CN214853909U - Protective device for pole-mounted switch - Google Patents

Abstract

The utility model discloses a protector for column switch, include: the protective cover is used for covering the column switch; locate the fixed subassembly of protection casing, fixed subassembly is used for and the switch body fixed connection of column switch. When the protective device is used, the protective device for the column switch is arranged on the switch body of the column switch so as to utilize the protective cover to protect the column switch. It can be understood that, because the protection casing cover is located the column switch, consequently, can avoid birds or squirrel etc. directly to stop on the column switch to can avoid because of large-scale birds stop on the column switch or squirrel jump on the column switch etc. cause the column switch tripping operation short circuit phenomenon, simultaneously, can avoid birds to nest on the column switch, thereby can avoid dropping the column switch because of the branch of bird nest and lead to its tripping operation short circuit, ensure electric power normal operating.

Description

Protective device for pole-mounted switch

Technical Field

The utility model relates to a switch protection technology equipment technical field, more specifically say, relate to a protector for column switch.

Background

As the name suggests, the pole switch is a switch installed on an outdoor telegraph pole, and the pole switch is located outdoors, so that the situation that squirrels or birds and the like stay and inhabit on the pole switch often occurs, and when large birds stay on the pole switch for rest or when squirrels jump on the pole switch, a disconnecting link of the pole switch is easy to trip and short-circuit, and the normal working operation of electric power is affected. In addition, birds often build bird's nests in positions such as pole switch, pole cross arm and staple bolt, and the branch of bird's nest is soaked by the rainwater and is easily dropped on the switch on the pole switch when rainy day, also causes the switch tripping operation short circuit easily.

Therefore, how to prevent the short circuit caused by the trip of the knife switch of the pole-mounted switch due to the stoppage of birds, the jumping of squirrels and the nesting of birds is a problem to be solved urgently by those skilled in the art at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a column switch is with protector can avoid leading to the switch tripping operation short circuit of column switch because of birds stop, squirrel jump and bird nest, ensures electric power normal operating.

In order to achieve the above object, the present invention provides the following technical solutions:

a pole top switch protector comprising:

the protective cover is used for covering the column switch;

locate the fixed subassembly of protection casing, fixed subassembly is used for and the switch body fixed connection of column switch.

Preferably, the fixed subassembly includes first median septum, the bottom of first median septum is equipped with the first draw-in groove of reverse V-arrangement, first draw-in groove is used for the first supporting part of chucking switch body.

Preferably, the height position of the first middle clapboard is adjustable and is arranged on the protective cover.

Preferably, the protection casing is provided with a long hole extending in the height direction, and the first middle partition plate is locked and fixed with the protection casing through a first locking bolt penetrating through the long hole.

Preferably, the fixed assembly further comprises a second middle partition plate arranged at an interval with the first middle partition plate, an inverted U-shaped second clamping groove is formed in the bottom of the second middle partition plate, the central line of the second clamping groove is collinear with the central line of the first clamping groove, and the second clamping groove is used for clamping a second supporting portion of the switch body.

Preferably, the fixing assembly comprises:

the pull rod is slidably arranged on the protective cover, one end of the pull rod is provided with a clamping hook, and the clamping hook is used for clamping with the switch body;

and the locking part is used for locking the pull rod after the clamping hook and the switch body are clamped in place.

Preferably, the pull rod is provided with a rack, and the protective cover is provided with a gear in meshing transmission with the rack; the locking piece comprises a ratchet wheel fixedly connected with the gear and a pawl matched and locked with the ratchet wheel.

Preferably, one end of the pull rod, which is far away from the hook, is provided with a pull lug which is convenient for pulling the pull rod.

Preferably, the fixing assembly comprises:

the clamping block is arranged on the protective cover in a sliding mode and used for aligning to a switch lifting lug of the switch body, and the clamping block is provided with a threaded mounting hole;

and the second locking bolt is used for being matched and screwed with the threaded mounting hole and is used for enabling the clamping block to clamp the switch lifting lug by screwing the second locking bolt when the clamping block is aligned with the switch lifting lug.

Preferably, the top of the protective cover is provided with a detachable hanging ring.

The utility model provides a protector for column switch during the use, installs on the switch body of column switch to utilize the protection casing to come to play the guard action to column switch. It can be understood that, because the protection casing cover is located the column switch, consequently, can avoid birds or squirrel etc. directly to stop on the column switch to can avoid because of large-scale birds stop on the column switch or squirrel jump on the column switch etc. cause the column switch tripping operation short circuit phenomenon, simultaneously, can avoid birds to nest on the column switch, thereby can avoid dropping the column switch because of the branch of bird nest and lead to its tripping operation short circuit, ensure electric power normal operating.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a protective device for a pole top switch according to an embodiment of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a left side view of FIG. 1;

FIG. 4 is a right side view of FIG. 1;

FIG. 5 is a top view of FIG. 1;

fig. 6 is a bottom view of fig. 1.

