CN110411323A - A kind of device for being detected to brush box in locomotive earthing or grounding means - Google Patents
A kind of device for being detected to brush box in locomotive earthing or grounding means Download PDFInfo
- Publication number
- CN110411323A CN110411323A CN201910673463.7A CN201910673463A CN110411323A CN 110411323 A CN110411323 A CN 110411323A CN 201910673463 A CN201910673463 A CN 201910673463A CN 110411323 A CN110411323 A CN 110411323A
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- Prior art keywords
- brush box
- brush
- fitting surface
- circular
- circle shape
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0025—Measuring of vehicle parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention belongs to rail traffic detection device technical fields, specifically disclose a kind of device for detecting to brush box in locomotive earthing or grounding means, the device noumenon for being arranged concentrically and being rotatably assorted including the fitting surface with brush box, the fitting surface of the brush box is coplanar with device noumenon side close to each other, described device ontology close to the side of brush box be provided with length be H and with detection column, when rotation, detection column will be mounted on brush rack base contact in brush box.The beneficial effects of the present invention are: the present invention can effectively the distance to brush rack base apart from fitting surface and the concentricity of frictional disk and brush box detect, structure is simple, practical.
Description
Technical field
The present invention relates to Transit Equipment detection technique fields, are a kind of for locomotive earthing or grounding means specifically
The device of middle brush box detection.
Background technique
Earthing or grounding means widely applies in current mechanical equipment and electrical equipment, and effect is by by mechanical equipment
Perhaps electrical equipment grounding guarantees that mechanical equipment or electrical equipment have reliable service performance and security performance.For logical
For normal mechanical equipment or electrical equipment, earthing or grounding means is generally included to bury with the grounding electrode of underground and be connect for connecting
Grounding electrode is first embedded in underground during installation by the connection conductor of ground electrode and equipment, then by connection conductor respectively with
Equipment and grounding electrode welding make to be connected between equipment and grounding electrode.
Patent publication No.: CN201520214040.6, title: the non-interfering brush box for locomotive earthing or grounding means；It is specific public
A kind of non-interfering brush box in locomotive earthing or grounding means is opened；In this brush box, as shown in Fig. 2, brush box is provided with and rubs
The fitting surface that disk is used cooperatively is wiped, side of the fitting surface far from brush box is arranged in connection otic placode.Brush rack base in brush box with it is close
Opening side is H, H 50.3mm at a distance from side of the fitting surface far from brush holder；It is to meet brush holder when distance is greater than 50.3mm
The standard size being mounted in brush box.Distance of the brush rack base apart from fitting surface side, which is less than the size, all will affect earthing or grounding means
Normal use.
Lack one kind H that can adjust the distance in the prior art to be detected, detected simultaneously for frictional disk and brush box concentricity
Device.
Summary of the invention
The purpose of the present invention is to provide a kind of devices for detecting to brush box in locomotive earthing or grounding means, can be effective
The concentricity of distance and frictional disk and brush box to brush rack base apart from fitting surface detects, and structure is simple, practical.
The present invention is achieved through the following technical solutions:
A kind of device for being detected to brush box in locomotive earthing or grounding means, it is characterised in that: including concentric with the fitting surface of brush box
The fitting surface of the device noumenon for being arranged and being rotatably assorted, the brush box is coplanar with device noumenon side close to each other, described device
Ontology is provided with the detection column that length is H close to the side of brush box；The brush box is provided with device noumenon side close to each other
Labyrinth seal structure.The brush box is provided with the groove for placing for detection column, which is also the installation cavity of brush holder.
In use, device noumenon to be mounted on to the opening of brush box, detection column will go deep into inside brush box, device noumenon and dress
With face with one heart and be rotatably assorted, device noumenon is rotated on fitting surface, if rotation can be realized effectively, illustrates to brush
Box is used to be mounted on fitting surface with frictional disk concentric with frictional disk；In rotating device ontology, detection column will be with device noumenon
Rotation and rotate, if brush rack base close to by brush box one lateral extent fitting surface of opening distance be less than H, when detection column and brush
When stand contacts, detection column will be resisted to rotate again by the side of brush rack base；So as to effectively identify brush holder
Whether the installation site of seat meets the requirements.Here H is brush rack base and close side and the fitting surface of being open in 50.mm and brush box
The distance of side far from brush rack base is identical.
