Non-woven filter material air permeability detection device

Abstract

The utility model relates to the technical field of non-woven filter material detection, and discloses a non-woven filter material air permeability detection device which comprises a main body mechanism, a connecting mechanism and an auxiliary mechanism, the main body mechanism comprises a protective shell, a clamping assembly, a communicating pipe and an air outlet pipe, and the clamping assembly is movably installed at the inner end of the protective shell; the communicating pipe is fixedly installed in the protective shell and connected with the clamping assembly. And the air outlet pipe is fixedly mounted at the left end of the communicating pipe. According to the air permeability detection device for the non-woven filter material, the clamping assembly is fixedly connected with the non-woven filter material, the clamping assembly is clamped into the communicating pipe, air enters from the dustproof window through the air compressor and enters the communicating pipe through the air outlet pipe, air permeability simulation is conducted on the non-woven filter material, and then air permeability data of the non-woven filter material is collected through the speed sensor; and the non-woven filter material can be blown for a long time according to the set wind speed, so that the service life of the non-woven filter material is measured, and whether defective products exist or not is judged.

Description

Technical Field

[0001] The utility model relates to the technical field of non-woven filter material detection, in particular to a non-woven filter material air permeability detection device. Background Art

[0002] The scientific name of non-woven filter cotton is polyester fiber, commonly known as non-woven fabric. Non-woven fabric has technical characteristics such as wide use, technical maturity and good stability. It is a typical filter material for primary and medium-efficiency plate and bag filters in my country.

[0003] The non-woven filter cotton is made of 100% pure fiber by needle-punching to form a highly fluffy filter layer with three-dimensional depth. It is characterized by loose fiber structure and high porosity to increase the impurity holding capacity. It belongs to the compound interception mode and can effectively remove solid and soft particles. Larger particle impurities are retained on the fiber surface, while fine particles are captured in the deep layer of the filter material, so it has a higher filtration efficiency.

[0004] Currently on the market, the quality of non-woven filter materials is mainly judged by the filtration time and service life of the filtrate. For this reason, we can convert it into the air permeability of the non-woven filter material for a quick test. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The purpose of the utility model is to provide a non-woven filter material air permeability detection device to solve the problem raised in the above background technology that the quality of the non-woven filter material is mainly judged by the filtration time and service life of the filtrate by the non-woven filter material, and for this purpose we can convert it into the air permeability of the non-woven filter material for rapid inspection.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a non-woven filter material air permeability detection device, comprising a main body mechanism, a connecting mechanism and an auxiliary mechanism, wherein the connecting mechanism is located at the inner end of the main body mechanism, and the auxiliary mechanism is located at the outer end of the main body mechanism, and the main body mechanism comprises a protective shell, a clamping assembly, a connecting pipe and an air outlet pipe, wherein the clamping assembly is movably mounted at the inner end of the protective shell; the connecting pipe is fixedly mounted inside the protective shell and connected to the clamping assembly; the air outlet pipe is fixedly mounted at the left end of the connecting pipe;

[0009] The main body structure also includes an air compressor, a speed sensor and a dustproof window. The air compressor is fixedly installed at the inner end of the air outlet pipe; the speed sensor is fixedly installed at the end of the connecting pipe away from the air outlet pipe; and the dustproof window is fixedly installed at the outer end of the protective shell.

[0010] Preferably, the connecting mechanism includes a power distribution cabinet, a transformer, a filter, a servo motor, a transmission shaft, a control circuit board and an embedded processor, and the power distribution cabinet is fixedly installed on the outside of the dustproof window.

[0011] Preferably, the transformer is fixedly mounted on the inner end of the power distribution cabinet, the filter is fixedly mounted on the upper end of the transformer, and the servo motor is fixedly mounted on the inner end of the protective housing.

[0012] Preferably, the transmission shaft is fixedly mounted on the transmission end of the servo motor, the control circuit board is fixedly mounted on the left side of the transformer, and the embedded processor is fixedly mounted on the outer end of the control circuit board.

[0013] Preferably, the auxiliary mechanism includes a controller, a built-in speaker, an indicator light and a solenoid valve, the controller is fixedly mounted on the front end of the protective shell; the built-in speaker is fixedly mounted on the upper end of the protective shell and is electrically connected to the controller.

[0014] Preferably, the indicator light is fixedly mounted on the upper end of the built-in speaker, and the solenoid valve is fixedly mounted on one end of the connecting pipe close to the air outlet pipe.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The non-woven filter material air permeability detection device is fixedly installed through the main body mechanism, and the clamping assembly is fixedly connected to the non-woven filter material. The clamping assembly is clamped into the connecting pipe, and the air compressor takes in air from the dustproof window and enters the connecting pipe through the air outlet pipe to simulate the air permeability of the non-woven filter material. The speed sensor then collects the air permeability data of the non-woven filter material, and the non-woven filter material can be blown for a long time according to the set wind speed, so as to measure the service life of the non-woven filter material and judge whether there is a defective product;

[0017] 2. The non-woven filter material air permeability detection device is fixedly installed through the connection mechanism. The filter stabilizes and filters the current converted by the transformer, then starts the servo motor, and controls the start and stop and speed of the transmission shaft through the control circuit board, so as to adapt to the air permeability experiments of different non-woven filter materials, effectively improving the practicality of the device;

[0018] 3. The non-woven filter material air permeability detection device is fixedly installed through auxiliary mechanisms. During maintenance, the user uses the controller to control the opening and closing of the solenoid valve through the embedded processor, thereby simulating the force model of the non-woven filter material and calculating whether there are any problems with the device. When the data is abnormal, the built-in speaker and indicator light will provide optical and acoustic warnings to the surrounding staff, effectively improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the partial structure of the cross-section of the connection mechanism of the utility model;

[0021] Figure 3 It is a schematic diagram of a partial enlarged cross-section of the main mechanism of the utility model;

[0022] Figure 4 It is a partial enlarged structural schematic diagram of the auxiliary mechanism of the utility model.

[0023] In the figure: 1. Main body; 101. Protective shell; 102. Clamping assembly; 103. Connecting pipe; 104. Air outlet pipe; 105. Air compressor; 106. Speed ​​sensor; 107. Dustproof window; 2. Connecting mechanism; 201. Power distribution cabinet; 202. Transformer; 203. Filter; 204. Servo motor; 205. Drive shaft; 206. Control circuit board; 207. Embedded processor; 3. Auxiliary mechanism; 301. Controller; 302. Built-in speaker; 303. Indicator light; 304. Solenoid valve. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4The utility model provides a technical solution: a non-woven filter material air permeability detection device, including a main body mechanism 1, a connecting mechanism 2 and an auxiliary mechanism 3, the connecting mechanism 2 is located at the inner end of the main body mechanism 1, the auxiliary mechanism 3 is located at the outer end of the main body mechanism 1, the main body mechanism 1 includes a protective shell 101, a clamping assembly 102, a connecting pipe 103 and an air outlet pipe 104, the clamping assembly 102 is movably installed at the inner end of the protective shell 101; the connecting pipe 103 is fixedly installed inside the protective shell 101 and connected to the clamping assembly 102; the air outlet pipe 104 is fixedly installed at the left end of the connecting pipe 103; the main body mechanism 1 also includes an air compressor 105, a speed sensor 106 and a dustproof window 107, The air compressor 105 is fixedly installed at the inner end of the air outlet pipe 104; the speed sensor 106 is fixedly installed at one end of the connecting pipe 103 away from the air outlet pipe 104; the dustproof window 107 is fixedly installed at the outer end of the protective shell 101, and the clamping component 102 is fixedly connected to the non-woven filter material, and the clamping component 102 is snapped into the connecting pipe 103. The air compressor 105 takes in air from the dustproof window 107 and enters the connecting pipe 103 through the air outlet pipe 104, and the air permeability of the non-woven filter material is simulated. The speed sensor 106 then collects the air permeability data of the non-woven filter material, and can blow the non-woven filter material for a long time according to the set wind speed, so as to measure the service life of the non-woven filter material and judge whether there are defective products.

[0026] The connecting mechanism 2 includes a distribution cabinet 201, a transformer 202, a filter 203, a servo motor 204, a transmission shaft 205, a control circuit board 206 and an embedded processor 207. The distribution cabinet 201 is fixedly installed on the outside of the dustproof window 107, the transformer 202 is fixedly installed on the inner end of the distribution cabinet 201, the filter 203 is fixedly installed on the upper end of the transformer 202, the servo motor 204 is fixedly installed on the inner end of the protective shell 101, the transmission shaft 205 is fixedly installed on the transmission end of the servo motor 204, the control circuit board 206 is fixedly installed on the left side of the transformer 202, and the embedded processor 207 is fixedly installed on the outer end of the control circuit board 206. The filter 203 stabilizes and filters the current converted by the transformer 202, and then starts the servo motor 204. The start and stop and speed of the transmission shaft 205 are controlled by the control circuit board 206, so as to adapt to the air permeability experiment of different non-woven filter materials.

[0027] The auxiliary mechanism 3 includes a controller 301, a built-in speaker 302, an indicator light 303 and a solenoid valve 304. The controller 301 is fixedly mounted on the front end of the protective shell 101; the built-in speaker 302 is fixedly mounted on the upper end of the protective shell 101 and is electrically connected to the controller 301, the indicator light 303 is fixedly mounted on the upper end of the built-in speaker 302, and the solenoid valve 304 is fixedly mounted on one end of the connecting pipe 103 close to the air outlet pipe 104. During maintenance, the user uses the controller 301 and the embedded processor 207 to control the opening and closing of the solenoid valve 304, thereby simulating the force model of the non-woven filter material and calculating whether there is any problem with the device. When the data is abnormal, the built-in speaker 302 and the indicator light 303 are used to give a photoacoustic warning to the surrounding staff.

[0028] Working principle: Through the fixed connection between the clamping component 102 and the non-woven filter material, the clamping component 102 is clamped into the connecting pipe 103, and the air is taken in from the dustproof window 107 by the air compressor 105, and enters the connecting pipe 103 through the air outlet pipe 104, and the air permeability of the non-woven filter material is simulated. Then, the speed sensor 106 collects the air permeability data of the non-woven filter material, and the non-woven filter material can be blown for a long time according to the set wind speed, so as to measure the service life of the non-woven filter material and judge whether there is defective. The filter 203 will filter the transformer 2 02 converts the current, performs voltage stabilization and filtering, and then starts the servo motor 204. The start and stop and speed of the transmission shaft 205 are controlled by the control circuit board 206 to adapt to the air permeability experiments of different non-woven filter materials. During maintenance, the user controls the opening and closing of the solenoid valve 304 through the controller 301 and the embedded processor 207 to simulate the force model of the non-woven filter material and calculate whether there is any problem with the device. When the data is abnormal, the built-in speaker 302 and the indicator light 303 will give a light and sound warning to the surrounding staff.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A nonwoven filter material air permeability detection device, comprising a main mechanism (1), a connecting mechanism (2) and an auxiliary mechanism (3), characterized in that: The connecting mechanism (2) is located at the inner end of the main mechanism (1), and the auxiliary mechanism (3) is located at the outer end of the main mechanism (1). The main mechanism (1) comprises a protective shell (101), a clamping assembly (102), a connecting pipe (103) and an air outlet pipe (104). The clamping assembly (102) is movably mounted at the inner end of the protective shell (101); the connecting pipe (103) is fixedly mounted inside the protective shell (101) and connected to the clamping assembly (102); and the air outlet pipe (104) is fixedly mounted at the left end of the connecting pipe (103); The main body (1) further comprises an air compressor (105), a speed sensor (106) and a dustproof window (107); the air compressor (105) is fixedly mounted on the inner end of the air outlet pipe (104); the speed sensor (106) is fixedly mounted on an end of the connecting pipe (103) away from the air outlet pipe (104); and the dustproof window (107) is fixedly mounted on the outer end of the protective shell (101).

2. A nonwoven filter material air permeability detection device according to claim 1, characterized in that: The connection mechanism (2) comprises a power distribution cabinet (201), a transformer (202), a filter (203), a servo motor (204), a transmission shaft (205), a control circuit board (206) and an embedded processor (207); the power distribution cabinet (201) is fixedly mounted on the outside of the dustproof window (107).

3. A nonwoven filter material air permeability detection device according to claim 2, characterized in that: The transformer (202) is fixedly mounted on the inner end of the power distribution cabinet (201), the filter (203) is fixedly mounted on the upper end of the transformer (202), and the servo motor (204) is fixedly mounted on the inner end of the protective housing (101).

4. A nonwoven filter material air permeability detection device according to claim 3, characterized in that: The transmission shaft (205) is fixedly mounted on the transmission end of the servo motor (204), the control circuit board (206) is fixedly mounted on the left side of the transformer (202), and the embedded processor (207) is fixedly mounted on the outer end of the control circuit board (206).

5. A nonwoven filter material air permeability detection device according to claim 4, characterized in that: The auxiliary mechanism (3) comprises a controller (301), a built-in speaker (302), an indicator light (303) and a solenoid valve (304); the controller (301) is fixedly mounted on the front end of the protective shell (101); the built-in speaker (302) is fixedly mounted on the upper end of the protective shell (101) and is electrically connected to the controller (301).

6. A nonwoven filter material air permeability detection device according to claim 5, characterized in that: The indicator light (303) is fixedly mounted on the upper end of the built-in speaker (302), and the solenoid valve (304) is fixedly mounted on an end of the connecting pipe (103) close to the air outlet pipe (104).

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