CN206920065U - A kind of new thread tension measuring apparatus - Google Patents
A kind of new thread tension measuring apparatus Download PDFInfo
- Publication number
- CN206920065U CN206920065U CN201720872275.3U CN201720872275U CN206920065U CN 206920065 U CN206920065 U CN 206920065U CN 201720872275 U CN201720872275 U CN 201720872275U CN 206920065 U CN206920065 U CN 206920065U
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- guide wheel
- rotation guide
- wheel shaft
- rotation
- fixed
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Abstract
The utility model discloses a kind of new thread tension measuring apparatus, including fixed disk, rotating disk, fixing axle, fixed disk are connected by fixing axle with rotating disk；The first coaxial annular groove is offered on fixed disk, rotating disk lower surface offers the second coaxial annular groove, fixed pole grillage, rotation pole plate frame are separately installed with first coaxial annular groove and the second coaxial annular groove, fixed pole grillage is connected with fixed polar plate, rotation pole plate frame is connected with rotation pole plate, and fixed polar plate and pole of rotation plate shape are into the pole plate pair with fixed interval (FI)；Stator ring is installed, stator ring is connected by linking arm and fixing axle, and the first rotation guide wheel, the second rotation guide wheel are separately installed with rotating disk on sliding block.A kind of new thread tension measuring apparatus described in the utility model, thread tension is converted to the relative rotation angle of inductance capacitance array, changes the area of inductance capacitance, capacitance change is detected by capacitance measurement circuit, so as to react the size of thread tension.
Description
Technical field
It the utility model is related to a kind of new thread tension measuring apparatus.
Background technology
Thread tension measurement is an important step in textile technology, and the real-time measurement to thread tension is related to fabric
Quality and production efficiency.Tension force is converted to electric signal by the method for tonometry using cantilever beam with strain resistor method mostly.
Using capacitive sensing method carry out tonometry, applied in other field, as file CN201110376420,
The method using capacitive sensing measuring steel wire rope tension described by CN201110376461.But the tension force that this method measures
Change with the gap of capacitor plate, therebetween inversely, linearisation difficulty is larger；And small gap change can cause
The larger change of measurement result, easily influenceed by external vibration, impact, it is higher to application environmental requirement, it is not suitable for silk thread
The measurement of tension force.
Utility model content
The purpose of this utility model is to provide a kind of new thread tension measuring apparatus, and thread tension is converted into sensing
The relative rotation angle of capacitor array, change the area of inductance capacitance, capacitance change is detected by capacitance measurement circuit, so as to
React the size of thread tension.
In order to achieve the above object, the technical solution of the utility model is：
A kind of new thread tension measuring apparatus, including fixed disk, rotating disk, fixing axle, the fixed disk pass through fixation
Axle is connected with rotating disk；The first coaxial annular groove of more than 1 is offered on the fixed disk, the rotating disk lower surface opens up
There is the second coaxial annular groove of more than 1, fixation is separately installed with the first coaxial annular groove and the second coaxial annular groove
Pole plate frame, rotation pole plate frame, and the fixed pole grillage is installed with rotation pole plate frame interval, the fixed pole grillage and fixed pole
Plate is connected, and the rotation pole plate frame is connected with rotation pole plate, and the fixed polar plate is with pole of rotation plate shape into fixed interval (FI)
Pole plate pair；The rotating disk upper surface offers arcuate furrow, and sliding block, spring are separately installed with the arcuate furrow, described
Spring one end is connected with sliding block, and the spring other end is connected with the arcuate furrow madial wall of rotating disk；Installed on the sliding block
There is stator ring, the stator ring is connected by linking arm and fixing axle, and the first rotation is separately installed with the rotating disk
Guide wheel, the second rotation guide wheel；The fixed disk is connected with mounting seat, and it is recessed that fixing axle installation is offered in the mounting seat
Groove, the fixing axle installation groove are connected with the screens of fixing axle lower end, in the mounting seat of the fixing axle installation groove side
The first bearing block storage groove is offered, the first detachable bearing block is installed in the first bearing block storage groove, it is described
The second bearing block storage groove, the second bearing block storage concavity are offered in the mounting seat of fixing axle installation groove opposite side
Second detachable bearing block is installed in groove.
Described first rotates the angle of line between line and the second rotation guide wheel and fixing axle between guide wheel and fixing axle
For 90 degree.
The arcuate furrow be a quarter annulus, and it is described first rotation guide wheel and second rotation guide wheel guide wheel shaft
Heart line is located on same annulus with arcuate furrow.
The fixing axle includes the shaft shoulder, and the shaft shoulder is connected with first step post, the first step post and second step
Post is connected, and the second step post is connected with the 3rd step post, and the 3rd step post is connected with threaded rod, the 3rd step
The first keyway is offered on post；The fixed disk is co-axially mounted with fixing axle, and fixed disk is arranged on first step post；It is described
Second step post is connected with the inner ring of bearing, and the outer ring of the bearing is connected with rotating disk.
The first stationary positioned pin hole is offered in the fixed disk side wall, is offered in the fixed pole grillage lower wall
Two stationary positioned pin holes, the fixed disk pass through the first stationary positioned pin hole, the second stationary positioned pin hole by stationary positioned pin
It is connected afterwards with fixed pole grillage, fixed polar plate is bonded with the fixed pole grillage；First is offered in the rotating disk side wall
Rotational positioning pin hole, described rotate offer the second rotational positioning pin hole on pole plate frame upper side wall, and the rotating disk passes through rotation
Pilot pin is connected after passing through the first rotational positioning pin hole, the second rotational positioning pin hole with rotation pole plate frame, the rotation pole plate frame
On be bonded with rotation pole plate.
Described linking arm one end offers the first axis hole, and the second keyway is offered on the first axis hole madial wall, described
First axis hole is mounted on the 3rd step post, and key, the first axle are provided with second keyway and the first keyway
Locking nut is installed, the locking nut is pushed against with linking arm and installed on the threaded rod above hole；The linking arm other end
Offer the second axis hole.
Stator ring axle is installed, the stator ring axle includes stator ring axle thread bar, described solid on the sliding block
Determine guide wheel shaft threaded rod with stator ring axle hexagon prism to be connected, the stator ring axle hexagon prism and the first stator ring axle optical axis
It is connected, the first stator ring axle optical axis is connected with the second stator ring axle optical axis；The stator ring axle thread bar and cunning
Block is connected, and the first stator ring axle optical axis is connected after passing through the second axis hole with linking arm, the second stator ring axle light
Stator ring is installed on axle.
First rotation guide wheel shaft is installed, the first rotation guide wheel shaft includes the first rotation guide wheel shaft in the rotating disk
Threaded rod, the first rotation guide wheel shaft threaded rod are connected with the first rotation guide wheel shaft hexagon prism, the first rotation guide wheel shaft
Hexagon prism is connected with the first rotation guide wheel shaft optical axis；The first rotation guide wheel shaft threaded rod is connected with rotating disk, and described first
The first rotation guide wheel is installed on rotation guide wheel shaft optical axis.
Second rotation guide wheel shaft is installed, the second rotation guide wheel shaft includes the second rotation guide wheel shaft in the rotating disk
Threaded rod, the second rotation guide wheel shaft threaded rod are connected with the second rotation guide wheel shaft hexagon prism, the second rotation guide wheel shaft
Hexagon prism is connected with the second rotation guide wheel shaft optical axis；The second rotation guide wheel shaft threaded rod is connected with rotating disk, and described second
The second rotation guide wheel is installed on rotation guide wheel shaft optical axis.
The beneficial effects of the utility model are：（1）The utility model improves inductance capacitance using capacitor plate array format
Structure, the induction area being effectively increased, improve the sensitivity of measurement；（2）Thread tension is converted to the phase of capacitor plate
To the anglec of rotation, change induction area, avoid pole plate space change caused by nonlinear problem, improve the stabilization of signal
Property, reduce the difficulty of signal transacting.
