CN220771479U - Refrigerating apparatus - Google Patents

Abstract

The utility model relates to a refrigeration device comprising: a case; the box liner is arranged in the box body; a refrigerating compartment is arranged in the tank liner; an evaporator provided in the case; the evaporator comprises a plurality of fins which are arranged at intervals and an evaporating pipe which penetrates through the fins; the fixing device is detachably arranged on the evaporator; the sensor is arranged on the fixing device and positioned at the outer side of the evaporator; the sensor is used for detecting the temperature on the evaporator; one end of the fixing device stretches into a gap between two adjacent fins and is detachably connected to the evaporating pipe. According to the refrigeration equipment provided by the utility model, one end of the fixing device is inserted between the two fins and clamped on the evaporation tube, and further the movement of the fixing device can be limited through the two fins, so that the position of the sensor can be determined, the sensor can accurately measure the temperature of the evaporator, the evaporator can be accurately defrosted, and the working efficiency of the evaporator is ensured.

Description

Refrigerating apparatus

Technical Field

The utility model relates to the technical field of household appliances, in particular to refrigeration equipment.

Background

The refrigerating equipment including refrigerator and freezer is one kind of equipment for storing food material in low temperature environment produced through refrigerant phase change and is one of the indispensable electric products in household. With the improvement of consumer living standard, the requirements on refrigeration equipment are also increasing.

In related refrigeration equipment, in order to prevent frost formation on the surface of the evaporator, a sensor is typically provided on the evaporator to detect the temperature of the evaporator.

In related refrigeration equipment, the sensor is usually directly mounted on an evaporation tube outside the evaporator, but the section of pipeline is a straight section, and the sensor can translate in the horizontal direction, so that the position of the sensor cannot be determined, and the sensing temperature of the sensor can be influenced, thereby leading to early or late defrosting and further influencing the working efficiency of the evaporator.

Disclosure of Invention

The utility model aims to provide refrigeration equipment so as to optimize the installation of a sensor of the refrigeration equipment in the related technology and ensure the working efficiency of an evaporator.

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to one aspect of the present utility model, there is provided a refrigeration apparatus comprising: a case configured as an outer case of the refrigeration apparatus; the box liner is arranged in the box body; a refrigerating compartment is arranged in the tank liner; an evaporator provided in the case; the evaporator comprises a plurality of fins which are arranged at intervals and evaporation tubes which penetrate through the fins; a fixing device detachably provided on the evaporator; the sensor is arranged on the fixing device and positioned at the outer side of the evaporator; the sensor is used for detecting the temperature on the evaporator; one end of the fixing device extends into a gap between two adjacent fins and is detachably connected to the evaporating pipe.

In some embodiments of the present application, the fixation device includes a body and a fixation portion; the body is attached to the outer wall of the fin; the fixing parts extend into two adjacent fins; one end of the fixing part is connected with the body, and the other end of the fixing part is detachably connected with the evaporation tube.

In some embodiments of the present application, two fixing portions are provided, and the two fixing portions are arranged at intervals; one fixing part is arranged between two adjacent fins in one group, and the other fixing part is arranged between two adjacent fins in the other group.

According to some embodiments of the present application, a clamping groove is formed in one end, far away from the body, of the fixing portion, and the fixing portion is detachably connected to the evaporation tube through the clamping groove.

In some embodiments of the present application, the body is provided with a mounting portion, and the mounting portion is provided with a mounting hole; the sensor is inserted into the mounting hole.

In some embodiments of the present application, a limiting plate is disposed at one end of the body connected to the fixing portion; when the evaporation tube is clamped in the clamping groove, the limiting plate is attached to one outer wall of the fin.

According to some embodiments of the present application, the mounting portion is disposed at one end of the body away from the limiting plate.

According to some embodiments of the present application, the body further comprises a support plate disposed between the mounting portion and the limiting plate, the support plate is provided with two support plates, the two support plates are disposed at intervals, and the two support plates are disposed on two opposite sides of the mounting portion and the limiting plate respectively.

According to some embodiments of the present application, the fixing device is disposed on the top upper side of the evaporator, and the lower end of the fixing device extends into a gap between two adjacent fins and is detachably connected to the evaporation tube adjacent to the fixing device.

According to some embodiments of the present application, the refrigeration device further includes a controller, the controller is disposed in the box, and the controller is electrically connected with the sensor; when the sensor detects that the evaporator reaches a preset temperature, the controller can receive an electric signal of the sensor to defrost the evaporator.

