CN219063883U

CN219063883U - Defrosting device of refrigerator evaporator

Info

Publication number: CN219063883U
Application number: CN202222743043.1U
Authority: CN
Inventors: 黄金龙
Original assignee: Hunan Changhang Freezing Technology Co ltd
Current assignee: Hunan Changhang Freezing Technology Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-05-23
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a defrosting device of a refrigerator evaporator, which relates to the technical field of refrigerator defrosting and comprises a collecting bin, wherein the bottom of the collecting bin is communicated with a pipeline, the inside of the pipeline is connected with a heating net, both sides of the collecting bin are connected with connecting frames, the bottom of each connecting frame is connected with a frost cleaning mechanism, the frost cleaning mechanism comprises two servo motors, the bottom of each servo motor is connected with the bottom of each connecting frame through an installing table, the top of each servo motor is fixedly connected with a screw rod A, the bottom of each frost cleaning mechanism is connected with a heating pipe driving mechanism, and one side of each vertical arm close to a nut B is fixedly connected with a guide groove long block. Defrosting device of freezer evaporimeter prevents that the outside of cylinder from frosting, reduces the availability factor of cylinder, need not the manual drive of staff, carries out the heating defrosting to evaporimeter and cylinder in clean evaporimeter's in-process voluntarily, improves its availability factor, facilitates the use.

Description

Defrosting device of refrigerator evaporator

Technical Field

The utility model relates to the technical field of defrosting of a refrigeration house, in particular to a defrosting device of an evaporator of the refrigeration house.

Background

The freezer makes the storage building that adopts manual refrigeration cooling and have cold insulation function, and the evaporator surface is liable to frost in the freezer, prevents refrigeration evaporator cold energy conduction and gives off, and defroster need be used to the freezer in the process of using, like the automatic defroster of freezer that chinese patent 2020227774191 proposed, makes the frost on evaporator body surface melt into the drop of water, further strengthens defroster body to the defrosting effect of evaporator body, has improved defroster body's practicality.

The comparative case is different in the fixed of in-process steam shower nozzle that uses to lead to the condensation water drop after being heated by the steam shower nozzle to scrape the outside middle part of section of thick bamboo, scrape the section of thick bamboo and be cooled down by frost in the in-process that uses, thereby lead to scraping the outside of section of thick bamboo and frosting, reduce the availability factor of scraping the section of thick bamboo.

The scraping cylinder needs a worker to close the device in the frosting process, and the hot gas spray head is used for heating the device, so that frost outside the scraping cylinder drops, the use of the scraping cylinder is recovered, and the working efficiency is reduced.

There is a need for a defrosting device for a refrigerator evaporator that prevents frost formation in a scratch tube.

Disclosure of Invention

The utility model aims to provide a defrosting device of a refrigeration house evaporator, which solves the problems that in the prior art, condensed water drops outside a scraping cylinder, and the scraping cylinder is cooled in the using process, so that the outside of the scraping cylinder is frosted, and the using efficiency of the scraping cylinder is reduced.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a defroster of freezer evaporimeter, includes collects the storehouse, the bottom intercommunication in collection storehouse has the pipeline, the internally connected of pipeline has the heating net, the both sides in collection storehouse all are connected with the link, the bottom of link is connected with frost cleaning mechanism, the bottom of frost cleaning mechanism is connected with heating pipe actuating mechanism.

The heating pipe driving mechanism comprises a screw rod B, gears are fixedly connected to two sides of the screw rod B, toothed plates are connected to the back surfaces of the gears in a meshed mode, the bottoms of the toothed plates are connected with the top of the connecting frame, nuts B are connected to the outer threads of the screw rod B, spray heads are fixedly connected to the tops of the nuts B, and air heaters are communicated to the bottoms of the spray heads through heating pipes.

Optionally, frost cleaning mechanism includes two servo motor, servo motor's bottom is connected with the bottom of link through the mount table, servo motor's top fixedly connected with lead screw A, lead screw A's external screw thread connection has nut A, all is connected with rotation motor between two nuts A, is connected with the cylinder between two rotation motors.

Optionally, bearings are sleeved on two sides of the outer portion of the screw rod B, and the tops of the bearings are connected with the bottoms of the nuts A through vertical arms.

Optionally, the bottom of the air heater is connected with the left side of the collection bin through a connecting plate.

