CN112354708A - Pipeline inner wall spraying device - Google Patents

Pipeline inner wall spraying device Download PDF

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Publication number
CN112354708A
CN112354708A CN202011235095.7A CN202011235095A CN112354708A CN 112354708 A CN112354708 A CN 112354708A CN 202011235095 A CN202011235095 A CN 202011235095A CN 112354708 A CN112354708 A CN 112354708A
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CN
China
Prior art keywords
pipeline
spraying
stand
pipe
installation piece
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011235095.7A
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Chinese (zh)
Inventor
严高超
Original Assignee
严高超
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 严高超 filed Critical 严高超
Priority to CN202011235095.7A priority Critical patent/CN112354708A/en
Publication of CN112354708A publication Critical patent/CN112354708A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/06Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
    • B05B13/0627Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
    • B05B13/0636Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies by means of rotatable spray heads or nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements ; Spraying or sprinkling heads with rotating elements located upstream the outlet
    • B05B3/02Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements ; Spraying or sprinkling heads with rotating elements located upstream the outlet with rotating elements
    • B05B3/04Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements ; Spraying or sprinkling heads with rotating elements located upstream the outlet with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet
    • B05B3/06Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements ; Spraying or sprinkling heads with rotating elements located upstream the outlet with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet by jet reaction, i.e. creating a spinning torque due to a tangential component of the jet
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
    • B05B9/04Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
    • B05B9/0403Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material

Abstract

The invention relates to a pipeline inner wall spraying device, and belongs to the field of engineering construction. It includes spraying device, stand, goes up installation piece, supporting leg, removal dish, spring and installation piece down, the rotatable installation in stand upper portion of spraying device, the inside cavity of stand goes up installation piece fixed mounting in the stand upper portion, and the supporting leg passes through the round pin axle and installs on last installation piece, the equal axially slidable lower part of installing at the stand of installation piece and removal dish down installs the supporting leg through the round pin axle on the installation piece down, and the supporting leg on the installation piece down adopts the round pin axle to carry out rotatable coupling with the supporting leg middle part on the last installation piece, installs the spring in the lower part of piece down, the last lower side of spring respectively with installation piece lower part and removal dish upper portion looks rigid coupling down. The device can be fast, effective and stable carry out spray coating to the large-scale pipeline inner wall and handle, and be applicable to the inner wall spraying of each different diameter pipeline, can also absorb the produced toxic gas at the spraying in-process simultaneously.

Description

Pipeline inner wall spraying device
Technical Field
The technical scheme of the invention relates to a pipeline inner wall spraying device, in particular to equipment adopting the spraying device, an upright post, an upper mounting block, a supporting leg, a spring and a lower mounting block, and belongs to the field of engineering construction.
Background
The quality of the pipeline is always valued by people as an important device in building engineering and in the core industries of national economy such as natural gas, nuclear industry, petroleum and the like. In order to prolong the service life of the pipeline, the surface and the inside of the pipeline are often sprayed to enhance the corrosion resistance of the pipeline. Especially large-scale pipeline, its cost is expensive, and the installation is difficult, and it is also time-consuming and laborious to change the pipeline, adopts the mode of spraying to strengthen its life-span usually. The inner wall spraying of the existing large-diameter pipeline is also widely carried out in a manual mode, however, the manual spraying is time-consuming and labor-consuming and has low efficiency, and meanwhile, in the manual spraying process, operators can easily inhale toxic particles to influence the health of the operators.
Chinese patent No. 2015102410645 discloses an inner wall spraying device for a circular diameter pipeline, which can spray the inner wall of a large pipeline without manually spraying the inner wall of the pipeline, but the bracket 6 of the device is completely rigidly connected without an elastic part which can be in good contact with the pipeline wall, so that the device cannot be well attached to the inner wall of the pipeline of the spraying pipeline; meanwhile, the supports adopt an adjusting mode similar to a sliding rail and a sliding block, the adjusting mode cannot well ensure that the tail ends of the two supports are simultaneously supported on the inner wall of the pipeline, and meanwhile, the adjusting mode is easy to loosen, so that the spraying process is unstable; moreover, the device does not collect and treat toxic gas generated in the spraying process, and operators are still influenced by the toxic gas in the coating liquid in the process of operating the device.
The problem of spraying paint of the inner walls of large pipelines with different diameters is an urgent need to be solved, so a device needs to be designed, can quickly, effectively and stably spray the inner walls of the large pipelines, is suitable for spraying the inner walls of the pipelines with different diameters, and can absorb toxic gas generated in the spraying process.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a pipeline inner wall spraying device which can quickly, effectively and stably spray the inner wall of a large-sized pipeline and can absorb toxic gas generated in the spraying process, so that the defects in the prior art are overcome.
The invention is realized by the following technical scheme:
the utility model provides a pipeline inner wall spraying device, includes spraying device, stand, goes up installation piece, supporting leg, removal dish, spring and installation piece down, the rotatable installation in stand upper portion of spraying device, the inside cavity of stand goes up installation piece fixed mounting in stand upper portion, and the supporting leg passes through the round pin axle and installs on last installation piece, but installation piece and removal dish axial slip's the lower part of installing at the stand down, install the supporting leg through the round pin axle on the installation piece down, the supporting leg on the installation piece down adopts the round pin axle to carry out rotatable coupling with the supporting leg middle part on the last installation piece, installs the lower part of piece under and installs the spring, the last lower surface of spring respectively with installation piece lower part and removal dish upper portion looks rigid coupling down.
The hollow upright post is internally provided with a material pipe and a recovery pipeline, and the tail ends of the pipelines are connected with rotatable joints.
The spraying device comprises atomizing nozzle, material pipe and rotatable joint, and spraying device passes through rotatable joint and connects on stand upper portion, and material pipe one end is connected with atomizing nozzle, and the other end is connected with rotatable joint, and rotatable joint is connected with the material pipe that sets up in stand inside, the material pipe among the spraying device adopts stereoplasm material pipe, and remaining material pipe all adopts the PU pipe, and this atomizer spun aerial fog cross-sectional shape is hollow toper aerial fog, and the axis of atomizing nozzle spout department is mutually perpendicular with the axis of material pipe.
The stand upper portion one side is equipped with the aperture, sets up the recovery pipeline in the stand inside and reaches the stand outside through the aperture from the stand is inside, and recovery pipeline's end is connected with the recovery cover. The shape of retrieving the cover is the back taper, sets up the recovery pipeline in the stand outside and adopts the stereoplasm pipeline, sets up the inside recovery pipeline of stand and is the PU pipe, connects through rotatable joint between the two.
The length of the recovery pipeline arranged on the outer side of the upright post is shorter than that of the material pipe in the spraying device.
The middle part of the movable disc is provided with a positioning pin shaft, the positioning pin shaft is in threaded connection with the movable disc, the lower part of the upright post is provided with positioning holes which are uniformly arranged, and the positioning pin shaft can be inserted into the positioning holes.
