CN219621722U - Inverted siphon inlet gate - Google Patents

Abstract

The utility model relates to an inverted siphon inlet gate, which belongs to the technical field of inverted siphon gates and comprises a portal frame and a gate, wherein a cavity is formed in the gate, a water through hole communicated with the cavity is formed in the side wall of the gate, a gate plate which can shade the water through hole is arranged in the cavity in a sliding manner along the vertical direction, and a lifting device for driving the gate plate to move is arranged at the top of the gate plate.

Description

Inverted siphon inlet gate

Technical Field

The utility model relates to the technical field of inverted siphon gates, in particular to an inverted siphon inlet gate.

Background

When the channel is close to the elevation of a road or a river, and is in planar intersection, a structure is required to be repaired so that water passes under the road surface or the river, and the structure is commonly called inverted siphon. The inverted siphon mainly has a vertical shaft type. The form is simple and convenient to construct and convenient to remove sediment, inverted siphonage has two types of box shape and circular shape, and the phenomenon that water physically goes to high is a skill of hydraulic engineering, and the inverted siphon is a interchange hydraulic building which is often adopted when channels cross roads and rivers or the channels pass through valleys.

The existing inverted siphon inlet gate adopts a single gate structure to seal and close the inlet. When water is needed to be drained, the gate is driven by the crane to move upwards, the inverted siphon inlet is opened, and water passes through the inverted siphon inlet.

For the related technology, the inventor considers that the gate is heavy, when the gate is opened to drain water each time, no matter the amount of water drained, the whole gate needs to be lifted by a crane to open the inverted siphon inlet, the energy consumption is excessive, the equipment is severely worn, and the defect of shortening the service life of the gate exists.

Disclosure of Invention

In order to improve the service life of the gate, the utility model provides an inverted siphon inlet gate.

The utility model provides an inverted siphon inlet gate, which adopts the following technical scheme:

the utility model provides an inverted siphon import floodgate, includes portal frame and gate, the cavity has been seted up to the inside of gate, and the water inlet with the cavity intercommunication has been seted up to the lateral wall of gate, and the gate slides along vertical direction in the cavity and is provided with the flashboard to the water inlet shielding effect, and the top of flashboard is provided with the elevating gear who is used for driving the flashboard and removes.

Through adopting above-mentioned technical scheme, when the siphon import department of falling carries out a small amount and drains, utilizes elevating gear to drive the flashboard and upwards moves, and the water port of gate is opened, and rivers pass through from the water port of gate, accomplish a small amount of work of draining. Through the structure, the starting times of the gate are reduced, and the service life of the gate is prolonged.

Optionally, elevating gear includes the threaded rod of vertical setting, has the nut post and drives threaded rod pivoted step motor with threaded rod threaded connection, and the threaded rod is located between nut post and the step motor, and the bottom and the flashboard of nut post are connected fixedly, and the outside of nut post is provided with and is used for restricting nut post pivoted stop gear.

Through adopting above-mentioned technical scheme, start step motor, step motor drives threaded rod corotation or reversal, and the nut post removes along the length direction of screw rod under stop gear's effect, and the nut post drives the flashboard simultaneously and upwards or move down, realizes the removal of flashboard through threaded rod and nut post, provides the convenience for opening and closing of gate water gap.

Optionally, be provided with the hollow post between step motor and the flashboard, the bottom of hollow post is connected fixedly with the top of flashboard, and step motor is connected fixedly with the top of hollow post, and nut post and threaded rod are located the hollow post.

By adopting the technical scheme, the hollow column promotes the height of the stepping motor, prevents water flow from splashing to damage the stepping motor, and is beneficial to protecting the stepping motor; the hollow column plays a role in protecting the nut column and the threaded rod at the same time.

Optionally, stop gear includes the slider and is connected fixed stopper with the slider, and the one end and the nut post fixed connection of slider are kept away from to the stopper, and the spout with the slider slip adaptation is seted up to the inner wall of hollow post, and the spout is seted up along the length direction of nut post.

Through adopting above-mentioned technical scheme, the threaded rod is when rotating, if do not restrict the nut post, only rely on the rotation of flashboard and gate restriction nut post, can strengthen the effort between flashboard and the gate, be unfavorable for the flashboard to remove in the gate cavity, and shorten the life of gate and flashboard easily, slider and stopper play the effect of restriction to the rotation of nut post, are favorable to the protection to gate and flashboard.

