CN218672804U

CN218672804U - Horizontal refrigerator

Info

Publication number: CN218672804U
Application number: CN202223416567.6U
Authority: CN
Inventors: 洪欢; 赵常; 夏轩
Original assignee: Jiangsu Baixue Electric Appliances Co Ltd
Current assignee: Jiangsu Snow White Cold Chain Integrated Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-03-21
Anticipated expiration: 2032-12-20

Abstract

The utility model belongs to the technical field of refrigeration plant technique and specifically relates to a horizontal freezer, including the inside cabinet body that has at least one to limit and put the thing room, install at least one top that the cabinet body top can be opened and open the door, be used for providing refrigerating plant and the controller of cold volume for at least one to put the thing room, be provided with the electric supply unit that can insert external power supply on the cabinet body and the cabinet body bus that is connected with the electric supply unit electricity, refrigerating plant includes the fan, fan and controller signal connection and the control of controller, each top is opened the door and is all included the bus on the door that is connected with cabinet body bus electricity; each top opening door is provided with an inclined switch electrically connected with the bus on the corresponding door, each inclined switch can be selectively switched on and off according to whether the corresponding top opening door is opened or not, and the controller is in signal connection with each inclined switch to monitor the state of each top opening door; when at least one top-opening door is opened, the fan is in a shutdown state to avoid a large amount of cold energy from leaking from the object placing chamber.

Description

Horizontal refrigerator

Technical Field

The utility model belongs to the technical field of refrigeration plant technique and specifically relates to a horizontal freezer.

Background

Horizontal freezers are common refrigeration equipment and are mainly used in supermarkets, restaurants and grocery stores to store frozen or refrigerated articles such as food materials. Horizontal freezers typically include a cabinet defining a storage compartment, at least one overhead door rotatably connected to a top of the cabinet, and a refrigeration assembly including a fan configured to create forced convection within the storage compartment. If the fan is still in the running state when the top-opening door of the horizontal refrigerator is opened, the cold air with lower temperature in the storage room and the air with higher temperature of the external environment generate forced convection, so that a large amount of cold energy is leaked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a horizontal freezer that can automatically shut down the fan when the top-opening door is opened that the fan still is in the running state when the top-opening door of foretell horizontal freezer is opened will cause a large amount of cold volume to reveal the relevant technical problem.

In order to achieve the above object, the present invention provides the following technical solutions: a horizontal refrigerator comprises a cabinet body, at least one top opening door, a refrigerating device and a controller, wherein at least one storage chamber is defined in the cabinet body, the top opening door is installed at the top of the cabinet body and can be opened, the refrigerating device is used for providing cold energy for the at least one storage chamber, an electric supply unit which can be connected with an external power supply and a cabinet body bus which is electrically connected with the electric supply unit are arranged on the cabinet body, the refrigerating device comprises a fan, the fan is in signal connection with the controller and is controlled by the controller, and each top opening door comprises a door bus which is electrically connected with the cabinet body bus; each top opening door is provided with an inclined switch electrically connected with the corresponding door bus, each inclined switch can be selectively switched on and off according to whether the corresponding top opening door is opened or not, and the controller is in signal connection with each inclined switch to monitor the state of each top opening door; when at least one of the top-opening doors is opened, the fan is in a shutdown state.

In the above technical solution, preferably, each of the top-opening doors is further provided with an illuminating lamp located at the bottom and electrically connected to the bus on the door, and each of the illuminating lamps is in signal connection with and controlled by the controller; when the top-opening door is opened, the illuminating lamp on the corresponding top-opening door is lightened. Still further preferably, the controller is electrically connected to the cabinet bus, and each of the lighting lamps and each of the tilt switches are in signal connection with the controller via the on-door bus and the cabinet bus.

