Sealing structure of polyurethane cold storage plate

Abstract

The utility model provides a sealing structure of a polyurethane cold storage plate, which belongs to the technical field of cold storage plates, and comprises a polyurethane core material, a metal panel, trapezoidal grooves and trapezoidal raised lines, the outer side surface of the polyurethane core material is wrapped with the metal panel, the trapezoidal grooves are integrally formed above and below the left side surface of the metal panel, and the trapezoidal raised lines are arranged in the trapezoidal grooves. Trapezoidal convex strips are integrally formed above and below the right side surface of the metal panel, extension plates are fixedly arranged above and below the left side surface of the metal panel, and rectangular grooves are formed in the right ends of the upper and lower surfaces of the metal panel; through the arrangement of the mounting groove and the first silica gel sealing strip, when the trapezoidal convex strip is clamped into the trapezoidal groove, the trapezoidal groove extrudes the first silica gel sealing strip, so that the first silica gel sealing strip is completely embedded into the mounting groove, and the first silica gel sealing strip is tightly attached to the surface of the trapezoidal groove due to the elasticity of the first silica gel sealing strip; gaps between the trapezoidal raised lines are prevented from being clamped into the trapezoidal grooves, and the sealing effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to cold storage board technical field especially relates to a kind of sealing structure of polyurethane cold storage board. BACKGROUND

[0002] Polyurethane cold storage board is used for the material of heat insulation, its inside is lightweight polyurethane, and outer wrapping is set up color steel sheet or stainless steel sheet, polyurethane cold storage board has energy-saving insulation, moisture-proof waterproof, fireproof flame-retardant etc.

[0003] The polyurethane cold storage board in prior art exists the condition that sealing is not strict when connecting between board and board, and it affects the insulation effect;

[0004] For example, in the prior art, a patent with the authorization announcement number CN 205224306 U discloses a kind of heat-insulating fireproof polyurethane cold storage board, the structure design of two half-elliptical grooves on the two sides of the board body and two half-elliptical bosses, trapezoidal boss and trapezoidal groove are in accord with each other, so that it is suitable for the mutual connection of each other, form continuous structure, it is convenient to install, sealing effect is good, can reach the cold cabinet insulation requirement of very low temperature requirement;

[0005] However, the device is simply connected by the structure of two half-elliptical grooves and two half-elliptical bosses, trapezoidal boss and trapezoidal groove to realize sealing effect, and the connection place cannot be guaranteed to completely fit, and there may be gaps at the connection place, which leads to poor sealing effect and affects the insulation effect of cold storage, so a kind of sealing structure of polyurethane cold storage board is designed to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the problems in the above background art, and provides a kind of sealing structure of polyurethane cold storage board.

[0007] The utility model aims at solving the problems in the above background art, and provides a kind of sealing structure of polyurethane cold storage board.

[0008] The utility model provides a kind of sealing structure of polyurethane cold storage board, including polyurethane core material, metal panel, trapezoidal groove, trapezoidal convex strip, the outer side surface of polyurethane core material is wrapped and is set up metal panel, the left side surface of metal panel is integrally formed with trapezoidal groove in upper and lower sides, the right side surface of metal panel is integrally formed with trapezoidal convex strip in upper and lower sides, the left side surface of metal panel is fixedly provided with extension plate in upper and lower sides, and the right end of the upper and lower surfaces of metal panel is provided with rectangular groove.

[0009] The trapezoidal convex strip comprises a mounting groove and a first silica gel sealing strip, and the upper and lower surfaces of the trapezoidal convex strip are both provided with the mounting groove, and the first silica gel sealing strip is fixedly arranged in the mounting groove.

[0010] Preferably, the metal panel is made of color steel or stainless steel.

[0011] Preferably, the trapezoidal groove and the trapezoidal convex strip are matched, and the trapezoidal convex strip on one polyurethane cold storage plate can be embedded in the trapezoidal groove on another polyurethane cold storage plate.

[0012] Preferably, the extension plate is matched with the shape of the rectangular groove.

[0013] Preferably, the first silica gel sealing strip is elastic, and the first silica gel sealing strip can be completely embedded in the mounting groove when being extruded.

[0014] Preferably, the first silica gel sealing strip is in a right-angled trapezoidal shape with a thickness gradually decreasing towards one side of the end of the trapezoidal convex strip, and the first silica gel sealing strip is completely embedded in the mounting groove towards one side of the end of the trapezoidal convex strip.

[0015] Preferably, a plurality of second silica gel sealing strips are embedded in the inner bottom of the rectangular groove, and the second silica gel sealing strips are in a semi-cylindrical shape and are elastic.

[0016] Compared with the prior art, the utility model has at least the following beneficial effects:

[0017] 1. The utility model discloses a polyurethane cold storage plate, which comprises a trapezoidal groove and a trapezoidal convex strip, and the trapezoidal groove and the trapezoidal convex strip are matched.

[0018] 2. The utility model discloses a polyurethane cold storage plate, which comprises a trapezoidal groove and a trapezoidal convex strip, and the trapezoidal groove and the trapezoidal convex strip are matched.

[0019] 3. The utility model discloses a second silica gel sealing strip is set up, when two polyurethane cold storage boards are connected, the extension board on one polyurethane cold storage board is clamped into the rectangular groove on another polyurethane cold storage board, can extrude to the second silica gel sealing strip, and the resilience of second silica gel sealing strip can make it adhere to the extension board, guarantee the sealing between extension board and rectangular groove, further increase the sealing of two polyurethane cold storage board junctions. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the drawings needed to be used in the specific embodiment or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, various elements or parts are not necessarily drawn according to the actual proportion.

[0021] Figure 1 It is the whole structure of the utility model Figure 1 .

[0022] Figure 2 It is the whole structure of the utility model Figure 2 .

[0023] Figure 3 It is the whole structure of the utility model Figure 1 The enlarged structure schematic view of A place in the utility model.

[0024] Figure 4 It is the whole structure of the utility model Figure 1 The enlarged structure schematic view of B place in the utility model.

[0025] Figure 5 It is the whole structure of the utility model Figure 2 The enlarged structure schematic view of C place in the utility model.

[0026] [Reference signs]

[0027] 1, polyurethane core material;2, metal panel;3, trapezoidal groove;4, trapezoidal convex strip;401, mounting groove;402, first silica gel sealing strip;5, extension board;6, rectangular groove;601, second silica gel sealing strip. DETAILED DESCRIPTION

[0028] Embodiment:

[0029] As Figures 1-5As shown, the utility model discloses a sealing structure of polyurethane cold storage board, including polyurethane core material 1, metal panel 2, trapezoidal recess 3, trapezoidal convex strip 4, the outer side surface of polyurethane core material 1 is wrapped with metal panel 2, and the left side surface of metal panel 2 is integrally formed with trapezoidal recess 3 on the upper and lower sides, and the right side surface of metal panel 2 is integrally formed with trapezoidal convex strip 4 on the upper and lower sides, and the left side surface of metal panel 2 is fixedly provided with extension plate 5 on the upper and lower sides, and the right end of the upper and lower surfaces of metal panel 2 is provided with rectangular groove 6.

[0030] Trapezoidal convex strip 4 includes mounting groove 401 and first silica gel sealing strip 402, and the upper and lower surfaces of trapezoidal convex strip 4 are provided with mounting groove 401, and first silica gel sealing strip 402 is fixedly arranged in mounting groove 401.

[0031] Through the extension plate 5 and the rectangular groove 6, when the two polyurethane cold storage boards are connected, the two trapezoidal convex strips 4 are clamped into the two trapezoidal recesses 3 to form a continuous structure, which increases the sealing effect, and when the two polyurethane cold storage boards are connected, the extension plate 5 on one polyurethane cold storage board is clamped into the rectangular groove 6 of the other polyurethane cold storage board, and the extension plate 5 can block the two side surfaces of the connection between the trapezoidal recess 3 and the trapezoidal convex strip 4, further increasing the sealing effect.

[0032] Through the mounting groove 401 and the first silica gel sealing strip 402, when the trapezoidal convex strip 4 is clamped into the trapezoidal recess 3, the trapezoidal recess 3 will extrude the first silica gel sealing strip 402, so that the first silica gel sealing strip 402 is completely embedded in the mounting groove 401, and the elasticity of the first silica gel sealing strip 402 will make it tightly adhere to the surface of the trapezoidal recess 3, preventing gaps between the trapezoidal convex strip 4 and the trapezoidal recess 3 after being clamped, and ensuring the sealing effect.

[0033] In this embodiment, the metal panel 2 is made of color steel or stainless steel material.

