CN204228634U - A kind of fixing test device of hand-held Xray fluorescence spectrometer - Google Patents
A kind of fixing test device of hand-held Xray fluorescence spectrometer Download PDFInfo
- Publication number
- CN204228634U CN204228634U CN201420633905.8U CN201420633905U CN204228634U CN 204228634 U CN204228634 U CN 204228634U CN 201420633905 U CN201420633905 U CN 201420633905U CN 204228634 U CN204228634 U CN 204228634U
- Authority
- CN
- China
- Prior art keywords
- hand
- feet
- test
- test platform
- fluorescence spectrometer
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of fixing test device of hand-held Xray fluorescence spectrometer, comprise test platform, and support the support of test platform, the bottom of test platform is provided with the stationary installation of fixing hand-held XRF screen spectrometer, support comprises and is arranged on a test platform left side, two of right side overlap the feet intersecting and be connected, the leg that often cover intersection is connected comprises the first feet, second feet, one feet, second feet all can rotate around point of crossing, and the upper end of the first feet and test platform can be rotationally connected around a back shaft, upper end and the test platform of the second feet are removably connected by movable connection structure.The fixing test device of hand-held Xray fluorescence spectrometer of the present utility model not only support can be opened fast and easily and set level gathering, institute takes up space little, be convenient to transport and storage, and the stationary installation on it can also realize the self-locking of the measuring head to hand-held Xray fluorescence spectrometer, very easy to use.
Description
Technical field
The utility model relates to hand-held Xray fluorescence spectrometer field, relates in particular to a kind of fixing test device of hand-held Xray fluorescence spectrometer.
Background technology
Chinese patent CN203824943U discloses a kind of hand-held Xray fluorescence spectrometer test bracket, comprise a upper plate arranged in parallel and a lower shoe, four poles are vertically installed with between described upper plate and lower shoe, the lower surface of described upper plate is fixedly connected with the fixed form that can fix handheld type X fluorescence spectrometer measuring head, the middle part of described fixed form is provided with a through hole, and the shape of this through hole is identical with the shape of handheld type X fluorescence spectrometer measuring head; The both sides of described fixed form are provided with a groove, and described groove is connected with the draw-in groove of handheld type X fluorescence spectrometer measuring head, all arrange an orienting lug in each groove, described orienting lug are fixedly connected with a spring.
Test bracket in this patent documentation can fix the measuring head of handheld type X fluorescence spectrometer, while saving artificial force, cause the test error shaken and cause when avoiding hand-held overlong time, improve the stability of repeated test, thus improve accurate testing degree.But still there is following shortcoming in actual use:
1, the test bracket in this patent documentation is connected by screw fastening, can not carry out folding or drawing in, therefore volume ratio is huger, larger space need be occupied when off working state or storage, transport, first can only dismantle, re-assembly again when next time uses, therefore, it is very inconvenient to use, and the part disassembled also easily is lost.
2, the test bracket in this patent documentation is when hand-held Xray fluorescence spectrometer measuring head inserts, automatically locking hand-held Xray fluorescence spectrometer measuring head can not be realized, manually both sides latch must be inserted and just can complete fixing action, therefore, use inconvenience.
3, the test bracket in this patent documentation also needs when testing to look for test cavity to install in addition, therefore, uses inconvenience.
Utility model content
For this reason, technical problem to be solved in the utility model is that the test bracket of hand-held Xray fluorescence spectrometer of the prior art is inconvenient to fold and draws in and take up space, be not easy to the problem of transporting and storing, the proving installation of the hand-held Xray fluorescence spectrometer providing a kind of convenience to fold gathering.
There is provided a kind of further, there is test cavity, the proving installation of the hand-held Xray fluorescence spectrometer of the measuring head self-locking to hand-held Xray fluorescence spectrometer can be realized.
For solving the problems of the technologies described above, the fixing test device of a kind of hand-held Xray fluorescence spectrometer of the present utility model, comprise test platform, and support the support of described test platform, the bottom of described test platform is provided with the stationary installation of fixing hand-held XRF screen spectrometer, described support comprises that to be arranged on described test platform left, two of right side overlap the feet intersecting and be connected, the leg that often cover intersection is connected comprises the first feet, second feet, a described feet, described second feet all can rotate around point of crossing, and the upper end of described first feet and described test platform can be rotationally connected around a back shaft, upper end and the described test platform of described second feet are removably connected by movable connection structure.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, the upper end of described first feet, the upper end of described second feet be connected to described test platform arranged on left and right sides lateral wall on, and be provided with head rod between the first feet described in two, be provided with the second connecting link between the second feet described in two.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, described movable connection structure comprises the support column be arranged on described second feet, and be molded on the sidewall of described test platform, be applicable to the suspension member that described support column snaps in and deviates from.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, described suspension member is be molded over the hanging hole on the sidewall of described test platform, described hanging hole comprises the draw-in groove section that xsect is 3/4ths circles, one end of described draw-in groove section is connected with vertical wall, the other end is connected with inclined wall, and the extended line of described vertical wall crosses the center of circle of described draw-in groove section.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, the upper surface of described test platform is also provided with one end and is rotatably connected on described test platform, the test cavity that the other end can be opened or close.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, one end of described test cavity is rotatably connected on described test platform by left-hand thread structure, and the other end is provided with the bolt-locking device be locked in by described test cavity on described test platform.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, one end being provided with described bolt-locking device of described test cavity is also provided with handle arrangement.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, described test platform is provided with one piece of first test panel, described first test panel forms a test port consistent with the outer contour shape of the second test panel on the measuring head of hand-held Xray fluorescence spectrometer, described stationary installation is arranged on the lower end of described first test panel, and described second test panel of the measuring head of hand-held Xray fluorescence spectrometer leans out from described stationary installation, and form complete test plane with described first test panel on described test platform.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, described stationary installation comprises the parcel seat of the measuring head insertion for hand-held XRF screen spectrometer, and described measuring head is locked in the latch-up structure on described parcel seat.
In the fixing test device of hand-held Xray fluorescence spectrometer of the present utility model, the both sides of the measuring head of hand-held XRF screen spectrometer are provided with groove, the both sides of described parcel seat are provided with latch-up structure described in two, described latch-up structure comprises the turning axle be arranged on described parcel seat, rotatably be arranged on the sliding piece on described turning axle, and the torque spring be set on described turning axle, one end of described sliding piece is provided with to be applicable to snapping in stirs tongue in described groove, the other end forms turret terminal, the elastic force of described torque spring acts on described sliding piece, the one end of stirring tongue described in being provided with of described sliding piece is made to have the trend of rotating in described parcel seat.
Technique scheme of the present utility model has the following advantages compared to existing technology:
1, in the utility model, be rotatably connected around back shaft with test platform by intersecting the first connected feet, second feet and test platform removably connect, thus can not work or in the process of transporting at the fixing test device of hand-held Xray fluorescence spectrometer, the upper end of the second feet is disassembled from test platform, make the second feet can around point of crossing turn to parallel with the first feet after, then overall support column on the first feet rotates, thus can by the first feet, second feet sets level withdrawal, reduce the volume of whole fixing test device, to facilitate transport and storage, open also very efficient and convenient simultaneously.
2, in the utility model, hanging hole comprises the draw-in groove section that xsect is 3/4ths circles, and one end of draw-in groove section is connected with vertical wall, the other end is connected with inclined wall, and the extended line of described vertical wall crosses the center of circle of described draw-in groove section.The hanging hole of said structure has certain auto-lock function, test platform and the second feet stable connection can be ensured, when for storing transport, easily the hanging hole on test platform can be separated with support column, and the first feet, the second feet are set level, there will not be the problem existing and cause part to be lost because of dismounting.
