CN213151002U - Balance tower for antenna balance system - Google Patents

Abstract

The utility model provides a balanced tower for antenna balanced system belongs to antenna technical field. The balance tower for the antenna balance system comprises a tower body and a slide rail arranged on the tower body, wherein the slide rail comprises an inclined section, a first transition section and a horizontal section which are sequentially connected; the slope section is followed the tower body top begins, follows the top of tower body extremely the bottom direction of tower body extends, just the tangent line of slope section is followed with the contained angle of horizontal direction the top of tower body extremely the bottom direction of tower body reduces gradually, the horizontal segment sets up along the horizontal direction, first changeover portion is the circular arc section. The balance tower provided by the disclosure can enable the balance weight to be in the most easily started state when moving from the bottom of the slide rail to the top of the slide rail or from the top of the slide rail to the bottom of the slide rail from a static state, so that the starting inertia of the balance weight moving on the balance tower can be reduced.

Description

Balance tower for antenna balance system

Technical Field

The present disclosure relates to the field of antenna technology, and in particular, to a balancing tower for an antenna balancing system.

Background

With the great increase of the number of antennas in recent years, the task of maintaining and adjusting the antenna screen is more and more important. The quality of the antenna screen maintenance is directly related to the broadcasting safety and the broadcasting quality. Due to the loosening of the stay ropes of the tower masts, the change of the verticality of the iron tower, natural disasters, the extension of the knitting and inserting structure of the large suspension wires and other factors, the antenna curtain sinks after being used for a long time, so that the antenna is ignited, and the broadcasting quality is poor or stopped. And when the tension on the antenna screen is too large, the antenna screen is also disconnected, so that the broadcasting is stopped.

Currently, the antenna screen is maintained by providing a balancing tower and a balancing weight to adjust the tension on the antenna screen. The antenna curtain is connected with the balance weight through the adjusting wire, one end of the adjusting wire is connected with the antenna curtain, and the other end of the adjusting wire is connected with the balance weight to drive the balance weight to move along the balance tower.

However, most of the conventional balance towers are vertical structures, and when the balance weight moves vertically upwards and downwards on the balance tower, the required starting inertia is large, and the movement is not flexible enough.

SUMMERY OF THE UTILITY MODEL

The embodiment of the disclosure provides a balance tower for an antenna balance system, which can reduce the starting inertia of a balance weight moving on the balance tower. The technical scheme is as follows:

the utility model provides a balance tower for antenna balance system, the balance tower for antenna balance system is used for supporting the balance weight, the balance tower for antenna balance system includes the tower body and sets up the slide rail on the tower body, the slide rail includes consecutive slope section, first changeover portion and horizontal segment;

the slope section is followed the top of body of the tower begins, follows the top of body of the tower extremely the bottom direction of body of the tower extends, just the tangent line of slope section is followed with the contained angle of horizontal direction the top of body of the tower extremely the bottom direction of body of the tower reduces gradually, the horizontal segment sets up along the horizontal direction, first changeover portion is the circular arc section.

Optionally, an included angle between a tangent of the inclined section and the horizontal direction gradually decreases in a range of 0 to 90 degrees along a direction from the top of the tower body to the bottom of the tower body.

Optionally, the first transition section corresponds to a central angle of not more than 90 °.

Optionally, the slide rail still includes second changeover portion and receipts tail section, the one end of second changeover portion with the horizontal segment is connected, the other end of second changeover portion with the end section is connected, the second changeover portion is the circular arc section, it is followed to receive the tail section the bottom of shaft to the slope section that the top direction of shaft extends, the tangent line of receiving the tail section is followed with the contained angle of horizontal direction the bottom of shaft extremely the top direction of shaft increases gradually.

Optionally, the second transition section corresponds to a central angle of not more than 90 °.

Optionally, the length of the inclined section is 60-70 m.

Optionally, the length of the horizontal section is 2-7 m.

Optionally, one end of the slide rail, which is located at the top of the tower body, is provided with a stopper.

Optionally, two protruding rails are arranged on two sides of the sliding rail, and the two rails are arranged in parallel along the extending direction of the sliding rail.

Optionally, the height of the two tracks is greater than the radius of the counterweight.

The technical scheme provided by the embodiment of the disclosure has the following beneficial effects:

by arranging the balance tower with the slide rail, the slide rail of the balance tower is provided with the inclined section, and when the balance weight moves on the inclined section, the slide rail can provide a vertical upward supporting force for the balance weight. And the tangent line of slope section and the contained angle of horizontal direction reduce gradually along the top of body of the tower to the bottom direction of body of the tower, then when the counter weight down moved from the top along the slope section, the vertical ascending holding power that the slide rail provided to the holding weight can crescent, and the decurrent resultant force that the counter weight received reduces gradually. When the balance weight is arranged at the bottommost end of the inclined section of the sliding rail, the downward resultant force borne by the balance weight is the smallest, and the pulling force required for pulling up the balance weight is the smallest. When the balance weight is arranged at the top end of the inclined section of the slide rail, the downward resultant force borne by the balance weight is the largest, and the frictional resistance required to be overcome by the downward movement is the smallest. Meanwhile, the horizontal section can also support the balance weight, so that the balance weight can stay in the horizontal section after moving from the inclined section. The first transition section can perform a transition function, so that the balance weight can be in balance transition from the inclined section to the horizontal section. Therefore, the balance tower provided by the disclosure can enable the balance weight to be in the most easily started state when moving from the bottom of the slide rail to the top of the slide rail or from the top of the slide rail to the bottom of the slide rail from a static state, so that the starting inertia of the balance weight moving on the balance tower can be reduced, and the movement of the balance weight is more flexible.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a balancing tower for an antenna balancing system according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of a slide rail provided in the embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of another slide rail provided in the embodiment of the present disclosure.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of a balancing tower for an antenna balancing system according to an embodiment of the present disclosure, and as shown in fig. 1, the balancing tower for an antenna balancing system includes a tower body 1 and a slide rail 2 disposed on the tower body 1.

Fig. 2 is a schematic structural diagram of a slide rail provided in an embodiment of the present disclosure, and as shown in fig. 2, the slide rail 2 includes an inclined section 2-1, a first transition section 2-2, and a horizontal section 2-3, which are connected in sequence.

The inclined section 2-1 extends from the top of the tower body 1 along the direction from the top of the tower body 1 to the bottom of the tower body 1, the included angle between the tangent line of the inclined section 2-1 and the horizontal direction is gradually reduced along the direction from the top of the tower body 1 to the bottom of the tower body 1, the horizontal section 2-3 is arranged along the horizontal direction, and the first transition section 2-2 is an arc section.

The embodiment of the disclosure provides a balance tower with a slide rail, the slide rail of the balance tower is provided with an inclined section, and when a balance weight moves on the inclined section, the slide rail can provide a vertical upward supporting force for the balance weight. And the tangent line of slope section and the contained angle of horizontal direction reduce gradually along the top of body of the tower to the bottom direction of body of the tower, then when the counter weight down moved from the top along the slope section, the vertical ascending holding power that the slide rail provided to the holding weight can crescent, and the decurrent resultant force that the counter weight received reduces gradually. When the balance weight is arranged at the bottommost end of the inclined section of the sliding rail, the downward resultant force borne by the balance weight is the smallest, and the pulling force required for pulling up the balance weight is the smallest. When the balance weight is arranged at the top end of the inclined section of the slide rail, the downward resultant force borne by the balance weight is the largest, and the frictional resistance required to be overcome by the downward movement is the smallest. Meanwhile, the horizontal section can also support the balance weight, so that the balance weight can stay in the horizontal section after moving from the inclined section. The first transition section can perform a transition function, so that the balance weight can be in balance transition from the inclined section to the horizontal section. Therefore, the balance tower provided by the disclosure can enable the balance weight to be in the most easily started state when moving from the bottom of the slide rail to the top of the slide rail or from the top of the slide rail to the bottom of the slide rail from a static state, so that the starting inertia of the balance weight moving on the balance tower can be reduced, and the movement of the balance weight is more flexible.

Optionally, the included angle between the tangent of the inclined section 2-1 and the horizontal direction gradually decreases in the range of 0 to 90 degrees along the direction from the top of the tower body 1 to the bottom of the tower body 1.

Illustratively, in the present embodiment, the included angle between the tangent of the top of the inclined section 2-1 (i.e. the end at the top of the tower body 1) and the horizontal direction is β, the included angle between the tangent of the bottom of the inclined section 2-1 (i.e. the end at the bottom of the tower body 1) and the horizontal direction is α, α < β, and α to β gradually decrease in the range of 0 ° to 90 °.

Optionally, the first transition section 2-2 corresponds to a central angle of not more than 90 °, so that a smooth transition of the counterweight 100 from the inclined section 2-1 to the horizontal section 2-3 can be ensured.

When the central angle corresponding to the first transition section 2-2 is 90 degrees, the end of the first transition section 2-2 connected with the inclined section 2-1 is tangent to the inclined section 2-1, and the end of the first transition section 2-2 connected with the horizontal section 2-3 is tangent to the horizontal section 2-3.

Optionally, the length L1 of the inclined section 2-1 is 60m to 70 m. If the length L1 of the inclined section 2-1 is too long, the entire volume of the balance tower will be too large, resulting in waste of material. If the length L1 of the inclined section 2-1 is too short, the effect of reducing the starting inertia of the counterweight cannot be obtained.

In this embodiment, the length L1 of the inclined section 2-1 can also be determined according to the tension adjustment range of the antenna screen.

Illustratively, the length L1 of the angled section 2-1 is 65 m.

Optionally, the length L2 of the horizontal section 2-3 is 2-7 m. If the length L2 of the horizontal segments 2-3 is too long, the overall volume of the equalization column will be too large, resulting in wasted material. If the length L2 of the horizontal segment 2-3 is too short, the counterweight 100 cannot be cushioned well.

In this embodiment, the length L2 of the horizontal segment 2-3 can also be determined according to the tension adjustment range of the antenna screen.

Illustratively, the length L2 of horizontal segments 2-3 is 3.4 m.

Optionally, referring to fig. 1, one end of the slide rail 2 at the top of the tower body 1 is provided with a stop block 3, and by providing the stop block 3, the counterweight 100 can be prevented from rushing out of the slide rail 2 when moving to the extreme position.

Alternatively, the stopper 3 may be a rectangular block structure.

The blocking piece 3 may be, for example, an iron casting piece, a steel casting piece, an alloy structural steel piece or a carbon structural steel piece.

Optionally, two protruding rails 21 are disposed on two sides of the sliding rail 2, and the two rails 21 are disposed in parallel along the extending direction of the sliding rail 2. Both ends of the counter weight 100 may be respectively disposed on the two rails 21 and roll along the two rails 21. Through setting up two tracks 21, on the one hand, can reduce the area of contact of slide rail 2 and counter weight 100 to can reduce the frictional force between slide rail 2 and the counter weight 100, on the other hand, two tracks 21 can also play the guide effect, prevent that counter weight 100 from breaking away from slide rail 2.

In the present embodiment, the counterweight 100 includes a body and two protruding structures coaxially disposed on both end surfaces of the body, respectively, and the diameters of the two protruding structures are smaller than the diameter of the body. The two raised structures are arranged on the two rails 21 and contact the two rails 21.

Optionally, the height of the two rails 21 is greater than the radius of the counterweight. When the protruding structures at the two ends of the counterweight 100 are respectively arranged on the two rails 21, it can be ensured that the body of the counterweight 100 does not contact with the surface of the part of the slide rail 2 between the two rails 21, thereby generating frictional interference.

The height of the two rails 21 is the distance from one side of the two rails 21 far away from the slide rail 2 to the surface of the slide rail 2.

Optionally, the slide rail 2 is a metal slide rail and the rail 21 is a metal rail.

The slide rail 2 may be, for example, a cast iron slide rail, a cast steel slide rail, an alloy structural steel slide rail, or a carbon structural steel slide rail.

In this embodiment, the tower body 1 may be a concrete tower or a steel frame structure, and the tower body 1 is provided with an inclined surface matching with the slide rail 2, so as to install the slide rail 2 on the tower body 1.

The embodiment of the present disclosure provides another balancing tower for an antenna balancing system, where the structure of the balancing tower for an antenna balancing system is substantially the same as that of the balancing tower for an antenna balancing system described in the above embodiment, and the difference is only that the structure of the sliding rail is different.

Fig. 3 is a schematic structural diagram of another slide rail provided in the embodiment of the present disclosure, and as shown in fig. 3, the slide rail 2 includes an inclined section 2-1, a first transition section 2-2, a horizontal section 2-3, a second transition section 2-4, and a final section 2-5, which are connected in sequence.

The inclined section 2-1 extends from the top of the tower body 1 along the direction from the top of the tower body 1 to the bottom of the tower body 1, the included angle between the tangent line of the inclined section 2-1 and the horizontal direction is gradually reduced along the direction from the top of the tower body 1 to the bottom of the tower body 1, the horizontal section 2-3 is arranged along the horizontal direction, and the first transition section 2-2 is an arc section. The second transition section 2-4 is connected with the horizontal section 2-3, and the other end of the second transition section 2-4 is connected with the ending section 2-5. The second transition section 2-4 is a circular arc section, and the tail end section 2-5 is an inclined section extending from the bottom of the tower body 1 to the top of the tower body 1. The included angle between the tangent line of the tail closing section 2-5 and the horizontal direction is gradually increased along the direction from the bottom of the tower body 1 to the top of the tower body 1.

The embodiment of the disclosure provides a balance tower with a slide rail, the slide rail of the balance tower is provided with an inclined section, and when a balance weight moves on the inclined section, the slide rail can provide a vertical upward supporting force for the balance weight. And the tangent line of slope section and the contained angle of horizontal direction reduce gradually along the top of body of the tower to the bottom direction of body of the tower, then when the counter weight down moved from the top along the slope section, the vertical ascending holding power that the slide rail provided to the holding weight can crescent, and the decurrent resultant force that the counter weight received reduces gradually. When the balance weight is arranged at the bottommost end of the inclined section of the sliding rail, the downward resultant force borne by the balance weight is the smallest, and the pulling force required for pulling up the balance weight is the smallest. When the balance weight is arranged at the top end of the inclined section of the slide rail, the downward resultant force borne by the balance weight is the largest, and the frictional resistance required to be overcome by the downward movement is the smallest. Meanwhile, the horizontal section can also support the balance weight, so that the balance weight can stay in the horizontal section after moving from the inclined section. The first transition section can perform a transition function, so that the balance weight can be in balance transition from the inclined section to the horizontal section. Therefore, the balance tower provided by the disclosure can enable the balance weight to be in the most easily started state when moving from the bottom of the slide rail to the top of the slide rail or from the top of the slide rail to the bottom of the slide rail from a static state, so that the starting inertia of the balance weight moving on the balance tower can be reduced, and the movement of the balance weight is more flexible. Simultaneously, through setting up the second changeover portion, can be so that the balanced hammer smooth transition to the final phase, the final phase can play and block the cushioning effect, and then can prevent that the balanced hammer from rushing out the track under the inertia effect.

In this embodiment, the height L3 of the trailing section 2-5 in the vertical direction is greater than the radius of the counterweight 100.

Optionally, an included angle between a tangent of the ending section 2-5 and the horizontal direction gradually increases in a range of 0 to 90 degrees along the direction from the top of the tower body 1 to the bottom of the tower body 1.

Optionally, the second transition section 2-4 corresponds to a central angle of not more than 90 °. Thereby ensuring a smooth transition of the counterweight 100 from the horizontal section 2-3 to the final section 2-5.

When the central angle corresponding to the second transition section 2-4 is 90 degrees, one end of the second transition section 2-4 connected with the horizontal section 2-3 is tangent to the horizontal section 2-3, and one end of the second transition section 2-4 connected with the ending section 2-5 is tangent to the ending section 2-5.

The above description is intended to be exemplary only and not to limit the present disclosure, and any modification, equivalent replacement, or improvement made without departing from the spirit and scope of the present disclosure is to be considered as the same as the present disclosure.

Claims (10)

1. A balance tower for an antenna balance system is used for supporting a balance weight, and is characterized in that the balance tower for the antenna balance system comprises a tower body (1) and a slide rail (2) arranged on the tower body (1), wherein the slide rail (2) comprises an inclined section (2-1), a first transition section (2-2) and a horizontal section (2-3) which are sequentially connected;

slope section (2-1) is followed the top of body of the tower (1) begins, follows the top of body of the tower (1) extremely the bottom direction of body of the tower (1) extends, just the tangent line of slope section (2-1) is followed with the contained angle of horizontal direction the top of body of the tower (1) extremely the bottom direction of body of the tower (1) reduces gradually, horizontal segment (2-3) set up along the horizontal direction, first changeover portion (2-2) are the circular arc section.

2. The antenna balance system tower according to claim 1, wherein the angle between the tangent of the inclined section (2-1) and the horizontal direction is gradually decreased in the range of 0 ° to 90 ° along the direction from the top of the tower body (1) to the bottom of the tower body (1).

3. The antenna balancing tower of claim 1, wherein the first transition segment (2-2) corresponds to a central angle of not more than 90 °.

4. The antenna balance system balance tower of claim 1, wherein the slide rail (2) further comprises a second transition section (2-4) and a tail-closing section (2-5), one end of the second transition section (2-4) is connected with the horizontal section (2-3), the other end of the second transition section (2-4) is connected with the tail-closing section (2-5), the second transition section (2-4) is a circular arc section, the tail-closing section (2-5) is an inclined section extending from the bottom of the tower body (1) to the top of the tower body (1), and an included angle between a tangent line of the tail-closing section (2-5) and the horizontal direction is gradually increased along the direction from the bottom of the tower body (1) to the top of the tower body (1).

5. The antenna balancing tower of claim 4, wherein the second transition segment (2-4) corresponds to a central angle of not more than 90 °.

6. The antenna balance system tower of claim 1, wherein the length of the inclined section (2-1) is 60-70 m.

7. The antenna balancing tower of claim 1, wherein the horizontal segments (2-3) have a length of 2-7 m.

8. The balancing tower for antenna balancing systems according to claim 1, characterized in that the end of the sliding rail (2) at the top of the tower (1) is provided with a stop (3).

9. The antenna balance system of claim 1, wherein two raised rails (21) are provided on two sides of the sliding rail (2), and the two rails (21) are arranged in parallel along the extending direction of the sliding rail (2).

10. The antenna balancing tower of claim 9, wherein the two rails (21) have a height greater than the radius of the counterweight.

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