CN208007721U

CN208007721U - A kind of compound heat preservation packet

Info

Publication number: CN208007721U
Application number: CN201820245395.5U
Authority: CN
Inventors: 骆炳华
Original assignee: QUANZHOU XINHENG OUTDOOR EQUIPMENT Co Ltd
Current assignee: QUANZHOU XINHENG OUTDOOR EQUIPMENT Co Ltd
Priority date: 2018-02-10
Filing date: 2018-02-10
Publication date: 2018-10-26
Anticipated expiration: 2028-02-10

Abstract

The utility model is related to insulated bag fields, more particularly to a kind of compound heat preservation packet, the vessel that it mainly solves insulated bag in the prior art is few, the problem of poor air-tightness, including upper insulated bag and lower insulated bag, the upper insulated bag includes the upper backpack cover and upper wrapping body of slide fastener connection, the lower insulated bag includes the lower backpack cover and lower wrapping body of slide fastener connection, the lower backpack cover is fixed on the bottom surface of upper wrapping body, it is provided with buffer layer between the lower backpack cover and upper wrapping body, at least two bayonet units are provided between the upper wrapping body and lower wrapping body, the bayonet unit includes the upper connection strap being fixed on upper wrapping body, pin thread and female thread on the free end of the fixed lower connection strap being located on lower wrapping body and the upper and lower connection strap in free end for being separately positioned on connection strap.

Description

A kind of compound heat preservation packet

Technical field

The utility model is related to insulated bag field more particularly to a kind of compound heat preservation packets.

Background technology

Heat preservation is surrounded by rigid and two kinds flexible.Traditional flexible heat-insulating packet generally comprises backpack body and backpack cover, the packet Body includes inner bag, outer bag and insulating layer, and the inner bag is equipped with upper opening and the vessel with a constant volume, the outer bag are equipped with Upper opening and with the vessel than inner bag bigger, the inner bag is located at opening end edge and with outer bag is located at opening end along fixation Connection, the insulating layer are set to for playing heat-insulated and insulation effect between inner bag and outer bag between inner bag and outer bag, in order to make The good heat preservation performance of insulated bag reduces the gap heat exchange between backpack body and backpack cover, and the backpack cover is wholely set with backpack body, the packet It covers setting opening and opening setting waterproof slide fastener, the applicant applied for this insulated bag patent on July 16th, 2015, specially Application No. is 201520517125.1 Chinese patents to disclose a kind of environment-friendly insulating insulation pack for profit, since opening being arranged on backpack cover For picking and placeing article, thickness larger insulating layer cannot be set, therefore heat insulation effect is general, and waterproof slide fastener institute energy at backpack cover The size of opening is limited, and it is big to pick and place article difficulty.

For above-mentioned problem, the applicant is further improved, and thermal insulation material is arranged in backpack cover, the backpack cover is by upper Lid, lower cover and adiabator layer composition, upper cover are fixedly connected with the lateral wall of lower cover, and backpack cover adiabator layer is set to upper cover under Between lid, backpack body and backpack cover are generally detachably connected by slide fastener or bayonet unit, and the insulating layer, which has, to be integrally connected Front side wall, rear wall, left side wall, right side wall and lower wall make entire insulated bag shape more regular, and comparison is convenient, this Applicant has applied for this insulated bag patent on November 25th, 2015, and the China that number of patent application is 201520950684.1 is specially Profit discloses a kind of novel environment-friendly insulating insulation pack, is the insulated bag of a vessel, in use, is put into different foods and is easy Generate smell mix, or place humidity difference food, influence the quality of food, therefore, it is necessary to research and develop a double chambers and Mutually isolated, mutual air-locked novel heat insulation packet.

Utility model content

Therefore, for above-mentioned problem, the utility model provides a kind of compound heat preservation packet, it mainly solves existing skill The problem of vessel of insulated bag is few in art, poor air-tightness.

To achieve the above object, the utility model uses following technical scheme：A kind of compound heat preservation packet, including upper guarantor Thermometer bulb and lower insulated bag, the upper insulated bag include the upper backpack cover and upper wrapping body of slide fastener connection, and the lower insulated bag includes slide fastener The lower backpack cover and lower wrapping body of connection, the lower backpack cover is fixed on the bottom surface of upper wrapping body, the lower backpack cover and upper wrapping body it Between be provided with buffer layer, at least two bayonet units are provided between the upper wrapping body and lower wrapping body, the bayonet unit includes The upper connection strap that is fixed on upper wrapping body, the fixed lower connection strap being located on lower wrapping body and it is separately positioned on connection strap The upper and lower connection strap in free end free end on pin thread and female thread.

