WO2020258166A1

WO2020258166A1 - Feed positioner for detection of chemical raw material

Info

Publication number: WO2020258166A1
Application number: PCT/CN2019/093303
Authority: WO
Inventors: 李俊
Original assignee: 李俊
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-12-30

Abstract

Provided is a feed positioner for the detection of chemical raw materials. The feed positioner for the detection of the chemical raw materials comprises a base (1), a hollow layer (7) and a positioning mechanism (3), wherein the positioning mechanism (3) is arranged on an inner side of a top end of the base (1); the positioning mechanism (3) is rotatably connected to the inner side of the top end of the base (1); the positioning mechanism (3) comprises a needle slot (31) and a ball body (32); the ball body (32) is engaged with an inner side of the base (1); the ball body (32) is rotatably connected to the inner side of the base (1); the needle slot (31) is provided inside the ball body (32); one end of a first bolt (22) is rotatably connected to a first engaging block (21); the first bolt (22) is in threaded connection with one side of the base (21); a second engaging block (92) is attached to an inner wall of a sleeve (8); a second bolt (91) is in threaded connection with a side wall of the sleeve (8); and one end of the second bolt (91) is rotatably connected to the second engaging block (92). The feed positioner for the detection of the chemical raw materials has the advantages of being easy to operate and being capable of accurately adjusting and fixing a feeding angle.

Description

Feeding locator for chemical raw material detection

Technical field

The invention relates to the technical field of chemical machinery, in particular to a feed locator for chemical raw material detection.

Background technique

At present, there are five common detection methods for chemical raw materials, namely: high performance liquid chromatography (HPLC), ultraviolet absorption spectroscopy (UV), thin layer chromatography (TLC), gas chromatography (GC) And atomic absorption spectrometry (AAS). The principle and application of each method are different. Among them, HPLC and UV are commonly used detection methods for standard plant extracts, TLC is used to detect proportional plant extracts, GC is used to detect volatile liquids or oils, and AAS is used to detect heavy metal content in extracts.

In the process of testing chemical raw materials, it is necessary to precisely control the feeding process. When testing some highly corrosive acidic or alkaline chemical raw materials, the inspectors need to accurately extract the chemical raw materials and add them to the interior of the testing equipment. When inspecting chemical raw materials for continuous operation personnel, the feeding angle cannot be well controlled, and the feeding is inconvenient, which delays the feeding time of chemical raw materials, and some may cause the leakage of raw materials and cause corrosion of the detection equipment. Therefore, it is necessary to provide a new feed locator for chemical raw material detection to solve the above technical problems.

Summary of the invention

In order to solve the above technical problems, the embodiments of the present invention provide a feed locator for chemical raw material detection that is convenient to operate and can accurately adjust and fix the feed angle.

In order to solve the above technical problems, the present invention provides a feed locator for chemical raw material detection including: a base; a hollow layer, the hollow layer is provided inside the base; a positioning mechanism, the positioning mechanism is provided on the base On the inner side of the top end of the base, the positioning mechanism is rotatably connected with the inner side of the top end of the base, the positioning mechanism includes a needle groove and a ball, the ball is snap-connected to the inner side of the base, and the ball is connected to the base The inner side of the sphere is pivotally connected, the needle groove is provided inside the sphere, and the needle groove penetrates the sphere; a fixing mechanism, the fixing mechanism is arranged at one end of the base, the fixing mechanism includes a first Block and a first bolt, the first clamping block is arranged on the inner side of the base, and the first clamping block is attached to the side wall of the sphere, and one end of the first bolt is arranged on the base Inside, one end of the first bolt is rotatably connected with the first clamping block, and the first bolt is threadedly connected with one side of the base; a sleeve, the sleeve is fixed to the top end of the sphere, And the sleeve is in communication with the needle groove; an engaging mechanism, the engaging mechanism is arranged on one side of the sleeve, the engaging mechanism includes a second bolt and a second clamping block, the second The clamp block is attached to the inner wall of the sleeve, the second bolt is threadedly connected with the side wall of the sleeve, and one end of the second bolt is rotatably connected with the second clamp block.

Preferably, the positioning mechanism further includes an external leakage scale, and the external leakage scale is provided on a side wall of the sphere.

Preferably, a suction cup is installed at the bottom of the base, and the suction cup is fixed to the bottom of the base.

Preferably, a suction mechanism is installed on one side of the base, and the suction mechanism includes a snap ring, a connecting rod, a plug and a sleeve, and the sleeve is fixedly connected to one side of the base. The plug is slidably connected to the inner wall of the sleeve, one end of the connecting rod is fixed to the top of the leather plug, the other end of the connecting rod is fixed to one end of the snap ring, and the air duct is arranged on the bottom of the base. Inside, and one end of the air duct is connected to the inside of the sleeve, and the other end of the air duct is connected to the inside of the suction cup.

Preferably, the suction mechanism further includes a fixing block and a locking groove, the fixing block is fixed to the inner side wall of the sleeve, the locking groove is provided on one side of the leather plug, and the fixing block The width is smaller than the width of the card slot.

Preferably, the snap ring is vertically connected to the connecting rod, and the snap ring has an annular hollow structure.

Compared with related technologies, the feed locator for chemical raw material detection provided by the present invention has the following beneficial effects:

(1) The present invention provides a feed positioner for chemical raw material detection. The sphere is provided inside the base, and the sphere is engaged with the inner side wall of the base, and the sphere is The inner side wall of the base is rotatably connected, and the needle groove is provided inside the ball. The direction of the needle groove is changed by the rotation of the ball and the side wall of the base. The first clamping block is installed on the side, and by rotating the first bolt, the first clamping block is fitted and fixed to the sphere, so that the sphere is not easy to rotate, so that it is convenient for the inspector to find accurately when feeding Feeding position and positioning of the feeding needle.

(2) The present invention provides a feed locator for chemical raw material detection. The sleeve is installed on the top of the ball, and the sleeve is connected to the needle groove. The second bolt is rotated to make the The second clamping block moves to the inner side of the sleeve, so that the feeding needle is locked and fixed, which is beneficial for the inspection personnel to perform subsequent inspection operations and saves the workload of the inspection personnel.

Description of the drawings

Figure 1 is a schematic structural view of a preferred embodiment of a feed locator for chemical raw material detection provided by the present invention;

Figure 2 is a top view of the overall structure shown in Figure 1;

Figure 3 is a schematic view of the A-A cross-sectional structure shown in Figure 2;

Fig. 4 is an enlarged schematic diagram of part B shown in Fig. 2.

Numbers in the figure: 1. Base, 2. Fixing mechanism, 21, First block, 22, First bolt, 3. Positioning mechanism, 31, Needle groove, 32, Sphere, 33, Leakage scale, 4. Exhaust Mechanism, 41, snap ring, 42, connecting rod, 43, fixed block, 44, card slot, 45, plug, 46, sleeve, 5, suction cup, 6, air duct, 7, hollow layer, 8, sleeve , 9. Clamping mechanism, 91, second bolt, 92, second block.

Detailed ways

The present invention will be further described below with reference to the drawings and embodiments.

Please refer to Figure 1, Figure 2, Figure 3 and Figure 4 in combination. Among them, a feed locator for chemical raw material detection includes: a base 1; a hollow layer 7, a positioning mechanism 3, a fixing mechanism 2, a sleeve 8 and a clamp Mechanism 9, the hollow layer 7 is provided inside the base 1, the positioning mechanism 3 is provided inside the top end of the base 1, the sleeve 8 is fixed to one end of the fixing mechanism 2, and the card The closing mechanism 9 is fixed on one side of the sleeve 8.

In the specific implementation process, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, the hollow layer 7 is provided inside the base 1, and the positioning mechanism 3 is provided inside the top end of the base 1. The positioning mechanism 3 is rotatably connected to the inner side of the top end of the base 1, and the positioning mechanism 3 includes a needle groove 31 and a ball 32. The ball 32 is snap-connected to the inner side of the base 1, and the ball 32 is connected to the inner side of the base 1. The inner side of the base 1 is rotatably connected, the ball 32 is provided with the needle groove 31, and the needle groove 31 penetrates the ball 32, and the fixing mechanism 2 is provided at one end of the base 1, so The fixing mechanism 2 includes a first clamping block 21 and a first bolt 22, the first clamping block 21 is provided on the inner side of the base 1, and the first clamping block 21 is attached to the side wall of the sphere 32 One end of the first bolt 22 is provided inside the base 1, one end of the first bolt 22 is rotatably connected with the first block 21, and the first bolt 22 is connected to the base 1 One side threaded connection, the sleeve 8 is fixed to the top end of the ball 32, and the sleeve 8 is in communication with the needle groove 31, and the engaging mechanism 9 is provided on one side of the sleeve 8, The engaging mechanism 9 includes a second bolt 91 and a second clamping block 92, the second clamping block 92 is attached to the inner wall of the sleeve 8, and the second bolt 91 is attached to the side of the sleeve 8. The wall is screwed, and one end of the second bolt 91 is rotatably connected with the second locking block 92.

As shown in FIGS. 1, 2 and 3, the positioning mechanism 3 further includes an external leakage scale 33, which is provided on the side wall of the sphere 32 to facilitate accurate positioning of the feeding angle.

Referring to FIG. 1, a suction cup 5 is installed at the bottom of the base 1, and the suction cup 5 is fixed on the bottom of the base 1 to facilitate stable detection operations.

Referring to Figure 3, an air extraction mechanism 4 is installed on one side of the base 1. The air extraction mechanism 4 includes a snap ring 41, a connecting rod 42, a plug 45, and a sleeve 46. One side of the base 1 is fixedly connected, the skin plug 45 is slidably connected to the inner wall of the sleeve 46, one end of the connecting rod 42 is fixed to the top of the skin plug 45, and the other end of the connecting rod 42 Fixed to one end of the snap ring 41, an air pipe 6 is provided inside the base 1, and one end of the air pipe 6 is connected to the inside of the sleeve 46, and the other end of the air pipe 6 is connected to The inside of the suction cup 5 is convenient for sucking and taking out the suction cup 5.

As shown in FIG. 3, the suction mechanism 4 further includes a fixing block 43 and a slot 44, the fixing block 43 is fixed to the inner side wall of the sleeve 46, and the slot 44 is provided in the plug 45. And the width of the fixing block 43 is smaller than the width of the slot 44, so that the suction cup 5 can maintain the suction state.

As shown in FIG. 1, the snap ring 41 is vertically connected to the connecting rod 42, and the snap ring 41 has a ring-shaped hollow structure, which is convenient for the inspection personnel to hold.

The working principle of the feed locator for chemical raw material detection provided by the present invention is as follows:

First place the suction cup 5 at the bottom of the base 1 on the testing instrument, and then pull the snap ring 41 so that the snap ring 41 drives the skin plug 45 to move, and then the gas inside the suction cup 5 is drawn out to make the The suction cup 5 is adsorbed on the inlet of the instrument, and the fixed block 43 is provided on the inner side of the sleeve 46. When the fixed block 43 is engaged with the inside of the groove 44, the retaining ring 41 is rotated, so The skin plug 45 follows the rotation, so that the locking groove 44 rotates and engages with the fixing block 43, so that the skin plug 45 will not be reset downward under pressure. When the base 1 is fixed, the The feeding needle is inserted from the sleeve 8 into the needle groove 31, and then is angularly positioned by the leakage scale 33 on the side wall of the ball 32, so that it can be accurately inserted into the instrument feeding port when feeding. After the angle is adjusted, the sphere 32 is fixed by rotating the second bolt 91. After the angle is fixed, the chemical raw material is charged and detected, and the needle groove of the needle sleeve 8 31 enters the hollow layer 7, and then inserts the feed port of the instrument. When the feed is added, the first bolt 22 is rotated to make the feed needle and the sleeve 8 clamped and fixed, which is convenient for the inspector to proceed to the next step. The feeding time is saved and the feeding accuracy is improved. When the detection is completed, the snap ring 41 is rotated to separate the locking groove 44 from the fixing block 43, so that the skin plug 45 gets rid of the locking groove 44 The restraint of is returned to the original position, and the skin plug 45 pumps air into the suction cup 5 to separate the suction cup 5 from the instrument inlet, thereby completing the positioning of the feeder.

The present invention provides a feed locator for chemical raw material detection. The sphere 32 is provided inside the base 1, and the sphere 32 is engaged with the inner side wall of the base 1, and the sphere 32 Rotatingly connected with the inner side wall of the base 1, the needle groove 31 is provided inside the ball 32, and the direction of the needle groove 31 is changed by the rotation of the ball 32 and the side wall of the base 1 Change, the first block 21 is installed on one side of the ball 32. By rotating the first bolt 22, the first block is attached and fixed to the ball 32 to make the ball 32 32 is not easy to rotate, so that it is convenient for inspectors to accurately find the feeding position and position the feeding needle when feeding. The sleeve 8 is installed on the top of the ball 32, and the sleeve 8 is in communication with the needle groove 31 Rotating the second bolt 91 causes the second locking block 92 to move to the inside of the sleeve 8 so that the feeding needle is locked and fixed, which is beneficial for the inspection personnel to perform subsequent inspection operations and saves the workload of the inspection personnel.

The above are only the embodiments of the present invention and do not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the content of the description and drawings of the present invention, or directly or indirectly applied to other related technologies In the same way, all fields are included in the scope of patent protection of the present invention.

Claims

A feed locator for chemical raw material detection, which is characterized in that it comprises:

Base (1);

The hollow layer (7), the hollow layer (7) is arranged inside the base (1);

The positioning mechanism (3) is arranged on the inner side of the top end of the base (1), the positioning mechanism (3) is rotatably connected with the inner side of the top end of the base (1), and the positioning mechanism ( 3) Including a needle groove (31) and a ball (32), the ball (32) is engaged with the inner side of the base (1), and the ball (32) rotates with the inner side of the base (1) Connected, the needle groove (31) is provided inside the ball (32), and the needle groove (31) penetrates the ball (32);

The fixing mechanism (2) is arranged at one end of the base (1), and the fixing mechanism (2) includes a first block (21) and a first bolt (22). A clamping block (21) is arranged on the inner side of the base (1), and the first clamping block (21) is attached to the side wall of the sphere (32), and one end of the first bolt (22) Set inside the base (1), one end of the first bolt (22) is rotatably connected with the first block (21), and the first bolt (22) is connected to the base (1) Threaded connection on one side;

A sleeve (8), the sleeve (8) is fixed on the top end of the ball (32), and the sleeve (8) is in communication with the needle groove (31);

An engaging mechanism (9), the engaging mechanism (9) is arranged on one side of the sleeve (8), and the engaging mechanism (9) includes a second bolt (91) and a second clamping block (92) ), the second clamp (92) is attached to the inner wall of the sleeve (8), the second bolt (91) is threadedly connected with the side wall of the sleeve (8), and the first One end of the two bolts (91) is rotatably connected with the second clamping block (92).
The feed locator for detecting chemical raw materials according to claim 1, characterized in that the positioning mechanism (3) further comprises an external leakage scale (33), and the external leakage scale (33) is provided on the sphere ( 32) The side walls.
The feed locator for detecting chemical raw materials according to claim 1, wherein a suction cup (5) is installed at the bottom of the base (1), and the suction cup (5) is fixed to the bottom of the base (1). Hungry bottom.
The feed locator for chemical raw material detection according to claim 3, characterized in that an air extraction mechanism (4) is installed on one side of the base (1), and the air extraction mechanism (4) includes a snap ring ( 41), a connecting rod (42), a plug (45) and a sleeve (46), the sleeve (46) is fixedly connected to one side of the base (1), and the plug (45) is connected to the The inner wall of the sleeve (46) is slidably connected, one end of the connecting rod (42) is fixed to the top of the plug (45), and the other end of the connecting rod (42) is fixed to the snap ring (41) ), the air duct (6) is arranged inside the base (1), and one end of the air duct (6) is connected to the inside of the sleeve (46), the air duct (6) The other end is connected to the inside of the suction cup (5).
The feed locator for chemical raw material detection according to claim 4, characterized in that, the suction mechanism (4) further comprises a fixed block (43) and a slot (44), and the fixed block (43) is fixed On the inner side wall of the sleeve (46), the slot (44) is provided on one side of the plug (45), and the width of the fixing block (43) is smaller than that of the slot (44) The width.
The feed locator for chemical raw material detection according to claim 4, characterized in that the snap ring (41) is vertically connected with the connecting rod (42), and the snap ring (41) is a ring-shaped hollow structure .