Further, in order to preferably realize the present invention, the labyrinth seal structure includes that setting is close in device noumenon
The side of brush box and the circular male seat being used cooperatively with fitting surface are arranged in fitting surface approaching device ontology side and and annulus
The circular base that shape male seat is used cooperatively.
Circular male seat and circular base cooperate and realize rotation, due to being also equipped on frictional disk and annular shape public affairs
The similar mounting base of holder structure is then able to detect frictional disk when circular male seat and circular base mutual cooperation realization rotation
It can be realized the mutual rotation with circular base, to effectively detect to the concentricity of frictional disk and brush box.
Further, in order to preferably realize the present invention, the annular shape male seat includes coplanar with fitting surface and phase mutual connection
The circular protrusion of the first of touching, the circular mounting groove for installing fitting surface approaching device ontology side；First annulus
Shape protrusion is coplanar with fitting surface close to the side of fitting surface and contacts with each other, and the annular shape base is mounted on circular mounting groove
It is interior.
Further, in order to preferably realize the present invention, the annular shape mounting groove includes the first circle shape groove and the
Two circle shape grooves, the diameter of the first circle shape groove are greater than the diameter of the second circle shape groove；With the first circle shape groove phase
The corresponding circular base includes the A protrusion that the first circle shape groove matches；It is corresponding with the second circle shape groove
The annular shape base is provided with the B protrusion that the second circle shape groove matches.
Further, in order to preferably realize the present invention, between first circle shape groove and the second circle shape groove
C protrusion is formed, is provided in the circular base corresponding with C protrusion recessed with the mutually matched third annular shape of C protrusion
Slot.
Further, in order to preferably realize the present invention, three brush rack bases, the detection column are evenly provided in brush box
Quantity be three and to be arranged in a one-to-one correspondence with brush rack base；The detection column is using the center of circle of circular male seat as dot and along its week
To being uniformly arranged；When rotation, detection column closes seat with brush and will contact.Three brush rack bases are mounted in groove.
Further, in order to preferably realize the present invention, be provided on described device ontology one can be using when
Observe the A opening inside brush box.The purpose that A opening is arranged is in use, can effectively observe mutual rotation
When, detect the relationship of column and brush rack base.
Compared with prior art, the present invention have the following advantages that and the utility model has the advantages that
(1) present invention passes through the circular male seat being arranged in device noumenon and the circular base being arranged on fitting surface rotation is matched
It closes, to effectively be detected to the concentricity of the fitting surface of frictional disk and brush box；
(2) present invention effectively detects the distance relation of brush rack base by detecting column；
(3) the configuration of the present invention is simple, practical.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the invention；
Fig. 2 is the schematic diagram of the section structure that the present invention is used cooperatively with brush box；
Fig. 3 is top view of the invention；
Wherein 1, device noumenon；11, column is detected；12, the first circle shape groove 12；13, the second circle shape groove 13；14, C is convex
It rises；15, the first circular protrusion；2, brush box；21, fitting surface；211, A protrusion；212, B protrusion；22, brush rack base.
Specific embodiment
The present invention is described in further detail below with reference to embodiment, embodiments of the present invention are not limited thereto.
Embodiment 1:
The present invention is achieved through the following technical solutions, and as shown in Figure 1-Figure 3, one kind is for detecting brush box in locomotive earthing or grounding means
Device, the device noumenon 1 for being arranged concentrically and being rotatably assorted including the fitting surface 21 with brush box 2, the fitting surface 21 of the brush box 2
Coplanar with the side close to each other of device noumenon 1, described device ontology 1 is provided with the detection column that length is H close to the side of brush box 2
11；The brush box 2 is provided with labyrinth seal structure with the side close to each other of device noumenon 1.
In use, device noumenon 1 to be mounted on to the opening of brush box 2, detection column 11 will go deep into inside brush box 2, device sheet
Body 1 is concentric with fitting surface 21 and is rotatably assorted, and device noumenon 1 is rotated on fitting surface 21, if can effectively realize
Rotation then illustrates that brush box 2 is concentric with frictional disk for being mounted on fitting surface 21 with frictional disk；In rotating device ontology 1, detection
Column 11 will be rotated with the rotation of device noumenon 1, if brush rack base 22 is close to the one lateral extent fitting surface 21 of opening by brush box 2
Apart from when being less than H, when detecting column 11 and brush rack base 22 contacts, detection column 11 will be resisted by the side of brush rack base 22 thus can not
It is rotated again；So as to effectively identify whether the installation site of brush rack base 22 meets the requirements.Here H is 50.3mm and brush
Brush rack base 22 and close opening side in box 2 is identical as at a distance from side of the fitting surface 21 far from brush rack base 22.
