CN219711152U - Transmission tower with shockproof function - Google Patents

Abstract

The utility model provides a power transmission tower with a shockproof function, and particularly relates to the technical field of power transmission engineering. The power transmission tower comprises a base, a bottom frame, a top frame and a supporting side frame, wherein the bottom frame is vertically arranged at the top of the base, and the supporting side frames are respectively arranged on the side surfaces of the bottom frame and the top frame; the top end of the bottom frame is connected with the top frame through a T-shaped fixing component; the longitudinal parts of the fixed connecting pieces are used for fixing the joint of the bottom frame and the top frame, the transverse parts of the two fixed connecting pieces on the same side are fixed through the buffering energy absorbing pieces, and then the fixed assembly is connected with the shock absorption rod with one end buried in the ground deeply through the inclined seat arranged on the buffering energy absorbing pieces. Through the mutual matching of the through groove, the damping rod and the buffering energy absorbing piece on the transverse part, a pressure-bearing member is formed, and the pressure-bearing and earthquake-resistant functions of the steel structure connection part are realized.

Description

A kind of transmission tower with earthquake-proof function

Technical field

The utility model relates to the technical field of power transmission engineering, and specifically relates to a power transmission tower with an earthquake-proof function.

Background technique

The transmission tower is the support point of the overhead line. One circuit is erected on the transmission tower, which is a single-circuit transmission tower. Two circuits are erected on the transmission tower, which is a double-circuit transmission tower.

The Chinese patent publication number is CN215717680U. It is a transmission tower with good seismic resistance. It includes a fixed base, an inner tank and a tower body. The left and right ends of the bottom of the inner tank cavity are fixedly connected with shock-absorbing rubber pads. The inner part of the shock-absorbing rubber pads There is a shock-absorbing cavity on the surface. The inner cavity of the inner groove is fixedly connected with a guide rod. The lower end of the outer surface of the guide rod is sleeved with a first spring. The top of the first spring is fixedly connected with a fixing plate. The left and right sides of the tower body The sides are fixedly connected with holding plates, and the left and right ends of the top of the fixed base are fixedly connected with pin sockets.

A shock-absorbing mechanism extending to the ground is installed in the middle of the transmission tower to achieve earthquake resistance of the transmission tower. The steel structure connection section of the transmission tower is connected to the shock-absorbing mechanism, causing the high-strength bolts at the steel structure connection to be compressed and deformed. In view of Regarding the pressure-bearing problem at the steel structure connection, this application proposes a structure that forms pressure-bearing components at the steel structure connection to improve the pressure-bearing performance of the steel structure connection, thereby improving the overall seismic resistance.

Utility model content

In order to overcome the above-mentioned shortcomings of the existing technology, the steel structure connection section of the transmission tower is directly connected to the shock-absorbing mechanism, which causes the high-strength bolts at the steel structure connection to be easily deformed under pressure, as well as the pressure-bearing problem at the steel structure connection. The specific technical solutions of this utility model are as follows:

A transmission tower with anti-seismic function, including a base, a bottom frame, a top frame and a supporting side frame, characterized in that the bottom frame is vertically installed on the top of the base, and the top of the bottom frame is connected to the top frame through a fixed assembly ; The sides of the bottom frame and the top frame are provided with supporting side frames; the fixed component is provided with a shock-absorbing rod connected to the ground.

Preferably, the fixing assembly has a T-shaped structure, including a transverse part and a longitudinal part; the longitudinal part is fixedly connected to the bottom frame and the top frame through fixing bolts, and the ends of the transverse parts of the two fixing assemblies on the same side away from their longitudinal parts are buffered The energy-absorbing parts are connected, and the buffering energy-absorbing parts are equipped with an inclined frame through fasteners; the fixed component is connected to the shock-absorbing rod through an inclined frame.

Preferably, the longitudinal part has an L-shaped structure and is adapted to the bottom frame and the top frame; the transverse part is horizontally provided with through-slots.

It is also preferred that the fixing components are in a group of 2, and the number is at least 4.

It is also preferred that the bottom frame, top frame and supporting side frames are all made of steel.

Further preferably, one end of the shock-absorbing rod away from the tilt frame is buried underground through a buried fixing assembly.

It is further preferred that the buffering and energy-absorbing component is a buffering soft pad or a buffering spring structure.

The beneficial effects of this utility model are:

In the earthquake-proof power transmission tower provided by the utility model, the connection between the steel structure bottom frame and the top frame is fixedly connected through a fixing assembly. The longitudinal part of the fixing assembly is designed in an "L" shape to match the connection between the bottom frame and the top frame. It is fixed with high-strength fixing bolts, combined with the slot design on the lateral parts of the fixed components, which also reduces the wind direction resistance to a certain extent; the buffering energy-absorbing components provided between the lateral parts of the fixed components cooperate with the shock-absorbing rods to form Pressure-bearing components to achieve pressure-bearing and earthquake resistance at steel structure connections.

Description of drawings

The accompanying drawings that constitute the description of this application are used to provide a further understanding of this application and do not constitute an improper limitation of this application.

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a partial structural diagram of the utility model;

Figure 3 is a partial enlarged view of point A in Figure 2;

Figure 4 is a schematic structural diagram of the energy-absorbing component of the present utility model;

In the figure, 1-base; 2-bottom frame; 3-top frame; 4-support side frame; 5-longitudinal part; 6-lateral part; 7-tilt frame; 8-shock absorbing rod; 9-buffering energy-absorbing member ;10-Fasteners.

Detailed ways

The specific implementation of a transmission tower with anti-seismic function provided by the present utility model will be further described with reference to the accompanying drawings and examples.

