CN114660222A - Gas chromatography mass spectrometer for determination of polycyclic aromatic hydrocarbon of textile - Google Patents
Gas chromatography mass spectrometer for determination of polycyclic aromatic hydrocarbon of textile Download PDFInfo
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- CN114660222A CN114660222A CN202210476140.0A CN202210476140A CN114660222A CN 114660222 A CN114660222 A CN 114660222A CN 202210476140 A CN202210476140 A CN 202210476140A CN 114660222 A CN114660222 A CN 114660222A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/88—Integrated analysis systems specially adapted therefor, not covered by a single one of the groups G01N30/04 - G01N30/86
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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Abstract
The invention belongs to the technical field of gas chromatography-mass spectrometers, and particularly relates to a gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles. The invention can automatically control the intervention of the sucker when the hand of a user is separated from the push-pull rod of the equipment in the process of pulling the equipment, so that the sucker is automatically attracted with the ground, the equipment is locked, the equipment is prevented from slipping, meanwhile, the sucker can automatically process dust on the ground near the sucker in the process of attraction so that the sucker is better attracted with the ground, and the push-pull rod of the equipment can automatically cool the hand held by the user in hot weather, so that the phenomenon of grip slip caused by the heat and sweat of the hand is avoided.
Description
Technical Field
The invention belongs to the technical field of gas chromatography-mass spectrometers, and particularly relates to a gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbon of textiles.
Background
The principle of the instrument is that a multi-component mixture is gasified and separated through gas chromatography, all components sequentially enter a mass spectrometer according to the retention time sequence, gas molecules of all components are ionized in an ion source to generate ions with different mass-charge ratios and positive charges, an ion beam is formed under the action of an accelerating electric field, the ions enter a mass analyzer and are separated according to the mass-charge ratio, and finally the detector detects an electric signal converted from an ion beam and sends the electric signal to a computer.
The weight of the gas chromatography mass spectrometer is generally larger, and further, the phenomenon of force release sometimes occurs when the gas chromatography mass spectrometer is pulled manually, so that the hand of a user is easy to separate from a push-pull rod on equipment, because the ground of a factory is generally smooth in order to improve the tidiness, when the equipment is separated from the control of workers, because the treatment cannot be carried out in time, the equipment is easy to slip out uncontrollably and generate collision to cause damage, for example, the prior patent (application number is CN202122427142.4) discloses a gas chromatograph mass spectrometer for measuring polycyclic aromatic hydrocarbon of textile, the device can realize the stability of the device by controlling the suction of a suction cup and the ground, however, the above-mentioned device needs human intervention for controlling the expansion and contraction of the suction cup, and when the device is separated, the sucker cannot be inserted in time, so that equipment is easy to slide and generate collision damage.
For this reason, we propose a gas chromatography mass spectrometer for the determination of polycyclic aromatic hydrocarbons in textiles to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provides a gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbon of textiles.
In order to achieve the purpose, the invention adopts the following technical scheme: a gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbon of textiles comprises a gas chromatography-mass spectrometer body, wherein one side of the gas chromatography-mass spectrometer body is fixedly connected with two supporting seats, a rotating shaft is rotatably connected between the two supporting seats, a push-pull rod is fixedly connected to the rotating shaft, four finger grooves are formed in the push-pull rod, a hollow base is fixedly arranged on the lower side of the gas chromatography-mass spectrometer body, a telescopic regulating mechanism is arranged in the hollow base, two sliding seats are fixedly connected to the telescopic regulating mechanism, the lower ends of the two sliding seats penetrate through the hollow base and are fixedly connected with a sucking disc, a dust removing mechanism is arranged between each sliding seat and the corresponding sucking disc, a driving mechanism matched with the two dust removing mechanisms is arranged in the hollow base, an electric control cavity matched with each finger groove is formed in the push-pull rod, and a conductive seat is fixedly arranged in the electric control cavity, and an automatic control electric mechanism is arranged between each finger groove and the conductive seat, an electromagnetic relay electrically connected with the automatic control electric mechanism is arranged on the gas chromatography mass spectrometer body, the electromagnetic relay is electrically connected with the telescopic regulation and control mechanism, and a plurality of universal wheels are fixedly arranged on the lower side of the hollow base.
In foretell fabrics polycyclic aromatic hydrocarbons survey is with gas chromatography mass spectrometer, flexible regulation and control mechanism comprises electromagnetic plate, permanent magnetism board and reset spring, the electromagnetic plate inlays and locates in hollow base, and the inner wall sliding connection of permanent magnetism board and hollow base, through reset spring fixed connection between electromagnetic plate and the permanent magnetism board, and two slides are fixed to be set up on the permanent magnetism board.
