CN214682478U - Dedicated negative pressure coating device of pipeline inner wall - Google Patents
Dedicated negative pressure coating device of pipeline inner wall Download PDFInfo
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- CN214682478U CN214682478U CN202120550577.5U CN202120550577U CN214682478U CN 214682478 U CN214682478 U CN 214682478U CN 202120550577 U CN202120550577 U CN 202120550577U CN 214682478 U CN214682478 U CN 214682478U
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- pipeline
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- negative pressure
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Abstract
The utility model discloses a dedicated negative pressure coating device of pipeline inner wall, first fixed cover set firmly in the pipeline top, the withstand voltage pipe set firmly in first fixed cover top, the buffer tank set firmly in withstand voltage pipe left side port, the suction tube set firmly in the buffer tank left side, the vacuum pump set firmly in the suction pump bottom port, the crowded ware of scribbling slide in the pipeline inside, the spraying hose set firmly in crowded ware bottom, the locating tube cover locate the spraying hose outer wall, second fixed cover set firmly in the locating tube top, the stoving pipe set firmly in second fixed cover bottom left side, this dedicated negative pressure coating device of pipeline inner wall at first with the help of the design of negative pressure suction, realizes the spraying operation to the pipeline inner wall, has not only improved spraying speed, is convenient for also deepening in the pipeline, secondly through the stoving structure, the inner wall of the pipeline can be dried after spraying, so that the drying and curing speed of the coating is improved.
Description
Technical Field
The utility model relates to an application technical field especially relates to a dedicated negative pressure coating device of pipeline inner wall.
Background
When carrying out the spraying operation to pipeline structure's product inner wall among the prior art at present, the universal adoption be the body of rod and spray head structure, through going deep into the body of rod to the pipeline, be convenient for the spray head to the spraying of pipeline inner wall, this kind of structure though also can reach the spraying to pipeline inner wall, but not only troublesome poeration has increased staff's operation burden, in addition also be convenient for all-round spraying to pipeline inner wall, has influenced the spraying quality. Therefore, in view of the above drawbacks, it is necessary to design a negative pressure coating device for the inner wall of a pipeline.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: provides a negative pressure coating device special for the inner wall of a pipeline, which solves the problems in the background technology.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a dedicated negative pressure coating device of pipeline inner wall, includes the pipeline, still includes first fixed cover, withstand voltage pipe, buffer tank, suction tube, vacuum pump, crowded ware, spraying hose, registration arm, the fixed cover of second, drying tube, first fixed cover set firmly in the pipeline top, first fixed cover and pipeline adopt interior external screw thread to be connected, withstand voltage pipe set firmly in first fixed cover top, withstand voltage pipe and first fixed cover adopt hot melt to be connected, the buffer tank set firmly in withstand voltage pipe left side port, the buffer tank adopt hot melt with withstand voltage pipe to be connected, the suction tube set firmly in the buffer tank left side, suction tube and buffer tank adopt interior external screw thread to be connected, the vacuum pump set firmly in suction pump bottom port, vacuum pump and suction pump adopt interior external screw thread to be connected, crowded ware cunning locate inside the pipeline, sliding connection about crowded ware and pipeline adopt, the spraying hose set firmly in crowded ware bottom of scribbling, spraying hose and crowded ware of scribbling adopt hot melt to be connected, locating tube cover locate spraying hose outer wall, locating tube and spraying hose adopt swing joint, just locating tube and crowded ware of scribbling adopt bolted connection, the fixed cover of second set firmly in the locating tube top, the fixed cover of second adopt interior thread to be connected with the locating tube, just the fixed cover of second adopt sliding connection with the spraying hose, the stoving pipe set firmly in the fixed cover bottom left side of second, stoving pipe and the fixed cover of second adopt hot melt to be connected.
Furthermore, the middle end of the pressure-resistant pipe is fixedly provided with an adjusting valve, and the adjusting valve is connected with the pressure-resistant pipe in a hot melting mode.
Further, the port of the bottom of the spraying hose is fixedly provided with a paint tank, and the paint tank and the spraying hose are connected through internal and external threads.
Furthermore, a plurality of circulation holes are arranged on the outer side of the positioning pipe, and the circulation holes are through holes.
Further, a dryer is fixedly arranged at the bottom port of the drying pipe, the dryer and the drying pipe are connected in a hot melting mode, a filter is fixedly arranged on the left side of the dryer, and the filter and the dryer are connected through bolts.
Compared with the prior art, the negative pressure coating device special for the inner wall of the pipeline has the following advantages;
1. firstly, the spraying operation on the inner wall of the pipeline is realized by means of negative pressure suction design, so that the spraying speed is improved, and the pipeline is convenient to go deep into the pipeline.
2. And secondly, by the drying structure, the inner wall of the pipeline can be dried after spraying, so that the drying and curing speed of the coating is improved.
Drawings
FIG. 1 is a front view of a negative pressure coating apparatus for coating an inner wall of a pipeline;
fig. 2 is a sectional view of a negative pressure coating apparatus for use exclusively with the inner wall of a pipeline.
The device comprises a pipeline 1, a first fixing sleeve 2, a pressure-resistant pipe 3, a buffer tank 4, a suction pipe 5, a vacuum pump 6, a squeezing coater 7, a spraying hose 8, a positioning pipe 9, a second fixing sleeve 10, a drying pipe 11, a regulating valve 301, a coating tank 801, a circulation hole 901, a dryer 1101 and a filter 1102.
The following detailed description will be further described in conjunction with the above-identified drawings.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments, however, it will be apparent to one skilled in the art that the described embodiments may be practiced without some or all of these specific details, and in other cases well-known process steps have not been described in detail.
As shown in fig. 1 and 2, a negative pressure coating device dedicated for inner wall of pipeline comprises a pipeline 1, a first fixing sleeve 2, a pressure-resistant pipe 3, a buffer tank 4, a suction pipe 5, a vacuum pump 6, a squeezing applicator 7, a spraying hose 8, a positioning pipe 9, a second fixing sleeve 10 and a drying pipe 11, wherein the first fixing sleeve 2 is fixedly arranged at the top of the pipeline 1, the first fixing sleeve 2 and the pipeline 1 are connected by internal and external threads, the pressure-resistant pipe 3 is fixedly arranged at the top of the first fixing sleeve 2, the pressure-resistant pipe 3 and the first fixing sleeve 2 are connected by hot melting, the buffer tank 4 is fixedly arranged at the left port of the pressure-resistant pipe 3, the buffer tank 4 and the pressure-resistant pipe 3 are connected by hot melting, the suction pipe 5 is fixedly arranged at the left side of the buffer tank 4, the suction pipe 5 and the buffer tank 4 are connected by internal and external threads, the vacuum pump 6 is fixedly arranged at the bottom port of the suction pump 5, the vacuum pump 6 is connected with the suction pump 5 by internal and external threads, the extrusion coating device 7 is arranged inside the pipeline 1 in a sliding way, the extrusion coating device 7 is connected with the pipeline 1 in a vertical sliding way, the spraying hose 8 is fixedly arranged at the bottom of the extrusion coating device 7, the spraying hose 8 is connected with the extrusion coating device 7 by hot melting, the positioning tube 9 is sleeved on the outer wall of the spraying hose 8, the positioning tube 9 is movably connected with the spraying hose 8, the positioning tube 9 is connected with the extrusion coating device 7 by bolts, the second fixing sleeve 10 is fixedly arranged at the top of the positioning tube 9, the second fixing sleeve 10 is connected with the positioning tube 9 by internal and external threads, the second fixing sleeve 10 is connected with the spraying hose 8 in a sliding manner, the drying pipe 11 is fixedly arranged on the left side of the bottom of the second fixing sleeve 10, and the drying pipe 11 is connected with the second fixing sleeve 10 in a hot melting manner;
the negative pressure coating device special for the inner wall of the pipeline has the following functions;
A. firstly, a vacuum pump 6 is used for pumping, namely negative pressure is formed in a cavity of a buffer tank 4, then the negative pressure of the buffer tank 4 is used for forming negative pressure on the inner wall of the pipeline 1, and a squeezing device 7 in the pipeline 1 is pushed to slide upwards under the action of external atmospheric pressure, so that the coating is coated on the inner wall of the pipeline 1 finally;
B. the positioning pipe 9 can fix the extrusion coating device 7 and can also connect the drying pipe 11, so that the interior of the pipeline 1 can be dried conveniently;
the middle end of the pressure-resistant pipe 3 is also fixedly provided with an adjusting valve 301, and the adjusting valve 301 is connected with the pressure-resistant pipe 3 by hot melting;
it should be noted that the regulating valve 301 can change the diameter of the pressure-resistant pipe 3, so that the negative pressure can be conveniently regulated;
a coating tank 801 is fixedly arranged at the bottom port of the spraying hose 8, and the coating tank 801 is connected with the spraying hose 8 through internal and external threads;
it should be noted that the liquid paint can be stored in the paint tank 801, which is beneficial for supplying the paint to the extrusion coater 7 and is convenient for subsequent extrusion spraying;
a plurality of flow holes 901 are arranged on the outer side of the positioning pipe 9, and the flow holes 901 are through holes;
it should be noted that the circulation hole 901 can facilitate air circulation, and facilitate the warm air inside the positioning pipe 9 to enter the duct 1;
a dryer 1101 is fixedly arranged at a bottom port of the drying pipe 11, the dryer 1101 and the drying pipe 11 are connected by hot melting, a filter 1102 is fixedly arranged on the left side of the dryer 1101, and the filter 1102 and the dryer 1101 are connected by bolts;
it should be noted that the dryer 1101 can heat and supply air, so that warm air is conveniently supplied to the positioning pipe 9 through the drying pipe 11 to dry the inner wall of the sprayed pipeline 1, the curing speed of the coating is improved, the filter 1102 can filter and purify air, and external dust and particles are prevented from being driven into the pipeline 1 by the dryer 1101.
Claims (5)
1. The utility model provides a dedicated negative pressure coating device of pipeline inner wall, includes the pipeline, its characterized in that still includes first fixed cover, withstand voltage pipe, buffer tank, suction tube, vacuum pump, crowded ware, spraying hose, registration arm, the fixed cover of second, drying tube, first fixed cover set firmly in the pipeline top, withstand voltage pipe set firmly in first fixed cover top, the buffer tank set firmly in withstand voltage pipe left side port, the suction tube set firmly in the buffer tank left side, the vacuum pump set firmly in suction pump bottom port, crowded ware cunning locate inside the pipeline, the spraying hose set firmly in crowded ware bottom, the registration arm cover locate spraying hose outer wall, just registration arm and crowded ware adopt bolted connection, the fixed cover of second set firmly in the registration arm top, just the fixed cover of second adopt sliding connection with the spraying hose, the drying pipe is fixedly arranged on the left side of the bottom of the second fixing sleeve.
2. The negative pressure coating apparatus for inner wall of pipeline as claimed in claim 1, wherein the middle end of the pressure pipe is further fixed with a regulating valve.
3. The negative pressure coating device special for the inner wall of the pipeline as claimed in claim 1, wherein a paint can is further fixed at the bottom port of the spraying hose.
4. The negative pressure coating device for the inner wall of the pipeline as claimed in claim 1, wherein a plurality of flow holes are further formed on the outer side of the positioning tube.
5. The negative pressure coating apparatus for inner wall of pipeline as claimed in claim 1, wherein the bottom port of the drying tube is further fixed with a dryer, and the left side of the dryer is further fixed with a filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120550577.5U CN214682478U (en) | 2021-03-17 | 2021-03-17 | Dedicated negative pressure coating device of pipeline inner wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120550577.5U CN214682478U (en) | 2021-03-17 | 2021-03-17 | Dedicated negative pressure coating device of pipeline inner wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214682478U true CN214682478U (en) | 2021-11-12 |
Family
ID=78571624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120550577.5U Active CN214682478U (en) | 2021-03-17 | 2021-03-17 | Dedicated negative pressure coating device of pipeline inner wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214682478U (en) |
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2021
- 2021-03-17 CN CN202120550577.5U patent/CN214682478U/en active Active
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