CN211105984U

CN211105984U - Nail-free sandwich panel edge locking structure

Info

Publication number: CN211105984U
Application number: CN201921869829.XU
Authority: CN
Inventors: 胡福生; 胡福强; 胡智吉; 倪国林
Original assignee: Wuxi Fullsteel Color Plate Section Steel Co ltd
Current assignee: Wuxi Fullsteel Color Plate Section Steel Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-07-28
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a nail-free sandwich plate edge lock catch structure, its technical scheme main points are including interior core board, punch holder and lower plate, interior core board be located the punch holder with between the lower plate, the punch holder with the major structure of lower plate is shape, the both sides of punch holder have respectively with punch holder integrated into one piece's first L shape portion, the both sides of lower plate have second L shape portion respectively, the tip joint of first L shape portion is in the bent angle of second L shape portion, the upper and lower both sides of interior core board have a plurality of forked tail strip portion respectively, the punch holder with the lower plate has seted up respectively in the one side that is close to each other and has supplied a plurality of forked tail strip portion of forked tail level male, this sandwich plate has the ability of exempting from to nail, need not use supplementary fixed articles such as nail and glue, comparatively swiftly when manufacturing, the cost of production is lower, and comparatively environmental protection.

Description

Nail-free sandwich panel edge locking structure

Technical Field

The utility model relates to a panel field, in particular to nail-free sandwich panel edge latch structure.

Background

Along with the improvement of life of people, the requirements of various sandwich boards are higher and higher, and the sandwich boards can improve the comprehensive performance of the boards by adopting a multi-layer board compounding mode.

According to the current chinese patent with publication number CN209011345U, it discloses a CPB structure rock wool sandwich panel, including the CPB structure rock wool layer, CPB structure rock wool layer upper surface is equipped with first honeycomb puigging, first flame retardant coating and first steel deck in proper order, and a plurality of slots have been seted up to the side end face of first steel deck, and first flame retardant coating and first steel deck bond through first tie coat, are equipped with first wire net in the first tie coat. CPB structure rock wool layer lower surface is equipped with second honeycomb puigging, second flame retardant coating and second steel deck in proper order, and a plurality of slots have been seted up to the side end face of second steel deck, and second flame retardant coating and second steel deck bond through the second tie coat, are equipped with the second wire net in the second tie coat.

The rock wool sandwich panel with the CPB structure is formed by multilayer compounding through pasting and has high structural strength. However, the above-mentioned CPB structural rock wool sandwich panel still has some disadvantages, such as: the alignment, the sticking and the fixation of layers are needed during the production, the manufacturing is very troublesome, and more glue is adopted, so that the environment is not protected.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a nail-free sandwich panel edge hasp structure to solve the problem mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the edge locking structure of the nail-free sandwich plate comprises an inner core plate, an upper clamping plate and a lower clamping plate, wherein the inner core plate is positioned between the upper clamping plate and the lower clamping plate, the main body of the upper clamping plate and the lower clamping plate is -shaped, the two sides of the upper clamping plate are respectively provided with a first L-shaped part which is integrally formed with the upper clamping plate, the two sides of the lower clamping plate are respectively provided with a second L-shaped part which is integrally formed with the lower clamping plate, the end part of the first L-shaped part is clamped in a bent angle of the second L-shaped part, the upper side and the lower side of the inner core plate are respectively provided with a plurality of dovetail strip parts which are integrally formed with the inner core plate, one surfaces, close to each other, of the upper clamping plate and the lower clamping plate are respectively provided with a plurality of dovetail slots for the horizontal insertion of the dovetail strip parts, the left side and the right side of the inner core plate are respectively provided with a rectangular strip part which is integrally formed with the inner core plate, and.

When the sandwich board is produced, the upper clamping plate and the lower clamping plate can be arranged above and below the inner core board, and can be locked layer by means of the clamping guide of the first L-shaped part and the second L-shaped part, the guide of the dovetail strip part and the dovetail slot and the guide of the rectangular strip part and the rectangular slot in the installation process, so that a lock catch structure is formed, a complete nail-free sandwich board is formed, and the structural strength is high.

Preferably, the second L-shaped portion has an arcuate strip portion integrally formed with the second L-shaped portion, and the first L-shaped portion has an arcuate slot into which the arcuate strip portion is horizontally inserted.

By adopting the technical scheme, the upper clamping plate, the lower clamping plate and the inner core plate can be effectively prevented from horizontally dislocating by utilizing the matching of the arched strip portion and the arched slot.

Preferably, the upper clamping plate and the lower clamping plate are provided with rectangular embedding strip portions at the corners in the openings respectively, the rectangular embedding strip portions are integrally formed with the upper clamping plate or the lower clamping plate, and rectangular embedding grooves for the rectangular embedding strip portions to be embedded in are formed in the four corners of the inner core plate respectively.

Through adopting above-mentioned technical scheme, utilize the cooperation of rectangle embedding strip portion and rectangle embedded groove to improve the joint strength of punch holder and lower plate and inner core board.

Preferably, a sliding groove is formed in the inner core plate, a positioning column is connected to the sliding groove in a sliding mode in the vertical direction, a spring is connected between the positioning column and the bottom of the sliding groove, and positioning grooves for vertical insertion of the positioning column are formed in the upper clamping plate and the lower clamping plate respectively.

Through adopting above-mentioned technical scheme, under the elastic force effect of spring in the spout, the reference column can insert to the locating hole in to can realize the installation location to punch holder and lower plate.

Preferably, the upper clamping plate and the lower clamping plate are respectively fixed with an elastic embedding block at the surfaces close to each other, and the upper surface and the lower surface of the inner core plate are respectively provided with a hemispherical embedding groove for embedding the elastic embedding block.

Through adopting above-mentioned technical scheme, utilize the cooperation of elasticity embedding piece and hemisphere embedding recess to increase the mounting structure intensity between punch holder and lower plate and the inner core plate.

Preferably, a first sealing rubber strip is fixed at the end of the first L-shaped part.

Through adopting above-mentioned technical scheme, the first joint strip of the tip of first L shape portion can effectively prevent that upper plate and lower plate from taking place horizontal migration.

Preferably, a second sealing rubber strip is fixed to the end of the rectangular strip.

By adopting the technical scheme, the second sealing rubber strips at the end parts of the rectangular strip parts can increase the static friction force between the inner core plate and the upper clamping plate and between the inner core plate and the upper clamping plate, and the installation firmness is improved.

To sum up, the utility model discloses mainly have following beneficial effect:

the sandwich board has the nail-free capacity, does not need to use auxiliary fixed objects such as nails, glue and the like, is relatively quick in production and manufacturing, relatively low in production cost and relatively environment-friendly, and when the sandwich board is produced, the upper clamping plate and the lower clamping plate can be arranged above and below the inner core board, and can be locked layer by means of clamping guide of the first L-shaped part and the second L-shaped part, guide of the dovetail strip part and the dovetail slot, and guide of the rectangular strip part and the rectangular slot in installation, so that a lock catch structure is formed, a complete nail-free sandwich board is formed, and the structural strength is relatively high.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a structural sectional view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view of fig. 2 at B.

The number of the reference signs is 1, an inner core plate, 2, an upper clamping plate, 3, a lower clamping plate, 4, a first L-shaped part, 5, a second L-shaped part, 6, a dovetail strip part, 7, a dovetail slot, 8, a rectangular strip part, 9, a rectangular slot, 10, an arc strip part, 11, an arc slot, 12, a rectangular embedding strip part, 13, a rectangular embedding slot, 14, a sliding groove, 15, a positioning column, 16, a spring, 17, a positioning groove, 18, an elastic embedding block, 20, a first sealing rubber strip, 21 and a second sealing rubber strip.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, a staple-free sandwich panel edge locking structure comprises a main structure formed by three layers of an inner core plate 1, an upper clamping plate 2 and a lower clamping plate 3, wherein the inner core plate 1 is positioned between the upper clamping plate 2 and the lower clamping plate 3, the main bodies of the upper clamping plate 2 and the lower clamping plate 3 are -shaped, the inner core plate 1 is positioned between the two -shaped upper clamping plate 2 and the lower clamping plate 3, in order to realize the stable connection of the three, a first L-shaped part 4 integrally formed with the upper clamping plate 2 is respectively arranged at two sides of the upper clamping plate 2, a second L-shaped part 5 integrally formed with the lower clamping plate 3 is respectively arranged at two sides of the lower clamping plate 3, the end part of the first L-shaped part 4 is clamped in the corner of the second L-shaped part 5, two dovetail grooves 6 integrally formed with the inner core plate 1 are respectively arranged at the upper side and the lower side of the inner clamping plate 1, and a rectangular dovetail 7 for horizontally inserting the two dovetail grooves 7 as a matched guide for the assembling of the inner core plate 1 and a rectangular strip 8 and a lower strip 8 for inserting the upper clamping plate 2 and the rectangular strip 8 are respectively.

Referring to fig. 1 to 4, in summary, the sandwich panel has nail-free capability, does not need to use nails, glue and other auxiliary fixing objects, is relatively fast in production and manufacturing, is relatively low in production cost and is relatively environment-friendly, when the sandwich panel is produced, the upper clamping plate 2 and the lower clamping plate 3 can be arranged above and below the inner core panel 1, and can be locked layer by means of the clamping guide of the first L-shaped part 4 and the second L-shaped part 5, the guide of the dovetail strip part 6 and the dovetail slot 7, and the guide of the rectangular strip part 8 and the rectangular slot 9 during installation, so that a locking structure is formed, a complete nail-free sandwich panel is formed, and the sandwich panel has high structural strength.

Referring to fig. 2 to 4, in order to increase the structural strength after connection and assembly, the second L-shaped portion 5 is provided with an arcuate strip portion 10 integrally formed with the second L-shaped portion 5, the first L-shaped portion 4 is provided with an arcuate insertion groove 11 into which the arcuate strip portion 10 is horizontally inserted, horizontal misalignment between the upper and lower core plates 2 and 3 and the core plate 1 can be effectively prevented by the cooperation of the arcuate strip portion 10 and the arcuate insertion groove 11, the corners in the openings of the upper and lower core plates 2 and 3 are provided with rectangular insertion strip portions 12 integrally formed with the upper and lower core plates 2 and 3, and the four corners of the core plate 1 are provided with rectangular insertion grooves 13 into which the rectangular insertion strips 12 are inserted, respectively, so that the connection strength between the upper and lower core plates 2 and 3 and the core plate 1 can be improved by the cooperation of the rectangular insertion strip portions 12 and the rectangular insertion grooves 13.

