CN106287195A - Sectional material connection structure - Google Patents
Sectional material connection structure Download PDFInfo
- Publication number
- CN106287195A CN106287195A CN201610882998.1A CN201610882998A CN106287195A CN 106287195 A CN106287195 A CN 106287195A CN 201610882998 A CN201610882998 A CN 201610882998A CN 106287195 A CN106287195 A CN 106287195A
- Authority
- CN
- China
- Prior art keywords
- section bar
- connector
- groove
- plug division
- cover 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.)
- Granted
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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
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S3/00—Elongated members, e.g. profiled members; Assemblies thereof; Gratings or grilles
-
- 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
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S3/00—Elongated members, e.g. profiled members; Assemblies thereof; Gratings or grilles
- F16S3/06—Assemblies of elongated members
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention provides a kind of sectional material connection structure, including connector, the first section bar and cover plate, described connector includes that front projection is shaped as the first Plug Division of in-line, the side of described first section bar is provided with the first groove, a hook and slot it is respectively provided with on two medial walls of described first groove, the cross sectional shape of described cover plate is π font, it is respectively provided with a hook portion on two lateral surface being parallel to each other of described cover plate, described first plugging position is in the bottom of the first groove, described cover plate is fastened in hook and slot by hook portion, and compresses described connector.After connector is placed on the bottom of the first groove of the first section bar, by the cover plate compression being fastened and connected with the first section bar, attachment structure between connector and the first section bar is made to consolidate.
Description
Technical field
The present invention relates to section bar interconnection technique field, particularly to a kind of sectional material connection structure.
Background technology
At present conventional section bar has magnesium alloy and aluminium alloy, section bar because light weight, anti-corrosion ability are strong, batch machining just
Victory, has applied at industrial circles such as Aeronautics and Astronautics, transport, chemical industry, rockets, and magnesium alloy has lower compared to aluminium alloy
Weight density, more preferable structural strength and rigidity.Mainly by L-shaped connector or π font between existing alloy profile
Connector is attached, also by screw or rivet interlacement between L-shaped connector or π font connector and alloy profile,
Although quick and easy for installation, but the shearing force between the alloy profile being connected acts predominantly on screw or rivet, knot
Structure stable connection is poor, and aligning accuracy is low.
Summary of the invention
The technical problem to be solved is: provide the section bar that a kind of attachment structure is firm, positioning precision is high to connect
Structure.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:
A kind of sectional material connection structure, including connector, the first section bar and cover plate, described connector includes front projection shape
For the first Plug Division of in-line, the side of described first section bar is provided with the first groove, on two medial walls of described first groove
Being respectively provided with a hook and slot, the cross sectional shape of described cover plate is π font, and two lateral surface being parallel to each other of described cover plate are respectively provided with
One hook portion, described first plugging position is in the bottom of the first groove, and described cover plate is fastened in hook and slot by hook portion, and compresses
Described connector.
The beneficial effects of the present invention is: connector is for connecting the first section bar and other section bars, and connector is placed on the
The bottom of the first groove of one section bar, cover plate is fastened and connected by the hook and slot of hook portion with the first section bar, cover plate lower surface be connected
The upper surface of part, is pressed on connector in the first groove by cover plate, greatly reduces connector relative to the first section bar
The possibility being subjected to displacement, makes attachment structure between connector and the first section bar consolidate, and shock resistance is strong.
Accompanying drawing explanation
Fig. 1 is the front view of the connector of the embodiment of the present invention；
Fig. 2 is the sectional drawing of the first section bar of the embodiment of the present invention；
Fig. 3 is the sectional drawing of the cover plate of the embodiment of the present invention；
Fig. 4 is the overall structure schematic diagram of the sectional material connection structure of the embodiment of the present invention；
Fig. 5 is the attachment structure signal between the first section bar and connector, the cover plate of the embodiment two of the embodiment of the present invention
Figure.
