Adjustable flow step bridge

Abstract

The application relates to an adjustable flow stop bridge, and relates to the technical field of stop bridges. The adjustable flow stop bridge comprises a bridge body, the surface of the bridge body is provided with a plurality of stop steps along the length direction, a water tank is formed between adjacent stop steps, a multi-hole door is slidably connected to the surface of the bridge body, the multi-hole door is located on the upstream side of the stop steps, the multi-hole door comprises a frame and a plurality of door bellies arranged in the frame, the door bellies and the stop steps are one-to-one corresponding, door holes are formed between adjacent door bellies, and the top wall of the stop step is provided with a driving assembly used for driving the multi-hole door to slide so as to adjust the water flow. The application has the advantages of adjusting the water flow and improving the effect of urban landscape.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of anchoring bridge, and in particular to an anchoring bridge with adjustable flow. BACKGROUND

[0002] Anchoring bridges have a long history in China and are generally built in suburban villages in hilly areas. They have distinctive landscape features and are deeply loved by the public. They also have certain water control functions.

[0003] In the process of water control in plain water network cities, a large number of hydraulic structures need to be built to control water flow. Various water gates, such as helicopter doors, upper lying doors, and bottom shaft flap doors, are mainly used. These water gate structures are large and complex, have high construction investment and operation management requirements, and are difficult to coordinate with the cityscape in terms of building appearance. Therefore, most cities choose to reference anchoring bridges in water control projects to improve the landscape effect of water conservancy projects.

[0004] In view of the above related technologies, the inventor found that the traditional anchoring bridge only includes a plurality of anchoring steps arranged in series, and the water channel formed between adjacent anchoring steps is in a constant open state. Therefore, it does not have a flow regulation function. When it is simply applied to urban water conservancy projects, the flow regulation function is poorer compared to traditional hydraulic structures, so it needs to be improved. SUMMARY

[0005] In order to improve the flow regulation function of anchoring bridges in urban water conservancy construction, the present application provides an anchoring bridge with adjustable flow.

[0006] The anchoring bridge with adjustable flow provided by the present application adopts the following technical solution:

[0007] An anchoring bridge with adjustable flow includes a bridge body, a plurality of anchoring steps are arranged on the surface of the bridge body along the length direction, a water channel is formed between adjacent anchoring steps, a multi-hole door is slidingly connected to the surface of the bridge body, the multi-hole door is located on the upstream side of the anchoring step, the multi-hole door includes a frame and a plurality of door bellies arranged in the frame, the door bellies and the anchoring steps are one-to-one corresponding, a door hole is formed between adjacent door bellies, a driving assembly is arranged on the top wall of the anchoring step, and the driving assembly is used to drive the multi-hole door to slide to adjust the flow of water.

[0008] By adopting the technical scheme, when the multi-hole door is not sliding, the water tank is opposite to the door abdomen, and the door hole is opposite to the anchoring step, so that the water flow in the river channel cannot pass through the anchoring step bridge, thereby playing a role of flood blocking; the driving assembly is started, the driving assembly drives the multi-hole door to slide along the length direction of the bridge body, so that the water tank and the door abdomen and the door hole and the anchoring step are dislocated, a part of the water tank will overlap a part of the door hole, so that the water flow can pass through the anchoring step bridge through the water tank and the door hole, water is discharged, by controlling the sliding distance of the multi-hole door, the overlapping range of the water tank and the door hole can be adjusted, so as to achieve the purpose of adjusting the water flow, the structure of the anchoring step bridge is applied to the urban water conservancy engineering, the landscape effect of the city is improved, the function of the anchoring step bridge is played, and the convenient flow adjusting function is realized, the structure is simple, operation is convenient, and high practicability is achieved.

[0009] Preferably, the bridge body surface is provided with an angle steel door, the angle steel door is arranged along the length direction of the bridge body, and the angle steel door is located on the side of the multi-hole door away from the anchoring step.

[0010] By adopting the technical scheme, the sliding of the multi-hole door can be blocked and limited by arranging the angle steel door, so that the multi-hole door can slide parallel to the bridge body, and the stable flood blocking and flow adjusting functions are achieved.

[0011] Preferably, the door abdomen width is greater than the water tank width, the multi-hole door top wall elevation is lower than the anchoring step top wall, and the multi-hole door bottom elevation is lower than the water tank bottom.

