CN110242823A - A kind of pipeline trace mapping instrument roller system - Google Patents
A kind of pipeline trace mapping instrument roller system Download PDFInfo
- Publication number
- CN110242823A CN110242823A CN201910487309.0A CN201910487309A CN110242823A CN 110242823 A CN110242823 A CN 110242823A CN 201910487309 A CN201910487309 A CN 201910487309A CN 110242823 A CN110242823 A CN 110242823A
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- China
- Prior art keywords
- bearing
- idler wheel
- water
- roller system
- ball
- 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
Links
- 238000013507 mapping Methods 0.000 title claims abstract description 22
- 239000004519 grease Substances 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 230000000452 restraining effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 11
- 238000005299 abrasion Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B37/00—Wheel-axle combinations, e.g. wheel sets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/30—Inspecting, measuring or testing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The present invention relates to idler wheel technical fields, more particularly, to a kind of pipeline trace mapping instrument roller system.Including wheel carrier, shaft, water-sealed bearing and idler wheel, the idler wheel is equipped with mounting hole, water-sealed bearing described in two is arranged at mounting hole both ends, the inner ring of the shaft and water-sealed bearing connects, the both ends of the shaft is fixed with wheel carrier, it further include bearing (ball) cover, bearing (ball) cover described in two is separately positioned on the outer end face of two water-sealed bearings, and the bearing (ball) cover is contacted with the inner ring of water-sealed bearing and bearing (ball) cover is separated with idler wheel.With good waterproofness, rotates smoothly without Caton and shaking, improve the measurement accuracy of pipeline trace mapping instrument and the service life of wheel group.
Description
Technical field
The present invention relates to idler wheel technical fields, more particularly, to a kind of pipeline trace mapping instrument roller system.
Background technique
Underground utilities refer to the various pipes being embedded under Urban Planning Road, cable, mainly include gas pipeline, electric power
Pipeline, heat distribution pipeline, drainage pipeline etc..As China's economy and society continue to develop, urban infrastructure is constantly updated, underground
Pipeline plays an important role, and is " city blood vessel " by person.With the development of no-dig technique related industry at home, underground
Whether the accurate positioning of pipeline, the safety of Urban Buried Pipeline Network is directly influenced.
Inertia tube road track surveying and mapping technology plays important work in carrying out the projects such as Underground Pipeline General Survey and tracking measurement
With in surveying instrument work, Inertial Measurement Unit can directly acquire the plane information and depth information of whole pipeline, roller system
Mileage is obtained during operation, then synthesizes pipeline plan view or skiagraph and 3-D view etc. by integrating operation,
To obtain complete, accurate pipeline trajectory.In order to guarantee roller system precise measurement pipeline mileage information, idler wheel was being operated
Cheng Zhongxu fits closely pipeline inner wall, and must not generate Caton and sliding phenomenon, and otherwise the mileage measuring unit on idler wheel is by nothing
Method measures numerical value, causes to seriously affect length of pipeline measurement accuracy.
Idler wheel majority used takes single-bearing supporting way on domestic existing pipeline trace mapping instrument, separately has minority to adopt
Idler wheel is taken directly to contact the mode for generating sliding with shaft.In single-bearing supporting way structure, there are bearing's looseness, abrasion are old
The problems such as change and corrosion resistance are poor；It is most of that fastening screw is directly used as shaft, thus the rolling for losing bearing itself is made
With, and exacerbate the abrasion and aging of bearing；In the structure that idler wheel is directly contacted with shaft, it is also easy to produce idler wheel Caton and shaft
Phenomena such as serious wear.Existing roller structure mode has that precision is low, easy to wear, corrosion resistance is poor and the longevity in use
Order the problems such as short.
