CN206157774U - Pipeline under pressure shaft access path - Google Patents
Pipeline under pressure shaft access path Download PDFInfo
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- CN206157774U CN206157774U CN201621220055.4U CN201621220055U CN206157774U CN 206157774 U CN206157774 U CN 206157774U CN 201621220055 U CN201621220055 U CN 201621220055U CN 206157774 U CN206157774 U CN 206157774U
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- platform
- vertical shaft
- hanging basket
- bifurcated pipe
- access path
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Abstract
The utility model belongs to the technical field of power station pipeline under pressure shaft overhauls, concretely relates to pipeline under pressure shaft access path. The utility model discloses a pipeline under pressure shaft access path, including vertical setting bifurcated pipe passageway in the curved section on the shaft, detachably sets up on the shaft guide plate of curved section and linking department of bifurcated pipe passageway, and detachably sets up the vexed head of flange joint in bifurcated pipe passageway open -top department, the setting at bifurcated pipe passageway inner space, be used for connecting the guide plate support frame of guide plate and the vexed head of flange joint, still including the scalable maintenance platform that can reciprocate in hollow bifurcated pipe passageway and shaft. Owing to set up scalable maintenance platform, the maintainer can be stood in scalable maintenance platform, and decline and rising through scalable maintenance platform get into or leave the shaft, in the time need not examining and repairing, the guide plate adds the structure that the guide plate support frame adds the vexed head of flange joint can prevent that water from getting into in the maintenance room at bifurcated pipe passageway top.
Description
Technical field
The utility model belongs to hydropower station pressure pipeline vertical shaft service technique field, and in particular to a kind of pressure pipeline vertical shaft
Access path.
Background technology
Pressure pipeline includes horizontal segment, vertical shaft upper curved section and vertical shaft, and horizontal segment is horizontally disposed with, and vertical shaft upper curved section is one section
The pipeline of bending, connects the upper opening of vertical shaft upper curved section, and vertical shaft is vertically arranged, and connects the lower openings of vertical shaft upper curved section.
At present generally, hydropower station pressure pipeline vertical shaft does not arrange access path；Or directly in pressure pipeline
Upper curved section upstream is provided with overhauls into manhole, is equipped with interim hoist engine, maintainer fix after interim lifting rope from overhaul into
Enter hole to enter in steel pipe vertical shaft.But due to checking that difficulty is big, security cannot be ensured, corollary equipment arrangement is uncoordinated to wait former
Cause, is difficult to be checked or overhauled after building up.If pressure pipeline vertical shaft is not provided with access path, penstock needs maintenance or ties up
During shield, it is impossible to reach working face and safeguarded, therefore access path is generally needed, overhauled in order to reach working face.
Utility model content
Technical problem to be solved in the utility model is：Offer is a kind of to facilitate maintainer to carry out to vertical shaft into vertical shaft
The pressure pipeline vertical shaft access path of maintenance.
The utility model solves a kind of pressure pipeline vertical shaft access path that its technical problem is adopted, including being vertically arranged
Bifurcated pipe passage on vertical shaft upper curved section, is removably disposed in the deflector of vertical shaft upper curved section and bifurcated pipe passage joining place, can
Releasably it is arranged on flange at bifurcated pipe channel roof opening to connect silently, is arranged on bifurcated pipe channel interior space, for connecting
Deflector is connected water conservancy diversion plate bracing frame silently with flange, also including can move up and down in hollow bifurcated pipe passage and vertical shaft
Scalable inspection platform.When maintenance is needed, the connection of deflector, water conservancy diversion plate bracing frame and flange is silently disassembled
Afterwards, the scalable inspection platform for being loaded with maintainer is lowered in vertical shaft along bifurcated pipe passage, maintainer can stand can
Vertical shaft is overhauled in flexible inspection platform.
It is further that the maintenance interior of bifurcated pipe channel roof is provided with boom hoisting, the boom hoisting is used for
Hang the connection of the deflector of integrally connected, water conservancy diversion plate bracing frame and flange silently and scalable inspection platform.
It is further that the boom hoisting includes electric block and rail set, electric block is located on rail set.
It is further that the scalable inspection platform includes hanging basket and is arranged on the platform of hanging basket periphery, and platform can be to
Hanging basket body draws in and launches to hanging basket periphery.
It is further that the scalable inspection platform also includes chain and driving means, driving means are arranged on hanging basket
Bottom, one end of chain is fixed on platform, and the other end is bypassed to be arranged on after the fixed pulley of hanging basket middle and upper part and connected with driving means
Connect, platform can in the vertical be rotated around platform with hanging basket junction, driving means are used to receive the short and chain that lengthens, so that flat
The angle of platform and hanging basket changes between 0 °～90 °.
It is further that the scalable inspection platform also includes a plurality of steel wire rope, and one end of steel wire rope is fixed on platform
On, the other end is fixed on hanging basket, and when platform is 90 ° with the angle of hanging basket, all steel wire ropes are in just tension.
It is further that hanging basket can rotate around the axis of hanging basket, and in the relative both sides of hanging basket a platform is each provided with,
The table top of the platform is rectangle, and the both sides of platform are provided with guardrail.
Be further, also including control device, control device be used for control boom hoisting operation, control hanging basket rotate and
The expansion and gathering of platform, in hanging basket and maintenance interior control device is provided with.
It is further to be provided with early warning button on the control device, early warning button is used to control the lifting velocity of hanging basket
With locking platform.
It is further that the center line of bifurcated pipe passage overlaps with the center line of vertical shaft.
The beneficial effects of the utility model are：Due to being provided with bifurcated pipe passage in vertical shaft upper curved section, maintainer can be from
Bifurcated pipe passage is entered inside vertical shaft；Due to being provided with scalable inspection platform, maintainer may stand in scalable inspection platform
It is interior, by the decline and rising of scalable inspection platform, into or out vertical shaft；When overhauling, deflector is used for
The current of smooth-going vertical shaft upper curved section tapping, to supporting guide plate, flange connection silently can be by bifurcated pipe for water conservancy diversion plate bracing frame
The top entry of passage is blocked, and prevents water from entering the maintenance interior of bifurcated pipe channel roof；Because scalable inspection platform can be to hanging
Basket body draws in and launches to hanging basket periphery, it is possible to ensure bifurcated pipe channel diameter try one's best it is little in the case of maintainer flat
The accessibility scope of platform is bigger.
Description of the drawings
Fig. 1 is the overall structure of one embodiment that the scalable inspection platform that the utility model is related to is in rounding state
Schematic diagram；
Fig. 2 is the overall structure of one embodiment that the scalable inspection platform that the utility model is related to is in deployed condition
Schematic diagram；
Fig. 3 is curved pipe and the channel attached structural representation of bifurcated pipe on vertical shaft that the utility model is related to；
Fig. 4 is the deployed configuration schematic diagram of the scalable inspection platform that the utility model is related to；
Fig. 5 is the gathering structural representation of the scalable inspection platform that the utility model is related to；
Fig. 6 is the structural representation of the one embodiment for the boom hoisting that the utility model is related to；
Fig. 7 is the internal structure schematic diagram of the one embodiment for the maintenance room that the utility model is related to；
Parts, position and numbering in figure：Vertical shaft upper curved section 100, vertical shaft 200, bifurcated pipe passage 1, deflector 2, flange connect
Connect silently 3, water conservancy diversion plate bracing frame 4, scalable inspection platform 5, hanging basket 51, platform 52, guardrail 521, chain 53, driving means
54th, fixed pulley 55, steel wire rope 56, maintenance room 6, boom hoisting 7, electric block 71, rail set 72, control device 8, maintenance is handed over
Logical hole 9.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in further detail, and the direction of arrow is water (flow) direction in figure.
As shown in Figures 1 to 7, a kind of pressure pipeline vertical shaft access path of the present utility model, perpendicular including being vertically arranged in
Bifurcated pipe passage 1 on well upper curved section 100, is removably disposed in the deflector of vertical shaft upper curved section 100 and the joining place of bifurcated pipe passage 1
2, the flange connection silently 3 of the top open part of bifurcated pipe passage 1 is removably disposed in, it is arranged on the inner space of bifurcated pipe passage 1, uses
It is connected silently 3 water conservancy diversion plate bracing frame 4 with flange in connection deflector 2, also including can be in hollow bifurcated pipe passage 1 and vertical shaft
The scalable inspection platform 5 moved up and down in 200.In the center line of vertical shaft 200 and the intersection area perforate of vertical shaft upper curved section 100, lead to
Cross bifurcated pipe and enter vertical shaft, form bifurcated pipe passage 1.The effect of deflector 2 is smoothed out in vertical shaft upper curved section 100 when overhauling
Current, the shape of deflector 2 is identical with the part tube wall shape unloaded in the perforate of vertical shaft upper curved section 100, to reach most
Good guide functions.It is to prevent the gap between deflector 2 and vertical shaft upper curved section 100 from entering that flange connects silently 3 effect
Water go successively to be arranged in the maintenance room 6 on the top of bifurcated pipe passage 1.Because deflector 2 simply plays guide functions, with vertical shaft
It is not what is be tightly connected between upper curved section 100, so needing to arrange flange connection silently 3 at the top of bifurcated pipe passage 1.Water conservancy diversion
The effect of plate bracing frame 4 is the steadiness for connecting silently 3 relative bifurcated pipe passages 1 by flange, and deflector 2 is supported on into reasonable position
Put, play a part of to support and fixed deflector 2.When overhauling, the connection of deflector 2, water conservancy diversion plate bracing frame 4 and flange
Silently 3 it is fixed in bifurcated pipe passage 1 at corresponding position according to default position.But when maintenance is needed, it is necessary to by water conservancy diversion
The connection of plate 2, water conservancy diversion plate bracing frame 4 and flange silently 3 hangs out together bifurcated pipe passage 1, branches off to enter for scalable inspection platform 5
Tube passage 1 concedes space.The connection of deflector 2, water conservancy diversion plate bracing frame 4 and flange silently 3 is preferably integrally connected, conveniently needs inspection
When repairing, three is together hung out bifurcated pipe passage 1 with following boom hoistings 7.When service shaft well 200 is needed, current are first blocked,
Then the deflector 2 of integrally connected, water conservancy diversion plate bracing frame 4 and flange are connected silently 3 from bifurcated pipe passage 1 using boom hoisting 7
Inside hang out, then recycle boom hoisting 7 that the scalable inspection platform 5 for being loaded with staff is hung in into bifurcated pipe passage 1, and then make
Scalable inspection platform 5 further declines, into inside vertical shaft 200.
Specifically, lift by crane for convenience deflector 2, the connection of water conservancy diversion plate bracing frame 4, flange silently 3 and scalable maintenance it is flat
Platform 5, is provided with special boom hoisting 7 in the maintenance room 6 at the top of bifurcated pipe passage 1, and the boom hoisting 7 is used to lift by crane one
The deflector 2 of connection, water conservancy diversion plate bracing frame 4 and flange connection silently 3 and scalable inspection platform 5.Preferably, the lifting
Device 7 includes electric block 71 and rail set 72, and electric block 71 is located on rail set 72.Rail set 72 is fixed on inspection
The top of room 6 is repaiied, electric block 71 can be moved along rail set 72, to adjust the horizontal level of electric block 71.
Specifically, above-mentioned scalable inspection platform 5 includes hanging basket 51 and is arranged on the platform 52 of the periphery of hanging basket 51, platform 52
Can draw in the body of hanging basket 51 and launch to the periphery of hanging basket 51.Can be for staff into the next stop of vertical shaft inside hanging basket 51
It is vertical, can be placing the equipment and instrument of some needs inside hanging basket 51.When whole scalable inspection platform 5 enters vertical shaft
After 200, so that it may launch on platform 52, the outer of the platform 52 after expansion can arrive at the inwall of vertical shaft 200, so that staff
Each place of the inwall of vertical shaft 200 is check that as far as possible.The lateral dimension of the scalable inspection platform 5 after due to gathering compares exhibition
The lateral dimension of the scalable inspection platform 5 after opening is little, therefore, can by the diameter of bifurcated pipe passage 1 arrange with gathering after can
The lateral dimension matching of flexible inspection platform 5, the diameter of bifurcated pipe passage 1 is as far as possible little, i.e., the hole opened on vertical shaft upper curved section 100
It is as far as possible little, so as to reduce the impact to the water flow inside fluidised form of vertical shaft upper curved section 100 as far as possible, while reducing the difficulty of open-celled structure reinforcement
Degree.