[0012] By adopting the technical scheme, the width of the door abdomen is greater than the width of the water tank, so that the door abdomen can fully shield the water tank when the multi-hole door is not sliding, thereby effectively preventing the water flow from overflowing; the multi-hole door top wall is lower than the anchoring step, which can also effectively prevent the water flow from flowing into the door hole, and the multi-hole door bottom is lower than the water tank, which can also improve the efficiency of water flow adjustment.

[0013] Preferably, the driving assembly comprises a structure support, an I-shaped single rail, a single rail trolley and a power piece, the structure support is connected to the anchoring step top wall, the I-shaped single rail is connected to the side wall of the structure support, the length direction of the I-shaped single rail is consistent with the length direction of the bridge body, the single rail trolley is slidingly connected to the I-shaped single rail, the length of the I-shaped single rail is greater than the sum of the structural size of the single rail trolley and the width of the door hole, the bottom wall of the single rail trolley is provided with a linkage rod, the other end of the linkage rod is connected with the frame, the power piece is connected with the single rail trolley, and the power piece drives the single rail trolley to slide along the length direction of the I-shaped single rail.

[0014] By adopting the technical scheme, the power member is started, and the power member will drive the monorail trolley to slide along the length direction of the I-shaped single track, and the multiple-hole door will be driven to slide through the connecting rod while the monorail trolley moves, so that the water tank is dislocated from the door abdomen and the door hole is dislocated from the anchoring step, the water flow can pass through the anchoring step bridge through the water tank and the door hole, the free switching of flood blocking and flow regulation is realized, and the utility and convenience are high.

[0015] Preferably, the power member comprises a hand-pulled chain, one end of the hand-pulled chain is connected with the side wall of the monorail trolley.

[0016] By adopting the technical scheme, when the water flow needs to be regulated, the staff only needs to pull the hand-pulled chain to make the monorail trolley slide along the length direction of the I-shaped single track, so that the multiple-hole door is dislocated from the anchoring step, the operation is simple and convenient, and the convenience is high.

[0017] Preferably, the power member comprises a driving motor, a driving gear, a connecting rod and a driving rack, the driving motor is connected to the side wall of the structural support, the driving gear is sleeved on the output shaft of the driving motor, the connecting rod is connected to the side wall of the monorail trolley, the driving rack is connected to one end of the connecting rod away from the monorail trolley, the length direction of the driving rack is consistent with the length direction of the bridge body, and the driving rack is engaged with the driving gear.

[0018] By adopting the technical scheme, the driving motor is started, the driving motor will drive the driving gear to rotate, and then the driving rack is driven to slide through the engagement relationship between the driving gear and the driving rack, the driving rack will drive the monorail trolley to slide on the I-shaped single track through the connecting rod, the regulation of the multiple-hole door is realized, compared with the driving mode of the hand-pulled chain, the structure is provided with the driving rack and the driving gear, so as to have a certain self-locking ability, the inertia in the sliding process of the monorail trolley can be effectively reduced, the regulation is more accurate, the probability of derailment of the monorail trolley is reduced, and the safety is improved.

[0019] Preferably, a water baffle is rotationally connected to the inner wall of the door hole, a sliding groove for the multiple-hole door to slide is formed in the surface of the bridge body along the length direction, a linkage groove is formed in the inner wall of the sliding groove, a linkage assembly is arranged in the linkage groove, the linkage assembly is used to drive the water baffle to rotate towards the direction away from the anchoring step when the multiple-hole door slides, an elastic member is arranged at the rotation connection position of the water baffle and the frame, and the elastic member drives the water baffle to reset after rotation.

[0020] By adopting the technical scheme, the water baffle is arranged to shield the door hole when drainage is not needed, which can effectively prevent water flow from backfilling on one side of the multi-hole door and improve the problem of water flow seeping into the door hole through the gap between the step and the door belly to affect the water flow regulation effect; by arranging the linkage assembly, the water baffle can be driven to rotate when the driving assembly drives the multi-hole door to move, the rotation angle of the water baffle depends on the moving distance of the multi-hole door, and then the opening and closing angle of the water baffle can be flexibly adjusted according to the moving distance of the multi-hole door, so that the flow regulation is more controllable.