Publication number: CN206520438U discloses a kind of duplex bearing PVC wheel, it includes duplex bearing PVC wheel ontology, this pair
Bearing PVC takes turns ontology by wheel, ball bearing A, ball bearing B and middle Guan Zucheng；Shaft hole is provided in the middle part of the wheel；
The two sides of the wheel are correspondingly arranged on ball bearing A, ball bearing B；The on both sides of the middle of the middle pipe corresponds to ball bearing
A, at ball bearing B, bulge loop A and bulge loop B are respectively arranged with；The middle pipe is inserted through ball bearing A, the shaft hole of wheel and rolling
Pearl bearing B, bulge loop A and bulge loop B on middle pipe are embedded respectively on ball bearing A, ball bearing B.The program discloses one kind
Duplex bearing wheel, idler wheel, which is easy to contact with wheel carrier to rub, when in use leads to be easy to appear the generation of Caton problem, in addition, the party
Case does not have any protection to bearing yet, therefore the problem of bearing being easy to cause to enter water generation is used for a long time, thus the program without
Method is applied in the field of inertia tube road track mapping.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of pipeline trace mapping instrument roller system, tools
There is good waterproofness, rotates smoothly without Caton and shaking, improve the measurement accuracy of pipeline trace mapping instrument and making for wheel group
Use the service life.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of pipeline trace mapping instrument roller system, including wheel carrier, shaft, water-sealed bearing and idler wheel, on the idler wheel
Equipped with mounting hole, water-sealed bearing described in two is arranged at mounting hole both ends, the inner ring connection of the shaft and water-sealed bearing,
The both ends of the shaft is fixed with wheel carrier, further includes bearing (ball) cover, and bearing (ball) cover described in two is separately positioned on two waterproofs
The outer end face of bearing, the bearing (ball) cover is contacted with the inner ring of water-sealed bearing and bearing (ball) cover is separated with idler wheel.
In the present apparatus, idler wheel can be allowed more steady in the rotation using the design of duplex bearing, and relative to existing
Screw is directlyed adopt as shaft, the present apparatus can make idler wheel rotation more smooth, reduce shaking during rotation.Separately
Outside, the setting of duplex bearing can guarantee the relative positional accuracy of idler wheel and shaft, effectively improve the stability of roller system
And therefore service life also improves the measurement accuracy for the mileage measuring unit being mounted in wheel group.Additionally by installation bearing
End cap can increase water-sealed bearing one layer of protection, can be avoided and contact between wheel carrier and idler wheel, Caton problem is caused to occur,
It can play a protective role to water-sealed bearing, reduce the abrasion to anti skid bearing.In the present apparatus, due to bearing (ball) cover only with
The inner ring of water-sealed bearing contacts, and when idler wheel rotation, inner ring is remained stationary, outer ring rotating, therefore the setting of bearing (ball) cover
Friction can't be generated between bearing and idler wheel, therefore can either play the role of protecting water-sealed bearing, it also being capable of not shadow
The normal operation for ringing idler wheel uses.
Further, restraining position ring block is set among the mounting hole.The middle position of mounting hole is arranged in stop collar, will
Mounting hole is divided into the chamber position of the right and left, and two water-sealed bearings are embedded respectively in the chamber position of the right and left, passes through stop collar
It can accurately define the position of two water-sealed bearings, guarantee that the axle center of two water-sealed bearings is respectively positioned on same straight line, really
Protect stable drive.
Further, the bearing (ball) cover includes lid and protrusion, and the protrusion diameter is less than lid, described
Protrusion is contacted with water-sealed bearing inner ring, and the lid covers water-sealed bearing outer end face.Protrusion separates lid and water-sealed bearing
Certain distance, wherein protrusion is in contact with the inner ring of water-sealed bearing, and protrusion will not be to the rotation of idler wheel when idler wheel rotation
It impacts, guarantees that idler wheel can rotate smoothness.In addition, lid the cover plays protection water-sealed bearing in the end of mounting hole
Effect.
Further, there is gap between the lid and idler wheel.Idler wheel is avoided to connect with lid in the rotation
Touching influences the rotation of idler wheel.
Further, further include rubber ring, mounting groove, the rubber ring are provided on the idler wheel outer circumferential end face
It is mounted in mounting groove.Rubber ring is fixed in mounting groove under the action of own resilient, when idler wheel rotation, rubber ring
Will not generate relative motion between idler wheel, rubber ring is protruded along the circumferential end surfaces of idler wheel, idler wheel in pipeline operation when
It waits, rubber ring directly and tube contacts, can increase the frictional force between duct wall by the way that rubber ring is arranged in the present apparatus,
It avoids producing relative sliding between idler wheel and duct wall, leads to the measurement accuracy for influencing length of pipeline.
Further, the width of the rubber ring is greater than installation groove width, and the rubber loop diameter is less than mounting groove
Diameter.Rubber ring generates squeezing action power to mounting groove under the effect of elasticity, to make to have between rubber ring and mounting groove
Biggish frictional force makes rubber ring will not be between idler wheel accordingly ensure that rubber ring can be securely fixed in mounting groove
It produces relative sliding and rubber ring is avoided to deviate from out of mounting groove.
Further, the shaft includes screw axle and stop nut, and the screw axle passes through wheel carrier and rolling
It takes turns and passes through stop nut and fixed with wheel carrier.Stop nut applies pressure to all parts in device, firmly fixes each portion
Part simultaneously avoids generating loosening between component.
Further, the wheel carrier is made of two u-brackets, the u-bracket be equipped with the first U-shaped opening and
Second U-shaped opening, the first U-shaped opening in two u-brackets staggeredly splice and by shaft connections.Idler wheel is arranged in the first U
In type opening, in the present apparatus, two u-brackets can relatively rotate around the shaft, and the second U-shaped opening is for installing other portions
Part can be adaptedly applied to more by this angle designed between adjustable two u-brackets and relative position
Scene use.
Further, the u-bracket and shaft are rotatablely connected.
Further, lubricating grease is provided between the bearing (ball) cover and water-sealed bearing.Improve the resistance to of water-sealed bearing
Corrosivity and the ride comfort of rotation.
Compared with prior art, the beneficial effects of the present invention are:
1, the present apparatus is designed using duplex bearing, it is ensured that the relative positional accuracy of idler wheel and wheel shaft effectively improves
Therefore the stability and service life of roller system also improve the measurement accuracy for the mileage measuring unit being mounted in wheel group；
2, by setting bearing (ball) cover, the protective effect to bearing can either be played, and by bearing and wheel shaft inner face and
Stop nut separation, reduces wheel axle end surface and loosens abrasion of the nut to bearing.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the present invention in one embodiment；
Fig. 2 is the overall structure of the explosion figure of the present invention in one embodiment；
Fig. 3 is the overall structure sectional view of the present invention in one embodiment；
Fig. 4 is the schematic cross-section of idler wheel in one embodiment of the invention；
Fig. 5 is the structural schematic diagram of bearing (ball) cover in one embodiment of the invention.
Specific embodiment
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration,
What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore positional relationship is described in attached drawing
Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment:
As shown in Figure 1-3, a kind of pipeline trace mapping instrument roller system, including wheel carrier, shaft 2, water-sealed bearing 5 and idler wheel
1, idler wheel 1 is provided centrally with a mounting hole, and two water-sealed bearings 5 respectively symmetrically are mounted on the both ends in mounting hole, waterproof axis
The outer ring and mounting hole for holding 5 are interference fitted.Shaft 2 passes through idler wheel 1 and the inner ring of shaft 2 and water-sealed bearing 5 is interference fitted, shaft
2 both ends are separately fixed on wheel carrier, rotate idler wheel 1 on wheel carrier.
If Fig. 4,5 are additionally provided with bearing (ball) cover 6 in the present embodiment, bearing (ball) cover 6 and shaft 2 are interference fitted, and two
Bearing (ball) cover 6 is separately positioned on the outer end face of two water-sealed bearings 5, and bearing (ball) cover 6 is contacted with the inner ring of water-sealed bearing 5, and axis
Socket end lid 6 is separated with 1 phase of idler wheel.Specifically, bearing (ball) cover 6 is made of lid 52 and protrusion 51, wherein the diameter of protrusion 51 is small
In lid 52, the diameter of lid 52 is slightly less than the diameter of mounting hole, and protrusion 51 is contacted with the inner ring of water-sealed bearing 5, and lid 52 is set
It sets in the end of mounting hole, convex body is spaced a distance by lid 52 and water-sealed bearing 5, therefore lid 52 and water-sealed bearing
5 separation, lid 52 will not influence the rotation of water-sealed bearing 5 when water-sealed bearing 5 rotates, to ensure that idler wheel 1 can
Rotation is smooth, in addition, 52 the cover of lid is covered in installation bore ends and since the diameter of lid 52 is slightly less than installation bore dia
There are gap between body 52 and idler wheel 1, it can either play the role of protecting water-sealed bearing 5, also can be avoided 1 turn of idler wheel of influence
Dynamic smoothness.In addition, in order to improve the ride comfort of the corrosion resistance of water-sealed bearing 5 and rotation, in bearing (ball) cover 6 and water-sealed bearing
It is provided with lubricating grease between 5, under the collective effect of lubricating grease and bearing (ball) cover 6, water blocking can also be played the role of, avoid preventing
Corrosion of the submerged bearing 5 by water.
In the present embodiment, in order to which that improves rolling road grabs ground effect, therefore it is also provided with rubber ring 4,1 excircle end of idler wheel
Mounting groove 11 is provided on face, rubber ring 4 is mounted in mounting groove 11.Rubber ring 4 is fixed on peace under the action of own resilient
In tankage 11, when idler wheel 1 rotates, relative motion will not be generated between rubber ring 4 and idler wheel 1, rubber ring 4 is along idler wheel 1
Circumferential end surfaces protrusion, when 1 operation in pipeline of idler wheel, rubber ring 4 directly and tube contacts, passes through in the present apparatus
Rubber ring 4, which is arranged, can increase frictional force between duct wall, avoid producing relative sliding between idler wheel 1 and duct wall, rubber
The width of cushion rubber 4 is greater than 11 width of mounting groove, and 4 diameter of rubber ring is less than the diameter of mounting groove 11.Rubber ring 4 is under the effect of elasticity
Squeezing action power is generated to mounting groove 11, thus make that there is biggish frictional force between rubber ring 4 and mounting groove 11, accordingly ensure that
Rubber ring 4 can be securely fixed in mounting groove 11, make rubber ring 4 will not be produced relative sliding between idler wheel 1 and
Rubber ring 4 is avoided to deviate from out of mounting groove 11.Lead to the measurement accuracy for influencing length of pipeline.
Wherein, shaft 2 includes screw axle 21 and stop nut 22, and the screw axle 21 passes through wheel carrier and idler wheel 1
And it is fixed by stop nut 22 with wheel carrier.Stop nut 22 applies pressure to all parts in device, firmly fixes each
Component simultaneously avoids generating loosening between component.
In the present embodiment, wheel carrier is made of two u-brackets 3, and the u-bracket 3 is equipped with the first U-shaped opening 31
With the second U-shaped opening 32, the first U-shaped opening 31 in two u-brackets 3 is staggeredly spliced and is connected by shaft 2.Idler wheel 1 is set
It sets in the first U-shaped opening 31, in the present apparatus, two u-brackets 3 can be relatively rotated with around the shaft 2, the second U-shaped opening 32
It is used to install other components, it, can by this angle designed between adjustable two u-brackets 3 and relative position
Adaptedly it is applied to more scenes to use.
In the present apparatus, idler wheel 1 can be allowed more steady in the rotation using the design of duplex bearing, and relative to existing
Screw is directlyed adopt as shaft 2, the present apparatus can make the rotation of idler wheel 1 more smooth, reduce shaking during rotation.Separately
Outside, the setting of duplex bearing can guarantee the relative positional accuracy of idler wheel 1 Yu shaft 2, effectively improve the stabilization of 1 system of idler wheel
Therefore property and service life also improve the measurement accuracy for the mileage measuring unit being mounted in wheel group.Additionally by installation axis
Socket end lid 6 can increase water-sealed bearing 5 one layer of protection, can be avoided and contact between wheel carrier and idler wheel 1, Caton problem is caused to be sent out
It is raw, it can also play a protective role to water-sealed bearing 5, reduce the abrasion to anti skid bearing.In the present apparatus, due to bearing end
Lid 6 is only contacted with the inner ring of water-sealed bearing 5, and when idler wheel 1 rotates, inner ring is remained stationary, outer ring rotating, therefore bearing end
The setting of lid 6 can't generate friction between bearing and idler wheel 1, therefore can either play the role of protecting water-sealed bearing 5,
Also the normal operation that idler wheel 1 can not be influenced uses.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of pipeline trace mapping instrument roller system, including wheel carrier, shaft (2), water-sealed bearing (5) and idler wheel (1), described
Idler wheel (1) is equipped with mounting hole, and water-sealed bearing (5) described in two is arranged in mounting hole both ends, the shaft (2) and waterproof
The inner ring of bearing (5) connects, and the shaft (2) both ends are fixed with wheel carrier, which is characterized in that and it further include bearing (ball) cover (6), two
A bearing (ball) cover (6) is separately positioned on the outer end face of two water-sealed bearings (5), the bearing (ball) cover (6) and waterproof
The inner ring of bearing (5) contacts and bearing (ball) cover (6) is separated with idler wheel (1).
2. a kind of pipeline trace mapping instrument roller system according to claim 1, which is characterized in that in the mounting hole
Between be arranged restraining position ring block (12).
3. a kind of pipeline trace mapping instrument roller system according to claim 1, which is characterized in that the bearing (ball) cover
It (6) include lid (52) and protrusion (51), the protrusion (51) diameter is less than lid (52), the protrusion (51) and anti-
The contact of submerged bearing (5) inner ring, the lid (52) cover water-sealed bearing (5) outer end face.
4. a kind of pipeline trace mapping instrument roller system according to claim 3, which is characterized in that the lid (52)
There is gap between idler wheel (1).
5. a kind of pipeline trace mapping instrument roller system according to claim 1, which is characterized in that further include rubber ring
(4), it is provided with mounting groove (11) on the idler wheel (1) outer circumferential end face, the rubber ring (4) is mounted on mounting groove (11)
It is interior.
6. a kind of pipeline trace mapping instrument roller system according to claim 5, which is characterized in that the rubber ring
(4) width is greater than mounting groove (11) width, and the rubber ring (4) diameter is less than the diameter of mounting groove (11).
7. a kind of pipeline trace mapping instrument roller system according to claim 1, which is characterized in that the shaft (2)
Including screw axle (21) and stop nut (22), the screw axle (21) passes through wheel carrier and idler wheel (1) and by locking
Nut (22) is fixed with wheel carrier.
8. a kind of pipeline trace mapping instrument roller system according to claim 1, which is characterized in that the wheel carrier is by two
A u-bracket (3) composition, the u-bracket (3) are equipped with the first U-shaped opening (31) and the second U-shaped opening (32), two U
The first U-shaped opening (31) on type bracket (3) is staggeredly spliced and is connected by shaft (2).
9. a kind of pipeline trace mapping instrument roller system according to claim 8, which is characterized in that the u-bracket
(3) it is rotatablely connected with shaft (2).
10. a kind of pipeline trace mapping instrument roller system according to claim 1, which is characterized in that the bearing end
Lubricating grease is provided between lid (6) and water-sealed bearing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487309.0A CN110242823A (en) | 2019-06-05 | 2019-06-05 | A kind of pipeline trace mapping instrument roller system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487309.0A CN110242823A (en) | 2019-06-05 | 2019-06-05 | A kind of pipeline trace mapping instrument roller system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110242823A true CN110242823A (en) | 2019-09-17 |
Family
ID=67886193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910487309.0A Pending CN110242823A (en) | 2019-06-05 | 2019-06-05 | A kind of pipeline trace mapping instrument roller system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110242823A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050259900A1 (en) * | 2004-05-21 | 2005-11-24 | Bianco Carlo R | Wheel bearing assemblies incorporating sensing arrangements |
| CN201732050U (en) * | 2010-07-12 | 2011-02-02 | 大庆油田有限责任公司 | Corrosion detector with bearing wheel for small-diameter fluid metal pipeline |
| CN203595826U (en) * | 2013-10-28 | 2014-05-14 | 上海工程技术大学 | Inertia pipeline surveying instrument roller system based on rubber antiskid gasket |
| CN206520438U (en) * | 2017-02-10 | 2017-09-26 | 中山市飞达脚轮有限公司 | A kind of duplex bearing PVC wheels |
| CN207111726U (en) * | 2017-07-24 | 2018-03-16 | 浙江新昌皮尔轴承有限公司 | Baler special piston roller bearing |
| CN208237335U (en) * | 2018-04-28 | 2018-12-14 | 南京金凌石化工程设计有限公司 | A kind of auxiliary tool reducing pipeline cleaner frictional resistance |
| CN210319062U (en) * | 2019-06-05 | 2020-04-14 | 广东电网有限责任公司 | Roller system of pipeline track surveying instrument |
-
2019
- 2019-06-05 CN CN201910487309.0A patent/CN110242823A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050259900A1 (en) * | 2004-05-21 | 2005-11-24 | Bianco Carlo R | Wheel bearing assemblies incorporating sensing arrangements |
| CN201732050U (en) * | 2010-07-12 | 2011-02-02 | 大庆油田有限责任公司 | Corrosion detector with bearing wheel for small-diameter fluid metal pipeline |
| CN203595826U (en) * | 2013-10-28 | 2014-05-14 | 上海工程技术大学 | Inertia pipeline surveying instrument roller system based on rubber antiskid gasket |
| CN206520438U (en) * | 2017-02-10 | 2017-09-26 | 中山市飞达脚轮有限公司 | A kind of duplex bearing PVC wheels |
| CN207111726U (en) * | 2017-07-24 | 2018-03-16 | 浙江新昌皮尔轴承有限公司 | Baler special piston roller bearing |
| CN208237335U (en) * | 2018-04-28 | 2018-12-14 | 南京金凌石化工程设计有限公司 | A kind of auxiliary tool reducing pipeline cleaner frictional resistance |
| CN210319062U (en) * | 2019-06-05 | 2020-04-14 | 广东电网有限责任公司 | Roller system of pipeline track surveying instrument |
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