3, in the utility model, by the turning axle be arranged on parcel seat, rotatably be arranged on the sliding piece on described turning axle, and be set in latch-up structure that torque spring on described turning axle forms when the measuring head of hand-held Xray fluorescence spectrometer inserts parcel seat, namely automatically locking measuring head can be realized, very easy to use.
4, in the utility model, that test platform is tested cavity arranges the carrying out that can conveniently test.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the stereographic map of the fixing test device from hand-held Xray fluorescence spectrometer of the present utility model;
Fig. 2 is the stereographic map that test platform of the present utility model is provided with test cavity;
Fig. 3 is the vertical view of test platform of the present utility model;
Fig. 4 is the stereographic map that the test platform being provided with test cavity of the present utility model turns;
Fig. 5 is the enlarged drawing of the parcel seat in Fig. 4;
Fig. 6 is the stereographic map of the measuring head intercepting hand-held Xray fluorescence spectrometer;
In figure, Reference numeral is expressed as: 1-test platform; 2-support; 3-first feet; 4-second feet; 5-point of crossing, 6-support column, 7-hanging hole, 8-test cavity, 9-left-hand thread structure, 10-bolt-locking device, 11-handle arrangement, 12-first test panel, 13-second test panel, 14-test port, 15-parcel seat, 16-groove, 17-turning axle, 18-sliding piece, 19-torque spring, 20-stir tongue, 21-back shaft, 22-head rod, 23-second connecting link.
Embodiment
Below with reference to accompanying drawing, following embodiment is used to be further elaborated the utility model.
As shown in figures 1 to 6, the fixing test device of a kind of hand-held Xray fluorescence spectrometer of the present embodiment, comprise test platform 1, and support the support 2 of described test platform 1, the bottom of described test platform 1 is provided with the stationary installation of fixing hand-held XRF screen spectrometer, described support 2 comprises that to be arranged on described test platform 1 left, two of right side overlap the feet intersecting and be connected, the leg that often cover intersection is connected comprises the first feet 3, second feet 4, a described feet, described second feet 4 all can rotate around point of crossing 5, and the upper end of described first feet 3 and described test platform 1 can be rotationally connected around a back shaft 21, upper end and the described test platform 1 of described second feet 4 are removably connected by movable connection structure.
Such scheme is core scheme of the present utility model, the first feet 3 be connected by above-mentioned intersection is rotatably connected around back shaft 21 with test platform, second feet 4 removably connects with test platform 1, thus can not work or in the process of transporting at the fixing test device of hand-held Xray fluorescence spectrometer, the upper end of the second feet 4 is disassembled from test platform 1, make the second feet can around point of crossing turn to parallel with the first feet after, then overall support column on the first feet rotates, thus by the first feet 3, second feet 4 sets level withdrawal, thus reduce the volume of whole fixing test device, to facilitate transport and storage, open also very efficient and convenient simultaneously.
Preferably the upper end of described first feet 3, the upper end of described second feet 4 be connected to described test platform 1 arranged on left and right sides lateral wall on, first bracing frame 3, second bracing frame 4 can be set level like this regains in wall place, test platform 1 left and right sides, not only taken up space little, and better appearance.Further, be provided with head rod 22 described in two between the first feet 3, be provided with the second connecting link 23 described in two between the second feet 4, the setting of described head rod 22, second connecting link 23 can improve the stability of support further.
In the present embodiment, described movable connection structure comprises the support column 6 be arranged on described second feet 4, and be molded on the sidewall of described test platform 1, be applicable to the suspension member that described support column 6 snaps in and deviates from, the connection between the second feet 4 and test platform 1 can be realized efficiently and easily.Described suspension member is preferably molded over the hanging hole 7 on the sidewall of described test platform 1, described hanging hole 7 comprises the draw-in groove section that xsect is 3/4ths circles, one end of described draw-in groove section is connected with vertical wall, the other end is connected with inclined wall, and the extended line of described vertical wall crosses the center of circle of described draw-in groove section.When support column 6 is connected with hanging hole, because the draw-in groove section of 3/4ths circles has certain auto-lock function, make test platform 1 and the second feet 4 stable connection, when for storing transport, easily the hanging hole 7 on test platform 1 can be separated with support column 6, and the first feet 3, second feet 4 is set level, there will not be the problem existing and cause part to be lost because of dismounting.
Conveniently test, the upper surface of described test platform 1 is also provided with one end and is rotatably connected on described test platform 1, the test cavity 8 that the other end can be opened or close.In the present embodiment, one end of described test cavity 8 is rotatably connected on described test platform 1 by left-hand thread structure 9, and the other end is provided with the bolt-locking device 10 be locked in by described test cavity 8 on described test platform 1.
Conveniently will test cavity to open, one end being provided with described bolt-locking device 10 of described test cavity 8 is also provided with handle arrangement 11.Test cavity is made by thickening alloy material, and alloy material density is not less than 2g/mm
3.
Described test platform 1 is provided with one piece of first test panel 12, described first test panel 12 forms a test port 14 consistent with the outer contour shape of the second test panel 13 on the measuring head of hand-held Xray fluorescence spectrometer, described stationary installation is arranged on the lower end of described first test panel 12, and described second test panel 13 of the measuring head of hand-held Xray fluorescence spectrometer leans out from described stationary installation, and form complete test plane with described first test panel 12 on described test platform 1.
Described stationary installation comprises the parcel seat 15 of the measuring head insertion for hand-held XRF screen spectrometer, and described measuring head is locked in the latch-up structure on described parcel seat 15.The both sides of the measuring head of hand-held XRF screen spectrometer are provided with groove 16, and the both sides of described parcel seat 15 are provided with latch-up structure described in two, and the form of latch-up structure has multiple, introduce a kind of latch-up structure with auto-lock function in the present embodiment.Described latch-up structure comprises the turning axle 17 be arranged on described parcel seat 15, rotatably be arranged on the sliding piece 18 on described turning axle 17, and the torque spring 19 be set on described turning axle 17, one end of described sliding piece 18 is provided with to be applicable to snapping in stirs tongue 20 in described groove 16, the other end forms turret terminal, the elastic force of described torque spring 19 acts on described sliding piece 18, makes the one end of stirring tongue 20 described in being provided with of described sliding piece 18 have the trend of rotating in described parcel seat 15.When the measuring head of hand-held Xray fluorescence spectrometer stretches into parcel seat 15, sliding piece 18 overcomes the effect of torque spring by the extruding of the measuring head of spectrometer, automatically open outside parcel seat, respectively there is a groove 16 the measuring head both sides of hand-held Xray fluorescence spectrometer, when groove 16 rises to sliding piece tongue position, sliding piece automatic rebounding under the effect of torque spring pins measuring head to initial position, realizes automatically locking.And when measuring head does not need to be separated with fixing test device, pin the button portion on sliding piece, sliding piece tongue opens outside Wrap device, realizes the measuring head of spectrometer and being separated of fixing test device.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain that the utility model creates.
Claims (10)
1. the fixing test device of a hand-held Xray fluorescence spectrometer, comprise test platform (1), and support the support (2) of described test platform (1), the bottom of described test platform (1) is provided with the stationary installation of fixing hand-held XRF screen spectrometer, it is characterized in that: described support (2) comprises that to be arranged on described test platform (1) left, two of right side overlap the feet intersecting and be connected, the leg that often cover intersection is connected comprises the first feet (3), second feet (4), a described feet, described second feet (4) all can rotate around point of crossing (5), and the upper end of described first feet (3) and described test platform (1) can be rotationally connected around a back shaft (21), upper end and the described test platform (1) of described second feet (4) are removably connected by movable connection structure.
2. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 1, it is characterized in that: the upper end of described first feet (3), the upper end of described second feet (4) be connected to described test platform (1) arranged on left and right sides lateral wall on, and be provided with head rod (22) between the first feet (3) described in two, be provided with the second connecting link (23) between the second feet (4) described in two.
3. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 2, it is characterized in that: described movable connection structure comprises the support column (6) be arranged on described second feet (4), and be molded on the sidewall of described test platform (1), be applicable to the suspension member that described support column (6) snaps in and deviates from.
4. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 3, it is characterized in that: described suspension member is for being molded over the hanging hole (7) on the sidewall of described test platform (1), described hanging hole (7) comprises the draw-in groove section that xsect is 3/4ths circles, one end of described draw-in groove section is connected with vertical wall, the other end is connected with inclined wall, and the extended line of described vertical wall crosses the center of circle of described draw-in groove section.
5. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 4, it is characterized in that: the upper surface of described test platform (1) is also provided with one end and is rotatably connected on described test platform (1), the test cavity (8) that the other end can be opened or close.
6. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 5, it is characterized in that: one end of described test cavity (8) is rotatably connected on described test platform (1) by left-hand thread structure (9), the other end is provided with the bolt-locking device (10) described test cavity (8) be locked on described test platform (1).
7. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 6, is characterized in that: one end being provided with described bolt-locking device (10) of described test cavity (8) is also provided with handle arrangement (11).
8. the fixing test device of the hand-held Xray fluorescence spectrometer according to any one of claim 1-7, it is characterized in that: described test platform (1) is provided with one piece of first test panel (12), described first test panel (12) forms a test port (14) consistent with the outer contour shape of the second test panel (13) on the measuring head of hand-held Xray fluorescence spectrometer, described stationary installation is arranged on the lower end of described first test panel (12), and described second test panel (13) of the described measuring head of hand-held Xray fluorescence spectrometer leans out from described stationary installation, and form complete test plane with described first test panel (12) on described test platform (1).
9. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 8, it is characterized in that: described stationary installation comprises the parcel seat (15) of the measuring head insertion for hand-held XRF screen spectrometer, and described measuring head is locked in the latch-up structure on described parcel seat (15).
10. the fixing test device of hand-held Xray fluorescence spectrometer according to claim 9, it is characterized in that: the both sides of the measuring head of hand-held XRF screen spectrometer are provided with groove (16), the both sides of described parcel seat (15) are provided with latch-up structure described in two, described latch-up structure comprises the turning axle (17) be arranged on described parcel seat (15), rotatably be arranged on the sliding piece (18) on described turning axle (17), and the torque spring (19) be set on described turning axle (17), one end of described sliding piece (18) is provided with to be applicable to snapping in stirs tongue (20) in described groove (16), the other end forms turret terminal, the elastic force of described torque spring (19) acts on described sliding piece (18), the one end of stirring tongue (20) described in being provided with of described sliding piece (18) is made to have the trend of rotating in described parcel seat (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420633905.8U CN204228634U (en) | 2014-10-29 | 2014-10-29 | A kind of fixing test device of hand-held Xray fluorescence spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420633905.8U CN204228634U (en) | 2014-10-29 | 2014-10-29 | A kind of fixing test device of hand-held Xray fluorescence spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204228634U true CN204228634U (en) | 2015-03-25 |
Family
ID=52926714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420633905.8U Expired - Fee Related CN204228634U (en) | 2014-10-29 | 2014-10-29 | A kind of fixing test device of hand-held Xray fluorescence spectrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204228634U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153656A (en) * | 2016-08-31 | 2016-11-23 | 江苏天瑞仪器股份有限公司 | A kind of X fluorescence spectrum method rapid assay methods to heavy metal in soil cadmium element |
| CN106248708A (en) * | 2016-08-31 | 2016-12-21 | 江苏天瑞仪器股份有限公司 | A kind of X fluorescence spectrum method rapid assay methods to heavy metals in soil lead |
| CN106324006A (en) * | 2016-08-31 | 2017-01-11 | 江苏天瑞仪器股份有限公司 | Method for rapidly determining heavy metal element chromium in soil with X-ray fluorescent spectrometry |
| CN106404076A (en) * | 2016-11-24 | 2017-02-15 | 苏州热工研究院有限公司 | Nuclear power plant emergency networking monitoring system |
| CN107228873A (en) * | 2017-06-27 | 2017-10-03 | 苏州浪声科学仪器有限公司 | A kind of hand-held X-ray fluorescence spectrometer support |
| CN109307650A (en) * | 2017-07-27 | 2019-02-05 | 南京恒瑞分析仪器有限公司 | A kind of streamlined direct-reading spectrometer |
-
2014
- 2014-10-29 CN CN201420633905.8U patent/CN204228634U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153656A (en) * | 2016-08-31 | 2016-11-23 | 江苏天瑞仪器股份有限公司 | A kind of X fluorescence spectrum method rapid assay methods to heavy metal in soil cadmium element |
| CN106248708A (en) * | 2016-08-31 | 2016-12-21 | 江苏天瑞仪器股份有限公司 | A kind of X fluorescence spectrum method rapid assay methods to heavy metals in soil lead |
| CN106324006A (en) * | 2016-08-31 | 2017-01-11 | 江苏天瑞仪器股份有限公司 | Method for rapidly determining heavy metal element chromium in soil with X-ray fluorescent spectrometry |
| CN106404076A (en) * | 2016-11-24 | 2017-02-15 | 苏州热工研究院有限公司 | Nuclear power plant emergency networking monitoring system |
| CN107228873A (en) * | 2017-06-27 | 2017-10-03 | 苏州浪声科学仪器有限公司 | A kind of hand-held X-ray fluorescence spectrometer support |
| CN109307650A (en) * | 2017-07-27 | 2019-02-05 | 南京恒瑞分析仪器有限公司 | A kind of streamlined direct-reading spectrometer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204228634U (en) | A kind of fixing test device of hand-held Xray fluorescence spectrometer | |
| CN209691272U (en) | A kind of foldable LED display | |
| CN106539372A (en) | A kind of multi-functional furniture and multi-functional furniture component | |
| CN203436784U (en) | Portable ball net rack net supporting rod | |
| CN208957166U (en) | A kind of desk of spatial scalability | |
| CN207125515U (en) | A kind of new wardrobe | |
| CN201563992U (en) | Novel wall corner assembled bookrack | |
| CN203058941U (en) | Table with foldable chairs | |
| CN209075983U (en) | A kind of folding utility table tennis is to practicing platform | |
| CN208287430U (en) | A kind of tamper-proof formula tennis net | |
| CN103653783B (en) | Collapsible combination drawing board table | |
| CN208828332U (en) | A kind of test wire case | |
| CN209152477U (en) | Luggage case | |
| CN208821977U (en) | A kind of folding type cabinet | |
| CN205513925U (en) | Multifunctional clothes rack | |
| CN206587805U (en) | A kind of multifunctional chemical rack for test tube | |
| CN208403713U (en) | A kind of outdoor sports goods storing unit convenient for folding placement | |
| CN208994287U (en) | A kind of mineral are reconnoitred with sample storing unit | |
| CN209300573U (en) | A kind of chair | |
| CN207506945U (en) | A kind of ice hockey doorframe | |
| CN212465458U (en) | Portable stool | |
| CN209346528U (en) | A kind of industrial design showing stand being convenient for carrying | |
| CN208708885U (en) | A kind of Multifunctional desk | |
| CN208540928U (en) | Multi-function wall desk | |
| CN208821861U (en) | A kind of multi-functional desk |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20201029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |