CN215823457U - Pipeline inner weld joint spraying vehicle - Google Patents
Pipeline inner weld joint spraying vehicle Download PDFInfo
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- CN215823457U CN215823457U CN202121737518.5U CN202121737518U CN215823457U CN 215823457 U CN215823457 U CN 215823457U CN 202121737518 U CN202121737518 U CN 202121737518U CN 215823457 U CN215823457 U CN 215823457U
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Abstract
The utility model provides a pipeline inner weld joint spraying vehicle which comprises a vehicle body, an adjusting assembly, a driving wheel, a distance sensor, a discharging assembly and a matched controller. The inside feed bin that has of automobile body. The adjusting components are provided with two groups, and each group of adjusting components comprises two swinging structures, a connecting rod and a driver. After each distance sensor monitors that the distance between the vehicle body and the upper side and the lower side of the inner wall of the pipeline is different, under the control of the controller, the two drivers respectively drive the corresponding connecting rods to move along the width direction, and the connecting rods simultaneously drive the two corresponding swing structures to horizontally rotate, so that the corresponding driving wheels are close to the vehicle body or far away from the vehicle body, and further the axis of the discharging assembly is arranged in a collinear way with the axis of the pipeline. The pipeline inner weld seam spraying vehicle provided by the utility model changes the previous manual adjustment mode, the driving rod is driven by the driver to realize the self adjustment of the driving wheel, the adjustment precision is high, the manpower and material resources are saved, and the practicability is strong.
Description
Technical Field
The utility model belongs to the technical field of in-pipeline spraying, and particularly relates to a spraying vehicle for an in-pipeline welding line.
Background
The buried pipeline belongs to underground concealed engineering, and the conveying medium in the buried pipeline and the external soil environment do not corrode the pipe anytime and anywhere. After the pipeline is used for a long time, the corrosion of the outer wall of the pipeline caused by the external environment is basically inhibited by the method of coating the outer wall of the directly buried pipeline. However, the corrosion of the inner wall of the steel pipe caused by the specificity of the transport medium is quite serious, sometimes even exceeding the external corrosion. Because the interior of the pipeline can not be accessed by workers usually, a derusting vehicle and a spraying vehicle are adopted for maintenance, namely the derusting vehicle moves forwards and treats rust at the welding seam of the pipeline and other positions where corrosion occurs, and the spraying vehicle is arranged behind the derusting vehicle and sprays anticorrosive paint at the cleaned positions. The spraying vehicle generally comprises a vehicle body filled with paint, a travelling wheel, a rotary spray head arranged in front of the vehicle body and a monitoring unit; the monitoring unit can display the picture of the part to be sprayed, and then external workers can control the rotary spray head so as to spray the anticorrosive coating on the part to be sprayed.
In the prior art, as the pipeline is mostly a cylindrical structure, in order to ensure the spraying effect, the rotary spray head is usually positioned on the central axis of the pipeline, the structure can ensure the best spraying effect on any part of the inner wall of the pipeline, and can save materials. Therefore, in order to ensure the alignment of the spinner head, the connection structure of the wheel is usually provided as a telescopic structure. When meetting the pipeline that the pipe diameter is different after, through manual operation in the pipeline outside, adjust the extending structure that four wheels are connected respectively, with the transverse distance of adjusting wheel and automobile body, with the diameter of adaptation pipeline, because extending structure is more, and then make the regulation mode take trouble and hard, it is relatively poor to adjust the precision, two wheels of automobile body one side can't guarantee to keep the same with the transverse distance of automobile body, and then make the automobile body get into behind the pipeline, the rotatory nozzle is the slant setting, consequently can't guarantee the spraying effect, the spraying effect is relatively poor, the practicality is poor.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a pipeline inner weld joint spraying vehicle, and aims to solve the problem that the existing spraying vehicle is poor in practicability due to the fact that a wheel adjusting mode wastes time and labor.
