Intelligent air volume actuator

Abstract

The utility model relates to an intelligent air volume actuator which is composed of a fixed shell, a brushless motor, an output shaft, a control circuit board, an output shaft gear and the like. Wherein a socket is arranged outside the upper shell and used for installing the detachable expansion control module, the lower shell is designed in a stepped mode, and the output shaft extends out of the output shaft notch. In addition, the clamping chuck, the automatic zero calibration module and the detachable expansion control module are also arranged outside the fixed shell. A brushless motor, an output shaft, a control circuit board and a fixing plate are arranged in the air volume adjusting device, an output shaft gear is arranged on the output shaft, the brushless motor drives the output shaft gear through a gear shaft and a metal gear on the brushless motor, and therefore the air volume is adjusted. Meanwhile, the limiting block is arranged on the output shaft gear, and a screw can be installed to control the opening degree of the output shaft gear. In addition, a positioning supporting pipe is further arranged on the fixing plate, the fixing plate can be divided into an up-down multi-layer structure, and the internal space layout is further optimized. And the limiting block and the limiting groove are mounted in a matched manner, so that more accurate air volume control is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of automation, in particular to an intelligent air volume actuator. Background Art

[0002] In a fully air system, due to the influence of building conditions, the resistance between each branch pipe is definitely unbalanced. Generally, a three-way regulating valve or a multi-leaf opposed regulating valve is used to complete the air volume distribution. To ensure that the air volume in important rooms or main branch pipes is not too large or too small and reduce the blindness of commissioning, an air volume actuator is designed to replace the three-way regulating valve or the multi-leaf opposed regulating valve.

[0003] The intelligent air volume actuator can directly receive the air volume signal from the upper control system or the intelligent management system and control the corresponding air volume. Content of the Utility Model

[0004] To achieve the above object, the technical solution of the utility model is as follows.

[0005] The intelligent air volume actuator includes a fixed housing, which includes an upper housing and a lower housing. An insertion socket is provided outside the upper housing for installing a detachable expansion control module. The lower housing is designed in a stepped manner, and an output shaft groove is provided on the lower housing, and the output shaft extends out from the output shaft groove opening. A clamping chuck, an automatic zero calibration module, and a detachable expansion control module are provided outside the fixed housing; a brushless motor, an output shaft, several control circuit boards, and a fixing plate are provided inside the fixed housing; an output shaft gear is provided on the output shaft, the clamping chuck is sleeved on the output shaft gear, several gear shafts are provided on the brushless motor, metal gears are provided on the gear shafts, and the brushless motor drives the output shaft gear through the several gear shafts and metal gears thereon, thereby adjusting the air volume. A limit block is provided on the output shaft gear, a limiter is provided on the limit block, and a screw can be installed on the limiter to control the opening limit of the output shaft gear. A positioning support tube is provided on the fixing plate, and the fixing plate is separated into an upper and lower multi-layer structure by the positioning support tube to optimize the internal space layout. A limit groove is also provided on the fixing plate, and there is an opening degree mark on the edge of the limit groove. The limit block is installed corresponding to the limit groove.

[0006] Further, the clamping chuck is provided with a V-shaped bolt and a chuck fitting. The chuck fitting is designed in a pocket style, and the V-shaped bolt is inserted into the chuck fitting.

[0007] Further, a manual clutch button is provided on the fixing plate, and the manual clutch button is connected to the metal gear and can be adjusted manually.

[0008] Further, a terminal board and a rotation function adjustment switch are provided on the control circuit board. The terminal board is connected to the automatic zero calibration module, and a sensor is provided on the automatic zero calibration module. The automatic calibration function is realized through the sensor of the automatic zero calibration module.

[0009] Furthermore, the detachable expansion control module is provided with sensors, a circuit board, and expansion terminals. The detachable expansion control module provides more control and expansion options, and realizes the expansion function through the sensors and the circuit board.

[0010] Furthermore, the intelligent air volume actuator can control the air volume in several ways such as communication with the host computer, DC0-10V voltage signal, digital input signal, etc.

[0011] This intelligent air volume actuator of the present utility model can be flexibly installed on various air valve devices, occupying extremely small installation space. By adopting methods such as positioning support pipes and limit blocks, the internal structural design of the device is further optimized, enabling it to better meet the needs of users. Through multiple control methods, using a network communication interface, data exchange and communication are carried out with the upper control system or the intelligent management system, meeting the air volume adjustment requirements in different scenarios, and having functions of automatic zero calibration and expansion, with strong adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a schematic diagram of the external structure of the present utility model;

[0013] Figure 2 is a schematic diagram of the internal structure of the present utility model;

[0014] Figure 3 is a schematic diagram of the module structure decomposition of the present utility model.

[0015] Figure 4 is a schematic diagram of the output shaft and the gripper structure of the present utility model.

[0016] Figure 5 is a schematic diagram of the brushless motor and the metal gear structure of the present utility model.

[0017] Figure 6 is a schematic diagram of the inside of the detachable expansion control module of the present utility model.

[0018] Figure 7 is a schematic diagram of the principle of adjusting the air volume of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The present utility model will be described in detail below with reference to the accompanying drawings.

