CN203933269U - External electric machine bearing temperature measuring equipment - Google Patents
External electric machine bearing temperature measuring equipment Download PDFInfo
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- CN203933269U CN203933269U CN201420383111.0U CN201420383111U CN203933269U CN 203933269 U CN203933269 U CN 203933269U CN 201420383111 U CN201420383111 U CN 201420383111U CN 203933269 U CN203933269 U CN 203933269U
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- temperature transducer
- electric machine
- installing hole
- wire
- mounting board
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Abstract
External electric machine bearing temperature measuring equipment, relates to a kind of temperature measuring equipment.The measuring temperature of bearing device of induction machine has adopted built-in fixed structure, inconvenient maintenance at present.The utility model comprises installing hole, temperature transducer, described mounting hole site is in the outside of electric motor end cap, described temperature transducer inserts installing hole from the outside of electric motor end cap, the top of described installing hole is provided with temperature transducer pretension fixture, and the lead-in wire of described temperature transducer is fixed on electric machine stand shell wall.The technical program, in the time there is the situation that temperature transducer lost efficacy, without dismounting motor, realizes and directly changes temperature transducer from outside, easy to maintenance.
Description
Technical field
The utility model relates to a kind of temperature measuring equipment.
Background technology
The measuring temperature of bearing device of induction machine has adopted built-in fixed structure at present, go between to outside motor terminal box from electric motor end cap bearing chamber outer wall, be used in conjunction with temperature controller device, if motor in use, sensor for measuring temperature of bearing lost efficacy need to change time, just need to tear motor open, the process efficiency of tearing motor open is low, and cost is high.Actual while meeting problems, need send professional person to go to replacing, not only maintenance cost is high, and inconvenient, cause dual loss to motor producer and user, under this background, in the urgent need to designing a kind of simple and easy, attractive in appearance, the transducer temperature measurement structure that can realize convenient replacing, have more in actual applications convenience and economy.
Utility model content
The technical assignment of the technical problems to be solved in the utility model and proposition is that prior art scheme is improved and improved, external electric machine bearing temperature measuring equipment is provided, so that end user realizes convenient replacing transducer object, for this reason, the utility model is taked following technical scheme.
External electric machine bearing temperature measuring equipment
,comprise installing hole, temperature transducer, described mounting hole site is in the outside of electric motor end cap, described temperature transducer inserts installing hole from the outside of electric motor end cap, the top of described installing hole is provided with temperature transducer pretension fixture, and the lead-in wire of described temperature transducer is fixed on electric machine stand shell wall.While there is the situation of temperature transducer inefficacy, without dismounting motor, realize and directly change temperature transducer from outside.
As the further of technique scheme improved and supplemented, the utility model also comprises following additional technical feature.
Described installing hole is radially opened on electric motor end cap, the opening of described installing hole is positioned at electric motor end cap outer peripheral face, described installing hole gos deep into electric motor end cap, described temperature transducer front end is inserted into installing hole bottom, described temperature transducer pretension fixture comprises preloading spring and lock screw, described temperature transducer lead-in wire is received connection box for motor in electric machine stand case surface along axially drawing, and described electric machine stand shell wall is provided with the multiple wire fixtures for fixing temperature transducer lead-in wire.
The top of described installing hole is provided with the screwed hole that is greater than lower diameter, described preloading spring is coated at the tail end of temperature transducer, described lock screw central axis is provided with the through hole that a diameter is identical with temperature transducer lead-in wire external diameter, described temperature transducer lead-in wire is through the through hole of lock screw, the screwed hole on described lock screw and installing hole top screws to be tightened, multiple wire fixtures on described electric machine stand shell wall are uniformly distributed along electric machine stand outer cover length direction, wire fixture comprises mounting board, and for the screw of the mounting board that is locked.
Described installing hole bottom is flat, described temperature transducer lead-in wire external diameter is less than temperature transducer diameter, described temperature transducer lead-in wire is wrapped with fairlead, described mounting board is clamped the fairlead that includes lead-in wire, and described screw is tightened and fixed mounting board by the screwed hole on electric machine stand shell.
Described temperature transducer is PT100, and the screwed hole on described electric machine stand shell is blind hole, and the depth of thread is 7-9mm, and described mounting board is stainless steel mounting board 7, and described fairlead is high temperature resistant, corrosion-resistant, fire-retardant silica gel fairlead.
Described electric machine stand enclosure axis screwed hole quantity is upwards 4, and described mounting board is the fixed mounting board of single screw or two screw-fixing-type mounting board.
