CN219574016U - Quick cooling device of gas chromatograph column room - Google Patents

Abstract

The utility model discloses a rapid cooling device for a column chamber of a gas chromatograph, which belongs to the field of gas chromatographs, and comprises a gas chromatograph body, wherein a column chamber cavity and a device cavity are arranged in the gas chromatograph body, vent holes are formed in the first side plate, the partition plate and the second side plate, a plurality of ventilation fans are fixedly arranged on the inner wall of a protective cover, a water curtain box is fixedly arranged on one side of the vent holes in the device cavity, a water storage tank is arranged at the bottom of the water curtain box, a circulating water pump is arranged on one side of the water storage tank, the water curtain box is additionally arranged in the device cavity of the gas chromatograph body, the device cavity is communicated with the column chamber cavity, so that external air is contacted with water curtain paper in the water curtain box after entering the device cavity through the vent pipe, the temperature of the external air is reduced, and then enters the column chamber cavity again, the rapid cooling effect on the interior of the column chamber cavity is achieved, and the cooling efficiency is improved.

Description

Quick cooling device of gas chromatograph column room

Technical Field

The utility model relates to the field of gas chromatographs, in particular to a rapid cooling device for a column chamber of a gas chromatograph.

Background

Gas chromatograph refers to a chromatographic instrument using gas as mobile phase.

The temperature can rise gradually after the inside post chamber cavity operating time of gas chromatograph has been long, in order to reduce the influence to experimental accuracy, therefore need to ventilate the heat dissipation to post chamber cavity inside, and current ventilation radiating mode mainly drives the inside air current form of post chamber cavity through circulating fan and dispels the heat, and radiating efficiency is lower, so we have proposed a gas chromatograph post chamber quick cooling device and solved the problem that above-mentioned exists.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide a rapid cooling device for a column chamber of a gas chromatograph, which is characterized in that a water curtain box is additionally arranged in a device cavity of a gas chromatograph body, the device cavity is communicated with the interior of the column chamber, so that external air enters the interior of the device cavity through a ventilation pipe and then contacts with water curtain paper in the interior of the water curtain box, the temperature of the external air is reduced, and then the external air enters the interior of the column chamber, thereby achieving the effect of rapidly cooling the interior of the column chamber and improving the cooling efficiency.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a quick cooling device of gas chromatograph post room, includes the gas chromatograph body, the inside post room chamber and the equipment chamber of being provided with of gas chromatograph body, the post room chamber outside is connected with the chamber door through the hinge rotation, is located the equipment chamber outside fixedly mounted has touch panel on the gas chromatograph body, post room chamber both sides are provided with curb plate one and baffle, equipment chamber one side is provided with curb plate two, curb plate one the baffle and vent hole has all been seted up to curb plate two inside, is located fixedly mounted has the protective cover on the vent hole in curb plate one outside, a plurality of heat dissipation bar hole has been seted up to the protective cover inside, just protective cover inner wall fixed mounting has a plurality of ventilation fan, is located equipment intracavity portion vent hole one side fixed mounting has the water curtain box, just water curtain box bottom is provided with the circulating water pump, water storage tank one side with circulating water pump bottom with equipment chamber bottom fixed mounting.

Further, the water curtain box comprises an upper mounting groove and a lower mounting groove, the upper mounting groove is fixedly welded with the lower mounting groove through a group of side frames, a group of water curtain paper is fixedly mounted in the mounting cavity, and a mounting cavity is formed between the side frames.

Further, the water delivery holes are formed in the bottom of the upper mounting groove and the top of the lower mounting groove, the two water delivery holes are respectively communicated with the corresponding upper mounting groove and the interior of the lower mounting groove, an upper water pipe is fixedly arranged in the upper mounting groove, and a plurality of water leakage holes are formed in the bottom of the upper water pipe and located in the upper mounting groove.

Furthermore, the water storage tank is fixedly arranged at one side of the lower mounting groove, and a water flow channel is formed at the joint of the water storage tank and the lower mounting groove.

Further, the other end of the water supply pipe is connected with the water outlet end at the top of the circulating water pump, the water inlet end at one side of the circulating water pump is fixedly connected with a connecting pipe, and the other end of the connecting pipe is fixedly connected with one side of the water storage tank.

Furthermore, a filling pipe is fixedly connected to one side of the water storage tank, which is positioned on one side of the connecting pipe, and a cover is fixedly arranged at the top of the filling pipe.

Furthermore, a ventilation pipe is arranged on one side of the installation cavity, and the other end of the ventilation pipe is fixedly welded on the outer side of the ventilation hole in the second side plate.

