CN218036003U

CN218036003U - Device capable of carrying out solid-phase micro-extraction on batch samples

Info

Publication number: CN218036003U
Application number: CN202221994546.XU
Authority: CN
Inventors: 赵玉莹; 李慧; 樊灿辉
Original assignee: Dongguan Dongjiang Testing Co ltd
Current assignee: Dongguan Dongjiang Testing Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-13
Anticipated expiration: 2032-07-29

Abstract

The utility model relates to a solid phase micro-extraction field especially relates to a can carry out device of solid phase micro-extraction to batch sample, fixed mounting has the metal to bathe on the heating base, translation mechanism sets up and bathes surface both sides at the metal, rack fixed mounting bathes surface both sides at the metal, it slides and sets up on the rack to remove the frame, gear revolve installs in removing the frame, wheel and rack toothing transmission is connected, first motor fixed mounting runs through in removing the frame outside and output shaft and removes frame and gear fixed connection, it is provided with placing mechanism to remove the frame inboard, this design makes and can drive the rack, disposable drives a plurality of sample bottles in batches and shifts, and then carry out batch extraction survey, when avoiding manual operation, because can only an extraction survey and the preceding processing time that leads to is longer.

Description

Device capable of carrying out solid phase micro-extraction on batch samples

Technical Field

The utility model relates to a solid phase micro-extraction field especially relates to a can carry out device of solid phase micro-extraction to batch sample.

Background

The solid phase micro-extraction technology is based on the use of fused silica fiber coated with a stationary phase to adsorb and enrich substances to be detected in a sample, and the most common Solid Phase Extraction (SPE) technology at present is to fill an adsorbent in a short tube, when a sample solution or gas passes through, analytes are adsorbed and extracted, and then various analytes are selectively eluted by using different solvents.

At present, when water quality geosmin is measured by manual or automatic solid-phase microextraction, the time spent by a pretreatment part is long, but detection items generally require that the detection is finished within 24 hours after sampling, and when the sample amount is large, the detection can not be finished as required, so that the device capable of carrying out solid-phase microextraction on batch samples is provided for solving the existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior art has the defect that the time spent on the pretreatment part is long, and providing a device capable of carrying out solid-phase micro-extraction on samples in batches.

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

the design one kind can carry out the device of solid phase micro-extraction to batch sample, including the heating base, fixed mounting has the metal bath on the heating base, still includes:

translation mechanism, translation mechanism sets up metal is bathed upper surface both sides, translation mechanism includes rack, removal frame, gear, first motor, rack fixed mounting be in metal is bathed upper surface both sides, it slides and sets up to remove the frame on the rack, gear revolve installs remove in the frame, the gear with the rack toothing transmission is connected, first motor fixed mounting remove the frame outside and output shaft and run through remove the frame with gear fixed connection, it is provided with the placement machine to remove the frame inboard.

Preferably, the placing mechanism comprises a telescopic rod, contact pieces and a placing frame, the telescopic rod is fixedly installed on the inner side of the moving frame, the contact pieces are fixedly installed at the telescopic end of the telescopic rod, the placing frame is arranged above the metal bath, the placing frame can be abutted against the contact pieces, and placing holes are formed in the upper surface of the placing frame at intervals.

Preferably, a sample bottle is placed in the placing hole, and a limiting ring is fixedly arranged on the sample bottle.

Preferably, the upper surface of the metal bath is located a slide rail is fixedly mounted on the outer side of the moving frame, a slide bar is fixedly mounted at the bottom of the outer side of the moving frame, and the slide bar slides in the slide rail.

Preferably, still include elevating system, elevating system includes second motor, lead screw, slide bar, roof, second motor fixed mounting be in remove the frame top, lead screw fixed mounting be in on the second motor output shaft, slide bar fixed mounting be in remove and put up and be located second motor both sides, roof fixed mounting be in the slide bar top and with the lead screw rotates the connection, limiting plate both ends slidable mounting be in on the slide bar and with lead screw threaded connection, the interval is equipped with spacing hole on the limiting plate, spacing hole one side threaded connection has fastening bolt.