[0021] Preferably, the linkage assembly comprises a first rack, a first gear, a second gear, a driven plate, a second rack, a push rod, an arc-shaped guide column, a third rack, a third gear, a cam and a reset member, the first rack is connected to the side wall of the door belly facing the linkage groove, the first gear and the second gear are both rotationally connected to the inner wall of the linkage groove, the first gear is engaged with the first rack, the second gear is engaged with the side of the first gear away from the first rack, the driven plate is slidingly connected in the linkage groove, the second rack is connected to the side wall of the driven plate, the second rack is engaged with the second gear, the push rod is rotationally connected to the surface of the driven plate, one end of the arc-shaped guide column is connected to the push rod and the other end abuts against the water baffle, the third rack is connected to the inner wall of the linkage groove, the length direction of the third rack is consistent with the length direction of the linkage groove, the third gear is rotationally connected to the bottom wall of the driven plate, the third gear is engaged with the third rack, the cam is arranged on the surface of the driven plate, the cam is coaxially arranged with the third gear, the third gear drives the cam to rotate, the cam abuts against the side wall of the push rod, the cam drives the push rod to rotate after rotating, and the reset member is connected to the rotation connection position of the push rod and the driven plate and drives the push rod to reset after rotation.

[0022] By adopting the technical scheme, when the multi-hole door moves, the first rack will displace relative to the bridge body, and then the first gear is driven to rotate through the engagement of the first gear and the first rack, the first gear is engaged with the second gear, the second gear is engaged with the second rack, the second rack is driven to move in the same direction with the first rack through the transmission of the second rack, the second rack will drive the driven plate to move along the length direction of the linkage groove, at the same time, the third gear moves with the driven plate, the third gear is engaged with the third rack, the third gear drives the cam to rotate, the push rod is driven to rotate by the cam, the arc-shaped guide column can abut against the water baffle, and then the water baffle rotates, the rotation angle of the water baffle depends on the moving distance of the multi-hole door, so that the flow regulation is more accurate; and the linkage assembly of the present application does not need to arrange a prime mover, linkage is generated according to the movement of the multi-hole door, has high automation performance, low operation cost and high economic benefit.

[0023] Preferably, the water baffle side wall is provided with a rotating opening, the door abdomen side wall facing the rotating opening is provided with a waterproof plate, the waterproof plate extends into the rotating opening, and the water baffle is rotationally connected with the waterproof plate.

[0024] By adopting the above technical scheme, the water baffle can effectively improve the problem that water flows into the linkage groove when water is discharged, causing the structure in the linkage groove to rust and corrode, thereby prolonging the service life of the linkage assembly.

[0025] Preferably, the water baffle side wall is provided with a let-go arc surface.

[0026] By adopting the above technical scheme, the let-go arc surface can reduce the friction between the water baffle and the door abdomen when the water baffle rotates, thereby reducing wear and tear and improving the structural integrity of the water baffle. When the water baffle is not rotating, the let-go arc surface can fully abut against the door abdomen side wall to play a water blocking role.

[0027] In summary, the present application has at least one of the following beneficial technical effects:

[0028] 1. When the multi-hole door is not sliding, the water tank is opposite to the door abdomen, and the door hole is opposite to the abutment, so that the water flow in the river channel cannot pass through the abutment bridge, thereby playing a role in blocking the flood. The driving assembly is started, and the driving assembly drives the multi-hole door to slide along the length direction of the bridge body, thereby causing the water tank and the door abdomen, and the door hole and the abutment to be misaligned. A part of the water tank will overlap a part of the door hole, and then the water flow can pass through the water tank and the door hole to pass through the abutment bridge, realizing water discharge. By controlling the sliding distance of the multi-hole door, the overlapping range of the water tank and the door hole can be adjusted, thereby achieving the purpose of adjusting the water flow. The structure of the abutment bridge is applied to urban water conservancy engineering in the present application, improving the landscape effect of the city, playing the function of the abutment bridge, and realizing convenient flow regulation function. The structure is simple, easy to operate, and has high practicality.

