CN205141528U - Three angle steel mounts - Google Patents

Abstract

The utility model relates to the field of electric working tools, in particular to a triangular steel fixing frame. It includes a long deck and a short deck, and an adjusting screw for adjusting the distance between them is connected between the long deck and the short deck. The structure composed of the long deck and the short deck is connected with the triangular steel The structure is compatible, and the long deck and the short deck are provided with locking pieces for locking the triangular steel, so that the long deck and the short deck are fixed on the triangular steel, and the long deck is also provided with a A sliding slot for adjusting the position of the screw rod, and a connecting structure for connecting insulating pull rods is also arranged on the device. The utility model makes full use of sliding grooves and adjusting the length of the screw rod to adjust the distance, and can be used on triangular steel with any specification, and has good applicability and versatility, and the set fixing mechanism solves the bearing force when replacing insulators Problems with the connection between the system and the tower.

Description

A triangular steel bracket

technical field

The utility model relates to the field of electric working tools, in particular to a triangular steel fixing frame.

Background technique

When electric power workers carry out maintenance and repair work on high-voltage transmission lines, they need to work on iron towers up to tens of meters high. The iron towers are metal steel frame structures. Triangular steels of different sizes and lengths are spliced together. In order to ensure that the tower has a good load-bearing effect and supporting effect, except for the joints of the triangular steel splicing, the rest of the structure is a complete structure without openings or gaps.

When electric power workers carry out the operation of replacing insulators on the iron tower, they need to transfer the gravity load of the transmission line borne by the insulator, so that the insulator is in a free state before replacing the insulator. The tools currently used to transfer the gravity load of the transmission line borne by the insulator It is a load-bearing system. The load-bearing system is composed of four hooks, screw rods, and insulating rods. The main structure of the load-bearing system is that the screw passes through the four hooks to connect the insulating pull rods. The four-hook hooks pull the wires, and the insulation pulls The bottom of the rod is connected to the screw, and the upper part is provided with a double lug structure with a through hole for connection. As shown in Figure 5, a nut is installed under the connection between the screw and the four-hook card. When the upper part of the insulating rod is installed and fixed through the through hole , when the nut is rotated upward along the lead screw, the four hooks will hook the wire to move upward, so that the gravity load of the wire is transferred from the insulator to the load-bearing system to bear. When the structure of the iron tower is a double-piece tower material, there is a set of fixing devices fixed on the iron tower for installing insulating rods. When the joint of the iron tower is a single-piece tower material, there is no device for connecting insulating rods, and the insulator cannot be installed. replace. In view of the problem that the single-piece tower material operation cannot adopt the fixing method suitable for the double-piece tower material operation, and there is no device for installing and connecting insulating rods, a new fixing device suitable for the structure of the single-piece tower material is designed To install the connection bearing system.

Utility model content

The purpose of the invention of this utility model is to provide a triangular steel fixing frame for the problem that when the structure of the iron tower is a single-piece tower material structure, the load-bearing system used to replace the insulator string has no position to connect and install. The tower material structure provides a firm connection device for the load-bearing system and bears the gravity load of the transmission wire.

In order to achieve the above object, the technical solution adopted by the utility model is:

A triangular steel fixing frame, comprising a long deck and a short deck, an adjusting screw for adjusting the distance between them is connected between the long deck and the short deck, after the long deck and the short deck are connected The composed structure is compatible with the structure of the triangular steel. Locking parts for locking the triangular steel are arranged on the long and short card seats, so that the long and short card seats are fixed on the triangular steel. A sliding groove for adjusting the position of the adjusting screw is also provided on the deck, and a connecting structure for connecting the insulating rod is also provided on the device. The insulating rod is an existing device, the upper end of the insulating rod is connected to the triangular steel fixing frame, and the lower end is connected to the screw rod of the load-bearing system.

The long card seat and the short card seat of the triangular steel fixing frame are connected as a whole through the adjusting screw, and the structure composed of the long card seat and the short card seat is adapted to the triangular steel, so as to realize the adaptation to the triangular steel of different sizes, and then through the long card The locking pieces arranged on the deck and the short deck securely fix them on the triangular steel to realize the fixing of the triangular steel fixing frame and the triangular steel frame, and the connection arranged on the device is used to connect the insulating pull rod.

As a preferred solution of the present utility model, the long card seat is an L-shaped plate structure with a hook, the plate thickness of the long card seat is adapted to the distance between the double lugs of the insulating pull rod, and the middle part of the long side plate There is a waist-shaped hole sliding groove, the short card seat is a triangular steel structure, and a connecting hole is arranged on the short card seat corresponding to the sliding groove, so that the adjusting screw passes through the sliding groove and the connecting hole to connect the long card seat and the short card. The seat is connected into a structure compatible with the triangular steel.

