C-shaped radial extruding machine for photovoltaic inhaul cable

Abstract

The utility model discloses a C-shaped radial extruding machine for a photovoltaic inhaul cable, which belongs to the technical field of extruding machines, solves the technical problems of complicated extruding process, tedious construction and low efficiency of the existing axial extruding equipment, and comprises two C-shaped counter-force frames which are mutually independent and are arranged side by side, and a C-shaped groove is arranged in each C-shaped counter-force frame. The inner walls of one ends of the C-shaped grooves of the two C-shaped reaction frames are jointly connected with a jack, a piston of the jack is provided with a first extrusion die, the inner walls of the other ends of the C-shaped grooves of the two C-shaped reaction frames are jointly connected with a second extrusion die, extrusion grooves are formed in the opposite sides of the first extrusion die and the second extrusion die, and a complete extrusion hole is formed when the extrusion grooves in the two sides are folded. A radial extrusion mode is adopted, an extrusion spring is not needed, the extrusion anchoring structure is simple, radial extrusion installation and positioning are reliable, precision is high, the extrusion sleeve and the steel strand can be sleeved from the side face through the extrusion mode of radial opening and closing, and operation is convenient and efficient.

Description

Technical Field

[0001] The utility model relates to the technical field of extruders, and more specifically, to a C-type radial extruder for photovoltaic cables. Background Art

[0002] If the photovoltaic cable is anchored by a conical extruded sheet, the photovoltaic cable will vibrate during service. The vibration may be in all directions, and the vibration may cause the anchor to loosen. In order to prevent the photovoltaic cable from loosening during operation, the photovoltaic cable is gradually anchored by an extruded sleeve.

[0003] The use of extrusion sleeves for anchoring usually adopts axial extrusion. Patent application CN116423156A provides a method for making a tensioned and anchored integrated flexible photovoltaic cable, which is used to tension the flexible photovoltaic cable first and then anchor it. This method has the problems of poor installation accuracy of the extrusion sleeve and the extrusion spring, and the complicated extrusion process and low efficiency. Utility Model Content

[0004] The technical problem to be solved by the utility model is to address the above-mentioned deficiencies in the prior art, and the purpose of the utility model is to provide a C-type radial extruder for photovoltaic cables.

[0005] The technical solution of the utility model is: a C-type radial extruder for photovoltaic cables, comprising two independent C-type reaction frames arranged side by side, a C-type groove is provided in the C-type reaction frame, the inner walls of one end of the C-type grooves of the two C-type reaction frames are commonly connected to a jack, the piston of the jack is provided with a first extrusion die, the inner walls of the other end of the C-type grooves of the two C-type reaction frames are commonly connected to a second extrusion die, and the first extrusion die and the second extrusion die are provided on opposite sides with extrusion grooves for extruding and anchoring the extrusion sleeve on the photovoltaic cable.

[0006] As a further improvement, the cylinder body of the jack is provided with a first connecting plate connected to the inner wall of the C-shaped groove, and the two ends of the first connecting plate are respectively connected to the inner walls of the two C-shaped grooves by first bolts.

[0007] Furthermore, the cylinder body of the jack and the first connecting plate are connected by any one of integral forming, welding connection and bolt connection.

[0008] Furthermore, the piston of the jack is provided with a second connecting plate connected to the first extrusion die, and the second connecting plate is connected to the first extrusion die via a second bolt.

[0009] Furthermore, the piston of the jack and the second connecting plate are connected by any one of integral forming, welding connection and bolt connection.

[0010] Furthermore, a third connecting plate is provided between the second extrusion die and the inner wall of the C-shaped groove, the third connecting plate is connected to the second extrusion die via a third bolt, and both ends of the third connecting plate are respectively connected to the inner walls of the two C-shaped grooves via fourth bolts.

[0011] Furthermore, the third connecting plate is provided with a countersunk hole, and the fourth bolt passes through the countersunk hole and is locked on the inner wall of the C-shaped groove.

[0012] Furthermore, the extrusion grooves on both sides form a complete extrusion hole when closed.

[0013] Furthermore, the extrusion hole is any one of a circular hole, an elliptical hole, and a regular polygonal hole.

[0014] Beneficial Effects

[0015] Compared with the prior art, the utility model has the following advantages:

[0016] 1. The utility model adopts radial extrusion, does not need extrusion spring, has simple extrusion anchoring structure, reliable radial extrusion installation and positioning, high precision, radial opening and closing extrusion, can insert extrusion sleeve and steel strand from the side, and is easy and efficient to operate.

[0017] 2. The first extrusion die and the second extrusion die of the utility model are both installed by bolts, so different first extrusion dies and second extrusion dies can be easily replaced according to the models of the photovoltaic cable and the extrusion sleeve.

[0018] 3. The utility model adopts two independent C-type reaction frames arranged side by side, which can conveniently adjust the distance between the two C-type reaction frames according to the length of the extrusion die, so that the force distribution between the extrusion die and the two C-type reaction frames is more reasonable, thereby ensuring the stability of the extrusion work. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the structure of the third connecting plate connected to the C-type reaction frame in the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the upper end of the C-shaped groove in the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the lower end of the C-shaped groove in the utility model;

[0023] Figure 5 It is a schematic diagram of the top view of the structure of the third connecting plate in the utility model;

[0024] Figure 6 for Figure 5 Middle DD section view.

[0025] Among them: 1-C-type reaction frame, 2-C-type groove, 3-jack, 4-first extrusion die, 5-second extrusion die, 6-extrusion groove, 7-first connecting plate, 8-first bolt, 9-second connecting plate, 10-second bolt, 11-third connecting plate, 12-third bolt, 13-fourth bolt, 14-countersunk hole, 15-threaded hole, 16-through hole. DETAILED DESCRIPTION

[0026] The present invention will be further described below with reference to the specific embodiments in the accompanying drawings.

[0027] See also Figure 1 to Figure 6 A C-type radial extruder for photovoltaic cables comprises two C-type reaction frames 1 which are independent of each other and arranged side by side, and a C-type groove 2 is provided in the C-type reaction frame 1. The inner walls of one end of the C-type groove 2 of the two C-type reaction frames 1 are commonly connected to a jack 3, and the piston of the jack 3 is provided with a first extrusion die 4, and the inner walls of the other end of the C-type groove 2 of the two C-type reaction frames 1 are commonly connected to a second extrusion die 5, and the first extrusion die 4 and the second extrusion die 5 are provided with extrusion grooves 6 on opposite sides for extruding and anchoring the extrusion sleeve to the photovoltaic cable (steel strand or steel wire rope), and the extrusion sleeve and the photovoltaic cable are inserted into the extrusion grooves 6 of the first extrusion die 4 and the second extrusion die 5, and the extrusion sleeve and the photovoltaic cable are pressed against the photovoltaic cable when the extrusion grooves 6 on both sides are close to each other. Preferably, the extrusion grooves 6 on both sides form a complete extrusion hole when closed. Figure 1 As shown, the jack 3 is installed at the upper ends of the two C-shaped grooves 2, and the second extrusion die 5 is installed at the lower ends of the two C-shaped grooves 2. The extrusion hole is any one of a circular hole, an elliptical hole, and a regular polygonal hole.

[0028] The radial extrusion method is adopted, and there is no need for an extrusion spring. The extrusion anchoring structure is simple, and the radial extrusion installation positioning is reliable and accurate. The radial opening and closing extrusion method allows the extrusion sleeve and steel strand to be inserted from the side, which is convenient and efficient to operate. In addition, two independent and side-by-side C-type reaction frames are adopted, and the distance between the two C-type reaction frames can be easily adjusted according to the length of the extrusion die (the longer the extrusion sleeve, the longer the extrusion die), so that the force distribution between the extrusion die and the two C-type reaction frames is more reasonable, that is, to ensure that the two C-type reaction frames can support the extrusion die at the same time, thereby ensuring the stability of the extrusion work.

[0029] The cylinder of the jack 3 is provided with a first connecting plate 7 connected to the inner wall of the C-shaped groove 2, and the two ends of the first connecting plate 7 are respectively connected to the inner walls of the two C-shaped grooves 2 through first bolts 8. The first connecting plate 7 is provided with a through hole 16, and the upper inner wall of the C-shaped groove 2 is provided with a threaded hole 15, and the first bolt 8 passes through the through hole 16 and is locked in the threaded hole 15.

[0030] The cylinder body of the jack 3 and the first connecting plate 7 are integrally formed, welded, or bolted.

[0031] The piston of the jack 3 is provided with a second connecting plate 9 connected to the first extrusion die 4, and the second connecting plate 9 is connected to the first extrusion die 4 through a second bolt 10. The second connecting plate 9 is provided with a through hole 16, and the upper end of the first extrusion die 4 is provided with a threaded hole 15, and the second bolt 10 passes through the through hole 16 and is locked in the threaded hole 15.

[0032] The piston of the jack 3 and the second connecting plate 9 are integrally formed, welded, or bolted.

[0033] A third connecting plate 11 is provided between the second extrusion die 5 and the inner wall of the C-shaped groove 2. The third connecting plate 11 is connected to the second extrusion die 5 through a third bolt 12. The two ends of the third connecting plate 11 are respectively connected to the inner walls of the two C-shaped grooves 2 through fourth bolts 13. The third connecting plate 11 is provided with a through hole 16, and the lower inner wall of the second extrusion die 5 is provided with a threaded hole 15. The third bolt 12 passes through the through hole 16 and is locked in the threaded hole 15. The third connecting plate 11 is provided with a countersunk hole 14, and the lower inner wall of the C-shaped groove 2 is provided with a threaded hole 15. The fourth bolt 13 passes through the countersunk hole 14 and is locked in the inner wall of the C-shaped groove 2. The first extrusion die 4 and the second extrusion die 5 are both installed by bolts, which can facilitate the replacement of different first extrusion dies and second extrusion dies according to the models of the photovoltaic cable and the extrusion sleeve.

[0034] Working principle: the piston of the jack 3 is retracted, and the first extrusion die 4 and the second extrusion die 5 are opened; the extrusion sleeve and the steel strand (or wire rope) are inserted into the extrusion groove 6 of the first extrusion die 4 and the second extrusion die 5 from the side; the piston of the jack 3 is extended, and the first extrusion die 4 and the second extrusion die 5 are closed to radially extrude the extrusion sleeve and the steel strand; the piston of the jack 3 is retracted, and the first extrusion die 4 and the second extrusion die 5 are opened, the extrusion sleeve is separated from the first extrusion die 4 and the second extrusion die 5, and the extruded cable is taken out.

[0035] The above are only preferred implementations of the utility model. It should be pointed out that for those skilled in the art, several modifications and improvements can be made without departing from the structure of the utility model, which will not affect the effect of the implementation of the utility model and the practicality of the patent.

Claims

1. A C-type radial extruder for photovoltaic cables, characterized in that: The invention comprises two C-type reaction frames (1) which are independent of each other and arranged side by side, wherein a C-type groove (2) is provided in each of the C-type reaction frames (1), a jack (3) is commonly connected to the inner wall of one end of the C-type groove (2) of the two C-type reaction frames (1), a piston of the jack (3) is provided with a first extrusion die (4), and the inner wall of the other end of the C-type groove (2) of the two C-type reaction frames (1) is commonly connected to a second extrusion die (5), and an extrusion groove (6) for extruding and anchoring the extrusion sleeve on the photovoltaic cable is provided on opposite sides of the first extrusion die (4) and the second extrusion die (5).

2. A C-type radial extruder for photovoltaic cables according to claim 1, characterized in that: The cylinder body of the jack (3) is provided with a first connecting plate (7) connected to the inner wall of the C-shaped groove (2), and the two ends of the first connecting plate (7) are respectively connected to the inner walls of the two C-shaped grooves (2) through first bolts (8).

3. A C-type radial extruder for photovoltaic cables according to claim 2, characterized in that: The cylinder body of the jack (3) and the first connecting plate (7) are connected by any one of integral molding, welding, and bolts.

4. A C-type radial extruder for photovoltaic cables according to claim 1, characterized in that: The piston of the jack (3) is provided with a second connecting plate (9) connected to the first extrusion die (4); the second connecting plate (9) is connected to the first extrusion die (4) via a second bolt (10).

5. A C-type radial extruder for photovoltaic cables according to claim 4, characterized in that: The piston of the jack (3) and the second connecting plate (9) are connected by any one of integral molding, welding connection and bolt connection.

6. A C-type radial extruder for photovoltaic cables according to claim 1, characterized in that: A third connecting plate (11) is provided between the second extrusion die (5) and the inner wall of the C-shaped groove (2); the third connecting plate (11) is connected to the second extrusion die (5) via a third bolt (12); and the two ends of the third connecting plate (11) are respectively connected to the inner walls of the two C-shaped grooves (2) via fourth bolts (13).

7. A C-type radial extruder for photovoltaic cables according to claim 6, characterized in that: The third connecting plate (11) is provided with a countersunk hole (14), and the fourth bolt (13) passes through the countersunk hole (14) and is locked on the inner wall of the C-shaped groove (2).

8. The C-type radial extruder for photovoltaic cables according to claim 1, characterized in that: When the extrusion grooves (6) on both sides are closed, a complete extrusion hole is formed.

9. A C-type radial extruder for photovoltaic cables according to claim 8, characterized in that: The extrusion hole is any one of a circular hole, an elliptical hole, and a regular polygonal hole.

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