CN210710720U

CN210710720U - Elevation angle self-sealing device for intelligent oil gun

Info

Publication number: CN210710720U
Application number: CN201921145853.9U
Authority: CN
Inventors: 刘业斌; 黄国宏; 唐浩
Original assignee: Synergy Innovation Institute Of Gdut Heyuan
Current assignee: Synergy Innovation Institute Of Gdut Heyuan
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-06-09
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a device is proclaimed oneself in angle of elevation for intelligence nozzle, including the rifle shell, be provided with the main valve in the rifle shell and link to each other with oil inlet pipe way, the push rod of main valve links to each other with the handle of installing at the rifle shell rear end, the main valve below is provided with first cavity and links to each other with the passageway of main valve, the rear end of first cavity is connected with the intermediate channel and connects the second cavity through the intermediate channel, the second cavity links to each other with an oil pipe, be provided with the plunger groove rather than the perpendicular ascending plunger groove of axis in the middle of the intermediate channel, plunger groove top is provided with the third cavity, the side of plunger is provided with the oil outlet who runs through and installs at the plunger inslot, its side through reset spring and third cavity of rotor plate is installed in the pivot at plunger top links to each other. The utility model discloses utilize the action of gravity to make the bobble drive the rotatory angle of elevation that has realized the nozzle and proclaim oneself the function, solved and refueled the improper problem that causes the oil splash to other places and arouse harm of misoperation.

Description

Elevation angle self-sealing device for intelligent oil gun

Technical Field

The utility model relates to an intelligence nozzle technical field specifically is a device is proclaimed oneself to angle of elevation for intelligence nozzle.

Background

The gas station is used as an oil product sale terminal to sell a large amount of oil products every day, and the safety problem of the gas station is always the key point of concern. The phenomenon of misoperation possibly exists in the daily refueling process to cause harm, and corresponding self safety protection functions are adopted by refueling equipment to ensure the safety of the refueling process. At present, the nozzle that the filling station used mostly all has the elevation to proclaim oneself the function, and when filling oil in filling station staff utilized the nozzle to customer's car promptly, handheld nozzle was raised upward and is reached certain angle nozzle and can self-sealing stop the oiling to this prevents that the misoperation from causing the oil splash to other places and arouse harm, consequently we need set up one kind and make the nozzle erect the intelligent nozzle that can make the nozzle proclaim oneself after certain angle and proclaim oneself the device with the elevation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is proclaimed oneself at angle of elevation for intelligence nozzle aims at improving and causes the problem that the oil splash arouses harm to other places with the misoperation.

The utility model discloses a realize like this:

an elevation angle self-sealing device for an intelligent oil gun comprises a gun shell, a main valve is arranged in the gun shell, a channel of the main valve is connected with an oil inlet pipeline, a push rod of the main valve is connected with a handle arranged at the rear end of the gun shell, a first cavity is arranged below the main valve in the shell, the first cavity is connected with a channel of the main valve, the rear end of the first cavity is connected with an intermediate channel, the other end of the intermediate channel is provided with a second cavity, the second cavity is connected with the oil outlet pipe, a plunger groove which is vertical to and upward from the axis of the intermediate channel is arranged in the middle of the intermediate channel, the top end of the plunger groove is provided with a third cavity, a plunger is arranged in the plunger groove, the middle part of the side surface of the plunger is provided with a through oil outlet hole and is arranged in the plunger groove, the top of the plunger is provided with a rotating shaft, the top end of the rotating shaft is provided with a rotating plate, one side of the third cavity is provided with a small ball, and one side of the;

through adopting above-mentioned technical scheme, be convenient for make the nozzle erect certain angle after, thereby it is rotatory to make the plunger rotatory to make the bobble drive the rotor plate rotate through the action of gravity, thereby it has prevented fluid from the intermediate passage outflow to make the oil outlet rotatory to the side of intermediate passage, has realized this intelligence nozzle's angle of elevation self-sealing function, has solved because improper operation causes the oil splash to other places after refueling to arouse the problem of harm.