In the above technical solution, preferably, the cabinet further comprises a buzzer fixedly arranged in the cabinet body, the buzzer is in signal connection with the controller and is controlled by the controller; when at least one of the top-opening doors is opened for more than a preset time, the buzzer gives an alarm outwards. Still further preferably, the refrigeration device further comprises a compressor and a condenser, the cabinet body is defined with an installation chamber for placing the compressor and the condenser, the cabinet body is provided with a plurality of ventilation openings at the installation chamber, and the buzzer is installed in the second installation chamber.

In the above technical solution, preferably, the horizontal refrigerator is a horizontal air-cooled refrigerator, the horizontal air-cooled refrigerator is internally defined with a first installation chamber in fluid communication with the at least one object placing chamber, the fan is an evaporator fan, the evaporator fan is electrically connected to the cabinet body bus, and the evaporator fan and the evaporator are both arranged in the first installation chamber.

In the above technical solution, preferably, the horizontal refrigerator is a horizontal direct-cooling refrigerator, the fan is a circulating fan, the circulating fan is fixedly disposed at the bottom of the at least one overhead door and electrically connected to the corresponding door bus of the overhead door, and when the overhead door is closed, the circulating fan is located at the top of the storage chamber.

In the above technical solution, preferably, each of the top-opening doors is rotatably connected to the cabinet assembly through a pair of hinge assemblies, the horizontal freezer further includes a hollow protective shell disposed side by side with the pair of hinge assemblies, and the door bus and the cabinet bus are butted at the hollow protective shell and hidden by the hollow protective shell.

In the above preferred embodiment, it is further preferred that each of the hinge assemblies includes a hinge and a protective hinge shell, and the protective hollow shell is configured to conform to the specification of the protective hinge shell.

In the above preferred embodiment, it is further preferred that the hollow protective shell is centrally disposed between the pair of hinge assemblies.

Compared with the prior art, the utility model discloses the horizontal freezer that technical scheme provided all disposes one and can react the tilt switch that whether the overhead door was opened or not on each overhead door, and the state that the controller was opened through each overhead door of state monitoring of reading each tilt switch. When at least one top-opening door is opened, the controller stops the fan in time to avoid forced convection between cold air in the storage room and air in the external environment to leak a large amount of cold energy.

Drawings

Fig. 1 is a three-dimensional structure diagram of the air-cooled horizontal refrigerator provided by the utility model;

fig. 2 is a front perspective cross-sectional view of the chest cooler of fig. 1;

fig. 3 is a partial side view 1 of the chest freezer shown in fig. 1; wherein the top-open door is in a closed state;

fig. 4 is a partial side view 2 of the chest freezer shown in fig. 1; wherein the top-opening door is in an open state;

fig. 5 is an electrical connection schematic diagram of the chest freezer shown in fig. 1; wherein the double arrows indicate signal connections and the solid lines indicate buses;

fig. 6 is an electrical connection schematic diagram of the direct cooling horizontal refrigerator provided by the present invention.

The figure is marked with:

100. a horizontal refrigerator;

1. a cabinet body; 11. an outer housing; 12. a foamed layer; 13. a storage chamber; 14. an air return channel; 15. an electricity supply unit; 16. a cabinet body bus; 17. a vent;

21. the door is opened by pushing; 22. a hollow protective shell; 23. a tilt switch; 24. an on-door bus; 25. a hinge assembly; 26. An illuminating lamp; 27. a circulating fan;

31. an evaporator; 32. a condenser; 33. a compressor; 34. an evaporator fan;

4. a controller; 5. a buzzer.

Detailed Description

To explain technical contents, structural features, achieved objects and effects of the invention in detail, the technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a detailed description of various exemplary embodiments or modes of practice of the invention. However, various exemplary embodiments may be practiced without these specific details or with one or more equivalent arrangements. Moreover, the various exemplary embodiments may be different, but are not necessarily exclusive. For example, the particular shapes, configurations and characteristics of the exemplary embodiments may be used or implemented in another exemplary embodiment without departing from the inventive concept.

