CN204558683U - A kind of parallel groove clamp - Google Patents

Abstract

The utility model discloses a parallel ditch line clamp, which comprises an upper splint, at least one lower splint, at least one elongated screw rod, at least one fixing nut and at least one special inserting plate. There are grooves in the middle of which there are upper and middle card slots and lower middle card slots respectively, and the upper and lower splints are fixed by using a special insert plate through the lengthened screw rod. When the utility model works, the use of the extended screw rod expands the scope of application of the working wire, and the number of the lower splints can be specifically determined according to the needs; at the same time, the pre-installed groove clamp and the working wire are conveniently and securely fixed and matched, saving High-altitude operation time improves the safety of high-altitude operations.

Description

A parallel ditch clamp

technical field

The utility model relates to the technical field of electric equipment, in particular to a ditch parallel clip.

Background technique

At present, the parallel groove clamps used in the prior art include many parts and scattered components. In the actual installation process, when the number of installations is large, the installation process is very cumbersome due to the scattered components of the parallel groove clamps. At the same time, due to the existence of a series of disadvantages such as the diversion wire adopting steel-cored aluminum stranded wire, which is hard and not easy to bend, and the length of the drainage wire is different, that is, the radians of the shunt wire and the drainage wire are inconsistent, construction workers often work at high altitudes where the wind is strong. When working at heights, the line will swing left and right, and the installation time will be long, so that the work efficiency on the overhead wires will be very low, and even high-altitude safety production problems will occur.

Utility model content

The purpose of this utility model is to overcome the shortcomings of the above-mentioned prior art, and provide a parallel ditch wire clamp to realize convenient and secure fixing of shunt wires and wires, and improve the safety and operating efficiency of high-altitude operations.

In order to achieve the above object, the utility model adopts the following technical solutions:

A parallel groove clamp, including an upper splint, at least one lower splint, at least one elongated screw rod, at least one fixing nut and at least one special inserting plate; at least one hole is opened on the upper splint, and each hole on the lower surface is two The sides are respectively provided with grooves, a hole is opened in the center of the lower splint, and grooves are respectively opened on both sides of the upper surface, and the elongated screw rod passes through the holes of the upper splint and the lower splint in sequence. The fixing nut is fixed on the other end of the lengthened screw rod; the middle of the special board is bent to 350°-360°, and the middle of the special board passes through the lengthened screw rod to support the upper splint and the Between the lower splints.

There are protrusions on both sides of the hole on the lower surface of the upper splint, and the two protrusions and the surface between them form an upper middle part slot; the upper surface of the lower splint has protrusions on both sides of the hole , the two protrusions and the surface between them form a lower middle card slot, and the middle of the special board passes through the elongated screw rod to fix the upper middle card slot and the lower middle card slot. splint and said lower splint.

Further, the number of holes of the upper splint is the same as that of the lower splint, the number of the elongated screw rods and the number of the fixing nuts.

Further, a spring washer is provided between the nut of the elongated screw rod and the upper splint.

Further, a flat washer is provided between the fixing nut and the lower splint.

Further, the inner surface of the groove is serrated.

Further, the number of the lower splint is one.

Further, there are four lower splints.

The beneficial effects of the utility model:

1. The pre-installed paralleling clamp can be conveniently and securely fixed with the working wire, and at the same time, the pre-installed paralleling clamp can completely match the working wire, which saves the time of high-altitude work and improves the safety of the installation workers for high-altitude work Spend.

2. The use of the extended screw rod is suitable for the compression work wire with a larger wire diameter, which increases the scope of application of the groove clamp.

3. The fixing of the special inserting plate is conducive to the pre-fixing of the upper splint and the lower splint, and provides convenience for installation.

Description of drawings

Fig. 1 is the structural diagram when the utility model adopts a lower splint;

Fig. 2 is the side view of the utility model special board;

Fig. 3 is the structural diagram when the utility model adopts four lower splints;

1. Spring washer, 2. Extended screw rod, 3. Upper splint, 4. Groove, 5. Lower middle card slot, 6. Lower splint, 7. Fixing nut, 8. Flat washer, 9. Special insert plate , 10. Upper middle card slot.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Example 1

As shown in Figure 1, a parallel groove clamp includes an upper clamping plate 3, at least one lower clamping plate 6, at least one elongated screw rod 2, at least one fixing nut 7 and at least one special inserting plate 9; on the upper clamping plate 3 There is at least one hole, grooves 4 are respectively opened on both sides of each hole on the lower surface, a hole is opened in the center of the lower splint 6, grooves are respectively opened on both sides of the upper surface, and the lengthened screw rod 2 is in turn Through the holes of the upper splint 3 and the lower splint 6, the fixing nut 7 is fixed on the other end of the elongated screw rod 2; The upper surface of the lower splint 6 has protrusions on both sides of the hole to form the lower middle draw-in groove 5, and the middle of the special inserting plate 9 passes through the elongated screw rod and passes through the upper middle draw-in groove 10 and the lower middle draw-in groove. 5 to fix the upper splint 3 and the lower splint 6;

Further, the number of holes of the upper splint 3 is the same as that of the lower splint 6 , the number of the elongated screw rods 2 and the number of the fixing nuts 7 .

Further, a spring washer is provided between the nut of the elongated screw rod 2 and the upper splint 3 .

Further, a flat washer 8 is provided between the fixing nut 7 and the lower clamping plate 6 .