According to another aspect of the present utility model, there is also provided a refrigeration apparatus including: a case configured as an outer case of the refrigeration apparatus; the box liner is arranged in the box body; a refrigerating compartment is arranged in the tank liner; an evaporator provided in the case; the evaporator comprises a plurality of fins which are arranged at intervals and evaporation tubes which penetrate through the fins; a fixing device detachably provided on the evaporator; the sensor is arranged on the fixing device and positioned at the outer side of the evaporator; the sensor is used for detecting the temperature on the evaporator; wherein, fixing device pastes and locates on the outer wall of fin.

As can be seen from the technical scheme, the embodiment of the utility model has at least the following advantages and positive effects:

the utility model provides refrigeration equipment, an evaporator comprises an evaporation tube and fins arranged on the evaporation tube, wherein a plurality of fins are fixed on the evaporation tube in parallel at intervals. The fixing device is arranged on the evaporator, and the sensor is arranged on the fixing device, so that the sensor can detect the temperature of the evaporator. One end of the fixing device is stretched into between two fins and clamped on the evaporating pipe, and then the fixing device can be limited to move through the two fins, so that the position of the sensor can be determined, the sensor can accurately measure the temperature of the evaporator, the evaporator can be accurately defrosted, and the working efficiency of the evaporator is guaranteed.

Drawings

Fig. 1 is a schematic view of a refrigeration apparatus according to an embodiment of the present utility model.

Fig. 2 is a schematic view of the structure of the inside of fig. 1.

Fig. 3 is a schematic view of the evaporator of fig. 2.

Fig. 4 is a schematic view of the structure of fig. 3 at another view angle.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is a cross-sectional view of fig. 4 at M-M.

Fig. 7 is an enlarged view of a portion B in fig. 6.

Fig. 8 is a schematic view of the structure of the fixing device in fig. 3.

Fig. 9 is a front view of fig. 8.

Fig. 10 is a side view of fig. 8.

Fig. 11 is a schematic view of the structure of fig. 8 in another embodiment.

Fig. 12 is a schematic view of the structure of fig. 5 in another embodiment.

The reference numerals are explained as follows: 1. a case; 11. a refrigeration compartment; 12. a tank liner; 2. an evaporator; 21. a fin; 22. an evaporation tube; 221. a straight pipe section; 222. a U-shaped tube; 3. a sensor; 4. a fixing device; 41. a body; 410. a mounting hole; 411. a mounting part; 412. a limiting plate; 413. a support plate; 42. a fixing part; 421. a clamping groove; 422. an extension arm; 4221. and a card interface.

Detailed Description

Exemplary embodiments that embody features and advantages of the present utility model will be described in detail in the following description. It will be understood that the utility model is capable of various modifications in various embodiments, all without departing from the scope of the utility model, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the utility model.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

In related refrigeration equipment, the sensor is usually directly mounted on an evaporation tube outside the evaporator, but the section of pipeline is a straight section, and the sensor can translate in the horizontal direction, so that the position of the sensor cannot be determined, and the sensing temperature of the sensor can be influenced, thereby leading to early or late defrosting and further influencing the working efficiency of the evaporator.

Fig. 1 is a schematic view of a refrigeration apparatus according to an embodiment of the present utility model. Fig. 2 is a schematic view of the structure of the inside of fig. 1. Fig. 3 is a schematic structural view of the evaporator 2 in fig. 2.

Referring to fig. 1 to 3, the refrigeration apparatus provided by the present utility model includes a case 1, an evaporator 2, a sensor 3, and a fixing device 4.

Wherein, the box body 1 adopts a cuboid hollow structure. It will be appreciated that the case 1 may also be a hollow housing structure of other shapes.

The box body 1 can be internally provided with a plurality of mutually separated refrigerating compartments 11, and each separated refrigerating compartment 11 can be used as an independent storage space, such as a freezing chamber, a refrigerating chamber, a fruit and vegetable chamber, a temperature changing chamber and the like, so as to meet different refrigerating demands of freezing, refrigerating, fruit and vegetable fresh-keeping, temperature changing and the like according to different food types and store the food. The plurality of refrigeration compartments 11 may be arranged in a vertically spaced apart relationship, or in a laterally spaced apart relationship.