3. Advantageous effects

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

according to the scheme, the water curtain box is additionally arranged in the equipment cavity of the gas chromatograph body, the equipment cavity is communicated with the inside of the column chamber cavity, so that external air enters the inside of the equipment cavity through the ventilation pipe and contacts with water curtain paper in the inside of the water curtain box, the temperature of the external air is reduced, and then the external air enters the inside of the column chamber cavity again, so that the effect of rapid heat dissipation of the inside of the column chamber cavity is achieved, and the heat dissipation efficiency is improved.

Drawings

FIG. 1 is a schematic view of a gas chromatograph body structure according to the present utility model;

FIG. 2 is a schematic diagram showing the internal structure of the gas chromatograph body according to the present utility model;

FIG. 3 is an enlarged schematic view of the internal structure of the equipment chamber of the present utility model;

FIG. 4 is a schematic cross-sectional view of the water curtain box of the present utility model.

The reference numerals in the figures illustrate:

1. a gas chromatograph body; 101. a column chamber cavity; 102. an equipment chamber; 2. a door; 3. a touch panel; 4. a first side plate; 401. a vent hole; 5. a partition plate; 6. a second side plate; 7. a protective cover; 8. a ventilation fan; 9. a water curtain box; 901. an upper mounting groove; 9011. a water delivery hole; 902. a lower mounting groove; 9021. a water flow channel; 903. a side frame; 904. a mounting cavity; 905. a water curtain paper; 10. a water storage tank; 11. a circulating water pump; 12. a water supply pipe; 13. a connecting pipe; 14. a filling pipe; 15. and a ventilation pipe.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Example 1:

referring to fig. 1-4, a rapid cooling device for a column chamber of a gas chromatograph includes a gas chromatograph body 1, a column chamber 101 and a device chamber 102 are provided in the gas chromatograph body 1, a door 2 is rotatably connected to the outside of the column chamber 101 through a hinge, a touch panel 3 is fixedly mounted on the gas chromatograph body 1 outside the device chamber 102, a side plate one 4 and a partition plate 5 are provided on two sides of the column chamber 101, a side plate two 6 are provided on one side of the device chamber 102, a protection cover 7 is fixedly mounted on the ventilation hole 401 outside the side plate one 4, a plurality of heat dissipation strip-shaped holes are provided in the protection cover 7, a plurality of ventilation fans 8 are fixedly mounted on the inner wall of the protection cover 7, a water curtain box 9 is fixedly mounted on one side of the ventilation hole 401 inside the device chamber 102, a water storage tank 10 is provided on the bottom of the water storage tank 10, a circulating water pump 11 is provided on one side of the water storage tank 10, and the bottom of the circulating water pump 11 is fixedly mounted on the bottom of the device chamber 102.

When the temperature inside the post chamber cavity 101 is higher, the ventilation fan 8 on the protective cover 7 is started at this time, the air is pumped outwards from the inside of the post chamber cavity 101 to exhaust the air flow with higher temperature inside the post chamber cavity 101, meanwhile, the outside air enters the inside of the ventilation pipe 15 through the ventilation holes 401 on the side plates II 6 and reaches the mounting cavity 904 of the water curtain box 9 to be in contact with the water curtain paper 905 and pass through the water curtain paper 905, so that the outside air is cooled, and then the cooled air enters the inside of the post chamber cavity 101 through the ventilation holes 401 on the partition plate 5, so that the air inside the post chamber cavity 101 is supplemented, and the effect of quickly cooling the inside of the post chamber cavity 101 is achieved;

in the process that the outside air passes through the water curtain paper 905, the circulating water pump 11 pumps out the water in the water storage tank 10 through the connecting pipe 13, and pump up the inside of the mounting groove 901 through the upper water pipe 12, at this moment, the water in the upper water pipe 12 drops along a plurality of water leakage holes, and downwards flow under the effect of gravity, a water film is formed on the fiber surface of the water curtain paper 905, when the outside air flowing fast passes through the water film, the water in the water film can absorb the heat of the outside air and then evaporate and take away a large amount of heat, thereby reducing the temperature of the air passing through the water curtain paper 905, achieving the purpose of cooling, and the ventilation effect of the ventilation fan 8, so that the cooled air smoothly reaches the inside of the cylindrical chamber 101, and the water film flowing continuously can enter the inside of the lower mounting groove 902 to be collected and is converged with the water storage tank 10, thereby completing the recycling of the water.

Example 2:

in view of the above embodiment 1, further description is made, referring to fig. 3 and 4, the water curtain tank 9 includes an upper mounting groove 901 and a lower mounting groove 902, and a plurality of water leakage holes are formed in the bottom of the upper mounting groove 901 and the bottom of the upper mounting groove 12, the water storage tank 10 is fixedly mounted on one side of the lower mounting groove 902, a water flow channel 9021 is formed at the joint of the water storage tank 10 and the lower mounting groove 902, the other end of the upper water pipe 12 is connected with the water outlet end of the top of the circulating water pump 11, the water inlet end of one side of the circulating water pump 11 is fixedly connected with a connecting pipe 13, the other end of the 13 is fixedly connected with one side of the connecting pipe 10, the water storage tank 10 is fixedly connected with one side of the connecting pipe 13, and the top of the filling pipe 14 is fixedly connected with the top of the filling pipe 14, and the cover is fixedly mounted on the top of the filling pipe 14.

The installation cavity 904 that sets up between a set of side frame 903 conveniently installs the cascade paper 905, and the water delivery hole 9011 that all offers in last mounting groove 901 bottom and lower mounting groove 902 top, the in-process that makes things convenient for water to flow downwards can contact with the cascade paper 905 to inside the backward flow to lower mounting groove 902, the filling pipe 14 is convenient to water to the storage water tank 10 inside.

Example 3:

as further described in view of the above embodiments 1 and 2, referring to fig. 2, a vent pipe 15 is disposed at one side of the installation cavity 904, and the other end of the vent pipe 15 is fixedly welded to the outside of the vent hole 401 located inside the second side plate 6.

The arrangement of the ventilation pipe 15 can form a sealing structure in the equipment cavity 102, so that the water curtain paper 905 in the water curtain box 9 is prevented from being exposed in the equipment cavity 102, and the moisture is prevented from interfering the normal operation of other equipment.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (7)

1. The utility model provides a quick cooling device of gas chromatograph post room, includes gas chromatograph body (1), its characterized in that: the utility model discloses a water circulating device, including gas chromatograph body (1), baffle, water pump (10) and water storage tank (11), gas chromatograph body (1) inside is provided with post chamber (101) and equipment chamber (102), post chamber (101) outside is connected with chamber door (2) through the hinge rotation, is located the equipment chamber (102) outside fixedly mounted with touch panel (3) on gas chromatograph body (1), post chamber (101) both sides are provided with curb plate one (4) and baffle (5), equipment chamber (102) one side is provided with curb plate two (6), curb plate one (4) baffle (5) and vent hole (401) have all been seted up in curb plate two (6) inside, are located fixedly mounted with protective cover (7) on vent hole (401) in the curb plate one (4) outside, a plurality of heat dissipation bar hole has been seted up in protective cover (7) inside, just protective cover (7) inner wall fixed mounting has a plurality of ventilation fan (8), be located equipment chamber (102) one side fixedly mounted with water curtain (9), just water curtain (10) bottom (10) and water pump (10) are installed to circulating device (10).

2. The rapid cooling device for a column chamber of a gas chromatograph according to claim 1, wherein: the water curtain box (9) comprises an upper mounting groove (901) and a lower mounting groove (902), the upper mounting groove (901) and the lower mounting groove (902) are fixedly welded through a group of side frames (903), a group of mounting cavities (904) are formed between the side frames (903), and water curtain paper (905) is fixedly mounted in the mounting cavities (904).

3. The rapid cooling device for a column chamber of a gas chromatograph according to claim 2, wherein: the water supply device is characterized in that water supply holes (9011) are formed in the bottom of the upper mounting groove (901) and the top of the lower mounting groove (902), the two water supply holes (9011) are respectively communicated with the inner parts of the upper mounting groove (901) and the lower mounting groove (902), an upper water pipe (12) is fixedly arranged in the upper mounting groove (901), and a plurality of water leakage holes are formed in the bottom of the upper water pipe (12) in the upper mounting groove (901).

4. A rapid cooling device for a column chamber of a gas chromatograph according to claim 3, wherein: the water storage tank (10) is fixedly arranged on one side of the lower mounting groove (902), and a water flowing channel (9021) is formed at the joint of the water storage tank (10) and the lower mounting groove (902).

5. The rapid cooling device for a column chamber of a gas chromatograph according to claim 4, wherein: the water inlet pipe (12) other end with the play water end at circulating water pump (11) top is connected, the inlet end fixedly connected with connecting pipe (13) of circulating water pump (11) one side, the connecting pipe (13) other end with storage water tank (10) one side fixed connection.

6. The rapid cooling device for a column chamber of a gas chromatograph according to claim 5, wherein: the filling pipe (14) is fixedly connected to one side of the water storage tank (10) which is positioned on one side of the connecting pipe (13), and a cover is fixedly arranged at the top of the filling pipe (14).

7. The rapid cooling device for a column chamber of a gas chromatograph according to claim 2, wherein: one side of the mounting cavity (904) is provided with a ventilation pipe (15), and the other end of the ventilation pipe (15) is fixedly welded on the outer side of the ventilation hole (401) in the side plate II (6).