CN209805256U - Cable paying-off pulley for erecting power cables - Google Patents
Cable paying-off pulley for erecting power cables Download PDFInfo
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- CN209805256U CN209805256U CN201920891292.0U CN201920891292U CN209805256U CN 209805256 U CN209805256 U CN 209805256U CN 201920891292 U CN201920891292 U CN 201920891292U CN 209805256 U CN209805256 U CN 209805256U
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- pinch roller
- block
- cable
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Abstract
The utility model relates to a cable unwrapping wire coaster for electric power cable erects. The device comprises a back substrate and a front substrate, wherein a rope wheel with a plurality of wheel grooves is arranged between the back substrate and the front substrate, a left pinch roller assembly and a right pinch roller assembly are arranged above the rope wheel, and a hanging assembly is arranged between the two pinch roller assemblies; a central shaft is arranged in the center of the rope wheel; a plurality of circumferentially distributed fixing screws are adopted on the front end surface and the rear end surface of the rope wheel to install and fix a toothed ring with teeth on an inner ring; the left pinch roller assembly comprises a left wheel frame, a left rotating shaft is arranged at the top angle of the left support plate, and left pinch roller sets are arranged at the two bottom angles of the left support plate; the right pinch roller assembly comprises a right wheel carrier, a right rotating shaft is arranged at the top angle of the right support plate, and right pinch roller sets are arranged at the two bottom angles of the right support plate; the hanging component is arranged between the inner ends of the left support arm and the right support arm. The utility model discloses simple structure, simple operation, effectively avoid the electric power cable to squint at the removal in-process.
Description
Technical Field
The utility model belongs to the technical field of electric power construction equipment, especially, relate to a cable unwrapping wire coaster for electric power cable erects.
background
In the electric power construction engineering, the paying-off tackle is widely applied as a special tool for assisting paying-off. The paying-off tackle is used for extending and steering cables, protects the cables from being damaged by external factors, improves the smoothness of cable movement, and improves construction efficiency.
The existing paying-off tackle generally comprises a base and a paying-off wheel, when the paying-off tackle is used, the base of the tackle is fixed or hung at a position, an electric power cable is guided to pass through the paying-off wheel, and a contact mode of rolling friction is adopted between the cable and the paying-off wheel in the moving process of the electric power cable, so that the surface layer of the electric power cable is effectively protected. However, in the process of use, it is found that the way that the power cable is floatingly placed on the paying-off wheel generally causes the power cable to be separated from the paying-off wheel or the like in the process of wiring construction, so that the paying-off tackle fails, the separated power cable deviates from a moving path, the problems of cable scratching, entanglement, cutting and the like are easily caused, and the power cable is damaged. Therefore, there is a need for a structurally optimized design of a line tackle installation to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the technical problem that exists among the known art and provide a simple structure, simple operation, effectively avoid the cable unwrapping wire coaster that is used for electric power cable to erect of electric power cable at removal in-process skew.
the utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a cable paying-off tackle for erecting an electric cable comprises a back substrate and a front substrate, wherein a rope wheel with a plurality of wheel grooves is arranged between the back substrate and the front substrate, a left pressing wheel assembly and a right pressing wheel assembly are arranged above the rope wheel, and a hanging assembly is arranged between the two pressing wheel assemblies; a central shaft is arranged in the center of the rope wheel, both ends of the central shaft are provided with threaded parts, penetrate through shaft holes in the middle parts of the back substrate and the front substrate respectively and are fixed by adopting a locking nut; a plurality of fixing screws which are distributed circumferentially are adopted on the front end face and the rear end face of the rope wheel to install and fix a toothed ring with teeth on the inner ring, a plurality of internal gears are respectively installed on the inner sides of the plate bodies of the back substrate and the front substrate by adopting mounting bolts, and each internal gear is positioned on the inner side of the toothed ring on the side and is meshed and connected with the teeth on the inner ring of the toothed ring; the left pinch roller assembly comprises a left wheel frame, the left wheel frame comprises a triangular left support plate and a left support arm extending to the inner oblique upper side, a left rotating shaft is arranged at the position of the vertex angle of the left support plate, both ends of the left rotating shaft are provided with threaded parts, the threaded parts penetrate through shaft holes in the left upper corners of the back substrate and the front substrate respectively and are fixed by adopting locking nuts, and left pinch roller sets are arranged at both positions of the two bottom corners of the left support plate; the right pinch roller assembly comprises a right wheel frame, the right wheel frame comprises a triangular right support plate and a right support arm extending to the inner oblique upper side, a right rotating shaft is arranged at the vertex angle of the right support plate, both ends of the right rotating shaft are provided with threaded parts, the threaded parts penetrate through shaft holes in the right upper corners of the back substrate and the front substrate respectively and are fixed by adopting locking nuts, and right pinch roller sets are arranged at both bottom corners of the right support plate; the bottom parts of the pressing wheels of the left pressing wheel group and the right pressing wheel group are positioned in the wheel grooves; the hanging component is arranged between the inner ends of the left support arm and the right support arm.
the utility model has the advantages that: the utility model provides a simple reasonable cable unwrapping wire coaster that is used for electric power cable to erect of structural design compares with current unwrapping wire coaster equipment, has the rope sheave of race and two pinch roller subassemblies about rope sheave top sets up through the setting among this technical scheme, has realized pressing the cable and has held the technical effect at each race, compares with current unwrapping wire coaster that does not have the pressure function, and this technical scheme can fix a position the cable, effectively avoids producing the lateral deviation at the removal in-process. Through set up the stabilizing mean who comprises ring gear and internal gear in the both sides of rope sheave, make the rope sheave more stable at the rotation in-process, be favorable to carrying out synchronous unwrapping wire direction to many cables. Through set up between two pinch roller subassemblies and hang the subassembly, realized the installation of hanging of whole device, very be convenient for put into use at the scene. The whole device is compact in structure, can be quickly put into use as an independent unit on a construction site, and is convenient to operate.
Preferably: the hanging component comprises a hanging ring and a left spring component and a right spring component, a transverse pin shaft is arranged at the lower end of an extension rod at the bottom of the hanging ring, each spring component comprises an upper end block, a spring and a lower end block, the upper end of each spring is fixed with the upper end block, the lower end of each spring is fixed with the lower end block, the upper end blocks of the two spring components are hinged with the bottom of the hanging ring through the pin shafts, and the lower end blocks of the two spring components are hinged with the inner end of a left support arm of a left wheel carrier and the inner end of a right support.
Preferably: the left side and the right side of the rope wheel are respectively provided with a left guide block and a right guide block, the blocks of the left side and the right side are respectively provided with a long screw, and two ends of each long screw are respectively penetrated out of shaft holes at the bottoms of the back base plate and the front base plate and are fixed by a locking nut.
Preferably: a plurality of left inner convex ridges which are respectively embedded into the wheel grooves are arranged on the inner side of the block body of the left guide block, and a left guide groove which guides the cable to the obliquely lower part is arranged on the outer side of the block body; the inner side of the block body of the right guide block is provided with a plurality of right inner convex ridges which are respectively embedded into the wheel grooves, and the outer side of the block body is provided with a right guide groove which guides the cable to the obliquely upper part.
Preferably: the internal gears at the front part and the rear part of the rope wheel are respectively provided with three internal gears which are circumferentially arranged at equal angular intervals.
Preferably: the inner end face of the inner gear is provided with a bearing mounting groove, a side bearing is arranged in the bearing mounting groove, the inner end of the mounting bolt is positioned in the inner ring of the side bearing, the middle part of the mounting bolt is positioned in the mounting hole on the back substrate or the front substrate, the outer end of the mounting bolt extends to the outer side of the plate body, and the nut is screwed for fixing.
