CN218444056U

CN218444056U - Water level monitoring equipment for hydropower

Info

Publication number: CN218444056U
Application number: CN202221730439.6U
Authority: CN
Inventors: 刘冰; 徐晓东; 宋建臣
Original assignee: Inner Mongolia Yinchuo Jiliao Water Supply Co ltd
Current assignee: Inner Mongolia Yinchuo Jiliao Water Supply Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2023-02-03
Anticipated expiration: 2032-07-05

Abstract

A water level monitoring device for hydropower belongs to the technical field of hydropower. The water level sensor comprises a mounting base plate, an upright post, a box body, an outer support arm, an inner support arm, a telescopic device, a water level sensor and a reinforcing support arm, wherein the upright post is arranged on the mounting base plate, the box body is arranged at the top of the upright post, one end of the outer support arm is connected with the side wall of the box body, the inner support arm is sleeved at the inner part of the other end in a sliding manner, the upright post, the inner parts of the box body and the outer support arm are communicated to form a shell structure, the telescopic device is arranged inside the shell structure, the movable end of the telescopic device is connected with the inner support arm through a vertical plate, the water level sensor is arranged on the inner support arm, and the two ends of the reinforcing support arm are fixedly connected with the upright post and the outer support arm respectively. The water level monitoring device aims to solve the problems that the existing water level monitoring device is relatively single in monitoring point, is easily influenced by external environment, can directly influence measurement data and causes inaccurate water level monitoring; can realize many places sampling during the detection, furthest's reduction shelters from the not accurate enough problem of data that floats and cause.

Description

Water level monitoring equipment for hydropower

Technical Field

The utility model relates to a water level monitoring facilities that hydroelectric power generation used belongs to hydroelectric power generation technical field.

Background

Along with the continuous progress of hydroelectric technology and the continuous improvement of people's environmental protection consciousness, satisfy the area of hydroelectric natural environment condition now, the construction of gradual propulsion hydroelectric engineering, in the in-process of laying and later maintenance of whole hydroelectric engineering in earlier stage, the on-the-spot water level of hydroelectric power generation highly needs to carry out strict real-time detection, current water level monitoring device adopts the form that sets up level sensor at waters coastal snap-on mostly, level sensor detects time measuring, test position keeps unchangeable, for example as a hydroelectric power station water level monitoring device that china utility model patent CN201921221946.5 discloses, but in the practical application process, because waters natural environment is comparatively complicated, there is the horizontal plane phenomenon of floating, the phenomenon that floaters such as dead branch leaf sheltered from test position still exists, current water level monitoring device monitoring point is comparatively single, be influenced by external environment easily, can direct influence measured data, lead to the water level monitoring accurate inadequately.

Therefore, it is desirable to provide a novel water level monitoring device to solve the above technical problems.

Disclosure of Invention

The utility model discloses the research and development purpose is comparatively single in order to solve current water level monitoring device monitoring point, is influenced by external environment easily, can directly influence measured data, leads to the not accurate problem of water level monitoring inadequately, has given about in the following the utility model discloses a brief summary to provide about the utility model discloses a basic understanding of some aspects. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention.

The technical scheme of the utility model:

the utility model provides a water level monitoring facilities for hydroelectric power generation, comprising a mounting plate, the stand, the box, outer support arm, interior support arm, the telescoping device, level sensor and enhancement support arm, the vertical stand of installing on the mounting plate, the box is installed at the stand top, outer support arm one end is established with the box lateral wall and is connected, the inside slip cover of outer support arm one end is equipped with interior support arm, the stand, inside intercommunication constitutes a shell structure jointly between box and the outer support arm three, the inside fixed mounting of shell structure has the telescoping device, the flexible expansion end of telescoping device passes through riser and inner support arm fixed connection, install level sensor on the interior support arm, strengthen support arm both ends respectively with stand and outer support arm fixed connection.

Preferably: and the vertical plate is provided with a cable through hole.

Preferably: a plurality of cable fixing clamps are installed at the top of the inner wall of the outer support arm.

