CN211716923U

CN211716923U - Box type evaporator

Info

Publication number: CN211716923U
Application number: CN202020118088.8U
Authority: CN
Inventors: 黄永立
Original assignee: Baolianhua Seven Color New Energy Jiangsu Co ltd
Current assignee: Sanop new energy (Jiangsu) Co., Ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-10-20
Anticipated expiration: 2030-01-18

Abstract

The utility model relates to a box evaporator, include: the novel air conditioner comprises a box body and an evaporator, wherein one end of the box body is provided with an air return port flange, the other end of the box body is provided with an air outlet flange, the evaporator is arranged in the box body, the top end of the evaporator in the box body is provided with a spraying device, the bottom end of the evaporator is provided with a water receiving tank, and a return air valve, a cloth bag type middle-effect filter and a high-effect filter are sequentially arranged between the air return port flange and the evaporator. The evaporator is arranged in the box body, so that the evaporator is prevented from being directly arranged in an environment with more dust, and the attachment of dust or impurities on the evaporator is reduced; and the cleaning of the evaporator is realized through horizontal and vertical spraying branch pipes, the purpose of cleaning the evaporator is achieved, the cleanliness of the evaporator is guaranteed, and the heat transfer efficiency and the service life of the evaporator are guaranteed.

Description

Box type evaporator

Technical Field

The utility model relates to an evaporimeter is used in drying, especially relates to a box evaporimeter.

Background

The heat pump drying is widely applied in industrial production, and the existing heat pump drying machine mainly has an open heat pump drying system. Taking grain drying as an example, an evaporator in an open heat pump drying system is arranged outside a drying room, the system absorbs heat in external (ambient) air through the evaporator and heats the air through a condenser to obtain high-temperature air which is supplied to a grain dryer (drying tower), and grain drying is realized. The disadvantages of this system are: the evaporator is poor in service environment, namely, dust on a grain drying site is serious, a large amount of dust is easily attached to the surface of the evaporator, so that the heat transfer efficiency of the evaporator is seriously attenuated, the evaporator is prone to frequent frosting and defrosting, the operation energy efficiency ratio of the unit is reduced, and the air supply temperature stability of the unit is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model provides a box evaporator.

The utility model provides a technical scheme that its technical problem adopted is: a tank evaporator comprising: the novel air conditioner comprises a box body and an evaporator, wherein a fresh air port flange is arranged at one end of the box body, an air outlet flange is arranged at the other end of the box body, the evaporator is arranged in the box body, a spraying device is arranged on the top end of the evaporator in the box body, a water receiving groove is formed in the bottom end of the evaporator, and a fresh air primary filter is arranged between the fresh air port flange and the evaporator.

In a preferred embodiment of the present invention, the bottom end and the top end of the evaporator are respectively connected to the fluorine inlet and the fluorine outlet, and the fluorine inlet and the fluorine outlet are respectively provided with a stop valve.

In a preferred embodiment of the present invention, an electric heater is disposed in the box body, and the electric heater is located between the evaporator and the fresh air primary filter.

In a preferred embodiment of the present invention, the spraying device is filled with rinsing water at a temperature greater than 15 ℃.

The utility model discloses a preferred embodiment, spray set includes the spray header, be connected with horizontal spray branch pipe and vertical spray branch pipe on the spray header respectively, horizontal spray branch pipe sets up on the evaporimeter top, vertical spray branch pipe sets up and is close to return air inlet flange one end department at the evaporimeter, horizontal spray branch pipe and vertical spray all are equipped with a plurality of shower nozzles on the branch pipe.

In a preferred embodiment of the present invention, the length of the vertical shower branch is matched to the height of the evaporator.

In a preferred embodiment of the present invention, an exhaust device is disposed between the evaporator and the air outlet flange, the exhaust device includes an exhaust fan and an air pipe, and the exhaust fan and the air outlet flange are respectively connected to two ends of the air pipe.

In a preferred embodiment of the present invention, a return air inlet flange is further provided on one side of the box body where the fresh air inlet flange is provided, and a return air valve, a cloth bag type middle effect filter and a high efficiency filter are provided between the return air inlet flange and the evaporator.

