CN219287784U

CN219287784U - Static eliminator for indoor low-voltage switch equipment

Info

Publication number: CN219287784U
Application number: CN202223134974.8U
Authority: CN
Inventors: 陈灿; 何健
Original assignee: Hunan Hafu Electric Co ltd
Current assignee: Hunan Hafu Electric Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-30
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses an indoor low-voltage switchgear static eliminator which comprises a low-voltage cabinet, supporting feet and a protecting device. According to the utility model, the rotating rocker is arranged to drive the gear to rotate, the gear and the rack are meshed to drive the outer cover body to lift, and then the clamping device is driven to lift, so that the clamped grounding rod is enabled to upwards squeeze the spring along with the spring and further leave the ground.

Description

Static eliminator for indoor low-voltage switch equipment

Technical Field

The utility model relates to the technical field of low-voltage switch cabinets, in particular to an indoor low-voltage switch equipment static eliminator.

Background

The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion, the product meets the standard specification of GB7251.1-2013 low-voltage complete switch equipment (IDTIEC 60439-11999), and the low-voltage switch cabinet belongs to a product listed in the catalogue of 3C authentication mandatory authentication products.

In the use process of the existing indoor low-voltage switch equipment static eliminator, static electricity on a conductor is eliminated by a grounding method generally, but when the grounding rod is required to be retracted under special conditions, the used fixing mode is too simple, the grounding rod is easy to drop and damage under the action of external force, and the storage of the grounding rod is not facilitated.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an indoor low-voltage switch equipment static eliminator, which solves the problems.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: an indoor low-voltage switchgear static eliminator comprises a low-voltage cabinet, wherein supporting feet are fixed at the bottom of the low-voltage cabinet;

the bottom of low-voltage cabinet is fixed mutually with protector's top, protector includes spring, earthing pole, base, support column, rack, the dustcoat body, rocker, connecting strip, clamp, fixed column, gear, pawl, ratchet, the top elastic connection of bottom of low-voltage cabinet and earthing pole is passed through to the bottom of spring, the top of base is fixed mutually with the bottom of support column, the rear end of rack is fixed mutually with the front end of support column, the inboard of the dustcoat body and the outside sliding connection of support column, the left end of rocker rotates with the right-hand member of the dustcoat body to be connected, the right-hand member of connecting strip is fixed mutually with the left end of the dustcoat body, the right-hand member of clamp is fixed mutually with the left end of the inside of the dustcoat body, and its right-hand member rotates with the left end of gear to be connected, the right-hand member of gear is connected with the left end transmission of rocker, and its rear end meshes with the rack, the left end of pawl rotates with the right-hand member inboard of the dustcoat body to be connected with the outside of ratchet.

Preferably, the clamp comprises a protection cover, a rotating rod, an assembly body, a buffer cushion, a screw rod, a supporting block and a push plate, wherein the right end of the protection cover is fixed with the left end of a connecting strip, the bottom end of the rotating rod is fixed with the top end of the screw rod, the front and back sides of the top end of the assembly body are rotationally connected with the front and back sides of the inner part of the supporting block, the bottom end of the buffer cushion is fixed with the top end of the inner part of the assembly body, the outer side of the screw rod is matched with the inner threads of the supporting block, the bottom end of the buffer cushion is connected with the top end of the push plate, the front and back sides of the supporting block are fixed with the front and back ends of the inner part of the protection cover, and the front and back ends of the push plate are connected with the front and back ends of the assembly body.

Preferably, the base, the support column, the rack, the housing body, the rocker, the connecting bar, the fixed column, the gear, the pawl and the ratchet form an adjusting group, and the adjusting group is provided with two groups and symmetrically distributed on the left side and the right side of the front end of the low-voltage cabinet, so that synchronous operation is facilitated, and stable lifting operation is carried out on the grounding rod.

Preferably, the top end of the base is hollow, which is favorable for being fixed with the support column.

Preferably, the cross section of the adjusting group is L-shaped.

Preferably, the rotating rod is in a cross shape, so that the labor-saving pushing plate is pushed by the rotating rod.

Preferably, the bottom of the push plate is provided with an arc-shaped buffer pad which is matched with the shape of the grounding rod, so that the clamping is stable.

Preferably, a water drop-shaped empty groove is formed in the middle of the assembly body.

Preferably, the outer cover is made of tungsten steel.

Preferably, the assembly is made of stainless steel and has high strength.

(III) beneficial effects

The utility model provides an indoor low-voltage switch equipment static eliminator. The beneficial effects are as follows: through having set up the rotation rocker, drive the gear and rotate, gear and rack meshing drive the dustcoat body and go up and down, and then drive the clamp and go up and down for press from both sides the grounding rod including pressing from both sides the spring with it, and then leave ground, this protector is favorable to firmly pressing from both sides tightly, drive the grounding rod and go up and down, protects it, prevents to receive external force to drop and causes the damage, is favorable to protecting the grounding rod.

