CN210012448U - Test wire winding and unwinding device - Google Patents
Test wire winding and unwinding device Download PDFInfo
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- CN210012448U CN210012448U CN201920641278.5U CN201920641278U CN210012448U CN 210012448 U CN210012448 U CN 210012448U CN 201920641278 U CN201920641278 U CN 201920641278U CN 210012448 U CN210012448 U CN 210012448U
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- rotating shaft
- gear
- reduction gear
- wire winding
- test wire
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Abstract
The utility model discloses a test wire winding and unwinding device, which comprises a winding disc, a rotating shaft and a supporting base, wherein the supporting base comprises a base body, a first supporting block and a second supporting block, the first supporting block and the second supporting block are formed by extending two ends of the base body to the same direction, a first limiting port is formed at the top end of the first supporting block, and a second limiting port is formed at the top end of the second supporting block; the two ends of the rotating shaft are respectively arranged at the first limiting port and the second limiting port, and the rotating shaft transversely penetrates through the middle of the wire winding disc and is fixedly connected with the wire winding disc. The utility model provides a winding dish can rotate on supporting the base through the pivot, with the test wire winding in advance on winding dish, in the measurement process, fortune dimension personnel rotate winding dish as required test wire length and carry out the unwrapping wire, and the test finishes the back and can be withdrawed the test wire to the opposite direction rotation winding dish again, and easy operation is quick.
Description
Technical Field
The utility model relates to a ground net test technical field especially relates to a test wire winding and unwinding device.
Background
The resistance value of the grounding grid has great influence on the normal operation of the low-voltage distribution network, if the resistance value is overlarge, the neutral point can be deviated to cause the problem of overhigh or overhigh phase voltage, and more seriously, if the distribution equipment is struck by lightning, the overlarge resistance of the grounding grid can cause that lightning current can not be rapidly injected into the ground to cause the equipment to be damaged by the lightning. Therefore, the grounding resistance test is required to be frequently carried out in the daily power distribution operation and maintenance work, and the grounding resistance is ensured to be in a qualified range.
When the operation and maintenance personnel use the grounding resistance test instrument to test the grounding resistance, because two test wires of the connecting instrument are longer, wherein the length of the P point test wire is 20m, the length of the C point test wire is 40m, and meanwhile, the grounding wire is heavier, the operation and maintenance personnel spend a long time on paying off or taking up the wire in the measurement process, so that the efficiency of the grounding resistance test of the operation and maintenance personnel is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve complex operation, long scheduling problem consuming time when receiving and releasing the line to the test wire at present, provide a test wire winding and releasing device.
In order to realize the purpose of the utility model, the technical means adopted is as follows:
a test wire winding and unwinding device comprises a wire winding disc, a rotating shaft and a supporting base, wherein the supporting base comprises a base body, a first supporting block and a second supporting block, the first supporting block and the second supporting block are formed by extending two ends of the base body in the same direction, a first limiting opening is formed in the top end of the first supporting block, and a second limiting opening is formed in the top end of the second supporting block; the two ends of the rotating shaft are respectively arranged at the first limiting port and the second limiting port, and the rotating shaft transversely penetrates through the middle of the wire winding disc and is fixedly connected with the wire winding disc.
Among the above-mentioned scheme, the drum can rotate on supporting the base through the pivot, twines the test wire on the drum in advance, and in the measurement process, fortune dimension personnel rotate the drum as required test wire length and pay off, and the test finishes the back and to the opposite direction rotation drum can be withdrawed the test wire, and easy operation is quick.
Preferably, a support is further fixedly arranged on the first support block or the second support block, the top end of the support extends towards the wire winding disc, a circular ring is connected to the top end of the support and located right above the middle of the wire winding disc and used for limiting the test wire. In this preferred scheme, pass the ring with the test wire, can play the limiting displacement to the test wire, increase its degree of smoothness when receiving and releasing the line simultaneously.
Preferably, a rotating handle is installed at one end of the rotating shaft. In this preferred scheme, rotate the handle through setting up and rotate the operation to the drum for it is more convenient and laborsaving to operate, improves the efficiency of receiving and releasing the line.
Preferably, the first limiting opening and the second limiting opening are both semicircular notches. In the preferred scheme, the diameter of the semicircular notch is slightly larger than that of the rotating shaft, so that the rotating shaft can rotate at the first limiting port and the second limiting port, and the rotating shaft and the winding disc are more convenient to detach from the first supporting block and the second supporting block.
Preferably, the first limit opening and the second limit opening are both circular openings. In the preferred scheme, the diameter of the circular opening is slightly larger than that of the rotating shaft, so that the rotating shaft can rotate at the first limiting opening and the second limiting opening without easily separating from the first supporting block and the second supporting block.
Preferably, the test wire winding and unwinding device further comprises a driving mechanism, and the driving mechanism is connected with the other end of the rotating shaft and used for driving the rotating shaft to rotate. In this preferred embodiment, through setting up actuating mechanism control pivot and rotate, need not to rely on the manpower again to receive and release line operation.
Preferably, the driving mechanism comprises a reduction gear set, a motor and a storage battery;
the speed reduction gear set comprises a first gear, a first speed reduction gear, a second speed reduction gear, a first rotating shaft and a second rotating shaft, an output shaft of the motor extends into the first gear, the first speed reduction gear and the second gear are sleeved on the first rotating shaft, the second speed reduction gear is sleeved on the second rotating shaft, the second rotating shaft is the output shaft of the speed reduction gear set, and the second rotating shaft is connected with the other end of the rotating shaft; the first gear is meshed with a first reduction gear, the second gear is meshed with a second reduction gear, and the first reduction gear is used for rotating the second gear; and the power output end of the storage battery is connected with the power input end of the motor.
Preferably, the size of first gear and second gear is the same, first reduction gear and second reduction gear's size is the same, first reduction gear's size and number of teeth all are greater than first gear, second reduction gear's size and number of teeth all are greater than the second gear. In this preferred scheme, carry out the transmission through setting up reduction gear group, only need use the miniwatt motor can obtain required moment in this actuating mechanism, increased the utility model discloses portability and the light and handy nature of test wire winding and unwinding ware. Through setting up the battery as the power supply, the distributor need not external power supply when using, has improved its practicality.
Preferably, the driving mechanism is mounted on an outer side surface of the first support block or an outer side surface of the second support block. In this preferred scheme, through setting up actuating mechanism and support base integrated into one piece, the operating personnel of being more convenient for carry the use.
Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:
the utility model provides a winding dish can rotate on supporting the base through the pivot, with the test wire winding in advance on winding dish, in the measurement process, fortune dimension personnel rotate winding dish as required test wire length and carry out the unwrapping wire, and the test finishes the back and can be withdrawed the test wire to the opposite direction rotation winding dish again, and easy operation is quick.
In addition, the driving unit comprising the reduction gear set, the motor and the storage battery is arranged to drive the winding disc to rotate, the winding disc does not need to be manually rotated to take up and pay off the wire, the efficiency of taking up and paying off the wire is improved, the testing time is shortened, the labor cost and the labor intensity of manpower are reduced, and the problems that the operation is complex, the time consumption is long and the like when the testing wire is taken up and paid off at present are solved.
The utility model discloses a test wire winding and unwinding device simple structure easily realizes.
Drawings
Fig. 1 is an overall structure diagram of the present invention.
Fig. 2 is a partial schematic view of the driving structure of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1, a test wire winding and unwinding device comprises a wire winding disc 3, a rotating shaft 2 and a supporting base, wherein the supporting base comprises a base body 1, a first supporting block 4 and a second supporting block 5, the first supporting block and the second supporting block are formed by extending two ends of the base body 1 in the same direction, a first limiting opening is formed in the top end of the first supporting block 4, and a second limiting opening is formed in the top end of the second supporting block 5; the two ends of the rotating shaft 2 are respectively installed at the first limiting port and the second limiting port, the cross section of the wire winding disc 3 is H-shaped, and the rotating shaft 2 transversely penetrates through the middle of the wire winding disc 3 and is fixedly connected with the wire winding disc 3.
Wherein, in this embodiment 1, still set firmly a support on the first supporting block 4, the top of support to the direction of kinking dish 3 extends, the top of support is connected with a ring 6, ring 6 is located directly over kinking dish 3's middle part for carry on spacingly to the test wire.
Wherein the first limit port and the second limit port are arranged into semicircular notches. When first spacing mouthful and the spacing mouthful of second set up to semi-circular notch, the both ends of pivot 2 erect respectively on first spacing mouthful and the spacing mouthful of second, and pivot 2 and spool 3 are more convenient from the dismantlement of first supporting shoe 4 and second supporting shoe 5. The diameter of the semicircular notch is slightly larger than that of the rotating shaft, so that the rotating shaft can rotate at the first limiting port and the second limiting port.
When using the test wire winding ware of this embodiment 1, in advance with the test wire winding on wire winding disc 3, then pass the ring 6 on the top of support with the test wire of wiring end, when fortune dimension personnel carried out ground resistance test work, according to actual need's length, rotate wire winding disc 3 and emit the test wire, rotate wire winding disc 3 in the opposite direction after accomplishing test work and retrieve the test wire. The winding and unwinding of the wire are carried out by controlling mechanical movement instead of pure manual winding, and the testing time is shortened.
Example 2
In embodiment 2, on the basis of embodiment 1, a rotating handle is mounted at one end of the rotating shaft 2. The winding disc 3 is rotated by arranging the rotating handle, so that the operation is more convenient and labor-saving, and the efficiency of winding and unwinding the wire is improved.
Example 3
In the present embodiment 3, a driving mechanism is added on the basis of embodiment 1 or embodiment 2, as shown in fig. 2, wherein the driving mechanism includes a reduction gear set, a motor 25 and a storage battery; the reduction gear set, the motor 25 and the storage battery are all mounted on the outer side surface of the first support block 4; the driving mechanism and the supporting base are integrally formed, so that the carrying and the use of an operator are more convenient;
the speed reduction gear set comprises a first gear 21, a first speed reduction gear 22, a second gear 23, a second speed reduction gear 24, a first rotating shaft 27 and a second rotating shaft 28, an output shaft 26 of the motor 25 extends into the first gear 21, the first speed reduction gear 22 and the second gear 23 are sleeved on the first rotating shaft 27, the second speed reduction gear 24 is sleeved on the second rotating shaft 28, the second rotating shaft 28 is an output shaft of the speed reduction gear set, and the second rotating shaft 28 is connected with the other end of the rotating shaft 2; the first gear 21 is meshed with a first reduction gear 22, the second gear 23 is meshed with a second reduction gear 24, and the first reduction gear 22 is used for rotating the second gear 23; and the power output end of the storage battery is connected with the power input end of the motor 25.
The first gear 21 and the second gear 23 are the same in size, the first reduction gear 22 and the second reduction gear 24 are the same in size, the first reduction gear 22 is larger in size and number of teeth than the first gear 21, and the second reduction gear 24 is larger in size and number of teeth than the second gear 23.
Wherein in this embodiment 3 the motor chooses for use direct current positive and negative motor, disposes direct current motor drive circuit that is just reversing simultaneously, direct current motor drive circuit that is just reversing's input with the battery electricity is connected, direct current motor drive circuit that is just reversing's output with direct current motor's input electricity is connected for control motor clockwise rotation and anticlockwise rotation, thereby realize the receipts line and the unwrapping wire function of putting the ware of test wire.
In this embodiment 3, carry out the transmission through setting up reduction gear group, only need use the miniwatt motor can obtain required moment in this actuating mechanism, increased the utility model discloses portability and the light and handy nature of test wire winding and unwinding ware. Through setting up the battery as the power supply, the distributor need not external power supply when using, has improved its practicality.
When using this embodiment 3's test wire winding and unwinding device, through controlling actuating mechanism in order to drive pivot 2 and the positive and negative rotation of wire winding disc 3 to realize this spooler's electronic winding and unwinding function, need not artifical rotation wire winding disc 3 and receive and unwind, improved the efficiency of winding and unwinding line, reduced test time, reduce human labor cost and intensity, solved present complex operation, consuming time long scheduling problem when receiving and unwinding the test wire.
The terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for example, as shown in the drawings, the first limiting port and the second limiting port may be configured as circular openings, and when the first limiting port and the second limiting port are configured as circular openings, two ends of the rotating shaft 2 need to penetrate into the circular openings respectively, so that the rotating shaft 2 is not easy to separate from the first supporting block 4 and the second supporting block 5 when rotating. The diameter of the circular opening is slightly larger than the diameter of the rotating shaft.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A test wire winding and unwinding device comprises a wire winding disc (3), a rotating shaft (2) and a supporting base, and is characterized in that the supporting base comprises a base body (1), a first supporting block (4) and a second supporting block (5), wherein the first supporting block (4) and the second supporting block (5) are formed by extending two ends of the base body (1) in the same direction; the two ends of the rotating shaft (2) are respectively installed at the first limiting opening and the second limiting opening, and the rotating shaft (2) transversely penetrates through the middle of the wire winding disc (3) and is fixedly connected with the wire winding disc (3).
2. The test wire winding and unwinding device according to claim 1, wherein a support is further fixedly arranged on the first support block (4) or the second support block (5), the top end of the support extends towards the wire winding disc (3), a ring (6) is connected to the top end of the support, and the ring (6) is located right above the middle of the wire winding disc (3) and used for limiting a test wire.
3. The test wire retractor according to claim 2, wherein a rotation handle is mounted to one end of the rotation shaft (2).
4. The test wire winding and unwinding device according to claim 3, wherein the first limit port and the second limit port are both semicircular notches.
5. The test wire winding and unwinding device according to claim 3, wherein the first limit port and the second limit port are both circular openings.
6. The test wire retractor according to any one of claims 1 to 5, further comprising a driving mechanism, wherein the driving mechanism is connected to the other end of the rotating shaft (2) and is configured to drive the rotating shaft (2) to rotate.
7. The test wire retractor according to claim 6, wherein the driving mechanism includes a reduction gear set, a motor (25), and a storage battery;
the reduction gear set comprises a first gear (21), a first reduction gear (22), a second gear (23), a second reduction gear (24), a first rotating shaft (27) and a second rotating shaft (28); an output shaft (26) of the motor (25) extends into the first gear (21), the first reduction gear (22) and the second gear (23) are sleeved on the first rotating shaft (27), the second reduction gear (24) is sleeved on the second rotating shaft (28), the second rotating shaft (28) is an output shaft of the reduction gear set, and the second rotating shaft (28) is connected with the other end of the rotating shaft (2); the first gear (21) is meshed with a first reduction gear (22), the second gear (23) is meshed with a second reduction gear (24), and the first reduction gear (22) is used for rotating the second gear (23); and the power output end of the storage battery is connected with the power input end of the motor (25).
8. The test wire winding and unwinding device according to claim 7, wherein the first gear (21) and the second gear (23) are the same in size, the first reduction gear (22) and the second reduction gear (24) are the same in size, the first reduction gear (22) is larger in size and the number of teeth than the first gear (21), and the second reduction gear (24) is larger in size and the number of teeth than the second gear (23).
9. The test wire retractor according to claim 6 wherein the drive mechanism is mounted on an outside surface of the first support block (4) or an outside surface of the second support block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641278.5U CN210012448U (en) | 2019-05-06 | 2019-05-06 | Test wire winding and unwinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641278.5U CN210012448U (en) | 2019-05-06 | 2019-05-06 | Test wire winding and unwinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210012448U true CN210012448U (en) | 2020-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920641278.5U Active CN210012448U (en) | 2019-05-06 | 2019-05-06 | Test wire winding and unwinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210012448U (en) |
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2019
- 2019-05-06 CN CN201920641278.5U patent/CN210012448U/en active Active
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