The device also comprises a pipeline moving device and a feeding recovery device, wherein after the PU pipe is connected with two pipelines extending out of the tail end of the upright post, the PU pipe is subjected to bundling treatment, the two PU pipes become a two-core main pipeline, the main pipeline is finally connected with the feeding recovery device after passing through the pipeline moving device, one PU pipe in the main pipeline is connected with the paint supply pump, and the other PU pipe is connected with the negative pressure device.
The pipeline moving device is composed of a pipeline moving box, a driven wheel, a driving wheel and a motor, wherein the driven wheel, the driving wheel and the motor are all arranged inside the pipeline moving box, a long hole is formed in the middle of the pipeline moving box, the driven wheel and the driving wheel are arranged around the long hole, the two driven wheels are symmetrically arranged, the installation position of the driving wheel is lower than the two driven wheels, and meanwhile the driving wheel is connected with an output shaft of the motor.
The utility model discloses a supporting leg, including stand, support leg, stand, rotatable joint, stand lower extreme are equipped with the fender dish, are threaded connection between fender dish and the stand, the end of support leg is equipped with the gyro wheel, and the gyro wheel adopts synthetic rubber material to make, rotatable joint is 360 rotatory unions of single channel.
The invention relates to a method for spraying the inner wall of a pipeline, which uses a device consisting of a spraying device, an upright post, an upper mounting block, a supporting leg, a moving disc, a spring and a lower mounting block.
The above-mentioned spraying device for the inner wall of a pipe uses components which are well known to those skilled in the art and are obtained by known means, and the connecting method of the components is known to those skilled in the art.
The device has the advantages that the device can quickly, effectively and stably spray the inner wall of the large pipeline, is suitable for spraying the inner walls of pipelines with different diameters, and can absorb toxic gas generated in the spraying process. In the device, the spring is used as an elastic part, so that the roller can be well attached to the inner wall of the pipeline, and the stability of the device is ensured; aiming at pipelines with different diameters, the device adopts an adjusting mode that the position change of a moving block and the positioning action of a positioning pin shaft and a positioning hole are utilized for adjusting, and the adjusting mode has a simple structure and is convenient to adjust; in the device, the recovery cover, the recovery pipeline and the negative pressure device are adopted to absorb the toxic gas, so that the possibility that operators are affected by the toxic gas is greatly reduced; the pipeline moving device is adopted to move the main pipeline at a constant speed, so that the spraying quality of the inner wall of the pipeline is ensured.
Drawings
FIG. 1 is a schematic structural view of a main body part of the present invention;
FIG. 2 is another angular view of the body portion of the present invention;
FIG. 3 is a schematic view of the device of the present invention in an operating state
FIG. 4 is a schematic view of the overall structure of the present invention;
FIG. 5 is a schematic view of the pipeline moving device according to the present invention;
in the figure: 1. retrieve the cover, 2, the recovery pipeline, 3, the supporting leg, 4, the gyro wheel, 5, rotatable joint, 6, keep off the dish, 7, the locating hole, 8, remove the dish, 9, the spring, 10, the stand, 11, go up the installation piece, 12, the material pipe, 13, atomizing nozzle, 14, lower installation piece, 15, the locating pin, 16, treat the spraying pipeline, 17, the main line, 18, the pipeline removes the case, 19, pay-off recovery unit, 1801, follow driving wheel, 1802, the action wheel, 1803, the motor, 1804, the slot hole.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in figure 1 and figure 2, the pipeline inner wall spraying device comprises a spraying device, an upright post 10, an upper mounting block 11, a supporting leg 3, a moving plate 8, a spring 9 and a lower mounting block 14, wherein the spraying device is rotatably mounted at the upper part of the upright post 10, the upright post 10 is hollow, the upper mounting block 11 is fixedly mounted at the upper part of the upright post 10, the upper mounting block 11 is provided with a position for mounting the supporting leg 3, and the supporting leg 3 is mounted on the upper mounting block 11 through a pin shaft. The equal axially slidable lower part of installing at stand 10 of installation piece 14 and removal dish 8 down installs supporting leg 3 through the round pin axle on installation piece 14 down, it equals with the supporting leg 3 quantity of installing on installation piece 14 down to go up installation piece 11, and be the circumference and evenly arrange, supporting leg 3 on installation piece 14 down and supporting leg 3 middle part on the installation piece 11 adopt the round pin axle to carry out rotatable coupling, only need remove installation piece 14 down, install at last installation piece 11 with install supporting leg 3 on piece 14 down and will strut simultaneously or retract. The tail end of the supporting leg 3 is provided with a roller 4, the roller 4 is made of synthetic rubber materials, the lower part of the lower mounting block 14 is provided with a spring 9, and the upper surface and the lower surface of the spring 9 are respectively fixedly connected with the lower part of the lower mounting block 14 and the upper part of the movable disc 8. The middle part of the movable disc 8 is provided with a positioning pin 15 shaft, the positioning pin 15 shaft is in threaded connection with the movable disc 8, the lower part of the upright post 10 is provided with positioning holes 7 which are uniformly arranged, and the positioning pin 15 shaft can be inserted into the positioning holes 7. As shown in figure 3, when spraying pipes with different diameters, the position of the movable disc 8 is adjusted to enable the support leg 3 to be tightly attached to the inner wall of the pipe, and then the positioning pin 15 is inserted into the appropriate positioning hole 7. The spring 9 has the function of enabling the roller 4 to be tightly attached to the inner wall of the pipeline to be sprayed under the action of the elastic force of the spring 9.
