CN208997561U - A kind of inner wall of the pipe inspection crawl device - Google Patents
A kind of inner wall of the pipe inspection crawl device Download PDFInfo
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- CN208997561U CN208997561U CN201821842037.9U CN201821842037U CN208997561U CN 208997561 U CN208997561 U CN 208997561U CN 201821842037 U CN201821842037 U CN 201821842037U CN 208997561 U CN208997561 U CN 208997561U
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- wall
- main stand
- pipe
- crawl device
- pipe inspection
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Abstract
The utility model relates to a kind of inner wall of the pipe inspection crawl device, the inner wall of the pipe inspection crawl device can be embedded into the inner cavity of pipeline to be detected, comprising: main stand is provided with the mounting portion for installing detecting instrument on main stand；The crawling wheel of main stand bottom is set；Absorption magnet in main stand is set, and absorption magnet is used to main stand being adsorbed on inner wall of the pipe, so that crawling wheel is pressed in inner wall of the pipe；For providing the driving motor of driving force for the driving wheel in crawling wheel；The electrical storage device for being set in main stand, and being connected with driving motor.The crawl device can creep in inner wall of the pipe, the detection that can be realized after corresponding detecting instrument to inner wall of the pipe be installed on crawl device, to guarantee the safety of pipeline.
Description
Technical field
The utility model relates to service technique field, in particular to a kind of inner wall of the pipe inspection crawl device.
Background technique
The pipelines such as main steam line, reheaing steam pipe, main feed water pipe road, the steam turbine steam guiding tube in power station, are diameter
Biggish big pipeline, these pipelines are the main pipes of the media such as thermal power plant conveying steam, water, most for these pipelines
Important requirement is to safely and steadily run for a long time.
And the inspection of these pipelines is examined primarily directed to the weld seam of pipeline external surface, elbow and valve position at present
It tests, and is to know nothing to the case where inner wall of the pipe.
Therefore, how to realize the inspection to inner wall of the pipe, when safe handling to ensure pipeline current this field skill
The technical issues of art personnel's urgent need to resolve.
Utility model content
The purpose of the utility model is to disclose a kind of inner wall of the pipe inspection crawl device, so as to realize in pipeline
The inspection of wall, it is ensured that the safe handling of pipeline.
In order to achieve the above objectives, the utility model provides a kind of inner wall of the pipe inspection crawl device, the inner wall of the pipe inspection
It looks into the inner cavity that can be embedded into pipeline to be detected with crawl device, and the inner wall of the pipe inspection includes: with crawl device
Main stand is provided with the mounting portion for installing detecting instrument on the main stand；
The crawling wheel of the main stand bottom is set；
Absorption magnet in the main stand is set, the absorption magnet be used to for the main stand being adsorbed on to
In the inner wall of the pipe of detection, so that the crawling wheel is pressed in the inner wall of the pipe；
For providing the driving motor of driving force for the driving wheel in the crawling wheel；
The electrical storage device for being set in the main stand, and being connected with the driving motor.
Preferably, the absorption magnet is electromagnet, and the absorption magnet is connected with the electrical storage device.
Preferably, the main stand is rectangle, and the crawling wheel is disposed with along the length direction of the main stand
Two rows, and two rows of crawling wheels are symmetrical about the middle separated time in the main stand width direction.
Preferably, the adsorption magnet includes two, and two adsorption magnets are about institute's main stand width direction
On middle separated time it is symmetrical.
Preferably, the absorption magnet is using electromagnet made of U-shaped core, and the electromagnet is embedded described
It is described in addition to the one side opposite with the inner wall of the pipe is using the capping of plastics sealing plate in the mounting groove opened up on main stand
It is laid on its lap of the inner wall of mounting groove every magnetic silicon steel sheet.
It preferably, further include setting on the main stand, and the lighting device being connect with the electrical storage device point.
Preferably, the rear end of the main stand is additionally provided with hook component, and the hook component includes:
Guide post, one end of the guide post are to expand end, and the other end is screw threads for fastening end, it is described expand hold for the master
Body rack is connected；
Limited post, the first end of the limited post are anchored on the screw threads for fastening end；
Spring, the spring are set on the guide post, and the both ends of the spring respectively with it is described expand end and it is described
Limited post offsets；
Sleeve, the sleeve are set in outside the spring, and the sleeve close to described one end for expanding end with it is described
Spring is fixedly linked；
One end of arc hook, the arc hook is connected on the sleeve, and the second of the other end and the limited post
End offsets.
It preferably, further include the stop column for being arranged on the limited post, and being used to limit the set barrel stroke.
Preferably, further includes:
In the main stand, and the reception of wireless signals module being connected with the electrical storage device；
With the drive control module of the reception of wireless signals module communication connection, the drive control module is for controlling
The driving motor rotation；
Alarm module in the main stand is less than preset value and/or the crawling wheel in the battery capacity
It alarms when the adhesive force in the inner wall of the pipe is less than safety value.
It preferably, further include course changing control module and steering system, wherein
The steering system includes that steering motor and the gear that the crawling wheel and the steering motor are sequentially connected are total
At；
The course changing control module and the reception of wireless signals module communication connection, and for controlling the steering motor
Rotation.
Preferably, the crawling wheel is the rubber wheel with anti-skid chequer.
It preferably, further include magnetic force control module, the magnetic force control module is used to control the size of magnet current, to adjust
The magnetic force of the whole electromagnet.
Preferably, crawling wheel described in every row includes two, and all crawling wheels are the active with power input
Wheel.
Preferably, the mounting portion includes mounting hole and/or buckle and/or mounting groove.
Inner wall of the pipe inspection crawl device disclosed in the utility model, needing to be embedded into during the work time needs to check
Inner cavity of pipe in, due in main stand be provided with absorption magnet, by absorption magnet entire crawl device can be inhaled
It is attached in inner wall of the pipe, and compresses crawling wheel and inner wall of the pipe, pressure between crawling wheel and inner wall of the pipe and between the two
The product of coefficient of friction be frictional force between crawl device and inner wall of the pipe, in design, need to guarantee crawl device and pipe
Minimum friction between road inner wall is greater than the gravity of entire crawl device, this can realize crawl device appointing in inner wall of the pipe
Position creeping anticipate without falling；Under the power supply of electrical storage device, driving motor is able to drive crawling wheel rotation, is climbed with realizing
Row device creeping in inner wall of the pipe, according to detection needs, operator can install corresponding detecting instrument on mounting portion
To be detected to inner wall of the pipe.
It can be seen that the inner wall of the pipe inspection disclosed in the utility model can be swashed with crawl device in inner wall of the pipe
Row installs the detection that can be realized after corresponding detecting instrument to inner wall of the pipe on crawl device, ensures that the safety of pipeline
It uses.
Detailed description of the invention
Fig. 1 is the side perspective signal of the inner wall of the pipe inspection crawl device disclosed in a kind of embodiment of the utility model
Figure；
Fig. 2 is the schematical top view of the inner wall of the pipe inspection crawl device disclosed in a kind of embodiment of the utility model；
Fig. 3 is that the side perspective of the inner wall of the pipe inspection crawl device disclosed in the utility model another kind embodiment is shown
It is intended to；
Fig. 4 is the schematic diagram of internal structure of hook component；
Fig. 5 is schematic diagram of the crawl device when the side of inner wall of the pipe is creeped；
Fig. 6 is schematic diagram of the crawl device when inner wall of the pipe is creeped close to top；
Fig. 7 is schematic diagram when crawl device is creeped at the top of inner wall of the pipe；
Fig. 8 is the structural schematic diagram of horseshoe electromagnet.
Wherein, rack based on 1,2 be absorption magnet, and 3 be crawling wheel, and 4 be hook component, and 5 is expand end, and 6 be sleeve,
7 be stop column, and 8 link up with for arc, and 9 be spring, and 10 be iron core, and 11 be winding, and 12 be limited post.
