CN216559161U

CN216559161U - Anti-theft instrument

Info

Publication number: CN216559161U
Application number: CN202123425478.3U
Authority: CN
Inventors: 曾元明; 李忠园
Original assignee: Goldcard Smart Group Co Ltd
Current assignee: Goldcard Smart Group Co Ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-17
Anticipated expiration: 2031-12-29

Abstract

The embodiment of the utility model belongs to the technical field of instruments, and particularly relates to an anti-theft instrument. The embodiment of the utility model aims to solve the problem that the instrument is easy to steal and causes economic damage in the related technology. The anti-theft instrument comprises a shell, a circuit board, a valve and a first controller, wherein the circuit board is arranged in the shell, and the first controller is arranged on the circuit board; the valve is connected with the circuit board or connected with the first controller, and the valve is controlled by the first controller to start and stop. Compared with the prior art, the anti-theft instrument provided by the embodiment of the utility model has the advantages that the control signal outside the shell controls the first controller through the circuit board, and the valve is controlled by the first controller to start and stop.

Description

Anti-theft instrument

Technical Field

The embodiment of the utility model relates to the technical field of instruments, in particular to an anti-theft instrument.

Background

A meter is a device for counting and counting the fluid flowing in a pipeline. The instrument includes the casing, sets up at the inside valve of casing and sets up the controller in the casing outside, and the valve is used for the control pipeline break-make, and the controller is used for opening of control valve to open and stop, and the valve is connected through terminal and the outside device of casing usually.

In the related art, the controller outside the shell is destructively removed, voltage is applied to the wiring terminal exposed outside the shell, the controller can be bypassed, and the valve inside the instrument can be directly controlled to be opened, so that gas, oil, water and the like in a pipeline are stolen, normal management of an enterprise is disturbed, and serious economic loss is caused.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an anti-theft instrument, which is used for solving the problem that the instrument is easy to be stolen and causes economic damage in the related technology.

An embodiment of the present invention provides an anti-theft instrument, including: the valve comprises a shell, a circuit board, a valve and a first controller, wherein the circuit board is arranged inside the shell, and the first controller is arranged on the circuit board; the valve is connected with the circuit board or the first controller, and the valve is controlled by the first controller to start and stop.

In a possible implementation manner, the portable electronic device further comprises a first binding post, a through hole is formed in the shell, one end of the first binding post is connected with the circuit board, and the other end of the first binding post extends out of the through hole.

In a possible implementation manner, the power supply further comprises a junction box, wherein the junction box is arranged inside the shell; the circuit board is arranged in the junction box, a threaded portion is arranged on the junction box, at least part of the threaded portion penetrates out of the through hole to the outside of the shell, and a nut is matched with an external thread of the threaded portion so that the junction box is fixed on the shell.

In one possible implementation manner, the first terminal is embedded in the threaded portion, and the threaded portion is integrally formed with the first terminal.

In one possible implementation, the threaded portion is integrally formed with the terminal block.

In a possible implementation manner, the electronic device further comprises a second controller, the second controller is arranged outside the shell, and the second controller is electrically connected with the first binding post, so that the second controller transmits an electrical signal to the circuit board.

In a possible implementation manner, the junction box further comprises a sealing ring, the sealing ring is located at the bottom of the threaded portion and located between the junction box and the housing, and the sealing ring is used for sealing the threaded portion and the housing.

In a possible implementation manner, a groove is formed in the junction box, and the sealing ring is arranged in the groove.

In a possible implementation manner, the valve further comprises a second terminal, the second terminal is connected with the circuit board, and the valve is electrically connected with the second terminal.

In a possible implementation manner, the temperature monitoring device further comprises a temperature sensor and/or a pressure sensor, the temperature sensor is connected with the circuit board, and the first controller is used for controlling the temperature sensor to acquire temperature information; the pressure sensor is connected with the circuit board, and the first controller is used for controlling the pressure sensor to acquire pressure information.

The embodiment of the utility model provides an anti-theft instrument, which comprises a shell, a circuit board, a valve and a first controller, wherein the circuit board is arranged in the shell, and the first controller is arranged on the circuit board; the valve is connected with the circuit board or connected with the first controller, and the valve is controlled by the first controller to start and stop. Compared with the prior art, the anti-theft instrument provided by the embodiment of the utility model has the advantages that the control signal outside the shell controls the first controller through the circuit board, and the valve is controlled by the first controller to start and stop.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is easy to see that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of an anti-theft instrument according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an anti-theft instrument according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram three of an anti-theft instrument according to an embodiment of the present invention;

fig. 4 is a first schematic structural diagram of a junction box according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a junction box according to an embodiment of the present invention.

