CN209619965U - Guiding device based on Hydropower Unit trash rack for water inlet and maintenance door - Google Patents
Guiding device based on Hydropower Unit trash rack for water inlet and maintenance door Download PDFInfo
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- CN209619965U CN209619965U CN201821915444.8U CN201821915444U CN209619965U CN 209619965 U CN209619965 U CN 209619965U CN 201821915444 U CN201821915444 U CN 201821915444U CN 209619965 U CN209619965 U CN 209619965U
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- Prior art keywords
- guide rod
- trash rack
- maintenance door
- water inlet
- guiding device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses the guiding devices based on Hydropower Unit trash rack for water inlet and maintenance door, positioned at unit water inlet, unit water inlet is mentioned using door machine and falls trash rack or maintenance door, including guide rod, shell and bracket, bracket is fixed in door machine, and shell is fixed on bracket, and guide rod, which is located in shell, to be moved on guide rod axis direction, one end of guide rod can be contacted with fence gate, the transmission mechanism equipped with the movement of energy band action-oriented bar in shell.The benefit of the utility model be by guiding device can auxiliary corrective trash rack and maintenance door fall when angle, operator may be located remotely from trash rack or maintenance door operates, and reduce security risk.
Description
Technical field
The utility model relates to Hydropower Unit service technique fields, more particularly to a kind of Hydropower Unit water inlet that is based on to block dirt
The guiding device of grid and maintenance door.
Background technique
Some hydropower station has 6 units, that is, has 6 unit water inlets, thus setting 6 block dirty trash rack or maintenance gate slot and
1 maintenance door transition gate slot, 1 trash rack transition gate slot, a total of 8 gate slotes.Since tight water beach power station belongs to dome dam,
Cause the size of each gate slot, angle there are certain deviation, so as to cause mention fall trash rack and maintenance door when, it is tired into slot
Difficulty causes catching phenomenon.It is usually mentioned by gantry crane and falls trash rack and maintenance door, gantry crane is referred to as door machine, uses
Two 3 tons of chain blocks hang over maintenance door or trash rack rises to the bait and draws and corrected with crowbar into the angle of the v-groove.
It is in place of the deficiencies in the prior art: 1, needs operator station to work on the gate slot side that cover board is opened, block
When dirty grid or maintenance door are fallen, operator station corrects trash rack and maintenance door on trash rack or maintenance door side, through crowbar,
In the presence of the security risk injured by a crashing object；2, chain block is pulled to consume a large amount of physical strength of staff, it is inconvenient, affect work
Efficiency and equipment safety performance.
Therefore design a kind of safe operation can facilitate trash rack and maintenance door adjust into the angle of the v-groove guiding device just very
It is necessary to.
Utility model content
The utility model will overcome trash rack in the prior art and maintenance door to propose needs hook drawing when falling and corrected with crowbar, behaviour
Make the lower section that personnel are located at trash rack or maintenance door to provide there are the deficiency of security risk etc. based on Hydropower Unit water inlet
The guiding device of trash rack and maintenance door, can the angle of auxiliary corrective trash rack and maintenance door when falling, operator can be with
It is operated far from trash rack or maintenance door, reduces security risk.
To achieve the goals above, the utility model adopts the following technical solution.
Guiding device based on Hydropower Unit trash rack for water inlet and maintenance door is located at unit water inlet, unit water inlet
Place is mentioned using door machine and falls trash rack or maintenance door, including guide rod, shell and bracket, bracket are fixed in door machine, and shell is fixed
On bracket, guide rod, which is located in shell, to be moved on guide rod axis direction, and one end of guide rod can be with trash rack or inspection
Repair a contact, the transmission mechanism equipped with the movement of energy band action-oriented bar in shell.
The bottom of trash rack or maintenance door is equipped with gate slot, and gate slot is used for trash rack or maintenance door in the limit of unit water inlet
Position, when trash rack or maintenance door are slowly fallen, trash rack or maintenance door due to falling direction problem difficult to control, nothing from the top down
Method and gate slot alignment.When trash rack or maintenance door are apart from about 5 centimetres of gate slot, maintenance door is blocked can not be into slot, in gate slot
Guiding device is respectively set in two sides, is moved by guide rod along its axis direction, trash rack or maintenance are withstood in one end of guide rod
Door, guide rod the position of adjustable calibration trash rack or maintenance door and enter the angle of slot when mobile, auxiliary corrective trash rack or
It position when maintenance door is fallen can be from whereabouts as long as operator station can be carried out calibrating at the operation of transmission mechanism
Trash rack or maintenance door position farther out, reduce trash rack or security risk when maintenance door falling operation, improve trash rack or
The operating efficiency of maintenance door decline.
Preferably, guide rod is cylinder, the peripheral side of guide rod is equipped with motion thread, and transmission mechanism includes cooperation
Worm gear and worm screw, worm gear are circular ring shape, and the inner surface of worm gear is equipped with internal screw thread, the transmission spiral shell on the internal screw thread and guide rod of worm gear
Line cooperation, worm screw one end reach hull outside, and worm screw connects a power mechanism.Worm gear and worm screw form primary transmission.Guiding
Worm and wheel is coaxial, forms secondary transmission by the internal screw thread of worm gear and the motion thread of guide rod.Worm gear and worm screw cooperation transmission,
Conversion of motion by power mechanism transmitting is the rotation of worm gear, worm gear and guide post group into screw-driven pair, snail when worm screw rotates
Wheel rotation, drives guide rod to be moved forward and backward when worm gear rotates, and transmission mechanism is stablized；It can complete to lead by worm gear and worm screw cooperation
To the self-locking of bar, prevent guide rod by trash rack or the pressure-backed of maintenance door, improve the reliability of guide rod guiding.
Preferably, guide rod is equipped with guiding disc close to one end of trash rack or maintenance door.In trash rack or maintenance door
When whereabouts, torque and shearing force caused by friction, pass through and are oriented to disc when guide rod will receive trash rack or maintenance door whereabouts
It can reduce friction of the guide rod in guiding by trash rack or maintenance door, improve the service life of guiding device.
Preferably, guiding disc is hemispherical.Reduce friction of the guide rod by trash rack or maintenance door, enhancing guiding
The anti-friction performance of disc.
Preferably, the diameter of guiding disc is greater than the diameter of guide rod, it is oriented to disc and guide rod forms mushroom head knot
Structure.The structural strength at the guiding disc that guide rod is connected with trash rack or maintenance door is improved, the resistance to deformation of guiding disc is improved
Ability.
Preferably, being equipped with several lubricated balls in the internal screw thread of worm gear.Facilitate guide rod and snail by lubricated balls
The screw-driven of wheel improves the transmission efficiency of guide rod and worm gear, reduces frictional resistance, detects unlubricated friction between guide rod and worm gear
It is lost caused by wiping, improves the reliability of guide rod transmission.
Preferably, shell is equipped with the protection cylinder that is coated on outside guide rod, protection cylinder be located at shell far from trash rack or
The side of maintenance door.The surface safety that guide rod is protected by protection cylinder, prevents the collision of stone etc. from making guide rod surface deformation,
Influence transmission；Protect cylinder that can also assist the limit to guide rod as the guide channel of guide rod by protection cylinder, improve guiding
Stability when bar is mobile.
Preferably, power mechanism includes shaking tray, worm screw is fixedly connected with shaking tray, and shaking tray includes turn with worm screw coaxial line
Disk, turntable are equipped with the shaft parallel with turntable axis.Worm screw rotation is driven by shaking tray, operator can shake shaking tray
While observation guide rod whether the position of trash rack or maintenance door is adjusted in place, facilitate operation, improve and be oriented to efficiency.
Preferably, power mechanism includes driving motor, motor shaft and the worm screw of driving motor are connected and fixed.Personnel not
The convenient position stood always can be remotely controlled guide rod by driving motor by the way that driving motor sealed around is arranged
It is oriented to, operates safer for trash rack or maintenance door.
As long as the utility model has the beneficial effect that operator station can be carried out school at the operation of transmission mechanism
Standard, can trash rack from whereabouts or maintenance door position farther out, reduce security risk when trash rack or maintenance door falling operation,
And reduce the risk that station is fallen at the hole edge for opening cover board, improve the operation effect of trash rack or maintenance door decline
Rate；The self-locking of guide rod can be completed by worm gear and worm screw cooperation, prevents guide rod from being returned by the pressure of trash rack or maintenance door
It moves back, improves the reliability of guide rod guiding.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of the utility model.
