CN105947815B - A kind of brake apparatus of electric-controlled type cable reel installation - Google Patents
A kind of brake apparatus of electric-controlled type cable reel installation Download PDFInfo
- Publication number
- CN105947815B CN105947815B CN201610497779.1A CN201610497779A CN105947815B CN 105947815 B CN105947815 B CN 105947815B CN 201610497779 A CN201610497779 A CN 201610497779A CN 105947815 B CN105947815 B CN 105947815B
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- China
- Prior art keywords
- cable
- electric
- impeller
- controlled type
- brake apparatus
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4436—Arrangements for yieldably braking the reel or the material for moderating speed of winding or unwinding
- B65H75/4442—Arrangements for yieldably braking the reel or the material for moderating speed of winding or unwinding acting on the reel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
Abstract
The present invention provides a kind of brake apparatus of electric-controlled type cable reel installation, it is that an electric-controlled type one-way braking means are installed on the shell above cable drum, electric-controlled type one-way braking means include leverage, baffle and electromagnet, leverage is one can be around three impeller of center axis rotation, electromagnet is installed above three impeller, pocketed springs on electromagnet, right baffle-plate and right shell body are installed at three impeller both ends respectively.The present invention is a kind of safe electric-controlled type one-way braking means, reliability is high, acted when cable need not be recycled without take-up, the pull-out of cable is not hindered at the same time, therefore cable can be avoided to get rid of to fly that the personnel of surrounding and equipment are caused to damage, it is safer, it is more convenient, while mitigate the work of field personnel.
Description
Technical field：
The present invention relates to electronic engineering machinery field, the electronic engineering machinery especially using movable power source as power supply unit
The brake apparatus of the mobile cable reel installation on electric car in system.
Background technology：
Engineering machinery generally using diesel engine as power, energy consumption is big in construction, noise is big, causes serious pollution to the environment,
And cost also will be higher and higher with the exhaustion of petroleum resources and the raising of exhaust emission requirements.Electronic engineering machinery has zero
Pollution, the multiple advantage such as noiseless, operation cost is low, are the developing direction of Future Projects machinery.Electronic engineering machinery is with electronic
Exemplified by excavator, at present, steel grasping machine, scrap iron and steel of the electric excavator in the mine or factory for having good power grid condition of power supply
It is very universal in the fields such as processor.But in the wild in construction site, because suitable power supply cannot be found in time,
And it is difficult popularization and application.It with movable power source is that electric excavator is powered that a kind of rational method, which is, can thus be allowed electronic
Excavator is applied in any construction site.
But this electric excavator powered with external power supply car cable will sashay in tow in use, while in left and right
Cable can also be got rid of to get rid of during rotation, and cause the abrasion of cable or be rolled., can be for electric car to solve the problems, such as this
One auto retractable appts. of cable of upper installation, when excavator is away from for electric car, cable reel installation releases cable automatically, and works as
Close to when supplying electric car, draw off gear just automatically goes back cable recycling excavator.
But the structure of this auto retractable appts. of cable be a scroll spring with the turntable for being wound with cable, it is past
Toward being that increasing or decreasing for pulling force judges it is recycling or releasing according to suffered by cable.In electric excavator work shape
Under state, cable is to be constantly subjected to wind spring pulling force effect, and cable weight is big, and the pulling force suffered by cable is very big, this
Under state, when operator escapes cable from excavator, the pulling force of wind spring can be with very high speed retracting cable, cable
It is possible to get on the personnel or equipment of surrounding in removal process；In turn, opened for electric car from other places, cable from
Pull out when being connected on electric excavator, be required for manpower come drag cable, if on turntable during manpower drag cable slightly
The change of strong plus-minus, draw off gear will be misinterpreted as excavator remote or close, and cable is retracted.Thus very
Inconvenient manual operation.
The content of the invention：
The problem to be solved in the present invention is insufficient aiming at more than and provides one kind when cable need not be allowed to recycle automatically
The brake apparatus acted without take-up.Its technical solution is as follows：
A kind of brake apparatus of electric-controlled type cable reel installation, cable reel installation include cable drum and scroll spring,
Scroll spring drives cable drum to rotate, and the center of cable drum is provided with collector ring, the fixing end of collector ring and the electricity of power supply
Power output terminal connects, and the movable end of collector ring is connected with one end of cable, and cable is wrapped on cable drum, the other end of cable
The socket of cable-to-cable connector is connect, has shell outside cable drum, shell is connected with rigidity of vehicle body.Its key technology is positioned at electricity
One electric-controlled type one-way braking means are installed, electric-controlled type one-way braking means include leverage, gear on the shell above cable reel
Plate and electromagnet, leverage are one electromagnet, electromagnetism can be provided with above three impeller around three impeller of center axis rotation
Pocketed springs on iron, right baffle-plate and right shell body are installed at three impeller both ends respectively.
Three impeller includes active impeller and the slave moving vane set with active impeller opposite direction and stops impeller, actively
Impeller, from moving vane and stop impeller form " Y " font.
Crossbeam is installed above the cable drum, or on the cable drum, below leverage
Correspondence position is peripherally disposed wedge block.
Compared with prior art, it is the device have the advantages that as follows：
1st, the present invention is used in mobile for being a kind of safe one-way braking means, in electricity on electric car cable reel installation
During cable folding and unfolding, acted when cable need not be recycled without take-up, i.e., cable need not allowed to recycle automatically
When, this one-way braking means is just impermissible for cable recycling, but if be pulled outwardly cable, this brake apparatus is then not
Hinder the pull-out of cable.Therefore cable can be avoided to get rid of to fly that the personnel of surrounding and equipment are caused to damage, it is safer, it is more convenient,
Mitigate the labor intensity of field personnel at the same time.
2nd, the present invention is electric operating, easily centralized management and processing management in driver's cabin.
3rd, electromagnet of the invention has a two states, during working status, can control and stops that impeller is in cable drum is turned
Dynamic blocked state；During off working state, stop impeller can be made not have any impact cable drum.
Brief description of the drawings：
Fig. 1, is the non-brake state lower structure schematic diagram of the present invention；
Fig. 2, is on-position lower structure schematic diagram of the present invention；
Fig. 3, is schematic view of the mounting position of the present invention on cable reel installation；
Fig. 4, is the top view of Fig. 3；
Fig. 5, is to have wedge block structure diagram on cable drum of the present invention；
Fig. 6, is the top view of Fig. 5；
Fig. 7, is another structure diagram of wedge block on cable drum of the present invention；
Fig. 8, is the top view of Fig. 7.
Embodiment：
Embodiment one：
Referring to Fig. 1~Fig. 4, a kind of brake apparatus of electric-controlled type cable reel installation, cable reel installation includes coil of cable
Cylinder 9 and scroll spring 11, scroll spring 11 drive cable drum 9 to rotate, and the center of cable drum is provided with collector ring, collector ring
Fixing end and the power output end of power supply connect, the movable end of collector ring is connected with one end of cable, and cable 10 is wrapped in electricity
On cable reel 9, there is shell 12 in the socket of another termination cable-to-cable connector of cable, the outside of cable drum 9, and shell 12 and car body are firm
Property connection, do not rotated with cable drum 9.Its key technology is the electricity of installation one on the shell 12 above cable drum
Control formula one-way braking means, electric-controlled type one-way braking means include leverage, baffle and electromagnet 7, and leverage is one can
Around rotating three impeller of central shaft 5, the pocketed springs 7.1 on the top of three impeller installation electromagnet 7, electromagnet 7, in three impeller
Right baffle-plate 2 and right shell body 8 are installed in both ends respectively, and crossbeam 1 is installed above cable drum 9.
Three impeller includes active impeller 6 and the stop impeller 4 set with 6 opposite direction of active impeller and from moving vane 3,
Active impeller 6, stop impeller 4 and form " Y " font from moving vane 3.