Brief description of the drawings
Fig. 1 is unshielded component structure diagram of the present utility model；
Fig. 2 is the utility model section view；
Fig. 3 is fixed axle structure schematic diagram；
Fig. 4 is fixed disk structural representation；
Fig. 5 is inductance capacitance structural representation；
Fig. 6 is rotating disk top surface structure schematic diagram；
Fig. 7 is rotating disk bottom surface structure schematic diagram；
Fig. 8 is stator ring axle construction schematic diagram；
Fig. 9 is the first rotation guide wheel shaft structural representation；
Figure 10 is the second rotation guide wheel shaft structural representation；
Figure 11 positions linking arm structural representation；
Figure 12 is capacitance connection schematic diagram；
Figure 13 is coiling initial position schematic diagram；
Figure 14 is position view after rotating disk turns an angle.
Embodiment
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7, a kind of new thread tension measuring apparatus, including fixed disk 1, rotation
Rotating disk 2, fixing axle 3, the fixed disk 1 are connected by fixing axle 3 with rotating disk 2；More than 1 is offered on the fixed disk 1
The first coaxial annular groove 11, the lower surface of rotating disk 2 offers the second coaxial annular groove 21 of more than 1, described first
Fixed pole grillage 41, rotation pole plate frame 42 are separately installed with the coaxial annular groove 21 of coaxial annular groove 11 and second, and it is described solid
Fixed plate frame 41 is installed with rotation pole plate frame 42 interval, and the fixed pole grillage 41 is connected with fixed polar plate 43, the pole of rotation
Grillage 42 is connected with rotation pole plate 44, and the fixed polar plate 43 forms the pole plate pair with fixed interval (FI) with rotation pole plate 44；Institute
State the upper surface of rotating disk 2 and offer arcuate furrow 22, sliding block 23, spring 24 are separately installed with the arcuate furrow 22, it is described
The one end of spring 24 is connected with sliding block 23, and spring base, the other end of spring 24 are provided with the arcuate furrow 22 of the rotating disk 2
It is connected with spring base；Stator ring 4 is installed, the stator ring 4 is solid by linking arm 5 and fixing axle 3 on the sliding block 23
Even, the first rotation guide wheel 6, second rotation guide wheel 7 is separately installed with the rotating disk 2；The fixed disk 1 and mounting seat 91
It is connected, fixing axle installation groove 92, the fixing axle installation groove 92 and the lower end of fixing axle 3 is offered in the mounting seat 91
Screens is connected, and the first bearing block storage groove 93, institute are offered in the mounting seat 91 of the side of fixing axle installation groove 92
State in the first bearing block storage groove 93 and first detachable bearing block 94 is installed, the opposite side of fixing axle installation groove 92
The second bearing block storage groove 95 is offered in mounting seat 91, being provided with second in the second bearing block storage groove 95 can
Dismantle bearing block 96.
The setting of mounting seat 91 can improve measuring apparatus mounting stability, and fixing axle installation groove 92 can be with fixing axle
3 screens of the shaft shoulder 31 installation.First detachable 94 and second detachable bearing block 96 of bearing block is made by cement or steel.The
One detachable 94 and second detachable bearing block 96 of bearing block can adjust according to actual conditions, steady so as to improve measuring apparatus installation
It is qualitative.
Fixed disk 1, rotating disk 2, fixed pole grillage 41 and rotation pole plate frame 42 are made using insulating materials.Fixed polar plate
43rd, rotate pole plate 44 to make using copper foil or aluminium foil, and in surface spraying aluminum oxide, make its surface insulation.
Line between line and the second rotation guide wheel 7 and fixing axle 3 between the first rotation guide wheel 6 and fixing axle 3
Angle is 90 degree.
The arcuate furrow 22 is the annulus of a quarter, and the first rotation guide wheel 6 and second rotates leading for guide wheel 7
Wheel axial line is located on same annulus with arcuate furrow 22.
As shown in figure 3, the fixing axle 3 includes the shaft shoulder 31, four circular holes are opened on the end face of the shaft shoulder 31；The centre bore of fixed disk 1
It is corresponding with four circular holes on the shaft shoulder 31 of fixing axle 3 that surrounding opens four screwed holes.The shaft shoulder 31 is connected with first step post 32,
The first step post 32 is connected with second step post 33, and the second step post 33 is connected with the 3rd step post 34, and described
Three step posts 34 are connected with threaded rod 35, and the first keyway 36 is offered on the 3rd step post 34；The fixed disk 1 is with fixing
Axle 3 is co-axially mounted, and fixed disk 1 is arranged on first step post 32；The second step post 33 is connected with the inner ring of bearing 37,
The outer ring of the bearing 37 is connected with rotating disk 2.