Preferably: the telescopic device comprises a driving motor, a supporting shell, a lead screw, a sliding nut seat and a sliding guide pillar, wherein the end part of the driving motor is fixedly provided with the supporting shell, the lead screw is rotatably arranged in the supporting shell, the output end of the driving motor is connected with the lead screw, the sliding nut seat is slidably arranged in the supporting shell, the sliding nut seat is in threaded fit with the lead screw, one end of the sliding guide pillar is fixedly connected with one side of the sliding nut seat, and the other end of the sliding guide pillar is fixedly connected with the vertical plate after penetrating through the supporting shell.

Preferably: the water level sensor is a radar liquid level meter, and the detection end of the radar liquid level meter faces downwards vertically.

The utility model discloses a solve and be laser sensor when level sensor, laser sensor can't directly record the distance apart from the surface of water, need set up the sensing medium problem, proposes the technical scheme of the utility model be:

preferably: the water level sensor is a laser sensor, and the detection end of the laser sensor is vertically downward.

Preferably: the water level sensor is characterized by further comprising vertical polished rods, baffles and a floating plate, wherein one end of each vertical polished rod is fixedly mounted on the inner support arm, the baffles are mounted at the other end of each vertical polished rod, the number of the vertical polished rods is at least two, the vertical polished rods are evenly arranged around the water level sensor in a circumferential array mode, and the floating plate is connected with the vertical polished rods in a sliding fit mode.

The utility model discloses following beneficial effect has:

1. the utility model discloses a water level monitoring equipment for hydroelectric power generation, during the detection, the telescoping device drives the level sensor on the inner support arm and realizes the concertina movement of horizontal direction, can realize many sampling, and furthest's reduction shelters from the not accurate enough problem of data that float caused;

2. the utility model discloses a water level monitoring facilities for hydroelectric power generation, floating level gauge in the tradition need partly bury underground under water, and the utility model discloses a level sensor compares traditional floating level gauge and compares, only needs to set for installation height, can detect above the surface of water and obtain liquid level, avoids long-term contact liquid to corrode, reduces ageing speed, improves level sensor's life, when having saved the consumptive material cost, measures more accurately reliably.

Drawings

FIG. 1 is a perspective view of a water level monitoring apparatus for hydropower generation;

FIG. 2 is a state diagram of the use of a hydropower usage water level monitoring device;

FIG. 3 is a schematic diagram of a water level monitoring apparatus for hydroelectric power generation;

FIG. 4 is a perspective view of FIG. 3;

FIG. 5 is a schematic structural view of a second embodiment;

in the figure, 1-an installation bottom plate, 2-a stand column, 3-a box body, 4-an outer support arm, 5-an inner support arm, 6-a telescopic device, 7-a water level sensor, 8-a reinforcing support arm, 9-a vertical plate, 11-a vertical polished rod, 12-a baffle, 13-a floating plate, 15-a solar cell panel, 61-a driving motor, 62-a support shell, 63-a lead screw, 64-a sliding screw seat and 65-a sliding guide post.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The utility model discloses the connection that mentions divide into fixed connection and can dismantle the connection, fixed connection is for the conventional fixed connection modes such as non-detachable connection including but not limited to hem connection, rivet connection, adhesive connection and welded connection, can dismantle the connection and include but not limited to conventional dismantlement modes such as threaded connection, buckle connection, pin joint and hinged joint, when not specifically prescribing a limit to concrete connection mode, acquiescedly can find at least one kind of connected mode in current connected mode for the total ability and can realize this function, and the technical staff in the field can select by oneself as required. For example: the fixed connection selects welding connection, and the detachable connection selects hinge connection.

The first embodiment is as follows: the embodiment is described by combining fig. 1-4, and the water level monitoring device for hydroelectric power generation of the embodiment comprises a mounting base plate 1, an upright post 2, a box body 3, an outer support arm 4, an inner support arm 5, a telescopic device 6, a water level sensor 7 and a reinforcing support arm 8, wherein the upright post 2 is vertically mounted on the mounting base plate 1, the box body 3 is mounted at the top of the upright post 2, one end of the outer support arm 4 is connected with the side wall of the box body 3, the inner support arm 5 is slidably sleeved in one end of the outer support arm 4, the upright post 2, the box body 3 and the outer support arm 4 are communicated with each other to form a shell structure, the telescopic device 6 is fixedly mounted in the shell structure, the telescopic movable end of the telescopic device 6 is fixedly connected with the inner support arm 5 through a vertical plate 9, the water level sensor 7 is mounted on the inner support arm 5, and two ends of the reinforcing support arm 8 are respectively fixedly connected with the upright post 2 and the outer support arm 4. A plurality of louvres have been seted up to 3 lateral walls of box, and stand 2, 3 lateral walls of box and interior support arm 5 still all are provided with the access door, strengthen support arm 8 and play the supporting role, make the interior support arm 5 that removes in the outer support arm 4 remain the horizontality throughout, and the different data points of level sensor sampling all are in same level, and measuring result is more accurate.

In the moving process, the telescopic device 6 drives the water level sensor 7 on the inner support arm 5 to perform telescopic movement, so that the water level heights of a plurality of different positions can be measured, and then an average value is obtained after a value close to the water level height is selected, namely the current water level value.

The vertical plate 9 is provided with a cable through hole. A plurality of cable fixing clamps are installed at the top of the inner wall of the outer support arm 4. Cable through hole and cable fixation clamp are fixed and the motion track is provided for the cable, avoid the cable winding to influence the condition of 6 movements of telescoping device.

The telescopic device 6 comprises a driving motor 61, a supporting shell 62, a lead screw 63, a sliding nut seat 64 and a sliding guide post 65, the driving motor 61 is fixedly installed in the box body 3, the end part of the driving motor 61 is fixedly provided with the supporting shell 62, the lead screw 63 is rotatably installed in the supporting shell 62, the output end of the driving motor 61 is connected with the lead screw 63, the sliding nut seat 64 is slidably arranged in the supporting shell 62, the sliding nut seat 64 is in threaded fit with the lead screw 63, one end of the sliding guide post 65 is fixedly connected with one side of the sliding nut seat 64, and the other end of the sliding guide post 65 is fixedly connected with the vertical plate 9 after penetrating through the supporting shell 62. The driving motor 61 drives the inner support arm 5 to realize telescopic movement relative to the outer support arm 4 through the lead screw 63, the sliding nut seat 64 and the sliding guide column 65.

The water level sensor 7 is a radar liquid level meter, and the detection end of the radar liquid level meter faces downwards vertically to obtain the height of the water level.

The top of the box body 3 is provided with a V-shaped upper cover, a solar cell panel 15 is embedded on the V-shaped upper cover, and meanwhile, a battery is arranged in the upright post 2 and is electrically connected with the solar cell panel 15, the driving motor 61 and the water level sensor 7 respectively. The amount of power obtained by the solar cell panel 15 is stored in a battery, which supplies power to the driving motor 61 and the water level sensor 7.

The second embodiment is as follows: the embodiment is described with reference to fig. 1-5, and the water level monitoring device for hydroelectric power generation of the embodiment comprises a mounting base plate 1, an upright post 2, a box body 3, an outer support arm 4, an inner support arm 5, a telescopic device 6, a water level sensor 7 and a reinforcing support arm 8, wherein the upright post 2 is vertically mounted on the mounting base plate 1, the box body 3 is mounted at the top of the upright post 2, one end of the outer support arm 4 is connected with the side wall of the box body 3, the inner support arm 5 is slidably sleeved in one end of the outer support arm 4, the upright post 2, the box body 3 and the outer support arm 4 are communicated with each other to form a shell structure, the telescopic device 6 is fixedly mounted in the shell structure, the telescopic movable end of the telescopic device 6 is fixedly connected with the inner support arm 5 through a vertical plate 9, the water level sensor 7 is mounted on the inner support arm 5, and two ends of the reinforcing support arm 8 are respectively and fixedly connected with the upright post 2 and the outer support arm 4. The side wall of the box body 3 is provided with a plurality of heat dissipation holes, the reinforcing support arm 8 plays a role in supporting, the inner support arm 5 moving in the outer support arm 4 is enabled to be always kept in a horizontal state, different data points sampled by the water level sensor are all at the same horizontal height, and the measurement result is more accurate.

In the moving process, the telescopic device 6 drives the water level sensor 7 on the inner support arm 5 to perform telescopic movement, so that the water level heights of different positions can be measured, and then an average value is obtained after a near numerical value is selected, namely the current water level value.

The water level sensor 7 is a laser sensor, and the detection end of the laser sensor is vertically downward.

Because laser sensor can't directly measure the surface of water distance, still need shelter from the medium, so still include vertical polished rod 11, baffle 12 and floating plate 13, support arm 5 including vertical polished rod 11 one end fixed mounting, baffle 12 is installed to the vertical polished rod 11 other end, the quantity of vertical polished rod 11 is two at least, and even circumference array arranges around level sensor 7, and floating plate 13 is connected with vertical polished rod 11 sliding fit. The floating plate 13 floats on the water surface and is always kept right below the laser sensor under the guidance of the vertical polished rod 11, so that the laser sensor can indirectly obtain the water level height. Compared with the replacement of the whole water level monitoring device, the vertical polished rod 11 and the floating plate 13 are replaced at lower cost and more conveniently.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore, the present invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the present invention.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a water level monitoring facilities for hydroelectric power generation which characterized in that: including mounting plate (1), stand (2), box (3), outer support arm (4), inner support arm (5), telescoping device (6), level sensor (7) and enhancement support arm (8), vertical stand (2) of installing on mounting plate (1), box (3) are installed at stand (2) top, outer support arm (4) one end is established with box (3) lateral wall and is connected, support arm (5) are equipped with to the inside slip cover of outer support arm (4) other end, stand (2), inside intercommunication constitutes a shell structure jointly between box (3) and outer support arm (4) three, the inside fixed mounting of shell structure has telescoping device (6), the flexible expansion end of telescoping device (6) passes through riser (9) and inner support arm (5) fixed connection, install level sensor (7) on inner support arm (5), it is respectively with stand (2) and outer support arm (4) fixed connection to strengthen support arm (8) both ends.

2. A water level monitoring apparatus for water conservancy power generation according to claim 1 wherein: the vertical plate (9) is provided with a cable through hole.

3. A water level monitoring apparatus for water conservancy power generation according to claim 2, characterised in that: a plurality of cable fixing clamps are installed at the top of the inner wall of the outer support arm (4).

4. A water level monitoring apparatus for water conservancy power generation according to claim 1, characterised in that: the telescopic device (6) comprises a driving motor (61), a supporting shell (62), a lead screw (63), a sliding nut seat (64) and a sliding guide post (65), the end part of the driving motor (61) is fixedly provided with the supporting shell (62), the lead screw (63) is rotatably arranged in the supporting shell (62), the output end of the driving motor (61) is connected with the lead screw (63), the sliding nut seat (64) is slidably arranged in the supporting shell (62), the sliding nut seat (64) is in threaded fit with the lead screw (63), one end of the sliding guide post (65) is fixedly connected with one side of the sliding nut seat (64), and the other end of the sliding guide post (65) penetrates through the supporting shell (62) and then is fixedly connected with a vertical plate (9).

5. A water level monitoring apparatus for use in hydropower of any one of claims 1-4, wherein: the water level sensor (7) is a radar liquid level meter, and the detection end of the radar liquid level meter is vertically downward.

6. A water level monitoring apparatus for use in hydropower of any one of claims 1-4, wherein: the water level sensor (7) is a laser sensor, and the detection end of the laser sensor is vertically downward.

7. A water level monitoring apparatus for water conservancy power generation according to claim 4, wherein: still include vertical polished rod (11), baffle (12) and floating plate (13), support arm (5) including vertical polished rod (11) one end fixed mounting, baffle (12) are installed to vertical polished rod (11) other end, the quantity of vertical polished rod (11) is two at least, and even circumference array arranges around level sensor (7), and floating plate (13) are connected with vertical polished rod (11) sliding fit.

8. A water level monitoring apparatus for water conservancy power generation according to claim 7, wherein: the solar water heater is characterized in that a V-shaped upper cover is arranged at the top of the box body (3), a solar cell panel (15) is embedded in the V-shaped upper cover, a battery is arranged in the upright post (2), and the battery is electrically connected with the solar cell panel (15), the driving motor (61) and the water level sensor (7) respectively.