CN201672486U - Rotary contact field lamp power supply device - Google Patents
Rotary contact field lamp power supply device Download PDFInfo
- Publication number
- CN201672486U CN201672486U CN2010201983267U CN201020198326U CN201672486U CN 201672486 U CN201672486 U CN 201672486U CN 2010201983267 U CN2010201983267 U CN 2010201983267U CN 201020198326 U CN201020198326 U CN 201020198326U CN 201672486 U CN201672486 U CN 201672486U
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- hole
- insulation sleeve
- stage clip
- power supply
- insulation
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Abstract
The utility model relates to a medical auxiliary instrument, in particular to a rotary contact field lamp power supply device. The utility model provides a device capable of preventing conducting wire machinery from being wrenched and normally supplying electricity for a field lamp under the irradiation of high-energy rays by aiming at the problems that conducting wires can be easily wrenched when the field lamp is rotated, can be easily damaged under the irradiation of high-energy rays, and need to be frequently replaced. The utility model is characterized in that the rotary contact field lamp power supply device comprises an insulation plate, a current junction ring, an insulation sleeve, a telescopic electric brush and a compression spring assembly, wherein the insulation plate is fixed on a primary collimation cone, a conductive part passes through the current junction ring and the insulation plate for fixing the current junction ring on the insulation plate, one end of the part, arranged under the insulation plate, is connected with an external power supply conducting wire, the rotating shaft passes through axial holes A and B, a gear disc and a martensite disc are connected above the primary collimation cone, the insulation sleeve of the compression spring assembly passes through the gear disc and the martensite disc, the lower end of the compression assembly is fixed on the bottom of the gear disc, the telescopic electric brush passes through the insulation sleeve, the lower end of the telescopic electric brush is in point contact with the current junction ring for introducing the power supply, and the upper end of the telescopic electric brush is connected with the field lamp through the conducting wire. The field lamp can work normally when the power supply is turned on.
Description
Technical field
The utility model relates to a kind of medical auxiliary apparatus, the wild lamp electric supply installation of specifically a kind of running contact.
Background technology
Accelerator places the wild lamp on the treatment crown portion rotating disk to need the discontinuity rotation, cause that easily power line sprains, during accelerator work simultaneously, have very high-octane electronics line or X ray, be easy to make the power line damage that is positioned within electronics line or the x-ray irradiation scope, therefore, need this power line of periodic replacement, make the machine Homes Using TV reduce, maintenance cost increases.
Summary of the invention
The purpose of this utility model is exactly at the present situation of above-mentioned prior art and defective, provides a kind of running contact wild lamp electric supply installation; This device has avoided the machinery of wild lamp power lead to reverse damage and electronics line (or X line) irradiation damage, makes that design is more reasonable, has improved reliability of products, has reduced the maintenance cost of machine.
The utility model is achieved through the following technical solutions:
The wild lamp electric supply installation of a kind of running contact comprises: elementary collimation awl, power lead, rotating shaft, toothed disc, Ma Shi dish and bulb, it is characterized in that: described device also comprises insulation board, collector ring and compression spring component.Wherein compression spring component comprises insulation sleeve, brace, flexible brush, stage clip and stage clip gland.
Described insulation board is fixed on the elementary collimation awl, the retaining element that can conduct electricity runs through collector ring and insulation board, collector ring is fixed on the insulation board, and this can conduct electricity the end of retaining element below insulation board and links to each other with external power supply wire, and the other end of external power supply wire is connected with power supply.
The axis hole A that rotating shaft one end passes on insulation board and the collector ring inserts in the elementary collimation awl, and the other end passes the axis hole B on toothed disc and the Ma Shi dish, and toothed disc and Ma Shi dish rotatably are connected in the top that elementary collimation is bored.
In the described compression spring component, insulation sleeve hollow, the lower end has through hole A; This through hole A diameter makes the insulation sleeve lower end form inward flange less than the insulation sleeve inside diameter; Insulation sleeve upper end inner chamber is provided with internal thread, the external screw thread of stage clip gland and the internal thread of insulation sleeve coupling, and the inner chamber of stage clip gland is provided with through hole B, and size and the shape of this through hole B and insulation sleeve lower end through hole A are just the same; The through hole C of insulation sleeve on toothed disc and the Ma Shi dish, compression spring component is fixed on the bottom of toothed disc with brace; There is the shaft shoulder at flexible brush middle part, and the lower end of stage clip is pressed on the shaft shoulder, and the upper end of stage clip is pushed down by the stage clip gland; The through hole B of stage clip gland is passed at the top of flexible brush, and the through hole A of insulation sleeve bottom and the through hole D of brace are passed in the bottom of flexible brush; The bottom of flexible brush forms point with collector ring and contacts, and with continuous current transfer, the top of the brush that stretches is connected with fixedly short lead, this fixedly the other end of short lead link to each other with bulb on being fixed on the Ma Shi dish.