The reference numerals in fig. 1 to 6 are as follows:

the device comprises a protective cover 1, a long hole 11, a strip-shaped mounting hole 12, a through hole 13, a first middle partition plate 2, a second middle partition plate 3, a pull rod 4, a clamping hook 41, a rack 42, a pull lug 43, a gear 5, a ratchet 6, a pawl 7 and a hanging ring 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The core of the utility model is to provide a protector for column switch can avoid leading to the switch tripping operation short circuit of column switch because of birds outage, squirrel jump and bird nest, ensures electric power normal operating.

Referring to fig. 1 to 6, fig. 1 is a schematic structural view of a protective device for a pole top switch according to an embodiment of the present invention; FIG. 2 is a front view of FIG. 1; FIG. 3 is a left side view of FIG. 1; FIG. 4 is a right side view of FIG. 1; FIG. 5 is a top view of FIG. 1; fig. 6 is a bottom view of fig. 1.

The utility model provides a protector for column switch, including protection casing 1 and fixed subassembly, protection casing 1 is used for the cover to locate on column switch, and protection casing 1 is located to fixed subassembly for with the switch body fixed connection of column switch, in order to play the effect of being fixed in the switch body of column switch with protection casing 1.

That is, when in use, the protection device for the pole top switch is mounted on the switch body of the pole top switch so as to protect the pole top switch by using the protection cover 1. It can be understood that, because the protection casing 1 covers and locates on the column switch, consequently, can avoid birds or squirrel etc. directly to stop on the column switch to can avoid because of the large-scale birds stop on the column switch or the pole switch tripping operation short circuit phenomenon that the squirrel jumps etc. and causes on the column switch, simultaneously, can avoid birds to nest on the column switch, thereby can avoid falling the branch of bird's nest to the column switch and lead to its tripping operation short circuit, ensure electric power normal operating.

It can be understood that the protection cover 1 is fixedly arranged on the switch body of the column switch through the fixing component, and the firmness of the position of the protection cover 1 can be ensured, so that the protection cover 1 can play a role in protecting the column switch for a long time.

It should be noted that, the specific structure of the fixing assembly is not limited in this embodiment, as long as the protection cover 1 can be fixedly disposed on the switch body of the pole-mounted switch.

As a preferable scheme, as shown in fig. 3, on the basis of the above embodiment, the fixing assembly includes a first middle partition board 2, and a first clamping groove in an inverted V shape is formed at the bottom of the first middle partition board 2, and the first clamping groove is used for clamping the first supporting portion of the switch body. That is to say, during the installation, locate the column switch with the cover of protection casing 1 from the top down on to make first draw-in groove card go into the first supporting part of switch body, until first draw-in groove and first supporting part chucking, rely on the gravity of protection casing 1 to make first draw-in groove chucking first supporting part all the time, realize the fixed of protection casing 1 and column switch's switch body. That is, this embodiment utilizes first draw-in groove to hold first supporting part tightly as the staple bolt, and fixed mode is simple, the operation of being convenient for. Meanwhile, as the first clamping groove is of a V-shaped structure, the protective cover 1 can be positioned by the cooperation of the V-shaped first clamping groove and the first supporting part during installation, so that the accuracy of the installation position of the protective cover 1 is ensured.

In addition, it is understood that the height dimension of the first supporting portion of the switch body may be different for different types of pole switches, and therefore, in order to make the protection cover 1 capable of adapting to different types of pole switches, on the basis of the above-mentioned embodiment, the height position of the first middle partition plate 2 is adjustably provided to the protection cover 1. That is, in the present embodiment, the height position of the first middle partition 2 is adjusted to have a suitable height, so that the first middle partition 2 can be adapted to the first supporting portions with different heights, and the versatility of the protective device for a pole switch is improved.

It should be noted that, in this embodiment, a specific implementation manner of adjusting the height position of the first middle partition board 2 is not limited, as long as the adjustment of the height position of the first middle partition board 2 can be realized, and at the same time, after the first middle partition board 2 is adjusted in place, the first middle partition board 2 and the protective cover 1 can be fixed.

As a preferable mode, as shown in fig. 1 and 2, on the basis of the above embodiment, the protection cover 1 is provided with a long hole 11 extending in the height direction, and the first middle partition plate 2 is locked and fixed to the protection cover 1 by a first locking bolt penetrating through the long hole 11. That is to say, the lateral part of first median septum 2 is equipped with the screw hole, and first locking bolt passes back and this screw hole cooperation locking from rectangular hole 11, realizes the fixed of first median septum 2 and protection casing 1. Because connect through first locking bolt and belong to a detachable connected mode, and rectangular hole 11 extends along the direction of height, consequently, through the different positions that make the screw hole of first median septum 2 aim at rectangular hole 11, can be fixed in first median septum 2 on different heights to can realize the regulation of first median septum 2 high position, this simple structure, the regulation of being convenient for.

Further, in view of the accuracy of positioning the protection cover 1 and avoiding the protection cover 1 from being inclined, as shown in fig. 4, on the basis of the above embodiment, the fixing assembly further includes a second middle partition plate 3 spaced from the first middle partition plate 2, and the bottom of the second middle partition plate 3 is provided with an inverted U-shaped second clamping groove, a central line of the second clamping groove is collinear with a central line of the first clamping groove, and the second clamping groove is used for clamping a second supporting portion of the switch body. That is to say, this embodiment utilizes first draw-in groove and second draw-in groove mating reaction, comes to carry on spacingly to protection casing 1 to avoid protection casing 1 to crooked etc. of central line for first draw-in groove, can promote the accuracy of protection casing 1 location.

Preferably, the second middle partition plate 3 is fixedly connected with the protective cover 1 through a third locking bolt.

It should be noted that, in the above embodiments, specific positions of the first supporting portion and the second supporting portion are not limited, that is, a person skilled in the art may select a suitable supporting portion according to a specific structure of the pole-mounted switch, so that the supporting portion is matched and clamped with the first slot and the second slot; of course, the supporting portion matched with the first clamping groove and the second clamping groove can be processed at the proper position of the switch on the column according to the specific arrangement position of the first clamping groove and the second clamping groove on the protective cover 1. Preferably, the first support part and the second support part are both insulating support parts.

Considering another preferred implementation of the fixing assembly, as shown in fig. 1 and 2, on the basis of the above-mentioned embodiment, the fixing assembly includes a pull rod 4 and a locking member, the pull rod 4 is slidably disposed on the protection cover 1, one end of the pull rod 4 is provided with a hook 41, and the hook 41 is used for clamping with the switch body; the locking piece is used for locking the pull rod 4 after the clamping hook 41 and the switch body are clamped in place. That is, the embodiment installs the protection cover 1 in place by pulling the pull rod 4, and locks the pull rod 4 by the locking member, ensuring the clamping state of the hook 41 and the switch body. As shown in fig. 1 and 2, the sliding direction of the pull rod 4 is a direction inclined upwards, or the sliding direction of the pull rod 4 is a horizontal direction, after the protective cover 1 descends to the right position, the pull rod 4 is pulled to clamp the hook 41 and the switch body, so that the protective cover 1 can be positioned in the moving direction of the pull rod 4, and meanwhile, the protective cover 1 and the switch body of the column switch are fixed by means of the clamping action of the hook 41 and the switch body.

In view of the convenience of the locking piece for locking the pull rod 4, on the basis of the above embodiment, the pull rod 4 is provided with the rack 42, and the shield 1 is provided with the gear 5 which is in meshing transmission with the rack 42; the locking piece comprises a ratchet wheel 6 fixedly connected with the gear 5 and a pawl 7 matched and locked with the ratchet wheel 6. That is, the present embodiment realizes the automatic locking of the pull rod 4 by the cooperation of the ratchet 6 and the pawl 7. When the pull rod 4 is pulled, the gear 5 drives the ratchet wheel 6 to rotate towards one direction together due to the meshing transmission of the rack 42 and the gear 5, when the pull rod 4 is pulled in place, the pull rod 4 is loosened, at the moment, the ratchet wheel 6 can be prevented from rotating towards the opposite direction under the action of the pawl 7, namely, the gear 5 cannot rotate reversely at the moment, therefore, the ratchet wheel 6 locks the rack 42 through the gear 5, the pull rod 4 can be automatically locked, only the pull rod 4 needs to be pulled manually, and the clamping hook 41 is clamped with the switch body.

Further, in order to facilitate pulling the pull rod 4, on the basis of the above-mentioned embodiment, the end of the pull rod 4 away from the hook 41 is provided with a pull lug 43 for facilitating pulling the pull rod 4. That is, when the pull rod 4 needs to be pulled, an external force is applied to the pull tab 43. Preferably, the pole-mounted switch protection device further comprises a matched installation tool, such as an insulating rod, and the pull rod 4 can be pulled by the insulating rod pulling the pull lug 43.

In addition, in view of another implementation scheme of the fixing assembly, on the basis of the above embodiment, the fixing assembly includes a clamping block and a second locking bolt, the clamping block is slidably disposed on the protective cover 1, the clamping block is provided with a threaded mounting hole, the clamping block is used for aligning with the switch lifting lug of the switch body, and the second locking bolt is used for being screwed in cooperation with the threaded mounting hole, so that when the clamping block is aligned with the switch lifting lug, the clamping block is made to clamp the switch lifting lug by screwing the second locking bolt, and the protective cover 1 is fixed to the column switch. It will be appreciated that the clamping block is slidable to align it with the switch lug of the switch body by sliding the clamping block, which may improve the versatility of the clamping block to enable it to be adapted to different models of pole switches.

It should be noted that the clamping block is not shown in fig. 1-6, and as shown in fig. 1, it is preferable that the side wall of the protective cover 1 is provided with a strip-shaped mounting hole 12 for penetrating and mounting a slide rail on which the clamping block is slidably mounted.

Further, in order to facilitate installation of the protective cover 1 when the pole-mounted switch is electrified, it is preferable that the first locking bolt and the second locking bolt are nylon bolts in each of the above embodiments, so as to satisfy the electrified installation.

It should be noted that the different implementation schemes of the fixing component may exist separately, that is, any one of the fixing manners is adopted to realize the fixing of the protective cover 1; the protective cover 1 can be combined and fixed more firmly by combining and fixing the protective cover.

In addition, when the protection cover 1 is installed, in order to facilitate the protection cover 1 to be lifted above the pole-mounted switch, on the basis of the above-mentioned embodiment, the top of the protection cover 1 is provided with a detachable hanging ring 8. That is to say, when installation protection casing 1, rings 8 on protection casing 1 are cliied to usable hydraulic pressure insulator spindle pliers, from the post switch directly over from last down buckle protection casing 1 on the post switch to utilize fixed subassembly to realize the fixed of protection casing 1 and switch body, accomplish the back when the installation of protection casing 1, can dismantle rings 8, in order to ensure the level and smooth at protection casing 1 top, make the top of protection casing 1 not have obvious protruding foreign matter. The specific detachable mode of the hanging ring 8 is not limited in this embodiment, as long as the hanging ring can be detachably and fixedly arranged on the top of the protective cover 1.

In the above embodiments, the specific material of the protective cover 1 is not limited, and in order to implement the installation of the protective cover 1 when the pole-mounted switch is electrified, as a preferable scheme, the protective cover 1 is an insulating protective cover 1, and the fixing component is an insulating fixing component. That is, protection casing 1 and fixed subassembly all have insulating nature, consequently, can be under the electrified circumstances of column switch, this protector for column switch of direct mount avoids at first just can installing protector for column switch after the column switch outage to can realize this protector for column switch's installation under the circumstances that does not influence electric power normal work, reach the purpose of reforming transform current column switch.

In addition, in order to facilitate the intuitive observation of the state of the switch on the column and the disconnection point thereof, as a preferable mode, the shield 1 is a transparent shield 1 on the basis of the above-described embodiment. That is to say, the outward appearance of protection casing 1 is penetrating to the pole switch can be observed from the protection casing 1 outside clearly, realizes the visual of pole switch under the prerequisite that has protection casing 1.

It is understood that there are various materials satisfying the insulation and transparency, for example, glass, etc., and those skilled in the art can select an appropriate material to form the shield 1 according to actual conditions, and as a preferable mode, the shield 1 is formed of a polycarbonate plate based on the above-mentioned embodiment. It will be appreciated that polycarbonate sheet, which is electrically and optically insulating, and which also has properties of high strength, light weight and flame resistance, is a preferred choice for the protective cover 1 for pole-mounted switches.

Preferably, the glass transition temperature of the protective cover 1 formed from polycarbonate sheet is greater than 80 ℃.

It should be noted that, considering that the application environment of the protective device for the pole switch is outdoor and the pole switch belongs to the charged equipment, it is preferable that the protective cover 1 and the fixing member have both oxidation resistance and flame retardancy for safety. In addition, it can be understood that there are certain requirements for the lightning impact resistance, the wind resistance and the like of the protective cover 1 and the fixing component, and those skilled in the art can select the protective cover 1 meeting the above requirements according to actual requirements.

In the above embodiments, the specific shape of the shield 1 is not limited, and for example, the shield 1 may be a plate-like member that covers the pole switch and is provided above the pole switch, as long as it can prevent branches of squirrels, birds, or bird nests from falling on the pole switch. Of course, the protection cover 1 may also be a bottomless box-shaped member, that is, the protection cover 1 has a top plate and a circumferential side plate, the circumferential side plate is closed to surround the outer circumferential portion of the column switch, and the top plate covers the top of the column switch to play a role in protecting the column switch in multiple directions.

In addition, as a preferable mode, on the basis of the above embodiment, the protection cover 1 is an inverted U-shaped protection cover 1. Combining the structure of the pole-mounted switch and the installation situation of the pole-mounted switch, the inverted U-shaped protective cover 1 is convenient to install, and can play a good protective role for the pole-mounted switch relatively speaking.

In view of the convenience of processing the inverted U-shaped shield cap 1, on the basis of the above-described embodiment, the shield cap 1 is hot-bent. That is, the inverted U-shaped protective cover 1 in this embodiment is an integrated structural member, and is formed by hot bending process, and the processing is convenient.

In addition, in order to improve the ventilation performance of the protection cover 1 and reduce the weight of the protection cover 1, on the basis of the above embodiment, two parallel side walls of the protection cover 1 are respectively provided with a plurality of through holes 13. It can be understood that, the present embodiment is advantageous to heat dissipation by providing the through holes 13 on the side wall of the protection cover 1 for ventilation, and at the same time, the weight of the protection cover 1 itself can be reduced, and in addition, when wind blows, the stress on the protection cover 1 can be reduced because the area of the side wall of the protection cover 1 is reduced by providing the through holes 13.

It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above the utility model provides a protector for column switch has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A protective device for a pole top switch, comprising:

a protective cover (1) used for covering the column switch;

locate the fixed subassembly of protection casing (1), fixed subassembly is used for with the switch body fixed connection of column switch.

2. The pole-mounted switch protector as claimed in claim 1, wherein the fixing assembly comprises a first middle partition plate (2), the bottom of the first middle partition plate (2) is provided with a first clamping groove in an inverted V shape, and the first clamping groove is used for clamping the first supporting part of the switch body.

3. The pole switch protection device according to claim 2, wherein the first intermediate spacer (2) is provided at the protection cover (1) so as to be adjustable in height.

4. The pole switch protection device according to claim 3, wherein the protection cover (1) is provided with a long hole (11) extending in the height direction, and the first middle partition plate (2) is locked and fixed with the protection cover (1) through a first locking bolt penetrating through the long hole (11).

5. The pole switch protector according to claim 2, characterized in that the fixing assembly further comprises a second middle partition plate (3) spaced from the first middle partition plate (2), and a second notch of an inverted U shape is formed at the bottom of the second middle partition plate, and the center line of the second notch is collinear with the center line of the first notch, and the second notch is used for clamping a second supporting portion of the switch body.

6. The pole top switch protector as recited in any one of claims 1 to 5, wherein said securing assembly comprises:

the pull rod (4) is slidably arranged on the protective cover (1), one end of the pull rod (4) is provided with a clamping hook (41), and the clamping hook (41) is used for being clamped with the switch body;

and the locking piece is used for locking the pull rod (4) after the clamping hook (41) and the switch body are clamped in place.

7. The pole switch protection device according to claim 6, characterized in that the pull rod (4) is provided with a rack (42), and the protection cover (1) is provided with a gear (5) in meshing transmission with the rack (42); the locking piece comprises a ratchet wheel (6) fixedly connected with the gear (5) and a pawl (7) matched and locked with the ratchet wheel (6).

8. A pole switch protector according to claim 6 characterized in that the end of the pull rod (4) remote from the catch (41) is provided with a pull tab (43) for facilitating pulling of the pull rod (4).

9. The pole top switch protector as recited in any one of claims 1 to 5, wherein said securing assembly comprises:

the clamping block is arranged on the protective cover (1) in a sliding mode and used for aligning with a switch lifting lug of the switch body, and the clamping block is provided with a threaded mounting hole;

and the second locking bolt is used for being matched and screwed with the threaded mounting hole and is used for enabling the clamping block to clamp the switch lifting lug by screwing the second locking bolt when the clamping block is aligned with the switch lifting lug.

10. A protection device for a pole switch according to any of claims 1-5, characterized in that the top of the protection cover (1) is provided with a detachable suspension ring (8).

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