Further, in this application, spatially relative terms such as "below … …", "below … …", "below … …", "below", "above … …", "above … …", "higher", "side" (e.g., as in "sidewall"), etc., thus describe the relationship of one element to another (other) element as shown in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below … …" may include both an orientation of above and below. Moreover, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The utility model is used for provide a novel horizontal freezer, this horizontal freezer can in time close corresponding fan when putting the thing room and exposing to outside to avoid cold volume to leak in a large number. Because each air-cooled horizontal freezer is different with the concrete structure of direct-cooling horizontal freezer, for the detailed description the technical scheme of the utility model, the following will use air-cooled horizontal freezer to carry out the detailed description, replenish the difference when this technical scheme is applied to direct-cooling horizontal freezer again at last.

Fig. 1 shows a horizontal refrigerator 100 provided by the present invention, which includes a cabinet 1, a pair of top doors 21 disposed on the top of the cabinet 1, a refrigerating device disposed inside the cabinet 1, and a controller 4 (see fig. 5) as a control center.

With reference to fig. 2, the cabinet 1 comprises an outer shell 11 forming the outer contour and a foam layer 12 made of insulating foam material. The foaming layer 12 is integrally formed inside the outer case 11 and defines a storage compartment 13 for a user to place frozen or refrigerated goods. The thermal insulation foam material can greatly reduce the heat transfer from the outer shell 11 to the storage compartment 13, so as to maintain a lower temperature in the storage compartment 13. The storage compartment 13 is configured to be open at the top. In other embodiments, the user may configure any number of compartments as desired to store frozen or chilled items at different temperatures or spaced apart.

The refrigeration device is fixedly arranged in the cabinet body 1, and comprises an evaporator 31, a condenser 32, a compressor 33 and an evaporator fan 34, wherein the compressor 33, the condenser 32 and the evaporator 31 are sequentially in fluid communication to form a circulation loop for flowing of a heat transfer medium in the refrigeration device. Wherein, the evaporator 31 is used for the heat exchange medium to absorb heat; the evaporator fan 34 is disposed at the evaporator 31, and is used for delivering cold airflow to the storage compartment 13; the condenser 32 gives off heat to the heat exchange medium. The refrigeration unit 2 is further provided with a condenser fan (not shown) at the condenser 32 to improve the heat exchange efficiency of the condenser 32 with the environment.

The outer shell 11 and the foaming layer 12 define a first installation chamber (not shown) for the evaporator 31 and the evaporator fan 34 and a second installation chamber (not shown) for the condenser 32 and the compressor 33, which are located at one side end of the foaming cabinet 1 and are arranged up and down. The first installation chamber has an air outlet (not shown in the figure) and an air return inlet (not shown in the figure) opened on the foaming layer 12, and the air outlet is located at the top of the first installation chamber to communicate the first installation chamber with the fluid of the object placing chamber 13. The second installation chamber is independent of the first installation chamber and the object placing chamber 13, and the outer casing 11 is opened with a plurality of ventilation openings 17 at the second installation chamber, so that the condenser 32 and the compressor 33 can perform convection with the outside air.

The cabinet 1 is further provided with a return air duct 14 formed on an inner wall surface of the foam layer 12, and the return air duct includes a vertical section (not shown) disposed at an end portion of the foam layer 12 on a side away from the evaporator 31 and extending vertically, a horizontal section (not shown) disposed at a bottom of the foam layer 12 and extending horizontally, and a tail section (not shown) located downstream of the horizontal section. Wherein, the top of the vertical section is provided with an inlet (marked in the figure) which is communicated with the object placing chamber 13 by fluid; the end of the tail section is in communication with the return air interface of the first mounting compartment to provide fluid communication between the return air duct 14 and the first mounting compartment.

When the horizontal refrigerator 100 works, the refrigerating device is started, and the evaporator fan 34 provides circulating flowing power for cold airflow; the cold air flow in the first installation chamber enters the article placing chamber 13 through the air outlet; thereafter, part of the cold air flow enters the first installation room through the return air duct 14 and takes heat away by the evaporator 31, thereby forming a cycle. It will be appreciated that the heat removed by the heat transfer medium in the evaporator 31 is ultimately dissipated to the outside environment through the condenser 32.