In the wild lamp electric supply installation of a kind of running contact of the utility model, described compression spring component can be provided with more than one or one simultaneously; Described bulb can be other electric executive component and control module; The geometry of the corresponding rotating shaft of the shape of described axis hole A and axis hole B; The geometry of the corresponding flexible brush of the shape of the through hole B of described insulation sleeve lower end through hole A and stage clip gland; The shaft shoulder of flexible brush, its external diameter is greater than the diameter of insulation sleeve lower end through hole A and the diameter of stage clip gland through hole B, less than the internal diameter of insulation sleeve; Described insulation board and insulation sleeve are made by insulating materials, elementary collimation awl, collector ring, can conduct electricity retaining element, power lead, rotating shaft, toothed disc, Ma Shi dish and the brush that stretches and make by conductive material.
The working method of the wild lamp electric supply installation of a kind of running contact described in the utility model is:
Because the external wire of power supply directly is communicated with the conducted electricity retaining element on the insulation board, therefore, supply voltage can directly add to be delivered to and can conduct electricity on the collector ring that retaining element links to each other, and this collector ring reliably insulate with other all parts except that the brush that stretches; During accelerator operation, the Ma Shi dish drives bulb with toothed disc and does relative rotation with compression spring component at collector ring, because the bottom of flexible brush compresses the collector ring upper surface and forms the conduction running contact in the compression spring component under the pressure of stage clip, therefore, no matter bulb is in rotation or inactive state, as long as open bulb power, electric current will conduct electricity running contact by this and flow directly into bulb with a section lead that links to each other with flexible brush, bulb.It is to be noted, since the conduction running contact in relative rotary course again no cunning moving, there are certain wearing and tearing in the contact in the course of work, it is unreliable that it is electrically contacted, to stretch the exactly bottom of brush of the effect of stage clip is pressed on the collector ring upper surface, at any time compensate the wearing and tearing of contact, make its flexible brush bottom keep reliably contacting with collector ring.
Beneficial effect
1. the wild lamp electric supply installation of a kind of running contact of the utility model has and can avoid power line to sprain because of the machinery rotation, has prolonged the service life of device.
2. the wild lamp electric supply installation of a kind of running contact of the utility model has and can avoid power line to be subjected to the infringement of electronics line or x-irradiation, has improved reliability of products, has reduced the maintenance cost of machine.
The wild lamp electric supply installation of a kind of running contact of the utility model by flexible brush with cooperating of stage clip running contact to be electrically contacted prolonged, reliable.
Description of drawings
Fig. 1 is the wild lamp electric supply installation of a kind of running contact of a utility model structural profile schematic diagram.
Fig. 2 is that power supply shown in Fig. 1 I is introduced partial enlarged drawing.
Wherein: the elementary collimation of 1-awl, 2-insulation board, 3-collector ring, 4-can conduct electricity retaining element, the 5-power lead, 6-axis hole A, 7-rotating shaft, 8-toothed disc, 9-Ma Shi dish, 10-axis hole B, 11-compression spring component, 12-insulation sleeve, 13-brace, the 14-brush that stretches, the 15-shaft shoulder, 16-stage clip, 17-stage clip gland, 18-through hole A, 19-through hole B, 20-through hole C, 21-through hole D, 22-bulb.
The specific embodiment
Be described in further details below in conjunction with Figure of description 1 and 2 pairs of optimal ways of the present utility model of Figure of description.
The wild lamp electric supply installation of a kind of running contact as shown in Figure 1, 2 comprises with the lower part:
Described insulation board 2 is screwed on elementary collimation awl 1, the retaining element 4 that can conduct electricity is copper rivet, run through collector ring 3 and insulation board 2, collector ring 3 is fixed on the insulation board 2, the end of copper rivet below insulation board 2 links to each other with an end of external power supply wire 5, and the other end of power lead 5 is connected with power supply; The circular axis hole A6 that one end of cylinder-shaped shaft 7 passes on insulation board 2 and the collector ring 3 inserts in the elementary collimation awl 1, the other end passes the circular axis hole B10 on toothed disc 8 and the Ma Shi dish 9, toothed disc 8 and Ma Shi dish 9 rotatably is connected in the top of elementary collimation awl 1 with screw.