The utility model provides a can carry out solid phase micro-extraction's device to batch sample, beneficial effect lies in:

through setting up heating base, metal bath, translation mechanism for can drive the rack, once only drive a plurality of sample bottles in batches and shift, and then carry out extraction survey in batches, when avoiding manual operation, because can only one extraction survey and the pretreatment time that leads to is longer.

Drawings

Fig. 1 is a schematic diagram of a front view of an apparatus for performing solid-phase microextraction on a batch of samples according to the present invention.

Fig. 2 is a schematic side view of the apparatus for solid-phase microextraction of batch samples according to the present invention.

Fig. 3 is a schematic diagram of a front view of an apparatus for performing solid-phase microextraction on a batch of samples according to the present invention.

Fig. 4 is a schematic cross-sectional structural view of an apparatus for performing solid-phase microextraction on a batch of samples according to the present invention.

In the figure: the device comprises a heating base 1, a metal bath 2, a translation mechanism 3, a rack 31, a moving frame 32, a gear 33, a first motor 34, a placing mechanism 4, a telescopic rod 41, a contact piece 42, a placing frame 43, a sample bottle 44, a limiting ring 45, a lifting mechanism 5, a second motor 51, a lead screw 52, a sliding rod 53, a top plate 54, a limiting plate 55 and a fastening bolt 56.

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 embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-4, an apparatus for performing solid phase microextraction on a batch of samples comprises a heating base 1, wherein a metal bath 2 is fixedly mounted on the heating base 1, and the apparatus further comprises:

translation mechanism 3, translation mechanism 3 sets up in 2 upper surface both sides of metal bath, translation mechanism 3 includes rack 31, remove frame 32, gear 33, first motor 34, rack 31 fixed mounting is in 2 upper surface both sides of metal bath, it slides and sets up on rack 31 to remove frame 32, gear 33 rotates and installs in removing frame 32, gear 33 is connected with rack 31 meshing transmission, first motor 34 fixed mounting is in removing the frame 32 outside and output shaft run through and remove frame 32 and gear 33 fixed connection, it is provided with placement mechanism 4 to remove frame 32 inboard, when needs remove rack 43 and batch sample bottle 44, start first motor 34, drive gear 33 rotates, through the meshing of gear 33 and rack 31, realize removing the removal of frame 32, and then drive placement mechanism 4 and remove.

Placing mechanism 4 includes telescopic link 41, contact piece 42,

rack

43, 41 fixed mounting of telescopic link is inboard at removal frame 32, contact piece 42 fixed mounting is at the flexible end of 41 telescopic links, rack 43 sets up 2 tops in the metal bath, rack 43 can conflict with contact piece 42, rack 43 upper surface interval has been seted up and has been placed the hole, after removal frame 32 drives telescopic link 41 and contact piece 42 and moves rack 43 below, the conflict that stretches out through contact piece 42 and rack 43 through telescopic link 41 makes rack 43 lift up, and then shift sample bottle 44 in batches.

Place and place sample bottle 44 in the hole, the last fixed spacing ring 45 that is provided with of sample bottle 44, spacing ring 45 has certain magnetic properties and carries out magnetic force with rack 43 and adsorbs, avoids droing.

The metal 2 upper surface of bathing is located and removes frame 32 outside fixed mounting has a slide rail, removes frame 32 outside bottom fixed mounting has the draw runner, and the draw runner slides in the slide rail, sets up slide rail and draw runner, can assist on the one hand to remove frame 32 and remove, and on the other hand can slide spacingly to removing frame 32, avoids removing frame 32 and rocks.

Through setting up heating base 1, metal bath 2, translation mechanism 3 for can drive rack 43, disposable batch drive a plurality of sample bottles 44 and shift, and then carry out batch extraction survey, when avoiding manual operation, because can only one extraction survey and the pretreatment time that leads to is longer.

Example 2

According to embodiment 1, the rack 43 is driven in embodiment 1, so that a plurality of sample bottles 44 can be driven in batch at one time to be transferred, and further batch extraction measurement can be performed, which avoids the problem of long pretreatment time caused by only one extraction measurement in manual operation, however, in the prior art, when extraction measurement is performed, a metal bracket needs to be separately arranged to fix a handle, which is time-consuming and labor-consuming, and referring to fig. 1-4, as another preferred embodiment of the present invention, on the basis of embodiment 1, an elevating mechanism 5 is further included.

Elevating system 5 includes second motor 51, lead screw 52, slide bar 53, roof 54, second motor 51 fixed mounting is on the removal frame 32 top, lead screw 52 fixed mounting is on second motor 51 output shaft, slide bar 53 fixed mounting is on removal frame 32 and be located second motor 51 both sides, roof 54 fixed mounting is on slide bar 53 top and rotate with lead screw 52 and be connected, limiting plate 55 both ends slidable mounting is on slide bar 53 and with lead screw 52 threaded connection, the interval is equipped with spacing hole on the limiting plate 55, spacing hole one side threaded connection has fastening bolt 56, second motor 51 drives lead screw 52 and rotates, realize the lift of limiting plate 55 through limiting plate 55 both ends and lead screw 52 threaded connection, insert the handle correspondence and establish spacing downthehole, it realizes spacingly to screw fastening bolt 56.

The working principle is as follows: when needs remove rack 43 and batch sample bottle 44, start first motor 34, drive gear 33 and rotate, meshing through gear 33 and rack 31, realize the removal of removing frame 32, and then drive placement mechanism 4 and remove, after removing frame 32 and drive telescopic link 41 and contact piece 42 and remove rack 43 below, conflict through contact piece 42 and rack 43 through stretching out of telescopic link 41 makes rack 43 lift up, and then shift batch sample bottle 44, second motor 51 drives lead screw 52 and rotates, realize the lift of limiting plate 55 through limiting plate 55 both ends and lead screw 52 threaded connection, insert the handle correspondence and establish in spacing downthehole, it realizes spacingly to screw fastening bolt 56.

The above, only be the embodiment of the preferred 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 utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a can carry out solid phase microextraction's device to batch sample, includes heating base (1), fixed mounting has metal bath (2) on heating base (1), its characterized in that still includes:

translation mechanism (3), translation mechanism (3) set up metal bath (2) upper surface both sides, translation mechanism (3) are including rack (31), removal frame (32), gear (33), first motor (34), rack (31) fixed mounting is in metal bath (2) upper surface both sides, it sets up to remove frame (32) to slide on rack (31), gear (33) rotate to be installed in removing frame (32), gear (33) with rack (31) meshing transmission is connected, first motor (34) fixed mounting be in remove frame (32) outside and output shaft run through remove frame (32) with gear (33) fixed connection, it is provided with placement mechanism (4) to remove frame (32) inboard.

2. The device for solid-phase microextraction on batch samples according to claim 1, wherein the placing mechanism (4) comprises an expansion link (41), a contact piece (42) and a placing frame (43), the expansion link (41) is fixedly installed inside the moving frame (32), the contact piece (42) is fixedly installed at the expansion end of the expansion link (41), the placing frame (43) is arranged above the metal bath (2), the placing frame (43) can be abutted against the contact piece (42), and placing holes are formed in the upper surface of the placing frame (43) at intervals.

3. The device for solid-phase microextraction of batch samples according to claim 2, characterized in that a sample bottle (44) is placed in the placing hole, and a limit ring (45) is fixedly arranged on the sample bottle (44).

4. The apparatus according to claim 1, wherein the upper surface of the metal bath (2) is fixedly provided with a slide rail at the outer side of the movable frame (32), and the bottom of the outer side of the movable frame (32) is fixedly provided with a slide bar which slides in the slide rail.

5. The device capable of performing solid phase microextraction on batch samples according to claim 1, further comprising a lifting mechanism (5), wherein the lifting mechanism (5) comprises a second motor (51), a lead screw (52), a sliding rod (53) and a top plate (54), the second motor (51) is fixedly mounted at the top end of the movable frame (32), the lead screw (52) is fixedly mounted on an output shaft of the second motor (51), the sliding rod (53) is fixedly mounted on the movable frame (32) and located at two sides of the second motor (51), the top plate (54) is fixedly mounted at the top end of the sliding rod (53) and rotatably connected with the lead screw (52), two ends of the limiting plate (55) are slidably mounted on the sliding rod (53) and in threaded connection with the lead screw (52), limiting holes are arranged on the limiting plate (55) at intervals, and a fastening bolt (56) is in threaded connection with one side of the limiting hole.