CN216117478U

CN216117478U - Durable type gas chromatograph

Info

Publication number: CN216117478U
Application number: CN202122716808.8U
Authority: CN
Inventors: 闫渊; 邓晓彬; 宋居正; 张晨; 陈炎
Original assignee: Xi'an Furun Jiaye New Material Technology Co ltd
Current assignee: Xi'an Furun Jiaye New Material Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-03-22
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a durable gas chromatograph, which comprises a chromatograph device, wherein an air exhaust mechanism is arranged at the top of the inner wall of the chromatograph device, a dustproof device is arranged at the center of the bottom of the chromatograph device, the top of the surface of a shell is fixedly connected with the bottom of the chromatograph device, a cleaning device is arranged on the surface of a screw rod, a filter screen is fixedly connected to the position, close to the top, of the inner wall of the shell, a knocking device is arranged at the top of the filter screen, the top of a sliding block is fixedly connected with a scraping piece, the top of the surface of the scraping piece is fixedly connected with a magnetic block, and a brushing device is arranged at the position, close to the magnetic block, of the top of the surface of the scraping piece. This durable type gas chromatograph has reached the dirt-proof effect of heat dissipation, can dispel the heat fast to reduce debris such as dust, fine hair and get into, be difficult for appearing debris glutinous glue or pile up, need not the manual work and clear up the maintenance, be difficult for receiving high temperature to influence, prolonged the life of equipment, improved work efficiency and performance.

Description

Durable type gas chromatograph

Technical Field

The utility model relates to the technical field of chromatograph equipment, in particular to a durable gas chromatograph.

Background

The gas chromatograph is a chromatographic analysis device using gas as a mobile phase. The principle is mainly to realize the separation of the mixture by utilizing the differences of the boiling point, the polarity and the adsorption property of the substances. The gas chromatograph can be generally used for analyzing heat-stable organic matters with the boiling point not more than 500 ℃ in soil, such as volatile organic matters, polycyclic aromatic hydrocarbons, phthalate esters and the like, and has the advantages of rapidness, effectiveness, high sensitivity and the like. The gas chromatograph is widely applied in fire investigation, petroleum, chemical engineering, biochemistry, medicine and health, food industry, environmental protection and other aspects, can be used for quantitative and qualitative analysis, can also measure physical and chemical constants such as distribution coefficient, activity coefficient, molecular weight, specific surface area of samples on a fixed phase and the like, and is an instrument for analyzing and detecting various components in mixed gas.

At present, gas chromatograph that has now on the market is at the in-process that uses, can produce high temperature, the heat is inconvenient in time gives off, lead to gas chromatograph high temperature easily, influence gas chromatograph normal operating, some are equipped with the louvre for the heat dissipation, but a large amount of dust, debris such as fine hair get into easily, cause debris to pile up easily, further do not utilize the heat dissipation of equipment on the one hand, the other party influences equipment internal environment, cause the components and parts to damage, need the manual work to carry out periodic cleaning debris simultaneously, maintain the maintenance, artificial work load has been increased, waste time and energy, work efficiency is low, usability has been reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a durable gas chromatograph, which solves the problems that the conventional gas chromatograph generates high temperature in the use process, heat is inconvenient to disperse in time, the temperature of the gas chromatograph is easily overhigh, the normal operation of the gas chromatograph is influenced, some gas chromatographs are provided with heat radiation holes for heat radiation, but a large amount of dust, fluff and other sundries are easy to enter and accumulate, on one hand, the heat radiation of equipment is further not utilized, on the other hand, the internal environment of the equipment is influenced, components are damaged, and meanwhile, the sundries need to be manually cleaned regularly for maintenance, the workload of manpower is increased, time and labor are wasted, the working efficiency is low, and the use performance is reduced.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a durable gas chromatograph comprises a machine body, wherein an air exhaust mechanism is arranged at the top of the inner wall of the machine body, and a dustproof device is arranged at the center of the bottom of the machine body;

the dustproof device is provided with a shell, the top of the surface of the shell is fixedly connected with the bottom of the machine body, a lead screw is rotatably connected between two corresponding sides of the inner wall of the shell, a cleaning device is arranged on the surface of the lead screw, a filter screen is fixedly connected to the position, close to the top, of the inner wall of the shell, and a knocking device is arranged at the top of the filter screen;

the cleaning device is provided with a sliding block, the sliding block is in threaded connection with the screw rod, a scraping piece is fixedly connected to the top of the sliding block, a magnetic block is fixedly connected to the top of the surface of the scraping piece, and a brushing device is arranged at the position, close to the magnetic block, of the top of the surface of the scraping piece.

