CN208965517U - A kind of gates of segmental shape screw headstock gear - Google Patents
A kind of gates of segmental shape screw headstock gear Download PDFInfo
- Publication number
- CN208965517U CN208965517U CN201821681500.6U CN201821681500U CN208965517U CN 208965517 U CN208965517 U CN 208965517U CN 201821681500 U CN201821681500 U CN 201821681500U CN 208965517 U CN208965517 U CN 208965517U
- Authority
- CN
- China
- Prior art keywords
- gate
- screw rod
- gates
- driving mechanism
- open
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 230000035882 stress Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000003068 static effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Barrages (AREA)
Abstract
The utility model relates to dam gates of segmental shape screw headstock gears, it include the guide rail group being arranged on dam body and be arranged in track groups be used for lifting gate screw rod open-close driving mechanism, the gate screw rod and open-close driving mechanism correspond, and the guide rail group and open-close driving mechanism correspond；The guide rail group is two parallel sliding rails being arranged on dam body, the top of gate sheet is arranged in the gate screw rod of lift gate plate, hoisting mechanism setting is in orbit, in this way in lift gate, the position of gate sheet is during continually changing, the gate screw rod of lift gate plate may be at state straight up to the pulling force of gate always, maximum efficiency is drawn high with opposite always play of the gravity direction of gate, open-close driving mechanism adapts to the displacement of gate on the slide rail, move entire open-close driving mechanism can along track and keeps this state.
Description
Technical field
The utility model relates to dam gates of segmental shape technical field, a kind of gates of segmental shape screw headstock gear.
Background technique
Gates of segmental shape in dam using very extensive, gates of segmental shape is the part arcwall face that obstructing surface is cylindrical body
Gate.The bearing hinge of its support arm is located at the center of circle, and gate is around bearing hinge rotation when opening and closing.Gates of segmental shape is by rotation door body, embedded structure
Part and opening and closing device three parts composition.Gates of segmental shape not gating slot, hoisting capacity is smaller, and HYDRODYNAMIC CONDITION RELATING TO is good, is widely used in various
It is run on the water channel of type as main gate.Gates of segmental shape has opening and closing laborsaving, and operating is reliable, and the thickness of gate pier is smaller, does not have
The advantages of have an impact the gate slot of flow-shape, and working condition is good when silt is more, hoisting capacity is smaller, aerial drainage condition is good etc..
The mechanism for opening/closing of most of gates of segmental shape is hydraulic mechanism (as shown in Figure 1) now, passes through the flexible of hydraulic cylinder
Complete the opening and closing of gate, it is therefore necessary to have fluid pressure line, hydraulic station and plate valve to complete work, construction cost entire in this way and
The maintenance cost in later period can be relatively high, and it is very limited that gate opens and closes number in 1 year operational process, and in open field,
Hydraulic station, the ageing resistance of fluid pressure line are poor, and the driving of hydraulic station needs electric power, and in the wilderness field pole on library dam
It is very big that possibility is powered off under end ring border, increases the risk that generator is unable to normal power generation again by self-generating system.Hydraulic cylinder
Setting angle and gate rotating arm angle be variation a process, therefore the pulling force of extreme position hydraulic cylinder can be very big,
Decomposing gate sheet needs the power of power thrusts that can become smaller, and the stress between such hydraulic cylinder and gate can be very big, then with hydraulic pressure
Power superposition can cause bigger power to gate shaft, can virtually propose more require to the fixed mechanism of gate in this way.
Not only in hydraulic switch system, there are stress problems, and other gate opening/closing systems are also generally existing to need power thrusts
Component it is insufficient, especially as the big situation phenomenon of gates of segmental shape opening-closing process trail change is more serious.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of gates of segmental shape screw headstock gears.