In order to achieve the purpose, the utility model adopts the technical scheme that: provided is a vehicle for spraying a weld joint in a pipeline, comprising:
the vehicle body is arranged inside the pipeline and provided with a length direction and a width direction, the length direction is parallel to the axis direction of the pipeline, and the horizontal direction perpendicular to the length direction is the width direction; a storage bin is arranged inside the vehicle body;
the two groups of adjusting assemblies are arranged on two sides of the vehicle body along the width direction respectively; each group of adjusting components comprises two swinging structures, a connecting rod and a driver; the two swing structures are arranged at intervals along the length direction, one end of each swing structure is horizontally and rotatably arranged on the vehicle body, and the other end of each swing structure extends out towards the outer side of the vehicle body; the connecting rod is arranged along the length direction, and two ends of the connecting rod are respectively in rotating connection with the two swinging structures; the driver drives the connecting rod to move along the width direction relative to or opposite to the vehicle body;
the four driving wheels are respectively arranged in one-to-one correspondence with the four swing structures, each driving wheel is respectively arranged on the extending end of the corresponding swing structure, and the rotating axis is arranged along the width direction and is used for being arranged on the inner wall surface of the pipeline in a rolling manner;
the distance sensors are uniformly distributed on the upper side and the lower side of the vehicle body, are respectively connected with the vehicle body and are used for respectively measuring the distances between the vehicle body and the upper side of the inner wall of the pipeline and the distance between the vehicle body and the lower side of the inner wall of the pipeline in real time along the vertical direction;
the discharging assembly is arranged at the front end of the vehicle body along the length direction, is communicated with the stock bin, and is used for spraying anticorrosive paint on a part to be sprayed in the pipeline; and
a matched controller;
when the distance sensors monitor that the distance between the vehicle body and the upper side and the lower side of the inner wall of the pipeline is different, under the control of the controller, the two drivers respectively drive the corresponding connecting rods to move along the width direction, and the connecting rods simultaneously drive the two corresponding swing structures to horizontally rotate, so that the corresponding driving wheels are close to or far away from the vehicle body, and the central axis of the discharging assembly and the axis of the pipeline are arranged in a collinear manner.
In one possible implementation, each of the swing structures includes:
one end of the swing rod is horizontally and rotatably connected with the vehicle body, and the other end of the swing rod extends out of the vehicle body;
the auxiliary rods are parallel to the oscillating rods along the length direction and are arranged at intervals, one end of each auxiliary rod is horizontally and rotatably connected with the vehicle body, the other end of each auxiliary rod extends out of the vehicle body, and the length of each auxiliary rod is equal to that of the oscillating rod; and
the mounting seat is respectively and horizontally and rotatably connected with the swinging rod and the extending end of the auxiliary rod so as to be connected with the corresponding driving wheel; the mounting seat, the swing rod, the auxiliary rod and the vehicle body are enclosed together to form a deformable parallelogram structure.
In some embodiments/examples/illustrations, two ends of the connecting rod are respectively and horizontally and rotatably connected with the auxiliary rods in the two corresponding swing mechanisms, and the connecting rod, the two auxiliary rods and the vehicle body are enclosed to form a deformable parallelogram structure;
the connecting point of each auxiliary rod and the connecting rod is positioned in the middle of the length of the auxiliary rod.
In some embodiments/examples/illustrations, each of the drivers has a fixed end and a telescopic end, and is electrically connected to the controller; the fixed end is horizontally and rotatably connected with the vehicle body, and the telescopic end is horizontally and rotatably connected with the corresponding connecting rod;
the connecting point of the connecting rod and the driver is positioned in the middle of the length of the connecting rod.
In some embodiments/examples/illustrations, each of the actuators extends toward the outside of the vehicle body in a horizontal direction, and is disposed at an inclination;
along length direction flexible end is close to the front end of automobile body, and is located the place ahead of stiff end.
In one possible implementation, each of the distance sensors is located at a middle position of the vehicle body in the length direction.
In one possible implementation, the discharging assembly includes:
one end of the material path is fixedly arranged at the front end of the vehicle body, and the other end of the material path extends outwards along the length direction; one end of the material path is communicated with the material bin through a connecting pipeline;
the discharge valve is fixedly arranged at the extending end of the material path and communicated with the material path;
the rotary spray head is arranged on the discharge valve and is used for spraying anticorrosive paint on the position to be sprayed in the pipeline;
the conveying pump is arranged in the vehicle body and is positioned on the connecting pipeline so as to convey the material in the storage bin to the rotary spray head under pressure;
the camera is arranged at the bottom of the rotary spray head, is electrically connected with the controller and is used for allowing an externally arranged visual unit to see the position to be sprayed in real time;
the material path, the discharge valve and the central axis of the rotary sprayer are arranged in a collinear way.
In some embodiments/examples/illustrations, the vehicle body is a rectangular parallelepiped shape structure; the vehicle body is arranged along the central axis of the length direction and the central axes of the material path, the discharge valve and the rotary spray head in a collinear way.