Label declaration:
1, connector；2, the first section bar；3, cover plate；4, the second section bar；5, rivet；
11, the first Plug Division；12, the second Plug Division；
21, the first groove；22, hook and slot；23, the second inclined-plane；24, the second groove；25, the 3rd inclined-plane；
31, hook portion；32, the first inclined-plane；
41, rectangular enclosure.
Detailed description of the invention
By describing the technology contents of the present invention in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is: after being placed in the groove of section bar by connector, is fastened and connected with section bar
Cover plate connector is pressed in the groove of section bar, significantly alleviate the screw for connecting connector and section bar or rivet institute
The shearing force being subject to.
Refer to Fig. 1 to Fig. 5, the invention provides a kind of sectional material connection structure, including connector the 1, first section bar 2 and lid
Plate 3, described connector 1 includes that front projection is shaped as the first Plug Division 11 of in-line, and the side of described first section bar 2 is provided with
First groove 21, two medial walls of described first groove 21 are respectively provided with a hook and slot 22, and the cross sectional shape of described cover plate 3 is π
Font, two lateral surface being parallel to each other of described cover plate 3 are respectively provided with a hook portion 31, and described first Plug Division 11 is positioned at first
The bottom of groove 21, described cover plate 3 is fastened in hook and slot 22 by hook portion 31, and compresses described connector 1.
Preferably, the first Plug Division 11 of connector 1 is entrenched in the first groove 21 of the first section bar 2, strengthens connector 1
The accuracy being connected with between the first section bar 2 and steadiness.
Further, the first Plug Division 11 of described connector 1 is riveted with described first section bar 2 by rivet 5.
Seen from the above description, the first Plug Division 11 of connector 1 is riveted with the first section bar 2 by rivet 5, installs quickly
Convenient, connector 1 is pressed in the first groove 21 of the first section bar 2 by cover plate 3, makes the shearing force suffered by rivet 5 significantly
Reduce.
Further, relative two side of described first section bar 2 is equipped with the first groove 21, two described first
Placing the first Plug Division 11 of a described connector 1 in groove 21 respectively, rivet 5 wears the first of a connector 1 successively
Plug Division the 11, first section bar 2, the first Plug Division 11 of another connector 1, by connector 1 and the first section bar 2 riveting.
Seen from the above description, relative two side of the first section bar 2 is equipped with the first groove 21, two connectors
First Plug Division 11 of 1 is individually positioned in two the first grooves 21 of the first section bar 2, connector 1 for by the first section bar 2 with
Other section bars are attached, and rivet 5 wears the first Plug Division 11 and the first section bar 2 of two connectors 1 simultaneously, realizes the most simultaneously
First section bar 2 and the connection of two connectors 1, installs rapid and convenient.
Further, the lower surface of the hook portion 31 of described cover plate 3 is provided with intilted first inclined-plane 32.
Seen from the above description, the lower surface of the hook portion 31 of cover plate 3 is provided with intilted first inclined-plane 32, the first inclined-plane
32 pairs of cover plates 3 are put in the first groove 21 of the first section bar 2 and are played guide effect, make cover plate 3 install the most convenient.
Further, the bottom of two medial walls of described first groove 21 is equipped with the second inclined-plane 23 of inward collapsible, and two
Individual described second inclined-plane 23 and the two sides shape adaptation on the width of described first Plug Division 11.
Seen from the above description, the bottom of the first groove 21 of the first section bar 2 is provided with the second inclined-plane 23 of inward collapsible, the
First Plug Division 11 of two inclined-planes 23 and connector 1 side-fit in the direction of the width, the second inclined-plane 23 is to the first Plug Division
11 put into and play guide effect in the first groove 21, also make the first groove 21 of the first section bar 2 insert with the first of connector 1 simultaneously
Connect and between portion 11, coordinate location more accurate, strengthen the pretightning force and stabilized structure being connected between the first section bar 2 and connector 1
Property.
