CN218915468U - Evaporation chamber structure on evaporator - Google Patents

Abstract

The utility model discloses an upper evaporating chamber structure of an evaporator, which comprises an evaporating chamber body and is characterized in that: the evaporation chamber body is equipped with vertical downward with first layer evaporation chamber and second floor evaporation chamber front and back divided transverse baffle including arranging from top to bottom, be equipped with on the evaporation chamber body with its left and right divided longitudinal baffle, be equipped with the cavity and cross the discharge orifice around the intercommunication on the transverse baffle that second floor evaporation chamber kept away from takeover one end. The upper evaporation chamber structure of the evaporator is simple in structure, and has strong practicability and good application prospect when applied to a parallel flow evaporator, and the heat exchange performance of the evaporator is improved.

Description

Evaporation chamber structure on evaporator

Technical Field

The utility model belongs to the technical field of air conditioners, and particularly relates to an upper evaporation chamber structure of an evaporator.

Background

With the current wish of pursuing a wide space, the space of the automobile is larger and larger, so that a new challenge is brought to the performance of the automobile air conditioner, the larger the space is, the higher the requirement on the refrigerating performance of the automobile is, and under the trend of miniaturization of an air conditioner box, the high-performance evaporator is the object of research of various air conditioning factories.

The parallel flow evaporator is used as the main flow evaporator in the market at present, and has small volume, light weight and low processing difficulty, and the parallel flow evaporator also meets the performance bottleneck along with the improvement of the performance requirement. CN 203657277U-a parallel flow evaporator applied to an automobile air conditioner, discloses a parallel flow evaporator applied to an automobile air conditioner, comprising a front heat exchange module and a rear heat exchange module which are arranged in parallel, wherein the front heat exchange module and the rear heat exchange module are composed of an upper evaporation chamber, a lower evaporation chamber and a porous flat tube connected with the upper evaporation chamber and the lower evaporation chamber, a partition board a is arranged near the front part of the middle part of the upper evaporation chamber, a partition board b is arranged near the rear part of the middle part of the lower evaporation chamber, an overflow hole is arranged at the rear part of the lower evaporation chamber separated by the partition board b, the rear parts of the lower evaporation chambers of the front heat exchange module and the rear heat exchange module are communicated through the overflow hole, the front part of the upper evaporation chamber is provided with a front space and a rear space which are respectively provided with an air outlet chamber and a liquid inlet chamber, and the liquid inlet chamber is connected with an air outlet tube. The refrigeration performance of the parallel flow evaporator is insufficient to meet the use requirements of the existing large-space automobile.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides an evaporator upper evaporation chamber structure which has a simple structure and is applied to a parallel flow evaporator to improve the heat exchange performance of the evaporator.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the upper evaporation chamber structure of this kind of evaporimeter that provides includes evaporation chamber body, its characterized in that: the evaporation chamber body is equipped with vertical downward with first layer evaporation chamber and second floor evaporation chamber front and back divided transverse baffle including arranging from top to bottom, be equipped with on the evaporation chamber body with its left and right divided longitudinal baffle, be equipped with the cavity and cross the discharge orifice around the intercommunication on the transverse baffle that second floor evaporation chamber kept away from takeover one end.

In order to make the above technical solution more detailed and concrete, the present utility model further provides the following preferred technical solutions, so as to obtain a satisfactory practical effect:

one end of the evaporating chamber body is provided with a pipe connecting blocking cover, and the other end of the evaporating chamber body is provided with a lower blocking cover.

The connecting pipe plug cover is provided with a connecting pipe orifice opposite to the first layer of evaporation chamber.

The inner wall of the evaporation chamber body is provided with a separation edge which extends inwards to separate the evaporation chamber into the first layer evaporation chamber and the second layer evaporation chamber.

The first layer of evaporation chambers have a volume greater than the second layer of evaporation chambers.

