Wireless meter reading device

Abstract

The utility model discloses a wireless meter reading, which comprises a multi-frequency antenna assembly and a shell, the multi-frequency antenna assembly is arranged in the shell and is connected with the shell through a connecting assembly, one end of a coaxial cable extends into the shell and is connected with the multi-frequency antenna assembly, and the other end of the coaxial cable extends into the shell and is connected with the multi-frequency antenna assembly. The other end of the coaxial cable is connected with the joint through an installation assembly. According to the utility model, the multi-frequency antenna assembly is installed in the housing and is installed with the joint through the coaxial cable, so that the working range of the device during working can be improved under the action of the multi-frequency antenna assembly, and the device can be directly butted with electric energy meter equipment for use under the action of the joint; therefore, the communication requirement of the device is met.

Description

Technical Field

[0001] The utility model relates to the technical field of electric energy meter reading, in particular to a wireless meter reading. Background Art

[0002] Currently, wireless remote meter reading systems have numerous devices, and data needs to be centrally read and monitored via antennas. Communication between systems primarily uses 2G and TCP / TP network solutions. However, the current frequency of rubber stick antennas is limited to the 2G / 3G frequency band. With the continuous upgrading of communication networks, existing devices are unable to adapt to multiple energy meter devices with different frequencies, resulting in a limited range of use for existing wireless meter reading devices. Utility Model Content

[0003] (1) Purpose of the utility model

[0004] In order to solve the technical problems existing in the background technology, the utility model proposes a wireless meter reading device. By installing a multi-frequency antenna component in the shell and installing it with a coaxial cable and a connector, the working range of the device can be improved under the action of the multi-frequency antenna component, and the device can be directly connected to the electric energy meter equipment under the action of the connector, thereby meeting the communication needs of the device.

[0005] (2) Technical solution

[0006] The utility model provides a wireless meter reading device, comprising a multi-frequency antenna assembly and a housing, wherein the multi-frequency antenna assembly is arranged in the housing and connected to the housing through a connecting assembly, one end of the coaxial cable extends into the housing and is connected to the multi-frequency antenna assembly, and the other end of the coaxial cable is connected to the connector through a mounting assembly.

[0007] Preferably, the multi-frequency antenna assembly includes a PCB antenna board, on which a medium-high frequency part and a low-frequency part are provided. The PCB antenna board is connected to the housing through a connecting assembly, and one end of the coaxial cable is connected to the PCB antenna board.

[0008] Preferably, the mid-high frequency part on the PCB antenna board is a quarter wavelength of -MHZ.

[0009] Preferably, the low-frequency part of the PCB antenna board is one quarter of the wavelength of -MHZ.

[0010] Preferably, the connecting component includes a plurality of double-sided tapes, and the two ends of the plurality of double-sided tapes are respectively connected to the PCB antenna board and the inner wall of the shell.

[0011] Preferably, it also includes a plurality of positioning columns, and the plurality of positioning columns are all arranged in the shell. The PCB antenna board is provided with mounting holes equal in number to and corresponding to the plurality of positioning columns. The positioning columns pass through the mounting holes and are hot-melt mounted to the PCB antenna board.

[0012] Preferably, the installation assembly includes a heat shrink tube, the coaxial cable and the connector are both located in the heat shrink tube and connected to each other, and are installed through the heat shrink tube.

[0013] Preferably, M glue is provided on the shell.

[0014] Compared with the prior art, the above technical solution of the present invention has the following beneficial technical effects:

[0015] In the present invention, the device installs a multi-frequency antenna assembly in the housing and installs it with a coaxial cable and a connector, so that the working range of the device can be improved under the action of the multi-frequency antenna assembly, and the device can be directly connected to the electric energy meter equipment under the action of the connector, thereby meeting the communication needs of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of a wireless meter reading system proposed by the utility model.

[0017] Figure 2 The utility model is a schematic diagram of the explosion structure of a wireless meter reading device.

[0018] Figure 3 This is a structural schematic diagram of a PCB antenna board in a wireless meter reading proposed by the utility model.

[0019] Figure numerals: 1. housing; 2. PCB antenna board; 3. double-sided tape; 4. positioning column; 5. coaxial cable; 6. heat shrink tube; 7. connector. DETAILED DESCRIPTION

[0020] To make the objectives, technical solutions, and advantages of the present invention more clearly understood, the present invention is further described below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are merely illustrative and are not intended to limit the scope of the present invention. Furthermore, descriptions of known structures and technologies are omitted in the following description to avoid unnecessary confusion regarding the concepts of the present invention.

[0021] In the description of the utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of the utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0022] In the description of the utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" can mean fixed connection, welding, riveting, bonding, etc., or detachable connection, threaded connection, key connection, pin connection, etc., or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediate medium, or it can be internal communication between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood by those skilled in the art in specific circumstances.

[0023] like Figure 1-3 As shown, the wireless meter reading proposed in the present invention includes a multi-frequency antenna assembly and a housing 1. The multi-frequency antenna assembly is arranged in the housing 1 and is connected to the housing 1 through a connecting assembly. One end of the coaxial cable 5 extends into the housing 1 and is connected to the multi-frequency antenna assembly. The other end of the coaxial cable 5 is connected to the connector 7 through an installation assembly.

[0024] In the present invention, the device installs a multi-frequency antenna assembly in the housing 1 and is installed with the connector 7 through a coaxial cable 5, so that the working range of the device can be improved under the action of the multi-frequency antenna assembly, and the device can be directly connected to the electric energy meter equipment under the action of the connector 7, thereby meeting the communication needs of the device.

