CN111137731B - A pay-off for electric power distribution network - Google Patents
A pay-off for electric power distribution network Download PDFInfo
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- CN111137731B CN111137731B CN201911411777.6A CN201911411777A CN111137731B CN 111137731 B CN111137731 B CN 111137731B CN 201911411777 A CN201911411777 A CN 201911411777A CN 111137731 B CN111137731 B CN 111137731B
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- 230000000694 effects Effects 0.000 abstract description 24
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 239000002283 diesel fuel Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
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- 230000001737 promoting effect Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 241000209128 Bambusa Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/18—Methods or apparatus in which packages rotate
- B65H49/20—Package-supporting devices
- B65H49/30—Swifts or skein holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/18—Methods or apparatus in which packages rotate
- B65H49/34—Arrangements for effecting positive rotation of packages
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- 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
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Abstract
The invention discloses a paying-off device for a power distribution network, which belongs to the field of power distribution network equipment and comprises a base, a frame plate, a wire reel and a rotating roller, wherein a front driving gear connected through a front one-way bearing is sleeved on the rotating roller, a front rocker is sleeved at the corresponding end part of the rotating roller, a driving slider meshed with the front driving gear is connected on the front rocker in a sliding manner, the distance between the meshing position of the driving slider and the front driving gear and the circle center of the rotating roller is less than half of the length of the front rocker, one end of the front rocker, which is back to the rotating roller, is hinged with a front connecting rod, the lower end of the front connecting rod is hinged with a front pedal, one end of the front pedal, which is back to a cable holder, is hinged on the base, and the end side of the front pedal, which is connected with the front connecting rod, is fixedly connected with a first spring connected to the base, when the first spring is in a natural state, one end of the front pedal, which is connected with the front connecting rod, is in an upward tilting state. The invention has multiple labor-saving effects, has better labor-saving effect, does not need to utilize resources such as diesel oil and the like, and is beneficial to saving resources and protecting environment.
Description
Technical Field
The invention relates to the field of power distribution network equipment, in particular to a pay-off device for a power distribution network.
Background
In the process of electric power construction, a cable is generally used as a medium for transmitting electric power, the cable is generally buried underground or laid along the outer wall of a building, the cable is generally required to be paid out in the process of cable laying, and the length of the cable is used according to the required laying distance. Use the vehicle to pull the job site with the cable frame, operating personnel uses the support to assemble the cable frame, relies on the manpower again as drawing, and the pulling cable moves forward, causes the staff tired very easily like this, and because the cable is thicker, only relies on the manpower to hardly stimulate, so needs pay-off to carry out the unwrapping wire operation. At present, some pay-off devices mainly depend on a battery motor to drive the pay-off devices, if the pay-off devices work for a long time, the electric quantity of a battery is easily exhausted, so that the construction progress is seriously influenced, and the construction period is delayed.
The patent that is granted No. CN 208843448U discloses a pay-off for electric power distribution network, and it includes device body and drive mechanism, the equal fixed mounting in both sides has the fixed block around the device body upper end left part, there is first pivot through bearing movable mounting between the fixed block, first pivot front end fixed mounting has first belt pulley, first pivot upper end fixed mounting has the cable frame, both sides fixed mounting has the mount around the device body right part, mount upper end middle part fixed mounting has drive mechanism, the equal fixed mounting in drive mechanism inner chamber left and right sides has the slide bar, the connecting rod has been cup jointed in the activity of slide bar upper portion, there is from the driving wheel at the connecting rod middle part through bearing movable mounting. Through the structure of slide bar, connecting rod, action wheel and follow driving wheel, manual will follow the ascending lifting of driving wheel to pass the cable between follow driving wheel and the action wheel, compress tightly the cable under the effect of spring, pull the cable under the drive of diesel engine, reach labour saving and time saving's effect. However, it has the following problems: the first rotating rod arranged at the circle center of the cable frame is indirectly driven to rotate in a mode of driving the belt pulley by the diesel engine, so that the cable frame is driven to rotate, and the labor-saving effect of the driving mode still has a lifting space; in addition, it needs to burn diesel oil to realize power source, has resource consumption, and is not favorable for environmental protection.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a pay-off device for a power distribution network, which has multiple labor-saving effects and better labor-saving effect, does not need resources such as diesel oil and the like, and is beneficial to saving resources and protecting environment.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
a pay-off device for a power distribution network comprises a cable frame for mounting a cable drum and a base for carrying the cable frame, wherein the cable frame comprises two frame plates which are arranged oppositely, and a rotating roller for clamping the cable drum is rotatably connected between the two frame plates;
the cable drum is characterized in that a front driving gear positioned on one side of the cable drum is sleeved on the rotating roller, a front one-way bearing is arranged between the front driving gear and the rotating roller, one side surface of a latch on the front driving gear is positioned in the radial direction of the front driving gear, the side surface opposite to the side surface is an inclined surface, two ends of the rotating roller are rotatably connected with the cable frame through a common bearing, a front rocker is rotatably sleeved at one end of the rotating roller corresponding to the side where the front driving gear is positioned, and one end of the front rocker is sleeved on the rotating roller;
the front rocker is provided with a sliding groove with the length parallel to the length direction of the front rocker, the depth direction of the sliding groove is parallel to the length direction of the rotating roller, a driving slider is connected in the sliding groove in a sliding mode, one end of the driving slider extends to the outer side of the sliding groove along the depth direction of the sliding groove, the driving slider is provided with a latch meshed with the front driving gear, the vertical surface of the latch is located below the inclined plane, the distance between the meshing position of the driving slider and the front driving gear and the circle center of the rotating roller is smaller than half of the length of the front rocker, and one side surface of the driving slider, which faces away from the front driving gear, is fixedly connected with a second spring connected to the corresponding side wall of the sliding groove; the one end of preceding rocker live-rollers dorsad articulates there is the front connecting rod, the other end of front connecting rod articulates there is preceding footboard, the one end of preceding footboard dorsad cable frame articulates on the base, and the distolateral fixedly connected with of preceding footboard connection front connecting rod is connected to the first spring on the base, and when first spring was in natural state, the one end that preceding footboard was connected the front connecting rod was in the state of upwards perk.
As an optimization of the scheme, one side of the rotating roller, which is back to the front driving gear, is sleeved with a rear driving gear which is positioned on one side of the wire winding drum, a rear one-way bearing is arranged between the rear driving gear and the rotating roller, the structure of the latch on the rear driving gear is the same as that of the latch on the front driving gear, the side of the inclined plane of the latch on the rear driving gear is opposite to that of the latch on the front driving gear, one end of the rotating roller, which corresponds to the side of the rear driving gear, is rotatably sleeved with a rear rocker, one end of the rear rocker is sleeved on the rotating roller, the rear rocker is provided with another sliding groove which is parallel to the length direction of the rear rocker, the depth direction of the sliding groove is parallel to the length direction of the rotating roller, the sliding groove is connected with another driving slider in a sliding manner, and one end of the driving slider extends to the outer side along the depth direction of the corresponding sliding groove and is meshed with the rear driving gear, the vertical surface of the latch on the driving sliding block (25) is positioned above the inclined surface, the distance between the meshing position of the driving sliding block and the rear driving gear and the circle center of the rotating roller is less than half of the length of the rear rocker, and one side surface of the driving sliding block, which is back to the rear driving gear, is fixedly connected with another second spring connected to the corresponding side wall of the corresponding sliding groove;
the rear rocker is hinged with a rear connecting rod at one end back to the rotating roller, a rear pedal is hinged at the other end of the rear connecting rod, a hinged support plate for hinging the rear pedal is fixed on the base, one end of the rear pedal facing the cable holder is connected with the rear connecting rod, one side of the rear pedal, back to the end part of the rear pedal connected with the rear connecting rod, is fixedly connected with another first spring connected to the base, the distance from the hinged position of the hinged support plate and the rear pedal to the end part of the rear pedal connected with the rear connecting rod is smaller than the distance from the hinged position of the hinged support plate and the rear pedal to the end part of the rear pedal corresponding to the corresponding first spring, and when the first spring is in a natural state, the end part of the rear pedal corresponding to the side of the corresponding first spring is higher than the end part of the rear pedal connected with the front connecting rod.
Through the setting with the reverse back drive gear of front drive gear to set up the back footboard reverse with preceding footboard, make and can drive back drive gear through stepping on the back footboard and take place the rotation opposite with the front drive gear is reverse, thereby make this device can be used to the rolling of cable, strengthen the function of device, promote device's using value. In addition, because the driving rotation directions of the front pedal and the rear pedal to the rotating roller are opposite, the purpose of preventing the rotating roller from rotating is achieved by simultaneously stepping on the front pedal and the rear pedal in the rotating process of the rotating roller, and the device can be stopped in time.
As a further optimization of the above scheme, one side of the cable frame, which is back to the front pedal, is provided with two clamping plates which are arranged in opposite directions, a pair of rolling cylinders which are arranged in an up-down alignment manner is connected between the two clamping plates, a gap between the two rolling cylinders is just provided for a cable to pass through, a fixed shaft, the two ends of which are respectively and fixedly connected to the corresponding side clamping plates, is rotatably arranged on the axis of one of the rolling cylinders, a rotating shaft, the two ends of which are respectively and rotatably connected with the corresponding side clamping plates, is fixedly arranged on the axis of the other rolling cylinder in a penetrating manner, one end of the rotating shaft extends to the outer side of the side clamping plate and is fixedly sleeved with a driven gear, a driving gear is meshed beside the driven gear, a central shaft, which is rotatably connected to the corresponding side clamping plate, is fixedly arranged in the center of the driving gear in a penetrating manner, a driven pulley is fixedly sleeved on the central shaft, and a driving pulley is sleeved on the part of the rotating roller, which corresponds to the driven pulley, and a driving belt wheel and a driven belt wheel are jointly surrounded by a transmission belt.
Can drive the driving pulley rotation when the live-rollers pivoted, the driving pulley passes through the drive belt and drives driven pulley rotation, driven pulley drives the center pin and rotates, the driving gear rotates along with it, and drive driven gear rotates, driven gear drives the axis of rotation and rotates, can drive the rotation of the roller section of thick bamboo on it, this roller section of thick bamboo rotation can produce will follow the cable that passes in advance between two roller section of thick bamboos to the effect of unwrapping wire direction tractive, another roller section of thick bamboo is rotated passively, the supplementary cable is with unwrapping wire direction tractive that goes on, can avoid the cable to pile up in this device.
Furthermore, the middle parts of the two rolling cylinders are provided with wire clamping grooves surrounding the rolling cylinders in a circle. The wire clamping grooves on the two rolling cylinders are matched to allow a cable to pass through, and the limiting effect can be achieved on the cable, so that the cable can be conveniently wound and unwound.
Furthermore, a third one-way bearing in the same direction as the front one-way bearing is arranged between the driving belt wheel and the rotating roller. In application, when the front pedal driving device is used for paying off, the driving belt wheel can be driven to rotate, so that the rolling cylinder can be rotated to draw a cable in the paying off direction; however, when the rear pedal driving device is used for taking up the cable, the third one-way bearing is in a rotating connection relation with the rotating roller, the driving belt wheel cannot be driven to rotate, so that the rotating roller pressing cylinder cannot rotate, the rolling roller pressing cylinder only clamps the cable, and the cable can be favorably and tightly wound on the wire winding cylinder.
Further, the bottom of base is installed the gyro wheel. The device is convenient to move and carry.
3. Advantageous effects
(1) According to the invention, the rotating roller is sleeved with the front driving gear connected through the front one-way bearing, the corresponding end part of the rotating roller is sleeved with the front rocker, the front rocker is connected with the driving slider meshed with the front driving gear in a sliding manner, and the driving slider drives the front driving gear to rotate at the outer side end of the front driving gear, so that the rotating roller and the wire winding drum are driven to rotate; the distance between the meshing position of the driving sliding block and the front driving gear and the circle center of the rotating roller is smaller than half of the length of the front rocker, namely the distance between the free end of the front rocker and the meshing position of the driving sliding block and the front driving gear is larger than the distance between the end of the front rocker, connected with the rotating roller, and the meshing position of the driving sliding block and the front driving gear, namely the action point of the front rocker driving the front driving gear is close to the side of the rotating roller, so that the effect of further saving labor can be achieved, and the effect of saving labor is effectively improved; in addition, the free end of the front rocker is hinged with a front connecting rod, the lower end of the front connecting rod is connected with a front pedal, the front rocker is driven in a foot stepping mode, and the labor-saving effect can be further achieved. The invention has multiple labor-saving functions and better labor-saving effect.
(2) The front rocker can be driven to rotate by a foot-stepping mode, so that the rotating roller and the wire winding drum are driven, resources such as diesel oil and the like are not needed, and the energy-saving and environment-friendly effects are facilitated.
(3) The rear driving gear connected through a rear one-way bearing is sleeved on one side of the rotating roller, which is back to the driving gear, the side of the inclined plane of the latch on the rear driving gear is opposite to the side of the inclined plane of the latch on the front driving gear, a rear rocker is sleeved on the corresponding end of the rotating roller, a driving sliding block meshed with the rear driving gear is connected on the rear rocker in a sliding manner, the distance between the meshing position of the driving sliding block and the rear driving gear and the circle center of the rotating roller is less than half of the length of the rear rocker, a rear connecting rod is hinged to one end, which is back to the rotating roller, of the rear rocker, a rear pedal is hinged to the lower end of the rear connecting rod, and the part, which is deviated to the side of the cable rack, in the middle of the rear pedal is hinged to the base through a hinge support plate. Through the setting with the reverse back drive gear of front drive gear to set up the back footboard reverse with preceding footboard, make and can drive back drive gear through stepping on the back footboard and take place the rotation opposite with the front drive gear is reverse, thereby make this device can be used to the rolling of cable, strengthen the function of device, promote device's using value. In addition, because the driving rotation directions of the front pedal and the rear pedal to the rotating roller are opposite, the purpose of preventing the rotating roller from rotating is achieved by simultaneously stepping on the front pedal and the rear pedal in the rotating process of the rotating roller, and the device can be stopped in time.
In conclusion, the invention has multiple labor-saving effects and better labor-saving effect, does not need resources such as diesel oil and the like, and is beneficial to saving resources and protecting environment; the wire winding device can be applied to wire unwinding and wire winding, and can realize timely stopping.
Drawings
FIG. 1 is a front view of the present invention in a schematic configuration;
FIG. 2 is an enlarged view of the structure of the area A in FIG. 1;
FIG. 3 is a schematic view of the structure of section A-A in FIG. 1;
FIG. 4 is a rear elevational view of the present invention in a structural schematic;
fig. 5 is a schematic top view of the structure of the present invention.
Reference numerals: 1. a roller; 2. a base; 3. a first spring; 4. a rear pedal; 5. a front pedal; 6. a rear connecting rod; 7. a rear rocker; 8. a front link; 9. a front rocker; 10. a wire spool; 11. a front drive gear; 12. a transmission belt; 13. a fixed shaft; 14. a rolling cylinder; 15. a cable; 16. a driven gear; 17. a rotating shaft; 18. a central shaft; 19. a driving gear; 20. a splint; 21. a cable holder; 22. a rotating roller; 23. a sliding groove; 24. a second spring; 25. driving the slide block; 26. a rear drive gear; 27. a hinged support plate; 28. a rear one-way bearing; 29. a plain bearing; 30. a driving pulley; 31. a front one-way bearing; 32. a third one-way bearing; 33. a driven pulley; 34. wire clamping grooves.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Examples
As shown in fig. 1, 3 and 5, the pay-off device for the power distribution network comprises a cable frame 21 for mounting a cable drum 10 and a base 2 for carrying the cable frame 21, wherein the cable frame 21 comprises two frame plates which are oppositely arranged, a rotating roller 22 for clamping the cable drum 10 is rotatably connected between the two frame plates, and a roller 1 is mounted at the bottom of the base 2, so that the device is convenient to move and carry;
the cable drum is characterized in that a front driving gear 11 positioned on one side of the cable drum 10 is sleeved on the rotating roller 22, a front one-way bearing 31 is arranged between the front driving gear 11 and the rotating roller 22, one side surface of a latch on the front driving gear 11 is positioned in the radial direction of the front driving gear 11, the side surface opposite to the side surface is an inclined surface, two ends of the rotating roller 22 are rotatably connected with the cable frame 21 through a common bearing 29, one end of the rotating roller 22 corresponding to the side where the front driving gear 11 is positioned is rotatably sleeved with a front rocker 9, and one end of the front rocker 9 is sleeved on the rotating roller 22;
a sliding groove 23 with a length parallel to the length direction of the front rocker 9 is formed in the front rocker 9, the depth direction of the sliding groove 23 is parallel to the length direction of the rotating roller 22, as shown in fig. 2, a driving slider 25 is connected in the sliding groove 23 in a sliding manner, one end of the driving slider 25 extends to the outer side of the sliding groove 23 along the depth direction of the sliding groove 23, a latch meshed with the front driving gear 11 is arranged on the driving slider 25, the vertical surface of the latch is positioned below the inclined surface, the distance between the meshing position of the driving slider 25 and the front driving gear 11 and the circle center of the rotating roller 22 is less than half of the length of the front rocker 9, and a side surface of the driving slider 25, which is back to the front driving gear 11, is fixedly connected with a second spring 24 connected to the side wall of the corresponding to the sliding groove 23; preceding rocker 9 one end of live-rollers 22 dorsad articulates there is preceding connecting rod 8, the other end of preceding connecting rod 8 articulates there is preceding footboard 5, preceding footboard 5 one end of cable frame 21 dorsad articulates on base 2, and preceding footboard 5 connects the first spring 3 that distolateral fixedly connected with of preceding connecting rod 8 is connected to on base 2, and when first spring 3 was in natural state, preceding footboard 5 was connected the one end of preceding connecting rod 8 and was in the state of upwards perk.
In this embodiment, as shown in fig. 1 and 4, a rear driving gear 26 located on one side of the wire reel 10 is sleeved on one side of the rotating roller 22 facing away from the front driving gear 11, a rear one-way bearing 28 is arranged between the rear driving gear 26 and the rotating roller 22, a latch on the rear driving gear 26 and a latch on the front driving gear 11 have the same structure, an inclined plane of the latch on the rear driving gear 26 is opposite to an inclined plane of the latch on the front driving gear 11, a rear rocker 7 is rotatably sleeved on one end of the rotating roller 22 corresponding to the side of the rear driving gear 26, one end of the rear rocker 7 is sleeved on the rotating roller 22, another sliding groove 23 having a length parallel to the length direction of the rear rocker 7 is formed on the rear rocker 7, the depth direction of the sliding groove 23 is parallel to the length direction of the rotating roller 22, another driving slider 25 is slidably connected in the sliding groove 23, one end of the driving slider 25 extends to the outer side along the depth direction of the corresponding sliding groove 23 and is meshed with the rear driving gear 26, the vertical surface of the latch on the driving slider 25 is positioned above the inclined surface, the distance from the meshing position of the driving slider 25 and the rear driving gear 26 to the circle center of the rotating roller 22 is less than half of the length of the rear rocker 7, and one side surface of the driving slider 25, which is back to the rear driving gear 26, is fixedly connected with another second spring 24 connected to the corresponding side wall of the corresponding sliding groove 23;
one end of the rear rocker 7, which is back to the rotating roller 22, is hinged with a rear connecting rod 6, the other end of the rear connecting rod 6 is hinged with a rear pedal 4, a hinged support plate 27 for the rear pedal 4 to be hinged is fixed on the base 2, and one end of the rear pedal 4 facing the cable frame 21 is connected with the rear connecting rod 6, one side of the rear pedal 4 back to the end part of the rear pedal connected with the rear connecting rod 6 is fixedly connected with another first spring 3 connected with the base 2, and the distance between the hinge strip 27 and the end of the rear pedal 4 connected to the rear link 6 is smaller than the distance between the hinge strip 27 and the end of the rear pedal 4 corresponding to the first spring 3, when the first springs 3 are in a natural state, the end of the rear pedal 4 on the side corresponding to the corresponding first spring 3 is higher than the end of the rear pedal 4 connected with the front connecting rod 8.
Through the setting of the back drive gear 26 opposite with front drive gear 11 to set up the back footboard 4 opposite with preceding footboard 5, make and can drive back drive gear 26 through stepping on back footboard 4 and take place the rotation opposite with front drive gear 11 is reverse, thereby make this device can be used to the rolling of cable 15, strengthen the function of device, promote the using value of device. In addition, because the driving rotation directions of the front pedal 5 and the rear pedal 4 to the rotating roller 22 are opposite, in the rotating process of the rotating roller 22, the purpose of preventing the rotating roller 22 from rotating is achieved by simultaneously stepping on the front pedal 5 and the rear pedal 4, and the device can be stopped in time.
In this embodiment, as shown in fig. 1 and fig. 5, two oppositely disposed clamping plates 20 are disposed on a side of the cable frame 21 facing away from the front pedal 5, a pair of vertically aligned rolling cylinders 14 is connected between the two clamping plates 20, a gap between the two rolling cylinders 14 is just for a cable 15 to pass through, a fixed shaft 13 with two ends respectively fixedly connected to the corresponding side clamping plates 20 is rotatably disposed on an axis of one of the rolling cylinders 14, a rotating shaft 17 with two ends respectively rotatably connected to the corresponding side clamping plates 20 is fixedly disposed on an axis of the other rolling cylinder 14, one end of the rotating shaft 17 extends to an outer side of the side clamping plate 20 and is fixedly sleeved with a driven gear 16, a driving gear 19 is disposed beside the driven gear 16 in an engaged manner, a central shaft 18 rotatably connected to the corresponding side clamping plate 20 is fixedly disposed at a center of the driving gear 19, and a driven belt pulley 33 is fixedly sleeved on the central shaft 18, a driving belt pulley 30 is sleeved on the part of the rotating roller 22 corresponding to the side of the driven belt pulley 33, and the driving belt pulley 30 and the driven belt pulley 33 jointly encircle a transmission belt 12.
The rotating roller 22 can drive the driving pulley 30 to rotate while rotating, the driving pulley 30 drives the driven pulley 33 to rotate through the transmission belt 12, the driven pulley 33 drives the central shaft 18 to rotate, the driving gear 19 rotates along with the central shaft and drives the driven gear 16 to rotate, the driven gear 16 drives the rotating shaft 17 to rotate, the rolling cylinders 14 on the driving pulley can be driven to rotate, the rolling cylinders 14 can generate the effect of pulling the cables 15 which pass between the two rolling cylinders 14 in advance to the paying-off direction, the other rolling cylinder 14 can rotate passively, the cables 15 can be pulled to the paying-off direction in an auxiliary mode, and the cables 15 can be prevented from being accumulated in the device.
In this embodiment, as shown in fig. 5, the middle portions of the two rolling cylinders 14 are both provided with a wire clamping groove 34 surrounding the circumference thereof. The wire clamping grooves 34 on the two roller pressing cylinders 14 are matched for the cable 15 to pass through, and the limiting effect on the cable 15 can be achieved, so that the cable 15 can be conveniently wound and unwound.
In the present embodiment, as shown in fig. 3, a third one-way bearing 32 is provided between the driving pulley 30 and the rotating roller 22 in the same direction as the front one-way bearing 31. In application, when the front pedal 5 drives the device to pay off, the driving belt wheel 30 can be driven to rotate, so that the rolling drum 14 can be rotated to draw the cable 15 to the paying off direction; however, when the rear pedal 4 drives the device to take up the cable, the third one-way bearing 32 is rotationally connected with the rotating roller 22, the driving pulley 30 cannot be driven to rotate, so that the rolling cylinder 14 cannot rotate, and the rolling cylinder 14 only clamps the cable 15, which is beneficial to promoting the cable 15 to be tightly wound on the cable winding drum 10.
The specific action principle of the pay-off device for the power distribution network is as follows:
when paying off is needed, the front pedal 5 is stepped down, so that the front pedal 5 rotates downwards around the hinged end of the front pedal, the free end of the front rocker 9 is pulled to move downwards through the front connecting rod 8, the front rocker 9 rotates downwards around one end, sleeved on the rotating roller 22, of the front rocker 9, the corresponding driving slider 25 is pushed to move downwards, and the driving slider 25 is meshed with the front driving gear 11, so that in the process that the driving slider 25 moves downwards, the driving slider 25 drives the front driving gear 11 to rotate by a certain angle by pushing the clamping teeth on the front driving gear 11 to be positioned on one side surface of the front driving gear 11 in the radial direction; when the front pedal 5 is loosened, the front pedal 5 is reset under the reset action of the corresponding first spring 3, so that the front rocker 9 rotates upwards around one end, sleeved on the rotating roller 22, of the front rocker 9, the driving slide block 25 is in contact with one side of the inclined plane on the latch of the front driving gear 11 and moves towards one side of the circle center of the front driving gear 11 under the action of reverse acting force, the corresponding second spring 24 is compressed, the front rocker 9 is reset smoothly, and the front driving gear 11 is not driven to rotate reversely; the front pedal 5 is repeatedly stepped on and loosened, so that the front driving gear 11 can be driven to continuously rotate along the anticlockwise direction, at the moment, the front one-way bearing 31 and the rotating roller 22 are fixedly connected, and the rear one-way bearing 28 and the rotating roller 22 are rotatably connected, so that the rotating roller 22 rotates along with the front driving gear 11, the wire winding drum 10 is driven to rotate along the anticlockwise direction, and the paying-off is carried out; meanwhile, the third one-way bearing 32 and the rotating roller 22 are fixedly connected, the rotating roller 22 drives the driving pulley 30 to rotate, the driving pulley 30 drives the driven pulley 33 to rotate through the transmission belt 12, the driven pulley 33 drives the central shaft 18 to rotate, the driving gear 19 rotates along with the central shaft and drives the driven gear 16 to rotate, the driven gear 16 drives the rotating shaft 17 to rotate, the rolling cylinders 14 on the driving pulley can be driven to rotate, the rolling cylinders 14 can rotate to produce the effect of drawing the cable 15 which passes through the space between the two rolling cylinders 14 in advance to the paying-off direction, the other rolling cylinder 14 rotates passively, the cable 15 is drawn to the paying-off direction in an auxiliary mode, the cable 15 can be prevented from being accumulated in the device, and the better paying-off process can be achieved.
When the wire is required to be taken up, the rear pedal 4 is stepped down, one end of the rear pedal 4, which is connected with the corresponding first spring 3, rotates downwards around the hinged end of the rear pedal, one end of the rear pedal 4, which is connected with the rear connecting rod 6, rotates upwards around the hinged end of the rear connecting rod, the free end of the rear rocker 7 is pulled to move upwards through the rear connecting rod 6, the rear rocker 7 rotates upwards around one end, which is sleeved on the rotating roller 22, of the rear rocker 7, the corresponding driving slider 25 is pushed to move upwards, and the driving slider 25 is meshed with the rear driving gear 26, so that in the process that the driving slider 25 moves upwards, the driving slider 25 drives the rear driving gear 26 to rotate for a certain angle by pushing the latch on the rear driving gear 26 to be positioned on one side surface in the radial direction of the rear driving gear 26; when the rear pedal 4 is released, the rear pedal 4 is reset under the reset action of the corresponding first spring 3, so that the rear rocker 7 rotates downwards around one end of the rear rocker 7 sleeved on the rotating roller 22, the driving slide block 25 is contacted with one side of the inclined plane on the latch of the rear driving gear 26 and moves towards one side back to the circle center of the rear driving gear 26 under the action of reverse force, the corresponding second spring 24 is compressed, the rear rocker 7 is reset smoothly, and the rear driving gear 26 is not driven to rotate reversely; the rear pedal 4 is repeatedly stepped on and loosened, so that the rear driving gear 26 can be driven to continuously rotate clockwise and reversely, the front one-way bearing 31 and the rotating roller 22 are in a rotating connection relationship, and the rear one-way bearing 28 and the rotating roller 22 are in a fixed connection relationship, so that the rotating roller 22 and the driving gear 26 rotate subsequently, the wire winding drum 10 is driven to rotate clockwise and reversely to wind wires; meanwhile, the third one-way bearing 32 is in a rotational connection with the rotating roller 22, the driving pulley 30 cannot be driven to rotate, so that the rolling cylinder 14 cannot rotate, and the rolling cylinder 14 only clamps the cable 15, which is beneficial to promoting the cable 15 to be tightly wound on the cable winding drum 10.
In the driving process of paying off (taking up), the corresponding driving slide block 25 drives the front driving gear 11 or the rear driving gear 26 to rotate at the outer side end of the front driving gear 11 or the rear driving gear 26, so as to drive the rotating roller 22 and the wire winding drum 10 to rotate, and because the radius of the front driving gear 11 or the rear driving gear 26 exists, the force can be reduced by increasing the distance according to the moment equal to the product of the force and the distance under the condition of achieving the same moment, so that the driving mode has the labor-saving effect compared with the driving mode of directly driving the rotating roller 22 at the circle center of the wire winding drum 10; and because the distance between the meshing position of the corresponding driving sliding block 25 and the front driving gear 11 (rear driving gear 26) and the circle center of the rotating roller 22 is less than half of the length of the front rocker 9 (rear rocker 7), namely, the distance between the free end of the front rocker 9 (rear rocker 7) and the meshing position of the corresponding driving sliding block 25 and the front driving gear 11 (rear driving gear 26) is greater than the distance between one end of the front rocker 9 (rear rocker 7) connected with the rotating roller 22 and the meshing position of the corresponding driving sliding block 25 and the front driving gear 11 (rear driving gear 26), namely, the action point of the front rocker 9 (rear rocker 7) driving the front driving gear 11 (rear driving gear 26) is close to the side of the rotating roller 22, the further labor-saving effect can be achieved, the labor-saving effect is effectively improved, and the driving is realized in a foot-treading manner.
When the paying-off or taking-up process needs to be suspended or terminated, the front pedal 5 and the rear pedal 4 are simultaneously stepped on, at the moment, the front driving gear 11 and the rear driving gear 26 rotate in opposite directions, so that the two end sides of the driving shaft 22 are subjected to opposite driving forces, the rotating roller 22 stops rotating, the wire winding drum 10 stops rotating along with the opposite driving forces, and the device is stopped in time.
The invention has multiple labor-saving effects, has better labor-saving effect, does not need to utilize resources such as diesel oil and the like, and is beneficial to saving resources and protecting environment; the wire winding device can be applied to wire unwinding and wire winding, and can realize timely stopping.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (6)
1. A pay-off device for a power distribution network comprises a cable frame (21) used for mounting a cable drum (10) and a base (2) used for carrying the cable frame (21), wherein the cable frame (21) comprises two frame plates which are oppositely arranged, and a rotating roller (22) used for clamping the cable drum (10) is rotatably connected between the two frame plates; the cable winding machine is characterized in that a front driving gear (11) located on one side of a cable winding drum (10) is sleeved on a rotating roller (22), a front one-way bearing (31) is arranged between the front driving gear (11) and the rotating roller (22), one side face of a latch on the front driving gear (11) is located in the radial direction of the front driving gear (11), the side face opposite to the side face is an inclined face, two ends of the rotating roller (22) are rotatably connected with a cable frame (21) through common bearings (29), one end of the rotating roller (22) corresponding to the side where the front driving gear (11) is located is rotatably sleeved with a front rocker (9), and one end of the front rocker (9) is sleeved on the rotating roller (22);
the front rocker (9) is provided with a sliding groove (23) with the length parallel to the length direction of the front rocker (9), the depth direction of the sliding groove (23) is parallel to the length direction of the rotating roller (22), a driving slide block (25) is connected in the sliding groove (23) in a sliding way, one end of the driving slide block (25) extends to the outer side of the sliding groove (23) along the depth direction of the sliding groove (23), the driving slide block (25) is provided with a latch which is meshed with the front driving gear (11), the vertical surface of the latch is positioned below the inclined surface, the distance from the meshing position of the driving slide block (25) and the front driving gear (11) to the circle center of the rotating roller (22) is less than half of the length of the front rocker (9), one side surface of the driving slide block (25) back to the front driving gear (11) is fixedly connected with a second spring (24) connected to the corresponding side wall of the sliding groove (23); preceding rocker (9) dorsad live-rollers's (22) one end articulates there is preceding connecting rod (8), the other end of preceding connecting rod (8) articulates there is preceding footboard (5), preceding footboard (5) one end of cable frame (21) dorsad articulates on base (2), and preceding footboard (5) connect the first spring (3) that the distolateral fixedly connected with of preceding connecting rod (8) is connected to on base (2), when first spring (3) are in natural state, preceding footboard (5) are connected the one end of preceding connecting rod (8) and are in the state of upwards perling.
