Wired centralized reading unit
The design of the wired data collection unit solves the problem of unstable wireless communication of water meters in high-rise buildings, and realizes efficient and reliable data collection and storage, which is suitable for water meter data management in high-rise buildings.
Patent Information
- Application Number
- CN202423096739.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-16
- Publication Date
- 2025-11-04
- Estimated Expiration
- 2034-12-16
AI Technical Summary
In high-rise buildings, the wireless communication of water meters is shielded by the reinforced concrete structure, resulting in a low success rate of communication and making existing wireless meter reading methods unreliable.
It adopts a wired data collection unit, including a box, box cover, battery compartment cover, battery, circuit board and acquisition unit. It collects data through wired communication, adopts low power consumption design and battery power supply, uses microcontroller, memory and RS485 channel to expand storage space and support multiple communication interfaces.
It improves the accuracy and reliability of data acquisition, enables long-term maintenance-free operation, expands storage space, supports multiple communication methods, and meets the needs of industrial applications.
Smart Images
Figure CN223514999U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to water meter collection equipment technical field, especially to a wired copy unit. BACKGROUND
[0002] With the development of economy and technology, high-rise buildings are more and more, for the newly built high-rise building with pipe shaft, water meter is stored in the pipe shaft. Such placement method, facilitate the connection between each water meter data bus, and the bus length also will not be too long, the water meter connected by bus and concentrator communication, greatly improve the reliability.
[0003] Water meter needs to copy unit to accurately measure and record the water consumption, ensure the fairness of cost settlement, can also more effectively manage water resources, timely discovery and solve the problem of abnormal water use, improve work efficiency and user satisfaction, at present copy unit all adopts wireless mode to carry out data acquisition, due to the shielding signal of reinforced concrete structure high building, wireless signal appears unstable situation, the success rate of communication is not high problem will appear.
[0004] In view of this, a wired copy unit is proposed to solve the above problems. UTILITY MODEL CONTENTS
[0005] According to the above existing technical problems, the utility model provides a wired copy unit, which saves time, improves the accuracy and reliability of data collection by wired communication.
[0006] To achieve the above object, the technical scheme of the utility model is as follows:
[0007] A wired copy unit, characterized by comprising a box body, a box cover, a battery compartment cover, a battery and a circuit board, a plurality of connecting rods are arranged in the mounting groove of the box body, screw holes are arranged in the connecting rods and connected with the box cover through screws, the battery compartment cover is connected at the battery compartment arranged on the box body, the battery is installed in the battery compartment, the circuit board is installed in the box body, and an acquisition unit is arranged on the circuit board,
[0008] The battery is electrically connected with the acquisition unit,
[0009] The acquisition unit is composed of a single-chip microcomputer, a memory, a communication module and a 4-way RS485 channel, and the single-chip microcomputer is electrically connected with the memory, the communication module and the 4-way RS485 channel respectively.
[0010] Specifically, the protruding strip arranged on one side of the battery compartment cover is inserted into the clamping groove arranged on the box body, and the other side of the battery compartment cover is fixed at the battery compartment through screws.
[0011] Specifically, the box body is provided with a heat dissipation opening on one side.
[0012] Specifically, each of the four RS485 channels is connected with 1 to 255 meter reading units.
[0013] Specifically, the battery is a No. 1 lithium battery.
[0014] Specifically, the single-chip microcomputer is MKL33Z64.
[0015] Specifically, the memory is two 24LC256 chips.
[0016] Specifically, the interface of the communication module is any of the following: infrared communication interface, GPRS communication interface.
[0017] The utility model discloses a wired collection unit has the advantages that:
[0018] The utility model discloses a wired collection unit has the advantages that: BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is the whole structure schematic drawing of a wired collection unit of the utility model;
[0020] Figure 2 It is the explosion decomposition structure schematic drawing of a wired collection unit of the utility model;
[0021] Figure 3 It is the battery and collection unit connection schematic drawing of a wired collection unit of the utility model;
[0022] Figure 4 It is the use time connection schematic drawing of a wired collection unit of the utility model;
[0023] As shown in the drawing: 1. box body, 11. heat dissipation port, 12. battery compartment, 2. box cover, 21. connecting rod, 3. battery compartment cover, 4. circuit board, 5. battery, 6. single-chip microcomputer, 7. memory, 8. communication module, 81. data server, 9. four RS485 channels, 91. meter reading unit. DETAILED DESCRIPTION
[0024] The technical solutions of the present application will be described clearly and completely in connection with the drawings. Obviously, the described embodiments are some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.