To solve the above problems, technical solution adopted in the utility model is:
A kind of gates of segmental shape screw headstock gear comprising the guide rail group on dam body is set and is arranged in track groups
The upper open-close driving mechanism for lifting gate screw rod, the gate screw rod and open-close driving mechanism correspond, the guide rail
Group is corresponded with open-close driving mechanism；The guide rail group is two parallel sliding rails being arranged on dam body, the gate spiral shell
Bar is vertically arranged and bottom end and gate sheet top links, and the sliding rail and the horizontal trajectory on gate sheet top are arranged in parallel；
The open-close driving mechanism include the shell in outside, be arranged in the intracorporal large bevel gear for open-close sluice gate screw rod of shell and with
The cone pinion of large bevel gear engagement, the gate screw rod pass through large bevel gear center and link with large bevel gear screw thread；It is described
The housing bottom of open-close driving mechanism is fixedly installed co-axial rollers, and the co-axial rollers setting is on the slide rail；The small bevel gear
Wheel is linked by speed reducer with motor.
Further, the gate sheet top center is provided with a gate screw rod.
Further, both ends are respectively arranged with a gate screw rod at the top of the gate sheet.
Further, relief hole is provided at the top of the gate sheet, the relief hole is located at two parallel sliding rails
It is intermediate.
Further, the power output end that two gate screw rods pass through cone pinion and the same speed reducer respectively is nibbled
It closes.
Further, lower thrust-bearing is provided between inner walls on the downside of the large bevel gear.
Further, up-thrust bearing is provided between inner walls on the upside of the large bevel gear.
Further, the pressure rail for limiting co-axial rollers is provided with above the sliding rail, the co-axial rollers are located at
It presses between rail and sliding rail, the pressure rail is arranged in parallel with sliding rail, and the outside of the pressure rail and dam body are fixedly installed.
Further, gate screw rod bottom end is fixedly installed static torsion sensor.
Further, the speed reducer is provided with manual rocking handle socket.
The beneficial effects of adopting the technical scheme are that
The top of gate sheet is arranged in the gate screw rod of lift gate plate by the utility model, and hoisting mechanism is arranged in track
On, in this way in lift gate, during continually changing, the gate screw rod of lift gate plate is to gate for the position of gate sheet
Pulling force may be at state straight up always, with the gravity direction of gate it is opposite always play it is maximum draw high efficiency, open
The displacement that driving mechanism adapts to gate on the slide rail is closed, entire open-close driving mechanism is moved can along track and keeps this shape
State.
Deficiency of one gate screw rod in terms of balance, internal stress is set when the gate sheet of gate is excessively roomy, in lock
Two gate screw rods are set on door-plate, latter two right cone pinion is all connect with the same speed reducer, guarantees two gates in this way
The synchronism of screw rod keeps gate operation more smooth.
Large bevel gear is generating the promotion for being promoted or being declined to gate screw rod when being driven, and can thus generate to shell
Friction, it is radial to generate resistance, therefore upper and lower thrust bearing is set to solve, such Radial resistant force can very little.
For gate sheet when being opened and closed by driving, majority of case hoisting mechanism is by the gravity of gate, therefore co-axial rollers can press
On the slide rail, it but when gate falls, if the excessive gate of water flow has upward power, therefore can be constrained after pressure rail is set
Driving mechanism avoids driving mechanism from being jacked up, and is subdued gate sheet using the pressure of pressure rail.
The stress that static torsion sensor can incude the inside of gate sheet is arranged in gate screw rod, when gate sheet on earth or arrives
The internal stress of top late gate screw rod can change, and signal can be reached motor controller by static torsion sensor, in next step
It carries out operation and data foundation is provided.
Manual rocking handle socket is arranged in speed reducer, can in emergency circumstances manually boot gate in power-off, avoid single
The drawbacks of electronic starting.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the course of work schematic diagram of hydraulic system；
Fig. 2 is the opening and closing work structure diagram of the utility model；
Fig. 3 is the utility model open-close driving mechanism schematic diagram of internal structure；
Fig. 4 is the utility model track and co-axial rollers positional structure schematic diagram；
Fig. 5 is two gate screw rod biasing open-close driving mechanism structural schematic diagrams of the utility model；
Fig. 6 is to set open-close driving mechanism structural schematic diagram in two gate screw rods of the utility model；
Fig. 7 is one gate screw rod open-close driving mechanism structural schematic diagram of the utility model；
Wherein: 1 dam body, 2 guide rail groups, 21 sliding rails, 22 pressure rails, 3 open-close driving mechanisms, 31 co-axial rollers, 32 shells, 33 are greatly
Bevel gear, 34 cone pinions, 35 lower thrust-bearings, 36 up-thrust bearings, 4 gate screw rods, 41 relief holes, 42 torsion sensors, 5
Gate sheet, 51 gate shafts, 6 speed reducers, 7 motors.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, in the following with reference to the drawings and specific embodiments
Clear, complete description is carried out to utility model.
