CN103353255B - Spray head back locking structure of on-line cleaning robot of condenser - Google Patents
Spray head back locking structure of on-line cleaning robot of condenser Download PDFInfo
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- CN103353255B CN103353255B CN201310220622.0A CN201310220622A CN103353255B CN 103353255 B CN103353255 B CN 103353255B CN 201310220622 A CN201310220622 A CN 201310220622A CN 103353255 B CN103353255 B CN 103353255B
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- shower nozzle
- pushing cylinder
- condenser
- flexible pipe
- cleaning robot
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Abstract
The invention discloses a spray head back locking structure of an on-line cleaning robot of a condenser. A spray head is connected with a hose. The structure is characterized by mainly comprising a swinging mechanism, a push cylinder and a base, wherein a hole is formed in a core part of the base; the hose penetrates through the hole of the core part of the base; the swinging mechanism is arranged on the side of the base and near the spray head and mainly comprises a support, a swinging rod and a spring; one end of the swinging rod is propped against the outer circle surface of the hose and the other end of the swinging rod is hinged to the upper end of the support on the base; the spring is arranged between the middle section of the swinging rod and the side of the base; a run-through connecting hole is formed in a core part of the push cylinder; the outer circle surface of the push cylinder penetrates through the hole of the core part of the base. The push cylinder is used for overcoming the spring force to open the swinging rod, so that the swinging rod is not propped against the outer circle surface of the hose; and at the moment that spray head recover is finished, the spring resets to drive the swinging rod to reset, so that the swinging rod is propped against the outer circle surface of the hose again, and anti-excess recovery of the spray head is finished.
Description
Technical field
The present invention relates to a kind of condenser on-line cleaning robot shower nozzle back locking structure, especially a kind of preventing spray head withdrew
Surplus condenser on-line cleaning robot shower nozzle back locking structure.
Background technology
Condenser is one of the capital equipment in thermal power plant, is responsible for the vital task of cooling gas turbine exhaust gas, its work
Making the generating efficiency of the quality to power plant of performance, gross coal consumption rate has important impact.Due to the presence of heat exchange, by copper
Salinity in the cooling water of pipe is constantly separated out during laser heating, form incrustation scale and be simultaneously attached on inner tubal wall, and incrustation scale is deposited
The heat exchange efficiency of condenser is being had a strong impact on, is causing breaking of vacuum in condenser, gross coal consumption rate to rise, cost of electricity-generating is increasing,
Can also cause corrosion of the condenser tubes, fouling of boiler etc. to affect simultaneously, therefore how to remove condenser dirty in time, be thermal power plant
Problem demanding prompt solution.At present, the scale removal mode of plant condenser is divided into offline and online two kinds：Offline cleaning mainly adopts people
Work is cleaned, that is, shut down artificial scrub, as unit capacity increases, takes hydronic unit to increase, and condenser fouling tends to
Difficulty that is universal and serious, becoming artificial scrub, simultaneously because stop cleaning, affects the normal operation of condenser, increases consumption
Take.On-line cleaning uses at present high-pressure water jet on-line cleaning roboticses, is mainly positioned shower nozzle simultaneously using positioner
Send in condenser copper tube mouth, Cleaning by High Pressure Water Jet is carried out to the dirt inside condenser copper tube, send out without the need for stopping transport during cleaning
Group of motors, and clean thorough, pollution-free.But need accurately to be recovered to predeterminated position after the completion of shower nozzle cleaning, because withdrawing
It is surplus that cleaning can be caused to stop, considering that a kind of putting of research withdraws superfluous mechanism for this, solve the above problems.
The content of the invention
The technical problem to be solved is to provide a kind of condenser on-line cleaning robot shower nozzle back locking structure, tool
The characteristics of having preventing spray head to withdraw superfluous.