As shown in Figure 1-2, a transmission tower with anti-seismic function includes a base 1, a bottom frame 2, a top frame 3, and a supporting side frame 4 provided on the sides of the bottom frame 2 and the top frame 3. The bottom frame 2 Vertically located on the top of the base 1, the top of the base frame 2 is connected to the top frame 3 through fixed components; preferably, the base frame 2, the top frame 3, the supporting side frames 4 and the fixed components are all made of steel materials. The fixed assembly is also provided with a shock absorbing rod 8 connected to the ground.

As shown in Figure 3-4, the fixing component has a T-shaped structure, including a transverse part 6 and a longitudinal part 5; the longitudinal part 5 fixes the connection between the bottom frame 2 and the top frame 3 through fixing bolts, and the two fixed parts on the same side The transverse parts 6 of the component are arranged opposite each other, and one end far away from the longitudinal part 5 is fixedly connected through a buffering and energy-absorbing component 9; wherein, the buffering and energy-absorbing component 9 can be a cushioning cushion, or a high-strength buffering spring structure (high-strength buffering spring). The structure is composed of high-strength springs and steel plates at both ends, which can be fixed by welding); the energy-absorbing part 9 is connected to the tilt frame 7 through fasteners 10; the fixed component is fixedly connected to the shock-absorbing rod 8 through the tilt frame 7; shock absorption One end of the rod 8 away from the tilt frame 7 is buried deep underground through a buried fixing assembly.

Preferably, the longitudinal part 5 has an L-shaped structure and matches the size of the bottom frame 2 and the top frame 3 to ensure the tightness of the connection; the transverse part 6 is horizontally provided with through-slots, and the setting of the through-slots can weaken the connection to a certain extent. Wind action.

It is also preferred that the damping rod 8 includes an upper connecting rod and a lower connecting rod; wherein the top end of the upper connecting rod is connected to the tilt seat, and the bottom end is connected to the top end of the lower connecting rod through a high-strength buffer spring; the lower connecting rod The bottom end of the rod is fixedly connected to the buried fixing component; sleeves are movable outside the upper and lower connecting rods; the shock-absorbing rod belongs to the existing technology and will not be described in detail here.

When in use, fixed assemblies are provided on the same side of the bottom frame 2 and the top frame 3, and the two fixing assemblies form a group. One end of the transverse portion 6 of the two fixing assemblies away from the longitudinal portion 5 is fixedly connected through a buffering and energy-absorbing component 9. The longitudinal parts 5 of each fixed component are respectively fixed to the connection between the corresponding bottom frame 2 and top frame 3 through high-strength fastening bolts to complete the construction of the bottom frame 2 and top frame 3 of the transmission tower. The buffering and energy-absorbing component 9 is fastened through fastening bolts. The firmware is fixedly connected to the tilt seat 7. The end of the tilt seat 7 away from the buffering energy-absorbing component 9 tilts downward and is fixedly connected to the upper end of the shock absorber rod 8. Then the bottom end of the shock absorber rod 8 is connected to the buried fixing component and Buried deep underground. The through-slots on the transverse part 6 of the fixed component, the buffering and energy-absorbing components 9 and the shock-absorbing rods 8 cooperate with each other to form a pressure-bearing component structure as a whole, thereby bearing pressure and resisting earthquakes at the connection between the steel structure bottom frame 2 and the top frame 3. Effectively improve the seismic performance of transmission tower connections.

In the present utility model, terms such as "upper", "lower", "bottom", "top", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the various aspects of the present utility model. Relative words determined by the structural relationship of parts or components do not specifically refer to the parts or components of the present invention, and cannot be understood as limitations of the present utility model. Terms such as "connected" and "connected" should be understood in a broad sense, indicating that it can be a fixed connection, an integral connection or a detachable connection; it can be a direct connection or an indirect connection through an intermediate medium. For relevant scientific researchers or technicians in this field, the specific meanings of the above terms in the present utility model can be determined according to specific circumstances, and should not be understood as limitations of the present utility model.

Of course, the above description is not a limitation of the present utility model, and the present utility model is not limited to the above examples. Changes, modifications, additions or substitutions made by those skilled in the art within the essential scope of the present utility model are also not limited to the above examples. It should belong to the protection scope of this utility model.

Claims (7)

1. The utility model provides a transmission tower with shockproof function, includes base, chassis, roof-rack and support side bearer, its characterized in that, the chassis is vertical to be located at the base top, the top of chassis is connected through fixed subassembly with the roof-rack; the side surfaces of the bottom frame and the top frame are respectively provided with a supporting side frame; the fixed component is provided with a shock absorption rod connected with the ground.

2. The pylon with shockproof function according to claim 1, wherein the fixing assembly is of T-type structure comprising a transverse portion and a longitudinal portion; the longitudinal parts fix the joint of the underframe and the top frame through fixing bolts, one ends of the transverse parts of the two fixing assemblies on the same side, which are far away from the longitudinal parts, are connected through buffering energy absorbing pieces, and the buffering energy absorbing pieces are provided with inclined frames through fasteners; the fixed component is connected with the shock absorption rod through the inclined frame.

3. The power transmission tower with the shockproof function according to claim 2, wherein the longitudinal part is of an L-shaped structure and is matched with the bottom frame and the top frame; the transverse part is horizontally provided with a through groove.

4. A pylon with vibration damping function according to claim 1, wherein the number of the fixed assemblies is 2 or more, and the number is at least 4.

5. The pylon with shock resistance according to claim 1, wherein the bottom frame, top frame, support side frame and fixing members are all made of steel.

6. A pylon with vibration damping function according to claim 1 or 2, wherein the end of the shock absorbing rod remote from the tilting frame is buried under the ground by a buried fixing assembly.

7. The pylon with shockproof function according to claim 2, wherein the buffering energy absorber is a buffering cushion or a buffering spring structure.