With reference to fig. 5, the cabinet 1 further includes an electric supply unit 15 capable of receiving commercial power, and a cabinet bus 16 electrically connected to the electric supply unit 15. The cabinet bus 16 electrically connects the electric components (including the compressor 33 and the evaporator fan 34) on the cabinet 1. Each of the overhead doors 21 is further provided with an illumination lamp 26 at the bottom, an on-door bus 24, and a tilt switch 23. The tilt switch 23 is configured to be capable of being closed or opened based on whether the corresponding overhead door 21 is opened or not to reflect the state of the corresponding overhead door 21; the illumination lamp 26 is used to provide light illumination to the user when the corresponding knock-out door 21 is opened.

Referring to fig. 3 to 4, each of the top opening doors 21 is rotatably coupled to the cabinet 1 by a pair of hinge assemblies 25. Each hinge assembly 25 includes a hinge (not shown) and a hinge protective housing (not shown) that is disposed outside the hinge to protect the hinge.

A hollow protective case 22 is further provided between each of the top opening doors 21 and the cabinet 1, in parallel with the pair of hinge assemblies 25. The hollow protective shell 22 includes an upper portion fixedly provided on the knock-out door 21 and a lower portion fixedly provided on the cabinet 1 independently of the upper portion. The on-door bus 24 is butted against the cabinet bus 16 within the hollow protective shell 22 and hidden by the hollow protective shell 22, whereby the tilt switch 23 is electrically connected to the electric supply unit 15 with the illumination lamp 26. It will be appreciated that the hollow protective shell 22 protects and conceals the exposed portions of the door bus 24 and the cabinet bus 16, thereby improving the reliability of the wiring there and preventing the exposed conductive wires of that portion from being worn. Further, the hollow protective case 22 is centrally disposed between the pair of hinge assemblies 25 and is configured to conform to the specifications of the hinge protective case to enhance the visual aesthetics of the chest cooler 100.

The controller 4 is configured to signal each of the tilt switches 23, the compressor 33, the evaporator fan 34, and each of the illumination lamps 26 simultaneously. The controller 4 is configured to selectively turn on and off the controllable components of the signal connection based on the state of the tilt switch 23 to improve the economy and intelligence of the chest freezer 100 during operation. Specifically, when at least one of the top doors 21 is opened, the controller 4 turns on the illumination lamps 26 on the opened top doors 21 and turns off the evaporator fans 34, so as to prevent a large amount of cold leakage caused by forced convection between cold air with a low temperature in the storage compartment 13 and air with a high external ambient temperature.

Further, the controller 4 is located inside the cabinet 1 and electrically connected to the cabinet bus 16, and each illumination lamp 26 and each tilt switch 23 are in signal connection with the controller 4 via the door bus 24 and the cabinet bus 16 (the buses may be integrated with a primary power line and a secondary signal line). Thereby, no additional communication components may be arranged.

This horizontal freezer 100 still includes arranges the bee calling organ 5 in the second installation room, and this bee calling organ 5 and controller 4 signal connection. The controller 4 is configured to start the buzzer 5 to give an alarm to the outside after at least one of the overhead doors 21 is opened for a preset time, so as to remind a user of paying attention to whether the overhead door 21 is opened by mistake, thereby reducing unnecessary loss of cooling capacity.

In a direct-cooling horizontal freezer, a low-temperature heat transfer medium directly cools the inner wall surface of a cabinet body, and the cabinet body cools frozen or refrigerated articles placed in a storage chamber by convection of air in the storage chamber. In some direct-cooling horizontal refrigerators, in order to enhance the convection of air in the storage compartment, a circulating fan is provided at the bottom of the top-open door (no evaporator fan is provided in this type of horizontal refrigerator). The circulating fan is positioned at the top of the storage chamber when the corresponding top-open door is closed. Fig. 6 shows the application of the technical solution of the present invention to a direct-cooling horizontal refrigerator, in which each circulating fan 27 is electrically connected to the door bus 24 'on the corresponding overhead door and controlled by the controller 4'. Similarly, the door bus 24' and the cabinet bus 16' are mated within a hollow protective shell 22' and are concealed, thereby protecting the exposed portion of the mating portions and enhancing the visual aesthetics of the device. When any one of the top-opening doors is opened, the controller 4' stops the circulating fan 27 to prevent a large amount of cold in the storage room from leaking.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims, the description and the equivalents thereof.