Embodiment one
Picture 1-4, a kind of gates of segmental shape screw headstock gear shown in 7 comprising the guide rail group on dam body 1 is set
2 and the open-close driving mechanism 3 that lifting gate screw rod 4 is used in track groups is set, the gate screw rod 4 and opening and closing driving machine
Structure 3 corresponds, and the guide rail group 2 is corresponded with open-close driving mechanism 3；The guide rail group 2 is two be arranged on dam body 1
The parallel sliding rail 21 of root, the gate screw rod 4 is vertically arranged and bottom end and 5 top links of gate sheet, the sliding rail 21 and gate
The horizontal trajectory on 5 top of plate is arranged in parallel；The open-close driving mechanism 3 includes the shell 32 in outside, is arranged in shell 32
Interior large bevel gear 33 for open-close sluice gate screw rod 4 and the cone pinion 34 engaged with large bevel gear 33, the gate spiral shell
Bar 4 passes through 33 center of large bevel gear and links with 33 screw thread of large bevel gear；32 bottom of shell of the open-close driving mechanism 3 is fixed
Co-axial rollers 31 are provided with, the co-axial rollers 31 are arranged on sliding rail 21；The cone pinion 34 passes through speed reducer 6 and motor
7 links.5 top center of gate sheet is provided with a gate screw rod 4.Relief hole 41, institute are provided at the top of the gate sheet 5
State the centre that relief hole 41 is located at two parallel sliding rails 21.It is provided between 33 downside of large bevel gear and 32 inner wall of shell
Lower thrust-bearing 35.Up-thrust bearing 36 is provided between 33 upside of large bevel gear and 32 inner wall of shell.The sliding rail 21
Top is provided with the pressure rail 22 for limiting co-axial rollers 31, and the co-axial rollers 31 are located between pressure rail 22 and sliding rail 21, institute
It states pressure rail 22 to be arranged in parallel with sliding rail 21, the outside of the pressure rail 22 and dam body 1 are fixedly installed.4 bottom end of gate screw rod is solid
Surely it is provided with torsion sensor 42.The speed reducer 6 is provided with manual rocking handle socket.
The course of work:
Illustrate that the course of work, structure as shown in Figure 2 change to dotted portion by solid line by taking gate opening process as an example, when need
When rising gate sheet 5, start motor 7, speed reducer 6 is driven revolving speed torque is changed after be output to cone pinion 34,
The large bevel gear 33 being engaged with is driven therewith, as shown in figure 3, the rotation of large bevel gear 33 can pass through the spiral shell of gate screw rod 4
Line lifts gate screw rod 4, so that gate sheet 5 be driven to move up, due to the effect of gate shaft 51, gate sheet 5 is with gate
It is rotated centered on shaft 51, in this case as the rotation height of gate sheet 5 can also rise, such words gate screw rod 4 and lock
The running track of the binding site of door-plate 5 is exactly one arc-shaped, is vertically and horizontally there is componental movement, vertical direction
With the rise of gate screw rod 4, as shown in figure 4, mobile progress of the horizontal direction by open-close driving mechanism 3 in guide rail group 2
Cooperation；Gate screw rod 4 is gradually lifted, and gate sheet 5 rises gate and gradually opens, and is answered when rising in limit gate screw rod 4
Power can be exceedingly fast variation, and the variation of internal stress can be flutterred by static torsion sensor 42 catches, and signal is then carried out feedback, motor 7 stops
Only, gate screw rod 4 and large bevel gear 33 will form self-locking at this time, and gate opening finishes.
It should be noted that when gate is transferred and closed, if the higher tasselled of water level are excessive, the bottom end of arc gate door-plate 5
It is contacted with water flow and will form upward active force, when upward active force is greater than the gravity of gate sheet 5, gate sheet 5 is had upwards
Power open-close driving mechanism 3 is transferred to by gate screw rod 4, co-axial rollers 31 are jacked up, to avoid such situation, such as Fig. 4 institute
Show, setting pressure rail 22, can be by gate by pressure 22 open-close driving mechanism 3 of rail for constraining co-axial rollers 31 above sliding rail 21
Plate 5 subdues to form the closed shutter that strength pushes.
Working principle:
The point that 5 top of gate sheet is connect with gate screw rod 4 is the motion profile of arc, and vertical gate screw rod 4 mentions upwards
Bottom end can be servo-actuated at the top of gate sheet 5 when rising, but since gun iron link can generate horizontal direction stress, water in connection system
Square to component can be increasing, when greatly to when being greater than resistance of the co-axial rollers 31 on sliding rail 21,3 meeting of open-close driving mechanism
Mobile to stress direction, the gravity angle of such gate screw rod 4 and gate sheet 5 reaches unanimity again, and gate screw rod 4 continues movement again
Horizontal component can be returned to continue to increase, to form circulation.
Resistance very little of the co-axial rollers 31 on sliding rail 21, such whole process do not have pause and transition in rhythm or melody sense, gate screw rod 4 and lock
In the stress system of door-plate 5, it is slightly larger than resistance always to the component of horizontal direction, ultimately forms a stable operation relationship.
Embodiment two
As shown in Fig. 5, two gate screw rods 4 can also be set on gate sheet 5, distinguished at 5 top both ends of gate sheet
It is provided with a gate screw rod 4；The setting of motor 7 and speed reducer 6 can be centrally located, and two gate screw rods 4 are respectively by small
Bevel gear 34 is engaged with the power output end of the same speed reducer 6.Such as attached drawing 6.
Embodiment three
When two 4 spans of gate screw rod are excessive, the weight of motor 7 and speed reducer 6 is not relied on, and is needed at this time by motor 7
It is arranged on the open-close driving mechanism 3 of side with speed reducer 6, as shown in Figure 5.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement；And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (10)
1. a kind of gates of segmental shape screw headstock gear, it is characterised in that: it includes the guide rail group (2) being arranged on dam body (1)
And the open-close driving mechanism (3) for being used for lifting gate screw rod (4) is set in track groups, the gate screw rod (4) and opening and closing
Driving mechanism (3) corresponds, and the guide rail group (2) and open-close driving mechanism (3) correspond；
The guide rail group (2) is two parallel sliding rails (21) being arranged on dam body (1), and the gate screw rod (4) sets vertically
It sets and bottom end and gate sheet (5) top links, the sliding rail (21) is parallel with the horizontal trajectory on gate sheet (5) top to be set
It sets；
The open-close driving mechanism (3) includes that the shell (32) in outside, setting are used for open-close sluice gate screw rod in shell (32)
(4) large bevel gear (33) and the cone pinion (34) engaged with large bevel gear (33), the gate screw rod (4) pass through gamp
Gear (33) center is simultaneously linked with large bevel gear (33) screw thread；
Shell (32) bottom of the open-close driving mechanism (3) is fixedly installed co-axial rollers (31), the co-axial rollers (31)
It is arranged on sliding rail (21)；
The cone pinion (34) is linked by speed reducer (6) with motor (7).
2. a kind of gates of segmental shape screw headstock gear according to claim 1, it is characterised in that: the gate sheet (5)
Top center is provided with a gate screw rod (4).
3. a kind of gates of segmental shape screw headstock gear according to claim 1, it is characterised in that: the gate sheet (5)
Top both ends are respectively arranged with a gate screw rod (4).
4. a kind of gates of segmental shape screw headstock gear according to claim 1-3, it is characterised in that: the lock
It is provided with relief hole (41) at the top of door-plate (5), the relief hole (41) is located at the centre of two parallel sliding rails (21).
5. a kind of gates of segmental shape screw headstock gear according to claim 3, it is characterised in that: two gate screw rods
(4) it is engaged respectively by cone pinion (34) with the power output end of the same speed reducer (6).
6. a kind of gates of segmental shape screw headstock gear according to claim 4, it is characterised in that: the large bevel gear
(33) lower thrust-bearing (35) are provided between downside and shell (32) inner wall.
7. a kind of gates of segmental shape screw headstock gear according to claim 4, it is characterised in that: the large bevel gear
(33) up-thrust bearing (36) are provided between upside and shell (32) inner wall.
8. a kind of gates of segmental shape screw headstock gear according to claim 4, it is characterised in that: on the sliding rail (21)
Side is provided with the pressure rail (22) for limiting co-axial rollers (31), and the co-axial rollers (31) are located at pressure rail (22) and sliding rail (21)
Between, the pressure rail (22) is arranged in parallel with sliding rail (21), and the outside and dam body (1) of pressure rail (22) are fixedly installed.
9. a kind of gates of segmental shape screw headstock gear according to claim 4, it is characterised in that: the gate screw rod
(4) bottom end is fixedly installed torsion sensor (42).
10. a kind of gates of segmental shape screw headstock gear according to claim 4, it is characterised in that: the speed reducer (6)
It is provided with manual rocking handle socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821681500.6U CN208965517U (en) | 2018-10-17 | 2018-10-17 | A kind of gates of segmental shape screw headstock gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821681500.6U CN208965517U (en) | 2018-10-17 | 2018-10-17 | A kind of gates of segmental shape screw headstock gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208965517U true CN208965517U (en) | 2019-06-11 |
Family
ID=66758738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821681500.6U Active CN208965517U (en) | 2018-10-17 | 2018-10-17 | A kind of gates of segmental shape screw headstock gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208965517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183729A (en) * | 2018-10-17 | 2019-01-11 | 河北省水利科学研究院 | A kind of gates of segmental shape screw headstock gear |
-
2018
- 2018-10-17 CN CN201821681500.6U patent/CN208965517U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183729A (en) * | 2018-10-17 | 2019-01-11 | 河北省水利科学研究院 | A kind of gates of segmental shape screw headstock gear |
| CN109183729B (en) * | 2018-10-17 | 2024-06-04 | 河北省水利科学研究院 | Screw type opening and closing device for radial gate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW201319387A (en) | Hydraulic generating apparatus and hydraulic generating system | |
| CN208965517U (en) | A kind of gates of segmental shape screw headstock gear | |
| CN201485831U (en) | Door leaf type hydraulic gate | |
| CN206448248U (en) | A kind of hydraulic engineering lift water conservancy gate | |
| CN2403818Y (en) | Hydraulic floating torque balancing ship lift | |
| CN113198314A (en) | Stirring device suitable for semidry desulfurization | |
| CN109183729A (en) | A kind of gates of segmental shape screw headstock gear | |
| CN113374849B (en) | Gate power transmission device of planetary gear train and control method thereof | |
| CN113073614B (en) | Rotary gate with position convenient to adjust | |
| CN204643453U (en) | Spin(-)orbit formula construction jacking system | |
| CN215405940U (en) | Gate capable of navigation and flood control | |
| CN215626442U (en) | Mechanical lifting equipment for constructional engineering | |
| CN208762975U (en) | A kind of water conservancy gate jack up unit | |
| CN201722302U (en) | Fertilizer briquetting pelletizer | |
| CN210827367U (en) | Hydraulic engineering gate | |
| CN106693488A (en) | Unloading device for precision filter | |
| CN213173599U (en) | Water conservancy electric gate hoisting device | |
| CN206587468U (en) | A kind of microfroc filter relief arrangement | |
| CN221195258U (en) | Buoyancy power generation device | |
| CN221276543U (en) | Hydraulic engineering steel gate | |
| JP3991337B2 (en) | Water storage type power generator | |
| WO2022222334A1 (en) | Lever gravity self-pressurization type power generation device | |
| CN108149641B (en) | Inclined float blocking system and float blocking method | |
| CN219992378U (en) | A lifting gate structure for water conservancy projects | |
| CN222375327U (en) | Water conservancy hydropower gate hoisting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |