CN214068923U

CN214068923U - Electric power distribution network ground protection device

Info

Publication number: CN214068923U
Application number: CN202120417022.3U
Authority: CN
Inventors: 林海
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-08-27
Anticipated expiration: 2031-02-23

Abstract

The utility model relates to a power distribution network ground protection technical field just discloses a power distribution network ground protection device. The utility model discloses a fixing base, the fixed grafting of top surface of fixing base has the locating pipe cover, the locking seat has been cup jointed in the top activity of locating pipe cover, and the fixed surface alternate of locking seat have with locating pipe cover matched with ground terminal, the fixed surface of locating pipe cover has cup jointed the snap ring, the caulking groove has been seted up to the inboard of locking seat, and the device can also carry out secondary locking through supporting the pole and play the effect of insurance on the basis of utilizing shifting block deformation joint, and the interference killing feature to the external world is stronger, has effectively improved connection security, and the device's connection area can effectively be sealed by self part, greatly reduced the interaction of connection area with the external world, reduced steam, the inside possibility of dust infiltration, improved the device's stability in use, very have practical value.

Description

Electric power distribution network ground protection device

Technical Field

The utility model relates to a power distribution network ground protection technical field especially relates to a power distribution network ground protection device.

Background

The grounding protection refers to a protection wiring mode that the metal part (namely, the metal structure part insulated from the charged part) of the electric appliance which is not charged under normal conditions and can be charged under the condition that the insulating material is damaged or under other conditions is reliably connected with a grounding body by a lead. Means for grounding the metal enclosure of the electrical equipment. The device can prevent the strong current from passing through the human body when the metal shell is electrified under the condition of insulation damage or accident, thereby ensuring the personal safety. The ground protection device is a generic term for a ground electrode buried underground and a connection lead from the ground electrode to a device, and the ground device is also referred to as a ground integrated device: the grounding device is composed of a grounding electrode, a grounding bus, a grounding down lead and a framework grounding, and is used for realizing the purpose of connecting an electrical system with the ground, thereby protecting the operation safety and stability of the power distribution network.

The prior patent (publication number: CN212209771U) discloses a distribution network intelligent grounding protection device, which comprises a connector lug, wherein one side of the connector lug is fixedly connected with a grounding wire, the outer surface of the grounding wire is sleeved with an insulating sleeve, one end of the grounding wire far away from the connector lug is fixedly connected with a grounding electrode, and the outer surface of the insulating sleeve is fixedly connected with a rotating block. The inventor finds that the prior art has the following problems in the process of realizing the utility model: 1. the existing device realizes connection by only utilizing a staggered locking and clamping structure, lacks locking safety, is easily influenced by the outside and has poor connection safety; 2. the connection area is directly interactive with the outside, so that the connection area is easily permeated by external water vapor and dust, and the internal parts are easily adversely affected.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the existing device realizes connection by only utilizing a staggered locking and clamping structure, lacks locking safety, is easily influenced by the outside and has poor connection safety; the connection area is directly interactive with the outside, is easily permeated by external water vapor and dust, and the internal parts are easily influenced, so that the power distribution network grounding protection device is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electric power distribution network ground protection device, includes the fixing base, the fixed grafting of top surface of fixing base has the location pipe box, the top activity of location pipe box has cup jointed the locking seat, and the fixed surface of locking seat alternates and have with location pipe box matched with ground terminal, the fixed surface of location pipe box has cup jointed the snap ring, the caulking groove has been seted up to the inboard of locking seat, the top surface fixedly connected with and the shifting block of snap ring matched with of caulking groove inner wall.

The surface of the locking seat is provided with vertical grooves corresponding to the caulking grooves, annular cavities communicated with the caulking grooves and the vertical grooves are formed in the locking seat, the surface of the locking seat is movably sleeved with a locking ring, the inner side of the locking ring is fixedly connected with supporting rods matched with the shifting blocks in the vertical grooves and the annular cavities, the inner side of the annular cavity is movably sleeved with a pressure spring, and two ends of the pressure spring are fixedly connected with the low rods and the annular cavities respectively.

Preferably, the shifting block is made of elastic materials, and inclined planes are arranged on the upper side and the lower side of the surface of the shifting block.

Preferably, the number of caulking grooves is four, and four caulking grooves are annularly and equidistantly distributed along the inner side of the locking seat.

Preferably, the surface of the fixing seat is provided with a fixing bolt.

Preferably, the inner side of the locking seat is fixedly connected with a rubber pad matched with the clamping ring.

Preferably, the inner wall of the vertical groove is fixedly connected with a rubber curtain matched with the abutting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a catch and support the cooperation of parts such as pole for the device can also carry out the secondary locking through supporting the pole and play the insurance effect on the basis of utilizing shifting block deformation joint, and the interference killing feature to the external world is stronger, has effectively improved connection security.

(2) The utility model discloses a locking seat and the cooperation of locating sleeve for the device's connection region can effectively be sealed by self part, greatly reduced connection region and external mutual, reduced steam, the inside possibility of dust infiltration, improved the device's stability in use.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a front cross-sectional view of the locking socket of FIG. 1 according to the present invention;

fig. 3 is a top view of the locking socket of fig. 1 according to the present invention.

