CN210368872U

CN210368872U - Novel hydropower station gate water filling valve

Info

Publication number: CN210368872U
Application number: CN201920784147.2U
Authority: CN
Inventors: 杨天勇; 余凌; 覃浩军; 周梦阳; 邓宇
Original assignee: Sichuan Huadian Zagunao Hydropower Development Co ltd
Current assignee: Sichuan Huadian Zagunao Hydropower Development Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-21
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a novel power station gate fills water valve, which comprises a housin, the toper delivery port has been seted up to casing bottom intermediate position, the water inlet has been seted up to casing left side middle part position level down, casing upper portion has closed the closing cap through the bolt fastening lid, the fixed bearing of installing of inlaying in closing cap middle part, the axis of bearing is fixed to run through there is the internal thread pipe, the fixed welding of internal thread pipe upper portion outer wall level has follower gear. The utility model discloses a fixed the inlaying in closing cap middle part installs the bearing, the axis of bearing is fixed to run through there is the internal thread pipe, the internal thread pipe can carry out nimble rotation through the bearing, the fixed welding of internal thread pipe upper portion outer wall level has the follower gear, the internal thread pipe drives rotatory back through the driving gear of follower gear on by positive and negative motor, the internal thread pipe drives the screw lead screw through its inside screw thread and screw lead screw cooperation and carries out rotatory lift, positive and negative motor need not then goes up and down.

Description

Novel hydropower station gate water filling valve

Technical Field

The utility model relates to a fill the water valve, specifically be a novel power station gate fills water valve.

Background

Currently, the emergency gate refers to a gate used in an accident occurring downstream (or upstream) of a building opening. To prevent the spread of accidents, such gates generally require that the orifice be closed to shut off the flow of water under flowing water conditions. After the accident clears, the orifice can then be opened under still water conditions. Accidents often require rapid closing of the orifice, and so may be referred to as rapid gates; in water conservancy and hydropower engineering, in order to effectively reduce the opening force of an access door and avoid adverse effects caused by high-speed water flow impacting a water guide mechanism of a working door or a water turbine in a short time of opening the door, a door section or a water conveying pipeline is usually filled with water before the access door or an accident door is opened so as to balance the water pressure at two sides of the access door or the accident door; for this purpose, a filling valve is usually provided on the respective sluice.

The hydropower station gate water filling valve disclosed in the prior art comprises a shell and a power box, wherein a water inlet is formed in the middle of the left wall of the shell, sliders which are in sliding fit with a slide rail are symmetrically arranged on the inner surfaces of the left wall and the right wall of the power box, the outer surface of one side, away from the slide rail, of each slider is fixedly connected with one end of a first connecting rod, one end, away from the sliders, of each first connecting rod is fixedly connected with the circumferential upper end of a positive and negative motor, the lower end of an output shaft of the positive and negative motor is fixedly connected with a first sleeve, the middle of the left side of a cylindrical part is fixedly connected with the right end of a second connecting rod, the left end of the second connecting rod is fixedly connected with the outer surface of the right side of a water blocking block, valve seats are symmetrically arranged at the left end and the right end of, this structure is complicated and has a great wear to the forward and reverse motors, and the mechanical structure in the housing cannot be removed and replaced later, which is the problem of patent No. CN 201820892493.8.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel power station gate fills water valve has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel hydropower station gate water filling valve comprises a shell, wherein a conical water outlet is formed in the middle position of the bottom of the shell, a water inlet is horizontally formed in the middle position of the left side of the shell below the left side, a sealing cover is covered on the upper portion of the shell through a bolt, a bearing is fixedly embedded in the middle of the sealing cover, an internal thread pipe is fixedly penetrated through a middle shaft of the bearing, a follow-up gear is fixedly welded on the outer wall of the upper portion of the internal thread pipe horizontally, a protective cover is fixedly connected to the upper portion of the sealing cover through a bolt, a positive and negative motor is fixedly installed on the right side of the top of the sealing cover in a vertical and upward mode, a driving gear meshed with the follow-up gear is fixedly connected to a transmission shaft of the positive and negative motor, a threaded lead screw matched with the internal thread pipe is penetrated and, the lower end of the valve core is in a taper shape matched with the taper water outlet.