The box body 1 is internally provided with a box liner 12, and a refrigeration compartment 11 is formed in the box liner 12. It will be appreciated that one or more of the liners 12 may be provided. One or more refrigeration compartments 11 may also be defined within the same cabinet 12.

The front side of the cabinet 1 is provided with a door (not shown) for opening and closing the refrigerating compartment 11. The door body and the box body 1 can be connected through two or more hinges, and the hinge shafts of the two or more hinges are arranged along the same axis, so that the door body of the refrigeration equipment can rotate around the axis, the door body of the refrigeration equipment can be opened and closed, and the corresponding refrigeration compartment 11 is opened and closed.

It is understood that a plurality of door bodies may be provided and are disposed in one-to-one correspondence with the refrigerating compartments 11. One door body can also open and close a plurality of refrigeration compartments 11 at the same time.

A refrigeration system is arranged in the box body 1 and comprises a compressor, a condenser and an evaporator 2. The air outlet of the compressor is connected with the air inlet of the condenser, the air outlet of the condenser is connected with the air inlet of the evaporator 2, the air outlet of the evaporator 2 is connected with the air return port of the compressor, and then the refrigerant can form refrigeration circulation among the compressor, the condenser and the evaporator 2.

When the compressor is started, the refrigerant is compressed by the compressor to form high-temperature and high-pressure refrigerant vapor. The high-temperature and high-pressure refrigerant flows into the condenser and is condensed into a medium-temperature and high-pressure liquid refrigerant. After the liquid refrigerant with medium temperature and high pressure flows out of the condenser, the liquid refrigerant is throttled and depressurized by a throttling device, and the refrigerant vapor converted into low temperature and low pressure flows into the evaporator 2, evaporates and boils in the evaporator 2, absorbs the heat of surrounding media, provides cold for each refrigeration compartment 11, and further realizes refrigeration for the refrigeration compartments 11.

Fig. 4 is a schematic view of the structure of fig. 3 at another view angle. Fig. 5 is an enlarged view of a portion a in fig. 4. Fig. 6 is a cross-sectional view of fig. 4 at M-M. Fig. 7 is an enlarged view of a portion B in fig. 6.

Referring to fig. 2 to 7, in some embodiments, an evaporation bin is further disposed in the case 1, and the evaporation bin is disposed in the liner 12 and on the back side of the refrigeration compartment 11. The refrigerant evaporates and boils in the evaporator 2, absorbs heat of surrounding medium, forms a large amount of cold in the evaporation bin, and the large amount of cold in the evaporation bin can enter the refrigeration compartment 11 through the pipeline, so as to provide cold for the refrigeration compartment 11, and realize refrigeration of the refrigeration compartment 11.

It should be noted that, in other embodiments, the evaporation bin may be disposed outside the tank 12 and between the tank 1 and the tank 12, so that the evaporator 2 is also disposed between the tank 1 and the tank 12.

In some embodiments, the evaporator 2 includes fins 21 and evaporation tubes 22, the evaporation tubes 22 are arranged on the fins 21 in a penetrating manner, and the heat exchange area of the evaporator 2 is increased by the fins 21 and the evaporation tubes 22, so that the heat exchange efficiency of the evaporator 2 is improved.

In some embodiments, the fins 21 are provided in plural, with the plural fins 21 being arranged at intervals. The fins 21 are plate-shaped, through holes are formed in the fins 21, and the evaporation tubes 22 are arranged on the plurality of fins 21 in a penetrating manner through the through holes. The heat exchange area of the evaporator 2 is further increased by the plurality of fins 21 and the evaporation tube 22, so that the heat exchange efficiency of the evaporator 2 is improved.

In some embodiments, the evaporation tube 22 includes a plurality of straight tube sections 221 arranged in parallel with each other at intervals and a U-shaped tube 222, and two adjacent straight tube sections 221 are communicated through the U-shaped tube 222. Specifically, one end of the straight tube segment 221 is connected to one end of the U-shaped tube 222, and the other end of the U-shaped tube 222 is connected to one end of the other straight tube segment 221, so that the refrigerant can flow from the straight tube segment 221 through the U-shaped tube 222 and into the other straight tube segment 221, and the plurality of straight tube segments 221 are connected to form a refrigerant passage through the plurality of U-shaped tubes 222. The heat exchange area of the evaporator 2 can also be increased by the plurality of U-shaped pipes 222 and the plurality of straight pipe sections 221, thereby improving the heat exchange efficiency of the evaporator 2.