Preferably, the top of the machine body is fixedly connected with an exhaust pipe close to the exhaust mechanism, the bottom of the machine body is provided with dust collection mechanisms on two sides of the shell, and the working ends of the dust collection mechanisms extend into the shell.

Preferably, the screw threads on two corresponding sides of the surface of the screw rod are opposite in direction, the surface of the shell is provided with an air inlet, the center of the bottom of the inner wall of the shell is provided with a driving mechanism, the driving mechanism is connected with the screw rod in a matched mode through a bevel gear set, the inner wall of the shell is fixedly connected with a guide rod, and the guide rod is connected with the sliding block in a sliding mode.

Preferably, the knocking device is provided with a T-shaped seat, the bottom of the T-shaped seat is fixedly connected with the top of the filter screen, the top of the surface of the T-shaped seat is hinged with a connecting rod, a reset spring is fixedly connected between the bottom of the surface of the connecting rod and two sides corresponding to the surface of the T-shaped seat, a magnetic knocking piece is fixedly connected to the bottom of the connecting rod, and a magnetic pole with the same name is arranged between the magnetic knocking piece and the magnetic block.

Preferably, the connecting rods are uniformly distributed on the top of the surface of the T-shaped seat, and notches matched with the end parts of the connecting rods are formed in the top of the surface of the T-shaped seat.

Preferably, the brushing device is provided with a base plate, one end of the base plate is rotatably connected with the top of the surface of the scraping part, a supporting spring is fixedly connected between the bottom of the base plate and the two sides corresponding to the top of the surface of the scraping part, and a brush is fixedly connected with the top of the surface of the base plate.

(III) advantageous effects

The utility model provides a durable gas chromatograph. The method has the following beneficial effects:

(1) this durable type gas chromatograph, through the organism, exhaust mechanism, dust keeper, the exhaust pipe, dust absorption mechanism, the inlet port, utilize exhaust mechanism to pass through the exhaust pipe with the hot-air of organism in time to discharge, and utilize external cold air to enter into in the organism from the inlet port, so form the air convection, with higher speed the heat dissipation, the air that gets into simultaneously can be handled through dust keeper, whole device can dispel the heat fast, and reduce the dust, debris such as fine hair get into, it glues or piles up to be difficult for appearing debris glutinous, need not the manual work and clear up the maintenance, be difficult for receiving the high temperature influence, the life of equipment has been prolonged, work efficiency and performance have been improved.

(2) This durable type gas chromatograph, which comprises a housin, the lead screw, cleaning device, the filter screen, the slider, strike off the piece, the magnetic path, the brushing device, when the outside air enters from the inlet port, the filter screen in time filters debris, utilize actuating mechanism to drive the lead screw simultaneously, and combine the corresponding both sides screw thread opposite direction in lead screw surface, utilize actuating mechanism's positive and negative rotation to make cleaning device, the magnetic path, the same reciprocating motion of brushing device, and then make the slider drive strike off the piece with the debris that filter off bottom the filter screen in time strike off, the removal of magnetic path simultaneously, utilize magnetism to strike and set up to the same name magnetic pole between piece and the magnetic path, produce the magnetic force that repels when meeting, help knocking, the overall structure links together, and combine magnetic force effect, realize self-cleaning, safety and reliability, service performance has been improved.

(3) This durable type gas chromatograph utilizes supporting spring's elasticity through base plate, supporting spring, brush for the base plate is by jack-up, and then makes the bottom laminating of brush and filter screen, and along with reciprocating motion, and then brushes away the remaining debris of filter screen, reduces debris glutinous and glues, and the difficult condition that blocks up that appears helps improving filtration efficiency.

(4) This durable type gas chromatograph, through T shape seat, the connecting rod, reset spring, the magnetism strikes the piece, when reciprocating motion's magnetic path and magnetism strike the piece and meet, utilize repellent magnetic force between the two, and under connecting rod pivoted effect, make the magnetism strike the piece and upwards pushed up, along with the magnetic path continues to move, the magnetic path knocks a position with the magnetism and staggers, repellent magnetic force disappears, and under reset spring's elastic tension, make the magnetism strike the piece and strike to the filter screen, make it pass through vibrations, make debris drop, utilize the interrelation between the structure, interact, and make full use of magnetic force, realize self-cleaning, safety and reliability, service performance has been improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the dust-proof device of the present invention;

FIG. 4 is a schematic structural view of a cleaning apparatus according to the present invention;

FIG. 5 is a schematic view of the knocking device according to the present invention;

FIG. 6 is a schematic view of the brushing device of the present invention.

