CN105529420A - Battery clamping device and hearth switch knob with same - Google Patents
Battery clamping device and hearth switch knob with same Download PDFInfo
- Publication number
- CN105529420A CN105529420A CN201510906256.3A CN201510906256A CN105529420A CN 105529420 A CN105529420 A CN 105529420A CN 201510906256 A CN201510906256 A CN 201510906256A CN 105529420 A CN105529420 A CN 105529420A
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- CN
- China
- Prior art keywords
- battery
- knob
- clamping device
- circuit board
- gap
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
- G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
- G05G1/10—Details, e.g. of discs, knobs, wheels or handles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides a battery clamping device and a hearth switch knob with the same. An opening is formed in the battery clamping device; the width between two lateral walls of the opening is equivalent to the thickness between a positive electrode and a negative electrode of a battery; the battery is camped in the opening; and the diameter of the battery is greater than the length of the opening or the height of the battery is greater than that of the opening. The hearth switch knob comprises a knob base, a circuit board and an upper knob cover, wherein the circuit board is placed in an inner cavity of the knob base and is fixed; the upper knob cover is fastened to the knob base; the battery, the circuit board and electronic devices on the circuit board are enclosed into the inner cavity of the knob base; the knob base is barrel-shaped; a trough is formed in the wall of the knob base; the opening is formed in the circuit board and is communicated with the trough; the widths of the trough and the opening are matched with the thickness of the battery; the height from the circuit board to the bottom part of the inner cavity of the knob base is smaller than the diameter of the battery; and the battery is clamped and kept fixed through the two lateral walls of the opening of the circuit board. The battery can be picked and placed through rolling, so that picking and placing of the battery are facilitated.
Description
Technical field
The present invention relates to a kind of battery clamping device and there is the kitchen range top switching knob of this clamping device, belong to battery-mounting device and kitchen range top switching knob field.
Background technology
In existing electronic product, battery mostly is the formula of taking, and what the clamping of this battery, modes of emplacement caused battery picks and places inconvenience.
In view of this special proposition the present invention.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, provides a kind of battery clamping device and has the kitchen range top switching knob of this clamping device, can fetching battery easily.
For solving the problems of the technologies described above, the present invention adopts the basic conception of technical scheme to be:
A kind of battery clamping device, battery clamping device is provided with gap, width between gap two side and between battery plus-negative plate thickness suitable, battery folder is held in gap, and the height of length or battery that the diameter of battery is greater than gap is greater than the height of gap.
Further, the two side of the gap of battery clamping device is respectively arranged with conductor to contact with the both positive and negative polarity of battery.
Further, also comprise shell fragment, two shell fragments are fixed on gap both sides and contact retain batteries with the both positive and negative polarity of battery respectively and keep it to fix.
A kind of kitchen range top switching knob being provided with battery clamping device, comprise knob base, circuit board and knob upper cover, circuit board is placed in the inner chamber of knob base also fixing, knob upper cover and knob base fasten, by battery, circuit board and on electronic device be enclosed in the inner chamber of knob base; Knob base is tubular, slot is provided with at Qi Bishang, correspondingly, circuit board as battery clamping device is provided with gap, gap is communicated with slot, the width of slot and the width of gap all coordinate with the thickness between battery plus-negative plate, and the height bottom circuit board distance knob base intracavity is less than the diameter of battery, and battery keeps fixing by the gap two side clamping of circuit board.
Further, the gap two side of circuit board is respectively arranged with conductor contact with the both positive and negative polarity of battery.
Further, also comprise the shell fragment be electrically connected with circuit board, two shell fragment apportion circuit board gap both sides also contacts retain batteries with the both positive and negative polarity of battery respectively and keep it to fix, and two shell fragments are all fixed on circuit boards in inverted L-shaped and shell fragment lower end and knob base are fixed.
Further, shell fragment is provided with towards battery protuberance.
Further, vibrating sensor, magnetic survey transducer, control and wireless transceiver, button, antenna and battery is provided with in knob inner chamber, control and wireless transceiver are connected with vibrating sensor, magnetic survey transducer, button, antenna electric, the anglec of rotation of the geomagnetic field information change reflection knob that when utilizing knob to rotate, magnetic survey transducer detects.
Further, vibrating sensor, magnetic survey transducer, control and wireless transceiver, button, antenna and battery are positioned over the position of remotely magnetic measurement transducer.
Further, battery adopts button cell, and button cell erects the position be positioned near knob internal chamber wall in knob inner chamber.
After adopting technique scheme, the present invention compared with prior art has following beneficial effect.
A kind of battery clamping device of the present invention and have the kitchen range top switching knob of this clamping device, carrys out fetching battery by the rolling of battery.Gap is set on circuit boards, utilizes circuit board as battery clamping device, and slot is set on knob base for battery turnover, getting final product fetching battery by rolling, facilitating picking and placeing of battery.And the structure arranging conductor in the two side of circuit board gap can save space.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is circuit board and vibrating sensor, magnetic survey transducer, antenna, button, control and wireless transceiver scheme of installation on circuit boards in the embodiment of the present invention two.
Fig. 2 is a kind of kitchen range top switching knob structural representation being provided with battery clamping device in the embodiment of the present invention two.
Fig. 3 is the cross-sectional view of anistree accessory.
Fig. 4 be shell fragment with battery coordinate schematic diagram.
1, knob base 2, slot 3, hole 4, base inserting column 5, anistree accessory 6, circuit board 7, gap 8, battery 9, vibrating sensor 10, magnetic survey transducer 11, antenna 12, button 14, control and wireless transceiver 15, rotating metallic bar 16, shell fragment.
Embodiment
Embodiment one
A kind of battery clamping device of the present invention, battery clamping device is provided with gap, width between gap two side and between battery plus-negative plate thickness suitable, battery folder is held in gap, and the height of length or battery that the diameter of battery is greater than gap is greater than the height of gap.
In order to save space better, the two side of the gap of battery clamping device being respectively arranged with conductor and contacting with the both positive and negative polarity of battery.
More stable in order to make battery clamp, battery clamping device also comprises shell fragment, two shell fragments are fixed on gap both sides and contact retain batteries with the both positive and negative polarity of battery respectively and keep it to fix, owing to adding shell fragment, thus add the contact area of battery clamping device and battery, and longer to the clamping length of battery, thus make the clamping of battery more firm.
Embodiment two
As shown in Figure 1, a kind of kitchen range top switching knob being provided with battery clamping device of the present invention, comprises knob base 1, circuit board 6 and knob upper cover.Circuit board 6 is battery clamping device.
As shown in Figure 1, circuit board 6 is fixedly installed vibrating sensor 9, magnetic survey transducer 10, antenna 11, button 12, controls and wireless transceiver 14.Battery 8 is provided with in the inner chamber of knob base 1.Circuit board 6 to be placed in the inner chamber of knob base 1 and fixing, and knob upper cover and knob base fasten, by battery, circuit board and on electronic device be enclosed in the inner chamber of knob base.
Vibrating sensor 9, magnetic survey transducer 10, antenna 11, button 12, control and wireless transceiver 14 are electrically connected with battery by circuit board 6.Control and wireless transceiver 14 are electrically connected with vibrating sensor 9, magnetic survey transducer 10, antenna 11, button 12.
As shown in Figure 2, the wall of knob base arranges porose 3, hole 3 is just to button 12.After knob being arranged on kitchen range top switch, first the confirmation that kitchen range top switching knob is positioned at kitchen range top switch pass close point and revolves turnback point will be carried out, user is by pressing keys 12, feedback signal, to controlling and wireless transceiver 14, to control and wireless transceiver 14 makes the magnetic survey transducer 10 in knob obtain knob to be positioned at the geomagnetic field information of above-mentioned two points and to store.By pressing keys, make control and wireless transceiver 14 send dependent instruction and realize magnetic field calibration and control the wireless networking of intelligent kitchen range top switching knob.
The anglec of rotation of the geomagnetic field information change reflection knob that when utilizing knob to rotate, magnetic survey transducer 10 detects, and then whether reflection kitchen range top switch is opened and opening degree.
Vibrating sensor 9, control and wireless transceiver 14, antenna 11 and battery 8 are positioned over the position of remotely magnetic measurement transducer 10, reduce as far as possible or avoid the interference to magnetic survey transducer.
As shown in Figure 1, battery 8 adopts button cell, and button cell is erect and is positioned in the inner chamber of knob base.Knob base intracavity is cylindrical cavity.
Best embodiment is: battery 8 and magnetic survey transducer 10 are around the distribution of knob base intracavity central axis, and battery 8 is positioned over magnetic survey transducer 10 right opposite and distance magnetic survey transducer 10 position farthest.
In the present embodiment, as shown in Figure 1, in the inner chamber of knob base 1, magnetic survey transducer 3 is arranged near the inwall of knob base 1.