In some embodiments, the plurality of fins 21 are respectively arranged on the plurality of straight tube sections 221 at intervals to increase the uniformity of the appearance of the evaporator 2.

As shown in fig. 3 to 5, during the heat absorption of the evaporator 2, the temperature in the refrigerating compartment 11 is continuously lowered, so that the frost is formed on the surface of the pipeline of the evaporator 2, and the thicker the frost is, the more the heat exchange between the refrigerant in the evaporator 2 and the air in the refrigerating compartment 11 is hindered, and the refrigerating efficiency is gradually lowered; therefore, the sensor 3 is required to be arranged on the evaporator 2 to detect the temperature on the evaporator 2, and when the temperature on the evaporator 2 reaches the preset temperature, a signal is sent to the refrigeration equipment to defrost the evaporator 2, so that the refrigeration efficiency is effectively ensured.

In some embodiments, the sensor 3 is provided within the case 1, and the sensor 3 is provided on an outer wall of the evaporator 2 for detecting the temperature of the evaporator 2. The temperature of the evaporator 2 is detected by the sensor 3, and when the sensor 3 detects that the temperature of the evaporator 2 reaches the preset temperature, a signal is sent to the refrigeration equipment, so that the evaporator 2 is defrosted, and the refrigeration efficiency is further effectively ensured.

In some embodiments, the plurality of sensors 3 are provided, and the monitoring range of the plurality of sensors 3 can cover most or all areas of the evaporator 2, thereby accurately monitoring the temperature conditions of the respective positions of the evaporator 2.

In some embodiments, a controller (not shown) is further provided in the refrigeration apparatus, and the controller is disposed in the box 1, and is connected to the sensor 3 and is capable of receiving an electrical signal sent by the sensor 3. When the sensor 3 detects that the evaporator 2 reaches the preset temperature, the sensor 3 can send out an electric signal to the controller so as to defrost the evaporator 2, and further effectively ensure the refrigeration efficiency.

In some embodiments, the refrigeration apparatus further comprises a heating device (not shown in the figures) disposed in the case 1 and disposed on the evaporator 2, for heating the evaporator 2. The heating device is electrically connected with the controller, and can receive the electric signal sent by the controller, and then when the sensor 3 detects that the evaporator 2 reaches the preset temperature, the sensor 3 can send the electric signal to the controller, so that the controller can control the heating device to heat the evaporator 2 through the electric signal, and then defrost the evaporator 2, and further effectively guarantee the refrigeration efficiency.

Fig. 8 is a schematic view of the structure of the fixing device 4 in fig. 3. Fig. 9 is a front view of fig. 8. Fig. 10 is a side view of fig. 8.

Referring to fig. 8 to 10, in some embodiments, a fixing device 4 is provided on the evaporator 2, and the fixing device 4 is used to fix the sensor 3 on the outer wall of the evaporator 2. Specifically, one end of the fixing device 4 extends into a gap between two adjacent fins 21 and is detachably connected to the evaporation tube 22, and the two fins 21 are arranged on two opposite sides of the fixing device 4, so that the fixing device 4 is limited in the gap between the two adjacent fins 21; the exposed end of the fixing device 4 and one end of the evaporator 2 are used for installing the sensor 3, so that the sensor 3 can be fixed on the outer wall of the evaporator 2 through the fixing device 4 and can detect the temperature on the evaporator 2. The two fins 21 limit the movement of the fixing device 4, so that the position of the sensor 3 can be fixed, the sensor 3 can accurately measure the temperature of the evaporator 2, the evaporator 2 can be defrosted timely and accurately, and the working efficiency of the evaporator 2 is ensured.

In some embodiments, a mounting hole 410 is formed at one end of the fixing device 4 exposed to the evaporator 2, and the sensor 3 can be inserted into the mounting hole 410 and detachably fixed with the fixing device 4 through the mounting hole 410, so that the replacement and maintenance efficiency of the sensor 3 can be improved.