Optionally, the top fixedly connected with spout long piece of link, the one side that the spout long piece is close to frost cleaning mechanism is through spout sliding connection having the slider, is connected between slider and the nut A.

Optionally, a guide groove long block is fixedly connected to one side, close to the nut B, of the vertical arm, a guide block is slidably connected to the front face of the guide groove long block through a guide groove, and the front face of the guide block is connected with the back face of the nut B.

Optionally, a top plate is fixedly connected to the top of the nut B.

The utility model has the technical effects and advantages that:

1. the defrosting device of the refrigeration house evaporator drives the spray head to heat the bottom of the roller in a left-right reciprocating manner through the heating pipe driving mechanism in the using process, so that frosting of the outside of the roller is prevented, and the using efficiency of the roller is reduced.

2. The defrosting device of the refrigerator evaporator is characterized in that the heating pipe driving mechanism is driven by the cooperation of the frost cleaning mechanism and friction force in the using process, a worker is not required to manually drive the defrosting pipe driving mechanism, the evaporator and the roller are automatically heated and defrosted in the process of cleaning the evaporator, the using efficiency of the defrosting pipe driving mechanism is improved, and the defrosting pipe driving mechanism is convenient to use.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic view of a frost cleaning mechanism according to the present utility model;

FIG. 3 is a schematic view of a heating tube driving mechanism with the structure of the present utility model.

In the figure: 1 collecting bin, 2 pipelines, 3 heating net, 4 connecting frame, 5 frost cleaning mechanism, 51 servo motor, 52 screw A, 53 nut A, 54 rotating motor, 55 roller, 6 heating pipe driving mechanism, 61 screw B, 62 gear, 63 toothed plate, 64 nut B, 7 shower nozzle, 8 heating pipe, 9 air heater.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

The utility model provides a defrosting device of a refrigeration house evaporator as shown in figures 1-3, which comprises a collecting bin 1 which is connected with a component and can collect clean frost, wherein a pipeline 2 for collecting the frost is communicated with the bottom of the collecting bin 1, a heating net 3 which can thermally convert the frost into water is connected with the inside of the pipeline 2, and connecting frames 4 which are connected with the component are connected with two sides of the collecting bin 1.

The bottom of link 4 is connected with coupling assembling and the frost cleaning mechanism 5 of cleaning frost, and frost cleaning mechanism 5 includes two servo motor 51 that provide driving force, and servo motor 51 can the forward and reverse rotation, and the bottom of servo motor 51 is connected with the bottom of link 4 through the mount table that supports servo motor 51, and the top fixedly connected with driven lead screw A52 of servo motor 51.

The screw a52 is externally screwed with a nut a53 which moves by the rotation of the screw a52, and the top of the connecting frame 4 is fixedly connected with a slide groove long block which guides the nut a53 to move linearly.

One side of the long block of the chute, which is close to the frost cleaning mechanism 5, is slidably connected with a sliding block for guiding the nut A53 through a chute, the sliding block is connected with the nut A53, a rotating motor 54 for providing driving force to drive the roller 55 to rotate is connected between the two nuts A53, and the roller 55 for removing frost through rotation is connected between the two rotating motors 54.

The bottom of the frost cleaning mechanism 5 is connected with a transmitted heating pipe driving mechanism 6, the heating pipe driving mechanism 6 comprises a transmitted screw rod B61, bearings supporting the screw rod B61 are sleeved on two sides of the outer portion of the screw rod B61, and the top of the bearings is connected with the bottom of the nut A53 through a vertical arm.

One side of the vertical arm close to the nut B64 is fixedly connected with a guide groove long block which guides the nut B64 to prevent the nut B64 from rotating in the moving process, and the front surface of the guide groove long block is slidably connected with a guide block which guides the nut B64 through a guide groove.

The front of the guide block is connected with the back of the nut B64, the two sides of the screw rod B61 are fixedly connected with a transmission gear 62, the back of the gear 62 is meshed and connected with a toothed plate 63 for driving the gear 62 to rotate, and the bottom of the toothed plate 63 is connected with the top of the connecting frame 4.

The screw B61 is externally screwed with a nut B64 rotated outside thereof by the screw B61 rotation, the top of the nut B64 is fixedly connected with a top plate, and the top of the nut B64 is fixedly connected with a nozzle 7 for exhausting hot air.

