CN209842388U - Remote intelligent control circuit - Google Patents

Abstract

The utility model provides a remote intelligent control circuit, which comprises a central controller, an air switch, an AC-DC converter, a step-down transformer, a plurality of relays and a plurality of AC contactors; the air switch is connected with the input end of the alternating current-direct current converter after being connected with the commercial power; the output end of the alternating current-direct current converter is connected with the relays; the voltage reducer is connected with the output end of the alternating current-direct current converter and then connected with the central controller; the input ends of the alternating current contactors are respectively connected with the air switches; the central controller is respectively connected with the relays; the relays are respectively connected with the alternating current contactors. The remote intelligent control circuit of the utility model can complete remote control of experimental equipment, start/stop of preheating and other operations; in an unattended laboratory, the experimental analysis process is completed, so that the flexibility is increased, the time is saved, and the cost is reduced.

Description

Remote intelligent control circuit

Technical Field

The utility model relates to a remote control field especially relates to a long-range intelligent control circuit.

Background

The control and the operation of traditional laboratory to large-scale experimental facilities need the laboratory entering to go on, and especially large-scale experimental facilities need preheat one, two hours before the experiment for some, and the operation such as start/stop of preheating also needs the laboratory at completion of experimenter, and simultaneously, the experimental facilities often needs a large amount of time to the analytic process of experimental data, also needs the experimenter to watch on at the laboratory, has so not only consumed a large amount of time to office environment has been restricted. Accordingly, the prior art is yet to be improved and developed.

Disclosure of Invention

In order to solve the technical problem, an object of the utility model is to provide a long-range intelligent control circuit.

The scheme of the utility model is as follows:

a remote intelligent control circuit comprises a central controller, an air switch, an alternating current-direct current converter, a voltage reducer, a plurality of relays and a plurality of alternating current contactors; the air switch is connected with the input end of the alternating current-direct current converter after being connected with the commercial power; the output end of the alternating current-direct current converter is connected with the relays; the voltage reducer is connected with the output end of the alternating current-direct current converter and then connected with the central controller; the input ends of the alternating current contactors are respectively connected with the air switches; the central controller is respectively connected with the relays; the relays are respectively connected with the alternating current contactors.

Specifically, the central controller has remote communication and data processing functions, and the related remote communication and data processing chips are in the prior art, wherein the related algorithm is common knowledge of those skilled in the art, and is not described herein again.

The utility model has the advantages that: the utility model provides a remote intelligent control circuit, which can complete the remote control of experimental equipment, the start/stop of preheating and other operations; in an unattended laboratory, the experimental analysis process is completed, so that the flexibility is increased, the time is saved, the cost is reduced, and the method is worthy of popularization and application.

Drawings

Fig. 1 is an electrical diagram of a remote intelligent control circuit according to an embodiment of the present invention.

Fig. 2 is a system functional diagram of the central controller according to an embodiment of the present invention.

Description of the drawings: 100-central controller, 110-single chip microcomputer, 120-wireless module, 200-air switch, 300-alternating current-direct current converter, 400-step-down transformer, 500-relay, 600-alternating current contactor.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1, the present application discloses a remote intelligent control circuit, which includes a central controller 100, an air switch 200, an ac-dc converter 300, a voltage reducer 400, a plurality of relays 500, and a plurality of ac contactors 600; the air switch 200 is connected with the commercial power and then connected with the input end of the AC-DC converter 300; the output end of the AC/DC converter 300 is connected with a plurality of relays 500; the voltage reducer 400 is connected with the output end of the ac-dc converter 300 and then connected with the central controller 100; the input ends of the AC contactors 300 are respectively connected with the air switches 200; the central controller 100 is respectively connected with a plurality of relays 500; the relays 500 are connected to the ac contactors 300, respectively.

Specifically, the air switch 200 is responsible for power utilization control and protection of the intelligent control box of the remote laboratory; the ac contactors 600 are directly powered by the mains supply. The ac-dc converter 300 converts the input ac power of the commercial power into the dc power required by the central controller 100, and simultaneously provides the central controller 100 with the power required for its operation through the voltage reducer 400. The central controller 100 is a central hub of the whole remote intelligent control box, has a remote communication function, and can communicate with a server through a network to receive instructions to complete the on or off of a plurality of relays 500; the relay 500 cuts off or closes the 220V high voltage through the 5V low voltage, the alternating current contactor 300 generates electromagnetic force through the voltage accessed by the relay 500, and the electromagnetic force is matched with the elastic force of the spring to realize the connection or disconnection of the alternating current contact, so that the laboratory equipment is controlled to be opened and closed, and meanwhile, the safety of a circuit is guaranteed.

In a preferred embodiment, the remote intelligent control box comprises a four-way relay 500 and a four-way ac contactor 600, and the remote switching of 4 laboratory devices can be controlled simultaneously by the central controller 100.

In some preferred embodiments, as shown in fig. 2, the central controller 100 includes a single chip microcomputer 110 and a wireless module 120; the single chip microcomputer 110 is connected to the wireless modules 120.

Specifically, the single chip microcomputer 110 has a function of storing data in a computer, and is a conventional technology of the prior art, and a control algorithm for operation is a conventional technology of a person skilled in the art, and is not described herein again. This wireless module 120 has a wireless communication function, and specifically can be a WIFI module, a 4G module or a 5G module.

In practical applications, the wireless module 120 receives a remote control signal through a wireless network, and the control signal is sent by a device capable of operating a control system, such as a mobile phone and a tablet computer; after receiving the control instruction, the wireless module 120 transmits the control instruction to the single chip microcomputer 110 for operation control; the single chip microcomputer 110 transmits control signals to the relays 500, and then controls the laboratory equipment to be opened and closed through the alternating current contactor, so that the remote control of the laboratory equipment is completed.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims (4)

1. A remote intelligent control circuit is characterized by comprising a central controller, an air switch, an alternating current-direct current converter, a voltage reducer, a plurality of relays and a plurality of alternating current contactors; the air switch is connected with the input end of the alternating current-direct current converter after being connected with the commercial power; the output end of the alternating current-direct current converter is connected with the relays; the voltage reducer is connected with the output end of the alternating current-direct current converter and then connected with the central controller; the input ends of the alternating current contactors are respectively connected with the air switches; the central controller is respectively connected with the relays; the relays are respectively connected with the alternating current contactors.

2. The remote intelligent control circuit according to claim 1, wherein the central controller comprises a single chip microcomputer and a wireless module; the single chip microcomputer is connected with the wireless module.

3. The remote intelligent control circuit of claim 2, wherein the wireless module is a WIFI wireless module.

4. The remote intelligent control circuit of claim 1, comprising a four-way relay and a four-way ac contactor.