Further, the upper backpack cover includes the first upper cover, the first lower cover and upper cover body insulating layer, first lower cover Edge is welded on the lower surface of the first upper cover, and the upper cover body insulating layer is arranged between the first upper cover and the first lower cover, institute It includes upper inner bag, upper outer bag and upper insulating layer to state upper wrapping body, and the edge of the upper inner bag is welded on the inner surface of outer bag, institute Insulating layer to be stated to be arranged between upper inner bag and upper outer bag, first upper cover is fixedly connected with the side of upper outer bag edge, remaining Side edge is connected by zipper.

Further, the lower backpack cover includes the second upper cover, the second lower cover and lower cover insulating layer, second lower cover Edge is welded on the lower surface of the second upper cover, and the lower cover insulating layer is arranged between the second upper cover and the second lower cover, institute It includes lower inner bag, lower outer bag and lower insulating layer to state lower wrapping body, and the edge of the lower inner bag is welded on the inner surface of lower outer bag, institute Lower insulating layer to be stated to be arranged between lower inner bag and lower outer bag, second upper cover is fixedly connected with the side of lower outer bag edge, remaining Side edge is connected by zipper.

Further, the number of the bayonet unit is four.

Further, wherein two bayonet units are distributed in the both ends of the second upper cover and the fixed connection place of lower outer bag Place, in addition two bayonet units are arranged symmetrically with it.

Further, it is provided with partition board between first upper cover and upper cover body insulating layer.

By using preceding solution, the utility model has the beneficial effects that：This compound heat preservation packet, abandoning tradition Interlayer is arranged in vessel and forms more vessels for insulated bag, and being fixedly connected with setting with lower insulated bag by upper insulated bag forms two phases Mutual independent vessel so that the complete isolation of two vessels, and article can be individually picked and placeed, reduce heat when backpack cover is opened and dissipates It losing, increases the heat-insulating property of insulated bag, two individual vessels make the article reduction of storage be contacted with the air in vessel, And then reduce the heat dissipation of article, be conducive to keep the temperature, and be separately positioned on the pin thread on upper wrapping body and lower wrapping body and female thread, work as public affairs After button and female thread fasten, upper wrapping body and lower wrapping body move toward one another and squeeze intermediate buffer layer so that the elastic force that buffer layer generates It acts on pin thread and female thread, while the weight that the article in lower wrapping body and lower wrapping body generates acts also on pin thread and female thread On, reduce slide fastener and bear excessive weight, influence its air-tightness, reduces the heat-insulating property of lower insulated bag；Further, pass through weldering Setting is connect, compared with previous suture connection, the leakproofness of junction is promoted, lowers the heat exchange of junction, increase insulated bag Heat-insulating property；Further, two of which bayonet unit is distributed in the both ends of the second upper cover and the fixed connection place of lower outer bag Place, other two bayonet unit are symmetrical arranged with it, insulated bag and lower insulated bag connectivity robustness in increase, reduce lower insulated bag Shaking.

Description of the drawings

Fig. 1 is the positive structure diagram of the utility model embodiment；

Fig. 2 is the backsight structural representation of the utility model embodiment；

Fig. 3 is the schematic cross-sectional view of the utility model embodiment.

Specific implementation mode

The utility model is further illustrated in conjunction with the drawings and specific embodiments.

The utility model embodiment is：

With reference to figure 1, Fig. 2 and Fig. 3, a kind of compound heat preservation packet, including upper insulated bag 1 and lower insulated bag 2, the upper heat preservation Packet 1 includes the upper backpack cover 11 and upper wrapping body 12 that slide fastener 3 connects, and the upper backpack cover 11 includes upper cover 111, lower cover 112 and upper cover body The edge of insulating layer 113, the lower cover 112 is welded on the lower surface of upper cover 111, and the setting of upper cover body insulating layer 113 exists Between upper cover 111 and lower cover 112, partition board 4, the upper wrapping body 12 are provided between the upper cover 111 and upper cover body insulating layer 113 Including upper inner bag 121, upper outer bag 122 and upper insulating layer 123, the edge of the upper inner bag 121 is welded on the interior table of outer bag 122 On face, the upper insulating layer 123 is arranged between upper inner bag 121 and upper outer bag 122, the upper cover 111 and the one of upper outer bag 122 Along being fixedly connected, remaining side edge is connected by slide fastener 3 for side；

The lower insulated bag 2 includes the lower backpack cover 21 and lower wrapping body 22 that slide fastener 5 connects, and the lower backpack cover 21 includes upper cover 211, the edge of lower cover 212 and lower cover insulating layer 213, the lower cover 212 is welded on the lower surface of upper cover 211, under described Lid insulating layer 213 is arranged between upper cover 211 and lower cover 212, and the lower wrapping body 22 includes lower inner bag 221,222 and of lower outer bag The edge of lower insulating layer 223, the lower inner bag 222 is welded on the inner surface of lower outer bag 221, and the lower insulating layer 223 is arranged Between lower inner bag 221 and lower outer bag 222, the upper cover 211 is with the side of lower outer bag 222 along being fixedly connected, remaining side is along logical The connection of slide fastener 5 is crossed, the lower backpack cover 21 is fixed on the bottom surface of upper wrapping body 12, between the lower backpack cover 21 and upper wrapping body 12 It is provided with buffer layer 6, there are four bayonet units 7 for setting between the upper wrapping body 12 and lower wrapping body 22, wherein the two buckle dresses It sets 7 and is distributed in upper cover 211 at the both ends of the fixed connection place of lower outer bag 222, in addition two bayonet units 7 are symmetrically set with it It sets, the bayonet unit 7 includes the upper connection strap 71 being fixed on upper wrapping body 12, the fixed lower company being located on lower wrapping body 22 Pin thread 73 and female thread on the free end of the upper and lower connection strap of narrow bars 72 and the free end for being separately positioned on connection strap 71 72 74。

The working method of the utility model is：This compound heat preservation packet, the insulated bag of abandoning tradition be arranged in vessel every Layer forms more vessels, and being fixedly connected with setting with lower insulated bag 2 by upper insulated bag 1 forms two mutually independent vessels so that The complete isolation of two vessels, and article can be individually picked and placeed, reduce heat loss when backpack cover is opened, increases insulated bag Heat-insulating property, two individual vessels make the article reduction of storage be contacted with the air in vessel, and then reduce dissipating for article Heat is conducive to keep the temperature, and the pin thread 73 and female thread 74 being separately positioned on upper wrapping body 12 and lower wrapping body 22, when pin thread 73 and mother After button 74 fastens, upper wrapping body 12 and lower wrapping body 22 move toward one another and squeeze intermediate buffer layer 6 so that the elasticity that buffer layer 6 generates Force effect is on pin thread 73 and female thread 74, while the weight that the article in lower wrapping body 22 and lower wrapping body 22 generates acts also on public affairs On button 73 and female thread 74, reduce slide fastener 5 and bear excessive weight, influence its air-tightness, reduces the heat-insulating property of lower insulated bag 2； It is arranged by welding, compared with previous suture connection, promotes the leakproofness of junction, lower the heat exchange of junction, increase The heat-insulating property of insulated bag；Two of which bayonet unit 7 is distributed in the both ends of upper cover 211 and the fixed connection place of lower outer bag 222 Place, other two bayonet unit 7 are symmetrical arranged with it, insulated bag 1 and lower 2 connectivity robustness of insulated bag in increase, reduce lower protect The shaking of thermometer bulb.

Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art answers This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details On the utility model can be made a variety of changes, be the scope of protection of the utility model.

Claims

1. a kind of compound heat preservation packet, it is characterised in that：Including upper insulated bag and lower insulated bag, the upper insulated bag includes slide fastener The upper backpack cover and upper wrapping body of connection, the lower insulated bag include the lower backpack cover and lower wrapping body of slide fastener connection, and the lower backpack cover is fixed Be arranged on the bottom surface of upper wrapping body, be provided with buffer layer between the lower backpack cover and upper wrapping body, the upper wrapping body and lower wrapping body it Between be provided at least two bayonet units, the bayonet unit includes that the upper connection strap being fixed on upper wrapping body, fixation are set Lower connection strap on lower wrapping body and be separately positioned on upper connection strap the upper and lower connection strap in free end free end on public affairs Button and female thread.

2. compound heat preservation packet according to claim 1, it is characterised in that：The upper backpack cover includes the first upper cover, first The edge of lower cover and upper cover body insulating layer, first lower cover is welded on the lower surface of the first upper cover, the upper cover body heat preservation Layer is arranged between the first upper cover and the first lower cover, and the upper wrapping body includes upper inner bag, upper outer bag and upper insulating layer, it is described it is upper in The edge of bag is welded on the inner surface of outer bag, and the upper insulating layer is arranged between upper inner bag and upper outer bag, and described first With the side of upper outer bag along being fixedly connected, remaining side edge is connected by zipper upper cover.

3. compound heat preservation packet according to claim 1, it is characterised in that：The lower backpack cover includes the second upper cover, second The edge of lower cover and lower cover insulating layer, second lower cover is welded on the lower surface of the second upper cover, the lower cover heat preservation Layer is arranged between the second upper cover and the second lower cover, and the lower wrapping body includes lower inner bag, lower outer bag and lower insulating layer, it is described it is lower in The edge of bag is welded on the inner surface of lower outer bag, and the lower insulating layer is arranged between lower inner bag and lower outer bag, and described second With the side of lower outer bag along being fixedly connected, remaining side edge is connected by zipper upper cover.

4. the compound heat preservation packet according to claims 1 to 3 any claim, it is characterised in that：The bayonet unit Number be four.

5. compound heat preservation packet according to claim 4, it is characterised in that：Wherein two bayonet units are distributed in second Upper cover is at the both ends of the fixed connection place of lower outer bag, and in addition two bayonet units are symmetrical arranged with it.

6. compound heat preservation packet according to claim 2, it is characterised in that：First upper cover and upper cover body insulating layer it Between be provided with partition board.