In this implementation manner/application embodiment, the automobile body can advance in pipeline inside under the drive of drive wheel to treat the position of spraying through ejection of compact subassembly and carry out spraying anticorrosive paint, can realize convenient and quick maintain the pipeline, and carry out anticorrosive treatment. Two adjusting part set up respectively in the both sides of automobile body, can drive the drive wheel of automobile body both sides and remove along width direction, and then adapt to the pipeline of different bores to through swing structure, connecting rod and driver's setting, can adjust respectively according to the signal of distance sensor feedback two drive wheels of arbitrary one side of automobile body, can realize that two drive wheels of arbitrary one side of automobile body are close to the automobile body simultaneously or keep away from the automobile body, prevent that the automobile body from taking place the slope, and then guarantee the spraying effect. The structure can also change the mode of manpower adjustment in the past, the self-adjustment of the driving wheels is realized by driving the connecting rod through the driver, the adjustment precision is high, manpower and material resources are saved, and the practicability is high.
Drawings
FIG. 1 is a schematic structural diagram of a vehicle for spraying a weld in a pipeline according to an embodiment of the present invention (a driving wheel is farthest from a vehicle body along a width direction);
FIG. 2 is a schematic diagram of a top view structure of a welding seam spraying vehicle in a pipeline (a swing rod rotates horizontally) provided by an embodiment of the utility model;
FIG. 3 is a schematic side view of a vehicle for spraying a weld seam in a pipeline according to an embodiment of the present invention;
description of reference numerals:
10. a vehicle body; 20. an adjustment assembly; 21. a swing assembly; 211. a swing rod; 212. an auxiliary lever; 213. a mounting seat; 22. a connecting rod; 23. a driver; 30. a drive wheel; 40. a distance sensor; 50. a discharge assembly; 51. a material path; 52. a discharge valve; 53. rotating the spray head; 54. a camera is provided.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 3 together, a vehicle for spraying a weld seam in a pipeline according to the present invention will now be described. The utility model provides a welding seam spraying car in pipeline, includes automobile body 10, adjusting part 20, drive wheel 30, distance sensor 40, ejection of compact subassembly 50 and supporting controller. The vehicle body 10 is arranged inside the duct 60, the vehicle body 10 has a longitudinal direction and a width direction, the longitudinal direction is arranged in parallel with the axial direction of the duct 60, and the horizontal direction perpendicular to the longitudinal direction is the width direction; the vehicle body 10 has a bin therein. The two groups of adjusting assemblies 20 are arranged, and the two groups of adjusting assemblies 20 are respectively arranged on two sides of the vehicle body 10 along the width direction; each group of adjusting components 20 comprises two swinging structures 21, a connecting rod 22 and a driver 23; the two swing structures 21 are arranged at intervals along the length direction, one end of each swing structure 21 is horizontally and rotatably arranged on the vehicle body 10, and the other end of each swing structure 21 extends out towards the outer side of the vehicle body 10; the connecting rod 22 is arranged along the length direction, and two ends of the connecting rod are respectively connected with the two swing structures 21 in a rotating manner; the actuator 23 drives the link 22 to move in the width direction toward or away from the vehicle body 10.
The number of the driving wheels 30 is four, the four driving wheels 30 are respectively arranged in one-to-one correspondence with the four swing structures 21, each driving wheel 30 is respectively arranged at the extending end of the corresponding swing structure 21, and the rotation axis is arranged along the width direction and is used for rolling on the inner wall surface of the pipeline 60. The distance sensors 40 are at least two, and each distance sensor 40 is uniformly distributed on the upper side and the lower side of the vehicle body 10, is respectively connected with the vehicle body 10, and is used for respectively measuring the distances between the vehicle body 10 and the upper side of the inner wall of the pipeline 60 and the distance between the vehicle body 10 and the lower side of the inner wall of the pipeline 60 in real time along the vertical direction. The discharging component 50 is arranged at the front end of the vehicle body 10 along the length direction, is communicated with the storage bin, and is used for spraying anticorrosive paint on the part to be sprayed in the pipeline 60.
After each distance sensor 40 monitors that the distances from the vehicle body 10 to the upper side and the lower side of the inner wall of the pipeline 60 are different, under the control of the controller, the two drivers 23 respectively drive the corresponding connecting rods 22 to move along the width direction, and the connecting rods 22 simultaneously drive the two corresponding swing structures 21 to horizontally rotate, so that the corresponding driving wheels 30 are close to the vehicle body 10 or far away from the vehicle body 10, and further the central axis of the discharging assembly 50 is arranged in a collinear manner with the axis of the pipeline 60.
