CN208015501U - protective device - Google Patents

protective device Download PDF

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Publication number
CN208015501U
CN208015501U CN201820351436.9U CN201820351436U CN208015501U CN 208015501 U CN208015501 U CN 208015501U CN 201820351436 U CN201820351436 U CN 201820351436U CN 208015501 U CN208015501 U CN 208015501U
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CN
China
Prior art keywords
protective device
matrix
carbon brush
ring carbon
heat
Prior art date
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Active
Application number
CN201820351436.9U
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Chinese (zh)
Inventor
杨智勇
毛少波
单振兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongdian Guohua Shenmu Generate Electricity Co Ltd
China Shenhua Energy Co Ltd
Shenhua Shendong Power Co Ltd
Original Assignee
Zhongdian Guohua Shenmu Generate Electricity Co Ltd
China Shenhua Energy Co Ltd
Shenhua Shendong Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Zhongdian Guohua Shenmu Generate Electricity Co Ltd, China Shenhua Energy Co Ltd, Shenhua Shendong Power Co Ltd filed Critical Zhongdian Guohua Shenmu Generate Electricity Co Ltd
Priority to CN201820351436.9U priority Critical patent/CN208015501U/en
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Publication of CN208015501U publication Critical patent/CN208015501U/en
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Abstract

The utility model provides a kind of protective device, is used for protective power generation machine slip ring carbon brush, which includes:Matrix, including matrix bodies and with the connector that is arranged on matrix bodies, the connector and wait for that protective device coordinates;Radiating part is arranged on matrix bodies, which is located at the outside of generator slide ring carbon brush and with heat dissipation gap, wherein matrix and radiating part are formed by insulating materials.The protective device of the utility model includes matrix and the radiating part in the outside for being located at generator slide ring carbon brush being arranged on matrix, and the radiating part has heat dissipation gap, so that heat caused by generator is easy to shed, and makes dust be easily drained, reduce the accumulation of dust.Moreover, matrix is formed by insulating materials with radiating part, so as to be easy dismounting during replacing generator slide ring carbon brush, so as to avoid caused short circuit and problem with grounding during carbon brush is replaced.

Description

Protective device
Technical field
The utility model is related to a kind of protective devices, are used for power plant field, more specifically, are related to a kind of for sending out The protective device at motor sliding ring carbon brush position.
Background technology
Generator slide ring carbon brush position belongs to rotation machinery, must install protective cover according to the rules, installed in the past in operation Metal mesh protective cover is crossed, is had the following problems in operative practice:
1, slip ring carbon brush position belongs to combining dynamic and static research conducting position, and carbon brush will be replaced often due to wearing, replacement process It easily leads to and ground connection and electric discharge phenomena is brushed up against and then occurred with chain link fence, seriously affect the safe operation of generator.And without anti- Shield again constitutes a threat to personnel's personal safety.
2, slip ring carbon brush position electrical current is larger in running, and reaches 1590A, needs good heat dissipation.And original metal The protective cover accumulated powder that easily accumulation is generated due to carbon brush abrasion, causes heat dissipation more bad.Accumulated powder easily leads to be formed to discharge and lead to simultaneously Road.It is easy to happen ring fire accident.Obviously against regulation withouyt protective cover, there is also security risks.
In order to solve the problems, such as above-mentioned both sides, and again can be convenient for disassembly and assembly, easy to maintain, it is badly in need of providing a kind of Improved protective device.
Utility model content
The utility model is intended to provide a kind of protective device, to solve accidentally short circuit and problem with grounding, and solves scattered The problem of heat is bad and is easy to cause accumulated powder.
To achieve the goals above, one side according to the present utility model provides a kind of protective device, is used for protective power generation Machine slip ring carbon brush, the protective device include:Matrix, including matrix bodies and with the connector that is arranged on matrix bodies, the company Fitting coordinates with protective device is waited for;Radiating part is arranged on matrix bodies, which is located at the outer of generator slide ring carbon brush Side simultaneously has heat dissipation gap, wherein matrix and radiating part are formed by insulating materials.
Further, matrix includes two substrates, and each substrate all has matrix bodies and the length along matrix bodies The multiple holes being arranged;Radiating part includes multiple heat-radiating rods, and each heat-radiating rod is inserted in the hole of two substrates to connect two respectively Substrate.
Further, matrix bodies have arcuate shape corresponding with the brush holder surface shape of generator slide ring carbon brush.
Further, the link slot phase with the brush holder with generator slide ring carbon brush in the upper end of matrix bodies is arranged in connector In conjunction with.
Further, connector is formed as one the protruding portion in substrate upper end, and protruding portion extends from the upper end of substrate And perpendicular to the upper end.
Further, protective device further includes fastener, and fastener is combined with the both ends of heat-radiating rod.
Further, heat-radiating rod is provided at both ends with the screw thread being combined with fastener.
Further, multiple holes are spaced from each other setting with identical interval.
Further, the material of matrix is epoxy resin.
Further, heat-radiating rod is bakelite rod.
Technical solution according to the present utility model, which includes matrix and what is be arranged on matrix be located at hair The radiating part in the outside of motor sliding ring carbon brush, and the radiating part has heat dissipation gap, so that hot caused by generator Amount is easy to shed, and dust is easily drained, and reduces the accumulation of dust, and then avoids leading to since accumulated powder easily forms electric discharge Road and the bad temperature height of heat dissipation cause ring fire.Moreover, matrix is formed by insulating materials with radiating part, so as to more change Motor sliding ring carbon brush is easy dismounting in the process, so as to avoid caused short circuit and problem with grounding during carbon brush is replaced.Matrix Including matrix bodies and the connector being arranged on matrix bodies, connector and wait for that protective device coordinates, and then by protective device Fixed to precalculated position.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality Novel illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model. In the accompanying drawings:
Fig. 1 shows the stereogram of the protective device according to one preferred embodiment of the utility model;
Fig. 2 shows the front views of the substrate of protective device shown in FIG. 1;
Fig. 3, which is shown, installs protective device shown in FIG. 1 to the bonding state figure at generator slide ring carbon brush position.
Wherein, above-mentioned attached drawing includes the following drawings label:
10, substrate;20, heat-radiating rod;30, fastener;40, brush holder;101, matrix bodies;102, hole;103, protruding portion.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to this practicality Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having There is the every other embodiment obtained under the premise of making creative work, shall fall within the protection scope of the present invention.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
An embodiment according to the present utility model provides a kind of protective device, is used for protective power generation machine slip ring carbon brush, should Protective device includes:Matrix, including matrix bodies and with the connector that is arranged on matrix bodies, the connector and wait for protection dress Set cooperation;Radiating part is arranged on matrix bodies, which is located at the outside of generator slide ring carbon brush and between heat dissipation Gap, wherein matrix and radiating part are formed by insulating materials.
According to the technical solution of the present embodiment, which includes matrix and what is be arranged on matrix be located at power generation The radiating part in the outside of machine slip ring carbon brush, and the radiating part has heat dissipation gap, so that heat caused by generator It is easy to shed, and dust is easily drained, reduce the accumulation of dust, and then avoid leading to since accumulated powder easily forms electric discharge Road and the bad temperature height of heat dissipation cause ring fire.Moreover, matrix is formed by insulating materials with radiating part, so as to more change Motor sliding ring carbon brush is easy dismounting in the process, so as to avoid caused short circuit and problem with grounding during carbon brush is replaced.Matrix Including matrix bodies and the connector being arranged on matrix bodies, connector and wait for that protective device coordinates, and then by protective device Fixed to precalculated position.
As shown in Figure 1, it illustrates the protective device according to one embodiment of the utility model, which includes tool There are two multiple heat-radiating rods 20 of two substrates of the matrix of substrate 10 and connection.
As shown in Fig. 2, it illustrates the structural schematic diagrams of substrate 10.As shown, each substrate 10 includes matrix sheet Body 101 and multiple holes 102 for being arranged of length direction along matrix bodies 101, the hole 102 is connecting heat-radiating rod 20.Such as Shown in Fig. 2, the spaced identical distance setting in multiple holes 102 of matrix bodies 101.Certainly, as those skilled in the art Know, multiple holes 102 can also be set to apart from unequal as needed.For example, according to Generator Slip Ring carbon The heat condition of brush becomes larger the big location interval of calorific value into the setting of between-line spacing, and the small location interval of calorific value becomes smaller, this Sample can improve heat dissipation effect.
As shown in Fig. 2, in the present embodiment, the quantity in the hole on matrix bodies 101 is 11.In other embodiments, The quantity in hole can also be configured according to actual needs.
Above-mentioned matrix bodies 101 are made of insulating materials, such as epoxy resin, also, heat-radiating rod 20 is also by such as bakelite Insulating materials be made.In embodiment not shown in the figure, matrix bodies can also be made of other insulating materials, such as Plastics, heat-radiating rod can also be made of other insulating materials, such as plastics.
Further, as depicted in figs. 1 and 2, which has arcuate shape, more specifically, the arc shape Shape is corresponding with the brush holder surface shape of generator slide ring carbon brush.As shown in Fig. 2, the matrix bodies 101 can be along brush holder 40 Be surface mounted on brush holder 40 to protect generator slide ring carbon brush.
The embodiment according to the present utility model, the substrate 10 can also include be integrally formed in 10 upper end of substrate (that is, The superposed part in protective power generation machine slip ring carbon brush) connector, that is, protruding portion 103, the protruding portion 103 is from substrate Direction of 10 upper end edge basically perpendicular to the upper end extends, and generator slide ring carbon brush is hooked on by the protruding portion 103 40 both sides of brush holder are located in the link slot of the brush holder upper end, so that substrate 10 is combined (as shown in Figure 3) with brush holder 40.It should Connector is also made of insulating materials of material identical with matrix bodies material.
Other embodiment according to the present utility model can also use individual connector, such as rope fixture Deng as long as substrate can be attached to the connection structure waited on protective device to be used.
In addition, as shown in Figure 1, protective device further includes fastener 30, which is arranged in heat-radiating rod 20, such as, The both ends of bakelite rod prevent the bakelite rod to be detached from substrate 10 for locking the bakelite rod for being inserted into the hole 102 of matrix bodies 101. A preferred embodiment according to the present utility model, bakelite rod are provided at both ends with threaded hole, and fastener 30 is combined by threaded hole Lock bakelite rod.Screw-thread fit is more convenient and lower-cost connection structure.In other embodiment party not shown in the figure In formula, other connection types such as clamping, interference fit can also be used.
According to one preferred embodiment of the utility model, protective device includes integrally individual two substrates 10, wherein substrate 10 surface shape by epoxy resin board along brush holder 40 is process, thickness 12mm, width 5cm, and the substrate 10 Upper end be provided with protruding portion 103, which is directly linked into the link slot of 40 upper end of brush holder.Also, the substrate 10 On hole interval 3.5cm, aperture 12mm, bakelite rod uses the barred body of a diameter of 12mm, and embedded part outer end is passed through tight Firmware 30 is locked, prevents from disengaging.
