CN214233408U - Gas circulation system pipeline structure for oil glue - Google Patents

Abstract

The application relates to the technical field of adhesive tape production, in particular to a pipeline structure of an oil-adhesive gas circulation system, which comprises a plurality of buffer pipe sections, wherein the plurality of buffer pipe sections are sequentially connected to form a buffer pipeline, the buffer pipeline is arranged in a shape like a Chinese character 'ji', the head and the tail of the buffer pipeline are respectively communicated with an adhesive device and a condenser, and a connecting assembly is arranged between every two adjacent buffer pipe sections; this pipeline structure can improve toluene vapor recycle's security.

Description

Gas circulation system pipeline structure for oil glue

Technical Field

The application relates to the field of adhesive tape production, in particular to a pipeline structure of an oil-adhesive gas circulation system.

Background

The adhesive layer needs to be processed in the production process of the adhesive tape, the oil solvent, namely the oil glue, is needed in the process, the toluene is contained in the oil glue, the gaseous toluene can volatilize in the production process of the adhesive tape, the volatilized toluene is generally recovered as much as possible, the pollution to the environment is reduced on one hand, the production cost is reduced on the other hand, and the purpose of recycling is achieved.

In the related art, the conventional toluene recovery device generally introduces toluene vapor just discharged from the viscose equipment into a condenser for condensation; however, the toluene vapor just discharged has high heat and large unit volume, and the direct discharge into the condenser may cause the pressure in the condenser to be too high, which may cause the condenser to malfunction, thereby reducing the safety of toluene vapor recycling, and thus needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve toluene vapor recycle's security, this application provides an air circulation system pipeline structure for oil glue.

The application provides a pair of gas circulation system pipeline structure for glue adopts following technical scheme:

the utility model provides an oil is gas circulation system pipeline structure for glue, includes a plurality of buffer pipe sections, and is a plurality of buffer pipe section connects gradually forms the buffer pipeline, the buffer pipeline is the setting of the style of calligraphy of oneself, the head and the tail of buffer pipeline communicate with viscose equipment and condenser respectively, adjacent two be provided with coupling assembling between the buffer pipe section.

Through adopting above-mentioned technical scheme, connect a plurality of buffer pipe sections through coupling assembling and form the buffer tube way, the buffer tube way is the setting of the word type of having one's own, toluene steam need pass through a section longer buffering period before carrying into the condenser, so that toluene steam can have abundant time to spread, and simultaneously, partial toluene steam receives outside temperature's influence and takes place the cooling at the in-process of carrying, and then unit volume when reducing it and getting into the condenser, thereby it causes the too big condition of pressure in the condenser to take place after having reduced toluene steam gets into the condenser, toluene steam recycle's security has been improved.

Preferably, coupling assembling sets up to first engaging lug, second engaging lug and fixing bolt, first engaging lug and second engaging lug set up respectively in the lateral wall of two buffer pipe sections, fixing bolt in proper order with first engaging lug and second engaging lug threaded connection.

Through adopting above-mentioned technical scheme, during the installation, laminate the terminal surface of two buffer tube sections each other, laminate the lateral wall of first engaging lug and second engaging lug each other simultaneously, twist first engaging lug and second engaging lug with fixing bolt in proper order to realize the fixed of first engaging lug and second engaging lug, and then can reach two adjacent buffer tube section fixed connection's purpose.

Preferably, a positioning block and a positioning groove are arranged between the side walls of the first connecting lug and the second connecting lug respectively, and the positioning block is in inserting fit with the positioning groove.

Through adopting above-mentioned technical scheme, locating piece and constant head tank grafting cooperation, and then can find the mounted position of first engaging lug and second engaging lug fast to the installation convenience of indirect improvement buffer pipe section.

Preferably, the end surfaces of two adjacent buffer pipe sections are provided with sealing gaskets, and the two sealing gaskets are in butt joint.

Through adopting above-mentioned technical scheme, two sealed mutual butts of filling up to improve the connection leakproofness between two adjacent buffer pipe sections, and then reduce the condition emergence that toluene steam flows out from two adjacent buffer pipe section junctions.

Preferably, a filter screen is arranged inside the buffer pipe section positioned at the head part, and a fixing part is arranged between the filter screen and the buffer pipe section.

Through adopting above-mentioned technical scheme, the filter screen can filter out the impurity of toluene steam, and then effectively reduces the impurity that the toluene of retrieving is taken to improve the quality of the toluene after retrieving.

Preferably, the fixing part is an elastic hook, the elastic hook is arranged on the inner wall of the buffer pipe section, the side wall of the filter screen is provided with a clamping groove, the clamping groove penetrates through the two side walls of the filter screen, and the elastic hook and the clamping groove are in hooking fit.

Through adopting above-mentioned technical scheme, insert the filter screen to the inside of buffer pipe section, make the elasticity pothook insert the cooperation of joint in the draw-in groove simultaneously, and then realize the fixed of filter screen and buffer pipe section.

Preferably, the inner wall of the buffer pipe section is provided with a guide groove, the guide groove penetrates through the end face of the buffer pipe section, the side wall of the filter screen is provided with a guide rod, and the guide rod is in plug-in fit with the guide groove.

Through adopting above-mentioned technical scheme, the guide bar is pegged graft with the guide way and is cooperated in order to play the guide effect to the mounted position of quick location filter screen, and then improved the installation effectiveness of filter screen.

Preferably, the outer wall of the buffer pipe section is provided with a thermometer.

Through adopting above-mentioned technical scheme, the thermometer is so that observe the inside concrete temperature of buffer tube section to the staff can cooperate the temperature in the buffer tube section to regulate and control the delivery capacity of toluene steam, and then indirectly improved toluene recycle's security.

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

1. the pipeline structure can improve the safety of toluene steam recycling;

2. the pipeline structure is simple in structure and convenient to disassemble and assemble;

3. the pipeline structure can improve the quality of the recovered methylbenzene.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

FIG. 2 is a schematic view of the assembly of the first and third pipe sections in an embodiment of the present application.

Fig. 3 is a schematic view of the assembly of the filter screen to the first pipe section in an embodiment of the present application.

Description of reference numerals: 1. a buffer pipe; 2. a buffer pipe section; 21. a first tube section; 211. a guide groove; 22. a second tube section; 23. a third tube section; 3. a thermometer; 4. a gasket; 5. a connecting assembly; 51. a first connecting lug; 511. positioning blocks; 52. a second engaging lug; 521. positioning a groove; 53. fixing the bolt; 6. a filter screen; 61. a guide bar; 62. a card slot; 7. an elastic hook; 71. a connecting portion; 72. a hooking part.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses gas circulation system pipeline structure for oil glue. Referring to fig. 1 and 2, the pipeline structure of the oil and glue gas circulation system comprises a plurality of buffer pipe sections 2, in this embodiment, the number of the buffer pipe sections 2 is four, the four buffer pipe sections 2 are arranged in a horizontal linear manner, in this embodiment, the leftmost buffer pipe section 2 is used as the first buffer pipe section 2 for description, the buffer pipe section 2 located at the head is communicated with the glue equipment, and the buffer pipe section 2 located at the tail is communicated with the condenser. In addition, the thermometer 3 is installed on the outer wall of one buffer pipe section 2 located in the middle, and the thermometer 3 is used for testing the specific temperature in the buffer pipe section 2.

Specifically, the buffer pipe section 2 comprises a first pipe section 21, a second pipe section 22 and a third pipe section 23 which are arranged in a cuboid shape; the first pipe section 21, the second pipe section 22 and the third pipe section 23 are sequentially connected end to end and are integrally formed, and the first pipe section 21 and the third pipe section 23 are perpendicular to two opposite side walls of the second pipe section 22 respectively. Meanwhile, the end surfaces of the first pipe section 21 and the third pipe section 23 are fixedly connected with the sealing gaskets 4 through screws, in the embodiment, the sealing gaskets 4 are made of rubber, the sealing gaskets 4 between the third pipe section 23 of the previous buffer pipe section 2 and the first pipe section 21 of the next buffer pipe section 2 are mutually abutted and matched, and the elastic acting force of the sealing gaskets 4 is utilized to enhance the connection sealing performance between the first pipe section 21 and the third pipe, so that the occurrence of the condition that toluene steam flows out from the connection part of the first pipe section 21 and the third pipe section 23 is reduced.

In addition, a connecting assembly 5 is arranged between the third pipe section 23 of the previous buffer pipe section 2 and the first pipe section 21 of the next buffer pipe section 2, and the four buffer pipe sections 2 are connected end to end through the connecting assembly 5 to form a Chinese character 'ji' type structure.

Specifically, coupling assembling 5 sets up to two sets ofly, two sets of coupling assembling 5 symmetries set up in two relative lateral walls of buffer pipe section 2, coupling assembling 5 sets up to first engaging lug 51 and second engaging lug 52 and fixing bolt 53, first engaging lug 51 and second engaging lug 52 weld respectively in the tip of adjacent first pipeline section 21 and third pipeline section 23, first engaging lug 51 aligns with second engaging lug 52, and the relative lateral wall of first engaging lug 51 and second engaging lug 52 all runs through and is provided with the screw hole, fixing bolt 53 runs through two screw holes and first engaging lug 51 and second engaging lug 52 screw-thread fit in proper order. In addition, be provided with locating piece 511 and constant head tank 521 between the relative lateral wall of first engaging lug 51 and second engaging lug 52 respectively, locating piece 511 and first engaging lug 51 are integrated into one piece, and locating piece 511 and constant head tank 521 are pegged graft and are cooperated to realize the counterpoint of the screw hole of first engaging lug 51 and second engaging lug 52 fast.

Further, referring to fig. 3, a filter screen 6 is arranged in the first pipe section 21 of the buffer pipe section 2 located at the head, the cross section of the filter screen 6 is equal to the inner cross section of the first pipe section 21, guide grooves 211 are formed in two inner walls, opposite to the first pipe section 21, of the first pipe section 21 along the length direction of the first pipe section 21, the guide grooves 211 penetrate through the end face of the first pipe section 21, meanwhile, guide rods 61 are also integrally formed on two side walls of the filter screen 6, and the guide rods 61 are matched with the guide grooves 211 in an inserted connection mode. Furthermore, a fixing element is arranged between the filter screen 6 and the first pipe section 21.

Specifically, the fixing members are two, the two fixing members are symmetrically arranged on two opposite inner walls of the first pipe section 21, the fixing members are elastic hooks 7, each elastic hook 7 includes a connecting portion 71 and a hooking portion 72, in this embodiment, the connecting portion 71 is made of metal with good elastic properties, so that the connecting portion 71 can deform, one end of the connecting portion 71 is perpendicularly fixed on the inner wall of the first pipe section 21 in a welding manner, meanwhile, the hooking portion 72 is perpendicularly fixed on the other end of the connecting portion 71 in a welding manner, and the hooking portion 72 is arranged towards the opening of the first pipe section 21. Meanwhile, the two sides of one surface of the filter screen 6 are both provided with a clamping groove 62 corresponding to the elastic clamping hook 7, the clamping grooves 62 penetrate through the two surfaces of the filter screen 6, and the hooking part 72 penetrates through the clamping grooves 62 and is matched with the other surface of the filter screen 6 in a hooking manner.

The implementation principle of the pipeline structure of the oil-glue gas circulation system is as follows: the adjacent first pipe section 21 and the third pipe section 23 are aligned, and at the same time, the positioning block 511 is inserted into the positioning slot 521, and the fixing bolt 53 is sequentially inserted through the first connecting lug 51 and the second connecting lug 52 and screwed down for fixing. Connect four buffer pipe sections 2 through above-mentioned mode and form buffer pipeline 1 that is the style of calligraphy, toluene steam need pass through a section longer buffering period before carrying into the condenser, so that toluene steam can have abundant time to diffuse, simultaneously, partial toluene steam receives outside temperature's influence and takes place the cooling at the in-process of carrying, and then unit volume when reducing it and getting into the condenser, thereby it causes the too big condition of pressure in the condenser to take place after toluene steam gets into the condenser to have reduced, toluene steam recycle's security has been improved.

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 (8)

1. The utility model provides an oil is gas circulation system pipeline structure for glue which characterized in that: including a plurality of buffer pipe sections (2), it is a plurality of buffer pipe section (2) connect gradually and form buffer pipe (1), buffer pipe (1) is the setting of the style of calligraphy of having one's own, the head and the tail of buffer pipe (1) communicate with viscose equipment and condenser respectively, adjacent two be provided with coupling assembling (5) between buffer pipe section (2).

2. The pipeline structure of the oil and glue gas circulation system according to claim 1, wherein: coupling assembling (5) set up to first engaging lug (51), second engaging lug (52) and fixing bolt (53), first engaging lug (51) and second engaging lug (52) set up respectively in the lateral wall of two buffer pipe sections (2), fixing bolt (53) in proper order with first engaging lug (51) and second engaging lug (52) threaded connection.

3. The pipeline structure of the oil and glue gas circulation system according to claim 2, wherein: be provided with locating piece (511) and constant head tank (521) between the lateral wall of first engaging lug (51) and second engaging lug (52) respectively, locating piece (511) and constant head tank (521) grafting cooperation.

4. The pipeline structure of the oil and glue gas circulation system according to claim 1, wherein: the end faces of the two adjacent buffer pipe sections (2) are provided with sealing gaskets (4), and the two sealing gaskets (4) are in butt joint.

5. The pipeline structure of the oil and glue gas circulation system according to claim 1, wherein: a filter screen (6) is arranged inside the buffer pipe section (2) positioned at the head part, and a fixing part is arranged between the filter screen (6) and the buffer pipe section (2).

6. The pipeline structure of the gas circulation system for oil and glue according to claim 5, characterized in that: the mounting sets up to elasticity pothook (7), elasticity pothook (7) set up in the inner wall of buffer pipe section (2), the lateral wall of filter screen (6) is provided with draw-in groove (62), draw-in groove (62) run through two lateral walls of filter screen (6), elasticity pothook (7) collude with draw-in groove (62) and hold the cooperation.

7. The pipeline structure of the gas circulation system for oil and glue according to claim 5, characterized in that: the inner wall of buffer pipe section (2) is provided with guide way (211), the terminal surface of buffer pipe section (2) is run through in guide way (211), the lateral wall of filter screen (6) is provided with guide bar (61), guide bar (61) and guide way (211) cooperation of pegging graft.

8. The pipeline structure of the oil and glue gas circulation system according to claim 1, wherein: and a thermometer (3) is arranged on the outer wall of the buffer pipe section (2).

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