Compared with the prior art, the pipeline inner weld spraying vehicle provided by the embodiment has the advantages that the vehicle body 10 can be driven by the driving wheel 30 to advance inside the pipeline 60, and the position to be sprayed is sprayed with anticorrosive paint through the discharging assembly 50, so that the pipeline 60 can be maintained conveniently and quickly, and the anticorrosive treatment can be performed. Two adjusting part 20 set up respectively in the both sides of automobile body 10, can drive the drive wheel 30 of automobile body 10 both sides and remove along width direction, and then adapt to the pipeline 60 of different bores, and through swing structure 21, connecting rod 22 and driver 23's setting, can be according to the signal of distance sensor 40 feedback, adjust respectively two drive wheels 30 of arbitrary one side of automobile body 10, can realize that two drive wheels 30 of arbitrary one side of automobile body 10 are close to automobile body 10 simultaneously or keep away from automobile body 10, prevent that automobile body 10 from taking place the slope, and then guarantee the spraying effect. This kind of structure can also change the mode that manpower was adjusted in the past, drives connecting rod 22 through driver 23 and realizes driving wheel 30's self-interacting, and its regulation precision is high to use manpower and materials sparingly, the practicality is strong.
In some embodiments, the swing structure 21 may be configured as shown in fig. 1. Referring to fig. 1, each swing structure 21 includes a swing link 211, an auxiliary lever 212, and a mount 213. Wherein, one end of the swing link 211 is horizontally and rotatably connected with the vehicle body 10, and the other end extends out of the vehicle body 10. The auxiliary rod 212 is parallel to the swing rod 211 along the length direction and arranged at intervals, one end of the auxiliary rod 212 is horizontally and rotatably connected with the vehicle body 10, the other end of the auxiliary rod 212 extends out of the vehicle body 10, and the length of the auxiliary rod 212 is equal to that of the swing rod 211. The mounting seat 213 is horizontally and rotatably connected with the swing rod 211 and the extending end of the auxiliary rod 212 respectively for connecting with the corresponding driving wheel 30; the mounting seat 213, the swing link 211, the auxiliary lever 212 and the vehicle body 10 together enclose a deformable parallelogram structure. The quadrilateral structure enclosed by the mounting seat 213, the swing link 211, the auxiliary rod 212 and the vehicle body 10 can ensure that the axis of the driving wheel 30 is arranged along the width direction, thereby ensuring stable movement in the pipeline 60.
In some embodiments, the connecting structure of the connecting rod 22 and the auxiliary rod 212 may be as shown in fig. 2. Referring to fig. 2, two ends of the link 22 are respectively connected to the auxiliary rods 212 of the two corresponding swing mechanisms in a horizontal rotation manner, and the link 22, the two auxiliary rods 212, and the vehicle body 10 are enclosed to form a deformable parallelogram structure. The connection point of each auxiliary lever 212 to the link 22 is located at an intermediate position of the length of the auxiliary lever 212. This kind of structure can make connecting rod 22 remove the time, the simultaneous pulling two swing structure 21 that correspond act simultaneously, and then make two wheels of automobile body 10 one side be close to simultaneously or keep away from to adjust the vertical height of automobile body 10 in pipeline 60, and then make the axis of ejection of compact subassembly 50 and the axis collineation setting of pipeline 60, can prevent because of the distance of two drive wheels 30 of automobile body 10 with one side along width direction and automobile body 10
In some embodiments, the driver 23 may be configured as shown in fig. 1. Referring to fig. 1, each driver 23 has a fixed end and a telescopic end, and is electrically connected to the controller; the fixed end is horizontally and rotatably connected with the vehicle body 10, and the telescopic end is horizontally and rotatably connected with the corresponding connecting rod 22. The connecting point of the connecting rod 22 and the driver 23 is located at the middle position of the length of the connecting rod 22, and the structure can ensure the stress stability of the connecting rod 22.
In some embodiments, the driver 23 may be configured as shown in fig. 1 to 2. Referring to fig. 1 to 2, each actuator 23 extends in a horizontal direction toward the outside of the vehicle body 10, and is disposed obliquely. The telescopic end is close to the front end of the vehicle body 10 along the length direction and is located in front of the fixed end, the structure can ensure that the connecting rod 22 can move along the width direction, and the driver 23 can horizontally rotate, so that the interference with the connecting rod 22 can be prevented, and the driving wheel 30 can move along the width direction.
In some embodiments, the distance sensor 40 may be configured as shown in FIG. 1. Referring to fig. 1, each distance sensor 40 is located at a middle position of the vehicle body 10 in the length direction, and this structure can ensure stability of distance monitoring.
In some embodiments, outfeed assembly 50 may be configured as shown in FIG. 1. Referring to fig. 1, the discharging assembly 50 includes a material path 51, a discharging valve 52, a rotary spraying head 53, a delivery pump and a camera 54. One end of the material path 51 is fixedly arranged at the front end of the vehicle body 10, and the other end extends outwards along the length direction; one end of the material path 51 is communicated with the storage bin through a connecting pipeline. The discharge valve 52 is fixedly arranged at the extending end of the material path 51 and is communicated with the material path 51. The rotary spray head 53 is arranged on the discharge valve 52 and is used for spraying anticorrosive paint on the position to be sprayed in the pipeline 60. The delivery pump is arranged inside the vehicle body 10 and is positioned on the connecting pipeline so as to convey the material in the storage bin to the rotary spraying head 53 under pressure. The camera 54 is disposed at the bottom of the rotary sprayer 53, and is electrically connected to the controller, for the externally disposed visual unit to see the position to be sprayed in real time. The central axes of the material path 51, the discharge valve 52 and the rotary nozzle 53 are arranged in a collinear way.
The storage bin is in a two-component mode so as to adapt to spraying of the two-component coating. The number of the material paths 51 and the number of the connecting pipelines are two, the two material paths and the connecting pipelines are respectively arranged corresponding to the two bins, and the material paths 51 can adopt copper pipes; the conveying pumps are also provided with two conveying pumps which respectively correspond to the two storage bins, and screw pumps can be adopted. The conveying pump controls the conveying amount of the materials in the two bins through speed regulation respectively, and the required proportion of the coating and the curing agent is achieved. The discharge valve 52 can control the closing of the coating, and is convenient for disassembly, assembly and maintenance.
The rotary nozzle 53 is composed of a rotary cup and a high-speed motor, and in operation, materials conveyed into the rotary cup are fully mixed and atomized under the high-speed centrifugal action of more than 20000 revolutions per minute so as to be sprayed onto the inner wall surface of the pipeline 60 under the action of the pressure of the conveying pump.
In some embodiments, the vehicle body 10 may be configured as shown in FIG. 1. Referring to fig. 1, a vehicle body 10 has a rectangular parallelepiped outer shape; the vehicle body 10 is disposed along the central axis in the longitudinal direction in the same line with the central axes of the material passage 51, the discharge valve 52, and the spin head 53. This kind of structure can be convenient for distance sensor 40 to the location of automobile body 10 in pipeline 60 to guarantee that the axis of rotatory nozzle 53 can set up with the axis collineation of pipeline 60, and then guarantee the spraying effect.
It should be noted that the top end of the car body 10 is provided with a detachable sealing cover, and the distance sensor 40 above the car body 10 can be arranged on the sealing cover, so that the structure can be convenient for charging the storage bin or maintaining the internal components.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. Pipeline inside weld spraying car, its characterized in that includes:
the vehicle body is arranged inside the pipeline and provided with a length direction and a width direction, the length direction is parallel to the axis direction of the pipeline, and the horizontal direction perpendicular to the length direction is the width direction; a storage bin is arranged inside the vehicle body;
the two groups of adjusting assemblies are arranged on two sides of the vehicle body along the width direction respectively; each group of adjusting components comprises two swinging structures, a connecting rod and a driver; the two swing structures are arranged at intervals along the length direction, one end of each swing structure is horizontally and rotatably arranged on the vehicle body, and the other end of each swing structure extends out towards the outer side of the vehicle body; the connecting rod is arranged along the length direction, and two ends of the connecting rod are respectively in rotating connection with the two swinging structures; the driver drives the connecting rod to move along the width direction relative to or opposite to the vehicle body;
the four driving wheels are respectively arranged in one-to-one correspondence with the four swing structures, each driving wheel is respectively arranged on the extending end of the corresponding swing structure, and the rotating axis is arranged along the width direction and is used for being arranged on the inner wall surface of the pipeline in a rolling manner;
the distance sensors are uniformly distributed on the upper side and the lower side of the vehicle body, are respectively connected with the vehicle body and are used for respectively measuring the distances between the vehicle body and the upper side of the inner wall of the pipeline and the distance between the vehicle body and the lower side of the inner wall of the pipeline in real time along the vertical direction;
the discharging assembly is arranged at the front end of the vehicle body along the length direction, is communicated with the stock bin, and is used for spraying anticorrosive paint on a part to be sprayed in the pipeline; and
a matched controller;
when the distance sensors monitor that the distance between the vehicle body and the upper side and the lower side of the inner wall of the pipeline is different, under the control of the controller, the two drivers respectively drive the corresponding connecting rods to move along the width direction, and the connecting rods simultaneously drive the two corresponding swing structures to horizontally rotate, so that the corresponding driving wheels are close to or far away from the vehicle body, and the central axis of the discharging assembly and the axis of the pipeline are arranged in a collinear manner.
2. The in-duct weld spray vehicle of claim 1, wherein each of the oscillating structures comprises:
one end of the swing rod is horizontally and rotatably connected with the vehicle body, and the other end of the swing rod extends out of the vehicle body;
the auxiliary rods are parallel to the oscillating rods along the length direction and are arranged at intervals, one end of each auxiliary rod is horizontally and rotatably connected with the vehicle body, the other end of each auxiliary rod extends out of the vehicle body, and the length of each auxiliary rod is equal to that of the oscillating rod; and
the mounting seat is respectively and horizontally and rotatably connected with the swinging rod and the extending end of the auxiliary rod so as to be connected with the corresponding driving wheel; the mounting seat, the swing rod, the auxiliary rod and the vehicle body are enclosed together to form a deformable parallelogram structure.
3. The in-duct weld joint spraying vehicle according to claim 2, wherein two ends of the connecting rod are respectively connected with the auxiliary rods of the two corresponding swing mechanisms in a horizontal rotating manner, and the connecting rod, the two auxiliary rods and the vehicle body are enclosed to form a deformable parallelogram structure;
the connecting point of each auxiliary rod and the connecting rod is positioned in the middle of the length of the auxiliary rod.
4. The vehicle of claim 3, wherein each of the actuators has a fixed end and a retractable end and is electrically connected to the controller; the fixed end is horizontally and rotatably connected with the vehicle body, and the telescopic end is horizontally and rotatably connected with the corresponding connecting rod;
the connecting point of the connecting rod and the driver is positioned in the middle of the length of the connecting rod.
5. The in-duct weld joint coating vehicle according to claim 4, wherein each of the drivers extends out toward the outer side of the vehicle body in a horizontal direction and is disposed obliquely;
along length direction flexible end is close to the front end of automobile body, and is located the place ahead of stiff end.
6. The in-duct weld seam coating vehicle of claim 1, wherein each of the distance sensors is located at a middle position of the vehicle body along the length direction.
7. The in-pipe weld spray vehicle of claim 1, wherein the outfeed assembly comprises:
one end of the material path is fixedly arranged at the front end of the vehicle body, and the other end of the material path extends outwards along the length direction; one end of the material path is communicated with the material bin through a connecting pipeline;
the discharge valve is fixedly arranged at the extending end of the material path and communicated with the material path;
the rotary spray head is arranged on the discharge valve and is used for spraying anticorrosive paint on the position to be sprayed in the pipeline;
the conveying pump is arranged in the vehicle body and is positioned on the connecting pipeline so as to convey the material in the storage bin to the rotary spray head under pressure;
the camera is arranged at the bottom of the rotary spray head, is electrically connected with the controller and is used for allowing an externally arranged visual unit to see the position to be sprayed in real time;
the material path, the discharge valve and the central axis of the rotary sprayer are arranged in a collinear way.
8. The in-duct weld joint spraying vehicle according to claim 7, wherein the vehicle body has a rectangular parallelepiped outer shape; the vehicle body is arranged along the central axis of the length direction and the central axes of the material path, the discharge valve and the rotary spray head in a collinear way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737518.5U CN215823457U (en) | 2021-07-28 | 2021-07-28 | Pipeline inner weld joint spraying vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737518.5U CN215823457U (en) | 2021-07-28 | 2021-07-28 | Pipeline inner weld joint spraying vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215823457U true CN215823457U (en) | 2022-02-15 |
Family
ID=80193149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121737518.5U Active CN215823457U (en) | 2021-07-28 | 2021-07-28 | Pipeline inner weld joint spraying vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215823457U (en) |
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2021
- 2021-07-28 CN CN202121737518.5U patent/CN215823457U/en active Active
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