Heating block fixing assembly, cooling and liquid discharging system and full-automatic immunohistochemical device

Abstract

The utility model relates to a heating block fixing assembly, a cooling and liquid discharging system and a full-automatic immunohistochemical device, and the heating block fixing assembly comprises an air duct bottom plate, a heating block, a liquid discharging device and a heating block, the groove body is erected on the air duct bottom plate; the ventilation and liquid drainage frame is erected on the tank body, a partition plate is arranged in a cavity, and the cavity is divided into a liquid drainage cavity and a heat dissipation cavity by the partition plate; the heating groove is formed above the ventilation and liquid drainage frame, and the area below the heating groove is a heat dissipation cavity; the liquid drainage holes are formed in the upper portion of the ventilation liquid drainage frame and correspond to the positions of the heating grooves in a one-to-one mode, and the area below the liquid drainage holes is a liquid drainage cavity. The heating block fixing assembly solves the problems that an existing heating block fixing assembly is prone to damaging electrical elements due to waste discharge liquid, the temperature of the heating block is inconsistent, air supply is uneven, and heat dissipation efficiency is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of spare and accessory parts of full-automatic immunohistochemical device, in particular to a heating block fixing assembly, cooling and liquid discharging system and full-automatic immunohistochemical device. BACKGROUND

[0002] Full-automatic immunohistochemical device will adopt a kind of technology called "liquid cover glass".This process does not need traditional glass cover glass but uses plastic glass cover plate, and this cover plate can form a cavity, cover specimen, create similar to actual cover glass effect.In full-automatic immunohistochemical device, heating block fixing assembly is main component in ventilation and heat dissipation waste system, multiple heating blocks are placed above heating block fixing assembly, and the glass slide for holding living body sample is above heating block, and the good and bad of ventilation and heat dissipation effect directly influence the change speed and uniformity of heating block temperature, thereby influence the experimental length of dyeing experiment and the consistency of dyeing result.

[0003] But the existing heating block fixing assembly is only a cavity, waste liquid and heat dissipation share a cavity, and the discharged waste liquid is easy to enter heating element and electrical element, causing high scrap rate of heating element and electrical element.And when negative pressure fan works, the heating block close to air inlet has obvious heat dissipation effect, and the heating block far from air inlet has poor heat dissipation effect, air supply is uneven, leading to inconsistent heating block temperature, and causing poor consistency of experiment.And the existing assembly has long heat dissipation time, low heat dissipation efficiency, lengthens overall experimental time, and wastes time cost. UTILITARIAN CONTENT

[0004] (1) technical problem to be solved

[0005] The utility model provides a kind of heating block fixing assembly, cooling and liquid discharging system and full-automatic immunohistochemical device, and its purpose is to solve the problems of existing heating block fixing assembly, such as that liquid for waste discharge is easy to damage electrical element, and that heating block temperature is inconsistent, air supply is uneven and heat dissipation efficiency is low.

[0006] (2) technical scheme

[0007] The utility model provides a kind of heating block fixing assembly, for full-automatic immunohistochemical device, comprising: air duct bottom plate;Slot body, is erected on the air duct bottom plate;Ventilation and liquid discharging frame, is erected on the slot body, cavity is provided with baffle, the baffle divides cavity into liquid discharge cavity and heat dissipation cavity;Heating groove, is set up in the upper of ventilation and liquid discharging frame, the area below heating groove is heat dissipation cavity;Liquid discharging hole, is set up in the upper of ventilation and liquid discharging frame, and with the position of heating groove one-to-one correspondence, the area below liquid discharging hole is liquid discharge cavity.

[0008] Further, the heating block fixing assembly further comprises air ducts arranged on the inner wall of the ventilation and liquid discharge frame opposite to the liquid discharge cavity, the number of the air ducts corresponds to the number of the heating grooves, and the air ducts are communicated with the heat dissipation cavity.

[0009] Further, the air duct bottom plate is sequentially provided with an air inlet, an air outlet and a liquid discharge groove, the air inlet is communicated with the air duct, the air outlet is communicated with the heat dissipation cavity at the top and communicated with the negative pressure fan at the bottom, and the liquid discharge groove is communicated with the liquid discharge cavity at the top and communicated with the negative pressure waste liquid collecting device at the bottom.

[0010] Further, the liquid discharge groove is provided with a liquid discharge port.

[0011] Further, the air duct bottom plate and the groove body are provided with through waste liquid holes.

[0012] The utility model discloses still propose a cooling and liquid discharging system, including heating block fixing assembly of the.

[0013] The utility model discloses still propose a full -automatic immunohistochemical device, including cooling and liquid discharging system.

[0014] (Three) beneficial effects

[0015] The heating block fixing assembly, the cooling and liquid discharging system and the full -automatic immunohistochemical device have the liquid discharge cavity and the heat dissipation cavity separated, effectively solve the problem that the liquid enters the heating element and the electric element, and the heating element and the electric element are scrapped frequently. The air duct corresponds to the heating groove, and the heating device is cooled through the independent air duct. When the negative pressure fan starts to work, the negative pressure will make the cold air enter the corresponding air duct from each air inlet, and each heating block can exchange heat under the same condition. The air outlet forms an internal circulation airflow, thereby uniformly cooling each heating block. The temperature of the heating block is greater than 100 DEG C (about 103 DEG C), and the heat dissipation cavity is cooled to 37 DEG C in 7-8 min. The problem of inconsistent heating block temperature and uneven air supply is solved, the consistency of the experiment is improved, the heat dissipation efficiency is improved, and the experiment time is saved. ACCURACY OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic view of the component;

[0017] Figure 2 It is the bottom view of the component;

[0018] Figure 3 It is the bottom view of the component without air duct bottom plate;

[0019] Figure 4This is a structural diagram of the other side of the air duct base plate;

[0020] The image is labeled as follows:

[0021] 1. Air duct base plate; 11. Air inlet; 12. Air outlet; 13. Drainage tank; 14. Drainage port; 15. Waste liquid hole; 2. Tank body; 3. Ventilation drainage rack; 31. Heating tank; 32. Air duct; 33. Drainage hole; 34. Liquid discharge chamber; 35. Heat dissipation chamber; 36. Partition plate. Detailed Implementation

[0022] To further illustrate the technical means and effects of this utility model, the following description, in conjunction with embodiments and accompanying drawings, further explains this utility model. It should be understood that the specific embodiments described herein are merely illustrative of this utility model and not intended to limit its scope.

[0023] like Figures 1-4 As shown, this utility model proposes a heating block fixing assembly for a fully automated immunohistochemistry device, comprising: an air duct base plate 1; a tank 2, mounted on the air duct base plate 1, the tank 2 having a rectangular structure; a ventilation drain rack 3, mounted on the tank 2, forming a cavity with the air duct base plate 1, the cavity containing a partition 36 dividing the cavity into a liquid discharge cavity 34 and a heat dissipation cavity 35; a heating tank 31, located above the ventilation drain rack 3, used to place heating blocks, the area below the heating blocks being the heat dissipation cavity 35; a drain hole 33, located above the ventilation drain rack 3, corresponding one-to-one with the position of the heating tank 31, the area below the drain hole 33 being the liquid discharge cavity 34; and air ducts 32, located on the inner wall of the ventilation drain rack 3 on the side opposite to the liquid discharge cavity 34, the position and number of air ducts 32 corresponding one-to-one with the heating tanks 31, so that one air duct 32 corresponds to one heating block in one heating tank 31, the air ducts 32 communicating with the heat dissipation cavity 35.

[0024] like Figure 3 As shown, an air inlet 11, an air outlet 12, and a drain trough 13 are sequentially provided on the bottom plate 1 of the air duct. The air inlet 11 is connected to the air duct 32; the upper part of the air outlet 12 is connected to the heat dissipation cavity 35, and the lower part is connected to the negative pressure fan. The drain trough 13 is connected to the liquid discharge cavity 34; the liquid discharge cavity 34 is set opposite to the air duct 32 and is an independent cavity that does not affect the heat dissipation cavity 35 of the heating block. This effectively solves the problem of liquid entering the heating element and electrical components, causing high frequency of scrapping of the heating element and electrical components. A drain port 14 is also provided in the drain trough 13, and the lower end of the drain port 14 is connected to the negative pressure waste liquid collection device.

[0025] One end of the air duct 32 is open and communicated with the air inlet 11, and the other end of the air duct 32 is contacted below the heating block, one air duct 32 corresponds to one heating block, when the negative pressure fan starts to work, the negative pressure formed will make the cold air split from each air inlet 11 through the corresponding air duct 32, and the cold air is contacted with the corresponding heating block from bottom to top through the air duct 32, each heating block can simultaneously exchange heat under the same condition, and then enters the air outlet 12, so that the air flow is circulated, thereby uniformly cooling each heating block, the problem that the heating block temperature is inconsistent, the air supply is uneven, the heating block temperature is inconsistent, and the consistency of the experiment is poor is solved, and the heat dissipation efficiency is improved, and the experiment time is saved.

[0026] Through repeated tests, the heating block fixing assembly provided by the utility model can make the multiple heating blocks at a temperature greater than 100 DEG C (about 103 DEG C) dissipate heat to 37 DEG C in 7-8 min, and the consistency is high.

[0027] Further, the air duct bottom plate 1 and the groove body 2 are provided with through waste liquid holes 15. In the experimental operation process, the reagent will inevitably drop accidentally, and the waste liquid hole 15 facilitates the removal of the accidentally dropped reagent, maintains the normal operation of the equipment and the cleanness of the operation environment.

[0028] The heating block fixing assembly provided by the utility model is connected with the negative pressure fan outside the air outlet 12, and the liquid discharge port 14 is connected with the negative pressure waste liquid collecting device, which is a cooling and liquid discharge system in the full-automatic immunohistochemical device. The cooling and liquid discharge system is used for cooling the heating block, maintaining constant temperature, and collecting the waste liquid discharged by each cover plate in the liquid discharge operation step. The cooling and liquid discharge system is beneficial to the smooth progress of the immunohistochemical experiment, ensures high heat dissipation efficiency and good consistency in the experimental process.

[0029] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion obtained by using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A heating block fixing assembly for a fully automated immunohistochemistry device, characterized in that, include: Air duct base plate (1); The trough (2) is mounted on the bottom plate (1) of the air duct; A ventilation drain rack (3) is mounted on the tank (2). A partition (36) is provided inside the cavity, which divides the cavity into a liquid discharge cavity (34) and a heat dissipation cavity (35). A heating tank (31) is located above the ventilation drain rack (3), and the area below the heating tank (31) is a heat dissipation cavity (35); The drain hole (33) is located above the ventilation drain rack (3) and corresponds to the position of the heating tank (31). The area below the drain hole (33) is the liquid discharge chamber (34).

2. The heating block fixing assembly according to claim 1, characterized in that, It also includes air ducts (32), which are set on the inner wall of the ventilation drain rack (3) on the side opposite to the liquid discharge chamber (34). The number of air ducts (32) corresponds one-to-one with the heating tank (31), and the air ducts (32) are connected to the heat dissipation chamber (35).

3. The heating block fixing assembly according to claim 1, characterized in that, An air inlet (11), an air outlet (12), and a drain trough (13) are sequentially provided on the bottom plate (1) of the air duct. The air inlet (11) is connected to the air duct (32). The upper part of the air outlet (12) is connected to the heat dissipation cavity (35), and the lower part is connected to the negative pressure fan. The drain trough (13) is connected to the liquid discharge cavity (34) at the top and to the negative pressure waste liquid collection device at the bottom.

4. A heating block fixing assembly according to claim 3, characterized in that, The drain tank (13) is provided with a drain outlet (14).

5. A heating block fixing assembly according to claim 1, characterized in that, The bottom plate (1) of the air duct and the tank (2) are provided with through waste liquid holes (15).

6. A cooling and drainage system, characterized in that, Includes the heating block fixing assembly as described in any one of claims 1 to 5.

7. A fully automated immunohistochemistry device, characterized in that, Includes the cooling and drainage system as described in claim 6.

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