In foretell fabrics polycyclic aromatic hydrocarbon survey is with gas chromatography mass spectrometer, dust removal mechanism comprises guide shaft and dust removal fan, the guide shaft rotates and sets up in the slide, and the lower extreme of guide shaft extend to in the sucking disc that corresponds and with dust removal fan fixed connection.
In foretell fabrics for polycyclic aromatic hydrocarbon survey gas chromatography mass spectrometer, actuating mechanism comprises micro motor, two drive wheels and double sheave, two the upper end of guide shaft all runs through the permanent magnetism board and cup joints with the drive wheel that corresponds is fixed, micro motor sets up in the downside of permanent magnetism board, and micro motor's output and double sheave fixed cup joint, double sheave passes through the drive belt and is connected with two drive wheel transmission.
In foretell fabrics polycyclic aromatic hydrocarbon survey is with gas chromatography mass spectrometer, the both sides of permanent magnetism board all roll connection have a plurality of balls, and the ball is connected with hollow base's inner wall contact, the ball is the cavity design, and rotates in the ball and be provided with the trembler, each all inlay on the trembler and be equipped with ceramic piezoelectric patches, and each ceramic piezoelectric patches all with micro motor electric connection.
In foretell fabrics polycyclic aromatic hydrocarbon survey is with gas chromatography mass spectrometer, automatically controlled electric mechanism comprises a plurality of arc finger plates and a plurality of resistance, a plurality of expanding spring of fixedly connected with between arc finger plate and the finger groove that corresponds, two slide bars of fixedly connected with on the arc finger plate, and the lower extreme of two slide bars run through in proper order and indicate the groove and electrically conduct the seat and with the resistance fixed connection that corresponds, resistance is through electrically conductive the grafting of electricity inserted block and electrically conductive seat.
In foretell fabrics polycyclic aromatic hydrocarbon survey is with gas chromatography mass spectrometer, the last temperature sensing chamber of having seted up of arc finger plate, and be provided with a plurality of parallelly connected thermoelectric generation pieces in the temperature sensing chamber, the hot junction of thermoelectric generation piece is the arc design and extends to the outside setting, inlay on the arc finger plate and be equipped with a plurality of semiconductor refrigeration pieces, and semiconductor refrigeration piece and each thermoelectric generation piece electric connection.
In foretell fabrics polycyclic aromatic hydrocarbon survey is with gas chromatography mass spectrometer, one of them one side fixedly connected with protection box of supporting seat, and the one end of pivot extend to in the protection box and the electrically conductive slider of fixedly connected with, set up electrically conductive slider matched with annular electrically conductive spout in the protection box, electrically conductive slider and electrically conductive seat electric connection, and annular electrically conductive spout and electromagnetic relay electric connection.
Compared with the prior art, the invention has the beneficial effects that: through the arranged automatic control electric mechanism, when a user pulls the equipment, only when four fingers tightly hold each finger groove, the electromagnetic relay can be automatically closed, so that the telescopic regulation and control mechanism automatically controls the sucker to be separated from the ground, the equipment is unlocked, the equipment is convenient to move, the standard pulling process is achieved, the situation that the pulling process of staff is too random is avoided, the four fingers do not tightly hold the push-pull rod, the possibility of hand separation is reduced, meanwhile, when the separation occurs, the automatic control electric mechanism can control the electromagnetic relay to be automatically disconnected, the telescopic regulation and control mechanism can automatically act, the sucker can be automatically inserted into the ground to be attracted when the equipment is separated from the hand of a worker, the equipment can be automatically locked, the equipment is prevented from sliding, and the sucker is attracted with the ground through the matching of the arranged dust removal mechanism and the driving mechanism, can handle near the dust granule of sucking disc automatically to in the sucking disc better with the ground actuation, simultaneously, through the cooperation of the thermoelectric generation piece that sets up and semiconductor refrigeration piece, can be when external weather is hot, the hand that grips the user automatically cools down, in order to avoid user's hand to sweat, the phenomenon of skidding takes place, in order to further avoid pulling the possibility that in-process hand breaks away from.