In a preferred embodiment of the present invention, the return air inlet, the exhaust outlet and the fresh air inlet of the box body are funnel-shaped with a large top and a small bottom.

The utility model has the advantages that: the evaporator is arranged in the box body, so that the evaporator is prevented from being directly arranged in an environment with more dust, and the attachment of dust or impurities on the evaporator is reduced; and the top end and the side surface of the evaporator are cleaned through horizontal and vertical spraying branch pipes, so that the purpose of comprehensively cleaning the evaporator is achieved, the cleanliness of the evaporator is ensured, and the heat transfer efficiency and the service life of the evaporator are ensured.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the second embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The first embodiment is as follows: as shown in fig. 1, a box-type evaporator, a box 5 and an evaporator 7, wherein one end of the box 5 is provided with a fresh air port flange 18, the other end of the box is provided with an air outlet flange 11, the evaporator 7 is arranged in the box 5, the top end of the evaporator 7 in the box 5 is provided with a spraying device 13, the bottom end of the evaporator 7 is provided with a water receiving tank 8, and a fresh air primary filter 17 is arranged between the fresh air port flange 18 and the evaporator 7.

The heat of the air entering the box body from the fresh air port flange is absorbed by the evaporator, and then the cooled air is exhausted from the exhaust port flange. Because the evaporator basically works outdoors, if the evaporator is used in the field of industrial production or grain drying, the use environment of the evaporator is worse, and therefore when air enters the box body, the air is firstly subjected to secondary filtration, and the cleanliness of the air is improved; even filter the air that gets into the box, but after a period of time uses, a large amount of dusts and impurity can be attached to on the surface of evaporimeter, and at this moment, accessible spray set washes the evaporimeter, improves the cleanliness factor on evaporimeter surface, guarantees the heat exchange efficiency of evaporimeter.

The bottom end and the top end of the evaporator 7 are respectively connected with a fluorine path inlet 1201 and a fluorine path outlet 1202, and stop valves 12 are respectively arranged at the fluorine path inlet 1201 and the fluorine path outlet 1202 to ensure the normal operation of the whole machine.

Be equipped with electric heater 6 in the box 5, electric heater 6 is located 17 within a definite time between evaporimeter 7 and the primary filter of new trend, preheats filtered air through electric heater 6, avoids the air inlet temperature too low to cause the evaporimeter to frost.

The washing water with the temperature higher than 15 ℃ is introduced into the spraying device 13, the washing water with the temperature higher than 15 ℃ is adopted, after the evaporator frosts, the evaporator is defrosted and cleaned in an uninterrupted or non-tangential mode through the washing water with the higher temperature, the air supply temperature of the unit is ensured to be stable and consistent, and the serious attenuation of the operation energy efficiency ratio of the whole unit is avoided.

An exhaust device is arranged between the evaporator 7 and the exhaust port flange 11 and comprises an exhaust fan 9 and an air pipe 10, and the two ends of the air pipe 10 are respectively connected with the exhaust fan 9 and the exhaust port flange 11.

A return air inlet flange 1 is also arranged on one side of the box body provided with the fresh air inlet flange, and a return air valve 2, a cloth bag type medium-efficiency filter 3 and a high-efficiency filter 4 are arranged between the return air inlet flange 1 and the evaporator 7; and a return air valve 2, a cloth bag type medium-efficiency filter 3 and a high-efficiency filter 4 are sequentially arranged between the return air inlet flange 1 and the evaporator 5, so that the gas entering the box body is pre-filtered.

The return air inlet, the air outlet and the fresh air inlet of the box body are funnel-shaped with a large upper part and a small lower part, so that air can uniformly pass through the cross section of the box body, the uniform air inlet of the evaporator is ensured, and the heat exchange efficiency of the evaporator is improved.

Example two: as shown in fig. 2, the spraying device 13 includes a spraying header 13a, a waterway stop valve 14 is provided on the spraying header 13a, the spraying device is connected with an electric heating heat-preservation water tank 15, a water replenishing pipe is provided on one side of the electric heating heat-preservation water tank, a water replenishing valve 16 is provided on the water replenishing pipe, a horizontal spraying branch pipe 1301 and a vertical spraying branch pipe 1302 are respectively connected on the spraying header 13a, the horizontal spraying branch pipe 1301 is arranged at the top end of the evaporator 7, the vertical spraying branch pipe 1302 is arranged at one end of the evaporator 7 close to the return air inlet flange 1, and a plurality of spraying nozzles 13b are provided on the horizontal spraying branch pipe 1301 and the vertical spraying branch pipe 1302.

The part of the evaporator, which is close to one side of the air return port flange, is a windward side, so that more dust can be attached to the evaporator at the position; this application all sets up the water pipe on the top of evaporimeter and side, can wash the top and the side of evaporimeter simultaneously, improves the washing efficiency and the cleanliness factor of evaporimeter. The vertical spraying branch pipe is matched with the evaporator in height in length, so that the evaporator can be comprehensively cleaned, and the cleaning efficiency and the cleaning effect are improved.

The utility model discloses compare with the evaporimeter among the open heat pump drying system of tradition outside the baking house, set up the evaporimeter in the box, avoid the more air of evaporimeter direct contact dust content, reduce the dust on the evaporimeter and adhere to. The utility model discloses when using, the air reachs the evaporimeter at first after filter equipment filters, siphons away the heat in the air through the evaporimeter, then with air escape, the evaporimeter is thermal in-process in the absorption air, and the dust is great, even the air has been filtered by filter equipment before contacting with the evaporimeter, but still has some tiny granule or impurity to glue on the evaporimeter surface, influences evaporimeter heat transfer efficiency, leads to the evaporimeter to frost under the adverse circumstances. In order to wash adnexed dust or impurity on the evaporimeter, the utility model discloses a top and the more windward side of dust at the evaporimeter set up the spraying and divide the pipe, reach the purpose of wasing the evaporimeter comprehensively, guarantee the heat exchange efficiency of evaporimeter.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims

1. A box evaporator, comprising: the novel air conditioner comprises a box body and an evaporator, wherein a fresh air port flange is arranged at one end of the box body, an air outlet flange is arranged at the other end of the box body, the evaporator is arranged in the box body, a spraying device is arranged on the top end of the evaporator in the box body, a water receiving groove is formed in the bottom end of the evaporator, and a fresh air primary filter is arranged between the fresh air port flange and the evaporator.

2. The box evaporator as recited in claim 1, wherein the bottom end and the top end of the evaporator are connected to a fluorine inlet and a fluorine outlet, respectively, and the fluorine inlet and the fluorine outlet are provided with a stop valve, respectively.

3. The box evaporator as recited in claim 1, wherein an electric heater is disposed within the box body, the electric heater being positioned between the evaporator and the fresh air primary filter.

4. The box evaporator as recited in claim 1, wherein said spray means is filled with rinse water at a temperature greater than 15 ℃.

5. The box-type evaporator as recited in claim 1 or 4, wherein the spraying device comprises a main spraying pipe, the main spraying pipe is connected with a horizontal spraying branch pipe and a vertical spraying branch pipe, the horizontal spraying branch pipe is arranged at the top end of the evaporator, the vertical spraying branch pipe is arranged at one end of the evaporator close to the return air inlet flange, and a plurality of spraying nozzles are arranged on the horizontal spraying branch pipe and the vertical spraying branch pipe.

6. The box evaporator as recited in claim 5, wherein the vertical shower header length matches the evaporator height.

7. The box evaporator as recited in claim 1, wherein an exhaust device is disposed between the evaporator and the exhaust port flange, the exhaust device comprises an exhaust fan and an air pipe, and the two ends of the air pipe are respectively connected to the exhaust fan and the exhaust port flange.

8. The box evaporator as recited in claim 7, wherein a return air inlet flange is further provided on a side of the box body where the fresh air inlet flange is provided, and a return air valve, a cloth bag type intermediate efficiency filter and a high efficiency filter are provided between the return air inlet flange and the evaporator.

9. The box evaporator as recited in claim 8, wherein the return air inlet, the exhaust air outlet and the fresh air inlet of the box body are funnel-shaped with a large top and a small bottom.