CN218840980U

CN218840980U - Thermal desorption appearance is with sending appearance device

Info

Publication number: CN218840980U
Application number: CN202223118764.XU
Authority: CN
Inventors: 王海宇; 王晓伟; 宋权伟
Original assignee: Sanhe Huanyi Technology Co ltd
Current assignee: Sanhe Huanyi Technology Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-11
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a thermal desorption appearance is with sending appearance device relates to thermal desorption appearance equipment technical field, can only the fixed adsorption tube of a specification of centre gripping to current thermal desorption appearance generally, can't compromise the adsorption tube of multiple size in the use, when the adsorption tube of other sizes of centre gripping, need adjust the clamping part, the relatively poor problem of flexibility, the following scheme of present proposition, it includes fixture and transport mechanism, fixture is used for the fixed adsorption tube of different specifications of centre gripping, just be provided with the fixed box that is used for centre gripping adsorption tube among the fixture, transport mechanism is used for transporting the adsorption tube, just transport mechanism installs the below at fixture, be provided with the tight pulley that is used for fixed fixture among the transport mechanism. The utility model discloses place the adsorption tube on placing the board, carry out the centre gripping through fixture with the adsorption tube and fix, later through transport mechanism's effect, remove the adsorption tube and carry.

Description

Thermal desorption appearance is with sending appearance device

Technical Field

The utility model relates to a thermal desorption appearance equipment technical field especially relates to a thermal desorption appearance is with sending appearance device.

Background

The thermal desorption instrument is an analytical instrument used in the fields of environmental science and technology and resource science and technology, is a necessary pretreatment device in a VOCs analysis laboratory, and is used for heating and purging VOCs adsorbed in an adsorption tube, and after being enriched by a cold trap, the VOCs are sent into a gas chromatograph, and the adsorption tube has different length specifications according to different standards.

The centre gripping that thermal desorption appearance generally cooperates sampling device to carry out the adsorption tube removes, and current sampling device can only carry out the centre gripping to the adsorption tube of a length and removes usually, when the adsorption tube of other sizes of centre gripping, need adjust the centre gripping position, the relatively poor problem of flexibility, so to the not enough that prior art exists to solve thermal desorption appearance with sending appearance device when the adsorption tube of other sizes of centre gripping, need adjust the centre gripping position, the relatively poor problem of flexibility.

SUMMERY OF THE UTILITY MODEL

The utility model provides a thermal desorption appearance is with sending appearance device has solved current thermal desorption appearance and has used sending appearance device when the adsorption tube of other sizes of centre gripping, need adjust the centre gripping position, the relatively poor problem of flexibility.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a sample feeding device for a thermal desorption instrument comprises a clamping mechanism and a conveying mechanism, wherein the clamping mechanism is used for clamping and fixing adsorption tubes with different specifications, a fixing box used for clamping the adsorption tubes is arranged in the clamping mechanism, the conveying mechanism is used for conveying the adsorption tubes, the conveying mechanism is arranged below the clamping mechanism, and a moving wheel used for fixing the clamping mechanism is arranged in the conveying mechanism; fixture is including fixed box, just the side one end of fixed box is fixed with the extension board, the screw has been seted up at the middle part of extension board, just there are first lead screw and second lead screw in the screw respectively threaded connection, the one end fixed mounting of first lead screw and second lead screw has the limiting plate, just the other end and the drive assembly of first lead screw and second lead screw are connected.

Preferably, two chutes are formed in the side face of the fixed box, a plurality of clamping teeth are arranged above the bottom of the fixed box at equal intervals, and the clamping teeth are movably clamped at the bottom of the placing plate.

Preferably, a plurality of placing grooves are formed in the upper portion of the placing plate at equal intervals, the adsorbing tubes are placed in the placing grooves, two ends of each adsorbing tube are in contact with the inner wall of the side face of the fixing box, clamping grooves are formed in the bottom of the placing plate at equal intervals, and clamping teeth are movably clamped in the clamping grooves.

Preferably, transport mechanism includes the bottom plate, just the top four corners fixed mounting of bottom plate has the backup pad, the middle part of backup pad has been seted up and has been changeed the hole, just swing joint has the pivot in changeing the hole, the both ends at the conveyer belt are installed in the pivot.

Preferably, the one end of pivot is rotated with the output of motor and is connected, just the periphery of motor is provided with the protective housing, protective housing fixed mounting is in one side of backup pad.

Preferably, the middle part of conveyer belt is provided with the mounting bar, just the mounting groove has been seted up to the top of mounting bar, the both ends fixed mounting of mounting bar has the connecting rod, just one side at the backup pad is fixed to the one end of connecting rod.

Preferably, be provided with two-way lead screw in the mounting groove, just the spacing dish of one end fixedly connected with that two-way lead screw arrives, the other end of two-way lead screw is provided with adjust knob, just two end threaded connection of two-way lead screw has the movable plate, the removal wheel is installed to one side of movable plate, just the removal wheel can with spout swing joint.