Optionally, the through hole with cavity and hollow post intercommunication has been seted up to the cavity inner wall of gate, and the bottom of nut post is located the through-hole, and the gate is at the sliding connection of the inner wall of through-hole and nut post.

Through adopting above-mentioned technical scheme, the through-hole is used for cavity and the hollow post of intercommunication gate, for the effect that the up-and-down movement of nut post played the dodge, is favorable to realizing that the nut post drives the removal of flashboard.

Optionally, the gate is close to the equidistant reinforcing strip that arranges of lateral wall department fixedly connected with of cavity, and gate and reinforcing strip adopt welded mode to connect fixedly.

Through adopting above-mentioned technical scheme, because of the gate reduces at the thickness of seting up cavity position department, its intensity reduces, uses the back for a long time, is destroyed easily, and the reinforcement strip has strengthened the use intensity of gate, is favorable to the protection to the gate.

Optionally, the both sides inner wall fixedly connected with spill frame of portal frame, and the water blocking groove has been seted up to spill frame inboard, and the bottom of gate is inserted and is located in the water blocking groove, and gate and spill frame sliding connection are followed vertical direction.

Through adopting above-mentioned technical scheme, the cooperation of spill frame and gate has improved the gate and has imported the leakproofness of both sides to the inverted siphon, effectually stops the rivers of gate one side.

Optionally, the inner wall of water blocking groove and cavity all fixedly connected with is used for playing sealed effect sealing washer.

Through adopting above-mentioned technical scheme, the sealing washer is the rubber material, and the sealing washer has further improved the leakproofness between gate and portal frame, flashboard and the gate, is favorable to blockking up upstream rivers.

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

1. by arranging the flashboard and the water through hole on the gate, when a small amount of water is discharged, the whole gate can be opened to discharge water, so that the energy consumption is saved, the abrasion of the device is reduced, and the service life is prolonged;

2. by arranging the lifting device, the stepping motor is started to drive the rotating shaft to rotate so as to drive the threaded rod to rotate, and the nut post moves upwards as the axial rotation of the nut post follows the limit block to be limited by the chute, so that the flashboard is driven to move upwards in the cavity, the water through hole is opened, and at the moment, water flow can circulate through the water through hole;

3. through the setting of sealing washer, the leakproofness is better, improves the water proof effect of this device, consolidates the setting of strip, makes this device structure more firm.

Drawings

FIG. 1 is a schematic diagram of an inverted siphon inlet gate according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view showing the internal structure of the hollow column and the gate according to the embodiment of the present utility model;

fig. 3 is an enlarged partial schematic view of the portion a in fig. 1.

In the figure, 1, a portal frame; 11. a crane; 2. a gate; 21. a cavity; 22. a water-through port; 23. a through hole; 24. reinforcing strips; 25. a seal ring; 3. a concave frame; 31. a water blocking groove; 4. a flashboard; 5. a hollow column; 51. a through groove; 52. a chute; 6. a lifting device; 61. a nut post; 62. a threaded rod; 63. a stepping motor; 631. a rotating shaft; 7. a limiting mechanism; 71. a slide block; 72. and a limiting block.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses an inverted siphon inlet gate.

Referring to fig. 1, an inverted siphon inlet gate comprises a portal frame 1 and a gate 2 which plays a role in shielding the portal frame 1, wherein a concave frame 3 is arranged between the gate 2 and the portal frame 1, the concave frame 3 is fixedly connected with the portal frame 1, water blocking grooves 31 are formed on the abutting sides of the concave frame 3 and the gate 2, and the gate 2 is in sliding connection with the concave frame 3 on the inner wall of the water blocking grooves 31 along the vertical direction; a plurality of lifting machines 11 are arranged between the top of the gate 2 and the portal frame 1, the lifting machines 11 are all installed on the inner wall of the portal frame 1, the lifting machines 11 are respectively located on two sides of the central axis of the gate 2 and are symmetrically distributed, and the movable ends of the lifting machines 11 are fixedly connected with the top of the gate 2. When a large amount of water is needed for the inverted siphon inlet, the crane 11 is started, the crane 11 drives the gate 2 to move upwards, the bottom of the portal frame 1 is opened, and water flow leaves between the portal frames 1 to realize a large amount of water discharge.

