CN212230326U - Outdoor user demarcation vacuum load switch - Google Patents

Abstract

The utility model discloses an outdoor user boundary vacuum load switch, which comprises a box body, wherein the left side and the right side of the box body are respectively fixedly provided with a fixing device, the fixing device comprises a fixed plate, a supporting plate, a buckling plate, a top plate and a locking plate which are connected in sequence, the fixed plate is fixedly arranged at the two sides of the box body, the fixed plate is respectively provided with through holes at equal intervals, a sealing elastic membrane is fixedly arranged in the through holes, a plurality of buckling parts are respectively inserted in the through holes, a containing rod is arranged at the outer side of the buckling parts, a wire inlet cable and a wire outlet cable are respectively inserted in the wire inlet pipe sleeve and the wire outlet pipe sleeve, the top of the box body is fixedly provided with a support, the top of the support is provided with a plurality of mounting frames, the mounting frames are arranged on the same central axis, the locking plate is attached at the two sides of, the utility model discloses sealing performance is excellent, and it is convenient to install, and the fault rate is low and cost of maintenance is low.

Description

Outdoor user demarcation vacuum load switch

Technical Field

The utility model relates to a load switch field, concretely relates to outdoor user boundary vacuum load switch.

Background

The user boundary switch is an intelligent switch designed by electromechanical integration of distribution lines below 24KV, and mainly comprises a load switch body and an intelligent controller, wherein the load switch adopts an SF6 gas arc extinguishing mode, the controller and the switch body are electrically connected by an aviation connector and a cable, so that the protection and automatic monitoring functions are realized, the single-phase grounding fault can be automatically removed and the phase-to-phase short circuit fault can be automatically isolated when the intelligent switch is installed on a 12KV-24KV overhead line, the power utilization safety of non-fault users is ensured, and the user boundary switch effect is realized. The load switch body is filled with SF6 gas serving as an insulating medium and used for arc extinction, although SF6 gas is stable in chemical property, poisonous substances can be electrolyzed at high temperature, and direct discharge is easy to cause serious pollution, so that the load switch box body is required to have good sealing property, the two sides of the box body are respectively provided with the wire inlet pipe sleeve and the wire outlet pipe sleeve, when the wire inlet cable and the wire outlet cable are respectively inserted into the box body from the wire inlet pipe sleeve and the wire outlet pipe sleeve, the sealing property of the box body is easy to damage, the pressure in the box body is reduced, repeated inflation is realized, the SF6 gas cost is increased, in addition, the load switch is mainly fixed on a telegraph pole through a bracket at the top of the box body, when heavy weather occurs, the wire inlet cable and the wire outlet cable spliced on the two.

Disclosure of Invention

In order to solve the problem, the utility model aims at providing an outdoor user boundary vacuum load switch guarantees the leakproofness of box when cable and pipe box are pegged graft to strengthen the fixed of pipe box and circuit, reduce the fault rate, reduce the maintenance number of times.

The utility model adopts the technical proposal that:

the outdoor user demarcation vacuum load switch comprises a box body, wherein fixing devices are fixedly arranged on the left side and the right side of the box body respectively, each fixing device comprises a fixing plate, a supporting plate, a buckling plate, a top plate and a locking plate which are connected in sequence, the fixing plates are fixedly arranged on the two sides of the box body, through holes are formed in the fixing plates at equal intervals respectively, a sealing elastic membrane is fixedly arranged in each through hole, a wire inlet pipe sleeve and a wire outlet pipe sleeve are inserted in each through hole respectively, a plurality of buckling parts are fixedly arranged on the buckling plates, accommodating rods are arranged on the outer sides of the buckling parts, redundant cables are wound between the accommodating rods on the outer sides of the buckling parts conveniently, wire inlet cables and wire outlet cables are inserted in the wire inlet pipe sleeves and the wire outlet pipe sleeves respectively, and the wire inlet cables and the wire outlet cables penetrate through the buckling parts, the, The fixed plate with sealed elastic membrane stretches into in the box, the fixed support that is equipped with in box top, the support top is equipped with a plurality of mounting brackets, the mounting bracket is located on same axis, the jam plate subsides are located the support both sides, the support lateral wall with all be equipped with the lockhole on the jam plate symmetric position, the lockhole interpolation is equipped with the fixed lock and through the rotation the fixed lock is fixed.

Preferably, the diameters of the sealing elastic membrane, the wire inlet pipe sleeve and the wire outlet pipe sleeve are the same.

Preferably, the fixing plate, the supporting plate, the retaining plate, the top plate and the locking plate are fixedly connected with a hinge at the joint of the fixing plate, the supporting plate, the retaining plate, the top plate and the locking plate respectively, so that the fixing of the fixing device is enhanced, and the fixing plate, the supporting plate, the retaining plate, the top plate and the locking plate are vertically connected.

Preferentially, the front side of the box body is provided with an operating rod, two ends of the operating rod are respectively provided with an insulating handle, the risk of manual switching-on and switching-off is reduced, a respirator is fixedly arranged below the box body, and dust and the like are prevented from entering the box body.

Preferably, the box is filled with SF6 gas, and acts as an insulating medium and acts as an arc extinguishing gas in the box.

Preferably, the wire inlet pipe sleeve and the wire outlet pipe sleeve are made of silicon rubber materials.

The utility model has the advantages that:

1. the wire inlet pipe sleeve and the wire outlet pipe sleeve penetrate through the sealing elastic membrane in the fixing plate and are inserted into the box body, and the sealing elastic membrane is matched with the pipe sleeve to improve the sealing performance of the pipe sleeve, so that SF6 gas leakage and multiple filling cost are avoided;

2. the fixing plate, the supporting plate, the buckling plate, the top plate and the locking plate are folded for four times and fixedly arranged on two sides of the box body, the fixing plate and the elastic sealing film are used for fixing the pipe sleeve once, the buckling piece on the supporting plate penetrates through the cable and the pipe sleeve to be fixed twice, the fixing lock penetrates through the locking plate and the side wall of the support to be fixed threefully, the pipe sleeve is fixedly connected with the box body, the phenomenon that the pipe sleeve falls to enable a load switch to break down is avoided, and maintenance.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a top view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a top view of the fixing device of the present invention.

Labeled as: 1. the novel multifunctional electric bicycle comprises a box body, 11 a bracket, 12 a mounting rack, 13 an operating rod, 131 an insulating handle, 14 a respirator, 2 a fixing device, 21 a fixing plate, 211 a sealing elastic membrane, 22 a supporting plate, 23 a buckling and pressing plate, 231 a buckling and pressing piece, 232 a containing rod, 24 a top plate, 25 a locking plate, 251 a locking hole, 252 a fixing lock, 26 a hinge, 3 an incoming line pipe sleeve, 31 an incoming line cable, 4 an outgoing line pipe sleeve and 41 an outgoing line cable.

Detailed Description

As shown in FIGS. 1-3, an outdoor user demarcation vacuum load switch comprises a box body 1, wherein fixing devices 2 are respectively and fixedly arranged on the left side and the right side of the box body 1, each fixing device 2 comprises a fixing plate 21, a supporting plate 22, a buckling plate 23, a top plate 24 and a locking plate 25 which are sequentially connected, the fixing plates 21 are fixedly arranged on the two sides of the box body 1, through holes are respectively arranged on the fixing plates 21 at equal intervals, sealing elastic films 211 are fixedly arranged in the through holes, a wire inlet pipe sleeve 3 and a wire outlet pipe sleeve 4 are respectively inserted in the through holes, a plurality of buckling parts 231 are fixedly arranged on the buckling plates 23, accommodating rods 232 are arranged on the outer sides of the buckling parts 231, redundant cables can be conveniently wound between the accommodating rods 232 on the outer sides of the buckling parts 231, a wire inlet cable 31 and a wire outlet cable 41 are respectively inserted in the wire inlet pipe sleeve 3 and the wire outlet, The wire outlet pipe sleeve 4, the fixing plate 21 and the sealing elastic membrane 211 extend into the box body 1, the support 11 is fixedly arranged at the top of the box body 1, the load switch is convenient to carry, the mounting frames 12 are arranged at the top of the support 11, the mounting frames 12 are arranged on the same central axis, the locking plates 25 are attached to two sides of the support 11, locking holes 251 are formed in the symmetrical positions of the side wall of the support 11 and the locking plates 25, and fixing locks 252 are inserted into the locking holes 251 and fixed through rotating fixing locks 252.

Specifically, as shown in fig. 1-2, the sealing elastic film 211, the inlet wire housing 3, and the outlet wire housing 4 have the same diameter.

