CN209857487U

CN209857487U - Four-pipe defrosting energy-saving system for refrigeration house

Info

Publication number: CN209857487U
Application number: CN201920658848.1U
Authority: CN
Inventors: 聂廷亮; 李强
Original assignee: Nanjing Senke Environmental Technology Co Ltd
Current assignee: Nanjing Senke Environmental Technology Co Ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2019-12-27
Anticipated expiration: 2029-05-09

Abstract

The utility model discloses a four pipe system defrosting economizer system of freezer relates to freezer defrosting technical field. The utility model discloses a plurality of bases, a plurality of driving motor and a plurality of air-cooler, a base fixed surface is connected with a plurality of lift electric push rods, the equal fixedly connected with elevating platform of a plurality of lift electric push rod one end, the surface all with air-cooler fixed connection around the elevating platform, a plurality of translation electric push rods of elevating platform fixed surface is connected with, the equal fixedly connected with of a plurality of translation electric push rod one end examines test table, examines test table fixed surface and is connected with the control box, examine test table surface and a plurality of air-cooler fixed connection. The utility model discloses a lift electric push rod and translation electric push rod mutually support for the freezer internal surface can be pressed close to the air-cooler, thereby evenly blows heat to each region of freezer, has accelerated the defrosting speed in the unit interval, has reduced the operating time of air heat source water pump, the indirect energy consumption that has reduced.

Description

Four-pipe defrosting energy-saving system for refrigeration house

Technical Field

The utility model relates to a freezer defrosting technical field specifically is a freezer four-pipe system defrosting economizer system.

Background

The cold storage is mainly used for constant-temperature storage of foods, dairy products, meat, aquatic products, poultry, fruits and vegetables, cold drinks, flowers, green plants, tea leaves, medicines, chemical raw materials, electronic instruments and the like. The cold storage is actually a low-temperature combined air conditioning device, also belongs to a refrigeration device, has the same refrigeration principle as a refrigerator, and has a refrigeration area much larger than that of the refrigerator. Because frost is formed on the surface of the evaporator in the refrigeration house, the refrigeration evaporator is obstructed (the conduction and the emission of cold energy finally influence the refrigeration effect, lead to the waste of electric energy and shorten the service life of a refrigeration system, and the defrosting operation needs to be carried out on the refrigeration house at regular time.

At the present stage, an air heat source water pump is generally adopted for heating, an air cooler is used for blowing heat for defrosting, the air cooler is generally of a fixed structure, the heat exchange speed and the heat exchange area of the defrosting mode are limited, and the defrosting speed in unit time is low. Therefore, how to achieve rapid and uniform defrosting in a refrigeration house is a technical problem to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a freezer four-pipe system defrosting economizer system mutually supports through lift electric push rod and translation electric push rod, and the air-cooler can evenly blow heat to each region of freezer, has solved the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a four-pipe defrosting energy-saving system for a refrigeration house comprises a plurality of bases, a plurality of driving motors and a plurality of air coolers, wherein a plurality of lifting electric push rods are fixedly connected to the surface of one base, a lifting table is fixedly connected to one end of each lifting electric push rod, the front surface and the rear surface of each lifting table are fixedly connected with the air coolers, a plurality of translation electric push rods are fixedly connected to the surface of one lifting table, a detection table is fixedly connected to one end of each translation electric push rod, a control box is fixedly connected to the surface of one detection table, and the surface of one detection table is fixedly connected with the plurality of air coolers;

the inner surface of the control box is fixedly connected with a PLC (programmable logic controller), the inner surface of the control box is fixedly connected with a stepping motor, the inner surface of the control box is fixedly connected with a speed reducer, one end of an output shaft of the stepping motor is in transmission connection with the speed reducer, one end of an output shaft of the speed reducer penetrates through the control box and is fixedly connected with a turntable, and one surface of the turntable is fixedly connected with a distance measuring sensor module;

one end of each of the output shafts of the driving motors is fixedly connected with a screw, and the peripheral side face of each screw is in threaded connection with the inner surface of the base.

Further, the distance measuring sensor module is composed of a plurality of ultrasonic sensors in a fixed connection mode, and the shape of the distance measuring sensor module is of a T-shaped structure.

Furthermore, a plurality of air-coolers one end intercommunication has holding water box, holding water box one end intercommunication has a plurality of defrosting water pumps respectively, and a plurality of defrosting water pump one end communicate with a plurality of air-coolers respectively.