[0020] As Figures 1-6As shown, the intelligent air volume actuator includes a fixed housing, which consists of an upper housing 1 and a lower housing 2. An insertion socket 11 is provided outside the upper housing 1 for installing a detachable expansion control module 3. The lower housing 2 is designed in a stepped manner, with a shaft outlet groove provided on it, and the output shaft 22 extends out from the shaft outlet groove. Outside the fixed housing, there are a clamping chuck 5, an automatic zero calibration module 4, and a detachable expansion control module 3; inside the fixed housing, there are a brushless motor 21, an output shaft 22, several control circuit boards 23, and a fixing plate 24; an output shaft gear 22-1 is provided on the output shaft 22, the clamping chuck 5 is sleeved on the output shaft gear 22-1, several gear shafts 21-1 are provided on the brushless motor 21, and metal gears 21-2 are provided on the gear shafts 21-1, as Figure 7 shown, the brushless motor 21 drives the output shaft gear 22-1 through several gear shafts 21-1 and metal gears 21-2 thereon, thereby adjusting the air volume.

[0021] Furthermore, a positioning support tube 24-1 is provided on the fixing plate 24, and the positioning support tube 24-1 divides the fixing plate 24 into an upper and lower multi-layer structure, optimizing the internal space layout.

[0022] Furthermore, the clamping chuck 5 is provided with a V-shaped bolt 51 and a chuck fitting 52. The chuck fitting 52 is designed in a pocket style, and the V-shaped bolt 51 is inserted through the chuck fitting 53.

[0023] Furthermore, a limit block 22-2 is provided on the output shaft gear 22-1, a limiter 22-3 is provided on the limit block 22-2, and screws can be installed on the limiter 22-3 to control the opening limit of the output shaft gear 22-1.

[0024] Furthermore, a manual clutch button 24-2 is provided on the fixing plate 24. The manual clutch button 24-2 is connected to the metal gear 21-2 and can be adjusted manually. A limit groove 24-3 is also provided on the fixing plate 24, and there are opening degree markings on the edge of the limit groove 24-3. The limit block 22-2 is installed corresponding to the limit groove 24-3.

[0025] Furthermore, a terminal board 23-1 and a rotary function adjustment switch 23-2 are provided on the control circuit board 23. The terminal board 23-1 is connected to the automatic zero calibration module 4, and a sensor is provided inside the automatic zero calibration module 4. Through the sensor of the automatic zero calibration module 4, the automatic calibration function is realized.

[0026] Furthermore, a sensor 31, a circuit board 32, expansion terminals 33, and a hook 34 are provided on the detachable expansion control module 3. The detachable expansion control module 3 provides more control and expansion options, and realizes the expansion function through the sensor and the circuit board. The hook 34 can be directly inserted into the insertion socket 11 provided outside the upper housing.

[0027] Furthermore, the intelligent air volume actuator can control the air volume in several ways, such as communication with the host computer, DC0-10V voltage signal, digital input signal, etc.

[0028] For those of ordinary skill in the art to which the present utility model pertains, without departing from the concept of the present utility model, making several equivalent substitutions or obvious modifications, and having the same performance or use, all should be regarded as falling within the scope of patent protection determined by the claims submitted for the present utility model.

Claims

1. An intelligent air volume actuator comprises a fixed shell, the exterior of which is provided with a clamping chuck, an automatic zeroing module, and a detachable expansion control module; the interior of the fixed shell is provided with a brushless motor, an output shaft, a plurality of control circuit boards, and a fixed plate; the output shaft is provided with an output shaft gear, the output shaft gear is provided with a limit block, and the limit block is provided with a limiter; the clamping chuck is sleeved on the output shaft gear, the brushless motor is provided with a plurality of gear shafts, the gear shafts are provided with metal gears, a positioning support tube is provided on the fixed plate, the positioning support tube separates the fixed plate into an upper and lower multi-layer structure, a limit groove is also provided on the fixed plate, the edge of the limit groove has an opening mark, and the limit block is installed to match the limit groove.

2. The intelligent air volume actuator according to claim 1 is characterized in that The fixed shell includes an upper shell and a lower shell. The upper shell is provided with a socket on the outside, and the socket is used to install a detachable expansion control module. The lower shell is a stepped design, and a shaft outlet groove is provided on the lower shell. The shaft outlet extends from the shaft outlet groove.

3. The intelligent air volume actuator according to claim 1 is characterized in that The clamping chuck is provided with a V-bolt and a chuck accessory. The chuck accessory is a pocket-type design, and the V-bolt is inserted into the chuck accessory.

4. The intelligent air volume actuator according to claim 1 is characterized in that : A manual clutch button is provided on the fixed plate, and the manual clutch button is connected to the metal gear.

5. The intelligent air volume actuator according to claim 1 is characterized in that : The control circuit board is provided with a terminal board and a rotary function adjustment switch, the terminal board is connected to an automatic zero calibration module, and the automatic zero calibration module is provided with a sensor.

6. The intelligent air volume actuator according to claim 1, characterized in that The detachable expansion control module is provided with a sensor, a circuit board and an expansion terminal.

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