Vibration transmitter

Abstract

The utility model provides a vibration transmitter, which belongs to the technical field of vibration transmitters and comprises a transmitter body, a plug connector is arranged at the top of the transmitter body and used for being connected with a signal line, a mounting seat is arranged at the bottom of the transmitter body and used for being mounted in a set area, and a PCB (printed circuit board) is arranged in the transmitter body. A transmitter chip, a power supply module, a signal transmission module and a controller chip are integrated on the PCB, and the controller chip is respectively connected with the transmitter chip, the power supply module and the signal transmission module; according to the utility model, the wireless transmission of detection signals of the vibration transmitter can be realized, the service life is prolonged, the long-term drift is reduced, the precision is correspondingly improved, the performance is more stable, and the size is smaller.

Description

Technical Field

[0001] The utility model belongs to the technical field of vibration transmitters, and in particular relates to a vibration transmitter. Background Art

[0002] A transmitter is a device that converts the sensed physical quantity, chemical quantity and other information into a standardized signal that is easy to measure and transmit according to a certain rule. It is a component of a unit combination instrument. A transmitter can also be said to be a sensor that outputs a standardized signal. Transmitters are divided into integrated temperature transmitters, pressure transmitters, liquid level transmitters, capacitive level transmitters, ultrasonic transmitters, antimony electrode acidity transmitters, acid, alkali and salt concentration transmitters, conductivity transmitters, smart transmitters, etc.

[0003] The vibration transmitter of the prior art has a large shell and is often difficult to install in a narrow space. At the same time, the shielding net or shielding level is not enough, and the transmitter control device is often affected and cannot work normally in a harsh working environment, thereby affecting the performance and service life of the equipment. Utility Model Content

[0004] In view of the problems in the prior art, the utility model provides a vibration transmitter, including a transmitter body, a connector is provided on the top of the transmitter body, the connector is used to connect the signal line, a mounting seat is provided on the bottom, the mounting seat is used to be installed in a set area, a PCB board is provided inside the transmitter body, a transmitter chip, a power module, a signal transmission module and a controller chip are integrated on the PCB board, and the controller chip is respectively connected to the transmitter chip, the power module and the signal transmission module.

[0005] Furthermore, the controller chip adopts the STM32F030K6T6 model, wherein pin 1 is connected to the power supply VCC, and is connected to ground after capacitors C3 and C4 are connected in parallel; pin 4 is connected to NRST; pin 5 is connected to the power supply VCC; pin 7 is connected to 485 DIR; pin 8 is connected to 485 TX; pin 9 is connected to 485 RX; pin 10 is connected to OUTX; pin 11 is connected to OUTY; pin 12 is connected to OUTZ; pin 13 is connected to TEMP REF; pin 14 is connected to TEMP PW; pin 15 is connected to TEMP TEP; pin 16 is grounded; pin 17 is connected to the power supply VCC; pin 20 is connected to LED1; pin 21 is connected to LED2; pin 22 is connected to LED3; pin 23 is connected to SWDLO; pin 24 is connected to SWCLK; pin 31 is connected to resistor R2 and then grounded; pin 32 is grounded.

[0006] Furthermore, the transmitter chip adopts the LIS344AL model, and the transmitter chip outputs after connecting three amplifying circuits. Specifically, pin 1 of the transmitter chip is connected to resistor 37 and then grounded, pin 2 is grounded, pin 4 is connected to resistor 39 and then grounded, pin 5 is grounded, pin 7 is grounded, and pin 8 is connected to resistor 42, capacitor 27, resistor 41, capacitor 26, capacitor 25, resistor 40, resistor 31, resistor 36, resistor 35, resistor 34, and amplifier U8B in sequence and then connected to OUTZ interface; amplifier U9A is set for quality inspection of capacitor 25 and capacitor 27; amplifier U9B and amplifier U8A are set between capacitor 25 and resistor 36.

[0007] Compared with the prior art, the advantages and positive effects of the utility model are:

[0008] The utility model integrates a transmitter chip, a power module, a signal transmission module and a controller chip on the PCB board, which can realize unlimited transmission of the detection signal of the vibration transmitter, not only prolonging the service life and reducing the long-term drift, but also improving the accuracy accordingly, making the performance more stable and the size more compact. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] 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 some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0010] Figure 1 This is a circuit diagram of the controller chip of the utility model;

[0011] Figure 2 This is a circuit diagram of the transmitter chip of the utility model;

[0012] Figure 3 It is a schematic diagram of a first partial circuit of the transmitter chip of the utility model;

[0013] Figure 4 It is a schematic diagram of a second partial circuit of the transmitter chip of the utility model;

[0014] Figure 5 This is a schematic diagram of a third partial circuit of the transmitter chip of the utility model;

[0015] Figure 6 It is a circuit diagram of the signal transmission module of the utility model;

[0016] Figure 7 It is a circuit diagram of the power module of the utility model;

[0017] Figure 8 This is a schematic diagram of the external structure of the vibration transmitter of the utility model;

[0018] Among them: 1. Connector; 2. Transmitter body; 3. Mounting base. DETAILED DESCRIPTION

[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0021] Embodiment 1, as Figures 1 to 8 As shown, the present application provides a vibration transmitter including a transmitter body 2, a connector 1 is provided on the top of the transmitter body 2, the connector 1 is used to connect the signal line, a mounting base 3 is provided on the bottom, the mounting base 3 is used to be installed in a set area, the mounting base 3 can adopt a threaded mounting column structure, a PCB board is provided inside the transmitter body 2, a transmitter chip, a power module, a signal transmission module and a controller chip are integrated on the PCB board, and the controller chip is respectively connected to the transmitter chip, the power module and the signal transmission module; the transmitter chip adopts the LIS344AL model, the signal transmission module adopts RS485, and the controller chip adopts the STM32F030K6T6 model.

[0022] like Figure 1 As shown, the controller chip adopts the STM32F030K6T6 model, in which pin 1 is connected to the power supply VCC, and is connected to ground after capacitors C3 and C4 are connected in parallel; pin 4 is connected to NRST; pin 5 is connected to the power supply VCC; pin 7 is connected to 485 DIR; pin 8 is connected to 485TX; pin 9 is connected to 485 RX; pin 10 is connected to OUTX; pin 11 is connected to OUTY; pin 12 is connected to OUTZ; pin 13 is connected to TEMP REF; pin 14 is connected to TEMP PW; pin 15 is connected to TEMP TEP; pin 16 is grounded; pin 17 is connected to the power supply VCC; pin 20 is connected to LED1; pin 21 is connected to LED2; pin 22 is connected to LED3; pin 23 is connected to SWDLO; pin 24 is connected to SWCLK; pin 31 is connected to resistor R2 and then grounded; pin 32 is grounded.

[0023] like Figure 2-Figure 5As shown, the transmitter chip adopts the LIS344AL model. The transmitter chip outputs after connecting three amplifying circuits. Specifically, pin 1 is connected to resistor 37 and then grounded, pin 2 is grounded, pin 4 is connected to resistor 39 and then grounded, pin 5 is grounded, pin 7 is grounded, and pin 8 is connected to resistor 42, capacitor 27, resistor 41, capacitor 26, capacitor 25, resistor 40, resistor 31, resistor 36, resistor 35, resistor 34, amplifier U8B in sequence and then connected to OUTZ interface; amplifier U9A is set for quality inspection of capacitor 25 and capacitor 27; amplifier U9B and amplifier U8A are set between capacitor 25 and resistor 36; for specific circuit details, please refer to the attached Figure 2 .

[0024] like Figure 6 The figure shows the circuit diagram of the signal transmission module, which uses RS485 for signal transmission; Figure 7 This is the circuit diagram of the power module, which is used to power the various components of the vibration transmitter.

[0025] The utility model integrates a transmitter chip, a power module, a signal transmission module and a controller chip on the PCB board, which can realize unlimited transmission of the detection signal of the vibration transmitter, not only prolonging the service life and reducing the long-term drift, but also improving the accuracy accordingly, making the performance more stable and the size more compact.

[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A vibration transmitter, characterized in that: The invention comprises a transmitter body, a connector is provided on the top of the transmitter body, the connector is used to connect the signal line, a mounting base is provided on the bottom, the mounting base is used to be installed in the set area, a PCB board is provided inside the transmitter body, a transmitter chip, a power module, a signal transmission module and a controller chip are integrated on the PCB board, and the controller chip is respectively connected with the transmitter chip, the power module and the signal transmission module; the controller chip adopts the STM32F030K6T6 model, wherein pin 1 is connected to the power supply VCC, and the capacitors C3 and C4 are connected in parallel and then grounded; pin 4 is connected to NRST; pin 5 is connected to the power supply VCC; pin 7 is connected to 485 DIR; pin 8 is connected to 485 TX; pin 9 is connected to 485 RX; pin 10 is connected to OUTX; pin 11 is connected to OUTY; pin 12 is connected to OUTZ; pin 13 is connected to TEMP REF; pin 14 is connected to TEMP PW; Pin 15 is connected to TEMPTEP; Pin 16 is grounded; Pin 17 is connected to power supply VCC; Pin 20 is connected to LED1; Pin 21 is connected to LED2; Pin 22 is connected to LED3; Pin 23 is connected to SWDLO; Pin 24 is connected to SWCLK; Pin 31 is connected to resistor R2 and then to ground; Pin 32 is grounded; The transmitter chip adopts LIS344AL model, and the transmitter chip outputs after connecting three amplification circuits. Specifically, Pin 1 of the transmitter chip is connected to resistor 37 and then to ground, Pin 2 is grounded, Pin 4 is connected to resistor 39 and then to ground, Pin 5 is grounded, Pin 7 is grounded, Pin 8 is connected to resistor 42, capacitor 27, resistor 41, capacitor 26, capacitor 25, resistor 40, resistor 31, resistor 36, resistor 35, resistor 34, amplifier U8B in sequence and then connected to OUTZ interface; Amplifier U9A is set between capacitor 25 and capacitor 27; Amplifier U9B and amplifier U8A are set between capacitor 25 and resistor 36.

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