CN114803123A

CN114803123A - Case lid and packing box thereof

Info

Publication number: CN114803123A
Application number: CN202210501062.5A
Authority: CN
Inventors: 王哲冬; 岳亮
Original assignee: Huizhou China Star Optoelectronics Display Co Ltd
Current assignee: Huizhou China Star Optoelectronics Display Co Ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-07-29
Anticipated expiration: 2042-05-09
Also published as: CN114803123B

Abstract

The embodiment of the application discloses case lid and packing box thereof, the case lid includes: the box cover comprises a box cover body and a box cover body, wherein the box cover body comprises a top plate and side plates, and the side plates are arranged around the periphery of the top plate and connected to the top plate to form a cavity; the foldable buffer structure is fixedly connected to the top plate and is positioned in the cavity; the buffer structure comprises a fixed plate, the fixed plate is fixedly connected to the top plate, adjustable supporting sections are arranged on two sides of the fixed plate, and at least one limiting clamping strip is arranged in the middle of the fixed plate; the supporting section comprises a first supporting plate, a plane connecting plate and a second supporting plate, one side of the first supporting plate is connected to the fixing plate, the other side of the first supporting plate is connected to one side of the plane connecting plate, and the other side of the plane connecting plate is connected to the second supporting plate; the second supporting plate can be selectively clamped to the limiting clamping strip to adjust the height of the buffer structure, so that the height of the box cover can be adjusted.

Description

Case lid and packing box thereof

Technical Field

The application relates to the technical field of packaging, in particular to a box cover and a packaging box thereof.

Background

The packing box is the case that is used for transporting and loads article, and the wide application is in the transportation trade, and packing box kind and material are more, and the user can select corresponding packing box to pack according to actual packing article, reduces the loss phenomenon in its transportation.

In the field of liquid crystal display production, the production of the liquid crystal display comprises an assembly process, namely, a liquid crystal module, a main control circuit, a shell and other parts are assembled, and all the parts are produced and sealed firstly and are assembled into the whole liquid crystal display later. Wherein, in the in-process of actual equipment, often can meet the unable situation of filling up the case shipment of LCD, in order to avoid LCD to receive the collision of external force and drop in the transportation, so need fill the blotter at the unnecessary top space of box, effort when dispersing the external force effect and impact energy when absorbing the drop to avoid LCD impaired. However, since the distance of the extra top space of the cabinet varies depending on the number of cases of the liquid crystal display, it is necessary to manufacture cushions having different thicknesses. In actual operation, the buffer spacers are of various types and have similar thickness differences, so that the buffer spacers are easy to use wrongly and increase the transportation risk of the liquid crystal module.

Disclosure of Invention

In order to achieve the purpose, the invention provides a box cover and a packing box thereof, and aims to solve the technical problem that the liquid crystal module is easy to break in the transportation process due to poor compactness when the existing liquid crystal display cannot be fully loaded and shipped in the box packing process.

To achieve the above object, the present invention provides a case cover, comprising: the box cover comprises a box cover body and a box cover body, wherein the box cover body comprises a top plate and side plates, and the side plates are arranged around the periphery of the top plate and connected to the top plate to form a cavity; and a collapsible cushioning structure fixedly connected to the top panel and located within the cavity; the buffer structure comprises a fixed plate, the fixed plate is fixedly connected to the top plate, adjustable supporting sections are arranged on two sides of the fixed plate, and at least one limiting clamping strip is arranged in the middle of the fixed plate; the support section comprises a first support plate, a plane connecting plate and a second support plate, one side of the first support plate is connected to the fixing plate, the other side of the first support plate is connected to one side of the plane connecting plate, and the other side of the plane connecting plate is connected to the second support plate; the second supporting plate can be selectively clamped to the limiting clamping strip so as to adjust the height of the buffer structure.

Furthermore, two groups of limiting clamping grooves are formed in the limiting clamping strips, the included angle formed by the notch central line of each group of limiting clamping grooves and the fixing plate gradually increases or decreases along one direction, and the second supporting plate is clamped into the limiting clamping grooves.

Furthermore, the included angle formed by the central line of the notch of each group of limiting slots and the fixing plate is gradually decreased from the center of the limiting clamping strip to the two ends of the limiting clamping strip; or the included angle formed by the central line of the notch of each group of limiting grooves and the fixing plate is gradually increased from the center of the limiting clamping strip to the two ends of the limiting clamping strip.

Further, the angle range of the included angle is greater than or equal to 0 degree and less than or equal to 90 degrees.

Further, the width of the notch of the limiting clamping groove is the same as the thickness of the buffering structure.

