CN211621493U

CN211621493U - Stilling pool

Info

Publication number: CN211621493U
Application number: CN201922029916.0U
Authority: CN
Inventors: 苗延强; 王建国; 黄仁脱
Original assignee: Jiangnan Water Resource & Hydropower Engineering Co ltd
Current assignee: China Aneng Group First Engineering Bureau Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-10-02
Anticipated expiration: 2029-11-22

Abstract

The utility model relates to a dam is built technical field, specifically is a stilling pool, including the manger plate dam foundation, the surface of manger plate dam foundation is equipped with first arcwall face, still is equipped with the dashpot on the terminal dam body of manger plate dam foundation, still is equipped with on the manger plate dam foundation and widens the concrete foundation, and the surface of widening the concrete foundation is equipped with buffer stop, widens still to be equipped with the tail bank of stilling on the concrete foundation, still is equipped with the manger plate dam body that is vertical form and distributes on the manger plate dam foundation, and the left and right sides of manger plate dam foundation all is equipped with side direction manger plate boundary wall, still is equipped with the access door in the water service tank. The utility model discloses the energy dissipation effect is better, and it is convenient to implement, and the later stage of being convenient for is examined and is maintained the stilling pool.

Description

Stilling pool

Technical Field

The utility model relates to a dam construction technical field specifically is a stilling basin.

Background

Stilling ponds promote the production of underflow type hydraulic energy-dissipating facilities downstream of the water release structure. The stilling pool is generally built on a dam or a position where the water flow speed is high, but the general stilling pool is poor in flow slowing effect, so that the efficiency of quickly changing the downward flow into the slow flow is low. In view of this, we propose a stilling basin.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stilling pool to it is relatively poor to solve its unhurried current effect of general stilling pool that proposes in the above-mentioned background art, makes to let out the torrent and becomes the lower problem of efficiency of unhurried current rapidly.

In order to achieve the above object, the utility model provides a following technical scheme:

a stilling pool comprises a water retaining dam foundation, wherein a first arc-shaped face is arranged on the surface of the water retaining dam foundation, a buffer groove is further formed in a tail end dam body of the water retaining dam foundation, a widened concrete base is further arranged on the water retaining dam foundation, a buffer stop block is arranged on the surface of the widened concrete base, a second arc-shaped face is arranged on one side face, close to the water retaining dam foundation, of the buffer stop block, a stilling tail ridge is further arranged on the widened concrete base, and the buffer stop block is located between the stilling tail ridge and the water retaining dam foundation;

the water retaining dam comprises a dam foundation and is characterized in that water retaining dam bodies which are vertically distributed are further arranged on the dam foundation, water passing grooves communicated with the outside are formed in the water retaining dam bodies, and lateral water retaining side walls are arranged on the left side and the right side of the dam foundation.

Preferably, the cross section of the widened concrete base is an equilateral trapezoid.

Preferably, the groove walls on the left side and the right side of the water passing groove are provided with sliding grooves, the bottom wall of the water passing groove is provided with inserting grooves, and the inserting grooves are communicated with the sliding grooves.

Preferably, the top wall of the water passing tank is provided with a storage tank, and the storage tank is communicated with the sliding groove.

Preferably, the top wall of the accommodating groove is provided with a through hole arranged along the height direction of the water retaining dam body.

Preferably, still be equipped with the access door in the water trough, the size of access door with accomodate the size looks adaptation of groove, the access door with sliding connection between the spout, the access door with the cooperation of pegging graft between the slot.

Preferably, a threaded hole arranged along the height direction of the access door is further formed in the access door.

Preferably, the water retaining dam body is further provided with a driving device, the driving device comprises a driving motor fixedly mounted on the water retaining dam body, the tail end of an output shaft of the driving motor is tightly welded with a lead screw which is vertically distributed, the lead screw penetrates through the through hole, and the lead screw penetrates through the threaded hole and is in threaded connection with the threaded hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a first arcwall face that sets up makes rivers flow down along first arcwall face, and flow into in the dashpot, carry out first step power of dissolving to it and handle, when rivers flow through widening concrete base department after that, because its width increases, realize further carrying out the power of dissolving to rivers and handle, realize that the third step carries out the power of dissolving to rivers through the buffer stop who sets up and power of dissolving tail bank at last and handle, thereby make the torrent become the unhurried current rapidly, it is relatively poor to have solved its unhurried current effect in general power of dissolving pond, make the lower problem of efficiency that the torrent of letting out down become the unhurried current rapidly.

2. The utility model discloses an access door that sets up is convenient for close the back with the access door, makes rivers unable pass through to do benefit to and carry out the inspection maintenance to the stilling pool, and lean on the driving motor drive by reciprocating of access door, use manpower sparingly more, solved not being equipped with the access door on general stilling pool, be unfavorable for the later stage to the problem of going on the inspection maintenance to the stilling pool.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of the water retaining dam foundation and the widened concrete foundation of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 5 is an exploded view of embodiment 2 of the present invention;

FIG. 6 is a cross-sectional view of the water retaining dam body of the present invention;

fig. 7 is the structure schematic diagram of the access door of the utility model.

In the figure: 1. a water retaining dam foundation; 10. a first arc-shaped surface; 11. a buffer tank; 12. widening the concrete base; 13. a buffer stop block; 131. a second arcuate surface; 14. a force eliminating tail ridge; 15. a water retaining dam body; 151. a water trough; 16. a lateral water retaining side wall; 2. a chute; 20. a slot; 21. a receiving groove; 22. a through hole; 3. an access door; 30. a threaded hole; 4. a drive device; 40. a drive motor; 41. and a screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

A stilling pool is disclosed, as shown in fig. 1 to 3, and comprises a water retaining dam foundation 1, wherein a first arc-shaped face 10 is arranged on the surface of the water retaining dam foundation 1, a buffer groove 11 is further arranged on a tail end dam body of the water retaining dam foundation 1, a widened concrete base 12 is further arranged on the water retaining dam foundation 1, a buffer stop 13 is arranged on the surface of the widened concrete base 12, a second arc-shaped face 131 is arranged on one side face of the buffer stop 13 close to the water retaining dam foundation 1, a stilling tail sill 14 is further arranged on the widened concrete base 12, the buffer stop 13 is located between the stilling tail sill 14 and the water retaining dam foundation 1, a water retaining dam body 15 which is vertically distributed is further arranged on the water retaining dam foundation 1, a water through groove 151 communicated with the outside is arranged in the water retaining dam body 15, and lateral water retaining side walls 16 are arranged on the left side and the right side of the water retaining dam foundation 1.

In this embodiment, buffer slot 11 is the arc wall, guarantees that rivers enter into buffer slot 11 in, can flow along buffer slot 11's arcwall face.

Specifically, the cross section of the widened concrete base 12 is an equilateral trapezoid, so that when water flows into the widened concrete base 12, the flow speed of the water flows can be reduced due to the fact that the widened concrete base 12 is large in width.

In this embodiment, through the first arcwall face 10 that sets up, rivers enter into in the dashpot 11 along first arcwall face 10, carry out first step stilling to it and handle, when rivers flow through widening concrete foundation 12 department afterwards, because its width increases, realize further carrying out the stilling to rivers and handle, realize that the third step carries out the stilling through the buffer stop 13 and the stilling sill 14 that set up at last handles to rivers, thereby make the torrent become the unhurried current rapidly, it is relatively poor to have solved its unhurried current effect in general stilling pond, make the lower problem that the efficiency that lets out the torrent becomes the unhurried current rapidly.

Example 2

In the concrete operation, in order to facilitate the maintenance of the stilling pool when needed, therefore, on the basis of embodiment 1, the water trough 151 and the water-retaining dam 15 are improved, as a preferred embodiment, as shown in fig. 4 to 7, the left and right side walls of the water trough 151 are provided with the sliding grooves 2, the bottom wall of the water trough 151 is provided with the slot 20, the slot 20 is communicated with the sliding groove 2, the top wall of the water trough 151 is provided with the accommodating groove 21, the accommodating groove 21 is communicated with the sliding groove 2, the top wall of the accommodating groove 21 is provided with the through hole 22 arranged along the height direction of the water-retaining dam 15, the water trough 151 is also provided with the access door 3, the access door 3 is in sliding connection with the sliding groove 2, the access door 3 is in inserting fit with the slot 20, the access door 3 is also provided with the threaded hole 30 arranged along the height direction of the access door 3, the water-retaining dam 15 is also provided with the driving device, the driving device 4 comprises a driving motor 40 fixedly installed on the water retaining dam body 15, a lead screw 41 which is vertically distributed is tightly welded at the tail end of an output shaft of the driving motor 40, the lead screw 41 penetrates through the through hole 22, and the lead screw 41 simultaneously penetrates through the threaded hole 30 and is in threaded connection with the threaded hole 30.

In this embodiment, the size of access door 3 and the size looks adaptation of accomodating groove 21 are convenient for when needs, accomodate access door 3 to accomodating in the groove 21.

Specifically, the driving motor 40 is provided with a fixing base, a plurality of threaded holes communicated with the outside are formed in the fixing base, threaded holes communicated with the outside are also formed in the positions, just opposite to the threaded holes in the fixing base, in the water retaining dam body 15, and then the fixing base on the driving motor 40 is fixedly installed on the water retaining dam body 15 through fastening bolts, so that the mounting and the dismounting are convenient.

In this embodiment, through the access door 3 that sets up, when needs, close access door 3, make access door 3's bottom plate body insert slot 20 in to prevent rivers and pass through, again to disappear the power pool inspect the maintenance can, solved and not be equipped with the access door on the general power pool that disappears, be unfavorable for the later stage to disappear the problem that the power pool inspected the maintenance.

The utility model discloses a stilling basin is when using, switch on external power supply with driving motor 40 and make its work, output shaft rotation on it drives lead screw 41 and rotates, lead screw 41 rotates to drive rather than threaded connection's access door 3 and accomodates to accomodating in the groove 21, rivers normally flow down this moment, rivers can enter into the dashpot 11 along first arcwall face 10, then rivers can flow to the position of widening concrete foundation 12, and carry out further stilling through bump stop 13 and stilling sill 14 and handle, thereby make the torrent that lets out become the unhurried current rapidly;

in addition, when overhauing, switch on driving motor 40 external power and make its work, output shaft reverse rotation on it drives lead screw 41 reverse rotation, drive rather than threaded connection's access door 3 move down to access door 3 the bottom insert in slot 20 can, access door 3 blocks the rivers and passes through this moment, overhaul again can, it is relatively poor to have solved its unhurried current effect in general stilling pond, make and let out the torrent and become the lower problem of efficiency of unhurried current rapidly.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a stilling pool, includes manger plate dam foundation (1), its characterized in that: the dam comprises a water retaining dam base (1), and is characterized in that a first arc-shaped face (10) is arranged on the surface of the water retaining dam base (1), a buffer groove (11) is further arranged on a dam body at the tail end of the water retaining dam base (1), a widened concrete base (12) is further arranged on the water retaining dam base (1), a buffer stop block (13) is arranged on the surface of the widened concrete base (12), a second arc-shaped face (131) is arranged on one side face, close to the water retaining dam base (1), of the buffer stop block (13), a force-absorbing tail sill (14) is further arranged on the widened concrete base (12), and the buffer stop block (13) is located between the force-absorbing tail sill (14) and the water retaining dam base (1);

the water retaining dam is characterized in that water retaining dam bodies (15) which are vertically distributed are further arranged on the water retaining dam foundation (1), water through grooves (151) communicated with the outside are formed in the water retaining dam bodies (15), and lateral water retaining side walls (16) are arranged on the left side and the right side of the water retaining dam foundation (1).

2. A stilling pool according to claim 1, wherein: the section of the widened concrete base (12) is in an equilateral trapezoid shape.

3. A stilling pool according to claim 1, wherein: the water circulation tank is characterized in that sliding grooves (2) are formed in the tank walls of the left side and the right side of the water circulation tank (151), inserting grooves (20) are formed in the bottom wall of the water circulation tank (151), and the inserting grooves (20) are communicated with the sliding grooves (2).

4. A stilling pool according to claim 3, wherein: the top wall of the water passing groove (151) is provided with a storage groove (21), and the storage groove (21) is communicated with the sliding groove (2).

5. A stilling pool according to claim 4, wherein: the top wall of the accommodating groove (21) is provided with a through hole (22) arranged along the height direction of the water retaining dam body (15).

6. A stilling pool according to claim 5, wherein: still be equipped with access door (3) in water trough (151), the size of access door (3) with accomodate the size looks adaptation of groove (21), access door (3) with sliding connection between spout (2), access door (3) with the cooperation of pegging graft between slot (20).

7. The stilling pool of claim 6, wherein: and a threaded hole (30) arranged along the height direction of the access door (3) is also formed in the access door (3).

8. A stilling pool according to claim 7, wherein: still be equipped with drive arrangement (4) on manger plate dam body (15), drive arrangement (4) are including fixed mounting be in driving motor (40) on manger plate dam body (15), the terminal inseparable welding of output shaft of driving motor (40) has lead screw (41) that are vertical form and distribute, lead screw (41) pass through-hole (22), lead screw (41) still pass simultaneously screw hole (30) and with threaded connection between screw hole (30).