Furthermore, one end of the heat preservation water tank is respectively communicated with a plurality of hot water circulating pumps, one end of each hot water circulating pump is communicated with an air heat source water pump, and one ends of the air heat source water pumps are communicated with the heat preservation water tank.

Furthermore, both sides of the base are rotatably connected with a plurality of rollers.

Further, range sensor module output and PLC controller input electric connection, PLC controller output respectively with lift electric push rod, translation electric push rod, driving motor and step motor input electric connection.

The utility model discloses following beneficial effect has:

1. this four pipe system defrosting economizer systems of freezer mutually supports through lift electric push rod and translation electric push rod for the freezer internal surface can be pressed close to the air-cooler, thereby evenly blows heat to each region of freezer for the speed of defrosting in the unit interval has reduced the operating time of air heat source water pump, the indirect energy consumption that has reduced.

2. This four pipe system defrosting economizer systems of freezer, through the revolution mechanic of range finding sensor module, measurement distance information that can be comprehensive obtains the accurate positional information of control box, and the control of being convenient for is examined test table, elevating platform and freezer internal surface and is kept reasonable interval, is favorable to going on of defrosting.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a four-tube defrosting energy-saving system of a refrigeration storage of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the internal structure of the control box;

FIG. 4 is a schematic diagram of the system of the present invention;

fig. 5 is a block diagram of a PLC controller.

In the drawings, the components represented by the respective reference numerals are listed below:

in the figure: 1-base, 2-lifting electric push rod, 3-lifting platform, 4-air cooler, 5-translation electric push rod, 6-detection platform, 7-driving motor, 8-screw rod, 9-roller, 10-control box, 11-PLC controller, 12-stepping motor, 13-speed reducer, 14-turntable, 15-distance measurement sensor module.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a four-pipe defrosting energy-saving system for a refrigeration house comprises two bases 1, four driving motors 7 and six air coolers 4, wherein one surface of each base 1 is fixedly connected with two lifting electric push rods 2, one ends of the two lifting electric push rods 2 are fixedly connected with a lifting table 3, the front surface and the rear surface of each lifting table 3 are fixedly connected with the air coolers 4, one surface of each lifting table 3 is fixedly connected with two translation electric push rods 5, one ends of the four translation electric push rods 5 are fixedly connected with a detection table 6, one surface of each detection table 6 is fixedly connected with a control box 10, and one surface of each detection table 6 is fixedly connected with the two air coolers 4;

the inner surface of the control box 10 is fixedly connected with a PLC (programmable logic controller) 11, the inner surface of the control box 10 is fixedly connected with a stepping motor 12, the inner surface of the control box 10 is fixedly connected with a speed reducer 13, the speed reduction ratio of the speed reducer 13 is sixty to one, one end of an output shaft of the stepping motor 12 is in transmission connection with the speed reducer 13, one end of an output shaft of the speed reducer 13 penetrates through the control box 10 and is fixedly connected with a rotary table 14, and one surface of the rotary table 14;

two driving motor 7 output shaft one end equal fixedly connected with screw rod 8, 8 week side of screw rod and base 1 internal surface threaded connection, driving motor 7 installs in four edges on the freezer bottom surface.

Wherein, distance measuring sensor module 15 comprises three UM30-2 model ultrasonic sensor fixed connection, and distance measuring sensor module 15 appearance is T font structure.

One ends of the six air coolers 4 are communicated with a heat preservation water tank, refrigerant is contained in the heat preservation water tank, one ends of the heat preservation water tank are respectively communicated with two defrosting water pumps, and one ends of the two defrosting water pumps are respectively communicated with the six air coolers 4; one side of the air cooler 4 is provided with a heat exchange condenser which is kept in a communicated structure with the defrosting water pump and the heat preservation water tank.

Wherein, holding water tank one end communicates respectively has two hot water circulating pumps, and hot water circulating pump one end intercommunication has air heat source water pump, and two air heat source water pump one ends all communicate with holding water tank.

Wherein, base 1 both sides all rotate and are connected with two gyro wheels 9.

Wherein, the 15 output of range finding sensor module and 11 input electric connection of PLC controller, 11 output of PLC controller respectively with lift electric putter 2, translation electric putter 5, driving motor 7 and step motor 12 input electric connection.

The specific application of this embodiment is: the air heat source water pump collects heat outwards, the collected heat flows into the heat preservation water tank through the cold carrier, the defrosting water pump pumps the cold carrier into the heat exchange condenser inside the air cooler 4, the air cooler 4 blows the cold carrier in the heat exchange condenser, the heat is blown to the inner surface of the refrigeration house for defrosting, the cold carrier flows back to the heat preservation water tank again after heat exchange is completed, the hot water circulating pump conveys the cold carrier to the air heat source water pump again, and the air heat source water pump collects heat again and circulates repeatedly; and the defrosting step in the refrigeration house is completed in the circulating mode. When the six air coolers 4 are defrosted, the PLC 11 controls the stepping motor 12 to start, the stepping motor 12 drives the output shaft of the speed reducer 13 to rotate, the output shaft of the speed reducer 13 drives the turntable 14 to rotate, the distance measuring sensor module 15 rotates to measure the distance between the control box 3 and the inner surface of the refrigeration house, the distance sensor module 15 transmits distance information to the PLC 11, the PLC 11 obtains specific position information of the control box 10 through operation, then the PLC 11 controls the four lifting electric push rods 2 and the four translation electric push rods 5 to stretch, so that the two lifting platforms 3 can keep proper distance with the inner side surface of the refrigeration house, and the detection platform 6 can keep proper distance with the inner top surface of the refrigeration house; the PLC 11 controls the four driving motors 7 to start, the output shafts of the driving motors 7 rotate to drive the screw rods 8 to rotate, the screw rods 8 drive the base 1 to move, and the rollers 9 rotate. Through the removal of base 1 for air-cooler 4 can carry out even defrosting to freezer internal surface.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," 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, the schematic representations of the terms used above 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.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a four pipe system defrosting economizer system of freezer which characterized in that: the air cooling device comprises a plurality of bases (1), a plurality of driving motors (7) and a plurality of air coolers (4), wherein a plurality of lifting electric push rods (2) are fixedly connected to one surface of each base (1), a plurality of lifting electric push rods (2) are fixedly connected to one end of each lifting electric push rod (3), the front surface and the rear surface of each lifting table (3) are fixedly connected with the corresponding air cooler (4), a plurality of translation electric push rods (5) are fixedly connected to one surface of each lifting table (3), a detection table (6) is fixedly connected to one end of each translation electric push rod (5), a control box (10) is fixedly connected to one surface of each detection table (6), and one surface of each detection table (6) is fixedly connected with the corresponding air cooler (4);

the inner surface of the control box (10) is fixedly connected with a PLC (programmable logic controller) (11), the inner surface of the control box (10) is fixedly connected with a stepping motor (12), the inner surface of the control box (10) is fixedly connected with a speed reducer (13), one end of an output shaft of the stepping motor (12) is in transmission connection with the speed reducer (13), one end of an output shaft of the speed reducer (13) penetrates through the control box (10) and is fixedly connected with a turntable (14), and one surface of the turntable (14) is fixedly connected with a distance measuring sensor module (15);

one end of an output shaft of the driving motors (7) is fixedly connected with a screw rod (8), and the peripheral side surface of the screw rod (8) is in threaded connection with the inner surface of the base (1).

2. The four-pipe defrosting energy-saving system for the refrigeration house according to claim 1, wherein the distance measuring sensor module (15) is formed by fixedly connecting a plurality of ultrasonic sensors, and the shape of the distance measuring sensor module (15) is a T-shaped structure.

3. The four-pipe defrosting energy-saving system for the refrigeration house according to claim 1, wherein one end of each of the air coolers (4) is communicated with a heat preservation water tank, one end of each of the heat preservation water tanks is respectively communicated with a plurality of defrosting water pumps, and one end of each of the defrosting water pumps is respectively communicated with the air coolers (4).

4. The four-pipe defrosting energy-saving system for the refrigeration house according to claim 3, wherein one end of the heat preservation water tank is respectively communicated with a plurality of hot water circulating pumps, one end of each hot water circulating pump is communicated with an air heat source water pump, and one end of each air heat source water pump is communicated with the heat preservation water tank.

5. The four-pipe defrosting energy-saving system for the refrigeration house according to claim 1, wherein a plurality of rollers (9) are rotatably connected to two sides of the base (1).

6. The freezer four-pipe defrosting energy-saving system according to claim 1, characterized in that, the output end of the distance measuring sensor module (15) is electrically connected with the input end of the PLC controller (11), and the output end of the PLC controller (11) is electrically connected with the input ends of the lifting electric push rod (2), the translation electric push rod (5), the driving motor (7) and the stepping motor (12) respectively.