Referring to fig. 2, the gate 2 is provided with a water through hole 22 along the vertical direction, a cavity 21 is provided above the water through hole 22 in the gate 2, the cavity 21 is communicated with the water through hole 22, the gate 2 is connected with a gate plate 4 in the cavity 21 in a sliding manner along the vertical direction, and the gate plate 4 shields the water through hole 22. When a small amount of water is discharged, the shutter 4 is moved upward, the water passage port 22 of the gate 2 is opened, and water flows through the water passage port 22.

Referring to fig. 2, a lifting device 6 for driving the shutter 4 to move is arranged at the part of the gate 2, the lifting device 6 comprises a nut post 61, a threaded rod 62 and a stepping motor 63, the threaded rod 62 is in threaded connection with the nut post 61, the threaded rod 62 is positioned between the stepping motor 63 and the nut post 61, a hollow post 5 is fixedly connected between the stepping motor 63 and the top of the gate 2, the hollow post 5 is provided with a through groove 51 in a penetrating way along the length direction of the hollow post 5, the inner wall of the cavity 21 of the gate 2 is provided with a through hole 23, the through groove 51 and the cavity 21 are both communicated with the through hole 23, the threaded rod 62 is positioned in the through groove 51 of the hollow post 5, the nut post 61 is positioned in the through groove 51 and the through hole 23 to penetrate, the nut post 61 is in sliding connection with the inner wall of the gate 2 in the through hole 23 along the length direction of the nut post 61, the bottom end of the nut post 61 is positioned in the cavity 21 of the gate 2, and the bottom end of the nut post 61 is fixedly connected with the top of the shutter 4; the output end of the stepping motor 63 is fixedly connected with a rotating shaft 631 at the top end of the threaded rod 62.

When the flashboard 4 moves upwards, the stepping motor 63 is started, the stepping motor 63 drives the threaded rod 62 to rotate through the rotating shaft 631, the flashboard 4 limits the rotation of the nut post 61, and the nut post 61 drives the flashboard 4 to move upwards; when the gate plate 4 is moved downwards, the stepping motor 63 is started to rotate reversely, the stepping motor 63 drives the threaded rod 62 to rotate, the nut post 61 drives the gate plate 4 to move downwards, the gate plate 4 completely shields the water through hole 22, and the stepping motor 63 is closed.

Referring to fig. 3, a plurality of sliding grooves 52 are formed in the inner wall of the through groove 51 along the length direction of the nut post 61 in the hollow post 5, a limiting mechanism 7 is arranged between the nut post 61 and the hollow post 5, a plurality of groups of limiting mechanisms 7 are arranged, and the limiting mechanisms 7 are in one-to-one correspondence with the sliding grooves 52; the limiting mechanism 7 comprises a sliding block 71 and a limiting block 72, the sliding block 71 is in sliding fit with the sliding groove 52 of the hollow column 5, the limiting block 72 is located between the sliding block 71 and the nut column 61, and two sides of the limiting block 72 are respectively connected and fixed with the sliding block 71 and the nut column 61. When the stepper motor 63 drives the threaded rod 62 to rotate, the nut post 61 is limited by the sliding block 71 and the limiting block 72, and can only move along the opening direction of the sliding groove 52, so that the acting force between the gate plate 4 and the gate 2 can be reduced.

Referring to fig. 2, sealing rings 25 are arranged between the gate 2 and the concave frame 3 and between the inner walls of the water retaining groove 31, and in the utility model, the sealing rings 25 are made of rubber, and the sealing rings 25 are fixedly connected with the concave frame 3; the flashboard 4 and the gate 2 are provided with rubber rings between the inner walls of the cavity 21, and the rubber rings are fixedly connected with the gate 2 on the inner walls of the cavity 21. The rubber ring improves the tightness between the gate plate 4 and the gate 2 and the tightness between the gate 2 and the concave frame 3.

Referring to fig. 1, the outer wall of one side of the shutter 2 is provided with a reinforcing bar, which is welded and fixed with the shutter 2, and the reinforcing bar is aligned with the shutter 2 at a portion where the cavity 21 is formed. The reinforcement strip improves the strength of the gate 2 at the position where the cavity 21 is formed, which is beneficial to prolonging the service life of the gate 2.

The implementation principle of the inverted siphon inlet gate provided by the embodiment of the utility model is as follows: when the device is used for discharging water in a large quantity, the crane 11 is started, the gate 2 is lifted, water flow can circulate through the concave frame 3, and the gate 2 is inserted into the water retaining groove 31 on the concave frame 3, so that the tightness is improved, and water leakage is prevented; when a small amount of water is needed, only the stepping motor 63 is started to drive the rotating shaft 631 to rotate, and then the threaded rod 62 is driven to rotate, and because the threaded rod 62 is in threaded connection with the nut post 61 and the limiting block 72 is in sliding connection with the sliding groove 52 through the sliding block 71, at the moment, the axial rotation of the nut post 61 is limited by the sliding groove 52 along with the limiting block 72, so when the threaded rod 62 rotates, the nut post 61 moves upwards, and then the flashboard 4 is driven to move upwards in the cavity 21, the water through hole 22 is opened, and at the moment, water can circulate through the water through hole 22; when closing the water port 22, start step motor 63 reversal, the same reason, flashboard 4 moves down in cavity 21, until closing water port 22 can, this design simple structure, easy maintenance, and when discharging water by a small amount, need not open whole gate 2, more save the energy consumption, reduce the wearing and tearing of this device, increase of service life, and the setting of sealing washer 25 makes this device leakproofness better, improves this device's water proof effect. Through above-mentioned technical scheme, be favorable to improving gate 2's life.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides an inverted siphon import floodgate, includes portal frame (1) and gate (2), its characterized in that, cavity (21) have been seted up to the inside of gate (2), and gate (2) lateral wall seted up with cavity (21) intercommunication's water port (22), gate (2) slide along vertical direction in cavity (21) and are provided with flashboard (4) that play the shielding effect to water port (22), the top of flashboard (4) is provided with elevating gear (6) that are used for driving flashboard (4) and remove.

2. An inverted siphon inlet gate according to claim 1, characterized in that the lifting device (6) comprises a threaded rod (62) arranged vertically, a nut post (61) connected with the threaded rod (62) in a threaded manner, and a stepping motor (63) driving the threaded rod (62) to rotate, the threaded rod (62) is located between the nut post (61) and the stepping motor (63), the bottom of the nut post (61) is fixedly connected with the gate plate (4), and a limiting mechanism (7) for limiting the rotation of the nut post (61) is arranged on the outer side of the nut post (61).

3. An inverted siphon inlet gate according to claim 2, characterized in that a hollow column (5) is arranged between the stepper motor (63) and the gate plate (4), the bottom of the hollow column (5) is fixedly connected with the top of the gate plate (4), the stepper motor (63) is fixedly connected with the top of the hollow column (5), and the nut column (61) and the threaded rod (62) are located in the hollow column (5).

4. An inverted siphon inlet gate according to claim 3, wherein the limit mechanism (7) comprises a slide block (71) and a limit block (72) fixedly connected with the slide block (71), one end of the limit block (72) far away from the slide block (71) is fixedly connected with the nut column (61), a sliding groove (52) which is slidably matched with the slide block (71) is formed in the inner wall of the hollow column (5), and the sliding groove (52) is formed along the length direction of the nut column (61).

5. An inverted siphon inlet gate according to claim 4, characterised in that the inner wall of the cavity (21) of the gate (2) is provided with a through hole (23) communicating with the cavity (21) and the hollow column (5), and the bottom of the nut column (61) is located in the through hole (23), and the gate (2) is in sliding connection with the nut column (61) at the inner wall of the through hole (23).

6. An inverted siphon inlet gate according to claim 1, wherein the gate (2) is fixedly connected with reinforcing strips (24) arranged at equal intervals near the outer side wall of the cavity (21), and the gate (2) and the reinforcing strips (24) are fixedly connected by welding.

7. The inverted siphon inlet gate according to claim 1, wherein the inner walls of the two sides of the portal frame (1) are fixedly connected with concave frames (3), a water blocking groove (31) is formed in the inner side of each concave frame (3), the bottom of the gate (2) is inserted into the water blocking groove (31), and the gate (2) is in sliding connection with the concave frames (3) along the vertical direction.

8. An inverted siphon inlet gate according to claim 7, characterised in that the water retaining groove (31) and the inner wall of the cavity (21) are both fixedly connected with a sealing ring (25) for sealing.