CN112255034A

CN112255034A - Sampling structure for chemical analysis

Info

Publication number: CN112255034A
Application number: CN202011120564.0A
Authority: CN
Inventors: 宋正刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-01-22

Abstract

The invention discloses a sampling structure for chemical analysis, relating to the technical field of sampling devices. The invention has the beneficial effects that: the sampling device is arranged on the movable storage box, so that an operator can conveniently move the device, and the storage box is internally provided with the placing frame which can store various samples, so that the working efficiency is improved; the automatic extrusion device is used for extruding and sampling the rubber head dropper, and meanwhile, the clamping device is used for further clamping the rubber head dropper, so that the rubber head dropper is more stable in sampling, and direct contact of personnel is avoided; by utilizing the arranged clamping structure, the clamping plate is enabled to loosen the clamping of the rubber head dropper by rotating the adjusting bolt outwards, so that the rubber head dropper is convenient to replace, and various samples can be taken at one time.

Description

Sampling structure for chemical analysis

Technical Field

The invention relates to the technical field of sampling devices, in particular to a sampling structure for chemical analysis.

Background

The liquid sampling device for chemical analysis and chemical assay detection has certain drawback when using, at first, to the more sample during operation troublesome poeration of kind simultaneously, and current sampling equipment can only single sample mostly, if need get when multiple different samples, then need change sampling device many times or change the container, just so wasted time and resource. The liquid sampling device that uses during chemical analysis is mostly rubber head burette etc. and the operator is when taking a sample with rubber head burette, because the state of reaction liquid is more complicated, and chemical industry raw materials has certain harm to the human body, so the sample just has certain danger.

Traditional automatic extrusion device can't fix the rubber head burette when extrudeing the rubber head burette, makes the rubber head burette roll-off easily at the extruded in-process, and can't be accurate extrudees the rubber head of rubber head burette, just so brought the trouble for taking a sample.

The rod part of the traditional sampling device has fixed length, can not be flexibly adjusted according to the depth of a chemical reaction container or a storage container, can not conveniently take out a taken sample, and has poor operability; the traditional sampling device can not be flexibly disassembled and assembled to cause the trouble of large later maintenance, and the traditional sampler has a complex structure and is not easy to clean.

Therefore, we propose a sampling structure for chemical analysis to solve the above drawbacks.

Disclosure of Invention

The present invention is directed to a sampling structure for chemical analysis, so as to solve the problems of the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a sampling structure for chemical analysis comprises a storage box, wherein a square column is welded at the middle of the top of the storage box and is a hollow column, a square through groove is formed in the left side face of the square column, two rows of limiting lugs are symmetrically welded and connected to the two sides of the square through groove in the square column, a concave groove is formed in the right side face of the square column, a return plate is sleeved on the square column, a square sliding block is welded and connected to the inner side face of the return plate and is in sliding connection with the concave groove, a connecting plate is welded and connected to the right side face of the return plate and is provided with a hydraulic rod in a penetrating and inserting mode, two supporting plates are symmetrically welded and connected to the bottom end of the connecting plate by taking the hydraulic rod as the center, a toothed plate is welded and connected to the bottom end of the hydraulic rod, the toothed plate is a plate with teeth on the two, the fixed block is internally provided with a square hole, the square hole is connected with a fan-shaped toothed plate through a pin rod in a rotating mode, the bottom end of the supporting plate is connected with a fixed plate in a welding mode, and a concave plate is connected between the two fixed plates in a welding mode.

Preferably, the storage box is a box with an opening on one side, pulleys are arranged at the bottom end of the storage box, and the right end of the top of the storage box is welded with a trolley handrail.

Preferably, the storage box is connected with a placing rack in a sliding mode, two layers of limiting partition plates are connected in the placing rack in a welding mode, and a handle is welded to the side face of the placing rack.

Preferably, the right-hand member welded connection who returns the shaped plate bottom has the locating piece, seted up the spout in the locating piece, sliding connection has the cylinder in the spout, cylindrical right side threaded connection has T shape pole, the cover is equipped with the spring on the T shape pole, T shape pole and square logical groove sliding connection, the tip and the spacing lug joint setting of T shape pole.

Preferably, two fan-shaped pinion rack symmetries set up in the both sides of pinion rack, and two fan-shaped pinion racks are connected with the pinion rack meshing, the bottom welded connection of fan-shaped pinion rack has the armed lever, the middle part welded connection of armed lever has the curved plate, the side adhesive bonding of curved plate has the elastic gasket.

Preferably, the bottom welded connection of armed lever has the limiting plate, the V-arrangement groove has been seted up at the middle part of limiting plate, the V-arrangement inslot is connected with two locating levers through round pin pole symmetry rotation, the locating lever passes through the flexure strip with the lateral wall in V-arrangement groove and is connected, and the top adhesive bonding of two locating levers has the elasticity net.

Preferably, the bottom of the concave plate is provided with a chute, the chute is internally glued and connected with a rubber pad, and two side surfaces of the concave plate are symmetrically in threaded connection with two adjusting bolts.

Preferably, the end of the adjusting bolt is rotatably connected with clamping plates, the corresponding side surfaces of the two clamping plates are inclined surfaces, and the inclined side surfaces of the clamping plates are adhesively connected with a protection pad.

Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:

1. the sampling device is arranged on the movable storage box, so that an operator can conveniently move the device, and the storage box is internally provided with the placing frame which can store various samples, so that the working efficiency is improved;

2. the automatic extrusion device is used for extruding and sampling the rubber head dropper, and meanwhile, the clamping device is used for further clamping the rubber head dropper, so that the rubber head dropper is more stable during sampling, direct contact of personnel is avoided, and the sampling process is more stable and safer;

3. by utilizing the arranged clamping structure, the clamping plate is enabled to loosen the clamping of the rubber head dropper by rotating the adjusting bolt outwards, so that the rubber head dropper is convenient to replace, and various samples can be taken at one time.

Drawings

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

FIG. 2 is a schematic view of a sampling structure according to the present invention;

FIG. 3 is a schematic cross-sectional view of a square column of the present invention;

FIG. 4 is a schematic diagram of a clip structure according to the present invention;

FIG. 5 is a schematic view of a cylindrical and T-bar configuration of the present invention;

FIG. 6 is a schematic view of the configuration of the concave plate of the present invention;

fig. 7 is a schematic view of the structure of the limiting plate, the positioning rod and the elastic net.

In the figure: 1. a storage tank; 2. placing a rack; 21. a spacing clapboard; 3. a square column; 31. a square through groove; 32. a concave groove; 33. a limiting bump; 4. a return plate; 41. a square slider; 42. a connecting plate; 43. a hydraulic lever; 5. positioning blocks; 51. a chute; 52. a cylinder; 53. a T-shaped rod; 6. a support plate; 61. a fixed block; 62. a square hole; 63. a fixing plate; 7. a sector toothed plate; 71. a toothed plate; 72. an arm lever; 73. a curved plate; 74. a limiting plate; 75. a V-shaped groove; 76. positioning a rod; 77. an elastic sheet; 78. an elastic net; 8. a concave plate; 81. a chute; 9. a clamping plate; 91. and adjusting the bolt.

Detailed description of the preferred embodiments

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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 to 7, the present invention provides a technical solution:

the utility model provides a sample structure that chemical analysis used, including bin 1, bin 1 is a side open-ended box, bin 1's bottom is provided with the pulley, the right-hand member welded connection at 1 top of bin has the shallow handrail, sliding connection has rack 2 in bin 1, 2 internal weld of rack have connected two-layer spacing baffle 21, rack 2's side welding has the handle, with sampling device on mobilizable bin 1, the operator mobile device of being convenient for, it can deposit the sample of multiple difference to be equipped with rack 2 in bin 1, be convenient for get and put the sample.

The middle part welded connection on 1 top of bin has square post 3, and square post 3 is hollow post, and square through groove 31 has been seted up to square post 3's left surface, and square post 3's inside has two spacing lugs 33 at square through groove 31's bilateral symmetry welded connection, and concave groove 32 has been seted up to square post 3's right flank, and the cover is equipped with back shaped plate 4 on square post 3.

The right end of the bottom of the clip-shaped plate 4 is welded and connected with a positioning block 5, a sliding groove 51 is formed in the positioning block 5, a cylinder 52 is connected in the sliding groove 51 in a sliding mode, the cylinder 52 is a control button, a T-shaped rod 53 is connected to the right side of the cylinder 52 in a threaded mode, a spring is sleeved on the T-shaped rod 53, the T-shaped rod 53 is connected with the square through groove 31 in a sliding mode, the end portion of the T-shaped rod 53 is connected with a limiting lug 33 in a clamping mode, the limiting lug 33 has a fixing effect on the T-shaped rod 53 to fix the clip-shaped plate 4, the cylinder 52 is pressed inwards to enable the T-shaped rod 53 to move towards the square column 3, the T-shaped rod 53 is moved out of the limiting lug 33 to loosen the fixing of the clip-shaped plate 4, the clip-shaped plate 4 can move, the square sliding block 41 is welded and connected to the inner side face of the clip-shaped plate 4, the right flank welded connection who returns shape board 4 has connecting plate 42, and it has hydraulic stem 43 to run through the grafting on the connecting plate 42, and hydraulic stem 43 is two backup pads 6 as centrosymmetric welded connection in the bottom of connecting plate 42, and hydraulic stem 43's bottom welded connection has pinion rack 71, and pinion rack 71 is both sides and all offers the board that has the tooth.

The inner side of the supporting plate 6 is welded and connected with a fixed block 61, a square hole 62 is formed in the fixed block 61, a sector-shaped toothed plate 7 is rotatably connected in the square hole 62 through a pin rod, the two sector-shaped toothed plates 7 are symmetrically arranged on two sides of a toothed plate 71, the two sector-shaped toothed plates 7 are meshed and connected with the toothed plate 71, an arm rod 72 is welded and connected at the bottom end of the sector-shaped toothed plate 7, a curved plate 73 is welded and connected at the middle part of the arm rod 72, an elastic gasket is adhesively connected at the side surface of the curved plate 73, a limiting plate 74 is welded and connected at the bottom part of the arm rod 72, a V-shaped groove 75 is formed in the middle part of the limiting plate 74, two positioning rods 76 are rotatably connected in the V-shaped groove 75 through a pin rod, the positioning rods 76 are connected with the side walls of the V-shaped groove 75 through elastic pieces 77, two ends of, make pinion rack 71 up-and-down motion, connect simultaneously through the meshing and make two fan-shaped pinion racks 7 rotate from top to bottom, thereby make the armed lever 72 drive two curved plates 73 and extrude the rubber head of rubber head burette, make the rubber head burette take a sample, drive limiting plate 74 motion in the time of armed lever 72 motion, make two locating levers 76 be close to the rubber head burette, make simultaneously elastic net 78 produce deformation and produce the fixed effect of centre gripping to the rubber head burette, the bottom welded connection of backup pad 6 has fixed plate 63, welded connection has concave plate 8 between two fixed plates 63.

The chute 81 has been seted up to the bottom of notch plate 8, it has the rubber pad to glue the adhesion in the chute 81, chute 81 in the notch plate 8 is used for putting at the rubber head burette, two side symmetric thread connections of notch plate 8 have two adjusting bolt 91, adjusting bolt 91's end rotation is connected with grip block 9, two grip block 9's the side that corresponds sets up to the inclined plane, grip block 9's slope side adhesive bonding has the protection pad, it is fixed to the rubber head burette centre gripping to make two grip block 9 through rotatory adjusting bolt 91.

The working principle is as follows: when sampling device is used, push away storage box 1 to the next door of waiting to sample chemical liquid container earlier, the adjustment direction, make sampling device in chemical liquid container's top, through control hydraulic stem 43 rebound, make pinion rack 71 upward movement, connect through the meshing simultaneously and make two fan-shaped pinion racks 7 upwards rotate, thereby make the armed lever 72 drive two curved plates 73 and extrude the rubber head of rubber head burette, drive limiting plate 74 motion in the motion of armed lever 72, make two locating levers 76 be close to the rubber head burette, make elastic network 78 produce deformation and produce the fixed effect of centre gripping to the rubber head burette simultaneously.

The cylinder 52 is pressed inwards to enable the T-shaped rod 53 to move towards the square column 3, the T-shaped rod 53 is moved out of the limiting lug 33, the return plate 4 is moved downwards at the same time, the return plate 4 slides along the concave groove 32, the connecting plate 42 is driven to move downwards, the concave plate 8 in the supporting plate 6 moves downwards, the rubber head dropper is controlled to move downwards, the return plate 4 stops moving when the bottom end of the rubber head dropper is inserted into the chemical liquid, the pressing of the cylinder 52 is released, the cylinder 52 is reset under the action of the spring, the T-shaped rod 53 is clamped into the limiting lug 33 to be fixed, the toothed plate 71 is driven to move downwards by controlling the hydraulic rod 43 to move downwards, the two fan-shaped toothed plates 7 are driven to rotate downwards, the two curved plates 73 release the extrusion of the rubber head dropper, and the chemical liquid is sampled.

Through reciprocating back shaped plate 4 and driving connecting plate 42 and reciprocate, drive sampling device simultaneously and reciprocate, make sampling device can carry out nimble regulation according to chemical industry reaction vessel or storage container's degree of depth like this, be convenient for take a sample to chemical industry liquid, also be convenient for remove the sample after getting the sample and take out and deposit.

When other chemical liquid samples need to be carried out, remove suitable position with sampling device, make grip block 9 loosen the centre gripping to the rubber head burette through outside rotatory adjusting bolt 91, take off good rubber head burette along chute 81 from notch plate 8, put good rubber head burette in rack 2, take out new rubber head burette and put on notch plate 8 along chute 81, inwards rotate adjusting bolt 91, make grip block 9 carry out the centre gripping to the rubber head burette.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sampling structure of chemical industry analysis usefulness, includes bin (1), its characterized in that: the middle part of the top end of the storage box (1) is welded with a square column (3), the square column (3) is a hollow column, a square through groove (31) is formed in the left side face of the square column (3), two columns of limiting lugs (33) are symmetrically welded in the square through groove (31) in the square column (3), a concave groove (32) is formed in the right side face of the square column (3), a return plate (4) is sleeved on the square column (3), a square sliding block (41) is welded on the inner side face of the return plate (4), the square sliding block (41) is connected with the concave groove (32) in a sliding manner, a connecting plate (42) is welded on the right side face of the return plate (4), a hydraulic rod (43) is inserted on the connecting plate (42) in a penetrating manner, and the bottom end of the connecting plate (42) is connected with two supporting plates (6) by using the hydraulic rod (43), the bottom welded connection of hydraulic stem (43) has pinion rack (71), and pinion rack (71) all sets up toothed board for both sides, the inboard welded connection of backup pad (6) has fixed block (61), square hole (62) have been seted up in fixed block (61), rotate through the pin rod in square hole (62) and be connected with fan-shaped pinion rack (7), the bottom welded connection of backup pad (6) has fixed plate (63), welded connection has concave plate (8) between two fixed plates (63).

2. A sampling structure for chemical analysis according to claim 1, wherein: bin (1) is a side open-ended box, the bottom of bin (1) is provided with the pulley, the right-hand member welded connection at bin (1) top has the shallow handrail.

3. A sampling structure for chemical analysis according to claim 1, wherein: the storage box is characterized in that a storage rack (2) is connected in the storage box (1) in a sliding mode, two layers of limiting partition plates (21) are connected in the storage rack (2) in a welding mode, and a handle is welded to the side face of the storage rack (2).

4. A sampling structure for chemical analysis according to claim 1, wherein: the right-hand member welded connection that returns shape board (4) bottom has locating piece (5), spout (51) have been seted up in locating piece (5), sliding connection has cylinder (52) in spout (51), the right side threaded connection of cylinder (52) has T shape pole (53), the cover is equipped with the spring on T shape pole (53), T shape pole (53) and square logical groove (31) sliding connection, the tip and spacing lug (33) joint setting of T shape pole (53).

5. A sampling structure for chemical analysis according to claim 1, wherein: two fan-shaped pinion rack (7) symmetry sets up in the both sides of pinion rack (71), and two fan-shaped pinion rack (7) are connected with pinion rack (71) meshing, the bottom welded connection of fan-shaped pinion rack (7) has armed lever (72), the middle part welded connection of armed lever (72) has curved plate (73), the side adhesive bonding of curved plate (73) has the elastic gasket.

6. A sampling structure for chemical analysis according to claim 5, wherein: the bottom welded connection of armed lever (72) has limiting plate (74), V-arrangement groove (75) have been seted up at the middle part of limiting plate (74), be connected with two locating levers (76) through round pin pole symmetry rotation in V-arrangement groove (75), locating lever (76) pass through flexure strip (77) with the lateral wall in V-arrangement groove (75) and are connected, and the top adhesive connection of two locating levers (76) has elasticity net (78).

7. A sampling structure for chemical analysis according to claim 1, wherein: the novel concave plate is characterized in that a chute (81) is formed in the bottom end of the concave plate (8), a rubber pad is connected in the chute (81) in an adhesive bonding mode, and two adjusting bolts (91) are symmetrically in threaded connection with two sides of the concave plate (8).

8. A sampling structure for chemical analysis according to claim 6, wherein: the end part of the adjusting bolt (91) is rotatably connected with the clamping plates (9), the corresponding side surfaces of the two clamping plates (9) are arranged to be inclined surfaces, and the inclined side surfaces of the clamping plates (9) are adhesively connected with protective pads.