New hydrogen compressor system

Abstract

The utility model provides a new hydrogen compressor system. A new hydrogen compressor assembly, an oil injection assembly and a time control switch are arranged in the system; the time control switch is used for controlling the oil injection assembly in a timed mode, so that the oil injection assembly is started or stopped in a timed mode, lubricating oil is intermittently injected into the new hydrogen compressor assembly in a timed mode, and the technical problems that due to continuous use, too much lubricating oil is accumulated in an air cylinder of a new hydrogen compressor, even liquid impact is caused, and equipment is damaged are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of high-pressure oil injectors for compressors, and particularly relates to a fresh hydrogen compressor system. Background Art

[0002] Fresh hydrogen compressors are mainly used in hydrogenation units in industries such as petroleum, natural gas, and chemicals, and are compressors for compressing fresh hydrogen. In a hydrogenation unit, the fresh hydrogen compressor plays an important role. By increasing the pressure of hydrogen, it ensures that the reaction system can proceed continuously and stably.

[0003] During the working process, it is necessary to inject lubricating oil into the fresh hydrogen compressor through an oil injector to ensure the normal use of the fresh hydrogen compressor. However, during the use of existing fresh hydrogen compressors, the oil injector is often in a continuous oil injection state, and its actual oil injection volume is much higher than the lubricating oil demand of the fresh hydrogen compressor. Long-term use will cause excessive lubricating oil accumulation in the cylinder of the fresh hydrogen compressor, and even cause liquid hammer problems, resulting in equipment damage. Summary of the Utility Model

[0004] In order to solve the technical problem in the background art that the actual oil injection volume of the existing oil injector is much higher than the lubricating oil demand of the fresh hydrogen compressor, and long-term use leads to excessive lubricating oil accumulation in the cylinder of the fresh hydrogen compressor, and even causes liquid hammer and equipment damage, the utility model provides a fresh hydrogen compressor system.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] The utility model provides a fresh hydrogen compressor system, which includes a fresh hydrogen compressor assembly, an oil injection assembly, and a time control switch; the time control switch is electrically connected to the oil injection assembly; the oil injection assembly is communicated with the fresh hydrogen compressor assembly.

[0007] Optionally, the oil injection assembly includes an oil injector body and an oil injection driving member; the oil injection driving member is connected to the oil injector body; the oil injector body is communicated with the fresh hydrogen compressor assembly; the oil injection driving member is electrically connected to the time control switch.

[0008] Optionally, the oil injector body includes: an oil injection pipe and an oil storage cavity; wherein, the oil injection pipe communicates the oil injection driving member and the fresh hydrogen compressor assembly; the oil storage cavity contains lubricating oil; the oil injection driving member communicates with the oil storage cavity to inject the lubricating oil into the fresh hydrogen compressor assembly through the oil injection pipe.

[0009] Optionally, the oil injection pipe is a high-pressure oil pipe.

[0010] Optionally, there are multiple fuel injection pipes, and the fresh hydrogen compressor assembly includes multiple cylinders, and one fuel injection pipe communicates with one cylinder.

[0011] Optionally, a conduction valve is provided on the fuel injection pipe.

[0012] Optionally, the fuel injector body further includes a fuel filling port, and the fuel filling port communicates with the oil storage chamber.

[0013] Optionally, the fuel injection driving member is any one of a plunger type fuel injection pump, a diaphragm type fuel injection pump, a plunger diaphragm type fuel injection pump, and an electric control fuel injection pump.

[0014] Optionally, the fuel injection assembly further includes a flow meter, and the flow meter is arranged on the fuel injection pipe and is used for detecting the fuel injection amount passing through the fuel injection pipe.

[0015] Optionally, the fresh hydrogen compressor system further includes an alarm assembly, and the alarm assembly is electrically connected to the flow meter.

[0016] The utility model provides a fresh hydrogen compressor system. By arranging a fresh hydrogen compressor assembly, a fuel injection assembly, and a time control switch in the system; using the time control switch to control the fuel injection assembly at regular intervals, so that the fuel injection assembly starts or closes at regular intervals, in order to perform a timed intermittent lubricating oil injection operation on the fresh hydrogen compressor assembly, and avoid the technical problem that the fuel injection assembly continuously injects lubricating oil into the fresh hydrogen compressor during use, resulting in excessive lubricating oil accumulation in the cylinder of the fresh hydrogen compressor, and even causing liquid hammer, resulting in equipment damage. Description of the Drawings

[0017] Figure 1 is a schematic diagram of the fresh hydrogen compressor system described in the utility model;

[0018] Figure 2 is a schematic diagram of the fuel injection assembly described in the utility model;

[0019] Figure 3 is a schematic diagram of the fresh hydrogen compressor assembly and the fuel injection assembly described in the utility model.

[0020] Wherein: 1. Fresh hydrogen compressor assembly; 11. Cylinder; 2. Fuel injection assembly; 21. Fuel injector body; 211. Fuel injection pipe; 212. Oil storage chamber; 213. Fuel filling port; 214. Flow meter; 22. Fuel injection driving member; 3. Time control switch. Detailed Embodiments

[0021] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are only a part rather than all of the embodiments of the present utility model. The description of at least one exemplary embodiment below is actually only illustrative and in no way restricts the present utility model and its application or use. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the scope of protection of the present utility model.

[0022] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments of the present utility model. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they specify the presence of features, steps, operations, devices, components and / or their combinations.

[0023] Unless otherwise specifically stated, the relative arrangements of components and steps, numerical expressions and values set forth in these embodiments do not limit the scope of the present utility model. At the same time, it should be clear that, for the sake of convenience of description, the dimensions of the various parts shown in the drawings are not drawn in actual proportional relationship. Technologies, methods and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the said technologies, methods and devices should be regarded as part of the description. In all the examples shown and discussed here, any specific value should be construed as merely exemplary and not as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters denote like items in the following drawings, and thus, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0024] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are generally based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Without contrary description, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of protection of the present utility model: the orientation words "inside, outside" refer to the inside and outside relative to the contour of each component itself.

[0025] For ease of description, spatial relative terms such as "above", "over", "on the upper surface", "upper" etc. can be used here to describe the spatial positional relationship of a device or feature shown in the figure with other devices or features. It should be understood that spatial relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figure for the device. For example, if the device in the attached drawing is inverted, the device described as "above" or "over" other devices or structures will then be positioned "below" or "under" other devices or structures. Thus, the exemplary term "above" can include both the orientations of "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and corresponding interpretations should be made for the spatial relative descriptions used here.

[0026] In addition, it should be noted that the use of terms such as "first", "second" etc. to define components is only for the convenience of differentiating the corresponding components. Without additional statements, the above terms have no special meanings, and thus should not be construed as limiting the protection scope of the present utility model.

[0027] It should be noted that, without conflict, the embodiments and features in the embodiments of the present utility model can be combined with each other. The present utility model will be described in detail below with reference to the attached drawings and in combination with the embodiments.

[0028] See Figure 1 , which shows a schematic diagram of a new hydrogen compressor system described in the present utility model. The new hydrogen compressor system includes a new hydrogen compressor assembly 1, an oil injection assembly 2 and a time control switch 3; the time control switch 3 is electrically connected to the oil injection assembly 2; the oil injection assembly 2 is in communication with the new hydrogen compressor assembly 1.

[0029] In this embodiment, by arranging the new hydrogen compressor assembly 1, the oil injection assembly 2 and the time control switch 3 in the system; using the time control switch 3 to perform timing control on the oil injection assembly 2, so that the oil injection assembly 2 starts or closes at a fixed time, thereby performing intermittent lubricating oil injection operations on the new hydrogen compressor assembly 1, avoiding the technical problems of excessive lubricating oil accumulation in the cylinder of the new hydrogen compressor 1 due to continuous use, and even causing liquid hammer and equipment damage.

[0030] Further, in this embodiment, the time control switch 3 can be set to switch the start or stop state of the oil injection assembly 2 every hour, that is, start the oil injection assembly 2 every hour. After the oil injection assembly 2 starts and runs for one hour, it is turned off by the time control switch 3, so as to prevent the problem that excessive lubricating oil accumulates in the cylinder of the new hydrogen compressor 1 due to continuous oil injection of the oil injection assembly 2, causing liquid hammer and equipment damage. Specifically, those skilled in the art can combine the required lubricating oil quantity Q of the new hydrogen compressor assembly 1, the oil injection rate P1 of the oil injection assembly 2, and the consumption rate P2 of the new hydrogen compressor assembly 1 for lubricating oil, and set the running time interval t1 after the time control switch 3 starts the oil injection assembly 2 according to t1 = Q / P1; and set the time interval t2 from when the time control switch 3 turns off the oil injection assembly 2 to the next start according to t2 = Q / P2.

[0031] It should be noted that those skilled in the art can specifically select the time interval for the time control switch 3 to switch the state of the oil injection assembly 2 according to actual production and use requirements. Only a relatively preferred implementation scheme is provided in this embodiment.

[0032] It should be noted that the time control switch described in this embodiment can be specifically selected as the KG316T type time control switch.