[0025] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.
[0026] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. In addition, the technical features involved in different embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.
[0027] Embodiment 1
[0028] As shown in the figure, a plurality of connecting rods 21 are arranged in the mounting groove of the box body 1, the connecting rods 21 are provided with threaded holes and are connected with the box cover 2 through screws, the battery compartment 12 arranged on the box body 1 is connected with the battery compartment cover 3, the battery 5 is installed in the battery compartment 12, the box body 1 is provided with a circuit board 4, the battery 5 is electrically connected with the collection unit arranged on the circuit board 4, the protruding strip arranged on one side of the battery compartment cover 3 is inserted into the clamping groove arranged on the box body 1, the other side of the battery compartment cover 3 is fixed on the battery compartment 12 through screws, and a heat dissipation port 11 is arranged on one side of the box body 1, which is used for equipment working heat dissipation,
[0029] The acquisition unit is composed of a single-chip microcomputer 6, a memory 7, a communication module 8 and a 4-way RS485 channel 9, the single-chip microcomputer 6 is electrically connected with the memory 7, the communication module 8 and the 4-way RS485 channel 9 respectively, wherein the battery 5 provides working voltage for the single-chip microcomputer 6, the memory 7, the communication module 8 and the 4-way RS485 channel 9; in working, the 4-way RS485 channel 9 is connected with a meter reading unit 91; the 4-way RS485 channel 9 collects water meter data into the single-chip microcomputer 6, the single-chip microcomputer 6 processes the water meter data, and saves the processed water meter data in the memory 7, in order to expand the application range, each channel of the 4-way RS485 channel 9 is connected with 1 to 255 meter reading units,
[0030] Wherein, the battery 5 adopts a No. 1 lithium battery, which ensures that other devices can work stably, and ensures that the wired collection unit can work effectively, stably and for a long time without maintenance.
[0031] Wherein, the type of the single-chip microcomputer is MKL33Z64.
[0032] In order to further expand the storage space of the wired collection unit, the memory 3 adopts two 24LC256 chips, and has a total capacity of 64K bytes, and can store the related data of 4000 water meters.
[0033] Further, in order to facilitate connection with other devices in industrial applications, the interface of the communication module 8 is specifically any one of the following: an infrared communication interface and a GPRS communication interface.
[0034] Wherein, the infrared communication interface is used for setting operation parameters, specifically: a field operator uses an infrared meter reader to set operation parameters through the infrared communication interface, and the operation parameters usually include: setting a user ID, setting a customer ID, setting a sampling interval, setting a communication server, setting a concentrator time, setting a DCU (data acquisition unit) unit time and setting a DCU unit roll call.
[0035] Wherein, the user can set a fixed-point time in the single-chip microcomputer 2 through the infrared meter reader, and when the fixed-point time is reached, the GPRS communication interface is used for uploading the processed water meter data to a data server 81.
[0036] In summary, the utility model discloses a wired collection unit, the utility model discloses a low-power consumption design, and the battery 5 plays a key role, which ensures that the wired collection unit can work effectively, stably and for a long time without maintenance; through the wired collection mode, time is saved, the accuracy and reliability of the collected data are improved; and through the improvement of the memory, the storage space of the wired collection unit is expanded; and a plurality of communication interfaces are adopted to facilitate various communication needs in practical applications.
[0037] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. The various components mentioned in this utility model are common technologies in the existing field. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.
Claims
1. A wired data collection unit, characterized in that... The device includes a housing, a cover, a battery compartment cover, a battery, and a circuit board. The housing has a mounting slot with multiple connecting rods, each with a threaded hole and connected to the cover by screws. The battery compartment on the housing is connected to the battery compartment cover, and the battery is installed inside the battery compartment. The housing contains a circuit board with a data acquisition unit.
2. The wired data collection unit according to claim 1, characterized in that... The battery is electrically connected to the acquisition unit.
3. A wired data collection unit according to claim 2, characterized in that... The acquisition unit consists of a microcontroller, a memory, a communication module, and four RS485 channels. The microcontroller is electrically connected to the memory, the communication module, and the four RS485 channels.
4. A wired data collection unit according to claim 1, characterized in that... The protruding strip on one side of the battery compartment cover is inserted into the slot on the box body, and the other side of the battery compartment cover is fixed to the battery compartment with screws.
5. A wired data collection unit according to claim 1, characterized in that... A heat dissipation vent is provided on one side of the box.