CN216260581U

CN216260581U - Automatic material taking device of stirring kettle

Info

Publication number: CN216260581U
Application number: CN202120658717.0U
Authority: CN
Inventors: 方立明
Original assignee: HANGZHOU SKY DECORATIVE MATERIAL CO LTD
Current assignee: HANGZHOU SKY DECORATIVE MATERIAL CO LTD
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2022-04-12
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to the technical field of production of stirring equipment, can take out a glue sample from a stirring kettle in a non-stop state, and also has the technical characteristics of simple structure and convenient operation. The technical scheme adopted by the utility model is as follows: the utility model provides an automatic extracting device of stirred tank, includes that one is followed cauldron body top and is inserted the main material pipe of getting in the glue of stirring chamber downwards, set up the main valve door on the material pipe is got to the owner, connect the pneumatic liquid ware of getting at main material pipe top, connect the discharging pipe between pneumatic liquid ware of getting and main valve door to and the discharge valve of setting on the discharging pipe, the main position of getting the material pipe avoids the impeller in the stirring wall.

Description

Automatic material taking device of stirring kettle

Technical Field

The utility model relates to the technical field of production of stirring equipment, in particular to an automatic material taking device of a stirring kettle.

Background

The melamine impregnated paper is obtained by drying the printed decorative paper after being impregnated with glue. Before production, glue needs to be prepared in advance, specifically, various powder materials, granular materials, auxiliary agents, solvents and the like are put into a stirring kettle to be stirred for a long time, so that the raw materials are fully dissolved in the solvents. In the stirring process and after the stirring is completed, a small amount of glue samples are extracted from the stirring kettle for detection, and whether each performance of the glue reaches the standard or not is analyzed through detection data. The required sample of present detection is generally ladled out by the workman from the opening at stirred tank top under the parking state in the use tools, because stirred tank's is very high, and the opening at top can exceed the floor on two layers of factory building, and workman's operation is very inconvenient and have certain danger, needs design a extracting device, makes things convenient for the workman to take out the required glue sample of detection from stirred tank.

Disclosure of Invention

The utility model aims to overcome the defects in the background art, provides the automatic material taking device of the stirring kettle, can take out a glue sample from the stirring kettle in a non-stop state, and has the technical characteristics of simple structure and convenience in operation.

The technical scheme adopted by the utility model is as follows:

an automatic material taking device of a stirring kettle comprises a main material taking pipe, a main valve, a pneumatic liquid taking device, a discharge pipe and a discharge valve, wherein the main material taking pipe is downwards inserted into glue in a stirring cavity from the top of a kettle body;

the pneumatic liquid taking device comprises a closed shell with an inner cavity, a partition board which divides the shell into a liquid taking chamber and a pneumatic chamber, a liquid taking piston which is in sliding fit in the liquid taking chamber, a pneumatic piston which is in sliding fit in the pneumatic chamber and divides the pneumatic chamber into a first pneumatic chamber and a second pneumatic chamber, a piston rod which is in sliding fit in a central opening of the partition board and two ends of which are respectively connected with the liquid taking piston and the pneumatic piston, a first air pipe which is connected with the first pneumatic chamber, a second air pipe which is connected with the second pneumatic chamber, an electromagnetic valve which is connected with the first air pipe and the second air pipe and is switched between the first air pipe and the second air pipe, and an air source which is connected with an air inlet of the electromagnetic valve, wherein the liquid taking chamber is connected with the top of a main material taking pipe through a first connecting pipe and a first three-way joint.

The material taking pipe is arranged side by side with the main material taking pipe and is consistent in height, a standby valve is arranged, the top of the material taking pipe is connected with the material discharging pipe and one end of a second connecting pipe through a second three-way joint, and the other end of the second connecting pipe is connected with the first three-way joint.

In a further scheme, a leakage-proof funnel is arranged below an outlet of the discharge pipe, and the bottom of the leakage-proof funnel is connected to a stirring cavity of the kettle body through a backflow pipeline.

In a further scheme, an outlet of the discharge pipe is bent downwards so as to receive glue.

The utility model has the beneficial effects that: the glue taking device provided by the utility model has the advantages that the glue is sucked from the stirring cavity by the pneumatic liquid taking device and then is discharged from the discharging pipe for detection and sampling, the overall structure is simple, workers do not need to climb, the operation is very convenient, and the safety is high.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic sectional view of the pneumatic liquid extractor.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, but the present invention is not limited to the following examples, so that the objects, solutions and advantages of the present invention can be more clearly understood by those skilled in the art.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified and limited, specific meanings of the general terms in the present invention may be specifically understood by those skilled in the art.

As shown in fig. 1, the automatic material taking device of a stirring kettle provided by the utility model comprises a main material taking pipe 5 which is inserted into glue in a stirring cavity from the top of a kettle body 1 downwards, a main valve 6 arranged on the main material taking pipe 5, a pneumatic liquid taking device 9 connected to the top of the main material taking pipe 5, a discharge pipe 13 connected between the pneumatic liquid taking device 9 and the main valve 6, and a discharge valve 12 arranged on the discharge pipe 13, wherein the position of the main material taking pipe 5 avoids a stirring impeller in a stirring wall.

As shown in fig. 2, the pneumatic liquid taking device 9 includes a closed housing 9.1 (made of stainless steel) having an inner cavity, a partition 23 dividing the housing 9.1 into a liquid taking chamber 22 and a pneumatic chamber, a liquid taking piston 21 slidably fitted in the liquid taking chamber 22, a pneumatic piston 25 slidably fitted in the pneumatic chamber and dividing the pneumatic chamber into a first pneumatic chamber 26 and a second pneumatic chamber 24, a piston rod 27 slidably fitted in a central opening of the partition 23 and having two ends respectively connected to the liquid taking piston 21 and the pneumatic piston 25, a first air pipe 17 connected to the first pneumatic chamber 26, a second air pipe 18 connected to the second pneumatic chamber 24, an electromagnetic valve 19 (e.g., a two-position five-way valve 19) connected to the first air pipe 17 and the second air pipe 18 and switching between them, and an air source 20 connected to an air inlet of the electromagnetic valve 19. A sealing ring is arranged between the piston rod 27 and the central opening of the partition plate 23, so that the sealing ring has good air tightness and cannot be seen in the drawing. The liquid taking chamber 22 is connected with the top of the main material taking pipe 5 through a first connecting pipe 8 and a first three-way joint 7.

As a further improvement, the automatic material taking device further comprises a standby material taking pipe 4, the standby material taking pipe 4 and the main material taking pipe 5 are arranged side by side and have the same height, a standby valve 15 is arranged, the top of the standby material taking pipe 4 is connected with the material discharging pipe 13 and one end of the second connecting pipe 10 through a second three-way joint 11, and the other end of the second connecting pipe 10 is connected with a first three-way joint 7.

In order to receive glue, the outlet 14 of the discharge pipe 13 is bent downward. In order to prevent residual glue from dripping from the outlet 14 of the discharge pipe 13 after receiving the glue and polluting the stirring kettle, a leakage-proof funnel 16 is arranged below the outlet 14 of the discharge pipe 13, and the bottom of the leakage-proof funnel 16 is connected to the stirring cavity of the kettle body 1 through the return pipeline 3. The glue dropped in this way can flow back into the stirring cavity, and waste can be reduced.

It should be noted that the main material taking pipe 5 and the standby material taking pipe 4 do not work simultaneously, and when one of the material taking pipes works, the valve of the other material taking pipe is closed, and hereinafter, the working principle of the present invention is described by taking the main material taking pipe 5 as an example, and the working principle of the standby material taking pipe 4 when it works is the same as that of the main material taking pipe 5.

When materials are taken, the main valve 6 is opened, the standby valve 15 and the discharge valve 12 are closed, the electromagnetic valve 19 controls the second pneumatic chamber 24 to admit air, the first pneumatic chamber 26 exhausts air, the pneumatic piston 25 rises to pull the liquid taking piston 21 to rise, negative pressure is formed in the liquid taking chamber 22, the main liquid taking pipe 5 sucks glue into the liquid taking chamber 22, after a certain time, the second pneumatic chamber 24 admits air and stops admitting air, the main valve 6 is closed, the discharge valve 12 is opened, the electromagnetic valve 19 is switched, the first pneumatic chamber 26 admits air, the second pneumatic chamber 24 exhausts air, the pneumatic piston 25 presses the liquid taking piston 21 downwards to discharge the glue, and workers can stand on the floor 2 to use a container to receive the glue for detection.

After the worker receives enough glue for detection, the discharge valve 12 is closed, the main valve 6 is opened, the first pneumatic chamber 26 continues to intake air, the second pneumatic chamber 24 continues to exhaust air until the glue in the liquid taking chamber 22 is pressed out, and finally, the air supply to the first pneumatic chamber 26 is stopped.

The above description is only a preferred embodiment of the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic extracting device of stirred tank which characterized in that: the device comprises a main material taking pipe (5) which is downwards inserted into glue in a stirring cavity from the top of a kettle body (1), a main valve (6) arranged on the main material taking pipe (5), a pneumatic liquid taking device (9) connected to the top of the main material taking pipe (5), a discharge pipe (13) connected between the pneumatic liquid taking device (9) and the main valve (6), and a discharge valve (12) arranged on the discharge pipe (13), wherein the position of the main material taking pipe (5) avoids a stirring impeller in a stirring wall;

the pneumatic liquid taking device (9) comprises a closed shell (9.1) with an inner cavity, a partition plate (23) for dividing the shell (9.1) into a liquid taking chamber (22) and a pneumatic chamber, a liquid taking piston (21) in sliding fit in the liquid taking chamber (22), a pneumatic piston (25) in sliding fit in the pneumatic chamber and dividing the pneumatic chamber into a first pneumatic chamber (26) and a second pneumatic chamber (24), a piston rod (27) in sliding fit in a central opening of the partition plate (23) and with two ends respectively connected with the liquid taking piston (21) and the pneumatic piston (25), a first air pipe (17) connected with the first pneumatic chamber (26), a second air pipe (18) connected with the second pneumatic chamber (24), an electromagnetic valve (19) connected with the first air pipe (17) and the second air pipe (18) and switched between the first air pipe and the second air pipe, and an air source (20) connected with an air inlet of the electromagnetic valve (19), the liquid taking chamber (22) is connected with the top of the main material taking pipe (5) through a first connecting pipe (8) and a first three-way joint (7).

2. The automatic take off device of a stirred tank as in claim 1, wherein: still include one and reserve material pipe (4) of getting, this reserve material pipe (4) of getting arranges and highly uniform side by side with main material pipe (5) of getting to be provided with reserve valve (15), the top of reserve material pipe (4) of getting is connected with discharging pipe (13) and the one end of second connecting pipe (10) through No. two three way connection (11), and the other end and the three way connection (7) of second connecting pipe (10) are connected.

3. The automatic take-out device of the stirring kettle as claimed in claim 1 or 2, wherein: a leakage-proof funnel (16) is arranged below an outlet (14) of the discharge pipe (13), and the bottom of the leakage-proof funnel (16) is connected to a stirring cavity of the kettle body (1) through a backflow pipeline (3).

4. The automatic take off device of a stirred tank as in claim 3, wherein: an outlet (14) of the discharge pipe (13) is bent downwards so as to receive glue.