CN108302293A - Supporting rack is installed temporarily with equipment in a kind of rack drives formula Coal Mine - Google Patents
Supporting rack is installed temporarily with equipment in a kind of rack drives formula Coal Mine Download PDFInfo
- Publication number
- CN108302293A CN108302293A CN201810113986.1A CN201810113986A CN108302293A CN 108302293 A CN108302293 A CN 108302293A CN 201810113986 A CN201810113986 A CN 201810113986A CN 108302293 A CN108302293 A CN 108302293A
- Authority
- CN
- China
- Prior art keywords
- rack
- fixedly connected
- coal mine
- drives formula
- plate
- 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
- 239000003245 coal Substances 0.000 title claims abstract description 28
- 238000013016 damping Methods 0.000 claims abstract description 23
- 230000000694 effects Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract description 17
- 238000009434 installation Methods 0.000 abstract description 8
- 230000013011 mating Effects 0.000 abstract description 4
- 239000000571 coke Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of rack drives formula Coal Mines to install supporting rack temporarily with equipment, manpower rotates handler, to make gear be rotated, band carry-over bar and movable plate are moved, therefore limiting plate is extruded on the shell of mining equipment, mining equipment is limited, reversed manpower rotates handler, rack and movable plate can be made to move backward, it is easy to operate, quick to make limiting plate not be in contact in the shell with mining equipment, it has been increased to installation effectiveness, make the fixation of mining equipment holding position, improves device security;Due to damping the mating reaction of groove and damping projection, the rotation of Rotational Cylindrical needs certain external force, to make limiting plate when carrying out squeezing limit to device housings, prevents Rotational Cylindrical from rotating easily, the fixation of holding position;Supporting leg disassembly and installation is convenient, is readily transported, easy to use while ensure that firm performance;Several legs fold to side can be reduced space when not in use.
Description
Technical field
The present invention relates to mining equipment technical field, specifically a kind of rack drives formula Coal Mine is installed temporarily with equipment
Supporting rack.
Background technology
Coal is for modernization industry, either heavy industry or light industry;Either energy industry, metallurgical work
Industry, chemical industry, mechanical industry or light and textile industries, food industry, transportation, all play an important role, various
Industrial department will all consume a certain amount of coal to a certain extent, therefore someone claims coal to be industrial " real grain ".
One of the main energy sources that human world uses since being 18th century.Although the critical positions of present coal are gradually by oil institute
Instead of, but within the quite a long time from now on, increasingly exhausted due to petroleum resources, inevitable trend is decayed, and coal because
Huge for reserves, scientific and technical rapid development in addition, the new technologies such as flo gasifying of coal reach its maturity, and are used widely, coal
It is coke production big country and coke city of the world that charcoal, which will become one of the irreplaceable energy in human being's production life China,
The leading exporter of field.2003, global coke output was 3.9 hundred million tons, and China Coke yield reaches 1.78 hundred million tons, accounts for about the whole world
The 46% of total output.In terms of outlet, Kuomintang-Communist exports 14,750,000 tons of coking coal in 2003, and 4,580,000 tons of middle outlet European Union accounts for about
1/3.2004, middle Kuomintang-Communist exported 14,720,000 tons of coke, is equivalent to the 56% of global coke total trade volume, international Coke Market is still
Supply falls short of demand.A total of about 327,000,000 tons of China Coke yield in 2008, in January, 2009 to September coke output 25276.87 ten thousand
Ton.
Since some small-sized mining equipments need to move back and forth position, but mining area is with a varied topography, some places are very
Hardly possible vehicles drive can only lean on manpower, and during the installation process, since mining area sundries is more, is mounted directly and holds on the ground
Damage easily is generated to equipment, some existing mounting support structures are complicated, and installation steps are cumbersome, and not convenient for transportation.
Invention content
The purpose of the present invention is to provide a kind of rack drives formula Coal Mines to install supporting rack temporarily with equipment, to solve
The problems mentioned above in the background art.