Furthermore, when the reset spring is not stressed, one side of the rotating plate is attached to the opening limiting notch at the rear end, the axis of the oil outlet of the plunger is overlapped with the axis of the middle channel, the other side of the rotating plate is attached to the closing limiting notch at the front end after the rotating plate rotates for 90 degrees around the axis of the plunger, and the axis of the oil outlet of the plunger is vertical to the axis direction of the middle channel;

through adopting above-mentioned technical scheme, restrict the rotation angle of rotor plate, can prevent effectively that the problem that the plunger activity influences the oiling has improved this angle of elevation self-sealing device's efficiency in refueling process, in addition through reset spring with close spacing breach and be convenient for adjust.

Further, a sealing bearing is arranged between the rotating shaft and the upper end of the plunger groove, the inner ring of the sealing bearing is in interference fit with the rotating shaft, and the outer ring of the sealing bearing is in interference fit with the plunger groove;

through adopting above-mentioned technical scheme, thereby can prevent that thereby fluid from entering into the third cavity and influencing the problem of the effect that this rotor plate is proclaimed oneself in the nozzle, can keep the rotation performance of pivot through sealed bearing in addition.

Furthermore, the plunger is in transition fit with the plunger groove, the height of the plunger is larger than the diameter of the middle channel, the depth of the plunger groove is larger than the height of the plunger, and the bottom end of the plunger groove is lower than the bottom surface of the middle channel;

through adopting above-mentioned technical scheme, install the plunger in the plunger groove to be less than the bottom surface of middle passageway with the bottom of plunger groove and be convenient for keep the plunger stable under horizontal oil pressure, further improved the device from the stability can of proclaiming oneself.

Furthermore, the cross section of the middle channel is circular, and the diameter of the lower end of the plunger piston groove is larger than that of the middle channel;

through adopting above-mentioned technical scheme, be convenient for plug up middle passageway through rotatory plunger.

Furthermore, one side of the third cavity is provided with a small ball channel, the width of the small ball channel is consistent with the diameter of the small ball, and the length of the rotating plate is smaller than the diameter of the small ball;

through adopting above-mentioned technical scheme, prevent that the bobble from rocking about in the third cavity, the bobble rolls in the bobble passageway and can restrict the left and right direction of bobble to prevent that reset spring pulling rotor plate from influencing the performance of proclaiming oneself when proclaiming oneself.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses (1), thereby it is rotatory to realize the angle of elevation and proclaim oneself the function through utilizing the action of gravity principle to make the bobble motion drive plunger, need not set up other valve systems and intelligent control system in adding the oil chamber, makes this intelligent nozzle simple structure to certain production manufacturing cost has been reduced, and the device is proclaimed oneself the effect stably.

(2) After the oil gun is erected at a certain angle horizontally, the self-sealing device plays a role, so that the oil way of the intelligent oil gun is sealed, oil in the oil gun cannot be splashed out due to the fact that the oil gun is lifted, the use safety of the intelligent oil gun is further improved, and the safety of a gas station and a refueling truck is guaranteed.

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 the elevation angle self-sealing device for the intelligent fuel gun of the present invention;

FIG. 2 is a partially enlarged schematic view of the elevation self-sealing device X for the smart fueling gun shown in FIG. 1;

FIG. 3 is a cross-sectional view of the elevation self-sealing device for the smart fueling gun of FIG. 1 taken along the other direction A-A;

fig. 4 is a partially enlarged schematic view of the elevation self-sealing device for the smart fueling gun shown in fig. 3 at Y.

In the figure: 1. a gun housing; 101. a first cavity; 102. a middle channel; 103. a second cavity; 104. a plunger groove; 105. a third cavity; 1051. a pellet channel; 1052. opening a limit notch; 1053. closing the limiting notch; 11. a plunger; 111. an oil outlet hole; 112. a rotating shaft; 12. a rotating plate; 13. a pellet; 14. a return spring; 15. sealing the bearing; 2. a main valve; 3. a handle; 4. an oil outlet pipe.

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.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, in the embodiment of the present invention,

an elevation self-sealing device for an intelligent oil gun comprises a gun shell 1, wherein a main valve 2 is arranged in the gun shell 1, a channel of the main valve 2 is connected with an oil inlet pipeline, a push rod of the main valve 2 is connected with a handle 3 arranged at the rear end of the gun shell 1, the main valve 2 is pressed and operated through the handle 3 to open the main valve 2, a first cavity 101 is arranged in the gun shell 1 below the main valve 2, the first cavity 101 is connected with a channel of the main valve 2, oil in the oil pipeline flows into the first cavity 101 from the channel of the main valve 2 after the main valve 2 is opened, the rear end of the first cavity 101 is connected with an intermediate channel 102, the other end of the intermediate channel 102 is provided with a second cavity 103, the second cavity 103 is connected with an oil outlet pipe 4, a plunger groove 104 which is vertical to the axis of the intermediate channel 102 upwards is arranged in the middle, the top end of the plunger groove 104 is provided with a third cavity 105, a plunger 11 is arranged in the plunger groove, the plunger 11 is in transition fit with the plunger groove 104, the height of the plunger 11 is larger than the diameter of the middle channel 102, the depth of the plunger groove 104 is larger than the height of the plunger 11, the bottom end of the plunger groove 104 is lower than the bottom surface of the middle channel 102, the plunger 11 is installed in the plunger groove 104, and the bottom end of the plunger groove 104 is lower than the bottom surface of the middle channel 104, so that the stability of the plunger 11 under transverse oil pressure is kept, and the self-sealing stability of the device is further improved; the cross section of the middle passage 102 is circular, and the diameter of the lower end of the plunger groove 104 is larger than that of the middle passage 102, so that the middle passage 102 is conveniently blocked by rotating the plunger 11;

the middle part of the side of the plunger 11 is provided with a through oil outlet 111 and is arranged in the plunger groove 104, the oil outlet 111 can be rotated to the side of the middle channel 102 by rotating the plunger 11, so that oil can not flow out from the oil outlet 111, the middle channel 102 is completely blocked by the plunger 11, the top of the plunger 11 is provided with a rotating shaft 112, a sealing bearing 15 is arranged between the rotating shaft 112 and the upper end of the plunger groove 104, the inner ring of the sealing bearing 15 is in interference fit with the rotating shaft 112, the outer ring of the sealing bearing is in interference fit with the plunger groove 104, the rotating plate 12 is arranged at the top end of the rotating shaft 112, the length and the width of the two plates of the rotating plate 12 are equal, the lower end of the rotating plate 12 is clamped in an L-shaped clamping groove at the top end of the rotating shaft 112 corresponding to the rotating plate 12, one side of the third cavity 105 is provided with a solid small ball 13 made of stainless steel, one, the length of the rotating plate 12 is smaller than the diameter of the small ball 13, the small ball 13 is always clamped in the included angle of the rotating plate 12, the small ball 12 is attached to a small ball channel 1051 with the same diameter as the small ball 13, the small ball 13 can be prevented from shaking left and right in the third cavity 105, therefore, the phenomenon that the rotating plate is pulled by a reset spring to influence the self-sealing performance during self-sealing is prevented, and the rotating plate 12 is of an L-shaped structure, one side of the rotating plate is connected with the side edge of the third cavity 105 through the reset spring 14;

when the reset spring 14 is not stressed, one side of the rotating plate 12 is attached to the opening limit notch 1052 at the rear end, the axis of the oil outlet 111 of the plunger 11 is overlapped with the axis of the middle channel 102, the other side of the rotating plate 12 is attached to the closing limit notch 1053 at the front end after the rotating plate 12 rotates 90 degrees around the axis of the plunger 11, and the axis of the oil outlet 111 of the plunger 11 is vertical to the axis direction of the middle channel 102.

The working principle is as follows: when the oil gun is used for oiling, the oil outlet pipe is inserted into the oil inlet tank, the small ball 13 in the third cavity 105 is always positioned below the small ball channel 1051 under the action of gravity, at the moment, one side of the rotating plate 12 is fixed on the opening limit notch 1052 by the return spring, at the moment, the axis of the oil outlet hole 111 on the plunger 11 is superposed with the axis of the middle channel 102, then the handle 3 is pressed to open the main valve 2, the oil in the oil inlet pipeline flows into the first cavity 101, and then flows into the second cavity 103 through the oil outlet hole 111 on the plunger 11 arranged in the middle channel 102, so that the oil flows into the oil tank of the oiled vehicle through the oil outlet pipe 4;

after the oiling is finished, firstly, the gun head of the oiling gun is lifted to lead the oil outlet pipe 4 of the oiling gun to be erected upwards for a certain angle, then the handle 3 is released to close the main valve 2, the ball 31 in the third cavity 105 starts to move along the ball passage 1051 to the other side due to the gravity, because the small ball 13 is blocked in the included angle of the rotating plate 12, when the small ball 13 moves, the small ball 13 will drive the rotating plate 12 to rotate around the axis of the rotating shaft 112, when the ball 13 moves to the other side of the ball channel 1051, the other side of the rotating plate 12 is attached to the closing limit notch 1053, the ball 13 limits the position of the rotating plate 12 in the ball channel 1051, the rotating plate 12 rotates 90 degrees, thereby driving the plunger 11 to rotate 90 degrees to make the axis of the oil outlet hole 111 in the plunger 11 perpendicular to the axis of the middle channel 102, and at this time, the oil outlet hole 111 is hidden at the side surface of the plunger 11 contacting the middle channel 102, so that the oil path of the middle channel 102 is self-sealed by rotating the plunger 11.

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

1. The utility model provides a device is proclaimed oneself to elevation angle for intelligence nozzle, includes gun shell (1), be provided with main valve (2) in gun shell (1), the passageway and the oil inlet pipe way of main valve (2) link to each other, the push rod of main valve (2) links to each other its characterized in that with handle (3) of installing in gun shell (1) rear end: a first cavity (101) is arranged below a main valve (2) in the gun shell (1), the first cavity (101) is connected with a channel of the main valve (2), the rear end of the first cavity (101) is connected with a middle channel (102), the other end of the middle channel (102) is provided with a second cavity (103), the second cavity (103) is connected with an oil outlet pipe (4), a plunger groove (104) which is vertically upward relative to the axis of the middle channel (102) is arranged in the middle of the middle channel (102), the top end of the plunger groove (104) is provided with a third cavity (105), a plunger (11) is arranged in the plunger groove (104), the middle of the side surface of the plunger (11) is provided with a penetrating oil outlet hole (111) and is arranged in the plunger groove (104), the top of the plunger (11) is provided with a rotating shaft (112), the top end of the rotating shaft (112) is provided with a rotating plate (12), and one side of the third cavity (105) is provided with a small, the rotating plate (12) is of an L-shaped structure, and one side of the rotating plate is connected with the side of the third cavity (105) through a return spring (14).

2. The elevation self-sealing device for the intelligent oil gun according to claim 1, wherein when the return spring (14) is not stressed, one side of the rotating plate (12) is attached to the opening limit notch (106) at the rear end, the axis of the oil outlet (111) of the plunger (11) is coincident with the axis of the middle channel (102), the other side of the rotating plate (12) is attached to the closing limit notch at the front end after the rotating plate (12) rotates for 90 degrees around the axis of the plunger (11), and the axis of the oil outlet (111) of the plunger (11) is perpendicular to the axis direction of the middle channel (102).

3. The elevation self-sealing device for the intelligent oil gun according to claim 1, wherein a sealing bearing (15) is arranged between the rotating shaft (112) and the upper end of the plunger groove (104), the inner ring of the sealing bearing (15) is in interference fit with the rotating shaft (112) and the outer ring of the sealing bearing is in interference fit with the plunger groove (104).

4. The elevation self-sealing device for the intelligent oil gun is characterized in that the plunger (11) is in transition fit with the plunger groove (104) and the height of the plunger groove is larger than the diameter of the middle channel (102), the depth of the plunger groove (104) is larger than the height of the plunger (11) and the bottom end of the plunger groove is lower than the bottom surface of the middle channel (102).

5. The elevation self-sealing device for the smart fueling gun of claim 1, wherein the cross-section of the intermediate passage (102) is circular, and the diameter of the lower end of the plunger groove (104) is larger than that of the intermediate passage (102).

6. The elevation self-sealing device for the intelligent oil gun as claimed in claim 1, wherein a small ball channel (1051) is arranged at one side of the third cavity (105), the width of the small ball channel (1051) is consistent with the diameter of the small ball (13), and the length of the rotating plate (12) is smaller than the diameter of the small ball.