Description of reference numerals:

10. a housing;

20. a junction box;

21. a base plate;

22. a side plate;

23. a threaded portion;

30. a nut;

40. a seal ring;

50. a circuit board;

51. a second terminal;

52. a valve;

53. a first controller;

54. a temperature sensor;

55. a pressure sensor;

60. a first terminal post;

70. a second controller.

Detailed Description

For a clear understanding of the technical solutions of the present application, a detailed description of the prior art solutions is first provided.

In the related art, a controller for controlling the opening and closing of the valve is disposed outside the housing, a valve for controlling the opening and closing of the pipeline is disposed inside the housing, and the valve is usually connected to a device outside the housing through a terminal. Through applying voltage to the terminal, can the inside valve of direct control casing open, be unfavorable for carrying out encryption processing to the valve, caused serious economic loss.

In view of this, an embodiment of the present invention provides an anti-theft instrument, which includes a circuit board disposed inside a housing, a first controller connected to the circuit board, and a valve connected to the circuit board or connected to the first controller. Compared with the prior art, the anti-theft instrument provided by the embodiment of the utility model has the advantages that the control signal outside the shell controls the first controller through the circuit board, and the valve is controlled by the first controller to start and stop.

While various alternative implementations of the present invention will now be described with reference to the drawings, it will be understood by those skilled in the art that the following implementations are illustrative only and not exhaustive, and that certain features or certain examples may be substituted, spliced or combined by those skilled in the art based on these implementations, and are still considered to be the present disclosure.

As shown in fig. 1, fig. 2 and fig. 3, the anti-theft instrument provided by the embodiment of the present invention includes a housing 10, a circuit board 50, a valve 52 and a first controller 53. The housing 10 may have a substantially hexahedral structure, and the housing 10 serves to protect internal devices from external contamination, thereby facilitating the extension of the life span of the anti-theft instrument. The circuit board 50, the valve 52 and the first controller 53 are all disposed in the housing 10, the first controller 53 is connected to the circuit board 50, the valve 52 is connected to the circuit board 50, or the valve 52 is connected to the first controller 53. For example, the valve 52 and the first controller 53 may be disposed on a side of the circuit board 50 facing away from the housing 10.

As shown in fig. 1, the housing 10 may be further provided with a through hole so that the circuit board 50 is connected to a device outside the housing 10 through the through hole. The anti-theft instrument further comprises a first binding post 60, correspondingly, a mounting hole is formed in the circuit board 50, one end of the first binding post 60 is arranged in the mounting hole in a penetrating mode, and the first binding post 60 and the mounting hole can be welded together in a welding mode. The other end of the first terminal 60 protrudes from the through hole so that the circuit board 50 is connected to a device outside the housing 10 through the first terminal 60.

Optionally, the anti-theft instrument may further include a junction box 20, the junction box 20 being located inside the housing 10 and connected to the housing 10, the junction box 20 being used to mount and fix the circuit board 50. As shown in fig. 4 and 5, the terminal box 20 may have a box structure, and the terminal box 20 includes a bottom plate 21 and a side plate 22 disposed at an edge of the bottom plate 21, and an end of the side plate 22 facing away from the bottom plate 21 can be enclosed into an open structure. The bottom plate 21 may be connected to the housing 10, and for example, a side of the bottom plate 21 close to the housing 10 may be provided with a threaded portion 23, the threaded portion 23 may be a column structure having an external thread, the threaded portion 23 may protrude from the through hole, and the threaded portion 23 is used to cooperate with a nut 30, so that the terminal box 20 can be screwed with the housing 10. By screwing the bottom plate 21 to the housing 10, the terminal box 20 can be attached to and detached from the housing 10 at any time, which is advantageous for maintenance of the circuit board 50 mounted in the terminal box 20. Further, a card slot may be further disposed on a side of the bottom plate 21 away from the housing 10, and the circuit board 50 may be engaged with the bottom plate 21, so that the circuit board 50 is fixed in the junction box 20.

It should be noted that the threaded portion 23 and the terminal box 20 may be integrally formed, so as to improve the connection strength between the threaded portion 23 and the terminal box 20, and to ensure the stability of the circuit board 50 inside the terminal box 20.

Referring to fig. 1 and 5, the first terminal 60 may be embedded in the screw part 23 so as to mount the first terminal 60 on the junction box 20. An end of the first terminal 60 facing away from the circuit board 50 may protrude from the threaded portion 23, so that the circuit board 50 is connected to a device outside the housing 10 through the first terminal 60. In a specific implementation manner, the thread portion 23 and the terminal box 20 may be formed by injection molding, wherein when the thread portion 23 is formed, the first terminal 60 may be embedded in the thread portion 23 for injection molding, so that the first terminal 60 and the thread portion 23 are integrally molded, which is beneficial to further improving the sealing performance of the terminal box 20, and is also beneficial to improving the connection strength between the first terminal 60 and the thread portion 23, so as to facilitate connection of the first terminal 60 and a device outside the housing 10.