Specifically, the expansion of platform 52 and gathering can be realized by subordinate's embodiment, as shown in Figure 4 and Figure 5, described
Scalable inspection platform 5 also includes chain 53 and driving means 54, and driving means 54 are arranged on the bottom of hanging basket 51, the one of chain 53
End is fixed on platform 52, and the other end is bypassed to be arranged on after the fixed pulley 55 of hanging basket middle and upper part and is connected with driving means 54, platform
52 can in the vertical rotate around platform 52 with the junction of hanging basket 51, and driving means 54 are used to receive the short and chain 53 that lengthens, with
The angle for making platform 52 and hanging basket 51 changes between 0 °～90 °.Can be connected using articulated manner between platform 52 and hanging basket 51
Connect.Driving means 54 can be hoist engine, hoist engine receive short chain 53, platform 52 can be made to rotate towards hanging basket 51, so as to
Hanging basket 51 draws in,；Hoist engine lengthens chain 53, and platform can be made 52 to surpass as the outside of hanging basket 51 rotates, so as to launch.
Specifically, in order that platform 52 is more consolidated after launching, as shown in figure 4, the scalable inspection platform 5 is also including more
Bar steel wire rope 56, one end of steel wire rope 56 is fixed on platform 52, is fixed on hanging basket 51, and platform 52 is with the angle of hanging basket 51
When 90 °, all steel wire ropes 56 are in just tension.After platform 52 launches, steel wire rope 56 plays connecting platform 52 and hanging basket 51
Effect, the collective effect of a plurality of steel wire rope 56 can increase the bearing capacity of platform 52.
Specifically, in order that the simple structure of platform 52, and while staff's maintenance can be made to the inner horizontal of vertical shaft 200
360 ° of scope on direction, hanging basket 51 can rotate around the axis of hanging basket 51, and in the relative both sides of hanging basket 51 one is each provided with
Platform 52, the table top of the platform 52 is rectangle, and the both sides of platform 52 are provided with guardrail 521.Two platforms 52 are set, can
So that the symmetrical configuration of whole scalable inspection platform 5, increases the stability of scalable inspection platform 5.By rotating hanging basket 51,
The rotation that two platforms 52 can be made to produce 360 °, makes platform 52 can reach inside vertical shaft 200 everywhere.
Specifically, control for convenience, control device 8 is also included in above-mentioned specific embodiment, control device 8 is used to control
Boom hoisting 7 runs, control hanging basket 51 rotate and platform 52 expansion and gathering, be provided with hanging basket 51 and maintenance room 6
Control device 8, it is convenient in maintenance room 6 and the staff that comes in vertical shaft 200 can control scalable platform 5 and
Other equipment.
Specifically, to guarantee the security of personnel, as shown in fig. 7, being provided with early warning button on control device 8, early warning is pressed
Button is used in case of emergency control the lifting velocity of hanging basket 51 and locking platform 52.
Claims (10)
1. a kind of pressure pipeline vertical shaft access path, it is characterised in that：Including the trouble being vertically arranged on vertical shaft upper curved section (100)
Tube passage (1), is removably disposed in the deflector (2) of vertical shaft upper curved section (100) and bifurcated pipe passage (1) joining place, detachably
Be arranged on bifurcated pipe passage (1) top open part flange connect silently (3), be arranged on bifurcated pipe passage (1) inner space, be used for
Connection deflector (2) is connected the water conservancy diversion plate bracing frame (4) of silently (3) with flange, also including can hollow bifurcated pipe passage (1) with
And the scalable inspection platform (5) moved up and down in vertical shaft (200).
