CN114482512A - Hanging basket for installing and overhauling side component of converter valve and operation method - Google Patents
Hanging basket for installing and overhauling side component of converter valve and operation method Download PDFInfo
- Publication number
- CN114482512A CN114482512A CN202210187526.XA CN202210187526A CN114482512A CN 114482512 A CN114482512 A CN 114482512A CN 202210187526 A CN202210187526 A CN 202210187526A CN 114482512 A CN114482512 A CN 114482512A
- Authority
- CN
- China
- Prior art keywords
- converter valve
- installing
- basket
- bottom platform
- hanging basket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
- E04G3/32—Hoisting devices; Safety devices
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/007—Devices and methods for erecting scaffolds, e.g. automatic scaffold erectors
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
- E04G5/141—Railings with an access door or the like therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
- E04G5/144—Railings specific for the lateral, i.e. short side of a scaffold
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
- E04G5/145—Toe boards therefor
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model provides a converter valve side subassembly installation and maintenance are with hanging flower basket, including the bottom platform, the protection rail, the door fence, truckle and couple, be equipped with the operation region on the platform of bottom, the protection rail is located the side of operation region and surrounds the operation region, be equipped with the access & exit on the protection rail, the door fence is located the access & exit, the door fence is articulated with the protection rail, the truckle is located the below of bottom platform, the truckle rotates with the bottom platform to be connected, couple and bottom platform fixed connection, the protection rail includes fixed connection's fence frame and iron sheet, the fence frame is formed by the steel pipe welding, the iron sheet is located the below of fence frame. A method for installing and overhauling a side component of a hanging basket converter valve adopts the hanging basket. The hanging basket can be hung on a valve layer frame of the converter valve through the hook, the operation area is surrounded by the protection fence, and safety protection can be provided for operation personnel.
Description
Technical Field
The invention relates to the field of maintenance devices for side assemblies of converter valves, in particular to a hanging basket for mounting and maintaining the side assemblies of the converter valves and an operation method.
Background
The flexible direct current converter valve is core equipment for realizing flexible direct current transmission. Along with the development of a flexible direct-current transmission technology, the structure of the converter valve gradually tends to be modularized, integrated and large-sized, the converter valve is composed of three levels including a module level, a valve section level and a valve tower level, each level contains a complex and accurate assembly relation, and great challenges are brought to the installation of the converter valve and the maintenance and repair of detailed components in the converter valve. At present, a shear type lift truck is hung and purchased in a preassembly line in a valve hall in the industry to serve the installation process of a converter valve; through the optimized design of the converter valve structure in the form of a 'two half towers plus a maintenance platform between the two half towers', the maintenance of related components in the valve is facilitated.
The installation technology of preassembling the traveling crane and purchasing the shear type lift truck in the valve hall has the problems of high input cost, poor maneuverability, low installation efficiency and the like. The cost of a scissor lift truck meeting the height of the valve tower can reach tens of thousands yuan. In addition, the use frequency of the crane in the installation field is high, and the crane or the lifting car needs to spend more time to complete station conversion, so that the efficiency is low, and the installation progress is restricted.
The structural form of the 'two half towers plus the half tower maintenance platform' ensures the convenience of maintenance and repair of most components on the front surface of the converter valve, but the half tower maintenance platform can not support operators for installing or maintaining and repairing some important components on the side surface of the converter valve, such as a valve cold water pipe.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to: the hanging basket for installing and overhauling the side component of the converter valve and the operation method are high in installation efficiency, flexible and convenient.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a converter valve side subassembly installation and maintenance are with hanging flower basket, including the bottom platform, the protection rail, the door fence, truckle and couple, be equipped with the operation region on the platform of bottom, the protection rail is located the side of operation region and surrounds the operation region, be equipped with the access & exit on the protection rail, the door fence is located the access & exit, the door fence is articulated with the protection rail, the truckle is located the below of bottom platform, the truckle rotates with the bottom platform to be connected, couple and bottom platform fixed connection, the protection rail includes fixed connection's fence frame and iron sheet, the fence frame is formed by the steel pipe welding, the iron sheet is located the below of fence frame. After adopting this kind of structure, hanging flower basket accessible couple hangs on the valve layer frame of converter valve, and the operation area surrounds by the protection rail, can provide safety protection for the operation personnel, and the iron sheet welds on the platform of bottom, constitutes enclosing completely, can prevent that the instrument on the platform from dropping, and the truckle is installed in the bottom of hanging flower basket device, and the whole hanging flower basket of being convenient for removes.