Specific embodiment
The core of the utility model is to provide a kind of inner wall of the pipe inspection crawl device, so as to realize in pipeline
The inspection of wall, it is ensured that the safe handling of pipeline.
Fig. 1 and Fig. 2 are please referred to, the inner wall of the pipe inspection disclosed in the utility model is needed embedding when in use with crawl device
Enter into the inner cavity of pipeline, and the inner wall of the pipe inspection crawl device includes main stand 1, crawling wheel 3, absorption magnet 2, drives
Motor and electrical storage device are moved, mounting portion is provided on main stand 1, mounting portion (is such as taken the photograph for installing suitable detection instrument
As head, thickness gauge etc.), according to the difference of detection project and detection device, the form of mounting portion may be different, such as install
Portion can be tapped mounting hole, bayonet or the clamping groove etc. connected on main stand 1 for detection device, main body machine
The material of frame 1 can select plastics, and the bottom of main stand 1 is arranged in crawling wheel 3, and crawling wheel 3 with inner wall of the pipe for connecting
The inside of main stand 1 is arranged in touching, absorption magnet 2, and the effect of absorption magnet 2 is provider's rack 1 and inner wall of the pipe
Between attraction guarantee have between crawling wheel 3 and inner wall of the pipe to make to generate pressure between crawling wheel 3 and inner wall of the pipe
There is enough frictional force；It can also a part of can be driving wheel with all driving wheels in crawling wheel 3, another part is driven
Wheel, the effect of driving motor are to provide driving force for the driving wheel in crawling wheel 3, can lead between driving motor and driving wheel
It crosses retarder to be connected, can also be engaged by stage-geared, or be connected by kinds of drive such as chain conveyer, belt transmissions,
The specific connection type between driving motor and driving wheel is not construed as limiting in present specification, as long as can be realized driving electricity
Machine drives driving wheel rotation, and it is suitable between driving motor and driving wheel that those skilled in the art can select according to actual condition
Connection type, electrical storage device is arranged in main stand 1, and its role is to provide power supply for driving motor, electric power storage is filled
It sets and is electrically connected with driving motor.
It needs to be illustrated, the bottom surface of main stand 1 is specifically referred in working condition in the utility model embodiment
When, the one side opposite with inner wall of the pipe of main stand 1.
It will be appreciated to those of skill in the art that absorption magnet 2 can both select permanent magnet, electromagnetism can also be selected
Iron, the absorption magnet 2 in the present embodiment is electromagnet, and adsorbs magnet 2 and be electrically connected with electrical storage device, to pass through electrical storage device
For electromagnet power supply.
The magnetic force size needs of electromagnet are strictly designed, if the magnetic force size between electromagnet and inner wall of the pipe is f,
Crawling wheel 3 and the coefficient of friction of inner wall of the pipe are μ, and the total quality of inner wall of the pipe inspection crawl device is m, the shape in Fig. 5
When state, it need to guarantee μ × f > mg, in Fig. 6 state, if the angle of magnetic force direction and horizontal direction between electromagnet and light pipe
For a, and then there is μ × f × cos α+f × sin α > mg it can be concluded that a is acute angle at this time from figure, due to when α is acute angle,
(cos α+sin α) > 1, therefore μ (cos α+sin α) > μ, and μ is typically less than 1 value, therefore (μ cos α+sin α) > μ (cos
α+sin α), thus the f when f in Fig. 6 state can be less than Fig. 5, in Fig. 7 state, f > mg, in summary, only
Meet f > mg/ μ i.e. and can guarantee that inner wall of the pipe inspection is not fallen with crawl device in any position of inner wall of the pipe, in order to true
It ensures safety, a safety coefficient, such as f > 1.2mg/ μ can increased, the magnetic force of electromagnet can be calculated by the formula
Then size selects suitable electromagnet according to calculated result.