In summary, the following steps: through the design of the invention, when the hand of a user is separated from the push-pull rod of the equipment in the process of pulling the equipment, the suction cup can be automatically controlled to intervene, so that the suction cup is automatically attracted with the ground, the equipment is locked, the equipment is prevented from slipping, meanwhile, the dust on the ground near the suction cup can be automatically processed by the suction cup in the attracting process, so that the suction cup is better attracted with the ground, and the push-pull rod of the equipment can automatically cool the hand held by the user in hot weather, so that the phenomenon of grip slipping caused by the heat and sweat of the hand is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles provided by the invention;
FIG. 2 is a schematic diagram of the internal structure of a hollow base of a gas chromatography mass spectrometer for measuring polycyclic aromatic hydrocarbons of a textile provided by the invention;
FIG. 3 is a schematic structural diagram of a driving mechanism of a gas chromatography mass spectrometer for measuring polycyclic aromatic hydrocarbons of a textile provided by the invention;
FIG. 4 is a schematic view of an orthographic perspective structure of a gas chromatograph mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles, wherein a slide seat and a suction cup are matched with each other;
FIG. 5 is a schematic structural diagram of the interaction of an arc-shaped finger-pressure plate and an electric control cavity of a gas chromatography mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles provided by the invention;
FIG. 6 is a schematic diagram of the internal structure of a protective box of a gas chromatography mass spectrometer for measuring polycyclic aromatic hydrocarbons of a textile provided by the invention;
FIG. 7 is a schematic diagram of an internal structure of an arc-shaped finger plate of a gas chromatography mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles provided by the invention;
FIG. 8 is a schematic diagram of an internal structure of a ball of a gas chromatography mass spectrometer for measuring polycyclic aromatic hydrocarbons of a textile provided by the invention.
In the figure: the device comprises a gas chromatography mass spectrometer body, a support base 2, a rotating shaft 3, a push-pull rod 4, a finger groove 5, a hollow base 6, a telescopic regulation mechanism 7, an electromagnetic plate 71, a permanent magnetic plate 72, a reset spring 73, a slide base 8, a suction cup 9, an electric plug 10, a dust removal mechanism 11, a guide shaft 111, a dust removal fan 112, a driving mechanism 12, a micro motor 121, a driving wheel 122, a double-grooved pulley 123, an electric control cavity 13, a conductive base 14, an automatic control electric mechanism 15, an arc-shaped finger press plate 151, a resistor 152, an electromagnetic relay 16, a universal wheel 17, a driving belt 18, a ball 19, a vibrating piece 20, a ceramic piezoelectric piece 21, a telescopic spring 22, a sliding rod 23, a temperature sensing cavity 24, a temperature difference power generation piece 25, a semiconductor refrigeration piece 26, a protective box 27, a conductive sliding block 28 and an annular conductive sliding chute 29.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1-8, a gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbons in textiles comprises a gas chromatography-mass spectrometer body 1, wherein two supporting bases 2 are fixedly connected to one side of the gas chromatography-mass spectrometer body 1, a rotating shaft 3 is rotatably connected between the two supporting bases 2, a push-pull rod 4 is fixedly connected to the rotating shaft 3, four finger grooves 5 are formed in the push-pull rod 4, a fixing mechanism can be arranged on the gas chromatography-mass spectrometer body 1 to fix the push-pull rod 4 when the push-pull rod 4 is not used, specifically, reference can be made to the patent with application number CN202122427142.4, which is not described herein, a hollow base 6 is fixedly arranged on the lower side of the gas chromatography-mass spectrometer body 1, a telescopic control mechanism 7 is arranged in the hollow base 6, the telescopic control mechanism 7 is composed of an electromagnetic plate 71, a permanent magnetic plate 72 and a return spring 73, the electromagnetic plate 71 is embedded in the hollow base 6, and the permanent magnet plate 72 is connected with the inner wall of the hollow base 6 in a sliding manner, the electromagnetic plate 71 is fixedly connected with the permanent magnet plate 72 through a return spring 73, the two sliding seats 8 are fixedly arranged on the permanent magnet plate 72, and the electromagnetic plate 71 can be matched with the permanent magnet plate 72 through arrangement to control the sucker 9 to stretch.
Two sliding seats 8 are fixedly connected to the telescopic regulating mechanism 7, the lower ends of the two sliding seats 8 both penetrate through the hollow base 6 and are fixedly connected with the suckers 9, a dust removing mechanism 11 is arranged between the sliding seat 8 and the corresponding sucker 9, a driving mechanism 12 matched with the two dust removing mechanisms 11 is arranged in the hollow base 6, the dust removing mechanism 11 is composed of a guide shaft 111 and a dust removing fan 112, the guide shaft 111 is rotatably arranged in the sliding seat 8, the lower end of the guide shaft 111 extends into the corresponding sucker 9 and is fixedly connected with the dust removing fan 112, the driving mechanism 12 is composed of a micro motor 121, two driving wheels 122 and double grooved wheels 123, the upper ends of the two guide shafts 111 both penetrate through the permanent magnet plate 72 and are fixedly sleeved with the corresponding driving wheels 122, the micro motor 121 is arranged at the lower side of the permanent magnet plate 72, the output end of the micro motor 121 is fixedly sleeved with the double grooved wheels 123, and the double grooved wheels 123 are in transmission connection with the two driving wheels 122 through a transmission belt 18, through the transmission cooperation of the double grooved wheels 123 and the two transmission wheels 122, the micro motor 121 can control the two guide shafts 111 to rotate synchronously, and further control the two dust removing fans 112 to rotate automatically, so as to clean dust on the ground near the suction disc 9.
The both sides of permanent magnetism board 72 all roll connection have a plurality of balls 19, and ball 19 is connected with the inner wall contact of hollow base 6, ball 19 is the cavity design, and rotate in the ball 19 and be provided with trembler 20, all inlay on each trembler 20 and be equipped with ceramic piezoelectric plate 21, and each ceramic piezoelectric plate 21 all with micro motor 121 electric connection, through the ball 19 that sets up, can reduce the gliding frictional force of permanent magnetism board 72, and simultaneously, can cooperate the removal of permanent magnetism board 72, make ceramic piezoelectric plate 21 automatic generate current supply power for micro motor 121, make when sucking disc 9 moves, actuating mechanism 12 can intervene control dust removal mechanism 11 automatically and remove dust.
An electric control cavity 13 matched with each finger groove 5 is formed in the push-pull rod 4, a conductive seat 14 is fixedly arranged in the electric control cavity 13, an automatic control electric mechanism 15 is arranged between each finger groove 5 and the conductive seat 14, the automatic control electric mechanism 15 is composed of a plurality of arc-shaped finger pressing plates 151 and a plurality of resistors 152, a plurality of expansion springs 22 are fixedly connected between the arc-shaped finger pressing plates 151 and the corresponding finger grooves 5, two sliding rods 23 are fixedly connected on the arc-shaped finger pressing plates 151, the lower ends of the two sliding rods 23 sequentially penetrate through the finger grooves 5 and the conductive seats 14 and are fixedly connected with the corresponding resistors 152, the resistors 152 are in conductive insertion with the conductive seats 14 through electric plug blocks 10, and through the matching of the expansion springs 22 and the arc-shaped finger pressing plates 151, the electromagnetic relay 16 can be controlled to be opened and closed automatically according to the holding state of a user.
Seted up temperature sensing chamber 24 on arc finger clamp plate 151, and be provided with a plurality of parallelly connected thermoelectric generation pieces 25 in the temperature sensing chamber 24, thermoelectric generation piece 25's hot junction is the arc design and extends to the outside setting, it is equipped with a plurality of semiconductor refrigeration pieces 26 to inlay on arc finger clamp plate 151, and semiconductor refrigeration piece 26 and each thermoelectric generation piece 25 electric connection, thermoelectric generation piece 25 through setting up, temperature variation when can gripping according to the user, make when holding the temperature higher, semiconductor refrigeration piece 26 can automatic start intervene, handle the hand that grips of user cools down, it leads to holding and skids to avoid user's hand sweat.
The gas chromatography mass spectrometer body 1 is provided with an electromagnetic relay 16 electrically connected with an automatic control motor mechanism 15, the electromagnetic relay 16 is electrically connected with a telescopic regulation and control mechanism 7, the lower side of the hollow base 6 is fixedly provided with a plurality of universal wheels 17, one side of one supporting seat 2 is fixedly connected with a protection box 27, one end of the rotating shaft 3 extends into the protection box 27 and is fixedly connected with a conductive sliding block 28, an annular conductive sliding groove 29 matched with the conductive sliding block 28 is formed in the protection box 27, the conductive sliding block 28 is electrically connected with the conductive seat 14, the annular conductive sliding groove 29 is electrically connected with the electromagnetic relay 16, the conductive sliding block 28 and the annular conductive sliding groove 29 are arranged and can be matched with the rotation of the push-pull rod 4, the normal conduction of the conductive seat 14 is ensured, and the conductive seat 14 is prevented from being bound by a wire harness.
The operating principle of the present invention will now be described as follows:
when the device is required to be pulled, the push-pull rod 4 is firstly rotated to enable the push-pull rod 4 to be in a position suitable for force application, then, four fingers of a hand of a user tightly hold the four finger grooves 5, under the pressure action of the hand, the arc-shaped finger pressing plate 151 can compress the expansion spring 22, under the driving of the sliding rod 23, the four resistors 152 can be separated from the conductive seat 14, so that the current introduced into the electromagnetic relay 16 reaches the maximum, at the moment, the electromagnetic part in the electromagnetic relay 16 can overcome the elastic force of the spring part, so that the electromagnetic relay 16 is automatically closed, the electromagnetic plate 71 can be automatically electrified and started, the electromagnetic plate 71 is electrified to generate magnetism, the permanent magnetic plate 72 can attract the permanent magnetic plate 72, so that the permanent magnetic plate 72 drives the two suckers 9 to rise to be separated from the ground, and the automatic unlocking of the device is realized, the user may then pull the device to move.
When the hand of the user is separated from the push-pull rod 4, each extension spring 22 automatically releases energy, so that each resistor 152 is connected to the circuit of the conductive seat 14 again, further the control current introduced by the electromagnetic relay 16 is reduced, at the moment, the electromagnetic part of the electromagnetic relay 16 cannot overcome the elastic force of the spring part, so that the electromagnetic relay 16 is automatically disconnected, at the moment, the electromagnetic plate 71 is powered off and demagnetized, and then the reset spring 73 corresponding to the electromagnetic plate 71 releases energy, so that the permanent magnetic plate 72 slides downwards, the permanent magnetic plate 72 drives the two suckers 9 to move downwards to automatically attract the ground, the automatic locking of the equipment is realized, and the equipment is prevented from sliding.
In the process of gliding of the permanent magnet plate 72, each ball 19 on both sides can roll constantly, make the trembler 20 vibrate constantly, and then the ceramic piezoelectric plate 21 can convert the vibration power into the automatic start of electric energy automatic control micro motor 121, the micro motor 121 can control the rotation of double grooved pulley 123 after starting, under the drive fit of two drive wheels 122, two dust removal fans 112 can rotate simultaneously, make the downside of sucking disc 9 can produce wind-force, and then the sucking disc 9 can blow away the dust on the ground near sucking disc 9 in the in-process that moves down, so that the sucking disc 9 is better with the ground actuation.
When weather is hot, the hand that the user gripped and the temperature at push-and-pull rod 4 gripping position can rise, make the hot junction temperature of each thermoelectric generation piece 25 can rise, and then the cold and hot both ends of thermoelectric generation piece 25 can form the difference in temperature, and then thermoelectric generation piece 25 can automatic generation electric current, make each semiconductor refrigeration piece 26 automatic start, reduce the temperature at push-and-pull rod 4 gripping position, make the hand that the user gripped can reach the cooling, in order to avoid the user to grip the hand and perspire, the phenomenon of skidding takes place to grip.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The gas chromatography mass spectrometer for measuring polycyclic aromatic hydrocarbon of textiles comprises a gas chromatography mass spectrometer body (1) and is characterized in that two supporting seats (2) are fixedly connected to one side of the gas chromatography mass spectrometer body (1), a rotating shaft (3) is rotatably connected between the two supporting seats (2), a push-pull rod (4) is fixedly connected to the rotating shaft (3), four finger grooves (5) are formed in the push-pull rod (4), a hollow base (6) is fixedly arranged on the lower side of the gas chromatography mass spectrometer body (1), a telescopic regulating mechanism (7) is arranged in the hollow base (6), two sliding seats (8) are fixedly connected to the telescopic regulating mechanism (7), the lower ends of the two sliding seats (8) penetrate through the hollow base (6) and are fixedly connected with a sucker (9), and a dust removing mechanism (11) is arranged between the sliding seats (8) and the corresponding sucker (9), and a driving mechanism (12) matched with the two dust removing mechanisms (11) is arranged in the hollow base (6), an electric control cavity (13) matched with each finger groove (5) is formed in the push-pull rod (4), a conductive seat (14) is fixedly arranged in the electric control cavity (13), an automatic control electric mechanism (15) is arranged between each finger groove (5) and the conductive seat (14), an electromagnetic relay (16) electrically connected with the automatic control electric mechanism (15) is arranged on the gas chromatography mass spectrometer body (1), the electromagnetic relay (16) is electrically connected with the telescopic regulation and control mechanism (7), and a plurality of universal wheels (17) are fixedly arranged on the lower side of the hollow base (6).
2. The gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles according to claim 1, wherein the telescopic regulating mechanism (7) is composed of an electromagnetic plate (71), a permanent magnetic plate (72) and a return spring (73), the electromagnetic plate (71) is embedded in the hollow base (6), the permanent magnetic plate (72) is in sliding connection with the inner wall of the hollow base (6), the electromagnetic plate (71) and the permanent magnetic plate (72) are fixedly connected through the return spring (73), and the two sliding seats (8) are fixedly arranged on the permanent magnetic plate (72).
3. The gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles according to claim 2, wherein the dust removing mechanism (11) is composed of a guide shaft (111) and a dust removing fan (112), the guide shaft (111) is rotatably arranged in the sliding base (8), and the lower end of the guide shaft (111) extends into the corresponding suction cup (9) and is fixedly connected with the dust removing fan (112).
4. The gas chromatography-mass spectrometer for measuring polycyclic aromatic hydrocarbons of textiles according to claim 3, wherein the driving mechanism (12) is composed of a micro motor (121), two driving wheels (122) and a double grooved wheel (123), the upper ends of the two guide shafts (111) both penetrate through the permanent magnet plate (72) and are fixedly sleeved with the corresponding driving wheels (122), the micro motor (121) is arranged on the lower side of the permanent magnet plate (72), the output end of the micro motor (121) is fixedly sleeved with the double grooved wheel (123), and the double grooved wheel (123) is in transmission connection with the two driving wheels (122) through a transmission belt (18).
5. The gas chromatograph-mass spectrometer for polycyclic aromatic hydrocarbon measurement of textile according to claim 4, wherein a plurality of balls (19) are connected to both sides of said permanent magnet plate (72) in a rolling manner, and the balls (19) are connected to the inner wall of the hollow base (6) in a contact manner, said balls (19) are of hollow design, vibration plates (20) are rotatably arranged in the balls (19), each of said vibration plates (20) is embedded with a ceramic piezoelectric plate (21), and each of the ceramic piezoelectric plates (21) is electrically connected to the micro motor (121).
6. The gas chromatography-mass spectrometer for polycyclic aromatic hydrocarbon assay of textile according to claim 1, wherein the automatic control electric mechanism (15) comprises a plurality of arc-shaped finger-pressure plates (151) and a plurality of resistors (152), a plurality of expansion springs (22) are fixedly connected between the arc-shaped finger-pressure plates (151) and the corresponding finger grooves (5), two sliding rods (23) are fixedly connected to the arc-shaped finger-pressure plates (151), the lower ends of the two sliding rods (23) sequentially penetrate through the finger grooves (5) and the conductive bases (14) and are fixedly connected with the corresponding resistors (152), and the resistors (152) are conductively inserted into the conductive bases (14) through the electrical inserts (10).
7. The gas chromatography-mass spectrometer for polycyclic aromatic hydrocarbon determination of textile products of claim 6, wherein the arc-shaped finger-pressure plate (151) is provided with a temperature sensing cavity (24), the temperature sensing cavity (24) is provided with a plurality of thermoelectric generation pieces (25) connected in parallel, the hot end of the thermoelectric generation piece (25) is designed in an arc shape and extends to the outside, the arc-shaped finger-pressure plate (151) is embedded with a plurality of semiconductor refrigeration pieces (26), and the semiconductor refrigeration pieces (26) are electrically connected with the thermoelectric generation pieces (25).
8. The textile polycyclic aromatic hydrocarbon gas chromatograph-mass spectrometer for measurement as claimed in claim 2, wherein one side of one of the supporting bases (2) is fixedly connected with a protection box (27), one end of the rotating shaft (3) extends into the protection box (27) and is fixedly connected with a conductive sliding block (28), the protection box (27) is provided with an annular conductive sliding chute (29) matched with the conductive sliding block (28), the conductive sliding block (28) is electrically connected with the conductive base (14), and the annular conductive sliding chute (29) is electrically connected with the electromagnetic relay (16).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210476140.0A CN114660222B (en) | 2022-04-29 | 2022-04-29 | Gas chromatography mass spectrometer for determination of polycyclic aromatic hydrocarbon of textile |
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| CN202210476140.0A CN114660222B (en) | 2022-04-29 | 2022-04-29 | Gas chromatography mass spectrometer for determination of polycyclic aromatic hydrocarbon of textile |
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| CN114660222B CN114660222B (en) | 2022-12-20 |
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