To achieve the above object, the present invention provides the following technical solutions:
Supporting rack is installed in a kind of rack drives formula Coal Mine temporarily with equipment, including Collapsible support device and mounted on folding branch
The support plate on support arrangement top, the left and right sides of the upper surface of the support plate be respectively fixedly connected with it is several to fixed plate, it is each pair of
The opposite side of fixed plate offers sliding slot respectively, and sliding panel, the opposite side one of pair of sliding plate are slidably connected in sliding slot
It is body formed to have rack, gear is provided between each pair of fixed plate, the mounting hole of gear is fixedly connected with Rotational Cylindrical, the bottom of Rotational Cylindrical
The lower part of support plate is extended at end and Rotational Cylindrical rotates with support plate and connect, and the lower surface of the support plate is equipped with rotation resistance
Buddhist nun's structure, Rotational Cylindrical pass through rotary damping structure, the upper surface of each pair of movable plate to be respectively fixedly connected with the limit positioned at not homonymy
Position plate.
As a further solution of the present invention:The Collapsible support device includes mutually being fixedly connected with support plate lower surface
Vertical beam is provided with the supporting leg of several inclined shapes on the outside of the vertical beam, and the top of supporting leg is fixedly connected with towards vertical beam
The middle of first cambered surface limiting plate, supporting leg is fixedly connected with the second cambered surface limiting plate towards vertical beam by connecting rod, supporting leg
Side is provided with the tilting bar that both ends are mutually fixedly connected with connecting rod and supporting leg top respectively, and the surface activity of tilting bar is socketed with
Cylinder, the surface of sleeve is fixedly connected with hook pawl.
As further scheme of the invention:The range of tilt angles of the tilting bar and connecting rod is 50-75 °.
As further scheme of the invention:The supporting leg is at least three.
As further scheme of the invention:The lower part of the supporting leg and vertical beam has been fixedly connected with bottom plate.
As further scheme of the invention:The fixed case is at least provided with two.
As further scheme of the invention:The bottom end of the Rotational Cylindrical is fixedly connected with handler.
As further scheme of the invention:The rotary damping structure includes being fixedly connected on support plate lower surface
Fixed ring, Rotational Cylindrical pass through fixed ring, the inner wall of fixed ring to be uniformly provided with several damping slots along its circumferencial direction, are located at and fix
The surface one topic topic of the Rotational Cylindrical inside ring forms damping projection.
As further scheme of the invention:The damping projection is in the shape of a hemispheroid.
As further scheme of the invention:Fixed bonding has protective pad on the limiting plate.
Compared with prior art, the beneficial effects of the invention are as follows:
1, manpower rotates handler, and to make gear be rotated, band carry-over bar and movable plate are moved, therefore limiting plate squeezes
It is pressed on the shell of mining equipment, mining equipment is limited, reversed manpower rotates handler, you can makes rack and movable plate
Reverse movement, it is easy to operate, quick to make limiting plate not be in contact in the shell with mining equipment, it has been increased to installation effect
Rate makes the fixation of mining equipment holding position, improves device security;
2, due to the mating reaction of damping groove and damping projection, the rotation of Rotational Cylindrical needs certain external force, to make
Limiting plate prevents Rotational Cylindrical from rotating easily, the fixation of holding position when carrying out squeezing limit to device housings;
3, supporting leg disassembly and installation is convenient, is readily transported, easy to use while ensure that firm performance;
4, several legs fold to side can be reduced space when not in use.
Description of the drawings
Fig. 1 is the structural schematic diagram that a kind of rack drives formula Coal Mine installs supporting rack with equipment temporarily;
Fig. 2 installs the left view schematic diagram of supporting rack for the rack drives formula Coal Mine described in Fig. 1 temporarily with equipment;
Fig. 3 be in Fig. 2 B to schematic diagram;
Fig. 4 is the schematic cross-sectional view of line A-A in Fig. 2;
Fig. 5 installs the line B-B schematic cross-sectional view of supporting rack for the rack drives formula Coal Mine described in Fig. 1 temporarily with equipment.
Specific implementation mode
The technical solution of this patent is described in more detail With reference to embodiment.