It should be noted that brush box includes that reeded box body is arranged, and groove leans on mouth towards device by above-mentioned improvement
Ontology 1, the side of the approaching device ontology 1 of box body are provided with fitting surface 21, are equipped with brush rack base 22 in groove, brush rack base 22 with
It the center of circle of fitting surface 21 and is uniformly distributed along its circumferential direction；Brush rack base 22 is close to the side and 21 approaching device ontology of fitting surface for leaning on mouth
The size of 1 side is H, H 50.3mm.Detection column 11 will protrude into the groove of box body when in use.
Device noumenon 1 is coplanar with the side close to each other of fitting surface 21.
Embodiment 2:
The present embodiment advanced optimizes on the basis of the above embodiments, as shown in Fig. 2, further, in order to preferably real
The existing present invention, described device ontology 1 are provided with the circular male seat being used cooperatively with fitting surface 21 close to the side of brush box 2；Institute
State the circular base for being provided with and being mounted in circular mounting groove on fitting surface 21.
The labyrinth seal structure includes that device noumenon 1 is arranged in close to the side of brush box 2 and makes with the cooperation of fitting surface 21
Circular male seat, the annular shape that 21 approaching device ontology of fitting surface, 1 side is set and is used cooperatively with circular male seat
Base.
Circular male seat and circular base cooperate and realize rotation, due to being also equipped on frictional disk and annular shape public affairs
The similar mounting base of holder structure is then able to detect frictional disk when circular male seat and circular base mutual cooperation realization rotation
It can be realized the mutual rotation with circular base, to effectively detect to the concentricity of frictional disk and brush box 2.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 3:
The present embodiment advanced optimizes on the basis of the above embodiments, as shown in Figure 1, further, in order to preferably real
The existing present invention, the annular shape male seat include the first circular protrusion 15 that is coplanar with fitting surface 21 and contacting with each other, for pacifying
Fill the circular mounting groove of 21 approaching device ontology of fitting surface, 1 side；Described first circular raised 15 close to fitting surface 21
Side is coplanar with fitting surface 21 and contacts with each other.
The annular shape male seat includes the first circular protrusion 15 that is coplanar with fitting surface 21 and contacting with each other, for installing
The circular mounting groove of 21 approaching device ontology of fitting surface, 1 side；Described first circular raised 15 close to the one of fitting surface 21
Side is coplanar with fitting surface 21 and contacts with each other, and the annular shape base is mounted in circular mounting groove.
It should be noted that the diameter of the described first circular protrusion 15 is greater than circular mounting groove by above-mentioned improvement
Diameter；
Further, in order to preferably realize the present invention, the annular shape mounting groove includes the first circle shape groove 12 and second
Circle shape groove 13, the diameter of the first circle shape groove 12 are greater than the diameter of the second circle shape groove 13；It is circular recessed with first
The corresponding circular base of slot 12 includes the A protrusion 211 that the first circle shape groove 12 matches；It is circular recessed with second
The corresponding circular base of slot 13 is provided with the B protrusion 212 that the second circle shape groove 13 matches.
A protrusion 211 is mounted on when detecting in the first circle shape groove 12, and it is circular recessed that B protrusion 212 is then mounted on second
In slot 13, so that rotation is limited, to effectively realize the detection of concentricity；First circle shape groove 12 and second
Circle shape groove 13 is circle shape groove.First circular raised 15, first circle shape groove 12, the second circle shape groove 13
It is concentric with fitting surface 21.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 4:
The present embodiment advanced optimizes on the basis of the above embodiments, as shown in Figure 1, further, in order to preferably real
The existing present invention, forms C protrusion 14 between first circle shape groove 12 and the second circle shape groove 13, opposite with C protrusion 14
It is provided in the circular base answered and the raised 14 mutually matched third circle shape grooves of C.C protrusion 14, third annulus
Shape groove is concentric respectively at fitting surface 21.
