Primary and secondary fusion complete column magnetic control circuit breaker

Abstract

The utility model belongs to the field of circuit breakers, and particularly relates to a primary and secondary fusion complete column-mounted magnetically controlled circuit breaker, which comprises a magnetically controlled circuit breaker main body and a bearing plate, the magnetically controlled circuit breaker main body is provided with a mounting plate, the mounting plate is provided with an L-shaped support frame, the mounting plate and the L-shaped support frame are used for clamping the bearing plate, the L-shaped support frame is provided with a mounting groove, and the mounting groove is provided with a through hole. The mounting plate, the L-shaped supporting frame and the bearing plate are provided with fastening bolts, the fastening bolts and the nuts are assembled, the mounting plate is provided with a threaded ring groove, and the threaded ring groove is provided with a limiting cap. According to the primary and secondary fusion complete column-mounted magnetic control circuit breaker, through cooperation of the limiting cap and the L-shaped supporting frame, the problems that when an existing primary and secondary fusion complete column-mounted magnetic control circuit breaker is installed in the air, equipment is subjected to wind power and self vibration, bolts on the equipment are prone to loosening, objects are thrown in the air, and the equipment is damaged are solved. And the use safety and the equipment stability are influenced.

Description

Technical Field

[0001] The utility model relates to the field of circuit breakers, in particular to a primary-secondary integrated column-mounted magnetically controlled circuit breaker. Background Art

[0002] The circuit breaker has only one or two switches on the pole. The circuit breaker with a fusion of primary and secondary poles has short-circuit fault and overvoltage protection functions. Its overcurrent protection is completed through a magnetic induction coil. It has complete maintenance functions and is easy to maintain. It is widely used in power supply systems. The existing primary and secondary fusion pole-mounted circuit breakers adopt magnetic control. The primary and secondary fusion pole-mounted magnetically controlled circuit breakers have the characteristics of high reliability, long life, small size, light weight, precise and fast, no bounce when closing, and opening and closing operations according to phase angle.

[0003] However, the existing primary and secondary integrated pole-mounted magnetic circuit breakers still have the following problems during use:

[0004] The existing primary and secondary integrated pole-mounted magnetic circuit breaker is installed at high altitude. The equipment is subject to wind force and its own vibration, which can easily cause the bolts on the equipment to loosen, causing objects to be thrown from high altitude, affecting the safety of use and the stability of the equipment. Therefore, it is very necessary to involve a primary and secondary integrated pole-mounted magnetic circuit breaker for use in the existing circuit breaker field. Utility Model Content

[0005] In order to make up for the shortcomings of the existing technology, the existing primary and secondary integrated pole-mounted magnetic circuit breaker is installed in the air. The equipment is subject to wind force and its own vibration, which can easily lead to the loosening of bolts on the equipment, causing objects to be thrown from high altitude, affecting the safety of use and the stability of the equipment. The utility model proposes a primary and secondary integrated pole-mounted magnetic circuit breaker.

[0006] The technical solution adopted by the utility model to solve the technical problem is: a primary and secondary integrated column-mounted magnetic circuit breaker, comprising a magnetic circuit breaker body and a bearing plate, the magnetic circuit breaker body is symmetrically fixedly equipped with a mounting plate, the bottom of the mounting plate is symmetrically fixedly equipped with an L-shaped support frame, the mounting plate and the L-shaped support frame are clamped to the bearing plate, the L-shaped support frame is provided with a mounting groove, the mounting groove is fixedly equipped with a nut, the mounting plate, the L-shaped support frame and the bearing plate are equipped with fastening bolts, the fastening bolts and the nuts are threadedly assembled, threaded ring grooves are symmetrically arranged on the mounting plate, the threaded ring grooves are located on the outside of the fastening bolts, a limit cap is threadedly assembled on the threaded ring grooves, and the fastening bolts are located inside the limit cap.

