CN218477889U

CN218477889U - Envelope with expansion structure

Info

Publication number: CN218477889U
Application number: CN202221750434.XU
Authority: CN
Inventors: 刘利; 杨勇
Original assignee: Qingdao Yipin Yonghe Packaging Co ltd
Current assignee: Qingdao Yipin Yonghe Packaging Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2023-02-14
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses an envelope with dilatation structure belongs to envelope technical field, including the envelope body, be equipped with dilatation subassembly and protective structure on the envelope body, the dilatation subassembly includes first crease and second crease, the both sides of envelope body all are provided with two first creases, the both sides of envelope body all are provided with the second crease, the second crease is interconnected with two first creases that are close to, the top of envelope body is provided with seal structure; through setting up dilatation subassembly and protective structure, under the cooperation of first crease and second crease, make this physical stamina of envelope automatic expand the processing, thereby make the dilatation to accomplish by the envelope body, guarantee inside letter or object can directly place the envelope body, first guard band, second guard band and third guard band mutually support simultaneously, can play certain guard action to the envelope body, prevent that the internal force that the envelope body received is too big, the damaged condition appears, the security is higher.

Description

Envelope with expansion structure

Technical Field

The utility model belongs to the technical field of the envelope, concretely relates to envelope with dilatation structure.

Background

The envelope is a bag-shaped package which is used for mailing letters or keeping the contents of letters and communicating document information and can also be used for temporarily storing some paper articles, and the envelope is generally made into a rectangular paper bag.

Traditional envelope is made by the monolithic thin paper mostly, and inner space is limited, is difficult to place the great article of volume, if directly place inside with the great article of volume, appears easily to be difficult to seal the processing, perhaps causes the condition of bursting to the envelope body, and the security is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an envelope with dilatation structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an envelope with dilatation structure, includes the envelope body, be equipped with dilatation subassembly and protective structure on the envelope body, the dilatation subassembly includes first crease and second crease, the both sides of envelope body all are provided with two first creases, the both sides of envelope body all are provided with the second crease, the second crease and two first crease interconnect that are close to, the top of envelope body is provided with seal structure.

As a preferred embodiment, the protection structure includes a first protection belt, a second protection belt and a third protection belt, the envelope body is fixedly connected with a plurality of first protection belts, and the envelope body is fixedly connected with a plurality of second protection belts.

As a preferred embodiment, a plurality of third protection belts are fixedly connected to the envelope body, and the first protection belt is fixedly connected to the adjacent second protection belt.

In a preferred embodiment, the third guard band is fixedly connected to the adjacent second guard band, and the cross-sectional shape of the first guard band is a V-shape.

As a preferred embodiment, the sealing structure includes a cover sheet, the envelope body is fixedly connected with the cover sheet, the envelope body is fixedly connected with two protection sheets, the cover sheet and the two protection sheets are both provided with an adhesive layer, and the surface of the adhesive layer is provided with release paper.

As a preferable embodiment, the four corners of the end of the envelope body are provided with protective sleeves, the cross section of each protective sleeve is in an L shape, and the envelope body is provided with a stamp adhesive, a postcode scribbling case and an information scribbling area.

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

the utility model discloses, through setting up dilatation subassembly and protective structure, when operating personnel used the device, if the letter that needs to place or the volume of object were great, under the cooperation of first crease and second crease, make envelope body can expand automatically and handle, thereby make envelope body accomplish the dilatation, guarantee that letter or object can directly place the envelope body inside, first protecting band, second protecting band and third protecting band mutually support simultaneously, can play certain guard action to envelope body, prevent that the internal force that envelope body received is too big, the damaged condition appears, the security is higher;

the utility model discloses, through setting up seal structure and lag, when operating personnel need seal the processing to the envelope body, operating personnel directly takes off the type paper on cover slip surface adhesion layer earlier, thereby paste the cover slip on envelope body surface, take off the type paper on two protection slip surface adhesion layers in proper order again, paste the cover slip surface with two protection slips, thereby accomplish the sealed reinforcement processing to the cover slip, through setting up the lag, four lags can provide certain guard action to the bottom of envelope body, avoid envelope body bottom damage to appear, guarantee the device's life.

Drawings

FIG. 1 is an overall view of the structure of the present invention;

FIG. 2 is a schematic view of the connection of the envelope body, the expansion assembly and the protection structure;

fig. 3 is an enlarged schematic view of the part a of the structure of the present invention.

In the figure: 1. an envelope body; 2. a capacity expansion component; 201. a first fold; 202. a second fold; 3. a protective structure; 301. a first guard band; 302. a second guard band; 303. a third protective band; 4. a sealing structure; 401. sealing a sheet; 402. an adhesive layer; 403. a protective sheet; 5. a protective sleeve; 6. sticking glue on the stamp; 7. marking a postcode; 8. an information scribble area.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Please refer to fig. 1-3, the utility model provides an envelope with dilatation structure, including envelope body 1, be equipped with dilatation subassembly 2 and protective structure 3 on the envelope body 1, dilatation subassembly 2 includes first crease 201 and second crease 202, and the both sides of envelope body 1 all are provided with two first creases 201, and the both sides of envelope body 1 all are provided with second crease 202, second crease 202 and two first crease 201 interconnect that are close to, and the top of envelope body 1 is provided with seal structure 4.

Specifically, as shown in fig. 1-2, the protective structure 3 includes a first protective strip 301, a second protective strip 302 and a third protective strip 303, the envelope body 1 is fixedly connected with a plurality of first protective strips 301, the envelope body 1 is fixedly connected with a plurality of second protective strips 302, the envelope body 1 is fixedly connected with a plurality of third protective strips 303, the first protective strip 301 is fixedly connected with the second adjacent protective strip 302, the third protective strip 303 is fixedly connected with the second adjacent protective strip 302, the cross-sectional shape of the first protective strip 301 is set to be "V" -shaped, by arranging the first protective strip 301, the second protective strip 302 and the third protective strip 303, the first protective strip 301, the second protective strip 302 and the third protective strip 303 are mutually matched, a certain protective effect can be exerted on the envelope body 1, the situation that the internal force applied to the envelope body 1 is too large and the envelope body is damaged is prevented, and the service life of the device is ensured;

specifically, as shown in fig. 2 to 3, the sealing structure 4 includes a sealing sheet 401, the sealing sheet 401 is fixedly connected to the envelope body 1, two protection sheets 403 are fixedly connected to the envelope body 1, the sealing sheet 401 and the two protection sheets 403 are both provided with an adhesion layer 402, a release paper is provided on the surface of the adhesion layer 402, and by providing the adhesion layer 402, the sealing and reinforcing effects on the sealing sheet 401 can be achieved, so that the safety of the device is ensured.

Specifically, as shown in fig. 1, the four corners of the end of the envelope body 1 are provided with protecting sleeves 5, the cross-sectional shape of each protecting sleeve 5 is set to be "L", the envelope body 1 is provided with stamp adhesive 6, a postcode writing case 7 and an information writing area 8, and by arranging the protecting sleeves 5, the four protecting sleeves 5 can provide a certain protection effect for the bottom end of the envelope body 1, so that the bottom end of the envelope body 1 is prevented from being damaged, and the service life of the device is ensured.

The utility model discloses a theory of operation and use flow: when an operator uses the device, if letters or objects to be placed are large in size, the envelope body 1 can be automatically expanded under the matching of the first crease 201 and the second crease 202, so that the envelope body 1 can be expanded, letters or objects can be directly placed in the envelope body 1, and meanwhile, the first protective belt 301, the second protective belt 302 and the third protective belt 303 are matched with each other, so that a certain protective effect can be achieved on the envelope body 1;

when an operator needs to seal the envelope body 1, the operator directly and firstly removes the release paper on the adhesive layer 402 on the surface of the sealing sheet 401, so as to paste the sealing sheet 401 onto the surface of the envelope body 1, then sequentially removes the release paper on the adhesive layer 402 on the surfaces of the two protection sheets 403, and pastes the two protection sheets 403 onto the surface of the sealing sheet 401, thereby completing the sealing and reinforcing treatment on the sealing sheet 401.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an envelope with dilatation structure, includes envelope body (1), its characterized in that: be equipped with dilatation subassembly (2) and protective structure (3) on envelope body (1), dilatation subassembly (2) include first crease (201) and second crease (202), the both sides of envelope body (1) all are provided with two first crease (201), the both sides of envelope body (1) all are provided with second crease (202), second crease (202) and two first crease (201) interconnect that are close to, the top of envelope body (1) is provided with seal structure (4).

2. An envelope having an expansion structure according to claim 1, wherein: protective structure (3) include first guard band (301), second guard band (302) and third guard band (303), the first guard band (301) of a plurality of fixedly connected with on envelope body (1), a plurality of second guard band (302) of fixedly connected with on envelope body (1).

3. An envelope having an expandable structure in accordance with claim 2 wherein: the envelope body (1) is fixedly connected with a plurality of third protective belts (303), and the first protective belt (301) is fixedly connected with the second protective belt (302) which is close to the first protective belt.

4. An envelope having an expansion structure according to claim 3, wherein: the third protection belt (303) is fixedly connected with the second protection belt (302) which is close to the third protection belt, and the cross section of the first protection belt (301) is V-shaped.

5. An envelope having an expansion structure according to claim 1, wherein: the sealing structure (4) comprises a sealing sheet (401), the sealing sheet (401) is fixedly connected to the envelope body (1), the two protection sheets (403) are fixedly connected to the envelope body (1), an adhesion layer (402) is arranged on each of the sealing sheet (401) and the two protection sheets (403), and release paper is arranged on the surface of the adhesion layer (402).

6. An envelope having an expandable structure in accordance with claim 1, wherein: the protective cover is characterized in that protective covers (5) are arranged at four corners of the end portion of the envelope body (1), the cross section of each protective cover (5) is L-shaped, and a stamp adhesive glue (6), a postcode writing case (7) and an information writing area (8) are arranged on the envelope body (1).