Beneficial effect: the utility model is in the situation that temperature transducer inefficacy needs to change, without dismounting motor, without sending professional and technical personnel, can be by the direct self-changeable of client's by specification, make that end user is easy to use, maintenance is quick, there is good economy and actual effect.
Brief description of the drawings
Fig. 1 is the utility model assembly structure schematic diagram.
In figure: 1-lock screw; 2.-installing hole; 3-temperature transducer; 4-electric machine stand shell; 5-screw; 6-fairlead; 7-mounting board; 8-electric motor end cap.
Embodiment
Below in conjunction with Figure of description, the technical solution of the utility model is described in further detail.
As shown in Figure 1, external electric machine bearing temperature measuring equipment
,comprise installing hole 2, temperature transducer 3, directly install, change temperature transducer 3 from outside motor in order not dismantle motor, described installing hole 2 is positioned at the outside of electric motor end cap 8, and described temperature transducer 3 inserts installing hole 2 from the outside of electric motor end cap 8.
In order effectively to compress and fixing temperature transducer 3, the top of described installing hole 2 is provided with the screwed hole that is greater than lower diameter, in screwed hole, be provided with temperature transducer pretension fixture, described temperature transducer 3 pretension fixtures comprise preloading spring 9 and lock screw 1, described preloading spring 9 is coated at the tail end of temperature transducer 3, described lock screw 1 central axis is provided with a diameter and the temperature transducer 3 identical through hole of external diameter that goes between, described temperature transducer 3 goes between through the through hole of lock screw 1, temperature transducer 3 external diameter that goes between is less than temperature transducer 3 diameters, described lock screw 1 screws and tightens with the screwed hole on installing hole 2 tops.
For effectively compression and fixation of sensor 3 go between, the lead-in wire of described temperature transducer 3 is fixed on electric machine stand shell 4 walls by wire fixture, described temperature transducer 3 goes between and receives connection box for motor on electric machine stand shell 4 surfaces along axially drawing, described electric machine stand shell 4 walls are provided with the multiple wire fixtures that go between for fixing temperature transducer 3, multiple wire fixtures on described electric machine stand shell 4 walls are uniformly distributed along electric machine stand shell 4 length directions, wire fixture comprises mounting board 7, and for the screw 5 of the mounting board 7 that is locked, described mounting board 7 is clamped lead-in wire 6, described screw 5 is tightened and is fixed mounting board 7 by the screwed hole on electric machine stand shell 4.
In order effectively to measure motor bearings temperature, described installing hole 2 is radially opened on electric motor end cap, the axis of described installing hole 2 equates to both sides thinnest part outer surface distance with electric motor end cap 8 levels, the opening of described installing hole 2 is positioned at electric motor end cap 8 outer peripheral faces, described installing hole 2 gos deep into electric motor end cap 8, and described temperature transducer 3 front ends are inserted into installing hole 2 bottoms; Described installing hole 2 bottoms are flat.
For protection temperature transducer 3 goes between, described temperature transducer 3 lead-in wires are wrapped with fairlead 6, and described fairlead material is high temperature resistant, corrosion-resistant, flame retardant silica gel; Described mounting board 7 is stainless steel mounting board 7.
In this example, described lock screw 1 is M8, described temperature transducer 3 is PT100, screwed hole on described electric machine stand shell 4 is blind hole, the depth of thread is 7-9mm, screwed hole quantity on described electric machine stand shell 4 is axial is 4, and described mounting board 7 is the fixed mounting board 7 of single screw or two screw-fixing-type mounting board 7.
External electric machine bearing temperature measuring equipment shown in above Fig. 1; it is specific embodiment of the utility model; the utility model substantive distinguishing features and progress are embodied; can be according to actual use needs; under enlightenment of the present utility model; it is carried out to the equivalent modifications of the aspects such as shape, structure, all at the row of the protection range of this programme.
Claims (6)
1. external electric machine bearing temperature measuring equipment
,comprise installing hole (2), temperature transducer (3), it is characterized in that: described installing hole (2) is positioned at the outside of electric motor end cap (8), described temperature transducer (3) inserts installing hole (2) from the outside of electric motor end cap (8), the top of described installing hole (2) is provided with temperature transducer pretension fixture, and the lead-in wire of described temperature transducer (3) is fixed on electric machine stand shell (4) wall.
