CN208087165U - A kind of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform - Google Patents
A kind of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform Download PDFInfo
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- CN208087165U CN208087165U CN201820593823.3U CN201820593823U CN208087165U CN 208087165 U CN208087165 U CN 208087165U CN 201820593823 U CN201820593823 U CN 201820593823U CN 208087165 U CN208087165 U CN 208087165U
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- hoistable platform
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- burner hearth
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Abstract
Hoistable platform is overhauled the utility model is related to a kind of convenient modular thermal power plant boiler burner hearth, and maintenance hoistable platform includes lifting assembly, walk on stage component and suspension assembly, and component of walking on stage includes frame, connector, table top, fold mechanism and connection leg；Frame is arranged on the outside of table top, and the side of the main limb of frame is equipped with groove body, and frame is located at fold mechanism both ends；Connector is arranged in the side of the main limb of frame, and connector one end is placed in inside the groove body of the main limb of frame；Table top is arranged in frame side, and table top is mounted on connector upper end；Fold mechanism is arranged between the frame at both ends, and there are connection leg in fold mechanism both sides；Connection leg stretches into the main limb inside cavity of frame and is fixedly connected with frame.The utility model mitigates the dead weight of maintenance hoistable platform, reduces the labor intensity that workers carry in installation process overhauls hoistable platform, reduces peace and tears the time of guardrail open and mitigate the dead weight of maintenance hoistable platform, to realize Fast Installation and the dismounting of maintenance hoistable platform.
Description
Technical field
The utility model is related to a kind of convenient modular thermal power plant boiler burner hearths to overhaul hoistable platform, and in particular to a kind of
When roof of the furnace, water-cooling wall and water-cooling screen overhaul in boiler furnace in middle or small heat (fire) power plant, operating personnel or more is transported in carrying
Hoistable platform is overhauled in the work of reciprocating working.
Background technology
Currently, the maintenance hoistable platform that the maintenance of thermal power plant boiler burner hearth uses, is walked on stage due to the working face of tiling and is all made of
Welding or bending steel construction are formed, and are caused maintenance hoistable platform integrally to conduct oneself with dignity larger, are led to install front and back carrying work compared with expense
When it is laborious.On the other hand, since the hoisting mechanism of boiler hearth overhauling hoistable platform is using 4 pole rotating speed 1400r/min's
Threephase asynchronous machine, when starting and stopping maintenance hoistable platform, its upper and lower amplitude is larger, not steady enough, is also easy to produce rushing for moment
Power is hit, the steel wire rope to overhauling hoistable platform promotion is pulled larger, and there are some potential safety problemss.Secondly, because of hoisting mechanism
On maintenance hoistable platform in burner hearth, the first top steel outside burner hearth of the wire rope rope promotion is needed when installation every time
It is not only time-consuming and larger to the damage of steel wire rope in structure, the U-shaped ring card installation method of steel wire rope or tighten insufficient strength all
Steel wire rope is be easy to cause to fall off or be broken.
Utility model content
The utility model is in view of the deficienciess of the prior art, provide a kind of convenient modular thermal power plant boiler burner hearth maintenance
On the one hand hoistable platform overhauls the dead weight of hoistable platform by mitigation, reduce workers carry in installation process and overhaul hoistable platform
Labor intensity；On the other hand the time for tearing guardrail and furnace roof hanging steel rope open by shortening peace realizes maintenance hoistable platform
Fast Installation and dismounting；Reach the startup of maintenance hoistable platform steadily by a set of frequency conversion electric control system and stopping is slow just
Position, damage of the impact force to steel wire rope to be generated when reducing startup and stopping, improving the safety of maintenance hoistable platform entirety
Property.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of convenient modular thermal power plant boiler burner hearth
Hoistable platform is overhauled, the maintenance hoistable platform includes lifting assembly, walk on stage component and suspension assembly, and the component of walking on stage includes
Frame, connector, table top, fold mechanism and connection leg；The frame is arranged on the outside of the table top, the side of the main limb of frame
Equipped with groove body, frame is located at the fold mechanism both ends；The connector is arranged in the side of the main limb of the frame, connector one
End is placed in inside the groove body；The table top is arranged in the inside of the frame, and table top is mounted on the connector upper end；It is described
Fold mechanism is arranged between the frame described in both ends, and the fold mechanism includes folding rotation axis and connection leg, the folding
Rotation axis is hinged using axis pin, die casting one-pass molding, and the folding rotation axis both sides are equipped with the connection leg, the connection branch
Leg stretches into the main limb inside cavity of frame and is fixedly connected with frame.
A kind of convenient modular thermal power plant boiler burner hearth as described above overhauls hoistable platform, the maintenance hoistable platform frame
Frame does the main limb of its both sides using the poroid aluminium alloy extrusions of rectangle, and four sides of the poroid aluminium alloy extrusions of rectangle, which are designed, to be carried
Groove body, the groove body are in convex, can also facilitate while increasing proximate matter structural strength between proximate matter and link；Groove body may be used also simultaneously
To realize the arbitrary adjustment of guardrail seat, facilitate the installation of guardrail.
A kind of convenient modular thermal power plant boiler burner hearth as described above overhauls hoistable platform, the maintenance hoistable platform frame
Frame upper surface is equipped with guardrail, and the guardrail is connect by casing seat with connector.Guardrail is bent using a whole pipe or square tube
90 ° of angle one-pass moldings are inserted into connector in the groove body of the poroid aluminium alloy extrusions of rectangle, burn-on guardrail casing seat in connector,
The arbitrary adjustment that guardrail casing seat may be implemented, facilitates the installation of guardrail, by being welded on the guardrail on guardrail top between guardrail
Casing seat realization is reliably connected.
A kind of convenient modular thermal power plant boiler burner hearth as described above overhauls hoistable platform, and the table top uses steel plate
Net, diamond plate or punched-plate.According to the inside dimension of hoistable platform, expanded metal lath, diamond plate or punched-plate are placed on connector
Manufactured component is as table top.
A kind of convenient modular thermal power plant boiler burner hearth as described above overhauls hoistable platform, and the fold mechanism includes folding
Folded rotation axis and connection leg, the folding rotation axis are hinged using axis pin.It is arranged between a pair of of folding frame a set of
The folding rotation axis both sides of the fold mechanism of die cast, the fold mechanism are equipped with the connection leg, can be inserted into frame both sides
The poroid aluminium alloy extrusions cavity of rectangle in, pass through bolt in the poroid aluminium alloy extrusions groove body of rectangle and frame both sides
Main limb is securely joined together, and realizes the function for folding of walking on stage.
A kind of convenient modular thermal power plant boiler burner hearth as described above overhauls hoistable platform, and the lifting assembly includes electricity
Motivation, the motor synchronize electromagnetic brake motor using three-phase permanent, and each motor connects a frequency converter.Promotion group
Part synchronizes electromagnetic brake motor by the three-phase permanent of four 6 pole rotating speed 1000r/min, passes through a set of frequency conversion electric control system
Operation.When startup, excitation voltage is braked by 99V and immediately opens electromagnetic braking magnet, and four motors then pass through frequency converter
Control frequency and electric current progressively reach rated frequency and electric current, to realize that it is slow that maintenance hoistable platform starts；When stopping, 6
The three-phase permanent of pole rotating speed 1000r/min synchronizes under the driving of electromagnetic brake motor, and it is steady to realize that maintenance hoistable platform stops.
A kind of convenient modular thermal power plant boiler burner hearth as described above overhauls hoistable platform, and the suspension assembly includes
Heavy chain item, hoisting chain one end are connected with strong ring, and hoisting chain other end, which is connected with, unloads retaining ring.
Further, the suspension assembly includes steel wire rope, and described steel wire rope one end is equipped with lantern ring, described to unload retaining ring and lantern ring
Connection.Using its both ends of hoisting chain retaining ring is unloaded by the way that 1 oval strong ring of butterfly button connection and 1 are U-shaped respectively.?
One, steel wire rope is firmly installed by heart lantern ring with the U-shaped rope card of steel wire rope or steel wire loop collet.It is each to overhaul hoistable platform
When installation, 4 special hoisting chains are met rotating around safety top coefficient outside burner hearth is tied up on the steel construction of intensity requirement, so
Afterwards again the U-shaped heart lantern ring for unloading retaining ring and connecting 2 steel wire ropes of each hoisting chain, the hole held successfully respectively from furnace roof is by steel wire
The rope other end, which introduces burner hearth, can play the function of securely being promoted.
A kind of convenient modular thermal power plant boiler burner hearth as described above overhauls hoistable platform, and the connector is welded with anti-
Fall off hook, and left and right is respectively provided with a pair of of dropping-proof hook in the groove body of the main limb trailing flank of frame of the back-end framework transverse direction.?
A connector is respectively installed in the groove body of plane and trailing flank on the main limb of the poroid aluminium alloy extrusions of rectangle of back-end framework transverse direction, is prevented
The hook that falls off welds together with upper and lower two connectors；In the main limb groove body of the poroid aluminium alloy extrusions of rectangle of back-end framework transverse direction
A pair of of dropping-proof hook is respectively set in left and right, is placed in an interior filler rod between dropping-proof hook, had both ensured have between two dropping-proof hooks
Certain mounting distance, and it can be made to horizontally slip.
Welding or the integrated steel-structure of bending form are used instead the poroid aluminium alloy section assembly chain of rectangle by the utility model
Binding structure, it is whole to use dismountable model structural design, each component that meet the inspection manhole from arbitrary shape and size
Into in boiler furnace, one time integral hanging is completed.Mitigate the dead weight of maintenance hoistable platform, reduces worker in installation process
Carry the labor intensity of maintenance hoistable platform.The mounting means for changing guardrail, made into using a whole pipe by pipe welding or
Square tube 90-degree bent angle once formed type reduces the time that peace tears guardrail open.It needs to fasten and dismantle steel wire rope U when each installation
Type ring card makes furnace roof suspension hoisting chain component into, and the time for shortening furnace roof suspension, dismantling steel wire rope realizes maintenance hoistable platform
Fast Installation and dismounting；It is effectively protected steel wire rope, steel wire rope service wear is reduced, prolongs the service life, eliminates steel wire rope U
Type ring card installation method tightens human accident hidden danger caused by insufficient strength.By using Frequency Converter Control and motor
Make 6 pole 1000r/min rotating speeds into, realize the startup of maintenance hoistable platform slowly and stop stable function, reduces maintenance lifting
Because the impact force of generation pulls power to boom hoist cable when platform starts and stops, to increase the safety of maintenance hoistable platform
Coefficient, while extending the service life of steel wire rope.
The utility model is related to electric control system by the four motor synchronous lifting of a set of frequency converter operation and control,
To realize that it is slow in place that maintenance hoistable platform starts steadily and stops；Structure type can mitigate the dead weight of maintenance hoistable platform, drop
Workers carry overhauls the labor intensity of hoistable platform in low installation process, reduce peace tear open guardrail and furnace roof hanging steel rope when
Between, to realize Fast Installation and the dismounting of maintenance hoistable platform.The maintenance hoistable platform can bypass water during rising
It is each to burner hearths inner combustion chamber above sections such as roof of the furnace, water-cooling wall and water-cooling screens to realize that once mounting can be overhauled for cold screen
A working face for needing to overhaul.
Description of the drawings
Fig. 1 is that convenient modular thermal power plant boiler burner hearth overhauls hoistable platform overlooking structure diagram；
Fig. 2 is that convenient modular thermal power plant boiler burner hearth overhauls hoistable platform side structure schematic view；
Fig. 3 is connector and guardrail connection diagram；
Fig. 4 is fold mechanism structural schematic diagram；
Fig. 5 is dropping-proof hook structural schematic diagram；
Fig. 6 is dropping-proof hook connection diagram；
Fig. 7 is the hoisting chain structural schematic diagram of suspension assembly；
Fig. 8 is the steel cord structure schematic diagram of suspension assembly.