As a preferred solution of the present utility model, the locking member on the long clamping seat is a combined component connected by a stud and a wing nut arranged on its short side plate.

As a preferred solution of the present utility model, the locking member on the short clamping seat is a composite member connected by a stud and a wing nut arranged thereon.

As a preferred solution of the present invention, the two ends of the adjusting screw are provided with wing nuts for limiting the positions of the long and short card seats.

As a preferred solution of the present invention, the number of the sliding grooves is two, and the two sliding grooves are arranged in parallel.

As a preferred solution of the present invention, the adjusting screw is two pieces, and the two adjusting screws pass through the sliding groove of the long card holder and the connecting hole of the short card holder to connect the long card holder and the short card holder.

As a preferred solution of the present utility model, the connection structure is a through hole and a bolt provided on the long clamping seat. The through hole is arranged at the end of the long side plate of the long card seat, and the two lifting lugs of the insulating pull rod are clamped on the long card seat, and a connection structure is formed through bolt connection.

In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

1. The structure is simple, easy to use, and highly versatile. It is suitable for any triangular steel, and the triangular steel fixing frame is connected to the insulating rod on the single-piece tower structure spliced with triangular steel of any size and specification;

2. Due to the adoption of the preferred scheme of the triangular steel fixing frame of the present utility model, the triangle steel and the triangular steel fixing frame are firmly connected, and when connecting the insulating rods, there will be no looseness between the triangle steel and the triangular steel fixing frame, which is effective The danger of loosening and falling is prevented.

Description of drawings

FIG. 1 is a schematic structural diagram of a triangular steel fixing frame in Embodiment 1. FIG.

FIG. 2 is a schematic structural view of the long deck in FIG. 1 .

FIG. 3 is a schematic structural diagram of a triangular steel fixing frame in Embodiment 2. FIG.

FIG. 4 is a schematic structural view of the long deck in FIG. 3 .

Fig. 5 is a schematic structural diagram of an existing insulating pull rod.

Marks in the figure: 1-long deck, 2-short deck, 3-adjusting screw, 4-bolt, 5-locking piece, 6-sliding groove, 7-insulating rod.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in detail.

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Example 1

The triangular steel fixing frame of this embodiment is used to be fixed on the triangular steel of the iron tower.

As shown in Figures 1 and 2, it includes a long deck 1 and a short deck 2, and two adjusting screw rods 3 for adjusting the distance between them are connected between the long deck 1 and the short deck 2. The structure formed after the long deck 1 and the short deck 2 is connected is compatible with the structure of the triangular steel, and the long deck 1 and the short deck 2 are provided with a locking member 5 for locking the triangular steel 7, so that the long deck 1 and the short deck 2 The deck 1 and the short deck 2 are fixed on the triangular steel 7, and the long deck 1 is also provided with two sliding grooves 6 for adjusting the sliding of the two screw rods;

When this embodiment is in use, slide the adjusting screw 3 along the sliding groove 6, and move the short card seat 2 along the direction of the adjusting screw, so that the triangle steel fixing frame matches the triangle steel of different sizes, and the triangle steel fixing frame and the triangle steel are well adapted. Finally, tighten the locking member 5 arranged on the long deck 1 and the short deck 2;

In this embodiment, a through hole is drilled at the long side end of the long card seat. As shown in Figure 1, the bolt 4 is connected, and the double lugs on the upper end of the insulating pull rod 7 of the load-bearing system are stuck on the long card seat 1. Above, use the bolt 4 to connect the insulating rod 7 and the long card seat 1, so as to achieve the purpose of connecting the insulating rod 7 to the triangular steel fixing frame, and through the force of the triangular steel fixing frame, along the bearing system The screw rod rotates the nut upwards, so that the four-hook hook pulls the gravity load of the transmission line to move upwards. At this time, the gravity load of the transmission line is transferred from the insulator string to the triangular steel fixing frame. Free state, to achieve the purpose of convenient replacement of insulator strings.

Because this embodiment adopts double adjustment screw rods, the fixing between the triangular steel fixing frame and the triangular steel is more firm, and no lateral movement occurs, and the triangular steel fixing frame can bear heavier loads, so that the triangular steel fixing frame can withstand the transmission Line gravity load.

The triangular steel fixing frame of this embodiment can also be used in construction industries such as construction sites. When working on a tower material structure device built with a single piece of triangular steel, the utility model can be used to solve the problem of installation and fixing.

Example 2

The triangular steel fixing frame of this embodiment is used to be fixed on the triangular steel of the iron tower.

As shown in Fig. 3 and Fig. 4, the triangular steel fixing frame of the present embodiment comprises a long card seat 1 and a short card seat 2, which is connected between the long card seat 1 and the short card seat 2 for adjusting the distance between them. Adjust the screw rod 3, the structure formed after the connection of the long deck 1 and the short deck 2 is adapted to the structure of the triangular steel, and the long deck 1 and the short deck 2 are provided with a locking mechanism for locking the triangular steel. 5, so that the long deck 1 and the short deck 2 are fixed on the triangular steel 7, and the long deck 1 is also provided with a sliding groove 6 for adjusting the movement of the screw.

In this embodiment, there is one adjusting screw, which is connected to the sliding groove 6 of the waist-shaped hole at the long side end of the long card base 1 and the through hole on one side of the short card base 2 .

When this embodiment is in use, slide the adjusting screw 3 along the sliding groove 6, and move the short card seat 2 along the direction of the adjusting screw, so that the triangle steel fixing frame matches the triangle steel of different sizes, and the triangle steel fixing frame and the triangle steel are well adapted. Finally, tighten the locking parts 5 arranged on the long card base 1 and the short card base 2, and after installing and fixing the triangle steel fixing frame, clamp the double lifting lugs on the upper end of the insulating pull rod 7 of the load-bearing system on the long card On the seat 1, use the bolt 4 to connect the insulating rod 7 and the long card seat 1, so as to achieve the purpose of connecting the insulating rod 7 to the triangular steel fixing frame. Through the force of the triangular steel fixing frame, along the load-bearing system The screw rod in the center rotates the nut upwards, so that the four-hook hook pulls the gravity load of the transmission line to move upward. At this time, the gravity load of the transmission line is transferred from the insulator string to the triangular steel fixing frame, and the insulator string is not loose after being pulled by the transmission line. It is in a free state to achieve the purpose of convenient replacement of insulator strings. Since there is only one adjusting screw and one sliding groove, it is easier to combine and fix.

In summary, the triangular steel fixing frame of this embodiment can be applied to a single piece of triangular steel of any specification by adjusting the relative position between the screw rod 3 and the long deck 1 and the short deck 2. , A triangular steel fixing frame can be built on a single-piece tower structure, which can facilitate the replacement of insulator strings at any position.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (8)

1. a triangular steel fixed frame, is characterized in that, comprises long deck and short deck, is connected with the adjusting screw rod that is used to regulate the distance between them between described long deck and short deck, described long deck The structure formed after connecting with the short deck is compatible with the structure of the triangular steel. The long deck and the short deck are provided with locking pieces for locking the triangular steel, so that the long deck and the short deck are fixed on the triangle. On the steel, the long card seat is also provided with a sliding groove for adjusting the position of the adjusting screw, and the device is also provided with a connecting structure for connecting the insulating pull rod. 2. The triangular steel fixing frame according to claim 1, characterized in that, the long clip is an L-shaped plate structure with a hook, and the thickness of the long clip is between the double lifting lugs of the insulating pull rod. The distance between them is adapted, and the middle part of the long side plate is provided with a waist-shaped sliding groove. The short card seat is a triangular steel structure, and a connecting hole is provided on the short card seat corresponding to the sliding groove, so that the adjusting screw can pass through the The sliding groove and the connecting hole connect the long card holder and the short card holder into a structure compatible with the triangular steel. 3 . The triangular steel fixing frame according to claim 2 , wherein the locking member on the long clamping seat is a composite member connected by a stud and a wing nut arranged on the short side plate. 4 . 4. The triangular steel fixing frame according to claim 2, characterized in that, the locking piece on the short clamping seat is a combined component connected by a stud and a wing nut arranged thereon. 5 . The triangular steel fixing frame according to claim 2 , wherein wing nuts are provided at both ends of the adjusting screw to define the positions of the long clamping seat and the short clamping seat. 6 . 6. The triangular steel fixing frame according to any one of claims 1-5, characterized in that there are two sliding grooves, and the two sliding grooves are arranged in parallel. 7. The triangular steel fixing frame according to claim 6, wherein the adjusting screw is two pieces, and the two adjusting screws pass through the sliding groove of the long deck and the connecting hole of the short deck to connect the long deck and the short deck. seat connection. 8. The triangular steel fixing frame according to claim 1 or 7, characterized in that, the connection structure is a through hole and a bolt provided on the long clamping seat.