Portable experiment table
By designing a portable laboratory bench, the problem of bulky and fixed traditional laboratory benches is solved, the portability of the laboratory bench and the intuitiveness of the touch screen operation are realized, and the flexibility and efficiency of experimental operation are improved.
Patent Information
- Application Number
- CN202421315497.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-11
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-06-11
AI Technical Summary
The traditional laboratory bench is bulky and fixed, which limits the convenience and flexibility of experimental operations, making it difficult to conduct experiments in different environments.
A portable laboratory bench is designed, using a small and lightweight experimental box, with built-in driving power, motor, controller and driver. The housing is equipped with a touch screen operating interface, which realizes the control and operation of the motor through the controller and driver.
The portability of the laboratory bench is realized, and the experimenter can conduct experiments anytime and anywhere without relying on laboratories or fixed equipment. The touch screen operation interface is intuitive and easy to use, improving the operation efficiency and flexibility of the experiment.
Smart Images
Figure CN222586653U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the field of control testing, and in particular relates to a portable test bench. Background Art
[0002] Traditional experimental benches are usually fixed in the laboratory, cannot be moved, are relatively bulky, and have certain limitations in experimental operations.
[0003] Therefore, the applicant hopes to find a portable test bench to solve the above technical problems. Summary of the invention
[0004] In view of this, the purpose of the utility model is to provide a portable experimental table with small size, light weight, and easy to move and carry. Experimenters can conduct experiments anytime and anywhere without relying on laboratories or fixed equipment. The experimental box provided by the utility model adopts touch screen operation, and the interface is intuitive and easy to use.
[0005] To this end, the technical solution adopted in this utility model is as follows:
[0006] A portable experimental table comprises an experimental box, wherein a driving power supply, a motor, and a controller and a driver respectively connected to the driving power supply are installed in the experimental box, the driver is connected to the motor to drive the motor to operate, and a touch screen is arranged on the shell of the experimental box; wherein,
[0007] The touch screen is communicatively connected with the controller for inputting various operation instructions to the controller;
[0008] The controller realizes control communication connection with the driver through electronic switches and / or bus mode.
[0009] Preferably, a main circuit breaker and a contactor are provided in sequence on the connection line between the driving power supply and the power input terminal of the driver; wherein the signal input terminal of the contactor is connected to the controller, and the contactor is attracted by the controller, thereby realizing the power-on of the driver.
[0010] Preferably, an enabling relay is provided on the connection line between the ground terminal and the enabling terminal of the driver; wherein, the signal input terminal of the enabling relay is connected to the controller, and the enabling relay is attracted by the controller, thereby enabling the driver.
[0011] Preferably, a first relay and a second relay connected in parallel are provided on the connection line between the ground terminal and the running direction end of the driver; wherein the signal input end of the first relay and the signal input end of the second relay are respectively connected to the controller, and the first relay and the second relay are alternately attracted by the controller, thereby realizing the forward and reverse operation of the motor.
[0012] Preferably, a third relay and a fourth relay connected in parallel are provided on the connection line between the switching power supply and the operating status end of the driver; wherein the signal input end of the third relay and the signal input end of the fourth relay are respectively connected to the controller, and the controller is used to realize the alternating attraction of the third relay and the fourth relay, thereby realizing the operating status judgment of the motor.
[0013] Preferably, the bus mode adopts an Ethercat communication mode; wherein, an Ethercat communication port is provided on the driver, and a control communication connection is achieved with the controller through the Ethercat communication port.
[0014] Preferably, the controller adopts the controller AWP100 provided by PRACTEK.
[0015] Preferably, the touch screen is connected to a switching power supply, wherein a switch is connected between the touch screen and the controller.
[0016] Preferably, a circuit breaker for cutting off power is provided between the driving power supply and the motor; and a circuit breaker for cutting off power is provided between the touch screen and its corresponding switching power supply.
[0017] Preferably, a start button, a stop button and a plurality of status indicator lights are respectively provided on the outer shell of the experimental box, and the start button, the stop button and the status indicator lights are all communicatively connected with the controller.
[0018] Preferably, the motor is installed and connected to a transmission assembly to drive the object to be measured to move.
