CN207646696U - A kind of pressure dam rotary gate - Google Patents

Abstract

The utility model discloses a kind of pressure dam rotary gates, including lock gate leaf, the lock gate leaf upper and lower ends are both provided with spill sliding slot, the lock gate leaf is provided with several groups apopore, the lock gate leaf front end is provided with baffle, the baffle is equipped with rectangular aperture, the baffle upper and lower ends are both provided with and the matched convex block of spill sliding slot, the switching device of baffle is provided on the left of the lock gate leaf upper end, the switching device includes turntable, shaft, rack, gear and bearing, the turntable is fixedly connected with shaft one end, gear is installed in the shaft, the shaft other end is fixedly connected with bearing, the rack is fixedly connected on baffle, the lock gate leaf bottom rigid connects bottom shaft, bottom shaft both ends are fixedly connected with connecting rod, the connecting rod connects hydraulic headstock gear.The utility model is simple in structure, opens up apopore and reduces lock gate leaf weight, while reducing river water resistance, reduces required driving force, reduce abrasion.

Description

A kind of pressure dam rotary gate

Technical field

The utility model is related to dam sluice gate technical field, specially a kind of pressure dam rotary gate.

Background technology

On water resources and hydropower construction, with the need of China's urban water, landscape construction and environmental renovation and irrigation, power generation It wants, sluice and rubber dam are widely used.The effect of dam sluice gate is particularly important, and bottom horizontal axis rotary gate is also known as steel dam Gate, controllable overfall dam, it is made of civil engineering structure, the rigidity dam body with fixing axle, driving device equipment etc., not only structure Simply, many construction investments can be saved, and dam water storage can be stood, dam flood passage water drainage of crouching can also cross water, shape using dam crest At the landscape effect of artificial waterfall.

But existing rotary gate is when being turned on or off simultaneously, since gate weight itself is larger, in addition river water hinders Power so that gate needs larger driving force when rotating, and the connecting rod for be easy to causeing connection shaft is easy to wear.

Utility model content

The technical issues of the utility model solves is that the Rotary grate of the prior art is overcome to need larger driving force, connects Switch through the connecting rod of axis defect easy to wear, a kind of pressure dam rotary gate is provided.The pressure dam has with rotary gate Smaller driving force can be driven gate rotation, the features such as reducing the abrasion between shaft and connecting rod.

To achieve the above object, the utility model provides the following technical solutions：A kind of pressure dam rotary gate, including lock Door gate flap, the lock gate leaf are rectangular steel plates, and the lock gate leaf upper and lower ends are both provided with spill sliding slot, the gate door Leaf is provided with several groups apopore, and the lock gate leaf front end is provided with baffle, and the baffle is equipped with rectangular aperture, the baffle Upper and lower ends are both provided with is provided with the switch dress of baffle with the matched convex block of spill sliding slot, the lock gate leaf upper end left side It sets, the switching device includes turntable, shaft, rack, gear and bearing, and the turntable is fixedly connected with shaft one end, described turn Gear is installed, the shaft other end is fixedly connected with bearing, and bearing is fixedly mounted at the top of lock gate leaf, the tooth on axis Item is fixedly connected on baffle, and is engaged with gear, and the lock gate leaf bottom rigid connects bottom shaft, bottom shaft both ends It is fixedly connected with connecting rod, the connecting rod connects hydraulic headstock gear.

Preferably, the baffle is provided with one layer of PTFE seal item with lock gate leaf contact surface.

Preferably, the equal Cheng Shulie arrangements of every group of the apopore, and at least six row.

Preferably, the opening width is more than water outlet bore dia, and adjacent apertures distance be equal to two groups of adjacent apopores away from From.

Preferably, the baffle length is less than lock gate leaf length, and the width being open to when young one.

Compared with prior art, the utility model has the beneficial effects that：Apopore and baffle are set on lock gate leaf, subtracted The small weight of gate, flag gate front opening baffle reduce resistance of the river water to gate so that smaller driving force Gate rotation is driven, while the abrasion of the connecting rod of connection shaft can be reduced.

Description of the drawings

Fig. 1 is utility model diagram；

Fig. 2 is that the utility model lock gate leaf connect left view with baffle；

Fig. 3 is that the utility model lock gate leaf connect vertical view with baffle；

Fig. 4 is the utility model baffle schematic diagram；

Fig. 5 is the utility model headstock gear and connecting rod connection diagram.

Figure label：1 hydraulic headstock gear, 2 connecting rods, 3 switching devices, 31 turntables, 32 shafts, 33 racks, 34 gears, 35 axis Hold, 4 baffles, 41 openings, 42 convex blocks, 5 lock gate leafs, 51 apopores, 52 spill sliding slots, 6 bottom shafts.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of pressure dam rotary gate, including gate Gate flap 5, the lock gate leaf 5 are rectangular steel plates, and 5 upper and lower ends of the lock gate leaf are both provided with spill sliding slot 52, the lock Door gate flap 5 is provided with several groups apopore 51, the equal Cheng Shulie arrangements of 51 every groups of the apopore, and at least six row, apopore 51 setting can mitigate the weight of lock gate leaf 5, while reduce resistance of the river water to lock gate leaf 5, to reduce driving force Size, reduce abrasion, 5 front end of the lock gate leaf is provided with baffle 4, and the baffle 4 is equipped with rectangular aperture 41, the opening 41 width are more than 51 diameter of apopore, and adjacent apertures 41 are apart from equal to two groups 51 distances of adjacent apopore, 4 length of the baffle Less than 5 length of lock gate leaf, and to the width of when young one opening 41, the baffle 4 is provided with one with 5 contact surface of lock gate leaf Layer PTFE seal item, 4 upper and lower side of the baffle are provided with and 52 matched convex block 42 of spill sliding slot, 5 upper end of the lock gate leaf Left side is provided with the switching device 3 of baffle 4, and the switching device 3 includes turntable 31, shaft 32, rack 33, gear 34 and bearing 35, the turntable 31 is fixedly connected with 32 one end of shaft, and gear 34 is equipped in the shaft 32, and 32 other end of the shaft is fixed Bearing 35 being connected, and bearing 35 is fixedly mounted on 5 top of lock gate leaf, the rack 33 is fixedly connected on baffle 4, and with Gear 34 engages, this setting can be such that baffle 4 moves horizontally by rotating turntable 31, to open and close apopore 51, institute 5 bottom rigid of lock gate leaf connection bottom shaft 6 is stated, 6 both ends of bottom shaft are fixedly connected with connecting rod 2, and the connecting rod 2 connects hydraulic pressure Headstock gear 1, this setting can be with the open and close status of regulating gate gate flap 5.

Operation principle：When needing to open a sluice gate and draw out some water, by rotation turntable 31 come moving stop 4, to open apopore 51, Then hydraulic headstock gear 1 drives the rotation of bottom shaft, flag gate gate flap 5 by connecting rod 2, thus realize purpose of opening a sluice gate and drawing out some water, when After discharging water, it is again started up hydraulic headstock gear 1, drives bottom shaft 6 to rotate by connecting rod 2, flag gate gate flap 5 closes lock Door finally rotates turntable 31, so that the movement of baffle 4 is closed apopore 51, to realize barrier gate water storage purpose, the setting of apopore 51 The weight of lock gate leaf 5 is not only alleviated, while reducing resistance of the river water to lock gate leaf 5, is reduced when opening a sluice gate with barrier gate Required driving force reduces abrasion.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of pressure dam rotary gate, including lock gate leaf (5), it is characterised in that：The lock gate leaf (5) is rectangle steel Plate, lock gate leaf (5) upper and lower ends are both provided with spill sliding slot (52), and the lock gate leaf (5) is provided with several groups and goes out Water hole (51), lock gate leaf (5) front end are provided with baffle (4), and the baffle (4) is equipped with rectangular aperture (41), the gear Plate (4) upper and lower ends are both provided with and spill sliding slot (52) matched convex block (42), lock gate leaf (5) upper end left side setting It includes turntable (31), shaft (32), rack (33), gear (34) to have the switching device (3) of baffle (4), the switching device (3) With bearing (35), the turntable (31) is fixedly connected with shaft (32) one end, and gear (34) is equipped on the shaft (32), described Shaft (32) other end is fixedly connected with bearing (35), and bearing (35) is fixedly mounted at the top of lock gate leaf (5), the rack (33) it is fixedly connected on baffle (4), and is engaged with gear (34), lock gate leaf (5) bottom rigid connects bottom shaft (6), bottom shaft (6) both ends are fixedly connected with connecting rod (2), connecting rod (2) the connection hydraulic headstock gear (1).

2. a kind of pressure dam rotary gate according to claim 1, it is characterised in that：The baffle (4) and gate door Leaf (5) contact surface is provided with one layer of PTFE seal item.

3. a kind of pressure dam rotary gate according to claim 1, it is characterised in that：Every group of the apopore (51) is equal Cheng Shulie arranges, and at least six row.

4. a kind of pressure dam rotary gate according to claim 1, it is characterised in that：Described opening (41) width is more than Apopore (51) diameter, and adjacent apertures (41) distance is equal to two groups of adjacent apopore (51) distances.

5. a kind of pressure dam rotary gate according to claim 1, it is characterised in that：Baffle (4) length is less than Lock gate leaf (5) length, and to when young one opening (41) width.