The first stationary positioned pin hole 12 is offered in the side wall of fixed disk 1, is opened in the lower wall of fixed pole grillage 41
Provided with the second stationary positioned pin hole 13, the fixed disk 1 is solid through the first stationary positioned pin hole 12, second by stationary positioned pin
It is connected after determining positioning pinholes 13 with fixed pole grillage 41, fixed polar plate 43 is bonded with the fixed pole grillage 41；The rotation
The first rotational positioning pin hole 25 is offered in the side wall of disk 2, the second rotational positioning is offered on the rotation upper side wall of pole plate frame 42
Pin hole 26, the rotating disk 2 by rotational positioning pin through the first rotational positioning pin hole 25, after the second rotational positioning pin hole 26 with
Rotate pole plate frame 42 to be connected, rotation pole plate 44 is bonded with the rotation pole plate frame 42.
As shown in figure 11, described one end of linking arm 5 offers the first axis hole 51, is opened up on the madial wall of the first axis hole 51
There is the second keyway 52, first axis hole 51 is mounted on the 3rd step post 34, and the key of second keyway 52 and first
Key 53 is installed in groove 36, locking nut 55, the locking nut are installed on the threaded rod 35 of the top of the first axis hole 51
55 push against installation with linking arm 5；The other end of linking arm 5 offers the second axis hole 54.
As shown in figure 8, being provided with stator ring axle 61 on the sliding block 23, the stator ring axle 61 includes stator ring
Axle thread bar 62, the stator ring axle thread bar 62 are connected with stator ring axle hexagon prism 63, the stator ring axle hexagonal
Post 63 is connected with the first stator ring axle optical axis 64, the first stator ring axle optical axis 64 and the second stator ring axle optical axis 65
It is connected；The stator ring axle thread bar 62 is connected with sliding block 23, and the first stator ring axle optical axis 64 passes through the second axis hole
It is connected after 54 with linking arm 5, stator ring 4 is installed on the second stator ring axle optical axis 65.
As shown in figure 9, being provided with the first rotation guide wheel shaft 71 in the rotating disk 2, the first rotation guide wheel shaft 71 wraps
Include the first rotation guide wheel shaft threaded rod 72, the first rotation guide wheel shaft threaded rod 72 and the phase of the first rotation guide wheel shaft hexagon prism 73
Even, the first rotation guide wheel shaft hexagon prism 73 is connected with the first rotation guide wheel shaft optical axis 74；The first rotation guide wheel shaft spiral shell
Rasp bar 72 is connected with rotating disk 2, and the first rotation guide wheel 6 is provided with the first rotation guide wheel shaft optical axis 74.
As shown in Figure 10, the second rotation guide wheel shaft 81 is installed, the second rotation guide wheel shaft 81 wraps in the rotating disk 2
Include the second rotation guide wheel shaft threaded rod 82, the second rotation guide wheel shaft threaded rod 82 and the phase of the second rotation guide wheel shaft hexagon prism 83
Even, the second rotation guide wheel shaft hexagon prism 83 is connected with the second rotation guide wheel shaft optical axis 84；The second rotation guide wheel shaft spiral shell
Rasp bar 82 is connected with rotating disk 2, and the second rotation guide wheel 7 is provided with the second rotation guide wheel shaft optical axis 84.
As shown in Figure 12, Figure 13, Figure 14, a kind of new thread tension measuring apparatus operation principle：After device completes installation,
Each pole plate on fixed polar plate 43 is joined together to form to a pole of inductance capacitance with wire, rotates each pole on pole plate 44
Plate is joined together to form another pole of inductance capacitance with wire.During initial position, fixed polar plate 43 and rotation pole plate 44 position
Identical, the area of inductance capacitance is maximum, and capacitance is also maximum.During rotation, stator ring axle 61 makes sliding block 23 fixed, spring
24 one end are fixed, and the other end rotates together with rotating disk 2, so that spring 24 compresses.Silk thread is led around fixation respectively
The rotation guide wheel 6, second of wheel 4, first rotates guide wheel 7, then can produce turning moment to rotary components, and drive it to be pressed to spring 24
The direction of contracting rotates, until reaching balance with the compression stress of spring 24.Thread tension is bigger, and caused turning moment is bigger, then revolves
The rotational angle of rotating disk 2 is bigger.Rotating disk 2, which rotates, drives pole of rotation plate 44 to produce dislocation, reduces the area of inductance capacitance,
Capacitance reduces.To be told as before, thread tension is bigger, and the rotational angle of rotating disk 2 is bigger, then the area of inductance capacitance is smaller,
Capacitance variation is bigger.Pass through capacitance measurement circuit（CV circuits）Capacitance change is can accurately measure, so as to be converted to silk thread
Power size.