Preferably, the number of the entrances and exits is two, the two entrances and exits are oppositely arranged and are respectively positioned on the front surface and the back surface of the protection fence, and the number of the door fences is two. After the structure is adopted, the access opening arranged on the front side is a first access opening of the operation platform, the access opening arranged on the back side is a second access opening of the operation platform, and the access opening is mainly used for butting the maintenance platform between the half towers and opening the channels on the front side and the side surface of the valve tower.
Preferably, the hanging basket for installing and overhauling the side assembly of the converter valve further comprises a baffle plate for preventing the door fence from rotating outwards, the baffle plate is fixedly connected with the door fence, and when the door fence is closed, the baffle plate abuts against the inner side of the protective fence. After adopting this kind of structure, can prevent that the door grating from outwards rotating the platform, provide the safety guarantee.
Preferably, the bottom platform comprises a steel plate and a plurality of square pipes which are welded in a staggered mode, and the steel plate is located above the square pipes. After the structure is adopted, the electric detection device is convenient for operators to carry some necessary tools or electric detection equipment with larger volume to work on the bottom platform.
Preferably, a reinforcing rib is connected between the hook and the bottom platform. After the structure is adopted, the hanging basket can be hung on the side frame of the converter valve through the hook, the reinforcing ribs can increase the structural strength of the hanging basket, and the hanging basket is prevented from deforming under the action of bending moment.
Preferably, the number of the hooks is four, and the four hooks are arranged linearly. After adopting this kind of structure, can guarantee the stability of hanging flower basket installation.
Preferably, lifting lugs are fixed on two sides of the bottom platform, and lifting holes are formed in the lifting lugs. After the structure is adopted, the hanging basket is hung by the hanging holes, and the hanging basket can be conveniently and rapidly installed on the frame on the side surface of the converter valve.
A converter valve side component mounting and overhauling operation method adopts the hanging basket for mounting and overhauling the converter valve side component, and comprises the following steps:
firstly, transferring a hanging basket for installing and overhauling a converter valve side surface assembly to the side surface of a converter valve;
connecting lifting ropes to lifting lugs on two sides of the bottom platform through shackles, then lifting a lifting basket for installing and overhauling the side component of the converter valve by a travelling crane, and clamping a hook onto a frame of a first layer of valve layer of the converter valve to finish installation;
step three, the operator enters an operation area for operation;
step four, the operator quits the bottom platform, unloads the hanging basket for installing and overhauling the side component of the converter valve and installs the hanging basket on the next valve layer by means of a crane, and then the operator enters an operation area for operation;
step five, repeating the step four until the operation on all valve layers is completed;
and step six, after the operation of all the valve layers is completed, the hooks are detached, and the hanging baskets for installing and overhauling the side assemblies of the converter valve are hung to the ground through a crane and then are transported away.
Before the first step is carried out, the personnel wear necessary safety protection articles and then carry out the transfer of the hanging basket.
In the third step, one operator firstly enters the hanging basket platform, then all the tools, materials or electric detection devices are transferred to the hanging basket platform, and the other operators then enter the hanging basket finishing tools to prepare for operation.
The operation content is that the converter valve side surface assembly is installed, maintained and overhauled, and the operation of fastening a cooling water pipe on the side surface of the converter valve, laying and arranging a communication optical cable, testing the contact resistance of a copper bar and the like is mainly finished. In addition, the maintenance platform between the half towers can be stepped on through the door sill close to one side of the converter valve, and other area operations of the valve tower can be implemented.
In summary, the present invention has the following advantages:
(1) the invention has simple structure, low cost and good compatibility. The hanging basket main body is formed by welding common steel sectional materials, and a simple frame structure forms an operation platform on the side face of the valve tower and forms good matching with the converter valve.