In the figure: 1 machine body, 2 air exhaust mechanisms, 3 dust prevention devices, 4 air exhaust pipes, 5 dust absorption mechanisms, 31 shell, 32 screw rods, 33 cleaning devices, 34 filter screens, 35 knocking devices, 301 air inlet holes, 302 driving mechanisms, 303 guide rods, 331 slide blocks, 332 scraping pieces, 333 magnetic blocks, 334 brushing devices, 3341 base plates, 3342 supporting springs, 3343 hairbrushes, 351T-shaped seats, 352 connecting rods, 353 return springs and 354 magnetic knocking pieces.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the specification of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a durable gas chromatograph comprises a machine body 1, wherein an air exhaust mechanism 2 is arranged at the top of the inner wall of the machine body 1, a dustproof device 3 is arranged at the center of the bottom of the machine body 1, an exhaust pipe 4 is fixedly connected to the top of the machine body 1 and the position close to the air exhaust mechanism 2, dust collection mechanisms 5 are arranged at the bottom of the machine body 1 and on two sides of a shell 31, and the working ends of the dust collection mechanisms 5 extend into the shell 31;

the dustproof device 3 is provided with a shell 31, the top of the surface of the shell 31 is fixedly connected with the bottom of the machine body 1, a screw rod 32 is rotatably connected between two corresponding sides of the inner wall of the shell 31, a cleaning device 33 is arranged on the surface of the screw rod 32, a filter screen 34 is fixedly connected on the inner wall of the shell 31 close to the top, a knocking device 35 is arranged on the top of the filter screen 34, the knocking device 35 is provided with a T-shaped seat 351, the bottom of the T-shaped seat 351 is fixedly connected with the top of the filter screen 34, a connecting rod 352 is hinged on the top of the surface of the T-shaped seat 351, the connecting rod 352 is uniformly distributed on the top of the surface of the T-shaped seat 351, a gap matched with the end part of the connecting rod 352 is formed in the top of the surface of the T-shaped seat 351, a reset spring 353 is fixedly connected between the bottom of the surface of the connecting rod 352 and the two corresponding sides of the surface of the T-shaped seat 351, a magnetic knocking piece 354 is fixedly connected with the bottom of the connecting rod 352, and a same-name magnetic pole is arranged between the magnetic block 333, the two corresponding threads on the surface of the screw rod 32 are opposite in direction, so that the cleaning device 33 can reciprocate, an air inlet 301 is formed in the surface of the shell 31, a driving mechanism 302 is arranged at the center of the bottom of the inner wall of the shell 31, the driving mechanism 302 is matched and connected with the screw rod 32 through a bevel gear set, a guide rod 303 is fixedly connected to the inner wall of the shell 31, and the guide rod 303 is connected with a sliding block 331 in a sliding manner;

the cleaning device 33 is provided with a sliding block 331, the sliding block 331 is in threaded connection with the screw rod 32, the top of the sliding block 331 is fixedly connected with a scraping piece 332, the top of the surface of the scraping piece 332 is fixedly connected with a magnetic block 333, a brushing device 334 is arranged at the top of the surface of the scraping piece 332 and close to the magnetic block 333, the brushing device 334 can brush out sundries filtered by the filter screen 34, adhesion is reduced, the blocking situation is not easy to occur, the brushing device 334 is provided with a substrate 3341, one end of the substrate 3341 is rotatably connected with the top of the surface of the scraping piece 332, a supporting spring 3342 is fixedly connected between the bottom of the substrate 3341 and two corresponding sides of the top of the surface of the scraping piece 332, and a hairbrush 3343 is fixedly connected with the top of the surface of the substrate 3341.