The bottom of the spray head 7 is communicated with a hot air blower 9 for generating hot air through a diversion heating pipe 8, and the bottom of the hot air blower 9 is connected with the left side of the collecting bin 1 through a connecting plate.

In the using process, the pipeline 2 is communicated with an external container, the frost cleaning mechanism 5 is attached to the evaporator, the hot air blower 9 is started to enable the spray head 7 to generate hot air through the heating pipe 8, the servo motor 51 is started to drive the screw rod A52 to rotate left and right to drive the nut A53 to move up and down on the outside of the screw rod A52, the rotating motor 54 is started to drive the roller 55 to rotate in the moving process of the nut A53, and frost on the front face of the evaporator is removed in the rotating process of the roller 55.

The screw rod B61 at the bottom is driven to move in the up-and-down movement process by the nut A53, the driving gear 62 is meshed with the toothed plate 63 to drive the screw rod B61 to rotate in the movement process by the screw rod B61, the nut B64 outside is driven to reciprocate left and right in the rotation process by the screw rod B61, the spray head 7 is driven to reciprocate left and right at the bottom of the roller 55 to heat the bottom of the roller 65 and the evaporator in the movement process by the nut B64, the spray head 7 is driven to reciprocate left and right at the bottom of the roller 55 by the heating pipe driving mechanism 6 in the use process, frosting of the outside of the roller 55 is prevented, and the use efficiency of the roller 55 is reduced.

The heating pipe driving mechanism 6 is driven by the cooperation of the frost cleaning mechanism 5 and friction force in the using process, a worker does not need to manually drive, the evaporator and the roller 55 are automatically heated and defrosted in the evaporator cleaning process, the using efficiency is improved, and the use is convenient.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a defroster of freezer evaporimeter, includes collection storehouse (1), its characterized in that: the bottom of the collecting bin (1) is communicated with a pipeline (2), a heating net (3) is connected inside the pipeline (2), connecting frames (4) are connected to two sides of the collecting bin (1), a frost cleaning mechanism (5) is connected to the bottom of the connecting frames (4), and a heating pipe driving mechanism (6) is connected to the bottom of the frost cleaning mechanism (5);

the heating pipe driving mechanism (6) comprises a screw rod B (61), gears (62) are fixedly connected to two sides of the screw rod B (61), toothed plates (63) are connected to the back of the gears (62) in a meshed mode, the bottoms of the toothed plates (63) are connected with the top of the connecting frame (4), nuts B (64) are connected to the outer threads of the screw rod B (61), a spray head (7) is fixedly connected to the top of the nuts B (64), and a hot air blower (9) is communicated to the bottom of the spray head (7) through a heating pipe (8).

2. The defrosting apparatus of a refrigerator evaporator as set forth in claim 1, wherein: the frost cleaning mechanism (5) comprises two servo motors (51), the bottoms of the servo motors (51) are connected with the bottoms of the connecting frames (4) through mounting tables, screw rods A (52) are fixedly connected to the tops of the servo motors (51), nuts A (53) are connected to the screw rods A (52) in an external threaded mode, rotating motors (54) are connected between the two nuts A (53), and rollers (55) are connected between the two rotating motors (54).

3. The defrosting apparatus of a refrigerator evaporator as set forth in claim 1, wherein: bearings are sleeved on two sides of the outer portion of the screw rod B (61), and the tops of the bearings are connected with the bottoms of the nuts A (53) through vertical arms.

4. The defrosting apparatus of a refrigerator evaporator as set forth in claim 1, wherein: the bottom of the air heater (9) is connected with the left side of the collecting bin (1) through a connecting plate.

5. The defrosting apparatus of a refrigerator evaporator as set forth in claim 1, wherein: the top of the connecting frame (4) is fixedly connected with a long chute block, one side of the long chute block, which is close to the frost cleaning mechanism (5), is connected with a sliding block in a sliding manner through a chute, and the sliding block is connected with the nut A (53).

6. A defrosting apparatus for a refrigerator evaporator according to claim 3, wherein: one side of the vertical arm close to the nut B (64) is fixedly connected with a guide groove long block, the front surface of the guide groove long block is connected with a guide block in a sliding manner through a guide groove, and the front surface of the guide block is connected with the back surface of the nut B (64).

7. The defrosting apparatus of a refrigerator evaporator as set forth in claim 1, wherein: the top of the nut B (64) is fixedly connected with a top plate.