CN215849247U

CN215849247U - Refrigerator foaming mould with heating structure

Info

Publication number: CN215849247U
Application number: CN202122405155.1U
Authority: CN
Inventors: 吴家为; 韦贵书; 黄翠霖; 韦丽荷
Original assignee: Liuzhou Jinjing Electric Appliance Co ltd
Current assignee: Liuzhou Jinjing Electric Appliance Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-18
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a refrigerator foaming mould with a heating structure, which belongs to the technical field of refrigerator production and comprises a supporting table, an internal mould mechanism and an external mould mechanism; the internal mold mechanism comprises a bottom plate and a matching block for matching with the refrigerator liner; the outer mold mechanism comprises four fixing plates for fixing the refrigerator shell, and the four fixing plates are arranged around the matching blocks in a surrounding manner; the bottom of the fixed plate is hinged with a supporting table through a hinge, and the supporting table is provided with a driving mechanism for driving the fixed plate to turn up and down; the four fixing plates are closed or opened under the driving of the driving mechanism; the first heating wires are uniformly distributed in the matching blocks and electrically connected with a first temperature controller; second heating wires are uniformly distributed in the fixing plate and electrically connected with a second temperature controller; the first temperature controller and the second temperature controller are both arranged on the support platform; the utility model solves the problem of overlarge energy consumption during foaming of the refrigerator.

Description

Refrigerator foaming mould with heating structure

Technical Field

The utility model relates to the technical field of refrigerator production, in particular to a refrigerator foaming mold with a heating structure.

Background

In the production process of the refrigerator, a polyurethane foam heat-insulating layer obtained through foaming reaction is needed to improve the heat-insulating effect of the refrigerator, and in the foaming reaction process, the environment temperature of 40-50 ℃ is needed. In the prior art, a foaming chamber is usually arranged, and a large number of heating pipes are arranged in the foaming chamber to maintain the ambient temperature of 40-50 ℃. The foaming chamber is provided with a foaming inlet and a foaming outlet, and the refrigerator body is fixed on the mold and injected with foaming materials during operation. The mould is driven by a power mechanism to slowly enter a foaming chamber from a foaming inlet, and after a certain foaming time, the mould comes out from a foaming outlet, so that the foaming process can be completed. However, as the refrigerator needs to enter and exit, the foaming chamber is open, and the foaming chamber occupies a large space, so that the heat dissipation surface is large, the heat of the foaming chamber leaks seriously, and the energy waste is caused.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a foaming mold with a heat generating structure for a refrigerator, which is used to solve the problem of excessive energy consumption during foaming of the refrigerator.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a refrigerator foaming mould with a heating structure comprises a supporting table, an internal mould mechanism and an external mould mechanism; the internal mold mechanism comprises a bottom plate and a matching block for matching with an inner container of the refrigerator, the bottom plate is horizontally arranged on the supporting table, and the matching block is arranged on the top surface of the bottom plate; the outer die mechanism comprises four fixing plates for fixing the refrigerator shell, and the four fixing plates are arranged around the matching block in a surrounding manner; the bottom of the fixed plate is hinged with the supporting table through a hinge, and the supporting table is provided with a driving mechanism for driving the fixed plate to turn up and down; the four fixed plates are closed or opened under the driving of the driving mechanism, and are spliced into a cuboid structure when being closed, and the fixed plates are provided with matching ports corresponding to the refrigerator pouring ports; first heating wires are uniformly distributed in the matching blocks, and the first heating wires are electrically connected with a first temperature controller; second heating wires are uniformly distributed in the fixing plate and electrically connected with a second temperature controller; the first temperature controller and the second temperature controller are both arranged on the supporting platform.

Preferably, wheels are arranged at four corner positions of the bottom of the support platform.

Preferably, the driving mechanism comprises four electric control telescopic rods, and the four electric control telescopic rods are respectively connected with four fixing plates; the lower end of the electric control telescopic rod is hinged with the supporting table, and the upper end of the electric control telescopic rod is hinged with the fixed plate.

Preferably, the electric control telescopic rod is an air cylinder or an electric push rod.

Preferably, the bottom of the bottom plate is provided with an elastic component.

Preferably, the elastic component comprises a plurality of movable rods which are uniformly distributed on the bottom surface of the bottom plate and are vertically arranged; the movable rod movably penetrates through the table top of the support table, and the bottom of the movable rod is provided with a limiting block; the movable rod is sleeved with a spring, and the spring is located between the bottom plate and the table top of the supporting table.