According to the calculation formula of electromagnet magnetic force it is known that the feelings determining in the iron core 10 and 11 the number of turns of winding of electromagnet
Under condition, by adjusting size of current, the adjustment of electromagnet magnetic force size may be implemented.
Fig. 1 and Fig. 2 are please referred to, the main stand 1 in the present embodiment is rectangle, length of the crawling wheel 3 along main stand 1
Direction is disposed with two rows, and two rows of crawling wheels 3 are symmetrical arranged about the middle separated time in the width direction of main stand 1, more into
One step, in order to make to have between crawling wheel 3 and inner wall of the pipe enough pressure, absorption magnet 2 specifically includes two, two suctions
Attached magnet 2 is also symmetrical arranged about the middle separated time in 1 width direction of main stand, and any one absorption magnet 2 is along main stand 1
Length direction arrangement, in order to guarantee adsorb magnet 2 have sufficiently large magnetic force, U-shaped core 10 can be used, electromagnetism is made
Iron, as shown in Figure 8, electromagnet are embedded in the mounting groove opened up on main stand 1, and the mounting groove in addition to pipeline
Except the opposite one side of inner wall is using plastic plate capping, it is laid on mounting groove others wall surface every magnetic silicon steel sheet, to avoid
Electromagnet causes electromagnetic interference to the remaining part of the inner wall of the pipe inspection crawl device.
Further, lighting device is additionally provided on main stand 1, lighting device can be LED light source, illumination dress
It sets and is connected with electrical storage device, the switch of lighting device can be controlled by physical switches or controller, preferred mode is settable
Light sensor, when the quantity of illumination received by the light sensor is less than predetermined value, by controller control lighting device from
Dynamic to open, when the quantity of illumination received by the light sensor is greater than or equal to predetermined value, lighting device is remained off, with
Save electric energy.
Under some cases, inner wall of the pipe inspection crawl device may need to tow some inspection apparatus, for this purpose, the present embodiment
Disclosed in scheme in the rear end of main stand 1 is also provided with hook component 4, as shown in Figures 3 and 4, hook component 4
Guide post, limited post 12, spring 9, sleeve 6 and arc hook 8 are specifically included, one end of guide post is to expand end 5, this expands end 5
For being connected with main stand 1, it can be threaded connection that it is unrestricted, which to expand the mode that end 5 is connected with main stand 1, can also
It is connected by fastener (such as bolt), the other end of guide post is screw threads for fastening end, and it is tight that the first end of limited post 12 is fastened on screw thread
On fixed end, spring 9 is set on guide post, and the both ends of spring 9 respectively with expand end 5 and limited post 12 offset, sleeve 6 is arranged
Outside spring 9, sleeve 6 is fixedly linked close to the one end for expanding end 5 with spring 9, and one end of arc hook 8 is fixedly connected on set
On cylinder 6, the second end of the other end and limited post 12 offsets, and as shown in Figure 4, spring 9, which is located in sleeve 6, forms closing
Formula elastic device pulls to arc hook 8 far from the side for expanding end 5, arc hook 8 and limit if inspection equipment need to be hung
Opening is formed between the column 12 of position, arc hook 8, rear arc of loosing one's grip hook are inserted in from the opening in the mounting position for checking equipment
8 reset, and offset with the second end of limited post 12, prevent from checking equipment abjection.
In order to prevent because sleeve 6 be displaced it is excessive caused by spring 9 damage, be also arranged on limited post 12 in the present embodiment
Stop column 7, after sleeve 6 and stop column 7 contact, sleeve 6 can not be continued to move to, this can effectively limit the stroke of sleeve 6,
Prevent the damage of spring 9.
Inner wall of the pipe inspection crawl device disclosed in the utility model, can be set a control line, control line
End be provided with hand-held controller, can control entire crawl device to advance by the controller, retreat and even turn to etc.；But
This kind of mode needs to be arranged longer control line, and limitation when applying at the scene is larger, for this purpose, disclosing one in the present embodiment
The light pipe lateral surface inspection crawl device of wireless remote control may be implemented in kind, on the basis of the above embodiments, in the present embodiment
Inner wall of the pipe inspection crawl device further includes reception of wireless signals module, drive control module and alarm module, wireless signal
Receiving module is located in main stand 1, drive control module and reception of wireless signals module communication connection, and drive control mould
Block is used to control the rotation of driving motor, to drive crawl device to move forward or back；Alarm module is similarly installed at main stand 1
It is interior, and reported less than preset value and/or crawling wheel 3 when the adhesive force in inner wall of the pipe is less than safety value in battery capacity
Alert, alarm can inform user in such a way that sound and light are reminded, and the monitoring of battery capacity can be used mature at present
Electric quantity monitoring module realize that the size of adhesive force of the crawling wheel 3 in inner wall of the pipe can pass through and pressure is arranged on crawling wheel 3
The mode of force snesor is realized, further, can also add auto-returned control module, default lower than one in battery capacity
After value, auto-returned control module controls the entire automatic backtracking of crawl device to starting point.
In addition to this, course changing control module and steering system can be also added, steering system includes that steering motor and gear are total
At steering motor can be set in main stand 1, and the steering system and crawling wheel 3 generallyd use by current passenger car connects
It connecing or steering motor can be set in the support shaft for installing crawling wheel 3, crawling wheel 3 is rotatably connected in support shaft,
Steering motor is sequentially connected by gear assembly and crawling wheel 3, course changing control module and reception of wireless signals module communication connection,
After receiving turn signal, course changing control module is instructed to steering motor sending action, and steering motor passes through gear assembly band
It moves the corresponding movement of crawling wheel 3 and realizes steering.
Magnetic force control module can be also further added, magnetic force control module can control the size of current in electromagnet, with
The suction of electromagnet is set to remain at minimum guard value, to save electric power to the greatest extent.
Mounting portion may be provided at the top of main stand 1, mounting portion include but is not limited to threaded mounting hole, buckle and
Mounting groove etc..
Inner wall of the pipe inspection provided by the utility model is described in detail with crawl device above.It is used herein
Specific case is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help
Understand the method and its core concept of the utility model.It should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model principle, several improvements and modifications can be made to this utility model, these improve and
Modification is also fallen into the protection scope of the utility model claims.
Claims (10)
1. a kind of inner wall of the pipe inspection crawl device, which is characterized in that the inner wall of the pipe inspection crawl device can be embedded into
In the inner cavity of pipeline to be detected, and the inner wall of the pipe inspection includes: with crawl device
Main stand (1) is provided with the mounting portion for installing detecting instrument on the main stand (1)；
Crawling wheel (3) in the main stand (1) bottom is set；
The absorption magnet (2) being arranged in the main stand (1), the absorption magnet (2) are used for the main stand (1)
It is adsorbed in inner wall of the pipe to be detected, so that the crawling wheel (3) is pressed in the inner wall of the pipe；
For providing the driving motor of driving force for the driving wheel in the crawling wheel (3)；
It is set in the main stand (1), and the electrical storage device being connected with the driving motor.
2. inner wall of the pipe inspection crawl device according to claim 1, which is characterized in that the absorption magnet (2) is electricity
Magnet, and the absorption magnet (2) is connected with the electrical storage device.
3. inner wall of the pipe inspection crawl device according to claim 2, which is characterized in that the main stand (1) is in length
Rectangular, the crawling wheel (3) is disposed with two rows along the length direction of the main stand (1), and two rows of crawling wheels (3) are closed
It is symmetrical in the middle separated time in the main stand (1) width direction.
4. inner wall of the pipe inspection crawl device according to claim 3, which is characterized in that the absorption magnet (2) includes
Two, and two absorption magnets are symmetrical about the middle separated time in institute main stand (1) width direction.
5. inner wall of the pipe inspection crawl device according to claim 4, which is characterized in that the absorption magnet (2) is to adopt
The electromagnet made of U-shaped core (10), the electromagnet are embedded in the mounting groove opened up on the main stand (1),
In addition to the one side opposite with the inner wall of the pipe is using the capping of plastics sealing plate, applied on its lap of the inner wall of the mounting groove
Equipped with every magnetic silicon steel sheet.
6. inner wall of the pipe inspection crawl device described in -5 any one according to claim 1, which is characterized in that further include setting
On the main stand (1), and the lighting device being connect with the electrical storage device point.
7. inner wall of the pipe inspection crawl device according to claim 3, which is characterized in that after the main stand (1)
End is additionally provided with hook component (4), and the hook component (4) includes:
Guide post, one end of the guide post are to expand end (5), and the other end is screw threads for fastening end, it is described expand end (5) be used for it is described
Main stand (1) is connected；
The first end of limited post (12), the limited post (12) is anchored on the screw threads for fastening end；
Spring (9), the spring (9) is set on the guide post, and end is expanded with described respectively in the both ends of the spring (9)
(5) it offsets with the limited post (12)；
Sleeve (6), it is external that the sleeve (6) is set in the spring (9), and the sleeve (6) expands end (5) close to described
One end is fixedly linked with the spring (9)；
Arc links up with (8), and one end of the arc hook (8) is connected on the sleeve (6), the other end and the limited post
(12) second end offsets.
8. inner wall of the pipe inspection crawl device according to claim 7, which is characterized in that further include being arranged in the limit
On column (12), and the stop column (7) for limiting the sleeve (6) stroke.
9. according to claim 1-5, inner wall of the pipe inspection crawl device described in 7-8 any one, which is characterized in that also wrap
It includes:
In the main stand (1), and the reception of wireless signals module being connected with the electrical storage device；
With the drive control module of the reception of wireless signals module communication connection, the drive control module is used to control described
Driving motor rotation.
10. inner wall of the pipe inspection crawl device according to claim 9, which is characterized in that further include course changing control module
And steering system, wherein
The steering system includes that steering motor and the gear that the crawling wheel (3) and the steering motor are sequentially connected are total
At；
The course changing control module and the reception of wireless signals module communication connection, and turn for controlling the steering motor
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821842037.9U CN208997561U (en) | 2018-11-09 | 2018-11-09 | A kind of inner wall of the pipe inspection crawl device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821842037.9U CN208997561U (en) | 2018-11-09 | 2018-11-09 | A kind of inner wall of the pipe inspection crawl device |
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| Publication Number | Publication Date |
|---|---|
| CN208997561U true CN208997561U (en) | 2019-06-18 |
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ID=66806432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821842037.9U Active CN208997561U (en) | 2018-11-09 | 2018-11-09 | A kind of inner wall of the pipe inspection crawl device |
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| Country | Link |
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| CN (1) | CN208997561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210318A (en) * | 2018-11-09 | 2019-01-15 | 国电锅炉压力容器检验有限公司 | A kind of inner wall of the pipe inspection crawl device |
| CN112461928A (en) * | 2020-11-17 | 2021-03-09 | 广州多浦乐电子科技股份有限公司 | Automatic detection device for ultrasonic phased array on surface of workpiece |
-
2018
- 2018-11-09 CN CN201821842037.9U patent/CN208997561U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210318A (en) * | 2018-11-09 | 2019-01-15 | 国电锅炉压力容器检验有限公司 | A kind of inner wall of the pipe inspection crawl device |
| CN112461928A (en) * | 2020-11-17 | 2021-03-09 | 广州多浦乐电子科技股份有限公司 | Automatic detection device for ultrasonic phased array on surface of workpiece |
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Address after: No. 2096, Beijing New Energy Technology Research Institute Patentee after: Guoneng boiler and Pressure Vessel Inspection Co.,Ltd. Address before: No. 2096, Beijing New Energy Technology Research Institute Patentee before: GUODIAN BOILER AND PRESSURE VESSEL INSPECTION Co.,Ltd. |