The crossbeam 1 radial arrangement above cable drum 9.
The quantity of the crossbeam 1 is 4~12.
When electromagnet 7 is in non-power status, spring 7.1 is pressed in active impeller 6 right shell body 8 stretched out from housing
On, the position of the slave moving vane 3 for 6 opposite direction of impeller that at this moment has the initiative is higher than the crossbeam 1 of cable drum 9, and cable drum 9 can certainly
By rotating.
When electromagnet 7 is in "on" position, active impeller 6 is picked up by electromagnet and turns an angle F upwards, in master
The slave moving vane 3 of 6 opposite direction of moving vane then turns downwards same angle F, cable drum 9 when rotated, 1 meeting of crossbeam above it
It is subject to the stop from moving vane 3, at the same time, stops that impeller 4 also can equally turn an angle F and be pressed in and be stretched out from housing
On right baffle-plate 2；At this moment if cable drum 9 is rotated to take-up direction, i.e., when the slave moving vane 3 of three impeller is pushed down on, from
Moving vane 3, which will drive, stops that impeller 4 is rotated and stopped by right baffle-plate 2.
When cable drum 9 to cable drum direction rotate, i.e., when crossbeam 1 from the direction that moving vane 3 rotates up promoting,
The electromagnetic attraction being subject to from moving vane 3 is less than 9 thrust of cable drum, thus can't stop rotating up from moving vane 3, institute
With cable drum 9 can be freely rotated in unwinding direction.
When exiting the blocked state in take-up direction, electromagnet 7 is allowed to power off, cable drum 9 is a little to unwinding direction rotation,
The blocked state in take-up direction can be exited.
Embodiment two：
Referring to Fig. 1~Fig. 3, Fig. 5~Fig. 8, a kind of brake apparatus of electric-controlled type cable reel installation, cable reel installation bag
Cable drum 9 and scroll spring 11 are included, scroll spring 11 drives cable drum 9 to rotate, and the center of cable drum is provided with current collection
Ring, the fixing end of collector ring and the power output end of power supply connect, and the movable end of collector ring is connected with one end of cable, cable 10
It is wrapped on cable drum 9, the socket of another termination cable-to-cable connector of cable, there are shell 12, shell 12 in the outside of cable drum 9
It is connected, is not rotated with cable drum 9 with rigidity of vehicle body.Its key technology is on the shell 12 above cable drum
One electric-controlled type one-way braking means are installed, electric-controlled type one-way braking means include leverage, baffle and electromagnet 7, Lever machine
Structure is one can to install electromagnet 7 in the top of three impeller around rotating three impeller of central shaft 5, pocketed springs 7.1 on electromagnet 7,
Right baffle-plate 2 and right shell body 8 are installed respectively at three impeller both ends；Correspondence position on cable drum 9, below leverage
Peripherally disposed to have wedge block 13, wedge block 13 has vertical plane 14 and lozenges 15.
Three impeller includes active impeller 6 and the stop impeller 4 set with 6 opposite direction of active impeller and from moving vane 3,
Active impeller 6, stop impeller 4 and form " Y " font from moving vane 3.
Similarly, when electromagnet 7 is in non-power status, spring 7.1 is pressed in active impeller 6 on the right side stretched out from housing
On baffle 8, the position of the slave moving vane 3 for 6 opposite direction of impeller that at this moment has the initiative is higher than cable drum 9, and cable drum 9 can be free
Rotate.
When electromagnet 7 is in "on" position, active impeller 6 is picked up by electromagnet and turns an angle F upwards, in master
The slave moving vane 3 of 6 opposite direction of moving vane then turns downwards an angle F, and cable drum 9 is when rotated, driven in cable take-up direction
Impeller 3 is withstood and is locked by the vertical plane 14 of wedge block 13, at the same time, stops that impeller 4 also can equally turn an angle F and press
On the right baffle-plate 2 stretched out from housing, the braking in cable take-up direction can be unidirectionally carried out to cable drum 9 from moving vane 3；When
Cable drum 9 is rotated to cable drum direction, is contacted from moving vane 3 with the lozenges 15 of wedge block 13, lozenges 15 is driven
For impeller 3 to during the direction promotion rotated up, the electromagnetic attraction being subject to from moving vane 3 is less than the thrust of cable drum 9, because
And rotating up from moving vane 3 is can't stop, so, cable drum 9 can be freely rotated in unwinding direction.
When exiting the blocked state in take-up direction, electromagnet 7 is allowed to power off, cable drum 9 is a little to unwinding direction rotation,
The blocked state in take-up direction can be exited.
As shown in Figure 5, Figure 6, the lozenges 15 of wedge block 13 is in circular ring shape, the head and the tail phase on cable drum 9 of wedge block 13
Ground connection distribution；The wedge block also can the distribution spaced apart on cable drum 9.As shown in Figure 7, Figure 8, the wedge of wedge block 13
Shape face 15 is shorter, and vertical plane 14 to 15 changeover portion of lozenges is arc surface, and wedge block is spaced apart point on cable drum 9
Cloth；The wedge block also can the end to end distribution on cable drum 9.
Embodiment three：
A kind of brake apparatus of electric-controlled type cable reel installation, cable reel installation include cable drum 9 and scroll spring
11, scroll spring 11 drives cable drum 9 to rotate, and the center of cable drum is provided with collector ring, fixing end and the electricity of collector ring
The power output end connection in source, the movable end of collector ring are connected with one end of cable, and cable 10 is wrapped on cable drum 9, electricity
There are shell 12 in the socket of another termination cable-to-cable connector of cable, the outside of cable drum 9, and shell 12 is connected with rigidity of vehicle body, not with
Cable drum 9 rotates together.Its key technology is that an electric-controlled type unilateral system is installed on the shell 12 above cable drum
Dynamic device, electric-controlled type one-way braking means include leverage, baffle and electromagnet 7, and leverage is one can be revolved around central shaft 5
Three impeller turned, the pocketed springs 7.1 on the top of three impeller installation electromagnet 7, electromagnet 7, pacify respectively at three impeller both ends
Fill right baffle-plate 2 and right shell body 8.
Three impeller includes active impeller 6 and the stop impeller 4 set with 6 opposite direction of active impeller and from moving vane 3,
Active impeller 6, stop impeller 4 and form " Y " font from moving vane 3.
The present embodiment structure does not have crossbeam, without wedge block yet.When electromagnet 7 is in non-power status, 7.1, spring
Active impeller 6 is pressed in the right shell body 8 stretched out from housing, the position of the slave moving vane 3 for 6 opposite direction of impeller that at this moment has the initiative
Higher than cable drum 9, cable drum 9 is free to rotate.
When electromagnet 7 is in "on" position, active impeller 6 is picked up by electromagnet and turns an angle F upwards, in master
The slave moving vane 3 of 6 opposite direction of moving vane then downwards turn an angle F, the end plates of cable drum 9 with rubbing from moving vane 3,
At the same time, stop that impeller 4 also can equally turn an angle F and be pressed on the right baffle-plate 2 stretched out from housing；At this moment if electricity
Cable reel 9 is rotated to take-up direction, i.e., when the slave moving vane 3 of three page boards is pushed down on, stop leaf will be driven from moving vane 3
Plate 4 is rotated and stopped by right baffle-plate 2, although cannot prevent the rotation of cable drum 9 from moving vane 3, can be played damping and be made
With, and slow down cable drum 9 and recycle strength.
When cable drum 9 is rotated to 10 unwinding direction of cable, i.e., cable drum 9 is from moving vane 3 to the side rotated up
To promote when, the electromagnetic attraction being subject to from moving vane 3 is less than 9 thrust of cable drum, thus can't stop from moving vane 3 to
Upper rotation, so, cable drum 9 can be freely rotated in unwinding direction.
When exiting the blocked state in take-up direction, electromagnet 7 is allowed to power off, cable drum 9 is a little to unwinding direction rotation,
The blocked state in take-up direction can be exited.
Example IV：
The present embodiment structure is identical with embodiment one or the structure of embodiment two or embodiment three, the difference is that electromagnet 7
Switch with cable-to-cable connector link.That is the switch of electromagnet 7 may be designed in the cable drum 9 when being powered and can normally revolve
Turn, when power-off does not allow cable drum 9 to recycle automatically, is exactly that cable-to-cable connector does not connect together and leads to electrical equipment
When electric, cable reel installation will not automatism, but once there is electric current brake apparatus automatic unlocking if in cable 10.
Embodiment five：
The present embodiment structure is identical with embodiment one or the structure of embodiment two or embodiment three, the difference is that the device is another
One manual switching circuitry of outer setting.When cable 10 is not attached to electricity consumption mechanically, and wants to recycle cable 10, hand can be used
Dynamic switch control electromagnet 7.
It these are only the illustrative examples of the present invention, be not intended to limit the scope of the invention, it is every to utilize this
The equivalent structure transformation that description of the invention and accompanying drawing content are done, or directly or indirectly it is used in other relevant technology necks
Domain, is included within the scope of the present invention.
Two directions of arrow are respectively in Fig. 6 and Fig. 8:It is counterclockwise the unwinding direction of cable 10, clockwise
For the take-up direction of cable 10.
Claims (8)
1. a kind of brake apparatus of electric-controlled type cable reel installation, cable reel installation includes cable drum (9) and scroll spring
(11), scroll spring (11) drives cable drum (9) to rotate, and the center of cable drum (9) is provided with collector ring, and collector ring is consolidated
The power output end of fixed end and power supply connects, and one end of the same cable of movable end (10) of collector ring is connected, and cable (10) is wrapped in
On cable drum (9), there is shell (12) in the socket of another termination cable-to-cable connector of cable (10), cable drum (9) outside, outside
Shell (12) is connected with rigidity of vehicle body, it is characterized in that：An electric-controlled type list is installed on the shell (12) above cable drum (9)
To brake apparatus, electric-controlled type one-way braking means include leverage, baffle and electromagnet (7), and leverage is one can be in
Rotating three impeller of mandrel (5), three impeller include active impeller (6) and the slave moving vane set with active impeller (6) opposite direction
(3) and stop impeller (4), active impeller (6), from moving vane (3) and stop impeller (4) composition one " Y " font, in three impeller
Top installation electromagnet (7), pocketed springs (7.1) on electromagnet (7), installed respectively at three impeller both ends right baffle-plate (2) and
Right shell body (8).
2. a kind of brake apparatus of electric-controlled type cable reel installation according to claim 1, it is characterized in that：In the electricity
Installation crossbeam (1) above cable reel (9).
3. a kind of brake apparatus of electric-controlled type cable reel installation according to claim 1, it is characterized in that：In the cable
On reel (9), the correspondence position below leverage is peripherally disposed wedge block (13).
4. a kind of brake apparatus of electric-controlled type cable reel installation according to claim 3, it is characterized in that：The wedge shape
Block (13) is end to end on cable drum (9) to be distributed or is spaced apart.
5. a kind of brake apparatus of electric-controlled type cable reel installation according to claim 2, it is characterized in that：The crossbeam
(1) the radial arrangement above cable drum (9).
6. a kind of brake apparatus of electric-controlled type cable reel installation according to claim 2, it is characterized in that：The crossbeam
(1) quantity is 4~12.
7. a kind of brake apparatus of electric-controlled type cable reel installation according to claim 3, it is characterized in that：The wedge shape
Block (13) has vertical plane (14) and lozenges (15).