[0007] Preferably, a limiting ring is fixedly assembled on the surface of the limiting cap, the limiting ring is fitted with the mounting plate, a plurality of card holes are arranged in a ring on the limiting ring, a plurality of assembly holes are arranged on the supporting plate, the assembly holes are correspondingly located below the card holes, and an inner cavity is arranged inside the mounting plate.

[0008] Preferably, the inner wall of the inner cavity is fixedly equipped with a vertical block, and the vertical block is symmetrically provided with a traction port, and the traction port is symmetrically fixedly equipped with a connecting rod, and the two connecting rods are movably equipped with a sliding block, and the sliding blocks are fixedly equipped with a clamping rod, one end of one of the clamping rods movably passes through the mounting plate, and one end of the clamping rod is clamped with the clamping hole on the limit ring, and one end of the other clamping rod movably passes through the mounting plate, and one end of the clamping rod is clamped with the assembly hole on the supporting plate.

[0009] Preferably, the sliding block is fixedly equipped with a first assembly plate, the mounting plate is movably equipped with a guide rod, one end of the guide rod is fixedly equipped with a fixed block, and the symmetrical sides of the fixed block are fixedly equipped with a second assembly plate.

[0010] Preferably, the second assembly plates are movably assembled with adjustment rods, and the other ends of the adjustment rods are movably assembled with the first assembly plates.

[0011] Preferably, the guide rod is equipped with a telescopic spring, the two ends of which are fixedly assembled with the inner wall of the inner cavity and the fixed block respectively, and one end of the guide rod is fixedly assembled with a pull-out cover, which is located on one side of the mounting plate.

[0012] The utility model is beneficial in that:

[0013] The utility model discloses a kind of utility model discloses the ... BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model 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, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is a schematic diagram of the structure of a primary and secondary integrated column mounted magnetically controlled circuit breaker of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the primary and secondary integrated pole-mounted magnetically controlled circuit breaker of the utility model;

[0017] Figure 3 This is a schematic diagram of the limit cap structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the adjustable clamping rod structure of the utility model.

[0019] In the figure:

[0020] 10. Magnetic circuit breaker body; 11. Mounting plate; 12. Loading plate; 13. Threaded ring groove;

[0021] 20. Fastening bolts; 21. L-shaped support frame; 22. Pull-out cover; 23. Limiting cap;

[0022] 30. Mounting slot; 31. Assembly hole; 32. Nut; 33. Inner cavity;

[0023] 40. Limiting ring; 41. Clamping hole; 42. Vertical block; 43. Towing port;

[0024] 50. Connecting rod; 51. Sliding block; 52. Clamping rod; 53. First assembly plate;

[0025] 60. guide rod; 61. fixing block; 62. second assembly plate; 63. adjustment rod;

[0026] 70. Telescopic spring. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] The following is combined with Figure 1 —4 Further details of this application:

[0029] The embodiment of the present application discloses a primary and secondary integrated pole mounted magnetically controlled circuit breaker. Figure 1 - Figure 3A primary and secondary integrated column mounted magnetic circuit breaker, comprising a magnetic circuit breaker body 10 and a bearing plate 12, a mounting plate 11 is symmetrically fixedly mounted on the magnetic circuit breaker body 10, an L-shaped support frame 21 is symmetrically fixedly mounted on the bottom of the mounting plate 11, the mounting plate 11 and the L-shaped support frame 21 are clamped to the bearing plate 12, mounting grooves 30 are arranged on the L-shaped support frame 21, nuts 32 are fixedly mounted on the mounting grooves 30, fastening bolts 20 threadedly assembled with the nuts 32 are assembled on the mounting plate 11, the L-shaped support frame 21 and the bearing plate 12, threaded ring grooves 13 are symmetrically arranged on the mounting plate 11, the threaded ring grooves 13 are located on the outside of the fastening bolts 20, a limiting cap 23 is threadedly assembled on the threaded ring grooves 13, the fastening bolts 20 are located inside the limiting cap 23, and the surface of the limiting cap 23 The surface is fixedly assembled with a limit ring 40 that fits with the mounting plate 11. The limit ring 40 is annularly arranged with a plurality of clamping holes 41. The bearing plate 12 is provided with a plurality of assembly holes 31. The assembly holes 31 are correspondingly located below the clamping holes 41. The interior of the mounting plate 11 is provided with an inner cavity 33. The bearing plate 12 is inserted into the mounting plate 11 and the L-shaped support frame 21. The fastening bolts 20 are installed on the mounting plate 11, the L-shaped support frame 21 and the bearing plate 12. At this time, the fastening bolts 20 are threadedly assembled with the nuts 32. The stability of the bearing plate 12 and the mounting plate 11 is improved. The nuts 32 are in the mounting grooves 30 and the nuts 32 cannot be loosened. The limit caps 23 are threadedly assembled on the threaded ring grooves 13. The fastening bolts 20 are located inside the limit caps 23, so that the movement of the fastening bolts 20 is limited, thereby improving the safety of use.

