Centrally installed switchgear cable terminal access auxiliary device

Abstract

The invention relates to the technical field of centrally installed switchgear cable terminal access auxiliary equipment, and particularly discloses a centrally installed switchgear cable terminal access auxiliary device which comprises a centrally installed switchgear, a working table is fixedly arranged in the middle of the inner side of the centrally installed switchgear, a plurality of cable access ports are formed in the lower portion of the rear wall of the centrally installed switchgear, and a plurality of threading ports are formed in the working table. A three-axis translation mechanism is arranged between the working table and the bottom surface of the centrally installed switchgear; an electric turntable is arranged on the three-axis translation mechanism; an electric clamping jaw is arranged on the electric turntable; the rotating plane of the electric turntable is perpendicular to the rear side of the centrally installed switchgear. Compared with the prior art, after a cable is accessed from the cable access port, the three-axis translation mechanism drives the electric clamping jaw on the electric turntable to clamp the cable and send the cable to the threading port, so that manual operation in a narrow space is avoided, and the convenience is improved.

Description

Technical Field

[0001] The invention relates to the technical field of central cabinet cable terminal access auxiliary equipment, and in particular discloses a central cabinet cable terminal access auxiliary device. Background Art

[0002] The center cabinet, full name is metal armored center removable switchgear, is a high-voltage power distribution device. Its maximum operating voltage can reach 3.6kV, 7.2kV and 12kV, and it is suitable for indoor complete power distribution devices of three-phase AC 50Hz single busbar segmentation system or double busbar segmentation system. The center cabinet is mainly used to receive and distribute 3.6~12kV network power, and control, protect, monitor and measure the power circuit.

[0003] Manual operation is time-consuming and laborious when accessing cables. To solve the above problems, the patent with announcement number CN110880716B discloses a high-voltage switch cabinet cable access auxiliary device and construction method, including a base, a support rod, a telescopic rod and a bracket. The base is arranged at the bottom of the cable trench, and a support rod is arranged on each base respectively. A telescopic rod is arranged in each support rod, a support plate is arranged on the telescopic rod, and a hollow cylinder is arranged in the middle of the support plate; the bracket is arranged on the support plate above the cylinder in a cross shape, and a pulley bracket is arranged at the end of each bracket, and a pulley is arranged on each pulley bracket.

[0004] However, the above solution is not suitable for cable access to the central cabinet. When the central cabinet is in use, multiple corresponding cables need to be connected between the work surface and the bottom plate. However, the wiring area in the existing central cabinet is too small, manual operation is inconvenient, and auxiliary tools are not easy to use. Summary of the invention

[0005] In view of the above-mentioned deficiencies in the prior art, the present invention provides a central cabinet cable terminal access auxiliary device to solve the problem that when the central cabinet is accessed with cables, the wiring area space is too narrow, manual operation is inconvenient, and auxiliary tools are difficult to use.

[0006] To achieve the above object, the technical solution of the present invention is: A cable terminal access auxiliary device for a center cabinet comprises a center cabinet, a work surface is fixedly arranged in the middle of the inner side of the center cabinet, a plurality of cable access ports are arranged at the lower part of the rear wall of the center cabinet, a plurality of threading ports are arranged on the work surface, a three-axis translation mechanism is arranged between the work surface and the bottom surface of the center cabinet; an electric turntable is arranged on the three-axis translation mechanism; an electric clamp is arranged on the electric turntable; the rotation plane of the electric turntable is perpendicular to the rear side surface of the center cabinet. After the cable is connected through the cable access port, the three-axis translation mechanism drives the electric clamp on the electric turntable to clamp the cable and send it to the threading port, thereby avoiding manual operation in a small space and improving convenience. Moreover, the electric turntable can drive the electric clamp to rotate, so that the electric clamp can clamp the cable at an angle with the cable axis direction, and the cable can be passed through the threading port, thereby ensuring the stability of the clamping and avoiding the end damage caused by clamping the cable end.

[0007] Preferably, the three-axis translation mechanism includes an X-axis translation assembly; the X-axis translation assembly includes two guide rails one arranged at an interval; the guide rail one is arranged parallel to the rear wall of the central cabinet; a sliding frame is arranged on the slider of the guide rail one; a Z-axis translation assembly is arranged on the sliding frame; a Y-axis translation assembly is arranged on the Z-axis translation assembly; and the electric turntable is arranged on the Y-axis translation assembly.

[0008] Preferably, the sliding frame is arranged in an L-shape as a whole; the bottom plate of the sliding frame is fixedly arranged on the slider of the guide rail 1.

[0009] Preferably, the X-axis translation assembly further includes a ball screw; the ball screw is rotatably arranged on the bottom plate of the central cabinet and arranged between the two guide rails; one end of the ball screw is connected to a motor; the nut of the ball screw is connected to the sliding frame. The motor can be used to drive the ball screw to rotate, thereby driving the sliding frame to translate along the guide rail.

[0010] Preferably, the Z-axis translation assembly includes a slide bar 1 and a slide bar 2 which are arranged at intervals; the slide bar 1 and the slide bar 2 are respectively arranged at the two ends of the bottom plate of the sliding frame; a slide plate is slidably arranged between the slide bar 1 and the slide bar 2; and the Y-axis translation assembly is arranged on the slide plate.

[0011] Preferably, a guide rod 1 and a guide rod 2 are arranged on the inner side wall of the central cabinet; the upper end of the sliding frame is slidably arranged on the guide rod 1; and the slide rod 2 is slidably arranged on the guide rod 2, so as to ensure the stability of the sliding frame when sliding along the guide rail 1.

[0012] Preferably, a boss is provided at the upper end of the sliding frame; an upper end of the sliding rod is fixed on the boss, and a lower end of the sliding rod is fixed on the bottom plate of the sliding frame.

[0013] Preferably, the Y-axis translation assembly includes guide rail 2; guide rail 2 is fixedly arranged on the top surface of the slide; a slide is slidably arranged on guide rail 2; a lead screw is rotatably arranged on the side of the slide; the nut of the lead screw is rotatably arranged on the slide; and the electric turntable is arranged on the side wall of the slide.

[0014] Preferably, a handle bar is provided at the end of the lead screw, so that the handle bar can be manually turned to drive the lead screw to rotate, thereby driving the slide table to move along the second guide rail.

[0015] Preferably, the cross section of the slide is L-shaped, which ensures the smooth sliding of the slide while ensuring the minimum space occupation.

[0016] The beneficial effects of the present invention are as follows: after the cable is connected through the cable access port, the three-axis translation mechanism drives the electric clamp on the electric turntable to clamp the cable and send it to the threading port, thus avoiding manual operation in a narrow space and improving convenience. The electric turntable can drive the electric clamp to rotate, making it convenient for the electric clamp to clamp the cable at an angle with the cable axis direction, making it convenient for the cable to pass through the threading port, thus ensuring the stability of the clamping and avoiding the end damage caused by clamping the cable end. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 for Figure 1 The enlarged schematic diagram at A in the middle; Figure 3 It is a schematic diagram of a partially cutaway structure of the present invention; Figure 4 It is a schematic diagram of the structure behind the central cabinet of the present invention.

[0019] Description of reference numerals: Center cabinet, 2-work table, 3-electric turntable, 4-electric clamp, 5-guide rail one, 6-sliding frame, 7-motor, 8-slide bar one, 9-slide bar two, 10-slide plate, 11-guide rod one, 12-guide rod two, 13-guide rail two, 14-slide table, 15-screw, 16-ball screw, 17-handle bar; 101-cable access port, 201-threading port. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0021] Example 1 like Figure 1-4 As shown, a central cabinet cable terminal access auxiliary device comprises a central cabinet 1, a work surface 2 is fixedly arranged in the middle of the inner side of the central cabinet 1, a plurality of cable access ports 101 are arranged at the lower part of the rear wall of the central cabinet 1, a plurality of threading ports 201 are arranged on the work surface 2, a three-axis translation mechanism is arranged between the work surface 2 and the bottom surface of the central cabinet 1; an electric turntable 3 is arranged on the three-axis translation mechanism; an electric clamp 4 is arranged on the electric turntable 3; the rotation plane of the electric turntable 3 is perpendicular to the rear side of the central cabinet 1. After the cable is connected through the cable access port 101, the three-axis translation mechanism drives the electric clamp 4 on the electric turntable 3 to clamp the cable and send it to the threading port 201, avoiding manual operation in a small space and improving convenience. Moreover, the electric turntable 3 can drive the electric clamp 4 to rotate, so that the electric clamp 4 can clamp the cable at an angle with the cable axis direction, and the cable can be passed through the threading port 201, thereby ensuring the stability of the clamping and avoiding the end damage caused by clamping the cable end.

[0022] In the above arrangement, the three-axis translation mechanism includes an X-axis translation assembly; the X-axis translation assembly includes two guide rails 15 arranged at intervals; the guide rail 15 is arranged parallel to the rear wall of the central cabinet 1; a sliding frame 6 is arranged on the slider of the guide rail 15; a Z-axis translation assembly is arranged on the sliding frame 6; a Y-axis translation assembly is arranged on the Z-axis translation assembly; and the electric turntable 3 is arranged on the Y-axis translation assembly. The sliding frame 6 is arranged in an L-shape as a whole; the bottom plate of the sliding frame 6 is fixedly arranged on the slider of the guide rail 15. The Z-axis translation assembly includes a sliding bar 18 and a sliding bar 29 arranged at intervals; the sliding bar 18 and the sliding bar 29 are respectively arranged at the two ends of the bottom plate of the sliding frame 6; a slide plate 10 is slidably arranged between the sliding bar 18 and the sliding bar 29; and a Y-axis translation assembly is arranged on the slide plate 10. A guide bar 11 and a guide bar 2 12 are arranged on the inner side wall of the central cabinet 1; the upper end of the sliding frame 6 is slidably arranged on the guide bar 11; and the slide bar 29 is slidably arranged on the guide bar 2 12. Ensure the stability of the sliding frame 6 when sliding along the guide rail 15. The upper end of the sliding frame 6 is provided with a boss; the upper end of the slide bar 18 is fixed on the boss, and the lower end is fixed on the bottom plate of the sliding frame 6. The Y-axis translation assembly includes a guide rail 2 13; the guide rail 2 13 is fixedly arranged on the top surface of the slide 10; a slide 14 is slidably arranged on the guide rail 2 13; a lead screw 15 is rotatably arranged on the side of the slide 10; the nut of the lead screw 15 is rotatably arranged on the slide 14; the electric turntable 3 is arranged on the side wall of the slide 14. The cross section of the slide 14 is L-shaped, which ensures the smooth sliding of the slide 14 while ensuring the minimum space occupation.

[0023] Among them, a handle bar 17 is provided at the end of the lead screw 15. The handle bar 17 can be manually rotated to drive the lead screw 15 to rotate, thereby driving the slide 14 to move along the guide rail 13. One hand can hold the handle bar 17, and the other hand can hold the slide frame 6 to drive the slide frame 6 to move along the guide rail 1 5. One hand can also hold the handle bar 17, and the other hand can hold the slide plate 10 to drive the slide plate 10 to move along the slide bar 1 8 and the slide bar 2 9.

[0024] Example 2 On the basis of Example 1, the X-axis translation assembly further includes a ball screw 16; the ball screw 16 is rotatably arranged on the bottom plate of the central cabinet 1 and is arranged between the two guide rails 5; one end of the ball screw 16 is connected to a motor 7; and a nut of the ball screw 16 is connected to the sliding frame 6. The motor 7 can be used to drive the ball screw 16 to rotate, thereby driving the sliding frame 6 to translate along the guide rail 5. Manual operation is reduced.

[0025] Example 3 On the basis of Example 2, the slide bar 1 8 is replaced by a ball screw 2, the upper end of the ball screw 2 is rotatably arranged on the boss of the slide frame 6, and the lower end is rotatably arranged on the bottom plate of the slide frame 6. A motor 2 is arranged on the boss of the slide frame 6, and the output end of the motor 2 is connected to the ball screw 2. The nut of the ball screw 2 is connected to the slide plate 10. The ball screw 2 is driven to rotate by the motor 2, thereby driving the slide plate 10 to translate along the slide bar 2 9. Manual operation is further reduced.