(2) The invention has simple installation, reliable bearing and flexible transportation. The hanging basket is in a suspension mode, can be quickly connected with a frame on the side face of the converter valve, is closed by means of self and load bearing objects to form force, and completes self-locking fixation. Meanwhile, the hanging basket is convenient to disassemble, and switching among valve layers is very conveniently completed.
(3) The invention plays an important alternative role. The hanging basket frees the serious dependence on a field traveling crane or a scissor type lifting vehicle, so that the hanging basket can be used for other work at the same time, and the efficiency of installation, maintenance and overhaul is improved.
Drawings
Figure 1 is a perspective view of a converter valve side assembly mounting and servicing basket.
Figure 2 is a perspective view of another angle of a converter valve side assembly mounting and servicing basket.
Figure 3 is a schematic mounting view of a perspective view of a converter valve side assembly mounting and servicing basket.
Wherein, 1 is the bottom platform, 2 is the iron sheet, 3 is preceding access door fence, 4 are the truckles, 5 are the rail frame, 6 are the couple, 7 are back access door fence, 8 are the strengthening rib, 9 are the lug, 10 are the frame, 11 are for overhauing the platform.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Example one
As shown in fig. 1-2, a hanging flower basket is used in converter valve side subassembly installation and maintenance, including bottom platform 1, the protection rail, the door fence, truckle 4 and couple 6, be equipped with the operation region on the platform of bottom, the protection rail is located the side of operation region and surrounds the operation region, be equipped with the access & exit on the protection rail, the door fence is located the access & exit, the door fence is articulated with the protection rail, the truckle is located the below of bottom platform, the truckle rotates with the bottom platform to be connected, couple and bottom platform fixed connection, the protection rail includes fixed connection's rail frame 5 and iron sheet 2, the rail frame is formed by the steel pipe welding, the iron sheet is located the below of rail frame.
The number of access & exit is two, and two access & exit set up relatively and are located the front and the back of protection rail respectively, and the number of door grating is two. The two door fences are a front access door fence 3 and a rear access door fence 7 respectively, and the front access door fence and the rear access door fence are arranged at an access on the front side and an access on the rear side respectively.
The utility model provides a converter valve side subassembly installation and maintenance are with hanging flower basket still includes and is used for preventing the door grating outward pivoted baffle, baffle and door grating fixed connection, and when the door grating was closed, the baffle supported the inboard of protecting the rail.
The bottom platform includes steel sheet and many crisscross welded square pipes, and the steel sheet is located the top of square pipe. After the structure is adopted, the electric detection device is convenient for operators to carry some necessary tools or electric detection equipment with larger volume to work on the bottom platform.
And a reinforcing rib 8 is connected between the hook and the bottom platform.
The number of the hooks is four, and the four hooks are linearly arranged.
Lifting lugs 9 are fixed on two sides of the bottom platform, and lifting holes are formed in the lifting lugs.
As shown in fig. 3, the method for installing and overhauling the side assembly of the converter valve by using the hanging basket for installing and overhauling the side assembly of the converter valve comprises the following steps:
firstly, transporting a hanging basket for installing and overhauling a converter valve side surface assembly to the side surface of a converter valve;
connecting lifting ropes to lifting lugs on two sides of the bottom platform through shackles, then lifting a lifting basket for installing and overhauling the side component of the converter valve by a travelling crane, and clamping a hook onto a frame 10 of a first layer of valve layer of the converter valve to finish installation;
step three, the operator enters an operation area for operation;
step four, the operator quits the bottom platform, unloads the hanging basket for installing and overhauling the side component of the converter valve and installs the hanging basket on the next valve layer by means of a crane, and then the operator enters an operation area for operation;
step five, repeating the step four until the operation on all valve layers is completed;
and step six, after the operation of all the valve layers is completed, the hooks are detached, and the hanging basket for installing and overhauling the side assemblies of the converter valve is hung to the ground through a crane and then transported away.
Before the first step is carried out, the personnel wear necessary safety protection articles and then carry out the transfer of the hanging basket.
In the third step, one operator firstly enters the hanging basket platform, then all the tools, materials or electric detection devices are transferred to the hanging basket platform, and the other operators then enter the hanging basket finishing tools to prepare for operation.
The operation content is that the converter valve side surface assembly is installed, maintained and overhauled, and the operation of fastening a cooling water pipe on the side surface of the converter valve, laying and arranging a communication optical cable, testing the contact resistance of a copper bar and the like is mainly finished. In addition, the maintenance platform 11 between the half towers can be stepped on through the door sill close to one side of the converter valve, so that other area operations of the valve tower can be implemented.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (8)
1. The utility model provides a converter valve side subassembly installation and maintenance are with hanging flower basket which characterized in that: including the bottom platform, the protection rail, the door fence, truckle and couple, be equipped with the operation region on the platform of bottom, the protection rail is located the side of operation region and surrounds the operation region, be equipped with the access & exit on the protection rail, the door fence is located the access & exit, the door fence is articulated with the protection rail, the truckle is located the below of bottom platform, the truckle rotates with the bottom platform to be connected, couple and bottom platform fixed connection, the protection rail includes fixed connection's rail frame and iron sheet, the rail frame is formed by steel pipe welding, the iron sheet is located the below of rail frame.
2. A basket for installing and servicing a side assembly of a converter valve according to claim 1, wherein: the number of access & exit is two, and two access & exit set up relatively and are located the front and the back of protection rail respectively, and the number of door grating is two.
3. A basket for installing and servicing a side assembly of a converter valve according to claim 1, wherein: the door fence further comprises a baffle used for preventing the door fence from rotating outwards, the baffle is fixedly connected with the door fence, and when the door fence is closed, the baffle abuts against the inner side of the protection fence.
4. A basket for installing and servicing a side assembly of a converter valve according to claim 1, wherein: the bottom platform includes steel sheet and many crisscross welded square pipes, and the steel sheet is located the top of square pipe.
5. A basket for installing and servicing a side assembly of a converter valve according to claim 1, wherein: and a reinforcing rib is connected between the hook and the bottom platform.
6. A basket for installing and servicing a side assembly of a converter valve according to claim 1, wherein: the number of the hooks is four, and the four hooks are linearly arranged.
7. A basket for installing and servicing a side assembly of a converter valve according to claim 1, wherein: lifting lugs are fixed on two sides of the bottom platform, and lifting holes are formed in the lifting lugs.
8. A converter valve side assembly mounting and overhauling operation method, which adopts the hanging basket for mounting and overhauling the converter valve side assembly as claimed in any one of claims 1 to 7, and is characterized in that: the method comprises the following steps:
firstly, transferring a hanging basket for installing and overhauling a converter valve side surface assembly to the side surface of a converter valve;
connecting lifting ropes to lifting lugs on two sides of the bottom platform through shackles, then lifting a lifting basket for installing and overhauling the converter valve side surface assembly by a travelling crane, and clamping a hook onto a frame of a first layer of valve layer of the converter valve to complete installation;
step three, the operator enters an operation area for operation;
step four, the operator quits the bottom platform, unloads the hanging basket for installing and overhauling the side component of the converter valve and installs the hanging basket on the next valve layer by means of a crane, and then the operator enters an operation area for operation;
step five, repeating the step four until the operation on all valve layers is completed;
and step six, after the operation of all the valve layers is completed, the hooks are detached, and the hanging basket for installing and overhauling the side assemblies of the converter valve is hung to the ground through a crane and then transported away.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210187526.XA CN114482512A (en) | 2022-02-28 | 2022-02-28 | Hanging basket for installing and overhauling side component of converter valve and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210187526.XA CN114482512A (en) | 2022-02-28 | 2022-02-28 | Hanging basket for installing and overhauling side component of converter valve and operation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114482512A true CN114482512A (en) | 2022-05-13 |
Family
ID=81485099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210187526.XA Pending CN114482512A (en) | 2022-02-28 | 2022-02-28 | Hanging basket for installing and overhauling side component of converter valve and operation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114482512A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0082290A2 (en) * | 1981-11-11 | 1983-06-29 | Milenko Pupovic | Crane with a movable work platform |
| CN203452012U (en) * | 2013-09-09 | 2014-02-26 | 中建八局第三建设有限公司 | Mobile hanging basket for guard bar outer side construction |
| CN204040435U (en) * | 2014-03-31 | 2014-12-24 | 中国建筑第八工程局有限公司 | High-altitude steel structure welding Hanging Basket |
| CN206799111U (en) * | 2017-05-27 | 2017-12-26 | 常州博瑞电力自动化设备有限公司 | A kind of high voltage direct current converter valve mounting platform |
| CN206798968U (en) * | 2017-06-14 | 2017-12-26 | 武汉客车制造股份有限公司 | Card slot type suspension bracket |
| CN207646611U (en) * | 2017-09-15 | 2018-07-24 | 武汉市市政建设集团有限公司 | The hanging basket platform of sight shield bottom steel plate is stitched in a kind of installation bridge |
-
2022
- 2022-02-28 CN CN202210187526.XA patent/CN114482512A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0082290A2 (en) * | 1981-11-11 | 1983-06-29 | Milenko Pupovic | Crane with a movable work platform |
| CN203452012U (en) * | 2013-09-09 | 2014-02-26 | 中建八局第三建设有限公司 | Mobile hanging basket for guard bar outer side construction |
| CN204040435U (en) * | 2014-03-31 | 2014-12-24 | 中国建筑第八工程局有限公司 | High-altitude steel structure welding Hanging Basket |
| CN206799111U (en) * | 2017-05-27 | 2017-12-26 | 常州博瑞电力自动化设备有限公司 | A kind of high voltage direct current converter valve mounting platform |
| CN206798968U (en) * | 2017-06-14 | 2017-12-26 | 武汉客车制造股份有限公司 | Card slot type suspension bracket |
| CN207646611U (en) * | 2017-09-15 | 2018-07-24 | 武汉市市政建设集团有限公司 | The hanging basket platform of sight shield bottom steel plate is stitched in a kind of installation bridge |
Non-Patent Citations (1)
| Title |
|---|
| "高层建筑整体钢平台模架体系技术标准", 上海：同济大学出版社, pages: 46 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102674131A (en) | Removal apparatus for torque converter and starting motor from auxillary compartment of gas turbine | |
| CN203638060U (en) | Bulkhead type lifting scaffold tooling | |
| CN202322008U (en) | Movable and adjustable multi-functional hoisting frame | |
| CN110216434B (en) | Guide trolley device and method for replacing large ship lift safety reel shaft | |
| CN102849627A (en) | Cathode transporting crown block of transfer system for centralized overhaul of electrolytic bath | |
| CN113071631B (en) | Process for enabling generator set of 18-thousand-ton bulk carrier to enter and exit cabin | |
| CN102431924A (en) | Movable and adjustable multi-functional hoisting frame | |
| CN114482512A (en) | Hanging basket for installing and overhauling side component of converter valve and operation method | |
| CN212599995U (en) | Welding installation equipment for hot-melt welded pipe | |
| CN211107602U (en) | Transfer device for wires and cables | |
| US20220306431A1 (en) | Construction System | |
| CN212289804U (en) | Passenger car brake pipe mounting structure | |
| CN105775174A (en) | Sinking type vacuum container used for environment tests | |
| CN115367616A (en) | Furnace shell hoisting device for blast furnace overhaul and installation and use method thereof | |
| JP6025240B2 (en) | Method for removing torque converter and starting motor from auxiliary compartment of gas turbine | |
| CN212533725U (en) | Planetary walking trolley for detecting and maintaining main cable and sling of suspension bridge | |
| CN212245864U (en) | Special lifting appliance for assembling hydraulic container | |
| CN208327150U (en) | New engineering machinery repairs platform | |
| CN109353935B (en) | Transfer platform of bank container crane | |
| CN220452389U (en) | Frock is dismantled to LNG unloading arm front and back drive hydraulic cylinder | |
| CN217867633U (en) | High-altitude in-place machine for heat exchanger | |
| CN215711085U (en) | Borrowing lifting appliance for lifting vertical expansion joint of GIL lower-layer tubular bus | |
| CN212129957U (en) | A quick assembly disassembly wire rope conductor rope wheel carrier for prestressing force construction stretch-draw platform | |
| CN218028885U (en) | Coal conveying trestle maintenance operation platform of thermal power factory | |
| CN221318907U (en) | Hoisting balance beam of prefabricated cabin type booster station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |