CN211670429U

CN211670429U - Shielding type touchable lightning arrester

Info

Publication number: CN211670429U
Application number: CN202020646645.3U
Authority: CN
Inventors: 朱赞铭; 虞胜宇; 项靖威; 陈智豪; 高赞文; 朱千会
Original assignee: Zhejiang Ecru Power Equipment Co ltd
Current assignee: Zhejiang Ecru Power Equipment Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-10-13
Anticipated expiration: 2030-04-21

Abstract

The utility model relates to an arrester technical field just discloses a tangible arrester of shielding type, including the arrester main part, the inner wall sliding connection of arrester main part has the go-between, the equal sliding connection in the left and right sides of go-between has the fender ring, the surface of fender ring and the inner wall fixed connection of arrester main part, the inner wall fixedly connected with locking mechanism of go-between, the surface of locking mechanism and the inner wall contact of fender ring, the inside of locking mechanism is provided with the dead cover of lock. The utility model discloses a set up go-between, fender ring and lock dead mechanism in the inside of arrester main part to set up the lock and die the cover on casing joint, when needs are connected arrester main part and casing joint together, insert annular shell fragment to the draw-in groove in, fix the lock and die the cover in the support ring through annular shell fragment, and then make between arrester main part and the casing joint fixed more firm, prevent arrester main part and casing joint bad contact.

Description

Shielding type touchable lightning arrester

Technical Field

The utility model relates to a lightning arrester technical field especially relates to tangible lightning arrester of shielding type.

Background

The lightning arrester is used for protecting various electrical equipment in an electric power system from being damaged by lightning overvoltage, operation overvoltage and power frequency transient overvoltage impact. At present, the tangible arrester of shielding type on the market links together bushing head and arrester through the mode of pegging graft mostly, but electrical equipment at the during operation, can produce the vibration of certain intensity, and then makes the junction take place not hard up between bushing head and the arrester easily, leads to contact failure between bushing head and the arrester, makes the arrester can't effectually protect electrical equipment.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: at present, the tangible arrester of shielding type on the market, mostly through the mode of pegging graft, link together bushing head and arrester, but electrical equipment can produce the vibration of certain intensity at the during operation, and then make the junction take place not hard up between bushing head and the arrester easily, lead to contact failure between bushing head and the arrester, make the arrester can't effectually protect electrical equipment, and the tangible arrester of shielding type who proposes.

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

tangible arrester of shielding type, including the arrester main part, the capable go-between of inner wall sliding connection of arrester main part, the equal sliding connection in the left and right sides of go-between has the fender ring, the surface of fender ring and the inner wall fixed connection of arrester main part, the inner wall fixedly connected with locking mechanism of go-between, the surface of locking mechanism and the inner wall contact of fender ring.

The inside of locking mechanism is provided with the locking cover, the inner wall of locking cover and the surface contact of locking mechanism, the inner wall bonding of locking cover has the sleeve pipe to connect, the fixed surface of locking mechanism is connected with the change, the surface of change and the inner wall contact of arrester main part.

Preferably, the number of the baffle rings is two, and the two baffle rings are symmetrically distributed by taking the connecting ring as a center.

Preferably, the locking mechanism comprises a first sleeve, the surface of the first sleeve is in contact with the inner wall of the baffle ring, the surface of the first sleeve is fixedly connected with the inner wall of the connecting ring, the inner wall of the first sleeve is fixedly connected with a support ring, grooves are formed in the upper side and the lower side of the inner wall of the support ring, annular elastic pieces are fixedly connected with the inner wall of the grooves, air holes are formed in one sides, close to the sleeve joint, of the annular elastic pieces, the surface of each annular elastic piece is in contact with the inner wall of the locking sleeve, and the inner wall of the support ring is in contact with the surface of the locking sleeve.

Preferably, the locking sleeve comprises a second sleeve, clamping grooves are formed in the upper side and the lower side of the second sleeve, the inner wall of each clamping groove is in contact with the surface of the annular elastic sheet, the surface of the second sleeve is in contact with the inner wall of the first sleeve, the inner wall of the second sleeve is bonded with the surface of the sleeve joint, sliding grooves are formed in the left side and the right side of the second sleeve, and the inner walls of the sliding grooves are matched with the surface of the annular elastic sheet.

Preferably, a through hole is formed in one side, away from the sleeve joint, of the annular elastic sheet, a limiting column is fixedly connected to the inner wall of the through hole and the inner wall of the groove, and a limiting block is fixedly connected to the surface of the limiting column and the inner wall of the annular elastic sheet.

Preferably, the groove is a stepped groove, and the maximum length of the inner wall of the groove is greater than that of the annular elastic sheet.

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

(1) the utility model discloses an inside at the arrester main part sets up the go-between, keep off ring and locking mechanism, and set up the locking cover on bushing head, wherein, keep off the ring and play limiting displacement to the go-between, make the go-between only can be at arrester main part internal rotation, when connecting arrester main part and bushing head together, align annular shell fragment and spout earlier, then will have the bushing head of locking cover to insert to the arrester main part in, this moment, rotate the change, make annular shell fragment insert to the draw-in groove in, fix the locking cover in the support ring through annular shell fragment, and then make between arrester main part and the bushing head fixed more firm, prevent arrester main part and bushing head contact failure.

(2) The utility model discloses a spacing post and stopper carry on spacingly to annular shell fragment, make between annular shell fragment and the support ring fixed more firm, prevent when rotating first sleeve, the resistance of second sleeve to annular shell fragment is great, leads to junction between annular shell fragment and the support ring to take place the fracture.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of the point C in FIG. 3 according to the present invention;

fig. 5 is a front view of the dead lock sleeve of the present invention.

In the figure: 1. a lightning arrester main body; 2. a connecting ring; 3. a baffle ring; 4. a locking mechanism; 41. a first sleeve; 42. a support ring; 43. a groove; 44. an annular spring plate; 45. air holes; 5. locking the sleeve; 51. a second sleeve; 52. a card slot; 53. a chute; 6. a casing joint; 7. rotating the ring; 8. a through hole; 9. a limiting column; 10. and a limiting block.

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. 1-5, a touch arrester of shielding type, including arrester main body 1, the inner wall sliding connection of arrester main body 1 has go-between 2, equal sliding connection in the left and right sides of go-between 2 has fender ring 3, the surface of fender ring 3 and the inner wall fixed connection of arrester main body 1, the quantity of fender ring 3 is two and two fender rings 3 use go-between 2 to be the symmetric distribution as the center, fender ring 3 plays limiting displacement to go-between 2, make go-between 2 only can rotate in arrester main body 1, the inner wall fixed connection of go-between 2 has locking mechanism 4, the surface of locking mechanism 4 and the inner wall contact of fender ring 3, go-between 2, fender ring 3 and locking mechanism 4 all set up in the insulating rubber sleeve of arrester main body 1.

The inside of locking mechanism 4 is provided with locking cover 5, the inner wall of locking cover 5 and the surface contact of locking mechanism 4, and the inner wall of locking cover 5 bonds and has sleeve joint 6, and the fixed surface of locking mechanism 4 is connected with change 7, and the surface of change 7 and the inner wall contact of arrester main part 1 will be locked the clearance seal between mechanism 4 and arrester main part 1 and through setting up change 7 through change 7, convenient to use person rotates locking mechanism 4.

Locking mechanism 4 includes first sleeve 41, the surface of first sleeve 41 and the inner wall contact of fender ring 3, the surface of first sleeve 41 and the inner wall fixed connection of go-between 2, the inner wall fixedly connected with support ring 42 of first sleeve 41, recess 43 has all been seted up to the upper and lower both sides of support ring 42 inner wall, the inner wall fixedly connected with annular shell fragment 44 of recess 43, air hole 45 has been seted up to one side that annular shell fragment 44 is close to box end 6, the surface of annular shell fragment 44 and the inner wall contact of locking cover 5, the inner wall of support ring 42 and the surface contact of locking cover 5.

Dead cover 5 of lock includes second sleeve 51, and draw-in groove 52 has all been seted up to the upper and lower both sides of second sleeve 51, the surface contact of the inner wall of draw-in groove 52 and annular shell fragment 44, the surface of second sleeve 51 and the inner wall contact of first sleeve 41, the inner wall of second sleeve 51 and the surface bonding of bushing 6, spout 53 has all been seted up to the left and right sides of second sleeve 51, and the inner wall of spout 53 mutually supports with the surface of annular shell fragment 44.

Through-hole 8 has been seted up to one side that bushing head 6 was kept away from to annular shell fragment 44, the equal fixedly connected with spacing post 9 of inner wall of through-hole 8 and recess 43, the equal fixedly connected with stopper 10 of the surface of spacing post 9 and the inner wall of annular shell fragment 44, carry on spacingly to annular shell fragment 44 through spacing post 9 and stopper 10, it is more firm to make to fix between annular shell fragment 44 and the support ring 42, prevent when rotating first sleeve 41, second sleeve 51 is great to annular shell fragment 44's resistance, lead to the junction to take place the fracture between annular shell fragment 44 and the support ring 42, the maximum length that recess 43 is ladder groove and recess 43 inner wall is greater than the maximum length of annular shell fragment 44.

The utility model discloses in, align annular shell fragment 44 and spout 53 earlier, then will have the casing joint 6 of the locking cover 5 and insert to arrester main part 1 in, at this moment, rotate swivel 7, make annular shell fragment 44 insert to the draw-in groove 52 in, fix locking cover 5 in support ring 42 through annular shell fragment 44, it is fixed more firm between messenger's arrester main part 1 and the casing joint 6, when dismantling casing joint 6, rotate swivel 7, make annular shell fragment 44 follow draw-in groove 52 and move out, at this moment, can separate arrester main part 1 and casing joint 6.

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 shielding type touchable lightning arrester comprises a lightning arrester main body (1) and is characterized in that the inner wall of the lightning arrester main body (1) is connected with a connecting ring (2) in a sliding manner, the left side and the right side of the connecting ring (2) are both connected with baffle rings (3) in a sliding manner, the surface of each baffle ring (3) is fixedly connected with the inner wall of the lightning arrester main body (1), the inner wall of the connecting ring (2) is fixedly connected with a locking mechanism (4), and the surface of each locking mechanism (4) is in contact with the inner wall of each baffle ring (3);

the inside of locking mechanism (4) is provided with locking cover (5), the inner wall of locking cover (5) and the surface contact of locking mechanism (4), the inner wall bonding of locking cover (5) has casing joint (6), the fixed surface of locking mechanism (4) is connected with change (7), the surface of change (7) and the inner wall contact of arrester main part (1).

2. The touch arrester of claim 1, characterized in that the number of the baffle rings (3) is two and the two baffle rings (3) are symmetrically distributed around the connecting ring (2).

3. The shielding type touch arrester according to claim 1, wherein the locking mechanism (4) comprises a first sleeve (41), the surface of the first sleeve (41) is in contact with the inner wall of the baffle ring (3), the surface of the first sleeve (41) is fixedly connected with the inner wall of the connecting ring (2), the inner wall of the first sleeve (41) is fixedly connected with a support ring (42), grooves (43) are formed in the upper side and the lower side of the inner wall of the support ring (42), annular elastic pieces (44) are fixedly connected with the inner wall of the grooves (43), air holes (45) are formed in one side, close to the casing joint (6), of the annular elastic pieces (44), the surface of the annular elastic pieces (44) is in contact with the inner wall of the locking sleeve (5), and the inner wall of the support ring (42) is in contact with the surface of the locking sleeve (5).

4. The shielding type tangible arrester of claim 3, characterized in that the locking sleeve (5) comprises a second sleeve (51), the upper and lower sides of the second sleeve (51) are both provided with a clamping groove (52), the inner wall of the clamping groove (52) is in surface contact with the annular elastic sheet (44), the surface of the second sleeve (51) is in surface contact with the inner wall of the first sleeve (41), the inner wall of the second sleeve (51) is bonded with the surface of the bushing terminal (6), the left and right sides of the second sleeve (51) are both provided with a sliding groove (53), and the inner wall of the sliding groove (53) is matched with the surface of the annular elastic sheet (44).

5. The shielding type touch arrester according to claim 3, characterized in that a through hole (8) is formed in one side of the annular elastic sheet (44) far away from the casing joint (6), the inner wall of the through hole (8) and the inner wall of the groove (43) are both fixedly connected with a limiting column (9), and the surface of the limiting column (9) and the inner wall of the annular elastic sheet (44) are both fixedly connected with a limiting block (10).

6. The shielded type touchable lightning arrester according to claim 3, wherein the groove (43) is a stepped groove and a maximum length of an inner wall of the groove (43) is greater than a maximum length of the annular striking plate (44).