CN211998285U - Vehicle-mounted cable winding and unwinding device with electric leakage detection function - Google Patents
Vehicle-mounted cable winding and unwinding device with electric leakage detection function Download PDFInfo
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- CN211998285U CN211998285U CN202020328814.9U CN202020328814U CN211998285U CN 211998285 U CN211998285 U CN 211998285U CN 202020328814 U CN202020328814 U CN 202020328814U CN 211998285 U CN211998285 U CN 211998285U
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Abstract
The utility model discloses an on-vehicle cable winding and unwinding devices with electric leakage detection function, including the box, establish motor and cable drum in the box, different with prior art is: the cable reel control device further comprises a cable reel transmission device, a limiting wire arranging device, a control unit, a manual/automatic switcher, a crank and an electric leakage monitoring module. The utility model discloses on-vehicle cable winding and unwinding devices, compact structure has the characteristics that degree of automation is high, and the application device not only can effectually practice thrift artifically, reduce operating personnel technical requirement, and improvement that can also be great is received and is paid off the quality and efficiency, can carry out real-time leakage detection to power cable through built-in electric leakage monitoring module simultaneously, in case the power cable electric leakage condition appears, the device can in time send and report an emergency and ask for help or increased vigilance, ensures the safe in utilization of cable.
Description
Technical Field
The utility model relates to an on-vehicle cable winding and unwinding devices specifically is an on-vehicle cable winding and unwinding devices with electric leakage detection function.
Background
The existing cable take-up and pay-off equipment mainly comprises two types. One type is a portable cable reel (as shown in fig. 8), which consists of a cable reel, a bracket and a wire winding and unwinding handle, and the cable is wound and unwound in a hand-operated mode. The device has the following defects:
1. the reeling and unreeling are completed by manual operation, so that the speed is slow, and time and labor are wasted;
2. the pay-off distance is limited: due to the capacity limitation of a cable reel (too heavy cable is too long, and the cable is inconvenient for carrying and operating), the paying-off distance is generally within 150 meters;
3. the diameter of a general wire-releasing cable is required to be less than or equal to phi 6, because the cable with large diameter has too high hardness under the condition of low temperature, the wire can be difficult to receive and release, and even the wire can not be received and released;
4. it does not have the automatic wire arranging function. After the flat cable is manually wound up in the winding process, the cable wound up is poor in uniformity, and the attractive use is affected.
The other type is a multipurpose cable winding and unwinding device mainly carried by a pay-off vehicle, and generally comprises a main motor, a slave motor, a wire arrangement device, a wire winding and unwinding device, a vehicle speed sensor, an automatic control circuit and a manual operation table. The main motor is mainly used for rotating the cable; the secondary motor provides power for the wire arranging device and the wire collecting and releasing device; the vehicle speed sensor is used for sensing the speed of the vehicle; the automatic control circuit is used for matching the speed among the master/slave motor, the paying-off device and the vehicle. The size is as follows: 700mm 540mm 1000mm, this equipment is too big can not the chassis carry, therefore needs to occupy the interior space of car, carries out the line by professional operation equipment in the course of the vehicle is gone on. Although the device has long paying-off distance and high paying-off efficiency compared with a portable cable reel, the following points exist:
1. the use mode is single. When equipment fails, the mode can not be switched to a manual wire winding and unwinding mode;
2. the equipment is large in size, needs a large installation space, cannot be used for mounting a chassis, and needs to occupy the space in a vehicle;
2. the equipment has a complex structure and strong specialization, and at least more than 2 professionals are required to operate during work;
4. the technology is complex, the process requirement is high, and the manufacturing, using and maintaining costs are high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a to the supply vehicle, the antenna car, special vehicle power requirements such as equipment car are high, the cable line footpath is big, the mobile unit is many, characteristics such as car inner space is limited, portable cable dish all has certain limitation with multipurpose cable take-up and pay-off equipment in the application of above vehicle, and provide a mobile cable winding and unwinding devices with the leakage detection function, the device not only is applicable to the great supply cable's of footpath long distance and receive and release work, can also carry out the real-time leakage detection of full distance to supply cable, ensure supply cable's safety in utilization.