2. a kind of pressure pipeline vertical shaft access path according to claim 1, it is characterised in that：On bifurcated pipe passage (1) top
Be provided with boom hoisting (7) in the maintenance room (6) in portion, the boom hoisting (7) for lift by crane integrally connected deflector (2),
Water conservancy diversion plate bracing frame (4) and flange connect silently (3) and scalable inspection platform (5).
3. a kind of pressure pipeline vertical shaft access path according to claim 2, it is characterised in that：The boom hoisting (7)
Including electric block (71) and rail set (72), electric block (71) is on rail set (72).
4. a kind of pressure pipeline vertical shaft access path according to claim 2, it is characterised in that：The scalable maintenance is flat
Platform (5) is including hanging basket (51) and is arranged on the peripheral platform (52) of hanging basket (51), and platform (52) can draw in hanging basket (51) body
With to hanging basket (51) periphery launch.
5. a kind of pressure pipeline vertical shaft access path according to claim 4, it is characterised in that：The scalable maintenance is flat
Platform (5) also includes chain (53) and driving means (54), and driving means (54) are arranged on hanging basket (51) bottom, the one of chain (53)
End is fixed on platform (52), and the other end is bypassed and is arranged on the fixed pulley (55) of hanging basket middle and upper part afterwards with driving means (54) even
Connect, platform (52) can in the vertical be rotated around platform (52) with hanging basket (51) junction, and driving means (54) are short for receiving
With the chain that lengthens (53) so that the angle of platform (52) and hanging basket (51) changes between 0 °～90 °.
6. a kind of pressure pipeline vertical shaft access path according to claim 5, it is characterised in that：The scalable maintenance is flat
Platform (5) also includes a plurality of steel wire rope (56), and one end of steel wire rope (56) is fixed on platform (52), and the other end is fixed on hanging basket
(51) on, when platform (52) is 90 ° with the angle of hanging basket (51), all steel wire ropes (56) are in just tension.
7. a kind of pressure pipeline vertical shaft access path according to claim 6, it is characterised in that：Hanging basket (51) can be around hanging
The axis rotation of basket (51), in the relative both sides of hanging basket (51) platform (52), the table top of the platform (52) are each provided with
It is rectangle, the both sides of platform (52) is provided with guardrail (521).
8. a kind of pressure pipeline vertical shaft access path according to claim 7, it is characterised in that：Also include control device
(8), control device (8) runs, controls expansion and the receipts of hanging basket (51) rotation and platform (52) for controlling boom hoisting (7)
Hold together, in hanging basket (51) and maintenance room (6) control device (8) is provided with.
9. a kind of pressure pipeline vertical shaft access path according to claim 8, it is characterised in that：On control device (8)
Early warning button is provided with, early warning button is used to control the lifting velocity of hanging basket (51) and locking platform (52).
10. a kind of pressure pipeline vertical shaft access path according to claim 1, it is characterised in that：In bifurcated pipe passage (1)
Heart line overlaps with the center line of vertical shaft (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621220055.4U CN206157774U (en) | 2016-11-11 | 2016-11-11 | Pipeline under pressure shaft access path |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621220055.4U CN206157774U (en) | 2016-11-11 | 2016-11-11 | Pipeline under pressure shaft access path |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206157774U true CN206157774U (en) | 2017-05-10 |
Family
ID=58658521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621220055.4U Active CN206157774U (en) | 2016-11-11 | 2016-11-11 | Pipeline under pressure shaft access path |
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| Country | Link |
|---|---|
| CN (1) | CN206157774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107938725A (en) * | 2017-12-21 | 2018-04-20 | 中冶京诚工程技术有限公司 | Lifting platform of underground comprehensive pipe gallery inspection robot and control method thereof |
-
2016
- 2016-11-11 CN CN201621220055.4U patent/CN206157774U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107938725A (en) * | 2017-12-21 | 2018-04-20 | 中冶京诚工程技术有限公司 | Lifting platform of underground comprehensive pipe gallery inspection robot and control method thereof |
| CN107938725B (en) * | 2017-12-21 | 2023-01-31 | 中冶京诚工程技术有限公司 | Lifting platform of underground comprehensive pipe gallery inspection robot and control method thereof |
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