To solve above-mentioned technical problem, the technical scheme is that：A kind of condenser on-line cleaning robot shower nozzle is anti-
Lock construction, shower nozzle is connected with flexible pipe, and shower nozzle is more than hose diameter with the jet diameters at hose connection position, and its innovative point exists
In：The condenser on-line cleaning robot shower nozzle back locking structure empty set on flexible pipe, mainly by swing mechanism, pushing cylinder and pedestal
Three parts constitute, and the pedestal core perforate, flexible pipe is passed through from the hole of pedestal core；The swing mechanism is disposed in proximity to spray
On the pedestal side of head, mainly including bearing, swing arm and spring, the swing arm is arranged perpendicular to flexible pipe central axis, institute
State swing arm one end to be against on flexible pipe periphery, the swing arm other end is hinged on bearing upper end, the bearing lower end welding
On pedestal side, the spring is arranged between swing arm stage casing and pedestal side；The pushing cylinder core is provided with the company of insertion
Hole is connect, on flexible pipe of the pushing cylinder empty set outside the pedestal side away from shower nozzle, the pushing cylinder periphery is through pedestal core
Kong Zhong, the pushing cylinder is on the swing arm side that the side of shower nozzle is against in swing mechanism.
Further, roller is provided with the swing arm end position being against on flexible pipe periphery in the swing arm, institute
State roller to be against on flexible pipe periphery.
Further, it is described to be provided with one or more groups of swing mechanisms on the pedestal side of shower nozzle.
Further, it is interference fits between the connecting hole and flexible pipe of the pushing cylinder core.
Further, it is interference fits between the hole of the pushing cylinder periphery and pedestal core.
Further, the pushing cylinder is in " T " word with pushing cylinder section away from push pedal, the push pedal is provided with the side of shower nozzle
Type.
Further, a raised limited block is provided with the pushing cylinder periphery, the limited block is against near shower nozzle
In substrate side surfaces.
It is an advantage of the current invention that；Using said structure, moved to shower nozzle direction by pushing cylinder, using pushing cylinder spring is overcome
Power backs down swing arm, so that swing arm is not against on flexible pipe periphery, shower nozzle is reclaimed and terminates moment, by pushing cylinder to away from
Shower nozzle direction is moved, so as to drive swing arm to reset using spring reset so that swing arm is against again on flexible pipe periphery,
Occur so as to complete the superfluous phenomenon for withdrawing of preventing spray head.
Raised limited block is set on pushing cylinder periphery, and the limited block is against in the substrate side surfaces of shower nozzle, using convex
Play limited block and a position-limiting action is played to pushing cylinder so that pushing cylinder is without departing from substrate.
Description of the drawings
With reference to the accompanying drawings and detailed description the present invention is described in further detail.
Fig. 1 is a kind of front view of condenser on-line cleaning robot shower nozzle back locking structure of the invention.
Fig. 2 is a kind of A-A sectional views of condenser on-line cleaning robot shower nozzle back locking structure of the invention.
In figure：1- shower nozzles, 2- flexible pipes, 3- swing mechanisms, 4- pushing cylinders, 5- pedestals, 6- bearings, 7- swing arms, 8- springs, 9-
Roller, 10- push pedals, 11- projection limited blocks.
Specific embodiment
The condenser on-line cleaning robot shower nozzle back locking structure of the present invention, mainly includes swing mechanism 3, pushing cylinder 4 and base
5 three parts of seat.On flexible pipe 2, flexible pipe 2 is connected the condenser on-line cleaning robot shower nozzle back locking structure empty set with shower nozzle 1, and
Shower nozzle 1 at shower nozzle 1 and the link position of flexible pipe 2 is with diameter greater than the diameter of flexible pipe 2.The core perforate of pedestal 5, flexible pipe 2 is from the core of pedestal 5
Hole in pass through.Swing mechanism 3 is disposed in proximity on the side of pedestal 5 of shower nozzle 1, mainly includes bearing 6, swing arm 7 and spring
8, swing arm 7 is arranged perpendicular to the central axis of flexible pipe 2, and the one end of swing arm 7 is against on the periphery of flexible pipe 2, and its swing arm 7 is another
End is hinged on the upper end of bearing 6, and the lower end of bearing 6 is welded on the side of pedestal 5, and spring 8 is arranged at the stage casing of swing arm 7 and pedestal 5
Between side.The core of pushing cylinder 4 is provided with the connecting hole of insertion, flexible pipe 2 of the empty set of pushing cylinder 4 outside the side of pedestal 5 away from shower nozzle 1
On, and the periphery of pushing cylinder 4, through in the hole of the core of pedestal 5, pushing cylinder 4 is against the swing in swing mechanism 3 near the side of shower nozzle 1
On the side of bar 7.
In order that swing arm is preferably contacted with the periphery of flexible pipe 2, it is against in swing arm 7 on the periphery of flexible pipe 2
Roller 9 is set at the end position of swing arm 7, is against on the periphery of flexible pipe 2 using roller 9.While in order to preferably realize swinging
Bar 7 is contacted with the periphery of flexible pipe 2, and on the side of pedestal 5 of shower nozzle 1 one or more groups of swing mechanisms 3 are being provided with.
There is the effect of the advance guiding of pushing cylinder 4 to cause flexible pipe 2, by matching somebody with somebody between the connecting hole and flexible pipe 2 of the core of pushing cylinder 4
Conjunction is designed as interference fits.It is interference fits to cause simultaneously between the hole of the periphery of pushing cylinder 4 and the core of pedestal 5, so that pushing cylinder 4
Periphery plays a part of a guiding to pedestal 5.
In order that swing component 7 preferably contacts pushing cylinder 4, push pedal 10 is provided with side of the pushing cylinder 4 away from shower nozzle 1,
And push pedal 10 is T-shaped with the section of pushing cylinder 4.To cause pushing cylinder 4 without departing from substrate 5, raised limit is set on the periphery of pushing cylinder 4
Position block 11, the raised limited block 11 is against on the side of substrate 5 of shower nozzle 1, and one is played to pushing cylinder 4 using raised limited block 11
Individual position-limiting action.
Concrete course of action is as follows：Pushing cylinder 4 approaches the direction of shower nozzle 1 and moves along flexible pipe 2, so as to pushing cylinder 4 overcomes spring 8
Spring force, backs down the swing arm 7 on the side of substrate 5, so as to the roller 9 of the end of swing arm 7 is no longer against on the periphery of flexible pipe 2,
Flexible pipe 2 is moved forward and backward, such that it is able to complete the loading of shower nozzle 1 and the taking-up that are connected with flexible pipe 2.
Then so that pushing cylinder 4 is moved along flexible pipe 2 away from the direction of shower nozzle 1, so as to spring 8 resets, using spring 8 with movable pendulum
Bearing 6 of the lever 7 on substrate 5 is rotated, and when spring 8 resets completely, the roller 9 of the end of swing arm 7 being connected with spring 8 is just
It is against well on the periphery of flexible pipe 2, so as to block flexible pipe 2 using swing arm 7 so that the flexible pipe 2 of connection shower nozzle 1 rests on default position
Place is put, it is superfluous so as to prevent flexible pipe from reclaiming.
One embodiment of the invention has been described in detail above, but the content is only the invention
Preferred embodiment, it is impossible to be considered as the practical range for limiting the invention.It is all to be made according to the invention application range
Impartial change with improve etc., all should still belong within the patent covering scope of the invention.
Claims (7)
1. a kind of condenser on-line cleaning robot shower nozzle back locking structure, shower nozzle is connected with flexible pipe, and shower nozzle and hose connection position
The jet diameters for putting place are more than hose diameter, it is characterised in that：The condenser on-line cleaning robot shower nozzle back locking structure is empty
It is enclosed within flexible pipe, is mainly made up of swing mechanism, pushing cylinder and the part of pedestal three, the pedestal core perforate, flexible pipe is from base core
Pass through in the hole in portion；The swing mechanism is disposed in proximity on the pedestal side of shower nozzle, mainly including bearing, swing arm and bullet
Spring, the swing arm is arranged perpendicular to flexible pipe central axis, and described swing arm one end is against on flexible pipe periphery, the swing arm
The other end is hinged on bearing upper end, and the bearing lower end is welded on pedestal side, the spring be arranged at swing arm stage casing and
Between pedestal side；The pushing cylinder core is provided with the connecting hole of insertion, the pushing cylinder empty set on flexible pipe, the pushing cylinder periphery
Through in the hole of pedestal core, the pushing cylinder is on the swing arm side that the side of shower nozzle is against in swing mechanism.