[0033] Optionally, referring to Figure 2 , in the present utility model, the oil injection assembly 2 includes an oil injector body 21 and an oil injection driving member 22; wherein, the oil injection driving member 22 is connected to the oil injector body 21; the oil injector body 21 is communicated with the new hydrogen compressor assembly 1; the oil injection driving member 22 is electrically connected to the time control switch 3.

[0034] In this embodiment, the oil injector body 21 is communicated with the new hydrogen compressor assembly 1. During use, the oil injection driving member 22 enters or ends the working state based on the control of the time control switch 3; when the oil injection driving member 22 is in the working state, it drives the oil injector body 21 to inject oil into the new hydrogen compressor assembly 1; when the oil injection driving member 22 ends the working state, the oil injector body 21 stops injecting oil into the new hydrogen compressor assembly 1.

[0035] Optionally, referring to Figure 3 , in the present utility model, the oil injector body 21 includes: an oil injection pipe 211 and an oil storage cavity 212; wherein, the oil injection pipe 211 communicates the oil injection driving member 22 and the new hydrogen compressor assembly 1; the oil storage cavity 212 contains lubricating oil; the oil injection driving member 22 is communicated with the oil storage cavity 212 to inject the lubricating oil into the new hydrogen compressor assembly 1 through the oil injection pipe 211.

[0036] In this embodiment, the oil injector body 21 includes an oil injection pipe 211 and an oil storage chamber 212; during use, the lubricating oil liquid is stored in the oil storage chamber 212, and the lubricating oil liquid is driven by the oil injection driving member 22 to enter the new hydrogen compressor assembly 1 along the oil injection pipe 211, completing the lubricating oil injection operation for the new hydrogen compressor assembly 1.

[0037] Optionally, the oil injection pipe 211 described in the present utility model is a high-pressure oil pipe.

[0038] In this embodiment, the oil injection pipe 211 is selected as a high-pressure oil pipe, which can withstand a relatively high oil pressure during use, ensuring that the lubricating oil liquid can maintain a stable pressure during transportation. This stable pressure helps to improve the injection effect of the lubricating oil liquid, enabling the lubricating oil liquid to be sprayed into the cylinders and packings of the new hydrogen compressor assembly 1 more fully and evenly, thereby improving the lubrication efficiency.

[0039] Furthermore, the high-pressure oil pipe described in this embodiment may be selected from a high-pressure steel wire braided rubber hose, a high-pressure steel wire wound rubber hose, a steel wire (fiber) reinforced nylon elastomer resin pipe, a steel wire reinforced hose, or any other high-pressure oil pipe well-known to those skilled in the art, and no specific limitation is made in this embodiment.

[0040] Specifically, for the high-pressure oil pipe described in this embodiment, the oil pressure of the output lubricating oil is above 0.22 MPa. It should be noted that those skilled in the art can specifically select the oil pressure value of the output lubricating oil by the high-pressure oil pipe according to actual production and use requirements, and no further limitation is made in this embodiment.

[0041] Optionally, referring to Figure 3 , there are multiple oil injection pipes 211 described in the present utility model, and the new hydrogen compressor assembly 1 includes multiple cylinders 11, and one oil injection pipe 211 communicates with one cylinder 11.

[0042] In this embodiment, the new hydrogen compressor assembly 1 may be selected as a four-column three-stage symmetric balanced reciprocating compressor, including multiple cylinders 11, specifically, it may include four correspondingly arranged cylinders 11, so as to provide high-quality compression performance and have the advantages of high efficiency and energy saving.

[0043] Furthermore, each cylinder 11 is also correspondingly provided with a packing, which seals the gas in the cylinder 11 to prevent the gas from leaking along the piston rod direction, and one packing also correspondingly communicates with one oil injection pipe 211 to inject lubricating oil into the packing through the oil injection pipe 211.

[0044] Optionally, a conduction valve is provided on the oil injection pipe 211 described in the present utility model.

[0045] In this embodiment, by providing a conduction valve on the oil injection pipe 211, during actual use, since there are multiple oil injection pipes 211, when the oil injection pipes 211 are not all connected to the fresh hydrogen compressor assembly 1, the conduction valve of the oil injection pipe 211 not connected to the fresh hydrogen compressor assembly 1 can be closed to prevent lubricating oil from leaking out and being wasted during the operation of other oil injection pipes 211, and at the same time, it can be used as a reserved standby channel.

[0046] Optionally, the oil injector body 21 described in the present utility model further includes an oil filling port 213, and the oil filling port 213 is communicated with the oil storage cavity 212.

[0047] In this embodiment, the oil injector body 21 further includes an oil filling port 213, and lubricating oil is filled into the oil storage cavity 212 through the oil filling port 213.

