CN211851105U

CN211851105U - Freezer enclosure

Info

Publication number: CN211851105U
Application number: CN202020195857.4U
Authority: CN
Inventors: 李泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-23
Filing date: 2020-02-23
Publication date: 2020-11-03
Anticipated expiration: 2030-02-23

Abstract

The utility model discloses a freezer enclosure. Including the heat preservation body of enclosing, the heat preservation encloses the body for a vacuum insulation and encloses the body, the vacuum insulation encloses the body and includes the vacuum heat preservation sandwich layer, and set up in the relative both sides of vacuum heat preservation sandwich layer or the layer of pouring all around, the vacuum heat preservation sandwich layer includes the vacuum heat preservation core, the vacuum heat preservation core includes the vacuum core cover, and set up in thermal-insulated filling inner core in the vacuum core cover. The enclosure body for the refrigeration house has the advantages of low energy consumption, good sealing condition, strong natural disaster resistance and long service life.

Description

Freezer enclosure

Technical Field

The utility model relates to a freezer. In particular to a freezer enclosure body for heat preservation and heat insulation of a freezer.

Background

China is a large-consumption country with a large population and huge energy consumption, and only heat leakage of walls occupies tens of percent of total energy consumption.

Most of the existing refrigeratory adopts a plate frame type, a color plate is internally provided with a polyurethane foaming plate, and the refrigeratory heat-insulating wall body (enclosure body) with the structure has the following defects: 1, the price is high and accounts for about one third of the total cost of the refrigeration house; 2, a plurality of tiny gaps or seams are arranged at the splicing positions of the plates, and cracks can be generated after a long time, so that air infiltration is caused; 3, the capability of bearing natural disasters (such as storm attack is limited); 4, the bearing capacity of the wall is limited; 5, the service life of the warehouse body is limited, and the warehouse can be used for only ten years; 6, the heat preservation effect is poor, and because the polyurethane cost is very expensive, the wall plate of the refrigerator body is made to be very thin, generally 10-12 cm, so that the energy consumption of the existing refrigerator in China is very large.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that above-mentioned prior art exists, provide a freezer enclosure. The enclosure body for the refrigeration house has the advantages of low energy consumption, good sealing condition, strong natural disaster resistance and long service life.

The utility model discloses freezer enclosure's technical scheme encloses the body including keeping warm, it encloses the body to keep warm for a vacuum insulation, vacuum insulation encloses the body including the vacuum insulation sandwich layer, and set up in the relative both sides of vacuum insulation sandwich layer or the layer of pouring all around, the vacuum insulation sandwich layer includes the vacuum insulation core, the vacuum insulation core includes the vacuum core cover, and set up in thermal-insulated filling inner core in the vacuum core cover.

The vacuum core sleeve comprises a plurality of plastic layers or agricultural film bag layers.

The insulating filled core comprises polystyrene foam particles.

The vacuum heat-preservation core body further comprises a framework, and the framework is arranged between the vacuum core sleeve and the heat-insulation filling inner core.

The framework comprises a plastic pipe with meshes.

The vacuum heat-preservation enclosure further comprises an evacuation main pipe, an evacuation branch pipe and/or an evacuation core pipe, wherein the evacuation branch pipe is connected inside and outside the vacuum core sleeve or between the vacuum core sleeve and the evacuation branch pipe, and the evacuation main pipe is connected between the evacuation branch pipes.

The vacuum heat-insulation enclosure body also comprises a core frame, and the vacuum heat-insulation core body is arranged on the core frame; the core frame comprises upright posts, vertical bars, transverse bars and/or silk screens.

The upright column comprises an I-shaped upright column, and the evacuation branch pipe of the vacuum heat-insulation enclosure body is arranged in the groove of the corresponding I-shaped upright column.

The vacuum pumping degree control system of the vacuum heat-insulation core layer comprises a vacuum pump, an electric contact pressure gauge and an electromagnetic valve, wherein the vacuum pump, the electric contact pressure gauge and the electromagnetic valve are connected to a vacuum pumping main pipe, and an upper limit electric contact and a lower limit electric contact of the electric contact pressure gauge are respectively connected in series to a power supply circuit of the vacuum pump and a power supply circuit of the.

The utility model is not only simple in structure, reasonable, its preparation simple process, the cost of manufacture is low, and it is effectual to keep warm thermal-insulated, can effectively save the energy resource consumption of freezer by a wide margin, and then effectively reduce the use running cost of freezer.

Drawings

Fig. 1 is a schematic view of a partially cut-away perspective structure according to an embodiment of the present invention; fig. 2 is a schematic cross-sectional structure of fig. 1.

Detailed Description

In order to facilitate a better understanding of the present invention, the present invention will be further described with reference to the following embodiments and drawings.

As shown in fig. 1 and 2. The freezer enclosure is a vacuum heat-insulating enclosure, which comprises a core frame, a vacuum heat-insulating core layer and foam cement pouring layers 12 arranged on two opposite sides or around the vacuum heat-insulating core layer, wherein the vacuum heat-insulating core layer comprises a vacuum heat-insulating core body.

In this embodiment, the vacuum insulation core layer includes a vacuum insulation core body 1, and the core frame includes an i-shaped column, a horizontal bar, a vertical bar, a wire mesh, and the like. The I-shaped upright posts are composed of I-shaped steel 6, and the transverse bars, the vertical bars and the wire mesh respectively comprise retaining wall steel bars 11, vertical steel bars 5, wire mesh 10 and the like. Namely, the vacuum heat-insulating core layer is formed by stacking vacuum heat-insulating core bodies through a core frame. Each I-steel is vertically arranged. In the cast-in-place process of the foam cement pouring layer, an integral or complete type is arranged on the periphery of the vacuum heat insulation core layer, and the vacuum heat insulation core layer is further completely and completely sealed.

The vacuum heat-preservation core body 1 comprises a vacuum core sleeve 2, a framework 4 arranged in the vacuum core sleeve 2 and a heat-insulation filling inner core 3 arranged between the vacuum core sleeve and the framework. The heat insulation filling inner core 3 is formed by filling polystyrene foam particles into a vacuum core sleeve, and the vacuum core sleeve 2 is formed by one or more layers of agricultural film plastic bags. The framework 4 is made of a plastic circular tube with meshes on the peripheral wall.

The vacuum heat-preservation enclosure body further comprises an evacuation main pipe 9, evacuation branch pipes 7 and evacuation core pipes 8, the evacuation branch pipes 7 which are vertical are arranged in the grooves of the corresponding I-shaped steel, and the evacuation main pipe 9 is transversely arranged on the upper portion of the vacuum heat-preservation enclosure body and connected to the upper ports of the evacuation branch pipes. The evacuating core pipe of each vacuum heat-insulating core body can be respectively connected between the corresponding evacuating branch pipe and the vacuum core sleeve 2 of the vacuum heat-insulating core body through a tee joint. Each evacuation branch pipe may be connected to the evacuation manifold by a respective tee. The evacuation manifold is connected to a vacuum pump, a choke valve and an electric contact vacuum gauge. A vacuum pump is a power source that can generate a vacuum. A choke valve is a valve that stops the flow of air.

The utility model discloses a concrete manufacturing method of a refrigeration house enclosure body.

1) Manufacturing a vacuum heat-insulation core body: the method comprises the steps of adopting a common agricultural film bag as a vacuum core sleeve, determining the length of the bag according to the width between vertical steel structure I-shaped steel, filling filler particles such as polystyrene foam particles (which can be formed by crushing waste foam plastic plates by a crusher) into the bag, inserting an evacuation core pipe into a framework in the bag, vacuumizing the two ends of the bag (the evacuation core pipe cannot be sealed) to be sealed, sleeving a layer of agricultural film bag, sealing the two sides of the bag again, vacuumizing the bag until the vacuum degree reaches 200pa, stopping pumping air, and plugging the evacuation core pipe by a plastic plug. The I-shaped steel can be surrounded by the vacuum insulation core body.

2) Manufacturing a vacuum heat-insulating core layer of the vacuum heat-insulating enclosure (preparation before casting of the vacuum heat-insulating enclosure): after the steel structure cold storage body is built, each I-shaped steel is welded firmly by using the protective wall steel bars 11 which are arranged transversely to form a transverse lacing wire net rack with the same width, then the vacuum heat insulation core body 1 is stacked (namely stacked) between every two adjacent I-shaped steels, and the two ends of each vacuum heat insulation core body are correspondingly limited by the grooves of the I-shaped steels. One side of the vacuum heat-preservation core body is high in stacking, the evacuating core pipe of the vacuum heat-preservation core body is communicated with the evacuating branch pipe, the evacuating core pipe and the evacuating branch pipe are stacked to the top end, the branch pipe is connected with the evacuating main pipe, the evacuating main pipe is fixed and tensioned by a vertical reinforcing steel bar 5, finally, the wire netting is slowly put down from top to bottom, finally, the wire netting is vertically laid on the inner side of the wall protection reinforcing steel bar, and the wire netting is tied between every two adjacent wire netting by a tying wire so as to ensure.

3) Preparation of a pouring layer (foamed cement pouring layer): the foamed cement pouring layer comprises polystyrene foam particles, cement paste (or foamed cement paste) and the like. The method comprises the steps of foaming by a foaming machine in a cast-in-place mode, stirring with cement slurry to form foamed cement slurry, adding a plurality of polystyrene foam particles, injecting the foamed cement and foam particle slurry from top to bottom by using a foamed cement conveyer, taking a vacuum insulation core body between two adjacent I-beams as a casting construction amount each time, taking the vacuum insulation core body as the center, casting the two sides of the vacuum insulation core body at the same time, casting while connecting each vacuumizing core pipe and each vacuumizing branch pipe, vacuumizing by opening a vacuum pump, and casting all the two adjacent I-beams on one surface of a refrigeration house to form the vacuum insulation enclosure (vacuum insulation wall body) with the vacuum insulation core body as an inner layer and the two opposite side surfaces and the two opposite end surfaces of the vacuum insulation core body as foamed cement casting layers.

And pouring the rest surfaces of the refrigerator in the same way.

4) After the vacuum heat-insulating enclosure on each surface of the refrigeration house is poured, the vacuum heat-insulating enclosure is cured and dried for one week, so that the outer wall surface of the vacuum heat-insulating enclosure can be painted with a layer, white cement, sand and a little pigment are adopted to be mixed into a color which is coordinated with the natural environment, the thickness of the painting layer 13 is about 1 centimeter, and the wire netting is completely covered, so that the attractiveness of the outer wall is improved, and the outer wall is prevented from being corroded by storm.

The utility model discloses a vacuum insulation core is for having the vacuum type insulation material brick of evacuation pipe (including managing to find time the core pipe, managing to find time branch pipe and managing to find time etc.), and its freezer encloses the body and constitutes for building intraformational vacuum type insulation material brick by building in insulation material grout and pour.

The vacuum degree control system of the vacuum heat-preservation core layer comprises a vacuum pump connected to a vacuum pumping main pipe, an electric contact pressure gauge and an electromagnetic valve connected to the outlet of the vacuum pump, wherein the upper limit electric contact and the lower limit electric contact of the electric contact pressure gauge are connected in series to a power supply loop of the vacuum pump and a power supply loop of the electromagnetic valve respectively. The upper limit electric contact of the vacuum degree electric contact pressure gauge is a normally closed contact, and the lower limit electric contact is a normally open contact. The vacuum pump is communicated with the atmosphere.

5) Because each wall of the whole warehouse is connected together through the evacuation header pipe, if the vacuum degree is reduced below a lower limit value (for example, 100 Pa) after the warehouse is used for a period of time, the lower limit electric contact of the electric contact pressure gauge acts and is closed, the electromagnetic valve and the vacuum pump power supply are automatically switched on, the pimples are started, the vacuum pump works, the vacuum heat preservation core layer is evacuated, and when the upper limit set value is reached, the upper limit electric contact of the electric contact pressure gauge acts and is disconnected, the vacuum pump stops rotating, and the electromagnetic valve is closed.

Thus, the performance of the vacuum heat-insulating enclosure can achieve better heat-insulating performance, the number of heat-insulating lines is 3 times that of polyurethane, so that the total heat-insulating performance of the wall is improved by times compared with that of a conventional refrigeration house, the electricity cost is saved by times, and the cost is greatly reduced.

The above-described embodiments describe the technical principles of the present invention, and these descriptions are only for the purpose of explaining the principles of the present invention, and should not be interpreted as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides a freezer encloses the body, includes that the heat preservation encloses the body, characterized by the heat preservation encloses the body and encloses the body for a vacuum insulation, the vacuum insulation encloses the body including the vacuum insulation sandwich layer, and set up in the relative both sides of vacuum insulation sandwich layer or the layer of pouring all around, the vacuum insulation sandwich layer includes the vacuum insulation core, the vacuum insulation core includes the vacuum core cover, and set up in thermal-insulated filling inner core in the vacuum core cover.

2. The freezer enclosure of claim 1, wherein said vacuum core jacket comprises a plurality of plastic or agricultural film bag layers.

3. The freezer enclosure of claim 1 wherein said insulating filled core comprises polystyrene foam particles.

4. The freezer enclosure of claim 1, wherein said vacuum insulation core further comprises a skeleton, said skeleton being disposed between said vacuum core jacket and said insulating filler core.

5. The freezer enclosure of claim 4 wherein said skeleton comprises a plastic tube with mesh openings disposed therein.

6. The freezer enclosure of claim 1 wherein said vacuum insulation enclosure further comprises an evacuation manifold, an evacuation manifold and/or an evacuation core tube, said evacuation manifold being connected to the interior and exterior of the vacuum core sleeve or between the vacuum core sleeve and the evacuation manifold, said evacuation manifold being connected between the evacuation manifolds.

7. The freezer enclosure of claim 1 or 6, wherein said vacuum insulation enclosure further comprises a core frame, said vacuum insulation core being disposed on said core frame; the core frame comprises upright posts, vertical bars, transverse bars and/or silk screens.

8. The freezer enclosure of claim 7, wherein said columns comprise i-shaped columns, and said evacuated manifolds of said vacuum insulation enclosure are disposed in the corresponding i-shaped column recesses.

9. The enclosure of the refrigeration house according to claim 1, wherein the degree of vacuum pumping control system of the vacuum insulation core layer comprises a vacuum pump connected to the pumping-out header pipe, an electric contact pressure gauge and an electromagnetic valve, and upper and lower limit electric contacts of the electric contact pressure gauge are respectively connected in series with a power supply loop of the vacuum pump and the electromagnetic valve.