CN213236481U - Phenolic resin's beating material pipeline heat preservation flexible coupling device for fireworks coating production - Google Patents
Phenolic resin's beating material pipeline heat preservation flexible coupling device for fireworks coating production Download PDFInfo
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- CN213236481U CN213236481U CN202022091383.1U CN202022091383U CN213236481U CN 213236481 U CN213236481 U CN 213236481U CN 202022091383 U CN202022091383 U CN 202022091383U CN 213236481 U CN213236481 U CN 213236481U
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Abstract
The utility model discloses a phenolic resin's beating material pipeline heat preservation flexible connecting device for fireworks coating production, this heat preservation flexible connecting device includes the bellows, the both ends of bellows are all fixedly connected with the connecting pipe, the one end that the bellows was kept away from to the connecting pipe is all fixedly connected with the isolation tube, the one end that the isolation tube kept away from the connecting pipe is all fixedly connected with sealing flange; adopt the steel wire intranet to make the skeleton in the bellows, the outside of bellows still is equipped with the metal mesh cover, the equal fixed connection in both ends of metal mesh cover on the connecting pipe. The performance of the soft connection device is improved through the arrangement of the metal net sleeve and the corrugated hose, and the performance of the soft connection device is further improved through the arrangement of the steel wire inner net and the steel wire. The soft polyurethane foam plastic enables the soft connecting device to have heat insulation performance, and the risk of scalding of workers by the soft connecting device in work is reduced; the sealing flange improves the connection tightness of the flexible connection device and the material conveying pipe and the like.
Description
Technical Field
The utility model relates to a fireworks coating technical field especially relates to a fireworks coating production is with phenolic resin's beating material pipeline heat preservation flexible coupling device.
Background
The phenolic resin is a necessary material in the production process of fireworks, is also called bakelite or bakelite powder, is colorless or tawny transparent, granular or powdery, is widely applied to the industries of adhesives, flame-retardant materials, grinding wheel sheets, anticorrosion engineering and the like because of good acid resistance, mechanical property and heat resistance, can be slowly decomposed to generate hydrogen, hydrocarbon, water vapor and carbon oxide in the combustion process, and has the properties of low smoke and low toxicity, so the phenolic resin is widely applied to the production of fireworks coatings. In the production process of the firework coating, the knockout pipeline is often connected with a material conveying pipe of a reaction kettle through a soft connecting device, the existing soft connecting device is mostly simple rubber, and the soft connecting devices have single functions, are easy to damage and often need to be replaced, so that the production cost is increased; in addition, due to the fact that the temperature of phenolic resin in the soft connecting device is high, workers are often scalded in the operation process through the soft connecting device made of rubber, and personal safety of the workers is damaged.
Disclosure of Invention
The utility model provides a material pipe heat preservation flexible coupling device is beaten with phenolic resin to fireworks coating production to solve the technical problem that the flexible coupling device who beats the material pipe in the present fireworks coating production process and use damaged easily.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a thermal insulation flexible connecting device for a beating pipeline of phenolic resin for producing fireworks coating comprises a flexible pipe, wherein the flexible pipe is a corrugated flexible pipe, two ends of the corrugated flexible pipe are fixedly connected with connecting pipes, one ends of the connecting pipes, far away from the corrugated flexible pipe, are fixedly connected with isolating pipes, and one ends of the isolating pipes, far away from the connecting pipes, are fixedly connected with sealing flanges; adopt the steel wire intranet to make the skeleton in the bellows, the outside of bellows still overlaps and is equipped with the metal mesh cover, and metal mesh cover and bellows interval set up, and the equal fixed connection in both ends of metal mesh cover is on the connecting pipe.
Preferably, the outer side wall of the metal net sleeve is fixedly connected with steel wires arranged at intervals, and a cavity between the metal net sleeve and the corrugated hose is filled with a heat insulation material.
Preferably, the sealing flange comprises a flange plate, one end of the flange plate, which is far away from the corrugated hose, is fixedly connected with an annular bulge ring, the bulge ring is provided with a plurality of bulge sealing grooves along the circumferential direction, and annular sealing rings are filled in the bulge sealing grooves in an interference manner; the flange plate is provided with bolt holes.
Preferably, a plurality of columniform spread grooves have been seted up on the flange plate between bolt hole and the flange central axis, and a plurality of sealed recesses have been seted up along the circumference of its inside wall to the spread groove, and the interference packing has the spread groove sealing washer in the sealed recess.
Preferably, the corrugated hose, the connecting pipe, the isolating pipe and the sealing flange are fixedly connected in sequence in a seamless welding mode, and the metal net sleeve is formed by weaving a stainless steel wire with the diameter of 0.5mm or a stainless steel belt with the thickness of 0.25 mm.