[0048] Furthermore, an oil injection valve should be provided at the oil filling port 213.

[0049] Optionally, the oil injection driving member 22 described in the present utility model can be selected from any one of a plunger type oil pump, a diaphragm type oil pump, a plunger diaphragm type oil pump, and an electric control oil pump.

[0050] In this embodiment, the oil injection driving member 22 can be selected from any one of a plunger type oil pump, a diaphragm type oil pump, a plunger diaphragm type oil pump, and an electric control oil pump. Furthermore, the oil injection driving member can also be selected from a bench type pressure pump, a centrifugal pump, a reciprocating pump, a rotor pump, or any other oil injection driving member 22 well known to those skilled in the art. Only a relatively preferred implementation scheme is provided in this embodiment.

[0051] Optionally, a flow meter 214 is provided on the oil injection pipe 211 described in the present utility model, and the flow meter 214 detects the amount of lubricating oil passing through the oil injection pipe 211.

[0052] In this embodiment, a flow meter 214 is provided on the oil injection pipe 211. During use, the amount of lubricating oil injected into the fresh hydrogen compressor assembly 1 can be detected and counted through the flow meter 214, so as to judge and control the amount of lubricating oil accumulation in the fresh hydrogen compressor assembly 1.

[0053] Optionally, the fresh hydrogen compressor system described in the present utility model further includes an alarm component, and the alarm component is electrically connected to the flow meter 214.

[0054] In this embodiment, the alarm component is electrically connected to the flowmeter 214. During use, when the amount of lubricating oil passing through the oil injection pipe 211 detected by the flowmeter 214 reaches or exceeds the amount of lubricating oil required by the new hydrogen compressor assembly 1, the alarm component will issue an alarm to remind the staff to promptly perform a closing operation on the oil injection component 2, so as to avoid continuous lubricating oil injection operation of the oil injection component 2 on the new hydrogen compressor assembly 1 due to staff operation errors or equipment failures.

[0055] In the description of this specification, the descriptions referring to terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0056] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the claims and their equivalents.

Claims

1. A new hydrogen compressor system, characterized in that: The new hydrogen compressor system comprises a new hydrogen compressor component (1), an oil injection component (2) and a time control switch (3); The time-controlled switch (3) is electrically connected to the oil injection assembly (2); The oil injection assembly (2) is connected to the new hydrogen compressor assembly (1).

2. The new hydrogen compressor system according to claim 1, characterized in that: The oil injection assembly (2) comprises an oil injector body (21) and an oil injection driving member (22); the oil injection driving member (22) is connected to the oil injector body (21); The oil injector body (21) is in communication with the new hydrogen compressor assembly (1); and the oil injection drive component (22) is electrically connected to the time-controlled switch (3).

3. The new hydrogen compressor system according to claim 2, characterized in that: The oil injector body (21) comprises: an oil injection pipe (211) and an oil storage chamber (212); wherein the oil injection pipe (211) is connected to the oil injection drive component (22) and the new hydrogen compressor assembly (1); and the oil storage chamber (212) contains lubricating oil; The oil injection drive member (22) is connected to the oil storage chamber (212) to inject the lubricating oil into the new hydrogen compressor assembly (1) through the oil injection pipe (211).

4. The new hydrogen compressor system according to claim 3, characterized in that: The oil injection pipe (211) is a high-pressure oil pipe.

5. The new hydrogen compressor system according to claim 3, characterized in that: There are a plurality of oil injection pipes (211), and the new hydrogen compressor assembly (1) comprises a plurality of cylinders, and one oil injection pipe (211) is connected to one cylinder.

6. The new hydrogen compressor system according to claim 5, characterized in that: The oil injection pipe (211) is provided with a conduction valve.

7. The new hydrogen compressor system according to claim 3, characterized in that: The oiler body (21) further comprises an oil filling port (213), wherein the oil filling port (213) is connected to the oil storage chamber (212).

8. The new hydrogen compressor system according to claim 3, characterized in that: The oil injection drive component (22) is any one of a plunger type oil injection pump, a diaphragm type oil injection pump, a plunger diaphragm type oil injection pump or a pressure oil injection pump.

9. The new hydrogen compressor system according to claim 3, characterized in that: The oil injection assembly (2) further comprises a flow meter (214), wherein the flow meter (214) is arranged on the oil injection pipe (211) and is used to detect the amount of oil injected through the oil injection pipe (211).

10. The new hydrogen compressor system according to claim 9, characterized in that: The new hydrogen compressor system further comprises an alarm component, which is electrically connected to the flow meter (214).

Images