CN211296598U - Controller of double-motor synchronous lifting table with inclination protection and lifting table - Google Patents
Controller of double-motor synchronous lifting table with inclination protection and lifting table Download PDFInfo
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- CN211296598U CN211296598U CN201921228758.5U CN201921228758U CN211296598U CN 211296598 U CN211296598 U CN 211296598U CN 201921228758 U CN201921228758 U CN 201921228758U CN 211296598 U CN211296598 U CN 211296598U
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Abstract
The utility model relates to a take controller and lift table of bi-motor synchronous lift table of slope protection, wherein the controller of the bi-motor synchronous lift table of slope protection includes: the main control circuit is positioned at the side of the lifting table; the master control circuit includes: the device comprises a main processor module, a multi-axis sensor and drive circuits of two table leg lifting motors; the multi-axis sensor is suitable for detecting the inclination angle of the table top of the lifting table in the lifting process; the main processor module is suitable for outputting corresponding lifting motor control signals according to the inclination angle so as to enable the desktop to restore the horizontal position and prevent the desktop from inclining in the lifting process of the lifting table.
Description
Technical Field
The utility model relates to a lift table field specifically is a take controller and lift table of bi-motor synchronous lift table of slope protection.
Background
In life, people pay more and more attention to the utilization of space, large-scale furniture often can occupy a large amount of indoor spaces, and therefore more and more appear in people's life in the lift table, but still there are some problems in the lift table in the use. For example, once the lifting table inclines, the object on the table top falls off during the lifting process, and the lifting mechanism of the lifting table is directly damaged seriously, so that the lifting table cannot be used.
Therefore, in view of the above technical problems, it is desirable to design a new controller for a dual-motor synchronous lifting table with tilt protection and a lifting table.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take controller and lift table of bi-motor synchronous lift table of slope protection to solve the technical problem of lift table at the lift in-process desktop slope.
In order to solve the technical problem, the utility model provides a take controller of bi-motor synchronous lift table of slope protection, include:
the main control circuit is positioned at the side of the lifting table;
the master control circuit includes: the device comprises a main processor module, a multi-axis sensor and drive circuits of two table leg lifting motors;
the multi-axis sensor is suitable for detecting the inclination angle of the table top of the lifting table in the lifting process;
the main processor module is suitable for outputting corresponding lifting motor control signals according to the inclination angle so as to enable the desktop to restore to the horizontal position.
Further, the controller of the dual-motor synchronous lifting table with tilt protection further comprises: a hand controller with a slave control circuit;
and the master processor module in the master control circuit is suitable for receiving a control signal sent by the slave processor module in the slave control circuit and controlling the two lifting motors to lift synchronously according to the control signal.
Further, the slave control circuit further comprises: the key circuit is electrically connected with the slave processor module;
the key circuit includes: a plurality of key switches;
each key switch is respectively connected with the corresponding input end of the slave processor module;
the slave processor module is suitable for sending corresponding control signals to the master control circuit according to the key switches.
Further, the slave control circuit further comprises: the buzzer circuit is electrically connected with the slave processor module;
and the corresponding input end of the buzzer circuit is connected with the corresponding output end of the slave processor module.
Further, the slave control circuit further comprises: the slave interface is electrically connected with the slave processor module;
the master control circuit further comprises: the main interface is electrically connected with the main processor module;
the master interface is adapted to the slave interface to receive control signals sent by a slave control circuit.
Further, the driving circuit includes: the device comprises two half-bridge driving chips and an H-bridge structure formed by four MOS (metal oxide semiconductor) tubes;
and the corresponding output ends of the half-bridge driving chips are respectively connected with the positive power supply end and the negative power supply end of the corresponding lifting motor through the corresponding half-bridge structures.
Further, the master control circuit further comprises: the differential amplification circuit is electrically connected with the main processor module;
the differential amplification circuit includes: an operational amplifier;
the source electrodes of the two MOS tubes in the H-bridge structure are connected and then connected with the in-phase end of the operational amplifier;
the in-phase end of the operational amplifier is an input end, and a feedback resistor is connected between the inverting end and the output end of the operational amplifier; and
the output end of the operational amplifier is connected with the corresponding input end of the main processor module.
On the other hand, the utility model also provides a lifting table, include:
the controller comprises a lifting table body and a double-motor synchronous lifting table with inclination protection;
the lift table body includes: the table top, the lifting mechanism and the motor for controlling the lifting mechanism to lift;
the controller of the double-motor synchronous lifting table with the inclination protection is suitable for controlling the motors to lift the table top; the lifting table is suitable for the controller of the double-motor synchronous lifting table with the inclination protection.