In order to reduce flame to the impact of magnetic survey transducer 10 as far as possible, and due to battery in above-mentioned electronic device less by the impact of temperature, therefore, in the present embodiment, knob rotate make flame maximum time, the external distance flame of magnetic survey transducer 10 is farthest.Be installed on left-handed kitchen range top switch of opening fire, when the state that kitchen range top switch cuts out, by clock mark location, the battery in knob is positioned at three position, and magnetic survey transducer is positioned at nine o ' clock positions, and antenna is positioned at position eight.Button 12 is positioned at six-o ' clock position, and being convenient to networks for earth magnetism calibration and wireless transmission controls.The general kitchen range top is maximum by flame when closing fiery position half-twist at knob, therefore, in order to achieve the above object, rotation of the present invention is installed on kitchen range top switch, when knob makes flame reach maximum after closing fiery position half-twist, now, magnetic survey transducer 10 is positioned at knob from flame position farthest, make the impact of flame on magnetic survey transducer 10 minimum, and regulate when rotating from then on position left rotation and right rotation, although magnetic survey transducer 10 can be close with the distance of flame, but flame can diminish, therefore, the impact of flame on magnetic survey transducer 10 also reduces, thus make magnetic survey transducer 10 working stability.
When knob makes flame reach maximum after closing fiery position half-twist, battery is near twelve-hour, nearest from flame, and in above-mentioned electronic device, battery temperature influence is minimum.Antenna is positioned at position eight when the state that kitchen range top switch cuts out, and ensure that antenna is closing the side be all under fiery state or under fiery open mode away from flame and pan, is conducive to the transmission performance ensureing wireless signal.
Knob base 1 is tubular, is provided with slot 2 at Qi Bishang, and correspondingly, circuit board 6 is provided with gap 7, gap 7 is communicated with slot 2.The width of slot 2 and the width of gap 7 all coordinate with the thickness of battery 8, and circuit board 6 is less than the diameter of battery 8 apart from the height of knob base 1 intracavity bottom.
As shown in Figure 4, in other embodiments, in order to more stable to the clamping of battery, battery clamping device also comprises the shell fragment 16 be electrically connected with circuit board, two shell fragment apportion circuit board gap both sides also contacts retain batteries with the both positive and negative polarity of battery respectively and keep it to fix, and two shell fragments are all fixed on circuit boards in inverted L-shaped and shell fragment lower end and knob base are fixed.Shell fragment is provided with towards battery protuberance.When battery inserts between two shell fragments, more easily and battery terminal contact, and shell fragment has elasticity to protuberance, thus, can ensure the clamping to battery, and battery clamping device can not be made again to damage.
When taking such scheme gap both sides to be on circuit boards respectively welded with an inverted L-shaped metal clips, the galianconism of shell fragment is welded to circuit board, long-armed downward vertically in circuit board, but because the arm of force is longer, its clamping dynamics is little, high to weld force request in addition, therefore, in other embodiments, shell fragment takes another kind to arrange structure, by two L-shaped settings of shell fragment, the one arm not contacting battery is fixed on the bottom of knob base, another arm is erect upwards, shell fragment is erect arm upwards has bending or projection for Elastic Contact battery, so when battery inserts after between two shell fragments, mainly stressed is knob base instead of circuit board, therefore the life-span of circuit board can not be affected.
When battery is installed, battery 8 inserts in the slot 2 of knob base 1 and then inserts in the gap 7 on circuit board 6 by user, battery 8 is rolled in knob base 1 inner chamber by the periphery of contact battery by user, and battery 8 keeps fixing by the gap 7 two side clamping of circuit board 6.Be respectively arranged with conductor in the two side of circuit board gap 7 to contact the both positive and negative polarity of battery 8, conductor is communicated with the circuit on circuit board.When removing battery, by rolling battery, it can be taken out from the slot 2 of knob base 1.Can fetching battery easily, and the structure arranging conductor in the two side of circuit board gap can save space.
Knob base is fixedly installed base inserting column 4, in base inserting column 4, there is open inner chamber of going to the bottom, for rotating metallic bar 15 grafting with kitchen range top switch.
Because the rotating metallic bar of kitchen range top switch on market is cylinder and cylinder is provided with a breach, breach direction has a variety of, but it is general with 45 degree of changes, as 12 o ' clock positions, 1 thirty position, 6 o ' clock positions etc., therefore, a kind of kitchen range top switching knob being provided with battery clamping device of the present invention, also comprise anistree accessory 5, as shown in Figure 3, anistree accessory 5 is positive eight prisms, and its inner chamber is the cylindrical cavity being provided with a breach coordinated with rotating metallic bar.Be positive eight prism inner chambers at base inserting column 4 inner chamber of knob base, anistree accessory 5 is inserted in the inner chamber of base inserting column 4 and cooperatively interacts, and the rotating metallic bar of kitchen range top switch is inserted in anistree accessory inner chamber and cooperatively interacts.