2. The pay-off device for the power distribution network according to claim 1, wherein a rear driving gear (26) is sleeved on one side of the rotating roller (22) back to the front driving gear (11) and a rear one-way bearing (28) is arranged between the rear driving gear (26) and the rotating roller (22), a latch on the rear driving gear (26) and a latch on the front driving gear (11) have the same structure, the side of a latch inclined surface on the rear driving gear (26) is opposite to the side of a latch inclined surface on the front driving gear (11), a rear rocker (7) is rotatably sleeved on one end of the rotating roller (22) corresponding to the side of the rear driving gear (26), one end of the rear rocker (7) is sleeved on the rotating roller (22), and another sliding groove (23) with the length parallel to the length direction of the rear rocker (7) is formed in the rear rocker (7), the depth direction of the sliding groove (23) is parallel to the length direction of the rotating roller (22), another driving slide block (25) is connected in the sliding groove (23) in a sliding mode, one end of the driving slide block (25) extends to the outer side along the depth direction of the corresponding sliding groove (23) and is meshed with the rear driving gear (26), the vertical surface of a clamping tooth on the driving slide block (25) is located above the inclined surface, the distance between the meshing position of the driving slide block (25) and the rear driving gear (26) and the circle center of the rotating roller (22) is smaller than half of the length of the rear rocker (7), and one side surface, back to the rear driving gear (26), of the driving slide block (25) is fixedly connected with another second spring (24) connected to the corresponding side wall of the corresponding sliding groove (23);
one end of the rear rocker (7) back to the rotating roller (22) is hinged with a rear connecting rod (6), the other end of the rear connecting rod (6) is hinged with a rear pedal (4), a hinged support plate (27) for hinging the rear pedal (4) is fixed on the base (2), one end of the rear pedal (4) facing to the cable holder (21) is connected with the rear connecting rod (6), one side of the rear pedal (4) back to the end part connected with the rear connecting rod (6) is fixedly connected with another first spring (3) connected to the base (2), the distance from the hinged part of the hinged support plate (27) and the rear pedal (4) to the end part of the rear pedal (4) connected with the rear connecting rod (6) is smaller than the distance from the hinged part of the hinged support plate (27) and the rear pedal (4) to the end part of the rear pedal (4) corresponding to the corresponding first spring (3), when the first spring (3) is in a natural state, the end part of the side of the rear pedal (4) corresponding to the corresponding first spring (3) is higher than the end part of the rear pedal (4) connected with the rear connecting rod (6).
3. The pay-off device for the power distribution network according to claim 1 or 2, characterized in that one side of the cable frame (21) facing away from the front pedal (5) is provided with two oppositely arranged clamping plates (20), a pair of vertically aligned rolling cylinders (14) is connected between the two clamping plates (20), a gap between the two rolling cylinders (14) is just for a cable (15) to pass through, a fixed shaft (13) with two ends respectively and fixedly connected to the corresponding side clamping plate (20) is rotatably penetrated on the axis of one of the rolling cylinders (14), a rotating shaft (17) with two ends respectively and rotatably connected to the corresponding side clamping plate (20) is fixedly penetrated on the axis of the other rolling cylinder (14), one end of the rotating shaft (17) extends to the outer side of the side clamping plate (20) in a penetrating way and is provided with a driven gear (16), a side of the driven gear (16) is provided with a driving gear (19), the center of the driving gear (19) is fixedly provided with a central shaft (18) which is rotatably connected to the corresponding side clamping plate (20) in a penetrating mode, the central shaft (18) is fixedly sleeved with a driven belt wheel (33), the part, corresponding to the side where the driven belt wheel (33) is located, of the rotating roller (22) is sleeved with a driving belt wheel (30), and the driving belt wheel (30) and the driven belt wheel (33) are jointly surrounded by a transmission belt (12).
4. The paying-off device for the power distribution network according to claim 3, wherein the middle parts of the two rolling cylinders (14) are provided with wire clamping grooves (34) which encircle the rolling cylinders.
5. Pay-off device for electric power distribution networks according to claim 3, characterized in that a third one-way bearing (32) is provided between the driving pulley (30) and the rotating roller (22) in the same direction as the front one-way bearing (31).
6. Paying-off device for electric power distribution networks according to claim 1, characterized in that the bottom of the base (2) is fitted with rollers (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911411777.6A CN111137731B (en) | 2019-12-31 | 2019-12-31 | A pay-off for electric power distribution network |
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|---|---|---|---|
| CN201911411777.6A CN111137731B (en) | 2019-12-31 | 2019-12-31 | A pay-off for electric power distribution network |
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| CN111137731B true CN111137731B (en) | 2022-01-28 |
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| CN112110272B (en) * | 2020-09-10 | 2022-07-22 | 国网山东省电力公司建设公司 | Cable paying-off integrated support convenient to construct |
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| CN204873152U (en) * | 2015-07-20 | 2015-12-16 | 蒋清校 | Foot -operated wire and cable distributor |
| CN206494570U (en) * | 2017-01-13 | 2017-09-15 | 杭州腾略科技有限公司 | A kind of simple efficient cable unreeling rack |
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