The utility model provides an indoor low-voltage switch equipment static eliminator. The beneficial effects are as follows: through the through hole that has set up the ground rod and has passed the clamp, twist the dwang, the push pedal is pushed to the ground rod direction extrusion to the screw rod, and the ground rod is firm to press from both sides tightly, prevents that the ground rod from receiving external force to drop, is favorable to the fixed of ground rod and firmly places.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a protective device according to the present utility model;

FIG. 3 is a schematic view of a detail section of the protection device of the present utility model;

FIG. 4 is a schematic side view of a detail of the protective device of the present utility model;

FIG. 5 is a schematic perspective view of a clamp according to the present utility model;

fig. 6 is a schematic view showing the internal structure of the clamp in the present utility model.

In the figure: the low-voltage cabinet comprises a low-voltage cabinet body 1, supporting legs 2, a protective device 3, a spring 31, a grounding rod 32, a base 33, a supporting column 34, a rack 35, an outer cover body 36, a rocker 37, a connecting strip 38, a clamp 39 the device comprises a fixed column-310, a gear-311, a pawl-312, a ratchet-313, a protective cover-391, a rotating rod-392, an assembly body-393, a buffer pad-394, a screw-395, a supporting block-396, a push plate-397 and an adjusting group-A.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the utility model provides a technical scheme of an indoor low-voltage switch device static eliminator, which comprises the following steps: an indoor low-voltage switchgear static eliminator comprises a low-voltage cabinet 1, wherein supporting feet 2 are fixed at the bottom of the low-voltage cabinet 1.

Referring to fig. 2-4, the utility model provides a technical scheme of an indoor low-voltage switch device static eliminator: an indoor low-voltage switchgear static eliminator comprises a bottom end of a low-voltage cabinet 1 fixed with the top of a protecting device 3, wherein the protecting device 3 comprises a spring 31, a grounding rod 32, a base 33, a supporting column 34, a rack 35, an outer cover 36, a rocker 37, a connecting strip 38, a clamping device 39, a fixed column 310, a gear 311, a pawl 312 and a ratchet 313, the bottom end of the low-voltage cabinet 1 is elastically connected with the top end of the grounding rod 32 through the spring 31, the top end of the base 33 is fixed with the bottom end of the supporting column 34, the rear end of the rack 35 is fixed with the front end of the supporting column 34, the inner side of the outer cover 36 is in sliding connection with the outer side of the supporting column 34, the left end of the rocker 37 is in rotary connection with the right end of the outer cover 36, the right end of the connecting strip 38 is fixed with the left end of the outer cover 36, the right end of the clamping device 39 is fixed with the left end of the connecting strip 38, the left end of the fixed column 310 is fixed with the left end of the inside of the outer cover 36, the right end of the fixed column is rotationally connected with the left end of the gear 311, the right end of the gear 311 is in transmission connection with the left end of the rocker 37, the rear end of the gear is meshed with the rack 35, the left end of the pawl 312 is rotationally connected with the right end of the outer cover 36, the inner side of the ratchet 313 is in transmission connection with the outer side of the rocker 37, the base 33, the support column 34, the rack 35, the outer cover 36, the rocker 37, the connecting strip 38, the fixed column 310, the gear 311, the pawl 312 and the ratchet 313 form an adjusting group A, the adjusting group A is provided with two groups which are symmetrically distributed on the left side and the right side of the front end of the low-voltage cabinet 1, synchronous operation is facilitated, the ground rod 32 is stably lifted, the top end of the base 33 is hollow, the ratchet wheel is conveniently fixed with the support column 34, the cross section of the adjusting group A is L-shaped, and the outer cover 36 is made of tungsten steel.

Referring to fig. 5-6, the utility model provides a technical scheme of an indoor low-voltage switch device static eliminator: an indoor low-voltage switchgear static eliminator comprises a clamp 39, which comprises a protection cover 391, a rotating rod 392, an assembly 393, a buffer cushion 394, a screw 395, a supporting block 396 and a push plate 397, wherein the right end of the protection cover 391 is fixed with the left end of a connecting strip 38, the bottom end of the rotating rod 392 is fixed with the top end of the screw 395, the front side and the rear side of the top end of the assembly 393 are rotationally connected with the front side and the rear side of the interior of the supporting block 396, the bottom end of the buffer cushion 394 is fixed with the top end of the assembly 393, the outer side of the screw 395 is matched with the internal threads of the supporting block 396, the bottom end of the buffer cushion is connected with the top end of the push plate 397, the front side and the rear side of the supporting block 396 are fixed with the front side and the rear side of the interior of the protection cover 391, the front side and the rear side of the push plate 397 are connected with the front side and the rear side of the interior of the assembly 393, the rotating rod 392 is in a cross shape, the labor-saving twisting rotating rod is favorable for pushing the 397, the bottom end of the push plate 397 is provided with an arc buffer cushion pad, the shape of the grounding rod 32 is matched with the shape, favorable for firm clamping, the middle part is provided with an assembly 393, and a hollow groove is made of steel and is formed by the hollow steel.

When in use, the protection device 3 is arranged in the installation groove of the low-voltage cabinet 1, and then;

when the pawl 312 is rotated and the pawl 312 is not clamped with the ratchet wheel 313, the rocker 37 is rotated to drive the gear 311 to rotate, the gear 311 is meshed with the rack 35 to drive the outer cover 36 to descend so as to drive the clamp 39 to descend, then the grounding rod 32 is pressed upwards to press the spring 31, the grounding rod 32 passes through the through hole of the clamp 39 after the space is enlarged, then the rotating rod 392 is twisted, the screw 395 pushes the push plate 397 to press towards the grounding rod 32, the grounding rod 32 is firmly clamped, then the rotating pawl 312 is reset, and the pawl 312 clamps the ratchet wheel 313 to prevent falling;

after the grounding rod 32 contacts the ground, the grounding rod 32 is electrically connected with the ground, so that the potential of the grounding rod 32 is close to the ground potential, and the static electricity of the low-voltage cabinet connected with the grounding rod 32 is eliminated;

when the grounding rod 32 needs to be far away from the ground, the pawl 312 is rotated, the rocker 37 is rotated again, the gear 311 is meshed with the rack 35 to drive the outer cover 36, the outer cover 36 is driven to move upwards, the grounding rod 32 is enabled to move upwards under the action of the clamping device 39 clamping the grounding rod 32, under the elastic action of the spring 31, the grounding rod 32 has a space for moving upwards, and after the grounding rod rises to a proper position, the pawl 312 is rotated to reset to clamp the ratchet 313, so that falling is prevented.

The control mode of the utility model is controlled by manually starting and closing the switch, the wiring diagram of the power element and the supply of the power supply are common knowledge in the field, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and the wiring arrangement in detail.

The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting a mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An indoor low-voltage switchgear static eliminator is characterized in that: the low-voltage cabinet comprises a low-voltage cabinet (1), wherein supporting legs (2) are fixed at the bottom of the low-voltage cabinet (1);

the bottom end of the low-voltage cabinet (1) is elastically connected with the top end of the grounding rod (32), the top end of the base (33) is fixed with the bottom end of the supporting column (34), the rear end of the rack (35) is fixed with the front end of the supporting column (34), the inner side of the outer cover body (36) is in sliding connection with the outer side of the supporting column (34), the left end of the rocker (37) is in rotary connection with the right end of the outer cover body (36), the right end of the connecting rod (38) is fixed with the left end of the outer cover body (36), the right end of the connecting rod (39) is in elastic connection with the top end of the grounding rod (32) through the spring (31), the top end of the base (33) is fixed with the bottom end of the supporting column (34), the rear end of the rack (35) is fixed with the front end of the supporting column (34), the inner side of the outer cover body (36) is in sliding connection with the outer side of the supporting column (34), the left end of the rocker (37) is in rotary connection with the right end of the outer cover body (36), the right end of the connecting rod (38) is fixed with the left end of the outer cover body (36), the right end of the connecting rod (39) is in rotary connection with the left end of the outer cover body (311), and the rear end of the ratchet wheel (313) is meshed with the rack (35), the left end of the pawl (312) is rotatably connected with the right end of the outer cover body (36), and the inner side of the ratchet wheel (313) is in transmission connection with the outer side of the rocker (37).

2. The indoor low-voltage switchgear static eliminator as claimed in claim 1, wherein: the utility model provides a clamp (39) is including safety cover (391), dwang (392), assembly (393), blotter (394), screw rod (395), supporting shoe (396), push pedal (397), the right-hand member of safety cover (391) is fixed with the left end of connecting rod (38), the bottom of dwang (392) is fixed with the top of screw rod (395), both sides are rotated with the inside front and back both sides of supporting shoe (396) around the top of assembly (393), the bottom of blotter (394) is fixed with the inside top of assembly (393), the outside of screw rod (395) is connected with the inside screw thread fit of supporting shoe (396), and its bottom is connected with the top of push pedal (397), both sides are fixed with both ends around the inside of supporting shoe (391), both ends are connected with the front and back both ends of assembly (393) around the inside of push pedal (397).

3. The indoor low-voltage switchgear static eliminator as claimed in claim 1, wherein: the low-voltage cabinet comprises a base (33), a support column (34), racks (35), an outer cover body (36), rockers (37), connecting strips (38), fixing columns (310), gears (311), pawls (312) and ratchet wheels (313), wherein an adjusting group (A) is formed by the two groups, and the adjusting group (A) is symmetrically distributed on the left side and the right side of the front end of the low-voltage cabinet (1).

4. The indoor low-voltage switchgear static eliminator as claimed in claim 1, wherein: the top end of the base (33) is hollow.

5. A static eliminator for indoor low-voltage switchgear as claimed in claim 3, wherein: the cross section of the adjusting group (A) is L-shaped.

6. An indoor low-voltage switchgear static eliminator as claimed in claim 2, wherein: the rotating rod (392) is in a cross shape.

7. An indoor low-voltage switchgear static eliminator as claimed in claim 2, wherein: the bottom end of the push plate (397) is provided with an arc-shaped buffer cushion.

8. An indoor low-voltage switchgear static eliminator as claimed in claim 2, wherein: a water drop-shaped empty groove is formed in the middle of the assembly body (393).