The utility model has the advantages that the utility model is provided with a main control circuit which is arranged at the side of the lifting table; the master control circuit includes: the device comprises a main processor module, a multi-axis sensor and drive circuits of two table leg lifting motors; the multi-axis sensor is suitable for detecting the inclination angle of the table top of the lifting table in the lifting process; the main processor module is suitable for outputting corresponding lifting motor control signals according to the inclination angle so as to enable the desktop to restore the horizontal position and prevent the desktop from inclining in the lifting process of the lifting table.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic block diagram of a controller of a dual-motor synchronous lifting table with tilt protection according to the present invention;
fig. 2 is a diagram of the main processor module and surrounding circuitry according to the present invention;
fig. 3 is a circuit diagram of a multi-axis sensor according to the present invention;
FIG. 4 is a diagram of a slave processor module and surrounding circuitry in accordance with the present invention;
fig. 5 is a circuit diagram of a key according to the present invention;
fig. 6 is a display circuit diagram according to the present invention;
fig. 7 is a circuit diagram of a buzzer according to the present invention;
fig. 8 is a circuit diagram of a background light according to the present invention;
fig. 9 is a slave interface circuit diagram to which the present invention relates;
fig. 10 is a main interface circuit diagram according to the present invention;
fig. 11 is a driving circuit diagram according to the present invention;
fig. 12 is a differential amplifier circuit diagram according to the present invention;
fig. 13 is a detection circuit diagram according to the present invention;
fig. 14 is a voltage step-down circuit diagram according to the present invention;
fig. 15 is a power supply circuit diagram according to the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Example 1
Fig. 1 is a schematic block diagram of a controller of a dual-motor synchronous lifting table with tilt protection according to the present invention;
fig. 2 is a diagram of the main processor module and surrounding circuitry according to the present invention;
fig. 3 is a circuit diagram of a multi-axis sensor according to the present invention.
As shown in fig. 1, 2 and 3, the present embodiment provides a controller for a dual-motor synchronous lifting table with tilt protection, including: the main control circuit is positioned at the side of the lifting table; the master control circuit includes: a main processor module, a multi-axis sensor (namely U4), and drive circuits of two table leg lifting motors; the main processor module may be, but is not limited to, an MCU of model MM32F031C4T6 (in this embodiment, the main processor module is described by this model); the multi-axis sensor is suitable for detecting the inclination angle of the table top of the lifting table in the lifting process; the multi-axis sensor may be, but is not limited to, a multi-axis sensor of model LSM6DSL (this model is used for the description of the multi-axis sensor in this embodiment); pin 12 of U4 is connected with pin 15 of the main processor module, pin 13 of U4 is connected with pin 21 of the main processor module, and pin 14 of U4 is connected with pin 22 of the main processor module; the main processor module is suitable for outputting corresponding lifting motor control signals according to the inclination angle (namely when the table top inclines, the main processor module is suitable for controlling the lifting motor corresponding to the table leg at the high position to descend or the lifting motor corresponding to the table leg at the low position to ascend according to the inclination angle of the table top) so as to enable the table top to restore the horizontal position and prevent the table top of the lifting table from inclining in the synchronous ascending and descending process of the two table legs; when the multi-axis sensor detects that the desktop inclines, the main processor module controls the lifting motors corresponding to the two desk legs to stop working and then respectively controls the two lifting motors to work so as to adjust the inclination angle of the desktop to the horizontal position, and therefore the object on the desktop is prevented from falling off when the desktop inclines.
Fig. 4 is a diagram of a slave processor module and surrounding circuitry according to the present invention.
As shown in fig. 4, in this embodiment, the controller of the dual-motor synchronous lifting table with tilt protection further includes: a hand controller with a slave control circuit; the master processor module in the master control circuit is suitable for receiving a control signal sent by the slave processor module in the slave control circuit and controlling the two lifting motors to lift synchronously according to the control signal; the slave processor module may be, but is not limited to, an MCU of model MM32F003TW (this model is used for illustration in this embodiment).
Fig. 5 is a circuit diagram of the key of the present invention.
As shown in fig. 5, the slave control circuit further includes: the key circuit is electrically connected with the slave processor module; the key circuit includes: a plurality of key switches; the number of the switch keys can be 6; each key switch is respectively connected with the corresponding input end of the slave processor module, namely one end of the switch key S1 is connected with the No. 11 pin of the slave processor module; one end of the switch key S2 is connected with the No. 12 pin of the slave processor module; one end of the switch key S3 is connected with the No. 15 pin of the slave processor module; one end of the switch key S4 is connected with a No. 16 pin of the slave processor module; one end of the switch key S5 is connected with the No. 19 pin of the slave processor module; one end of the switch key S6 is connected with the No. 20 pin of the slave processor module; the other ends of the switch keys S1, S2, S3, S4, S5 and S6 are all grounded; the slave processor module is suitable for sending corresponding control signals to the master control circuit according to the key switches; the two lifting motors can be controlled to synchronously lift through the key circuit so as to lift the desktop.
Fig. 6 is a display circuit diagram according to the present invention.
As shown in fig. 6, in this embodiment, the slave control circuit further includes: the display circuit is electrically connected with the slave processor module; the display circuit includes: a nixie tube driving chip (namely U1) and an LED nixie tube (namely DS 1); the nixie tube driving chip can be but is not limited to a nixie tube driving chip with the model number of AiP650 (the nixie tube driving chip in the embodiment adopts the model number for description); the LED nixie tube may be, but is not limited to, an LED nixie tube with a model SP410401N (the LED nixie tube in this embodiment is described with this model); the corresponding input end of the nixie tube driving chip is connected with the corresponding output end of the slave processor module, the corresponding output end of the nixie tube driving chip is connected with the corresponding input end of the LED nixie tube, namely pin 2 of U1 is connected with pin 6 of the slave processor module, pin 3 of U1 is connected with pin 5 of the slave processor module, pin 1 of U1 is connected with pin 12 of DS1, pin 5 of U1 is connected with pin 9 of DS1, pin 6 of U1 is connected with pin 8 of DS1, pin 8 of U1 is connected with pin 11 of DS1, pin 9 of U1 is connected with pin 1 of DS1, pin 11 of U1 is connected with pin 2 of DS1, pin 12 of U1 is connected with pin 3 of DS1, pin 13 of U1 is connected with pin 4 of DS1, pin 14 of U1 is connected with pin 5 of DS1, pin 15 of U1 is connected with pin 7 of DS 8269556, pin 5 of DS 8653 is connected with pin DS 8653 of U8653, the slave processor module is suitable for driving the LED nixie tube through the nixie tube driving chip.
Fig. 7 is a circuit diagram of a buzzer according to the present invention.
In this embodiment, the slave control circuit further includes: the buzzer circuit is electrically connected with the slave processor module; the corresponding input end of the buzzer circuit is connected with the corresponding output end of the slave processor module; as shown in FIG. 7, the slave processor module is adapted to alarm through a buzzer in a buzzer circuit when the desktop is tilted, as one embodiment.
Fig. 8 is a circuit diagram of a background light according to the present invention.
In this embodiment, the slave control circuit further includes: a backlight circuit electrically connected to the slave processor module; as shown in fig. 8, as an embodiment, each light emitting diode corresponds to each switch button, and when the switch button is closed, the slave processor module is adapted to control the light emitting diode corresponding to the switch button to light up to emit white light.
Fig. 9 is a slave interface circuit diagram to which the present invention relates;
fig. 10 is a main interface circuit diagram according to the present invention.
As shown in fig. 9 and 10, in the present embodiment, the slave control circuit further includes: a slave interface (i.e., a single row of 4 rows of pins P3) electrically connected to the slave processor module; the master control circuit further comprises: a main interface (i.e. a single row of 4-row pins P2) electrically connected to the main processor module; the main interface is adapted to the slave interface to receive a control signal sent by the slave control circuit, namely, pin 17 of the slave processor module is connected to pin 2 of P3, pin 18 of the slave processor module is connected to pin 4 of P3, pin 1 of P3 is connected to a 3.3V power supply, pin 3 of P3 is grounded, pins 1, 2, 3 and 4 of P3 are correspondingly connected to pins 1, 2, 3 and 4 of P2, pin 37 of the master processor module is connected to pin 4 of P2, pin 34 of the master processor module is connected to pin 2 of P2, pin 1 of P2 is connected to a 3.3V power supply, and pin 3 of P2 is grounded.
Fig. 11 is a driving circuit diagram according to the present invention;
as shown in fig. 11, in the present embodiment, the driving circuit includes: the device comprises two half-bridge driving chips and an H-bridge structure formed by four MOS (metal oxide semiconductor) tubes; the number of the driving circuits is at least two (the driving circuits have the same structure), and the driving circuits are used for driving corresponding lifting motors respectively; the half-bridge driving chip can be but is not limited to a high-low side gate driving chip with the model number of PN7006A (the half-bridge driving chip in the embodiment is described with the model number); the MOS tube can be but is not limited to a MOS tube with the model number NCE 6050; the lifting motor can be but is not limited to a motor with the model number DJCZ-5;
the corresponding input end of each half-bridge driving chip is respectively connected with the corresponding output end of the main processor module, and the corresponding output end of each half-bridge driving chip is respectively connected with the positive power supply end and the negative power supply end of the corresponding lifting motor through the corresponding half-bridge structure (namely four MOS tubes are correspondingly arranged in pairs to form the half-bridge structure); in the present embodiment, a driving circuit corresponding to the elevator motor M1 (i.e., P4) is taken as an example, and the driving circuit includes: a half-bridge driving chip U3, a half-bridge driving chip U6, a MOS tube Q1, a MOS tube Q2, a MOS tube Q3 and a MOS tube Q4; the pin 45 of the main processor module is connected with the pin 2 of the U3, the pin 42 of the main processor module is connected with the pin 3 of the U3, the pin 7 of the U3 is connected with the gate of the MOS tube Q2 through a resistor R8 (the resistance can be 22 Ω), the pin 5 of the U3 is connected with the gate of the MOS tube Q4 through a resistor R10 (the resistance can be 22 Ω), the source of the MOS tube Q2 is connected with the drain of the MOS tube Q4, the pin 6 of the U3 is connected with the connecting end of the MOS tube Q2 and the MOS tube Q4 and then connected with the positive power supply end of the elevator motor M1, the pin 29 of the main processor module is connected with the pin 2 of the U6, the pin 26 of the main processor module is connected with the pin 3 of the U6, the pin 7 of the U6 is connected with the gate of the MOS tube Q1 through a resistor R9 (the resistance can be 22 Ω), the pin 5 of the pin 6 is connected with the gate of the MOS tube Q8269556 through a resistor R12 (the resistance can be 22 Ω), and the drain of the MOS tube, u6's No. 6 pin connection MOS pipe Q1 connects the negative supply end of elevator motor M1 behind the connection terminal of MOS pipe Q3, and the drain-source resistance of MOS pipe Q2 connects the drain-source resistance of MOS pipe Q1 and connects 29V power, and the source connection MOS pipe Q3 of MOS pipe Q4's source.
Fig. 12 is a differential amplifier circuit diagram according to the present invention.
As shown in fig. 12, in this embodiment, the main control circuit further includes: the differential amplification circuit is electrically connected with the main processor module; the differential amplification circuit corresponds to the driving circuit; the present embodiment takes a differential amplifier circuit corresponding to the elevator motor M1 (corresponding to the drive circuit of the elevator motor M1) as an example for explanation; the differential amplification circuit includes: an operational amplifier (U2B); the operational amplifier may be, but is not limited to, an operational amplifier of model LM358 (in this embodiment, the operational amplifier of this model is taken as an example for description); the source electrodes of the two MOS tubes in the H-bridge structure are connected and then connected with the in-phase end of the operational amplifier; the in-phase end of the operational amplifier is an input end, and a feedback resistor is connected between the inverting end and the output end of the operational amplifier; the output end of the operational amplifier is connected with the corresponding input end of the main processor module, namely, the port 5 of the U2B is connected with the connection end of the MOS transistor Q4 and the MOS transistor Q3 through a resistor R24 (the resistance value can be 1K Ω), a feedback resistor R20 (the resistance value can be 10K Ω) is connected between the port 6 and the port 7 of the U2B, and the port 7 of the U2B is connected with the pin 18 of the main processor module through a resistor R22 (the resistance value can be 1K Ω).