A kind of new thread tension measuring apparatus of the present embodiment, the relative of inductance capacitance array is converted to by thread tension
The anglec of rotation, change the area of inductance capacitance, capacitance change is detected by capacitance measurement circuit, so as to react thread tension
Size.
Claims (9)
- A kind of 1. new thread tension measuring apparatus, it is characterised in that：Including fixed disk（1）, rotating disk（2）, fixing axle（3）, The fixed disk（1）Pass through fixing axle（3）With rotating disk（2）It is connected；The fixed disk（1）On offer more than 1 first Coaxial annular groove（11）, the rotating disk（2）Lower surface offers the second coaxial annular groove of more than 1（21）, described first Coaxial annular groove（11）With the second coaxial annular groove（21）Inside it is separately installed with fixed pole grillage（41）, rotation pole plate frame（42）, And the fixed pole grillage（41）With rotating pole plate frame（42）Interval installation, the fixed pole grillage（41）With fixed polar plate（43） It is connected, the rotation pole plate frame（42）With rotating pole plate（44）It is connected, the fixed polar plate（43）With rotating pole plate（44）Formed Pole plate pair with fixed interval (FI)；The rotating disk（2）Upper surface offers arcuate furrow（22）, the arcuate furrow（22）It is interior It is separately installed with sliding block（23）, spring（24）, the spring（24）One end and sliding block（23）It is connected, the spring（24）The other end With rotating disk（2）Arcuate furrow（22）Madial wall is connected；The sliding block（23）On stator ring is installed（4）, the fixation Guide wheel（4）Pass through linking arm（5）With fixing axle（3）It is connected, the rotating disk（2）On be separately installed with the first rotation guide wheel（6）、 Second rotation guide wheel（7）；The fixed disk（1）With mounting seat（91）It is connected, the mounting seat（91）On offer fixation Axle installation groove（92）, the fixing axle installation groove（92）With fixing axle（3）Lower end screens is connected, and the fixing axle installation is recessed Groove（92）The mounting seat of side（91）On offer the first bearing block storage groove（93）, the first bearing block storage groove （93）First detachable bearing block is inside installed（94）, the fixing axle installation groove（92）The mounting seat of opposite side（91）On Offer the second bearing block storage groove（95）, the second bearing block storage groove（95）Second detachable load-bearing is inside installed Block（96）.
- A kind of 2. new thread tension measuring apparatus according to claim 1, it is characterised in that：The first rotation guide wheel （6）And fixing axle（3）Between line and second rotation guide wheel（7）And fixing axle（3）Between the angle of line be 90 degree.
- A kind of 3. new thread tension measuring apparatus according to claim 2, it is characterised in that：The arcuate furrow（22） For the annulus of a quarter, and the first rotation guide wheel（6）With the second rotation guide wheel（7）Guide wheel axial line and arcuate furrow （22）On same annulus.
- A kind of 4. new thread tension measuring apparatus according to claim 1, it is characterised in that：The fixing axle（3）Bag Include the shaft shoulder（31）, the shaft shoulder（31）With first step post（32）It is connected, the first step post（32）With second step post （33）It is connected, the second step post（33）With the 3rd step post（34）It is connected, the 3rd step post（34）With threaded rod （35）It is connected, the 3rd step post（34）On offer the first keyway（36）；The fixed disk（1）With fixing axle（3）Coaxially Installation, and fixed disk（1）Installed in first step post（32）On；The second step post（33）With bearing（37）Inner ring phase Even, the bearing（37）Outer ring and rotating disk（2）It is connected.
- A kind of 5. new thread tension measuring apparatus according to claim 1, it is characterised in that：The fixed disk（1）Side The first stationary positioned pin hole is offered on wall（12）, the fixed pole grillage（41）The second stationary positioned pin is offered in lower wall Hole（13）, the fixed disk（1）First stationary positioned pin hole is passed through by stationary positioned pin（12）, the second stationary positioned pin hole （13）Afterwards with fixed pole grillage（41）It is connected, the fixed pole grillage（41）On be bonded with fixed polar plate（43）；The rotating disk （2）The first rotational positioning pin hole is offered in side wall（25）, the rotation pole plate frame（42）The second rotation is offered on upper side wall Positioning pinholes（26）, the rotating disk（2）First rotational positioning pin hole is passed through by rotational positioning pin（25）, the second rotational positioning Pin hole（26）Afterwards with rotating pole plate frame（42）It is connected, the rotation pole plate frame（42）On be bonded with rotation pole plate（44）.
- A kind of 6. new thread tension measuring apparatus according to claim 1, it is characterised in that：The linking arm（5）One End offers the first axis hole（51）, first axis hole（51）The second keyway is offered on madial wall（52）, first axis hole （51）It is mounted on the 3rd step post（34）On, and second keyway（52）With the first keyway（36）Key is inside installed （53）, first axis hole（51）The threaded rod of top（35）On locking nut is installed（55）, the locking nut（55）With Linking arm（5）Push against installation；The linking arm（5）The other end offers the second axis hole（54）.
- A kind of 7. new thread tension measuring apparatus according to claim 1, it is characterised in that：The sliding block（23）Upper peace Equipped with stator ring axle（61）, the stator ring axle（61）Including stator ring axle thread bar（62）, the stator ring axle Threaded rod（62）With stator ring axle hexagon prism（63）It is connected, the stator ring axle hexagon prism（63）With the first stator ring axle Optical axis（64）It is connected, the first stator ring axle optical axis（64）With the second stator ring axle optical axis（65）It is connected；The fixation Guide wheel shaft threaded rod（62）With sliding block（23）It is connected, the first stator ring axle optical axis（64）Through the second axis hole（54）Afterwards with Linking arm（5）It is connected, the second stator ring axle optical axis（65）On stator ring is installed（4）.
- A kind of 8. new thread tension measuring apparatus according to claim 1, it is characterised in that：The rotating disk（2）On First rotation guide wheel shaft is installed（71）, the first rotation guide wheel shaft（71）Including the first rotation guide wheel shaft threaded rod（72）, The first rotation guide wheel shaft threaded rod（72）With the first rotation guide wheel shaft hexagon prism（73）It is connected, the first rotation guide wheel shaft Hexagon prism（73）With the first rotation guide wheel shaft optical axis（74）It is connected；The first rotation guide wheel shaft threaded rod（72）With rotating disk （2）It is connected, the first rotation guide wheel shaft optical axis（74）On the first rotation guide wheel is installed（6）.
- A kind of 9. new thread tension measuring apparatus according to claim 1, it is characterised in that：The rotating disk（2）On Second rotation guide wheel shaft is installed（81）, the second rotation guide wheel shaft（81）Including the second rotation guide wheel shaft threaded rod（82）, The second rotation guide wheel shaft threaded rod（82）With the second rotation guide wheel shaft hexagon prism（83）It is connected, the second rotation guide wheel shaft Hexagon prism（83）With the second rotation guide wheel shaft optical axis（84）It is connected；The second rotation guide wheel shaft threaded rod（82）With rotating disk （2）It is connected, the second rotation guide wheel shaft optical axis（84）On the second rotation guide wheel is installed（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872275.3U CN206920065U (en) | 2017-07-18 | 2017-07-18 | A kind of new thread tension measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872275.3U CN206920065U (en) | 2017-07-18 | 2017-07-18 | A kind of new thread tension measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206920065U true CN206920065U (en) | 2018-01-23 |
Family
ID=61347719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720872275.3U Expired - Fee Related CN206920065U (en) | 2017-07-18 | 2017-07-18 | A kind of new thread tension measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206920065U (en) |
-
2017
- 2017-07-18 CN CN201720872275.3U patent/CN206920065U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180123 Termination date: 20200718 |