CN216289498U

CN216289498U - Lightning rod with replaceable lightning rod needle head

Info

Publication number: CN216289498U
Application number: CN202122653874.5U
Authority: CN
Inventors: 吴勇
Original assignee: Qingdao Hairuide Power Equipment Co ltd
Current assignee: Qingdao Hairuide Power Equipment Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-12
Anticipated expiration: 2031-11-02

Abstract

The utility model is suitable for the technical field of electric power engineering, and provides a lightning rod with a replaceable lightning rod needle head, which comprises a clamping seat fixedly connected with a fixed seat, wherein a lightning rod is movably clamped in the clamping seat, the outer side of the clamping seat is in threaded connection with a clamping sleeve, the clamping sleeve is sleeved on the outer side of the clamping seat, the upper end inside the clamping sleeve is provided with a chamfer structure, and the chamfer structure is movably contacted with the upper end of the clamping seat, so that when the clamping sleeve moves relative to the clamping seat, the chamfer structure can generate an extrusion effect on the upper end of the clamping seat through the chamfer mechanism arranged inside the clamping sleeve and contacted with the upper end of the clamping seat, thereby realizing the functions of fixing the lightning rod and adjusting the angle within a certain range, when the lightning rod is replaced, the fixing effect on the lightning rod can be relieved by only rotating the clamping sleeve, and the functions of quickly installing and detaching the lightning rod are realized, simple structure provides convenience for the change of lightning rod.

Description

Lightning rod with replaceable lightning rod needle head

Technical Field

The utility model relates to the technical field of lightning protection equipment, in particular to a lightning rod with a replaceable lightning rod needle head.

Background

The lightning rod is one of effective measures for protecting a building from lightning stroke at present, because the lightning rod is placed outdoors for a long time and is subjected to wind blowing and solarization, meanwhile, the lightning rod is easily damaged after being subjected to a plurality of times of strong currents, the lightning rod needs to be replaced after a needle head is damaged, otherwise, the action range of the lightning rod is limited, the safety is low, and if the lightning rod is integrally replaced, the replacement cost is high; there is therefore a need for a lightning rod arrangement which allows individual replacement of the rod tip.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

To foretell defect, this neotype aim at provides a lightning rod of removable lightning rod needle, through the syringe needle that realizes changing the lightning rod alone, reduces the cost that the lightning rod changed, provides the reliability that the lightning rod used.

In order to achieve the purpose, the utility model provides a lightning rod with a replaceable lightning rod needle head, which comprises a clamping seat fixedly connected with a fixed seat, wherein the lightning rod is movably clamped in the clamping seat, the outer side of the clamping seat is in threaded connection with a clamping sleeve, the clamping sleeve is sleeved on the outer side of the clamping seat, the upper end inside the clamping sleeve is provided with a chamfer structure, and the chamfer structure is movably contacted with the upper end of the clamping seat.

According to the lightning rod with the replaceable lightning rod needle head, the clamping seat is coaxially provided with the fixed cavity, the lower end of the fixed cavity is of the spherical structure, the spherical structure extends from the clamping seat to the fixed seat, the spherical structure of the fixed cavity is in movable contact with and fixedly connected with the spherical seat of the lightning rod, and the upper end of the fixed cavity is provided with the avoidance groove extending from top to bottom.

According to the lightning rod with the replaceable lightning rod needle head, the longitudinal section of the chamfer structure is triangular.

According to the lightning rod with the replaceable lightning rod needle head, the diameter of the upper end of the fixed cavity is larger than that of the lower end of the fixed cavity.

According to the lightning rod with the replaceable lightning rod needle head, the clamping mechanism is sleeved on the outer side of the clamping sleeve and comprises the sliding sleeve sleeved on the outer side of the clamping sleeve, the sliding sleeve moves up and down along the clamping sleeve, the first elastic piece is arranged between the sliding sleeve and the fixed seat and sleeved on the outer side of the sliding sleeve, the lower end of the sliding sleeve is in contact with the clamping block, the lower end of the clamping block is in sliding connection with the fixed seat, and the upper end of the clamping block is movably clamped in the clamping groove formed in the lower end of the clamping sleeve in the vertical direction.

According to the lightning rod with the replaceable lightning rod needle head, the fixed seat is vertically provided with the sliding groove, the sliding groove is connected with the lower end of the clamping block in a sliding mode in the vertical direction, and the second elastic piece is arranged between the sliding groove and the clamping block.

The utility model aims to provide a lightning rod with a replaceable lightning rod needle head, which is characterized in that a clamping sleeve is in threaded connection with a clamping seat, the clamping sleeve and the clamping seat rotate relatively to realize relative axial movement, a chamfering mechanism which is arranged inside the clamping sleeve and is in contact with the upper end of the clamping seat is arranged inside the clamping sleeve, when the clamping sleeve moves relative to the clamping seat, the chamfering mechanism generates an extrusion effect on the upper end of the clamping seat, the diameter of the upper end of the clamping seat is smaller than that of the lower end of the clamping seat, so that the fixing function and the angle adjusting function within a certain range of the lightning rod are realized, when the lightning rod is replaced, the fixing effect on the lightning rod can be relieved by only rotating the clamping sleeve, the quick mounting and dismounting functions of the lightning rod are realized, the structure is simple, and convenience is provided for replacing the lightning rod.

Drawings

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

FIG. 2 is a front cross-sectional schematic view of FIG. 1;

FIG. 3 is a schematic view of the structure of an avoidance slot;

FIG. 4 is an enlarged partial schematic view of FIG. 2;

FIG. 5 is a schematic view of the installation relationship of the sliding sleeve and the clamping sleeve;

fig. 6 is a front cross-sectional view of fig. 5.

In the figure: 1-fixed seat, 2-clamping seat, 3-clamping sleeve, 4-lightning rod, 5-sliding sleeve, 6-first elastic piece, 7-clamping block, 8-sliding groove, 9-second elastic piece, 10-clamping groove, 21-avoiding groove, 22-fixed cavity, 31-chamfer structure and 41-spherical seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 and 2, the utility model provides a lightning rod with a replaceable lightning rod needle head, which comprises a clamping seat 2 fixedly connected with a fixed seat 1, a lightning rod 4 movably clamped in the clamping seat 2, a clamping sleeve 3 in threaded connection with the outer side of the clamping seat 2, and the clamping sleeve 3 sleeved on the outer side of the clamping seat 2, wherein referring to fig. 4, a chamfer structure 31 is annularly arranged at the upper end inside the clamping sleeve 3, and the chamfer structure 31 is movably contacted with the upper end of the clamping seat 2.

Referring to fig. 2, the clamping seat 2 has a coaxial fixed cavity 22, the lower end of the fixed cavity 22 is a spherical structure, the spherical structure extends from the clamping seat 2 to the fixed seat 1, the spherical structure of the fixed cavity 22 is in movable contact with the spherical seat 41 of the fixed connection lightning rod 4, referring to fig. 3, and the upper end of the fixed cavity 22 is provided with a dodging groove 21 extending from top to bottom.

The shape of the longitudinal section of the chamfered structure 31 may be a triangle.

Wherein, the cross section shape of the avoiding groove 21 can be in a shape of a straight line or a cross.

Through the structure, when the lightning rod 4 is installed, the spherical seat 41 of the lightning rod 4 is installed in the fixed cavity 22 formed in the clamping seat 2, the spherical seat 41 is in contact with the spherical structure at the lower end of the fixed cavity 22, the clamping sleeve 3 is sleeved at the upper end of the clamping seat 2, the clamping sleeve 3 is in threaded connection with the clamping seat 2, so that the clamping sleeve 3 can move downwards relative to the clamping seat 2 by rotating the clamping sleeve 3, when the clamping sleeve 3 moves downwards, the chamfer structure 31 is in contact with the upper end of the clamping seat 2, and as the chamfer structure 31 has a certain inclination angle and the upper end of the clamping seat 2 is provided with the avoidance groove 21 extending from top to bottom, the chamfer structure 31 can deform the upper end of the clamping seat 2 to a certain degree along with the downward movement of the clamping sleeve 3, namely, the circumferential direction of the upper end of the clamping seat 2 deforms towards the central position, thereby, the diameter of the upper end of the fixed cavity 22 is smaller than that of the lower end, the spherical seat 41 on the lightning rod 4 is fixed in the spherical structure of the fixed cavity 22, and the fixing effect of the lightning rod 4 is realized. When the lightning rod 4 needs to be replaced, the clamping sleeve 3 is reversely rotated, the clamping sleeve 3 moves upwards, the contact between the chamfer structure 31 and the upper end of the clamping seat 2 is removed, the upper end of the clamping seat 2 is reset, the upper diameter and the lower diameter of the fixed cavity 22 are the same, and the spherical seat 41 at the lower end of the lightning rod 4 can be taken out of the fixed cavity 22. The purpose of quickly replacing the lightning rod 4 is realized. The angle of the lightning rod 4 can be adjusted within a certain range by contacting the spherical seat 41 at the lower end of the lightning rod 4 with the spherical structure at the lower end of the fixed cavity 22.

Preferably, the diameter of the upper end of the fixing cavity 22 can be larger than the diameter of the lower end of the fixing cavity 22, so as to guide the spherical seat 41 and facilitate the installation of the lightning rod 4.

Referring to fig. 5 and 6, the outside of joint sleeve 3 is still overlapped and is equipped with clamping mechanism, clamping mechanism includes the sliding sleeve 5 of suit in the 3 outsides of joint sleeve, sliding sleeve 5 can reciprocate along joint sleeve 3, be equipped with first elastic component 6 between sliding sleeve 5 and the fixing base 1, for example, the spring, first elastic component 6 suit is in the outside of sliding sleeve 5, the lower extreme contact joint piece 7 of sliding sleeve 5, the lower extreme sliding connection fixing base 1 of joint piece 7, the joint groove 10 of establishing at the 3 lower extreme of joint sleeve is seted up to the vertical direction of the upper end activity joint of joint piece 7.

Wherein, the mode of the lower extreme sliding connection fixing base 1 of joint piece 7 can be: sliding tray 8 has been seted up to vertical direction on the fixing base 1, and the lower extreme of direction sliding connection joint piece 7 about sliding tray 8 is equipped with second elastic component 9, for example spring between sliding tray 8 and the joint piece 7.

According to the structure, when the lightning rod 4 is in a normal locking state, the first elastic piece 6 and the second elastic piece 9 are in a free extension state, the sliding sleeve 5 is located at the upper end position through the first elastic piece 6, the clamping block 7 is located at the upper end position through the second elastic piece 9, at the moment, the upper end of the clamping block 7 is in contact with the lower end of the sliding sleeve 5, meanwhile, the clamping block 7 is located in the clamping groove 10, and the clamping block 7 is located in the sliding groove 8 and the clamping groove 10 at the same time, so that the clamping sleeve 3 cannot rotate, namely, the lightning rod 4 cannot be taken out of the clamping seat 2. The problem that the lightning rod 4 is not flexible due to relative rotation of the clamping sleeve 3 and the clamping seat 2 caused by vibration or misoperation is avoided. When the lightning rod 4 needs to be taken out, downward acting force is applied to the sliding sleeve 5, the sliding sleeve 5 enables the clamping block 7 to slide downwards, the first elastic piece 6 and the second elastic piece 9 are compressed, the clamping state of the clamping block 7 with the clamping groove 10 can be released in the sliding direction, the situation that the downward acting force is applied to the sliding sleeve 5 all the time is kept, the clamping sleeve 3 can be rotated, the fixing effect of the lightning rod 4 is released, and the lightning rod 4 can be replaced.

In summary, the clamping sleeve is in threaded connection with the clamping seat, relative axial movement can be achieved by relative rotation of the clamping sleeve and the clamping seat, the chamfering mechanism which is in contact with the upper end of the clamping seat is arranged in the clamping sleeve, when the clamping sleeve moves relative to the clamping seat, the chamfering mechanism can extrude the upper end of the clamping seat, the diameter of the upper end of the clamping seat is smaller than that of the lower end of the clamping seat, and therefore the lightning rod fixing function and the angle adjusting function within a certain range are achieved, when the lightning rod is replaced, the lightning rod fixing function can be relieved only by rotating the clamping sleeve, and the lightning rod fixing device has the beneficial effects that: the lightning rod mounting and dismounting device has the advantages of achieving the functions of quick mounting and dismounting of the lightning rod, being simple in structure and providing convenience for replacement of the lightning rod.

The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a lightning rod of removable lightning rod syringe needle, its characterized in that, joint seat including the fixed connection fixing base, the joint lightning rod of joint seat internalization joint, the outside threaded connection joint sleeve of joint seat, the suit of joint sleeve is in the outside of joint seat, the inside upper end of joint sleeve is equipped with the chamfer structure, chamfer structure activity contact the upper end of joint seat.

2. The lightning rod of claim 1, wherein the clamping seat has a coaxial fixed cavity, the lower end of the fixed cavity is a spherical structure, the spherical structure extends from the clamping seat to the fixed seat, the spherical structure of the fixed cavity is in movable contact with the spherical seat of the lightning rod, and the upper end of the fixed cavity is provided with a recess extending from top to bottom.

3. The lightning rod of claim 1, wherein the longitudinal cross-section of the chamfer structure is triangular.

4. The lightning rod of claim 2, wherein the diameter of the upper end of the fixed chamber is greater than the diameter of the lower end of the fixed chamber.

5. The lightning rod of a removable lightning rod syringe needle of claim 1, characterized in that, the telescopic outside cover of joint is equipped with latch mechanism, latch mechanism is including the suit at the slip cap in the telescopic outside of joint, the slip cap is followed the joint sleeve reciprocates, the slip cap with be equipped with first elastic component between the fixing base, first elastic component suit is in the outside of slip cap, the lower extreme contact joint piece of slip cap, the lower extreme sliding connection of joint piece the fixing base, the vertical direction of the upper end activity joint of joint piece is seted up the joint groove of joint sleeve lower extreme.

6. The lightning rod of claim 5, wherein a sliding groove is vertically formed in the fixing base, the sliding groove is vertically slidably connected with the lower end of the clamping block, and a second elastic member is arranged between the sliding groove and the clamping block.