Outdoor three-phase sulfur hexafluoride load switch

Abstract

The utility model belongs to the technical field of power equipment, and discloses an outdoor three-phase sulfur hexafluoride load switch, which comprises a switch piece, an arc extinguishing medium piece is arranged at the top of the switch piece, a support piece is arranged at the bottom of the switch piece, the support piece comprises a base tube, the top of the base tube is fixedly connected to the bottom of the switch piece, and the arc extinguishing medium piece is arranged on the base tube. The base pipe is fixedly connected with the base pipe, the bottom of the base pipe sinks inwards to form a second screw hole, a screw rod is connected to the interior of the second screw hole in a screwed mode, the bottom of the screw rod is fixedly connected with an extension rod, the bottom of the extension rod sinks inwards to form a first screw hole, and the first screw hole is matched with the screw rod. The extension rods with the number required by personnel are connected end to end, and then the extension rods with the length adjusted are connected with the second screw holes in a screwed mode through the screws, so that the extension rods with the length adjusted are connected with the base pipe, the fixing height of the device can be adjusted, and the use range of the device is widened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of power equipment, specifically relates to an outdoor three -phase six fluorine sulfur load switch. BACKGROUND

[0002] Six fluorine sulfur load switch is a kind of high-voltage power equipment, can bear larger current load, and is widely used in different voltage grade distribution system, such as 6kV, 10kV, 35kV etc. The traditional six fluorine sulfur load switch is mainly used in indoor environment, and when being used outdoors, often faces more complex environmental conditions and higher performance requirements. Therefore, three-phase six fluorine sulfur load switch suitable for outdoor environment appears to meet the demand of power system to safety, stability and efficient operation, but the existing three-phase six fluorine sulfur load switch has certain defects when being used, that is, fixed height is fixed, and in use, the fixed height cannot be adjusted according to actual needs, so the use scene has limitations, and the arc extinguishing medium of the existing device is fixed on the device, and after the arc extinguishing medium is damaged, it needs to be replaced as a whole, so the maintenance cost is high. CONTENT OF UTILITY MODEL

[0003] The utility model is to provide an outdoor three -phase six fluorine sulfur load switch to solve the problems in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: an outdoor three -phase six fluorine sulfur load switch, including switch piece, the detachable arc extinguishing medium piece is installed at the top of switch piece, and the support piece is installed at the bottom of switch piece, the support piece includes base pipe, the base pipe top is fixedly connected to the bottom of switch piece, and the base pipe bottom is recessed to form second screw hole, the inside of second screw hole is screwed with screw rod, the bottom of screw rod is fixedly connected with extension rod, the bottom of extension rod is recessed to form first screw hole, and the first screw hole is matched with screw rod.

[0005] Preferably, the extension rod is provided with a fixing seat below, the fixing seat top is fixedly connected with bottom rod, and the bottom rod is screwed with first screw hole.

[0006] Preferably, the switch piece includes switch body, a plurality of connecting heads are fixedly connected to the top of switch body, and the power distribution cabinet is installed below switch body, and the bottom of arc extinguishing medium piece is recessed to form bottom hole matched with connecting head.

[0007] Preferably, the arc extinguishing medium piece includes base frame, the bottom hole is formed in the bottom of base frame, and cooling cap, upper connecting plate, arc extinguishing chamber porcelain bottle, mutual inductor, lower connecting plate and support ceramic are sequentially fixedly connected from top to bottom above base frame, and the bottom of support ceramic is fixedly connected to the top of base frame.

[0008] Preferably, the switch body top is fixedly connected with a plurality of side frames, the connecting head is between two side frames, and the bottom frame is fixedly connected with a clamping frame on both sides symmetrically, a clamping groove matched with the clamping frame is formed in the side frame, a top plate is arranged above the side frame, an insertion rod and a spring are fixedly connected to the bottom of the top plate, the insertion rod is on one side of the spring, and the free end of the insertion rod moves through the clamping frame and the side frame, and the bottom of the spring is fixedly connected with the top of the side frame.

[0009] . The outdoor three-phase sulfur hexafluoride load switch according to claim 1, wherein a pull ring is fixedly connected to the top of the top plate, and a pull hole is formed in the pull ring.

[0010] Compared with the prior art, the outdoor three-phase sulfur hexafluoride load switch has the following beneficial effects:

[0011] (1) The utility model discloses a screw rod is connected with the first screw hole on another extension rod, and the number of extension rods needed by personnel is connected at the head and tail, and then the extension rod after length adjustment is connected with the second screw hole through the screw rod, so that the extension rod after length adjustment is connected with the base pipe, the fixing height of the device can be adjusted, and the use range of the device is improved.

