CN214781774U

CN214781774U - Blood culture double-heating heat preservation structure

Info

Publication number: CN214781774U
Application number: CN202023328798.2U
Authority: CN
Inventors: 陈玉持
Original assignee: Chongqing Minlang Technology Co ltd
Current assignee: Chongqing Minlang Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-19
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a blood culture dual-heating insulation structure, include: the device comprises a shell, a sealing part, a heat preservation part, a hot air circulation channel, a heating part and a wind power part; wherein the sealing portion is connected with the outer case; the heat preservation part is arranged in the shell and comprises an inner wall of the incubator and a detection module assembly for placing a blood culture bottle, the detection module assembly is provided with a module heating pipe, and the inner wall of the incubator is provided with an air inlet and an air outlet; the hot air circulation channel is arranged between the shell and the inner wall of the incubator; the heating part is arranged in the hot air circulation channel; wind power portion locates in the heated air circulation passageway, the utility model discloses a two heating insulation construction, hot-air mainly used are to the heating of blood culture bottle, and detect the module heating pipe mainly used temperature maintenance on the module subassembly.

Description

Blood culture double-heating heat preservation structure

Technical Field

The utility model belongs to the technical field of the instrument is cultivateed to full-automatic blood of clinical use and specifically relates to a blood is cultivateed two heating insulation construction.

Background

Fully automated blood culture instruments (or systems) are of great significance in the diagnosis of clinical bloodstream infections. In clinical use, the blood culture bottle needs to work for a long time in a range of about 35 ℃, and the more constant the temperature, the more advantageous the culture. However, in practical application, the full-automatic blood culture apparatus (or system) adopts an air heating mode, which is prone to cause the problems of uneven temperature in the incubator and slow heating, and is particularly prone to be affected by opening and closing of the door to cause large temperature fluctuation, thereby causing adverse effects on culture.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that above-mentioned technique exists, provide a two heat retaining structures of heating are cultivateed to blood, this structure can realize quick even heating to when opening the door and taking the blood culture bottle, the condition that can not appear fluctuating by a wide margin in the temperature stability of keeping in the heat preservation.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a blood culture dual-heating insulation structure, comprising: the device comprises a shell, a sealing part, a heat preservation part, a hot air circulation channel, a heating part and a wind power part;

wherein the sealing portion is connected with the outer case;

the heat preservation part is arranged in the shell and comprises an inner wall of the incubator and a detection module assembly for placing a blood culture bottle, the detection module assembly is provided with a module heating pipe, and the inner wall of the incubator is provided with an air inlet and an air outlet;

the hot air circulation channel is arranged between the shell and the inner wall of the incubator;

the heating part is arranged in the hot air circulation channel;

the wind power part is arranged in the hot air circulation channel.

Further, the sealing part includes upper support piece, lower support piece and door, upper support piece locates the top of shell body, lower support piece locates the bottom of shell body, the door respectively with upper support piece with the laminating of lower support piece sets up.

Further, the hot air circulation channel is arranged in a C shape.

Further, the heated air circulation channel comprises a buffering air duct, and the buffering air duct is arranged between the heating part and the wind power part.

Further, a heat insulation layer used for protecting the outer shell and the inner wall of the incubator is arranged in the hot air circulation channel.

Further, the thermal insulation layer comprises thermal insulation cotton.

Furthermore, the heating part comprises a fin radiator and an electric heating tube, and the electric heating tube is arranged on the fin radiator.

Further, the wind power portion includes a direct current fan.

The beneficial effects of the utility model reside in that:

1. when the door was opened because loading and unloading blood culture bottle, under the effect of module heating pipe, it is still kept at constant temperature state to detect the module to the influence of the temperature of opening the door to blood culture bottle has been avoided.

2. The heat in the high heating area is effectively blocked by the heat insulation layer and is conducted to the shell or the heat insulation box, so that the damage to an instrument due to overhigh local temperature is prevented.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

In the figure, an outer casing 100; a sealing part 200, an upper supporter 210, a lower supporter 220, a door frame 230; the device comprises a heat preservation part 300, a warm box inner wall 310, an air inlet 311, an air outlet 312, a detection module component 320 and a module heating pipe 321; a hot air circulation passage 400, a buffer passage 410; a heating part 500, a fin radiator 510, an electrothermal tube 520; a wind power portion 600; a thermal insulation layer 700; blood culture bottle 800.

Detailed Description

In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the following description will be made in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "central," "longitudinal," "lateral," "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application will be understood by those of ordinary skill in the art from the specific context.

Referring to fig. 1, in an embodiment of the present invention, the blood culture double-heating insulation structure mainly includes an outer shell 100, a sealing portion 200 for sealing the outer shell 100, an insulation portion 300 for insulating the blood culture bottle 700, a hot air circulation channel 400, a heating portion 500 for heating the convection ventilation, and a wind power portion 600 for providing power to the ventilation air to accelerate the wind speed.

Specifically, the sealing portion 200 includes an upper supporting member 210, a lower supporting member 220 and a door 230, the upper supporting member 210 is disposed at the top of the outer casing 100, the lower supporting member 220 is disposed at the bottom of the outer casing 100, the door 230 is respectively attached to the upper supporting member 210 and the lower supporting member 220, and the door 230 is detachably connected to the outer casing 100, preferably hinged, so as to save labor and facilitate opening and closing of the door.

