CN210331854U

CN210331854U - Hot melt adhesive filter

Info

Publication number: CN210331854U
Application number: CN201921207889.5U
Authority: CN
Inventors: 朱胜伟
Original assignee: Suzhou Bangcen New Material Co ltd
Current assignee: Suzhou Bangcen New Material Co ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-04-17
Anticipated expiration: 2029-07-29

Abstract

The utility model provides a hot melt adhesive filter, which comprises a filter cylinder, a filter element and a sealing mechanism, wherein the bottom of the filter element is welded with a bottom plate, and a round hole is arranged in the bottom plate; the bottom of the filter cylinder is provided with a bracket, a material guide pipe hermetically connected with the bottom of the filter cylinder is arranged at the position of the circular hole, which corresponds to the bracket, and a material discharge pipe II communicated with the material guide pipe is arranged at the position of the filter cylinder, which corresponds to the material guide pipe; the sealing mechanism comprises an upper sealing plate for sealing the round hole, a lower sealing plate for sealing the discharge pipe II, a connecting rod and a hydrodynamic type rod water tank. When the production line is produced, the upper sealing plate is connected to the bottom of the bottom plate to realize the sealing of the circular hole, and the lower sealing plate is abutted to the pipe orifice of the discharge pipe II to realize the sealing of the discharge pipe II; after the production line is shut down, the telescopic rod of the water-driven rod water cylinder retracts to open the circular hole of the filter element and the second discharge pipe, and the residual raw materials in the filter element are discharged from the second discharge pipe outwards.

Description

Hot melt adhesive filter

Technical Field

The utility model belongs to the technical field of the hot melt adhesive production, especially, relate to a hot melt adhesive filter.

Background

After the raw materials are uniformly stirred and mixed in the reaction kettle, the raw materials are pumped into a stirring system by a discharge pump to filter impurities, and then enter a screw extruder. In order to meet the requirement of capacity, the size of the filter is designed to be larger, when the production line is stopped for finishing, more materials can be remained in the filter element, the residual materials can be filtered and enter the extrusion forming equipment until the next production, and the product quality can be influenced if the material remaining time is too long.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: how to reduce the residue of materials in the filter element.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a hot melt adhesive filter comprises a filter cylinder, a filter element and a sealing mechanism, wherein the filter element is arranged in the filter cylinder; a feeding pipe communicated to the inside of the filter element is arranged above the filter cylinder, and a first discharging pipe is arranged at the bottom of the filter cylinder; the bottom of the filter element is welded with a bottom plate, and a round hole is formed in the bottom plate; a bracket for supporting the filter element is arranged at the bottom of the filter cartridge, a material guide pipe hermetically connected with the bottom of the filter cartridge is arranged at the position, corresponding to the round hole, of the bracket, and a second discharge pipe communicated with the material guide pipe is arranged at the position, corresponding to the material guide pipe, of the filter cartridge; the sealing mechanism comprises an upper sealing plate for sealing the round hole, a lower sealing plate for sealing the discharge pipe II, a connecting rod and a hydrodynamic rod water cylinder, the connecting rod is connected with a telescopic rod of the hydrodynamic rod water cylinder, the upper sealing plate is positioned in the material guide pipe and connected with the top of the connecting rod, and the lower sealing plate is positioned outside the filter cylinder and fixedly connected with the straight body of the connecting rod.

In this technical scheme, the production line is shut down the back, and the telescopic link withdrawal of hydrodynamic formula has the pole jar is opened the round hole of filter core bottom and two discharging pipes of straining a section of thick bamboo, and remaining raw materials are outwards discharged from two discharging pipes in the filter core.

According to the utility model discloses foretell hot melt adhesive filter can also have following additional technical characterstic:

further, an arc-shaped cover casing is arranged at the top of the water-driven rod water vat. Therefore, the water vat can be prevented from being polluted by residual raw materials.

Further, the upper sealing plate abuts against the bottom of the bottom plate to seal the round hole, and a sealing ring is arranged at the top of the upper sealing plate.

Furthermore, the upper sealing plate is inserted into the round hole to seal the round hole, and an inclined plane connecting structure is adopted between the inner hole wall of the round hole and the outer circumference of the upper sealing plate.

Further, the lower sealing plate is abutted against the pipe opening of the second discharge pipe to seal the second discharge pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

① the scheme can discharge the residual raw materials in the filter element outwards by arranging the material guide pipe and the sealing mechanism, so that the materials can be prevented from being retained in the filter element for a long time, and the quality of the hot melt adhesive can not be influenced;

② the water-driven rod water tank adopts pure water as medium, without external hydraulic oil, thus it will not cause secondary pollution to the raw material of hot melt adhesive, and realize clean production.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

FIG. 1 is a front view of a hot melt adhesive filter as disclosed in an embodiment;

FIG. 2 is a front elevational view of another hot melt adhesive filter as disclosed in the examples.

The figures in the drawings represent:

10. filter cartridge 11, feed pipe 12, discharge pipe one

13. Discharge pipe II 20, filter element 21 and bottom plate

22. Circular hole 30, material guiding pipe 41, upper sealing plate

42. Lower sealing plate 43, connecting rod 44, water driven type rod water cylinder

50. Arc-shaped housing

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The hot melt adhesive filter shown in fig. 1 comprises a filter cartridge 10 and a filter element 20, wherein the filter element 20 is arranged in the filter cartridge 10, and the bottom of the filter cartridge 10 is provided with a bracket for supporting the filter element 20; the bottom of the filter element 20 is welded with a bottom plate 21, and a round hole 22 is formed in the bottom plate 21; a material guide pipe 30 which is hermetically connected with the bottom of the filter cartridge 10 is arranged at the position of the bracket corresponding to the round hole 22; a feed pipe 11 communicated with the interior of the filter element 20 is arranged above the filter cartridge 10, a discharge pipe I12 is arranged at the bottom of the filter cartridge 10, and a discharge pipe II 13 communicated with the filter cartridge 10 is arranged at a position corresponding to the material guide pipe 30. The first tapping pipe 12 has a plurality of equal angle arrays with respect to the second tapping pipe 13. In the normal production process, the circular hole 22 of the filter element 20 and the discharge pipe 13 are both in a closed state, so the filter is also required to be provided with a sealing mechanism. With continued reference to fig. 1, the sealing mechanism comprises an upper sealing plate 41 for sealing the circular hole 22, a lower sealing plate 42 for sealing the discharge pipe two 13, a connecting rod 43 and a water-driven rod-equipped water cylinder 44, wherein the connecting rod 43 is connected with a telescopic rod of the water-driven rod-equipped water cylinder 44, the upper sealing plate 41 is positioned in the material guide pipe 30 and connected with the top of the connecting rod 43, and the lower sealing plate 42 is positioned outside the filter cartridge 10 and fixedly connected with the straight body of the connecting rod 43. When the production line is in production, the telescopic rod of the water-driven rod water cylinder 44 extends out, the upper sealing plate 41 is connected to the bottom of the bottom plate 21 to realize the sealing of the circular hole 22, and the lower sealing plate 42 is abutted to the pipe orifice of the discharge pipe II 13 to realize the sealing of the discharge pipe II 13; after the production line is stopped, the valve of the first discharge pipe 12 is closed, the telescopic rod of the water hydraulic type rod water cylinder 44 retracts to open the circular hole 22 at the bottom of the filter element 20 and the second discharge pipe 13 of the filter cartridge 10, and the residual raw materials in the filter element 20 are discharged outwards from the second discharge pipe 13.

The sealing ring is arranged on the top of the upper sealing plate 41, so that the sealing performance of the upper sealing plate 41 can be improved.

The sealing manner of the circular hole 22 can be realized by the way that the upper sealing plate 41 abuts against the bottom of the bottom plate 21 as shown in fig. 1, and can also be realized by the way that the upper sealing plate 41 is inserted into the circular hole 22 as shown in fig. 2. The inclined plane connection structure is adopted between the inner hole wall of the circular hole 22 and the outer circumference of the upper closing plate 41, the water-driven rod water cylinder 44 tightly presses the upper closing plate 41 in the circular hole 22, and the gap between the circular hole 22 and the upper closing plate 41 is eliminated, so that sealing is realized.

The top of the water powered rodless cylinder 44 is also provided with an arc-shaped shroud 50 to prevent residual material from contaminating the cylinder.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A hot melt adhesive filter, characterized by comprising a filter cartridge (10), a filter element (20) and a sealing mechanism, wherein the filter element (20) is arranged in the filter cartridge (10); a feeding pipe (11) communicated with the interior of the filter element (20) is arranged above the filter cylinder (10), and a discharging pipe I (12) is arranged at the bottom of the filter cylinder; the bottom of the filter element (20) is welded with a bottom plate (21), and a round hole (22) is formed in the bottom plate (21); a bracket for supporting the filter element (20) is arranged at the bottom of the filter cartridge (10), a material guide pipe (30) hermetically connected with the bottom of the filter cartridge (10) is arranged at the position of the bracket corresponding to the round hole (22), and a second discharge pipe (13) communicated with the material guide pipe is arranged at the position of the filter cartridge (10) corresponding to the material guide pipe (30); the sealing mechanism comprises an upper sealing plate (41) for sealing the round hole (22), a lower sealing plate (42) for sealing the discharge pipe II (13), a connecting rod (43) and a water-driven rod water cylinder (44), the connecting rod (43) is connected with a telescopic rod of the water-driven rod water cylinder (44), the upper sealing plate (41) is located in the material guide pipe (30) and connected with the top of the connecting rod (43), and the lower sealing plate (42) is located outside the filter cylinder (10) and fixedly connected with the straight body of the connecting rod (43).

2. The hot melt adhesive filter according to claim 1, wherein an arcuate housing (50) is provided atop the water-powered, rodded water tank (44).

3. The hot melt adhesive filter according to claim 1, wherein the upper sealing plate (41) abuts against the bottom of the base plate (21) to effect sealing of the circular hole (22), and a sealing ring is provided on the top of the upper sealing plate (41).

4. The hot melt adhesive filter according to claim 1, wherein the insertion of said upper sealing plate (41) into said circular hole (22) effects the sealing of said circular hole (22), and a beveled connection is provided between the inner wall of said circular hole (22) and the outer circumference of said upper sealing plate (41).

5. The hot melt adhesive filter according to claim 1, wherein the lower sealing plate (42) effects a seal of the outlet pipe two (13) against the orifice of the outlet pipe two (13).