According to the utility model, all using insulating materials, to solve the problems, such as accidentally short circuit, ground connection.Also, substrate Upper trepanning spaced apart, spacing distance standard can solve the requirement of ventilation and heat and prevent accumulated powder from being formed and being prevented People brushes up against rotating part in operation, and then is avoided that caused by accumulated powder easily forms discharge channel and the bad temperature height of heat dissipation Ring fire problem.Moreover, assembling two substrates using by heat-radiating rod so that it is convenient for disassembly and assembly, it is easy to maintain.To in generator In operational process, protective device according to the present utility model plays effective safety protection function.Unless specifically stated otherwise, no The unlimited the utility model processed of component and the positioned opposite of step, numerical expression and numerical value then illustrated in these embodiments Range.Simultaneously, it should be appreciated that for ease of description, the size of attached various pieces shown in the drawings is not according to actual What proportionate relationship was drawn.Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, But in the appropriate case, the technology, method and apparatus should be considered as authorizing part of specification.It is shown here and beg for In all examples of opinion, any occurrence should be construed as merely illustrative, not as limitation.Therefore, exemplary The other examples of embodiment can have different values.It should be noted that:Similar label and letter indicate in following attached drawing Therefore similar terms once being defined in a certain Xiang Yi attached drawing, then need not carry out it further in subsequent attached drawing It discusses.
In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality Do not indicate that and imply that signified device or element must have a particular orientation or with specific azimuth configuration and operation, because This should not be understood as the limitation to scope of protection of the utility model;The noun of locality " inside and outside " refers to the wheel relative to each component itself Wide is inside and outside.
For ease of description, herein can with use space relative terms, as " ... on ", " in ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also other different modes positioning (be rotated by 90 ° or be in other orientation), and And respective explanations are made to the opposite description in space used herein above.
Furthermore, it is necessary to which explanation, limits parts, it is only for be convenient for using the words such as " first ", " second " Corresponding parts are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this The limitation of utility model protection range.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of protective device, it to be used for protective power generation machine slip ring carbon brush, which is characterized in that the protective device includes:
Matrix, including matrix bodies (101) and with connector on described matrix ontology (101) is set, the connector with Wait for that protective device coordinates;
Radiating part is arranged on described matrix ontology (101), and the radiating part is located at the outside of the generator slide ring carbon brush And there is heat dissipation gap,
Wherein, described matrix and the radiating part are formed by insulating materials.
2. protective device according to claim 1, which is characterized in that described matrix includes two substrates (10), Mei Gesuo State multiple holes that substrate (10) all has described matrix ontology (101) and the length setting along described matrix ontology (101) (102);The radiating part includes multiple heat-radiating rods (20), and each heat-radiating rod (20) is inserted in two substrates respectively (10) the hole (102) is to connect two substrates (10).
3. protective device according to claim 1 or 2, which is characterized in that described matrix ontology (101) has and the hair The corresponding arcuate shape of brush holder surface shape of motor sliding ring carbon brush.
4. protective device according to claim 2, which is characterized in that the connector is arranged in described matrix ontology (101) upper end with the link slot of the brush holder of the generator slide ring carbon brush to match.
5. protective device according to claim 4, which is characterized in that the connector is formed as one in the substrate (10) protruding portion (103) of upper end, the protruding portion (103) extend from the upper end of the substrate (10) and on described End.
6. protective device according to claim 2, which is characterized in that the protective device further includes fastener (30), institute Fastener (30) is stated to be combined with the both ends of the heat-radiating rod (20).
7. protective device according to claim 6, which is characterized in that the heat-radiating rod (20) be provided at both ends with it is described The screw thread that fastener (30) is combined.
8. protective device according to claim 2, which is characterized in that multiple holes (102) are mutual with identical interval It is spaced apart setting.
9. protective device according to claim 1 or 2, which is characterized in that the material of described matrix is epoxy resin.
10. protective device according to claim 2, which is characterized in that the heat-radiating rod (20) is bakelite rod.
CN201820351436.9U 2018-03-14 2018-03-14 protective device Active CN208015501U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820351436.9U CN208015501U (en) 2018-03-14 2018-03-14 protective device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820351436.9U CN208015501U (en) 2018-03-14 2018-03-14 protective device

Publications (1)

Publication Number Publication Date
CN208015501U true CN208015501U (en) 2018-10-26

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Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN208015501U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112436648A (en) * 2020-12-01 2021-03-02 山东齐鲁电机制造有限公司 Generator dustproof protection device and motor device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112436648A (en) * 2020-12-01 2021-03-02 山东齐鲁电机制造有限公司 Generator dustproof protection device and motor device

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