[0012] (2) The bottom hole on the bottom frame is clamped with the connecting head, the clamping frame is clamped with the clamping groove on the side frame, the top plate and the insertion rod are moved by the spring, the insertion rod is inserted between the side frame and the clamping frame, when the bottom frame and the structure above it need to be replaced, the insertion rod is separated from the side frame and the clamping frame by pulling, the arc extinguishing medium can be replaced, the device does not need to be replaced as a whole, and the maintenance cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is one of the perspective views of the utility model;

[0014] Figure 2 It is the second perspective view of the utility model;

[0015] Figure 3 It is the perspective view of the switch part of the utility model;

[0016] Figure 4 It is one of the exploded views of the support part of the utility model;

[0017] Figure 5 It is the second exploded view of the support part of the utility model;

[0018] Figure 6 It is one of the perspective views of the arc extinguishing medium part of the utility model;

[0019] Figure 7 It is the second perspective view of the arc extinguishing medium part of the utility model;

[0020] In the figure: 1, switch piece; 11, power distribution cabinet; 12, switch body; 13, connecting head; 2, supporting piece; 21, fixed seat; 22, bottom rod; 23, extension rod; 24, screw rod; 25, base pipe; 26, first screw hole; 27, second screw hole; 3, arc extinguishing medium piece; 31, cooling cap; 32, upper connecting plate; 33, arc extinguishing chamber porcelain bottle; 34, mutual inductor; 35, lower connecting plate; 36, supporting ceramic; 37, bottom hole; 38, bottom frame; 39, clamping frame; 310, clamping groove; 311, side frame; 312, top plate; 313, pull ring; 314, insertion rod; 315, spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1-7 The utility model provides the following technical schemes:

[0023] An outdoor three-phase sulfur hexafluoride load switch, comprising a switch piece 1, the top of the switch piece 1 is detachably provided with an arc extinguishing medium piece 3, and the bottom of the switch piece 1 is provided with a supporting piece 2, the supporting piece 2 comprises a base pipe 25, the top of the base pipe 25 is fixedly connected to the bottom of the switch piece 1, the bottom of the base pipe 25 is recessed to form a second screw hole 27, the inside of the second screw hole 27 is screw-connected with a screw rod 24, the bottom of the screw rod 24 is fixedly connected with an extension rod 23, the bottom of the extension rod 23 is recessed to form a first screw hole 26, and the first screw hole 26 is matched with the screw rod 24.

[0024] Through the above technical scheme, when the personnel need to install the device, the personnel need a number of extension rods 23, the extension rod 23 is screw-connected with the first screw hole 26 at the bottom of another extension rod 23 through the screw rod 24, so that the personnel need a number of extension rods 23 are connected, then the extension rod 23 after length adjustment is screw-connected with the second screw hole 27 at the bottom of the base pipe 25 through the screw rod 24, so that the extension rod 23 after length adjustment is connected with the base pipe 25, then the device is fixed at the position where it needs to be installed, so that the device is fixed at the height required by the personnel, the electric wire needing to be distributed is connected with the switch piece 1, and the switch piece 1 and the arc extinguishing medium piece 3 are matched, so that the circuit is controlled.

[0025] In addition, in the utility model, in order to facilitate the fixation of the device, such as Figure 1 , Figure 2 , Figure 4 and Figure 5As shown, the fixed seat 21 is provided below the extension rod 23, the bottom rod 22 is fixedly connected to the top of the fixed seat 21, and the bottom rod 22 is screw-coupled with the first screw hole 26.

[0026] In the embodiment, when the length-adjusted extension rod 23 is screw-coupled with the second screw hole 27 at the bottom of the extension rod 23 through the screw rod 24, the fixed seat 21 is screw-coupled with the first screw hole 26 through the bottom rod 22, so that the fixed seat 21 is connected with the extension rod 23, and then the fixed seat 21 is fixed, thereby fixing the device.

[0027] Specifically, in an embodiment, regarding the switch piece 1, as shown in Figures 1-3 As shown, the switch piece 1 comprises a switch body 12, a plurality of connecting heads 13 are fixedly connected to the top of the switch body 12, and a power distribution cabinet 11 is installed below the switch body 12, and the bottom of the arc extinguishing medium piece 3 is recessed to form a bottom hole 37 matched with the connecting head 13.

[0028] In the embodiment, the power distribution cabinet 11 is supported by the switch body 12, the power distribution cabinet 11 is connected with the electric wire, and the arc extinguishing medium piece 3 is connected with the connecting head 13 above the switch body 12 through the bottom hole 37.

[0029] In addition, in the utility model, regarding the arc extinguishing medium piece 3, as shown in Figures 1-2 , Figures 6-7 As shown, the arc extinguishing medium piece 3 comprises a bottom frame 38, the bottom hole 37 is formed at the bottom of the bottom frame 38, and from top to bottom, a cooling cap 31, an upper connecting plate 32, an arc extinguishing chamber porcelain bottle 33, a mutual inductor 34, a lower connecting plate 35 and a supporting ceramic 36 are fixedly connected to the top of the bottom frame 38, and the supporting ceramic 36 is fixedly connected to the top of the bottom frame 38.