Specific implementation mode
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings to this
The specific implementation mode of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be much to implement different from other manner described here, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" packet
Include any and all combinations of one or more relevant Listed Items.
As depicted in figs. 1 and 2, a kind of convenient modular thermal power plant boiler burner hearth overhauls hoistable platform, the maintenance lifting
Platform includes lifting assembly, walk on stage component and suspension assembly, and the component of walking on stage includes frame 1, connector 2, table top 3, folds
Mechanism 4 and connection leg 5；The setting of the frame 1 is equipped with groove body 6 in 4 both ends of the fold mechanism, the side of frame 1；The company
Fitting 2 includes the first connector 2.1, the second connector 2.2 and third connector 2.3, and the setting of connector 2 is led in the frame 1
The side of limb, 2 one end of connector are placed in inside the groove body 6；The table top 3 is arranged in the inside of the frame 1, and table top 3 is pacified
Mounted in 2 upper end of the connector；Between the setting of the fold mechanism 4 frame 1 described in controlling two groups, 4 both sides of fold mechanism are set
There is the connection leg 5；The connection leg 5 is stretched into 1 main limb cavity 19 of frame and is fixedly connected with frame 1.
In one embodiment of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform, the maintenance hoistable platform frame
It is in convex that frame 1, which uses the poroid aluminium alloy extrusions of rectangle, the groove body 6,.Hoistable platform frame 1 is overhauled to close using the poroid aluminium of rectangle
Metal type material does the main limb 18 at its both ends, and four sides of the poroid aluminium alloy extrusions of rectangle carry convex groove body 6, increase proximate matter
It can also facilitate while structural strength and link between proximate matter；The arbitrary adjustment of guardrail casing seat 8, side may be implemented in groove body 6 simultaneously
Just the installation of guardrail 7.
Referring to Fig. 3, in one embodiment of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform, described first connects
2.1 upper end of fitting is equipped with guardrail 7, is connected by guardrail casing seat 8 between the first connector 2.1 and guardrail 7.Guardrail 7 uses one
The slot of the poroid aluminium alloy extrusions of rectangle is inserted into two the first connectors 2.1 in whole pipe or the angle one-pass molding of square tube 90-degree bent
In body 6, burn-ons guardrail casing seat 8 in the first connector 2.1, the arbitrary adjustment of guardrail casing seat 8 may be implemented, facilitate guardrail 7
Installation, realized by being welded on the guardrail casing seat 9 on 7 top of guardrail between guardrail 7 and be reliably connected.
In one embodiment of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform, the table top 3 uses steel plate
Net, diamond plate or punched-plate.According to the inside dimension of maintenance hoistable platform frame 1, expanded metal lath, decorative pattern are placed on connector 2
Component is as table top 3 made of plate or punched-plate.
Referring to Fig. 4, in one embodiment of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform, the folding machine
Structure 4 includes folding rotation axis 10 and connection leg 5, and the folding rotation axis 10 is hinged using axis pin.In a pair of of folding frame
The fold mechanism 4 of a set of die cast is set between frame 1, and the folding rotation axis both sides of the fold mechanism 4 of the die cast are equipped with
The connection leg 5 can be inserted into the poroid aluminium alloy extrusions cavity of rectangle 19 of 1 both sides of frame, poroid by being mounted on rectangle
The main limb in bolt in aluminium alloy extrusions groove body 6 and 1 both sides of frame 18 is securely joined together, and realizes the function for folding of walking on stage.
