CN218386427U - Cross arm lead wire fixing device - Google Patents

Abstract

The utility model discloses a cross arm lead wire fixing device, including lead wire positioner, insulator clamping device and the accepting that is used for fixed lead wire positioner and insulator clamping device's strutting arrangement, insulator clamping device is used for the fixed insulator that links to each other with the cross arm, strutting arrangement's downside is provided with the cross arm fastener that is used for pressing from both sides tight cross arm, strutting arrangement and insulator clamping device fixed connection simultaneously, lead wire positioner's one end is provided with the fixed subassembly of lead wire, and the other end is provided with the rotatory control piece of adjusting the fixed angle of lead wire, strutting arrangement passes through with lead wire positioner rotatory control piece rotates and connects. The utility model discloses combine together fixed cross arm insulator and fixed lead wire's function, can realize parallel processing, reduced the safety risk, ensured higher work efficiency, and the user can adjust the angle of lead wire fixation in order to confirm suitable fixed position in a flexible way.

Description

Cross arm lead wire fixing device

Technical Field

The utility model belongs to the technical field of circuit equipment appurtenance, particularly, relate to a cross arm lead wire fixing device.

Background

When circuit equipment such as an isolating switch and the like is replaced on a 10kV high-voltage distribution line, load replacement becomes a touchable operation method, and the mode can ensure that a load end continuously and normally uses electricity in the operation process, but the following defects still exist in the existing charged replacement operation:

the operation personnel need to connect the lead and fix the lead to a proper position after ensuring the stability of the insulator on the cross arm, and then can carry out the replacement operation of the circuit equipment, because the operation is difficult to process in parallel, higher safety risk exists, and the fixed angle of the lead is difficult to flexibly adjust when the operation personnel face an unconventional operation space structure, the requirement on the technical experience of the personnel operating manually by a single person is high; if two personnel are arranged to operate manually, one person is responsible for fixing the cross arm insulator so as to avoid sliding and falling off in the operation, and the other person is responsible for dismounting and mounting circuit equipment, so that although the safety risk is reduced, the consumption of human resources is increased, and higher working efficiency cannot be obtained.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cross arm lead wire fixing device is in order to solve above-mentioned technical problem.

The utility model provides a pair of cross arm lead wire fixing device, including lead wire positioner, insulator clamping device and the accepting that is used for fixed lead wire positioner and insulator clamping device's strutting arrangement.

Further, the insulator clamping device is used for fixing the insulator connected with the cross arm, a cross arm fastener used for clamping the cross arm is arranged on the lower side of the supporting device, the supporting device is fixedly connected with the insulator clamping device, a lead fixing assembly is arranged at one end of the lead positioning device, a rotary control piece used for adjusting the lead fixing angle is arranged at the other end of the lead positioning device, and the supporting device is rotatably connected with the lead positioning device through the rotary control piece.

Further, the rotary control part comprises a rotary base and a rotary valve used for controlling the rotation angle of the lead fixing component, and the rotary base is provided with a second rotary shaft which is rotatably connected with the supporting device.

Furthermore, the lead positioning device comprises a connecting rod for receiving the lead fixing assembly and the rotary control piece, the connecting rod is provided with a first rotating shaft perpendicular to the axis of the second rotating shaft, and the rotary base is provided with a shaft hole pair matched with the first rotating shaft.

Further, the rotary valve is rotatably arranged on the rotary base in a penetrating manner and is respectively kept parallel to the axes of the first rotating shaft and the second rotating shaft.

Furthermore, the lead fixing assembly comprises a cover body and a cover body valve movably arranged on one side of the cover body, and the cover body valve is used for controlling the opening and closing of the cover body.

In some embodiments, the lead fixation assembly is a clamp.

Furthermore, the supporting device comprises a fastening hole matched and fixed with the insulator clamping device and a connecting shaft hole for the second rotating shaft of the rotating control piece to penetrate through, and the supporting device is further provided with a bottom plate connecting hole matched and connected with the cross arm fastening piece.

Furthermore, the cross arm fastener comprises a pressing plate and a pressing plate fastener which is connected with the bottom plate connecting hole in a penetrating mode.

Further, insulator clamping device includes retaining member and control the retaining member is closed and the locking valve of opening, the locking valve activity sets up the one side at the retaining member, the retaining member be provided with the corresponding locking hole of fastening hole.

Furthermore, the inner side of the locking piece is provided with a porcelain skirt clamping groove for clamping the porcelain skirt on the side edge of the insulator.

The utility model has the advantages that:

the functions of the fixed cross arm insulator and the fixed lead are combined, so that parallel processing can be realized, the safety risk of a user is reduced, the labor consumption is avoided, and higher working efficiency is ensured; and no matter whether the space structure of the operation is conventional or not, the user can flexibly adjust the fixing angle of the lead to determine the proper fixing position.

Drawings

Fig. 1 is a schematic structural view of a cross arm lead fixing device according to an embodiment of the present invention;

fig. 2 is a schematic overall structure diagram of a lead positioning device according to an embodiment of the present invention;

fig. 3 is an exploded view of a lead positioning device according to an embodiment of the present invention;

fig. 4 is a schematic overall structure diagram of a supporting device in an embodiment of the present invention;

fig. 5 is an exploded view of a support device according to an embodiment of the present invention;

fig. 6 is a schematic structural view of an insulator clamping device according to an embodiment of the present invention;

fig. 7 is a schematic view of a usage status of a cross arm lead fixing device according to an embodiment of the present invention.

Wherein, 1-a lead positioning device; 10-a lead fixation assembly; 100-cover valve; 101-a first cover; 102-a second cover; 11-a connecting rod; 110-a first sleeve; 111-main bar; 112-a second sleeve; 12-a rotary control member; 120-a rotating base; 121-a first rotary valve; 122-a second rotary valve; 2-a support device; 20-a bump; 200-connecting the shaft hole; 21-a top plate; 210-first fastening hole; 211-second fastening hole; 22-a socket; 23-a base plate; 230-a backplane connection hole; 3-cross arm fasteners; 30-pressing plate; 31-platen fasteners; 4-an insulator clamping device; 40-a locking valve; 41-a first locking member; 42-a second locking member; 420-a first locking hole; 421-a second locking hole; 422-porcelain skirt clamping groove; 5, an insulator; 6-cross arm.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

Fig. 1 shows the utility model discloses an embodiment, and the upper right corner of fig. 1 gives the utility model discloses an upper and lower direction, cross arm lead wire fixing device include lead wire positioner 1 and insulator clamping device 4, are provided with strutting arrangement 2 between lead wire positioner 1 and the insulator clamping device 4, and strutting arrangement 2 rotates with lead wire positioner 1 to be connected, simultaneously with insulator clamping device 4 fixed connection, strutting arrangement 2's downside is provided with cross arm fastener 3, is used for pressing from both sides tight cross arm with strutting arrangement 2 cooperation.

Preferably, the supporting device 2 is made of plastic material to improve the operation safety.

Further, as can be seen from fig. 2, the lead positioning device 1 includes a lead fixing assembly 10 and a rotary control member 12, a connecting rod 11 is disposed between the lead fixing assembly 10 and the rotary control member 12, and the connecting rod 11 is fixedly connected with the lead fixing assembly 10 and is also rotatably connected with the rotary control member 12.

Further, as can be seen from fig. 3, the lead fixing assembly 10 includes a first cover 101 and a cover valve 100, a second cover 102 is rotatably connected to a distal end of the cover valve 100, the first cover 101 and the second cover 102 are fixedly connected to a side away from the cover valve 100, opening and closing of the other sides of the first cover 101 and the second cover 102 are controlled by the cover valve 100, and the lead fixing assembly 10 is used for fixing a lead.

In some embodiments, the lead fixation assembly 10 is in the form of a clamp.

Preferably, the cover valve 100 is a hexagon head bolt that is detachably provided on the second cover 102.

Further, the connecting rod 11 includes a main rod 111, and a first sleeve 110 and a second sleeve 112 fixedly sleeved at two ends of the main rod 111, the first sleeve 110 is fixedly connected with the second cover 102, and the second sleeve 112 is provided with a first rotating shaft capable of being rotatably connected with the rotary control member 12.

Further, the rotary control member 12 includes a rotary base 120 and a first rotary valve 121 and a second rotary valve 122 for controlling the rotation angle of the lead wire fixing assembly 10, the rotary base 120 is provided with a pair of shaft holes matching with the first rotary shaft of the second sleeve 112, the pair of shaft holes are two opposite shaft holes, one side of the rotary base 120 opposite to the pair of shaft holes is provided with a second rotary shaft rotatably connected to the supporting device 2, and the second rotary shaft is perpendicular to the axis of the first rotary shaft.

Further, the first rotary valve 121 and the second rotary valve 122 are both rotatably disposed on the rotary base 120, an axis of the first rotary valve 121 is parallel to an axis of the first rotary shaft, and an axis of the second rotary valve 122 is parallel to an axis of the second rotary shaft.

When the fixing angle of the lead needs to be changed, the first rotary valve 121 and the second rotary valve 122 are loosened, the lead fixing assembly 10 and the connecting rod 11 can rotate together by taking the rotary control member 12 as an axis, when the lead fixing assembly is rotated to a target position, the first rotary valve 121 and the second rotary valve 122 are tightened to complete fixing, and the lead fixing assembly 10 can realize the positioning of any point on a hemispherical surface.

Preferably, the first and second rotary valves 121 and 122 are thumb screws.

Further, as can be seen from fig. 3 and 4, the supporting device 2 includes a top plate 21 and a bottom plate 23, one end of the top plate 21 is provided with a first fastening hole 210 and a second fastening hole 211 for being matched and fixed with the insulator clamping device, the top plate 21 is provided with a projection 20 for connecting the lead positioning device 1, the projection 20 is provided with a connecting shaft hole 200 for the second rotating shaft of the aforementioned rotating control member 12 to pass through, a bearing member 22 is arranged between the top plate 21 and the bottom plate 23, and the bottom plate is provided with a bottom plate connecting hole 230 for being matched and fixed with the cross arm fastening member 3.

Further, as can be seen from fig. 7, the cross arm fastening member 3 includes a pressing plate 30 and a pressing plate fastening member 31 penetrating and connecting with the bottom plate connection hole 230 and the pressing plate 30, one end of the pressing plate fastening member 31 close to the bottom plate 23 is provided with a connecting member matching with the bottom plate connection hole 230, the connecting member may be a bolt, and the other end of the pressing plate fastening member 31 is provided with a tab structure. When the device is used, the cross arm 6 is arranged between the bottom plate 23 and the pressing plate 30, and the clamping and loosening operation of the whole device on the cross arm 6 can be realized by rotating the pressing plate fastening piece 31.

Further, as can be seen from fig. 6, the insulator gripping device 4 includes a first locker 41, a second locker 42, and a locking valve 40 controlling the closed and open states of the first locker 41 and the second locker 42, and the locking valve 40 is disposed at one side of the second locker 42. The second locker 42 is provided with first and second locking holes 420 and 421 corresponding to the first and second fastening holes 210 and 211, and the opposite fastening holes and locking holes may be penetratingly fixed by a connector. One side of first retaining member 41 and one side fixed connection of second retaining member 42, its opposite side passes through locking valve 40 swing joint, rotates locking valve 40 respectively to positive and negative two directions during the use and can realize the closure and the opening of first retaining member 41 and second retaining member 42, and first retaining member 41 is provided with petticoat draw-in groove 422 with second retaining member 42's inboard relatively, is used for holding the convex petticoat of chucking insulator side when the centre gripping insulator.

Preferably, the locking valve 40 is a hexagonal head bolt detachably fitted on the second locking member 42.

In the above embodiments, the fixing connection may be a fixing pin connection, a bolt connection, or a rivet connection.

Taking a 10kV isolating switch as an example, when the cross arm lead fixing device of the utility model is used for replacing an old isolating switch, an operator firstly checks and ensures that the old isolating switch is in a switching-on position, the lead current of the old isolating switch is stable and no leakage risk exists;

then installing a lead, taking an insulation shielding and isolating measure at a lead clamp, measuring the current of the insulation lead and the current of the isolating switch, and pulling open the old isolating switch;

as shown in fig. 7, the cross arm 6 is placed between the supporting device 2 and the cross arm fastening member 3, the locking valve 40 is opened, the insulator 5 is clamped by the first locking member 41 and the second locking member 42, the locking valve 40 is closed and fastened to ensure the insulator is stable and does not displace, and the pressing plate fastening member 31 is adjusted to clamp the cross arm 6;

the cover body valve 100 is adjusted to be loose, so that the space between the first cover body 101 and the second cover body 102 is opened, the lead is placed between the first cover body 101 and the second cover body 102, the cover body valve 100 is adjusted to be tight, the lead is fixed, and the first rotary valve 121 and the second rotary valve 122 can be further adjusted to flexibly adjust the fixed angle of the lead;

then, the old disconnecting switch is dismantled and the new disconnecting switch is replaced;

closing the new isolating switch, measuring the lead current and the isolating switch current, and ensuring the normal and stable current;

and finally, removing the lead and the cross arm lead fixing device and removing the insulation shielding isolation measure.

