CN214734542U - Pressure equalizing device of nitrogen making machine - Google Patents

Abstract

The application discloses pressure equalizing device of nitrogen generator, including two adsorption towers, the through hole has all been seted up to two adsorption tower lateral walls, two through hole departments are connected through the trachea, the trachea periphery cup joints and installs the hyaline tube, the hyaline tube both ends are all installed in the adsorption tower lateral wall, inlet opening and apopore have been seted up to the hyaline tube lateral wall, the inlet opening goes out to install the inlet tube, outlet opening department installs the outlet pipe, the cold water refrigerator is installed to the outlet pipe tip, the output and the water piping connection of cold water refrigerator, the pneumatic valve is installed to the trachea lateral wall, the hyaline tube lateral wall seted up with pneumatic valve complex slotted hole. This scheme, the side is cooled down the trachea and is handled, has effectively avoided nitrogen gas to appear being heated earlier when shifting in two adsorption towers and by the refrigerated condition again, and then the effectual potential safety hazard that has reduced, and when trachea gas leakage, bubble can appear in the aquatic in gas leakage department, and then the workman of being convenient for discovers.

Description

Pressure equalizing device of nitrogen making machine

Technical Field

The application relates to the technical field of nitrogen making machines, in particular to a pressure equalizing device of a nitrogen making machine.

Background

Nitrogen plays an important role in economy and daily life. The compressed air after being cleaned is absorbed by the two absorption tower groups, most of oxygen in the compressed air is absorbed by the carbon molecular sieve in the absorption tower, the compressed air is led to the tower top, and the unadsorbed gas is taken as finished nitrogen and sent to the nitrogen tank, so that the nitrogen can be continuously produced.

The existing pressure equalizing device is characterized in that a pipeline is connected between two adsorption towers, nitrogen in the adsorption tower with high air pressure can be discharged into the adsorption tower with low air pressure through the pipeline, so that the air pressure of the two adsorption towers is uniform, but the pipeline connection part has no refrigeration effect, the nitrogen can be heated and refrigerated in the process of transferring, the potential safety hazard is easily caused, and the pipeline connection part is difficult to find out in time if air leaks.

SUMMERY OF THE UTILITY MODEL

The main objective of the present application is to provide a pressure equalizing device of a nitrogen generator, so as to improve the problems in the related art.

In order to realize above-mentioned purpose, this application provides a pressure equalizing device of nitrogen generator, including two adsorption towers, two the through hole has all been seted up to the adsorption tower lateral wall, two through hole department passes through the trachea connection, the trachea periphery cup joints installs the hyaline tube, the hyaline tube both ends all install in the adsorption tower lateral wall, inlet opening and apopore have been seted up to the hyaline tube lateral wall, the inlet opening goes out to install the inlet tube, outlet opening department installs the outlet pipe, cold water refrigerator is installed to the outlet pipe tip, cold water refrigerator's output with advance water piping connection, the pneumatic valve is installed to the trachea lateral wall, the hyaline tube lateral wall seted up with pneumatic valve complex slotted hole.

In an embodiment of this application, two four landing legs are all installed to adsorption column bottom symmetry, the flexible pad is all installed to the landing leg bottom.

In an embodiment of the application, a plurality of threaded holes are formed in the adsorption tower adjacent to the periphery of the through hole, and a flange matched with the threaded holes is installed at the end part of the air pipe.

In an embodiment of the present application, the end of the transparent tube is provided with a second flange, and the side wall of the adsorption tower is provided with a second threaded hole matched with the second flange.

In an embodiment of the present application, the flange and the joint of the second flange and the adsorption tower are both provided with a sealing ring.

In an embodiment of the present application, the air tube is disposed in a shape of a Chinese character 'wang', and the transparent tube is disposed in a shape of a Chinese character 'wang'.

Compared with the prior art, the beneficial effects of this application are: through the pressure equalizing device of nitrogen generator of above-mentioned design, during the use, become even through the inside atmospheric pressure of trachea with two adsorption towers, the inlet tube is gone into to the water after rethread cold water refrigerator will refrigerate, in the further entering hyaline tube, then return inside the cold water refrigerator from the outlet pipe, it is repeated, when in the water hyaline tube again after refrigerating, on the one hand, cool down the trachea and handle, nitrogen gas appears earlier when shifting in two adsorption towers and is heated again by refrigerated condition, and then the effectual potential safety hazard that has reduced, and when trachea gas leakage, the bubble can appear in the aquatic in gas leakage department, and then the workman of being convenient for discovers, be convenient for in time maintain.

Drawings

Fig. 1 is a schematic front view of a pressure equalizing device of a nitrogen making machine according to an embodiment of the present application;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is a schematic structural diagram of a part of an adsorption tower of a pressure equalizing device of a nitrogen making machine according to an embodiment of the application;

fig. 4 is a schematic top view of a pressure equalizing device of a nitrogen generator according to an embodiment of the present application.

In the figure: 1. an adsorption tower; 2. a through hole; 3. an air tube; 4. a transparent tube; 5. a water inlet hole; 6. a water outlet hole; 7. a water inlet pipe; 8. a water outlet pipe; 9. a cold water refrigerator; 10. a pneumatic valve; 11. a slot; 12. a support leg; 13. a threaded hole; 14. a flange; 15. a second flange; 16. a second threaded hole; 17. and (5) sealing rings.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, 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, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

Referring to fig. 1-4, the present application provides a pressure equalizing device for a nitrogen generator, which includes two adsorption towers 1, wherein through holes 2 are formed in sidewalls of the two adsorption towers 1, the through holes 2 are used for air inlet or air outlet, the two through holes 2 are connected by an air pipe 3, in a specific implementation, a plurality of threaded holes 13 are formed in the periphery of the adsorption tower 1 adjacent to the through holes 2, a flange 14 matched with the threaded holes 13 is installed at an end of the air pipe 3, in a specific implementation, the air pipe 3 is fixed on the sidewall of the adsorption tower 1 by screws, the air pipe 3 is used for communicating the two adsorption towers 1, so that air pressure inside the two adsorption towers 1 is uniform, the transparent pipe 4 is sleeved on the periphery of the air pipe 3, in a specific implementation, the transparent pipe 4 is a plastic transparent pipe, two ends of the transparent pipe 4 are both installed on the sidewalls of the adsorption towers 1 by screws, in a specific implementation, a second flange 15 is adhesively installed at an end of the transparent pipe 4, the utility model discloses a pneumatic valve 10, pneumatic valve 10 comprises actuating mechanism and adjustment mechanism, actuating mechanism is pneumatic valve 10's thrust part, it produces corresponding thrust according to control signal pressure's size to produce, promote adjustment mechanism action, second screw hole 16 with 15 complex second screw holes of second flange is seted up to 1 lateral wall of adsorption tower, use the screw to fix second flange 15 at 1 lateral wall of adsorption tower, inlet opening 5 and apopore 6 have been seted up to 4 lateral walls of hyaline tube, inlet opening 5 goes out the glue and installs inlet tube 7, the sticky outlet pipe 8 of installing of 6 departments of apopore, cold water refrigerator 9 is installed to 8 tip of outlet pipe, cold water refrigerator 9 is used for cooling down water, and then be convenient for the later stage to lower the temperature trachea 3, cold water refrigerator 9's output and inlet tube 7 are connected, 3 lateral walls of trachea cup joint and install pneumatic valve 10, pneumatic valve 10 comprises actuating mechanism and adjustment mechanism, actuating mechanism is pneumatic valve 10's thrust part. The valve body is the adjusting part of pneumatic valve 10, and it is direct and adjust the medium contact, and then be convenient for adjust the flow between two adsorption towers 1, and slotted hole 11 with pneumatic valve 10 complex is seted up to transparent pipe 4 lateral wall, and slotted hole 11 is convenient for pneumatic valve 10's installation, and the pneumatic valve 10 of being convenient for spills, and then is convenient for operate pneumatic valve 10.

In order to support the adsorption tower 1, four supporting legs 12 are symmetrically welded to the bottoms of the two adsorption towers 1, flexible pads are mounted at the bottoms of the supporting legs 12 and are arranged to be rubber pads, and the flexible pads are used for reducing damage to the ground caused by the supporting legs 12.

In order to strengthen the tightness between the air pipe 3 and the transparent pipe 4 and the adsorption tower 1, the sealing rings 17 are installed at the joints of the flanges 14 and the second flange 15 and the adsorption tower 1, and the sealing rings 17 are arranged to be rubber rings, so that the leakage of nitrogen and cold water is effectively avoided.

In order to avoid adsorption tower 1 because of the atmospheric pressure inequality of the different positions of inner chamber in process of production, better voltage-sharing effect can't be ensured to single pipeline, there is the too big problem that causes the injury or cause raw materials gaseous revealing of adsorption tower easily of person's atmospheric pressure difference, trachea 3 is the setting of wang font, hyaline tube 4 is the setting of wang font, during the concrete implementation, six ports of trachea 3, be connected with three position about the last of two adsorption towers 1 respectively, and then effectual enhancement voltage-sharing effect, hyaline tube 4 omnidirectional wraps up trachea 3, effectual reinforcing is to trachea 3's refrigeration effect, and can in time discover the place of trachea 3 gas leakage, and then effectual reduction potential safety hazard.

Specifically, this nitrogen generator's voltage-sharing device's theory of operation: during the use, become even with the inside atmospheric pressure of two adsorption towers 1 through trachea 3, the rethread cold water refrigerator 9 is with the row of water after refrigerating into inlet tube 7, further get into in hyaline tube 4, then return inside cold water refrigerator 9 from outlet pipe 8 again, it is repeated repeatedly, when the water after being refrigerated is in hyaline tube 4, on the one hand, the processing of cooling down is carried out to trachea 3, the earlier by the heating again by the refrigerated condition when having effectively avoided nitrogen gas to shift in two adsorption towers 1, and then the effectual potential safety hazard that has reduced, and when trachea 3 leaks gas, the bubble can appear in the aquatic in the department of leaking gas, and then the workman of being convenient for discovers, be convenient for in time maintain.

It should be noted that: the model specifications of the adsorption tower 1, the cold water refrigerator 9 and the pneumatic valve 10 need to be selected and determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the chiller 9 and its principle will be clear to the person skilled in the art and will not be described in detail here.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. A pressure equalizing device of a nitrogen making machine comprises two adsorption towers (1), and is characterized in that through holes (2) are formed in the side walls of the two adsorption towers (1), the two through holes (2) are connected through an air pipe (3), a transparent pipe (4) is sleeved on the periphery of the air pipe (3), both ends of the transparent pipe (4) are arranged on the side wall of the adsorption tower (1), the side wall of the transparent tube (4) is provided with a water inlet hole (5) and a water outlet hole (6), a water inlet pipe (7) is arranged at the water inlet hole (5), a water outlet pipe (8) is arranged at the water outlet hole (6), a cold water refrigerating machine (9) is arranged at the end part of the water outlet pipe (8), the output end of the cold water refrigerating machine (9) is connected with the water inlet pipe (7), the pneumatic valve (10) is installed on the side wall of the air pipe (3), and the slot hole (11) matched with the pneumatic valve (10) is formed in the side wall of the transparent pipe (4).

2. The pressure equalizing device of a nitrogen making machine according to claim 1, characterized in that four legs (12) are symmetrically arranged at the bottom of each of the two adsorption towers (1), and a flexible pad is arranged at the bottom of each of the legs (12).

3. The pressure equalizing device of the nitrogen making machine according to claim 1, characterized in that a plurality of threaded holes (13) are opened on the periphery of the adsorption tower (1) near the through hole (2), and a flange (14) matched with the threaded holes (13) is installed on the end of the air pipe (3).

4. The pressure equalizing device of the nitrogen making machine according to claim 1, wherein a second flange (15) is installed at the end of the transparent pipe (4), and a second threaded hole (16) matched with the second flange (15) is formed in the side wall of the adsorption tower (1).

5. A pressure equalizing device of a nitrogen making machine according to claim 4, characterized in that the joints of the flange (14) and the second flange (15) with the adsorption tower (1) are provided with sealing rings (17).

6. The pressure equalizing device of a nitrogen making machine according to claim 1, wherein the air pipe (3) is disposed in a shape of a Chinese character 'wang', and the transparent pipe (4) is disposed in a shape of a Chinese character 'wang'.

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