Tension pay-off machine for power transmission line construction

Abstract

The utility model discloses a tension pay-off machine for power transmission line construction, which particularly relates to the field of power transmission line stringing construction and comprises a supporting base, an external motor is arranged on the outer wall of the supporting base, two wire twisting discs are arranged on one side of the external motor, and a jacking mechanism is arranged on one side of each wire twisting disc. The jacking mechanism comprises a first belt wheel arranged on one side of the wire twisting disc, a synchronous belt is rotationally installed on the outer wall of the first belt wheel, a second belt wheel is rotationally installed on one side of the synchronous belt, a synchronous shaft is fixedly installed on one side of the second belt wheel, and the synchronous shaft is arranged in a horizontal state; according to the utility model, through the arrangement of the jacking mechanism and the arrangement of the height-adjustable rotating disc at one side of the wire twisting disc, the rotating disc supports the power transmission line released from the wire twisting disc, so that the power transmission line can be supported and lifted when being released; the situation that the power transmission line shakes due to external influence in the pulling process, and the paying-off effect is affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to transmission line stringing construction technical field more specifically, the utility model relates to a kind of tension pay-off machine for transmission line construction. BACKGROUND

[0002] In transmission line overhead ground wire overhaul work, in order to protect the lower span line, ensure safety, reduce construction intensity, all require low-tension replacement overhead ground wire, stringing construction is one of the most critical processes in transmission line construction, using tension pay-off, not only speeds up the construction progress, but also improves engineering quality;

[0003] Chinese utility model patent CN207283039U discloses tension mechanism based on transmission line overhead ground wire erection, is provided with brake system, and brake system is connected with stranding device, pay-off speed of stranding device is controlled by brake system, simple structure, and convenient to transport, it increases the deflection of shaft, reduces friction and protects the surface of new overhead ground wire, can control pay-off speed;

[0004] However, the above prior art is directly payed out by stranding reel, and since there is no support structure for payed-out wire, the transmission line can only rely on tension to pull for pay-off work, that is, the transmission line cannot be kept stable by external support during pay-off, which leads to the situation that the transmission line shakes during pulling and affects the pay-off effect.

[0005] In view of the above technical defects, a solution is provided. UTILITY MODEL CONTENT

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides a tension pay-off machine for transmission line construction, which is provided with a jacking mechanism, and a turntable capable of adjusting height is arranged on one side of the stranding reel, so that the transmission line payed out from the stranding reel is lifted by the turntable, so that the transmission line can be supported and lifted during pay-out, avoiding the situation that the transmission line shakes during pulling and affects the pay-off effect, to solve the problem raised in the above background technology.

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a tension pay-off machine for transmission line construction, comprising a supporting base, an external motor is arranged on the outer wall of the supporting base, two stranding reels are arranged on one side of the external motor, a jacking mechanism is arranged on one side of the stranding reel.

[0008] The top supporting mechanism comprises a first pulley arranged on one side of the cable reel, a synchronous belt is rotatably arranged on the outer wall of the first pulley, a second pulley is rotatably arranged on one side of the synchronous belt, a synchronous shaft is fixedly arranged on one side of the second pulley, the synchronous shaft is arranged in a horizontal state, two sliding belt plates are rotatably arranged on the outer wall of the synchronous shaft, and the two sliding belt plates are arranged in parallel.

[0009] In a preferred embodiment, the bottom of the two sliding belt plates is fixedly provided with a limiting spring, the inner wall of the two sliding belt plates is slidably provided with a top supporting plate, the top supporting plate is hingedly arranged on the outer wall of the supporting base, the limiting spring is fixedly arranged on the outer wall of the top supporting plate, the two sliding belt plates and the top supporting plate are arranged in perpendicular to each other, the bottom of the top supporting plate is hingedly provided with an electric telescopic rod, and the electric telescopic rod is hingedly arranged on the outer wall of the supporting base.

[0010] In a preferred embodiment, the outer wall of the synchronous shaft is fixedly provided with a plurality of top belt ring grooves, a plurality of top rollers are rotatably arranged on the outer wall of the top belt ring grooves, and the plurality of top rollers are arranged in a ring shape and at equal intervals.

[0011] In a preferred embodiment, the outer wall of the synchronous shaft is provided with a limiting clamping mechanism, the limiting clamping mechanism comprises a plurality of limiting plates fixedly arranged on the outer wall of the synchronous shaft, the plurality of limiting plates are arranged in a ring shape and at equal intervals, the plurality of limiting plates are arranged in perpendicular to the outer wall of the synchronous shaft, the plurality of limiting plates are arranged in a U shape, the inner wall of the plurality of limiting plates is provided with a pressing plate, the bottom of the plurality of pressing plates is fixedly provided with a double-tooth plate, the double-tooth plate is slidably arranged on the inner wall of the limiting plate, the bottom of the double-tooth plate is fixedly provided with a top supporting spring, and the top supporting spring is fixedly arranged on the inner wall of the limiting plate.

[0012] In a preferred embodiment, the two sides of the double-tooth plate are respectively engaged with a gear, the two gears are rotatably arranged on the inner wall of the limiting plate, the top of the two gears is engaged with a clamping tooth plate, the two clamping tooth plates are respectively slidably arranged on the inner wall of the limiting plate, the two clamping tooth plates are arranged in a vertical state, and the two clamping tooth plates are arranged in correspondence with the inner wall of the limiting plate.

[0013] The technical effects and advantages of the utility model are as follows:

[0014] 1、The utility model discloses a top supporting mechanism is arranged, and then the height -adjustable turntable is arranged on one side of the cable reel, and the power transmission line is supported and lifted when the power transmission line is discharged from the cable reel, so that the power transmission line can be supported and lifted when being discharged, and the effect of the cable laying is avoided from being influenced by the shaking of the power transmission line in the pulling process.

[0015] 2, the utility model discloses a limit clamping mechanism is set, through the synchronous shaft rotation drive multiple limit plate synchronous rotation, and then the extrusion plate in multiple limit plate is under the pressure of transmission line and moves down extrusion double-toothed plate and drive the gear on both sides make that the clamping tooth plate is from the both sides of limit plate inner wall and holds the transmission line, and in synchronous shaft rotation makes that limit plate synchronous rotation displacement when the transmission line is pulled and dragged out, convenient to the transmission line is assisted and is let out, improves the transmission line's let out efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole structure schematic diagram of the utility model.

[0017] Figure 2 It is front view of the utility model.

[0018] Figure 3 It is structure schematic diagram of the jacking mechanism in the utility model.

[0019] Figure 4 It is partial sectional view of the jacking mechanism in the utility model.

[0020] Figure 5 It is partial sectional view of the limit clamping mechanism in the utility model.

[0021] The drawing mark is: 1, support base, 2, external motor, 3, wire reel, 4, jacking mechanism, 41, first pulley, 42, synchronous belt, 43, second pulley, 44, synchronous shaft, 45, slide belt plate, 46, limit spring, 47, top support plate, 48, electric telescopic rod, 49, top belt ring groove, 410, carrier roller, 5, limit clamping mechanism, 51, limit plate, 52, extrusion plate, 53, double-toothed plate, 54, jacking spring, 55, gear, 56, clamping tooth plate. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] Refer to the drawings in the description Figure 1 Figure 5 A tension pay-off machine for power transmission line construction, as shown in Figure 1 and Figure 2 , comprising a support base 1, the outer wall of the support base 1 is provided with an external motor 2, one side of the external motor 2 is provided with two wire reels 3, one side of the wire reel 3 is provided with a jacking mechanism 4.

[0024] As​Figure 2 And Figure 3 As shown in

[0025] As shown in Figure 3 And Figure 4 The bottom of the two sliding plates 45 is fixedly installed with a limiting spring 46, the inner wall of the two sliding plates 45 is slidably installed with a top supporting plate 47, the top supporting plate 47 is hinged to the outer wall of the supporting base 1, the limiting spring 46 is fixedly installed on the outer wall of the top supporting plate 47, the two sliding plates 45 and the top supporting plate 47 are perpendicular to each other, the bottom of the top supporting plate 47 is hinged with an electric telescopic rod 48, so that the top supporting plate 47 is deflected and lifted under the driving of the electric telescopic rod 48, that is, the top supporting plate 47 drives the two sliding plates 45 to move upward synchronously, the electric telescopic rod 48 is hinged to the outer wall of the supporting base 1, and the two sliding plates 45 are kept apart on the top supporting plate 47 by the elastic force of the limiting spring 46, that is, the synchronous shaft 44 and the second pulley 43 driven by the two sliding plates 45 are always pulled by the first pulley 41 through the synchronous belt 42, so that the synchronous belt 42 is always stressed to make the synchronous shaft 44 rotate synchronously.