8. a kind of brake apparatus of electric-controlled type cable reel installation according to claim 1, it is characterized in that：The electromagnetism
The switch of iron (7) links with cable-to-cable connector or by manual switch control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497779.1A CN105947815B (en) | 2016-06-28 | 2016-06-28 | A kind of brake apparatus of electric-controlled type cable reel installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497779.1A CN105947815B (en) | 2016-06-28 | 2016-06-28 | A kind of brake apparatus of electric-controlled type cable reel installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105947815A CN105947815A (en) | 2016-09-21 |
| CN105947815B true CN105947815B (en) | 2018-04-20 |
Family
ID=56902601
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610497779.1A Active CN105947815B (en) | 2016-06-28 | 2016-06-28 | A kind of brake apparatus of electric-controlled type cable reel installation |
Country Status (1)
| Country | Link |
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| CN (1) | CN105947815B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111285200B (en) * | 2020-03-13 | 2021-10-15 | 宁夏佰瑞麒建设工程有限公司 | Hydraulic pipeline cleaning device's jack |
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| US3917188A (en) * | 1972-09-20 | 1975-11-04 | Karl Erik Nilsson | Acceleration sensitive locking device, especially for safety belts in vehicles |
| US4114273A (en) * | 1976-11-12 | 1978-09-19 | Pelton & Crane Company | Handpiece instrument console apparatus having improved mechanisms for extending and retracting operating flexible hose |
| US4511101A (en) * | 1981-01-02 | 1985-04-16 | William King | Reeling device |
| DE3039202C2 (en) * | 1980-10-17 | 1988-12-22 | Kabelmetal Electro Gmbh, 3000 Hannover, De | |
| CN103588052A (en) * | 2013-11-20 | 2014-02-19 | 安徽铜峰电子股份有限公司 | Take-up and pay-off device applied to mobile device |
| CN203486685U (en) * | 2013-10-11 | 2014-03-19 | 珠海格力电器股份有限公司 | Automatic winder and electrical device |
| CN205045616U (en) * | 2015-10-09 | 2016-02-24 | 中交第三航务工程局有限公司宁波分公司 | Plumb -line frame device |
| CN205076574U (en) * | 2015-10-27 | 2016-03-09 | 张立云 | Electronic high -order power conveyer of safe type |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5924702B2 (en) * | 1978-10-06 | 1984-06-11 | タイガー魔法瓶株式会社 | electric cord reel |
| CN205772528U (en) * | 2016-06-28 | 2016-12-07 | 成都西南交大驱动技术有限责任公司 | Cable brake unit |
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- 2016-06-28 CN CN201610497779.1A patent/CN105947815B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3917188A (en) * | 1972-09-20 | 1975-11-04 | Karl Erik Nilsson | Acceleration sensitive locking device, especially for safety belts in vehicles |
| US4114273A (en) * | 1976-11-12 | 1978-09-19 | Pelton & Crane Company | Handpiece instrument console apparatus having improved mechanisms for extending and retracting operating flexible hose |
| DE3039202C2 (en) * | 1980-10-17 | 1988-12-22 | Kabelmetal Electro Gmbh, 3000 Hannover, De | |
| US4511101A (en) * | 1981-01-02 | 1985-04-16 | William King | Reeling device |
| CN203486685U (en) * | 2013-10-11 | 2014-03-19 | 珠海格力电器股份有限公司 | Automatic winder and electrical device |
| CN103588052A (en) * | 2013-11-20 | 2014-02-19 | 安徽铜峰电子股份有限公司 | Take-up and pay-off device applied to mobile device |
| CN205045616U (en) * | 2015-10-09 | 2016-02-24 | 中交第三航务工程局有限公司宁波分公司 | Plumb -line frame device |
| CN205076574U (en) * | 2015-10-27 | 2016-03-09 | 张立云 | Electronic high -order power conveyer of safe type |
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| Publication number | Publication date |
|---|---|
| CN105947815A (en) | 2016-09-21 |
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Address after: 611730 No. 134, Xiaojiahe street, high tech Zone, Chengdu, Sichuan Patentee after: Chengdu Xinyi Drive Technology Co.,Ltd. Address before: No.134, Xiaojiahe street, high tech Zone, Chengdu, Sichuan 610041 Patentee before: CHENGDU SWJTU DRIVE TECHNOLOGY CO.,LTD. |
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