In this embodiment, the anti-theft instrument may further include a seal ring 40. For example, the sealing ring 40 may be a rubber sealing ring, the sealing ring 40 is located at the bottom of the threaded portion 23, the sealing ring 40 is located between the terminal box 20 and the housing 10, one side of the sealing ring 40 abuts against the bottom plate 21 of the terminal box 20, the other side of the sealing ring 40 abuts against the housing 10, and a certain amount of compression deformation is generated when the sealing ring 40 is in a sealing state. By arranging the sealing ring 40, a gap between the threaded portion 23 and the housing 10 can be sealed, and moisture is prevented from entering the housing 10, so that the circuit board 50 in the housing 10 is prevented from being damaged.

In this embodiment, a groove may be disposed on the junction box 20, and the sealing ring 40 is disposed in the groove, so as to achieve the installation of the sealing ring 40 on the junction box 20. Illustratively, the groove may be located on a side of the terminal box 20 close to the threaded portion 23, and the groove is disposed around the threaded portion, so that the sealing ring 40 is sleeved outside the threaded portion 23, which is beneficial to further improve the sealing performance between the threaded portion 23 and the housing 10.

With continued reference to fig. 1, the first controller 53 may be connected to the circuit board 50, the circuit board 50 transmits a control signal outside the housing 10 to the first controller 53, and the valve 52 is controlled by the first controller 53 to start and stop. The first controller 53 may be a Microcontroller Unit (MCU). It should be noted that the micro control Unit is also called a Single Chip Microcomputer (Single Chip Microcomputer), and is a computer with a Chip level formed by appropriately reducing the frequency and specification of a Central Processing Unit (CPU) and integrating peripheral interfaces such as a memory, a counter (Timer), a USB, an a/D conversion, a UART, a PLC, a DMA, and even an LCD driving circuit on a Single Chip, so as to perform different combination control for different applications. The micro control unit has small installation space, so that the integration of devices in the shell is improved. In one embodiment, the first controller 53 may be soldered on the circuit board 50, so that the first controller 53 has good connection strength with the circuit board 50. Of course, the first controller 53 may be other devices capable of implementing the control function.

Referring to fig. 1, a valve 52 may be coupled to circuit board 50, with valve 52 being used to control the flow of fluid through the conduit. In one particular implementation, the valve 52 may include, for example, a quick-close valve, a screw valve, a ball valve, a gate valve, a stepper motor valve, or the like. In this embodiment, the anti-theft instrument may further include a second terminal 51, and the second terminal 51 may be connected to the circuit board 50, so that the valve 52 is connected to the circuit board 50 through the second terminal 51. By providing the second terminal 51, flexible mounting of the valve 52 in the housing 10 is facilitated.

In summary, the embodiment of the present invention provides an anti-theft instrument, including a housing 10, a circuit board 50, a valve 52 and a first controller 53, wherein the circuit board 50 is disposed inside the housing 10, the first controller 53 is connected to the circuit board 50, the valve 52 is connected to the circuit board 50, or connected to the first controller 53, and the valve 52 is controlled by the first controller 53 to be turned on or off. Compared with the prior art in which the voltage can directly act on the valve 52, the anti-theft instrument provided by the embodiment of the utility model is beneficial to improving the safety of the instrument in the using process and avoiding the occurrence of an accident of violent opening of the valve.

Further, due to the arrangement of the circuit board 50, a plurality of internal devices such as the valve 52 and the first controller 53 are integrated on the same circuit board 50, so that the number of binding posts used in the shell 10 is reduced, the manufacturing cost is reduced, and the manufacturing time is shortened.

Optionally, referring to fig. 4, the anti-theft instrument may further include a temperature sensor 54, the temperature sensor 54 is connected to the circuit board 50, the temperature sensor 54 is configured to collect the temperature of the fluid in the pipeline, and the first controller 53 is configured to control the temperature sensor 54 to collect temperature information so as to monitor the temperature of the fluid circulating in the pipeline. In one particular implementation, the temperature sensor 54 may be soldered to the circuit board 50.

Optionally, referring to fig. 4, the anti-theft instrument may further include a pressure sensor 55, the pressure sensor 55 is connected to the circuit board 50, the pressure sensor 55 is configured to collect pressure of fluid in the pipeline, and the first controller 53 is configured to control the pressure sensor 55 to collect pressure information so as to monitor pressure of fluid flowing in the pipeline. In one particular implementation, the pressure sensor 55 may be soldered to the circuit board 50.