[0019] The utility model provides an integrated experimental box as an experimental table, which is small in size, light in weight, and easy to move and carry. Experimenters can conduct experiments anytime and anywhere without relying on laboratories or fixed equipment. The experimental box provided by the utility model adopts touch screen operation, and the interface is intuitive and easy to use. Particularly preferably, the utility model uses the controller AWP100 provided by PRACTEK as the controller, which integrates multiple experimental functions, such as motion control experiments, human-machine interface development experiments, basic start-stop experiments, etc., and can carry out multiple simple experimental projects, which is convenient for understanding the software to hardware development of the industrial control industry. It is suitable as an experimental teaching and scientific research experiment tool for students and scientific researchers, and can quickly and conveniently understand the use of domestically produced controllers and understand the various action principles of the mechanism. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a structural schematic diagram of the experimental box under the specific implementation mode of this application;
[0021] Figure 2 Yes Figure 1 Schematic diagram of the structure after rotating a certain angle;
[0022] Figure 3 It is a schematic diagram of the electrical connection structure of the driver B3.2 in the specific implementation mode of the present application;
[0023] Figure 4 It is a schematic diagram of the bus mode communication structure of the controller K1 in the specific implementation mode of the present application;
[0024] Figure 5 It is a schematic diagram of the electrical connection structure between the touch screen P12.6 and the switch B12.4 in the specific implementation mode of the present application. DETAILED DESCRIPTION
[0025] The utility model embodiment discloses a portable experimental table, including an experimental box, in which a driving power supply, a motor M3.2, and a controller K1 and a driver B3.2 respectively connected to the driving power supply are respectively installed, the driver B3.2 is connected to the motor M3.2 to drive the motor M3.2 to operate, and a touch screen P12.6 is provided on the outer shell of the experimental box; wherein the touch screen P12.6 is communicatively connected to the controller K1 to input various operation instructions to the controller K1; the controller K1 realizes a control communication connection with the driver B3.2 through an electronic switch and / or a bus mode.
[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0027] See also Figure 1 and Figure 2 As shown, a portable test bench includes a test box 1, in which a driving power supply, a motor M3.2, and a controller K1 and a driver B3.2 respectively connected to the driving power supply are installed, the driver B3.2 is connected to the motor M3.2 to drive the motor M3.2 to operate, and a touch screen P12.6 is provided on the shell of the test box 1; wherein the touch screen P12.6 is connected to the controller K1 for inputting various operation instructions to the controller K1; the controller K1 realizes control communication connection with the driver B3.2 through an electronic switch and / or a bus mode; preferably, in this embodiment, the motor M3.2 is installed and connected with a transmission assembly (the present embodiment specifically adopts a screw transmission assembly 5) for driving the object to be tested to move; specifically preferably, in this embodiment, the controller K1 adopts the controller AWP100 provided by PRACTEK (that is, the applicant: Fushi New Energy Technology (Shanghai) Co., Ltd.);
[0028] Preferably, see further Figure 3 As shown, in this embodiment, a main circuit breaker F3.2 and a contactor K3.2 are provided in sequence on the connection line between the driving power supply and the power input terminal of the driver B3.2; wherein, the signal input terminal of the contactor K3.2 is connected to the controller K1, and the contactor K3.2 is attracted by the controller K1, thereby realizing the power-on of the driver B3.2.
[0029] Preferably, in this embodiment, an enabling relay K18.2 is provided on the connection line between the ground terminal GND and the enabling terminal of the driver B3.2; wherein, the signal input terminal of the enabling relay K18.2 is connected to the controller K1, and the enabling relay K18.2 is attracted by the controller K1, thereby enabling through the driver B3.2.
[0030] Preferably, in this embodiment, a first relay K18.4 and a second relay K18.5 are provided in parallel on the connection line between the ground terminal GND and the running direction end of the driver B3.2; wherein the signal input end of the first relay K18.4 and the signal input end of the second relay K18.5 are respectively connected to the controller K1, and the controller K1 is used to realize the alternating attraction of the first relay K18.4 and the second relay K18.5, thereby realizing the forward and reverse operation of the motor M3.2.
[0031] Preferably, in this embodiment, a third relay K3.6 and a fourth relay K3.7 connected in parallel are provided on the connection line between the switching power supply T2.2 (this embodiment specifically adopts a +24V switching power supply) and the operating status end of the driver B3.2; wherein the signal input end of the third relay K3.6 and the signal input end of the fourth relay K3.7 are respectively connected to the controller K1, and the controller K1 is used to realize the alternating attraction of the third relay K3.6 and the fourth relay K3.7, thereby realizing the operating status judgment of the motor M3.2.
[0032] Preferably, see further Figure 4 As shown, in this embodiment, the bus mode adopts the Ethercat communication mode; wherein, the driver B3.2 is provided with an Ethercat communication port, and a control communication connection is realized with the controller K1 through the Ethercat communication port; it should be noted that in actual implementation and application, the controller K1 can realize a control communication connection with the driver B3.2 through various electronic switches as described above (including contactor K3.2, enabling relay K18.2, first relay K18.4, second relay K18.5, third relay K3.6, fourth relay K3.7, etc.), thereby realizing the drive control of the driver B3.2. Of course, the bus mode can also be used to realize the control communication connection with the driver B3.2, and the drive control of the driver B3.2 can also be realized. Experimental operators can all try to operate, which is further conducive to the understanding of teaching experiments;
[0033] Preferably, see further Figure 5 As shown, in this embodiment, the touch screen P12.6 is connected to the switch power supply T2.2, wherein a switch B12.4 is connected between the touch screen P12.6 and the controller K1, which further facilitates the communication connection effect;
[0034] Preferably, for ease of operation, in this embodiment, a circuit breaker for cutting off the power supply is provided between the driving power supply and the motor M3.2; a circuit breaker for cutting off the power supply is provided between the touch screen P12.6 and its corresponding switching power supply; a start button S3.3, a stop button S3.4 and several status indicator lights P17.4, P17.5, P17.6 are respectively provided on the outer shell of the experimental box, and the start button 2, the stop button 3 and the status indicator lights P17.4, P17.5, P17.6 are all communicated with the controller K1.
[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
[0036] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.
Claims
1. A portable test bench, characterized in that: The experimental box comprises a driving power supply, a motor (M3.2), and a controller (K1) and a driver (B3.2) respectively connected to the driving power supply. The driver (B3.2) is connected to the motor (M3.2) to drive the motor (M3.2) to operate, and a touch screen (P12.6) is provided on the outer shell of the experimental box; wherein: The touch screen (P12.6) is in communication connection with the controller (K1) for inputting various operation instructions to the controller (K1); The controller (K1) realizes control communication connection with the driver (B3.2) through electronic switches and / or bus mode.
2. The portable test bench according to claim 1, characterized in that: A main circuit breaker (F3.2) and a contactor (K3.2) are provided in sequence on the connection line between the driving power supply and the power input end of the driver (B3.2); wherein the signal input end of the contactor (K3.2) is connected to the controller (K1), and the contactor (K3.2) is attracted through the controller (K1), thereby realizing the power-on of the driver (B3.2).
3. The portable test bench according to claim 1, characterized in that: An enabling relay (K18.2) is provided on a connection line between a ground terminal (GND) and an enabling terminal of the driver (B3.2); wherein a signal input terminal of the enabling relay (K18.2) is connected to the controller (K1), and the enabling relay (K18.2) is attracted by the controller (K1), thereby enabling the driver (B3.2).
4. The portable test bench according to claim 3, characterized in that: A first relay (K18.4) and a second relay (K18.5) connected in parallel are provided on a connection line between a ground terminal (GND) and a running direction terminal of the driver (B3.2); wherein a signal input terminal of the first relay (K18.4) and a signal input terminal of the second relay (K18.5) are respectively connected to the controller (K1), and the first relay (K18.4) and the second relay (K18.5) are alternately attracted through the controller (K1), thereby realizing forward and reverse operation of the motor (M3.2).
5. The portable test bench according to claim 3, characterized in that: A third relay (K3.6) and a fourth relay (K3.7) connected in parallel are provided on a connection line between a switching power supply and an operating state end of the driver (B3.2); wherein a signal input end of the third relay (K3.6) and a signal input end of the fourth relay (K3.7) are respectively connected to the controller (K1), and the third relay (K3.6) and the fourth relay (K3.7) are alternately attracted by the controller (K1), thereby realizing the operating state judgment of the motor (M3.2).
6. The portable test bench according to claim 1, characterized in that: The bus mode adopts the Ethercat communication mode; wherein the driver (B3.2) is provided with an Ethercat communication port, and a control communication connection is achieved with the controller (K1) through the Ethercat communication port.
7. The portable test bench according to claim 1, characterized in that: The controller (K1) adopts the controller AWP100 provided by PRACTEK.
8. The portable test bench according to claim 1, 6 or 7, characterized in that: The touch screen (P12.6) is connected to a switch power supply, wherein a switch (B12.4) is connected between the touch screen (P12.6) and the controller (K1).
9. The portable test bench according to claim 1, characterized in that: A circuit breaker for cutting off the power supply is provided between the driving power supply and the motor (M3.2); a circuit breaker for cutting off the power supply is provided between the touch screen (P12.6) and its corresponding switch power supply; a start button, a stop button and a plurality of status indicator lights are provided on the outer shell of the experimental box, and the start button, the stop button and the status indicator lights are all connected in communication with the controller (K1).
10. The portable test bench according to claim 1, characterized in that: The motor (M3.2) is installed and connected to the transmission assembly to drive the object to be measured to move.