Double-butterfly-valve glue discharging mechanism with filtering assembly

Abstract

The utility model discloses a double butterfly valve glue discharging mechanism with a filter component, a three-way joint is respectively connected with a first butterfly valve, a second butterfly valve and a connecting pipe, the outer end of the connecting pipe is sequentially connected with a first connecting piece, a second connecting piece and a glue discharging joint, and a circular filter screen plate is clamped between the first connecting piece and the second connecting piece. Impurities in glue or clustered glue can be blocked through a filter screen of the circular filter screen plate, so that the quality of the glue is guaranteed in the gluing process, impurities are prevented from appearing in paper, the circular filter screen plate is clamped between the first connecting piece and the second connecting piece, the space is saved, meanwhile, the circular filter screen plate is conveniently taken out, and the practicability is high. The glue recycling device is simple in structure and convenient to clean impurities in the first connecting piece and the second connecting piece, the whole glue recycling device is of a double-butterfly-valve structure, glue in the recycling barrel can be directly recycled and placed, convenience is greatly improved, the glue can be directly filtered through a filter screen of a filter circular filter screen plate, and the impurities in the recycled glue can be blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of glue release mechanisms, in particular to a double butterfly valve glue release mechanism with a filter component. Background Art

[0002] When processing composite paper, it is generally necessary to apply glue, and the glue is released by a glue release mechanism. The released glue is sent to the coating head of the coating machine through a pump and a pipe, and the glue is applied to the surface of the paper through the coating head.

[0003] The existing glue discharge mechanism is only a valve, and the glue is generally filtered for impurities through a separate filtering device. This structure takes up a lot of space, and when recycling the glue, a filtering device is also required to filter the recycled glue, which increases the cost. Moreover, the recycled glue after filtration still needs to be returned to the glue storage barrel first, and then re-enter the glue discharge mechanism, which is relatively inconvenient. Therefore, an improved technology is urgently needed to solve this problem in the existing technology. Utility Model Content

[0004] The purpose of the present utility model is to provide a double butterfly valve glue discharge mechanism with a filtering component. During the glue discharge process, impurities or clumped glue in the glue can be blocked by the filter of the circular filter screen plate, thereby ensuring the quality of the glue during the gluing process and avoiding the appearance of impurities in the paper. Since the circular filter screen plate is clamped between the first connecting member and the second connecting member, it is convenient to remove the circular filter screen plate while saving space, and it is also convenient to clean the impurities inside the first connecting member and the second connecting member. The overall double butterfly valve structure is adopted, and the glue in the recovery barrel can be directly recovered and discharged, which greatly improves the convenience, and can be directly filtered through the filter screen of the filtering circular filter screen plate to block impurities in the recovered glue, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a double butterfly valve glue release mechanism with a filter assembly, comprising a three-way joint, a first butterfly valve, a second butterfly valve, a connecting pipe, a first connecting piece, a second connecting piece, a glue outlet joint, a first clamp, a second clamp and a circular filter screen, wherein the two ends of the three-way joint are respectively connected to the first butterfly valve and the second butterfly valve, the other end of the three-way joint is connected to one end of the connecting pipe, the end of the connecting pipe away from the three-way joint is connected to the first connecting piece through the first clamp, the first connecting piece is connected to the second connecting piece through a flange, and the second connecting piece is connected to the end away from the first connecting piece through the flange. The first connecting member and the second connecting member are connected to the glue outlet joint through the second clamp, and an inner cavity is provided inside the first connecting member and the second connecting member. The circular filter plate is clamped between the first connecting member and the second connecting member. The connecting pipe is provided with a first outer folded edge near one end of the first connecting member, and the first connecting member is provided with a second outer folded edge near one end of the connecting pipe. The first outer folded edge is connected to the second outer folded edge and cooperates with the first clamp, and the glue outlet joint is provided with a third outer folded edge near one end of the second connecting member, and the second connecting member is provided with a fourth outer folded edge near one end of the glue outlet joint. The third outer folded edge is connected to the fourth outer folded edge and cooperates with the second clamp.

