Automatic quantitative plasticizer adding device

Abstract

The utility model provides an automatic quantitative plasticizer adding device which comprises a reaction kettle, a controller is mounted on the front side of the reaction kettle, and the automatic quantitative plasticizer adding device is characterized in that a feeding protection weighing device is mounted on the left side of the upper part of the reaction kettle; a feeding conveying frame structure is installed on the upper portion of the feeding protection weighing device. Side supporting plates are respectively mounted at the front and rear parts of the left upper side of the reaction kettle through bolts; conveying equipment is installed on the upper portions of the side supporting plates. When more plasticizers are added, the leading-out electromagnetic valve can be opened to lead out part of the plasticizers from one side of the leading-out pipe, so that the metering of the plasticizers can be conveniently and more accurately controlled.

Description

Technical Field

[0001] The utility model belongs to the technical field of automatic plasticizer addition, and in particular relates to an automatic quantitative plasticizer addition device. Background Art

[0002] Plasticizer is a polymer material additive widely used in industrial production, also known as plasticizer. Any substance that can increase the plasticity of polymers when added to polymer materials is called a plasticizer. The use of plasticizers can improve the performance of polymer materials, reduce production costs, and improve production efficiency. An existing automatic quantitative addition device for plasticizers includes a reactor body, a liquid material storage tank, a liquid outlet pipe, and a powder guide cover. The top inlet end of the reactor body is fixedly equipped with a guide cover, and the bottom cover end of the guide cover is connected to the top inlet end of the reactor body. The top inlet end of the guide cover is connected to the liquid outlet pipe, and a liquid pump is installed on the liquid outlet pipe. A liquid delivery box is provided in the guide cover, and a motor is fixedly installed on the outer cover wall of the guide cover. The output end of the motor extends into the guide cover. After adding more plasticizer, it is inconvenient to discharge the excess plasticizer, which affects the adding effect. Utility Model Content

[0003] In view of the above technical problems, the utility model provides an automatic quantitative plasticizer adding device, which has a simple structure, is more accurate in adding plasticizer, and is convenient for guiding excess plasticizer to the outside when more plasticizer is added.

[0004] The technical solution is: an automatic quantitative plasticizer addition device, including a reactor, a controller is installed on the front side of the reactor, and is characterized in that a feed protection weighing device is installed on the upper left side of the reactor; a feed conveying frame structure is installed on the upper part of the feed protection weighing device; side support plates are bolted to the front and rear parts of the upper left side of the reactor respectively; and a conveying device is installed on the upper part of the side support plate.

[0005] Preferably, the feed conveyor frame structure includes a feed hopper, a feeding solenoid valve is installed at the bottom of the feed hopper; a feeding pipe is threadedly connected to the bottom of the feeding solenoid valve; an export solenoid valve is installed on the lower left side of the feed hopper; and an export pipe is installed at the bottom of the export solenoid valve.

[0006] Preferably, the feed protection weighing device includes a mounting seat, a feed pipe is inserted in the middle position of the mounting seat; a feed solenoid valve is installed on the inner side of the feed pipe; weighing sensors are screwed on the four upper corners of the mounting seat; a connecting ring is screwed on the upper part of the weighing sensor; support rods are screwed on the four upper corners of the connecting ring, and the upper end of the support rod is screwed to the feed hopper.

[0007] Preferably, the mounting base bolt is installed on the upper left side of the reactor.

[0008] Preferably, the feed pipe is plugged into the upper part of the reaction kettle.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] In the utility model, when a large amount of plasticizer is added, the outlet solenoid valve can be opened to outlet a part of the plasticizer from one side of the outlet pipe, thereby facilitating more accurate control of the metering of the plasticizer.

[0011] The utility model utilizes a weighing sensor to conveniently measure the weight of the plasticizer in the feed hopper, and simultaneously utilizes a feed solenoid valve to shield the feed pipe when not in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model.

[0013] Figure 2 It is a structural schematic diagram of the feed protection weighing device of the utility model.

[0014] Figure 3 It is a structural schematic diagram of the feed conveying frame structure of the utility model.

[0015] In the figure:

[0016] 1. Reactor; 2. Controller; 3. Feed protection weighing device; 31. Mounting seat; 32. Feed pipe; 33. Feed solenoid valve; 34. Weighing sensor; 35. Connecting ring; 36. Support rod; 4. Feed conveying frame structure; 41. Feed hopper; 42. Feed solenoid valve; 43. Feed pipe; 44. Export solenoid valve; 45. Export pipe; 5. Side support plate; 6. Conveying equipment. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings:

[0018] Example:

[0019] As attached Figure 1 and attached Figure 3As shown, the utility model provides an automatic quantitative addition device for plasticizer, comprising a reactor 1, wherein a controller 2 is installed on the front side of the reactor 1, and is characterized in that a feed protection weighing device 3 is installed on the upper left side of the reactor 1; a feed conveying frame structure 4 is installed on the upper part of the feed protection weighing device 3; the front and rear parts of the upper left side of the reactor 1 are bolted with side support plates 5 respectively; a conveying device 6 is installed on the upper part of the side support plate 5; the feed conveying frame structure 4 comprises a feed hopper 41, and a feeding solenoid valve 42 is installed at the lower part of the feed hopper 41; a feeding pipe 43 is threadedly connected to the lower part of the feeding solenoid valve 42; a derivation solenoid valve 44 is installed on the lower left side of the feed hopper 41; a derivation pipe 45 is installed at the lower part of the derivation solenoid valve 44, and when more plasticizer is added, the derivation solenoid valve 44 can be opened to derivate a part of the plasticizer from one side of the derivation pipe 45, so as to facilitate more accurate control of the metering of the plasticizer.

[0020] As attached Figure 2 As shown, in the above embodiment, specifically, the feed protection weighing device 3 includes a mounting seat 31, a feed pipe 32 is inserted in the middle position of the mounting seat 31; a feed solenoid valve 33 is installed on the inner side of the feed pipe 32; weighing sensors 34 are screwed on the four upper corners of the mounting seat 31; a connecting ring 35 is screwed on the upper part of the weighing sensor 34; support rods 36 are screwed on the four upper corners of the connecting ring 35, and the upper end of the support rod 36 is screwed to the feed hopper 41, and the weighing sensor 34 is used to conveniently measure the weight of the plasticizer in the feed hopper 41, and the feed solenoid valve 33 can be used to shield the feed pipe 32 when not in use.

[0021] In the above embodiment, specifically, the mounting seat 31 is bolted to the upper left side of the reaction kettle 1 .

[0022] In the above embodiment, specifically, the feed pipe 32 is plugged into the upper part of the reaction kettle 1 .

[0023] In the above embodiment, specifically, the controller 2 adopts FX2N-48 series PLC, the weighing sensor 34 is electrically connected to the PLC input terminal, and the feed solenoid valve 33, the outlet solenoid valve 44 and the adding solenoid valve 42 are electrically connected to the output terminal of the controller 2 respectively.

[0024] How it works

[0025] During the operation of the utility model, the controller 2 is used to control the conveying device 6 to convey the plasticizer into the feed hopper 41, and then the weighing sensor 34 is used to measure the weight. When the weight is appropriate, the controller 2 is used to control the conveying device 6 to stop working. When the weighing sensor 34 detects that the weight is high, the controller 2 controls the outlet solenoid valve 44 to guide the excess plasticizer inside the feed hopper 41 to the outside through the outlet pipe 45. When the weight is appropriate, the feeding solenoid valve 42 and the feeding solenoid valve 33 are opened respectively, and the feed hopper 41 is added to the reactor 1.

[0026] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A plasticizer automatic quantitative addition device, comprising a reaction kettle (1), wherein a controller (2) is installed on the front side of the reaction kettle (1), characterized in that: A feed protection weighing device (3) is installed on the upper left side of the reactor (1); a feed conveying frame structure (4) is installed on the upper part of the feed protection weighing device (3); side support plates (5) are bolted to the front and rear parts of the upper left side of the reactor (1); a conveying device (6) is installed on the upper part of the side support plate (5); the feed conveying frame structure (4) includes a feed hopper (41), and a feed solenoid valve (42) is installed at the lower part of the feed hopper (41); a feed pipe (43) is threadedly connected to the lower part of the feed solenoid valve (42); a dewatering solenoid valve (44) is installed on the lower left side of the feed hopper (41); and a dewatering pipe (45) is installed at the lower part of the dewatering solenoid valve (44).

2. The automatic quantitative plasticizer adding device according to claim 1, characterized in that: The feed protection weighing device (3) comprises a mounting seat (31), a feed pipe (32) is inserted in the middle position of the mounting seat (31); a feed solenoid valve (33) is installed on the inner side of the feed pipe (32); weighing sensors (34) are screwed on the four corners of the upper part of the mounting seat (31); a connecting ring (35) is screwed on the upper part of the weighing sensor (34); support rods (36) are screwed on the four corners of the upper part of the connecting ring (35), and the upper end of the support rod (36) is screwed to the feed hopper (41).

3. The automatic quantitative plasticizer adding device according to claim 2, characterized in that: The mounting seat (31) is bolted to the upper left side of the reaction kettle (1).

4. The automatic quantitative plasticizer adding device according to claim 2, characterized in that: The feed pipe (32) is plugged into the upper part of the reaction kettle (1).

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