When in use, firstly, the hot air in the machine body 1 is timely exhausted through the exhaust pipe 4 by the exhaust mechanism 2, and the outside cold air enters the machine body 1 from the air inlet hole 301, so that air convection is formed, heat dissipation is accelerated, meanwhile, the entering air is processed by the dustproof device 3, when the outside air enters from the air inlet hole 301, the filter screen 34 timely filters sundries, simultaneously, the driving mechanism 302 drives the screw rod 32, the directions of the threads on the two sides corresponding to the surface of the screw rod 32 are opposite, the cleaning device 33, the magnetic block 333 and the brushing device 334 reciprocate together by the positive and negative rotation of the driving mechanism 302, further, the sliding block 331 drives the scraping piece 332 to timely scrape the sundries filtered from the bottom of the filter screen 34, and the substrate 3341 is jacked up by the elasticity of the supporting spring 3342, further, the brush 3343 is attached to the bottom of the filter screen 34, along with reciprocating motion, the sundries remained on the filter screen 34 are brushed off, when the magnetic block 333 which moves in a reciprocating mode meets the magnetic knocking piece 354, the repulsive magnetic force between the magnetic block 333 and the magnetic knocking piece 354 is utilized, the magnetic knocking piece 354 is pushed upwards under the action of rotation of the connecting rod 352, along with the fact that the magnetic block 333 continues to move, the magnetic block 333 and the magnetic knocking piece 354 are staggered in position, the repulsive magnetic force disappears, under the elastic pulling force of the reset spring 353, the magnetic knocking piece 354 knocks the filter screen 34, the sundries are made to fall off through vibration, the mutual connection and interaction between the structures are utilized, the magnetic force is fully utilized, self-cleaning is achieved, safety and reliability are achieved, and the use performance is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A robust gas chromatograph, comprising a body (1), characterized in that: an air exhaust mechanism (2) is arranged at the top of the inner wall of the machine body (1), and a dustproof device (3) is arranged at the center of the bottom of the machine body (1);

the dustproof device (3) is provided with a shell (31), the top of the surface of the shell (31) is fixedly connected with the bottom of the machine body (1), a screw rod (32) is rotatably connected between two corresponding sides of the inner wall of the shell (31), a cleaning device (33) is arranged on the surface of the screw rod (32), a filter screen (34) is fixedly connected to the position, close to the top, of the inner wall of the shell (31), and a knocking device (35) is arranged at the top of the filter screen (34);

the cleaning device (33) is provided with a sliding block (331), the sliding block (331) is in threaded connection with the screw rod (32), the top of the sliding block (331) is fixedly connected with a scraping piece (332), the top of the surface of the scraping piece (332) is fixedly connected with a magnetic block (333), and a brushing device (334) is arranged at the top of the surface of the scraping piece (332) and close to the magnetic block (333).

2. A robust gas chromatograph according to claim 1, wherein: the top of organism (1) just is close to the position fixedly connected with exhaust pipe (4) of exhaust mechanism (2), the bottom of organism (1) just is located the both sides of casing (31) and all is provided with dust absorption mechanism (5), the work end of dust absorption mechanism (5) extends to the inside of casing (31).

3. A robust gas chromatograph according to claim 1, wherein: the screw thread direction of the two corresponding sides on the surface of the screw rod (32) is opposite, the air inlet hole (301) is formed in the surface of the shell (31), the driving mechanism (302) is arranged at the center of the bottom of the inner wall of the shell (31), the driving mechanism (302) is connected with the screw rod (32) through a bevel gear set in a matched mode, the guide rod (303) is fixedly connected to the inner wall of the shell (31), and the guide rod (303) is connected with the sliding block (331) in a sliding mode.

4. A robust gas chromatograph according to claim 1, wherein: the knocking device (35) is provided with a T-shaped seat (351), the bottom of the T-shaped seat (351) is fixedly connected with the top of the filter screen (34), the top of the surface of the T-shaped seat (351) is hinged with a connecting rod (352), a return spring (353) is fixedly connected between the bottom of the surface of the connecting rod (352) and two sides corresponding to the surface of the T-shaped seat (351), a magnetic knocking piece (354) is fixedly connected to the bottom end of the connecting rod (352), and a magnetic pole with the same name is arranged between the magnetic knocking piece (354) and the magnetic block (333).

5. A robust gas chromatograph according to claim 4, wherein: the connecting rods (352) are uniformly distributed on the top of the surface of the T-shaped seat (351), and notches matched with the end portions of the connecting rods (352) are formed in the top of the surface of the T-shaped seat (351).

6. A robust gas chromatograph according to claim 1, wherein: brushing device (334) is equipped with base plate (3341), the one end of base plate (3341) is connected with the surperficial top rotation of scraping piece (332), fixedly connected with supporting spring (3342) between base plate (3341) bottom and the corresponding both sides of scraping piece (332) surperficial top, the surperficial top fixedly connected with brush (3343) of base plate (3341).