And a flow hole is arranged between the first layer evaporation chamber and the second layer evaporation chamber.

A plurality of flow-through holes are arranged on the transverse clapboard of the lower layer far away from one end of the connecting pipe at intervals.

And a plurality of mounting holes for connecting the flat tubes are arranged below the second-layer evaporation chamber.

Side plates are arranged on two sides of the flat tube.

Compared with the prior art, the utility model has the following advantages: the upper evaporation chamber structure of the evaporator is simple in structure, and has strong practicability and good application prospect when applied to a parallel flow evaporator, and the heat exchange performance of the evaporator is improved.

Drawings

The contents expressed in the drawings of the present specification and the marks in the drawings are briefly described as follows:

FIG. 1 is a schematic view of an evaporator according to the present utility model;

FIG. 2 is a schematic view showing the internal structure of an evaporation chamber on the evaporator of the utility model;

FIG. 3 is a schematic view of the structure of the evaporation chamber on the evaporator of the utility model.

Marked in the figure as: 1. an upper evaporation chamber; 11. the evaporation chamber comprises an evaporation chamber body 111, a first layer of evaporation chamber 112, a second layer of evaporation chamber 113, a longitudinal partition plate 114, a transverse partition plate 115, an overflow hole 12, a connecting pipe plugging cover 13, a lower plugging cover 2, a side plate 3, a flat pipe 4, a lower evaporation chamber 5, a liquid inlet pipe joint 6 and an air outlet pipe joint.

Detailed Description

The following description of the embodiments of the present utility model refers to the accompanying drawings, which illustrate in further detail.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying 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 utility model.

The upper evaporation chamber structure of the evaporator of the utility model, as shown in fig. 2 and 3, comprises an evaporation chamber body 11, wherein the evaporation chamber body 11 comprises a first layer of evaporation chambers 111 and a second layer of evaporation chambers 112 which are arranged up and down, a transverse partition 114 which vertically separates the first layer of evaporation chambers 111 and the second layer of evaporation chambers 112 from each other downwards is arranged in the middle of the evaporation chamber body 11, a longitudinal partition 113 which separates the first layer of evaporation chambers 111 and the second layer of evaporation chambers 112 from each other leftwards and rightwards is arranged on the evaporation chamber body 11, and a transverse partition 114 which is far away from one end of a connecting pipe of the second layer of evaporation chambers 112 is provided with a front chamber and rear chamber overflow hole 115 which is communicated with each other. The structure effectively improves the distribution uniformity of the refrigerant in the evaporator, and improves the heat exchange performance of the evaporator under the conditions of not increasing the windward area and not changing the external structure.

In the utility model, one end of an evaporation chamber body 11 is provided with a pipe connecting blanking cover 12, and the other end is provided with a lower blanking cover 13. The liquid inlet pipe joint 5 and the air outlet pipe joint 6 opposite to the first layer evaporation chamber 111 are arranged on the pipe connecting plug 12, and the refrigerant is introduced into the evaporator through the liquid inlet pipe joint 5 and the air outlet pipe joint 6, so that the refrigerant distribution can be more uniform due to the arrangement on the upper layer.

In the present utility model, the inner wall of the evaporation chamber body 11 is provided with a partition edge extending inward to partition it into the first layer evaporation chamber 111 and the second layer evaporation chamber 112. The double-layer evaporation chamber structure is an integrated structure; the volume of the first layer of evaporating chamber is larger than that of the second layer of evaporating chamber, so that the refrigerant resistance can be effectively reduced. And a flow hole is arranged between the first layer evaporation chamber and the second layer evaporation chamber, so that uniform flow of condensation is ensured.

In the present utility model, as shown in fig. 2, a plurality of through-flow holes 115, which are rectangular communication holes, are provided at intervals on a lower lateral partition 114, which is located at a position far from one end of the adapter tube.

