CN203111698U

CN203111698U - Air exhaust box structure

Info

Publication number: CN203111698U
Application number: CN 201320024530
Authority: CN
Inventors: 许木川
Original assignee: Young Town Enterprises Co Ltd
Current assignee: Young Town Enterprises Co Ltd
Priority date: 2013-01-17
Filing date: 2013-01-17
Publication date: 2013-08-07
Anticipated expiration: 2023-01-17

Abstract

The utility model discloses an air exhaust box structure which comprises an upper cover, a box body, a gasket and an air exhaust unit. The upper cover is provided with a top wall and a ring wall, wherein a containing chamber is arranged between the top wall and the ring wall, a joint plate is arranged below the containing chamber, an air exhaust hole and an air suction hole are formed in the top wall and the joint plate respectively, an embedded groove is formed in the circumference of the joint plate, the box body can be combined with the upper cover in a covering mode, and the gasket is made of soft materials to be manufactured to be a ring-shaped body and is arranged at the position of a ring groove of the joint plate of the upper cover. The air suction unit is mainly arranged at the position of the containing chamber of the upper cover and is provided with a pumping and a control circuit, wherein the pumping is provided with an air suction pipe connected with the air suction hole of the joint plate of the upper cover, and an air exhaust pipe connected with the air exhaust hole of the upper cover, and the control circuit is connected with the pumping and can control the motion of the pumping. The air exhaust box structure has good air impermeability, good air exhaust efficiency and good convenience of use.

Description

The box structure of bleeding

Technical field

The utility model is about a kind of box structure of bleeding.

Background technology

Existing box mainly has box body, and lid is set in box body top, make the interior ccontaining article of box body can be wrapped by to have the damp-proofing and fresh-keeping effect, and in order to promote better leak tightness, the lid of existing box more arranges tightening seal washer, make to have better leak tightness when lid covers box body, and can not damage because of humidity fast can provide cassette content to put as food such as rice, feed or electronic equipment the time.

Yet aforementioned structure still has a large amount of air because lid covers behind the box body in this box body, this inner air still can cause ccontaining article to damage after causing a period of time, thereby have at present to have on lid the air extractor design with check valve is set, and can work as and press lid when lid covers box body again and make air in the box body to be stressed to discharge towards check valve, and the user can make after pressing repeatedly repeatedly the air in the box body reduce to increase fresh-keeping effect in a large number, but aforementioned structure is not good because of the air-tightness of sealing packing ring, often cause extraneous air still can in the short time, infiltrate situation in the box body, must repeatedly press box body by hand during again because of operation, cause the inconvenient situation of operation, and this is pressed exhaust mode and still has the undesirable disappearance of pumping efficiency, will cause box to lose when pressing lid to bleed the fresh-keeping function disappearance when the user forgets again.

The utility model content

The purpose of this utility model is providing a kind of box structure of bleeding with preferable air-tightness, pumping efficiency and convenience.

For reaching above-mentioned purpose, solution of the present utility model is:

A kind of box structure of bleeding comprises:

One loam cake has roof, ring wall, and has room between roof, ring wall, and in the room below fish plate is set, and in roof, fish plate deflation hole, suction hole is set respectively again, in last bezel ring, week caulking groove is set again;

One box body that can cover with loam cake;

One makes the packing ring of annular solid by soft material, and is located at the annular groove position of loam cake;

One unit of bleeding is located at the chamber locations of loam cake, and is had a pumping, a control circuit, and this pumping arranges an aspirate tube and be connected with the suction hole of loam cake fish plate, and a freeing pipe is set is connected with the deflation hole of loam cake; Control circuit connects pumping again, and can control pump action.

The caulking groove of described loam cake is located at the fish plate position, and this caulking groove has roof, two side, and corresponding loam cake caulking groove position evagination arranges projecting ring section to box body in the top again, and this projecting ring section has apical margin and inside and outside wall; Packing ring arranges upper and lower junction surface in upper and lower side respectively again, and has pars contractilis between upper and lower junction surface, should go up in the caulking groove that the junction surface can embed loam cake affixed with caulking groove again; The pars contractilis upper and lower end links with upper and lower junction surface respectively again, and central authorities have the hollow part that compressive deformation can be provided, again in the side end that can recline with loam cake caulking groove sidewall is set; Descend junction surface central authorities to have the annular groove that can cover the box body projecting ring section again, and these annular groove both sides have can with projecting ring section in, outer wall recline in, external annulus, the top has the roof that can recline with the projecting ring section apical margin, and make exert pressure when the covering box body force-applied compression of the pars contractilis of packing ring and the force-applied expansion of side end of both sides and the caulking groove sidewall of loam cake fish plate are closely reclined of loam cake, shored by the projecting ring section apical margin stressed for the roof at this time junction surface again, and in making, external annulus clamping action relatively is in feasible being somebody's turn to do, external annulus can the projecting ring section of tightr clamping box body in, outer wall.

