CN108798483A - The device of smelting progress is checked when being smelted convenient for metallic silicon microwave - Google Patents
The device of smelting progress is checked when being smelted convenient for metallic silicon microwave Download PDFInfo
- Publication number
- CN108798483A CN108798483A CN201810601345.0A CN201810601345A CN108798483A CN 108798483 A CN108798483 A CN 108798483A CN 201810601345 A CN201810601345 A CN 201810601345A CN 108798483 A CN108798483 A CN 108798483A
- Authority
- CN
- China
- Prior art keywords
- front apron
- support shaft
- smelting
- sucker
- convenient
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/24—Non-hinged free-standing ladders
- E06C1/26—Non-hinged free-standing ladders in one piece
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/39—Ladders having platforms; Ladders changeable into platforms
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/397—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders characterised by having wheels, rollers, or runners
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
- E06C7/505—Anchors being adapted to fix a ladder to a vertical structure, e.g. ladder hooks
Abstract
The invention discloses the devices that smelting progress is checked when being smelted convenient for metallic silicon microwave, it include the ladder landing platform with front apron, it is provided with support shaft in plate face far from ladder version on the front apron of the ladder landing platform, the axis of the support shaft is perpendicular to front apron, one end is connect with front apron, one end far from front apron is provided with several connection components on its side wall, the connection component includes the telescopic rod that sequentially connected length can lock, spring and sucker, the axis of the telescopic rod is just intersecting with the axis of support shaft, one end of telescopic rod and support axis connection, the other end of telescopic rod is connect by spring with sucker, the adsorption plane of the sucker is backwards to front apron.Through the invention, the convenience that packaged type ladder landing platform uses is improved, when staff being avoided to climb Mobile ladder platform, ladder landing platform occurs the case where moving or shaking during staff climbs.
Description
Technical field
The present invention relates to Material Fields, and in particular to the device of smelting progress is checked when being smelted convenient for metallic silicon microwave.
Background technology
Metallic silicon is also known as silicon metal or industrial silicon, is mainly used for the additive as non-ferrous alloy.Metallic silicon is
By quartz and the product smelted in electrothermal furnace of coke, the content of principal component element silicon 98% or so, remaining impurity be iron,
Aluminium, calcium etc..Silicon is one of semimetal, is once called as " silicon ".Fusing point is 1420 DEG C, and density is 2.34 grams per cubic centimeter.Matter is hard and crisp.
Acid is not dissolved at normal temperatures, is soluble in alkali.The property of metallic silicon is close with germanium, lead, tin, has semiconductor property.Silicon is in the earth's crust
Middle resource is extremely abundant, is only second to oxygen, and a quarter for taking up an area shell gross weight is more, exists with silica or silicate patterns.
Most pure silicon mineral is quartz or silica.There are two types of allotropes for silicon:One kind is burgundy amorphous powder, and property is active,
It can burn in air；Another kind is the crystal (crystalline silicon) that property is stablized.General silica and quartz are for glass and other build
Material, good quartz is for making alloy, metal and monocrystalline.
Silicon is largely used to smelt makees alloying element in steel and iron industry at Antaciron, is restored in a variety of metal smelts
Agent.Good constituent element in silicon or aluminium alloy, most cast aluminium alloy golds all contain silicon.Silicon is the original of electronics industry hyperpure silicon
Material, the electronic device that ultrapure single crystal silicon semiconductor is done have many advantages, such as small, light-weight, good reliability and long lifespan.Mixed with
High power transistor, rectifier and solar cell made of the silicon single crystal of specific trace impurity are better than made of germanium single crystal.
The trichlorosilane produced with silicon, can prepare hundreds of kinds of silicone lubricants and waterproofing compound etc..In addition, silicon carbide can be ground
Material, the quartz ampoule that high-purity silicon oxide makes are the important materials of high pure metal smelting and illuminator.Micropore silico-calcium thermal insulation material
Micropore silico-calcium thermal insulation material is a kind of excellent thermal insulation material.It has that thermal capacity is small, high mechanical strength, thermal coefficient are low, no
The features such as burning, non-toxic and tasteless, cleavable, convenient transportation, it can be widely used for the various heating power such as metallurgy, electric power, chemical industry, ship and set
On standby and pipeline.
In the smelting of metallic silicon, timing is needed to check the smelting situation in smelting furnace, it is big due to smelting furnace volume, it checks
When, need staff to need to climb upper ladder landing platform.It, can be in smelting if existing ladder landing platform is fixedly connected with smelting furnace
Furnace is cleaned and is brought inconvenience in safeguarding, influences to clean and that safeguards is smoothed out；And ladder landing platform setting is being smelted
Stove side, and ladder landing platform can be moved, and when staff climbs ladder landing platform at this time, need other staff hand steered solid
Surely ladder landing platform is lived, to prevent ladder landing platform from occurring the case where moving or shaking during staff climbs, causes smelting
The inconvenience checked.
Invention content
Present invention aims at providing convenient for checking the device of smelting progress when the smelting of metallic silicon microwave, staff is solved
When climbing ladder landing platform, need other staff is hand steered to fix ladder landing platform, to prevent ladder landing platform in staff
The case where moving or shake in climbing occurs, and causes the inconvenient problem smelted and checked.Therefore the present invention, which designs, is convenient for
Metallic silicon microwave checks the device of smelting progress when smelting, to design a kind of and smelting furnace dismantling connection ladder landing platform, and
So that this ladder landing platform is fixed on by the equipment of any shape, improves the convenience that packaged type ladder landing platform uses, avoid
When staff climbs Mobile ladder platform, ladder landing platform occurs the case where moving or shaking during staff climbs,
Ladder landing platform is fixed without other staff are hand steered, when being smelted convenient for metallic silicon microwave related personnel check smelt into
Degree.
The present invention is achieved through the following technical solutions：
The device that smelting progress is checked when being smelted convenient for metallic silicon microwave includes the ladder landing platform with front apron, in institute
It states and is provided with support shaft in the plate face far from ladder version on the front apron of ladder landing platform, the axis of the support shaft is perpendicular to front
Plate, one end are connect with front apron, and one end far from front apron is provided with several connection components, the connection on its side wall
Component includes telescopic rod, spring and the sucker that sequentially connected length can lock, the axis of the telescopic rod and the axis of support shaft
Line just intersects, and one end and the support axis connection of telescopic rod, the other end of telescopic rod are connect by spring with sucker, the sucker
Adsorption plane is backwards to front apron.
When using ladder landing platform, to the side that ladder landing platform is moved to smelting furnace, then by sucker suction in smelting furnace
Side.When the suctorial adsorption plane of institute is not parallel, can by flexural spring so that sucker is parallel with corresponding adsorption plane,
To make sucker steadily be adsorbed on absorbate body；Meanwhile when needing flexural spring, the length of spring is made to become larger
When, when sucker is pulled up in order to avoid the reply deformation power of spring is excessive, can first make the telescopic rod length of side, then adsorb sucker, from
And improve the stability of sucker suction.
In cleaning or repair and maintenance smelting furnace, sucker is pulled up, ladder landing platform is then removed.
Through the invention, the convenience that packaged type ladder landing platform uses is improved, avoids staff from climbing mobile
When ladder landing platform, ladder landing platform occurs the case where moving or shaking during staff climbs, without other work people
Member is hand steered to fix ladder landing platform, and related personnel checks smelting progress when being smelted convenient for metallic silicon microwave；Simultaneously as sucker can
To change the position of adsorption plane by the corresponding spring of bending, therefore ladder landing platform may be also secured at surface irregularity
By equipment, the scope of application of the present invention is expanded.
The cooperation etc. of atmospheric pressure pole, hydraulic stem or screw rod and thread barrel may be used in telescopic rod.
Further, the telescopic rod include bolt and be sequentially connected and coaxial line mounting cylinder and mobile bar, it is described
One end of mounting cylinder and support axis connection, one end of mobile bar are inserted into the centre bore of mounting cylinder, the other end and bullet of mobile bar
Spring connects, and the threaded one end far from support shaft connects on one end of the bolt and the side wall of mounting cylinder, and rotation bolt can make
The bar portion end of bolt is contacted with the side wall of mobile bar.
When increasing or shortening telescopic rod, to loose unloading bolt, mobile bar is then moved, when mobile bar is moved to suitable position
Afterwards, screwing bolts.
Further, the cross section of the centre bore of the mounting cylinder is rectangle, the cross sectional dimensions and peace of the mobile bar
The cross sectional dimensions of the centre bore of fitted tube is consistent.
Cross section is rectangle, increases the seal face of bolt, improves mobile bar and the synchronism of mounting cylinder.
Further, adapter is provided between the spring and sucker, the adapter includes connecting shaft and fixation
One end of block, the fixed block is connect with spring, and a terminal filament of one end and connecting shaft on fixed block far from front apron connects, described
The other end of connecting shaft is connect with sucker.
Sucker is due to using rubber, in long-term use, rubber meeting aging, therefore fixed block is connect with axial filament is connect, just
In the sucker for replacing aging, the maintenance cost in later stage is reduced.
Further, it is provided with screw rod between the support shaft and front apron, tapped through hole is provided on front apron,
It is connected by one end of ball pin and screw rod close to one end of front apron in the support shaft, the other end of the screw rod passes through front
Plate, and be threadedly coupled with tapped through hole.
Support shaft and screw rod ball-joint, convenient for when being unable to adjust ladder landing platform position, by adjusting the position of support shaft
More easily to install sucker；Meanwhile by screw rod and front apron dismantling connection, convenient for the later maintenance to connection component, and
Whether connection component is used conducive to user's selectivity.
Further, one end far from support shaft is provided with swivel plate on the screw rod, and the swivel plate is parallel to spiral shell
The axis of bar, one end far from screw rod is provided with through-hole on swivel plate.
It is more effortless when the setting of swivel plate is convenient for rotation screw rod.
Compared with prior art, the present invention having the following advantages and advantages：
1, the device that smelting progress is checked when the present invention smelts convenient for metallic silicon microwave, improves packaged type ladder landing platform
The convenience used, avoid staff climb Mobile ladder platform when, ladder landing platform staff climb in move or
The case where person shakes occurs, and fixes ladder landing platform without other staff are hand steered, when being smelted convenient for metallic silicon microwave
Related personnel checks smelting progress；Simultaneously as sucker can change the position of adsorption plane by the corresponding spring of bending, because
This ladder landing platform may be also secured at by the equipment of surface irregularity, expand the scope of application of the present invention；
2, the device of smelting progress is checked when the present invention smelts convenient for metallic silicon microwave, cross section is rectangle, is increased
The seal face of bolt improves mobile bar and the synchronism of mounting cylinder；
3, the device of smelting progress, support shaft and screw rod ball-joint are checked when the present invention smelts convenient for metallic silicon microwave, just
In when being unable to adjust ladder landing platform position, sucker is more easily installed by adjusting the position of support shaft；Meanwhile passing through spiral shell
Whether bar and front apron dismantling connection convenient for the later maintenance to connection component, and use connection group conducive to user's selectivity
Part.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of another visual angle present invention；
Fig. 3 is the structural schematic diagram of connection component；
Fig. 4 is the vertical section structure schematic diagram of Fig. 3；
Fig. 5 is the structural schematic diagram at another visual angle of connection component；
Fig. 6 is the structural schematic diagram of support shaft.
Label and corresponding parts title in attached drawing：
1- ladder landing platforms, 2- front aprons, 3- ladder versions, 4- support shafts, 5- telescopic rods, 6- springs, 7- suckers, 8- bolts,
9- mounting cylinders, 10- mobile bars, 11- connecting shafts, 12- fixed blocks, 13- screw rods, 14- ball pins, 15- swivel plates, 16- through-holes.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1
As shown in figs 1 to 6, the device of smelting progress is checked when the present invention smelts convenient for metallic silicon microwave, including before having
The ladder landing platform 1 of baffle 2 is provided with support shaft 4 on the front apron 2 of the ladder landing platform 1 in the plate face of separate ladder version 3,
The axis of the support shaft 4 is connect perpendicular to front apron 2, one end with front apron 2, and one far from front apron 2 on its side wall
End is provided with several connection components, and the connection component includes telescopic rod 5,6 and of spring that sequentially connected length can lock
The axis of sucker 7, the telescopic rod 5 is just intersecting with the axis of support shaft 4, and one end of telescopic rod 5 is connect with support shaft 4, stretches
The other end of bar 5 is connect by spring 6 with sucker 7, and the adsorption plane of the sucker 7 is backwards to front apron 2.
When using ladder landing platform 1, to the side that ladder landing platform is moved to smelting furnace, sucker 7 is then adsorbed on smelting
The side of stove.It, can be by flexural spring 6 so that sucker 7 and corresponding adsorption plane when the adsorption plane of all suckers 7 is not parallel
It is parallel, to make sucker 7 steadily be adsorbed on absorbate body；Meanwhile when needing flexural spring 6, make the length of spring 6
When becoming larger, when sucker is pulled up in order to avoid the reply deformation power of spring 6 is excessive, can first make 5 length of side of telescopic rod, then inhale
Accessory sucker 7, to improve the stability of sucker suction.
In cleaning or repair and maintenance smelting furnace, sucker 7 is pulled up, then removes ladder landing platform 1.
Through the invention, the convenience that packaged type ladder landing platform uses is improved, avoids staff from climbing mobile
When ladder landing platform, ladder landing platform occurs the case where moving or shaking during staff climbs, without other work people
Member is hand steered to fix ladder landing platform, and related personnel checks smelting progress when being smelted convenient for metallic silicon microwave；Simultaneously as sucker 7
The position of adsorption plane can be changed by corresponding spring 6 of bending, therefore ladder landing platform may be also secured at concave-convex surface not
By flat equipment, the scope of application of the present invention is expanded.
Embodiment 2
Spring 6 is spiral compression spring.
Embodiment 3
The present embodiment is illustrated to telescopic rod 5 on the basis of embodiment 1.
As shown in figs 1 to 6, the device of smelting progress, the telescopic rod are checked when the present invention smelts convenient for metallic silicon microwave
5 include bolt 8 and are sequentially connected and the mounting cylinder 9 and mobile bar 10 of coaxial line, one end of the mounting cylinder 9 and support shaft 4
One end of connection, mobile bar 10 is inserted into the centre bore of mounting cylinder 9, and the other end of mobile bar 10 is connect with spring 6, the bolt
8 one end is connect with the threaded one end far from support shaft 4 on the side wall of mounting cylinder 9, and rotation bolt 8 can make the bar portion of bolt 8
End is contacted with the side wall of mobile bar 10.
When increasing or shortening telescopic rod 5, to loose unloading bolt 8, mobile bar 10 is then moved, when mobile bar 10 is moved to properly
Behind position, screwing bolts 8.
Further, the cross section of the centre bore of the mounting cylinder 9 be rectangle, the cross sectional dimensions of the mobile bar 10 with
The cross sectional dimensions of the centre bore of mounting cylinder 9 is consistent.
Cross section is rectangle, increases the seal face of bolt 8, improves the synchronism of mobile bar 10 and mounting cylinder 9.
Embodiment 5
The present embodiment is illustrated to the fixation of sucker 7.
As shown in figs 1 to 6, the device that smelting progress is checked when the present invention smelts convenient for metallic silicon microwave, in the spring
Adapter is provided between 6 and sucker 7, the adapter includes connecting shaft 11 and fixed block 12, one end of the fixed block 12
Connect with spring 6, one end and a terminal filament of connecting shaft 11 on fixed block 12 far from front apron 2 connect, the connecting shaft 11 it is another
One end is connect with sucker 7.
Sucker 7 is due to using rubber, in long-term use, rubber can aging, therefore by fixed block 12 and connecting shaft 11
It connects, is conveniently replaceable the sucker 7 of aging, reduces the maintenance cost in later stage.
Embodiment 6
The present embodiment is illustrated to the fixation of support shaft 4.
As shown in figs 1 to 6, the device that smelting progress is checked when the present invention smelts convenient for metallic silicon microwave, in the support
It is provided with screw rod 13 between axis 4 and front apron 2, is provided with tapped through hole on front apron 2, close to front in the support shaft 4
One end of plate 2 is connect by ball pin 14 with one end of screw rod 13, and the other end of the screw rod 13 passes through front apron 2, and and screw thread
Through hole whorl connects.
Support shaft 4 and 13 ball-joint of screw rod, convenient for when being unable to adjust ladder landing platform position, by adjusting support shaft 4
Sucker 7 is more easily installed in position；Meanwhile by screw rod 13 and 2 dismantling connection of front apron, convenient for the later stage to connection component
It safeguards, and whether connection component is used conducive to user's selectivity.
Further, one end far from support shaft 4 on the screw rod 13 is provided with swivel plate 15, and the swivel plate 15 is flat
For row in the axis of screw rod 13, one end far from screw rod 13 on swivel plate 15 is provided with through-hole 16.
It is more effortless when the setting of swivel plate 15 is convenient for rotation screw rod 13.
Embodiment 7
There are three the connection components, and symmetrical along the axis centre of support shaft 4.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (7)
- The device that smelting progress is checked when 1. being smelted convenient for metallic silicon microwave, includes the ladder landing platform (1) with front apron (2), It is characterized in that：On the front apron (2) of the ladder landing platform (1) support shaft is provided in the plate face far from ladder version (3) (4), the axis of the support shaft (4) is connect perpendicular to front apron (2), one end with front apron (2), on its side wall far from before One end of baffle (2) is provided with several connection components, the connection component include sequentially connected length can lock it is flexible The axis of bar (5), spring (6) and sucker (7), the telescopic rod (5) is just intersecting with the axis of support shaft (4), telescopic rod (5) One end is connect with support shaft (4), and the other end of telescopic rod (5) is connect by spring (6) with sucker (7), the suction of the sucker (7) Attached face is backwards to front apron (2).
- 2. checking the device of smelting progress when the smelting according to claim 1 convenient for metallic silicon microwave, it is characterised in that：Institute It includes bolt (8) and the mounting cylinder (9) and mobile bar (10) for being sequentially connected simultaneously coaxial line, the mounting cylinder to state telescopic rod (5) (9) one end is connect with support shaft (4), and one end of mobile bar (10) is inserted into the centre bore of mounting cylinder (9), mobile bar (10) The other end is connect with spring (6), one end of the bolt (8) and one end spiral shell far from support shaft (4) on the side wall of mounting cylinder (9) Line connects, and rotating bolt (8) can be such that the bar portion end of bolt (8) is contacted with the side wall of mobile bar (10).
- 3. checking the device of smelting progress when the smelting according to claim 2 convenient for metallic silicon microwave, it is characterised in that：Institute The cross section for stating the centre bore of mounting cylinder (9) is rectangle, the center of the cross sectional dimensions and mounting cylinder (9) of the mobile bar (10) The cross sectional dimensions in hole is consistent.
- 4. checking the device of smelting progress when the smelting according to claim 1 convenient for metallic silicon microwave, it is characterised in that：? Adapter is provided between the spring (6) and sucker (7), the adapter includes connecting shaft (11) and fixed block (12), institute The one end for stating fixed block (12) is connect with spring (6), one end on fixed block (12) far from front apron (2) and connecting shaft (11) One terminal filament connects, and the other end of the connecting shaft (11) is connect with sucker (7).
- 5. checking the device of smelting progress when the smelting according to claim 1 convenient for metallic silicon microwave, it is characterised in that：? It is provided with screw rod (13) between the support shaft (4) and front apron (2), tapped through hole, the branch are provided on front apron (2) One end in support axis (4) close to front apron (2) is connect by ball pin (14) with one end of screw rod (13), the screw rod (13) it is another One end passes through front apron (2), and is threadedly coupled with tapped through hole.
- 6. checking the device of smelting progress when the smelting according to claim 5 convenient for metallic silicon microwave, it is characterised in that：? One end far from support shaft (4) is provided with swivel plate (15) on the screw rod (13), and the swivel plate (15) is parallel to screw rod (13) axis, one end far from screw rod (13) is provided with through-hole (16) on swivel plate (15).
- 7. checking the device of smelting progress when the smelting according to claim 1 convenient for metallic silicon microwave, it is characterised in that：Institute It states there are three connection components, and symmetrical along the axis centre of support shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601345.0A CN108798483B (en) | 2018-06-12 | 2018-06-12 | Convenient for checking the device of smelting progress when the smelting of metallic silicon microwave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601345.0A CN108798483B (en) | 2018-06-12 | 2018-06-12 | Convenient for checking the device of smelting progress when the smelting of metallic silicon microwave |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108798483A true CN108798483A (en) | 2018-11-13 |
| CN108798483B CN108798483B (en) | 2019-08-27 |
Family
ID=64085281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810601345.0A Active CN108798483B (en) | 2018-06-12 | 2018-06-12 | Convenient for checking the device of smelting progress when the smelting of metallic silicon microwave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108798483B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5833081A (en) * | 1997-01-21 | 1998-11-10 | Smith; Lawrence L. | Universal hanger |
| CN2350232Y (en) * | 1997-10-02 | 1999-11-24 | 杨赐灿 | Adjustable locating structure of shade device for windscreen of car |
| CN203925267U (en) * | 2014-06-06 | 2014-11-05 | 孙久信 | File administration Anti-slipping ladder |
| CN204416277U (en) * | 2015-01-21 | 2015-06-24 | 河北工业大学 | A kind of hand-held glass holder |
| CN204717300U (en) * | 2015-06-03 | 2015-10-21 | 郑州凯雪冷链股份有限公司 | Adsorption type multipurpose is adjustable holding device |
| CN207033327U (en) * | 2017-05-27 | 2018-02-23 | 天津通安变压器有限公司 | A kind of ladder for high-power transformer |
-
2018
- 2018-06-12 CN CN201810601345.0A patent/CN108798483B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5833081A (en) * | 1997-01-21 | 1998-11-10 | Smith; Lawrence L. | Universal hanger |
| CN2350232Y (en) * | 1997-10-02 | 1999-11-24 | 杨赐灿 | Adjustable locating structure of shade device for windscreen of car |
| CN203925267U (en) * | 2014-06-06 | 2014-11-05 | 孙久信 | File administration Anti-slipping ladder |
| CN204416277U (en) * | 2015-01-21 | 2015-06-24 | 河北工业大学 | A kind of hand-held glass holder |
| CN204717300U (en) * | 2015-06-03 | 2015-10-21 | 郑州凯雪冷链股份有限公司 | Adsorption type multipurpose is adjustable holding device |
| CN207033327U (en) * | 2017-05-27 | 2018-02-23 | 天津通安变压器有限公司 | A kind of ladder for high-power transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108798483B (en) | 2019-08-27 |
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