Oil gas cylinder of screw air compressor for low-temperature environment

Abstract

The utility model provides a screw air compressor oil gas cylinder used in a low-temperature environment, and relates to the technical field of compressor oil gas cylinders. The oil-gas cylinder comprises an oil-gas cylinder body; the heating rod opening is formed in the side wall of a bottom sealing head of the oil gas cylinder body, and a heating rod is installed in the heating rod opening and extends into the bottom of the oil gas cylinder body; the temperature transmission opening is formed in the side wall of a bottom sealing head of the oil gas cylinder body, and a temperature sensor is installed in the temperature transmission opening and extends into the bottom of the oil gas cylinder body. According to the oil gas cylinder, the heating rod opening is formed in the bottom of the oil gas cylinder body, an oil product is preheated, the oil temperature is detected through the temperature sensor, and over-heating or insufficient heating is avoided; the oil product can be rapidly heated to a proper temperature according to the environment temperature.

Description

TECHNICAL FIELD

[0001] The utility model relates to compressor oil gas cylinder technical field especially a kind of screw air compressor oil gas cylinder for low temperature environment. BACKGROUND

[0002] Compressor operating condition is quite different in different regions, and the oil gas cylinder in commonly used compressor does not need to be additionally provided with a heating system. In some regions with lower ambient temperature, the customer may have the risk of weakening the flowability of oil products when using the machine due to the lower ambient temperature. Therefore, the oil products are heated to a certain temperature before starting the machine to ensure normal operation of the machine. The traditional oil gas cylinder does not have heating-related components, or if the oil gas cylinder uses a heat tracing band / heating band for heating, the heat tracing band / heating band heats from the outer wall of the oil gas cylinder, which has poor heat transfer performance and does not include a temperature measurement function, so the temperature control is not accurate enough, and the internal oil products cannot be effectively and accurately heated, and there is a large loss of heat transfer.

[0003] Therefore, there is an urgent need for a screw air compressor oil gas cylinder for low temperature environment, which can quickly heat the oil products to a suitable temperature according to the ambient temperature. SUMMARY

[0004] The utility model discloses a screw air compressor oil gas cylinder for low temperature environment, which solves the technical problems of the lack of heating components in the existing oil gas cylinder or the inability to accurately heat. The preferred technical solutions in the various technical solutions provided by the utility model can produce the technical effects described below.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] The utility model provides a screw air compressor oil gas cylinder for low temperature environment, which comprises:

[0007] An oil gas cylinder body;

[0008] A heating rod opening is formed in the bottom head sidewall of the oil gas cylinder body, and a heating rod is installed in the heating rod opening and extends into the bottom of the oil gas cylinder body.

[0009] A temperature transmission opening is formed in the bottom head sidewall of the oil gas cylinder body, and a temperature sensor is installed in the temperature transmission opening and extends into the bottom of the oil gas cylinder body.

[0010] Preferably, the heating rod opening is screwed into the heating rod opening.

[0011] Preferably, it further comprises:

[0012] An oil inlet and an oil outlet are respectively arranged on the side wall of the oil-gas cylinder body, and the oil inlet is higher than the oil outlet.

[0013] Preferably, further comprising:

[0014] An air inlet and an air outlet are respectively arranged on the oil-gas cylinder body, the air inlet is arranged on the side wall of the oil-gas cylinder body, and the air outlet is arranged on the top of the oil-gas cylinder body.

[0015] Preferably, further comprising:

[0016] A plurality of oil level gauge interfaces are arranged on the side wall of the oil-gas cylinder body, an oil level gauge is arranged in the oil level gauge interface and extends into the oil-gas cylinder body.

[0017] Preferably, further comprising:

[0018] A sewage outlet is arranged at the bottom of the oil-gas cylinder body.

[0019] Preferably, further comprising:

[0020] A control system is electrically connected with the heating rod and the temperature sensor.

[0021] Preferably, further comprising:

[0022] A plurality of air ports are respectively arranged on the top of the oil-gas cylinder body, and the air ports are used for air supplement, air exhaust and air taking.

[0023] In the technical scheme, the heating rod port is arranged at the bottom of the oil-gas cylinder body, the oil product is preheated, the oil temperature is detected by the temperature sensor, and the over-heating or insufficient heating is avoided; and the oil product can be quickly heated to a suitable temperature according to the environmental temperature. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0025] Fig. 1 is a front view of the present application;

[0026] Fig. 2 is a top view of the present application.

[0027] 1, oil and gas cylinder body; 2, heating rod port; 3, temperature transmission port; 4, oil inlet; 5, oil outlet; 6, air inlet; 7, pressure gauge interface; 8, oil level gauge interface; 9, blowdown port; 10, gas outlet. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the utility model clearer, the technical scheme of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope protected by the utility model.

[0029] Reference Figs. 1-2 The specific embodiment of the utility model provides a kind of for low temperature environment screw air compressor oil and gas cylinder, comprising:

[0030] Oil and gas cylinder body 1;

[0031] Heating rod port 2, heating rod port 2 is set in the bottom head sidewall of oil and gas cylinder body 1, heating rod is installed in heating rod port 2, and it is inserted into the bottom of oil and gas cylinder body 1;

[0032] Temperature transmission port 3, temperature transmission port 3 is set in the bottom head sidewall of oil and gas cylinder body 1, temperature sensor is installed in temperature transmission port 3, and it is inserted into the bottom of oil and gas cylinder body 1.

[0033] Traditional oil and gas cylinder has no heating related components, or oil and gas cylinder is heated using heat tracing band / heating band, heating band is heated from the outer wall of oil and gas cylinder at low temperature, and heat transfer is poor, and temperature measuring function is not included, temperature control is not accurate enough, internal oil cannot be effectively and accurately heated, and heat transfer has large loss.In the present application, heating rod port 2 is installed in the bottom of oil and gas cylinder body 1, oil is preheated, and oil temperature is detected by temperature sensor, to avoid over-heating or insufficient heating;The present application can quickly heat oil to the appropriate temperature according to the ambient temperature.

[0034] Wherein, the installation position of heating rod needs to be combined with the actual situation of different product oil and gas cylinder body 1, to ensure that oil can completely cover the range, avoid heating in the case of not being immersed, and heating rod is burned out.

[0035] Further optimization scheme, heating rod port 2 is screwed into heating rod port 2.

[0036] Further optimization scheme, further comprising:

[0037] Oil inlet 4 and oil outlet 5, oil inlet 4 and oil outlet 5 are respectively set in the sidewall of oil and gas cylinder body 1, and oil inlet 4 is higher than oil outlet 5.

[0038] Further optimization scheme, also includes:

[0039] Inlet 6 and outlet 10, inlet 6 and outlet 10 are respectively provided on the oil cylinder body 1, the inlet 6 is located on the side wall of the oil cylinder body 1, and the outlet 10 is located on the top of the oil cylinder body 1.

[0040] Further optimization scheme, also includes:

[0041] Oil level gauge interface 8, several oil level gauge interfaces 8 are installed on the side wall of the oil cylinder body 1, the oil level gauge is installed in the oil level gauge interface 8 and extends into the oil cylinder body 1.

[0042] The temperature sensing port 3 is lower than or substantially level with the lower oil level gauge interface 8; the heating rod port 2 is lower than or substantially level with the lower oil level gauge interface 8.

[0043] Further optimization scheme, also includes:

[0044] Sewage outlet 9, sewage outlet 9 is provided at the bottom of the oil cylinder body 1.

[0045] Further optimization scheme, also includes:

[0046] Control system, the control system is electrically connected with the heating rod and the temperature sensor.

[0047] In cold environment, the heating rod heats the oil in the oil cylinder before starting, and needs to stop heating when the temperature reaches a certain temperature, at which time the electrical control system is set for the customer to start using. Therefore, a temperature sensor needs to be added to the oil cylinder body 1, a temperature control system is set, a lower limit of oil detection temperature is set to ensure that the temperature sensor can sensitively detect the temperature of the oil, and continuous heating is avoided.

[0048] Further optimization scheme, also includes:

[0049] Gas port, several gas ports are respectively provided at the top of the oil cylinder body 1, and the gas is supplied, discharged and taken through the gas ports.

[0050] In this application, the range value needs to be confirmed by manual combination of oil related reports, and the corresponding range is built in the system. The products currently used mainly use synthetic oil and high-quality oil, and the temperature range needs to be set in combination with the pour point of the two kinds of oil and the actual use environment temperature of the customer. The category of oil can be selected in the control system to correspond to different set temperature ranges. First, detect the ambient temperature, if the ambient temperature is higher than the pour point, there is no need to heat, if the ambient temperature is lower than or close to the pour point, check the oil temperature, and set that the oil temperature reaches a certain set temperature to start. It also needs to ensure that heating stops when the temperature reaches the lower limit to avoid the risk of continuous heating and high heating temperature.

[0051] It should be noted that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like expressed in this paper indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing this 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 limiting the application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0052] In the description herein, it should also be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in this application can be understood according to the specific circumstances.

[0053] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A screw air cylinder for low temperature environments, characterized in that, Include: Oil and gas cylinder body (1); Heating rod mouth (2), the heating rod mouth (2) is opened in the bottom head side wall of the oil and gas cylinder body (1), the heating rod is installed in the heating rod mouth (2), and extends into the bottom of the oil and gas cylinder body (1); Temperature sensing mouth (3), the temperature sensing mouth (3) is opened in the bottom head side wall of the oil and gas cylinder body (1), the temperature sensor is installed in the temperature sensing mouth (3), and extends into the bottom of the oil and gas cylinder body (1).

2. The cryogenic environment screw air compressor oil gas cartridge of claim 1, wherein, The heating rod mouth (2) is screwed into the heating rod mouth (2).

3. The cryogenic environment screw air compressor oil gas cartridge of claim 1, wherein, Also include: Oil inlet (4) and oil outlet (5), the oil inlet (4) and the oil outlet (5) are opened in the side wall of the oil and gas cylinder body (1) respectively, and the oil inlet (4) is higher than the oil outlet (5).

4. The cryogenic environment screw air compressor oil gas cartridge of claim 1, wherein, Also include: Air inlet (6) and air outlet (10), the air inlet (6) and the air outlet (10) are opened in the oil and gas cylinder body (1) respectively, the air inlet (6) is located on the side wall of the oil and gas cylinder body (1), and the air outlet (10) is located on the top of the oil and gas cylinder body (1).

5. The cryogenic environment screw air compressor oil gas cartridge of claim 1, wherein, Also include: Oil level meter interface (8), several oil level meter interfaces (8) are installed on the side wall of the oil and gas cylinder body (1), the oil level meter is installed in the oil level meter interface (8), and extends into the oil and gas cylinder body (1).

6. The cryogenic environment screw air machine oil gas cartridge of claim 1, wherein, Also include: Sewage outlet (9), the sewage outlet (9) is opened in the bottom of the oil and gas cylinder body (1).

7. The cryogenic environment screw air compressor oil gas cartridge of claim 5, wherein, Also include: Control system, the control system is electrically connected with the heating rod and the temperature sensor.

8. The cryogenic environment screw air compressor oil gas cartridge of claim 5, wherein, Also include: Gas port, several gas ports are opened in the top of the oil and gas cylinder body (1) respectively, and the gas is supplemented, discharged and taken through the gas ports.

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