[0025] In an optional embodiment, the multi-frequency antenna assembly includes a PCB antenna board 2, which is provided with a medium-high frequency part and a low frequency part. The PCB antenna board 2 is connected to the housing 1 through a connecting assembly, and one end of the coaxial cable 5 is connected to the PCB antenna board 2. The medium-high frequency part and the low frequency part on the PCB antenna board 2 can effectively improve the use range of the device, thereby meeting the communication needs of the device.

[0026] In an optional embodiment, the mid-high frequency portion on the PCB antenna board 2 is a quarter wavelength of 1710-2700 MHz.

[0027] In an optional embodiment, the low-frequency part of the PCB antenna board is a quarter wavelength of 700-960MHZ, and the medium and high frequency parts on the PCB antenna board 2 are a quarter wavelength of 1710-2700MHZ and the low-frequency part of the PCB antenna board 2 is a quarter wavelength of 700-960MHZ, so that the PCB antenna board has a 2700-960MHz / 1710-2700MHz wide-band structure bandwidth, which can be applied to all terminal devices to improve the working range of the device and meet communication needs.

[0028] In an optional embodiment, the connecting component includes multiple double-sided tapes 3, and the two ends of the multiple double-sided tapes 3 are respectively connected to the PCB antenna board 2 and the inner wall of the outer shell 1. The installation between the PCB antenna board 2 and the outer shell 1 can be completed by multiple double-sided tapes 3. The installation is simple and easy to operate, which effectively reduces the work efficiency of the staff during installation.

[0029] In an optional embodiment, it further includes a plurality of positioning posts 4, and the plurality of positioning posts 4 are all arranged in the shell 1. The PCB antenna board 2 is provided with mounting holes that are equal in number and one-to-one corresponding to the plurality of positioning posts 4. The positioning posts 4 pass through the mounting holes and are hot-melt mounted with the PCB antenna board 2. When in use, the positioning of the shell 1 can be effectively completed by first passing the positioning posts 4 through the corresponding mounting holes, and after the positioning is completed, the positioning posts 4 can also be hot-melted, and the hot-melt cloth can be pressed to make it fit with the PCB antenna board 2, thereby further improving the degree of fixation of the PCB antenna board, thereby further improving the stability of the device when in use.

[0030] In an optional embodiment, the installation component includes a heat shrink tube 6, the coaxial cable 5 and the connector 7 are both located in the heat shrink tube 6 and connected to each other, and are installed through the heat shrink tube 6. When in use, first connect the coaxial cable 5 to the connector 7, and put the heat shrink tube 6 on the connection between the coaxial cable 5 and the connector 7. By heating it, the heat shrink tube 6 shrinks, thereby further fixing the connection between the coaxial cable 5 and the connector 7, thereby improving the stability of the connection between them.

[0031] In an optional embodiment, the housing 1 is provided with 3M glue, which can effectively complete the adhesion of the housing 1 to an external object (such as a wall), thereby facilitating the installation and fixation of the entire device.

[0032] It should be understood that the above-described specific embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and do not constitute limitations of the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention shall be included within the scope of protection of the present invention. In addition, the appended claims of the present invention are intended to cover all variations and modifications that fall within the scope and metes and bounds of the appended claims, or equivalents thereof.

Claims

1. A wireless meter reading system, characterized in that: The invention comprises a multi-frequency antenna assembly and a housing (1); the multi-frequency antenna assembly is arranged in the housing (1) and connected to the housing (1) via a connecting assembly; one end of a coaxial cable (5) extends into the housing (1) and is connected to the multi-frequency antenna assembly; the other end of the coaxial cable (5) is connected to a connector (7) via a mounting assembly.

2. A wireless meter reading according to claim 1, characterized in that: The multi-frequency antenna assembly comprises a PCB antenna board (2), wherein the PCB antenna board (2) is provided with a medium-high frequency part and a low-frequency part, the PCB antenna board (2) is connected to the housing (1) via a connecting assembly, and one end of the coaxial cable (5) is connected to the PCB antenna board (2).

3. A wireless meter reading according to claim 2, characterized in that: The mid-high frequency portion on the PCB antenna board (2) is a quarter wavelength of 1710-2700 MHz.

4. A wireless meter reading according to any one of claims 2 or 3, characterized in that: The low-frequency portion of the PCB antenna board is a quarter of the wavelength of 700-960 MHz.

5. The wireless meter reading method according to claim 2, characterized in that: The connection assembly comprises a plurality of double-sided adhesive tapes (3), and two ends of the plurality of double-sided adhesive tapes (3) are respectively connected to the PCB antenna board (2) and the inner wall of the housing (1).

6. The wireless meter reading method according to claim 4, characterized in that: It also includes a plurality of positioning posts (4), wherein the plurality of positioning posts (4) are all arranged in the housing (1), and the PCB antenna board (2) is provided with mounting holes equal in number to and corresponding to the plurality of positioning posts (4), and the positioning posts (4) pass through the mounting holes and are hot-melt mounted to the PCB antenna board (2).

7. The wireless meter reading method according to claim 1, characterized in that: The installation assembly comprises a heat shrink tube (6), the coaxial cable (5) and the connector (7) are both located in the heat shrink tube (6) and connected to each other, and are installed through the heat shrink tube (6).

8. The wireless meter reading method according to claim 1, characterized in that: The housing (1) is provided with 3M glue.

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