The beneficial effects of the utility model are that:

1. the both sides one end of fixed box is provided with the extension board, and threaded connection has the lead screw in the extension board, and the one end and the drive assembly of lead screw are connected, when drive assembly starts, can drive the lead screw and rotate to make the distance between the extension board change, thereby make the width change of fixed box, can the different specifications of centre gripping adsorption tube.

2. The fixed box is placed on the conveyer belt, and the both ends of conveyer belt are provided with the pivot, and the one end and the motor output of pivot are connected, when opening the motor, can drive the pivot rotatory to make the conveyer belt take place to rotate, drive fixed box and take place to remove.

3. The middle of the conveying belt is provided with the mounting bar, the two-way screw rod is installed in the mounting bar, the two ends of the two-way screw rod are in threaded connection with the movable plate, the movable plate is arranged on one side of the movable plate, and when the two-way screw rod rotates, the movable plate moves, so that the movable plate moves, the clamping mechanism can be fixed, and the clamping mechanism can be guaranteed to be located in the middle of the conveying belt.

In conclusion, the device not only can solve thermal desorption appearance with sending a kind device when the adsorption tube of other sizes of centre gripping, need adjust the centre gripping position, the relatively poor problem of flexibility, can also carry out the centre gripping with fixed box and fix for fixed box can be located the middle part of conveyer belt.

Drawings

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

Fig. 2 is a schematic structural diagram of the clamping mechanism of the present invention.

Fig. 3 is an exploded schematic view of the clamping mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the conveying mechanism of the present invention.

Fig. 5 is an exploded schematic view of the conveying mechanism of the present invention.

Reference numbers in the figures: 1. placing the plate; 101. a placement groove; 102. a card slot; 2. an adsorption tube; 3. a fixing box; 301. a chute; 4. clamping teeth; 5. an extension plate; 501. a screw hole; 6. a first lead screw; 7. a limiting plate; 8. a drive assembly; 9. a second screw rod; 10. a base plate; 11. a support plate; 111. hole turning; 12. a rotating shaft; 13. a motor; 14. a protective shell; 15. a conveyor belt; 16. mounting a bar; 161. mounting grooves; 17. a connecting rod; 18. a bidirectional screw rod; 19. moving the plate; 20. a moving wheel; 21. a limiting disc; 22. and adjusting a knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a thermal desorption appearance is with sending appearance device, including fixture and transport mechanism, fixture is used for the fixed adsorption tube 2 of different specifications of centre gripping, and is provided with the fixed box 3 that is used for centre gripping adsorption tube 2 in the fixture, and transport mechanism is used for transporting adsorption tube 2, and transport mechanism installs in fixture's below, is provided with the removal wheel 20 that is used for fixed fixture among the transport mechanism, the utility model discloses place adsorption tube 2 on placing board 1, carry out the centre gripping through fixture with adsorption tube 2 fixed, later through transport mechanism's effect, remove the transport with adsorption tube 2 again.

As shown in fig. 1-3, the clamping mechanism includes a fixed box 3, an extension plate 5 is fixed at one end of a side surface of the fixed box 3, a screw hole 501 is formed in the middle of the extension plate 5, a first lead screw 6 and a second lead screw 9 are respectively connected in the screw hole 501 in a threaded manner, a limiting plate 7 is fixedly installed at one end of the first lead screw 6 and one end of the second lead screw 9, the other end of the first lead screw 6 and the other end of the second lead screw 9 are connected with a driving assembly 8, when the driving assembly 8 is opened, the first lead screw 6 and the second lead screw 9 rotate coaxially, and since the threads of the first lead screw 6 and the second lead screw 9 are opposite, the two extension plates 5 move relatively, so that the distance between the extension plates 5 can be changed, the width of the fixed box 3 is changed, two sliding grooves 301 are formed in the side surface of the fixed box 3, a plurality of latches 4 are installed at equal intervals above the bottom of the fixed box 3, the latches 4 are movably fastened at the bottom of the placement plate 1, a plurality of placement grooves 101 are equidistantly formed for placing the adsorption pipe 2, the adsorption pipe is placed in the placement groove 101, the adsorption pipe 2, the movable clamp grooves 102 are connected with the two ends of the fixed box 3, and the movable clamp grooves 102, and the clamp grooves 102 are connected in the clamping grooves 102.

As shown in fig. 4 and 5, the conveying mechanism includes a bottom plate 10, a supporting plate 11 is fixedly installed at four corners above the bottom plate 10, a rotating hole 111 is formed in the middle of the supporting plate 11, a rotating shaft 12 is movably connected in the rotating hole 111, the rotating shaft 12 is installed at two ends of a conveying belt 15, one end of the rotating shaft 12 is rotatably connected to an output end of a motor 13, when the motor 13 is turned on, the output end drives the rotating shaft 12 to rotate, so that the conveying belt 15 rotates, a protective shell 14 is arranged at the periphery of the motor 13 and is used for protecting the motor 13, the protective shell 14 is fixedly installed at one side of the supporting plate 11, a mounting strip 16 is arranged in the middle of the conveying belt 15, an installation groove 161 is formed above the mounting strip 16, connecting rods 17 are fixedly installed at two ends of the mounting strip 16, one end of the connecting rod 17 is fixed at one side of the supporting plate 11, a bidirectional screw rod 18 is arranged in the installation groove 161, a moving wheel 20 is fixedly connected to one end of the bidirectional screw rod 18, an adjusting knob 22 is arranged at the other end of the bidirectional screw rod 18, when the adjusting knob 22 is rotated, the adjusting knob 22, a moving wheel 20 is installed at one side of the moving wheel 19, and the moving wheel 19 is connected to the sliding groove 301, and the moving plate 301 can change the moving distance between the moving distance of the moving plate, and the moving plate 301.

The working principle is as follows: when the sample feeding device for the thermal desorption instrument is used, the adsorption tube 2 is placed in the placing groove 101, the placing plate 1 is placed in the fixing box 3, and then the driving assembly 8 is started, so that the first screw rod 6 and the second screw rod 9 rotate coaxially, the extension plate 5 is driven to move, the distance between the extension plates 5 is reduced, and the two ends of the adsorption tube 2 are clamped and fixed by the side surface of the fixing box 3;

after the adsorption tube 2 is clamped and fixed, the fixing box 3 is placed on the conveyor belt 15, the adjusting knob 22 is rotated, the moving plate 19 moves towards the fixing box 3, the moving wheel 20 is connected with the chute 301, the clamping mechanism is fixedly clamped until the moving wheel 20 moves, the clamping mechanism is positioned in the middle of the conveyor belt 15, the motor 13 can be started later, the output end drives the rotating shaft 12 to rotate, the conveyor belt 15 rotates, the fixing box 3 moves, the moving wheel 20 can move along the chute 301 in the reverse direction, and therefore the clamping mechanism can be positioned in the middle of the conveyor belt 15 all the time.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The sample delivery device for the thermal desorption instrument comprises a clamping mechanism and a conveying mechanism, and is characterized in that the clamping mechanism is used for clamping and fixing adsorption tubes (2) with different specifications, a fixing box (3) for clamping the adsorption tubes (2) is arranged in the clamping mechanism, the conveying mechanism is used for conveying the adsorption tubes (2), the conveying mechanism is arranged below the clamping mechanism, and a moving wheel (20) for fixing the clamping mechanism is arranged in the conveying mechanism; fixture is including fixed box (3), just the side one end of fixed box (3) is fixed with extension board (5), screw (501) have been seted up at the middle part of extension board (5), just there are first lead screw (6) and second lead screw (9) in screw (501) respectively threaded connection, the one end fixed mounting of first lead screw (6) and second lead screw (9) has limiting plate (7), just first lead screw (6) are connected with drive assembly (8) with the other end of second lead screw (9).

2. The sample feeding device for the thermal desorption instrument according to claim 1, wherein two sliding grooves (301) are formed in the side surface of the fixing box (3), a plurality of clamping teeth (4) are equidistantly arranged above the bottom of the fixing box (3), and the clamping teeth (4) are movably clamped at the bottom of the placing plate (1).

3. The sample feeding device for the thermal desorption instrument according to claim 2, wherein a plurality of placing grooves (101) are equidistantly formed above the placing plate (1), the adsorbing tubes (2) are placed in the placing grooves (101), two ends of each adsorbing tube (2) are in contact with the inner wall of the side surface of the fixing box (3), clamping grooves (102) are equidistantly formed in the bottom of the placing plate (1), and the clamping teeth (4) are movably clamped in the clamping grooves (102).

4. The sample feeding device for the thermal desorption instrument according to claim 1, wherein the conveying mechanism comprises a bottom plate (10), supporting plates (11) are fixedly mounted at four corners above the bottom plate (10), a rotating hole (111) is formed in the middle of each supporting plate (11), a rotating shaft (12) is movably connected to each rotating hole (111), and the rotating shafts (12) are mounted at two ends of the conveying belt (15).

5. The sample feeding device for the thermal desorption instrument as claimed in claim 4, wherein one end of the rotating shaft (12) is rotatably connected with the output end of the motor (13), a protective shell (14) is arranged on the periphery of the motor (13), and the protective shell (14) is fixedly installed on one side of the supporting plate (11).

6. The sample feeding device for the thermal desorption instrument according to claim 4, wherein a mounting bar (16) is arranged in the middle of the conveyor belt (15), a mounting groove (161) is formed above the mounting bar (16), connecting rods (17) are fixedly mounted at two ends of the mounting bar (16), and one ends of the connecting rods (17) are fixed on one side of the support plate (11).

7. The sample feeding device for the thermal desorption instrument according to claim 6, wherein a bidirectional screw rod (18) is arranged in the mounting groove (161), a limiting disc (21) is fixedly connected to one end of the bidirectional screw rod (18), an adjusting knob (22) is arranged at the other end of the bidirectional screw rod (18), moving plates (19) are connected to two ends of the bidirectional screw rod (18) in a threaded manner, a moving wheel (20) is mounted on one side of each moving plate (19), and the moving wheels (20) can be movably connected with the sliding grooves (301).