Nitrogen making machine with noise reduction function

Abstract

The utility model discloses a nitrogen making machine with a noise reduction function, and belongs to the technical field of nitrogen making machines, the nitrogen making machine comprises a main body module and two noise reduction modules, the main body module comprises a noise reduction base plate, a nitrogen making machine main body is arranged at the top of the noise reduction base plate, the two noise reduction modules are arranged at the top of the noise reduction base plate, and the noise reduction modules are arranged at the top of the noise reduction base plate. The noise reduction module comprises a side face noise reduction assembly arranged at the top of the noise reduction base plate, an end face noise reduction assembly is arranged at one end of the noise reduction base plate, and the end face noise reduction assembly is connected with the side face noise reduction assembly. The end face noise reduction assembly is arranged, so that noise conducted to the two ends by the nitrogen making machine body can be reduced, the noise generated when the nitrogen making machine body works can be comprehensively reduced in cooperation with the noise reduction base plate, and practicability is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of nitrogen making machines, in particular to a nitrogen making machine with a noise reduction function. BACKGROUND

[0002] The nitrogen making machine is a device for separating oxygen and nitrogen in air by using a physical method, and is used for obtaining nitrogen gas. The nitrogen making machine uses imported carbon molecular sieve (CMS) as an adsorbent, adopts a pressure swing adsorption principle (PSA) to separate air at room temperature to obtain high-purity nitrogen gas. Two adsorption towers are usually used in parallel, and an imported PLC is used to control the imported pneumatic valve to automatically operate, so that pressurized adsorption and decompression regeneration are alternately performed, nitrogen and oxygen are separated, and high-purity nitrogen gas required is obtained.

[0003] According to the search, the Chinese patent with the publication number CN220736972U discloses a nitrogen making machine with a noise reduction function, which comprises a noise reduction unit and a nitrogen making unit. The upper end surface of the noise reduction unit is vertically provided with the nitrogen making unit. A plurality of groups of pipes can be poured into the grooves on the upper end surfaces of the series connection plates and the connecting plates from top to bottom. The two groups of grooves with the closest relative distance are connected by an external hose to increase the relative stability between the components, so that the device will not be damaged due to excessive bumping and vibration during the separation of oxygen, moisture and other impurities, the overall stability of the device in the working state is improved, and the noise generated by the mutual collision between the components is reduced.

[0004] According to the related technology in the above, the applicant believes that the noise reduction plate is arranged at the bottom of the nitrogen making cylinder, which can reduce the noise conducted downward by the nitrogen making cylinder, but it is difficult to reduce the noise conducted to the surrounding, and the practicability is not high. Therefore, we propose a nitrogen making machine with a noise reduction function. CONTENT OF THE INVENTION

[0005] In order to solve the above problems, the application provides a nitrogen making machine with a noise reduction function, which adopts the following technical scheme:

[0006] A nitrogen making machine with a noise reduction function comprises a main body module and two noise reduction modules. The main body module comprises a noise reduction base plate. A nitrogen making machine main body is arranged on the top of the noise reduction base plate. The two noise reduction modules are arranged on the top of the noise reduction base plate. The noise reduction module comprises a side noise reduction assembly arranged on the top of the noise reduction base plate. An end face noise reduction assembly is arranged at one end of the noise reduction base plate, and the end face noise reduction assembly is connected with the side noise reduction assembly.

[0007] By adopting the above technical scheme, the noise conducted to the surrounding and downward by the nitrogen making machine main body can be reduced, so that the noise generated by the nitrogen making machine main body during operation can be reduced to a large extent.

[0008] Further, the side noise reduction assembly comprises two rectangular bars fixedly connected to the top of the noise reduction base plate, the top of each of the two rectangular bars is provided with a convex slot, and the inside of each of the two convex slots is slidably connected with a convex bar, and the top of each of the two convex bars extends to the top of each of the two rectangular bars.

[0009] By adopting the above technical scheme, the convex bar can be slidably installed in the inside of the convex slot.

[0010] Further, the side noise reduction assembly further comprises two groups of fixing pins threadedly connected to the opposite sides of the two rectangular bars, and the two groups of fixing pins extend into the inside of the two convex bars.

[0011] By adopting the above technical scheme, the convex bar can be fixed.

[0012] Further, the side noise reduction assembly further comprises two mounting pieces fixedly connected to the top of each of the two convex bars, the top of each of the two mounting pieces is provided with a first noise reduction sponge plate and a first honeycomb plate, and the first noise reduction sponge plate and the first honeycomb plate are connected.

[0013] By adopting the above technical scheme, the noise conducted to the two sides of the nitrogen making machine body can be reduced.

[0014] Further, the side noise reduction assembly further comprises two first connecting blocks fixedly connected between one of the first noise reduction sponge plates and one of the first honeycomb plates, and one side of one of the first connecting blocks is fixedly connected with two hollow blocks.

[0015] By adopting the above technical scheme, the hollow block can be conveniently installed.

[0016] Further, the end face noise reduction assembly comprises two limiting pins movably inserted into the inside of each of the two hollow blocks, the end portions of the two limiting pins are fixedly connected with a second connecting block, one side of the second connecting block is provided with a second noise reduction sponge plate and a second honeycomb plate, and the second noise reduction sponge plate and the second honeycomb plate are connected.

[0017] By adopting the above technical scheme, the noise conducted to the two ends of the nitrogen making machine body can be reduced.

[0018] Further, the end face noise reduction assembly further comprises a third connecting block fixedly connected between the end portions of the second noise reduction sponge plate and the second honeycomb plate, one side of the third connecting block is fixedly connected with a sleeve ring, one side of the other first connecting block is fixedly connected with a clamping block, and the sleeve ring movably sleeves the outside of the clamping block.

[0019] By adopting the above technical scheme, the third connecting block can be connected with the other first connecting block, so that the stability of the second noise reduction sponge plate and the second honeycomb plate can be maintained.

[0020] Further, the main body module further comprises three sliding wheels arranged at the bottom of the noise reduction base plate.

[0021] By adopting the above technical scheme, the nitrogen making machine can be moved.

[0022] To sum up, the present application has the following beneficial technical effects:

[0023] (1) By arranging the side noise reduction assembly, the noise conducted to both sides of the nitrogen making machine body can be reduced, and the end noise reduction assembly can be conveniently installed. By arranging the end noise reduction assembly, the noise conducted to both ends of the nitrogen making machine body can be reduced, so that the noise generated during the operation of the nitrogen making machine body can be comprehensively reduced by the noise reduction base plate, and the practicability is improved.

[0024] (2) By arranging the fixing pin, the convex strip can be fixed. By arranging the first noise reduction sponge plate and the first honeycomb plate, the noise conducted to both sides of the nitrogen making machine body can be reduced. By arranging the first connecting block, the hollow block can be conveniently installed.

[0025] (3) By arranging the limiting pin and the hollow block, the second connecting block can be conveniently driven to rotate, so that the second noise reduction sponge plate and the second honeycomb plate can be driven to rotate. By arranging the second noise reduction sponge plate and the second honeycomb plate, the noise conducted to both ends of the nitrogen making machine body can be reduced. By arranging the sleeve ring and the clamping block, the third connecting block can be connected with the other first connecting block, so that the stability of the second noise reduction sponge plate and the second honeycomb plate can be maintained. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a schematic diagram of the overall structure of the present application;

[0027] Figure 2 is a schematic diagram of the overall structure of the present application;

[0028] Figure 3 is a schematic diagram of the overall structure of the present application;

[0029] Figure 4 is a schematic diagram of the overall structure of the present application.

[0030] Explanation of reference numerals in the drawings:

[0031] 100, main body module; 110, noise reduction base plate; 120, nitrogen making machine body; 130, sliding wheel;

[0032] 200, noise reduction module; 210, side noise reduction assembly; 211, rectangular strip; 212, convex groove; 213, convex strip; 214, fixing pin; 215, mounting piece; 216, first noise reduction sponge plate; 217, first honeycomb plate; 218, first connecting block; 219, hollow block; 220, end noise reduction assembly; 221, limiting bolt; 222, second connecting block; 223, second noise reduction sponge plate; 224, second honeycomb plate; 225, third connecting block; 226, sleeve ring; 227, clamping block. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments of the present application, and all other embodiments obtained by a person of ordinary skill in the art without creative work based on the embodiments in the present application shall fall within the protection scope of the present application.

[0034] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" 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 a limitation on the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0035] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can be internal communication of two elements. For a person of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0036] The following will be described in detail with reference to the accompanying drawings Figures 1-4 The present application will be further described in detail.

