CN215743321U

CN215743321U - Quantitative feeding device is used in production of acrylic ester emulsion

Info

Publication number: CN215743321U
Application number: CN202122411394.8U
Authority: CN
Inventors: 蒋科; 蒋德平; 胡月霞
Original assignee: Jiangsu Dingli New Material Co ltd
Current assignee: Jiangsu Dingli New Material Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-08
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to a quantitative loading attachment is used in production of acrylate emulsion belongs to quantitative loading attachment's technical field, and it includes the support frame, raw material tank has been placed on the support frame, be equipped with first discharging pipe on the raw material tank, install first control valve on the first discharging pipe, be equipped with the case that gathers materials on the support frame, fixedly connected with second discharging pipe on the case that gathers materials, install the second control valve on the second discharging pipe, second discharging pipe and reation kettle feed inlet intercommunication, be equipped with the drive arrangement that control collection case moved the raw materials to reation kettle on the support frame, drive arrangement is including the gravity inductor that is used for measuring the weight of the interior raw materials of case that gathers materials, first control valve is connected with the gravity inductor electricity. This application has improved the accuracy that raw materials added in the production of acrylic acid emulsion through first control valve of gravity inductor control, second control valve.

Description

Quantitative feeding device is used in production of acrylic ester emulsion

Technical Field

The application relates to the technical field of loading attachment, especially relate to a quantitative loading attachment is used in production of acrylic ester emulsion.

Background

The acrylate emulsion can increase the binding force to the surface of the base material, so that the base material has excellent stripping performance, and the acrylate emulsion is widely applied to the fields of fabric attachment, warp sizing, coating processing and the like.

In the production process of the acrylic ester emulsion, solid and liquid raw materials with different dosages need to be accurately added into a reaction kettle to participate in the reaction to prepare the acrylic ester. In the related art, often there is a feed pipe at reation kettle feed inlet fixedly connected with, and the head tank includes solid raw materials case and liquid raw materials case, and solid raw materials adorns in solid raw materials case, and liquid raw materials adorns in liquid raw materials case. A discharging pipe is fixed on the raw material box, a control valve is installed on the discharging pipe, and the discharging pipe is communicated with the feeding pipe. When adding the raw materials, the staff opens the control valve and adds the raw materials in the raw material box into the reaction kettle.

Aiming at the related technologies, the inventor thinks that the error caused by subjective factors exists when workers add materials, so that the existing feeding equipment cannot meet the requirement of the accuracy of raw material addition in the production process of products, and the addition of raw material components is uncontrollable, which easily influences the quality of final products in the production of acrylic acid.

SUMMERY OF THE UTILITY MODEL

In order to improve the above, the application provides a quantitative loading device is used in production of acrylic ester emulsion.

The application provides a quantitative loading attachment is used in production of acrylic ester emulsion adopts following technical scheme:

the utility model provides a quantitative loading attachment is used in production of acrylate emulsion, includes the support frame, raw material tank has been placed on the support frame, be equipped with first discharging pipe on the raw material tank, install first control valve on the first discharging pipe, be equipped with the case that gathers materials on the support frame, gather fixedly connected with second discharging pipe on the case, install the second control valve on the second discharging pipe, second discharging pipe and reation kettle feed inlet intercommunication, be equipped with the control on the support frame and gather materials the case and move the raw materials to the drive arrangement in the reation kettle, drive arrangement is including the gravity inductor who is used for measuring the weight of the interior raw materials of case that gathers materials, first control valve is connected with the gravity inductor electricity.

Through adopting above-mentioned technical scheme, during the material loading, the raw materials is in the case that gathers materials through first discharging pipe inflow, and gravity inductor weighs to the raw materials in the case that gathers materials. After the raw materials reached the gravity inductor setting value, the gravity inductor passed the signal to first control valve and second control valve, and first inlet pipe of first control valve control stops the ejection of compact, and the second control valve is opened, and in the case that gathers materials got into reation kettle from the second discharging pipe to realize the meticulous interpolation of raw materials, in order to ensure the quality of product.

Preferably, the driving device further comprises a turntable and a rotating assembly, the turntable is rotatably connected with the support frame through the rotating assembly, the rotating assembly is arranged on the support frame, the gravity sensor is fixed on the turntable, and the raw material box is placed on the gravity sensor.

Through adopting above-mentioned technical scheme, rotating assembly drives the carousel and rotates for the case that gathers materials is located first discharging pipe below, and when the raw materials added to the specified volume, rotating assembly drove the carousel and rotates, changes raw materials case to reation kettle feed inlet department.