Fig. 13 is a detection circuit diagram according to the present invention;
as shown in fig. 13, in this embodiment, the main control circuit further includes: the detection circuit is electrically connected with the main processor module; the detection circuit is suitable for respectively carrying out step counting detection on the lifting motor M1 and the lifting motor M2; the detection circuit includes: a plurality of resistors and triodes; the pin 40 of the main processor module is connected to a collector of a triode Q9 (the model can be MMBT5401) through a resistor R41 (the resistance value can be 560 Ω), a connection end of the resistor R41 and the main processor module is grounded through a resistor R43 (the resistance value can be 560 Ω), a resistor R39 (the resistance value can be 100 Ω) and a resistor R37 (the resistance value can be 560 Ω) are sequentially connected between a base and an emitter of the triode Q9, a connection end of the resistor R37 and the resistor R39 is connected to a pin 5 of the elevator motor M1, a connection end of the triode Q9 and the resistor R37 is connected to a cathode of a diode D11 (the resistance value can be G1M) and is connected to a 12V power supply through a diode D11, a pin 41 of the main processor module is connected to a collector of a triode Q10 (the model can be MMBT5401) through a resistor R42 (the resistance value can be 560 Ω), a connection end of the resistor R42 and the main processor module is grounded through a resistor R44 (the, a resistor R40 (the resistance value can be 100 omega) and a resistor R38 (the resistance value can be 560 omega) are sequentially connected between the base electrode and the emitting electrode of the triode Q10, the connecting end of the resistor R40 and the resistor R38 is connected with the No. 5 pin of the lifting motor M2, and the connecting end of the triode Q10 and the resistor R38 is connected with the cathode of the diode D11 and is connected with a 12V power supply through a diode D11; when the electronic stroke difference between the two lifting motors is larger than a preset value, the synchronization of the two lifting motors is judged to be out of order, so that the two lifting motors are controlled to stop working, the lifting table is prevented from being damaged, and the fault is displayed through a display circuit (the fault can be displayed by a corresponding number).
Fig. 14 is a voltage step-down circuit diagram according to the present invention.
In this embodiment, the main control circuit further includes: a voltage reduction circuit; as shown in fig. 14, as an embodiment, the step-down circuit includes: a voltage reduction chip; the buck chip may be implemented without limitation to a BL9352A buck DC-DC converter to convert the input power voltage into a 12V voltage.
Fig. 15 is a power supply circuit diagram according to the present invention.
In this embodiment, the main control circuit further includes: a power supply circuit; as an embodiment, as shown in fig. 15, the voltage is reduced by the power circuit to supply a voltage that the main processor module can normally operate.
In this embodiment, the main control circuit further includes: an interface P1 (single row 10 pins) electrically connected to the main processor module; the pin 12 of the main processor module is connected with the pin 7 of the P1 through a resistor R49, and the pin 13 of the main processor module is connected with the pin 4 of the P1 through a resistor R48 so as to be connected with an external device and the like through the P1.
In this embodiment, the main control circuit is adapted to perform overload protection and overcurrent protection on each of the lift motors, perform access detection when the lift motors are accessed to the main control circuit, and the main control circuit is adapted to perform real-time detection on the power supply so as to detect whether the voltage of the power supply meets the voltage required by the main control circuit.
Example 2
On the basis of embodiment 1, this embodiment 2 further provides a lifting table, including: the controller comprises a lifting table body and a double-motor synchronous lifting table with inclination protection; the lift table body includes: the table top, the lifting mechanism and the motor for controlling the lifting mechanism to lift; the controller of the double-motor synchronous lifting table with the inclination protection is suitable for controlling the motors to lift the table top.
In this embodiment, the lifting table is adapted to use the controller of the dual-motor synchronous lifting table with tilt protection described in embodiment 1.
In summary, the utility model is provided with a main control circuit at the side of the lifting table; the master control circuit includes: the device comprises a main processor module, a multi-axis sensor and drive circuits of two table leg lifting motors; the multi-axis sensor is suitable for detecting the inclination angle of the table top of the lifting table in the lifting process; the main processor module is suitable for outputting corresponding lifting motor control signals according to the inclination angle so as to enable the desktop to restore the horizontal position and prevent the desktop from inclining in the lifting process of the lifting table.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a take controller of bi-motor synchronous lift table of slope protection which characterized in that includes:
the main control circuit is positioned at the side of the lifting table;
the master control circuit includes: the device comprises a main processor module, a multi-axis sensor and drive circuits of two table leg lifting motors;
the multi-axis sensor is suitable for detecting the inclination angle of the table top of the lifting table in the lifting process;
the main processor module is suitable for outputting corresponding lifting motor control signals according to the inclination angle so as to enable the desktop to restore to the horizontal position.
2. The controller for the dual-motor synchronous lifting table with tilt protection as claimed in claim 1,
the controller of the double-motor synchronous lifting table with the inclination protection further comprises: a hand controller with a slave control circuit;
and the master processor module in the master control circuit is suitable for receiving a control signal sent by the slave processor module in the slave control circuit and controlling the two lifting motors to lift synchronously according to the control signal.
3. The controller for a two-motor synchronous elevating table with tilt protection as set forth in claim 2,
the slave control circuit further comprises: the key circuit is electrically connected with the slave processor module;
the key circuit includes: a plurality of key switches;
each key switch is respectively connected with the corresponding input end of the slave processor module;
the slave processor module is suitable for sending corresponding control signals to the master control circuit according to the key switches.
4. Controller for a two-motor synchronous table with tilt protection as claimed in claim 3,
the slave control circuit further comprises: the buzzer circuit is electrically connected with the slave processor module;
and the corresponding input end of the buzzer circuit is connected with the corresponding output end of the slave processor module.
5. The controller for the dual-motor synchronous lifting table with tilt protection as claimed in claim 4,
the slave control circuit further comprises: the slave interface is electrically connected with the slave processor module;
the master control circuit further comprises: the main interface is electrically connected with the main processor module;
the master interface is adapted to the slave interface to receive control signals sent by a slave control circuit.
6. The controller for a two-motor synchronous elevating table with tilt protection as set forth in claim 5,
the drive circuit includes: the device comprises two half-bridge driving chips and an H-bridge structure formed by four MOS (metal oxide semiconductor) tubes;
and the corresponding output ends of the half-bridge driving chips are respectively connected with the positive power supply end and the negative power supply end of the corresponding lifting motor through the corresponding half-bridge structures.
7. The controller for the dual-motor synchronous lifting table with tilt protection as claimed in claim 6,
the master control circuit further comprises: the differential amplification circuit is electrically connected with the main processor module;
the differential amplification circuit includes: an operational amplifier;
the source electrodes of the two MOS tubes in the H-bridge structure are connected and then connected with the in-phase end of the operational amplifier;
the in-phase end of the operational amplifier is an input end, and a feedback resistor is connected between the inverting end and the output end of the operational amplifier; and
the output end of the operational amplifier is connected with the corresponding input end of the main processor module.
8. A lifting table, comprising:
the controller comprises a lifting table body and a double-motor synchronous lifting table with inclination protection;
the lift table body includes: the table top, the lifting mechanism and the motor for controlling the lifting mechanism to lift;
the controller of the double-motor synchronous lifting table with the inclination protection is suitable for controlling the motors to lift the table top;
the lifting table is adapted to use a controller for a two-motor synchronous lifting table with tilt protection as claimed in any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921228758.5U CN211296598U (en) | 2019-07-31 | 2019-07-31 | Controller of double-motor synchronous lifting table with inclination protection and lifting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921228758.5U CN211296598U (en) | 2019-07-31 | 2019-07-31 | Controller of double-motor synchronous lifting table with inclination protection and lifting table |
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| Publication Number | Publication Date |
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| CN211296598U true CN211296598U (en) | 2020-08-18 |
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| CN201921228758.5U Active CN211296598U (en) | 2019-07-31 | 2019-07-31 | Controller of double-motor synchronous lifting table with inclination protection and lifting table |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114631687A (en) * | 2022-03-07 | 2022-06-17 | 深圳市瑞必达科技有限公司 | Control method for performing knocking protection and inclination protection on lifting table without calculating Euler angle |
| WO2022166696A1 (en) * | 2021-02-02 | 2022-08-11 | 德沃康科技集团有限公司 | Electric height-adjustable desk controller and electric height-adjustable desk |
| CN116982804A (en) * | 2023-06-27 | 2023-11-03 | 湖南步升取暖科技股份有限公司 | Multifunctional gas-electric heating lifting tea table |
| CN116982804B (en) * | 2023-06-27 | 2024-05-31 | 湖南步升取暖科技股份有限公司 | Multifunctional gas-electric heating lifting tea table |
-
2019
- 2019-07-31 CN CN201921228758.5U patent/CN211296598U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166696A1 (en) * | 2021-02-02 | 2022-08-11 | 德沃康科技集团有限公司 | Electric height-adjustable desk controller and electric height-adjustable desk |
| CN114631687A (en) * | 2022-03-07 | 2022-06-17 | 深圳市瑞必达科技有限公司 | Control method for performing knocking protection and inclination protection on lifting table without calculating Euler angle |
| CN116982804A (en) * | 2023-06-27 | 2023-11-03 | 湖南步升取暖科技股份有限公司 | Multifunctional gas-electric heating lifting tea table |
| CN116982804B (en) * | 2023-06-27 | 2024-05-31 | 湖南步升取暖科技股份有限公司 | Multifunctional gas-electric heating lifting tea table |
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