CN213417753U

CN213417753U - Gate for water conservancy channel

Info

Publication number: CN213417753U
Application number: CN202022116819.8U
Authority: CN
Inventors: 孙高军; 崔荣
Original assignee: Anyuan Water Conservancy And Hydropower Construction Co ltd Of Yuanjiang City Hunan Province
Current assignee: Anyuan Water Conservancy And Hydropower Construction Co ltd Of Yuanjiang City Hunan Province
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-11
Anticipated expiration: 2030-09-23

Abstract

The application relates to a gate for a water conservancy channel, which comprises a gate and a channel, wherein a support is arranged above the channel, the gate vertically slides in the support, fixed pulleys are respectively arranged at two ends of the top surface of the support, the axes of the fixed pulleys are the same, a pull rope is wound on each fixed pulley, one end of each pull rope penetrates through the support and is fixedly connected with the top end of the gate, and the other end of each pull rope is connected with a mud blocking box which is attached to the bottom surface of the channel; the mud blocking box is positioned at one end of a water outlet of the gate, a cavity is arranged in the mud blocking box, and an opening is formed in one side, close to the gate, of the mud blocking box and communicated with the inner cavity; and the support is provided with a lifting device for lifting the gate. This application has the effect that prevents that the channel from being blockked up by silt.

Description

Gate for water conservancy channel

Technical Field

The application relates to the field of hydraulic engineering, in particular to a gate for a water conservancy channel.

Background

At present, the gate is indispensable water blocking and stopping equipment in hydraulic and hydroelectric engineering, not only can be used for adjusting dam water flow problem, but also can be used for occasions with low sealing requirements in urban water supply and drainage and sewage treatment engineering.

Chinese patent No. CN206157679U discloses a manual-automatic dual-purpose channel gate, which comprises a gate frame, wherein the gate slides in the gate frame; a driver is fixed on the gate frame and connected with the lead screw to drive the gate to move, the driver comprises a shell, a first shaft and a spline shaft are arranged in the shell, and a second duplicate gear is installed on the first spline sleeve; a motor, a rocking handle and a shifting fork are arranged on the shell, the gear position is adjusted by moving the shifting fork, and manual and motor driving screw rods are switched; the screw rod rotates to drive the gate to move, and the opening and closing are realized.

In view of the above-mentioned related technologies, the inventor believes that there is a defect that when the gate is opened, the gate is opened from the bottom end first, and sludge settled on the bottom surface can flow into the channel to cause blockage.

SUMMERY OF THE UTILITY MODEL

In order to alleviate the problem that silt blockked up, this application provides a gate for water conservancy channel.

The application provides a gate for water conservancy channel adopts following technical scheme:

a gate for a water conservancy channel comprises a support arranged above a channel, wherein the gate vertically slides in the support, two ends of the top surface of the support are respectively provided with a fixed pulley, the axes of the fixed pulleys are the same, a pull rope is wound on the fixed pulleys, one end of the pull rope penetrates through the support and is fixedly connected with the top end of the gate, and the other end of the pull rope is connected with a mud blocking box which is attached to the bottom surface of the channel; the mud blocking box is located at one end of a water outlet of the gate, a cavity is formed in the mud blocking box, and an opening and an inner cavity are formed in one side, close to the gate, of the mud blocking box and communicated with the cavity.

By adopting the technical scheme, when the gate is opened, the lifting device lifts the gate, water passes through the gate, and sludge settled at the bottom end is collected by the mud blocking box, so that the blockage of the sludge in the channel is relieved; meanwhile, the mud blocking box is pushed by water to move in the direction away from the gate, and is connected with the gate through the pull rope wound around the fixed pulley, so that the auxiliary gate is pulled up, and energy is saved.

Optionally, a filtering hole is formed in one side, away from the opening, of the mud blocking box.

By adopting the technical scheme, water can be filtered through the filter holes, and sludge is left; the sludge blocking effect is better.

Optionally, the bracket is connected with a winding roller, a main rope is wound on the winding roller, one end of the main rope is fixed with the winding roller, and the other end of the main rope penetrates through the bracket and is fixed with the top end of the gate; and a first motor connected with the winding roller is arranged at the top end of the support.

By adopting the technical scheme, the motor drives the winding roller to rotate and wind the main rope, and the main rope pulls the gate to move up and down to realize opening and closing; when the gate is pulled to rise by the pull rope, the pulling force borne by the main rope is reduced, the power output of the motor I is saved, and the energy loss is saved.

Optionally, the fender mud case is close to channel lateral wall both ends and is fixed with the connecting block respectively, both ends are equipped with the limiting plate fixed with the channel about the connecting block, form the passageway between the limiting plate, the connecting block slides in the passageway, the limiting plate sets up along channel length direction.