The utility model discloses combine fixed cross arm insulator and fixed lead wire's function, can realize parallel processing, reduced user's operation safety risk, avoided the consumption of manpower, promoted work efficiency.

To sum up, the utility model discloses a lid includes first lid 101 and second lid 102, and the rotary valve includes first rotary valve 121 and second rotary valve 122, and the fastening hole includes first fastening hole 210 and second fastening hole 211, and the retaining member includes first retaining member 41 and second retaining member 42, and the locking hole includes first locking hole 420 and second locking hole 421.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solutions of the present application and not to limit them; although the present application has been described in detail with reference to preferred embodiments, those of ordinary skill in the art will understand that: modifications can be made to the embodiments of the application or equivalents may be substituted for some features; all of which are intended to be encompassed within the scope of the claims appended hereto without departing from the spirit and scope of the present disclosure.

Claims (10)

1. The utility model provides a cross arm lead wire fixing device, its characterized in that, including lead wire positioner (1), insulator clamping device (4) that are used for fixed lead wire and accept strutting arrangement (2) of lead wire positioner (1) and insulator clamping device (4), insulator clamping device (4) are used for fixed insulator continuous with the cross arm, the downside of strutting arrangement (2) is provided with cross arm fastener (3) that are used for pressing from both sides tight cross arm, strutting arrangement (2) and insulator clamping device (4) fixed connection, the one end of lead wire positioner (1) is provided with lead wire fixed subassembly (10), and the other end is provided with rotation control spare (12) of adjusting the fixed angle of lead wire, strutting arrangement (2) and lead wire positioner (1) pass through rotation control spare (12) are rotated and are connected.

2. The cross-arm lead wire fixture device according to claim 1, wherein the rotary control member (12) comprises a rotary base (120) and rotary valves (121, 122) for controlling the rotation angle of the lead wire fixture assembly (10), the rotary base (120) being provided with a second rotary shaft in rotational connection with the support device (2).

3. The cross-arm lead wire fixing device according to claim 2, characterized in that the lead wire positioning device (1) comprises a connecting rod (11) receiving the lead wire fixing component (10) and a rotary control member (12), the connecting rod (11) is provided with a first rotating shaft perpendicular to the axis of the second rotating shaft, and the rotary base (120) is provided with a shaft hole pair matching with the first rotating shaft.

4. The cross-arm lead wire fixing device according to claim 3, wherein the rotary valves (121, 122) are rotatably disposed through the rotary base (120) and are parallel to the axes of the first and second rotary shafts, respectively.

5. The cross-arm lead wire fixing device according to any one of claims 1 to 4, wherein the lead wire fixing assembly (10) comprises a cover body (101, 102) and a cover body valve (100) movably arranged on one side of the cover body (101, 102), and the cover body valve (100) is used for controlling the opening and closing of the cover body (101, 102).

6. The cross-arm lead attachment of any of claims 1-4 wherein the lead attachment assembly (10) is a clamp.

7. The cross-arm lead fixing device according to any one of claims 2 to 4, wherein the supporting device (2) comprises fastening holes (210, 211) which are matched and fixed with the insulator clamping device (4) and a connecting shaft hole (200) for the second rotating shaft of the rotary control member (12) to penetrate through, and the supporting device (2) is further provided with a bottom plate connecting hole (230) which is matched and connected with the cross-arm fastening member (3).

8. The cross-arm lead wire fixing device according to any one of claims 1 to 4, wherein the cross-arm fastening member (3) comprises a pressing plate (30) and a pressing plate fastening member (31) which is connected with the bottom plate connecting hole (230) in a penetrating manner.

9. The cross-arm lead fixing device according to claim 7, wherein the insulator gripping device (4) comprises a locker (41, 42) and a locking valve (40) controlling the locker (41, 42) to be closed and opened, the locking valve being movably provided at one side of the locker (41, 42), the locker (41, 42) being provided with a locking hole (420, 421) corresponding to the fastening hole (210, 211), and the opposite fastening hole (210, 211) and the locking hole (420, 421) being fixed by a connector therethrough.

10. The cross-arm lead fixing device according to claim 9, wherein the inner side of the locking member (41, 42) is provided with a porcelain skirt slot (422) for clamping a porcelain skirt at the side of the insulator.

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