It should be noted that other structures may be disposed on the circuit board 50, so as to further improve the practicability of the anti-theft instrument. For example, the circuit board 50 may further integrate a bluetooth device, a storage device, an alarm device, etc., which may be soldered on the circuit board 50. The working process of the anti-theft instrument is described by taking a storage device as an example: the first controller 53 controls the storage device to store the flow rate of the fluid passing through the valve 52 through the circuit board 50, the first controller 53 may also control the storage device to store the temperature information acquired by the temperature sensor, so as to record the flow condition of the fluid in the pipeline in the following, and similarly, the first controller 53 may also control the storage device to store the pressure information acquired by the pressure sensor, so as to record the flow condition of the fluid in the pipeline in the following.

With continued reference to fig. 1 and 3, the anti-theft instrument may further include a second controller 70, the second controller 70 being disposed outside the housing 10, the second controller 70 being electrically connected to the first terminal 60. The second controller 70 transmits a control signal to the circuit board 50 through the first terminal 60, and the circuit board 50 transmits the received control signal to the first controller 53, so that the first controller 53 controls the start and stop of the valve 52. In a specific embodiment, the second controller 70 may include a micro control unit, a Programmable Logic Controller (PLC), or other devices capable of implementing control functions.

It should be noted that the first controller 53 and the second controller 70 are communicatively connected through the first connection terminal 60, wherein the communication connection between the first controller 53 and the second controller 70 may employ encryption measures to achieve security of communication, for example, symmetric encryption may be employed between the first controller 53 and the second controller 70. By such a communication method, when the second controller 70 is damaged, the first controller 53 in the casing 10 cannot be controlled by the first terminal 60, thereby further improving the safety of the anti-theft instrument.

Further, the anti-theft instrument may further include a communication device and a liquid crystal display device, the communication device and the liquid crystal display device are electrically connected to the second controller 70, and the second controller 70 may further obtain the stored data in the storage device through the circuit board 50, and transmit the stored data to other communication devices or a liquid crystal screen through the communication device and the liquid crystal display device. The anti-theft instrument can further comprise an ambient temperature detection device and an ambient pressure detection device, the ambient temperature detection device is used for detecting the temperature of the external environment, the ambient pressure detection device is used for detecting the pressure of the external environment, correspondingly, a plurality of first binding posts 60 can be arranged, and the ambient temperature detection device and the ambient pressure detection device can be connected with the first controller 53 inside the shell 10 through the different first binding posts 60.

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, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the embodiments of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "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 utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. An anti-theft instrument, comprising: the valve comprises a shell, a circuit board, a valve and a first controller, wherein the circuit board is arranged inside the shell, and the first controller is arranged on the circuit board; the valve is connected with the circuit board or the first controller, and the valve is controlled by the first controller to start and stop.

2. The anti-theft instrument according to claim 1, further comprising a first terminal, wherein a through hole is provided in the case, one end of the first terminal is connected to the circuit board, and the other end of the first terminal protrudes from the through hole.

3. The anti-theft meter according to claim 2, further comprising a junction box disposed inside the housing; the circuit board is arranged in the junction box, a threaded portion is arranged on the junction box, at least part of the threaded portion penetrates out of the through hole to the outside of the shell, and a nut is matched with an external thread of the threaded portion so that the junction box is fixed on the shell.

4. The antitheft meter of claim 3, wherein said first terminal is embedded in said threaded portion, said threaded portion being integrally formed with said first terminal.

5. The anti-theft instrument of claim 3, wherein said threaded portion is integrally formed with said junction box.

6. The antitheft meter of claim 3, further comprising a second controller disposed outside of said housing, said second controller electrically connected to said first terminal such that said second controller transmits electrical signals to said circuit board.

7. The antitheft meter of any of claims 3-6, further comprising a seal ring located at the bottom of the threaded portion and between the junction box and the housing, the seal ring for sealing the threaded portion and the housing.

8. The theft protection instrument of claim 7, wherein said junction box is provided with a groove, said groove having said sealing ring disposed therein.

9. The antitheft meter of any of claims 1-6, further comprising a second terminal, said second terminal connected to said circuit board, said valve electrically connected to said second terminal.

10. The theft-proof instrument as claimed in any one of claims 1 to 6, further comprising a temperature sensor and/or a pressure sensor, said temperature sensor being connected to said circuit board, said first controller being adapted to control said temperature sensor to collect temperature information; the pressure sensor is connected with the circuit board, and the first controller is used for controlling the pressure sensor to acquire pressure information.