In the present utility model, as shown in fig. 1, a plurality of mounting holes for connecting the flat tubes 3 are provided below the second-layer evaporation chamber 112. Two sides of the flat tube 3 are provided with side plates 2.

The utility model aims to solve the technical problems that the heat exchange performance of the existing evaporator is improved under the conditions of not increasing the windward area and not changing the structure, the upper evaporation chamber is designed in a layered mode, the structure is novel, the implementation is easy, the distribution uniformity of refrigerants in the evaporator is effectively improved, the heat exchange efficiency is further effectively improved, the refrigeration effect in a vehicle is guaranteed by the parallel flow evaporator with smaller size, the space occupied by assembly is reduced, and the utility model has extremely high practicability.

In the utility model, the upper evaporation chamber comprises a pipe connecting blocking cover 12, an evaporation chamber body 11 and a lower blocking cover 13, wherein the evaporation chamber body 11 is designed into a double-layer structure, a transverse partition 114 and a longitudinal partition 113 are arranged on the evaporation chamber body 11, the volume of a first layer evaporation chamber 111 of the double-layer structure is larger, the volume of a second layer evaporation chamber 112 is smaller, and a circulation hole is formed between the first layer evaporation chamber 111 and the second layer evaporation chamber 112. The overflow holes 115 of the evaporator are all arranged on the transverse partition 114 of the second layer, so that the double-row flat tubes 3 are mutually communicated and the refrigerant distribution is more uniform, and the flat tubes are inserted into the bottoms of the second layer, so that the refrigerant is more uniform in the circulation process, and the sufficient heat exchange can be performed.

The upper evaporation chamber structure of the evaporator is simple in structure, and has strong practicability and good application prospect when applied to a parallel flow evaporator, and the heat exchange performance of the evaporator is improved.

In the description of the present utility model, 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. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model has been described above by way of example with reference to the accompanying drawings, but the utility model is not limited to the above, as long as various insubstantial modifications by the method concepts and technical solutions of the utility model or direct application to other applications are within the scope of the utility model.

Claims (9)

1. The utility model provides an evaporation chamber structure on evaporimeter, includes evaporation chamber body, its characterized in that: the evaporation chamber body is equipped with vertical downward with first layer evaporation chamber and second floor evaporation chamber front and back divided transverse baffle including arranging from top to bottom, be equipped with on the evaporation chamber body with its left and right divided longitudinal baffle, be equipped with the cavity and cross the discharge orifice around the intercommunication on the transverse baffle that second floor evaporation chamber kept away from takeover one end.

2. The evaporator upper evaporation chamber structure according to claim 1, wherein: one end of the evaporating chamber body is provided with a pipe connecting blocking cover, and the other end of the evaporating chamber body is provided with a lower blocking cover.

3. The evaporator upper evaporation chamber structure according to claim 2, wherein: the connecting pipe plug cover is provided with a connecting pipe orifice opposite to the first layer of evaporation chamber.

4. The evaporator upper evaporation chamber structure according to claim 1, wherein: the inner wall of the evaporation chamber body is provided with a separation edge which extends inwards to separate the evaporation chamber into the first layer evaporation chamber and the second layer evaporation chamber.

5. The evaporator upper evaporation chamber structure according to claim 4, wherein: the first layer of evaporation chambers have a volume greater than the second layer of evaporation chambers.

6. The evaporator upper evaporation chamber structure according to claim 5, wherein: and a flow hole is arranged between the first layer evaporation chamber and the second layer evaporation chamber.

7. The evaporator upper evaporation chamber structure according to claim 1, wherein: a plurality of flow-through holes are arranged on the transverse clapboard of the lower layer far away from one end of the connecting pipe at intervals.

8. The evaporator upper evaporation chamber structure according to claim 1, wherein: and a plurality of mounting holes for connecting the flat tubes are arranged below the second-layer evaporation chamber.

9. The evaporator upper evaporation chamber structure according to claim 8, wherein: side plates are arranged on two sides of the flat tube.

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