Referring to fig. 5 to 10, in some embodiments, the fixing device 4 includes a body 41 and a fixing portion 42. Wherein, the body 41 is attached to the outer wall of the fin 21; the fixing portion 42 protrudes into the gap disposed between the adjacent fins 21, one end of the fixing portion 42 is connected to the body 41, and the other end of the fixing portion 42 is detachably connected to the straight tube section 221 of the evaporator tube 22. Therefore, the two opposite sides of the fixing portion 42 can be limited by the two adjacent fins 21, so that the fixing portion 42 cannot slide along the straight tube section 221, the body 41 is abutted against the outer wall of the fin 21, the fixing device 4 cannot rotate along the straight tube section 221 of the evaporation tube 22, the fixing device 4 is further fixed on the outer wall of the evaporator 2, the sensor 3 can accurately measure the temperature of the evaporator 2, the sensor 3 is prevented from moving relative to the straight tube section 221 of the evaporation tube 22 during operation, and further defrosting can be timely and accurately performed, so that the working efficiency of the evaporator 2 is ensured.

In some embodiments, the fixing device 4 is made of a heat conducting material, and the heat conducting property of the fixing device 4 is high. Therefore, the sensor 3 can conduct the temperature on the evaporating pipe 22 through the fixing part 42 in real time, and conduct the temperature on the fins 21 through the body 41 in real time, so that the accuracy of the temperature measurement of the sensor 3 on the evaporator 2 can be improved, the evaporator 2 can be defrosted timely and accurately, and the working efficiency of the evaporator 2 is guaranteed.

In some embodiments, the fixing device 4 is disposed on the top upper side of the evaporator 2, the body 41 is disposed on the upper side of the fixing portion 42, the lower end of the fixing portion 42 is connected to the straight tube section 221 of the evaporation tube 22, and the upper end of the fixing portion 42 is connected to the body 41. When the lower end of the fixing portion 42 is connected to the straight tube segment 221, the bottom surface of the body 41 is erected on the top wall of the fin 21, so that the stability of the fixing device 4 on the evaporator 2 can be improved.

It should be noted that, in other embodiments, the fixing device 4 may be disposed at a side portion of the evaporator 2 or elsewhere.

Referring to fig. 7 to 10, in some embodiments, a clamping groove 421 is disposed at an end of the fixing portion 42 away from the body 41, the clamping groove 421 is adapted to the straight tube section 221 of the evaporation tube 22, and the fixing portion 42 is detachably connected to the straight tube section 221 through the clamping groove 421. Through the detachable connection of joint groove 421 and straight tube section 221, straight tube section 221 can separate with joint groove 421 promptly, and then can adjust the position of fixed part 42 on straight tube section 221 to can detect straight tube section 221 a certain position according to actual need, and then increase the flexibility of fixing device 4 installation, improve fixing device 4's commonality.

In some embodiments, two fixing portions 42 are provided, and the two fixing portions 42 are arranged at an opposite interval. One fixing portion 42 is disposed between one set of adjacent two fins 21, and the other fixing portion 42 is disposed between the other set of adjacent two fins 21. Through setting up two fixed part 42 for fixing device 4 also can carry out spacingly through between two fixed part 42, and then also improved fixing device 4's stability, prevent that fixing device 4 from removing along evaporation tube 22's straight tube section 221, and then improve fixing device 4 and go up the detection accuracy of sensor 3.

In other embodiments, a plurality of fixing portions 42 may be provided.

In some embodiments, the fixing portion 42 is provided with two extension arms 422 at an end far away from the body 41, the two extension arms 422 are disposed at opposite sides of the clamping groove 421, and the two extension arms 422 are disposed at opposite intervals, so that a clamping interface 4221 is formed between the two extension arms 422. The clamping port 4221 is disposed at a side of the clamping groove 421 away from the body 41, and the straight tube section 221 of the evaporation tube 22 can extend into the clamping groove 421 from the clamping port 4221.

In some embodiments, the distance between the two extension arms 422 is smaller than the diameter of the straight tube section 221 of the evaporation tube 22, and the two extension arms 422 can deform in a direction away from each other when being extruded, so that when the straight tube section 221 is extended into the clamping groove 421 from the clamping port 4221, the straight tube section 221 extrudes the two extension arms 422 to deform in a direction away from each other, so as to increase the width of the clamping port 4221, and further the straight tube section 221 is extruded into the clamping groove 421. Similarly, when the straight pipe section 221 needs to be detached from the clamping groove 421, the clamping interface 4221 is extruded, so that the two extension arms 422 deform along the direction away from each other, and are further separated from the clamping groove 421, and the fixing device 4 and the straight pipe section 221 can be conveniently and simply detached through the two extension arms 422.

