CN204887657U - Grounding device - Google Patents
Grounding device Download PDFInfo
- Publication number
- CN204887657U CN204887657U CN201520427535.7U CN201520427535U CN204887657U CN 204887657 U CN204887657 U CN 204887657U CN 201520427535 U CN201520427535 U CN 201520427535U CN 204887657 U CN204887657 U CN 204887657U
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- CN
- China
- Prior art keywords
- reel
- mandrel
- housing
- spring
- earth cable
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a grounding device, including base (12), casing (1), dabber (2), reel (27), earthing cable (28) and wiper mechanism (6), base (12) are fixed aboard, base (12) be provided with with the electric lapped ground strap (13) of aircraft, casing (1) detachably installs on base (12), dabber (2) fix casing (1) in, reel (27) suit is in dabber (2) on, and be the center of rotation with dabber (2) axis, earthing cable (28) are around adorning on reel (27) excircle, earthing cable (28) are terminal to be communicate with dabber (2) electricity, the outlet that the top of earthing cable (28) passes through casing (1) upward to open stretches out casing (1), it can't carry at random to have solved original grounding device, the operation is complicated and need special ground to dispose the problem of device, the portability of aircraft ground connection operation has been improved, the flexibility.
Description
Technical field
The utility model relates to a kind of earthing device, particularly relates to the earthing device of static conductive when a kind of aircraft is parked, keeps in repair and refueled.
Background technology
Ground contact is that aircraft is requisite when parking, keep in repair and refuel provides the important ring of safety guarantee for aircraft.Traditional earthing mode is when aircraft is parked, and pulls out earth cable from the ground stud being fixed on ground, is connected, is grounded with plug on aircraft.Which needs to install ground stud in advance in standage, also needs to carry installation earth cable according to aircraft standage situation, after taking off, also wants the at substantial time to reclaim earth cable, whole process operation complexity, trouble.
Summary of the invention
For solving prior art Problems existing, the utility model provides a kind of earthing device.A kind of earthing device of the present utility model, it is characterized in that, comprise base, housing, mandrel, reel, earth cable and wiper mechanism, described base is fixing aboard, described base is provided with the ground strap with aircraft electrical bonding, described housing is removably mounted on base, described mandrel is fixed in described housing, described reel is sleeved on described mandrel, and with mandrel axis for center of rotation, described earth cable installs around on described reel cylindrical, described earth cable end and described mandrel electric connection, the top of described earth cable stretches out housing by the line outlet that housing is opened.
Further, described earth cable is by wiper mechanism and described mandrel electric connection, described wiper mechanism radial direction is arranged on reel, described wiper mechanism comprises brush, spring and holder, described holder is provided with through hole, and described brush is placed in through hole, and described brush front end is stretched out through hole and contacted with mandrel, described brush rear end and described earth cable are connected, and Compress Spring two is equipped with in described brush rear end.
Further, described reel is provided with volute spring mechanism, described volute spring mechanism comprises coil spring box, described coil spring box to be sleeved on mandrel and with described reel unitary rotation, described coil spring box is built with volute spring, the inner ring end of described volute spring is fixed on mandrel, and outer ring end is fixed on the spacer pin that is connected with coil spring box.
Further, described volute spring organization establishes has retaining mechanism, and described retaining mechanism is included in pin-and-hole that coil spring box is opened and being arranged on described housing and the spring detent stretched in housing of coordinating with described pin-and-hole.
Further, described reel is provided with ratchet self-locking mechanism, described ratchet self-locking mechanism comprises the ratchet be fixedly set on mandrel, be hinged on ratchet on reel with described and nibble the ratchet that coordinates and to be fixed on reel and to apply the extension spring of locking frictional force to described ratchet.
Further, described housing surrounds a hollow cap by arc A, arc B, side plate A and side plate B.
Further, described earth cable top is provided with and prevents the spacing ball of earth cable indentation housing and the cable joint with earth surface.