Fig. 2 is a kind of structural schematic diagram of embodiment of the utility model.
Fig. 3 is the structural schematic diagram of the utility model another kind embodiment.
In figure: 1 motion thread 11 of guide rod is oriented to 12 shell of disc, 2 square plate 21 and protects 22 bracket 3 of cylinder
72 driving motor of door machine 4 worm gear, 5 lubricated balls, 51 worm screw, 6 shaking tray, 7 turntable, 71 shaft, 8 shaft coupling 81.
Specific embodiment
The utility model is described further in the following with reference to the drawings and specific embodiments.
In Fig. 1 and Fig. 2, the guiding device based on Hydropower Unit trash rack for water inlet and maintenance door is located at unit water inlet,
Unit water inlet is mentioned using door machine 4 and falls trash rack or maintenance door, and guiding device includes guide rod 1, shell 2 and bracket 3, bracket
The 3 corner structures formed for three mutually perpendicular rectangular flat plates, bracket 3 are fixed in door machine 4, and door machine 4 generally includes door
The left and right sides of machine equalizer bar, door machine equalizer bar is equipped with supporting leg, and bracket 3 is preferably fixed to the lower section of supporting leg, facilitates guiding
The installation of device is fixed, and without concreting, other fix position, close apart from unit water inlet position.Shell 2 is separate to block dirt
The side of grid or maintenance door is equipped with fixed square plate 21, and shell 2 is fixed on bracket 3 by 21 screw of square plate, and guide rod 1
In that can move on 1 axis direction of guide rod in shell 2, one end of guide rod 1 can be contacted with trash rack or maintenance door, shell 2
The interior transmission mechanism moved equipped with energy band action-oriented bar 1.Guide rod 1 is cylinder, and the peripheral side of guide rod 1 is equipped with motion thread
11, transmission mechanism includes worm gear 5 and the worm screw 6 of cooperation, and worm gear 5 is circular ring shape, and the inner surface of worm gear 5 is equipped with internal screw thread, worm gear 5
Internal screw thread and guide rod 1 on motion thread 11 cooperate, 6 one end of worm screw reaches the outside of shell 2, and worm screw 6 stretches out outside shell 2
One end of side connects a power mechanism.Several lubricated balls 51, worm gear 6 and the formation of guide rod 1 are equipped in the internal screw thread of worm gear 6
Ball screw structure reduces the friction between worm gear 6 and guide rod 1.Power mechanism includes shaking tray 7, and worm screw 6 and shaking tray 7 are fixed
Connection, shaking tray 7 include the turntable 71 with 6 coaxial line of worm screw, and turntable 71 is equipped with the shaft 72 parallel with 71 axis of turntable.Shaft
72 are located at 71 end face of the turntable position adjacent with 71 side of turntable.Guide rod 1 is equipped with close to one end of trash rack or maintenance door and leads
To disc 12.Guiding disc 12 is hemispherical.The diameter for being oriented to disc 12 is greater than the diameter of guide rod 1, is oriented to disc 12 and leads
Mushroom header structure is formed to bar 1.Shell 2 is equipped with the protection cylinder 22 being coated on outside guide rod 1, protects the inner wall smooth of cylinder 22,
Protection cylinder 22 is located at side of the shell 2 far from trash rack or maintenance door.
Fig. 3 is the structural schematic diagram of the utility model another kind embodiment, embodiment shown in Fig. 3 with it is shown in Fig. 2
The difference of embodiment is that power mechanism includes driving motor 8, and the motor shaft of driving motor 8 is connect with worm screw 6 by shaft coupling 81
It is fixed.