Because anistree accessory 5 is positive eight prisms, its cross section is octagon, the central angle angle that each limit of octagon is right is 45 °, therefore, as shown in Figure 3, the breach center of anistree accessory 5 inner chamber is just being aligned an octagonal angle, like this, after on the rotating metallic bar anistree accessory being installed commercially existing kitchen range top switch, even if the breach orientation angle of the rotating metallic bar of each kitchen range top switch that will be suitable for is different, an angle federation forward of anistree accessory is towards flame.
And each electronic device on the circuit board installed in the inner chamber of knob base, the position relationship of the positive eight prism inner chambers of the base inserting column 4 of its rigging position and knob base also defers to following relation: by clock mark location, battery in knob is positioned at three position, magnetic survey transducer is positioned at nine o ' clock positions, antenna is positioned at position eight, button 12 is positioned at six-o ' clock position, and certain angle of the positive eight prism inner chambers of the base inserting column 4 of knob base is positioned at dead-center position.
Coordinated with base inserting column 4 inner chamber of knob base by anistree accessory, even if the breach orientation angle of the rotating metallic bar of each kitchen range top switch be suitable for is different, an angle of the octagon of base inserting column 4 inner chamber of knob base always can be made to be arranged on the rotating metallic bar of kitchen range top switch with pointing to flame straight up, thus make kitchen range top switching knob pinch the finger of knob upward for hand when kitchen range top switch is in closed condition on knob, meet the use habit of user, and a kind of kitchen range top switching knob being provided with battery clamping device of the present invention can be arranged on market easily any table cooker platform all can realize aforesaid object---when knob from kitchen range top switch close make flame reach maximum after the half-twist of fiery position time, magnetic survey transducer 10 is positioned at knob from flame position farthest, make the impact of flame on magnetic survey transducer 10 minimum, and regulate when rotating from then on position left rotation and right rotation, although magnetic survey transducer 10 can be close with the distance of flame, but flame can diminish, therefore, the impact of flame on magnetic survey transducer 10 also reduces, thus make magnetic survey transducer 10 working stability.When knob makes flame reach maximum after closing fiery position half-twist, battery is near twelve-hour, nearest from flame, and in above-mentioned electronic device, battery temperature influence is minimum.Antenna is positioned at position eight when the state that kitchen range top switch cuts out, and ensure that antenna is closing the side be all under fiery state or under fiery open mode away from flame and pan, is conducive to the transmission performance ensureing wireless signal.
Wireless transmission adopts any one wireless protocols transmission information in zigbee, wifi or bluetooth to user's designated equipment.Whether the information of transmission comprises kitchen range top switch and opens and kitchen range top switch open degree.
A kind of kitchen range top switching knob being provided with battery clamping device of the present invention, vibrating sensor 9, magnetic survey transducer 10, control and wireless transceiver 14 and battery 8 are installed in kitchen range top switching knob, because when being made kitchen range top switch ignition by rotation, knob can vibrate, detect vibration signal by the vibrating sensor 9 in knob and feed back to control and wireless transceiver 14 determines whether opening the change that the geomagnetic field information caused by the change of knob direction measured by magnetic survey transducer 10, thus reducing the power consumption of whole device.Utilize kitchen range top switch in off position and opening lower knob point to different geomagnetic field information that the magnetic survey sensor measurement that causes of different directions obtains to judge the opening degree of kitchen range top switch, it is more accurate to make to detect, and can utilize wireless transmission method that the information of kitchen range top switch open degree is sent to user's designated equipment with reminding user.Gap is set on circuit boards, utilizes circuit board as battery clamping device retain batteries, and slot is set on knob base communicates with circuit board gap and pass in and out for battery, get final product fetching battery by rolling, facilitate picking and placeing of battery.And the structure arranging conductor in the two side of circuit board gap can save space.
Embodiment in above-described embodiment can combine further or replace; and embodiment is only be described the preferred embodiments of the present invention; not the spirit and scope of the present invention are limited; under the prerequisite not departing from design philosophy of the present invention; the various changes and modifications that in this area, professional and technical personnel makes technical scheme of the present invention, all belong to protection scope of the present invention.