Referring to fig. 7 to 10, in some embodiments, a mounting portion 411 is provided on the body 41, the mounting portion 411 is provided at one end of the body 41 far away from the fixing portion 42, and a mounting hole 410 is formed in the mounting portion 411, the sensor 3 can be inserted into the mounting hole 410, and then the sensor 3 can detect the temperature on the evaporator 2 through the mounting portion 411, so that the evaporator 2 can be defrosted accurately.

In some embodiments, a limiting plate 412 is disposed at one end of the body 41 connected to the fixing portion 42, and the body 41 and the fixing portion 42 are disposed on two sides of the limiting plate 412 respectively. When straight tube section 221 clamps in joint groove 421, limiting plate 412 pastes with the outer wall of fin 21 mutually, and then can prevent through limiting plate 412 and the offset of outer wall that fixed part 42 from passing through joint groove 421 and rotating around straight tube section 221 to improve the stability of fixing device 4 installation, in order to be fixed in on the outer wall of evaporimeter 2 with the sensor 3 stability, and then make the accurate temperature of evaporimeter 2 of sensor 3, in order to can accurate defrosting, guarantee the work efficiency of evaporimeter 2.

In some embodiments, the limiting plate 412 is disposed above the top of the evaporator 2, and the limiting plate 412 is horizontally disposed, when the straight tube section 221 is clamped in the clamping groove 421, the bottom surface of the limiting plate 412 is attached to the top wall of the fin 21, so that the fixing portion 42 can be prevented from rotating around the straight tube section 221 through the clamping groove 421 by abutting the bottom surface of the limiting plate 412 and the top wall of the fin 21, so as to improve the stability of the installation of the fixing device 4, to stably fix the sensor 3 on the outer wall of the evaporator 2, and further enable the sensor 3 to accurately defrost the temperature of the evaporator 2, and ensure the working efficiency of the evaporator 2.

It should be noted that, in other embodiments, the limiting plate 412 may be disposed on a side surface of the evaporator 2, and the evaporator 2 is vertically disposed and attached to a side wall of the fin 21.

In some embodiments, the contact area between the body 41 and the fins 21 can be increased by attaching the limiting plate 412 to the fins 21, so that the heat transferred from the fins 21 to the limiting plate 412 can be increased, and the heat transferred from the limiting plate 412 to the sensor 3 can be ensured, so that the stability of the temperature measurement of the evaporator 2 by the sensor 3 is ensured.

In some embodiments, the mounting portion 411 is disposed at an end of the body 41 away from the fixing portion 42, and is disposed at an end of the body 41 away from the limiting plate 412, and the mounting hole 410 is adapted to the sensor 3, so as to improve the mounting stability of the sensor 3.

In some embodiments, the body 41 further includes a support plate 413, the support plate 413 being disposed between the mounting portion 411 and the limiting plate 412. One end of the support plate 413 is connected with the mounting portion 411, and the other end of the support plate 413 is connected with the limiting plate 412, so that the mounting portion 411 can be supported on one side of the limiting plate 412 through the support plate 413, and the temperature of the fin 21 is transferred to the sensor 3 through the support plate 413 and the mounting portion 411 by attaching the limiting plate 412 to the fin 21.

In some embodiments, two support plates 413 are disposed at intervals, and the two support plates 413 are disposed on opposite sides of the mounting portion 411 and the limiting plate 412, respectively. The mounting portion 411 is supported at one side of the limiting plate 412 by two supporting plates 413, and the two supporting plates 413 are connected with the limiting plate 412 and form a triangle shape to improve the overall stability of the body 41.

It should be noted that, in other embodiments, the two support plates 413 may be solid, so as to further increase the stability of the body 41.

It should be further noted that, in other embodiments, a plurality of support plates 413 may be provided to increase the supporting force between the mounting portion 411 and the limiting plate 412.

Fig. 11 is a schematic view of the structure of fig. 8 in another embodiment. Fig. 12 is a schematic view of the structure of fig. 5 in another embodiment.

Referring to fig. 11 and 12, compared with the embodiment in fig. 8 to 10, the fixing device 4 of the present embodiment only includes the body 41, and does not include the fixing portion 42, and the body 41 can be directly attached to the outer wall of the fin 21 by means of adhesion, so that the fixing device 4 can be prevented from moving on the evaporator 2 by abutting against the fin 21, thereby determining the position of the sensor 3, enabling the sensor 3 to accurately measure the temperature of the evaporator 2, so as to accurately defrost and ensure the working efficiency of the evaporator 2. The specific structure of the body 41 may refer to the specific structure of the body 41 in fig. 8 to 10.