Further, described spring detent, comprise alignment pin, described alignment pin is set with a Compress Spring and is arranged in the vestibule of mount pad, and described Compress Spring is encapsulated in vestibule, and one end of described alignment pin is stretched out vestibule and formed locking end, the other end of described alignment pin is connected a knob, described knob is provided with projection, and described mount pad is provided with the draw-in groove engaged with described projection, and described mount pad is arranged on housing.
The utility model has following good effect compared to prior art, a kind of earthing device of the present utility model, can random installation, solve original earthing device cannot carry at random, complicated operation also needs the problem of dedicated ground inking device, simultaneously owing to being provided with volute spring mechanism, the automatic recovery earth cable can be realized, owing to being provided with ratchet self-locking mechanism, achieve the self-locking of optional position in earth cable pull-out and recovery, owing to being provided with retaining mechanism, make whole earthing device at the end of unwrapping wire and take-up, realize integral locking, prevent earth cable from deviating from, improve the portability of ground contact operation, flexibility.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in further detail.
Fig. 1 is the schematic perspective view of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 2 is the cross-sectional schematic of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 3 is the body diagram of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 4 is the volute spring structural scheme of mechanism of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 5 is the ratchet self-locking mechanism schematic diagram of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 6 is the retaining mechanism schematic diagram of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 7 is the retaining mechanism cross-sectional schematic of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 8 is the wiper mechanism schematic diagram of the specific embodiment of a kind of earthing device of the present utility model.
Fig. 9 is the reel schematic diagram of the specific embodiment of a kind of earthing device of the present utility model.
In figure: 1, housing; 2, mandrel; 3, volute spring mechanism; 4, ratchet self-locking mechanism; 5, retaining mechanism; 6, wiper mechanism; 7, cable assembly; 8, arc A; 9, arc B; 10, side plate A; 11, side plate B; 12, base; 13, ground strap; 14, volute spring; 15, coil spring box; 16, spacer pin; 17, ratchet; 18, ratchet; 19, extension spring; 20, knob; 21, mount pad; 22, Compress Spring one; 23, alignment pin; 24, brush; 25, Compress Spring two; 26, holder; 27, reel; 28, earth cable; 29, spacing ball; 30, cable joint.
Embodiment
Fig. 1 to Fig. 9 shows a kind of earthing device of the present utility model, it is characterized in that, comprise base 12, housing 1, mandrel 2, reel 27, earth cable 28 and wiper mechanism 6, described base 12 is fixing aboard, described base 12 is provided with the ground strap 13 with aircraft electrical bonding, described housing 1 is removably mounted on base 12, described mandrel 2 is fixed in described housing 1, described reel 27 is sleeved on described mandrel 2, and with mandrel 2 axis for center of rotation, described earth cable 28 installs around on described reel 27 cylindrical, described earth cable 28 end and described mandrel 2 electric connection, the top of described earth cable 28 stretches out housing 1 by the line outlet that housing 1 is opened.
Further, described earth cable 28 is by wiper mechanism 6 and described mandrel 2 electric connection, described wiper mechanism 6 radial direction is arranged on reel 27, described wiper mechanism 6 comprises brush 24, Compress Spring 2 25 and holder 26, described holder 26 is provided with through hole, and described brush 24 is placed in through hole, and described brush 24 front end is stretched out through hole and contacted with mandrel 2, described brush 24 rear end and described earth cable 28 are connected, and Compress Spring 2 25 is equipped with in described brush 24 rear end.
Further, described reel 27 is provided with volute spring mechanism 3, described volute spring mechanism 3 comprises coil spring box 15, described coil spring box 15 to be sleeved on mandrel 2 and with described reel 27 unitary rotation, described coil spring box 15 is built with volute spring 14, the inner ring end of described volute spring 14 is fixed on mandrel 2, and outer ring end is fixed on the spacer pin 16 that is connected with coil spring box 15.