The heat preservation part 300 is arranged in the shell 100, the heat preservation part 300 comprises an incubator inner wall 310 and a detection module assembly 320 for placing the blood culture bottle 700, and a module heating pipe 321 is arranged on the detection module assembly 320, so that the detection module assembly 320 can be independently heated and preserved heat, the heating temperature of the module heating pipe 321 is preferably set to be 35 ℃ constant, when the chamber door 230 is opened due to the loading and unloading of the blood culture bottle, the temperature in the incubator is still kept at 35 ℃ under the action of the module heating pipe 321, and the influence of the opening of the door on the temperature of the blood culture bottle 700 is avoided; an air inlet 311 and an air outlet 312 for hot air circulation are arranged on the inner wall 310 of the incubator.

A hot air circulation passage 400 is provided between the casing 100 and the inner wall 310 of the incubator, and the heating part 500 and the aerodynamic part 600 are provided in the hot air circulation passage 400.

Preferably, the heating part 500 includes a fin radiator 510 and an electrothermal tube 520, and the electrothermal tube 520 is disposed on the fin radiator 510 such that heat is rapidly directed in all directions by the fin radiator 16 when the electrothermal tube 520 is electrically heated.

Preferably, the wind power part 600 may be a dc fan, which has a large wind rate, low noise, long life, corrosion resistance, and higher reliability due to the adoption of superior bearings, silicon steel sheets, and enameled wires.

In another embodiment of the present invention, the hot air circulation passage 400 is preferably arranged in a "C" shape, so that the arrangement process is simple, the manufacturing cost is relatively low,

in another embodiment of the present invention, the hot air circulation passage 400 includes a buffering air duct 410, the buffering air duct 410 is disposed between the heating portion 500 and the wind power portion 600, and the wind power generated by the wind power portion 600 is uniformly blown to the heating portion 500.

The utility model discloses in another embodiment, be equipped with the insulating layer 700 that is used for protecting shell body 100 and incubator inner wall 310 in heated air circulation passageway 400, inside the heat through setting up the effective separation high heat generation district of insulating layer 700 was conducted shell body 100 or insulation can, prevented that local high temperature from damaging the instrument.

Preferably, the thermal insulation layer 700 is thermal insulation cotton, which has low thermal conductivity, low specific heat, and outstanding thermal insulation effect, and has the advantages of light weight, good elasticity, thermal shock resistance, corrosion resistance, and the like.

In addition, in order to improve the sealing performance, a magnetic door seal strip can be arranged on the bin door, the magnetic door seal strip is formed by extruding soft polyvinyl chloride, a plastic magnetic strip is inserted in the middle of the magnetic door seal strip, and the magnetic door seal strip has the main function of sealing the bin door, so that external low-temperature air is prevented from entering the bin and hot air in the bin is prevented from escaping.

The utility model discloses the theory of operation: the direct current fan rotates at a constant speed to provide uniform flow ventilation, circulating air flows to the fin heat sink 510 through the buffer air duct 410, the electric heating tube 520 is mounted on the fin heat sink 510 (preferably, at a central position), when the electric heating tube 520 is electrified and heated, heat is quickly guided to various directions by the fin heat sink 510, air generated by the direct current fan passes through fin gaps of the fin heat sink 520 at a constant speed and flows in a direction B as shown in the figure, enters the heat preservation portion 300 from the air inlet 311 and flows in a direction C, the blood culture bottle 700 in the incubator is heated, after heat exchange with the blood culture bottle 700, air flow is downward, flows in a direction D from the air outlet 312 and then flows in a direction A, and then enters the buffer air duct 410 under the action of the direct current fan to form circulating hot air flow.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.

Claims

1. A blood culture double-heating heat preservation structure is characterized by comprising:

an outer housing (100);

a sealing part (200) connected to the outer case (100);

the heat preservation part (300) is arranged in the shell (100), the heat preservation part (300) comprises a warm box inner wall (310) and a detection module assembly (320) used for placing the blood culture bottle (800), a module heating pipe (321) is arranged on the detection module assembly (320), and an air inlet (311) and an air outlet (312) are arranged on the warm box inner wall (310);

the hot air circulation channel (400) is arranged between the shell (100) and the inner wall (310) of the incubator, and the hot air circulation channel (400) is communicated with the heat preservation part (300) through the air inlet (311) and the air outlet (312);

a heating unit (500) provided in the hot air circulation passage (400);

and a wind power part (600) arranged in the hot air circulation channel (400).

2. The structure of claim 1, wherein the sealing portion (200) comprises an upper supporting member (210), a lower supporting member (220), and a door (230), the upper supporting member (210) is disposed on the top of the outer casing (100), the lower supporting member (220) is disposed on the bottom of the outer casing (100), and the door (230) is respectively attached to the upper supporting member (210) and the lower supporting member (220).

3. The blood culture double-heating heat preservation structure as claimed in claim 1, wherein the hot air circulation channel (400) is arranged in a "C" shape.

4. The blood culture double-heating heat preservation structure according to claim 1, wherein the hot air circulation channel (400) comprises a buffer air duct (410), and the buffer air duct (410) is disposed between the heating portion (500) and the wind power portion (600).

5. The double-heating heat preservation structure for blood culture according to claim 1, wherein a heat insulation layer (700) for protecting the outer shell (100) and the inner wall (310) of the incubator is arranged in the hot air circulation channel (400).

6. The blood culture double-heating heat preservation structure as claimed in claim 5, wherein the heat insulation layer (700) comprises heat insulation cotton.

7. The structure of claim 1, wherein the heating part (500) comprises a fin heat sink (510) and an electrothermal tube (520), and the electrothermal tube (520) is disposed on the fin heat sink (510).

8. The blood culture double-heating thermal insulation structure as claimed in claim 1, wherein the wind power part (600) comprises a direct current fan.