Furthermore, the buffer structure is an integrally formed structure; the fixed plate with between the first backup pad, first backup pad with between the plane connecting plate, the plane connecting plate with between the second backup pad and spacing card strip with all be equipped with the broken line that can buckle between the fixed plate.

Furthermore, the middle part of the fixing plate is provided with at least one opening, and the limiting clamping strip is operated to open or close the opening; the size of the opening is consistent with that of the limiting clamping strip.

Furthermore, a fixing groove is formed in the top plate, and the fixing plate of the buffer structure is fixed in the fixing groove through a buckle or a colloid.

In order to achieve the above object, the present invention further provides a packing box for loading goods, the packing box comprising: a box body; and the box cover is matched and connected with the box body.

Further, when the goods are loaded into the box body, the clamping positions of the second supporting plate of the box cover and the limiting clamping strips are adjusted according to the quantity of the goods, so that no gap exists between the box cover and the goods when the box cover is connected with the box body.

Any one of the above technical solutions has the following advantages or beneficial effects: the utility model provides a case lid and packing box thereof cuts out a plurality of spacing card strips that can turn over through the fixed plate middle part at buffer structure to set up two sets of centrosymmetric spacing draw-in grooves on each spacing card strip, the contained angle that the central line of each group spacing draw-in groove and the water flat line of fixed plate become, from the center of spacing card strip to its both ends gradually increase progressively or decrease progressively. Therefore, when the second supporting plate is clamped from the center of the limiting clamping strip to the limiting clamping grooves at the two ends of the second supporting plate in sequence, the height of the buffer structure gradually decreases or increases gradually from the center of the limiting clamping strip to the two ends of the buffer structure, so that the height of the box cover can be adjusted, and the fixing effect is better.

Therefore, the packing box can be suitable for the different packing quantities of single goods, when the case lid is closed with the box each other, the lower surface of case lid is tangent with the upper surface of box, and buffer structure's lower surface is tangent with the upper surface of display, and the zero clearance exists between goods and the case lid, and the top zero clearance of packing box promptly, the packing is compacter, and the compressive strength of packing box can improve, furthest protects the goods, improves the operating efficiency, reduces the transportation risk because of the operation mistake leads to the goods. Meanwhile, the reliability of the goods is improved, and the cost for maintaining the goods is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a first schematic structural view illustrating a buffering structure fixed to a case cover body according to an embodiment of the present application.

Fig. 2 is an exploded view of a first case cover according to an embodiment of the present disclosure.

Fig. 3 is a plan view of a buffer structure according to an embodiment of the present application.

Fig. 4 is an exploded view of a package provided in an embodiment of the present application.

Fig. 5 is a cross-sectional view of a package along a length direction thereof according to an embodiment of the present application.

Fig. 6 is an enlarged view of a portion a in fig. 5.

Fig. 7 is a second schematic structural view illustrating a buffering structure fixed to a case cover body according to an embodiment of the present application.

Fig. 8 is an exploded view of a second case cover according to an embodiment of the present application.

Fig. 9 is a top view of a cushioning structure when a box body is fully loaded according to an embodiment of the present application.

Fig. 10 is a bottom view of the buffering structure when the box body is fully loaded according to an embodiment of the present application.

Description of the reference numerals:

1. a box cover; 2. a box body;

3. a display; 101. a case cover body;

1011. a top plate; 1012. a side plate;

1013. a cavity; 102. a buffer structure;

1021. a fixing plate; 1022. a support section;

1013. limiting clamping strips; 10111. fixing grooves;

l, folding lines; 10131. a limiting clamping groove;

10211. an opening; 10221. a first support plate;

10222. a planar connecting plate; 10223. a second support plate;

10224. a folding plate; 201. an accommodating space.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The embodiment of the application provides a case lid and a packing box thereof. The following are detailed below. It should be noted that the following description of the embodiments is not intended to limit the preferred order of the embodiments.

As shown in fig. 1, the present embodiment provides a box cover 1, which includes a box cover body 101 and a foldable buffer structure 102, wherein the buffer structure 102 is fixedly connected to a lower surface of the box cover body 101.

Specifically, as shown in fig. 1-3, the box lid body 101 includes a top plate 1011 and side plates 1012 integrally formed, the side plates 1012 surround the top plate 1011, and are connected to the top plate 1011 at edges to form a cavity 1013. The material of the box cover body 101 may be paper or plastic, and is not limited herein.

A foldable cushioning structure 102, which is an integral structure and is fixedly connected to the top plate 1011 and located in the cavity 1013. The cushioning structure 102 includes a fixing plate 1021, a supporting section 1022 and a position-limiting clamping strip 1013, and the cushioning structure 102 may be made of corrugated paper or other materials by integral molding.

In this embodiment, the top plate 1011 has a fixing groove 10111, and the fixing plate 1021 is fixed in the fixing groove 10111 by a buckle or a glue. The fixing groove 10111 is matched with the fixing plate 1021 in shape, and the depth of the fixing groove 10111 is the same as that of the fixing plate 1021, so that the fixing plate 1021 can be firmly fixed in the fixing groove 10111, the use of the case cover 1 is facilitated, and the buffer structure 102 cannot fall off from the case cover body 101 in the process of using the case cover 1.

Furthermore, adjustable supporting sections 1022 are disposed on both sides of the fixing plate 1021, and at least one position-limiting clamping strip 1013 is disposed in the middle of the fixing plate 1021. Specifically, at least one opening 10211 is formed in the middle of the fixing plate 1021, the spacing card strip 1013 is operated to open or close the opening 10211, and the size of the opening 10211 is consistent with the size of the spacing card strip 1013.

Each support section 1022 includes a first support plate 10221, a planar connection plate 10222, and a second support plate 10223, one side of the first support plate 10221 being connected to the fixing plate 1021, the other side of the first support plate 10221 being connected to one side of the planar connection plate 10222, and the other side of the planar connection plate 10222 being connected to the second support plate 10223.

Bendable folding lines L are respectively disposed between the fixing plate 1021 and the first supporting plate 10221, between the first supporting plate 10221 and the plane connecting plate 10222, between the plane connecting plate 10222 and the second supporting plate 10223, and between the position-limiting clamping strip 1013 and the fixing plate 1021, the position of the dotted line in fig. 3 is the folding line L of the buffering structure 102, and the width of the plane connecting plate 10222 can be adjusted according to the size of the contents.

In this embodiment, the second support plate 10223 can be selectively clamped to the position-limiting clamping strip 1013, that is, the second support plate 10223 can be clamped to different positions of the position-limiting clamping strip 1013, so as to adjust the height of the buffer structure 102. Each limit clamping strip 1013 is provided with two sets of limit clamping grooves 10131 which are symmetrical about the center of the limit clamping strip 1013, an included angle formed by the central line of the notch of each set of limit clamping grooves 10131 and the horizontal line of the fixing plate 1021 gradually increases or decreases along a direction, and the second supporting plate 10223 is clamped into the limit clamping grooves 10131. The angle range of the included angle is greater than or equal to 0 degree and less than or equal to 90 degrees, so that when the second supporting plate 10223 is clamped into different limiting clamping grooves 10131, the heights of the buffer structures 102 have different heights, and the box cover 1 also has different heights. It should be noted that, in the actual work, can set up spacing draw-in groove 10131's inclination according to the thickness of goods to make the goods in the in-process of follow-up packing, can directly select spacing draw-in groove 10131 according to the quantity of goods, in order to improve packing efficiency, practice thrift the cost of labor, be fit for high yield, easy operation, low cost.

In the embodiment, as shown in fig. 3, the included angle between the center line of each set of the limiting slots and the fixing plate 1021 is gradually increased from the center of the limiting strip 1013 to the two ends thereof. Of course, in other embodiments, the included angle between the central line of the slot of each set of the position-limiting slots and the fixing plate 1021 decreases gradually from the center of the position-limiting clamping strip 1013 to the two ends thereof.

In this embodiment, the width of the notch of the position-limiting clamping groove 10131 is the same as the thickness of the buffer structure 102, and at least 1/4-1/2 of the width of the second support plate 10223 can be clamped into the position-limiting clamping groove 10131, so that the second support plate 10223 can be firmly clamped into the position-limiting clamping groove 10131, and the buffer structure 102 can be prevented from rebounding after being clamped.

A plurality of joint interfaces may be seted up to current case lid on the fixed plate, and buffer structure is folding, and this buffer structure's rear end bearing structure is fixed in this joint interface, because the fixed plate is fixed connection to case lid body, and the lower surface of case lid body is tangent with the upper surface of fixed plate promptly to and the degree of depth of this joint interface is the fixed plate thickness exactly. Consequently, after current buffer structure's rear end bearing structure was fixed at this joint interface, rear end bearing structure can be contradicted by the fixed plate and is rebounded out and can't realize fixed effect, still can influence the planarization between fixed plate and the case lid, the use of inconvenient case lid.

The buffering structure 102 provided by the embodiment can overcome the above problems, by cutting out a plurality of turnover limiting clamping strips 1013 at the middle part of the fixing plate 1021, and providing two sets of centrosymmetric limiting clamping grooves 10131 on each limiting clamping strip 1013, the second supporting plate 10223 is fixed in the limiting clamping grooves 10131, and will not be rebounded, and will not affect the flatness between the fixing plate 1021 and the case cover 1, and the case cover 1 is convenient and simple to use.

Further, the included angle formed by the central line of each set of limiting clamping grooves 10131 and the horizontal line of the fixing plate 1021 gradually increases from the center of the limiting clamping strip 1013 to the two ends thereof, so that when the second supporting plate 10223 is clamped from the center of the limiting clamping strip 1013 to the limiting clamping grooves 10131 at the two ends thereof, the height of the buffer structure 102 gradually increases from the center of the limiting clamping strip 1013 to the two ends thereof, and thus the height of the buffer structure 102, that is, the height of the box cover 1, can be adjusted by a simple clamping manner.

As shown in fig. 4-5, the present embodiment further provides a packing box for loading goods, which includes a box body 2 and the aforementioned box cover 1, wherein the box cover 1 and the box body 2 are connected to each other in a matching manner, and an accommodating space 201 is provided in the box body 2 for loading goods. The goods are preferably fragile goods such as flat displays 3 (e.g., liquid crystal displays, OLED displays, and the like) and glasses, but may be other goods, and are not particularly limited herein.

During the use of the packing box, when goods are loaded into the box body 2, the clamping position of the second support plate 10223 of the box cover 1 and the spacing clamping strip 1013 is adjusted according to the quantity of the goods, so that no gap exists between the box cover 1 and the goods when the box cover 1 and the box body 2 are connected with each other. Specifically, set for the angle of spacing recess according to display 3's thickness to when injecing one or more display 3 and being loaded, second backup pad 10223 can the joint to which spacing draw-in groove 10131, with further improvement packing efficiency, practices thrift the cost of labor, is fit for high yield, easy operation, low cost.

As shown in fig. 4-6, in one embodiment, when one display 3 is loaded in the accommodating space 201 of the box 2, the height of the buffer structure 102 needs to be adjusted, that is, the left second support plate 10223 is inserted into the leftmost one of the left group of limiting recesses, and the right second support plate 10223 is inserted into the rightmost one of the right group of limiting recesses, at this time, the first support plate 10221 is disposed perpendicular to the fixing plate 1021 and the plane connecting plate 10222. Therefore, when the box cover 1 and the box body 2 are covered, the lower surface of the box cover 1 is tangent to the upper surface of the box body 2, the lower surface of the buffer structure 102 is tangent to the upper surface of the display 3, no gap exists between the display 3 and the box cover 1, the packaging is more compact, the compressive strength of the packaging box is improved, the display 3 cannot shake in the transportation process, the display 3 can be protected to the maximum extent, and the transportation risk is reduced.

As shown in fig. 7-8, in one embodiment, when seven displays 3 are loaded in the accommodating space 201 of the box 2, the height of the buffer structure 102 needs to be adjusted, that is, the left second support plate 10223 is inserted into the second left-to-right limiting groove of the left group of limiting grooves, and the right second support plate 10223 is inserted into the second left-to-right limiting groove of the right group of limiting grooves, at this time, the first support plate 10221 is disposed obliquely with the fixing plate 1021 and the plane connecting plate 10222. Therefore, when the box cover 1 and the box body 2 are covered, the lower surface of the box cover 1 is tangent to the upper surface of the box body 2, the lower surface of the buffer structure 102 is tangent to the upper surface of the display 3, no gap exists between the display 3 and the box cover 1, the packaging is more compact, the compressive strength of the packaging box is improved, the display 3 cannot shake in the transportation process, the display 3 can be protected to the maximum extent, and the transportation risk is reduced. It should be noted that, in the process of loading the display 3, a gasket may be placed between two adjacent displays 3, so as to avoid interference between the displays 3 and reduce the risk of screen breakage.

As shown in fig. 9-10, in one embodiment, when the accommodating space 201 of the box body 2 is filled, the position limiting clamping strip 1013 of the buffering structure 102 is operated to the opening 10211 to close the opening 10211, i.e. the position limiting clamping strip 1013 is flatly laid in the opening 10211 of the fixing plate 1021, and at the same time, the first support plate 10221, the plane connecting plate 10222 and the second support plate 10223 are flatly laid to form a folding plate 10224, and the folding plate 10224 is flatly laid on the fixing plate 1021. Therefore, when the box cover 1 and the box body 2 are covered, the lower surface of the box cover 1 is tangent to the upper surface of the box body 2, the lower surface of the buffer structure 102 is tangent to the upper surface of the display 3, no gap exists between the display 3 and the box cover 1, the packaging is more compact, the compressive strength of the packaging box is improved, the display 3 cannot shake in the transportation process, the display 3 can be protected to the maximum extent, and the transportation risk is reduced.

The case cover 1 and the case body 2 thereof provided by the embodiment of the application cut out a plurality of turnover limiting clamping strips 1013 at the middle part of the fixing plate 1021 of the buffering structure 102, and each limiting clamping strip 1013 is provided with two groups of central symmetrical limiting clamping grooves 10131, and an included angle formed by the central line of each group of limiting clamping grooves 10131 and the horizontal line of the fixing plate 1021 gradually increases or decreases from the center of the limiting clamping strip 1013 to the two ends thereof. Therefore, when the second supporting plate 10223 is sequentially engaged from the center of the position-limiting bar 1013 to the position-limiting engaging grooves 10131 at the two ends thereof, the height of the buffer structure 102 is gradually decreased or increased from the center of the position-limiting bar 1013 to the two ends thereof.

Therefore, the packing box can be suitable for different packing quantities of single cargos, when the box cover 1 and the box body 2 are mutually covered, the lower surface of the box cover 1 is tangent to the upper surface of the box body 2, the lower surface of the buffer structure 102 is tangent to the upper surface of the display 3, and no gap exists between the display 3 and the box cover 1, namely no gap exists at the top of the packing box, the packing is more compact, the compressive strength of the packing box is improved, cargos are protected to the maximum extent, the operation efficiency is improved, and the transportation risk of cargos caused by operation errors is reduced. Meanwhile, the reliability of the goods is improved, and the cost for maintaining the goods is reduced.

The above detailed description is made on a case cover and a packing box thereof provided by the embodiments of the present application, and a specific example is applied in the description to explain the principle and the implementation of the present application, and the description of the above embodiments is only used to help understanding the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. A case cover, characterized in that the case cover comprises:

the box cover comprises a box cover body and a box cover body, wherein the box cover body comprises a top plate and side plates, and the side plates are arranged around the periphery of the top plate and connected to the top plate to form a cavity; and

a collapsible cushioning structure fixedly connected to the top panel and located within the cavity;

the buffer structure comprises a fixed plate, the fixed plate is fixedly connected to the top plate, adjustable supporting sections are arranged on two sides of the fixed plate, and at least one limiting clamping strip is arranged in the middle of the fixed plate;

the support section comprises a first support plate, a plane connecting plate and a second support plate, one side of the first support plate is connected to the fixing plate, the other side of the first support plate is connected to one side of the plane connecting plate, and the other side of the plane connecting plate is connected to the second support plate; the second supporting plate can be selectively clamped to the limiting clamping strip so as to adjust the height of the buffer structure.

2. A case lid according to claim 1,

the limiting clamping strip is provided with two groups of limiting clamping grooves, the included angle formed by the notch central line of each group of limiting clamping grooves and the fixing plate gradually increases or decreases along one direction, and the second supporting plate is clamped into the limiting clamping grooves.

3. The case cover according to claim 2,

the included angle formed by the central line of the notch of each group of limiting open grooves and the fixing plate is gradually decreased from the center of the limiting clamping strip to the two ends of the limiting clamping strip; alternatively, the first and second electrodes may be,

the included angle formed by the central line of the notch of each group of limiting slots and the fixing plate is gradually increased from the center of the limiting clamping strip to the two ends of the limiting clamping strip.

4. The case cover according to claim 2,

the angle range of the included angle is greater than or equal to 0 degree and less than or equal to 90 degrees.

5. The case cover according to claim 2,

the width of the notch of the limiting clamping groove is the same as the thickness of the buffer structure.

6. The case cover according to claim 1,

the buffer structure is an integrally formed structure;

the fixed plate with between the first backup pad, first backup pad with between the plane connecting plate, the plane connecting plate with between the second backup pad and spacing card strip with all be equipped with the broken line that can buckle between the fixed plate.

7. The case cover according to claim 1,

the middle part of the fixing plate is provided with at least one opening, and the limiting clamping strip is operated to open or close the opening;

the size of the opening is consistent with that of the limiting clamping strip.

8. The case cover according to claim 1,

a fixing groove is formed in the top plate, and the fixing plate of the buffer structure is fixed in the fixing groove through a buckle or a colloid.

9. A package for carrying goods, the package comprising:

a box body; and

the cover of any of claims 1-8, wherein the cover and the housing are matingly attached to each other.

10. The packaging case according to claim 9,

when the goods are loaded into the box body, the clamping positions of the second supporting plate of the box cover and the limiting clamping strips are adjusted according to the quantity of the goods, so that no gap exists between the box cover and the goods when the box cover is connected with the box body.