Air volume controller with high safety performance

Abstract

The utility model discloses an air volume controller with high safety performance, which comprises a controller module, an adjusting knob is rotatably mounted on the outer wall of the controller module, and a plurality of data scale marks are arranged on the outer side of the adjusting knob and mounted on the outer wall of the controller module. An interactive display screen is arranged at the position, below the data scale lines, of the outer wall of the controller module, a plurality of control buttons are arranged below the interactive display screen, a current module is fixedly arranged on one side of the outer wall of the controller module, a fuse is fixedly arranged in the current module, and a disassembly and assembly assembly is arranged on the rear side of the controller module. The dismounting and mounting assembly comprises two positioning frames, a pull rod and a guide rod, the two positioning frames are symmetrically fixed to the rear side of the controller module, and two mounting convex blocks are fixedly arranged on the outer walls of the two positioning frames; the air volume controller can be rapidly disassembled and conveniently maintained, the safety coefficient of the air volume controller is improved when the air volume controller is used, and practicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of air volume controller, especially to an air volume controller with high safety performance. BACKGROUND

[0002] The air volume controller is a device for controlling the air flow in the ventilation system, which mainly controls the air volume by adjusting the speed of the fan in the ventilation system or adjusting the opening of the air valve. For example, in the air conditioning ventilation system of a large shopping mall, the air volume controller can adjust the speed of the fan in real time according to the factors such as the passenger flow and temperature in different areas of the shopping mall, so as to accurately control the amount of fresh air delivered to each area and keep the indoor environment comfortable.

[0003] The existing air volume controller has some disadvantages in use. The air volume controller is relatively small in size, and dust and loose lines may accumulate inside the controller over a long period of time, which requires regular maintenance. During installation, the controller is usually installed in the fan by bolts, which is relatively cumbersome to disassemble and operate. It is not convenient to quickly disassemble and maintain the controller, which reduces the service life of the air volume controller. To solve the above problems, an air volume controller with high safety performance is proposed for improvement and upgrading. SUMMARY

[0004] The utility model aims at providing an air volume controller with high safety performance to solve the problems in the background technology.

[0005] To solve the above problems, the following technical solutions are provided:

[0006] An air volume controller with high safety performance is designed, which includes a controller module. An adjustment knob is rotatably installed on the outer wall of the controller module, and a plurality of data scale lines are installed on the outer wall of the controller module outside the adjustment knob. An interactive display screen is arranged below the data scale lines on the outer wall of the controller module, and a plurality of control buttons are arranged below the interactive display screen. A current module is fixedly arranged on one side of the outer wall of the controller module, and a fuse is fixedly arranged inside the current module. A disassembly and assembly assembly is arranged at the rear side of the controller module, which includes a positioning frame, a pull rod and a guide rod. Two positioning frames are symmetrically fixed at the rear side of the controller module.

[0007] Further, two mounting lugs are fixedly arranged on the outer wall of each positioning frame, and an installation slot is formed in each mounting lug. A pull rod is arranged on one side of each positioning frame.

[0008] Further, two mounting lugs are fixedly arranged on the outer wall of each positioning frame, and an installation slot is formed in each mounting lug. A pull rod is arranged on one side of each positioning frame.

[0009] Further, the outer wall of the two groups of guide rods is fixedly provided with a limiting ring, and a reset spring is arranged outside the limiting ring, the reset spring is sleeved on the outer wall of the guide rod and located on one side of the positioning frame.

[0010] Further, one end of the reset spring is connected to the limiting seat, and the limiting seat is provided in two groups and fixedly installed on the rear side of the controller module.

[0011] Further, a pressure sensor is arranged above the current module on the outer wall of the controller module, and a pressure-sensitive resistor element is arranged in the pressure sensor, and a power connection terminal is arranged on the bottom of the controller module.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The utility model discloses a positioning frame, a pull rod, a mounting protrusion, a reset spring, a guide rod and a limiting seat are arranged in the device, the pull rod on the two positioning frames is pulled manually to drive the two groups of guide rods to move, then the limiting ring on the guide rod is used to extrude the reset spring on the limiting seat to buffer, the plug-in connector on the guide rod is dislocated from the fan, then the positioning rod on the four mounting protrusions is pulled out, which is convenient for the quick disassembly and assembly of the air volume controller and maintenance, avoids the problems of difficult disassembly of the staff caused by bolt fixation, saves time and effort and prolongs the service life of the air volume controller.