Further, described first section bar 2 is additionally provided with the second groove 24 on the side being provided with the first groove 21, and described
Two grooves 24 are connected with this side, and the width of described second groove 24 is adaptive, outside described cover plate 3 with the width of described cover plate 3
Side is concordant with this side of described first section bar 2.
Seen from the above description, the second groove 24 is adaptive with the width of the cover plate 3 of π font, hook portion 31 on cover plate 3 and the
After the hook and slot 22 of one groove 21 sidewall fastens, cover plate 3 top is fastened in the second groove 24, makes the lateral surface and first of cover plate 3
The side of section bar 2 is concordant, and cover plate 3 plays the effect compressing connector 1, also makes the first groove 21 of the first section bar 2 form one
The space closed, makes cover plate 3 while compressing connector 1, makes the first section bar 2 have smooth good outward appearance.
Further, it is provided with outwardly the 3rd inclined-plane between hook and slot 22 and second groove 24 of described first section bar 2
25。
Seen from the above description, between hook and slot 22 and the second groove 24 on the sidewall of the first groove 21 of the first section bar 2
Being provided with outwardly the 3rd inclined-plane 25, the first Plug Division 11, cover plate 3 are put into play in the first groove 21 and are led by the 3rd inclined-plane 25
To effect, the first Plug Division 11, cover plate 3 is made can quick and precisely to put in the first groove 21.
Further, also including that the second section bar 4, described second section bar 4 are provided with rectangular enclosure 41, described connector 1 is also
Be shaped as the second Plug Division 12 of a font including front projection, described second Plug Division 12 is positioned at described first Plug Division 11
Upper surface, described second Plug Division 12 is connected with described first Plug Division 11 one, the downward projection of described second Plug Division 12
Shape and the shape adaptation of described rectangular enclosure 41, described second Plug Division 12 is plugged on the rectangular enclosure of described second section bar 4
In 41.
Seen from the above description, connector 1 is by the second Plug Division 12 and the second section bar 4 socket connection, the second Plug Division
The cross-sectional width of the width of 12 and the rectangular enclosure 41 of the second section bar 4 is adaptive, the length of the second Plug Division 12 and rectangular enclosure 41
Cross-sectional length adaptive, make between connector 1 and the second section bar 4 attachment structure accurately firm rationally, limit the second Plug Division
12 degree of freedom moving in horizontal plane relative to rectangular enclosure 41 and rotating；It is strong that second Plug Division 12 of door font has structure
Degree good rigidity, the advantage that bearing capacity is strong；Second Plug Division 12 is connected with the first Plug Division 11 one, it is simple to connector 1 molding
Processing.
Further, rivet 5 wears second Plug Division the 12, second section bar 4 of the second section bar 4, connector 1 successively, by
Two section bars 4 and connector 1 riveting.
Seen from the above description, behind the second Plug Division 12 of connector 1 and the second section bar 4 socket connection, then will with rivet 5
Second section bar 4 and connector 1 riveting, rivet 5 wears the second Plug Division 12 and the second section bar 4, connector 1 of connector 1
The shape adaptation of rectangular enclosure 41 of shape and the second section bar 4 of the second Plug Division 12, be greatly reduced cutting suffered by rivet 5
Shear force, installs rapid and convenient, rational in infrastructure firm.
Further, described second section bar 4 is identical with the cross sectional shape of described first section bar 2.
Seen from the above description, the second section bar 4 is identical with the cross sectional shape of the first section bar 2, then the first section bar 2 and Second-Type
The thickness of material 4 is identical, good looking appearance after connection, and is easy to batch production；It also is provided with the first groove 21 on second section bar 4, makes
Two section bars 4 can be fastened and connected with cover plate 3, and the first section bar 2 also is provided with rectangular enclosure 41, makes the first section bar 2 also can be with another
Second Plug Division 12 socket connection of connector 1.
