CN210528452U - Oil gas recovery nozzle - Google Patents
Oil gas recovery nozzle Download PDFInfo
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- CN210528452U CN210528452U CN201921562221.2U CN201921562221U CN210528452U CN 210528452 U CN210528452 U CN 210528452U CN 201921562221 U CN201921562221 U CN 201921562221U CN 210528452 U CN210528452 U CN 210528452U
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Abstract
An oil gas recovery oil gun relates to the field of oil filling equipment, and is internally provided with a relatively independent oil circuit and an independent air circuit, wherein the oil circuit is used for conveying methanol gasoline or ethanol gasoline during oil filling. The gas circuit is used for pumping back the volatilized oil gas for recovery when oiling. The inventor finds that methanol and ethanol have higher water absorbability compared with common gasoline, and the oil gas can contain higher moisture when being directly recovered, so that the purity of the oil gas is lowered, and the corrosion to an air extraction pipeline is serious. The oil gas recovery oil gun is characterized in that a drying chamber used for storing a drying agent is further arranged in the shell, and the pumped oil gas is dried in the drying chamber and then is subsequently conveyed, so that the purity of the oil gas is guaranteed, the difficulty of post-treatment is reduced, and the service life of an air pumping pipeline is prolonged.
Description
Technical Field
The utility model relates to an refueling equipment field particularly, relates to an oil vapor recovery nozzle.
Background
The methanol gasoline and the ethanol gasoline are novel environment-friendly fuels which are prepared by national standard gasoline, methanol or ethanol and additives according to a certain volume (mass) ratio through a strict flow, are fuel substitutes for automobiles and are important components of new energy. The methanol gasoline and the ethanol gasoline are more environment-friendly, and compared with common gasoline, the methanol gasoline and the ethanol gasoline have lower cost and are more substantial for consumers. Therefore, methanol gasoline and ethanol gasoline have received widespread attention in recent years.
The oil gas recovery technology of the gas station is a technology which is relatively popular, and the application of an oil gas recovery oil gun can be seen in many gas stations. However, the existing oil gas recovery refueling guns are designed for common gasoline and are not suitable for emerging products such as methanol gasoline, ethanol gasoline and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil gas recovery nozzle, its mainly used methyl alcohol petrol, the recovery of ethanol petrol, it is not only effectual to retrieve, and the oil gas purity of retrieving is higher moreover, has reduced the degree of difficulty of aftertreatment.
The embodiment of the utility model is realized like this:
an oil gas recovery oil gun comprises a shell, wherein the shell is provided with a head part and a tail part which are opposite, the head part is provided with an oil nozzle, and the tail part is communicated with an oil filling machine through an oil conveying pipe; the oil delivery pipe comprises an outer pipe and an inner pipe which are nested, an air exhaust channel for recovering oil gas is formed in the inner pipe, and an oil delivery channel for delivering oil is formed between the inner pipe and the outer pipe;
an oil cavity is arranged in the shell, and one end of the oil cavity close to the tail part is communicated with the oil conveying channel; one end of the oil nozzle extends into the oil cavity to form an oil inlet, and a control valve for controlling the opening and the closing of the oil inlet is arranged at the oil inlet;
the oil nozzle is sleeved with an air pumping shell, an air pumping gap is formed between the air pumping shell and the oil nozzle, and an air pumping hole penetrating through the air pumping shell is formed in the air pumping shell; the drying chamber is provided with an air inlet and an air outlet, the air inlet is communicated with the air exhaust hole through a first air exhaust pipe, and the air outlet is communicated with the air exhaust channel through a second air exhaust pipe.
Further, in other preferred embodiments of the present invention, a first screen for preventing the drying agent from entering the first air exhaust pipe is disposed at the air inlet; and a second screen used for preventing the drying agent from entering the second exhaust pipe is arranged at the air outlet.
Further, in other preferred embodiments of the present invention, the housing is provided with an opening penetrating through the housing, and the opening is communicated with the drying chamber; the opening part is provided with a cover body used for covering the opening, and the cover body is detachably connected with the shell body.
Further, in other preferred embodiments of the present invention, the control valve includes a valve body, a valve rod and a lever member, the valve body is disposed at the oil inlet in the oil chamber to cover the oil inlet; one end of the valve rod is connected with the valve body, and the other end of the valve rod penetrates through the shell and extends out of the shell; the lever piece comprises a hinged end hinged with the shell, and when the lever piece rotates around the hinged end and is close to the shell, the lever piece can push the valve rod to enable an oil passing gap to be formed between the valve body and the oil inlet.
Further, in other preferred embodiments of the present invention, the housing includes a hand-holding portion and a hand-protecting portion; the oil cavity is positioned in the hand-held part, and the first exhaust pipe, the second exhaust pipe and the drying chamber are all positioned in the hand-protecting part; an active area for the lever part to move is formed between the hand-holding part and the hand-protecting part.
Further, in other preferred embodiments of the present invention, the opening is disposed on a side of the hand protecting portion away from the hand holding portion.
Further, in other preferred embodiments of the present invention, an elastic sealing sleeve is sleeved outside the air exhaust shell.
The embodiment of the utility model provides a beneficial effect is:
the embodiment of the utility model provides an oil gas recovery nozzle, its inside relatively independent oil circuit and gas circuit that is provided with, the oil circuit is used for carrying methyl alcohol petrol or ethanol petrol when refueling. The gas circuit is used for pumping back the volatilized oil gas for recovery when oiling. The inventor finds that methanol and ethanol in methanol gasoline or ethanol gasoline have higher water absorbability compared with common gasoline, and the oil gas can contain higher moisture when being directly recovered, so that the purity of the oil gas is lowered, and the corrosion to an air extraction pipeline is serious. The oil gas recovery oil gun is characterized in that a drying chamber used for storing a drying agent is further arranged in the shell, the drying chamber is provided with an air inlet and an air outlet, the air inlet is communicated with the air exhaust hole through a first air exhaust pipe, and the air outlet is communicated with the air exhaust channel through a second air exhaust pipe. The pumped oil gas is firstly dried in the drying chamber and then subsequently conveyed, so that the purity of the oil gas is ensured, the difficulty of post-treatment is reduced, and the service life of the pumping pipeline is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a cross-sectional view of an oil gas recovery refueling gun according to an embodiment of the present invention;
fig. 2 is an enlarged schematic view of an oil gas recovery nozzle at position II provided by the embodiment of the present invention.
Icon: 100-oil gas recovery oil gun; 110-a housing; 111-a hand-held portion; 112-hand guard; 121-oil nozzle; 122-an oil chamber; 123-an oil inlet; 124-a control valve; 1241-valve body; 1242-valve stem; 1243-lever member; 1243 a-hinged end; 131-an air exhaust shell; 132-a pumping gap; 133-air extraction holes; 134-drying chamber; 1341-an air inlet; 1342-air outlet; 1343-a first screen; 1344-a second screen; 1345-a cover; 135-a first extraction duct; 136-a second extraction duct; 137-elastic sealing sleeve; 200-an oil delivery pipe; 210-an outer tube; 220-an inner tube; 230-an air exhaust channel; 240-oil transportation channel.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
The present embodiment provides an oil and gas recovery gun 100, which is shown in fig. 1, and comprises a housing 110, wherein the housing 110 has a head portion and a tail portion, the head portion is provided with a nozzle 121, and the tail portion is communicated with a fuel dispenser through a fuel pipeline 200. The oil gas recovery nozzle 100 has an oil delivery pipe 200 used in cooperation with the oil gas recovery nozzle, the oil delivery pipe 200 includes an outer pipe 210 and an inner pipe 220 which are nested, an air suction passage 230 for recovering oil gas is formed in the inner pipe 220, and an oil delivery passage 240 for delivering oil is formed between the inner pipe 220 and the outer pipe 210.
An oil chamber 122 is arranged in the housing 110, and one end of the oil chamber 122 close to the tail part is communicated with an oil conveying channel 240. One end of the oil nozzle 121 extends into the oil chamber 122 to form an oil inlet 123, and a control valve 124 for controlling the opening and closing of the oil inlet 123 is disposed at the oil inlet 123. When the oil is added, the control valve 124 is opened, and the methanol gasoline or the ethanol gasoline enters the oil chamber 122 from the oil conveying channel 240, enters the oil nozzle 121 from the oil inlet 123, and is output from the other end of the oil nozzle 121.