[0006] Preferably, the utility model provides a double butterfly valve glue release mechanism with a filter assembly, wherein the first clamp is provided with a groove to cooperate with the first outer folding edge and the second outer folding edge, the second clamp is provided with a groove to cooperate with the third outer folding edge and the fourth outer folding edge, and the first clamp and the second clamp are provided with a first clamping groove and a second clamping groove at both ends, the first clamping groove is connected to a screw rod through a rotating shaft, and the screw rod is also movably arranged in the second clamping groove, and the end of the screw rod away from the first clamping groove cooperates with an internal threaded sleeve, and the internal threaded sleeve cooperates with the outer side surface of the second clamping groove, and the outer end of the internal threaded sleeve is provided with a knob.

[0007] Preferably, the utility model provides a double butterfly valve glue release mechanism with a filter assembly, wherein the circular filter screen plate includes an annular plate and a filter screen, and the filter screen is provided on the inner ring of the annular plate.

[0008] Preferably, the utility model provides a double butterfly valve glue release mechanism with a filter assembly, wherein the flanges of the first connecting member and the second connecting member are both provided with annular grooves, and the annular plate is clamped between the flanges of the first connecting member and the second connecting member.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] (1) A circular filter screen is sandwiched between the first connecting member and the second connecting member. Both the first connecting member and the second connecting member are provided with a cavity. During the glue application process, impurities or clumped glue in the glue can be blocked by the filter screen of the circular filter screen, thereby ensuring the quality of the glue during the glue application process and preventing impurities from appearing in the paper.

[0011] (2) The first connecting member and the second connecting member are connected by a flange, the connecting pipe and the first connecting member are fastened together by a first clamp, and the second connecting member and the glue outlet joint are fastened together by a second clamp, which is convenient for assembly and disassembly. Since the circular filter screen is clamped between the first connecting member and the second connecting member, it is convenient to remove the circular filter screen while saving space, and it is also convenient to clean the impurities inside the first connecting member and the second connecting member.

[0012] (3) The overall double butterfly valve structure can directly recycle the glue in the recycling barrel, which greatly improves the convenience. It can also be directly filtered through the filter screen of the circular filter plate to block impurities in the recycled glue. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural diagram of the utility model;

[0014] Figure 2 This is a schematic diagram of the top view of the structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the explosion structure of the utility model;

[0016] Figure 4 This is a schematic diagram of the front view structure of the first connecting member (the structure of the second connecting member is the same as that of the first connecting member);

[0017] Figure 5 Schematic diagram of the circular filter plate structure.

[0018] In the figure: three-way joint 1, first butterfly valve 2, second butterfly valve 3, connecting pipe 4, first connecting piece 5, second connecting piece 6, glue outlet joint 7, first clamp 8, second clamp 9, circular filter screen plate 10, first outer fold 11, second outer fold 12, third outer fold 13, fourth outer fold 14, first groove 15, second groove 16, screw 17, internal threaded sleeve 18, knob 19, annular groove 20, flange 21, annular plate 1001, filter screen 1002. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0020] It should be noted that, in the description of the present invention, the terms "inside", "outside", "up", "down", "both sides", "one end", "the other end", "left", "right", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as a limitation on the present invention.