Described loam cake sidewall arranges the button edge, and the corresponding button of box body edge position arranges button again.

Described aspirate tube arranges check (non-return) valve.

Control circuit has an automatic button, a manual button in described, and press automatic button and can make control circuit control pumping bleed the time for one section in setting the pitch time auto-action, press hand push button again and can make control circuit control pumping bleed a period of time immediately.

After adopting said structure, the utility model can make loam cake exert pressure when making the button of box body fasten the button edge of loam cake and compel to close with box body, and the force-applied compression of the pars contractilis that makes packing ring and the force-applied expansion of side end of both sides and the caulking groove sidewall of loam cake fish plate are closely reclined, shored by the projecting ring section apical margin stressed for the roof at this time junction surface again, and make the clamping action relatively of inside and outside ring wall, make and make loam cake fish plate and box body can have better driving fit effect by the inside and outside wall of projecting ring section that this inside and outside ring wall can tightr clamping box body.While the utility model can press automatic button or hand push button makes control circuit control pumping extract the interior gas of box body, makes the user open next time in the preceding box body of loam cake and can have convergence vacuum damp-proofing and fresh-keeping effect.Thereby the utility model can have preferable air-tightness, pumping efficiency and ease of use effect.

Description of drawings

Fig. 1 is exploded drawings of the present utility model;

Fig. 2 covers box body scheme drawing (showing not buckling state of button) for loam cake of the present utility model;

Fig. 3 is the A-A cutaway view in the utility model corresponding diagram 3;

Fig. 3 A is the partial enlarged drawing at A place among Fig. 3;

Fig. 4 covers box body for loam cake of the present utility model and makes button fasten scheme drawing;

Fig. 5 analyses and observe and the scheme drawing of bleeding for the B-B in the utility model corresponding diagram 5;

Fig. 5 A is the partial enlarged drawing at B place among Fig. 5.

Label declaration:

1 loam cake, 11 roofs, 111 deflation holes

12 ring walls, 121 button edge, 13 rooms

14 fish plates, 141 suction holes, 15 caulking grooves

151 roofs, 152 sidewalls, 2 box bodys

21 buttons, 22 projecting ring sections, 221 apical margins

222 inwalls, 223 outer walls, 3 packing rings

32 pars contractiliss, 321 hollow parts in junction surface on 31

33 times junction surface 331 annular grooves of 322 side ends

332 internal ring walls, 333 external annulus, 334 roofs

4 unit 41 pumpings 411 aspirate tubes of bleeding

412 freeing pipes, 413 check (non-return) valves, 42 control circuits

421 battery trays, 422 automatic buttons, 423 hand push buttons.

The specific embodiment

In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.

See also Fig. 1 to Fig. 3, the utility model comprises a loam cake 1, a box body 2, a packing ring 3, a unit 4 of bleeding, and this loam cake 1 has roof 11, ring wall 12, and

roof

11,12 of ring walls have room 13, and in room 13 belows fish plate 14 is set, and this fish plate 14 is by conjugative component and roof 11 combinations, in roof 11, fish plate 14 deflation hole 111, suction hole 141 are set respectively again, caulking groove 15 is set with joint ring 3 week in fish plate 14 rings again, and this caulking groove 15 has roof 151, two side 152, and button edge 121 is set in ring wall 12 sides again.

Box body 2 can be covered by loam cake 1, and the button 21 that can fasten with loam cake 1 button edge 121 in the outer rim setting, and corresponding loam cake 1 caulking groove 15 position evaginations arrange projecting ring section 22 in the top again, and this projecting ring section 22 has apical margin 221 and inwall 222, outer wall 223.

Packing ring 3 is made annular solid by soft material, and in upper and lower junction surface 31, following junction surface 33 are set respectively, and upper and lower junction surface 31,33 have pars contractilis 32, should go up junction surface 31 again and can embed in the caulking groove 15 of loam cake 1, and can be affixed by binder and caulking groove 15 roofs 151, two side 152; Pars contractilis 32 upper and lower ends link with upper and lower junction surface 31,33 respectively again, and central authorities have the hollow part 321 that compressive deformation can be provided, and the side end 322 that can recline with loam cake 1 caulking groove 15 sidewalls 152 is set in both sides again; Descend junction surface 33 central authorities to have the annular groove 331 that can cover box body 2 projecting ring sections 22 again, and these annular groove 331 both sides have can with projecting ring section 22 inside and outside walls 222,223 internal ring walls that recline 332, external annulus 333, the top has the roof 334 that can recline with projecting ring section 22 apical margins 221.

Room 13 positions of loam cake 1 mainly are located in the unit 4 of bleeding, and have a pumping 41, a control circuit 42, and this pumping 41 arranges an aspirate tube 411 and is connected with the suction hole 141 of loam cake fish plate 14, and a freeing pipe 412 is set is connected with the deflation hole 111 of loam cake, and in aspirate tube 411 check (non-return) valve 413 is set; Control circuit 42 connects pumping 41 again, and a battery tray 421 and an automatic button 422, a manual button 423 be set, and battery tray 421 can be organized and establishes battery (among the figure indicate) to provide control circuit 42 electric power, this automatic button 422, hand push button 423 are located at roof 11 outsides of loam cake 1 again, and press automatic button 422 and can make control circuit 42 control pumpings 41 bleed the time for one section in setting the pitch time auto-action, press hand push button 423 again and can make control circuit 42 control pumpings 41 bleed a period of time immediately.

Box body 2 of the present utility model can install as moistureproof article of desire such as rice, feed, electronic machines, and covers loam cake 1 again, but and makes the projecting ring section 22 of the annular groove 331 fit box bodys 2 at 3 times junction surfaces 33 of packing ring.

See also Fig. 4, Fig. 5, the utility model can make loam cake 1 exert pressure when making the button 21 of box body 2 fasten the button edge 121 of loam cakes 1 and compel to close with box body 2, and make the pars contractilis 32 force-applied compressions of packing ring 3 and the side end 322 force-applied expansions of both sides and caulking groove 15 sidewalls 152 of loam cake 1 fish plate 14 are closely reclined, the roof 334 at this time junction surface 33 can be subjected to projecting ring section 22 apical margins 221 to shore stressed again, and in making, external annulus 332,333 clamping actions relatively, in feasible being somebody's turn to do, external annulus 332,333 can the projecting ring section 22 of tightr clamping box body 2 in, outer wall 222,223, make loam cake 1 fish plate 14 can have better driving fit effect with box body 2.

The utility model can be pressed automatic button 422, stop after making control circuit 42 can control 41 action a period of times of pumping (tens of approximately seconds), and the gases in the box body 2 can be entered pumping 41 via suction hole 141, aspirate tube 411 and export to loam cake 1 outside by freeing pipe 412, deflation hole 111 again, and the check (non-return) valve 413 of this aspirate tube 411 can guarantee that gas can adverse current; This control circuit 42 can make the action of pumping 41 repeatedly pumpings again behind one section setting-up time (about 4 ~ 12 hours) again, though make that extraneous gas still may infiltrate in the box body 2 when the user went out the long period, but after still can being set in a period of time, the gas in the box body 2 extracts so that have convergence vacuum damp-proofing and fresh-keeping effect in the box body 2, the user makes control circuit 42 control pumpings 41 extract gas a period of times (approximate number 10 seconds) in the box body 2 immediately if also can press hand push button 423 in the short time can open loam cake 1 time again, makes the user open next time before the loam cake 1 and can have convergence vacuum damp-proofing and fresh-keeping effect in the box body 2.

Be with by the above, the utility model can have preferable adaptation and the easy-to-use effect of bleeding, and control circuit of the present utility model also can connect outside civil power, and previous embodiment is for setting forth the utility model illustration, be not the restriction of the utility model claim, all equivalence changes of doing according to the utility model spirit also should belong in the utility model category.

Claims

1. the box structure of bleeding is characterized in that, comprising:

One box body that can cover with loam cake;

2. the box structure of bleeding as claimed in claim 1, it is characterized in that: the caulking groove of loam cake is located at the fish plate position, and this caulking groove has roof, two side, and corresponding loam cake caulking groove position evagination arranges projecting ring section to box body in the top again, and this projecting ring section has apical margin and inside and outside wall; Packing ring arranges upper and lower junction surface in upper and lower side respectively again, and has pars contractilis between upper and lower junction surface, should go up in the caulking groove that the junction surface can embed loam cake affixed with caulking groove again; The pars contractilis upper and lower end links with upper and lower junction surface respectively again, and central authorities have the hollow part that compressive deformation can be provided, again in the side end that can recline with loam cake caulking groove sidewall is set; Descend junction surface central authorities to have the annular groove that can cover the box body projecting ring section again, and these annular groove both sides have the inside and outside ring wall that can recline with the inside and outside wall of projecting ring section, the top has the roof that can recline with the projecting ring section apical margin, and loam cake is exerted pressure, and the pars contractilis of packing ring is subjected to force compresses and the force-applied expansion of side end of both sides and the caulking groove sidewall of loam cake fish plate is closely reclined when covering box body, shored by the projecting ring section apical margin stressed for the roof at this time junction surface again, the relative clamping action of inside and outside ring wall, the inside and outside wall of projecting ring section of the tight clamping box body of inside and outside ring wall.

3. the box structure of bleeding as claimed in claim 2, it is characterized in that: the loam cake sidewall arranges the button edge, and the corresponding button of box body edge position arranges button again.

4. the box structure of bleeding as claimed in claim 1, it is characterized in that: aspirate tube arranges check (non-return) valve.

5. as claim 1,2, the 3 or 4 described box structures of bleeding, it is characterized in that: control circuit has to press can be made control circuit control pumping press in the automatic button, of setting pitch time one period of bleeding of auto-action can making bleed the immediately hand push button of a period of time of control circuit control pumping.