Further, in order to preferably realize the present invention, three brush rack bases 22, the inspection are evenly provided in brush box 2
The quantity for surveying column 11 is three and is arranged in a one-to-one correspondence with brush rack base 22；The detection column 11 is circle with the center of circle of circular male seat
It puts and is uniformly arranged along its circumferential direction；When rotation, detection column 11 closes seat with brush and will contact.
When rotation, detection column 11 will form a circular ring shape sliding trace, and circular ring shape sliding trace will be in brush rack base 22
Surface.When not rotating, detection column 11 will be in circular ring shape sliding trace.
The quantity of certain brush rack base 22 may not be three, can be installed and be formulated according to brush holder；Preferably
The quantity for detecting column 11 is consistent with the quantity of brush rack base 22, convenient for preferably identifying that the height of that brush rack base 22 goes wrong.
Further, in order to preferably realize the present invention, be provided on described device ontology 1 one can be using when
Observe the A opening inside brush box 2.The purpose that A opening is arranged is in use, can effectively observe mutual rotation
When, detect the relationship of column 11 and brush rack base 22.When some brush rack base 22 is undesirable, it can be open and be checked by A；
Avoid no A opening that from can not effectively confirming which brush rack base 22 goes wrong.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 5:
The present embodiment is highly preferred embodiment of the present invention, and as shown in Figure 1-Figure 3, one kind is for examining brush box in locomotive earthing or grounding means
The device of survey, the device noumenon 1 for being arranged concentrically and being rotatably assorted including the fitting surface 21 with brush box 2, the fitting surface of the brush box 2
21 is coplanar with the side close to each other of device noumenon 1, described device ontology 1 close to the side of brush box 2 be provided with length be H and with inspection
Column 11 is surveyed, when rotation, detection column 11 is contacted brush rack base 22 is mounted in brush box 2.
Further, in order to preferably realize the present invention, described device ontology 1 is provided with and fills close to the side of brush box 2
The circular male seat being used cooperatively with face 21；It is female that the annular shape being mounted in circular mounting groove is provided on the fitting surface 21
Seat.
Circular male seat and circular base cooperate and realize rotation, due to being also equipped on frictional disk and annular shape public affairs
The similar mounting base of holder structure is then able to detect frictional disk when circular male seat and circular base mutual cooperation realization rotation
It can be realized the mutual rotation with circular base, to effectively detect to the concentricity of frictional disk and brush box 2.
Further, in order to preferably realize the present invention, the annular shape male seat includes coplanar and mutual with fitting surface 21
The first of contact circular raised 15, the circular mounting groove for installing 21 approaching device ontology of fitting surface, 1 side；Described
One circular protrusion 15 is coplanar with fitting surface 21 close to the side of fitting surface 21 and contacts with each other.
Further, in order to preferably realize the present invention, the annular shape mounting groove includes 12 He of the first circle shape groove
Second circle shape groove 13, the diameter of the first circle shape groove 12 are greater than the diameter of the second circle shape groove 13；With the first annulus
The corresponding circular base of shape groove 12 includes the A protrusion 211 that the first circle shape groove 12 matches；With the second annulus
The corresponding circular base of shape groove 13 is provided with the B protrusion 212 that the second circle shape groove 13 matches.
Further, in order to preferably realize the present invention, first circle shape groove 12 and the second circle shape groove 13
Between form C protrusion 14, be provided in the circular base corresponding with C protrusion 14 and C protrusion 14 mutually matched the
Three circle shape grooves.
Further, in order to preferably realize the present invention, three brush rack bases 22, the inspection are evenly provided in brush box 2
The quantity for surveying column 11 is three and is arranged in a one-to-one correspondence with brush rack base 22；The detection column 11 is circle with the center of circle of circular male seat
It puts and is uniformly arranged along its circumferential direction；When rotation, detection column 11 closes seat with brush and will contact.
Further, in order to preferably realize the present invention, be provided on described device ontology 1 one can be using when
Observe the A opening inside brush box 2.The purpose that opening is arranged is in use, can effectively observe mutual rotation
When, detect the relationship of column 11 and brush rack base 22.