2. external electric machine bearing temperature measuring equipment according to claim 1, it is characterized in that: described installing hole (2) is radially opened on electric motor end cap (8), the opening of described installing hole (2) is positioned at electric motor end cap (8) outer peripheral face, described installing hole (2) gos deep into electric motor end cap (8), described temperature transducer (3) front end is inserted into installing hole (2) bottom, described temperature transducer (3) pretension fixture comprises preloading spring (9) and lock screw (1), described temperature transducer (3) lead-in wire is received connection box for motor on electric machine stand shell (4) surface along axially drawing, described electric machine stand shell (4) wall is provided with the multiple wire fixtures for fixing temperature transducer (3) lead-in wire.
3. external electric machine bearing temperature measuring equipment according to claim 2, it is characterized in that: the top of described installing hole (2) is provided with the screwed hole that is greater than lower diameter, described preloading spring (9) is coated at the tail end of temperature transducer (3), described lock screw (1) central axis is provided with the through hole that a diameter is identical with temperature transducer (3) lead-in wire external diameter, described temperature transducer (3) lead-in wire is through the through hole of lock screw (1), described lock screw (1) screws and tightens with the screwed hole on installing hole (2) top, multiple wire fixtures on described electric machine stand shell (4) wall are uniformly distributed along electric machine stand shell (4) length direction, wire fixture comprises mounting board (7), and for fixing the screw (5) of mounting board (7).
4. external electric machine bearing temperature measuring equipment according to claim 3, it is characterized in that: described installing hole (2) bottom is for flat, described temperature transducer (3) lead-in wire external diameter is less than temperature transducer (3) diameter, described temperature transducer (3) lead-in wire is wrapped with fairlead (6), described mounting board (7) is clamped the fairlead (6) that includes lead-in wire, and described screw (5) is tightened and fixed mounting board (7) by the screwed hole on electric machine stand shell (4).
5. external electric machine bearing temperature measuring equipment according to claim 4, it is characterized in that: described temperature transducer (3) is PT100, screwed hole on described electric machine stand shell (4) is blind hole, the depth of thread is 7-9mm, described mounting board (7) is stainless steel mounting board (7), and described fairlead is high temperature resistant, corrosion-resistant, fire-retardant silica gel fairlead.
6. external electric machine bearing temperature measuring equipment according to claim 5, it is characterized in that: the screwed hole quantity on described electric machine stand shell (4) is axial is 4, and described mounting board (7) is the fixed mounting board of single screw (7) or two screw-fixing-type mounting board (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420383111.0U CN203933269U (en) | 2014-07-11 | 2014-07-11 | External electric machine bearing temperature measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420383111.0U CN203933269U (en) | 2014-07-11 | 2014-07-11 | External electric machine bearing temperature measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203933269U true CN203933269U (en) | 2014-11-05 |
Family
ID=51829021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420383111.0U Active CN203933269U (en) | 2014-07-11 | 2014-07-11 | External electric machine bearing temperature measuring equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN203933269U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317303A (en) * | 2017-01-16 | 2018-07-24 | 上海汽车集团股份有限公司 | The encapsulating method of engine water channel and thermocouple junctions position |
| CN109238486A (en) * | 2018-07-26 | 2019-01-18 | 郑州泰恩科技有限公司 | A kind of high-voltage board thermometric auxiliary fixing device |
| WO2019134430A1 (en) * | 2018-01-03 | 2019-07-11 | 成都瑞帆智达科技有限公司 | Lead fixing structure, resonant sensor, and measuring device |
-
2014
- 2014-07-11 CN CN201420383111.0U patent/CN203933269U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317303A (en) * | 2017-01-16 | 2018-07-24 | 上海汽车集团股份有限公司 | The encapsulating method of engine water channel and thermocouple junctions position |
| CN108317303B (en) * | 2017-01-16 | 2019-12-03 | 上海汽车集团股份有限公司 | The encapsulating method of engine water channel and thermocouple junctions position |
| WO2019134430A1 (en) * | 2018-01-03 | 2019-07-11 | 成都瑞帆智达科技有限公司 | Lead fixing structure, resonant sensor, and measuring device |
| CN109238486A (en) * | 2018-07-26 | 2019-01-18 | 郑州泰恩科技有限公司 | A kind of high-voltage board thermometric auxiliary fixing device |
| CN109238486B (en) * | 2018-07-26 | 2020-03-17 | 郑州泰恩科技有限公司 | Auxiliary fixing device for temperature measurement of high-voltage cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Patentee after: Wolong Electric Drive Group Co., Ltd. Address before: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Patentee before: Wolong Electric Group Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |