Anti-loosening fitting for electric power circuit

Abstract

The utility model relates to the technical field of electric power fittings, and discloses an anti-loosening fitting for an electric power circuit, which comprises an upper hoop plate and a lower hoop plate which are oppositely distributed, and the bottom end of the lower hoop plate is fixedly connected with a mounting plate; the rotating column is rotationally connected to one side of the top end of the lower hoop plate, the side, away from the rotating column, of the top end of the lower hoop plate is hinged to the upper hoop plate, a connecting part is arranged on the rotating column, the connecting part can be clamped to the upper hoop plate through the rotating column, and when the connecting part is clamped to the upper hoop plate, the upper hoop plate and the lower hoop plate are fixed in an embracing mode; and the locking piece is arranged on the lower hoop plate, and the locking end of the locking piece is connected with the rotating column, so that the rotating column has a switchable locking or unlocking state. The anti-loosening effect of the electric power fitting can be guaranteed, and the installation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric power fittings, in particular to a kind of anti-loose fittings for electric power line. BACKGROUND

[0002] Electric power fittings refer to the metal accessories connected and combined with various devices in electric power system to play the role of transferring mechanical load, electrical load and protection, but the existing electric power fittings are usually installed by bolt, nut, inconvenient for personnel operation due to the restriction of high-altitude working environment, and with the increase of use time, the connection is prone to looseness, so anti-loose fittings are needed.

[0003] And in the anti-loose fittings for electric power line of patent No. CN222282668U, two clamps are threadedly connected by screw rod, and elastic clamping and fixing of screw rod are realized by setting limiting spring and limiting jib, so as to realize the anti-loose effect of screw rod, but in the process of rotating screw rod to connect clamp one and clamp two, it is inconvenient for workers to threadedly install the separated two clamps due to the restriction of high-altitude operation, thereby affecting installation efficiency. Therefore, an electric power fitting is needed to solve the above problems. SUMMARY

[0004] The utility model aims to provide a kind of anti-loose fittings for electric power line, to solve the problems existing in the prior art, can realize the anti-loose effect of guaranteeing electric power fittings, improve installation efficiency.

[0005] To achieve the above object, the utility model provides the following scheme: the utility model provides a kind of anti-loose fittings for electric power line, comprising:

[0006] Oppositely distributed upper hoop plate and lower hoop plate, the lower hoop plate bottom end is fixedly connected with mounting plate;

[0007] Rotary column, which is connected to the top end of the lower hoop plate on one side, the top end of the lower hoop plate is away from the rotary column on the side and is hinged to the upper hoop plate, a connecting part is provided on the rotary column, and the connecting part can be clamped with the upper hoop plate through the rotary column, when the connecting part is clamped with the upper hoop plate, the upper hoop plate and the lower hoop plate are fixed by embracing;

[0008] Locking member, set on the lower hoop plate, the locking end of the locking member is connected with the rotary column, so that the rotary column has switchable locking or unlocking state.

[0009] Preferably, the connecting part comprises:

[0010] The clamping plate is coaxially fixed to the side end face of the rotating column, the mutually close sides of the upper hoop plate and the lower hoop plate are respectively provided with a rotating connecting groove, the rotating column is connected in the rotating connecting groove, and the inner side wall of the rotating connecting groove is provided with an arc-shaped clamping groove.

[0011] Preferably, the length of the clamping plate is less than the length of the arc-shaped clamping groove.

[0012] Preferably, the utility model also comprises:

[0013] The upper support base is integrally formed and fixed to the side of the upper hoop plate close to the rotating column.

[0014] The lower support base is integrally formed and fixed to the side of the lower hoop plate and is arranged opposite to the upper support base.

[0015] The part of the rotating connecting groove extending out of the upper hoop plate or the lower hoop plate is arranged in the adjacent upper support base or lower support base.

[0016] Preferably, the locking member comprises:

[0017] The positioning pin is arranged in the lower support base in the width direction, the first recess is arranged in the side wall face of the rotating column, and the first recess is clamped with the positioning pin.

[0018] When the first recess is clamped with the positioning pin, the clamping plate extends into the arc-shaped clamping groove of the upper hoop plate.

[0019] Preferably, the utility model also comprises:

[0020] The abutting convex is elastically and slidably connected in the rotating connecting groove of the upper hoop plate, a fixing base is fixed in the rotating connecting groove, a sliding groove is arranged in the side of the fixing base close to the rotating column, the abutting convex is slidably connected in the sliding groove, the two ends of the spring are respectively fixed between the abutting convex and the inner wall of the bottom end of the sliding groove, and the abutting convex is elastically and slidably connected with the first recess.

[0021] Preferably, the second recess is arranged in the side wall face of the rotating column opposite to the first recess.

[0022] Preferably, a plurality of linear grooves are arranged on the mutually close sides of the upper hoop plate and the lower hoop plate, and an insulating layer is fixed to the inner wall face of the linear groove.

[0023] The utility model discloses the following technical effects:

[0024] In this invention, the upper and lower clamping plates are arranged opposite each other, and one side of the upper clamping plate is hinged to the lower clamping plate. This allows the upper and lower clamping plates to be rotated and opened to clamp the power line. In addition, the connecting part is rotated by the rotating column, so that the connecting part can be engaged with the upper clamping plate, thereby fixing the upper and lower clamping plates together. Compared with the traditional bolt connection method, this can effectively improve the installation efficiency. Furthermore, since a locking device is provided for the rotating column, the connection stability between the rotating column and the upper and lower clamping plates can be improved in the locked state, effectively achieving the anti-loosening effect of the power fitting. Attached Figure Description

[0025] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0026] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0027] Figure 2 This is a diagram showing the connection relationship between the rotating column and the lower hoop plate in this utility model;

[0028] Figure 3 This is a diagram showing the connection relationship between the positioning pin and the rotating column in this utility model.

[0029] Figure 4 This is a diagram showing the positional relationship between the first groove and the second groove in this utility model;

[0030] Figure 5 This is a diagram showing the connection relationship between the anti-protrusion and the fixed base in this utility model;

[0031] Among them, 1. Upper hoop plate; 2. Lower hoop plate; 3. Mounting plate; 4. Rotating column; 5. Clamping plate; 6. Upper support seat; 7. Lower support seat; 8. Collar; 9. Limiting column; 10. Positioning pin; 41. First groove; 42. Second groove; 11. Safety pin; 12. Anti-protrusion; 13. Fixing seat; 14. Spring; 15. Insulation layer. Detailed Implementation

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0033] In order to make the above-mentioned purposes, features and advantages of the utility model more apparent, obvious and easy to understand, the utility model will be further explained in detail below in combination with the drawings and specific embodiments.

[0034] Referring to Figures 1-5 The utility model provides a kind of anti-loose hardware for electric power line, comprising:

[0035] Oppositely distributed upper hoop plate 1 and lower hoop plate 2, lower hoop plate 2 bottom end is fixedly connected with mounting plate 3;

[0036] Rotary column 4, rotary connection is in lower hoop plate 2 top end one side, lower hoop plate 2 top end side away from rotary column 4 is hinged with upper hoop plate 1, rotary column 4 is provided with connecting portion, and connecting portion can be connected with upper hoop plate 1 by rotary column 4, when connecting portion is connected with upper hoop plate 1, upper hoop plate 1 and lower hoop plate 2 are fixed by embracing;

[0037] Locking part, setting is on lower hoop plate 2, the locking end of locking part is connected with rotary column 4, to make rotary column 4 have switchable locking or unlocking state.

[0038] Specifically, when rotary column 4 is in locking state, rotary column 4 is fixed relative to lower hoop plate 2, when rotary column 4 is in unlocking state, rotary column 4 is rotary connected with lower hoop plate 2.

[0039] In the utility model, by relatively distributing upper hoop plate 1 and lower hoop plate 2, and hinging one side of upper hoop plate 1 with lower hoop plate 2, so that upper hoop plate 1 and lower hoop plate 2 can be opened and closed to clamp power line, in addition, connecting portion can be connected with upper hoop plate 1 by rotary column 4 to drive connecting portion to rotate, so that upper hoop plate 1 and lower hoop plate 2 are fixed by embracing, compared with the mode of traditional bolt connection, can effectively improve installation efficiency, and since locking part is provided for rotary column 4, in locking state, the connection stability of rotary column 4 with upper hoop plate 1 and lower hoop plate 2 can be improved, effectively realizing the anti-loose effect of electric power hardware.

[0040] Specifically, rotary column 4 is cylindrical structure.

[0041] Further, connecting portion includes:

[0042] Clamping plate 5, for arc structure, clamping plate 5 is coaxially fixedly connected in rotary column 4 side end face, the mutual approaching side of upper hoop plate 1 and lower hoop plate 2 is all set with rotary connection groove, rotary column 4 is rotary connected in rotary connection groove, and the inner side wall of rotary connection groove is set with arc-shaped clamping groove, and clamping plate 5 is slidably connected with arc-shaped clamping groove.

[0043] When the arc-shaped clamping plate 5 is rotated to extend into the adapter slot in the upper hoop plate 1, the arc-shaped clamping plate 5 is clamped with the arc-shaped clamping slot, at this time, the rotating column 4 is switched to the locking state, so that the upper hoop plate 1 and the lower hoop plate 2 are clamped and fixed, and the installation operation of the staff in the air is facilitated.

[0044] Further, the length of the clamping plate 5 is less than the length of the arc-shaped clamping slot.

[0045] The length of the clamping plate 5 is designed to be less than the length of the arc-shaped clamping slot, which can avoid the situation that the upper hoop plate 1 and the lower hoop plate 2 cannot be separated due to the clamping plate 5 being too long.

[0046] Further, it further comprises: an upper support seat 6 integrally formed and fixed on one side of the upper hoop plate 1 close to the rotating column 4; a lower support seat 7 integrally formed and fixed on one side of the lower hoop plate 2 and arranged opposite to the upper support seat 6; wherein the part of the adapter slot extending out of the upper hoop plate 1 or the lower hoop plate 2 is opened in the adjacent upper support seat 6 or lower support seat 7.

[0047] By setting the upper support seat 6 and the lower support seat 7, a rotating space is provided for the rotating column 4, and the locking member can be arranged on the upper support seat 6 or the lower support seat 7, so as to facilitate the control of the state of the rotating column 4.

[0048] Specifically, the width of the upper support seat 6 and the lower support seat 7 is less than the width of the upper hoop plate 1 and the lower hoop plate 2.

[0049] Specifically, a sleeve ring 8 is welded at the joint between the lower support seat 7 and the lower hoop plate 2, and the two ends of the rotating column 4 are fixedly connected with a limiting column 9, and the limiting column 9 is connected with the sleeve ring 8, so as to realize the rotating connection between the rotating column 4 and the lower hoop plate 2.

[0050] Specifically, a hexagonal hole, a square hole or a triangular hole is arranged on the side of the limiting column 9 away from the rotating column 4, so as to facilitate the rotation of the corresponding rotating tool on the rotating column 4.

[0051] Further, the locking member comprises:

[0052] A positioning pin 10 is arranged in the lower support seat 7 in the width direction, and a first recess 41 is arranged on the side wall of the rotating column 4, and the first recess 41 is clamped with the positioning pin 10.

[0053] When the first recess 41 is clamped with the positioning pin 10, the clamping plate 5 extends into the arc-shaped clamping slot of the upper hoop plate 1.

[0054] The first recess 41 and the positioning pin 10 are used to realize the clamping and fixing of the rotating column 4, and a through hole is arranged on the end of the positioning pin 10 extending out of the lower support seat 7, and a safety pin 11 is arranged in the through hole, so as to improve the fixing effect of the positioning pin 10 on the rotating column 4.

[0055] Specifically, when the rotating column 4 needs to be rotated, the safety pin 11 is pulled out and the positioning pin 10 is pulled out, and then the rotating column 4 can be rotated.

[0056] Further, it also includes:

[0057] The convex 12 is elastically and slidably connected in the rotating groove of the upper hoop plate 1, and the rotating groove is fixedly connected with a fixed seat 13, the side of the fixed seat 13 close to the rotating column 4 is provided with a sliding groove, the convex 12 is slidably connected in the sliding groove, and the two ends of the spring 14 are fixedly connected with the inner wall at the bottom of the sliding groove and the convex 12 respectively, and the convex 12 is elastically and slidably connected with the first groove 41.

[0058] Further, the side wall surface of the rotating column 4 is provided with a second groove 42 opposite to the side of the first groove 41.

[0059] The convex 12 is supported by the spring 14, in the rotating process of the rotating column 4, the first groove 41 is elastically connected with the convex 12, the rotating position of the rotating column 4 can be judged by the staff, at this time, the clamping plate 5 extends into the rotating groove of the lower hoop plate 2, the upper hoop plate 1 can be rotated and opened relative to the lower hoop plate 2, at the same time, the second groove 42 is provided opposite to the first groove 41, that is, the convex 12 is elastically connected with the second groove 42, the first groove 41 is in the fixed position of the clamping and fixing of the positioning pin 10, and the staff only needs to insert the positioning pin 10 to complete the fixing of the rotating column 4, and the installation efficiency is further improved.

[0060] Further, a plurality of wire grooves are formed in the mutually close sides of the upper hoop plate 1 and the lower hoop plate 2, and the inner wall surface of the wire groove is fixedly connected with an insulating layer 15.

[0061] It can be understood that the wire grooves located on the upper hoop plate 1 and the lower hoop plate 2 are oppositely distributed.

[0062] The oppositely distributed two wire grooves are enclosed by the clamping of the upper hoop plate 1 and the lower hoop plate 2 to fix the power line, and the use requirement of the power fitting is met.

[0063] The working principle of the anti-loose fitting for the power line is as follows:

[0064] First, the mounting plate 3 is fixed with angle iron or power support, then the upper hoop plate 1 and the lower hoop plate 2 are correspondingly rotated and folded around the cable, the oppositely distributed two wire grooves clamp the cable, then the rotating column 4 is rotated, the clamping plate 5 extends into the rotating groove of the upper hoop plate 1, the clamping plate 5 is clamped with the arc-shaped clamping groove, at the same time, the second groove 42 is elastically connected with the convex 12, at this time, the first groove 41 corresponds to the fixed position of the positioning pin 10, then the positioning pin 10 penetrates the lower supporting seat 7, the first groove 41 is clamped with the side wall surface of the positioning pin 10, the locking of the rotating column 4 is completed, the anti-loose fixing of the upper hoop plate 1 and the lower hoop plate 2 is guaranteed, and the safety pin 11 is arranged in the perforation of the positioning pin 10.

[0065] In the description of the utility model, need understanding is, the term "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and so on indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, just for the convenience of describing the utility model, and it is not indicated or implied that the indicated device or element must have a particular orientation, a particular orientation and operation, so it can not be understood as a limitation on the utility model.

[0066] The above-described embodiments are merely preferred modes of the utility model, and do not limit the scope of the utility model, and various modifications and improvements to the technical solutions of the utility model made by those skilled in the art without departing from the design spirit of the utility model shall fall within the protection scope of the utility model claimed.

Claims

1. An anti-loosening fitting for power lines, characterized in that, include: The upper hoop plate (1) and the lower hoop plate (2) are distributed relatively, and the bottom end of the lower hoop plate (2) is fixedly connected to the mounting plate (3); A rotating column (4) is connected to one side of the top of the lower hoop plate (2). The top of the lower hoop plate (2) away from the rotating column (4) is hinged to the upper hoop plate (1). A connecting part is provided on the rotating column (4), and the connecting part can be engaged with the upper hoop plate (1) through the rotating column (4). When the connecting part is engaged with the upper hoop plate (1), the upper hoop plate (1) and the lower hoop plate (2) are locked together. A locking element is provided on the lower hoop plate (2), and the locking end of the locking element is connected to the rotating column (4) so ​​that the rotating column (4) has a switchable locking or unlocking state.

2. The anti-loosening fitting for power lines according to claim 1, characterized in that, The connecting part includes: The card plate (5) has an arc-shaped structure. The card plate (5) is coaxially fixed to the side end face of the rotating column (4). The upper hoop plate (1) and the lower hoop plate (2) are provided with transition grooves on their close sides. The rotating column (4) is rotated into the transition groove. The inner side wall of the transition groove is provided with an arc-shaped card groove. The card plate (5) is slidably connected to the arc-shaped card groove.

3. The anti-loosening fitting for power lines according to claim 2, characterized in that: The length of the card plate (5) is less than the length of the arc-shaped card slot.

4. The anti-loosening fitting for power lines according to claim 2, characterized in that, Also includes: The upper support base (6) is integrally formed and fixed to the side of the upper hoop plate (1) near the rotating column (4); The lower support base (7) is integrally formed and fixed to one side of the lower hoop plate (2), and is arranged opposite to the upper support base (6); The portion of the transition groove extending out of the upper hoop plate (1) or lower hoop plate (2) is opened within the adjacent upper support seat (6) or lower support seat (7).

5. The anti-loosening fitting for power lines according to claim 4, characterized in that, The locking element includes: The positioning pin (10) is inserted into the lower support seat (7) along the width direction. The rotating column (4) has a first groove (41) on its side wall, and the first groove (41) is engaged with the positioning pin (10). When the first groove (41) engages with the positioning pin (10), the clamping plate (5) extends into the arc-shaped groove of the upper hoop plate (1).

6. The anti-loosening fitting for power lines according to claim 5, characterized in that, Also includes: The anti-protrusion (12) is elastically slidably connected in the transition groove of the upper hoop plate (1), and a fixed seat (13) is fixedly connected in the transition groove. The fixed seat (13) has a sliding groove on the side near the rotating column (4). The anti-protrusion (12) is slidably connected in the sliding groove. The two ends of the spring (14) are respectively fixed between the anti-protrusion (12) and the inner wall of the bottom end of the sliding groove. The anti-protrusion (12) is elastically slidably connected to the first groove (41).

7. The anti-loosening fitting for power lines according to claim 5, characterized in that: The rotating column (4) has a second groove (42) on the side wall opposite to the first groove (41).

8. The anti-loosening fitting for power lines according to claim 1, characterized in that: Several grooves are provided on the adjacent sides of the upper hoop plate (1) and the lower hoop plate (2), and an insulating layer (15) is fixed to the inner wall of the groove.

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