Referring to fig. 2 to 4, in order to increase the overall structural stability of the sandwich panel, a sliding groove 14 is formed in the inner core panel 1, a positioning column 15 is connected in the sliding groove 14 in a sliding manner along the vertical direction, a spring 16 is connected between the positioning column 15 and the bottom of the sliding groove 14, positioning grooves 17 for the positioning column 15 to be vertically inserted are respectively formed in the upper clamping plate 2 and the lower clamping plate 3, and the positioning column 15 can be inserted into the positioning holes under the elastic force of the spring 16 in the sliding groove 14, so that the upper clamping plate 2 and the lower clamping plate 3 can be installed and positioned; simultaneously with punch holder 2 and lower plate 3 be fixed with elasticity embedding piece 18 respectively in the one side that is close to each other, set up the hemisphere embedding recess that supplies elasticity embedding piece 18 to imbed respectively on the upper and lower surface of interior core board 1, utilize the cooperation of elasticity embedding piece 18 and hemisphere embedding recess can increase the mounting structure intensity between punch holder 2 and lower plate 3 and the interior core board 1.

Referring to fig. 2 to 4, the first sealant 20 is fixed to the end of the first L-shaped portion 4, the first sealant 20 at the end of the first L-shaped portion 4 effectively prevents the upper clamp plate 2 and the lower clamp plate 3 from moving horizontally, and the second sealant 21 is fixed to the end of the rectangular strip 8, so that the static friction between the inner core plate 1 and the upper clamp plate 2 is increased by the second sealant 21 at the end of the rectangular strip 8, and the installation reliability is improved.

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 edge locking structure of the nail-free sandwich panel comprises an inner core plate (1), an upper clamping plate (2) and a lower clamping plate (3), wherein the inner core plate (1) is positioned between the upper clamping plate (2) and the lower clamping plate (3), the edge locking structure is characterized in that the main bodies of the upper clamping plate (2) and the lower clamping plate (3) are -shaped, the two sides of the upper clamping plate (2) are respectively provided with a first L-shaped part (4) integrally formed with the upper clamping plate (2), the two sides of the lower clamping plate (3) are respectively provided with a second L-shaped part (5) integrally formed with the lower clamping plate (3), the end part of the first L-shaped part (4) is clamped in the corner of the second L-shaped part (5), the upper side and the lower side of the inner clamping plate (1) are respectively provided with a plurality of dovetail strip parts (6) integrally formed with the inner core plate (1), the upper clamping plate (2) and the lower clamping plate (3) are respectively provided with a plurality of dovetail strip parts (7) for inserting the rectangular core plate (6), and the upper clamping plate (2) and the lower clamping plate (3) and the rectangular strip parts (8) are respectively inserted into the horizontal side of the upper clamping plate (8).

2. The edge locking structure of the nail-free sandwich panel according to claim 1, wherein the second L-shaped part (5) is provided with an arch strip part (10) which is integrally formed with the second L-shaped part (5), and the first L-shaped part (4) is provided with an arch slot (11) for the arch strip part (10) to be horizontally inserted.

3. The edge fastener structure of a nail-free sandwich panel according to claim 1, wherein: the inner core plate is characterized in that rectangular embedding strip portions (12) which are integrally formed with the upper clamping plate (2) or the lower clamping plate (3) are respectively arranged at the corners in the openings of the upper clamping plate (2) and the lower clamping plate (3), and rectangular embedding grooves (13) for the rectangular embedding strip portions (12) to be embedded into are respectively formed in the four corners of the inner core plate (1).

4. The edge fastener structure of a nail-free sandwich panel according to claim 1, wherein: the utility model discloses a core board, including interior core board (1), slide and be connected with reference column (15) along vertical direction in the inside spout (14) of having seted up of core board (1), reference column (15) with be connected with spring (16) between spout (14) tank bottom, go up splint (2) with offer the confession in lower plate (3) respectively the vertical male constant head tank (17) of reference column (15).

5. The edge fastener structure of a nail-free sandwich panel according to claim 1, wherein: the upper clamping plate (2) and the lower clamping plate (3) are respectively fixed with an elastic embedding block (18) on the surfaces close to each other, and the upper surface and the lower surface of the inner core plate (1) are respectively provided with a hemispherical embedding groove for the elastic embedding block (18) to be embedded.

6. The edge fastener structure of a nail-free sandwich panel according to claim 1, wherein the end of the first L-shaped part (4) is fixed with a first sealing rubber strip (20).

7. The edge fastener structure of a nail-free sandwich panel according to claim 1, wherein: and a second sealing rubber strip (21) is fixed at the end part of the rectangular strip part (8).