The hollow upright post 10 is internally provided with a material pipe 12 and a recovery pipeline 2, and the tail ends of the pipelines are connected with rotatable joints 5. The spraying device comprises atomizing nozzle 13, material pipe 12 and rotatable joint 5, and the spraying device is connected on stand 10 upper portion through rotatable joint 5, and material pipe 12 one end is connected with atomizing nozzle 13, and the other end is connected with rotatable joint 5, and rotatable joint 5 is connected with the material pipe 12 that sets up in stand 10 inside, rotatable joint 5 is 360 rotatory loose joints of single channel. The material pipe 12 in the spray coating device is a hard material pipe 12, which can ensure that the atomizing nozzle 13 does not generate bending disturbance in the spray coating process, and the rest material pipes 12 are PU pipes. The cross-sectional shape of the aerial fog sprayed by the atomizing nozzle is hollow conical aerial fog, and the axis of the nozzle of the atomizing nozzle 13 is vertical to the axis of the material pipe 12, so that the atomizing nozzle 13 can uniformly rotate around the rotatable joint 5 under the reactive force of the sprayed coating liquid.
One side of the upper part of the upright post 10 is provided with a small hole, the recovery pipeline 2 arranged in the upright post 10 reaches the outer side of the upright post 10 from the inside of the upright post 10 through the small hole, and the tail end of the recovery pipeline 2 is connected with the recovery cover 1. The shape of retrieving cover 1 is the back taper, sets up the recovery pipeline 2 in the stand 10 outside and adopts the stereoplasm pipeline, sets up the inside recovery pipeline 2 of stand 10 and is the PU pipe, connects through rotatable joint 5 between the two. The length of the recovery pipeline 2 arranged outside the upright post 10 is shorter than that of the material pipe 12 in the spraying device, so that the spraying device can not touch the recovery cover 1 while rotating automatically.
As shown in fig. 4, the device further comprises a pipeline moving device and a feeding and recycling device 19, after two pipelines extending out of the tail end of the upright post 10 are connected through a PU pipe, the PU pipe is bundled and processed, the two PU pipes are changed into a two-core main pipeline 17, the main pipeline 17 is finally connected with the feeding and recycling device 19 after passing through the pipeline moving device, the PU pipe in the main pipeline 17 for supplying spraying materials is connected with a paint supply pump, the paint supply pump pumps the spraying materials into the pipelines, and therefore the spraying materials are sprayed out from the atomizing nozzle 13, the other PU pipe is connected with a negative pressure device, and the harmful gas at the position of the recycling cover 1 is recycled under negative pressure.
As shown in fig. 5, the pipeline moving device is composed of a pipeline moving box 18, driven wheels 1801, a driving wheel 1802 and a motor 1803, wherein the driven wheels 1801, the driving wheel 1802 and the motor 1803 are all arranged inside the pipeline moving box 18, a long hole 1804 is arranged in the middle of the pipeline moving box 18, the driven wheels 1801 and the driving wheel 1802 are arranged around the long hole 1804, the two driven wheels 1801 are symmetrically arranged, the driving wheel 1802 is arranged at a position lower than the two driven wheels 1801, and the driving wheel 1802 is connected with an output shaft of the motor 1803. The main pipe 17 moves at a constant speed under the action of friction of the driving wheel 1802.
The lower end of the upright post 10 is provided with a baffle disc 6, the baffle disc 6 is in threaded connection with the upright post 10, and the upright post 10 is used for blocking components such as a moving disc 8 and preventing the components from falling off from the lower part of the upright post 10.
The invention relates to a method for spraying the inner wall of a pipeline, which uses a device consisting of a spraying device, a vertical column 10, an upper mounting block 11, a supporting leg 3, a moving disc 8, a spring 9 and a lower mounting block 14.
Examples
According to the above-mentioned fig. 1 to fig. 5, a pipeline inner wall spraying device is prepared, when a user sprays the pipeline inner wall by using the device, the positioning pin 15 with locking function is firstly moved out from the positioning hole 7, the position of the moving disk 8 is adjusted according to the diameter of the pipeline 16 to be sprayed, the roller 4 on the supporting leg 3 is tightly attached to the pipeline inner wall by the compression spring 9, then the positioning pin 15 is inserted into the positioning hole 7, and the device is connected according to the drawing after the position of the main body part in the pipeline is determined. The paint supply pump works to pump sprayed materials into the pipeline, the negative pressure device works to recover harmful gas near the recovery cover 1, and the pipeline moving device works to enable the main pipeline 17 to be pulled back at a constant speed. The atomizing nozzle 13 starts to spray the inner wall of the pipeline, and the atomizing nozzle 13 automatically rotates around the rotatable joint 5 under the counterforce of the sprayed coating liquid so as to spray the periphery of the inner wall of the pipeline.
Therefore, the scope of the present invention should not be limited to the disclosure of the embodiments, but includes various alternatives and modifications without departing from the scope of the present invention, which is defined by the claims of the present patent application.