Preferably, the top surface splicing part of the fixing plate is provided with a lock catch.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

1. according to the utility model, a first heating wire is arranged in a matching block of an inner die mechanism, a second heating wire is arranged in four fixing plates of an outer die mechanism, and the first heating wire and the second heating wire are respectively heated at constant temperature under the control of a first temperature controller and a second temperature controller. According to the utility model, the temperature required by polyurethane foaming is provided by virtue of the heating action of the first heating wire and the second heating wire, the heating action of the traditional foaming room is replaced, and the problem of overlarge energy consumption caused by large quantity of heat leakage due to heating of the foaming room is avoided.

2. The first electric heating wire is used for heating the matching block, the matching block transmits heat to the refrigerator liner, the second electric heating wire is used for heating the fixing plate, and the fixing plate transmits the heat to the refrigerator shell.

3. According to the refrigerator fixing device, the elastic assembly is arranged at the bottom of the bottom plate of the inner die mechanism, when the refrigerator fixing device works, the elastic assembly is pressed downwards when the refrigerator is clamped and fixed by the four fixing plates of the outer die mechanism, the clamping and fixing effects on the refrigerator are improved, the phenomenon that the refrigerator is loosened due to unstable fixation is avoided, the buffering effect is achieved, and the refrigerator can be protected.

Drawings

Fig. 1 is a schematic overall structure diagram of a foaming mold for a refrigerator according to an embodiment of the present invention;

fig. 2 is a schematic view of an installation of an internal mold mechanism provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of four fixing plates provided in the embodiment of the present invention in a folded state;

the main reference symbols in the drawings are as follows:

in the figure, 1-supporting table, 2-wheel, 3-matching block, 4-bottom plate, 5-movable rod, 6-limiting block, 7-spring, 8-fixing plate, 9-hinge, 10-electric control telescopic rod, 11-lock catch, 12-first temperature controller and 13-second temperature controller.

The following detailed description will further illustrate the utility model in conjunction with the above-described figures.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The drawings are only for purposes of illustration and are not intended to be limiting, certain elements of the drawings may be omitted, enlarged or reduced to better illustrate the embodiments of the present invention, and do not represent the size of the actual product, and it is understood that some well-known structures, elements and descriptions thereof in the drawings may be omitted for persons skilled in the art.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1-3, a foaming mold with a heating structure for a refrigerator includes a supporting platform 1, an internal mold mechanism and an external mold mechanism. Four corner positions in the bottom of the supporting table 1 are provided with wheels 2, so that the supporting table is convenient to move.

The internal mold mechanism comprises a bottom plate 4 and a matching block 3 used for matching with the inner container of the refrigerator, wherein the bottom plate 4 is horizontally arranged on the supporting table 1, and the matching block 3 is arranged on the top surface of the bottom plate 4. Wherein, the bottom of bottom plate 4 is provided with elastic component, and elastic component includes a plurality of movable rods 5 that evenly lay in 4 bottom surfaces of bottom plate and vertical setting, and a supporting bench 1's mesa is worn to establish in the activity of movable rod 5, and its bottom is provided with stopper 6, and the cover is equipped with spring 7 on the movable rod 5, and spring 7 is located between bottom plate 4 and a supporting bench 1's the mesa. When in use, the refrigerator is laid down, the opening of the inner container of the refrigerator faces downwards, and the inner container is matched with the matching block 3 of the inner mold mechanism. The matching block 3 can be arranged into an internal hollow structure, so that the overall weight is reduced. Elastic component's setting for the refrigerator presss from both sides the fastening timing, has better clamping effect, and has certain buffering guard action.

The outer die mechanism comprises four fixing plates 8 for fixing the refrigerator shell, and the four fixing plates 8 are arranged around the matching block 3 in a surrounding mode. The bottom of fixed plate 8 is articulated with brace table 1 through hinge 9, and brace table 1 is provided with the actuating mechanism who is used for driving fixed plate 8 and overturns from top to bottom. The four fixing plates 8 are closed or opened under the driving of the driving mechanism, and are spliced into a cuboid structure when closed, the cuboid structure is hollow inside, and the refrigerator shell can be clamped, wrapped and covered. The top surface concatenation department of fixed plate 8 is provided with hasp 11, improves stability. The fixing plate 8 is provided with a matching port (not shown) corresponding to the refrigerator filling port, so that the refrigerator can be conveniently filled with the foaming material.

The driving mechanism comprises four electric control telescopic rods 10, the four electric control telescopic rods 10 are respectively connected with four fixing plates 8, the lower ends of the electric control telescopic rods 10 are hinged to the supporting table 1, and the upper ends of the electric control telescopic rods are hinged to the fixing plates 8. The electric control telescopic rod 10 is a cylinder or an electric push rod. In this embodiment, the electric control telescopic rod 10 is a cylinder. Because the upper and lower both ends of automatically controlled telescopic link 10 are hinge structure, can rotate, when automatically controlled telescopic link 10 stretches out and draws back, can drive fixed plate 8 and overturn from top to bottom, and then realize drawing in and opening the function.

The matching block 3 is uniformly distributed with a first electric heating wire which is electrically connected with a first temperature controller 12. The fixing plate 8 is uniformly distributed with a second heating wire which is electrically connected with a second temperature controller 13. The first temperature controller 12 and the second temperature controller 13 are both arranged on the support table 1. The material of the matching block 3 and the fixing plate 8 is iron. In other embodiments, the material of the mating block 3 and the fixing plate 8 may also be copper or stainless steel, which has better heat conductivity and mechanical strength.

According to the utility model, a first heating wire is arranged in a matching block 3 of an inner die mechanism, a second heating wire is arranged in four fixing plates 8 of an outer die mechanism, and the first heating wire and the second heating wire are respectively heated at constant temperature under the control of a first temperature controller 12 and a second temperature controller 13. According to the utility model, the temperature required by polyurethane foaming is provided by virtue of the heating action of the first heating wire and the second heating wire, the heating action of the traditional foaming room is replaced, and the problem of overlarge energy consumption caused by large quantity of heat leakage due to heating of the foaming room is avoided.

According to the utility model, the first electric heating wire is used for heating the matching block 3, the matching block 3 transfers heat to the refrigerator liner, the second electric heating wire is used for heating the fixing plate 8, the fixing plate 8 transfers heat to the refrigerator shell, and the heating temperatures of the first electric heating wire and the second electric heating wire can be respectively adjusted through the first temperature controller 12 and the second temperature controller 13 due to the difference of heat conduction performances of the refrigerator shell and the refrigerator liner, so that the temperature difference between the inner side and the outer side of the refrigerator is reduced, and polyurethane foaming is facilitated.

According to the refrigerator fixing device, the elastic assembly is arranged at the bottom of the bottom plate 4 of the inner die mechanism, when the refrigerator fixing device works, the four fixing plates 8 of the outer die mechanism clamp and fix the refrigerator, the elastic assembly is pressed downwards, the effects of clamping and fixing the refrigerator are improved, the phenomenon that the refrigerator is not fixed stably and becomes loose is avoided, the buffering effect is achieved, and the refrigerator can be protected.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a from refrigerator foaming mould of taking heating structure which characterized in that: comprises a supporting table, an internal mold mechanism and an external mold mechanism; the internal mold mechanism comprises a bottom plate and a matching block for matching with an inner container of the refrigerator, the bottom plate is horizontally arranged on the supporting table, and the matching block is arranged on the top surface of the bottom plate; the outer die mechanism comprises four fixing plates for fixing the refrigerator shell, and the four fixing plates are arranged around the matching block in a surrounding manner; the bottom of the fixed plate is hinged with the supporting table through a hinge, and the supporting table is provided with a driving mechanism for driving the fixed plate to turn up and down; the four fixed plates are closed or opened under the driving of the driving mechanism, and are spliced into a cuboid structure when being closed, and the fixed plates are provided with matching ports corresponding to the refrigerator pouring ports; first heating wires are uniformly distributed in the matching blocks, and the first heating wires are electrically connected with a first temperature controller; second heating wires are uniformly distributed in the fixing plate and electrically connected with a second temperature controller; the first temperature controller and the second temperature controller are both arranged on the supporting platform.

2. The foaming mold of a refrigerator with a heating structure as claimed in claim 1, wherein: and the four corner positions at the bottom of the supporting platform are provided with wheels.

3. The foaming mold of a refrigerator with a heating structure as claimed in claim 1, wherein: the driving mechanism comprises four electric control telescopic rods, and the four electric control telescopic rods are respectively connected with four fixing plates; the lower end of the electric control telescopic rod is hinged with the supporting table, and the upper end of the electric control telescopic rod is hinged with the fixed plate.

4. The foaming mold of a refrigerator with a heating structure as claimed in claim 3, wherein: the electric control telescopic rod is a cylinder or an electric push rod.

5. The foaming mold of a refrigerator with a heating structure as claimed in claim 1, wherein: the bottom of the bottom plate is provided with an elastic component.

6. The foaming mold of the refrigerator with the heating structure as claimed in claim 5, wherein: the elastic component comprises a plurality of movable rods which are uniformly distributed on the bottom surface of the bottom plate and are vertically arranged; the movable rod movably penetrates through the table top of the support table, and the bottom of the movable rod is provided with a limiting block; the movable rod is sleeved with a spring, and the spring is located between the bottom plate and the table top of the supporting table.

7. The foaming mold of a refrigerator with a heating structure as claimed in claim 1, wherein: and the splicing part of the top surface of the fixing plate is provided with a lock catch.