Claims

1. A horizontal refrigerator comprises a cabinet body, at least one top opening door, a refrigerating device and a controller, wherein at least one storage chamber is defined in the cabinet body, the top opening door is installed at the top of the cabinet body and can be opened, the refrigerating device is used for providing cold energy for the at least one storage chamber, an electric supply unit which can be connected with an external power supply and a cabinet body bus which is electrically connected with the electric supply unit are arranged on the cabinet body, the refrigerating device comprises a fan, the fan is in signal connection with the controller and is controlled by the controller, and each top opening door comprises a door bus which is electrically connected with the cabinet body bus; the device is characterized in that each top opening door is provided with an inclined switch electrically connected with a bus on the corresponding top opening door, each inclined switch can be selectively switched on and off according to whether the corresponding top opening door is opened or not, and the controller is in signal connection with each inclined switch to monitor the state of each top opening door; when at least one of the top-opening doors is opened, the fan is in a shutdown state.

2. The horizontal refrigerator as set forth in claim 1, wherein each of the overhead doors is further provided with an illuminating lamp disposed at the bottom and electrically connected to the bus on the door, each illuminating lamp being in signal connection with and controlled by the controller; when the top-opening door is opened, the illuminating lamp on the corresponding top-opening door is lightened.

3. A horizontal refrigerator as set forth in claim 2 wherein the controller is electrically connected to the cabinet bus, and each of the illuminating lamps and each of the tilt switches are in signal connection with the controller via the on-door bus and the cabinet bus.

4. The horizontal refrigerator according to claim 1, further comprising a buzzer fixedly arranged in the cabinet body, wherein the buzzer is in signal connection with the controller and is controlled by the controller; when at least one of the top-opening doors is opened for more than a preset time, the buzzer gives an alarm outwards.

5. The horizontal refrigerator according to claim 4, wherein the refrigerating device further comprises a compressor and a condenser, the cabinet body defines a second installation chamber for placing the compressor and the condenser, the cabinet body is provided with a plurality of ventilation openings at the installation chamber, and the buzzer is installed in the installation chamber.

6. The horizontal refrigerator of claim 1 wherein the horizontal refrigerator is a horizontal air-cooled refrigerator, the horizontal air-cooled refrigerator has a first mounting chamber defined in the cabinet body and in fluid communication with the at least one compartment, the fan is an evaporator fan, the evaporator fan is electrically connected to the cabinet body bus, and the evaporator fan and the evaporator are both disposed in the first mounting chamber.

7. The horizontal refrigerator according to claim 1, wherein the horizontal refrigerator is a horizontal direct-cooling refrigerator, the fan is a circulating fan, the circulating fan is fixedly arranged at the bottom of the at least one top-opening door and electrically connected with a corresponding door bus of the top-opening door, and when the corresponding top-opening door is closed, the circulating fan is positioned at the top of the storage chamber.

8. The horizontal freezer of claim 1, wherein each of the overhead doors is pivotally connected to the cabinet assembly by a pair of hinge assemblies, the horizontal freezer further comprising a hollow protective shell positioned alongside the pair of hinge assemblies, the door bus interfacing with the cabinet bus at the hollow protective shell and being concealed by the hollow protective shell.

9. The horizontal cooler of claim 8 wherein each of the hinge assemblies includes a hinge and a protective hinge shell, the protective hollow shell being configured to conform to the protective hinge shell.

10. The horizontal freezer of claim 8, wherein the hollow protective shell is centrally disposed between the pair of hinge assemblies.