[0037] Please refer to Figures 1-4The utility model provides a nitrogen making machine with noise reduction function, including main body module 100 and two noise reduction modules 200, main body module 100 includes noise reduction base plate 110, and the top of noise reduction base plate 110 is provided with nitrogen making machine main body 120, two noise reduction modules 200 are all set up at the top of noise reduction base plate 110, and noise reduction module 200 includes the side noise reduction subassembly 210 of setting at the top of noise reduction base plate 110, and one end of noise reduction base plate 110 is provided with end face noise reduction subassembly 220, and end face noise reduction subassembly 220 is connected with side noise reduction subassembly 210.

[0038] Through the setting of side noise reduction subassembly 210, the noise conducted to both sides of nitrogen making machine main body 120 can be reduced, and the installation of end face noise reduction subassembly 220 is facilitated, and through the setting of end face noise reduction subassembly 220, the noise conducted to both ends of nitrogen making machine main body 120 can be reduced, so that the noise generated during the operation of nitrogen making machine main body 120 can be comprehensively reduced in cooperation with noise reduction base plate 110, and the practicability is improved.

[0039] Side noise reduction subassembly 210 includes two rectangular bars 211 fixedly connected at the top of noise reduction base plate 110, the top of two rectangular bars 211 is provided with a convex groove 212, the inside of two convex grooves 212 is slidably connected with a convex bar 213, and the top of two convex bars 213 extends to the top of two rectangular bars 211 respectively, side noise reduction subassembly 210 further includes two groups of fixed pins 214 threadedly connected at the opposite sides of two rectangular bars 211 respectively, and two groups of fixed pins 214 extend to the inside of two convex bars 213 respectively, side noise reduction subassembly 210 further includes two mounting pieces 215 fixedly connected at the top of two convex bars 213 respectively, the top of two mounting pieces 215 is provided with a first noise reduction sponge plate 216 and a first honeycomb plate 217, and the first noise reduction sponge plate 216 and the first honeycomb plate 217 are connected, side noise reduction subassembly 210 further includes a first connecting block 218 fixedly connected between one end of one of the first noise reduction sponge plate 216 and one of the first honeycomb plate 217 respectively, and one side of one of the first connecting block 218 is fixedly connected with two hollow blocks 219.

[0040] By slidingly installing the convex bar 213 to the inside of the convex groove 212, and then threadedly connecting the fixed pin 214 to the inside of the rectangular bar 211 and extending to the inside of the convex bar 213, the convex bar 213 can be fixed, so that the installation and fixation of the first noise reduction sponge plate 216 and the first honeycomb plate 217 can be realized.

[0041] The end face noise reduction assembly 220 comprises two limiting pins 221 movably inserted into the interiors of the two hollow blocks 219, the second connecting block 222 is fixedly connected between the end portions of the two limiting pins 221, the second noise reduction sponge plate 223 and the second honeycomb plate 224 are arranged on one side of the second connecting block 222 and are connected with each other, the end face noise reduction assembly 220 further comprises the third connecting block 225 fixedly connected between the end portions of the second noise reduction sponge plate 223 and the second honeycomb plate 224, and the sleeve ring 226 is fixedly connected to one side of the third connecting block 225, and the other first connecting block 218 is fixedly connected with the clamping block 227, the sleeve ring 226 is movably sleeved on the outside of the clamping block 227, and the main body module 100 further comprises three sliding wheels 130 arranged on the bottom of the noise reduction base plate 110.

[0042] By movably inserting the limiting pin 221 into the interior of the hollow block 219, the second connecting block 222 can be installed, so that the second noise reduction sponge plate 223 and the second honeycomb plate 224 can be installed, and by rotating the second noise reduction sponge plate 223 and the second honeycomb plate 224 to drive the limiting pin 221 to rotate in the interior of the hollow block 219, the sleeve ring 226 can be clamped to the outside of the clamping block 227, so that the installation of the second noise reduction sponge plate 223 and the second honeycomb plate 224 can be completed.

[0043] The implementation principle of the embodiment of the application is that when it is necessary to reduce the noise generated by the nitrogen making machine, the two convex strips 213 are first slidably clamped into the interiors of the two convex grooves 212, so that the installation piece 215 can be located on the top of the rectangular strip 211, thereby achieving the preliminary installation of the first noise reduction sponge plate 216 and the first honeycomb plate 217, then the two groups of fixing pins 214 are threadedly connected to the opposite sides of the two rectangular strips 211 and extend into the interiors of the two convex strips 213, so that the convex strip 213 can be fixed, thereby achieving the fixation of the first noise reduction sponge plate 216 and the first honeycomb plate 217, at this time, the two limiting pins 221 are movably inserted into the interiors of the two hollow blocks 219, so that the installation of the second noise reduction sponge plate 223 and the second honeycomb plate 224 can be achieved, and the limiting pin 221 is movably connected with the hollow block 219, so that the second noise reduction sponge plate 223 and the second honeycomb plate 224 can be rotated, by rotating the second noise reduction sponge plate 223 and the second honeycomb plate 224 to drive the sleeve ring 226 to be sleeved on the outside of the clamping block 227, the second noise reduction sponge plate 223 and the second honeycomb plate 224 can be conveniently locked, thereby completing the installation of one of the noise reduction modules 200, after the installation of the two noise reduction modules 200 is completed, the noise conducted by the nitrogen making machine main body 120 to the surroundings can be reduced, and the noise reduction base plate 110 can reduce the noise conducted by the nitrogen making machine main body 120 downward, so that the noise of the nitrogen making machine main body 120 can be greatly reduced.

[0044] The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, and thus: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A nitrogen generator with noise reduction function, comprising a main module (100) and two noise reduction modules (200), characterized in that: The main body module (100) comprises a noise reduction base plate (110), and a nitrogen making machine main body (120) is arranged on the top of the noise reduction base plate (110); two noise reduction modules (200) are arranged on the top of the noise reduction base plate (110); The noise reduction module (200) comprises a side noise reduction assembly (210) arranged on the top of the noise reduction base plate (110), and an end face noise reduction assembly (220) is arranged at one end of the noise reduction base plate (110), and the end face noise reduction assembly (220) is connected with the side noise reduction assembly (210).

2. The nitrogen generator with noise reduction function according to claim 1, characterized in that: The side noise reduction assembly (210) comprises two rectangular strips (211) fixedly connected on the top of the noise reduction base plate (110), and a convex groove (212) is arranged on the top of each of the two rectangular strips (211); a convex strip (213) is slidably connected in the convex groove (212), and the top of the convex strip (213) extends to the top of the rectangular strip (211).

3. The nitrogen generator with noise reduction function according to claim 2, characterized in that: The side noise reduction assembly (210) further comprises two groups of fixed pins (214) threadedly connected on the opposite sides of the two rectangular strips (211), and the two groups of fixed pins (214) extend into the convex strip (213).

4. The nitrogen generator with noise reduction function according to claim 3, characterized in that: The side noise reduction assembly (210) further comprises two mounting plates (215) fixedly connected on the top of the two convex strips (213), and a first noise reduction sponge plate (216) and a first honeycomb plate (217) are arranged on the top of each of the two mounting plates (215), and the first noise reduction sponge plate (216) and the first honeycomb plate (217) are connected.

5. The nitrogen generator with noise reduction function according to claim 4, characterized in that: The side noise reduction assembly (210) further comprises a first connecting block (218) fixedly connected between one of the first noise reduction sponge plates (216) and one of the first honeycomb plates (217), and two hollow blocks (219) are fixedly connected on one side of the first connecting block (218).

6. The nitrogen generator with noise reduction function according to claim 5, characterized in that: The end face noise reduction assembly (220) comprises two limiting pins (221) movably inserted into the hollow blocks (219), and a second connecting block (222) is fixedly connected between the ends of the two limiting pins (221); a second noise reduction sponge plate (223) and a second honeycomb plate (224) are arranged on one side of the second connecting block (222), and the second noise reduction sponge plate (223) and the second honeycomb plate (224) are connected.

7. The nitrogen generator with noise reduction function according to claim 6, characterized in that: The end face noise reduction assembly (220) further comprises a third connecting block (225) fixedly connected between the ends of the second noise reduction sponge plate (223) and the second honeycomb plate (224), a sleeve ring (226) is fixedly connected on one side of the third connecting block (225), and a clamping block (227) is fixedly connected on one side of the other first connecting block (218); the sleeve ring (226) movably surrounds the clamping block (227).

8. The nitrogen generator with noise reduction function according to claim 7, characterized in that: The main body module (100) further comprises three sliding wheels (130) arranged on the bottom of the noise reduction base plate (110).

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