CN219095188U - Filtering chromosome dispersion instrument - Google Patents

Abstract

The utility model relates to a filtering chromosome dispersion instrument, which comprises a box body and a gas filtering device, wherein the box body comprises a shell, a baffle plate and a cover plate, the shell is provided with a containing cavity and an object taking port communicated with the containing cavity, the baffle plate is internally arranged in the containing cavity to divide the containing cavity into an experiment cavity communicated with the object taking port and a closed processing cavity, and the baffle plate is provided with a gas inlet and a gas outlet communicated with the experiment cavity and the processing cavity; the filter device is arranged in the treatment cavity and comprises a gas washing tank for storing alkaline treatment liquid, a gas exhaust pipe for communicating the gas outlet with the gas washing tank and a gas pump arranged on the gas exhaust pipe. The embodiment of the utility model has the following beneficial effects: the filtering chromosome dispersion instrument is provided with the gas filtering device, can pump the air in the experiment cavity into the alkaline treatment liquid, absorb the glacial acetic acid and the methanol gas therein, effectively protect the physical health of the experimenters and the service life of equipment, and improve the stability of the experimental environment.

Description

Filtering chromosome dispersion instrument

Technical Field

The utility model relates to the technical field of chromosome flaking equipment, in particular to a filtering chromosome disperser.

Background

The cell fixing liquid is needed during the nuclear type flaking of the chromosome, the effective components of the cell fixing liquid mainly comprise glacial acetic acid and methanol, and in the experimental process, the glacial acetic acid and the methanol are extremely easy to volatilize into gas, so that the gas is inhaled by an experimenter, the health of the experimenter is damaged, and metal components in the equipment can be severely corroded and damaged after long-time circulation in the equipment.

An existing chromosome dispersion instrument, such as a novel chromosome dispersion instrument disclosed in publication number CN214173942U, does not have a device for eliminating glacial acetic acid and methanol, so that an experimenter can inhale more glacial acetic acid to damage a respiratory system and inhale more methanol to damage a central nervous system and liver functions.

Disclosure of Invention

In view of the foregoing, it is necessary to provide a filtering type chromosome dispenser for solving the technical problem that the chromosome dispenser in the prior art lacks a device for absorbing the volatilized glacial acetic acid and methanol gas.

The present utility model provides a filtering chromosome dispenser, comprising: the box body comprises a shell, a baffle plate and a cover plate, wherein the shell is provided with a containing cavity and an object taking port communicated with the containing cavity, the baffle plate is internally arranged in the containing cavity to divide the containing cavity into an experiment cavity communicated with the object taking port and a closed treatment cavity, an air inlet and an air outlet communicated with the experiment cavity and the treatment cavity are formed in the baffle plate, and the cover plate is movably connected with the object taking port to close and open the experiment cavity; the filter device is arranged in the treatment cavity and comprises a gas washing tank for storing alkaline treatment liquid, a gas exhaust pipe communicated with the gas outlet and the gas washing tank and a gas pump arranged on the gas exhaust pipe, the upper opening of the gas washing tank is used for exhausting gas, and the gas pump is used for pumping air in the experiment cavity into the gas washing tank.

Further, the box still includes the level and arranges in the downthehole micropore board of experiment, evenly has offered a plurality of first bleeder vents on the downthehole micropore board, and the downthehole cavity of experimental cabin upper portion and being located the below that is located of experimental chamber is separated into to downthehole micropore board, gas outlet intercommunication lower floor's cavity.

Further, the box still includes the last micropore board of dismantling the level and arranging in experimental cabin upper portion, evenly has offered a plurality of second bleeder vents on the last micropore board, goes up the micropore board and separates experimental cabin upper portion into the upper cavity that is located the top and the middle part experimental chamber that is located the below, and the air inlet communicates upper cavity.

Further, a plurality of operation holes communicated with the middle experimental cavity are formed in the shell and are used for enabling hands to extend into the middle experimental cavity.

Further, the device also comprises a humidity control device arranged in the processing cavity, wherein the humidity control device is used for changing the humidity in the processing cavity.

Further, the humidity control device is an electrothermal humidifier or an atomization humidifier.

Further, a temperature control device is arranged in the processing cavity, and the temperature control device is used for changing the temperature in the processing cavity.

Further, the temperature control means includes a heater for increasing the temperature within the process chamber.

Further, the temperature control device includes a refrigerator for reducing the temperature in the processing chamber.

Further, the experimental device also comprises an exhaust fan which is arranged in the processing cavity and is arranged towards the air inlet, and the exhaust fan is used for driving air in the processing cavity to flow into the experimental cavity.

Compared with the prior art, the filter type chromosome dispersion instrument is provided with the gas filtering device, can pump air in the experiment cavity into the alkaline treatment liquid, absorb glacial acetic acid and methanol gas therein, greatly reduce the content of the glacial acetic acid and the methanol gas leaking outside the instrument, effectively protect the physical health of experimental staff and the service life of equipment, and improve the stability of the experimental environment.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and its details set forth in the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a filtering chromosome dispenser provided by the utility model.

Detailed Description

Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings, which form a part hereof, and together with the description serve to explain the principles of the utility model, and are not intended to limit the scope of the utility model.

Referring to fig. 1, the filtering chromosome dispenser includes a housing 1 and a gas filtering device 2.

The case 1 includes a housing 11, a partition plate 12, a cover plate 13, a lower microplate 14, and an upper microplate 15. The housing 11 has a receiving chamber and a sampling port communicating with the receiving chamber, and the partition 12 is disposed in the receiving chamber to divide the receiving chamber into an experiment chamber 16 and a closed treatment chamber 17 communicating with the sampling port. The baffle 12 is provided with an air inlet and an air outlet which are communicated with the experiment cavity 16 and the treatment cavity 17, and the cover plate 13 is movably connected with the object taking opening so as to close and open the experiment cavity 16. The lower microplate 14 is horizontally arranged in the experiment cavity 16 to divide the experiment cavity 16 into an upper part of an experiment cabin located above and a lower cavity 161 located below, and the air outlet is communicated with the lower cavity 161. The lower microplate 14 is uniformly provided with a plurality of first ventilation holes 141, and when the air flow passes through the lower microplate 14, the air flow can be more uniform under the action of the first ventilation holes 141. Similarly, the upper micro-porous plate 15 is detachably and horizontally arranged in the upper part of the experimental cabin, the upper micro-porous plate 15 divides the upper part of the experimental cabin into a middle experimental cavity 162 positioned below and an upper cavity 163 positioned above, and the air inlet is communicated with the upper cavity 163. The upper microplate 15 is uniformly provided with a plurality of second ventilation holes 151, and when the air flows from the upper cavity 163 into the middle experimental cavity 162, the air flow can be more uniform and gentle under the action of the second ventilation holes 151. The casing 11 is provided with a plurality of operation holes 111 which are communicated with the middle experiment cavity 162, so that a hand can be inserted into the middle experiment cavity 162 to operate, and two operation holes 111 are arranged at intervals. The operation hole 111 may be also hermetically connected with a plastic glove to prevent methanol gas and glacial acetic acid gas from leaking from the operation hole 111.

The filter device 2 is arranged in the processing cavity 17 and comprises a gas washing tank 21 for storing alkaline processing liquid, a gas exhaust pipe 22 for communicating the gas outlet with the gas washing tank 21 and a gas pump 23 arranged on the gas exhaust pipe 22. The upper opening of the gas washing tank 21 is supplied with exhaust gas, and a sodium hydroxide solution is generally stored therein as an alkaline treatment liquid. The air pump 23 is used for pumping air in the experiment cavity into the air washing tank 21 and fully contacting with the alkaline treatment liquid, so that glacial acetic acid and methanol gas are absorbed by the alkaline treatment liquid. In this embodiment, a treatment liquid replenishing tank 24 is further disposed at the top of the housing 11, the treatment liquid replenishing tank 24 is communicated with the gas washing tank 21 through a liquid conveying pipe, a switching valve is disposed on the liquid conveying pipe, and after the switching valve is opened, the treatment liquid can flow into the gas washing tank 21 through the liquid conveying pipe under the action of gravity to replenish the treatment liquid to the gas washing tank 21. Correspondingly, the bottom of the gas washing tank 21 is also communicated to the outside of the treatment chamber 17 through a liquid discharge pipe, and a switch valve is also arranged on the liquid discharge pipe for discharging the used treatment liquid. After a period of use, the used treatment liquid is discharged through the liquid discharge pipe and then the new treatment liquid is replenished through the liquid delivery pipe, so that the treatment liquid in the gas washing tank 21 can be replaced, and the treatment efficiency is maintained. In other embodiments, a door may be provided on the housing 11 that communicates with the treatment chamber 17 to facilitate replacement of the alkaline treatment solution.

In this embodiment, the present filter chromosome dispenser further comprises a humidity control device 3 disposed in the processing chamber 17, the humidity control device 3 being configured to change the humidity in the processing chamber 17. The humidity control device 3 may be an electrothermal humidifier or an atomized humidifier. Preferably, a humidifier replenishing tank 31 is also arranged at the top of the housing 11, and similarly to the treatment liquid replenishing tank 24, the humidifier 3 is communicated through a liquid conveying pipe, a switch valve is arranged on the liquid conveying pipe, and after the switch valve is opened, clean water can flow into the humidifier 3 through the liquid conveying pipe under the action of gravity to replenish the treatment liquid to the humidifier 3.

In this embodiment, the present filter chromosome dispenser further comprises a temperature control device 4 arranged in the processing chamber 17, the temperature control device 4 being adapted to change the temperature in the processing chamber 17. The temperature control means 4 comprises a heater 41 for increasing the temperature in the process chamber 17 and/or a refrigerator 42 for decreasing the temperature in the process chamber 17. The heater 41 may be an electric heater, and the refrigerator 42 may be a semiconductor refrigerating sheet. A button, knob or touch screen is preferably provided on the housing 11 to control the heater 41 and the refrigerator 42, respectively.

The device effectively improves the yield of the chromosome nuclear analysis project sheet-making by providing a constant temperature and humidity experimental environment.

In this embodiment, the filtering chromosome dispenser further includes an exhaust fan 5 disposed in the processing chamber and disposed towards the air inlet, and the exhaust fan 5 is used for driving air in the processing chamber 17 to flow into the experiment chamber 16.

When the filter chromosome dispersion instrument is used for experiments, the cover plate 13 is closed firstly, the air pump 23, the humidity control device 3, the temperature control device 4 and the exhaust fan 5 are started to run for a period of time, so that the temperature and the humidity of air in the experiment cavity 16 reach the experiment requirements. The cover 13 is then opened, the upper microplate 15 removed, and chromosome style and consumables are then placed into the central laboratory 162. The upper microplate 15 is then replaced in turn, closing the cover 13. The operation hole 111 is used for the tabletting operation, and glacial acetic acid and methanol gas generated during the tabletting process are absorbed by the alkaline treatment liquid in the gas washing tank 21. After the flaking is finished, the cover plate 13 is opened again, the upper micro-pore plate 15 is taken down, the finished flaking is taken out, the cover plate 13 is closed again, then the air pump 23, the humidity control device 3, the temperature control device 4 and the exhaust fan 5 are operated for a period of time, harmful gases such as glacial acetic acid, methanol and the like are thoroughly eliminated, and then the instrument is closed.

The embodiment of the utility model has the following beneficial effects: the filtering chromosome dispersion instrument is provided with the gas filtering device, can pump the air in the experiment cavity into the alkaline treatment liquid, absorb the glacial acetic acid and the methanol gas therein, greatly reduce the content of the glacial acetic acid and the methanol gas leaking outside the instrument, effectively protect the physical health of the experimenters and the service life of equipment, and improve the stability of the experimental environment.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims (10)

1. A filtered chromosome dispenser, comprising: the box body comprises a shell, a partition plate and a cover plate, wherein the shell is provided with a containing cavity and a fetching port communicated with the containing cavity, the partition plate is arranged in the containing cavity to divide the containing cavity into an experiment cavity communicated with the fetching port and a closed treatment cavity, the partition plate is provided with an air inlet and an air outlet communicated with the experiment cavity and the treatment cavity, and the cover plate is movably connected with the fetching port to close and open the experiment cavity; the filter device is arranged in the treatment cavity and comprises a gas washing tank for storing alkaline treatment liquid, a gas exhaust pipe communicated with the gas outlet and the gas washing tank and a gas pump arranged on the gas exhaust pipe, wherein an opening at the upper part of the gas washing tank is used for exhausting gas, and the gas pump is used for pumping air in the experiment cavity into the gas washing tank.

2. The filtering chromosome dispersion instrument according to claim 1, wherein the box further comprises a lower microplate horizontally arranged in the experiment cavity, the lower microplate is uniformly provided with a plurality of first ventilation holes, the lower microplate divides the experiment cavity into an upper part of the upper experiment compartment and a lower cavity below the experiment compartment, and the air outlet is communicated with the lower cavity.

3. The filtering chromosome dispersion instrument according to claim 2, wherein the box further comprises an upper microplate which is detachably and horizontally arranged in the upper portion of the experiment compartment, a plurality of second ventilation holes are uniformly formed in the upper microplate, the upper microplate divides the upper portion of the experiment compartment into an upper cavity located above and a middle experiment cavity located below, and the air inlet is communicated with the upper cavity.

4. A filter chromosome dispersion apparatus according to claim 3 wherein said housing is provided with a plurality of operating holes communicating with said central laboratory for inserting a hand into said central laboratory.

5. The filtered chromosome spread instrument of claim 1, further comprising a humidity control device disposed within the treatment chamber, the humidity control device configured to vary the humidity within the treatment chamber.

6. The filtered chromosome dispenser of claim 5, wherein the humidity control device is an electrothermal humidifier or an atomized humidifier.

7. The filtered chromosome spread instrument of claim 1, further comprising a temperature control device disposed within the process chamber, the temperature control device being configured to vary the temperature within the process chamber.

8. The filtered chromosome spread instrument of claim 7, wherein the temperature control device includes a heater for increasing the temperature within the treatment chamber.

9. The filtered chromosome spread instrument of claim 7, wherein the temperature control device includes a refrigerator for reducing the temperature within the process chamber.

10. The filtered chromosome dispenser of claim 1, further comprising an exhaust fan disposed within the treatment chamber and disposed toward the air inlet, the exhaust fan configured to drive air within the treatment chamber to flow into the experiment chamber.

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