In one embodiment of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform, the lifting assembly includes electricity
Motivation, the motor synchronize electromagnetic brake motor using three-phase permanent, and each motor connects a frequency converter.Promotion group
Part synchronizes electromagnetic brake motor by the three-phase permanent of four 6 pole rotating speed 1000r/min, passes through a set of frequency conversion electric control system
Operation.When startup, excitation voltage is braked by 99V and immediately opens electromagnetic braking magnet, and four motors then pass through frequency converter
Control frequency and electric current progressively reach rated frequency and electric current, to realize that it is slow that maintenance hoistable platform starts；When stopping, 6
The three-phase permanent of pole rotating speed 1000r/min synchronizes under the driving of electromagnetic brake motor, and it is steady to realize that maintenance hoistable platform stops.
It is described in one embodiment of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform referring to Fig. 7 and Fig. 8
Suspension assembly includes hoisting chain 11, and 11 one end of hoisting chain is connected with strong ring 12, and 11 other end of hoisting chain is connected with
Unload retaining ring 13.The suspension assembly includes steel wire rope 14, and 14 one end of the steel wire rope is equipped with lantern ring 15, described to unload retaining ring 13 and set
Ring 15 connects.1 oval strong ring 12 and 1 U are connected by butterfly button 16 respectively using its both ends of hoisting chain 11
Type unloads retaining ring 13.In steel wire rope, 14 1 are firmly installed by heart shape lantern ring 15 with U-shaped rope card or steel wire loop collet.Maintenance
When hoistable platform is installed every time, 4 special hoisting chains 11 are wanted rotating around tying up to safety top coefficient outside burner hearth and meet intensity
On the steel construction asked, then again the U-shaped heart lantern ring 15 for unloading retaining ring 13 and connecting 2 steel wire ropes of each hoisting chain, respectively
Steel wire rope other end introducing burner hearth can be played the function of securely being promoted by the hole held successfully from furnace roof.
It is described in one embodiment of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform referring to Fig. 5 and Fig. 6
Second connector 2.2 and third connector 2.3 are welded with dropping-proof hook 17, after the main limb of frame of 1 rear end of frame transverse direction
Left and right is respectively provided with a pair of of dropping-proof hook 17 in the groove body 6 of side.The poroid aluminium alloy extrusions master of rectangle of transverse direction in 1 rear end of frame
One the second connector 2.2 and third connector 2.3, dropping-proof hook 17 are respectively installed on limb in the groove body 6 of plane and trailing flank
Weld together with upper and lower two the second connectors 2.2 and third connector 2.3；The poroid aluminium of rectangle of 1 rear end of frame transverse direction closes
A pair of of dropping-proof hook is respectively set in left and right in the main limb groove body 6 of metal type material, is placed in an interior filler rod between dropping-proof hook, both ensures two
There is certain mounting distance between a dropping-proof hook 17, and it can be made to horizontally slip.
The utility model is according to boiler furnace internal diameter size, and using integral module structure design, and each component can expire
Foot enters from the inspection manhole of arbitrary shape and size in boiler furnace, and one time integral hanging is completed.Overhaul hoistable platform
Surrounding fully ensures that convenient modular maintenance hoistable platform is rising with a distance from water-cooling wall within 350mm after installation is complete
During can bypass water-cooling screen, realize that once mounting can overhaul and arrive the stoves chamber inner combustion such as roof of the furnace, water-cooling wall, water-cooling screen
The working face that above section each needs in room overhaul.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of convenient modular thermal power plant boiler burner hearth overhauls hoistable platform, the maintenance hoistable platform include lifting assembly,
It walks on stage component and suspension assembly, it is characterised in that：The component of walking on stage includes frame, connector, table top, fold mechanism and connection
Supporting leg；The frame is arranged on the outside of the table top, and the side of the main limb of frame is equipped with groove body, and frame is located at the fold mechanism two
End；The connector is arranged in the side of the main limb of the frame, and connector one end is placed in inside the groove body；The table top setting
In the inside of the frame, table top is mounted on the connector upper end；The fold mechanism be arranged both ends the frame it
Between, fold mechanism both sides are provided with the connection leg；The connection leg stretches into the main limb inner cavity of the frame and consolidates with frame
Fixed connection.
2. a kind of convenient modular thermal power plant boiler burner hearth according to claim 1 overhauls hoistable platform, it is characterised in that：
The frame of the maintenance hoistable platform is decided limb using the poroid aluminium alloy extrusions of rectangle, and the groove body of the main limb of frame is in type
Type.
3. a kind of convenient modular thermal power plant boiler burner hearth according to claim 1 overhauls hoistable platform, it is characterised in that：
The frame upper surface of the maintenance hoistable platform is equipped with guardrail, and the guardrail is connect by casing seat with connector.
4. a kind of convenient modular thermal power plant boiler burner hearth according to claim 3 overhauls hoistable platform, it is characterised in that：
The guardrail of the maintenance hoistable platform uses a whole pipe or the angle one-pass molding of square tube 90-degree bent.
5. a kind of convenient modular thermal power plant boiler burner hearth according to claim 1 overhauls hoistable platform, it is characterised in that：
The table top uses expanded metal lath, diamond plate or punched-plate.
6. a kind of convenient modular thermal power plant boiler burner hearth according to claim 1 overhauls hoistable platform, it is characterised in that：
The fold mechanism includes folding rotation axis and connection leg, and the folding rotation axis is hinged using axis pin, die casting one-pass molding；
The folding rotation axis both sides are equipped with the connection leg.
7. a kind of convenient modular thermal power plant boiler burner hearth according to claim 1 overhauls hoistable platform, it is characterised in that：
The lifting assembly includes motor, and the motor synchronizes electromagnetic brake motor using three-phase permanent, and each motor connects
Connect a frequency converter.
8. a kind of convenient modular thermal power plant boiler burner hearth according to claim 1 overhauls hoistable platform, it is characterised in that：
The suspension assembly includes hoisting chain, and hoisting chain one end is connected with strong ring, and the hoisting chain other end, which is connected with, unloads retaining ring.
9. a kind of convenient modular thermal power plant boiler burner hearth according to claim 8 overhauls hoistable platform, it is characterised in that：
The suspension assembly includes steel wire rope, and described steel wire rope one end is equipped with lantern ring, and the retaining ring that unloads is connect with lantern ring.
10. a kind of convenient modular thermal power plant boiler burner hearth according to claim 1 overhauls hoistable platform, feature exists
In：The connector is welded with dropping-proof hook, and left and right is each in the groove body of the main limb trailing flank of frame of the back-end framework transverse direction
Equipped with a pair of of dropping-proof hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820593823.3U CN208087165U (en) | 2018-04-24 | 2018-04-24 | A kind of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820593823.3U CN208087165U (en) | 2018-04-24 | 2018-04-24 | A kind of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform |
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| Publication Number | Publication Date |
|---|---|
| CN208087165U true CN208087165U (en) | 2018-11-13 |
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ID=64051935
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|---|---|---|---|
| CN201820593823.3U Active CN208087165U (en) | 2018-04-24 | 2018-04-24 | A kind of convenient modular thermal power plant boiler burner hearth maintenance hoistable platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299329A (en) * | 2020-11-03 | 2021-02-02 | 无锡瑞吉德机械有限公司 | Boiler furnace overhauls platform with foldable basket that attaches |
-
2018
- 2018-04-24 CN CN201820593823.3U patent/CN208087165U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299329A (en) * | 2020-11-03 | 2021-02-02 | 无锡瑞吉德机械有限公司 | Boiler furnace overhauls platform with foldable basket that attaches |
| CN112299329B (en) * | 2020-11-03 | 2023-09-15 | 无锡瑞吉德机械有限公司 | Folding auxiliary basket for boiler furnace maintenance platform |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 264000 Haixin Road, Fangyuan Industrial Park, Haiyang City, Yantai City, Shandong Province Patentee after: Shandong jindaocheng Machinery Co.,Ltd. Address before: 264006 No. 8, Haixin Road, Fangyuan Industrial Park, Haiyang City, Yantai City, Shandong Province Patentee before: HAIYANG JINDAOCHENG MACHINERY CO.,LTD. |
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| CP03 | Change of name, title or address |