The utility model relates to a vehicle-mounted cable winding and unwinding device with leakage detection function, which comprises a box body, a motor and a cable reel which are arranged in the box body, and is different from the prior art, the vehicle-mounted cable winding and unwinding device also comprises a cable reel transmission device, a limiting traverse unit, a control unit and a leakage detection and alarm module;
the cable reel transmission device is arranged at one side of the box body and comprises a driving wheel, a driven wheel, a screw and a chain; the chain is connected with a driving wheel and a driven wheel, a driving wheel shaft is connected with a screw rod, the other end of the screw rod is connected with a motor through a gear, the power of the motor is transmitted to the screw rod through the gear, the screw rod transmits the power of the motor to the driving wheel, and the driving wheel transmits the power to the driven wheel;
the cable reel is opposite to the transmission device and leans against the other side of the box body, a left shaft of the cable reel is fixed on the box body through a bearing, a right shaft of the cable reel is connected with a driven wheel of the transmission device, and the driven wheel drives the cable reel to rotate so as to realize the winding and unwinding of cables;
the limiting wire arranger comprises a wire arranger, a dial and a locking/releasing handle; the wire arranging device is arranged on the screw rod, and the position and the speed of the wire arranging device are limited by the screw rod; the limiting wire arranging device is internally connected with a motor through a gear, a screw rod provides power for a cable reel through a driving wheel, a chain and a driven wheel, and the position and the speed of the wire arranging device are limited;
the screw rod of the traverse in the dial is used for displaying the traverse speed of the traverse and is set when the traverse leaves a factory;
the locking/releasing handle is connected with the control unit and is triggered when the wire arranging device reaches two ends of the screw rod, so that the wire arranging device is triggered to move reversely;
the control unit is arranged at the front part of the box body, contains a control circuit, a retraction adjusting gear, a power indicator lamp, an emergency button and a power switch which are connected with the control circuit, and has a control function on the limiting wire arranging device;
the leakage monitoring module adopts a voltage detection principle, one end of the leakage monitoring module is connected with the ground, the other end of the leakage monitoring module is connected with the metal shielding layer of the cable, and the alarm is given when the shielding layer is detected to be electrified.
The vehicle-mounted cable winding and unwinding device further comprises a hand/self switcher and a crank, wherein the hand/self switcher is connected with the driven wheel, and the crank is assembled on the hand/self switcher.
The vehicle-mounted cable winding and unwinding device further comprises a torsion limiter, the torsion limiter is arranged below the cable drum transmission device and is a part for connecting the driving shaft and the driven shaft, the cable is prevented from being pulled apart due to the fact that the cable is hung by an object in the cable winding and unwinding process, the winding tension is set to be a threshold value, and the device exceeding the tension threshold value automatically stops winding.
The vehicle-mounted cable winding and unwinding device further comprises a limiting bolt, wherein the limiting bolt is arranged above the cable reel transmission device, one end of the limiting bolt is fixed on the box body, and the other end of the limiting bolt is connected with a fixing hole in the cable reel connector.
The outside of the box body is fixed on the chassis through a connecting piece, and the inside of the box body is fixed on parts in the box body through a structural piece.
The utility model discloses on-vehicle cable winding and unwinding devices, compact structure has the characteristics that degree of automation is high, and the application device not only can effectually practice thrift artifically, reduce operating personnel technical requirement, and improvement that can also be great is received and is paid off the quality and efficiency, can carry out real-time leakage detection to power cable through built-in electric leakage monitoring module simultaneously, in case the power cable electric leakage condition appears, the device can in time send and report an emergency and ask for help or increased vigilance, ensures the safe in utilization of cable.
Drawings
FIG. 1 is a schematic structural diagram of a vehicle-mounted cable winding and unwinding device according to an embodiment.
Fig. 2 is a schematic structural view of the cable drum transmission device in fig. 1.
Fig. 3 is a schematic structural view of the limiting wire arranging device in fig. 1.
Fig. 4 is a schematic structural diagram of the control unit in fig. 1.
Fig. 5 is a schematic diagram of the control circuit in fig. 4.
Fig. 6 is a schematic view of the hand/self switch and crank arrangement of fig. 1.
Fig. 7 is a schematic diagram of the leakage detecting and alarming module shown in fig. 1.
Fig. 8 is a schematic structural diagram of a conventional cable reel.
Fig. 9 is a schematic structural diagram of a conventional portable cable reel.
In the figure, a box body 1 and a spring buckle 1-1; a motor 2;
the device comprises a cable drum 3, a left shaft 3-1, a right shaft 3-2, an auxiliary disc 3-3 and a main disc 3-4;
the cable drum comprises a cable drum transmission device 4, a driving wheel 4-1, a driven wheel 4-2, a screw rod 4-3, a chain 4-4 and a fixed seat 4-5;
a limiting wire arranging device 5, a wire arranging device 5-1, a dial 5-2 and a locking/releasing handle 5-3;
the control unit 6, the control circuit 6-1, the retraction adjusting gear 6-2, the power indicator 6-3, the emergency button 6-4 and the power switch 6-5;
the hand/automatic switch 7, the crank 8 and the leakage monitoring module 9;
a torque limiter 10 and a limit bolt 11.
Detailed Description
The present invention will be further described with reference to the following drawings and examples, but the present invention is not limited thereto.
Examples
Referring to fig. 1, the vehicle-mounted cable winding and unwinding device with the leakage detection function comprises a box body 1, a motor 2, a cable drum 3, a cable drum transmission device 4, a limiting winding displacement device 5, a control unit 6, a manual/automatic switching device 7, a crank 8 and a leakage detection and alarm module 9, wherein the motor, the cable drum 3, the cable drum transmission device 4, the limiting winding displacement device 5, the control unit 6, the manual/automatic switching device 7 and the crank 8 are.
Referring to fig. 1, a case 1 has a rectangular parallelepiped structure and a front opening type to facilitate a wire winding and unwinding operation. The box body 1 is provided with a spring hasp 1-1 which is convenient to open and close. The box body 1 is externally fixed on the chassis through a connecting piece, and is internally fixed on parts in the box body through structural parts. Because the external hanging form of the vehicle-mounted chassis is adopted, the box body 1 fully considers the waterproof and dustproof design; so as to prevent muddy water and dust from entering the equipment in the running process of the vehicle, thereby influencing normal use.
Referring to fig. 1 and 4, a cable reel transmission device 4 is arranged on one side of a box body 1, and the cable reel transmission device is arranged on the right side of the box body 1 in the embodiment and comprises a driving wheel 4-1, a driven wheel 4-2, a screw rod 4-3, a chain 4-4 and a fixed seat 4-5; the fixing seat 4-5 is fixedly connected with the box body 1, the driving wheel 4-1 and the driven wheel 4-2 are arranged on the fixing seat 4-5, the chain 4-4 is connected with the driving wheel 4-1 and the driven wheel 4-2, the driving wheel shaft is connected with the screw rod 4-3, the other end of the screw rod 4-3 is connected with the motor 2 through a gear, the power of the motor 2 is transmitted to the screw rod 4-3 through the gear, the screw rod 4-3 transmits the power of the motor 2 to the driving wheel 4-1, and the driving wheel 4-1 transmits the power to the driven wheel 4-2.
The motor of the embodiment adopts a direct current speed reducing motor, the electromagnetism of the motor is optimally designed through ANSOFT MAXWELL software, the gear is processed by adopting plasma nitriding heat treatment and high-precision CNC hard cutting technology, and the motor and the gear are combined to have the characteristics of high transmission efficiency, low temperature rise, low noise, long service life and the like.
The motor parameters are as follows: the power is 250W, the direct current is 24V, the output rotating speed is 20r/min, the overheat protection function is realized, a signal can be sent out to break the main switch, and the protection level IP54 is realized.
Referring to fig. 1 and 9, the cable drum 3 comprises an auxiliary drum 3-3 and a main drum 3-4, the cable drum 3 is opposite to a transmission device 4 and is arranged on the left side of the box body 1, a left shaft 3-1 of the cable drum is fixed on the box body 1 through a bearing, a right shaft 3-2 of the cable drum is connected with a driven wheel 4-2 of the transmission device 4, and the driven wheel 4-2 drives the cable drum 3 to rotate so as to realize the winding and unwinding of cables.
Referring to fig. 1 and 3, the limiting traverse unit 5 comprises a traverse unit 5-1, a dial 5-2 and a locking/releasing handle 5-3; the wire arranging device 5-1 is arranged on the screw 4-3, and the position and the speed of the wire arranging device 5-1 are limited by the screw 4-3; the interior of the wire arranging device 5-1 is connected with the motor 2 through a gear, the screw 4-3 provides power for the cable reel 3 through the driving wheel 4-1, the chain 4-4 and the driven wheel 4-2, and the walking position and the speed of the wire arranging device 5-1 are limited;
a screw rod of the traverse unit 5-1 in the dial 5-2 is used for displaying the traverse speed of the traverse unit 5-1 and is set when the traverse unit leaves a factory;
the locking/releasing handle 5-3 is connected with the control unit 6 and is triggered when the wire arranging device 5-1 reaches the two ends of the screw rod 4-3, so that the reverse motion of the wire arranging device 5-1 is triggered.
The limiting wire arranging device 5 adopts the existing product and also comprises a wire arranging reversing wheel (not shown in the figure) and the like.
Referring to fig. 1 and 4, the control unit 6 is arranged at the front part of the box body 1, and is internally provided with a control circuit 6-1 (shown in fig. 5), a retraction adjusting gear 6-2 connected with the control circuit 6-1, a power indicator 6-3, an emergency button 6-4 and a power switch 6-5, and has a control function on the limit wire arranging device 5.
The control unit 6 controls the rotating speed, steering adjustment, emergency braking and winding displacement speed of the power part through related function buttons. The power part is directly connected with the motor, and the motor provides electric energy.
Referring to fig. 1 and 6, a hand/slave switch 7 is connected with a driven wheel 4-2, and a crank 8 is assembled on the hand/slave switch 7; once the automatic wire winding and unwinding process has faults, the manual mode can be switched by the manual/automatic switch 7, and the manual winding and unwinding of the cable can be realized in the form of the hand crank 8.
Referring to fig. 1 and 7, the leakage monitoring module 9 adopts a voltage detection principle, one end of the leakage monitoring module is connected to the ground, the other end of the leakage monitoring module is connected to the metal shielding layer of the cable, and the alarm is given when the shielding layer is detected to be electrified.
The device installs electric leakage monitoring module 9 additional inside, can carry out real-time electric leakage monitoring to the cable. Once the electric leakage condition appears in the cable, the device can send out in time and report an emergency and ask for help or increased vigilance, ensures the safe in utilization of cable. In addition, the leakage monitoring module 9 can also report the leakage position, thereby greatly facilitating the maintenance efficiency of maintenance personnel.
Referring to fig. 1, the winding and unwinding device further includes a torque limiter 10, which is disposed below the cable drum transmission device 4 and is a component for connecting the driving shaft and the driven shaft, so as to prevent the cable from being pulled apart due to the cable being caught by an object in the process of winding and unwinding the cable, and the winding and unwinding tension sets a threshold value, and the device exceeding the threshold value automatically stops winding and unwinding.
The torque limiter 10 of the present embodiment has a torque preset value of 60N.M, and when the friction plate wear torque is reduced due to multiple times of friction or the cable drum 3 needs higher torque, the friction force can be increased by adjusting the bolt, so as to increase the sliding torque. The torque force value is not easy to be increased at will, and the service life of the motor is prevented from being influenced by overhigh torque force. When the air temperature is too low, if the situation that the cable reel 3 slips due to overlarge resistance moment of the wound cable occurs, the cable can be pulled artificially, and the resistance of the wound cable is reduced.
Referring to fig. 1, the winding and unwinding device further includes a limiting bolt 11, which is disposed above the cable drum transmission device 4, and one end of the limiting bolt is fixed on the box body 1, and the other end of the limiting bolt is connected with a fixing hole on the cable drum connector. The limiting bolt is used for limiting the cable reel 3, and the cable reel 3 is prevented from rotating randomly in the running process of a vehicle.
The cable winding and unwinding device of the embodiment has the following dimensions: 652mm by 683mm by 450 mm. The mounting concept is adopted, the vehicle is mounted on a vehicle chassis for use, and the space in the vehicle is not occupied. The main performance parameters of the device are as follows:
1. the diameter of the take-up and pay-off line is less than or equal to phi 3 and less than or equal to phi 12;
2. the winding and unwinding linear speed is more than or equal to 20 r/min;
3. the device has the electric leakage detection capability;
4. the paying-off distance of the single reel is less than or equal to 1km, and the paying-off distance can be increased by replacing the cable reel;
5. the vehicle chassis is suspended, the space in the vehicle is not occupied, and the box body is designed to be waterproof and dustproof.
The cable winding and unwinding device of the embodiment is already put into production, has good effect after the product is tried out, and is determined to be used for XXX type vehicle-mounted platform projects.
Claims (5)
1. The utility model provides an on-vehicle cable winding and unwinding devices with electric leakage detection function, includes the box, establishes motor and cable drum in the box, its characterized in that: the device also comprises a cable reel transmission device, a limiting wire arranging device, a control unit, a hand/automatic switcher, a crank and an electric leakage monitoring module;
the cable reel transmission device is arranged at one side of the box body and comprises a driving wheel, a driven wheel, a screw and a chain; the chain is connected with the driving wheel and the driven wheel, the driving wheel shaft is connected with the screw rod, and the other end of the screw rod is connected with the motor through the gear;
the cable reel is opposite to the transmission device and leans against the other side of the box body, a left shaft of the cable reel is fixed on the box body through a bearing, a right shaft of the cable reel is connected with a driven wheel of the transmission device, and the driven wheel drives the cable reel to rotate so as to realize the winding and unwinding of cables;
the limiting wire arranger comprises a wire arranger, a dial and a locking/releasing handle; the wire arranging device is arranged on the screw rod, and the position and the speed of the wire arranging device are limited by the screw rod; the limiting wire arranging device is internally connected with a motor through a gear, a screw rod provides power for a cable reel through a driving wheel, a chain and a driven wheel, and the position and the speed of the wire arranging device are limited;
the screw rod of the traverse in the dial is used for displaying the traverse speed of the traverse and is set when the traverse leaves a factory;
the locking/releasing handle is connected with the control unit and is triggered when the wire arranging device reaches two ends of the screw rod, so that the wire arranging device is triggered to move reversely;
the control unit is arranged at the front part of the box body, contains a control circuit, a retraction adjusting gear, a power indicator lamp, an emergency button and a power switch which are connected with the control circuit, and has a control function on the limiting wire arranging device;
the leakage monitoring module adopts a voltage detection principle, one end of the leakage monitoring module is connected with the ground, the other end of the leakage monitoring module is connected with the metal shielding layer of the cable, and the alarm is given when the shielding layer is detected to be electrified.
2. The in-vehicle cable reel with electric leakage detection function according to claim 1, characterized in that: the vehicle-mounted cable winding and unwinding device further comprises a hand/self switcher and a crank, wherein the hand/self switcher is connected with the driven wheel, and the crank is assembled on the hand/self switcher.
3. The in-vehicle cable reel with electric leakage detection function according to claim 1, characterized in that: the vehicle-mounted cable winding and unwinding device further comprises a torsion limiter which is arranged below the cable reel transmission device and is a part for connecting the driving shaft and the driven shaft.
4. The in-vehicle cable reel with electric leakage detection function according to claim 1, characterized in that: the vehicle-mounted cable winding and unwinding device further comprises a limiting bolt, wherein the limiting bolt is arranged above the cable reel transmission device, one end of the limiting bolt is fixed on the box body, and the other end of the limiting bolt is connected with a fixing hole in the cable reel connector.
5. The in-vehicle cable reel with electric leakage detection function according to claim 1, characterized in that: the outside of the box body is fixed on the chassis through a connecting piece, and the inside of the box body is fixed on parts in the box body through a structural piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328814.9U CN211998285U (en) | 2020-03-17 | 2020-03-17 | Vehicle-mounted cable winding and unwinding device with electric leakage detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328814.9U CN211998285U (en) | 2020-03-17 | 2020-03-17 | Vehicle-mounted cable winding and unwinding device with electric leakage detection function |
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| Publication Number | Publication Date |
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| CN211998285U true CN211998285U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020328814.9U Active CN211998285U (en) | 2020-03-17 | 2020-03-17 | Vehicle-mounted cable winding and unwinding device with electric leakage detection function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115954800A (en) * | 2023-03-14 | 2023-04-11 | 阳谷领航电缆有限公司 | Cable detection and installation system and method for realizing cable laying and installation by using same |
| CN116660697A (en) * | 2023-06-16 | 2023-08-29 | 江苏希波电气科技有限公司 | Cable partial discharge test system convenient to adjust and test process thereof |
-
2020
- 2020-03-17 CN CN202020328814.9U patent/CN211998285U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115954800A (en) * | 2023-03-14 | 2023-04-11 | 阳谷领航电缆有限公司 | Cable detection and installation system and method for realizing cable laying and installation by using same |
| CN115954800B (en) * | 2023-03-14 | 2023-05-16 | 阳谷领航电缆有限公司 | Cable detection and installation system and method for realizing cable laying and installation by using same |
| CN116660697A (en) * | 2023-06-16 | 2023-08-29 | 江苏希波电气科技有限公司 | Cable partial discharge test system convenient to adjust and test process thereof |
| CN116660697B (en) * | 2023-06-16 | 2024-02-13 | 北京康高特仪器设备有限公司 | Cable partial discharge test system convenient to adjust and test process thereof |
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