CN215329778U - Block and float arrange counter weight balancing unit - Google Patents

Abstract

The utility model discloses a counterweight balancing device for a float interception row, which comprises a structure frame, a pulley block, a steel wire rope and a counterweight, wherein the structure frame is arranged on a platform at the top of guide grooves at two ends of the float interception row, the counterweight is suspended on the structure frame, and the counterweight is connected in series with a support structure at the end part of the float interception row in the guide grooves through the pulley block by the steel wire rope so as to partially balance the dead weight of the support structure at the end part of the float interception row and lift in the opposite direction along with the lifting of the support structure along with the change of water level. The balancing device is convenient and simple to operate, safe and reliable to operate, is an effective measure for partially balancing the dead weight of a supporting structure and controlling the size of the transition buoyancy tank of the floating bar, and the distance between the hanging position of the counterweight and the floating bar is not limited.

Description

Block and float arrange counter weight balancing unit

Technical Field

The utility model relates to the technical field of float retaining rows, in particular to a float retaining row counterweight balancing device, which is used for a self-floating float retaining row with difficult arrangement, design, manufacture and installation caused by larger overall structure size of an end buoyancy tank.

Background

The floating blocking row is equipment for blocking floating objects in a certain depth range in water flow, adopts a self-floating type or a lifting type, the end part of the floating blocking row is connected with a guide chute on a civil structure through a walking supporting structure, the buoyancy of the floating blocking row or an adjacent floating body is utilized to drive the end part supporting structure to lift along with the change of water level, and for the floating blocking row with larger load, the floating box at the end part for balancing has larger size due to a heavier walking supporting device and larger floating frictional resistance, and is limited by the topographic conditions at two ends, the structure of the floating box is more complex, and the design, manufacture and installation difficulty is higher. A common lifting type floating blocking row is arranged in a project as shown in the figure 1, the problem that the size of an end floating box is large can be solved, a fixed winch type hoist is adopted as lifting equipment and is arranged on a platform at the top of a floating blocking guide groove, the equipment has the function of automatically adjusting the position of an end structure according to water level change, a system device comprises a winding drum 11, a steel wire rope 15, a pulley block 14, a motor 12, a coupler, water level meter equipment and the like, a set of electric control equipment 13 is additionally arranged, the structure is complex, and the arrangement position is limited by terrain conditions. In fig. 1, the number 16 is a float guide end support structure, the number 17 is a float guide end buoyancy tank, and the number 18 is a float guide chute, wherein the numbers 16 and 18 can be arranged obliquely or vertically.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a weight balancing device of a float retaining row, which is convenient to operate, safe, reliable, economical, reasonable, energy-saving, environment-friendly and convenient to operate and manage, for a large-load float retaining row arranged in a river or a reservoir area with a long linear distance and a large flow velocity, so as to balance the dead weight of an end supporting structure, reduce the structural size of an end buoyancy tank, reduce the difficulty in design and manufacture and have the function of automatically adjusting the position of the end supporting structure according to the change of water level.

In order to solve the technical problems, the utility model adopts the technical scheme that: a counterweight balancing device for a float blocking row comprises a structure frame, a pulley block, a steel wire rope and a counterweight, wherein the structure frame is arranged on a platform at the top of guide grooves at two ends of the float blocking row, the counterweight is suspended on the structure frame, the counterweight is connected in series with a support structure at the end part of the float blocking row in the guide grooves through the pulley block by the steel wire rope to partially balance the dead weight of the support structure at the end part of the float blocking row and lift in the opposite direction along with the lifting of the support structure along with the change of water level.

The counterweight is suspended below the structural frame.

The pulley block is two fixed pulleys, wherein 1 fixed pulley is positioned right above the end part supporting structure of the float blocking row, one end of a steel wire rope is positioned right above the gravity center of the end part supporting structure of the float blocking row and is fixed on the gravity center of the end part supporting structure of the float blocking row, and the other end of the steel wire rope for hanging the counterweight penetrates through the other fixed pulley to hang the counterweight to a set position.

The utility model has the beneficial effects that:

1) the problem of the tip flotation tank structure oversize that the dead weight of big load blocking floating row bearing structure arouses reduces the design and manufacture installation degree of difficulty is solved.

2) The problem of common promotion formula block that to float row lifting means structure more complicated, arrange the position and receive the restriction of topography condition is solved.

3) The device is energy-saving, environment-friendly, economical and convenient to operate and manage.

Drawings

Fig. 1 is a schematic view of a fixed winch lifting type float retaining row in the prior art.

Fig. 2 is a schematic structural diagram of the front side of the float-blocking arrangement counterweight balancing device.

Fig. 3 is a schematic side structure view of the float guide counterweight balancing device of the utility model.

Fig. 4 is a schematic top view of the counterweight balancing device for a floating dam of the present invention.

In the figure: 1-a structural frame; 2- -a pulley block; 3- -a wire rope; 4- -counterweight; 5- -a guide groove; 6- -a support structure; 7- -floating box at the end of the floating-block row.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 2-4, the counterweight balancing device for the float interception row comprises a structural frame 1, a pulley block 2, a steel wire rope 3 and a counterweight 4, wherein the structural frame 1 is arranged on a platform at the top of a guide groove 5 at two ends of the float interception row, the counterweight 4 is suspended on the structural frame 1, the counterweight 4 is connected in series with a supporting structure 6 at the end part of the float interception row in the guide groove 5 through the pulley block 2 by the steel wire rope 3 to partially balance the self weight of the supporting structure 6 at the end part of the float interception row, and the supporting structure 6 ascends and descends along with the change of water level in the opposite direction.

The counterweight 4 is suspended below the structural frame 1.

The pulley block 2 is two fixed pulleys, wherein 1 fixed pulley is positioned right above the end part supporting structure 6 of the float blocking row, one end of the steel wire rope 3 is positioned right above the gravity center of the end part supporting structure 6 of the float blocking row and is fixed on the gravity center of the end part supporting structure 6 of the float blocking row, and the other end of the steel wire rope 3 for hanging the counterweight 4 passes through the other fixed pulley to hang the counterweight 4 to a set position.

Specifically, the counterweight penetrates through the pulley block through the steel wire rope to be connected with the float blocking row supporting structure, the self weight of the float blocking row supporting structure and the counterweight are partially balanced, the weight of the counterweight is comprehensively calculated through the weight of the supporting device, the upward and downward frictional resistance, the weight of the float blocking row end buoyancy tank 7 and the buoyancy, when the water level rises, the buoyancy of the float blocking row buoyancy tank is increased to rise, the end supporting structure is driven to rise, and the counterweight descends. When the water level descends, the buoyancy of the floating-blocking row floating box is reduced and descends, the end supporting structure is dragged to descend, and the counterweight ascends. The device can be lifted and lowered to establish new balance along with the lifting of the water level in real time.

The above-mentioned embodiments are only for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to carry out the same, and the present invention shall not be limited to the embodiments, i.e. the equivalent changes or modifications made within the spirit of the present invention shall fall within the scope of the present invention.

Claims (3)

1. The counterweight balancing device for the float blocking row is characterized by comprising a structure frame (1), a pulley block (2), a steel wire rope (3) and a counterweight (4), wherein the structure frame (1) is arranged on a platform at the tops of guide grooves (5) at two ends of the float blocking row, the counterweight (4) is suspended on the structure frame (1), and the counterweight (4) is connected in series with a float blocking row end part supporting structure (6) in the guide grooves (5) through the steel wire rope (3) through the pulley block (2) to partially balance the self weight of the float blocking row end part supporting structure (6) and lift in the opposite direction along with the lifting of the supporting structure (6) along with the change of water level.

2. The float guide counterweight balancing device according to claim 1, characterized in that the counterweight (4) is suspended below the structural frame (1).

3. The cursory row counterweight balance device according to claim 2, wherein the pulley block (2) is two fixed pulleys, 1 of which is located right above the end support structure (6) of the cursory row, one end of the steel wire rope (3) is located right above the center of gravity of the end support structure (6) of the cursory row and is fixed on the center of gravity of the end support structure (6) of the cursory row, and the other end of the steel wire rope (3) for hanging the counterweight (4) passes through the other fixed pulley to hang the counterweight (4) to a set position.

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