CN214536903U

CN214536903U - Carbon dioxide transcritical refrigerating unit for commercial super-refrigerator

Info

Publication number: CN214536903U
Application number: CN202120827890.9U
Authority: CN
Inventors: 李广鹏; 孙一桐
Original assignee: Shandong Institute of Commerce and Technology
Current assignee: Shandong Institute of Commerce and Technology
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-10-29
Anticipated expiration: 2031-04-21

Abstract

The utility model relates to a refrigerating unit technical field just discloses carbon dioxide transcritical refrigerating unit for merchant super refrigerator, including quick-witted case, the top fixedly connected with low pressure circulation bucket of quick-witted case, the right surface of quick-witted case is seted up flutedly, and the inside sliding connection of recess has the movable plate, and the front surface fixed connection of movable plate is connected with the handle, the top surface fixedly connected with condensation evaporator of movable plate, condensation evaporator's the inside hollow montant of right fixed surface connection, the inside hollow horizontal pole of montant front surface upper end fixedly connected with, the inside of horizontal pole is provided with cleaning device. Through cleaning device's setting, utilize the brush hair to clean condensation evaporator's access & exit, guaranteed that condensation evaporator's access & exit keeps clean, can effectually avoid the blood stain to glue and influence refrigeration efficiency at condensation evaporator's access & exit to promote the device refrigeration efficiency, control the brush hair through rotating the hand wheel, thereby reduced artifical clear degree of difficulty.

Description

Carbon dioxide transcritical refrigerating unit for commercial super-refrigerator

Technical Field

The utility model relates to a refrigerating unit technical field specifically is carbon dioxide transcritical refrigerating unit for merchant's super refrigerator.

Background

The CO2 is used as a safe, environment-friendly and pollution-free natural working medium and is more and more widely applied to a large-scale refrigeration house system, a cascade system is usually formed by the CO2 and NH3 or other systems, the CO2 is used as a medium-low temperature system, and the NH3 or other systems are used as high-temperature systems to be matched with each other to realize the cold quantity transmission to the refrigeration house. In CN211012033U, it is mentioned that when the supercooling degree at the outlet of the condensing evaporator is detected to be too small, or the evaporation temperature in the cold storage is detected to be too small, or the liquid level in the low-pressure circulating tank reaches the upper limit, or the required refrigerating capacity of the cold storage is not satisfied, the electric valve is opened to start liquid supply, otherwise, when the supercooling degree is detected to be too small, or the liquid level in the low-pressure circulating tank reaches the lower limit, or the refrigerating capacity of the cold storage is satisfied, the electric valve is closed to stop liquid supply. But this kind of refrigerating unit when using the super refrigerator of merchant, because place fresh meat in the super refrigerator of merchant many, utilize refrigerating unit to keep warm to the meat, be attached with the blood stain on the fresh meat, when placing these fresh meat in the freezer for a long time, can attach with bloodiness on refrigerating unit's condensation evaporator's the access & exit, a little bloodiness is not in time cleared up like this, can influence refrigerating unit's refrigeration efficiency, but traditional manual cleaning is very troublesome and the degree of difficulty is high, so need one kind and can clear up the refrigerating unit of condensation evaporator's access & exit bloodiness urgently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a supercritical refrigerating unit is striden to carbon dioxide for super refrigerator of merchant possesses and avoids the bloodiness to influence refrigeration efficiency, reduces advantages such as the clear degree of difficulty of condensation evaporator, has solved the bloodiness and has attached to the problem that influences refrigeration efficiency on the condensation evaporator.