[0014] 2. The utility model discloses a pressure sensor and a current module arranged in the device, the pressure sensor and the current module are used to monitor the pressure and current data in the ventilation pipe in the fan, when the pressure sensor detects abnormal pipeline pressure or irregular rise and fall, the internal pressure-sensitive resistor element is used to discharge the voltage, so that other elements in the circuit are not damaged due to overvoltage, the internal fuse in the current module is used to cut off the current protection, when the current in the circuit exceeds the preset safety value, the overcurrent protection device will quickly cut off the circuit, prevents the circuit elements from being damaged due to overcurrent, avoids possible fire accidents and other safety accidents, and makes the air volume controller relatively safe when used.

[0015] The specific embodiments of the utility model are disclosed in detail with reference to the following description and drawings, and the principle of the utility model can be adopted. It should be understood that the embodiments of the utility model are not limited in scope. The embodiments of the utility model include many changes, modifications and equivalents within the scope of the appended claims and clauses. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application. In the drawings:

[0017] Figure 1 It is a whole structure schematic view of the air volume controller with high safety performance of the present application;

[0018] Figure 2 It is a rear side structure schematic view of the air volume controller with high safety performance of the present application;

[0019] Figure 3 It is Figure 1 It is a partial split structure schematic view;

[0020] Figure 4 It is Figure 2 It is a partial split structure schematic view.

[0021] In the drawings: 1, controller module; 2, interactive display screen; 3, control button; 4, power connection end; 5, pressure sensor; 6, current module; 7, fuse; 8, adjusting knob; 81, data scale line; 9, disassembly and assembly component; 91, positioning frame; 92, mounting protrusion; 93, pull rod; 94, guide rod; 95, limiting ring; 96, reset spring; 97, limiting seat; 98, plug connector. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, purposes and effects achieved by the present application easy to understand, the present application will be further described below in combination with specific embodiments.

[0023] As Figure 1 - Figure 4 The present application provides a kind of air volume controller with high safety performance, including controller module 1, adjusting knob 8 is rotatably installed on the outer wall of controller module 1, and multiple data scale lines 81 are arranged on the outer side of adjusting knob 8 and installed on the outer wall of controller module 1, interactive display screen 2 is arranged on the outer wall of controller module 1 below data scale line 81, and multiple control buttons 3 are arranged below interactive display screen 2, current module 6 is fixedly arranged on the side of the outer wall of controller module 1, and fuse 7 is fixedly arranged in current module 6, disassembly and assembly component 9 is arranged on the rear side of controller module 1, and disassembly and assembly component 9 includes positioning frame 91, pull rod 93 and guide rod 94, two positioning frames 91 are arranged, and two positioning frames 91 are symmetrically fixed on the rear side of controller module 1.

[0024] Preferably, the outer wall of the two positioning frames 91 is fixedly provided with two mounting lugs 92, the mounting lugs 92 are internally provided with mounting grooves, one side of the two positioning frames 91 is provided with a pull rod 93, both ends of the two pull rods 93 are fixedly provided with guide rods 94, both groups of guide rods 94 are slidingly connected inside the two positioning frames 91 and the extension ends are fixedly connected with plug-in connectors 98, the outer wall of both groups of guide rods 94 is fixedly provided with a limiting ring 95, and the outer side of the limiting ring 95 is provided with a return spring 96, the return spring 96 is sleeved on the outer wall of the guide rod 94 and located on one side of the positioning frame 91, which facilitates quick disassembly and assembly of the controller, and facilitates operation with the return spring 96.

[0025] Preferably, one end of the return spring 96 is connected to the limiting seat 97, the limiting seat 97 is provided in two groups and is fixedly installed on the rear side of the controller module 1, the outer wall of the controller module 1 is provided with a pressure sensor 5 above the current module 6, and the pressure sensor 5 is internally provided with a pressure-sensitive resistor element, which facilitates monitoring of the internal voltage of the air volume controller and plays a protective safety role, the controller module 1 is provided with a power connection end 4 at the bottom, and the controller is provided with a temperature sensor at the upper end.