2. a kind of condenser on-line cleaning robot shower nozzle back locking structure according to claim 1, it is characterised in that：It is described
Roller is provided with the swing arm end position being against in swing arm on flexible pipe periphery, the roller is against flexible pipe periphery
On.
3. a kind of condenser on-line cleaning robot shower nozzle back locking structure according to claim 1 and 2, it is characterised in that：
It is described to be provided with one or more groups of swing mechanisms on the pedestal side of shower nozzle.
4. a kind of condenser on-line cleaning robot shower nozzle back locking structure according to claim 1, it is characterised in that：It is described
It is interference fits between the connecting hole and flexible pipe of pushing cylinder core.
5. a kind of condenser on-line cleaning robot shower nozzle back locking structure according to claim 1, it is characterised in that：It is described
It is interference fits between the hole of pushing cylinder periphery and pedestal core.
6. a kind of condenser on-line cleaning robot shower nozzle back locking structure according to claim 1, it is characterised in that：It is described
Pushing cylinder is T-shaped with pushing cylinder section away from push pedal, the push pedal is provided with the side of shower nozzle.
7. a kind of condenser on-line cleaning robot shower nozzle back locking structure according to claim 1, it is characterised in that：It is described
A raised limited block is provided with pushing cylinder periphery, the limited block is against in the substrate side surfaces of shower nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310220622.0A CN103353255B (en) | 2013-06-04 | 2013-06-04 | Spray head back locking structure of on-line cleaning robot of condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310220622.0A CN103353255B (en) | 2013-06-04 | 2013-06-04 | Spray head back locking structure of on-line cleaning robot of condenser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103353255A CN103353255A (en) | 2013-10-16 |
| CN103353255B true CN103353255B (en) | 2017-05-10 |
Family
ID=49309649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310220622.0A Active CN103353255B (en) | 2013-06-04 | 2013-06-04 | Spray head back locking structure of on-line cleaning robot of condenser |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5022463A (en) * | 1990-03-08 | 1991-06-11 | Ohmstede Mechanical Services, Inc. | Multi-hose flexible lance tube cleaning system |
| CN1076019A (en) * | 1991-12-18 | 1993-09-08 | 联合能源装置股份公司 | Be used for the pressed water that thermal converter purifies |
| CN1126821A (en) * | 1994-08-12 | 1996-07-17 | 法玛通公司 | Device for cleaning a tube plate of a heat exchanger using a water jet, and use |
| JPH11148798A (en) * | 1997-11-14 | 1999-06-02 | Sugino Mach Ltd | Duct support |
| CN1345410A (en) * | 2000-02-03 | 2002-04-17 | 三菱重工业株式会社 | Descaling device for steam generator |
| CN1664486A (en) * | 2005-02-28 | 2005-09-07 | 中国矿业大学 | Robot technology of on-line cleaning power plant steam condenser using high pressure water jet |
-
2013
- 2013-06-04 CN CN201310220622.0A patent/CN103353255B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5022463A (en) * | 1990-03-08 | 1991-06-11 | Ohmstede Mechanical Services, Inc. | Multi-hose flexible lance tube cleaning system |
| CN1076019A (en) * | 1991-12-18 | 1993-09-08 | 联合能源装置股份公司 | Be used for the pressed water that thermal converter purifies |
| CN1126821A (en) * | 1994-08-12 | 1996-07-17 | 法玛通公司 | Device for cleaning a tube plate of a heat exchanger using a water jet, and use |
| JPH11148798A (en) * | 1997-11-14 | 1999-06-02 | Sugino Mach Ltd | Duct support |
| CN1345410A (en) * | 2000-02-03 | 2002-04-17 | 三菱重工业株式会社 | Descaling device for steam generator |
| CN1664486A (en) * | 2005-02-28 | 2005-09-07 | 中国矿业大学 | Robot technology of on-line cleaning power plant steam condenser using high pressure water jet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103353255A (en) | 2013-10-16 |
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Effective date of registration: 20170810 Address after: 247100 No. 9 Meilin Road, hi tech Industrial Development Zone, Anhui, Chizhou Patentee after: Five end Anhui Clean Energy Technology Co Ltd Address before: 247000 Guichi Industrial Park, Anhui, Chizhou Patentee before: Anhui Huasu Robot Science & Technology Co., Ltd. |