Preferably, the material collecting box is divided into a liquid collecting box and a solid collecting box, a liquid removing mechanism is arranged on the liquid collecting box and comprises a piston block and a control piece, a liquid inlet hole is formed in the piston block, and the control piece controls the piston block to slide on the inner wall of the liquid collecting box.

Through adopting above-mentioned technical scheme, after the liquid inflow reation kettle in the collection liquid case, control piston rod will be attached to the liquid crowded reation kettle into of collection liquid incasement wall, has reduced because the liquid is attached to the error that collection liquid incasement wall brought, improves the precision that liquid raw materials added.

Preferably, the piston block is sleeved with a sealing ring.

Through adopting above-mentioned technical scheme, the sealing washer is with the gap filling of piston piece and collection liquid tank inner wall, further improves the collection of piston rod to collection liquid tank lateral wall adhering liquid.

Preferably, a groove is formed in the piston block, a convex rib is fixedly connected to one side, facing the piston block, of the sealing ring, and the convex rib is embedded in the inner wall of the groove.

Through adopting above-mentioned technical scheme, the joint strength of sealing washer has been improved to bead and recess inner wall gomphosis, has reduced the risk that the sealing washer drops when piston block slides in the header tank.

Preferably, the inner wall of the liquid collecting tank is provided with a hydrophobic coating.

Through adopting above-mentioned technical scheme, hydrophobic coating's setting for liquid attached to the header tank lateral wall is landing under the effect of gravity, reduces the liquid in the attached to of header tank lateral wall.

Preferably, the solid collecting box is provided with a vibrating piece.

Through adopting above-mentioned technical scheme, vibrations piece drives the solid case vibrations of collection, shakes the solid raw materials who falls to adhere to the solid case lateral wall of collection, improves the degree of accuracy that solid raw materials added.

Preferably, the circumference of the end of the collecting box remote from the first discharge pipe tapers in the direction remote from the first discharge pipe.

Through adopting above-mentioned technical scheme, reduce the raw materials and take place to pile up in the case bottom that gathers materials, improve the accuracy that the raw materials added.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the gravity sensor detects the addition amount of the raw materials through the arrangement of the gravity sensor, and when the weight of the raw materials reaches a preset value, the gravity sensor controls the opening and closing of the first control valve and the second control valve to finish the fine addition of the raw materials;

2. through the arrangement of the liquid removing mechanism, the amount of liquid raw materials attached to the inner wall of the liquid collecting box is reduced, and the adding precision of the liquid raw materials is improved;

3. through the setting of vibrating piece, reduce solid raw materials in the solid case inner wall adnexed volume of collection, improved the precision that solid raw materials added.

Drawings

Fig. 1 is a schematic overall structure diagram for embodying a feeding device in the embodiment of the present application.

Fig. 2 is a sectional view for embodying a driving apparatus in an embodiment of the present application.

FIG. 3 is a schematic view of the overall structure for embodying the header tank in the embodiment of the present application.

Fig. 4 is a schematic overall structure diagram for embodying the consolidation box in the embodiment of the present application.

Description of reference numerals: 1. a support frame; 11. a placing table; 12. a gravity sensor; 2. a raw material tank; 21. a first discharge pipe; 22. a first control valve; 3. a drive device; 31. a connecting shaft; 32. a turntable; 321. placing the cavity; 33. a rotating assembly; 331. rotating the motor; 332. a support platform; 4. a material collecting box; 41. a second discharge pipe; 42. a second control valve; 43. a liquid collection tank; 431. a hydrophobic coating; 44. a solid collecting box; 441. a vibrating member; 5. a liquid removal mechanism; 51. a liquid scraping assembly; 52. a piston block; 521. a liquid inlet hole; 522. a groove; 53. a seal ring; 531. a rib; 54. controlling the cylinder; 55. a support plate; 6. and (5) a reaction kettle.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses production of acrylic ester emulsion is with quantitative loading attachment, refer to fig. 1, including support frame 1, be fixed with on support frame 1 and place platform 11, place and place former feed tank 2 on the platform 11, the first discharging pipe 21 of 2 bottom fixedly connected with of former feed tank, the 21 mouth of pipe department of first discharging pipe is equipped with first control valve 22, whether first control valve 22 controls former feed tank 2 and discharges. The supporting frame 1 is provided with a material collecting box 4 and a driving device 3. The bottom of the material collecting box 4 is fixedly connected with a second discharging pipe 41, and a second control valve 42 is arranged at the pipe orifice of the second discharging pipe 41.