Preferably, the insulating material is a flexible polyurethane foam.
Preferably, the equal fixedly connected with connecting block in top of two connecting pipes, jack has all been seted up to one side that sealing flange was kept away from to two connecting blocks, installs the handle between two jacks.
The utility model discloses the beneficial effect who has does: the performance of the heat-preservation flexible connecting device is improved and the service life of the heat-preservation flexible connecting device is prolonged through the double-layer arrangement of the metal net sleeve and the corrugated hose; the performance of the heat-preservation flexible connecting device is further improved through the arrangement of the inner steel wire net in the corrugated hose and the outer steel wire of the metal net sleeve. The metal net sleeve is formed by weaving stainless steel wires with the diameter of 0.5mm or stainless steel bands with the thickness of 0.25mm, the airtightness of the heat-preservation flexible connecting device is guaranteed, the pressure resistance of the heat-preservation flexible connecting device is improved, and the service life of the heat-preservation flexible connecting device is further prolonged. The soft polyurethane foam plastic filled between the metal net sleeve and the corrugated hose enables the heat-insulation soft connecting device to have heat-insulation performance, waste of heat of phenolic resin is reduced, and the risk of scalding of workers by the heat-insulation soft connecting device in work is reduced; and the sealing flange is arranged, so that the connection tightness between the heat-insulation soft connecting device and the conveying pipe and between the heat-insulation soft connecting device and the material beating pipeline is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
A thermal insulation flexible connecting device for a beating pipeline of phenolic resin for producing fireworks coating is shown in figures 1 and 2 and comprises a corrugated hose 1, wherein two ends of the corrugated hose 1 are fixedly connected with connecting pipes 2, one ends of the connecting pipes 2, far away from the corrugated hose 1, are fixedly connected with isolating pipes 3, and one ends of the isolating pipes 3, far away from the connecting pipes 2, are fixedly connected with sealing flanges 4; adopt the steel wire intranet to make the skeleton in the corrugated tube 1, the outside of corrugated tube 1 still overlaps and is equipped with metal mesh 6, and metal mesh 6 sets up with corrugated tube 1 interval, and the equal fixed connection in both ends of metal mesh 6 is on connecting pipe 2. Through the metal mesh 6 and the corrugated hose 1 with the steel wire inner net as the framework, the performance of the heat-preservation flexible connecting device is improved, and the service life of the heat-preservation flexible connecting device can be prolonged. The outer side wall of the metal mesh 6 is fixedly connected with steel wires 7 which are arranged at intervals, and the arrangement of the steel wires 7 further improves the performance of the heat-preservation flexible connection device; the arrangement of the connecting pipe 2 and the isolating pipe 3 enables the sealing flange 4 to be isolated from the corrugated hose 1, and reduces abrasion of the sealing flange 4 to the corrugated hose in the transportation process.
The cavity between the metal net sleeve 6 and the corrugated hose 1 is filled with a heat insulation material 8, and the heat insulation material 8 is soft polyurethane foam plastic. On the one hand, soft polyurethane foam has good elasticity, and on the other hand soft polyurethane foam has good thermal insulation performance, has avoided the workman to be scalded by heat preservation soft connecting device, also plays the heat preservation effect to the phenolic resin in the heat preservation soft connecting device simultaneously, has reduced its thermal loss, has improved work efficiency.
The sealing flange 4 comprises a flange plate 9, a bolt hole 10 is formed in the flange plate 9, an annular bulge ring 11 is fixedly connected to one end, away from the corrugated hose 1, of the flange plate 9, a plurality of bulge sealing grooves are formed in the bulge ring 11 along the circumferential direction of the bulge sealing groove, and annular sealing rings 13 are filled in the bulge sealing grooves in an interference mode; further, the bulge loop 11 is provided with a chamfer 14 arranged obliquely along the circumferential direction, and the bulge sealing groove is located on the chamfer 14. A plurality of cylindrical connecting grooves 15 are formed in the flange plate 9 between the bolt hole 10 and the central axis of the flange, a plurality of sealing grooves are formed in the connecting grooves 15 along the circumferential direction of the inner side wall of the connecting grooves, and connecting groove sealing rings 16 are filled in the sealing grooves in an interference mode. In order to be matched with the sealing flange 4, a matching flange 17 matched with the sealing flange 4 is further installed on the conveying pipe, a groove 18 matched with the raised ring 11 is formed in one end, close to the sealing flange 4, of the matching flange 17, a sealing column 19 is fixedly connected to the position, corresponding to the connecting groove 15, of the matching flange 17, and the sealing column 19 is inserted into the connecting groove 15. Through the cooperation between the convex ring 11, the groove 18 and the annular sealing ring 13 and the cooperation between the connecting groove 15 and the sealing column 19, the sealing performance of the sealing flange 4 is improved, and the problem of leakage at the joint of the heat-preservation soft connecting device is avoided.