In the figure: 1. a fixed seat; 2. a positioning pipe sleeve; 3. a locking seat; 4. a ground terminal; 5. a snap ring; 6. caulking grooves; 7. shifting blocks; 8. a vertical slot; 9. an annular cavity; 10. a locking ring; 11. a support rod; 12. and (5) pressing a spring.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an electric power distribution network ground protection device comprises a fixed seat 1, the fixed seat 1 is a plate body arranged on the ground, a fixing bolt is arranged on the surface of the fixed seat 1 and used for fixing the fixed seat 1 on the ground, a positioning pipe sleeve 2 is fixedly inserted on the top surface of the fixed seat 1, a locking seat 3 is movably sleeved on the top of the positioning pipe sleeve 2, a ground terminal 4 matched with the positioning pipe sleeve 2 is fixedly inserted on the surface of the locking seat 3, the ground terminal 4 is formed by fixedly connecting a ground inserted rod and a connecting wire, a snap ring 5 is fixedly sleeved on the surface of the positioning pipe sleeve 2, a caulking groove 6 is arranged on the inner side of the locking seat 3, the number of the caulking grooves 6 is four, the four caulking grooves 6 are distributed along the inner side of the locking seat 3 in an annular equidistant manner, the stability of the locking seat 3 during connection is improved, a shifting block 7 matched with the snap ring 5 is fixedly connected on the top surface of the inner wall of the caulking groove 6, the shifting block 7 is made of elastic material, and the upper side and the lower side of the surface of the shifting block 7 are both provided with inclined surfaces, so that the shifting block 7 can deform through abutting against the snap ring 5, and the locking seat 3 can be disassembled and assembled on the positioning pipe sleeve 2, the shifting block 7 and the snap ring 5 are clamped in a staggered manner to lock the locking seat 3 on the positioning pipe sleeve 2, the inner side of the locking seat 3 is fixedly connected with a rubber cushion matched with the snap ring 5 and used for improving the laminating tightness of the locking seat 3 and the clamping seat, the surface of the locking seat 3 is provided with a vertical groove 8 corresponding to the caulking groove 6, the inside of the locking seat 3 is provided with an annular cavity 9 communicated with the caulking groove 6 and the vertical groove 8, the surface of the locking seat 3 is movably sleeved with a locking ring 10, the inner side of the locking ring 10 is fixedly connected with an abutting rod 11 matched with the shifting block 7 in the vertical groove 8 and the annular cavity 9, the inner wall of the vertical groove 8 is fixedly connected with a rubber curtain matched with the abutting rod 11, thereby avoiding external water vapor, Dust is by erecting inside influence locking effect of groove 8 infiltration, and the catch 10 can drive to support pole 11 and carry out displacement from top to bottom along erecting groove 8, and the inside activity of ring chamber 9 has cup jointed pressure spring 12, and the both ends of pressure spring 12 respectively with low pole and ring chamber 9 fixed connection, pressure spring 12 normality promotes catch 10 and supports pole 11 and is located and erects 8 low levels in the groove to this through supporting pole 11 locking shifting block 7, avoids shifting block 7 to buckle and removes the locking with snap ring 5.

The utility model discloses in, when the user used the device, at first fix fixing base 1 on ground, then stir catch 10, support 11 compression pressure springs of pole 12 and move up, and push down locking seat 3 cover on the top of locating tube box 2, make shifting block 7 through pressing with the support of snap ring 5 and carry out deformation, with 5 crisscross jamming of snap ring with 3 lock joints of locking seat on locating tube box 2, then loosen catch 10 and make pressure spring 12 promote catch 10 and support 11 and move down to perpendicular groove 8 low level, with this through supporting 11 locking shifting blocks 7 of pole, avoid shifting blocks 7 to buckle and remove the locking with snap ring 5, only need shift up catch 10 when needing to dismantle, and extract locking seat 3 can.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides an electric power distribution network ground protection device, includes fixing base (1), its characterized in that: the top surface of the fixed seat (1) is fixedly inserted with a positioning pipe sleeve (2), the top of the positioning pipe sleeve (2) is movably sleeved with a locking seat (3), the surface of the locking seat (3) is fixedly inserted with a grounding terminal (4) matched with the positioning pipe sleeve (2), the surface of the positioning pipe sleeve (2) is fixedly sleeved with a snap ring (5), the inner side of the locking seat (3) is provided with an embedded groove (6), and the top surface of the inner wall of the embedded groove (6) is fixedly connected with a shifting block (7) matched with the snap ring (5);

the vertical groove (8) corresponding to the caulking groove (6) is formed in the surface of the locking seat (3), the annular cavity (9) communicated with the caulking groove (6) and the vertical groove (8) is formed in the locking seat (3), the locking ring (10) is movably sleeved on the surface of the locking seat (3), the inner side of the locking ring (10) is fixedly connected with a supporting rod (11) matched with the shifting block (7) in the vertical groove (8) and the annular cavity (9), the pressure spring (12) is sleeved on the inner side of the annular cavity (9), and two ends of the pressure spring (12) are fixedly connected with the low rod and the annular cavity (9) respectively.

2. An electric power distribution network earth protection device according to claim 1, characterized in that: the shifting block (7) is made of elastic materials, and inclined planes are arranged on the upper side and the lower side of the surface of the shifting block (7).

3. An electric power distribution network earth protection device according to claim 1, characterized in that: the number of caulking grooves (6) is four, and four caulking grooves (6) are distributed along the inner side of the locking seat (3) in an annular and equidistant mode.

4. An electric power distribution network earth protection device according to claim 1, characterized in that: the surface of the fixed seat (1) is provided with a fixed bolt.

5. An electric power distribution network earth protection device according to claim 1, characterized in that: the inner side of the locking seat (3) is fixedly connected with a rubber pad matched with the snap ring (5).

6. An electric power distribution network earth protection device according to claim 1, characterized in that: the inner wall of the vertical groove (8) is fixedly connected with a rubber curtain matched with the abutting rod (11).