CN222352472U - Laboratory rapid heat discharging device - Google Patents

Abstract

The utility model discloses a laboratory rapid heat emission device which comprises an air duct and a fan housing, wherein the air duct is arranged in a laboratory area and is communicated with the fan housing, the rear end of the fan housing is provided with a fan, the output end of the fan is connected with an emission pipeline, a check valve is arranged in the emission pipeline, a swing blade is arranged in the fan housing and is connected with a cam crank mechanism for driving so as to control the opening amplitude of a fan housing opening.

Description

Laboratory rapid heat discharging device

Technical Field

The utility model relates to the field of laboratory heat dissipation, in particular to a laboratory rapid heat emission device.

Background

A large number of test equipment is stored in the daily operation process of a laboratory, when the equipment is in the continuous working process, a large amount of heat is generated on the surfaces of components in the equipment, the equipment cannot be used due to the fact that the temperature of the equipment is too high and the equipment is stopped or fails, and therefore fans are arranged in the component assembly boxes of the equipment, internal heat is rapidly discharged out of the electric boxes, a large amount of heat is not accumulated on components in the boxes, and the air cooling heat dissipation type test equipment is formed.

However, as the air cooling heat dissipation type test equipment in the laboratory is too much and the laboratory space is smaller, a large amount of heat exhausted by the equipment is gathered in the laboratory, so that the air cooling heat dissipation type test equipment cannot realize heat exchange through a fan, heat generated in the working process of the air cooling type test equipment in the laboratory is required to be rapidly exhausted out of the laboratory, the heat load of the laboratory is reduced, and meanwhile, the cost investment generated by air conditioning refrigeration is reduced.

Disclosure of utility model

The utility model aims to provide a laboratory rapid heat discharging device which solves the problems in the background technology.

The rapid thermal discharge device for the laboratory comprises an air duct and a fan housing, wherein the air duct is arranged in a laboratory area and is communicated with the fan housing, the rear end of the fan housing is provided with a fan, the output end of the fan is connected with a discharge pipeline, a non-return valve is arranged in the discharge pipeline, a swing blade is arranged in the fan housing and is connected with a cam crank mechanism for driving, so that the opening amplitude of the fan housing is controlled;

the air duct type air conditioner also comprises a temperature sensor which is used for detecting the temperature in the air duct and the air cover.

Preferably, the cam crank mechanism comprises a cylindrical cam, a cam groove is arranged on the peripheral surface of the cylindrical cam, and the cylindrical cam is driven to rotate by a motor;

One end fixedly connected with pivot of pendulum leaf, the one end of pivot is connected with the crank, and the crank outside is connected with the actuating post, and the actuating post embedding is in the cam groove.

Preferably, the swing blades are provided with a plurality of groups at intervals, and the cam groove is provided with a plurality of layers corresponding to the swing blades.

Preferably, the dust-proof plate is fixedly arranged at the clearance between the adjacent swing blades.

Preferably, a bracket is arranged on one side of the swing blade, and the rotating shaft is rotatably supported in a shaft hole formed in the bracket.

Preferably, the path of each layer of cam groove on the cylindrical cam is different, the driving column connected with each swing blade is of a telescopic structure, and the driving column of each swing blade is hinged with a connecting rod.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the temperature is detected by the sensor, and the starting fan is controlled to accelerate the heat generated by the air cooling heat dissipation type test equipment to be discharged into the laboratory through the fan housing, so that the accelerated air flow of the air cooling heat dissipation type test equipment can be realized to cool the surfaces of all devices, the generated heat can be rapidly discharged into the laboratory, and the heat accumulation of the whole laboratory is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a diagram of a first swing blade mounting structure of the present utility model;

fig. 3 is a second construction diagram of the installation of the swing blade of the present utility model.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to the drawings, the present embodiment provides a laboratory rapid thermal discharge device, which includes an air duct 1 and a fan housing 2, wherein the air duct 1 is disposed in a laboratory area and is communicated with the fan housing 2, a fan 5 is mounted at the rear end of the fan housing 2, an output end of the fan 5 is connected with a discharge pipeline 6, and a check valve 7 is mounted in the discharge pipeline 6;

The air conditioner also comprises a temperature sensor 3, a controller 4 and a starting fan 5, wherein the temperature sensor 3 is used for detecting the temperature in the air duct 1 and the air cover 2, the temperature is fed back through the temperature sensor 3, and the starting fan 5 is controlled to be started or closed by the controller.

On the basis, the swing blade 22 is arranged in the fan housing 2, and the swing blade 22 is connected with the cam crank mechanism for driving, so that the opening amplitude of the fan housing 2 is controlled;

Referring to fig. 2 to 3, the cam crank mechanism includes a cylindrical cam having a cam groove provided on a circumferential surface thereof, the cylindrical cam being driven to rotate by a motor;

One end of the swing blade 22 is fixedly connected with a rotating shaft 28, one end of the rotating shaft 28 is connected with a crank 29, the outer side of the crank 29 is connected with a driving column 23, and the driving column 23 is embedded in the cam groove. The swing blades 22 are provided with a plurality of groups at intervals, and the cam grooves are provided with a plurality of layers corresponding to the swing blades 22. The dust-proof plate 21 is fixedly arranged at the clearance between the adjacent swing blades 22. A bracket 27 is arranged on one side of the swing blade 22, and a rotating shaft 28 is rotatably supported in a shaft hole formed in the bracket 27. By starting the motor, the cam groove drives the driving post 23 to swing when the cam rotates, thereby controlling the swing blade 22 to swing up and down, the swing blade swing can rectify the wind speed, and the wind gap size and the wind speed size are controlled. When the heat is not dissipated, the swing blades can be controlled to be in a closed state, and the swing blades and the dust separation plate 21 are combined to be closed, so that the dust-proof effect is achieved.

In addition, the swing amplitude of the swing blade can be changed according to different heat dissipation requirements, and the specific design is shown in fig. 2, wherein the path of each layer of cam groove on the cylindrical cam is different, and the path of each layer of cam groove comprises a first layer of cam groove 25 and a second layer of cam groove 26, the paths of the two cam grooves are different, and the swing amplitude of the swing blade in rotation is different. The driving post 23 to which each swing blade 22 is connected is of a telescopic structure, and the driving post 23 of each swing blade is hinged with a connecting rod 24. All of the swing blade movements are linked together by links 24. The driving column 23 is of a telescopic structure, and can be telescopic by adopting an electric push rod at the front end. As shown in fig. 2, what swing amplitude is selected may be selected according to the cam grooves, and if the swing amplitude of the first-layer cam groove 25 is selected, the driving post 23 of the second-third-layer swing blade is controlled to retract, and the driving post 23 of the first-layer swing blade is driven to extend into the first-layer cam groove 25, so that all the swing blades are controlled by the first-layer cam groove 25. In practical application, the heat dissipation requirement is determined, if the internal temperature is high, the cam groove with large swing amplitude is selected for switching.

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 (6)

1. The rapid thermal discharge device for the laboratory is characterized by comprising an air duct (1) and a fan housing (2), wherein the air duct (1) is arranged in a laboratory area and is communicated with the fan housing (2), a fan (5) is arranged at the rear end of the fan housing (2), the output end of the fan (5) is connected with a discharge pipeline (6), a non-return valve (7) is arranged in the discharge pipeline (6), a swing blade (22) is arranged in the fan housing (2), and the swing blade (22) is connected with a cam crank mechanism for driving, so that the opening amplitude of the fan housing (2) is controlled;

The air duct type air conditioner also comprises a temperature sensor (3) which is used for detecting the temperature in the air duct (1) and the air cover (2).

2. The rapid thermal discharge apparatus for laboratory of claim 1, wherein the cam crank mechanism comprises a cylindrical cam, a cam groove is formed in the circumferential surface of the cylindrical cam, and the cylindrical cam is driven to rotate by a motor;

One end of the swing blade (22) is fixedly connected with a rotating shaft (28), one end of the rotating shaft (28) is connected with a crank (29), the outer side of the crank (29) is connected with a driving column (23), and the driving column (23) is embedded in the cam groove.

3. A laboratory rapid thermal discharge apparatus according to claim 2, wherein the rocking leaves (22) are arranged in a plurality of groups at intervals, and the cam grooves are arranged in a plurality of layers corresponding to the rocking leaves (22).

4. A laboratory rapid thermal discharge apparatus according to claim 3, wherein a dust-separating plate (21) is fixedly mounted at the gap between adjacent swing blades (22).

5. A laboratory rapid thermal discharge apparatus according to claim 4, wherein a bracket (27) is mounted on one side of the swing blade (22), and the rotary shaft (28) is rotatably supported in a shaft hole formed in the bracket (27).

6. A laboratory rapid thermal discharge apparatus according to claim 5, wherein each layer of cam groove path on the cylindrical cam is different, the driving column (23) to which each swing blade (22) is connected is of a telescopic structure, and the driving column (23) of each swing blade is hinged with a connecting rod (24).