Further, described volute spring mechanism 3 is provided with retaining mechanism 5, and described retaining mechanism 5 is included in pin-and-hole that coil spring box 15 is opened and being arranged on described housing 1 and the spring detent stretched in housing 1 of coordinating with described pin-and-hole.
Further, described reel 27 is provided with ratchet self-locking mechanism 4, described ratchet self-locking mechanism 4 comprises the ratchet 17 be fixedly set on mandrel 2, be hinged on ratchet 17 on reel 27 with described and nibble the ratchet 18 that coordinates and to be fixed on reel 27 and to apply to lock the extension spring 19 of frictional force to described ratchet 18.
Further, described housing 1 surrounds a hollow cap by arc A8, arc B9, side plate A10 and side plate B11.
Further, described earth cable 28 top is provided with and prevents the spacing ball 29 of earth cable 28 indentation housing 1 and the cable joint 30 with earth surface.
Further, described spring detent, comprise alignment pin 23, described alignment pin 23 is set with a Compress Spring 1 and is arranged in the vestibule of mount pad 21, and described Compress Spring 1 is encapsulated in vestibule, and one end of described alignment pin 23 is stretched out vestibule and formed locking end, the other end of described alignment pin 23 is connected a knob 20, described knob 20 is provided with projection, and described mount pad 21 is provided with the draw-in groove engaged with described projection, and described mount pad 21 is arranged on housing 1.
In Fig. 4, volute spring mechanism 3 is power storage device, achieves the automatic recovery.In Fig. 5, ratchet self-locking mechanism 4 can complete the locking of random length position.When pulling out earth cable 28, pulling force overcomes volute spring 14 elastic force, reel 27 rotates clockwise, ratchet 18 is driven to bounce on ratchet 17, when stopping drag, ratchet 18 snaps in ratchet 17 teeth groove, during angle of friction when between the contact-making surface that the complementary angle of the pressure angle of volute spring 14 elastic force is less than ratchet 17 and ratchet 18, realizes self-locking.In Automatic Recovery Process, volute spring 14 drives earth cable 28 to be rotated counterclockwise, and ratchet 18 arc surface slides on ratchet 17 crest top land, does not affect earth cable 28 and reclaims.In Fig. 6 and Fig. 7, retaining mechanism 5 is mainly used in locking coil spring box 15, at the end of unwrapping wire and take-up, realizes integral locking, prevents earth cable 28 from deviating from.In Fig. 8, the connection between wiper mechanism 6 principal security earth cable 28 and mandrel 2 can not disconnect because of rotation, is in connected state all the time.Brush 24 rear end is welded with earth cable 28, and brush 24 front end is connected with mandrel 2, and by spring-force driven dual, when pulling or reclaim earth cable, brush 24 remains and to contact with mandrel 2.In Fig. 9, earth cable 28 selects high-low temperature resistant, wear-resisting, oil-stain-preventing cable, and earth cable 28 end 500mm place is coated with yellow, makes warning function, prevents earth cable 28 from all being pulled out.Line outlet place on housing 1 is pasted with silicon rubber, when earth cable 28 reclaims, to spacing ball 29 buffering and increase rubbing action, prevents cable joint 30 from rocking, and reduces vibrations.
Claims (8)
1. an earthing device, it is characterized in that: comprise base (12), housing (1), mandrel (2), reel (27), earth cable (28) and wiper mechanism (6), described base (12) is fixing aboard, described base (12) is provided with and the ground strap of aircraft electrical bonding (13), described housing (1) is removably mounted on base (12), described mandrel (2) is fixed in described housing (1), described reel (27) is sleeved on described mandrel (2), and with mandrel (2) axis for center of rotation, described earth cable (28) installs around on described reel (27) cylindrical, described earth cable (28) end and described mandrel (2) electric connection, the top of described earth cable (28) stretches out housing (1) by the line outlet that housing (1) is opened.