[0034] In this embodiment, the trapezoidal recess 3 and the trapezoidal convex strip 4 are matched, and the trapezoidal convex strip 4 on one polyurethane cold storage board can be embedded in the trapezoidal recess 3 on the other polyurethane cold storage board, facilitating the temperature connection of the two polyurethane cold storage boards.

[0035] In this embodiment, the extension plate 5 and the rectangular groove 6 are matched in shape, facilitating the connection of the two polyurethane cold storage boards.

[0036] In this embodiment, the first silica gel sealing strip 402 is elastic, and can be completely embedded in the mounting groove 401 when extruded, facilitating the extrusion of the trapezoidal recess 3 into the mounting groove 401.

[0037] In the embodiment, the first silica gel sealing strip 402 is in the shape of a right-angled trapezoid with the thickness gradually decreasing towards the side of the trapezoidal convex strip 4, and the first silica gel sealing strip 402 is completely embedded in the mounting groove 401 towards the side of the trapezoidal convex strip 4, facilitating the trapezoidal convex strip 4 to be clamped into the trapezoidal groove 3.

[0038] In the embodiment, the inner side bottom of the rectangular groove 6 is embedded with a plurality of second silica gel sealing strips 601, and the second silica gel sealing strips 601 are in the shape of a semi-cylinder, and the second silica gel sealing strips 601 are elastic.

[0039] By arranging the second silica gel sealing strips 601, when two polyurethane cold storage plates are connected, the extension plate 5 on one polyurethane cold storage plate is clamped into the rectangular groove 6 on the other polyurethane cold storage plate, the second silica gel sealing strips 601 can be extruded, the elastic force of the second silica gel sealing strips 601 can make them tightly adhere to the extension plate 5, ensuring the sealing between the extension plate 5 and the rectangular groove 6, and further increasing the sealing at the connection of the two polyurethane cold storage plates.

[0040] The above is only the preferred embodiment of the present application, and it should be pointed out that for those skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which should also be considered as the protection range of the present application, and these will not affect the effect and practicality of the present application.

Claims

1. A sealing structure of a polyurethane cold storage panel, characterized by: Including polyurethane core material (1), metal panel (2), trapezoidal groove (3), trapezoidal convex strip (4), the outer side surface of the polyurethane core material (1) is wrapped with metal panel (2), the left side surface of the metal panel (2) is integrally formed with trapezoidal groove (3) upwards and downwards, the right side surface of the metal panel (2) is integrally formed with trapezoidal convex strip (4) upwards and downwards, the left side surface of the metal panel (2) is fixedly provided with extension plate (5) upwards and downwards, the upper and lower surfaces of the metal panel (2) are provided with rectangular groove (6) at the right end, The trapezoidal convex strip (4) comprises mounting groove (401) and first silica gel sealing strip (402), the upper and lower surfaces of the trapezoidal convex strip (4) are provided with mounting groove (401) in the center, and the mounting groove (401) is fixedly provided with first silica gel sealing strip (402).

2. The sealed structure of polyurethane cold plates according to claim 1, characterized in that: The metal panel (2) is made of color steel or stainless steel.

3. The sealed structure of polyurethane cold plates of claim 2, wherein: The trapezoidal groove (3) and the trapezoidal convex strip (4) are matched, and the trapezoidal convex strip (4) on one polyurethane cold storage plate can be embedded in the trapezoidal groove (3) on another polyurethane cold storage plate.

4. The sealed structure of polyurethane cold plates of claim 3, wherein: The extension plate (5) is matched with the shape of the rectangular groove (6).

5. The sealed structure of polyurethane cold plates of claim 1, wherein: The first silica gel sealing strip (402) is elastic, and can be completely embedded in the mounting groove (401) when being extruded.

6. The sealed structure of polyurethane cold plates of claim 5, wherein: The first silica gel sealing strip (402) is a right-angled trapezoidal shape with gradually decreasing thickness on one side towards the end of the trapezoidal convex strip (4), and is completely embedded in the mounting groove (401) on one side towards the end of the trapezoidal convex strip (4).

7. The sealed structure of polyurethane cold plates of claim 1, wherein: The inner side bottom of the rectangular groove (6) is embedded with a plurality of second silica gel sealing strips (601), and the second silica gel sealing strips (601) are semicylindrical, and the second silica gel sealing strips (601) are elastic.

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