[0026] Although the present invention has been described in detail by referring to the accompanying drawings and in combination with the preferred embodiments, the present invention is not limited thereto. Without departing from the spirit and essence of the present invention, a person of ordinary skill in the art may make various equivalent modifications or substitutions to the embodiments of the present invention, and these modifications or substitutions shall be within the scope of the present invention. Any person of ordinary skill in the art may easily think of changes or substitutions within the technical scope disclosed by the present invention, and these shall be within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be subject to the scope of protection of the claims.

Claims

1. A central cabinet cable terminal access auxiliary device, comprising a central cabinet (1), a work surface (2) fixedly arranged in the middle of the inner side of the central cabinet (1), a plurality of cable access ports (101) arranged in the lower part of the rear wall of the central cabinet (1), and a plurality of threading ports (201) arranged on the work surface (2), characterized in that: A three-axis translation mechanism is provided between the work table (2) and the bottom surface of the central cabinet (1); an electric turntable (3) is provided on the three-axis translation mechanism; an electric clamp (4) is provided on the electric turntable (3); and a rotation plane of the electric turntable (3) is perpendicular to the rear side surface of the central cabinet (1).

2. The central cabinet cable terminal access auxiliary device according to claim 1, characterized in that: The three-axis translation mechanism comprises an X-axis translation assembly; the X-axis translation assembly comprises two guide rails (5) arranged at an interval; the guide rail (5) is arranged parallel to the rear wall of the central cabinet (1); a sliding frame (6) is arranged on the slider of the guide rail (5); a Z-axis translation assembly is arranged on the sliding frame (6); a Y-axis translation assembly is arranged on the Z-axis translation assembly; and the electric turntable (3) is arranged on the Y-axis translation assembly.

3. The central cabinet cable terminal access auxiliary device according to claim 2, characterized in that: The sliding frame (6) is arranged in an L-shape as a whole; the bottom plate of the sliding frame (6) is fixedly arranged on the sliding block of the guide rail 1 (5).

4. The central cabinet cable terminal access auxiliary device according to claim 3, characterized in that: The X-axis translation assembly further comprises a ball screw (16); the ball screw (16) is rotatably arranged on the bottom plate of the central cabinet (1) and is arranged between two guide rails (5); one end of the ball screw (16) is connected to a motor (7); and a nut of the ball screw (16) is connected to a sliding frame (6).

5. The central cabinet cable terminal access auxiliary device according to claim 3 or 4, characterized in that: The Z-axis translation assembly comprises a slide bar 1 (8) and a slide bar 2 (9) which are arranged at intervals; the slide bar 1 (8) and the slide bar 2 (9) are respectively arranged at two ends of a bottom plate of a sliding frame (6); a slide plate (10) is slidably arranged between the slide bar 1 (8) and the slide bar 2 (9); and the Y-axis translation assembly is arranged on the slide plate (10).

6. The central cabinet cable terminal access auxiliary device according to claim 5, characterized in that: A guide rod 1 (11) and a guide rod 2 (12) are arranged on the inner side wall of the central cabinet (1); the upper end of the sliding frame (6) is slidably arranged on the guide rod 1 (11); and the slide rod 2 (9) is slidably arranged on the guide rod 2 (12).

7. The central cabinet cable terminal access auxiliary device according to claim 6, characterized in that: A boss is provided at the upper end of the sliding frame (6); the upper end of the sliding rod 1 (8) is fixed on the boss, and the lower end is fixed on the bottom plate of the sliding frame (6).

8. The central cabinet cable terminal access auxiliary device according to claim 7, characterized in that: The Y-axis translation assembly comprises a second guide rail (13); the second guide rail (13) is fixedly arranged on the top surface of the slide plate (10); a slide table (14) is slidably arranged on the second guide rail (13); a lead screw (15) is rotatably arranged on the side surface of the slide plate (10); a nut of the lead screw (15) is rotatably arranged on the slide table (14); and the electric turntable (3) is arranged on the side wall of the slide table (14).

9. The central cabinet cable terminal access auxiliary device according to claim 8, characterized in that: A handle bar (17) is provided at the end of the lead screw (15).

10. The central cabinet cable terminal access auxiliary device according to claim 9, characterized in that: The cross section of the slide (14) is L-shaped.

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