In the described compression spring component 11, columniform insulation sleeve 12 hollows, the lower end has manhole A 18, the diameter of this through hole A18 is less than insulation sleeve 12 inside diameters, make insulation sleeve 12 lower ends form inward flange, insulation sleeve 12 upper end inner chambers are provided with internal thread, the internal thread coupling of the external screw thread of stage clip gland 17 and insulation sleeve 12, the inner chamber of stage clip gland 17 is provided with manhole B19, size and the shape of this through hole B19 and insulation sleeve 12 lower end through hole A18 are just the same, and the two is positioned on the same center line of vertical direction; The manhole C20 of insulation sleeve 12 on toothed disc 8 and the Ma Shi dish 9, compression spring component 11 usefulness braces 13 are fixed on the bottom of toothed disc 8; There is the shaft shoulder 15 at columniform flexible brush 14 middle parts, the lower end of stage clip 16 is pressed on the shaft shoulder 15, the upper end of stage clip 16 is pushed down by stage clip gland 17, the through hole B19 at stage clip gland 17 middle parts is passed at the top of flexible brush 14, and the through hole A18 of insulation sleeve 12 lower ends and the through hole D21 in the middle of the brace 13 are passed in the bottom of flexible brush 14; The bottom of flexible brush 14 forms point with collector ring 3 and contact, and with continuous current transfer, the top of the brush 14 that stretches is connected with fixedly short lead, this fixedly short lead the other end be fixed on the bulb 22 that Ma Shi coils on 9 and link to each other.
The shaft shoulder 15 of described flexible brush 14, its external diameter is greater than the diameter of the through hole B19 of the diameter of insulation sleeve 12 lower end through hole A18 and stage clip gland 17, less than the internal diameter of insulation sleeve 12.
The concrete working method of the wild lamp electric supply installation of a kind of running contact described in the utility model is:
Because the external wire of power supply directly is communicated with conducted electricity retaining element 4 copper rivets on the insulation board 2, therefore, supply voltage can directly add to be delivered on the collector ring 3 that links to each other with copper rivet, and this collector ring 3 and other all parts except that flexible brush 14 reliably insulate; During accelerator operation, Ma Shi dish 9 drives bulb 22 with toothed disc 8 and does relative rotation with compression spring component 11 at collector ring 3, because the bottom of flexible brush 14 compresses collector ring 3 upper surfaces and forms the conduction running contact in the compression spring component 11 under the pressure of stage clip 16, therefore, no matter bulb 22 is in rotation or inactive state, as long as open bulb 22 power supplys, electric current will by this conduct electricity running contact and with flexible brush 14, bulb 22-section lead flows directly into bulb 22.It is to be noted, since the conduction running contact in relative rotary course again no cunning moving, there are certain wearing and tearing in the contact in the course of work, it is unreliable that it is electrically contacted, to stretch the exactly bottom of brush 14 of the effect of stage clip 16 is pressed on collector ring 3 upper surfaces, at any time compensate the wearing and tearing of contact, make its flexible brush 14 bottoms keep reliably contacting with collector ring 3.
Though described embodiment of the present utility model in conjunction with the accompanying drawings; but to those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also make some distortion and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. the wild lamp electric supply installation of a running contact, comprise: elementary collimation awl (1), power lead (5), rotating shaft (7), toothed disc (8), Ma Shi coil (9) and bulb (22), it is characterized in that: described device also comprises insulation board (2), collector ring (3) and compression spring component (11), and wherein compression spring component (11) comprises insulation sleeve (12), brace (13), flexible brush (14), stage clip (16) and stage clip gland (17); Described insulation board (2) is fixed on the elementary collimation awl (1), the retaining element (4) that can conduct electricity runs through collector ring (3) and insulation board (2), collector ring (3) is fixed on the insulation board (2), this can conduct electricity the end of retaining element (4) in insulation board (2) below and links to each other with external power supply wire (5), and the other end of external power supply wire (5) is connected with power supply; The axis hole A (6) that rotating shaft (7) one ends pass on insulation board (2) and the collector ring (3) inserts in the elementary collimation awl (1), the other end passes the axis hole B (10) on toothed disc (8) and the Ma Shi dish (9), and toothed disc (8) and Ma Shi dish (9) rotatably are connected in elementary collimation awl (1) top; In the described compression spring component (11), insulation sleeve (12) hollow, the lower end has through hole A (18), and this through hole A (18) diameter makes insulation sleeve (12) lower end form inward flange less than insulation sleeve (12) inside diameter; Insulation sleeve (12) upper end inner chamber is provided with internal thread, the internal thread coupling of the external screw thread of stage clip gland (17) and insulation sleeve (12), the inner chamber of stage clip gland (17) is provided with through hole B (19), and this through hole B (19) is just the same with insulation sleeve (12) lower end through hole A (18) size and shape; The through hole C (20) of insulation sleeve (12) on toothed disc (8) and the Ma Shi dish (9), compression spring component is fixed on the bottom of toothed disc (8) with brace (13); Flexible brush (14) middle part has the shaft shoulder (15), the lower end of stage clip (16) to be pressed on the shaft shoulder (15), and the upper end of stage clip (16) is pushed down by stage clip gland (17); The through hole B (19) of stage clip gland (17) is passed at the top of flexible brush (14), and the through hole A (18) of insulation sleeve (12) bottom and the through hole D (21) of brace (13) are passed in the bottom of flexible brush (14); The bottom of flexible brush (14) forms point with collector ring (3) and contact, and with continuous current transfer, the top of the brush (14) that stretches is connected with fixedly short lead, this fixedly short lead the other end be fixed on the bulb (22) that Ma Shi coils on (9) and link to each other.
2. the wild lamp electric supply installation of a kind of running contact according to claim 1, it is characterized in that: described compression spring component (11) can be provided with more than one or one simultaneously.
3. the wild lamp electric supply installation of a kind of running contact according to claim 1, it is characterized in that: described bulb (22) can be other electric executive component and control module.
4. the wild lamp electric supply installation of a kind of running contact according to claim 1 is characterized in that: the geometry of the corresponding rotating shaft of the shape of described axis hole A (6) and axis hole B (10) (7).
5. the wild lamp electric supply installation of a kind of running contact according to claim 1 is characterized in that: the geometry of the corresponding flexible brush (14) of the shape of the through hole B (19) of insulation sleeve (12) lower end through hole A (18) and stage clip gland (17).
6. the wild lamp electric supply installation of a kind of running contact according to claim 1, it is characterized in that: the shaft shoulder (15) of flexible brush (14), its external diameter is greater than the diameter of insulation sleeve (12) lower end through hole A (18) and the diameter of stage clip gland (17) through hole B (19), less than the internal diameter of insulation sleeve (12).
7. the wild lamp electric supply installation of a kind of running contact according to claim 1, it is characterized in that: described insulation board (2) and insulation sleeve (12) are made by insulating materials, elementary collimation awl (1), collector ring (3), can conduct electricity retaining element (4), power lead (5), rotating shaft (7), toothed disc (8), Ma Shi dish (9) and flexible brush (14) and make by conductive material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010201983267U CN201672486U (en) | 2010-05-21 | 2010-05-21 | Rotary contact field lamp power supply device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010201983267U CN201672486U (en) | 2010-05-21 | 2010-05-21 | Rotary contact field lamp power supply device |
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CN201672486U true CN201672486U (en) | 2010-12-15 |
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CN2010201983267U Expired - Lifetime CN201672486U (en) | 2010-05-21 | 2010-05-21 | Rotary contact field lamp power supply device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102635805A (en) * | 2012-04-23 | 2012-08-15 | 宁波泰威特电器有限公司 | Drawing type work light |
CN107999777A (en) * | 2017-12-18 | 2018-05-08 | 西安赛隆金属材料有限责任公司 | A kind of vertical power supply unit of powder manufacturing apparatus |
CN109591437A (en) * | 2018-12-07 | 2019-04-09 | 安徽瀚洋纸品印刷有限公司 | A kind of printing machinery print roller cooling device |
-
2010
- 2010-05-21 CN CN2010201983267U patent/CN201672486U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102635805A (en) * | 2012-04-23 | 2012-08-15 | 宁波泰威特电器有限公司 | Drawing type work light |
CN107999777A (en) * | 2017-12-18 | 2018-05-08 | 西安赛隆金属材料有限责任公司 | A kind of vertical power supply unit of powder manufacturing apparatus |
CN107999777B (en) * | 2017-12-18 | 2023-04-28 | 西安赛隆金属材料有限责任公司 | Vertical power supply device of powder process equipment |
CN109591437A (en) * | 2018-12-07 | 2019-04-09 | 安徽瀚洋纸品印刷有限公司 | A kind of printing machinery print roller cooling device |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20101215 |
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CX01 | Expiry of patent term |