Preferably: the number of the wheel grooves is three, each left pressing wheel group and each right pressing wheel group respectively comprise three coaxial pressing wheels, and a cushion block is arranged between every two adjacent pressing wheels; each pinch roller is the rubber material, and the rope sheave is the aluminum alloy material.
Preferably: a middle bearing is arranged between the central shaft and the rope wheel.
Drawings
Fig. 1 is a schematic front view of the present invention;
Fig. 2 is a schematic structural view of the present invention, with the front substrate removed;
Fig. 3 is a schematic view of the internal structure of the present invention;
Fig. 4 is a schematic sectional structure of the present invention;
FIG. 5 is a schematic view of the hanger assembly of FIG. 2.
In the figure: 1. a hoisting ring; 1-1, a pin shaft; 2. a spring assembly; 2-1, an upper end block; 2-2, a spring; 2-3, a lower end block; 3. a right wheel carrier; 4. a left wheel carrier; 5. a front substrate; 6. a central shaft; 7. a toothed ring; 8. a set screw; 9. a sheave; 9-1, wheel groove; 10. a back substrate; 11. a left guide block; 11-1, a left inner convex rib; 12. a right guide block; 12-1, a right inner convex rib; 13. a left pressure wheel group; 14. a right pressing wheel group; 15. an internal gear; 16. a cable; 17. installing a bolt; 18. and a middle bearing.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:
Please refer to fig. 1, fig. 2 and fig. 3, the cable paying-off tackle for erecting power cables of the present invention comprises a back substrate 10 and a front substrate 5, a rope pulley 9 with a plurality of wheel grooves 9-1 is installed between the back substrate and the front substrate, a left pinch roller assembly and a right pinch roller assembly are arranged above the rope pulley 9, and a hanging assembly is arranged between the two pinch roller assemblies. The hanging assembly is used for hanging and installing the whole device on a preset hanging point of a construction site, and the pressing wheel assembly is used for pressing the cable 16 in each wheel groove 9-1 of the rope wheel 9 so as to prevent the cable 6 from being separated from the wheel groove 9-1 in the moving process.
The rope pulley 9 is machined and formed by adopting an aluminum alloy material, specifically, an aluminum alloy block is loaded on an operation table of a machining center, the rope pulley 9 is milled and formed by adopting a milling cutter, and the wheel groove 9-1 is also integrally machined. Both the back substrate 10 and the front substrate 5 are formed of a thick steel plate, and have sufficient structural strength.
Referring to fig. 4, it can be seen that: the center of the rope pulley 9 is provided with a central shaft 6, both ends of the central shaft 6 are provided with screw thread parts, and the screw thread parts respectively penetrate through shaft holes in the middle parts of the back base plate 10 and the front base plate 5 and are fixed by adopting a nut lock. In this embodiment, a middle bearing 18 is provided between the center shaft 6 and the sheave 9.
Referring to fig. 2 and 4, it can be seen that: a plurality of circumferentially distributed fixing screws 8 are respectively adopted on the front end surface and the rear end surface of the rope pulley 9 to install and fix a toothed ring 7 with teeth on the inner ring, a plurality of internal gears 15 are respectively installed on the inner sides of the plate bodies of the back base plate 10 and the front base plate 5 by adopting mounting bolts 17, and the internal gears 15 are positioned on the inner side of the toothed ring 7 on the side and are meshed and connected with the teeth on the inner ring of the toothed ring 7. The two toothed rings 7 are made of aluminum alloy and are fixedly mounted on two end faces of the rope pulley 9 by a plurality of fixing screws 8. The toothed rings 7 on two sides and the respective internal gears 15 respectively form stabilizing mechanisms on two sides of the rope wheel 9, and in the process that the rope wheel 9 continuously rotates by taking the central shaft 6 as the center, the stability of the rotation of the rope wheel 9 is improved due to the matching movement between the internal gears 15 and the toothed rings 7, and meanwhile, the flexibility of the rotation of the rope wheel 9 is not influenced by the stabilizing mechanisms.
In this embodiment, a bearing mounting groove is formed in the inner end surface of the inner gear 15, a side bearing is disposed in the bearing mounting groove, the inner end of the mounting bolt 17 is located in the inner ring of the side bearing, the middle portion of the mounting bolt is located in the mounting hole of the back substrate 10 or the front substrate 5, the outer end of the mounting bolt extends to the outer side of the plate body, and the nut is screwed to fix the mounting bolt. Here, the manner of mounting the respective internal gears 15 is given, that is, the plate body on the side where the respective internal gears 15 are mounted (the plate body of the back substrate 10, the plate body of the front substrate 5), and since the side bearings are provided between the mounting bolts 17 and the internal gears 15, the respective internal gears 15 are rotatable about their own axes.
in this embodiment, three inner gears 15 are provided at the front and rear of the sheave 9, respectively, and are circumferentially arranged at equal angular intervals, that is, at intervals of 120 ° between two adjacent inner gears 15.
Referring to fig. 2 to 4, it can be seen that: the left pinch roller assembly comprises a left side wheel carrier 4, the left side wheel carrier 4 comprises a triangular left support plate and a left support arm extending towards the inner oblique upper side, a left side rotating shaft is arranged at the position of the top angle of the left support plate, both ends of the left side rotating shaft are respectively provided with a threaded portion and are respectively worn out by the shaft holes of the back substrate 10 and the left upper corners of the front substrate 5 and fixed by adopting a locking nut, and a left pinch roller set 13 is respectively installed at the positions of the two bottom corners of the left support plate.
the pinch roller subassembly on right side includes right side wheel carrier 3, and right side wheel carrier 3 includes triangular's right mounting panel and the right branch arm that extends to the oblique top in inboard, is equipped with the right side pivot in the position at right mounting panel apex angle, and the both ends of right side pivot all are equipped with screw thread portion and wear out and adopt the lock nut fixed by the shaft hole in back base plate 10 and 5 two upper right corners of front base plate respectively, all install right pinch roller group 14 in the position at two base angles of right mounting panel.
The left wheel frame 4 is formed by stamping steel plates and comprises two metal plates with the same outline shape, the two metal plates are separately arranged, shaft holes are formed in the vertex angles of the triangular main body parts of the two metal plates, a left rotating shaft penetrates through the shaft holes of the two metal plates, two groups of left pressing wheel sets 13 are arranged between the two base angle positions of the triangular main body parts of the two metal plates, and a left support arm is formed by the part, extending towards the upper side, of the top of the triangular main body part. The structure of the right side wheel frame 3 is mirror symmetrical with the structure of the left side wheel frame 4.
The bottom parts of the press wheels of the left press wheel group 13 and the right press wheel group 14 are positioned in the wheel grooves 9-1, as shown in fig. 4, the cable 16 is pressed and limited in the wheel grooves 9-1 by the left press wheel group 13 and the right press wheel group 14, so that the number of the press wheels on the left press wheel group 13 and the number of the press wheels on the right press wheel group 14 are equal to the number of the wheel grooves 9-1, and the central plane of each press wheel is approximately coplanar with the central plane of the positioned wheel groove 9-1.
in this embodiment, the number of the wheel grooves 9-1 is three, so each of the left pinch roller set 13 and the right pinch roller set 14 includes three coaxial pinch rollers, and a spacer is disposed between two adjacent pinch rollers and used for adjusting the distance between the two adjacent pinch rollers. Each pinch roller is the rubber material, and self possesses certain deformability, can rely on the deformation effect of self to further guarantee to hold the effect to the pressure of cable 16 under the great atress condition.
Referring to fig. 1 and 5, it can be seen that: the hanging component is arranged between the inner ends of the left support arm and the right support arm.
the hanging component comprises a hanging ring 1 and a left spring component and a right spring component 2, a transverse pin shaft 1-1 is arranged at the lower end of an extension rod at the bottom of the hanging ring 1, each spring component 2 comprises an upper end block 2-1, a spring 2-2 and a lower end block 2-3, the upper end of each spring 2-2 is fixed with the upper end block 2-1, the lower end of each spring 2-2 is fixed with the lower end block 2-3, the upper end blocks 2-1 of the two spring components 2 are hinged with the bottom of the hanging ring 1 through the pin shafts 1-1, and the lower end blocks 2-3 of the two spring components 2 are hinged with the inner end of a left support arm of a left wheel carrier 4 and the inner end.
