CN214825854U

CN214825854U - Drawable back sealing bag with good sealing performance

Info

Publication number: CN214825854U
Application number: CN202120968680.1U
Authority: CN
Inventors: 沈培; 高德壮
Original assignee: Nantong Shihe New Medical Materials Co ltd
Current assignee: Nantong Shihe New Medical Materials Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-23
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a can take out and press back of body envelope that leakproofness is good relates to back of body envelope technical field, can take out and press the inside leakproofness of back of body envelope when operating for solving current the proposition lower, and because of can taking out and press consequently can produce certain gas leakage or the relatively poor problem of gap lead to the leakproofness. The utility model discloses a bag body, including bag body, bag body front end, first opening and take out and press a tub swing joint, take out and press the pipe front end to be provided with the twist cap, bag body upper end is provided with the bag and follows, the internal thickening layer that is provided with of bag, it is provided with first magnet strip and second magnet strip along the inboard to have the bag, first magnet strip and second magnet strip swing joint.

Description

Drawable back sealing bag with good sealing performance

Technical Field

The utility model relates to a back of body envelope technical field specifically is a back of body envelope bag can be taken out and is pressed that leakproofness is good.

Background

The back sealing bag is called as a middle sealing bag, is a special vocabulary in the packaging industry, and is a packaging bag with the edge sealed at the back of the bag body, the application range of the back sealing bag is very wide, common candies, packaged instant noodles, packaged dairy products and the like all adopt the packaging form, and because the back sealing bag is sealed at the back, the two sides of the bag body can bear higher pressure, and the possibility of packaging damage is reduced.

The back envelope is compared other packing forms because the bag body both sides do not have the banding, has consequently guaranteed that the positive pattern of packing is complete, and is more pleasing to the eye, and general back envelope can go on through the mode of taking out the pressure when carrying out the envelope, and current can take out the inside leakproofness of pressing the back envelope when carrying out the operation is lower, and because of can taking out the pressure consequently can produce certain gas leakage or the gap leads to the leakproofness relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can take out and press back of body envelope that leakproofness is good to it is lower to provide to take out and press the inside leakproofness of back of body envelope when operating in solving above-mentioned background art, and because of can taking out and press consequently can produce certain gas leakage or the relatively poor problem of gap lead to the leakproofness.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can take out and press back of body envelope that leakproofness is good, includes the bag body, bag body front end is provided with the pump-out pipe, first opening has been seted up to bag body front end, first opening with take out and press a tub swing joint, pump-out pipe front end is provided with the twist cap, bag body upper end is provided with the bag and follows, the internal thickening layer that is provided with of bag, it is provided with first magnet bar and second magnet bar along the inboard to have the bag, first magnet bar and second magnet bar swing joint.

Preferably, the lower end of the pumping pipe is provided with a lower edge through a bag body, the upper end of the lower edge is provided with a first adhesive layer, and the inner side of the pumping pipe is provided with a second adhesive layer.

Preferably, a first support is arranged in the pressure pumping pipe, the first support is T-shaped, the first support is fixedly connected with the pressure pumping pipe, and symmetrical second openings are formed in the upper end of the first support.

Preferably, third openings are symmetrically formed in the lower edge, and rubber blocks are arranged in the two third openings.

Preferably, two symmetrical second supports are arranged in the two third openings, the two second supports are fixedly connected with the rubber blocks, and the two rubber blocks are located below the second supports.

Preferably, symmetrical fourth openings are formed in the two second brackets.

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

1. this can take out and press back of body envelope that leakproofness is good, can increase the quality of back of body envelope itself through the thickening layer of addding at the internal of bag, secondly be the bag that sets up along can ensure when opening the back of body envelope after the sealing of guarantee inside air sealed, the first iron-absorbing strip and the second iron-absorbing strip that set up can be convenient for open the back of body envelope after adsorb and close at the bag, even if open in the later stage or all can seal it when using, do not influence the later stage and use, the pressure pipe of taking out that sets up can conveniently provide a butt joint when taking out the pressure, can play the effect of convenient operation simultaneously.

2. This can take out and press back envelope that leakproofness is good can be convenient for play the support through the first support that sets up in taking out the pressure tube, and the second opening of seting up can be convenient for the butt joint take out and press the hole, and the third opening of seting up in the edge can be convenient for provide the vent down, and the rubber blanket that sets up including can not influence outside ventilation taking out and pressing, avoids outside air to inside circulation simultaneously.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic structural diagram of the area a of fig. 3 according to the present invention.

In the figure: 1. a bag body; 2. a pressure pumping pipe; 3. a first opening; 4. screwing a cover; 5. a bag edge; 6. thickening the layer; 7. a first iron absorbing strip; 8. a second magnet bar; 9. a lower edge; 10. a first adhesive layer; 11. a second adhesive layer; 12. a first bracket; 13. a second opening; 14. a third opening; 15. a rubber block; 16. a second bracket; 17. a fourth opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a can take out and press back of body envelope that leakproofness is good, includes the bag body 1, 1 front end of the bag body is provided with the pumping pipe 2, first opening 3 has been seted up to 1 front end of the bag body, first opening 3 and pumping pipe 2 swing joint, the pumping pipe 2 front end is provided with the twist cap 4, 1 upper end of the bag body is provided with bag edge 5, be provided with thickening layer 6 in the bag body 1, there is the bag to be provided with first iron bar 7 and second iron bar 8 of inhaling along 5 inboards, first iron bar 7 and second iron bar 8 swing joint of inhaling.

Further, the lower extreme of the pressure pipe 2 is provided with down along 9 through the bag body 1, be provided with first viscose layer 10 down along 9 upper ends, the pressure pipe 2 inboard is provided with second viscose layer 11, can increase the quality of back of the body envelope bag itself through the thickening layer 6 that adds in the bag body 1, secondly, the bag that sets up is along 5 can ensure the sealed of guarantee inside air when opening back of the body envelope bag after closing, adsorb and close after 5 first magnet-absorbing strip 7 and the second magnet-absorbing strip 8 that set up in the bag edge can be convenient for open back of the body envelope bag, even if open in the later stage or all can seal it when using, do not influence the later stage and use, the pressure pipe 2 that sets up can conveniently provide a butt joint when taking out the pressure, can play the effect of convenient operation simultaneously.

Further, take out and press being provided with first support 12 in the pipe 2, first support 12 is the T style of calligraphy, first support 12 with take out and press 2 fixed connection of pipe, the second opening 13 of symmetry is seted up to first support 12 upper end, can be convenient for play the support through taking out the first support 12 that presses the intraductal setting of 2, and the second opening 13 of seting up can be convenient for dock and take out and press the hole.

Further, set up symmetrical third opening 14 in the lower edge 9, all be provided with rubber block 15 in two third openings 14, can be convenient for provide the vent through the third opening 14 of seting up in the lower edge 9, and the rubber block 15 that sets up can not influence outside ventilation at the suction pressure, avoids outside air to inside circulate simultaneously, can see that rubber block 15 is trapezoidal in figure 4.

Further, symmetrical second supports 16 are arranged in the two third openings 14, the two second supports 16 are fixedly connected with the rubber block 15, the two rubber blocks 15 are located below the second supports 16, and the rubber block 15 can be fixed through the arranged second supports 16.

Furthermore, symmetrical fourth openings 17 are formed in the two second supports 16, and ventilation can be effectively controlled by forming the fourth openings 17 in the second supports 16.

The working principle is as follows: when the back sealing bag is used, firstly, the screw cap 4 can be opened when the back sealing bag needs to be pumped, the third opening 14 formed in the lower edge 9 of the pumping pipe 2 can provide a ventilation opening, the pumping pressure can be ensured, meanwhile, the back sealing bag can not be pressed into the back sealing bag in a back pressure mode, the rubber block 15 arranged on the second support 16 can not influence outward ventilation when the pumping pressure is performed, meanwhile, the inward circulation of external air is avoided, the trapezoidal shape of the rubber block 15 can be seen from the figure 4, a good advantage can be provided for outward air pumping, meanwhile, the lower edge 9 is arranged to avoid easy looseness of the pumping pipe 2 when the pumping pressure pipe is used, the lower edge 9 can enable the pumping pressure pipe 2 to be connected with the back sealing bag through the first adhesive layer 10 and the second adhesive layer 11 to play a good fixing role, meanwhile, the thickening layer 6 additionally arranged in the bag body 1 can improve the quality of the back sealing bag, secondly, the arranged bag edge 5 can ensure that the sealing of internal air can be sealed when the back sealing bag is closed after the back sealing bag is opened, the first iron-absorbing strip 7 and the second iron-absorbing strip 8 that set up in 5 edges in the bag can be convenient for open and adsorb after the back envelope and close, even if open in the later stage or all can seal it when using, do not influence the later stage and use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a can take out and press back of body envelope that leakproofness is good, includes the bag body (1), its characterized in that: the utility model discloses a bag body, including bag body (1), first opening (3) have been seted up to bag body (1) front end, first opening (3) and pumping pipe (2) swing joint, pumping pipe (2) front end is provided with twist cap (4), bag body (1) upper end is provided with bag edge (5), be provided with thickening layer (6) in the bag body (1), it inhales iron bar (8) to have the bag edge (5) inboard to be provided with first iron bar (7) and second, iron bar (8) swing joint is inhaled to first iron bar (7) and second.

2. The drawable back-seal bag according to claim 1, wherein: the lower end of the pressure pumping pipe (2) is provided with a lower edge (9) through a bag body (1), a first adhesive layer (10) is arranged at the upper end of the lower edge (9), and a second adhesive layer (11) is arranged on the inner side of the pressure pumping pipe (2).

3. The drawable back-seal bag according to claim 1, wherein: the utility model discloses a take out pressure pipe (2) and take out pressure pipe (12) and take out, be provided with first support (12) in the pressure pipe (2), first support (12) are the T style of calligraphy, first support (12) and take out pressure pipe (2) fixed connection, symmetrical second opening (13) are seted up to first support (12) upper end.

4. The drawable back-seal bag according to claim 2, wherein: symmetrical third openings (14) are formed in the lower edge (9), and rubber blocks (15) are arranged in the two third openings (14).

5. The drawable back-seal bag according to claim 4, wherein: symmetrical second supports (16) are arranged in the two third openings (14), the two second supports (16) are fixedly connected with rubber blocks (15), and the two rubber blocks (15) are located below the second supports (16).

6. The drawable back-seal bag according to claim 5, wherein: and symmetrical fourth openings (17) are formed in the two second brackets (16).