The bottom of trash rack or maintenance door is typically provided with gate slot, and gate slot is for trash rack or maintenance door in unit water inlet
Limit, when trash rack or maintenance door are slowly fallen, direction is rambunctious to be asked due to falling from the top down for trash rack or maintenance door
Topic, can not be aligned, when trash rack or maintenance door are apart from about 5 centimetres of gate slot, maintenance door is blocked can not be into slot, in door with gate slot
Guiding device is respectively set in the two sides of slot, and the rotation of worm screw 6 drives worm gear 5 to rotate, and the rotation of worm gear 5 drives on its interior lead again
It is mobile to bar 1, it is moved by guide rod 1 along its axis direction, one end of guide rod 1, which extends outwardly, can withstand trash rack or maintenance
The position of door, adjustable calibration trash rack or maintenance door and the angle for entering slot, when auxiliary corrective trash rack or maintenance door are fallen
Position can trash rack from whereabouts or inspection as long as operator station can be carried out calibrating at the operation of transmission mechanism
The position Xiu Men farther out, reduces security risk when trash rack or maintenance door falling operation, what raising trash rack or maintenance door declined
Operating efficiency.
Claims (9)
1. the guiding device based on Hydropower Unit trash rack for water inlet and maintenance door is located at unit water inlet, unit water inlet
It is mentioned using door machine and falls trash rack or maintenance door, characterized in that including guide rod, shell and bracket, bracket is fixed in door machine, shell
Body is fixed on bracket, and guide rod, which is located in shell, to be moved on guide rod axis direction, and one end of guide rod can be with fence gate
Contact, the interior transmission mechanism equipped with the movement of energy band action-oriented bar of shell.
2. the guiding device according to claim 1 based on Hydropower Unit trash rack for water inlet and maintenance door, characterized in that
The guide rod is cylinder, and the peripheral side of guide rod is equipped with motion thread, and transmission mechanism includes worm gear and the worm screw of cooperation, snail
Wheel is circular ring shape, and the inner surface of worm gear is equipped with internal screw thread, the motion thread cooperation on the internal screw thread and guide rod of worm gear, worm screw one
End reaches hull outside, and worm screw connects a power mechanism.
3. the guiding device according to claim 1 based on Hydropower Unit trash rack for water inlet and maintenance door, characterized in that
The guide rod is equipped with guiding disc close to one end of fence gate.
4. the guiding device according to claim 3 based on Hydropower Unit trash rack for water inlet and maintenance door, characterized in that
The guiding disc is hemispherical.
5. the guiding device according to claim 3 or 4 based on Hydropower Unit trash rack for water inlet and maintenance door, feature
It is that the diameter of the guiding disc is greater than the diameter of guide rod, is oriented to disc and guide rod forms mushroom header structure.
6. the guiding device according to claim 2 based on Hydropower Unit trash rack for water inlet and maintenance door, characterized in that
Several lubricated balls are equipped in the internal screw thread of the worm gear.
7. the guiding device according to claim 1 or 2 or 3 based on Hydropower Unit trash rack for water inlet and maintenance door,
It is characterized in, the shell is equipped with the protection cylinder being coated on outside guide rod, and protection cylinder is located at side of the shell far from fence gate.
8. the guiding device according to claim 2 based on Hydropower Unit trash rack for water inlet and maintenance door, characterized in that
The power mechanism includes shaking tray, and worm screw is fixedly connected with shaking tray, and shaking tray includes the turntable with worm screw coaxial line, and turntable is equipped with
The shaft parallel with turntable axis.
9. the guiding device according to claim 2 based on Hydropower Unit trash rack for water inlet and maintenance door, characterized in that
The power mechanism includes driving motor, and motor shaft and the worm screw of driving motor are connected and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821915444.8U CN209619965U (en) | 2018-11-20 | 2018-11-20 | Guiding device based on Hydropower Unit trash rack for water inlet and maintenance door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821915444.8U CN209619965U (en) | 2018-11-20 | 2018-11-20 | Guiding device based on Hydropower Unit trash rack for water inlet and maintenance door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209619965U true CN209619965U (en) | 2019-11-12 |
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ID=68444044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821915444.8U Active CN209619965U (en) | 2018-11-20 | 2018-11-20 | Guiding device based on Hydropower Unit trash rack for water inlet and maintenance door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209619965U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113509654A (en) * | 2021-07-16 | 2021-10-19 | 广西尚铭工程机械有限公司 | Telescopic crowbar for emergency rescue and disaster relief and use method thereof |
-
2018
- 2018-11-20 CN CN201821915444.8U patent/CN209619965U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113509654A (en) * | 2021-07-16 | 2021-10-19 | 广西尚铭工程机械有限公司 | Telescopic crowbar for emergency rescue and disaster relief and use method thereof |
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