CN215886361U - Formula oil gas recovery type nozzle is triggered in exerting pressure - Google Patents
Formula oil gas recovery type nozzle is triggered in exerting pressure Download PDFInfo
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- CN215886361U CN215886361U CN202121683505.4U CN202121683505U CN215886361U CN 215886361 U CN215886361 U CN 215886361U CN 202121683505 U CN202121683505 U CN 202121683505U CN 215886361 U CN215886361 U CN 215886361U
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Abstract
The utility model discloses a pressure-applying triggering type oil gas recovery type oil gun, which comprises an oil gun body, a main valve, a self-sealing part, an auxiliary valve, a switching sleeve, an oil gun nozzle, a triggering part, a switch rod, a baffle and a limiting plate, wherein the main valve is arranged on the oil gun body; the oil gun body is connected with the oil gun nozzle through a switching sleeve, wherein one end of the switching sleeve is connected with the front part of the oil gun body, and the other end of the switching sleeve is connected with the rear part of the oil gun nozzle; the middle part of the oil gun body is provided with a main valve and a self-sealing part; the front part of the oil gun body is provided with an auxiliary valve; a limiting plate is arranged below the oil gun body, and two ends of the limiting plate are connected with the middle part and the rear part of the oil gun body; the main valve is connected with the self-sealing part through a switch rod, wherein the front part of the switch rod is connected with the self-sealing part, and the middle part of the switch rod is connected with the main valve; and the front part of the limiting plate is provided with a triggering part. The utility model solves the problems of oil gas leakage of the oil tank, atmospheric environment pollution and the like caused by non-standard operation behaviors during refueling, and has the characteristics of simple and convenient operation, full recovery of the oil gas of the oil tank and the like.
Description
Technical Field
The utility model belongs to the technical field of oil guns, and particularly relates to an oil gas recovery type oil gun.
Background
The national relevant policy of coming out requires to administer volatile organic gas, definitely requires the gas station to install the oil gas recovery device, and concretely relates to secondary oil gas recovery. The basic principle of secondary oil gas recovery is as follows: when in oiling, under the action of a vacuum pump or a fan, oil gas in the oil tank is recovered into the underground storage tank in an equal volume replacement mode. However, many gas stations utilize the ordinary type oil gas recovery nozzle to carry out oil gas recovery at present, and the recovery effect is influenced by human operation factor, has the problems such as the leakproofness is not strong, oil gas recovery rate is low, easy improper operation causes oil gas leakage, pollutes atmospheric environment.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a pressure-applying triggering type oil gas recovery type oil gun.
In order to realize the purpose of the utility model, the following technical scheme is adopted:
a pressure-applying triggering type oil gas recovery type oil gun comprises an oil gun body, a main valve, a self-sealing part, an auxiliary valve, a switching sleeve, an oil gun nozzle, a triggering part, a switch rod, a baffle and a limiting plate; the oil gun body is connected with the oil gun nozzle through a switching sleeve, wherein one end of the switching sleeve is connected with the front part of the oil gun body, and the other end of the switching sleeve is connected with the rear part of the oil gun nozzle; the middle part of the oil gun body is provided with a main valve and a self-sealing part; the front part of the oil gun body is provided with an auxiliary valve; a limiting plate is arranged below the oil gun body, and two ends of the limiting plate are connected with the middle part and the rear part of the oil gun body; the main valve is connected with the self-sealing part through a switch rod, wherein the front part of the switch rod is connected with the self-sealing part, and the middle part of the switch rod is connected with the main valve; the front part of the limiting plate is provided with a triggering part; one end of the baffle is connected with the middle of the limiting plate, and the other end of the baffle is connected with the rear end of the switch rod.
As a further improvement of the technical scheme, the triggering part comprises a first spring, a connecting rod, a second spring and a leather cup; the middle part of the connecting rod is hinged to the front part of the limiting plate; a leather cup is arranged at the front end of the oil gun nozzle; the first spring is connected with the middle part of the switch rod, and the other end of the first spring is connected with the rear end of the connecting rod; one end of the second spring is connected with the front end of the connecting rod, and the other end of the second spring is connected with the leather cup.
As a further improvement of the technical scheme, the upper part of the leather cup is provided with a groove which is not communicated with the inner cavity of the leather cup; a hook ring is arranged in the groove and is used for being connected with a second spring; and a support ring is arranged below the groove and used for supporting the groove.
As a further improvement of the technical scheme, one end of the second spring is connected with the front end of the connecting rod, and the other end of the second spring is inserted into the groove and is connected with the hook ring on the second spring.
As a further improvement of the technical scheme, the main valve comprises a valve cover, a valve and a mandril; the top end of the middle part of the oil gun body is provided with a valve cover; and the lower end of the valve is provided with a mandril.
As a further improvement of the technical scheme, the self-sealing part comprises a gland, a self-control film, a self-sealing rod, a self-control rod and a steel ball; the top end of the middle part of the oil gun body is provided with a gland; the automatic control film is arranged at the joint of the oil gun body and the gland; a self-sealing rod is arranged below the gland; and an automatic control rod is arranged at the lower end of the self-sealing rod, and a steel ball is matched in the upper end of the automatic control rod.
As a further improvement of the technical scheme, the oil gun nozzle comprises a gun nozzle, an air inlet nozzle and a venturi tube; the front end inside the gun nozzle is provided with an air inlet nozzle; one end of the Venturi tube is connected with the air inlet nozzle, and the other end of the Venturi tube is connected with an oil cavity in the oil gun body.
Compared with the prior art, the utility model has the advantages that: the problems of oil gas leakage of the oil tank, pollution to the atmospheric environment and the like caused by non-standard operation behaviors during refueling are solved, and the method has the characteristics of simple and convenient operation, full recovery of the oil gas of the oil tank and the like
1. When the oil gas recovery device is used, oil gas can be effectively recovered, and the oil gas in the oil filling container can be fully recovered; when the oil is filled, the pressure-applying triggering type oil gas recovery type oil filling gun is in close contact with an oil filling container opening to achieve a plane sealing effect, the triggering part is pressed by utilizing the stability of the oil filling container, the triggering part operates to drive the switch rod and open the main valve, the oil filling pump and the oil gas recovery pump are started simultaneously to recover oil gas in the oil filling container, and secondary oil gas recovery is completed; when the oiling is stopped, the trigger part is separated from the oiling container port, the trigger part returns to the initial state, the main valve is closed, and the oiling is stopped, so that the utilization rate of energy is improved, and the economic loss of the energy is reduced.
2. When the oil gas refueling device is used, the triggering part can effectively standardize the operation behavior of refueling personnel, and the waste of oil gas is reduced; the leather cup is tightly contacted with the opening of the refueling container and applies pressure to the opening, the pressed leather cup drives the second spring to contract, the second spring drives the first spring through the connecting rod, the first spring rotates the switch rod, the switch rod opens the main valve, and refueling is started; the leather cup is separated from the oil filling container opening, the first spring and the second spring recover to the initial state, the main valve is closed, oil filling is stopped, oil filling operation is standardized, potential safety hazards are eliminated, and the atmospheric environment is protected.
3. The utility model has low improvement cost and high benefit return rate, and is suitable for gas stations of different scales.
4. The utility model has convenient operation and strong practicability and effectively reduces the manual operation steps.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic view of a pressurized triggered oil-gas recovery type fueling gun according to the present invention;
FIG. 2 is a schematic structural diagram of the trigger portion of the present invention;
FIG. 3 is a schematic structural view of the cup of the present invention;
FIG. 4 is a schematic diagram of the main valve of the present invention;
FIG. 5 is a schematic structural view of the self-sealing portion of the present invention;
fig. 6 is a schematic structural view of the oil gun nozzle of the present invention.
Names and serial numbers of the components in the figure: 1-oil gun body, 2-main valve, 3-self-sealing part, 4-auxiliary valve, 5-adapter sleeve, 6-oil gun nozzle, 7-trigger part, 8-switch rod, 9-baffle, 10-limit plate, 21-valve cover, 22-valve, 23-ejector rod, 31-gland, 32-self-control membrane, 33-self-sealing rod, 34-self-control rod, 35-steel ball, 61-gun nozzle, 62-air inlet nozzle, 63-Venturi tube, 71-first spring, 72-connecting rod, 73-second spring, 74-leather cup, 741-groove, 742-shackle and 743-support ring.
Detailed Description
In order to make the technical solutions in the present application better understood, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present application shall fall within the protection scope of the present application.
Example 1:
as shown in fig. 1, a pressure-applying trigger type oil gas recovery type fuel gun is characterized in that: the oil gun comprises an oil gun body 1, a main valve 2, a self-sealing part 3, an auxiliary valve 4, a switching sleeve 5, an oil gun nozzle 6, a triggering part 7, a switch rod 8, a baffle 9 and a limiting plate 10; the oil gun body 1 is connected with the oil gun nozzle 6 through the adapter sleeve 5, wherein one end of the adapter sleeve 5 is connected with the front part of the oil gun body 1, and the other end of the adapter sleeve is connected with the rear part of the oil gun nozzle 6; the middle part of the oil gun body 1 is provided with a main valve 2 and a self-sealing part 3; the front part of the oil gun body 1 is provided with an auxiliary valve 4; a limiting plate 10 is arranged below the oil gun body 1, and two ends of the limiting plate 10 are connected with the middle part and the rear part of the oil gun body 1; the main valve 2 is connected with the self-sealing part 3 through a switch rod 8, wherein the front part of the switch rod 8 is connected with the self-sealing part 3, and the middle part of the switch rod 8 is connected with the main valve 2; the front part of the limiting plate 10 is provided with a triggering part 7; one end of the baffle 9 is connected with the middle part of the limiting plate 10, and the other end is connected with the rear end of the switch rod 8.
The working mode is as follows:
when in oil filling, the oil gun nozzle 6 extends into an oil filling container, the triggering part 7 is in close contact with an oil filling container opening, the triggering part 7 is pressed to drive the switch rod 8, the switch rod 8 opens the main valve 2 and the self-sealing part 3, pressure oil enters the main valve 2 and the auxiliary valve 4 in the oil gun body 1 and pushes the auxiliary valve 4 open, the pressure oil is discharged into the oil filling container through the oil gun nozzle 6, three different gears are arranged on the limiting plate 10, and the baffle 9 obtains different oil filling amounts by means of adjustment of the corresponding gears of the limiting plate 10, so that the control of an oil filling person is facilitated; after the refueling is finished, the trigger part 7 is separated from the port of the refueling container, the baffle plate 9 returns to the original position, the switch rod 8 is restored to the original state, the main valve 2 is closed, and the auxiliary valve 4 can prevent the oil in the gun body from flowing outwards, so that the oil waste and the environmental pollution are reduced.
Example 2:
compared with example 1, the difference is that: the trigger part 7 comprises a first spring 71, a connecting rod 72, a second spring 73 and a leather cup 74; the middle part of the connecting rod 72 is hinged at the front part of the limiting plate 10; a leather cup 74 is arranged at the front end of the oil gun nozzle 6; the first spring 71 is connected with the middle part of the switch rod 8, and the other end of the first spring is connected with the rear end of the connecting rod 72; one end of the second spring 73 is connected with the front end of the connecting rod 72, and the other end is connected with the leather cup 74.
Example 3:
as shown in fig. 3, compared with example 2, there are differences in that: the upper part of the leather cup 74 is provided with a groove 741 which is not communicated with the inner cavity of the leather cup 74; a hook ring 742 is arranged in the groove 741 and is used for connecting the second spring 73; a support ring 743 is disposed below the groove 741 to support the groove 741.
Example 4:
as shown in fig. 2, compared with example 3, there are differences in that: the second spring 73 has one end connected to the front end of the link 72 and the other end inserted into the groove 741, and is connected to the hook 742 thereon.