[0030] In the embodiment, when the device works, the line is controlled through the cooperation of the cooling cap 31, the upper connecting plate 32, the arc extinguishing chamber porcelain bottle 33, the mutual inductor 34, the lower connecting plate 35 and the supporting ceramic 36.

[0031] In addition, in order to facilitate the replacement of the arc extinguishing medium piece 3, as shown in Figures 6-7 As shown, a plurality of side frames 311 are fixedly connected to the top of the switch body 12, the connecting head 13 is between the two side frames 311, the bottom frame 38 is fixedly connected to the two sides of the bottom frame 38, a clamping frame 39 is fixedly connected to the two sides of the bottom frame 38, a clamping groove 310 matched with the clamping frame 39 is formed in the side frame 311, a top plate 312 is arranged above the side frame 311, an insertion rod 314 and a spring 315 are fixedly connected to the bottom of the top plate 312, the insertion rod 314 is on one side of the spring 315, the free end of the insertion rod 314 moves through the clamping frame 39 and the side frame 311, and the bottom of the spring 315 is fixedly connected to the top of the side frame 311.

[0032] In the embodiment, when the personnel need to install the bottom frame 38, the bottom frame 38 is clamped with the connector 13 through the bottom hole 37, the bottom frame 38 is rotated, the clamping frame 39 on the bottom frame 38 is clamped with the clamping slot 310 on the side frame 311, the top plate 312 is pulled through the spring 315, the top plate 312 drives the insertion rod 314 to move, so that the insertion rod 314 is inserted between the top plate 312 and the side frame 311, and then the clamping frame 39 and the bottom frame 38 are fixed, when the bottom frame 38 needs to be replaced, the top plate 312 is pulled, the top plate 312 drives the insertion rod 314 to separate from the top plate 312 and the side frame 311, and then the bottom frame 38 can be removed and replaced.

[0033] When the personnel need to pull the pull ring 313, in order to facilitate the pull ring 313 to be pulled, as shown in the figure, the top of the top plate 312 is fixedly connected with the pull ring 313, and the pull hole is arranged on the pull ring 313. Figures 6-7

[0034] In the embodiment, when the top plate 312 needs to be pulled, the top plate 312 is facilitated to be replaced through the pull hole and the pull ring 313.

[0035] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.​

Claims

1. An outdoor three-phase sulfur hexafluoride load break switch characterized by: The utility model provides a kind of switch, including switch piece (1), detachable arc-extinguishing medium piece (3) is mounted on the top of the switch piece (1), and support piece (2) is installed at the bottom of the switch piece (1), the support piece (2) includes base pipe (25), the base pipe (25) top is fixedly connected to the bottom of the switch piece (1), and the base pipe (25) bottom is recessed to form second screw hole (27), the inside of the second screw hole (27) is screwed with screw rod (24), the screw rod (24) bottom is fixedly connected with extension rod (23), the extension rod (23) bottom is recessed to form first screw hole (26), and the first screw hole (26) is matched with screw rod (24).

2. An outdoor three-phase sulfur hexafluoride load break switch according to claim 1, characterized in that: The extension rod (23) below is provided with fixed seat (21), the fixed seat (21) top is fixedly connected with bottom bar (22), and the bottom bar (22) is screwed with first screw hole (26).

3. An outdoor three-phase SF6 load break switch according to claim 1, characterized in that: The switch piece (1) includes switch body (12), the switch body (12) top is fixedly connected with a plurality of connecting heads (13), and switch body (12) below is installed with switch board (11), and the bottom of the arc-extinguishing medium piece (3) is recessed to form bottom hole (37) matched with connecting head (13).

4. An outdoor three-phase SF6 load break switch according to claim 3, characterized in that: The arc-extinguishing medium piece (3) includes bottom frame (38), the bottom hole (37) is formed in the bottom of bottom frame (38), and the bottom frame (38) top is sequentially fixedly connected with cooling cap (31), upper connecting plate (32), arc-extinguishing chamber porcelain bottle (33), mutual inductor (34), lower connecting plate (35) and support ceramic (36) from top to bottom, and the support ceramic (36) bottom is fixedly connected to the top of bottom frame (38).

5. An outdoor three-phase SF6 load break switch according to claim 3 or 4, characterized in that: The switch body (12) top is fixedly connected with a plurality of side frames (311), the connecting head (13) is between two side frames (311), and the both sides of the symmetrical bottom frame (38) are fixedly connected with clamping frame (39), the side frame (311) is provided with clamping groove (310) matched with clamping frame (39), the side frame (311) top is provided with top plate (312), the top plate (312) bottom is fixedly connected with inserting rod (314) and spring (315), the inserting rod (314) is at the side of spring (315), and the free end of inserting rod (314) moves and penetrates clamping frame (39) and side frame (311), and the spring (315) bottom is fixedly connected with the top of side frame (311).

6. An outdoor three-phase sulfur hexafluoride load break switch according to claim 5, characterized in that: The top of the top plate (312) is fixedly connected with pull ring (313), and the pull ring (313) is provided with pull hole.

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