[0021] See also Figure 1-4The utility model provides a technical solution: a double butterfly valve glue release mechanism with a filter assembly, including a three-way joint 1, a first butterfly valve 2, a second butterfly valve 3, a connecting pipe 4, a first connecting piece 5, a second connecting piece 6, a glue outlet joint 7, a first clamp 8, a second clamp 9 and a circular filter screen 10, wherein the two ends of the three-way joint 1 are respectively connected to the first butterfly valve 2 and the second butterfly valve 3, the other end of the three-way joint 1 is connected to one end of the connecting pipe 4, the end of the connecting pipe 4 away from the three-way joint 1 is connected to the first connecting piece 5 through the first clamp 8, the first connecting piece 5 is connected to the second connecting piece 6 through the flange 21, and the second connecting piece 6 is away from the first connecting piece One end of the connecting piece 5 is connected to the glue outlet joint 7 through the second clamp 9. The first connecting piece 5 and the second connecting piece 6 are both provided with an inner cavity. The circular filter screen plate 10 is clamped between the first connecting piece 5 and the second connecting piece 6. The connecting pipe 4 is provided with a first outer folding edge 11 at one end close to the first connecting piece 5, and the first connecting piece 5 is provided with a second outer folding edge 12 at one end close to the connecting pipe 4. The first outer folding edge 11 is connected to the second outer folding edge 12 and cooperates with the first clamp 8. The glue outlet joint 7 is provided with a third outer folding edge 13 at one end close to the second connecting piece 6, and a fourth outer folding edge 14 is provided at one end of the second connecting piece 6 close to the glue outlet joint 7. The third outer folding edge 1 3 is connected to the fourth outer folding edge 14 and cooperates with the second hoop 9. The first hoop 8 is provided with a groove to cooperate with the first outer folding edge 11 and the second outer folding edge 12. The second hoop 9 is provided with a groove to cooperate with the third outer folding edge 13 and the fourth outer folding edge 14. The first hoop 8 and the second hoop 9 are provided with a first card groove 15 and a second card groove 16 at both ends. The first card groove 15 is connected to a screw 17 through a rotating shaft. The screw 17 is also movably arranged in the second card groove 16. The end of the screw 17 away from the first card groove 15 cooperates with the internal threaded sleeve 18. The internal threaded sleeve 18 cooperates with the outer side of the second card groove 16. The outer end of the internal threaded sleeve 18 is provided with Knob 19, when opening the first clamp 8 or the second clamp 9, rotate the internal threaded sleeve 18 outward to disengage the internal threaded sleeve 18 from the outer side of the second clamping groove 16, rotate the screw 17 to make the screw 17 leave the second clamping groove 16, thereby opening the first clamp 8 or the second clamp 9. When locking, press the screw 17 into the second clamping groove 16, and then rotate the internal threaded sleeve 18 to move the internal threaded sleeve 18 toward the inner end and against the second clamping groove 16, thereby completing the locking of the first clamp 8 or the second clamp 9. This structure is easy to operate, so that the connecting pipe 4 and the first connecting member 5 or the second connecting member 6 and the glue outlet joint 7 can be quickly connected.

[0022] like Figure 5As shown, the circular filter screen plate 10 includes an annular plate 1001 and a filter screen 1002. The filter screen 1002 is provided on the inner ring of the annular plate 1001. The circular filter screen plate 10 of this structure can realize filtering while being easy to install and replace. The flanges 21 of the first connecting member 5 and the second connecting member 6 are both provided with annular grooves 20. The annular plate 1001 is clamped between the flanges 21 of the first connecting member 5 and the second connecting member 6 to ensure the stability of the circular filter screen plate 10.

[0023] Assembly method and operating principle: Connect the first butterfly valve 2, the second butterfly valve 3, and the connecting pipe 4 to the tee joint 1 respectively. Then, connect the second outer fold 12 of the first connecting part 5 to the first outer fold 11 of the connecting pipe 4, and lock the connection through the first clamp 8, screw 17, and internal threaded sleeve 18. Then, connect the third outer fold 13 of the joint to the fourth outer fold 14 of the second connecting part 6, and lock the connection through the second clamp 9, screw 17, and internal threaded sleeve 18. Finally, connect the first connecting part 5 and the second connecting part 6 to each other through the flange 21, bolts, and nuts to complete the assembly. The first butterfly valve 2 is connected to the glue storage barrel through a pipeline and a pump. The second butterfly valve 3 is connected to the recycling barrel through a pipeline and a recycling pump. The recycling barrel is connected to the glue tank through a pipeline. The glue outlet joint 7 is connected to the glue coating head through a pipeline. The glue coating head is installed in the glue coating machine and is located above the paper path. The glue tank is located below the glue coating head. During use, open the first butterfly valve 2, close the second butterfly valve 3, and the glue is released through the first butterfly valve 2, the three-way joint 1, the connecting pipe 4, the first connecting piece 5, the filter 1002, the second connecting piece 6 and the glue outlet joint 7. When the glue in the recycling barrel reaches the liquid level, close the first butterfly valve 2, open the second butterfly valve 3, and the glue is released through the first butterfly valve 2, the three-way joint 1, the connecting pipe 4, the first connecting piece 5, the filter 1002, the second connecting piece 6 and the glue outlet joint 7. The utility model has a reasonable structure, and a circular filter screen 10 is clamped between the first connecting piece 5 and the second connecting piece 6. The first connecting piece 5 and the second connecting piece 6 are both provided with cavities. During the glue release process, the filter screen 1002 of the circular filter screen 10 can block impurities or clumping glue in the glue, thereby ensuring the quality of the glue during the gluing process and avoiding impurities in the paper. The first connecting piece 5 and the second connecting piece 6 are connected by a flange 21, and the connecting pipe 4 and the first connecting piece 5 are fastened together by a first clamp 8. The second connecting piece 6 and the glue outlet joint 7 are fastened together by the second clamp 9, which is convenient for assembly and disassembly. Since the circular filter screen plate 10 is clamped between the first connecting member 5 and the second connecting member 6, it is convenient to remove the circular filter screen plate 10 while saving space, and it is also convenient to clean the impurities inside the first connecting member 5 and the second connecting member 6. The overall double butterfly valve structure can directly recycle the glue in the recycling barrel, which greatly improves the convenience, and can be directly filtered through the filter screen 1002 of the circular filter screen plate 10 to block impurities in the recycled glue.

[0024] Anything not described in detail in the present invention is well known to those skilled in the art.

[0025] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model and are not limiting. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A double butterfly valve glue release mechanism with a filter assembly, characterized by: The invention comprises a three-way joint (1), a first butterfly valve (2), a second butterfly valve (3), a connecting pipe (4), a first connecting piece (5), a second connecting piece (6), a glue outlet joint (7), a first clamp (8), a second clamp (9) and a circular filter screen (10), wherein the two ends of the three-way joint (1) are respectively connected to the first butterfly valve (2) and the second butterfly valve (3), the other end of the three-way joint (1) is connected to one end of the connecting pipe (4), the end of the connecting pipe (4) away from the three-way joint (1) is connected to the first connecting piece (5) through the first clamp (8), the first connecting piece (5) is connected to the second connecting piece (6) through the flange (21), the end of the second connecting piece (6) away from the first connecting piece (5) is connected to the glue outlet joint (7) through the second clamp (9), the first connecting piece Both the connecting member (5) and the second connecting member (6) have inner cavities, and the circular filter screen (10) is clamped between the first connecting member (5) and the second connecting member (6). The connecting tube (4) is provided with a first outer folding edge (11) at one end close to the first connecting member (5), and the first connecting member (5) is provided with a second outer folding edge (12) at one end close to the connecting tube (4). The first outer folding edge (11) is connected to the second outer folding edge (12) and cooperates with the first clamp (8). The glue outlet joint (7) is provided with a third outer folding edge (13) at one end close to the second connecting member (6), and the second connecting member (6) is provided with a fourth outer folding edge (14) at one end close to the glue outlet joint (7). The third outer folding edge (13) is connected to the fourth outer folding edge (14) and cooperates with the second clamp (9).

2. The double butterfly valve glue discharging mechanism with a filter assembly according to claim 1, characterized in that: The first clamp (8) is provided with a groove to cooperate with the first outer folding edge (11) and the second outer folding edge (12), and the second clamp (9) is provided with a groove to cooperate with the third outer folding edge (13) and the fourth outer folding edge (14). Both ends of the first clamp (8) and the second clamp (9) are provided with a first clamping groove (15) and a second clamping groove (16). The first clamping groove (15) is connected to a screw rod (17) through a rotating shaft. The screw rod (17) is also movably arranged in the second clamping groove (16). The end of the screw rod (17) away from the first clamping groove (15) cooperates with an internal threaded sleeve (18). The internal threaded sleeve (18) cooperates with the outer side surface of the second clamping groove (16). The outer end of the internal threaded sleeve (18) is provided with a knob (19).

3. The double butterfly valve glue discharging mechanism with a filter assembly according to claim 1, characterized in that: The circular filter screen plate (10) comprises an annular plate (1001) and a filter screen (1002), and the filter screen (1002) is provided on the inner circle of the annular plate (1001).

4. The double butterfly valve glue discharging mechanism with a filter assembly according to claim 3, characterized in that: The flanges (21) of the first connecting member (5) and the second connecting member (6) are both provided with an annular groove (20), and the annular plate (1001) is clamped between the flanges (21) of the first connecting member (5) and the second connecting member (6).

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