2. a kind of earthing device according to claim 1, it is characterized in that: described earth cable (28) is by wiper mechanism (6) and described mandrel (2) electric connection, described wiper mechanism (6) radial direction is arranged on reel (27), described wiper mechanism (6) comprises brush (24), Compress Spring two (25) and holder (26), described holder (26) is provided with through hole, described brush (24) is placed in through hole, described brush (24) front end is stretched out through hole and is contacted with mandrel (2), described brush (24) rear end and described earth cable (28) are connected, Compress Spring two (25) is equipped with in described brush (24) rear end.
3. a kind of earthing device according to claim 2, it is characterized in that: described reel (27) is provided with volute spring mechanism (3), described volute spring mechanism (3) comprises coil spring box (15), described coil spring box (15) be sleeved on mandrel (2) upper and with described reel (27) unitary rotation, described coil spring box (15) is built with volute spring (14), the inner ring end of described volute spring (14) is fixed on mandrel (2), and outer ring end is fixed on the spacer pin (16) that is connected with coil spring box (15).
4. a kind of earthing device according to claim 3, it is characterized in that: described volute spring mechanism (3) is provided with retaining mechanism (5), described retaining mechanism (5) is included in the pin-and-hole that coil spring box (15) is opened and the described housing (1) that is arranged on coordinated with described pin-and-hole goes up and stretch into the spring detent in housing (1).
5. a kind of earthing device according to claim 4, it is characterized in that: described reel (27) is provided with ratchet self-locking mechanism (4), described ratchet self-locking mechanism (4) comprise the ratchet (17) be fixedly set on mandrel (2), be hinged on reel (27) upper nibble the ratchet (18) that coordinates with described ratchet (17) and be fixed on reel (27) go up and the extension spring (19) applying to lock frictional force to described ratchet (18).
6. a kind of earthing device according to claim 5, is characterized in that: described housing (1) is by arc A(8), arc B(9), side plate A(10) and side plate B(11) surround a hollow cap.
7. a kind of earthing device according to claim 6, is characterized in that: described earth cable (28) top is provided with the spacing ball (29) that prevents earth cable (28) indentation housing (1) and the cable joint (30) with earth surface.
8. a kind of earthing device according to claim 7, it is characterized in that: described spring detent, comprise alignment pin (23), described alignment pin (23) is set with a Compress Spring one (22) and is arranged in the vestibule of mount pad (21), described Compress Spring one (22) is encapsulated in vestibule, one end of described alignment pin (23) is stretched out vestibule and is formed locking end, the other end of described alignment pin (23) is connected a knob (20), described knob (20) is provided with projection, described mount pad (21) is provided with the draw-in groove engaged with described projection, described mount pad (21) is arranged on housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520427535.7U CN204887657U (en) | 2015-06-19 | 2015-06-19 | Grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520427535.7U CN204887657U (en) | 2015-06-19 | 2015-06-19 | Grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204887657U true CN204887657U (en) | 2015-12-16 |
Family
ID=54831974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520427535.7U Withdrawn - After Issue CN204887657U (en) | 2015-06-19 | 2015-06-19 | Grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204887657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104981085A (en) * | 2015-06-19 | 2015-10-14 | 成都飞机工业集团电子科技有限公司 | Grounding device |
| CN109552662A (en) * | 2018-11-15 | 2019-04-02 | 中国直升机设计研究所 | A kind of unmanned helicopter cable ground connection layout method |
-
2015
- 2015-06-19 CN CN201520427535.7U patent/CN204887657U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104981085A (en) * | 2015-06-19 | 2015-10-14 | 成都飞机工业集团电子科技有限公司 | Grounding device |
| CN109552662A (en) * | 2018-11-15 | 2019-04-02 | 中国直升机设计研究所 | A kind of unmanned helicopter cable ground connection layout method |
| CN109552662B (en) * | 2018-11-15 | 2021-07-23 | 中国直升机设计研究所 | Cable grounding layout method for unmanned helicopter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20170711 |