being vacuum state, this gum cover 622 promptly is attracted into the compression shape because of vacuum action, otherwise, when vacuum state is destroyed, cover 70 preformed hole 71 owing to the vacuum attraction effect to gum cover 622 disappears to make gum cover 622 reinstatements and protrude in, be available for users to whether be in vacuum state in conveniently recognized jar; Cover 70 in skin in addition and be provided with a preformed hole 72, can air must be entered in the tank body,, and can open tank body with vacuum state in the destruction jar for pushing the pressure release valve member 66 of being located at seal cover cap 61 bleeder ports 65 places; Establish the figure ring 73 that a mark has month and date in addition and in covering 70 appropriate locations, be available for users to set and clear and definite identification jar in the date saved of article, and then can guarantee the edible of jar interior article and preservation safety.

Aforesaid vacuum is preserved jar structure, because it is prior to the sheathed seal cover cap of tank body, cover in seal cover cap top sheathed again, its many lid designs, make trouble and increase cost, and this pressure release valve member only is simply to seal bleeder port, still have the misgivings of gas leakage, and this part of bleeding only is an one-way valve designs with the purt pipe of bleeding, can't guarantee that outside or inner air tube can not enter in the tank body again, if or non-compacting means has the space to make air admission easily, and the effect that vacuum is preserved in the influence jar, this covering surfaces figure ring and two preformed hole settings in addition, it causes makes complicated many work programmes, forms complex surfaces, and not enough simple example falls, influence visual appearance, above-mentioned many disadvantages truly has necessity anxious to be improved.

The utility model content

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art and design a kind of vacuum and preserve jar structure, and it is simple in structure, and the vacuum that provides a tool vision identification whether to be in vacuum state is preserved jar, and in the seal cover cap extraction pipe, be provided with one group of dual flow-stop valve, effectively prevent in the air admission jar, provide the vacuum of a tool vision identification and multiple fluid stopping to preserve jar according to this.

For achieving the above object, the utility model provides a kind of vacuum to preserve jar structure, it is made of a tank body and a sealable tank, be provided with extraction pipe and the part of bleeding with the tank interior air extraction in sealable tank, and be provided with a bleeder port and in addition and hold the hole, the user can be by pressing down the disappointing valve member be located in the bleeder port to remove the vacuum state of tank body; In above-mentioned appearance hole, be arranged with a sleeve and a telescopic gum cover, the compression that utilizes this gum cover to cooperate its elastic reaction and produced with the tank interior air condition or uphold can change relative position relation between sleeve and appearance hole provides according to this user is easier to judge in the tank body whether be vacuum state; And being provided with one group between freeing pipe and tank body has the multiple fluid stopping valve member that prevents that gas from entering in addition, discharges only and can not be back in the tank body with effective control air, has vacuum state Presentation Function and the effect of guaranteeing vacuum state to reach one.

The valve member place of should losing heart can set up the dated figure ring of a mark, made figure ring and disappointing valve member form the setting of same center, can simplify manufacturing process according to this and have the visual appearance effect of integraty concurrently.In sealing lid holds the hole by a connecting piece to be arranged with a upper bush, a gum cover and an end sleeve respectively, and this gum cover is to be sheathed between upper bush, connecting piece and the end sleeve, it can and cooperate vacuum action in the tank body by the elastic behavior of gum cover, make gum cover can be compression or stretched condition, and relatedly upper bush is risen stretch out seal cover cap to hold hole or appearance to shrink in and hold in the hole, so that the effect that whether is in vacuum state in user's easy identification tank body to be provided.This connecting piece has upper and lower threaded portion and central bead, is provided with a pore that connects in central bead place, and the inner integral transverse of connecting piece is provided with a joint seat, this joint seat below projection one gas column, and this gas column also connects with pore.If be formed with caulking groove between this connecting piece interior bonds seat pedestal and gas column, can supply the nested location of gum cover.A protruded stigma is equipped with in its top of this upper bush, and the cover tube bottom has opening, the place is provided with corresponding profile groove respectively in upper bush tube edge, establish in its opening base ring edge place and to have groove, upper bush can and be worn into connecting piece inside by means of its two sides profile groove aligning connecting piece inner transverse joint seat, upper bush just can be located between connecting piece and end sleeve, and this upper bush bottom groove and be integral with fin is mutually nested in the gum cover bottom.Can be equipped with the display part of a tool shape design in this upper bush top, to reach the effect of obvious identification and visual sense of beauty.This group fluid stopping valve member is to go out air-casing by one, one fluid stopping gum cover, the block set and one that one central authorities have a protruded stigma is only let out valve and is formed, this block set is to be mounted on the mouth of pipe below of bleeding, be arranged with one in the block set top and go out air-casing, this goes out the ostiolate outlet nozzle of its top projection one pyramid shape of air-casing, it generally is to be under the bar pressure and to be closed form, be provided with one in block set lower opening place group in addition and let out only valve, make when the part of bleeding is done in order to extraction tank interior gas in extraction pipe, gas promptly sees through to let out and ends valve through block set in jar, and the outlet nozzle of borrowing the pressure that deflates to strut out air-casing is discharged, Hou, outlet nozzle promptly recovers closure state, extraneous air can't be entered, and residual air can't valve enter tank body with only letting out by the fluid stopping gum cover, can reach the multiple effect that prevents air circulation.Its central authorities of this block set are provided with a protruded stigma and can wear for gum cover, are provided with the bead of stratum's shape in the protruded stigma outer ring edge, and are provided with several pores with ring seat place, bead bottom in vain in prominent, establish in the block set outer rim in addition to have several prominent ribs, are embedded and located in the mouth of pipe of bleeding can supplying.This fluid stopping gum cover is to be one cone-shaped, it can be sheathed on the block set protruded stigma, and but the proper support of its outer ring edge is covered on block set bead place, make when deflating, the fluid stopping gum cover promptly is out of shape the generation space for airiness, and after exhausting air, the fluid stopping gum cover is reinstatement, extraneous air can't can't pass the block set pore by the fluid stopping gum cover, to reach the effect that prevents air circulation.

It can and be let out in block set bottom opening place. end organizing between valve being provided with a filter pulp, to reach airfiltering effect.This is let out only its surface of valve and arranges and be provided with a plurality of gas ports wide at the top and narrow at the bottom, forms a check valve apparatus, effectively blocks air circulation and enters in the tank body.It is to establish a cylinder if the valve member that should lose heart connects, this cylinder bottom is provided with a tapering, in between cylinder tapering and root edge, be equipped with a pad, when being vacuum state, this cylinder is promptly because of the vacuum action quilt, push rising, the related pad that makes covers the bleeder port root edge, but and the deadend of cylinder tapering live leakage port; The valve member that will lose heart presses down, and can relatedly push cylinder decline and make pad be separated from bleeder port, makes in the air admission tank body, can remove vacuum state.It is that the sealable lid mouth of pipe place group of bleeding is provided with the pumping of bleeding, can reach the effect of bleeding fast.

In sum, the keystone configuration that the utility model vacuum is preserved jar structure is to have the seal cover cap that is integrally formed with extraction pipe, can save the unnecessary design of common structure two lids, and be provided with one in seal cover cap and hold the Kong Yuyi bleeder port, see through a connecting piece in the Yu Rongkong and be arranged with a upper bush, one gum cover and an end sleeve, make this gum cover can cooperate tank body vacuum action and related upper bush is risen protrude in hold the hole or decline is placed in the hole, to be available for users to seeing through the position of identification upper bush easily to be vacuum or antivacuum state in the judgement jar, the utility model also is equipped with one group of fluid stopping valve member in the extraction pipe end, and this fluid stopping valve member has the multiple gas that prevents and enters the effect of tank body, can effectively completely cut off extraneous air and inner residual air enters in the jar, and if this can adopt concentricity setting for the figure ring and the aie escape valve on mark date, make manufacturing process simplify and reach the effect of visual appearance, by textural association so, can provide the vacuum of vacuum state in the tool vision identification jar and the dual fluid stopping effect of tool to preserve jar structure.

Learn that by above explanation the utility model compared with prior art really can reach following some effects:

1, multiple fluid stopping effect: because fluid stopping valve element design of the present utility model, go out air-casing, fluid stopping gum cover and let out only valve design by means of it, form the isolated effect of multi-filtering, can effectively avoid extraneous air and residual air to enter in the jar, provide the multiple fluid stopping effect of a tool to preserve jar structure with the vacuum of guaranteeing jar interior vacuum state.

2, has obvious identification effect: because the utility model holds sheathed connecting piece, upper bush and gum cover in the hole, make this telescopic gum cover can cooperate jar interior vacuum action and relatedly impel upper bush to form to stretch out or be placed in the hole, the effect that provides the user more whether to be in vacuum state in the easy identification jar can be provided.

3, make simplification with attractive in appearance: because the utility model if the aie escape valve and the figure ring on mark date are adopted concentricity setting, can be simplified manufacturing, and present the visual appearance effect of one according to this.

4, simplify lid: because seal cover cap of the present utility model design, can be if sealing lid and hole slot and extraction pipe form one-body molded, can simplify lid, save the defective that to use two lids as structure commonly used, make to have the manufacturing process of simplification and cost-effective effect.

Description of drawings

Fig. 1 preserves the schematic appearance of jar for the utility model vacuum.

Fig. 2 preserves the three-dimensional exploded view of jar for the utility model vacuum.

Fig. 3 (A) preserves the section-drawing of jar for the utility model vacuum.

Fig. 3 (B) preserves the section-drawing of jar another angle for the utility model vacuum.

Fig. 3 (C) preserves the generalized section that jar is in vacuum state for the utility model vacuum.

Fig. 4 is the section-drawing of the utility model air extractor.

Fig. 5 (A) is the action section-drawing of the utility model fluid stopping valve member.

Fig. 5 (B) is another section-drawing of action of the utility model fluid stopping valve member.

Fig. 6 preserves the three-dimensional exploded view of jar for vacuum commonly used.

Fig. 7 (A) preserves the action generalized section that jar vacuumizes for vacuum commonly used.

Fig. 7 (B) preserves another scheme drawing of action section that jar vacuumizes for vacuum commonly used.

The main element nomenclature

A.... the utility model vacuum is preserved jar structure

10.... tank body 20.... seal cover cap 21.... holds hole 22.... bleeder port

The part 23.... extraction pipe 231.... embedding edge 232.... caulking groove 24.... bleeds

30.... connecting piece 31.... bead 311.... pore 32.... goes up the threaded portion

33.... following threaded portion 34.... joint seat 341.... caulking groove 35.... gas column

36.... upper bush 361.... protruded stigma 362.... opening 363.... profile groove

364.... groove 37.... gum cover 371.... protruding end 72.... fin

38.... end sleeve 39.... display part 40.... fluid stopping valve member

41.... go out air-casing 411.... outlet nozzle 412.... air extractor duct

42.... fluid stopping gum cover 43.... block set 431.... protruded stigma 432.... bead

433.... pore 434.... fin 44.... filter pulp 45.... lets out only valve

The valve member 51.... figure ring 52.... pad 451.... gas port 50.... loses heart

53.... cylinder 531.... tapering 532.... root edge 60.... tank body

61.... seal cover cap 62.... pore post 621.... spring 622.... gum cover

The purt pipe 64.... part of bleeding 623.... protecting cover 63.... bleeds

Valve member 70.... covers 65.... bleeder port 66.... loses heart

71.... preformed hole 72.... preformed hole 73.... figure ring

The specific embodiment

Please cooperate referring to 1,2 and Fig. 3 (A) and Fig. 3 (B) shown in, preserve the structure A of jar for the utility model vacuum, its formation comprises that a tank body 10 and a seal cover cap 20 form, sealing is covered 20 inside and is provided with one and holds hole 21 and have two and pass to the extraction pipe 23 of tank body 10 and the part 24 of bleeding, be arranged with a connecting piece 30 and a gum cover 37 in this appearance hole 21, being vacuum or antivacuum state to show tank body 10 inside according to vacuum action, and sealing is covered 20 appropriate locations and is provided with the figure ring 51 that a disappointing valve member 50 and can supply the mark date, can preserve jar structure A for the vacuum of preserving food or article to form a tool, it is mainly improved and is:

A connecting piece 30 that has the threaded portion up and down is spirally connected in seal cover cap 20 holds holes 21, and the aperture of its threaded portion 33, below is greater than threaded portion, top 32, these connecting piece 30 central beads 31 places are provided with a pore 311 that connects, be provided with a joint seat 34 in connecting piece 30 inner integral transverses, this joint seat 34 below projections one gas column 35, and be formed with caulking groove 341 in joint seat 34 and 35 of gas columns, this gas column 35 also connects with pore 311; It can be locked in threaded portion, top 32 seal cover cap 20 and hold in the hole 21, and its threaded portion 33, below can supply one end of interlocking sleeve 38, be sheathed under the connecting piece the telescopic gum cover 37 of a tool in the threaded portion 33 and 38 in end sleeve, and this gum cover 37 also is set in gas column 35 outsides, and will dash forward auspicious 371 build-ins above it in caulking groove 341, to reach the effect of strong fix, it also is coated with a upper bush 36 in threaded portion, top 32, a protruded stigma 361 is equipped with in these upper bush 36 its tops, and the cover tube bottom has opening 362,36 edge places are provided with corresponding profile groove 363 respectively in upper bush, establish in its opening 36 base ring edge places and to have groove 364, upper bush 36 can and be worn into connecting piece 3 inside by means of its two sides profile groove, 363 aligning connecting piece 30 inner transverse joint seats 34, make upper bush 36 just can be located in 38 in connecting piece 30 and end sleeve, and these upper bush 31 bottom grooves 364 and with gum cover 37 bottom fins 372 mutually nested being integral;

Shown in Fig. 4 and Fig. 5 (A), two extraction pipes, 23 ends in seal cover cap 20 are provided with one group of fluid stopping valve member 40, this fluid stopping valve member 40 is to go out air-casing 41 by one, one fluid stopping gum cover 42, one central authorities have the block set 43 of protruded stigma 431, one filter pulp 44 and one is let out only valve 45 and is formed, this goes out the outlet nozzle 411 of air-casing 42 its top projection one pyramid shape tool openings 412, it is to be closed form under bar pressure generally, it will go out air-casing 41 earlier and from bottom to top wear into the mouth of pipe 23 bottoms of bleeding, using air-casing 41 bottom beads just can be embedded on the mouth of pipe 23 embedding edge 231 of bleeding, again this block set 43 is worn in the mouth of pipe 23 of bleeding, seeing through the set fin 434 of block set 43 lateral margins is embedded in the mouth of pipe 23 caulking grooves 232 of giving vent to anger, and can reach the effect of air-casing 41 packings location, 431 rings of this block set 43 and protruded stigma edge place is formed with the bead 432 of stratum's shape simultaneously, be provided with several pores 433 in the ring seat place of bead 432 bottoms, for gas communication, and be coated with a taper fluid stopping gum cover 42 in bead 432 places, fluid stopping gum cover 42 is just overlapped to be placed on block set 43 protruded stigmas 431, and encircling edge around the fluid stopping gum cover 42 just supports to arrive on bead 43, be provided with a filter pulp 44 and in fluid stopping gum cover 42 bottom opening place groups in addition and let out only valve 45, this only lets out, and valve 45 its surface arrangements are provided with several gas ports wide at the top and narrow at the bottom 451, form an one-way valve designs, can effectively block air, make air flow out Hou and be difficult to enter again by its narrow portion;

Be provided with a bleeder port 22 again establishes for 50 groups for a disappointing valve member in seal cover cap 20 appropriate positions, and be provided with the dated figure ring 51 of a mark in these disappointing valve member 50 position groups, making this figure ring 51 and aie escape valve 50 form concentricity axle one installs, can save numerous and diverse manufacturing course in view of the above, and have one visual appearance effect preferably; Wherein, this aie escape valve 50 is provided with a cylinder 53 in seal cover cap 20 internal interface, and these cylinder 53 belows are provided with a tapering 531 and an outstanding root edge 532, and 531 asks with root edge 532 and to be coated with a pad 52 in the cylinder tapering;

Shown in Fig. 3 (A) and Fig. 3 (B), be the section-drawing of the utility model different angles, it is general aeration status, and this gum cover 37 is and unclamps shape, and the related upper bush 36 that struts makes the protruded stigma 361 of upper bush 36 form to hold to shrink in and holds 21 inside, hole; And for example shown in Fig. 3 (C) and Fig. 5 (B), vacuum state operating mode of the present utility model is by the repetitiousness pull part 24 of bleeding, make jar interior gas discharge tank body so that be vacuum state in the jar by extraction pipe 23, and because the setting of this fluid stopping valve member 40, when bleeding, air passes and lets out only valve 45 in jar, filter pulp 44, block set pore 433, because the air pressure of extracting out can be rushed to summit and be strutted 42 distortion of fluid stopping gum cover and flow out in encircling the space that edge produces on every side, and the pressure of its air can overcome bar pressure and enter in the extraction pipe 23 and discharge with the outlet nozzle 411 of washing out air-casing 41 open by opening 412, when treating that a jar interior air exhausts, outlet nozzle 411 is reinstatement and borrows the bar pressure compression to be closed state, extraneous air promptly is difficult for entering again, in-to-in fluid stopping gum cover 42 ring edge are that the reinstatement subsides are butted on block set bead 432 simultaneously, air promptly can't pass through, in addition because this lets out the only one-way valve designs of valve 45 pores 451, residual air insufficient pressure and can't be by entering in the jar forms the multiple fluid stopping effect of a tool and effectively prevents to end in the air admission jar. 40 designs of stream valve member.

And during the what air pump, this gum cover 37 tightens state because of vacuum action is absorption, and the related upper bush 36 that forces rises, then its protruded stigma 361 promptly forms and protrudes in seal cover cap appearance hole 21, can provide the obvious identification tank body 10 of user to be vacuum state, simultaneously, cylinder 53 also is subjected to vacuum action and rises, but make the tapering 531 of bottom cover bleeder port 22 root edge places with pad 52 proper tightening seals, air promptly can't enter; And when pushing the valve member 50 that loses heart, make this cylinder 53 be subjected to drops, tapering 531 breaks away from bleeder port 22 root edges with pad 52, air must see through the space of cylinder 53 taperings, 531 up-narrow and down-wide designing institute formation and flow to tank body 10 inside, can destroy vacuum state in the tank body 10, and can cover 20 by free opening encapsulation, when gum cover 37 is not subjected to vacuum action, promptly borrow itself elastic recovery original state, upper bush 36 is contracted downwards, and its protruded stigma 361 withdrawals are held in the hole 21, and can provide the user to judge easily in the jar in view of the above is the antivacuum state of place's what; In addition wherein, it can connect upper bush protruded stigma 361 display part 39 of establishing a tool styling design, to reach obvious identification and aesthetic.

Other what deserves to be mentioned is that the mouth of pipe 23 place's groups are provided with an air extracting pump pump apparatus but its utility model is bled, can reach the effect person who bleeds fast.

By forming with upper member, make integral structure utilize vacuum action gum cover 37 is absorption and tightens or pine opens and impel upper bush protruded stigma 361 to stretch out or hold the what seal cover cap that contracts and hold hole 21, be available for users to whether be in the easy identification jar vacuum state, and, extraction pipe 23 has one group of fluid stopping valve member 40 if meeting the place of establishing with tank body 10, effective control air only export but no import, guarantee that tank body 10 inside are vacuum state, also design in addition if aie escape valve 50 and date figure ring 51 can become one, make the visual sense of beauty succinct to simplify with enhancement, the utility model can provide according to this whether a tool identification is the multiple fluid stopping effect of vacuum state and tool, have vacuum attractive in appearance simultaneously concurrently and preserve jar structure A, really tool practicality and intention group are established.

In sum, the utility model vacuum is preserved jar structure, but provide one and have the vacuum preservation jar structure whether the easy identification tank interior is in vacuum state, and fluid stopping valve member with a multiple fluid stopping, to guarantee being vacuum state in the jar, if disappointing valve member and figure ring are located at same place, manufacturing process is simplified in addition, provide one to have whether easy identification is in vacuum state and vacuum attractive in appearance is preserved jar structure according to this, make whole really tool industrial applicability and innovation benefit.

It should be noted that, the above is the know-why that specific embodiment of the utility model is used, when if the change of doing according to conception of the present utility model, the function that it produced do not exceed the scope that specification sheets and accompanying drawing contain yet, all should be in scope of the present utility model.

Claims (14)

1, a kind of vacuum is preserved jar structure, it is made of a tank body and a sealable tank, and sealable tank is provided with the extraction pipe of tank interior air extraction and the part of bleeding, and is provided with a bleeder port and an appearance hole in addition, have in the bleeder port to remove the disappointing valve member of tank body vacuum state, it is characterized in that:

Be arranged with a sleeve and a telescopic gum cover in the above-mentioned appearance hole, be provided with one group between freeing pipe and tank body and have and multiplely prevent that gas from entering and discharge only with effective control air and can not be back to fluid stopping valve member in the tank body.

2, vacuum according to claim 1 is preserved jar structure, it is characterized in that, this disappointing valve member place sets up the dated figure ring of a mark, makes figure ring and disappointing valve member form same center and is provided with.

3, vacuum according to claim 1 is preserved jar structure, it is characterized in that, sealing lid holds in the hole by a connecting piece a sheathed upper bush, a gum cover and an end sleeve respectively, and this gum cover is sheathed between upper bush, connecting piece and the end sleeve upper bush rising and stretches out seal cover cap appearance hole or appearance and contract in the what appearance hole.

4, vacuum according to claim 3 is preserved jar structure, it is characterized in that, this connecting piece has upper and lower threaded portion and central bead, be provided with a pore that connects in central bead place, the inner integral transverse of connecting piece is provided with a joint seat, this joint seat below projection one gas column, this gas column also connects with pore.

5, vacuum according to claim 4 is preserved jar structure, it is characterized in that, being formed with between this connecting piece interior bonds seat pedestal and gas column can be for the caulking groove of the nested location of gum cover.

6, vacuum according to claim 3 is preserved jar structure, it is characterized in that, a protruded stigma is equipped with in its top of this upper bush, and the cover tube bottom has opening, upper bush tube edge place is provided with corresponding profile groove respectively, but its opening base ring edge place is provided with its two sides profile groove of groove upper bush mat and aims at connecting piece inner transverse joint seat and wear into connecting piece inside, and upper bush can be installed with between what connecting piece and end sleeve, and this upper bush bottom groove and fin is mutually nested bottom gum cover is integral.

7, vacuum according to claim 3 is preserved jar structure, it is characterized in that this upper bush top is equipped with the display part of a tool shape design.

8, vacuum according to claim 1 is preserved jar structure, it is characterized in that, this group fluid stopping valve member goes out block set and that air-casing, a fluid stopping gum cover, central authorities have protruded stigma by one and only lets out valve and formed, this block set is to be mounted on the mouth of pipe below of bleeding, the block set top is arranged with one and goes out air-casing, this goes out the ostiolate outlet nozzle of its top projection one pyramid shape of air-casing, is closed form under bar pressure, and block set lower opening place group is provided with one and lets out only valve.

9, vacuum according to claim 8 is preserved jar structure, it is characterized in that, these block set central authorities are provided with a protruded stigma that can supply gum cover to wear, be provided with the bead of stratum's shape in the protruded stigma outer ring edge, and Rui Huanzuochu is provided with several pores at the bottom of protruded stigma and the bead, and the block set outer rim is provided with several can supply to be embedded and located in the prominent rib in the mouth of pipe of bleeding.

10, vacuum according to claim 8 is preserved jar structure, it is characterized in that, it is one cone-shaped that this fluid stopping gum cover is, and it is sheathed on the block set protruded stigma, but and its outer ring edge just support be covered on block set bead place.

11, vacuum according to claim 8 is preserved jar structure, it is characterized in that, block set bottom opening place is provided with an airfiltering filter pulp with letting out, end to organize between valve.

12, vacuum according to claim 8 is preserved jar structure, it is characterized in that, this is only let out its surface of valve and arranges and be provided with several gas ports wide at the top and narrow at the bottom, forms one and effectively blocks air circulation and enter check valve apparatus in the tank body.

13, vacuum according to claim 1 is preserved jar structure, it is characterized in that, the valve member that should lose heart connects establishes a cylinder, this cylinder bottom is provided with a tapering, be equipped with a pad between cylinder tapering and root edge, at vacuum state, this cylinder is promptly squeezed into liter because of vacuum action is pushed, pad covers the bleeder port root edge, but and the deadend of cylinder tapering live leakage port; Disappointing valve member presses down, and pushes cylinder and descends, and pad is separated from bleeder port, in the air admission tank body, removes vacuum state.

14, vacuum according to claim 1 is preserved jar structure, it is characterized in that, the seal cover cap mouth of pipe place group of bleeding is provided with an air extracting pump of bleeding fast.

Images