- 5 are please referred to Fig.1, supporting rack, including folding support dress are installed in a kind of rack drives formula Coal Mine temporarily with equipment
It sets and the support plate 2 mounted on Collapsible support device top, the left and right sides of the upper surface of the support plate 2 has been respectively fixedly connected with
Several to fixed plate 4, the opposite side of each pair of fixed plate 4 offers sliding slot respectively, slidably connects sliding panel 13 in sliding slot, and one
The side opposite to sliding panel 13 is provided with gear 15, the installation of gear 15 integrally formed with rack 20 between each pair of fixed plate 4
Hole is fixedly connected with Rotational Cylindrical 16, and the bottom end of Rotational Cylindrical 16 extends the lower part of support plate 2 and Rotational Cylindrical 16 turns with 2 phase of support plate
The lower surface of dynamic connection, the support plate 2 is equipped with rotary damping structure, and Rotational Cylindrical 16 passes through rotary damping structure, Mei Duiyi
The upper surface of movable plate 13 is respectively fixedly connected with the limiting plate 14 positioned at not homonymy;
Mining equipment is placed in support plate 2, manpower rotates handler 20, to make gear 15 be rotated, band carry-over bar
20 and movable plate 13 moved, therefore limiting plate 14 is extruded on the shell of mining equipment, is limited to mining equipment, instead
Handler 20 is rotated to manpower, you can so that rack 20 and movable plate 13 is moved backward, to make limiting plate 14 not set with mining
Standby shell is in contact, easy to operate, quick, has been increased to installation effectiveness, and the fixation of mining equipment holding position, raising is made to set
Standby safety;
The Collapsible support device includes the vertical beam 1 being mutually fixedly connected with 2 lower surface of support plate, the outside setting of the vertical beam 1
There are the supporting leg 6 of several inclined shapes, the top of supporting leg 6 to be fixedly connected with the first cambered surface limiting plate 7 towards vertical beam 1, supporting leg 6
Middle the second cambered surface limiting plate 8 towards vertical beam 1 is fixedly connected with by connecting rod 5, the side of supporting leg 6 is provided with both ends point
The tilting bar 10 not being fixedly connected mutually with connecting rod 5 and 6 top of supporting leg, the surface activity of tilting bar 10 are socketed with sleeve 11, sleeve
11 surface, which is fixedly connected with, hooks pawl 12;
By on several supporting legs 6 the first cambered surface limiting plate 7 and the second cambered surface limiting plate 8 it is uniformly distributed resist vertical beam 1, and pawl 12 will be hooked
Vertical beam 1 is hooked, then firmly moves down sliding sleeve 11, it is several since the effect of tilting bar 10 makes hook pawl 12 hook vertical beam 1
The mating reaction of supporting leg to quickly make 1 holding position of vertical beam stablize, and supporting leg tear open 6 unload with it is easy for installation, be readily transported,
It is easy to use while ensure that firm performance, and several supporting legs 6 can be folded to side when not in use, subtract
Small space.
The range of tilt angles of the tilting bar 10 and connecting rod 5 is 50-75 °.
The supporting leg 6 is at least three.
The lower part of the supporting leg 6 and vertical beam 1 has been fixedly connected with bottom plate 9, and foundation bolt is equipped on bottom plate 9.
The fixed case 3 is at least provided with two.
The bottom end of the Rotational Cylindrical 16 is fixedly connected with handler 17.
The rotary damping structure includes being fixedly connected on the fixed ring 18 of 2 lower surface of support plate, and Rotational Cylindrical 16 passes through solid
Determine ring 18, the inner wall of fixed ring 18 is uniformly provided with several damping slots along its circumferencial direction, is located at described inside fixed ring 18
The surface one topic topic of Rotational Cylindrical 16 forms damping projection 19;
Due to damping the mating reaction of groove and damping projection 19, the rotation of Rotational Cylindrical 16 needs certain external force, to
Make limiting plate 14 when carrying out squeezing limit to device housings, prevents Rotational Cylindrical 16 from rotating easily, the fixation of holding position.
The damping projection 19 is in the shape of a hemispheroid.
Fixed bonding has protective pad on the limiting plate 14.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " setting ", " phase
Even " and " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;
It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements.For this field
Those of ordinary skill for, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention, and any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (10)
1. supporting rack is installed in a kind of rack drives formula Coal Mine with equipment temporarily, including Collapsible support device and mounted on folding
The support plate on support device top, which is characterized in that the left and right sides of the upper surface of the support plate has been respectively fixedly connected with several
To fixed plate, the opposite side of each pair of fixed plate offers sliding slot respectively, and sliding panel, pair of sliding plate are slidably connected in sliding slot
Opposite side is provided with gear, the mounting hole of gear is fixedly connected with rotation integrally formed with rack between each pair of fixed plate
The bottom end of column, Rotational Cylindrical extends the lower part of support plate and Rotational Cylindrical rotates with support plate and connect, the following table of the support plate
Face is equipped with rotary damping structure, and Rotational Cylindrical passes through rotary damping structure, and the upper surface of each pair of movable plate has been respectively fixedly connected with
Positioned at the limiting plate of not homonymy.
2. supporting rack is installed in rack drives formula according to claim 1 Coal Mine with equipment temporarily, which is characterized in that institute
It includes the vertical beam being mutually fixedly connected with support plate lower surface to state Collapsible support device, and it is in incline to be provided on the outside of the vertical beam several
The supporting leg of oblique shape, the top of supporting leg are fixedly connected with the first cambered surface limiting plate towards vertical beam, and the middle of supporting leg passes through company
Bar is fixedly connected with the second cambered surface limiting plate towards vertical beam, the side of supporting leg be provided with both ends respectively with connecting rod and supporting leg top
The surface activity of the tilting bar being mutually fixedly connected, tilting bar is socketed with sleeve, and the surface of sleeve is fixedly connected with hook pawl.
3. supporting rack is installed in rack drives formula according to claim 2 Coal Mine with equipment temporarily, which is characterized in that institute
The range of tilt angles for stating tilting bar and connecting rod is 50-75 °.
4. supporting rack is installed in rack drives formula according to claim 2 Coal Mine with equipment temporarily, which is characterized in that institute
It states supporting leg and is at least three.
5. supporting rack is installed in rack drives formula according to claim 2 Coal Mine with equipment temporarily, which is characterized in that institute
The lower part for stating supporting leg and vertical beam has been fixedly connected with bottom plate.
6. supporting rack is installed in rack drives formula according to claim 1 Coal Mine with equipment temporarily, which is characterized in that institute
Fixed case is stated at least provided with two.
7. supporting rack is installed in rack drives formula according to claim 1 Coal Mine with equipment temporarily, which is characterized in that institute
The bottom end for stating Rotational Cylindrical is fixedly connected with handler.
8. supporting rack is installed in rack drives formula according to claim 1 Coal Mine with equipment temporarily, which is characterized in that institute
It includes being fixedly connected on the fixed ring of support plate lower surface to state rotary damping structure, Rotational Cylindrical pass through fixed ring, fixed ring it is interior
Wall is uniformly provided with several damping slots along its circumferencial direction, is located at the surface one topic topic molding of the Rotational Cylindrical inside fixed ring
There is damping projection.
9. supporting rack is installed in rack drives formula according to claim 8 Coal Mine with equipment temporarily, which is characterized in that institute
Damping projection is stated to be in the shape of a hemispheroid.
10. supporting rack is installed in rack drives formula according to claim 1 Coal Mine with equipment temporarily, which is characterized in that
Fixed bonding has protective pad on the limiting plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810113986.1A CN108302293A (en) | 2018-02-05 | 2018-02-05 | Supporting rack is installed temporarily with equipment in a kind of rack drives formula Coal Mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810113986.1A CN108302293A (en) | 2018-02-05 | 2018-02-05 | Supporting rack is installed temporarily with equipment in a kind of rack drives formula Coal Mine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108302293A true CN108302293A (en) | 2018-07-20 |
Family
ID=62864379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810113986.1A Pending CN108302293A (en) | 2018-02-05 | 2018-02-05 | Supporting rack is installed temporarily with equipment in a kind of rack drives formula Coal Mine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108302293A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108916567A (en) * | 2018-07-27 | 2018-11-30 | 陕西学前师范学院 | A kind of foot-supporting frame of geography geology surveying instrument |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107190992A (en) * | 2017-07-12 | 2017-09-22 | 张翔 | A kind of construction precast floor slab adjusting supporting device |
CN206514033U (en) * | 2017-03-06 | 2017-09-22 | 邵东县周官桥东市小学 | A kind of Portable teaching equipment supports fixed support |
CN107366804A (en) * | 2017-07-11 | 2017-11-21 | 合肥哨商信息技术有限公司 | A kind of display base applied widely |
CN107435790A (en) * | 2017-09-27 | 2017-12-05 | 合肥棠凯科技有限公司 | A kind of strong computer display base of protectiveness |
CN107620850A (en) * | 2017-11-13 | 2018-01-23 | 梁兆寇 | Television fixing device |
CN206962363U (en) * | 2017-07-18 | 2018-02-02 | 刘文军 | Pipe laying actinobacillus device is used in a kind of water conservancy gate construction |
-
2018
- 2018-02-05 CN CN201810113986.1A patent/CN108302293A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN206514033U (en) * | 2017-03-06 | 2017-09-22 | 邵东县周官桥东市小学 | A kind of Portable teaching equipment supports fixed support |
CN107366804A (en) * | 2017-07-11 | 2017-11-21 | 合肥哨商信息技术有限公司 | A kind of display base applied widely |
CN107190992A (en) * | 2017-07-12 | 2017-09-22 | 张翔 | A kind of construction precast floor slab adjusting supporting device |
CN206962363U (en) * | 2017-07-18 | 2018-02-02 | 刘文军 | Pipe laying actinobacillus device is used in a kind of water conservancy gate construction |
CN107435790A (en) * | 2017-09-27 | 2017-12-05 | 合肥棠凯科技有限公司 | A kind of strong computer display base of protectiveness |
CN107620850A (en) * | 2017-11-13 | 2018-01-23 | 梁兆寇 | Television fixing device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108916567A (en) * | 2018-07-27 | 2018-11-30 | 陕西学前师范学院 | A kind of foot-supporting frame of geography geology surveying instrument |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108302293A (en) | Supporting rack is installed temporarily with equipment in a kind of rack drives formula Coal Mine | |
CN110125605A (en) | A kind of pipe fitting welding pipeline fixing device | |
CN103434941A (en) | Folding crane | |
CN108386664A (en) | Supporting rack is installed temporarily with equipment in a kind of gear traction type Coal Mine | |
CN207878949U (en) | A kind of construction precast floor slab adjusting supporting device | |
CN106437136A (en) | Connecting piece used for scaffold | |
CN108302292A (en) | Supporting rack is installed in a kind of Coal Mine based on magnet characteristic temporarily with equipment | |
CN208899722U (en) | A kind of building roof steel construction | |
CN104612736B (en) | It is provided with the coal mining support of cross support bar | |
CN208280654U (en) | A kind of device for building translation and rotation | |
CN209444359U (en) | A kind of hydraulic support stand equipment of coal mining | |
CN102536285B (en) | Bottom lifting mechanism for hydraulic bracket of thin coal bed | |
CN205714245U (en) | A kind of folding hydraulically extensible support | |
CN108692158A (en) | A kind of fixing device for television | |
CN209410129U (en) | A kind of haulage equipment and its position limiting structure | |
CN207515813U (en) | A kind of and mating slope mechanism of metal detection instrument | |
CN202562707U (en) | Whole testing machine of hydraulic bracket | |
CN207931168U (en) | A kind of carton production dewaxing drying equipment | |
CN209294683U (en) | A kind of mine engineering mechanical work support device | |
CN206917284U (en) | A kind of portable Wheel type cloth | |
CN207681532U (en) | A kind of power equipment drill | |
CN205714250U (en) | A kind of rotary type hydraulic support | |
CN211873948U (en) | Steel construction butt joint support frame | |
CN205442467U (en) | Folding loop wheel machine | |
CN208342704U (en) | Auxiliary device and loading and unloading device |
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180720 |
|
RJ01 | Rejection of invention patent application after publication |