[0026] The use principle and use process of the utility model: when the air volume controller needs to be regularly disassembled and maintained for a long time, at this time the staff manually pulls the pull rod 93 on the two positioning frames 91 to drive the two groups of guide rods 94 to move, then the limiting ring 95 on the guide rod 94 is used to extrude the return spring 96 on the limiting seat 97 to buffer, so that the plug-in connector 98 on the guide rod 94 is misaligned from the fan, then the four mounting lugs 92 are pulled out, the air volume controller can be quickly disassembled and assembled, maintenance is convenient, problems such as disassembly difficulty of the staff caused by bolt fixation are avoided, the air volume controller is connected with the power connection end 4 through a lead wire when in use, then observation is carried out by using the interactive display screen 2, the air volume controller monitors the temperature, pressure and current data of the ventilation pipe in the fan by using the upper temperature sensor, the outer pressure sensor 5 and the current module 6, transmits the monitored data to the control unit, when the pressure sensor 5 detects that the pipeline pressure is abnormal or irregularly rises and falls, the controller control button 3 is used to make adjustment measures, the internal pressure-sensitive resistor element is used to discharge the voltage, so as to ensure that other elements of the circuit will not be damaged due to overvoltage, the current module 6 uses the internal fuse 7 to cut off the protection of the current, when the current in the circuit exceeds the preset safety value, the overcurrent protection device will quickly cut off the circuit to prevent the circuit elements from being damaged due to overcurrent, avoid possible fire accidents and other safety accidents, and promote the relative safety of the air volume controller when in use.

[0027] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "set with", "connection" and the like, should do broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integral connection;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0028] In the description of the embodiment, the orientation or position relationship of the terms "upper", "lower", "right", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

Claims

1. A wind volume controller with high safety performance, characterized in that, Including controller module (1), the controller module (1) outer wall rotation is installed with adjusting knob (8), and adjusting knob (8) outside is provided with a plurality of data scale line (81) installation is located on the outer wall of controller module (1), the outer wall of controller module (1) is located below data scale line (81) is provided with interactive display screen (2) and is provided with a plurality of control buttons (3) below interactive display screen (2), the outer wall of controller module (1) one side is fixedly provided with current module (6), and the inside of current module (6) is fixedly provided with fuse (7), the rear side of controller module (1) is provided with dismounting assembly (9), the dismounting assembly (9) includes positioning frame (91), pull rod (93) and guide rod (94), the positioning frame (91) is provided with two and two positioning frames (91) are both fixedly arranged on the rear side of controller module (1).

2. The wind volume controller with high safety performance according to claim 1, characterized in that, The outer wall of two positioning frames (91) is fixedly provided with two mounting lugs (92), and the mounting lug (92) is internally provided with a mounting groove, and the pull rod (93) is arranged on one side of the two positioning frames (91).

3. The wind volume controller with high safety performance according to claim 2, characterized in that, Two ends of two pull rods (93) are fixedly provided with guide rods (94), and two groups of guide rods (94) are slidably connected in the two positioning frames (91) and the extension end is fixedly connected with the plug (98).

4. The wind volume controller with high safety performance according to claim 3, characterized in that, The outer wall of two groups of guide rods (94) is fixedly provided with a limiting ring (95), and the limiting ring (95) is provided with a reset spring (96) outside, the reset spring (96) is sleeved on the outer wall of guide rod (94) and is located on one side of positioning frame (91).

5. The wind volume controller with high safety performance according to claim 4, characterized in that, One end of the reset spring (96) is connected to the limiting seat (97), and the limiting seat (97) is provided with two groups and is fixedly installed on the rear side of the controller module (1).

6. The wind volume controller with high safety performance according to claim 1, characterized in that, The outer wall of the controller module (1) is provided with a pressure sensor (5) above the current module (6), and the pressure sensor (5) is provided with a pressure-sensitive resistor element inside, and the bottom of the controller module (1) is provided with a power supply wiring end (4).

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