(II) technical scheme

For realizing above-mentioned avoiding the blood stain to influence refrigeration efficiency, reduce the clear degree of difficulty purpose of condensation evaporator, the utility model provides a following technical scheme: the carbon dioxide transcritical refrigerating unit for the commercial ultra-refrigerator comprises a case, wherein the top of the case is fixedly connected with a low-pressure circulating barrel, the right surface of the case is provided with a groove, the inside of the groove is slidably connected with a movable plate, the front surface of the movable plate is fixedly connected with a handle, the top surface of the movable plate is fixedly connected with a condensation evaporator, the condensation evaporator is slidably connected with the groove, the right surface of the condensation evaporator is fixedly connected with an internally hollow vertical rod, the vertical rod is fixedly connected with the movable plate, the upper end of the front surface of the vertical rod is fixedly connected with an internally hollow horizontal rod, the bottom surface of the horizontal rod is provided with a connecting groove communicated with the inside of the horizontal rod, the insides of the vertical rod and the horizontal rod are communicated, the inside of the horizontal rod is provided with a cleaning device, the front surface and the rear surface of the inside of the groove are both provided with chutes, the front surface and the rear surface of the movable plate are both fixedly connected with sliders, and the two sliders are respectively slidably connected with the two chutes, the movable plate passes through slider and recess sliding connection, the right surface of montant rotates and is connected with the hand wheel, and the internal rotation of montant is connected with the worm, and the right-hand member of worm runs through montant and hand wheel fixed connection, and the internal rotation of montant is connected with the turbine of being connected with the worm meshing, the top surface fixedly connected with dwang of turbine, the upper end fixedly connected with drive bevel gear of dwang, cleaning device includes the threaded rod, and the threaded rod rotates the inside of connecting at the horizontal pole, and fixed cover has connect driven bevel gear on the threaded rod, and driven bevel gear's lower extreme extends the spread groove, and driven bevel gear is connected with the drive bevel gear meshing, and the thread sleeve has cup jointed the thread sleeve on the threaded rod, and thread sleeve fixed surface is connected with the connecting plate, and the back fixed surface of connecting plate is connected with the brush hair, and the brush hair contacts with the condensation evaporator.

Preferably, the connecting plate is connected with the cross rod in a sliding mode, and the lower end of the connecting plate penetrates through the connecting groove.

Preferably, the shape of the connecting plate is an inverted L shape.

(III) advantageous effects

Compared with the prior art, the utility model provides a carbon dioxide transcritical refrigerating unit for super refrigerator of merchant possesses following beneficial effect:

1. this carbon dioxide transcritical refrigerating unit for merchant super refrigerator through cleaning device's setting, utilizes the brush hair to clean condensation evaporator's access & exit, has guaranteed that condensation evaporator's access & exit keeps clean, can effectually avoid the bloodiness to glue the access & exit influence refrigeration efficiency at condensation evaporator to the device refrigeration efficiency has been promoted.

2. This supercritical refrigerating unit is striden to carbon dioxide for merchant super refrigerator controls the brush hair through rotating the hand wheel, can be relaxed like this clean the condensation evaporimeter to reduced artifical clear degree of difficulty, when not needing clean simultaneously, removed the both sides of condensation evaporimeter with the brush hair, can not hinder the condensation evaporimeter access & exit like this and breathe in, thereby promoted the device's practicality.

3. This carbon dioxide transcritical refrigerating unit for merchant's super refrigerator accords with human engineering more when the pulling movable plate through the setting of handle, can be relaxed removes out the condensation evaporator, and is more laborsaving when the maintenance in later stage like this.

Drawings

FIG. 1 is a schematic structural view of a carbon dioxide transcritical refrigerating unit for a commercial super-refrigerator of the present invention;

FIG. 2 is a schematic view of the groove structure of the carbon dioxide transcritical refrigerating unit for the commercial super-refrigerator of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

fig. 4 is the structure schematic diagram of the carbon dioxide transcritical refrigerating unit cleaning device for the commercial ultra-refrigerator.