Claims (10)

1. The utility model provides a pipeline inner wall spraying device, includes spraying device, stand, goes up installation piece, supporting leg, removal dish, spring and installation piece down, the rotatable installation in stand upper portion of spraying device, the inside cavity of stand goes up installation piece fixed mounting in stand upper portion, and the supporting leg passes through the round pin axle and installs on last installation piece, but installation piece and removal dish axial slip's the lower part of installing at the stand down, install the supporting leg through the round pin axle on the installation piece down, the supporting leg on the installation piece down adopts the round pin axle to carry out rotatable coupling with the supporting leg middle part on the last installation piece, installs the lower part of piece under and installs the spring, the last lower surface of spring respectively with installation piece lower part and removal dish upper portion looks rigid coupling down.
2. The device for spraying the inner wall of the pipeline as claimed in claim 1, wherein: the hollow upright post is internally provided with a material pipe and a recovery pipeline, and the tail ends of the pipelines are connected with rotatable joints.
3. The device for spraying the inner wall of the pipeline as claimed in claim 1, wherein: the spraying device comprises atomizing nozzle, material pipe and rotatable joint, and spraying device passes through rotatable joint and connects on stand upper portion, and material pipe one end is connected with atomizing nozzle, and the other end is connected with rotatable joint, and rotatable joint is connected with the material pipe that sets up in stand inside, the material pipe among the spraying device adopts stereoplasm material pipe, and remaining material pipe all adopts the PU pipe, and this atomizer spun aerial fog cross-sectional shape is hollow toper aerial fog, and the axis of atomizing nozzle spout department is mutually perpendicular with the axis of material pipe.
4. The device for spraying the inner wall of the pipeline as claimed in claim 1, wherein: the stand upper portion one side is equipped with the aperture, sets up the recovery pipeline in the stand inside and reaches the stand outside through the aperture from the stand is inside, and recovery pipeline's end is connected with the recovery cover. The shape of retrieving the cover is the back taper, sets up the recovery pipeline in the stand outside and adopts the stereoplasm pipeline, sets up the inside recovery pipeline of stand and is the PU pipe, connects through rotatable joint between the two.
5. The device for spraying the inner wall of the pipeline as claimed in claim 4, wherein: the length of the recovery pipeline arranged on the outer side of the upright post is shorter than that of the material pipe in the spraying device.
6. The device for spraying the inner wall of the pipeline as claimed in claim 1, wherein: the middle part of the movable disc is provided with a positioning pin shaft, the positioning pin shaft is in threaded connection with the movable disc, the lower part of the upright post is provided with positioning holes which are uniformly arranged, and the positioning pin shaft can be inserted into the positioning holes.
7. The device for spraying the inner wall of the pipeline as claimed in claim 1, wherein: the device also comprises a pipeline moving device and a feeding recovery device, wherein after the PU pipe is connected with two pipelines extending out of the tail end of the upright post, the PU pipe is subjected to bundling treatment, the two PU pipes become a two-core main pipeline, the main pipeline is finally connected with the feeding recovery device after passing through the pipeline moving device, one PU pipe in the main pipeline is connected with the paint supply pump, and the other PU pipe is connected with the negative pressure device.
8. The device for spraying the inner wall of the pipeline as claimed in claim 7, wherein: the pipeline moving device is composed of a pipeline moving box, a driven wheel, a driving wheel and a motor, wherein the driven wheel, the driving wheel and the motor are all arranged inside the pipeline moving box, a long hole is formed in the middle of the pipeline moving box, the driven wheel and the driving wheel are arranged around the long hole, the two driven wheels are symmetrically arranged, the installation position of the driving wheel is lower than the two driven wheels, and meanwhile the driving wheel is connected with an output shaft of the motor.
9. The device for spraying the inner wall of the pipeline as claimed in claim 1, wherein: the utility model discloses a supporting leg, including stand, support leg, stand, rotatable joint, stand lower extreme are equipped with the fender dish, are threaded connection between fender dish and the stand, the end of support leg is equipped with the gyro wheel, and the gyro wheel adopts synthetic rubber material to make, rotatable joint is 360 rotatory unions of single channel.
10. A method for spraying the inner wall of a pipeline is characterized by comprising the following steps: the method uses a device which is composed of a spraying device, an upright post, an upper mounting block, supporting legs, a movable disc, a spring and a lower mounting block, when the device works, the device for spraying paint penetrates through the inside of a pipeline and penetrates to the other end of the pipeline, the supporting legs are adjusted to proper positions, so that rollers are tightly attached to the inner wall of the pipeline, then a paint supply pump, a negative pressure device and a pipeline moving device are started, paint is supplied to an atomizing nozzle, the atomizing nozzle rotationally sprays under the reaction force of liquid spraying, the pipeline moving device enables a main pipeline to move at a constant speed, and after the inner wall of one pipeline is completely sprayed, the same steps are applicable to other pipelines.
CN202011235095.7A 2020-11-08 2020-11-08 Pipeline inner wall spraying device Pending CN112354708A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011235095.7A CN112354708A (en) 2020-11-08 2020-11-08 Pipeline inner wall spraying device

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Application Number Priority Date Filing Date Title
CN202011235095.7A CN112354708A (en) 2020-11-08 2020-11-08 Pipeline inner wall spraying device

Publications (1)

Publication Number Publication Date
CN112354708A true CN112354708A (en) 2021-02-12

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Application Number Title Priority Date Filing Date
CN202011235095.7A Pending CN112354708A (en) 2020-11-08 2020-11-08 Pipeline inner wall spraying device

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CN (1) CN112354708A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH597929A5 (en) * 1976-03-11 1978-04-14 Kasapro Ag Pipeline internal coating machine
CN101531217A (en) * 2009-04-15 2009-09-16 江苏工业学院 Spirally driven walking robot in pipe
CN204953737U (en) * 2015-09-18 2016-01-13 常州常发制冷科技有限公司 Fin evaporator draws to expand and arranges automatic poling machine of piece
CN206168648U (en) * 2016-11-15 2017-05-17 武汉科技大学 Pipe inner wall evenly spray device
CN206325760U (en) * 2016-12-07 2017-07-14 河北诚业建工集团有限责任公司 A kind of inner-walls of duct spray-painting plant
CN209287876U (en) * 2018-12-25 2019-08-23 江门珠西激光智能科技有限公司 A kind of portable hand-held laser cleaning equipment suitable for metallic conduit
CN211488251U (en) * 2019-12-27 2020-09-15 河南金来电气设备有限公司 Antirust paint spraying equipment for power distribution cabinet shell plates

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH597929A5 (en) * 1976-03-11 1978-04-14 Kasapro Ag Pipeline internal coating machine
CN101531217A (en) * 2009-04-15 2009-09-16 江苏工业学院 Spirally driven walking robot in pipe
CN204953737U (en) * 2015-09-18 2016-01-13 常州常发制冷科技有限公司 Fin evaporator draws to expand and arranges automatic poling machine of piece
CN206168648U (en) * 2016-11-15 2017-05-17 武汉科技大学 Pipe inner wall evenly spray device
CN206325760U (en) * 2016-12-07 2017-07-14 河北诚业建工集团有限责任公司 A kind of inner-walls of duct spray-painting plant
CN209287876U (en) * 2018-12-25 2019-08-23 江门珠西激光智能科技有限公司 A kind of portable hand-held laser cleaning equipment suitable for metallic conduit
CN211488251U (en) * 2019-12-27 2020-09-15 河南金来电气设备有限公司 Antirust paint spraying equipment for power distribution cabinet shell plates

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