Refer to Fig. 1 to Fig. 4, embodiments of the invention one are:
A kind of sectional material connection structure, including connector the 1, first section bar 2 and cover plate 3, described connector 1 includes front projection
Being shaped as the first Plug Division 11 of in-line, the side of described first section bar 2 is provided with the first groove 21, described first groove 21
Being respectively provided with a hook and slot 22 on two medial walls, the cross sectional shape of described cover plate 3 is π font, be parallel to each other the two of described cover plate 3
Being respectively provided with a hook portion 31 on lateral surface, described first Plug Division 11 is positioned at the bottom of the first groove 21, and described cover plate 3 passes through hook
Portion 31 is fastened in hook and slot 22, and compresses described connector 1, and rivet 5 is passed through with described in the first Plug Division 11 of described connector 1
First section bar 2 rivets；The lower surface of the hook portion 31 of described cover plate 3 is provided with intilted first inclined-plane 32, described first groove
The bottom of two medial walls of 21 is equipped with the second inclined-plane 23 of inward collapsible, two described second inclined-planes 23 and described first grafting
Two sides shape adaptation on the width in portion 11, described first section bar 2 is additionally provided with on the side being provided with the first groove 21
Second groove 24, described second groove 24 is connected with this side, and the width of described second groove 24 is fitted with the width of described cover plate 3
Joining, the lateral surface of described cover plate 3 is concordant with this side of described first section bar 2, and the hook and slot 22 of described first section bar 2 is recessed with second
Outwardly the 3rd inclined-plane 25 it is provided with between groove 24.
Refer to Fig. 5, embodiments of the invention two are:
A kind of sectional material connection structure, the place different from embodiment one is: the end of two medial walls of described first groove 21
Portion is equipped with vertical plane, two described vertical planes and the two sides shape adaptation on the width of described first Plug Division 11.
Refer to Fig. 1 to Fig. 4, embodiments of the invention three are:
A kind of sectional material connection structure, on the basis of embodiment one, on relative two side of described first section bar 2 all
It is provided with the first groove 21, two described first grooves 21 are placed the first Plug Division 11 of a described connector 1, rivet respectively
5 wear first Plug Division the 11, first section bar 2 of a connector 1, the first Plug Division 11 of another connector 1 successively, will be even
Fitting 1 and the first section bar 2 riveting.
Refer to Fig. 1 to Fig. 4, embodiments of the invention four are:
A kind of sectional material connection structure, on the basis of embodiment one or embodiment two, also includes the second section bar 4, described the
Two section bars 4 are provided with rectangular enclosure 41, and described connector 1 also includes that front projection is shaped as the second Plug Division 12 of a font,
Described second Plug Division 12 is positioned at the upper surface of described first Plug Division 11, described second Plug Division 12 and described first Plug Division
11 one connect, the downward projection shape of described second Plug Division 12 and the shape adaptation of described rectangular enclosure 41, and described second
Plug Division 12 is plugged in the rectangular enclosure 41 of described second section bar 4, rivet 5 wear successively the second section bar 4, the of connector 1
Two Plug Division the 12, second section bars 4, by the second section bar 4 and connector 1 riveting；Preferably, described second section bar 4 is with described
The cross sectional shape of the first section bar 2 is identical.
By the process that the first section bar 2 is connected by connector 1 with the second section bar 4 it is: by the first Plug Division 11 of connector 1
It is placed on the bottom of the first groove 21 of the first section bar 2, and with rivet 5 by the first Plug Division 11 and the first section bar 2 riveting；
Second Plug Division 12 of connector 1 is plugged in the rectangular enclosure 41 of the second section bar 4, and with rivet 5 by the second Plug Division 12
With the second section bar 4 riveting；Hook portion 31 on cover plate 3 being fastened in the hook and slot 22 of the first section bar 2, cover plate 3 fastens simultaneously
In the second groove 24 of the first section bar 2；Cover plate 3 is fastened on the second section bar 4, makes between first section bar the 2, second section bar 4
Attachment structure consolidates, and shock resistance is strong, and good looking appearance.
In sum, the sectional material connection structure that the present invention provides, the first Plug Division 11 and the first section bar 2 riveting of connector 1
Being compressed by cover plate 3 after connecing in succession, cover plate 3 is fastened and connected with the first section bar 2, the front projection shape of the second plug connector of connector 1
Shape is door font, and the second plug connector is plugged in the rectangular enclosure 41 of the second section bar 4, the second Plug Division 12 and the second section bar 4 riveting
Connect in succession, on the sidewall of the first groove 21, be all provided with on cover plate 3 inclined-plane that play the guiding role, being greatly reduced suffered by rivet 5
Shearing force, makes attachment structure between connector 1 and first section bar the 2, second section bar 4 consolidate, and shock resistance is strong, positional accuracy
Height, installs rapid and convenient.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
The equivalents that bright description and accompanying drawing content are made, or directly or indirectly it is used in relevant technical field, the most in like manner include
In the scope of patent protection of the present invention.
Claims (10)
1. a sectional material connection structure, it is characterised in that include connector, the first section bar and cover plate, described connector just includes
Face projection of shape is the first Plug Division of in-line, and the side of described first section bar is provided with the first groove, described first groove
Being respectively provided with a hook and slot on two medial walls, the cross sectional shape of described cover plate is π font, outside be parallel to each other the two of described cover plate
Being respectively provided with a hook portion on face, described first plugging position is in the bottom of the first groove, and described cover plate is fastened on hook by hook portion
In groove, and compress described connector.
Sectional material connection structure the most according to claim 1, it is characterised in that riveting is passed through in the first Plug Division of described connector
Nail and described first section bar riveting.
Sectional material connection structure the most according to claim 1 and 2, it is characterised in that described connector has two, described first
It is equipped with the first groove on relative two side of section bar, two described first grooves place a described connector respectively
The first Plug Division, rivet wear successively the first Plug Division of a connector, the first section bar, another connector first insert
Meet portion, by connector and the first section bar riveting.
Sectional material connection structure the most according to claim 1, it is characterised in that the lower surface of the hook portion of described cover plate be provided with to
The first tilted inclined-plane.
Sectional material connection structure the most according to claim 1, it is characterised in that the bottom of two medial walls of described first groove
It is equipped with the second inclined-plane of inward collapsible, two described second inclined-planes and the two sides on the width of described first Plug Division
Shape adaptation.
Sectional material connection structure the most according to claim 1, it is characterised in that described first section bar is being provided with the first groove
Being additionally provided with the second groove on side, described second groove is connected with this side, the width of described second groove and described cover plate
Width is adaptive, and the lateral surface of described cover plate is concordant with this side of described first section bar.
7. want the sectional material connection structure described in 6 according to right, it is characterised in that the hook and slot of described first section bar and the second groove it
Between be provided with outwardly the 3rd inclined-plane.
Sectional material connection structure the most according to claim 1, it is characterised in that also include the second section bar, described second section bar
Being provided with rectangular enclosure, described connector also includes that front projection is shaped as the second Plug Division of a font, described second grafting
Portion is positioned at the upper surface of described first Plug Division, and described second Plug Division is connected with described first Plug Division one, and described second
The downward projection shape of Plug Division and the shape adaptation of described rectangular enclosure, described second Plug Division is plugged on described second section bar
Rectangular enclosure in.
Sectional material connection structure the most according to claim 8, it is characterised in that rivet wears the second section bar, connector successively
The second Plug Division, the second section bar, by the second section bar and connector riveting.
Sectional material connection structure the most according to claim 8, it is characterised in that described second section bar and described first section bar
Cross sectional shape identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610882998.1A CN106287195B (en) | 2016-10-10 | 2016-10-10 | Sectional material connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610882998.1A CN106287195B (en) | 2016-10-10 | 2016-10-10 | Sectional material connection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106287195A true CN106287195A (en) | 2017-01-04 |
| CN106287195B CN106287195B (en) | 2018-08-21 |
Family
ID=57717386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610882998.1A Active CN106287195B (en) | 2016-10-10 | 2016-10-10 | Sectional material connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106287195B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4135161A1 (en) * | 1990-10-24 | 1992-04-30 | Gerhard Kohlhauser | Wall rail with two grooves on front - has T=shaped slide track and hooked protuberances |
| JPH07279298A (en) * | 1992-05-13 | 1995-10-24 | Guy Hosteing | Bearing member of hanged ceiling or hanged wall and bearing spacer used for said bearing member |
| CN201772245U (en) * | 2010-06-22 | 2011-03-23 | 邝杰新 | Aluminium alloy profile |
| CN104456050A (en) * | 2014-11-19 | 2015-03-25 | 无锡鸿声铝业有限公司 | Aluminum profile |
| CN206130517U (en) * | 2016-10-10 | 2017-04-26 | 福建坤孚股份有限公司 | Section connection structure |
-
2016
- 2016-10-10 CN CN201610882998.1A patent/CN106287195B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4135161A1 (en) * | 1990-10-24 | 1992-04-30 | Gerhard Kohlhauser | Wall rail with two grooves on front - has T=shaped slide track and hooked protuberances |
| JPH07279298A (en) * | 1992-05-13 | 1995-10-24 | Guy Hosteing | Bearing member of hanged ceiling or hanged wall and bearing spacer used for said bearing member |
| CN201772245U (en) * | 2010-06-22 | 2011-03-23 | 邝杰新 | Aluminium alloy profile |
| CN104456050A (en) * | 2014-11-19 | 2015-03-25 | 无锡鸿声铝业有限公司 | Aluminum profile |
| CN206130517U (en) * | 2016-10-10 | 2017-04-26 | 福建坤孚股份有限公司 | Section connection structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106287195B (en) | 2018-08-21 |
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Effective date of registration: 20200201 Address after: No. 30, Outang, Shuangfang village, Yanqian Town, Wuping County, Longyan City, Fujian Province Co-patentee after: Shanghai Gebang Automation Technology Co.,Ltd. Patentee after: FUJIAN KUNFU STOCK Co.,Ltd. Address before: 364300 Longyan City, Fujian province Wuping County Yanqian Industrial Zone West Patentee before: FUJIAN KUNFU STOCK Co.,Ltd. |
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Effective date of registration: 20210819 Address after: No.9 Xinglin Road, Yanqian Park, high tech Zone, Wuping County, Longyan City, Fujian Province, 364300 Patentee after: FUJIAN KUNFU STOCK Co.,Ltd. Patentee after: Shanghai Gebang Automation Technology Co.,Ltd. Patentee after: Fujian Meifu Technology Co.,Ltd. Address before: No. 30, Outang, Shuangfang village, Yanqian Town, Wuping County, Longyan City, Fujian Province, 364300 Patentee before: FUJIAN KUNFU STOCK Co.,Ltd. Patentee before: Shanghai Gebang Automation Technology Co.,Ltd. |
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Effective date of registration: 20220707 Address after: 364302 No. 30, Outang, Shuangfang, Yanqian Town, Wuping County, Longyan City, Fujian Province Patentee after: Fujian Meifu Technology Co.,Ltd. Patentee after: Shanghai Gebang Automation Technology Co., Ltd Address before: No.9 Xinglin Road, Yanqian Park, high tech Zone, Wuping County, Longyan City, Fujian Province, 364300 Patentee before: FUJIAN KUNFU STOCK Co.,Ltd. Patentee before: Shanghai Gebang Automation Technology Co.,Ltd. Patentee before: Fujian Meifu Technology Co.,Ltd. |