As an optimized implementation manner of the utility model, the louvres have all been seted up to the protection casing left and right sides.

As a preferred embodiment of the utility model, the thickness of sealed piston ring is greater than the bore of water inlet, the casing is cylinder type cavity structure.

As a preferred embodiment of the present invention, a conical rubber sleeve is fixedly bonded to the lower portion of the valve element.

As a preferred embodiment of the present invention, the lower end of the threaded screw rod is welded perpendicularly to the middle position of the top of the valve core.

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

1. the utility model discloses a fixed the inlaying in closing cap middle part installs the bearing, the axis of bearing is fixed to run through there is the internal thread pipe, the internal thread pipe can carry out nimble rotation through the bearing, the fixed welding of internal thread pipe upper portion outer wall level has the follower gear, the internal thread pipe drives rotatory back through the driving gear of follower gear on by positive and negative motor, the internal thread pipe drives the screw lead screw through its inside screw thread and screw lead screw cooperation and carries out rotatory lift, positive and negative motor need not then goes up and down.

2. The utility model discloses because it has the sealed piston circle to bond at retainer plate platform outer wall is fixed, sealed piston circle outer wall and shells inner wall driving fit can control the inflow in order to guarantee the size of sealed piston circle involution on the water inlet, can avoid the water source to pour into the casing of case top again, cause the problem that the water source leaked.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of the hydropower station gate water filling valve of the utility model;

fig. 2 is the utility model discloses the case and the retainer plate platform position of power station gate water filling valve overlook the structural schematic diagram.

In the figure: the device comprises a shell 1, an internal threaded pipe 2, a sealing cover 3, a follow-up gear 4, a heat dissipation hole 5, a threaded screw rod 6, a driving gear 7, a protective cover 8, a positive and negative motor 9, a bearing 10, a valve core 11, a sealing piston ring 12, a fixed ring table 13, a conical rubber sleeve 14, a conical water outlet 15 and a water inlet 16.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, the present invention provides a technical solution: a novel hydropower station gate water filling valve comprises a shell 1, a conical water outlet 15 is formed in the middle position of the bottom of the shell 1, a water inlet 16 is horizontally formed in the lower position of the middle portion of the left side of the shell 1, a sealing cover 3 is covered on the upper portion of the shell 1 through a bolt, the sealing cover 3 is arranged to facilitate the removal of the sealing cover 3 from a valve core 11 when a sealing piston ring 12 on the valve core 11 needs to be replaced in the later period, a bearing 10 is fixedly embedded in the middle of the sealing cover 3, an internal threaded pipe 2 penetrates through a middle shaft of the bearing 10, the internal threaded pipe 2 can flexibly rotate through the bearing 10, a follow-up gear 4 is fixedly welded on the outer wall of the upper portion of the internal threaded pipe 2 in a horizontal mode, after the internal threaded pipe 2 is driven to rotate by a driving gear 7 on a positive and negative motor 9 through the follow-up gear 4, the upper part of the sealing cover 3 is fixedly connected with a protective cover 8 through bolts, the right side of the top part of the sealing cover 3 is vertically and upwards fixedly provided with a positive and negative motor 9, a transmission shaft of the positive and negative motor 9 is fixedly connected with a driving gear 7 meshed with a follow-up gear 4, the internal thread of the internal thread pipe 2 is in through connection with a thread lead screw 6 matched with the internal thread pipe, the middle part of the outer side of the valve core 11 is integrally provided with a fixed ring table 13, the outer wall of the fixed ring table 13 is fixedly bonded with a sealing piston ring 12, the outer wall of, the sealing piston ring 12 can be sealed on the water inlet 16 to control the water inflow, the problem of water source leakage caused by the fact that water source is filled into the shell 1 above the valve core 11 can be avoided, the lower end of the valve core 11 is in a pointed cone shape matched with the conical water outlet 15, and the lower portion of the pointed cone-shaped valve core 11 can be matched with the conical water outlet 15 to adjust the water outflow.

In this embodiment (see fig. 1), the heat dissipation holes 5 are formed on both sides of the protection cover 8, so as to dissipate heat generated by the positive and negative motors.

In this embodiment (see fig. 1), the thickness of the sealing piston ring 12 is greater than the aperture of the water inlet 16, so as to ensure that the sealing piston ring 12 can seal the water inlet 16.

In this embodiment (see fig. 1), a conical rubber sleeve 14 is fixedly bonded to the lower portion of the valve core 11, and when the lower portion of the valve core 11 is covered with the conical water outlet 15, the water source is sealed to flow reversely.

In this embodiment (see fig. 1), the lower end of the threaded screw 6 is vertically welded to the middle position of the top of the valve core 11.

When a novel power station gate fills water valve and uses, need explain, the utility model relates to a novel power station gate fills water valve, including casing 1, internal thread pipe 2, closing cap 3, follower gear 4, louvre 5, screw lead screw 6, driving gear 7, protection casing 8, positive and negative motor 9, bearing 10, case 11, sealed piston ring 12, retainer plate platform 13, toper rubber sleeve 14, toper delivery port 15, water inlet 16, the part is the part that universal standard spare or technical personnel in the field know, and its structure and principle all are this technical staff and all can learn through the technical manual or learn through conventional experimental method.

When the sealing piston ring is used, when the positive and negative motor 9 rotates positively, the positive and negative motor 9 drives the driving gear 7 to rotate, the driving gear 7 drives the internal threaded pipe 2 to rotate through the follower gear 4 and the bearing 10, the internal threaded pipe 2 is matched with the threaded screw rod 6 through the internal threads to drive the threaded screw rod 6 to rotate and lift, the threaded screw rod 6 drives the valve core 11 to rotate and lift in the inner cavity of the shell 1, the outer wall of the sealing piston ring 12 is tightly sealed with the inner wall of the shell 1, can guarantee that the sealed piston ring 12 controls the inflow on water inlet 16 involution's size, can avoid again that the water source pours into in the casing 1 of case 11 top, cause the problem of water source leakage, case 11 lower extreme is the point taper shape with toper delivery port 15 adaptation, the case 11 lower part of point taper shape can adjust the water yield with toper delivery port 15 cooperation, just can dismantle closing cap 3 when the later stage need be changed the sealed piston ring 12 on the case 11 and take out case 11 by the closing cap 3 that sets up.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel power station gate water filling valve, includes casing (1) and case (11), its characterized in that: the improved structure of the screw rod is characterized in that a conical water outlet (15) is formed in the middle position of the bottom of the shell (1), a water inlet (16) is horizontally formed in the middle position of the left side of the shell (1) below the left side of the shell (1), a sealing cover (3) is closed on the upper portion of the shell (1) through a bolt fixing cover, a bearing (10) is fixedly embedded in the middle portion of the sealing cover (3), an internal thread pipe (2) is fixedly penetrated through a middle shaft of the bearing (10), a follow-up gear (4) is horizontally and fixedly welded on the outer wall of the upper portion of the internal thread pipe (2), a protective cover (8) is fixedly connected on the upper portion of the sealing cover (3) through a bolt, a positive and negative motor (9) is vertically and upwardly and fixedly installed on the right side of the top of the sealing cover (3), a driving gear (7) meshed with the, the middle part of the outer side of the valve core (11) is integrally provided with a fixed ring table (13), the outer wall of the fixed ring table (13) is fixedly bonded with a sealing piston ring (12), and the lower end of the valve core (11) is in a taper shape matched with the tapered water outlet (15).

2. The novel hydropower station gate water filling valve according to claim 1, wherein: the left side and the right side of the protective cover (8) are both provided with heat dissipation holes (5).

3. The novel hydropower station gate water filling valve according to claim 1, wherein: the thickness of the sealing piston ring (12) is larger than the caliber of the water inlet (16).

4. The novel hydropower station gate water filling valve according to claim 1, wherein: the lower part of the valve core (11) is fixedly bonded with a conical rubber sleeve (14).

5. The novel hydropower station gate water filling valve according to claim 1, wherein: the lower end of the threaded screw rod (6) is vertically welded with the middle position of the top of the valve core (11).