Referring to fig. 2, the driving device 3 includes a connecting shaft 31, a turntable 32, and a gravity sensor 12 for measuring the weight of the raw material in the hopper 4. The first control valve 22 and the second control valve 42 are both electrically connected to the gravity sensor 12. The connecting shaft 31 is rotatably connected to the support frame 1, the rotating disc 32 is fixed at one end of the connecting shaft 31 far away from the support frame 1, and the axis of the rotating disc 32 and the axis of the connecting shaft 31 are in the same straight line. Gravity inductor 12 fixed connection is on carousel 32, and the case 4 that gathers materials is placed on gravity inductor 12, and place cavity 321 has been seted up to former feed tank 2 place on carousel 32, and second discharging pipe 41 is located and places cavity 321, and the one end that the case 4 was kept away from to second discharging pipe 41 stretches out and places cavity 321 and reation kettle 6's feed inlet intercommunication.

The support frame 1 is provided with a rotating assembly 33 for driving the turntable 32 to rotate, the rotating assembly 33 comprises a rotating motor 331 and a supporting platform 332, the supporting platform 332 is fixed on the support frame 1 and is close to the connecting shaft 31, the rotating motor 331 is fixed on the supporting platform 332, and an output shaft of the rotating motor 331 is coaxially connected with the connecting shaft 31. The rotation motor 331 is electrically connected to the gravity sensor 12. In operation, the gravity sensor 12 measures the weight of the material in the bin 4.

In operation, the first control valve 22 is opened and the material flows into the collection tank 4 under the influence of gravity. At this point the gravity sensor 12 begins to measure the weight of the material in the material tank 2. When the raw material in the material collecting box 4 reaches a preset value, the gravity sensor 12 transmits an electric signal to the first control valve 22, the rotating motor 331 and the second control valve 42. First control valve 22 closes afterwards, and the raw materials stops to add, rotates motor 331 and drives carousel 32 and rotate, and carousel 32 stall after second discharging pipe 41 and reation kettle 6 feed inlet intercommunication, second control valve 42 opens after that, and the inside raw materials of collection workbin 4 flows into reation kettle 6 feed inlet in, has realized reation kettle 6's accurate material loading.

Referring to fig. 3, the material collecting box 4 is divided into a liquid collecting box 43 and a solid collecting box 44, the material collecting box 2 is divided into a liquid material collecting box and a solid material collecting box, liquid materials discharged from the liquid material collecting box enter the liquid collecting box 43, and solid materials discharged from the solid material collecting box enter the solid collecting box 44. The liquid collecting box 43 and the solid collecting box 44 are arranged to be a plurality of, and the liquid collecting boxes 43 and the solid collecting boxes 44 are arranged at intervals so as to realize circular feeding.

The liquid collecting tank 43 is provided with a liquid removing mechanism 5, the liquid removing mechanism 5 comprises a liquid scraping assembly 51 and a control piece, the liquid scraping assembly 51 comprises a piston block 52 and a sealing ring 53, a liquid inlet hole 521 is formed in the center of the piston block 52, a groove 522 is formed in the side wall of the piston block 52, and a rib 531 is formed on the sealing ring 53. The piston block slides on the inner wall of the liquid collecting tank, the sealing ring 53 is coated on the piston block 52, and the rib 531 is embedded with the inner wall of the groove 522, so that the connection strength between the sealing ring 53 and the piston block 52 is improved. The piston block 52 provided with the sealing ring 53 is positioned in the liquid collecting tank 43, and the sealing ring 53 is abutted against the inner wall of the liquid collecting tank 43, so that a gap between the piston block 52 and the side wall of the liquid collecting tank 43 is reduced. The inner wall of the liquid collecting box 43 is adhered with a hydrophobic coating 431, the hydrophobic coating 431 can be high molecular melt polymers such as polyolefin, polycarbonate and polyamide, and the hydrophobic arrangement can reduce the adhesion of raw materials on the inner wall of the liquid collecting box 43. The gasket 53 abuts against the hydrophobic coating 431 on the inner wall of the header tank 43.

The lateral wall of the liquid collecting tank 43 far away from one end of the second discharging pipe 41 is fixedly connected with a supporting plate 55, and a control piece is fixedly connected to the supporting plate 55. The control element is a control cylinder 54, the control element can also be a hydraulic cylinder, and the control cylinder 54 is preferably controlled by the embodiment. The control cylinder 54 piston rod is parallel to the axis of the header tank 43 and is fixedly connected with the piston block 52. When liquid material is added, the piston block 52 is located at the end of the header tank 43 near the first tapping pipe 21. After the liquid raw materials in the liquid collecting tank 43 are added into the reaction kettle, the control cylinder 54 drives the piston block 52 to slide on the inner wall of the liquid collecting tank 43, so that the piston block 52 scrapes the liquid raw materials attached to the side wall of the liquid collecting tank 43.

Referring to fig. 4, the vibration member 441 is installed on the solid collection box 44, the vibration member 441 is a vibration motor, a vibration shaft of the vibration member 441 is fixedly connected with the side wall of the solid collection box 44, and during operation, the vibration member 441 drives the solid collection box 44 to shake, so that the solid raw material attached to the inner wall of the solid collection box 44 falls off.

Referring to fig. 3 and 4, 4 bottoms of case that gathers materials are the trend of reducing from 4 outer walls of case that gathers materials to 4 axle centers of case that gathers materials, and the direction of reduction is the direction of keeping away from first discharging pipe 21, and second discharging pipe 41 is fixed in 2 bottom centers departments of raw materials case, and when the raw materials was through 4 bottoms of case that gathers materials, the flow direction to the raw materials leads for the raw materials along 4 diapire landing of case that gathers materials, from the 41 mouth of pipe outflow of second discharging pipe, has reduced piling up of raw materials.

The implementation principle of the quantitative feeding device for producing the acrylate emulsion in the embodiment of the application is as follows:

the rotation motor 331 controls the rotation of the turntable 32, so that the material collecting box 4 is located below the first discharging pipe 21 of the corresponding material box 2, the liquid material box adds liquid into the material collecting box 43, and the solid material box adds solid into the solid material collecting box 44. Meanwhile, the gravity sensor 12 starts to measure the weight of the raw materials in the liquid collecting tank 43 and the solid collecting tank 44, and when the weight of the raw materials reaches a preset value, the gravity sensor 12 sends signals to the first control valve 22, the rotating motor 331 and the second control valve 42. First discharging pipe 21 of first control valve 22 control stops the ejection of compact, rotates motor 331 control carousel 32 and rotates and make the case 4 that gathers materials be located reation kettle 6 feed inlet top, and second discharging pipe 41 is opened to second control valve 42 afterwards, and the raw materials gets into reation kettle 6 from gathering materials in the case 4 to accomplish reinforced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an acrylic ester emulsion production is with quantitative loading attachment, includes support frame (1), former feed box (2) have been placed on support frame (1), be equipped with first discharging pipe (21) on former feed box (2), install first control valve (22), its characterized in that on first discharging pipe (21): be equipped with on support frame (1) and gather materials case (4), gather materials fixedly connected with second discharging pipe (41) on case (4), install second control valve (42) on second discharging pipe (41), second discharging pipe (41) and reation kettle (6) feed inlet intercommunication, be equipped with on support frame (1) control and gather materials case (4) and move the raw materials to drive arrangement (3) in reation kettle (6), drive arrangement (3) are including being used for measuring gravity inductor (12) that gather the weight of raw materials in case (4), first control valve (22) and second control valve (42) are connected with gravity inductor (12) electricity.

2. The quantitative feeding device for producing the acrylate emulsion according to claim 1, wherein: drive arrangement (3) still include carousel (32) and runner assembly (33), carousel (32) pass through runner assembly (33) rotate with support frame (1) and are connected, on support frame (1) was located runner assembly (33), gravity inductor (12) are fixed in carousel (32), raw material tank (2) are placed on gravity inductor (12).

3. The quantitative feeding device for producing the acrylate emulsion according to claim 1, wherein: the material collecting box (4) is divided into a material collecting box (43) and a solid collecting box (44), a liquid removing mechanism (5) is arranged on the material collecting box (43), the liquid removing mechanism (5) comprises a piston block (52) and a control piece, a liquid inlet hole (521) is formed in the piston block (52), and the control piece controls the piston block (52) to slide on the inner wall of the material collecting box (43).

4. The quantitative feeding device for producing the acrylate emulsion according to claim 3, wherein: and a sealing ring (53) is sleeved outside the piston block (52).

5. The quantitative feeding device for producing the acrylate emulsion according to claim 4, wherein: the piston block (52) is provided with a groove (522), one side of the sealing ring (53) facing the piston block (52) is fixedly connected with a convex rib (531), and the convex rib (531) is embedded in the inner wall of the groove (522).

6. The quantitative feeding device for producing the acrylate emulsion according to claim 3, wherein: the inner wall of the liquid collecting box (43) is provided with a hydrophobic coating (431).

7. The quantitative feeding device for producing the acrylate emulsion according to claim 3, wherein: the solid collecting box (44) is provided with a vibrating piece (441).

8. The quantitative feeding device for producing the acrylate emulsion according to claim 3, wherein: the circumference of one end of the material collecting box (4) far away from the first discharge pipe (21) is in a reducing trend towards the direction far away from the first discharge pipe (21).