Further, the inner surface of the groove 4 is serrated.

Further, the number of the lower splint 6 is one.

The special board 9 is a longer board, which is folded in half along its length and bent to 350°-360°. The lower surface of the upper splint has protrusions on both sides of the hole to form an upper middle card slot, and the lower splint The upper surface has protrusions on both sides of its hole to form the lower middle part of the draw-in groove, and the special inserting plate 9 utilizes the middle part of the draw-in groove to fix the upper splint and the lower splint.

In this embodiment, there is one lower splint. Usually, the upper splint 3 and the lower splint 6 are set to correspond up and down and are equal in size. The pre-installation of the groove clamp is to put the spring washer 1 under the nut of the extended screw rod 2, then pass the extended screw rod 2 through the holes of the upper and lower splints in turn, and put a flat washer 8 at the bottom end of the screw rod , and screw in the fixing nut 7, so as to realize the installation of the groove clamp, and pass the special insert plate 9 through the lengthened screw rod 2 to fix the upper splint 3 and the lower splint 6.

Example 2

As shown in Figure 2, a parallel groove clamp includes an upper clamping plate 3, at least one lower clamping plate 6, at least one elongated screw rod 2, at least one fixing nut 7 and at least one special inserting plate 9; on the upper clamping plate 3 There is at least one hole, grooves 4 are respectively opened on both sides of each hole on the lower surface, a hole is opened in the center of the lower splint 6, grooves are respectively opened on both sides of the upper surface, and the lengthened screw rod 2 is in turn Through the holes of the upper splint 3 and the lower splint 6, the fixing nut 7 is fixed on the other end of the elongated screw rod 2; The upper surface of the lower splint 6 has protrusions on both sides of the hole to form the lower middle draw-in groove 5, and the middle of the special inserting plate 9 passes through the elongated screw rod and passes through the upper middle draw-in groove 10 and the lower middle draw-in groove. 5 to fix the upper splint 3 and the lower splint 6.

Further, the number of holes of the upper splint 3 is the same as that of the lower splint 6 , the number of the elongated screw rods 2 and the number of the fixing nuts 7 .

Further, a spring washer is provided between the nut of the elongated screw rod 2 and the upper splint 3 .

Further, a flat washer 8 is provided between the fixing nut 7 and the lower clamping plate 6 .

Furthermore, the inner surface of the groove 4 is serrated, which can increase the friction between the groove 4 and the working wire.

Further, the number of lower splints 6 is four.

In this embodiment, the number of lower splints is 4, and correspondingly, the number of lengthened screw rods, fixing nuts and upper surface holes is 4, so that the length of the fixed high-altitude operation wire is longer and it is not easy to fall off; in this case, the upper The groove of the splint corresponds to the groove of the lower splint up and down, and is used to fix the working wire; the pre-installation of the parallel groove clamp is completed on the ground, that is, the spring washer 1 is placed under the nut of the extension screw rod 2, and then the extension The screw rod 2 passes through the holes of the upper and lower splints in turn, put a flat washer 8 on the bottom end of the screw rod, and screw in the fixing nut 7, so as to realize the installation of the parallel groove clamp, and pass the special insert plate 9 through the extension screw The rod 2 fixes the upper splint 3 and the lower splint 6 .

Before the utility model works, the installation distance between the upper splint and the lower splint can be determined in advance according to the wire diameter of the fixed working wire, which is used to ensure that the doubling clamp after pre-installation can completely match the working wire.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made, these improvements and Retouching should also be regarded as the scope of protection of the present utility model.

Claims (8)

1. a parallel groove clamp, is characterized in that, comprises train wheel bridge, at least one lower plate, at least one lengthening at least one hold-down nut of lead screw and at least one special plate; Described train wheel bridge has each both sides, hole at least one hole, lower surface and have groove, a hole is opened at described lower plate center, the both sides of upper surface have groove, described lengthening lead screw passes the hole of described train wheel bridge and described lower plate successively, and described hold-down nut is fixed on the other end of described lengthening lead screw; Described special plate bent intermediate becomes 350 °-360 °, and the centre of described special plate is supported on described train wheel bridge and described lower plate through described lengthening lead screw.

2. parallel groove clamp as claimed in claim 1, it is characterized in that, the lower surface of described train wheel bridge all has projection in the both sides in its hole, and two projections and the face between it form a upper middle part draw-in groove; The upper surface of described lower plate all has projection in the both sides in its hole, two projections and the face between it form lower middle part draw-in groove, and the centre of described special plate fixes described train wheel bridge and described lower plate through described lengthening lead screw by described upper middle part draw-in groove and described lower middle part draw-in groove.

3. parallel groove clamp as claimed in claim 1, it is characterized in that, the hole of described train wheel bridge is identical with the quantity of described hold-down nut with the quantity of the quantity of described lower plate, described lengthening lead screw.

4. parallel groove clamp as claimed in claim 1, is characterized in that, be provided with spring washer between the nut of described lengthening lead screw and described train wheel bridge.

5. parallel groove clamp as claimed in claim 1, is characterized in that, be provided with flat shim between described hold-down nut and described lower plate.

6. parallel groove clamp as claimed in claim 1, is characterized in that, the inner surface indentation of described groove.

7. parallel groove clamp as claimed in claim 1, it is characterized in that, the quantity of described lower plate is 1.

8. parallel groove clamp as claimed in claim 1, it is characterized in that, the quantity of described lower plate is 4.