As can be seen from the technical scheme, the embodiment of the utility model has at least the following advantages and positive effects:

the utility model provides refrigeration equipment, an evaporator 2 comprises an evaporation tube 22 and fins 21 arranged on the evaporation tube 22, wherein a plurality of fins 21 are fixed on the evaporation tube 22 in a side-by-side and spaced mode. The fixing device 4 is arranged on the evaporator 2, and the sensor 3 is arranged on the fixing device 4, so that the sensor 3 can detect the temperature of the evaporator 2. One end of the fixing device 4 extends into and is clamped on the evaporation tube 22 from between the two fins 21, and then the fixing device 4 can be limited to move through the two fins 21, so that the position of the sensor 3 can be determined, the sensor 3 can accurately measure the temperature of the evaporator 2, the evaporator can be accurately defrosted, and the working efficiency of the evaporator 2 is ensured.

While the utility model has been described with reference to several exemplary embodiments, it is to be understood that the terminology used is intended to be in the nature of words of description and of limitation. As the present utility model may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (11)

1. A refrigeration appliance, comprising:

a case configured as an outer case of the refrigeration apparatus;

the box liner is arranged in the box body; a refrigerating compartment is arranged in the tank liner;

an evaporator provided in the case; the evaporator comprises a plurality of fins which are arranged at intervals and evaporation tubes which penetrate through the fins;

a fixing device detachably provided on the evaporator;

the sensor is arranged on the fixing device and positioned at the outer side of the evaporator; the sensor is used for detecting the temperature on the evaporator;

one end of the fixing device extends into a gap between two adjacent fins and is detachably connected to the evaporating pipe.

2. The refrigeration appliance of claim 1 wherein the securing means includes a body and a securing portion;

the body is attached to the outer wall of the fin;

the fixing parts extend into two adjacent fins; one end of the fixing part is connected with the body, and the other end of the fixing part is detachably connected with the evaporation tube.

3. The refrigeration appliance according to claim 2, wherein two of said fixing portions are provided, and two of said fixing portions are provided at a spacing; one fixing part is arranged between two adjacent fins in one group, and the other fixing part is arranged between two adjacent fins in the other group.

4. The refrigeration device according to claim 2, wherein an end of the fixing portion remote from the body is provided with a clamping groove, and the fixing portion is detachably connected to the evaporation tube through the clamping groove.

5. The refrigeration appliance according to claim 4, wherein the body is provided with a mounting portion provided with a mounting hole;

the sensor is inserted into the mounting hole.

6. The refrigeration apparatus according to claim 5, wherein a limiting plate is provided at an end of the body connected to the fixing portion;

when the evaporation tube is clamped in the clamping groove, the limiting plate is attached to one outer wall of the fin.

7. The refrigeration appliance according to claim 6, wherein said mounting portion is provided at an end of said body remote from said limiting plate.

8. The refrigeration unit as recited in claim 7 wherein said body further includes two support plates disposed between said mounting portion and said limiting plate, said two support plates being disposed in spaced relation and disposed on opposite sides of said mounting portion and said limiting plate, respectively.

9. The refrigeration apparatus according to claim 1, wherein said fixing means is provided on a top upper side of said evaporator, and a lower end of said fixing means extends into a gap between two adjacent fins and is detachably connected to said evaporating pipe adjacent to said fixing means.

10. The refrigeration unit of claim 1 further comprising a controller disposed within said housing, said controller being electrically connected to said sensor;

when the sensor detects that the evaporator reaches a preset temperature, the controller can receive an electric signal of the sensor to defrost the evaporator.

11. A refrigeration appliance, comprising:

a case configured as an outer case of the refrigeration apparatus;

the box liner is arranged in the box body; a refrigerating compartment is arranged in the tank liner;

an evaporator provided in the case; the evaporator comprises a plurality of fins which are arranged at intervals and evaporation tubes which penetrate through the fins;

a fixing device detachably provided on the evaporator;

the sensor is arranged on the fixing device and positioned at the outer side of the evaporator; the sensor is used for detecting the temperature on the evaporator;

wherein, fixing device pastes and locates on the outer wall of fin.