The control valve 124 used in this embodiment is similar to most existing fuel guns, and includes a valve body 1241, a valve rod 1242 and a lever member 1243, and the valve body 1241 is disposed at the oil inlet 123 in the oil chamber 122 to cover the oil inlet 123. The valve rod 1242 has one end connected to the valve body 1241 and the other end extending through the housing 110 to the outside of the housing 110. The lever 1243 includes a hinge end 1243a hinged to the housing 110. The valve rod 1242 is slidably connected with the housing 110, when oil needs to be added, the lever member 1243 rotates around the hinge end 1243a and approaches the housing 110, the lever member 1243 contacts the valve rod 1242 and pushes the valve rod 1242 to move towards the valve body 1241, the valve body 1241 is jacked up, an oil passing gap (not labeled) is formed between the valve body 1241 and the oil inlet 123, and methanol gasoline or ethanol gasoline can enter the oil nipple 121 through the oil passing gap. When the refueling is finished, the lever member 1243 rotates around the hinged end 1243a and moves away from the housing 110, at this time, the lever member 1243 is separated from the valve rod 1242, and the valve body 1241 is pushed by the methanol gasoline or the ethanol gasoline to close the oil inlet 123 again.
As shown in fig. 1 and 2, an air extracting casing 131 is provided around the oil nipple 121, an air extracting gap 132 is formed between the air extracting casing 131 and the oil nipple 121, and an air extracting hole 133 penetrating the air extracting casing 131 is provided in the air extracting casing 131. The housing 110 is further provided therein with a drying chamber 134 for storing a desiccant, the drying chamber 134 is provided with an air inlet 1341 and an air outlet 1342, the air inlet 1341 is communicated with the pumping hole 133 through a first pumping pipe 135, and the air outlet 1342 is communicated with the pumping channel 230 through a second pumping pipe 136. A vacuum pump (not shown) is disposed in the dispenser, and can generate a certain negative pressure in the pumping channel 230, so that the oil and gas escaping during the dispensing process can be sucked into the first pumping duct 135 through the pumping hole 133 and then into the drying chamber 134 through the air inlet 1341. The drying agent is disposed in the drying chamber 134, and the oil gas entering the drying chamber 134 is dried and then pumped out to the second pumping duct 136 through the air outlet 1342, and further transported away through the pumping channel 230. Preferably, a first screen 1343 is provided at the air inlet 1341; a second screen 1344 is provided at the air outlet 1342. The first screen 1343 and the second screen 1344 may prevent desiccant from entering the first extraction line 135 and the second extraction line 136 to prevent the desiccant from plugging the lines or contaminating the recovered oil and gas with the oil and gas being extracted.
The housing 110 is provided with an opening penetrating the housing 110, and the opening communicates with the drying chamber 134. The opening is provided with a cover 1345 for covering the opening, and the cover 1345 is detachably connected with the housing 110. By opening the cover 1345, the desiccant in the drying chamber 134 can be easily replaced, maintaining its drying effect all the time.
As shown in fig. 1, in the present embodiment, the housing 110 includes a hand holding portion 111 and a hand protecting portion 112, and an active region for the lever member 1243 to move is formed between the hand holding portion 111 and the hand protecting portion 112. When refueling, the user holds the hand-held part 111 and the lever member 1243 with a hand to control the movement of the lever member 1243. Optionally, the oil chamber 122 is located in the hand-held portion 111, and the first suction pipe 135, the second suction pipe 136 and the drying chamber 134 are all located in the hand-held portion 112, by such an arrangement, the oil path and the air path can be relatively separated, mutual influence can be avoided, and respective overhaul is facilitated. Meanwhile, the opening is formed in the hand guard portion 112 on the side away from the hand holding portion 111, so that the drying agent can be conveniently taken and placed.
Further, an elastic sealing sleeve 137 is sleeved outside the air exhaust shell 131. When the oil nozzle 121 extends into the oil tank for oil filling, the elastic sealing sleeve 137 is in elastic contact with the oil tank shell, and a relatively closed space is formed in the elastic sealing sleeve 137, so that oil gas is prevented from escaping, and the air suction effect is improved.