In use, device noumenon 1 to be mounted on to the opening of brush box 2, detection column 11 will go deep into inside brush box 2, device sheet
Body 1 is concentric with fitting surface 21 and is rotatably assorted, and device noumenon 1 is rotated on fitting surface 21, if can effectively realize
Rotation then illustrates that brush box 2 is concentric with frictional disk for being mounted on fitting surface 21 with frictional disk；In rotating device ontology 1, detection
Column 11 will be rotated with the rotation of device noumenon 1, if brush rack base 22 is close to the one lateral extent fitting surface 21 of opening by brush box 2
Apart from when being less than H, when detecting column 11 and brush rack base 22 contacts, detection column 11 will be resisted by the side of brush rack base 22 thus can not
It is rotated again；So as to effectively identify whether the installation site of brush rack base 22 meets the requirements.Here H is 50.3mm and brush
Brush rack base 22 in box 2 and the opening side close to brush box 2 are identical as at a distance from side of the fitting surface 21 far from brush rack base 22.When
When some detection column 11 is resisted by some brush rack base 22, it will be unable to realize that the center of circle around fitting surface 21 moves in a circle, and examines at this time
Survey personnel can be open identify it is which brush rack base 22 goes wrong by the A in device noumenon 1.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is all according to
According to technical spirit any simple modification to the above embodiments of the invention, equivalent variations, protection of the invention is each fallen within
Within the scope of.
Claims (7)
1. a kind of device for being detected to brush box in locomotive earthing or grounding means, it is characterised in that: including the fitting surface with brush box (2)
(21) device noumenon (1) for being arranged concentrically and being rotatably assorted, the fitting surface (21) of the brush box (2) and device noumenon (1) are mutual
Coplanar close to side, described device ontology (1) is provided with the detection column (11) that length is H close to the side of brush box (2)；The brush
Box (2) and device noumenon (1) side close to each other are provided with labyrinth seal structure.
2. a kind of device for being detected to brush box in locomotive earthing or grounding means according to claim 1, it is characterised in that: institute
Stating labyrinth seal structure includes that setting is used cooperatively in device noumenon (1) close to the side of brush box (2) and with fitting surface (21)
Circular male seat is arranged in the annular shape that fitting surface (21) (1) side at approaching device ontology and is used cooperatively with circular male seat
Base.
3. a kind of device for being detected to brush box in locomotive earthing or grounding means according to claim 2, it is characterised in that: institute
Stating circular male seat includes first circular raised (15) that are coplanar with fitting surface (21) and contacting with each other, for installing fitting surface
(21) the circular mounting groove of approaching device ontology (1) side；Described first circular raised (15) are close to fitting surface (21)
Side is coplanar with fitting surface (21) and contacts with each other, and the annular shape base is mounted in circular mounting groove.
4. a kind of device for being detected to brush box in locomotive earthing or grounding means according to claim 3, it is characterised in that: institute
It states circular mounting groove and includes the first circle shape groove (12) and the second circle shape groove (13), the first circle shape groove (12)
Diameter is greater than the diameter of the second circle shape groove (13)；The circular base packet corresponding with the first circle shape groove (12)
It is raised (211) to include the A that the first circle shape groove (12) matches；The annular shape corresponding with the second circle shape groove (13)
It is raised (212) that base is provided with the B that the second circle shape groove (13) matches.
5. a kind of device for being detected to brush box in locomotive earthing or grounding means according to claim 4, it is characterised in that: institute
It states and forms C protrusion (14) between the first circle shape groove (12) and the second circle shape groove (13), it is corresponding with C raised (14)
It is provided in the annular shape base and raised (14) the mutually matched third circle shape groove of C.
6. a kind of device for being detected to brush box in locomotive earthing or grounding means according to claim 1, it is characterised in that: brush
Be evenly provided with three brush rack bases (22) in box (2), the quantity of detection column (11) be three and with brush rack base (22) one
One is correspondingly arranged；The detection column (11) is uniformly arranged using the center of circle of circular male seat as dot and along its circumferential direction；When rotation, inspection
Surveying column (11) will contact with brush conjunction seat.
7. a kind of device for being detected to brush box in locomotive earthing or grounding means according to claim 6, it is characterised in that: institute
State be provided on device noumenon (1) one can be using when observation brush box (2) internal A be open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910673463.7A CN110411323B (en) | 2019-07-24 | 2019-07-24 | Device for detecting brush box in locomotive grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910673463.7A CN110411323B (en) | 2019-07-24 | 2019-07-24 | Device for detecting brush box in locomotive grounding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110411323A true CN110411323A (en) | 2019-11-05 |
| CN110411323B CN110411323B (en) | 2020-08-14 |
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ID=68363052
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910673463.7A Expired - Fee Related CN110411323B (en) | 2019-07-24 | 2019-07-24 | Device for detecting brush box in locomotive grounding device |
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| CN (1) | CN110411323B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11569712B2 (en) | 2021-04-05 | 2023-01-31 | General Electric Renovables Espana, S.L. | System and method for detecting bearing insulation and ground brush health in a generator |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187610A (en) * | 1981-05-14 | 1982-11-18 | Mitsubishi Electric Corp | Measuring device for coaxial degree of tubular and cylindrical objects |
| CN87206790U (en) * | 1987-04-21 | 1988-01-06 | 冯培林 | Special automatic centering mechanism |
| CN101413778A (en) * | 2008-10-08 | 2009-04-22 | 上海微电子装备有限公司 | Axiality detection device |
| CN202885727U (en) * | 2012-11-07 | 2013-04-17 | 无锡法拉第电机有限公司 | Measurement caliper of generator stator end winding |
| CN103487322A (en) * | 2013-09-10 | 2014-01-01 | 广西桂冠开投电力有限责任公司 | Method and tool for measuring extension value of vertically-installed cold-drawn bolt with measurement hole |
| CN204441683U (en) * | 2015-04-10 | 2015-07-01 | 四川城际轨道交通材料有限责任公司 | Locomotive earthing device and the brush box for locomotive earthing device thereof |
| CN204881430U (en) * | 2015-05-21 | 2015-12-16 | 沁园集团股份有限公司 | High standard detecting device of water dispenser kettle |
| CN105716509A (en) * | 2014-12-05 | 2016-06-29 | 西安福斯特动力科技有限公司 | Device for detecting coaxiality of drive bearing |
| CN205506014U (en) * | 2016-03-30 | 2016-08-24 | 吉林正多科技有限公司 | Utensil is examined to electric box of car passenger car C7 |
| CN208720955U (en) * | 2018-09-19 | 2019-04-09 | 浙江晶星齿轮电机有限公司 | A kind of motor lines packet size detection tooling |
| CN109959324A (en) * | 2017-12-26 | 2019-07-02 | 中国船舶重工集团公司第七一一研究所 | Coaxiality measuring tool and method |
-
2019
- 2019-07-24 CN CN201910673463.7A patent/CN110411323B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187610A (en) * | 1981-05-14 | 1982-11-18 | Mitsubishi Electric Corp | Measuring device for coaxial degree of tubular and cylindrical objects |
| CN87206790U (en) * | 1987-04-21 | 1988-01-06 | 冯培林 | Special automatic centering mechanism |
| CN101413778A (en) * | 2008-10-08 | 2009-04-22 | 上海微电子装备有限公司 | Axiality detection device |
| CN202885727U (en) * | 2012-11-07 | 2013-04-17 | 无锡法拉第电机有限公司 | Measurement caliper of generator stator end winding |
| CN103487322A (en) * | 2013-09-10 | 2014-01-01 | 广西桂冠开投电力有限责任公司 | Method and tool for measuring extension value of vertically-installed cold-drawn bolt with measurement hole |
| CN105716509A (en) * | 2014-12-05 | 2016-06-29 | 西安福斯特动力科技有限公司 | Device for detecting coaxiality of drive bearing |
| CN204441683U (en) * | 2015-04-10 | 2015-07-01 | 四川城际轨道交通材料有限责任公司 | Locomotive earthing device and the brush box for locomotive earthing device thereof |
| CN204881430U (en) * | 2015-05-21 | 2015-12-16 | 沁园集团股份有限公司 | High standard detecting device of water dispenser kettle |
| CN205506014U (en) * | 2016-03-30 | 2016-08-24 | 吉林正多科技有限公司 | Utensil is examined to electric box of car passenger car C7 |
| CN109959324A (en) * | 2017-12-26 | 2019-07-02 | 中国船舶重工集团公司第七一一研究所 | Coaxiality measuring tool and method |
| CN208720955U (en) * | 2018-09-19 | 2019-04-09 | 浙江晶星齿轮电机有限公司 | A kind of motor lines packet size detection tooling |
Non-Patent Citations (1)
| Title |
|---|
| 唐新兴 等: "《TQJ1S型接地装置的研制》", 《电力机车技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11569712B2 (en) | 2021-04-05 | 2023-01-31 | General Electric Renovables Espana, S.L. | System and method for detecting bearing insulation and ground brush health in a generator |
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