[0030] Reference Figure 2 and Figure 4The inner wall of the inner cavity 33 is fixedly equipped with a vertical block 42, and a traction port 43 is symmetrically penetrated on the vertical block 42. The traction port 43 is symmetrically fixedly equipped with a connecting rod 50, and the two connecting rods 50 are movably equipped with a sliding block 51. The sliding block 51 is fixedly equipped with a clamping rod 52, one end of one clamping rod 52 movably penetrates the mounting plate 11, and one end of the clamping rod 52 is clamped with the clamping hole 41 on the limit ring 40, and one end of the other clamping rod 52 movably penetrates the mounting plate 11, and one end of the clamping rod 52 is clamped with the assembly hole 31 on the bearing plate 12, and the sliding block 51 is fixedly equipped with a first assembly plate 53, and the mounting plate 11 is movably equipped with a guide rod 60, one end of the guide rod 60 is fixedly equipped with a fixed block 61, and the symmetrical sides of the fixed block 61 are fixedly equipped with a second assembly plate 62, and the second assembly plate 62 is movably equipped with an adjusting rod 63, and the other end of the adjusting rod 63 corresponds to the first assembly The plate 53 is movably assembled, and a telescopic spring 70 is fixedly assembled between the inner wall of the inner cavity 33 and the fixing block 61. The guide rod 60 is assembled on the inner side of the telescopic spring 70, and one end of the guide rod 60 is fixedly assembled with a pull-out cover 22. The pull-out cover 22 is located on one side of the mounting plate 11. The pull-out cover 22 is pulled and pulled, so that the guide rod 60 moves on the mounting plate 11, and the telescopic spring 70 contracts. The two sliding blocks 51 are close to each other, so that the clamping rods 52 on the sliding blocks 51 move inward respectively. When the limit cap 23 is installed on the threaded ring groove 13, the bearing plate 12 is installed between the L-shaped support frame 21 and the mounting plate 11, the pull-out cover 22 is loosened, and under the elastic force of the guide rod 60, one end of one of the clamping rods 52 is clamped with the clamping hole 41 on the limit ring 40, and one end of the other clamping rod 52 is clamped with the assembly hole 31 on the bearing plate 12, thereby improving the safety and tightness of use.