Through adopting above-mentioned technical scheme, the moving direction of restriction fender mud case through the cooperation of connecting block and limiting plate makes it laminate with the channel bottom surface always, and in silt can flow into the fender mud case smoothly, it is better to collect silt effect.

Optionally, a plurality of limiting holes are evenly formed in the upper end of the limiting plate along the length direction, and limiting rods penetrate through the limiting holes.

Through adopting above-mentioned technical scheme, can restrict the distance that fender mud box removed through the cooperation in gag lever post and spacing hole, prevent when rivers are too big, keep off mud box translation rate and break the stay cord at the excessive speed, increase the security.

Optionally, the length of the limiting rod is greater than the depth of the channel, and a sliding groove with the length direction perpendicular to the gate is formed in the upper surface of the channel; sliding connection has the sliding block in the spout, the sliding block part is parallel with the fender mud box and stretches into inside the channel, the parallel part cover of sliding block locate the gag lever post and with gag lever post sliding connection.

Through adopting above-mentioned technical scheme, the gag lever post is higher than the channel, after upwards proposing spacing hole with the gag lever post, slides in the spout through the sliding block, moves to the spacing hole position of needs and puts down the gag lever post, and sliding block and spout cooperation restriction gag lever post upper end prevent that the gag lever post from being broken away from spacing hole by water impact, and operating personnel can adjust the position in gag lever post and spacing hole on the channel, makes things convenient for manual operation.

The upper edge of one side of the connecting block, which is far away from the gate, is a guide surface, and the guide surface is an inclined surface; a lifting plate arranged in parallel with the mud blocking box is arranged in the channel, the gate is closed, and when the mud blocking box is separated from the limiting plate, the lifting plate is positioned below the mud blocking box; the two sides of the lifting plate are provided with lugs, and the side wall of the channel is provided with a sliding groove for the lugs to slide; a screw rod is vertically and rotatably connected in one of the sliding grooves, penetrates through the lug and is in threaded connection with the lug; and the top end of the screw rod is connected with a second motor fixed with the surface of the channel.

By adopting the technical scheme, when the gate descends to close the channel, the mud blocking box is pulled by the matching of the pull rope and the fixed pulley, the mud blocking box is separated from the limiting plate and is positioned above the lifting plate, the screw rod is driven to rotate by the motor II, the screw rod is in threaded fit with the lifting plate, the mud blocking box is lifted to the upper surface of the channel, and the interior of the mud blocking box can be conveniently cleaned manually; after the fender mud case whereabouts to the channel bottom, when opening the gate, fender mud case receives water impact and removes to keeping away from the gate direction, gets into the passageway between the limiting plate under the effect of spigot surface in, the structure moves more stably.

Optionally, the channel is internally and fixedly connected with a sealing strip, the sealing strip is fixed along the inner wall of the channel, and the sealing strip is attached to the gate.

Through adopting above-mentioned technical scheme, the sealing strip blocks the gap of gate and channel, strengthens the seal, prevents the infiltration, makes the gate effect of blocking water better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. sludge in the channel can be collected through the sludge blocking box, so that the channel is prevented from being blocked;

2. the pull rope is connected with the gate through the mud blocking box and the fixed pulley, so that the gate can be opened in an auxiliary mode, and energy is saved.

Drawings

Fig. 1 is an overall structure schematic diagram of a gate for a water conservancy channel according to an embodiment of the present application.

Fig. 2 is a sectional view of the gate for the water conservancy channel shown in fig. 1.

Description of reference numerals: 1. a support; 2. a gate; 3. a fixed pulley; 4. pulling a rope; 5. a mud blocking box; 6. a wind-up roll; 7. a main rope; 8. a first motor; 9. connecting blocks; 10. a limiting plate; 11. a limiting hole; 12. a limiting rod; 13. a chute; 14. a sliding block; 15. a lifting plate; 16. a screw rod; 17. a second motor; 18. a sealing strip; 19. filtering holes; 20. and (4) sliding grooves.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a gate for a water conservancy channel, and referring to fig. 1 and 2, the gate comprises a support 1, wherein the support 1 is vertically fixed on the channel, the support 1 and the channel are vertically and slidably connected with a gate 2, a sealing strip 18 is fixedly attached to the inner wall of the channel along the inner wall of the channel, and the sealing strip 18 is attached to the surface of the channel perpendicular to the gate 2 to prevent water seepage; a winding roller 6 is arranged at the top end of the support 1, a main shaft is coaxially fixed on the winding roller 6 and extends out of two ends of the winding roller 6, and a support fixedly connected with the support 1 is sleeved on the main shaft; a main rope 7 is wound on the winding roller 6, one end of the main rope 7 is fixed with the winding roller 6, and the other end of the main rope 7 penetrates through the support 1 and is fixed above the gate 2; one end of the winding roller 6 is provided with a first motor 8 fixed with the support 1, and an output shaft of the first motor 8 is coaxially fixed with the main shaft. The motor I8 is started through an external power supply, an output shaft of the motor I8 rotates to drive the winding roller 6 to rotate, the winding roller 6 winds and unwinds the main rope 7 to pull the gate 2 to move up and down, and the gate 2 is opened and closed.

Fixed pulleys 3 are respectively fixed at two ends of the top surface of the support 1, the axes of the fixed pulleys 3 are the same, a pull rope 4 is wound on the fixed pulleys 3, one end of the pull rope 4 penetrates through the support 1 and is fixedly connected with the top end of the gate 2, and the other end of the pull rope 4 is fixedly connected with a mud blocking box 5; the mud blocking box 5 is attached to the bottom surface of the channel, a cavity is arranged inside the mud blocking box 5, an opening is formed in one side, close to the gate 2, of the mud blocking box 5 and communicated with the cavity, and a filtering hole 19 is formed in one side, far away from the opening, of the mud blocking box 5; when the gate 2 is opened, water flows through a channel between the gate 2 and the bottom surface of the channel, silt at the bottom of the channel is attached to the bottom surface of the channel and flows into the mud blocking box 5, and water flows through the filtering holes 19; the mud blocking box 5 moves in the direction far away from the gate 2 under the thrust of water flow, the pull rope 4 is pulled, and the pull rope 4 gives the gate 2 an auxiliary acting force for upward displacement through the fixed pulley 3 to assist in pulling up the gate 2.

Connecting blocks 9 are fixed at two ends of the mud blocking box 5, the connecting blocks 9 are arranged in a rectangular shape, one side of each connecting block 9 is attached to the side wall of the channel, the upper edge of one surface, far away from the gate 2, of each connecting block 9 is a guide surface, and the guide surface is an inclined surface; limiting plates 10 fixed with the channel are attached to the upper end and the lower end of the connecting block 9; the limiting plates 10 are cuboid, the length direction of the limiting plates is the same as that of the channel, and the connecting blocks 9 slide in channels formed among the limiting plates 10; the upper surface of the limiting plate 10 is uniformly provided with a plurality of limiting holes 11 along the length direction of the limiting plate 10, and the limiting holes 11 penetrate through the limiting plate 10; a limiting rod 12 penetrates through the limiting hole 11, the limiting rod 12 is abutted against the bottom surface of the channel, and the top end of the limiting rod 12 extends out of the surface of the channel; the channel surface is close to gag lever post 12 one side and has seted up spout 13, and spout 13 length direction is unanimous with gag lever post 10 length direction, and sliding connection has sliding block 14 in the spout 13, and sliding block 14 comprises vertical component, and the horizontal segment, and sliding block 14 horizontal segment extends to in the channel and the cover is located on gag lever post 12. When the gate 2 is opened, the connecting block 9 enters a channel formed between the limiting plates 10 through the guide surface, the height of the connecting block 9 is limited by the limiting plates 10, and the mud blocking box 5 is attached to the ground; the limiting rod 12 moves along the sliding groove 13 through the sliding block 14, penetrates through different limiting holes 11 through the limiting rod 12, and is abutted against the connecting block 9 to limit the movement of the mud blocking box 5.

The bottom of the channel on one side of the gate 2 close to the mud blocking box 5 is provided with a lifting plate 15 with the top surface being flush with the bottom surface of the mud blocking box 5, and the bottom surface of the channel is provided with a placing groove for embedding the lifting plate 15; the two sides of the lifting plate 15 are provided with lugs, and the two sides of the channel are provided with sliding grooves 20 for the lugs to slide; a screw rod 16 is arranged in one of the sliding grooves 20, the screw rod 16 penetrates through the convex block and is in threaded connection, a base embedded in the channel is arranged at the bottom end of the screw rod 16, and the screw rod 16 is rotatably connected with the base; a support plate is vertically fixed on the surface of the channel, a second motor 17 is fixed on the support plate, and an output shaft of the second motor 17 is coaxially fixed with the screw rod 16; when the gate 2 is closed, the mud blocking box 5 is pulled above the lifting plate 15 through the matching of the pull rope 4 and the fixed pulley 3, and at the moment, the connecting block 9 is separated from the limiting plate 10; rotate through motor two 17, drive lead screw 16 and rotate, lifter plate 15 shifts up, and the drive keeps off mud box 5 and rises to the channel surface, makes things convenient for the inside silt of manual cleaning fender mud box 5.

The embodiment of the application provides an implementation principle of gate for water conservancy channel does: when the gate 2 needs to be opened, the lifting limiting rod 12 is separated from the limiting hole 11, and is moved to the corresponding limiting hole 11 through the sliding of the sliding block 14 and the sliding groove 13 and then is inserted; starting a motor I8 through an external power supply, driving a wind-up roll 6 to rotate by the rotation of an output shaft of the motor I8, winding a main rope 7 by the wind-up roll 6, and pulling a gate 2 to ascend by the main rope 7; at this time, the water flows through a passage formed between the bottom end of the gate 2 and the bottom surface of the channel, and the sludge at the bottom of the channel is blocked by the mud guard 5. The mud guard box 5 moves to the side far away from the gate 2 under the thrust of water flow, and the pulling rope 4 is matched with the fixed pulley 3 to give the rising auxiliary acting force to the gate 2, so that the auxiliary gate 2 rises.

When sludge in the sludge blocking box 5 needs to be cleaned, the motor I8 rotates reversely, and the winding roller 6 unwinds the main rope 7 to close the gate 2; at this moment, the gate 2 is close to the gate 2 through the pull rope 4 pulling mud blocking box 5, is located above the lifting plate 15 after being separated from the limiting plate 10, starts the second motor 17, and the second motor 17 drives the screw rod 16 to rotate, and through the screw-thread fit of the screw rod 16 and the lifting plate 15, under the sliding groove 20 limiting the circumferential rotation of the lifting plate 15, the lifting plate 15 moves upwards, drives the mud blocking box 5 to ascend to the surface of a channel, and the manual work can use tools such as shovels to clean the internal silt of the mud blocking box 5.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a gate for water conservancy channel, is including establishing support (1) above the canal, gate (2) vertical slip in support (1), its characterized in that: the two ends of the top surface of the support (1) are respectively provided with a fixed pulley (3), the axes of the fixed pulleys (3) are the same, a pull rope (4) is wound on the fixed pulleys (3), one end of the pull rope (4) penetrates through the support (1) and is fixedly connected with the top end of the gate (2), and the other end of the pull rope is connected with a mud blocking box (5) which is attached to the bottom surface of the channel; the mud blocking box (5) is located at one end of a water outlet of the gate (2), a cavity is formed in the mud blocking box (5), and an opening and an inner cavity are formed in one side, close to the gate (2), of the mud blocking box (5) and communicated with each other.

2. The gate of claim 1, wherein the gate comprises: and one side of the mud blocking box (5) far away from the opening is provided with a filtering hole (19).

3. The gate of claim 1, wherein the gate comprises: a winding roller (6) is connected to the support (1), a main rope (7) is wound on the winding roller (6), one end of the main rope (7) is fixed to the winding roller (6), and the other end of the main rope penetrates through the support (1) and is fixed to the top end of the gate (2); and a first motor (8) connected with the winding roller (6) is arranged at the top end of the support (1).

4. The gate of claim 2, wherein the gate comprises: keep off mud case (5) and be close to channel lateral wall both ends and be fixed with connecting block (9) respectively, both ends are equipped with limiting plate (10) fixed with the channel about connecting block (9), form the passageway between limiting plate (10), connecting block (9) slide in the passageway, limiting plate (10) set up along channel length direction.

5. The gate of claim 4, wherein the gate comprises: a plurality of limiting holes (11) are uniformly formed in the upper end of the limiting plate (10) along the length direction, and limiting rods (12) penetrate through the limiting holes (11).

6. The gate of claim 5, wherein the gate comprises: the length of the limiting rod (12) is greater than the depth of the channel, and a sliding groove (13) with the length direction vertical to the gate (2) is formed in the upper surface of the channel; sliding connection has sliding block (14) in spout (13), sliding block (14) part is parallel with fender mud box (5) and stretches into inside the channel, gag lever post (12) and with gag lever post (12) sliding connection are located to the parallel part cover of sliding block (14).

7. The gate of claim 4, wherein the gate comprises: the upper edge of one surface, far away from the gate (2), of the connecting block (9) is a guide surface which is an inclined surface; a lifting plate (15) arranged in parallel with the mud blocking box (5) is arranged in the channel, the gate (2) is closed, and when the mud blocking box (5) is separated from the limiting plate (10), the lifting plate (15) is positioned below the mud blocking box (5); the two sides of the lifting plate (15) are provided with lugs, and the side wall of the channel is provided with a sliding groove (20) for the lugs to slide; a screw rod (16) is vertically and rotatably connected in one of the sliding grooves (20), and the screw rod (16) penetrates through the lug and is in threaded connection with the lug; and the top end of the screw rod (16) is connected with a second motor (17) fixed with the surface of the channel.

8. The gate of claim 7, wherein the gate comprises: fixedly connected with sealing strip (18) in the channel, sealing strip (18) are fixed along the channel inner wall, sealing strip (18) and gate (2) laminating.