The hanging ring 1 is formed by bending a metal rod, and a torsion spring or a reed is arranged at the gap of the hanging ring 1 and used for preventing the hanging ring 1 from falling off after the hanging ring 1 is sleeved on a hanging point. The pin shaft 1-1 is welded and fixed at the lower end of an extension rod at the bottom of the hanging ring 1.
The upper end of the spring 2-2 is welded and fixed with the upper end block 2-1, the lower end is welded and fixed with the lower end block 2-3, the upper end block 2-1 is provided with a pin hole, the pin shaft 1-1 is arranged in the pin hole in a penetrating way, external thread parts can be arranged at two ends of the pin shaft 1-1, and the upper end block 2-1 is prevented from being separated from the pin 1-1 by arranging locking nuts at two end parts of the pin 1-1 after being installed. The lower end block is provided with a shaft hole, and the lower end block 2-3 is positioned between the support arm parts of the two metal plates of the left wheel frame 4/the right wheel frame 3 and is connected in a cross mode by penetrating a pin in the shaft hole.
In this embodiment, a left guide block 11 and a right guide block 12 are provided on the left and right sides of the sheave 9, respectively, in order to provide a certain guide function to the cable 16. Referring to fig. 3, it can be seen that: the block bodies of the left guide block 11 and the right guide block 12 are both provided with long screws, and two ends of each long screw penetrate through shaft holes at the bottoms of the back substrate 10 and the front substrate 5 respectively and are fixed by adopting locking nuts. Furthermore, a plurality of left inner convex ridges 11-1 which are respectively embedded into the wheel grooves 9-1 are arranged on the inner side of the block body of the left guide block 11, and a left guide groove which guides the cable 16 to the obliquely lower part is arranged on the outer side of the block body; the inner side of the block body of the right guide block 12 is provided with a plurality of right inner convex ribs 12-1 which are respectively embedded into the wheel grooves 9-1, and the outer side of the block body is provided with a right guide groove which guides the cable 16 to the obliquely upper part.
The left guide block 11 and the right guide block 12 may be both made of nylon, which has the characteristics of high structural strength, wear resistance, etc., and does not damage the surface of the cable 16.
the assembling method comprises the following steps:
Two gear rings 7 are respectively installed and fixed on two sides of a rope wheel 9, three internal gears 15 are installed on a back substrate 10, and three internal gears 15 are installed on a front substrate 15; respectively assembling the left wheel frame 4 and the right wheel frame 3, and assembling the hanging component and the two spring components 2; the two pinch roller assemblies are respectively placed at the left upper position and the right upper position of the rope pulley 9, and the left guide block 11 and the right guide block 12 are respectively placed at the left side and the right side of the rope pulley 9; a back substrate 10 and a front substrate 5 are respectively installed from the front side and the rear side, three internal gears 15 on the back substrate 10 are embedded into a toothed ring 7 on the back and meshed, three internal gears 15 on the front substrate 5 are embedded into a toothed ring 7 on the front and meshed, two ends of a central shaft 6 respectively penetrate through shaft holes in the middle parts of the back substrate 10 and the front substrate 5 and are locked by nuts, a left rotating shaft of a left pinch roller assembly respectively penetrates through shaft holes in the left upper corners of the back substrate 10 and the front substrate 5 and is locked by nuts, a right rotating shaft of a right pinch roller assembly on the right side penetrates through shaft holes in the right upper corners of the back substrate 10 and the front substrate 5 and is locked by nuts, and long screws of a left guide block 11 and a right guide block 12 respectively penetrate through shaft holes in two sides of the bottom of the back substrate 10 and are locked by; namely, the whole device is assembled;
Pasty lubricating grease can be applied between the internal gear 15 and the toothed ring 7 to ensure the flexibility of the rotation of the rope pulley; meanwhile, the components on the two sides have a certain clamping effect on the rope pulley 9 (a certain friction effect is generated between the inner side end face of the internal gear 15 and the end face of the rope pulley 9), so that a certain damping effect is provided for the rotation of the rope pulley 9.
The using method comprises the following steps:
The paying-off tackle is hung and installed on a hanging point position preset on a construction site through a hanging ring 1 of a hanging assembly; the end of a guide cable 16 penetrates through the right guide groove of the right guide block 12, penetrates through the left guide groove of the left guide block 11 after penetrating for a plurality of half-circle lengths along the wheel groove 9-1, continues to pull the end of the cable 16, and the cable 16 is pressed and held in the wheel groove 9-1 of the rope pulley 9 by two pinch roller assemblies, so that a separation accident cannot occur in the moving process, and the operation is stable; in this embodiment, three cables 16 can be guided and paid off at the same time; because this unwrapping wire coaster self gravity and cable 16's action of gravity, two pinch roller set's left side support arm and right support arm receive ascending pulling force, form a lever structure, make left pinch roller set 13 and right pinch roller set 14 two have bigger, changeable pushing down force, two spring assembly 2 provide certain cushioning effect for this unwrapping wire coaster, are favorable to providing the protection to cable 16.
Claims (8)
1. The utility model provides a cable unwrapping wire coaster for electric power cable erects which characterized by: the device comprises a back substrate (10) and a front substrate (5), wherein a rope wheel (9) with a plurality of wheel grooves (9-1) is arranged between the back substrate and the front substrate, a left pinch roller assembly and a right pinch roller assembly are arranged above the rope wheel (9), and a hanging assembly is arranged between the two pinch roller assemblies;
A central shaft (6) is arranged at the center of the rope pulley (9), both ends of the central shaft (6) are provided with screw thread parts which respectively penetrate through shaft holes in the middle parts of the back substrate (10) and the front substrate (5) and are fixed by a locking nut; a plurality of circumferentially distributed fixing screws (8) are respectively adopted on the front end face and the rear end face of the rope pulley (9) to install and fix a toothed ring (7) with teeth on the inner ring, a plurality of internal gears (15) are respectively installed on the inner sides of the plate bodies of the back substrate (10) and the front substrate (5) by adopting mounting bolts (17), and each internal gear (15) is positioned on the inner side of the toothed ring (7) on the side and is meshed and connected with the teeth on the inner ring of the toothed ring (7);
The left pinch roller assembly comprises a left wheel frame (4), the left wheel frame (4) comprises a triangular left support plate and a left support arm extending towards the inner oblique upper side, a left rotating shaft is arranged at the position of the top angle of the left support plate, both ends of the left rotating shaft are provided with threaded parts and penetrate through shaft holes at the left upper corners of the back substrate (10) and the front substrate (5) respectively and are fixed by adopting locking nuts, and left pinch roller sets (13) are arranged at both positions of the two bottom corners of the left support plate; the right pinch roller assembly comprises a right pinch roller frame (3), the right pinch roller frame (3) comprises a triangular right support plate and a right support arm extending towards the inner oblique upper side, a right rotating shaft is arranged at the position of the top angle of the right support plate, both ends of the right rotating shaft are provided with threaded parts and penetrate through shaft holes at the right upper corners of the back base plate (10) and the front base plate (5) respectively and are fixed by adopting locking nuts, and right pinch roller sets (14) are arranged at both positions of the two bottom corners of the right support plate; the bottom parts of the press wheels of the left press wheel group (13) and the right press wheel group (14) are positioned in the wheel grooves (9-1); the hanging component is arranged between the inner ends of the left support arm and the right support arm.