The working mode is as follows:
the first spring 71 is a spiral compression type spring, one end of the first spring is connected with the middle part of the switch lever 8, the other end of the first spring is connected with the rear end of the connecting rod 72, the connecting rod 72 is hinged on the limiting plate 10, the second spring 73 is a spiral extension type spring, one end of the second spring is connected with the front end of the connecting rod 72, the other end of the second spring is inserted into the groove 741 and connected with the hook ring 742, and the groove 741 is a straight groove so as to facilitate the insertion of the second spring 73; when the oil is added, the leather cup 74 is in close contact with the oil adding container opening to achieve the effect of plane sealing, the oil adding container opening is used for applying pressure to the leather cup 74, the leather cup 74 is compressed and contracted, the support ring 743 supports the second spring, the second spring 73 is compressed to drive the hinged connecting rod 72 to rotate, the first spring 71 is influenced by the connecting rod to start stretching, the middle part of the switch rod 8 is provided with a fulcrum, the front end of the switch rod 8 is rotated by the downward pulling force of the first spring 71, the rear end of the switch rod is lifted upwards to open the main valve 2, the oil adding pump is started to add oil, meanwhile, the oil gas recovery pump is started, and oil gas is recovered to the oil storage tank.
Example 5:
as shown in fig. 3, compared with embodiment 1, there are differences in that: the main valve 2 comprises a valve cover 21, a valve 22 and a mandril 23; the top end of the middle part of the oil gun body 1 is provided with a valve cover 21; the lower end of the valve 22 is provided with a mandril 23.
Example 6:
as shown in fig. 4, compared with embodiment 1, there are differences in that: the self-sealing part 3 comprises a gland 31, a self-control film 32, a self-sealing rod 33, a self-control rod 34 and a steel ball 35; the top end of the middle part of the oil gun body 1 is provided with a gland 31; the automatic control film 32 is arranged at the joint of the oil gun body 1 and the gland 31; a self-sealing rod 33 is arranged below the gland 31; an automatic control rod 34 is arranged below the self-sealing rod 33; a steel ball 35 is adapted in the upper end of the automatic control rod 34.
The working mode is as follows:
three holes are formed in the upper end of the self-sealing rod 33, three steel balls 35 are matched in the holes, the switch rod 8 drives the self-control rod 34 to be lifted, the steel balls 35 clamp the self-control rod 34 by means of the oil gun body 1 to prevent the self-control rod 34 from moving downwards, and when the self-sealing rod 33 moves upwards, the steel balls are folded towards the center of the self-control rod 34 to enable the self-sealing rod 33 to move downwards.
Example 7:
as shown in fig. 5, compared with embodiment 1, there are differences in that: the oil gun nozzle 6 comprises a gun nozzle 61, an air inlet nozzle 62 and a venturi tube 63; the front end inside the gun nozzle 61 is provided with an air inlet nozzle 62; one end of the Venturi tube 63 is connected with the air inlet nozzle 62, and the other end of the Venturi tube is connected with an oil cavity in the oil gun body 1.
The working mode is as follows:
when oil passes through the auxiliary valve 4, the pressure in the upper cavity of the self-control membrane 32 is reduced due to the suction effect of the liquid flow, but the air inlet nozzle 62 at the front end of the gun nozzle 61 is communicated with the upper cavity of the self-control membrane 32 through the venturi tube 63, the air pressure in the upper cavity of the self-control membrane 32 is continuously supplemented by the external air, the pressure in the upper cavity of the self-control membrane 32 is equal to that in the lower cavity of the self-control membrane 32, so that the self-control membrane 32 is in a balance position, when the air inlet nozzle 62 is submerged by the oil, the upper cavity of the self-control membrane 32 is isolated from the external atmosphere to form negative pressure, so that pressure difference is formed between the upper cavity and the lower cavity of the self-control membrane 32, the switch membrane 32 and the self-sealing rod 33 move upwards, the steel ball 35 falls into the self-control rod 34, the self-control rod 34 moves downwards under the pulling force of the switch rod 8, the ejector rod 23 moves downwards along with the downward movement of the switch rod 8, the main valve 2 closes to supply oil and stop, and waste is prevented when the oil container is full.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the utility model.
Claims (7)
1. The utility model provides a formula oil gas recovery type nozzle is triggered in exerting pressure which characterized in that: the oil gun comprises an oil gun body (1), a main valve (2), a self-sealing part (3), an auxiliary valve (4), a switching sleeve (5), an oil gun nozzle (6), a triggering part (7), a switch rod (8), a blocking piece (9) and a limiting plate (10);
the oil gun body (1) is connected with the oil gun nozzle (6) through a switching sleeve (5), wherein one end of the switching sleeve (5) is connected with the front part of the oil gun body (1), and the other end of the switching sleeve is connected with the rear part of the oil gun nozzle (6);
the middle part of the oil gun body (1) is provided with a main valve (2) and a self-sealing part (3);
the front part of the oil gun body (1) is provided with an auxiliary valve (4);
a limiting plate (10) is arranged below the oil gun body (1), and two ends of the limiting plate (10) are connected with the middle part and the rear part of the oil gun body (1);
the main valve (2) is connected with the self-sealing part (3) through a switch rod (8), wherein the front part of the switch rod (8) is connected with the self-sealing part (3), and the middle part of the switch rod (8) is connected with the main valve (2);
the front part of the limiting plate (10) is provided with a triggering part (7);
one end of the baffle plate (9) is connected with the middle part of the limiting plate (10), and the other end of the baffle plate is connected with the rear end of the switch rod (8).
2. The pressure application trigger type oil and gas recovery type fueling gun of claim 1 wherein: the trigger part (7) comprises a first spring (71), a connecting rod (72), a second spring (73) and a leather cup (74);
the middle part of the connecting rod (72) is hinged to the front part of the limiting plate (10);
a leather cup (74) is arranged at the front end of the oil gun nozzle (6);
the first spring (71) is connected with the middle part of the switch rod (8), and the other end of the first spring is connected with the rear end of the connecting rod (72);
one end of the second spring (73) is connected with the front end of the connecting rod (72), and the other end of the second spring is connected with the leather cup (74).
3. The pressure-actuated triggered vapor recovery refueling gun of claim 2, wherein: the upper part of the leather cup (74) is provided with a groove (741), and the groove is not communicated with the inner cavity of the leather cup (74);
a hook ring (742) is arranged in the groove (741) and is used for being connected with a second spring (73);
a supporting ring (743) is arranged below the groove (741) and used for supporting the groove (741).
4. The pressure-actuated triggered vapor recovery refueling gun of claim 3, wherein: the other end of the second spring (73) is inserted into the groove (741) and connected with the hook ring (742) thereon.
5. The pressure application trigger type oil and gas recovery type fueling gun of claim 1 wherein: the main valve (2) comprises a valve cover (21), a valve (22) and a push rod (23);
the top end of the middle part of the oil gun body (1) is provided with a valve cover (21);
and the lower end of the valve (22) is provided with a mandril (23).
6. The pressure application trigger type oil and gas recovery type fueling gun of claim 1 wherein: the self-sealing part (3) comprises a gland (31), a self-control film (32), a self-sealing rod (33), a self-control rod (34) and a steel ball (35);
the top end of the middle part of the oil gun body (1) is provided with a gland (31);
the automatic control film (32) is arranged at the joint of the oil gun body (1) and the gland (31);
a self-sealing rod (33) is arranged below the gland (31);
the lower end of the self-sealing rod (33) is provided with a self-control rod (34);
a steel ball (35) is adapted in the upper end of the automatic control rod (34).
7. The pressure application trigger type oil and gas recovery type fueling gun of claim 1 wherein: the oil gun nozzle (6) comprises a gun nozzle (61), an air inlet nozzle (62) and a Venturi tube (63);
the front end inside the gun nozzle (61) is provided with an air inlet nozzle (62);
one end of the Venturi tube (63) is connected with the air inlet nozzle (62), and the other end of the Venturi tube is connected with an oil cavity in the oil gun body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683505.4U CN215886361U (en) | 2021-07-23 | 2021-07-23 | Formula oil gas recovery type nozzle is triggered in exerting pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683505.4U CN215886361U (en) | 2021-07-23 | 2021-07-23 | Formula oil gas recovery type nozzle is triggered in exerting pressure |
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| Publication Number | Publication Date |
|---|---|
| CN215886361U true CN215886361U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121683505.4U Active CN215886361U (en) | 2021-07-23 | 2021-07-23 | Formula oil gas recovery type nozzle is triggered in exerting pressure |
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| Country | Link |
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| CN (1) | CN215886361U (en) |
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2021
- 2021-07-23 CN CN202121683505.4U patent/CN215886361U/en active Active
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