CN206519937U - A kind of voltage-stablizer foldable overhaul platform - Google Patents
A kind of voltage-stablizer foldable overhaul platform Download PDFInfo
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- CN206519937U CN206519937U CN201621450650.7U CN201621450650U CN206519937U CN 206519937 U CN206519937 U CN 206519937U CN 201621450650 U CN201621450650 U CN 201621450650U CN 206519937 U CN206519937 U CN 206519937U
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- pedal
- cat ladder
- stablizer
- voltage
- steel wire
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Abstract
The utility model is a kind of voltage-stablizer foldable overhaul platform, and be particularly suitable for use in nuclear power plant voltage stabilizer, for being installed and being repaired to spray thrower.The utility model includes cat ladder, pedal, spacing hornblock, side link, bar；Cat ladder is fixed on voltage-stablizer；Pedal is connected with cat ladder by pin, and pedal can be rotated upwardly and downwardly around pin；The soffit of cat ladder is provided with spacing hornblock, when pedal is blocked with spacing hornblock, limits pedal with cat ladder angle as 90 °；Side link, bar, cat ladder, pedal constitute typical quadric chain, and during cat ladder and pedal are folded up, bar and side link can also be folded up so that whole maintenance ladder is collapsed into " one " font.The utility model can easily be folded into " one " character form structure, so as to easily reach it inside voltage-stablizer by the manhole of limited diameter；There is provided the workbench that one facilitates voltage-stablizer internal overhaul after deploying inside voltage-stablizer.
Description
Technical field
The utility model is related to a kind of foldable overhaul platform, and in particular to a kind of voltage-stablizer foldable overhaul platform.
Background technology
Nuclear power plant's voltage-stablizer is a kind of vertical and cylindrical high-pressure bottle, and container is by upper cover, low head and three section cylinder groups
Dress is welded.Upper cover is hemispherical, and upper cover has a spray adapter, and two safety valve connecting pipes and a relief valve connect
Spray thrower is connected in pipe, spray adapter, while being additionally provided with manhole on upper cover.Due to voltage-stablizer inner space width less and
Height is but very high, causes staff to enter larger to multiple adapters and spray head progress installation difficulty coefficient inside it.Especially
It is spray thrower easily stifled or damage in Operation at full power, the exception seemed to in-service spray thrower progress maintenance is difficult, at present
The installation and maintenance that unsuitable instrument comes to spray thrower provide platform.
The content of the invention
For above-mentioned technical problem, the utility model provides a kind of voltage-stablizer foldable overhaul platform, is mainly used in core
Power station voltage-stablizer, installation, maintenance is carried out to spray thrower.Voltage-stablizer foldable overhaul platform described in the utility model, can be easy
Ground is folded into " one " character form structure, so as to easily reach it inside voltage-stablizer by the manhole of limited diameter；In voltage-stablizer
There is provided the workbench that one facilitates voltage-stablizer internal overhaul after the expansion of inside.The foldable overhaul platform can also be used for other
Similar structure.
The technical solution of the utility model is：
A kind of voltage-stablizer foldable overhaul platform, including cat ladder, pedal, spacing hornblock, steel wire rope, hanger, upper steel wire rope
Pulling block, lower steel wire rope pulling block；
It is provided with the inside of a pair of hangers, hanger and is fixed on cat ladder on the outside of the upper end of cat ladder, is fixed on the outside of hanger
On voltage-stablizer；
The top of cat ladder is provided with the upper steel wire rope pulling block of connecting steel wire ropes；
The centre position of cat ladder is provided with the pin hole of connection bar；
The lower end of cat ladder is provided with the pin hole of connection pedal；
The soffit of cat ladder is provided with spacing hornblock, when pedal is blocked with spacing hornblock, limits pedal and is pressed from both sides with cat ladder
Angle is 90 °；
The main body of pedal is one piece of thicker rectangular plate and two Edge Bends are holded up, and pedal is close to one end of cat ladder and cat ladder
Lower end connected by pin, pedal can be rotated upwardly and downwardly around pin；
The centre position of pedal is provided with the pin hole of connection side link；
The one end of pedal away from cat ladder is provided with the lower steel wire rope pulling block of connecting steel wire ropes；
The two ends of steel wire rope are separately fixed at steel wire rope pulling block and lower steel wire rope pulling block, when pedal deploys, steel wire rope
Keep the state tightened.
Also include side link and bar；
Side link, bar, cat ladder, pedal constitute typical quadric chain, and bar is connected by pin with cat ladder,
Side link is connected by pin with pedal, and bar is connected with side link by pin.
Also include handrail extension rod, handrail extension pin, U-shaped limited block；
Handrail extension rod is provided with bar, bar extends pin by handrail with handrail extension rod and is connected, handrail
Extension rod can extend pin rotation around handrail；
The one end of bar away from cat ladder is provided with U-shaped limited block, when handrail extension rod is around handrail extension pin rotation
During expansion, handrail extension rod falls inside U-shaped limited block.
The inner side of the hanger is attached with cat ladder by welding and three bolts.
Also include spacing hornblock reinforcement, spacing hornblock reinforcement be triangle platy structure, installed in cat ladder with it is spacing
Between hornblock.
Also include pedal reinforcement, pedal reinforcement is welded on the upper surface of pedal.
Also include anti-skid design plate, anti-skid design plate is arranged on the upper surface of pedal.
The steel wire rope replaces with the canvas rope of crane suspender belt.
The side link is cylindrical-shaped structure.
The beneficial effects of the utility model are：
First, the characteristics of voltage-stablizer foldable overhaul platform described in the utility model is maximum is can be folded into " one " font
Structure, can very easily be put into the less voltage-stablizer manhole of diameter, and still further aspect also allows for carrying.The foldable overhaul
The cat ladder top of platform is provided with a pair of high intensity hangers, and the inspection platform can be hung on to the big voltage-stablizer of diameter low height
Top, provides convenient for the installation and repairing of voltage-stablizer upper cover associated components.
Second, after voltage-stablizer foldable overhaul platform described in the utility model deploys pedal, due to the work of spacing hornblock
With platform holding level is just made, facilitate operator station to stand on platform and work.
3rd, voltage-stablizer foldable overhaul platform described in the utility model is provided with safety rail, and handrail can be with folding
The opening of formula inspection platform pedal and open, close and close.Handrail is provided with extension, and the extension can increase safe guarantor
Protect scope.
4th, voltage-stablizer foldable overhaul platform described in the utility model is set between cat ladder side plate upper end and pedal left end
Steel wire rope is equipped with, the steel wire rope can play the protective effect of similar guardrail, can prevent pedal from collapsing after the failure of spacing hornblock
Collapse, additionally it is possible to using complete rear for lifting pedal, conveniently realize that inspection platform pedal is drawn in well.
Brief description of the drawings
Fig. 1 is the utility model folded state schematic diagram.
Fig. 2 is the utility model deployed condition schematic diagram.
Fig. 3 is cat ladder front schematic view.
Fig. 4 is cat ladder side schematic view.
Fig. 5 is pedal schematic top plan view.
Fig. 6 is pedal side schematic view.
Fig. 7 is pedal schematic cross-section.
In figure, 1- cat ladders, 2- pedals, the spacing hornblocks of 3-, the spacing hornblock reinforcements of 4-, 5- steel wire ropes, 6- side links, 7- is helped
Steel under hand lever, 8- handrail extension rods, 9- handrails extension pin, 10-U shape limited blocks, 11- hangers, the upper steel wire rope pulling blocks of 12-, 13-
Cord pulling block, 14- pedal reinforcements.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples.
As shown in figure 1, the utility model is a kind of voltage-stablizer foldable overhaul platform, " one " font knot can be folded into
It, very easily can be extend into inside voltage-stablizer by structure by the manhole of limited diameter, can after deploying inside voltage-stablizer
One workbench for facilitating voltage-stablizer internal overhaul is provided.
As shown in Fig. 2 the utility model includes cat ladder 1, pedal 2, spacing hornblock 3, spacing hornblock reinforcement 4, steel wire rope
5th, side link 6, bar 7, handrail extension rod 8, handrail extension pin 9, U-shaped limited block 10, hanger 11, upper steel wire rope pulling block
12nd, lower steel wire rope pulling block 13.
As shown in Figure 3 and Figure 4, the agent structure of cat ladder 1 includes two blocks of side plates and the step being welded between two blocks of side plates
Pipe.
A pair of hangers 11 are provided with the outside of the upper end of cat ladder 1, hanger 11 is hornblock structure, and the inner side of hanger 11 is fixation
Section, for hanger 11 to be fixed on into cat ladder 1, inner side and the cat ladder 1 of hanger 11 are attached by welding and three bolts, spiral shell
Tether that to connect be to avoid the second protection after weld failure, be to ensure by the stability of triangular structure using three bolts
Stability between hanger 11 and cat ladder 1, it is to avoid platform is rocked in the course of the work；The outside of hanger 11 is suspension section, is used for
Cat ladder 1 is fixed on voltage-stablizer, the outside of hanger 11 is provided with slotted eye, can reasonable adjusting bolt restraint location, can pass through
Whole inspection platform is fixed on the manhole bolt of voltage-stablizer by the slotted eye.
The top of cat ladder 1 is provided with steel wire rope pulling block 12, and upper steel wire rope pulling block 12, by being welded to connect, is used with cat ladder 1
In connecting steel wire ropes 5.
The centre position of cat ladder 1 is provided with pin hole, for connecting bar 7.