To sum up, the embodiment of the utility model provides an oil gas recovery nozzle 100, its inside relatively independent oil circuit and gas circuit that is provided with, the oil circuit is used for carrying methyl alcohol petrol or ethanol petrol when refueling. The gas circuit is used for pumping back the volatilized oil gas for recovery when oiling. The inventor finds that methanol and ethanol in methanol gasoline or ethanol gasoline have higher water absorbability compared with common gasoline, and the oil gas can contain higher moisture when being directly recovered, so that the purity of the oil gas is lowered, and the corrosion to an air extraction pipeline is serious. In view of the above, the oil and gas recovery nozzle 100 further includes a drying chamber 134 for storing a desiccant in the housing 110, the drying chamber 134 includes an air inlet 1341 and an air outlet 1342, the air inlet 1341 is communicated with the air suction hole 133 through the first air suction pipe 135, and the air outlet 1342 is communicated with the air suction passage 230 through the second air suction pipe 136. The pumped oil gas is firstly dried in the drying chamber 134 and then subsequently conveyed, so that the purity of the oil gas is ensured, the difficulty of post-treatment is reduced, and the service life of an air pumping pipeline is prolonged.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The oil gas recovery oil gun is characterized by comprising a shell, wherein the shell is provided with a head part and a tail part which are opposite, the head part is provided with an oil nozzle, and the tail part is communicated with an oil filling machine through an oil conveying pipe; the oil delivery pipe comprises an outer pipe and an inner pipe which are nested, an air exhaust channel for recovering oil gas is formed in the inner pipe, and an oil delivery channel for delivering oil is formed between the inner pipe and the outer pipe;
an oil cavity is arranged in the shell, and one end of the oil cavity close to the tail part is communicated with the oil transportation channel; one end of the oil nozzle extends into the oil cavity to form an oil inlet, and a control valve for controlling the opening and the closing of the oil inlet is arranged at the oil inlet;
an air pumping shell is sleeved outside the oil nozzle, an air pumping gap is formed between the air pumping shell and the oil nozzle, and an air pumping hole penetrating through the air pumping shell is formed in the air pumping shell; the drying chamber is provided with an air inlet and an air outlet, the air inlet is communicated with the air exhaust hole through a first air exhaust pipe, and the air outlet is communicated with the air exhaust channel through a second air exhaust pipe.
2. The vapor recovery nozzle of claim 1, wherein a first screen is disposed at the air inlet to prevent desiccant from entering the first suction line; and a second screen for preventing the drying agent from entering the second exhaust pipe is arranged at the air outlet.
3. The oil and gas recovery nozzle of claim 2, wherein the housing has an opening therethrough, the opening communicating with the drying chamber; the opening part is provided with a cover body used for covering the opening, and the cover body is detachably connected with the shell.
4. The oil and gas recovery nozzle of claim 3, wherein the control valve comprises a valve body, a valve stem and a lever member, the valve body is disposed at the oil inlet in the oil chamber to cover the oil inlet; one end of the valve rod is connected with the valve body, and the other end of the valve rod penetrates through the shell and extends out of the shell; the lever piece comprises a hinged end hinged with the shell, and when the lever piece rotates around the hinged end and is close to the shell, the lever piece can push the valve rod to enable an oil passing gap to be formed between the valve body and the oil inlet.
5. The vapor recovery nozzle of claim 4, wherein the housing includes a hand-held portion and a hand guard portion; the oil cavity is positioned in the hand-held part, and the first air exhaust pipe, the second air exhaust pipe and the drying chamber are all positioned in the hand-held part; an active area for the lever member to move is formed between the hand-holding part and the hand-protecting part.
6. The oil and gas recovery nozzle of claim 5, wherein the opening is disposed on a side of the hand guard portion remote from the hand grip portion.
7. The oil and gas recovery nozzle of claim 6, wherein an elastic sealing sleeve is sleeved outside the air pumping shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921562221.2U CN210528452U (en) | 2019-09-19 | 2019-09-19 | Oil gas recovery nozzle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921562221.2U CN210528452U (en) | 2019-09-19 | 2019-09-19 | Oil gas recovery nozzle |
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| CN210528452U true CN210528452U (en) | 2020-05-15 |
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| CN201921562221.2U Active CN210528452U (en) | 2019-09-19 | 2019-09-19 | Oil gas recovery nozzle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748231A (en) * | 2021-01-13 | 2021-05-04 | 青岛欧赛斯环境与安全技术有限责任公司 | Portable ethanol gasoline water-soluble method quality inspection device and detection method |
-
2019
- 2019-09-19 CN CN201921562221.2U patent/CN210528452U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748231A (en) * | 2021-01-13 | 2021-05-04 | 青岛欧赛斯环境与安全技术有限责任公司 | Portable ethanol gasoline water-soluble method quality inspection device and detection method |
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Effective date of registration: 20210816 Address after: 550000 No. 1, floor 7, unit 1, No. 116, Ruijin North Road, Yunyan District, Guiyang City, Guizhou Province Patentee after: Guizhou qingheyue Energy Development Co.,Ltd. Address before: 550000 jinyindong, Maijia Town, Baiyun District, Guiyang City, Guizhou Province (No. 1-4-c011, Guiyang West Chemical Market) Patentee before: GUIZHOU TIANDING NEW ENERGY Co.,Ltd. |