Specifically, as shown in fig. 2-3, the connecting positions of the fixing plate 21, the supporting plate 22, the retaining plate 23, the top plate 24 and the locking plate 25 are respectively and fixedly connected with a hinge 26 to enhance the fixing of the fixing device 2, and the fixing plate 21, the supporting plate 22, the retaining plate 23, the top plate 24 and the locking plate 25 are vertically connected.

Specifically, as shown in fig. 2, a control lever 13 is arranged on the front side of the box body 1, two ends of the control lever 13 are respectively provided with an insulating handle 131, so that the risk of manual switching on and switching off is reduced, and a breather 14 is fixedly arranged below the box body 1 to prevent dust and the like from entering the box body 1.

Specifically, as shown in fig. 1 to 2, SF6 gas is filled in the case 1, and acts as an insulating medium and an arc extinguishing function in the case 1.

Specifically, as shown in fig. 1-2, the inlet wire sleeve 3 and the outlet wire sleeve 4 are both made of silicon rubber materials.

As shown in fig. 1-3, the working principle of the present invention is: fixing a load switch on an outdoor column through a mounting frame 12, fixing plates 21 of a fixing device 2 on two sides of a box body 1, enabling an incoming wire pipe sleeve 3 and an outgoing wire pipe sleeve 4 to penetrate through a sealing elastic film 211 and extend into the box body 1, rotating a supporting plate 22 and a buckling and pressing plate 23 by 90 degrees, buckling and pressing a buckling and pressing piece 231 on the buckling and pressing plate 23 at the tail ends of the incoming wire pipe sleeve 3 and the outgoing wire pipe sleeve 4 for secondary fixing, then respectively enabling an incoming wire cable 31 and an outgoing wire cable 41 to penetrate through the buckling and pressing piece 231, the buckling and pressing plate 23, the incoming wire pipe sleeve 3, the outgoing wire pipe sleeve 4 and the fixing plates 21 to extend into the box body 1, rotating a top plate 24 and a locking plate 25 by 90 degrees, attaching the locking plate 25 to the side wall of a support 11, enabling a fixing lock 252 to penetrate through a lock hole.

The utility model has the advantages that: the sealing performance is excellent, the installation is convenient, the failure rate is low, and the maintenance cost is low.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. An outdoor user demarcation vacuum load switch which characterized in that: the box body is characterized by comprising a box body, fixing devices are fixedly arranged on the left side and the right side of the box body respectively, each fixing device comprises a fixing plate, a supporting plate, a buckling plate, a top plate and a locking plate which are sequentially connected, the fixing plates are fixedly arranged on the two sides of the box body, through holes are formed in the fixing plates at equal intervals respectively, a sealing elastic membrane is fixedly arranged in each through hole, a wire inlet pipe sleeve and a wire outlet pipe sleeve are respectively inserted in each through hole, a plurality of buckling parts are fixedly arranged on each buckling plate, accommodating rods are arranged on the outer sides of the buckling parts, wire inlet cables and wire outlet cables are respectively inserted in the wire inlet pipe sleeves and the wire outlet pipe sleeves, the wire inlet cables and the wire outlet cables respectively penetrate through the buckling parts, the buckling plates, the wire inlet pipe sleeves, the wire outlet pipe sleeves, the fixing plates and the sealing elastic membranes and, the mounting bracket is arranged on the same central axis, the locking plates are attached to two sides of the support, locking holes are formed in the side wall of the support and the symmetrical positions of the locking plates, and fixing locks are inserted into the locking holes and fixed through rotation.

2. The outdoor user demarcation vacuum load switch of claim 1, wherein: the diameters of the sealing elastic film, the wire inlet pipe sleeve and the wire outlet pipe sleeve are the same.

3. The outdoor user demarcation vacuum load switch of claim 1, wherein: the fixing plate, the supporting plate, the buckling plate, the top plate and the locking plate are fixedly connected with hinges at the connection positions of the fixing plate, the supporting plate, the buckling plate, the top plate and the locking plate respectively.

4. The outdoor user demarcation vacuum load switch of claim 1, wherein: the front side of the box body is provided with an operating rod, two ends of the operating rod are respectively provided with an insulating handle, and a respirator is fixedly arranged below the box body.

5. The outdoor user demarcation vacuum load switch of claim 1, wherein: and the box body is filled with insulating dry gas.

6. The outdoor user demarcation vacuum load switch of claim 1, wherein: the inlet wire pipe sleeve and the outlet wire pipe sleeve are made of silicon rubber materials.

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