In the figure: the device comprises a case 1, a low-pressure circulating barrel 2, a groove 3, a moving plate 4, a handle 5, a condensation evaporator 6, vertical rods 7, a transverse rod 8, a sliding groove 9, a sliding block 10, a hand wheel 11, brush bristles 12, a worm 13, a worm wheel 14, a rotating rod 15, a driving bevel gear 16, a connecting groove 17, a threaded rod 18, a driven bevel gear 19, a threaded sleeve 20 and a connecting plate 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a new technical solution: the carbon dioxide transcritical refrigerating unit for the commercial ultra-refrigerator comprises a case 1, wherein a low-pressure circulating barrel 2 is fixedly connected to the top of the case 1, the carbon dioxide refrigerating unit is arranged in the case 1 and is of a conventional structure, excessive description is not provided herein, the low-pressure circulating barrel 2 is connected with the carbon dioxide refrigerating unit, carbon dioxide is injected into the low-pressure circulating barrel 2 to provide carbon dioxide for the refrigerating unit, a groove 3 is formed in the right surface of the case 1, a moving plate 4 is slidably connected into the groove 3, a handle 5 is fixedly connected to the front surface of the moving plate 4, a condensing evaporator 6 is fixedly connected to the top surface of the moving plate 4, the condensing evaporator 6 is of a conventional structure, excessive description is not provided herein, the handle 5 is more in accordance with ergonomics when the moving plate 4 is pulled, and the condensing evaporator 6 can be easily moved out, therefore, labor is saved during later maintenance;

the condensation evaporator 6 is connected with the carbon dioxide refrigerating unit, the right surface of the condensation evaporator 6 is fixedly connected with a vertical rod 7 with a hollow interior, the vertical rod 7 is fixedly connected with the movable plate 4, the upper end of the front surface of the vertical rod 7 is fixedly connected with a cross rod 8 with a hollow interior, the bottom surface of the cross rod 8 is provided with a connecting groove 17 communicated with the interior of the cross rod 8, and the interiors of the vertical rod 7 and the cross rod 8 are communicated;

the front surface and the rear surface of the inner part of the groove 3 are respectively provided with a sliding groove 9, the front surface and the rear surface of the movable plate 4 are respectively fixedly connected with a sliding block 10, the two sliding blocks 10 are respectively in sliding connection with the two sliding grooves 9, the movable plate 4 is in sliding connection with the groove 3 through the sliding blocks 10, when the movable plate 4 moves, the sliding blocks 10 slide in the sliding grooves 9, the sliding grooves 9 play a limiting role on the movable plate 4 to prevent the movable plate 4 from separating from the groove 3, the right surface of the vertical rod 7 is rotatably connected with a hand wheel 11, the inner part of the vertical rod 7 is rotatably connected with a worm 13, the right end of the worm 13 penetrates through the vertical rod 7 to be fixedly connected with the hand wheel 11, the inner part of the vertical rod 7 is rotatably connected with a turbine 14 meshed with the worm 13, the top surface of the turbine 14 is fixedly connected with a rotating rod 15, the upper end of the rotating rod 15 is fixedly connected with a driving bevel gear 16, when the device is used, the hand wheel 11 is rotated to drive the worm 13 to rotate, the worm 13 drives the worm wheel 14 to rotate, the worm wheel 14 drives the rotating rod 15 to rotate, and the rotating rod 15 drives the driving bevel gear 16 to rotate;

the cleaning device is arranged inside the cross rod 8 and comprises a threaded rod 18, the threaded rod 18 is rotatably connected inside the cross rod 8, a driven bevel gear 19 is fixedly sleeved on the threaded rod 18, a connecting groove 17 extends from the lower end of the driven bevel gear 19, the driven bevel gear 19 is meshed with a driving bevel gear 16, a threaded sleeve 20 is sleeved on the threaded rod 18 in a threaded manner, a connecting plate 21 is fixedly connected to the lower surface of the threaded sleeve 20, the connecting plate 21 is in an inverted L shape, the connecting plate 21 is slidably connected with the cross rod 8, the lower end of the connecting plate 21 penetrates through the connecting groove 17, bristles 12 are fixedly connected to the rear surface of the connecting plate 21, the bristles 12 are contacted with the condensation evaporator 6, when the cleaning device is used, when the driving bevel gear 16 drives the threaded rod 18 to rotate through the driven bevel gear 19, the threaded rod 18 drives the threaded sleeve 20 to move, and the threaded sleeve 20 drives the connecting plate 21 to move, and then the brush hairs 12 are driven to move, so that the inlet and the outlet of the condensation evaporator 6 are cleaned, and the inlet and the outlet of the condensation evaporator 6 are kept clean.

The working principle is as follows:

when the device is used, firstly, the handle 5 is pulled to pull the moving plate 4 out of the groove 3, and further the condensation evaporator 6 is moved out of the groove 3, then the hand wheel 11 is rotated to drive the worm 13 to rotate, the worm 13 drives the turbine 14 to rotate, the turbine 14 drives the rotating rod 15 to rotate, the rotating rod 15 drives the driving bevel gear 16 to rotate, then the driving bevel gear 16 drives the threaded rod 18 to rotate through the driven bevel gear 19, the threaded rod 18 drives the threaded sleeve 20 to move, the threaded sleeve 20 drives the connecting plate 21 to move, and further the bristles 12 are driven to move, so that the cleaning of the inlet and outlet of the condensation evaporator 6 is completed, and the inlet and outlet of the condensation evaporator 6 are kept clean.

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

Claims

1. Carbon dioxide transcritical refrigerating unit for merchant super-freezer, including quick-witted case (1), top fixedly connected with low pressure circulation bucket (2) of quick-witted case (1), the right surface of quick-witted case (1) is seted up fluted (3), the inside sliding connection of recess (3) has movable plate (4), the front surface fixedly connected with handle (5) of movable plate (4), the top surface fixedly connected with condensation evaporator (6) of movable plate (4), condensation evaporator (6) and recess (3) sliding connection, its characterized in that: the right surface of condensation evaporimeter (6) is fixedly connected with inside hollow montant (7), montant (7) and movable plate (4) fixed connection, montant (7) front surface upper end fixedly connected with inside hollow horizontal pole (8), the bottom surface of horizontal pole (8) has been seted up rather than inside communicating with each other spread groove (17), the inside of montant (7) and horizontal pole (8) communicates with each other, the inside of horizontal pole (8) is provided with cleaning device.

2. The carbon dioxide transcritical refrigerator set for the commercial super refrigerator as set forth in claim 1, wherein: the front surface and the rear surface of the interior of the groove (3) are both provided with sliding grooves (9), the front surface and the rear surface of the movable plate (4) are both fixedly connected with sliding blocks (10), the two sliding blocks (10) are respectively in sliding connection with the two sliding grooves (9), and the movable plate (4) is in sliding connection with the groove (3) through the sliding blocks (10).

3. The carbon dioxide transcritical refrigerator set for the commercial super refrigerator as set forth in claim 1, wherein: the right surface of montant (7) rotates and is connected with hand wheel (11), and the internal rotation of montant (7) is connected with worm (13), and the right-hand member of worm (13) runs through montant (7) and hand wheel (11) fixed connection, and montant (7) internal rotation is connected with turbine (14) of being connected with worm (13) meshing, and the top surface fixedly connected with dwang (15) of turbine (14), the upper end fixedly connected with initiative bevel gear (16) of dwang (15).

4. The carbon dioxide transcritical refrigerator set for the commercial super refrigerator as set forth in claim 1, wherein: cleaning device includes threaded rod (18), threaded rod (18) rotate to be connected in the inside of horizontal pole (8), it has driven bevel gear (19) to fix the cover on threaded rod (18), spread groove (17) are extended to the lower extreme of driven bevel gear (19), driven bevel gear (19) are connected with drive bevel gear (16) meshing, threaded sleeve (20) have been gone up to threaded rod (18) the screw-thread sleeve, fixed surface is connected with connecting plate (21) under threaded sleeve (20), the rear surface fixed connection of connecting plate (21) brush hair (12), brush hair (12) contact with condensation evaporator (6).

5. The carbon dioxide transcritical refrigerator set for the commercial super refrigerator as set forth in claim 4, wherein: the connecting plate (21) is connected with the cross rod (8) in a sliding mode, and the lower end of the connecting plate (21) penetrates through the connecting groove (17).

6. The carbon dioxide transcritical refrigerator set for the commercial super refrigerator as set forth in claim 4, wherein: the connecting plate (21) is in an inverted L shape.