[0026] As shown in Figure 3 And Figure 4 The outer wall of the synchronous shaft 44 is fixedly installed with a plurality of top belt ring grooves 49, the outer wall of the plurality of top belt ring grooves 49 is rotatably installed with a plurality of supporting rollers 410, the plurality of supporting rollers 410 are arranged in a ring shape at equal intervals, so that the synchronous shaft 44 drives the plurality of top belt ring grooves 49 and the plurality of supporting rollers 410 to rotate synchronously, thereby being able to receive the power transmission line discharged from the winch 3, and the power transmission line lifted by the plurality of supporting rollers 410 is lifted and driven, so as to stably support and lift the power transmission line, and avoid the power transmission line from shaking under the influence of the outside during the pulling process, thereby affecting the effect of the pay-off.

[0027] As shown in Figure 5As shown, the outer wall of the synchronous shaft 44 is provided with a limiting mechanism 5, the limiting mechanism 5 comprises a plurality of limiting plates 51 fixedly installed on the outer wall of the synchronous shaft 44, the plurality of limiting plates 51 are arranged in a ring shape at equal intervals, the plurality of limiting plates 51 are arranged perpendicular to each other with the outer wall of the synchronous shaft 44, the plurality of limiting plates 51 are arranged in a U shape, the inner wall of the plurality of limiting plates 51 is provided with a pressing plate 52, the bottom of the plurality of pressing plates 52 is fixedly installed with a double-tooth plate 53, the double-tooth plate 53 is slidingly installed on the inner wall of the limiting plate 51, the bottom of the double-tooth plate 53 is fixedly installed with a supporting spring 54, and the supporting spring 54 is fixedly installed on the inner wall of the limiting plate 51.

[0028] As shown in the figure, Figure 5 The two sides of the double-tooth plate 53 are respectively meshed with a gear 55, the two gears 55 are rotatably installed on the inner wall of the limiting plate 51, the top of the two gears 55 is meshed with a clamping tooth plate 56, the two clamping tooth plates 56 are respectively slidingly installed on the two inner walls of the limiting plate 51, the two clamping tooth plates 56 are arranged in a vertical state, and the two clamping tooth plates 56 are arranged in correspondence with the inner wall of the limiting plate 51, so that the double-tooth plate 53 drives the two gears 55 on both sides to rotate synchronously, that is, the two gears 55 drive the clamping tooth plates 56 to stretch out from the two inner walls of the limiting plate 51 and clamp the power transmission line, and when the limiting plate 51 is displaced synchronously by the rotation of the synchronous shaft 44, the power transmission line is pulled out, which facilitates the auxiliary release of the power transmission line and improves the release efficiency of the power transmission line.

[0029] The working process and principle of the utility model are as follows:

[0030] The outer motor 2 on the supporting base 1 drives the wire reel 3 to rotate to send out the power transmission line, the first pulley 41 is driven by the wire reel 3 to rotate synchronously, the second pulley 43 is driven by the first pulley 41 through the synchronous belt 42, the synchronous shaft 44 is driven to rotate on the two slide belt plates 45, the supporting top plate 47 is deflected and lifted under the driving of the electric telescopic rod 48, the two slide belt plates 45 are driven to move upward synchronously by the supporting top plate 47, the synchronous shaft 44 driven by the two slide belt plates 45 is located above the wire reel 3, the plurality of top belt grooves 49 and the plurality of supporting rollers 410 are driven to rotate synchronously by the rotation of the synchronous shaft 44, so that the power transmission line released from the wire reel 3 can be supported and lifted stably, and the effect of releasing the power transmission line is not affected by the shaking of the power transmission line in the pulling process.

[0031] Meanwhile, the plurality of limiting plates 51 are synchronously rotated by the synchronous shaft 44, and then the plurality of limiting plates 51 and the plurality of supporting rollers 410 cross and support the power transmission line, and when the power transmission line is located at the top of the limiting plate 51, the double-toothed plate 53 is pressed and extruded by the plurality of pressing plates 52 in the limiting plate 51 under the pressure of the power transmission line, so that the double-toothed plate 53 slides downward and compresses the supporting spring 54, and then the double-toothed plate 53 moves downward to drive the gears 55 on both sides to synchronously rotate, that is, the gears 55 on both sides drive the clamping toothed plate 56 to extend from the inner walls on both sides of the limiting plate 51 and clamp the power transmission line, and when the limiting plate 51 is synchronously rotated by the synchronous shaft 44, the power transmission line is pulled and dragged out, so that the power transmission line is conveniently assisted to be discharged, and the discharging efficiency of the power transmission line is improved.

[0032] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0033] Secondly: the utility model discloses the embodiment of the drawings, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0034] Finally: the above only for the preferred embodiment of the utility model has, and does not limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A tension pay-off machine for power transmission line construction, comprising a supporting base (1), the outer wall of the supporting base (1) is provided with an external motor (2), one side of the external motor (2) is provided with two wire reels (3), characterized in that: One side of the cable reel (3) is provided with a top supporting mechanism (4); The top supporting mechanism (4) comprises a first pulley (41) arranged on one side of the cable reel (3), a synchronous belt (42) is rotatably arranged on the outer wall of the first pulley (41), a second pulley (43) is rotatably arranged on one side of the synchronous belt (42), a synchronous shaft (44) is fixedly arranged on one side of the second pulley (43), the synchronous shaft (44) is arranged in a horizontal state, two slide belt plates (45) are rotatably arranged on the outer wall of the synchronous shaft (44), and the two slide belt plates (45) are arranged in parallel.

2. The tension pay-off machine for power transmission line construction according to claim 1, characterized in that: Two limit springs (46) are fixedly arranged on the bottoms of the two slide belt plates (45), a top supporting plate (47) is slidably arranged on the inner walls of the two slide belt plates (45), the top supporting plate (47) is hingedly arranged on the outer wall of the supporting base (1), the limit springs (46) are fixedly arranged on the outer wall of the top supporting plate (47), the two slide belt plates (45) and the top supporting plate (47) are arranged in perpendicular to each other, and an electric telescopic rod (48) is hingedly arranged on the bottom of the top supporting plate (47).

3. The tension pay-off machine for power transmission line construction according to claim 2, characterized in that: A plurality of top belt ring grooves (49) are fixedly arranged on the outer wall of the synchronous shaft (44), and a plurality of supporting rollers (410) are rotatably arranged on the outer walls of the top belt ring grooves (49).

4. The tension pay-off machine for power transmission line construction according to claim 3, characterized in that: A limiting clamping mechanism (5) is arranged on the outer wall of the synchronous shaft (44), the limiting clamping mechanism (5) comprises a plurality of limiting plates (51) fixedly arranged on the outer wall of the synchronous shaft (44), the plurality of limiting plates (51) are arranged in a ring shape and at equal intervals, the plurality of limiting plates (51) are arranged in perpendicular to the outer wall of the synchronous shaft (44), the plurality of limiting plates (51) are arranged in a U shape, a plurality of pressing plates (52) are arranged on the inner walls of the plurality of limiting plates (51), double-toothed plates (53) are fixedly arranged on the bottoms of the plurality of pressing plates (52), the double-toothed plates (53) are slidably arranged on the inner walls of the limiting plates (51), supporting springs (54) are fixedly arranged on the bottoms of the double-toothed plates (53), and the supporting springs (54) are fixedly arranged on the inner walls of the limiting plates (51).

5. The tension stringing machine of claim 4, wherein: Two gears (55) are respectively engaged on the two sides of the double-toothed plate (53), the two gears (55) are rotatably arranged on the inner walls of the limiting plates (51), clamping toothed plates (56) are engaged on the tops of the two gears (55), the two clamping toothed plates (56) are slidably arranged on the inner walls of the two sides of the limiting plates (51), the two clamping toothed plates (56) are arranged in a vertical state, and the two clamping toothed plates (56) are arranged in correspondence with the inner walls of the limiting plates (51).

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