[0029] 2. The water baffle can shield the door hole when there is no need to discharge water. On the one hand, it can effectively prevent the water flow on one side of the multi-hole door from backfilling, and on the other hand, it can improve the problem that the water flow seeps into the door hole through the gap between the abutment and the door abdomen, affecting the water flow regulation effect. By setting the linkage assembly, the water baffle can be driven to rotate when the driving assembly drives the multi-hole door to move. The rotation angle of the water baffle depends on the moving distance of the multi-hole door, thereby flexibly adjusting the opening angle of the water baffle according to the moving distance of the multi-hole door, so that the flow regulation is more controllable. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a structural schematic diagram of an adjustable flow abutment bridge according to Embodiment 1 of the present application.

[0031] Figure 2is a structural schematic diagram of a bridge body of Embodiment 1 of the present application.

[0032] Figure 3 is a structural schematic diagram of Embodiment 2 of the present application.

[0033] Figure 4 is a structural schematic diagram of an adjustable flow step bridge of Embodiment 3 of the present application.

[0034] Figure 5 is a structural schematic diagram of an adjustable flow step bridge of Embodiment 4 of the present application.

[0035] Figure 6 is an exploded structural schematic diagram of a frame and a water baffle of Embodiment 4 of the present application.

[0036] Figure 7 is a structural schematic diagram in a linkage groove of Embodiment 4 of the present application

[0037] Figure 8 is Figure 7 is a partial enlarged view at A in FIG. 4.

[0038] BRIEF DESCRIPTION OF REFERENCE NUMERALS: 1, bridge body; 11, step; 12, water groove; 13, sliding groove; 14, linkage groove; 2, multi-hole door; 21, frame; 22, door web; 221, water baffle; 23, door hole; 3, drive assembly; 31, structural support; 32, I-shaped single rail; 33, single rail trolley; 331, linkage rod; 34, power member; 341, hand-pulled chain; 342, drive motor; 343, drive gear; 344, connecting rod; 345, drive rack; 4, angle steel door; 5, water baffle; 51, elastic member; 52, rotating opening; 53, accommodation camber; 6, linkage assembly; 601, first rack; 602, first gear; 603, second gear; 604, driven plate; 605, second rack; 606, push rod; 607, arc-shaped guide column; 608, third rack; 609, third gear; 610, cam; 611, return member. DETAILED DESCRIPTION

[0039] The following will be described in detail in combination with the accompanying drawings. Figures 1-8 The present application will be further described in detail.

[0040] Embodiment 1:

[0041] Embodiment 1 of the present application discloses an adjustable flow step bridge. Referring to FIG. 1, the adjustable flow step bridge comprises a bridge body 1, a multi-hole door 2, a drive assembly 3, an angle steel door 4, a water baffle 5, and a linkage assembly 6. Figure 1, including the bridge body 1, the bridge body 1 is perpendicular to the water flow direction, the bridge body 1 is poured by reinforced concrete, and the downstream side of the bridge body 1 is poured to form a drainage slope; a plurality of steps 11 are arranged on the surface of the bridge body 1 in the length direction, the steps 11 are formed by pouring, the plurality of steps 11 are uniformly distributed along the length direction of the bridge body 1, and water channels 12 are formed between adjacent steps 11 to supply water flow. In the embodiment 1, the width of the step 11 is 60 cm, and the width of the water channel 12 is 40 cm.

[0042] With reference to Figure 1 , the bridge body 1 is provided with an angle steel door 4, the angle steel door 4 is connected with the bridge body 1 through the iron piece prefabricated on the surface of the bridge body 1, the angle steel door 4 is arranged along the length direction of the bridge body 1, and the angle steel door 4 is located on the side, away from the riverbed, of the step 11.

[0043] With reference to Figure 1 and Figure 2 , the angle steel door 4 and the step 11 are slidably connected with a perforated door 2, the perforated door 2 comprises a frame 21 and a plurality of door bodies 22 arranged in the frame 21; the door body 22 and the step 11 are one-to-one corresponding, adjacent door bodies 22 form door holes 23, the width of the door body 22 is slightly larger than the width of the water channel 12, the top wall elevation of the perforated door 2 is slightly lower than the top wall of the step 11, the bottom elevation of the perforated door 2 is slightly lower than the bottom of the water channel 12, when the perforated door 2 is not slid, the door body 22 fully shields the water channel 12, and the step 11 shields the door hole 23, so that the flood blocking effect is realized.

[0044] With reference to Figure 1 , the top wall of the step 11 is provided with a driving assembly 3 for driving the perforated door 2 to slide, the driving assembly 3 comprises a structural support 31, a plurality of I-shaped single rails 32, a plurality of single rail trolleys 33 and a power piece 34, the I-shaped single rail 32 and the single rail trolley 33 are one-to-one corresponding, and in the embodiment 1, two I-shaped single rails 32 and single rail trolleys 33 are taken as an example.

[0045] With reference to Figure 1, the structural support 31 is made of steel material, the structural support 31 is connected with the step 11 through the iron piece precast on the surface of the step 11, the structural support 31 is arranged along the length direction of the bridge body 1, the two I-shaped single tracks 32 are welded on the side walls of the structural support 31, the two I-shaped single tracks 32 are arranged along the length direction of the structural support 31, and the length direction of the I-shaped single track 32 is consistent with the length direction of the bridge body 1; the single track trolley 33 is slidably connected with the corresponding I-shaped single track 32, in the embodiment 1, the length of the I-shaped single track 32 is greater than the sum of the structural size of the single track trolley 33 and the width of the door hole 23, so that the full opening and full closing of the water tank 12 can be realized, the bottom wall of the single track trolley 33 is vertically provided with the connecting rod 331 through welding, and the other end of the connecting rod 344 is connected with the top wall of the frame 21 through welding, so that the single track trolley 33 can drive the multi-hole door 2 to move when sliding, and then the opening and closing of the water tank 12 are controlled, and the purpose of controlling the flow rate of water flow is realized.

[0046] With reference to Figure 1 , in the embodiment 1, the power member 34 is a hand-pulled chain 341, one end of the hand-pulled chain 341 is connected with the single track trolley 33 through welding, and the staff can realize the sliding of the single track trolley 33 by pulling the hand-pulled chain 341, and then the flow rate is controlled.

[0047] The implementation principle of the adjustable flow step bridge in the embodiment 1 is as follows: when the multi-hole door 2 is not adjusted, the door belly 22 shields the water tank 12, and the step 11 shields the door hole 23, so that the water flow can be prevented from passing through the step 11 bridge, and then the flood blocking effect is realized; when the flow rate needs to be adjusted, the hand-pulled chain 341 only needs to be pulled, so that the single track trolley 33 slides on the I-shaped single track 32, and then the multi-hole door 2 is driven to move, so that the door belly 22 is dislocated with the water tank 12 and the step 11 is dislocated with the door hole 23, the water tank 12 is communicated with the door hole 23, the water flow circulation is realized, and the size of the flow rate depends on the sliding distance of the multi-hole door 2. The adjustable flow step bridge has all the functions of the traditional step 11 bridge and the function of adjusting the flow rate, has the advantages of simple structure, convenient operation, low cost, good landscape effect and wide application prospect.

[0048] Embodiment 2

[0049] The difference between the embodiment 2 and the embodiment 1 of the application is that:

[0050] With reference to Figure 3 , the side wall of the step 11 facing the door belly 22 is provided with a cavity, a side roller is arranged in the cavity, the side roller abuts against the door belly 22, a waterproof gasket is arranged in the cavity, and the side roller is covered by the waterproof gasket to achieve the water stopping effect.

[0051] Embodiment 3

[0052] The difference between the embodiment 2 and the embodiment 1 of the application is that:

[0053] Reference Figure 4 The power component 34 includes a drive motor 342, a drive gear 343, two connecting rods 344, and two drive racks 345. The connecting rods 344, drive racks 345, and monorail trolley 33 are arranged in a one-to-one correspondence. The stator of the drive motor 342 is bolted to the side wall of the structural support 31. The drive motor 342 is located between the I-beam monorails 32 on both sides. The drive gear 343 is keyed and sleeved on the peripheral wall of the output shaft of the drive motor 342, so that the drive motor 342 can drive the drive gear 343 to rotate.

[0054] Reference Figure 4 One end of the connecting rod 344 is welded to the side wall of the monorail trolley 33, and the other end is welded to the drive rack 345. The length direction of the drive rack 345 is consistent with the length direction of the bridge bed. The drive rack 345 meshes with the drive gear 343. When the drive gear 343 rotates, the drive rack 345 can slide, thereby driving the monorail trolley 33 to slide, and thus causing the multi-hole door 2 to move.

[0055] The implementation principle of an adjustable flow stepping bridge in Embodiment 3 of this application is as follows: Starting the drive motor 342 causes the drive gear 343 to rotate. Through the meshing relationship between the drive gear 343 and the drive rack 345, the drive rack 345 moves the monorail trolley 33, thereby controlling the movement of the multi-hole gate 2. Compared to the power component 34 in Embodiment 1, the power in Embodiment 2 is provided by the drive motor 342. On the one hand, the high automation performance of the drive motor 342 allows for precise adjustment of the distance the multi-hole gate 2 needs to move, thus improving the accuracy of water flow regulation. On the other hand, the interlocking of the drive gear 343 and the drive rack 345 provides a certain degree of self-locking performance, effectively mitigating the inertia of the monorail trolley 33, reducing the probability of derailment, and thus improving safety.

[0056] Example 4:

[0057] The difference between Embodiment 4 and Embodiment 3 of this application is as follows:

[0058] Reference Figure 5 and Figure 6The surface of the bridge body 1 is provided with a sliding groove 13 for sliding of the multi-hole door 2, the sliding groove 13 is provided along the length direction of the bridge body 1, the inner wall of each door hole 23 is rotationally connected with a water baffle 5, one side of the water baffle 5 facing the other door web 22 is provided with a yielding arc surface 53, thereby reducing the abrasion between the water baffle 5 and the door web 22 when the water baffle 5 rotates, so that the door hole 23 can be kept closed when the water flow is not needed to be adjusted, so as to improve the flood control effect; the rotation connection position of the water baffle 5 and the frame 21 is provided with an elastic member 51, in the embodiment, the elastic member 51 is a torsion spring, one end of the elastic member 51 is connected with the frame 21 through gluing, the other end is connected with the water baffle 5 through gluing, under the action of the elastic member 51, the water baffle 5 always keeps the trend of rotating towards the mooring step 11.

[0059] With reference to Figure 5 and Figure 7 , the inner wall of the sliding groove 13 is provided with a plurality of linkage grooves 14, the plurality of linkage grooves 14 are uniformly distributed along the length direction of the bridge body 1, the length direction of the inner wall of each linkage groove 14 is consistent with the length direction of the bridge body 1, and the linkage groove 14 and the water baffle 5 are one-to-one corresponding. Each linkage groove 14 is provided with a linkage assembly 6 for driving the water baffle 5 to rotate in the direction away from the mooring step 11 when the multi-hole door 2 slides, thereby controlling the opening size of the water baffle 5 according to the moving distance of the multi-hole door 2, and adjusting the water flow.

[0060] With reference to Figure 7 and Figure 8 , the linkage assembly 6 comprises a first rack 601, a first gear 602, a second gear 603, a driven plate 604, a second rack 605, a push rod 606, an arc-shaped guide column 607, a third rack 608, a third gear 609, a cam 610 and a reset member 611; the first rack 601 is connected to the side wall of the door web 22 facing the linkage groove 14 through welding, the length direction of the first rack 601 is consistent with the sliding direction of the multi-hole door 2, the first gear 602 and the second gear 603 are rotationally connected to the inner wall of the linkage groove 14, the second gear 603 is located on the side of the first gear 602 away from the first rack 601, and the first gear 602 is engaged with the first rack 601 and the second gear 603 at the same time.

[0061] With reference to Figure 7 and Figure 8The driven plate 604 is slidingly connected in the linkage groove 14, the inner wall of the linkage groove 14 is provided with a collar, the side wall of the driven plate 604 facing the collar is integrally formed with a limiting rod, the limiting rod penetrates through the collar, thereby limiting the driven plate 604 to slide along the length direction of the inner wall of the linkage groove 14 only, the second rack 605 is connected to the side wall of the driven plate 604 by welding, the second rack 605 is engaged with the second gear 603, when the multi-hole door 2 moves, the first rack 601 will be moved, thereby driving the driven plate 604 to move in the same direction with the multi-hole door 2 through the transmission of the first rack 601, the first gear 602, the second gear 603 and the second rack 605.

[0062] With reference to Figure 7 and Figure 8 , the push rod 606 is rotationally connected to the surface of the driven plate 604, the length direction of the push rod 606 is perpendicular to the movement direction of the driven plate 604, one end of the push rod 606 close to the water baffle 5 is rotationally connected to the driven plate 604, the reset member 611 is arranged at the joint of the push rod 606 and the water baffle 5, in the embodiment, the reset member 611 is a torsion spring, one end of the force arm of the reset member 611 is connected to the push rod 606 by gluing, the other end of the force arm is connected to the driven plate 604 by gluing, under the action of the reset member 611, the push rod 606 will reset after rotating.

[0063] With reference to Figure 7 and Figure 8 , the arc-shaped guide column 607 is a 1 / 4 circular ring, one end of the arc-shaped guide column 607 is connected to the side wall of the push rod 606 by welding, the other end abuts against the side wall of the water baffle 5, when the push rod 606 rotates, the arc-shaped guide column 607 will push the water baffle 5 to rotate by the same angle; the third rack 608 is connected to the inner wall of the linkage groove 14 by welding, the length direction of the third rack 608 is consistent with the length direction of the linkage groove 14, the third gear 609 is rotationally connected to the bottom wall of the driven plate 604 and engaged with the third rack 608, in the process of sliding of the driven plate 604, the third gear 609 will rotate, the cam 610 is arranged on the surface of the driven plate 604, the cam 610 is coaxially arranged with the third gear 609, both share a rotation shaft, the cam 610 abuts against the side wall of the push rod 606, when the third gear 609 rotates, the cam 610 will push the push rod 606 to rotate, thereby rotating the water baffle 5, when the third gear 609 reverses, the water baffle 5 and the push rod 606 will reset under the action of the respective elastic member 51 and the reset member 611, thereby adjusting the water quantity.

[0064] With reference to Figure 7 and Figure 8The rotating port 52 is formed in the side wall of the water baffle 5, the waterproof plate 221 is integrally formed on the side wall of the door web 22 facing the rotating port 52, the waterproof plate 221 extends into the rotating port 52, the rotating shaft of the water baffle 5 penetrates through the waterproof plate 221 and is rotationally connected with the waterproof plate 221, and the waterproof plate 221 will continuously shield the linkage groove 14 in the process of rotation of the water baffle 5, so as to reduce the penetration of water flow, to keep the safety of the structure in the linkage groove 14, and to prolong the service life.

[0065] The implementation principle of the adjustable flow stop bridge in the embodiment 4 is as follows: when the porous door 2 moves, the first rack 601 will move along with the porous door 2, and then drive the first gear 602 to rotate, under the transmission of the first gear 602, the second gear 603 and the second rack 605, drive the driven plate 604 to move, in the process of movement of the driven plate 604, the third gear 609 rotates the cam 610 through the relative movement of the third rack 608, drives the arc-shaped guide column 607 to rotate, and makes the water baffle 5 rotate to realize water release, the rotating angle of the water baffle 5 depends on the moving distance of the porous door 2, without setting a power element, the synchronous rotation of the water baffle 5 can be realized, and the automatic performance is high.

[0066] The above are the preferred embodiments of the application, and do not limit the protection scope of the application, so: all equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. An adjustable flow step bridge, characterized by: The utility model relates to a bridge body (1) is provided with a plurality of steps (11) along the length direction on the surface, and the water tank (12) is formed between the adjacent steps (11), and the porous door (2) is slidably connected on the surface of the bridge body (1), and the porous door (2) is located on the side of the step (11) away from the riverbed, and the porous door (2) includes a frame (21) and a plurality of door abdomen (22) arranged in the frame (21), and the door abdomen (22) corresponds to the step (11) one by one, and the door hole (23) is formed between the adjacent door abdomen (22), and the driving assembly (3) is arranged on the top wall of the step (11), and the driving assembly (3) is used to drive the porous door (2) to slide to adjust the flow of water flow; The driving assembly (3) includes a structure support (31), an I-shaped single track (32), a single track trolley (33) and a power part (34), the structure support (31) is connected to the top wall of the step (11), the I-shaped single track (32) is connected to the side wall of the structure support (31), the length direction of the I-shaped single track (32) is consistent with the length direction of the bridge body (1), the single track trolley (33) is slidably connected to the I-shaped single track (32), the length of the I-shaped single track (32) is greater than the sum of the structural size of the single track trolley (33) and the width of the door hole (23), the bottom wall of the single track trolley (33) is provided with a linkage rod (331), one end of the linkage rod (331) is connected with the frame (21), the power part (34) is connected with the single track trolley (33), and the power part (34) drives the single track trolley (33) to slide along the length direction of the I-shaped single track (32); The door hole (23) is rotatably connected with the water baffle (5), the sliding groove (13) for the sliding of the porous door (2) is formed on the surface of the bridge body (1) along the length direction, the linkage groove (14) is formed in the inner wall of the sliding groove (13), the linkage assembly (6) is arranged in the linkage groove (14), the linkage assembly (6) is used to drive the water baffle (5) to rotate in the direction away from the step (11) when the porous door (2) slides, and the elastic element (51) is arranged at the rotatable connection between the water baffle (5) and the frame (21), so that the water baffle (5) is reset after rotating; The linkage assembly (6) comprises a first rack (601), a first gear (602), a second gear (603), a driven plate (604), a second rack (605), a push rod (606), an arc-shaped guide column (607), a third rack (608), a third gear (609), a cam (610) and a reset member (611), the first rack (601) is connected to the side wall of the door web (22) facing the linkage groove (14), the first gear (602) and the second gear (603) are both rotationally connected to the inner wall of the linkage groove (14), the first gear (602) is engaged with the first rack (601), the second gear (603) is engaged with the side of the first gear (602) away from the first rack (601), the driven plate (604) is slidingly connected to the linkage groove (14), the second rack (605) is connected to the side wall of the driven plate (604), the second rack (605) is engaged with the second gear (603), the push rod (606) is rotationally connected to the surface of the driven plate (604), one end of the arc-shaped guide column (607) is connected with the push rod (606), and the other end is abutted with the water baffle (5), the third rack (608) is connected to the inner wall of the linkage groove (14), the length direction of the third rack (608) is consistent with the length direction of the linkage groove (14), the third gear (609) is rotationally connected to the bottom wall of the driven plate (604), the third gear (609) is engaged with the third rack (608), the cam (610) is arranged on the surface of the driven plate (604), the cam (610) is coaxially arranged with the third gear (609), the third gear (609) drives the cam (610) to rotate, the cam (610) is abutted with the side wall of the push rod (606), the cam (610) drives the push rod (606) to rotate after rotating, and the reset member (611) is connected to the rotationally connected position of the push rod (606) and the driven plate (604), and the reset member (611) resets the push rod (606) after driving the push rod (606) to rotate.

2. The adjustable flow footbridge of claim 1, wherein: The surface of the bridge body (1) is provided with an angle steel door (4), the angle steel door (4) is arranged along the length direction of the bridge body (1), and the angle steel door (4) is located on the side, away from the abutment (11), of the multi-hole door (2).

3. The adjustable flow step bridge of claim 1, wherein: The door web (22) is wider than the water tank (12), the top wall of the multi-hole door (2) is lower than the top wall of the abutment (11), and the bottom of the multi-hole door (2) is lower than the bottom of the water tank (12).

4. The adjustable flow step bridge of claim 1, wherein: The power member (34) comprises a hand-pulled chain (341), one end of the hand-pulled chain (341) is connected with the side wall of the monorail trolley (33).

5. The adjustable flow step bridge of claim 1, wherein: The power member (34) comprises a driving motor (342), a driving gear (343), a connecting rod (344) and a driving rack (345), the driving motor (342) is connected to the side wall of the structural support (31), the driving gear (343) is sleeved on the output shaft wall of the driving motor (342), the connecting rod (344) is connected to the side wall of the monorail trolley (33), the driving rack (345) is connected to one end of the connecting rod (344) away from the monorail trolley (33), the length direction of the driving rack (345) is consistent with the length direction of the bridge body (1), and the driving rack (345) is engaged with the driving gear (343).

6. The adjustable flow step bridge of claim 1, wherein: The side wall of the water baffle (5) is provided with a rotating opening (52), the side wall of the door web (22) facing the rotating opening (52) is provided with a waterproof plate (221), the waterproof plate (221) extends into the rotating opening (52), and the water baffle (5) is rotationally connected with the waterproof plate (221).

7. The adjustable flow step bridge of claim 1, wherein: The side wall of the water baffle (5) is provided with a yielding camber (53).

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