The lower end of cat ladder 1 is provided with pin hole, for connecting pedal 2.
The soffit of cat ladder 1 is provided with spacing hornblock 3, and spacing hornblock 3 is hornblock structure, and two spacing hornblocks 3 are symmetrical
Set, spacing for being carried out to pedal 2 with cat ladder 1 by being welded to connect, when pedal 2 is blocked with spacing hornblock 3, restriction is stepped on
Plate 2 and the angle of cat ladder 1 are 90 °.
Spacing hornblock reinforcement 4 is provided between cat ladder 1 and spacing hornblock 3, spacing hornblock reinforcement 4 is triangle tabular
Structure, with cat ladder 1 and spacing hornblock 3 by being welded to connect, the intensity for strengthening spacing hornblock 3.
As shown in Fig. 5, Fig. 6, Fig. 7, the main body of pedal 2, which holds up two Edge Bends for one piece of thicker rectangular plate, to be formed.
The upper surface of pedal 2 is provided with pedal reinforcement 14, by being welded to connect between pedal reinforcement 14 and pedal 2；
The upper surface of pedal 2 is additionally provided with anti-skid design plate.
Pedal 2 is provided with pin hole close to one end (right side in Fig. 6) of cat ladder 1, is connected for the lower end with cat ladder 1.Step on
Plate 2 is connected with cat ladder 1 by pin, and pedal 2 can freely up and down be rotated around pin, and spacing hornblock 3 limits pedal 2 around pin
It is 90 ° to follow closely in rotary course with the maximum angle of cat ladder 1；When cat ladder 1 is fixed vertically, pedal 2 can deploy shape around pin
Into a horizontal operation platform, used during for maintenance, installation.
The centre position of pedal 2 is provided with pin hole, for connecting side link 6.
The one end (in Fig. 6 left side) of pedal 2 away from cat ladder 1 is provided with lower steel wire rope pulling block 13, lower steel wire rope pulling block 13 with
Pedal 2 is by being welded to connect, for connecting steel wire ropes 5.
As shown in Fig. 2 under the two ends of steel wire rope 5 are separately fixed on upper steel wire rope pulling block 12 and the pedal 2 on cat ladder 1
Steel wire rope pulling block 13, two steel wire ropes 5 are symmetricly set on the outside of cat ladder 1 and pedal 2, and when pedal 2 deploys, steel wire rope 5 is protected
Hold the state tightened.Steel wire rope 5 can either play the protective effect of similar guardrail, can be prevented again when spacing hornblock 3 fails
Horizontal operation pedal 2 collapses downwards, additionally it is possible to be used to pack up pedal 2 after the completion of operation.Steel wire rope 5 can also use similar hang
The canvas rope of automobile-used suspender belt.
As shown in Fig. 2 side link 6, bar 7, cat ladder 1, pedal 2 constitute typical quadric chain, bar 7 passes through
Pin is connected with cat ladder 1, and side link 6 is connected by pin with pedal 2, and bar 7 is connected with side link 6 by pin；Two groups
Side link 6 and bar 7 are symmetricly set on the both sides of cat ladder 1 and pedal 2.During cat ladder 1 and pedal 2 are folded up,
Bar 7 and side link 6 can also be folded up so that whole maintenance ladder is collapsed into " one " font.Side link 6 is due to bearing load
It is larger, using cylindrical-shaped structure.
Handrail extension rod 8 is provided with bar 7, bar 7 extends pin 9 by handrail with handrail extension rod 8 and is connected,
Handrail extension rod 8 can be rotated around handrail extension pin 9.The one end (left side in Fig. 2) of bar 7 away from cat ladder 1 is provided with U
Shape limited block 10, when handrail extension rod 8 extends 9 rotary expansion of pin around handrail, just falls inside U-shaped limited block 10.
Application method of the present utility model：
Before work starts, the pedal 2 of voltage-stablizer foldable overhaul platform described in the utility model is placed in the state of gathering,
The inspection platform of rounding state is put into the manhole of voltage-stablizer, inspection platform is suspended on by the hanger 11 on cat ladder 1
On manhole bolt, fasten firm and solid.Steel wire rope 5 is unclamped, the pedal 2 of voltage-stablizer maintenance ladder is slowly put down, will in horizontality
Steel wire rope 5 is placed in the state tightened.Staff downwards, stands on pedal 2, by the handrail extension rod on bar 7 along cat ladder 1
8 deploy around handrail extension pin 9, then start the associative operation installed or repaired.
After the completion of work, staff's row to inspection platform inner end, by handrail extension rod 8 fold pack up, staff from
Manhole leaves, by steel wire rope 5 by the pull-up of pedal 2 after going out, and voltage-stablizer foldable overhaul platform is collapsed into " one " font, pine
The bolt of man-hole opening is opened, the inspection platform of gathering is then taken out into voltage-stablizer.
Embodiment of the present utility model is explained in detail above, above-mentioned embodiment is only of the present utility model optimal
Embodiment, but the utility model is not limited to above-described embodiment, the knowledge possessed in those of ordinary skill in the art
It is interior, it can also be made a variety of changes on the premise of the utility model objective is not departed from.
Claims (9)
1. a kind of voltage-stablizer foldable overhaul platform, it is characterised in that：Including cat ladder (1), pedal (2), spacing hornblock (3), steel
Cord (5), hanger (11), upper steel wire rope pulling block (12), lower steel wire rope pulling block (13)；
It is provided with the inside of a pair of hangers (11), hanger (11) and is fixed on cat ladder (1) on the outside of the upper end of cat ladder (1), hanger
(11) it is fixed on the outside of on voltage-stablizer；
The top of cat ladder (1) is provided with the upper steel wire rope pulling block (12) of connecting steel wire ropes (5)；
The centre position of cat ladder (1) is provided with the pin hole of connection bar (7)；
The lower end of cat ladder (1) is provided with the pin hole of connection pedal (2)；
The soffit of cat ladder (1) is provided with spacing hornblock (3), when pedal (2) is blocked with spacing hornblock (3), limits pedal
(2) it is 90 ° with cat ladder (1) angle；
The main body of pedal (2) is one piece of thicker rectangular plate and two Edge Bends are holded up, and pedal (2) is close to one end of cat ladder (1)
It is connected with the lower end of cat ladder (1) by pin, pedal (2) can be rotated upwardly and downwardly around pin；
The centre position of pedal (2) is provided with the pin hole of connection side link (6)；
The one end of pedal (2) away from cat ladder (1) is provided with the lower steel wire rope pulling block (13) of connecting steel wire ropes (5)；
The two ends of steel wire rope (5) are separately fixed at steel wire rope pulling block (12) and lower steel wire rope pulling block (13), when pedal (2) expansion
When, steel wire rope (5) keeps the state tightened.
2. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 1, it is characterised in that：Also include side link (6) and help
Hand lever (7)；
Side link (6), bar (7), cat ladder (1), pedal (2) constitute typical quadric chain, and bar (7) passes through pin
It is connected with cat ladder (1), side link (6) is connected by pin with pedal (2), bar (7) passes through pin phase with side link (6)
Even.
3. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 2, it is characterised in that：Also include handrail extension rod (8),
Handrail extension pin (9), U-shaped limited block (10)；
Handrail extension rod (8) is provided with bar (7), bar (7) extends pin with handrail extension rod (8) by handrail
(9) it is connected, handrail extension rod (8) can be rotated around handrail extension pin (9)；
The one end of bar (7) away from cat ladder (1) is provided with U-shaped limited block (10), when handrail extension rod (8) extends around handrail
During pin (9) rotary expansion, handrail extension rod (8) falls internal in U-shaped limited block (10).
4. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 1, it is characterised in that：The inner side of the hanger (11) with
Cat ladder (1) is attached by welding and three bolts.
5. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 1, it is characterised in that：Also include spacing hornblock reinforcement
(4), spacing hornblock reinforcement (4) is triangle platy structure, between cat ladder (1) and spacing hornblock (3).
6. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 1, it is characterised in that：Also include pedal reinforcement
(14), pedal reinforcement (14) is welded on the upper surface of pedal (2).
7. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 1, it is characterised in that：Also include anti-skid design plate, prevent
Sliding diamond plate is arranged on the upper surface of pedal (2).
8. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 1, it is characterised in that：The steel wire rope (5) replaces with
The canvas rope of crane suspender belt.
9. a kind of voltage-stablizer foldable overhaul platform as claimed in claim 2, it is characterised in that：The side link (6) is cylinder
Shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450650.7U CN206519937U (en) | 2016-12-28 | 2016-12-28 | A kind of voltage-stablizer foldable overhaul platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450650.7U CN206519937U (en) | 2016-12-28 | 2016-12-28 | A kind of voltage-stablizer foldable overhaul platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206519937U true CN206519937U (en) | 2017-09-26 |
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ID=59888995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621450650.7U Active CN206519937U (en) | 2016-12-28 | 2016-12-28 | A kind of voltage-stablizer foldable overhaul platform |
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| Country | Link |
|---|---|
| CN (1) | CN206519937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109246497A (en) * | 2018-10-22 | 2019-01-18 | 成都共同进步信息技术有限公司 | A kind of bluetooth connection anti-theft intelligent sound column |
-
2016
- 2016-12-28 CN CN201621450650.7U patent/CN206519937U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109246497A (en) * | 2018-10-22 | 2019-01-18 | 成都共同进步信息技术有限公司 | A kind of bluetooth connection anti-theft intelligent sound column |
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