CN212747989U

CN212747989U - Antiwind fluviograph suitable for dam

Info

Publication number: CN212747989U
Application number: CN202021395594.8U
Authority: CN
Inventors: 李琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-19
Anticipated expiration: 2030-07-15

Abstract

The utility model provides an antiwind fluviograph suitable for dam belongs to the fluviograph field. Including setting up the base plate on the dam, the base plate on sliding connection have two lower water poles that are vertical setting, elevating system has between every lower water pole and the base plate, elevating system drive the lower water pole that corresponds and reciprocate along vertical direction, and sliding connection has the fluviograph between two lower water poles, the fluviograph in be equipped with the floater, the bottom of fluviograph be equipped with the balancing weight, the base plate on rotate and to have the water level wheel, the water level wheel on coil and to have the guide rope, the both ends of guide rope are located the both sides of water level wheel respectively, the both ends of guide rope link to each other with fluviograph and counter weight respectively, the fluviograph on be equipped with filter equipment.

Description

Antiwind fluviograph suitable for dam

Technical Field

The utility model belongs to the fluviograph field especially relates to an antiwind fluviograph suitable for dam.

Background

The water level gauge is widely applied to a dam of a hydropower station, so that investment cost is saved, the interlayer of hydraulic buildings such as the dam and a water inlet can be fully utilized, when the water level gauge works, residues and sundries in water flow are easily contacted with the water level gauge and cover a floater of the water level gauge or are wound on a steel wire rope, a balance measuring system of the water level gauge is damaged, the phenomena of faults such as winding, blocking, sliding grooves and the like of the steel wire rope of the water level gauge are caused, the measurement precision error of the water level is large, and great influence is caused on the safe flood control degree of the hydropower station and the economic and reasonable operation of a reservoir. In addition, when the hydroelectric dam discharges water, the water flow has large impact force, and the water level gauge is easily damaged.

For example, chinese patent document discloses a float type water gauge for a lower reservoir of a pumped storage hydropower station [ patent application No.: cn201821982437.x ], which comprises a support, a scale and a scale pointer; a floater bracket is arranged at the bottom of the scale pointer; the floater bracket is in a cross shape, and floaters are arranged at the top ends of four floater brackets; the scale pointer is in spherical hinge with the center of the floater bracket; a metal bar extends from one end of the scale pointer, two magnetic strips parallel to the scale are arranged on two sides of the metal bar, and the magnetic poles of the opposite surfaces of the two magnetic strips are opposite; the two ends of the metal rod are connected with the current detection circuit through wires; the current detection circuit is connected with the adder, and the output end of the adder is connected with the alarm. However, the utility model does not have the anti-winding function, and residues and sundries in water flow are easily contacted with the water level gauge and cover on the float of the water level gauge or are wound on the steel wire rope, so that the balance measuring system of the water level gauge is damaged.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide an antiwind fluviograph suitable for dam.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides an antiwind fluviograph suitable for dam, is including setting up the base plate on the dam, the base plate on sliding connection have two lower water poles that are vertical setting, elevating system has between every lower water pole and the base plate, elevating system drive the lower water pole that corresponds and reciprocate along vertical direction, and sliding connection has the fluviograph between two lower water poles, the fluviograph in be equipped with the floater, the bottom of fluviograph be equipped with the balancing weight, the base plate on rotate and have the water level wheel, the water level wheel on coil and have the guide rope, the both ends of guide rope are located the both sides of water level wheel respectively, the both ends of guide rope link to each other with fluviograph and counter weight respectively, the fluviograph on be equipped with filter equipment.

In foretell antiwind fluviograph suitable for dam, elevating system include that two are located the water bar both sides of launching respectively and set up the hand wheel on the base plate, the bottom of water bar rotate and be connected with the return pulley down, the return pulley on the winding have the stay cord, the both ends of stay cord upwards extend and respectively with two hand wheel fixed connection, and the stay cord winding is on two hand wheels.

In the anti-winding water level gauge suitable for the dam, the two pull wheels on each lifting mechanism are symmetrically arranged by taking the lower water rod as a central line, and the part of the pull rope between the bottom wheel and the pull wheel is always vertically arranged.

In foretell antiwind fluviograph suitable for dam, the lower water pole on wear to be equipped with a plurality of perforation that set gradually along vertical direction, each lower water pole correspondence has the piece of placing of setting on the base plate, the piece of placing on place and place the pole of wearing to locate a certain perforation.

In the anti-winding water level gauge suitable for the dam, the two ends of the penetrating rod respectively extend to form the placing blocks.

In the anti-winding water level gauge suitable for the dam, the filtering mechanism comprises a filtering frame, the floating ball is positioned in the filtering frame, and the two ends of the filtering frame are respectively provided with a sliding block and a stop block which are in sliding connection with the two launching rods.

In the anti-winding water level gauge suitable for the dam, the two ends of the stop block extend out of the filtering frame, and the thickness of the stop block is larger than or equal to that of the filtering frame.

In the anti-winding water level gauge for the dam, the stopper has a tip end which is disposed away from the slider and to both sides of which a bevel edge is connected.

In the anti-winding water level gauge suitable for the dam, at least one of the two pull wheels in each lifting mechanism is connected with a rotary driver, and the pull wheel which is not connected with the rotary driver is fixedly arranged on the base plate.

Compared with the prior art, the utility model has the advantages of:

1. the utility model provides an every is down has elevating system between water pole and the base plate, and the rivers that are opening the floodgate at the dam sluicing in-process are too big, in order to prevent that the fluviograph from being damaged under great impact force, through elevating system's work, makes down water pole along vertical direction rebound. In addition, the water level gauge is provided with a filtering mechanism which blocks the sundries out of the water level gauge, prevents the balance system of the water level gauge from being damaged, and prevents the water level gauge from being wound and clamped.

2. The utility model provides a part that the stay cord is located between return pulley and the draught wheel is vertical setting all the time, removes the in-process at the stay cord, can not take place the stay cord fracture that wearing and tearing lead to with the base plate, in addition, can stabilize the moving direction of water bar down, wearing and tearing between water bar and the base plate under the minimize.

3. The utility model provides a wear to be equipped with a plurality of perforation on the lower water pole, place and place on the piece and wear to locate a certain fenestrate pole of wearing. Even if the pull rope is broken, the launching rod cannot move.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic top view of the water gauge;

fig. 3 is a schematic view in another direction in fig. 1.

In the figure: the device comprises a base plate 10, a launching rod 11, a lifting mechanism 12, a water level gauge 13, a floating ball 14, a balancing weight 15, a water level wheel 16, a guide rope 17, a balance weight 18, a filtering mechanism 19, a pull wheel 20, a bottom wheel 21, a pull rope 22, a through hole 23, a placing block 24, a through rod 25, a filtering frame 26, a sliding block 27 and a stop block 28.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, an antiwind water level gauge suitable for a dam comprises a substrate 10 arranged on the dam, wherein two lower water rods 11 which are vertically arranged are connected to the substrate 10 in a sliding mode, a lifting mechanism 12 is arranged between each lower water rod 11 and the substrate 10, the lifting mechanism 12 drives the corresponding lower water rods 11 to move up and down along the vertical direction, a water level gauge 13 is connected between the two lower water rods 11 in a sliding mode, a floating ball 14 is arranged in the water level gauge 13, a balancing weight 15 is arranged at the bottom of the water level gauge 13, a water level wheel 16 is rotated on the substrate 10, a guide rope 17 is wound on the water level wheel 16, two ends of the guide rope 17 are respectively located on two sides of the water level wheel 16, two ends of the guide rope 17 are respectively connected with the water level gauge 13 and a balance weight 18, and a filtering mechanism 19 is arranged on the water level gauge 13.

The utility model discloses in, fluviograph 13 floats on the surface of water, makes fluviograph 13 take guide rope 17 to remove along with the height of the surface of water, and when the water level rose, guide rope 17 moved upwards, and made water level wheel 16 clockwise rotation under the action of gravity of balancing weight 15, thereby when the water level declined, guide rope 17 moved downwards and made water level wheel 16 anticlockwise rotation to change the water level numerical value that shows. During normal operation of the water level gauge 13, impurities or ropes can be carried in water flow, and the impurities are blocked outside the water level gauge 13 through the filtering mechanism 19, so that the balance system of the water level gauge 13 is prevented from being damaged, and the water level gauge 13 is prevented from being wound and clamped. In addition, when the dam is excessively flooded during the opening of the gate, in order to prevent the water level gauge 13 from being damaged by a large impact, the water bar 11 is moved upward in the vertical direction by the operation of the elevating mechanism 12, thereby moving the water level gauge 13 out of the water surface.

The lifting mechanism 12 comprises two pull wheels 20 which are respectively positioned at two sides of the launching rod 11 and arranged on the base plate 10, the bottom of the launching rod 11 is rotatably connected with a bottom wheel 21, a pull rope 22 is wound on the bottom wheel 21, two ends of the pull rope 22 extend upwards and are respectively fixedly connected with the two pull wheels 20, and the pull rope 22 is wound on the two pull wheels 20.

The utility model discloses in, at the in-process of launching the water pole 11 in the lift, rotate through the pull wheel 20 and tighten up stay cord 22, make two pull wheels 22 between the length shorten or become long to the water pole 11 in the lift.

The two pull wheels 20 on each lifting mechanism 12 are symmetrically arranged by taking the lower water rod 11 as a central line, and the part of the pull rope 22 between the bottom wheel 21 and the pull wheel 20 is always vertically arranged.

The utility model discloses in, because stay cord 22 slides and wears to establish in base plate 10, the part that stay cord 22 is located between return pulley 21 and the hand wheel 20 is vertical setting all the time, removes the in-process at stay cord 22, can not take place the stay cord 22 fracture that wearing and tearing lead to with base plate 10, in addition, because the water bar 11 also goes up and down along vertical direction down, can stabilize the moving direction of water bar 11 down, wearing and tearing between water bar 11 and the base plate 10 under the minimize.

The water draining rod 11 is provided with a plurality of through holes 23 which are arranged in sequence along the vertical direction in a penetrating way, each water draining rod 11 is correspondingly provided with a placing block 24 arranged on the base plate 10, and the placing block 24 is provided with a penetrating rod 25 penetrating through a certain through hole 23.

The utility model discloses in, when going up and down the position of launching rod 11, will wear to establish in the nearest perforation 23 that is close to the base plate 10 up end through the pole 25, launching rod 11 relies on the gravity of self to make and wears the pole 25 to place on placing piece 24, can restrict launching rod 11 like this, even stay cord 22 breaks off, launching rod 11 can not take place the removal yet.

Two ends of the through rod 25 extend out of the placing blocks 24 respectively.

In the process of lifting the launching rod 11, the two ends of the penetrating rod 25 extend out of the placing blocks 24 respectively, so that the worker can take out and put in the penetrating rod conveniently.

The filtering mechanism 19 comprises a filtering frame 26, the floating ball 14 is positioned in the filtering frame 26, and two ends of the filtering frame 26 are respectively provided with a sliding block 27 and a stop 28 which are slidably connected with the two launching rods 11.

The utility model discloses in, dog 28 and slider 27's line is located the rivers direction, and dog 28 is located the front end of filtering frame 26, when having debris and rope in the rivers, all is kept off outside water level gauge 13 by dog 28, and filters frame 26 and can further block debris and rope.

The two ends of the stop 28 extend out of the filter frame 26, and the thickness of the stop 28 is greater than or equal to that of the filter frame 26.

In the present invention, under the action of water flow, the sundries and ropes blocked outside the water level gauge 13 can be moved out from the two ends of the stopper 28, and can not contact with the filtering frame 26.

The stopper 28 has a tip end which is disposed away from the slider 27 and has a bevel edge connected to both sides thereof.

The utility model discloses in, most advanced messenger's rivers are shunted, and rivers after the reposition of redundant personnel flow along the hypotenuse outwards, can be quick push away debris or rope, prevent that these debris from piling up on dog 28.

At least one of the two pulling wheels 20 in each lifting mechanism 12 is connected with a rotary driver, and the pulling wheel 20 which is not connected with the rotary driver is fixedly arranged on the base plate 10.

In the present invention, the rotation driver may be a rotation motor, and the rotation motor operates to drive the pulley 20 to pull the pull rope 22 tightly or release the pull rope 22.

The utility model discloses a theory of operation: the water level gauge 13 floats on the water surface, and the water level gauge 13 is driven by the guide rope 17 to move along with the height of the water surface, when the water level rises, the guide rope 17 moves upwards, and the water level wheel 16 rotates clockwise under the action of the gravity of the balancing weight 15, and when the water level falls, the guide rope 17 moves downwards to enable the water level wheel 16 to rotate anticlockwise, so that the displayed water level value is changed. When the dam is opened and the water is drained excessively, in order to prevent the water level gauge 13 from being damaged under the action of large impact force, the rotary driver works to drive the pull wheel 20 to rotate and pull the pull rope 22 tightly, so that the water drainage rod 11 moves upwards and drives the water level gauge 13 to leave the water surface, when the position of the water drainage rod 11 is adjusted, the penetrating rod 25 is arranged in the nearest penetrating hole 23 close to the upper end surface of the base plate 10 in a penetrating mode, and the water drainage rod 11 enables the penetrating rod 25 to be placed on the placing block 24 by means of the gravity of the water drainage rod 11.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the base plate 10, the launching rod 11, the elevating mechanism 12, the water level gauge 13, the floating ball 14, the weight block 15, the water level wheel 16, the guide rope 17, the balance weight 18, the filtering mechanism 19, the pull wheel 20, the bottom wheel 21, the pull rope 22, the perforation 23, the placing block 24, the penetrating rod 25, the filtering frame 26, the slider 27, the stopper 28, etc. are used more frequently herein, these terms are used only for convenience of describing and explaining the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. An anti-winding water level gauge suitable for a dam comprises a base plate (10) arranged on the dam, and is characterized in that two water draining rods (11) which are vertically arranged are connected to the base plate (10) in a sliding mode, a lifting mechanism (12) is arranged between each water draining rod (11) and the base plate (10), the lifting mechanism (12) drives the corresponding water draining rods (11) to move up and down along the vertical direction, a water level gauge (13) is connected between the two water draining rods (11) in a sliding mode, a floating ball (14) is arranged in the water level gauge (13), a balancing weight (15) is arranged at the bottom of the water level gauge (13), a water level wheel (16) rotates on the base plate (10), a guide rope (17) is wound on the water level wheel (16), two ends of the guide rope (17) are respectively located on two sides of the water level wheel (16), two ends of the guide rope (17) are respectively connected with the water level gauge (13) and a balance weight (18), and a filtering mechanism (19) is arranged on the water level gauge (13).

2. The antiwind fluviograph for dams according to claim 1, wherein the lifting mechanism (12) comprises two pull wheels (20) respectively disposed at two sides of the launching rod (11) and disposed on the base plate (10), the bottom of the launching rod (11) is rotatably connected with a bottom wheel (21), a pull rope (22) is wound on the bottom wheel (21), two ends of the pull rope (22) extend upwards and are respectively fixedly connected with the two pull wheels (20), and the pull rope (22) is wound on the two pull wheels (20).

3. The antiwind fluviograph according to claim 2, characterized in that the two pulling rollers (20) of each lifting mechanism (12) are symmetrically arranged with the lower water rod (11) as the center line, and the part of the pulling rope (22) between the bottom roller (21) and the pulling rollers (20) is always vertically arranged.

4. The anti-winding water level gauge suitable for the dam according to claim 1, wherein a plurality of through holes (23) are formed in the lower water rod (11) in sequence along the vertical direction, each lower water rod (11) is correspondingly provided with a placing block (24) arranged on the base plate (10), and a through rod (25) penetrating through a certain through hole (23) is placed on the placing block (24).

5. The antiwind fluviograph according to claim 4, characterized in that the through rod (25) has two ends respectively extended with a placement block (24).

6. The antiwind fluviograph according to claim 1, characterized in that said filtering means (19) comprises a filtering frame (26), said float ball (14) is located in said filtering frame (26), and the two ends of said filtering frame (26) are respectively provided with a slide block (27) and a stop block (28) which are slidably connected with the two launching rods (11).

7. The antiwind fluviograph for dams, according to claim 6, characterized in that both ends of said stopper (28) extend out of said filtering frame (26), and the thickness of said stopper (28) is greater than or equal to the thickness of said filtering frame (26).

8. Antiwind fluviograph according to claim 6, characterized in that said stop (28) has a tip directed away from the slider (27) and on both sides of which a bevel is attached.

9. Antiwind fluviograph according to claim 2, characterized in that at least one of the two pulling rollers (20) in each lifting mechanism (12) is connected to a rotary drive, the pulling roller (20) not connected to the rotary drive being fixedly arranged on the base plate (10).