Further, the equal fixedly connected with connecting block 20 in top of two connecting pipes 2, the jack has all been seted up to one side that sealing flange 4 was kept away from to two connecting blocks 20, can dismantle between two jacks and be connected with handle 21, the material of handle 21 is iron, inject the jack respectively with the both ends of handle 21 during the use, mention heat preservation flexible connection device and transport to the destination through handle 21, after the use, can lift handle 21 off through extracting the both ends with handle 21 from the jack, the setting up of handle 21 has made things convenient for heat preservation flexible connection device's transport, avoid the workman to embrace to send heat preservation flexible connection device and pollute its clothes.
When the sealing flange is used, the sealing flange 4 is connected with the matching flange 17 through the matching between the convex ring 11 and the groove 18 and the convex sealing ring and the matching between the connecting groove 15 and the sealing column 19, and the position relation between the two is fixed by passing a bolt through the bolt hole 10.
The above embodiments are not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification of the above embodiments.
Claims (7)
1. The utility model provides a fireworks production is with phenolic resin's beating material pipeline heat preservation soft connecting device, this heat preservation soft connecting device includes the hose, its characterized in that: the hose is a corrugated hose, connecting pipes are fixedly connected to two ends of the corrugated hose, isolating pipes are fixedly connected to one ends of the connecting pipes, which are far away from the corrugated hose, and sealing flanges are fixedly connected to one ends of the isolating pipes, which are far away from the connecting pipes; adopt the steel wire intranet to make the skeleton in the bellows, the outside of bellows still overlaps and is equipped with the metal mesh cover, and metal mesh cover and bellows interval set up, and the equal fixed connection in both ends of metal mesh cover is on the connecting pipe.
2. The thermal insulation soft connecting device for the ramming pipeline made of the phenolic resin for the firework paint production as claimed in claim 1, wherein: the outer side wall of the metal net sleeve is fixedly connected with steel wires which are arranged at intervals, and a cavity between the metal net sleeve and the corrugated hose is filled with heat-insulating materials.
3. The thermal insulation soft connecting device for the ramming pipeline made of the phenolic resin for the firework paint production as claimed in claim 1, wherein: the sealing flange comprises a flange plate, one end of the flange plate, which is far away from the corrugated hose, is fixedly connected with an annular bulge ring, the bulge ring is provided with a plurality of bulge sealing grooves along the circumferential direction of the bulge ring, and annular sealing rings are filled in the bulge sealing grooves in an interference manner; the flange plate is provided with bolt holes.
4. The thermal insulation soft connecting device for the ramming pipeline made of the phenolic resin for the firework paint production as claimed in claim 3, wherein: a plurality of cylindrical spread grooves are formed in the flange plate between the bolt hole and the central axis of the flange, a plurality of sealing grooves are formed in the circumferential direction of the inner side wall of each spread groove, and a spread groove sealing ring is filled in each sealing groove in an interference mode.
5. The thermal insulation soft connecting device for the ramming pipeline made of the phenolic resin for the firework paint production as claimed in claim 1, wherein: the corrugated hose, the connecting pipe, the isolating pipe and the sealing flange are fixedly connected in sequence in a seamless welding mode, and the metal net sleeve is formed by weaving stainless steel wires with the diameter of 0.5mm or stainless steel belts with the thickness of 0.25 mm.
6. The thermal insulation soft connecting device for the ramming pipeline made of the phenolic resin for the firework paint production as claimed in claim 2, wherein: the heat insulating material is soft polyurethane foam plastic.
7. The thermal insulation soft connecting device for the ramming pipeline made of the phenolic resin for the firework paint production as claimed in claim 1, wherein: the equal fixedly connected with connecting block in top of two connecting pipes, the jack has all been seted up to one side that sealing flange was kept away from to two connecting blocks, installs the handle between two jacks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022091383.1U CN213236481U (en) | 2020-09-22 | 2020-09-22 | Phenolic resin's beating material pipeline heat preservation flexible coupling device for fireworks coating production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022091383.1U CN213236481U (en) | 2020-09-22 | 2020-09-22 | Phenolic resin's beating material pipeline heat preservation flexible coupling device for fireworks coating production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213236481U true CN213236481U (en) | 2021-05-18 |
Family
ID=75875463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022091383.1U Active CN213236481U (en) | 2020-09-22 | 2020-09-22 | Phenolic resin's beating material pipeline heat preservation flexible coupling device for fireworks coating production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213236481U (en) |
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2020
- 2020-09-22 CN CN202022091383.1U patent/CN213236481U/en active Active
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