[0031] Working principle: Pull the pull cover 22 to move the guide rod 60 on the mounting plate 11, the telescopic spring 70 contracts, and the two sliding blocks 51 approach each other, so that the clamping rods 52 on the sliding blocks 51 move inward respectively, and the bearing plate 12 is inserted into the mounting plate 11 and the L-shaped support frame 21, and the fastening bolts 20 are installed on the mounting plate 11, the L-shaped support frame 21 and the bearing plate 12. At this time, the fastening bolts 20 and the nuts 32 are threadedly assembled, and the stability of the bearing plate 12 and the mounting plate 11 is improved. The nuts 32 are in the mounting grooves 30 and the nuts 32 cannot be loosened. , a limiting cap 23 is threadedly assembled on the threaded ring groove 13, and the fastening bolt 20 is located inside the limiting cap 23, so that the movement of the fastening bolt 20 is limited, thereby improving the safety of use. When the limiting cap 23 is installed on the threaded ring groove 13, the bearing plate 12 is installed between the L-shaped support frame 21 and the mounting plate 11, and the pull-out cover 22 is loosened. Under the elastic force of the guide rod 60, one end of one of the clamping rods 52 is clamped with the clamping hole 41 on the limiting ring 40, and one end of the other clamping rod 52 is clamped with the assembly hole 31 on the bearing plate 12, thereby improving the safety and fastening of use.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A primary and secondary integrated pole mounted magnetic circuit breaker, characterized in that: The invention comprises a magnetically controlled circuit breaker body (10) and a bearing plate (12), wherein a mounting plate (11) is symmetrically fixedly mounted on the magnetically controlled circuit breaker body (10), an L-shaped support frame (21) is symmetrically fixedly mounted on the bottom of the mounting plate (11), the mounting plate (11) and the L-shaped support frame (21) are clamped to the bearing plate (12), the L-shaped support frame (21) is provided with a mounting groove (30), a nut (32) is fixedly mounted on the mounting groove (30), a fastening bolt (20) is mounted on the mounting plate (11), the L-shaped support frame (21) and the bearing plate (12), the fastening bolt (20) and the nut (32) are threadedly mounted, a threaded ring groove (13) is symmetrically mounted on the mounting plate (11), the threaded ring groove (13) is located outside the fastening bolt (20), a limit cap (23) is threadedly mounted on the threaded ring groove (13), and the fastening bolt (20) is located inside the limit cap (23).

2. The primary and secondary integrated pole mounted magnetic circuit breaker according to claim 1 is characterized in that: A limiting ring (40) is fixedly mounted on the surface of the limiting cap (23), the limiting ring (40) is fitted to the mounting plate (11), a plurality of clamping holes (41) are arranged in an annular shape on the limiting ring (40), a plurality of assembly holes (31) are arranged on the bearing plate (12), the assembly holes (31) are correspondingly located below the clamping holes (41), and an inner cavity (33) is arranged inside the mounting plate (11).

3. The primary and secondary integrated pole mounted magnetic circuit breaker according to claim 2 is characterized in that: A vertical block (42) is fixedly mounted on the inner wall of the inner cavity (33), a traction opening (43) is symmetrically provided on the vertical block (42), a connecting rod (50) is symmetrically fixedly mounted on the traction opening (43), a sliding block (51) is movably mounted on the two connecting rods (50), a clamping rod (52) is fixedly mounted on the sliding block (51), one end of one of the clamping rods (52) movably penetrates the mounting plate (11), and one end of the clamping rod (52) is clamped with the clamping hole (41) on the limiting ring (40), and one end of the other clamping rod (52) movably penetrates the mounting plate (11), and one end of the clamping rod (52) is clamped with the assembly hole (31) on the bearing plate (12).

4. The primary and secondary integrated pole mounted magnetic circuit breaker according to claim 3 is characterized in that: The sliding blocks (51) are fixedly mounted with first assembly plates (53), the mounting plates (11) are movably mounted with guide rods (60), one end of the guide rods (60) is fixedly mounted with a fixed block (61), and the symmetrical sides of the fixed blocks (61) are fixedly mounted with second assembly plates (62).

5. The primary and secondary integrated pole mounted magnetic circuit breaker according to claim 4 is characterized in that: The second assembly plate (62) is movably mounted with an adjustment rod (63), and the other end of the adjustment rod (63) is movably mounted corresponding to the first assembly plate (53).

6. The primary and secondary integrated pole mounted magnetic circuit breaker according to claim 5 is characterized in that: The guide rod (60) is equipped with a telescopic spring (70), and the two ends of the telescopic spring (70) are respectively fixedly assembled with the inner wall of the inner cavity (33) and the fixing block (61), and one end of the guide rod (60) is fixedly assembled with a pull-out cover (22), and the pull-out cover (22) is located on one side of the mounting plate (11).

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