Claims (10)
1. a battery clamping device, it is characterized in that: on battery clamping device, be provided with gap, width between gap two side and between battery plus-negative plate thickness suitable, battery folder is held in gap, and the height of length or battery that the diameter of battery is greater than gap is greater than the height of gap.
2. a kind of battery clamping device according to claim 1, is characterized in that: on the two side of the gap of battery clamping device, be respectively arranged with conductor contact with the both positive and negative polarity of battery.
3. a kind of battery clamping device according to claim 1, is characterized in that: also comprise shell fragment, and two shell fragments are fixed on gap both sides and contact retain batteries with the both positive and negative polarity of battery respectively and keep it to fix.
4. one kind is provided with the kitchen range top switching knob of battery clamping device, it is characterized in that: comprise knob base, circuit board and knob upper cover, circuit board is placed in the inner chamber of knob base also fixing, knob upper cover and knob base fasten, by battery, circuit board and on electronic device be enclosed in the inner chamber of knob base; Knob base is tubular, slot is provided with at Qi Bishang, correspondingly, circuit board as battery clamping device is provided with gap, gap is communicated with slot, the width of slot and the width of gap all coordinate with the thickness between battery plus-negative plate, and the height bottom circuit board distance knob base intracavity is less than the diameter of battery, and battery keeps fixing by the gap two side clamping of circuit board.
5. a kind of kitchen range top switching knob being provided with battery clamping device according to claim 4, is characterized in that: the gap two side of circuit board is respectively arranged with conductor and contacts with the both positive and negative polarity of battery.
6. a kind of kitchen range top switching knob being provided with battery clamping device according to claim 4, it is characterized in that: also comprise the shell fragment be electrically connected with circuit board, two shell fragment apportion circuit board gap both sides also contacts retain batteries with the both positive and negative polarity of battery respectively and keep it to fix, and two shell fragments are all fixed on circuit boards in inverted L-shaped and shell fragment lower end and knob base are fixed.
7. a kind of kitchen range top switching knob being provided with battery clamping device according to claim 6, is characterized in that: be provided with on shell fragment towards battery protuberance.
8. a kind of kitchen range top switching knob being provided with battery clamping device according to claim 4, it is characterized in that: in knob inner chamber, be provided with vibrating sensor, magnetic survey transducer, control and wireless transceiver, button, antenna and battery, control and wireless transceiver are connected with vibrating sensor, magnetic survey transducer, button, antenna electric, the anglec of rotation of the geomagnetic field information change reflection knob that when utilizing knob to rotate, magnetic survey transducer detects.
9. a kind of kitchen range top switching knob being provided with battery clamping device according to claim 4, is characterized in that: vibrating sensor, magnetic survey transducer, control and wireless transceiver, button, antenna and battery are positioned over the position of remotely magnetic measurement transducer.
10. a kind of kitchen range top switching knob being provided with battery clamping device according to claim 6, is characterized in that: battery adopts button cell, and button cell erects the position be positioned near knob internal chamber wall in knob inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906256.3A CN105529420B (en) | 2015-12-09 | 2015-12-09 | A kind of battery clamp device and the hearth switching knob with this clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906256.3A CN105529420B (en) | 2015-12-09 | 2015-12-09 | A kind of battery clamp device and the hearth switching knob with this clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105529420A true CN105529420A (en) | 2016-04-27 |
| CN105529420B CN105529420B (en) | 2018-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510906256.3A Active CN105529420B (en) | 2015-12-09 | 2015-12-09 | A kind of battery clamp device and the hearth switching knob with this clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105529420B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1040891A (en) * | 1996-07-26 | 1998-02-13 | Matsushita Electric Ind Co Ltd | Battery holder |
| CN201256158Y (en) * | 2008-09-23 | 2009-06-10 | 台安科技(无锡)有限公司 | Button shaped cell kit for industrial control electric appliance |
| CN204557140U (en) * | 2015-04-23 | 2015-08-12 | 陈建华 | Knob wireless intelligent gas stove switch |
-
2015
- 2015-12-09 CN CN201510906256.3A patent/CN105529420B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1040891A (en) * | 1996-07-26 | 1998-02-13 | Matsushita Electric Ind Co Ltd | Battery holder |
| CN201256158Y (en) * | 2008-09-23 | 2009-06-10 | 台安科技(无锡)有限公司 | Button shaped cell kit for industrial control electric appliance |
| CN204557140U (en) * | 2015-04-23 | 2015-08-12 | 陈建华 | Knob wireless intelligent gas stove switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105529420B (en) | 2018-10-26 |
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