Cooling structure of centrifugal machine

Abstract

The utility model discloses a cooling structure of a centrifugal machine, which belongs to the technical field of medical centrifugal machine parts and comprises a door cover and a front housing, the front housing covers the front side of the housing, and the door cover is mounted on the upper side of the housing. A rotating clamping seat is connected to the interior of the housing through an output shaft of a motor below the housing, a plurality of surrounding rotating hanging cups are installed on the periphery of the rotating clamping seat, and a normal-temperature barrel is clamped in the housing on the periphery of the rotating hanging cups; the lower end of the normal-temperature barrel penetrates through the upper portion of the motor, an air outlet disc is clamped between the periphery of the upper portion of the motor and the bottom of the normal-temperature barrel, and surrounding through holes are machined in the peripheral surface area of the air outlet disc. The cooling structure adopts an up-and-down air outlet type design, air enters the equipment from the air inlet of the door cover, passes through the inner cavity of the equipment and then flows out from the exhaust hole in the bottom of the equipment, a good cooling and heat dissipation effect can be achieved on the interior of the centrifugal machine body, the temperature of the cavity and a test solution is reduced, and the service life of internal parts of the medical centrifugal machine is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical centrifuge component technical field more specifically, relate to a centrifuge cooling structure. BACKGROUND

[0002] Medical centrifuge is widely used in medical examination field, often as the instrument and equipment of separating serum, plasma, precipitated protein or urine sediment examination, utilizes centrifuge to make the suspended corpuscle in the mixed liquid fast precipitate, separates the component of different specific gravity various matters.

[0003] In actual work process, medical centrifuge rotation speed reaches 10000-30000rpm, long time work, the chamber temperature in the body is higher, causes centrifugal sample test solution temperature to also simultaneously rise, if not design corresponding cooling structure, will lead to hot air to accumulate in the chamber, causes the damage of the internal component of the body, influences sample centrifugal quality, the air of most existing medical centrifuges is designed to blow out from the side, in the air flow process, the dust and impurities in the air also follow the air circulation and enter the body, which will also cause damage to the internal components over time. In addition, the air in the side air outlet design will blow directly onto the motor, which will affect the service life of the motor. SUMMARY

[0004] The utility model discloses a centrifuge cooling structure, the cooling structure adopts the design of up and down air outlet, air enters the equipment inside from the air inlet hole of door cover, after passing through the equipment inner chamber, it flows out from the equipment bottom air outlet hole, which can effectively cool and heat dissipate the centrifuge body, reduce the temperature of the chamber and the test solution, and prolong the service life of the internal components of the medical centrifuge.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A centrifuge cooling structure, comprising a door cover and a front cover, the front cover covers the front side of the cover, and the door cover is installed on the upper side of the cover, the inside of the cover is connected with a rotating card holder through the output shaft of the lower motor, and a plurality of rotating hanging cups are installed around the rotating card holder, a normal temperature barrel is clamped in the peripheral cover of the rotating hanging cup, the lower end of the normal temperature barrel passes through the upper part of the motor, and an air outlet disc is clamped between the peripheral upper part of the motor and the bottom of the normal temperature barrel, a plurality of through holes are processed on the surface area around the air outlet disc, a sealing ring is embedded and installed in the hollow area of the air outlet disc, and an upper cover plate is installed on the upper end of the cover.

[0007] As a further optimization of the present solution, a door lining plate is installed below the door cover, the door lining plate is filled with sponge between the door cover, and the door lining plate is fixedly connected with the lower end of the door cover.

[0008] As a further optimization of the scheme, the lower end of the motor is mounted on a reinforcing plate, and the reinforcing plate is supported by a barrel bottom plate from below.

[0009] As a further optimization of the scheme, the rear side of the door cover is processed with a plurality of air inlet holes arranged at equal intervals, the door lining plate is processed with a plurality of corner air holes at corner positions on the surface of the door lining plate, and a central air hole is processed at a middle position on the surface of the door lining plate.

[0010] As a further optimization of the scheme, the barrel bottom plate is processed with a plurality of air outlet holes.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] In the utility model, when the rotary cup rotates, air enters the equipment from the air inlet holes of the door cover, flows out from the air outlet holes at the bottom of the equipment after passing through the inner cavity of the equipment, and continuously flows and updates in this way, so that the temperature of the cavity and the test solution is reduced.

[0013] In the utility model, the door cover is internally provided with structures such as a sponge and a door lining plate, and the sponge between the door cover and the door lining plate is used for filtering impurities in the air, so that the air entering the cavity of the equipment is clean air, and damage of impurities and dust in the air to internal components is reduced.

[0014] In the utility model, a ventilation channel is formed between the normal-temperature barrel and the air outlet disc, so that air flowing in from above can effectively pass through the ventilation channel, air accumulation in the cavity is avoided, air flowing out from the channel is discharged to the outside of the equipment through the air outlet holes in the middle of the barrel bottom plate, and compared with the side air outlet design, the cavity temperature can be better reduced, and the temperature of the centrifugal sample test solution is reduced.

[0015] In the utility model, the sealing ring structure is arranged above the motor, so that air flowing out from the air outlet disc flows around the periphery of the motor, and the service life of the motor is not affected due to direct blowing of air to the top of the motor. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a split schematic view of the cooling structure of the utility model;

[0017] Figure 2 It is a schematic view of the internal structure of the centrifugal machine of the utility model;

[0018] Figure 3 It is a split structure schematic view of the door cover and the door lining plate of the utility model;

[0019] In the diagram: 1. Door cover; 2. Sponge; 3. Door liner; 4. Rotating cup; 5. Air outlet plate; 6. Sealing ring; 7. Top cover; 8. Room temperature container; 9. Cover; 10. Motor; 11. Reinforcing plate; 12. Bottom plate; 13. Front cover; 1-1. Air inlet; 3-1. Center vent; 3-2. Corner vent. Detailed Implementation

[0020] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the following description, in conjunction with specific illustrations, further elaborates on this utility model.

[0021] To address the issue that existing centrifuges with side-exit airflow design allow dust and impurities in the air to enter the machine during airflow, which can damage internal components over time, and that the side-exit airflow design blows air directly above the motor, affecting the motor's lifespan.

[0022] like Figure 1 As shown, this application includes a door cover 1 and a front cover 13. The front cover 13 covers the front side of the cover 9 and the door cover 1 is installed on the upper side of the cover 9. Inside the cover 9, a rotating bracket is connected through the output shaft of the lower motor 10, and several rotating cups 4 are installed around the rotating bracket. A room temperature barrel 8 is installed inside the cover 9 around the rotating cups 4. The lower end of the room temperature barrel 8 passes through the upper part of the motor 10, and an air outlet plate 5 is installed between the upper periphery of the motor 10 and the bottom of the room temperature barrel 8. The surface area around the air outlet plate 5 is machined with surrounding through holes, and a sealing ring 6 is embedded in the hollow area in the middle of the air outlet plate 5. An upper cover plate 7 is installed on the upper end of the cover 9.

[0023] A door liner 3 is installed below the door cover 1. Sponge 2 is filled between the door liner 3 and the door cover 1. The door liner 3 is fixedly connected to the lower end of the door cover 1.

[0024] The lower end of the motor 10 is mounted on the reinforcing plate 11, and the reinforcing plate 11 is supported by the bottom plate 12 of the barrel. Several vent holes are machined on the surface of the bottom plate 12.

[0025] like Figure 3 As shown, the rear side of the door cover 1 has several air inlets 1-1 arranged at equal intervals, the corners of the door liner 3 have several corner vents 3-2, and the center of the door liner 3 has a central vent 3-1.

[0026] In specific work, such as Figure 2As shown, when the rotating cup 4 rotates, air enters the device from the air inlet hole 1-1 of the door cover 1, passes through the corner air hole 3-2 and the center air hole 3, and then flows out from the air outlet hole at the bottom of the device, so as to continuously circulate and update the air, so as to reduce the temperature of the cavity and the test solution. The door cover 1 is provided with a sponge 2 for filtering impurities in the air, so as to ensure that the air entering the cavity of the device is clean air, reduce the damage of impurities and dust in the air to the internal components, and form a ventilation channel of the cavity between the normal temperature barrel 8 and the air outlet disc 5, so as to ensure that the air flowing from the top can effectively pass through the ventilation channel, avoid air accumulation in the cavity, and the air flowing out from the channel is discharged to the outside of the device through the air outlet hole of the barrel bottom plate 12. Compared with the side air outlet design, the cavity temperature can be better reduced, the temperature of the centrifugal sample test solution can be reduced, the sealing ring 6 is arranged above the motor 10, the air flowing out from the air outlet disc 5 flows around the motor 10, and the service life of the motor 10 is not affected by the air directly blowing to the top of the motor 10.

[0027] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art. The machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0028] The basic principle and main features of the utility model and the advantages of the utility model are shown and described. It should be understood by those skilled in the art that the utility model is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A cooling structure of a centrifuge, comprising a door cover and a front cover, the front cover covers the front side of the cover, and the door cover is installed on the upper side of the cover, the inside of the cover is connected with a rotating card holder through the output shaft of the lower motor, and a plurality of rotating hanging cups are installed around the rotating card holder, characterized in that: The rotating hanging cup peripheral cover is equipped with a normal temperature barrel inside, the lower end of the normal temperature barrel penetrates the upper part of the motor, the peripheral part of the upper part of the motor is equipped with an air outlet disc between the bottom of the normal temperature barrel, the surface of the air outlet disc is processed with a surrounding through hole, the hollow area of the air outlet disc is embedded with a sealing ring, and the upper end of the cover is installed with an upper cover plate.

2. The cooling structure of a centrifuge according to claim 1, wherein: A door lining plate is installed below the door cover, sponge is filled between the door lining plate and the door cover, and the lower end of the door lining plate is fixedly connected with the door cover.

3. The temperature reduction structure of a centrifuge according to claim 2, wherein: The lower end of the motor is installed on the reinforcing plate, and the reinforcing plate is supported by the barrel bottom plate.

4. The temperature reduction structure of a centrifuge according to claim 3, characterized in that: A plurality of air inlet holes are processed on the rear side of the door cover at equal intervals, a plurality of corner air holes are processed on the surface corner position of the door lining plate, and a center air hole is processed on the surface middle position of the door lining plate.

5. The temperature reduction structure of a centrifuge according to claim 4, characterized in that: A plurality of exhaust holes are processed on the surface of the barrel bottom plate.

Images