2. A cable payout trolley as defined in claim 1, wherein: the hanging assembly comprises a hanging ring (1) and a left spring assembly and a right spring assembly (2), a transverse pin shaft (1-1) is arranged at the lower end of an extension rod at the bottom of the hanging ring (1), each spring assembly (2) comprises an upper end block (2-1), a spring (2-2) and a lower end block (2-3), the upper end of each spring (2-2) is fixed with the upper end block (2-1), the lower end of each spring (2-3) is fixed with the lower end block (2-3), the upper end blocks (2-1) of the two spring assemblies (2) are hinged to the bottom of the hanging ring (1) through the pin shafts (1-1), and the lower end blocks (2-3) of the two spring assemblies (2) are hinged to the inner end of a left support arm of a left wheel carrier (4) and the inner end of a right support.
3. a cable payout trolley as defined in claim 2, wherein: the left side and the right side of the rope wheel (9) are respectively provided with a left guide block (11) and a right guide block (12), the blocks of the left side and the right side are respectively provided with a long screw, and two ends of each long screw penetrate through shaft holes at the bottoms of the back base plate (10) and the front base plate (5) respectively and are fixed by adopting a locking nut.
4. A cable payout trolley as claimed in claim 3, wherein: a plurality of left inner convex ribs (11-1) which are respectively embedded into the wheel grooves (9-1) are arranged on the inner side of the block body of the left guide block (11), and a left guide groove which guides the cable (16) to the obliquely lower part is arranged on the outer side of the block body; a plurality of right inner convex ribs (12-1) which are respectively embedded into the wheel grooves (9-1) are arranged on the inner side of the block body of the right guide block (12), and a right guide groove which guides the cable (16) to the obliquely upper part is arranged on the outer side of the block body.
5. The cable payout sheave block as defined in claim 4, wherein: three inner gears (15) are respectively arranged at the front part and the rear part of the rope wheel (9), and are arranged at equal angular intervals in the circumferential direction.
6. the cable payout sheave block as defined in claim 4, wherein: a bearing mounting groove is formed in the inner end face of the inner gear (15), a side bearing is arranged in the bearing mounting groove, the inner end of the mounting bolt (17) is located in the inner ring of the side bearing, the middle of the mounting bolt is located in a mounting hole in the back substrate (10) or the front substrate (5), the outer end of the mounting bolt extends to the outer side of the plate body, and a nut is screwed to fix the mounting bolt.
7. The cable payout sheave block as defined in claim 4, wherein: the number of the wheel grooves (9-1) is three, each left pressing wheel group (13) and each right pressing wheel group (14) respectively comprise three coaxial pressing wheels, and a cushion block is arranged between every two adjacent pressing wheels; each pinch roller is made of rubber, and the rope wheel (9) is made of aluminum alloy.
8. The cable payout sheave block as defined in claim 4, wherein: a middle bearing (18) is arranged between the central shaft (6) and the rope wheel (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891292.0U CN209805256U (en) | 2019-06-12 | 2019-06-12 | Cable paying-off pulley for erecting power cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891292.0U CN209805256U (en) | 2019-06-12 | 2019-06-12 | Cable paying-off pulley for erecting power cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209805256U true CN209805256U (en) | 2019-12-17 |
Family
ID=68833572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920891292.0U Expired - Fee Related CN209805256U (en) | 2019-06-12 | 2019-06-12 | Cable paying-off pulley for erecting power cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209805256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115183651A (en) * | 2022-09-08 | 2022-10-14 | 浙江舟山海洋输电研究院有限公司 | Submarine cable length counting equipment |
-
2019
- 2019-06-12 CN CN201920891292.0U patent/CN209805256U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115183651A (en) * | 2022-09-08 | 2022-10-14 | 浙江舟山海洋输电研究院有限公司 | Submarine cable length counting equipment |
| CN115183651B (en) * | 2022-09-08 | 2022-12-16 | 浙江舟山海洋输电研究院有限公司 | Submarine cable length measuring equipment |
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Granted publication date: 20191217 Termination date: 20200612 |