CN205104732U - Commutator of switching -over piece latch closure structure - Google Patents
Commutator of switching -over piece latch closure structure Download PDFInfo
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- CN205104732U CN205104732U CN201520925264.8U CN201520925264U CN205104732U CN 205104732 U CN205104732 U CN 205104732U CN 201520925264 U CN201520925264 U CN 201520925264U CN 205104732 U CN205104732 U CN 205104732U
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- commutator
- commutator segment
- reinforcing ring
- retaining ring
- buckle structure
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Abstract
The utility model provides a commutator of switching -over piece latch closure structure belongs to connecting device technical field. It is inconvenient that it has solved the current location of arranging, the problem of the inefficiency of arranging. This commutator of switching -over piece latch closure structure includes: the switching -over piece, retaining ring groove and cover annular have been offered on the switching -over piece, the retaining ring groove sets up the both ends at the switching -over piece separately with the cover annular, be equipped with bellied buckle point on the retaining ring groove, the reinforcing ring, into retaining ring groove is established to the reinforcing ring hitch, buckle point blocks that the reinforcing ring deviates from, another the reinforcing ring cover is established at set annular, the formed part, the formed part contains the reinforcing ring and a plurality of encloses into the round and detains and establish the switching -over piece on the reinforcing ring. This commutator of switching -over piece latch closure structure has the convenience of arranging, advantage that the installation effectiveness is high.
Description
Technical field
The utility model belongs to jockey technical field, relates to a kind of commutator, particularly a kind of commutator of commutator segment buckle structure.
Background technology
Chinese patent CN203398487U discloses a kind of commutator, comprise commutator body and some commutator segments, described each commutator segment includes and embeds commutator intrinsic fixing feet, expose this external conducting strip of commutator and be placed in the crotch of top conductive flake, described fixing feet and conducting strip are all arranged in strip structure, and fixing feet is along the cross section indentation vibrational power flow of the radial direction of commutator body.
When the connection of commutator segment and commutator body is suppressed, the lopping arrangement location of commutator segment is inconvenient, and arrangement efficiency is low.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, propose a kind ofly to arrange conveniently, the commutator of commutator segment buckle structure that installation effectiveness is high.
The purpose of this utility model realizes by following technical proposal: a kind of commutator of commutator segment buckle structure, is characterized in that, comprising:
Commutator segment, described commutator segment offers retaining ring groove and cover annular groove, and described retaining ring groove and cover annular groove set up the two ends at commutator segment separately, and described retaining ring groove is provided with protruding clasp point;
Reinforcing ring, described reinforcing ring hitch is established into retaining ring groove, and described clasp point stops that reinforcing ring is deviate from, and reinforcing ring described in another is set in cover annular groove;
Molded part, described molded part contains reinforcing ring and several surround round and be located in the commutator segment on reinforcing ring.
In the commutator of above-mentioned a kind of commutator segment buckle structure, in described molded part, be also inclusive with spring bushing, described spring bushing and molded part coaxial line.
In the commutator of above-mentioned a kind of commutator segment buckle structure, described commutator segment comprises matrix, is parallel to the portion that is connected of matrix, connects matrix and the connecting portion in the portion that is connected, the length of described connecting portion is less than the length of matrix, the length of described connecting portion is less than the length in the portion of being connected, and described matrix, is connected portion and connecting portion respectively around forming retaining ring groove and cover annular groove and retaining ring groove and cover annular groove lay respectively at the two ends of connecting portion.
In the commutator of above-mentioned a kind of commutator segment buckle structure, described in the be connected cross section in portion be trapezoidal shape, comprise bottom surface, end face and central plane, described bottom surface is connected with connecting portion, the periphery rounding of described end face, and described central plane is barb-like in what cave in the inside.
In the commutator of above-mentioned a kind of commutator segment buckle structure, described clasp point is installed on matrix.
In the commutator of above-mentioned a kind of commutator segment buckle structure, described matrix offers slope, described slope extends to clasp point.
In the commutator of above-mentioned a kind of commutator segment buckle structure, described commutator segment offers reinforced hole, described reinforced hole vertically runs through connecting portion and the portion that is connected.
In the commutator of above-mentioned a kind of commutator segment buckle structure, described reinforcing ring is arc-shaped, the rectangular in cross-section of described reinforcing ring.
Compared with prior art, the utility model has following advantage:
1, when reinforcing ring is installed in retaining ring groove, does not need to carry out clasp with the dovetail i.e. portion of being connected of pressure ring mould press-bending commutator segment, simplify and add ring process, saved cost, improve efficiency.
2, reinforcing ring buckles in commutator segment, because clasp point is protruding, guarantee reinforcing ring can not deviate from the sheet circle that commutator segment surrounds, and ensure that the clasp effect of reinforcing ring, the distortion of effective suppression commutator commutator segment under high temperature, high-speed case, improves the mechanical strength of commutator.
3, the central plane in portion of being connected is arranged to arc surface, and increase the contact-making surface of commutator segment and molded part, after solidification, it is firm to connect, and intensity is high.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model cut-away section.
Fig. 2 is cross-sectional view of the present utility model.
Fig. 3 is the structural representation that in the utility model, reinforcing ring buckles into commutator segment.
Fig. 4 is the structural representation of commutator segment in the utility model.
Fig. 5 is the cross section structure schematic diagram of commutator segment in the utility model.
In figure, 1, commutator segment; 11, retaining ring groove; 12, annular groove is overlapped; 13, clasp point; 14, matrix; 15, connecting portion; 16, be connected portion; 161, bottom surface; 162, central plane; 163, end face; 17, reinforced hole; 2, molded part; 3, reinforcing ring; 4, spring bushing.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1 to Figure 3, the commutator of this commutator segment 1 buckle structure, comprising: commutator segment 1, reinforcing ring 3 and molded part 2, and commutator segment 1 offers retaining ring groove 11 and cover annular groove 12, retaining ring groove 11 and cover annular groove 12 points are located at the two ends of commutator segment 1, and retaining ring groove 11 is provided with protruding clasp point 13; Reinforcing ring 3 hitch is established into retaining ring groove 11, and clasp point 13 stops that reinforcing ring 3 is deviate from, and another reinforcing ring 3 is set in annular groove 12, is namely arranged with a reinforcing ring 3 respectively at the two ends of commutator segment 1, and commutator segment 1 can be concordant with the surface of reinforcing ring 3, can not deflect; Molded part 2 contains reinforcing ring 3 and several surround round and be located in the commutator segment 1 on reinforcing ring 3.
Commutator segment 1 is inserted in locating core, put retainer plate and surround sheet circle, reinforcing ring 3 is pressed in retaining ring groove 11 and cover annular groove 12 with adding ring mould respectively, reinforcing ring 3 is hampered by clasp point 13 and can not deviates from from retaining ring groove 11, mounted circle is pressed in mould, filling material makes molded part 2 curing molding, makes commutator shaping.When reinforcing ring 3 is installed in retaining ring groove 11, does not need to carry out clasp with the dovetail of pressure ring mould press-bending commutator segment 1 portion 16 that is namely connected, simplify and add ring process, saved cost, improve efficiency.Reinforcing ring 3 buckles in commutator segment 1, because clasp point 13 is protruding, guarantee reinforcing ring 3 can not deviate from the sheet circle that commutator segment 1 surrounds, and ensure that the clasp effect of reinforcing ring 3, the distortion of effective suppression commutator commutator segment 1 under high temperature, high-speed case, improves the mechanical strength of commutator.
Spring bushing 4 is also inclusive with, spring bushing 4 and molded part 2 coaxial line in molded part 2.The internal diameter of spring bushing 4 is greater than the diameter of the connecting hole offered along axis in molded part 2, and therefore, when commutator is installed in rotating shaft, spring bushing 4 can be enhanced to the rigidity of shaped piece 2, is reduced to the deflection of shaped piece 2, and the fitness that commutator is connected with rotating shaft is high.
As shown in Figures 2 to 5, the connecting portion 15 that commutator segment 1 comprises matrix 14, is parallel to the portion that is connected 16 of matrix 14, connects matrix 14 and the portion 16 that is connected, the length of connecting portion 15 is less than the length of matrix 14, the length of connecting portion 15 is less than the length in the portion of being connected 16, namely commutator segment 1 is in " work " font, the cross section of commutator segment 1, also in " work " font, matrix 14, is connected portion 16 and connecting portion 15 respectively around forming retaining ring groove 11 and cover annular groove 12 and retaining ring groove 11 and cover annular groove 12 lay respectively at the two ends of connecting portion 15.Reinforcing ring 3 button is set in retaining ring groove 11 and cover annular groove 12, the end of reinforcing ring 3 abuts to connecting portion 15, and the surfaces externally and internally of reinforcing ring 3 is resisted against matrix 14 and is connected in portion 16, and commutator segment 1 to be limited in reinforcing ring 3 and to be stopped by clasp point 13, add ring convenient, efficiency is high.
The be connected cross section in portion 16 is trapezoidal shape, and comprise bottom surface 161, end face 163 and central plane 162, bottom surface 161 is connected with connecting portion 15, the periphery rounding of end face 163, and central plane 162 is barb-like in being recessed to form to the inside.
The be connected cross section in portion 16 is arranged to trapezoidal, and central plane 162 both sides are recessed to form barb-like, therefore, molded part 2 contain be connected portion 16 time, be adsorbed on central plane 162, can effective tensioning commutator segment 1, the centrifugal force that commutator segment 1 is born improves.
Clasp point 13 is installed on matrix 14, and matrix 14 offers slope, and slope extends to clasp point 13.Namely the direction of commutator segment 1 is buckled into along reinforcing ring 3, slope is towards retaining ring groove 11 lopsidedness, make reinforcing ring 3 can snap in retaining ring groove 11 along slope, facilitate importing and the installation of reinforcing ring 3, reinforcing ring 3 extruding is connected portion 16 import in retaining ring groove 11, and clasp point 13 can tip upside down on the end of reinforcing ring 3, prevents reinforcing ring 3 from deviating from, be connected firmly, reliably.
Commutator segment 1 offers reinforced hole 17, and reinforced hole 17 vertically runs through connecting portion 15 and the portion 16 that is connected.Commutator segment 1 is offered reinforced hole 17, molded part 2 solidify connect commutator segment 1 time, molded part 2 runs through reinforced hole 17 and solidifies, and forms the structure of a crosspiece, and commutator segment 1 can stable at holding structure under High Temperature And Velocity, good connecting effect.
Reinforcing ring 3 is arc-shaped, the rectangular in cross-section of reinforcing ring 3.Reinforcing ring 3 is arranged to the reliability that square-section ensures to connect, can smooth property.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (8)
1. a commutator for commutator segment buckle structure, is characterized in that, comprising:
Commutator segment, described commutator segment offers retaining ring groove and cover annular groove, and described retaining ring groove and cover annular groove set up the two ends at commutator segment separately, and described retaining ring groove is provided with protruding clasp point;
Reinforcing ring, described reinforcing ring hitch is established into retaining ring groove, and described clasp point stops that reinforcing ring is deviate from, and reinforcing ring described in another is set in cover annular groove;
Molded part, described molded part contains reinforcing ring and several surround round and be located in the commutator segment on reinforcing ring.
2. the commutator of a kind of commutator segment buckle structure according to claim 1, is characterized in that, be also inclusive with spring bushing in described molded part, described spring bushing and molded part coaxial line.
3. the commutator of a kind of commutator segment buckle structure according to claim 1 and 2, it is characterized in that, described commutator segment comprises matrix, is parallel to the portion that is connected of matrix, connects matrix and the connecting portion in the portion that is connected, the length of described connecting portion is less than the length of matrix, the length of described connecting portion is less than the length in the portion of being connected, and described matrix, is connected portion and connecting portion respectively around forming retaining ring groove and cover annular groove and retaining ring groove and cover annular groove lay respectively at the two ends of connecting portion.
4. the commutator of a kind of commutator segment buckle structure according to claim 3, is characterized in that, described in the be connected cross section in portion be trapezoidal shape, comprise bottom surface, end face and central plane, described bottom surface is connected with connecting portion, the periphery rounding of described end face, and described central plane is barb-like in what cave in the inside.
5. the commutator of a kind of commutator segment buckle structure according to claim 3, is characterized in that, described clasp point is installed on matrix.
6. the commutator of a kind of commutator segment buckle structure according to claim 3, is characterized in that, described matrix offers slope, and described slope extends to clasp point.
7. the commutator of a kind of commutator segment buckle structure according to claim 3, is characterized in that, described commutator segment offers reinforced hole, and described reinforced hole vertically runs through connecting portion and the portion that is connected.
8. the commutator of a kind of commutator segment buckle structure according to claim 1 and 2, it is characterized in that, described reinforcing ring is arc-shaped, the rectangular in cross-section of described reinforcing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520925264.8U CN205104732U (en) | 2015-11-19 | 2015-11-19 | Commutator of switching -over piece latch closure structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520925264.8U CN205104732U (en) | 2015-11-19 | 2015-11-19 | Commutator of switching -over piece latch closure structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205104732U true CN205104732U (en) | 2016-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520925264.8U Active CN205104732U (en) | 2015-11-19 | 2015-11-19 | Commutator of switching -over piece latch closure structure |
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| Country | Link |
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| CN (1) | CN205104732U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375223A (en) * | 2015-11-19 | 2016-03-02 | 华瑞电器股份有限公司 | Commutator of commutation segment buckle structure |
| CN112701546A (en) * | 2020-12-17 | 2021-04-23 | 苏州溪能环保科技有限公司 | Hook-type commutator with mica ring |
-
2015
- 2015-11-19 CN CN201520925264.8U patent/CN205104732U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375223A (en) * | 2015-11-19 | 2016-03-02 | 华瑞电器股份有限公司 | Commutator of commutation segment buckle structure |
| CN112701546A (en) * | 2020-12-17 | 2021-04-23 | 苏州溪能环保科技有限公司 | Hook-type commutator with mica ring |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |