CN215711717U - Filling nozzle - Google Patents
Filling nozzle Download PDFInfo
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- CN215711717U CN215711717U CN202121891469.0U CN202121891469U CN215711717U CN 215711717 U CN215711717 U CN 215711717U CN 202121891469 U CN202121891469 U CN 202121891469U CN 215711717 U CN215711717 U CN 215711717U
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- oil return
- wall
- valve
- valve sleeve
- plugging
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Abstract
The utility model relates to a filling nozzle, which has the technical scheme that: comprises a valve sleeve, a valve core which can slide in the valve sleeve and a cylinder which is used for driving the valve core to slide so as to adjust the opening and closing of the valve core and the valve sleeve; the cylinder is arranged at one end of the valve sleeve; one end of the valve core is fixedly connected with the output end of the air cylinder, and the other end of the valve core can be used for plugging the other end of the valve sleeve; an oil inlet through hole is formed in the side wall of the valve sleeve; an oil return pipeline used for being connected with a vacuum pump is arranged on the cylinder; an oil return through hole is axially formed in the valve core; the oil return through hole is communicated with the oil return pipeline; this application has the effect that prevents fluid drippage.
Description
Technical Field
The utility model relates to the technical field of filling, in particular to a filling nozzle.
Background
The filling is chewed mainly used on the liquid filling machine, chews opening through the control filling and carries out the filling to the filling bottle, and the closure that the control filling was chewed stops the filling to the filling bottle.
At present, in the oil liquid filling industry, after the filling nozzle is closed, residual oil liquid on the filling nozzle can drip on a filling bottle or a filling machine, and the cleanness of the filling bottle and the filling machine is influenced, so that the research on the filling nozzle for preventing the oil liquid from dripping is very necessary.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a filling nozzle which has the function advantage of preventing oil from dripping.
The technical purpose of the utility model is realized by the following technical scheme:
a filling nozzle comprising: the valve comprises a valve sleeve, a valve core and a cylinder, wherein the valve core can slide in the valve sleeve, and the cylinder is used for driving the valve core to slide so as to adjust the valve core and the valve sleeve to open and close; the cylinder is arranged at one end of the valve sleeve; one end of the valve core is fixedly connected with the output end of the air cylinder, and the other end of the valve core can be used for plugging the other end of the valve sleeve; an oil inlet through hole is formed in the side wall of the valve sleeve; an oil return pipeline used for being connected with a vacuum pump is arranged on the cylinder; an oil return through hole is axially formed in the valve core; the oil return through hole is communicated with the oil return pipeline.
Optionally, the valve core includes: a core body and an oil return nozzle; one end of the core body is fixedly connected with the output end of the air cylinder, and the other end of the core body is fixedly connected with one end of the oil return nozzle; the oil return through hole sequentially penetrates through the oil return nozzle and the core body from the other end of the oil return nozzle; the oil return nozzle can seal the other end of the valve sleeve.
Optionally, the oil return nozzle includes: a side plugging portion and a bottom plugging portion; the side plugging part is fixedly connected with the other end of the core body, and the other end of the core body is integrally connected with the bottom plugging part; the outer wall of the side plugging part can be abutted against the inner wall of the valve sleeve; the bottom plugging part can be abutted against the end face of the other end of the valve sleeve.
Optionally, the other end of the valve sleeve is a plugging port; the diameter of the inner wall of the plugging port is gradually increased from one end close to the cylinder to the other end; the outer wall of the side plugging part is abutted against the inner wall of the plugging port.
Optionally, the diameter of the outer wall of the bottom blocking portion gradually decreases from one end close to the side blocking portion to the other end.
Optionally, an annular groove for placing a sealing ring is formed in the side blocking portion.
Optionally, the other end of the valve sleeve is a plugging port; the diameter of the inner wall of the plugging port is gradually reduced from one end close to the cylinder to the other end; the outer wall of the oil return nozzle can be abutted against the inner wall of the plugging port.
Optionally, the end surface of the other end of the oil return nozzle is a conical surface; the vertex of the conical surface is arranged towards the outer side of the oil return nozzle; the oil return through hole penetrates through the oil return nozzle from the vertex of the conical surface.
Optionally, an annular groove for placing a sealing ring is formed in the outer wall of the oil return nozzle.
In conclusion, the utility model has the following beneficial effects: not only can play good shutoff effect to the valve barrel, and through oil return pipeline and oil return through-hole's setting, can also make in the oil return nozzle remaining fluid can flow back to the oil return through-hole, effectively prevent remaining fluid drippage on the other end of case.
Drawings
FIG. 1 is an assembly view of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a first embodiment of the present invention;
FIG. 3 is a partial sectional view of a second embodiment of the present invention.
In the figure: 1. a valve housing; 11. an oil inlet through hole; 12. plugging the port; 2. a valve core; 21. a core body; 22. An oil return nozzle; 221. a side abutting portion; 222. a bottom abutment; 3. a cylinder; 4. an oil return conduit; 5. an oil return through hole; 6. an annular groove.
Detailed Description
In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. 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 present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. 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. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, configuration, and operation, and therefore should not be construed as limiting the present invention.
The utility model is described in detail below with reference to the figures and examples.
Example one
The present invention provides a filling nozzle, as shown in fig. 1, and as shown in fig. 1 and 2, comprising: the valve comprises a valve sleeve 1, a valve core 2 capable of sliding in the valve sleeve 1, and a cylinder 3 for driving the valve core 2 to slide so as to adjust the opening and closing of the valve core 2 and the valve sleeve 1; the cylinder 3 is arranged at one end of the valve sleeve 1; one end of the valve core 2 is fixedly connected with the output end of the air cylinder 3, and the other end can block the other end of the valve sleeve 1; an oil inlet through hole 11 is formed in the side wall of the valve sleeve 1; an oil return pipeline 4 for connecting with a vacuum pump is arranged on the cylinder 3; an oil return through hole 5 is axially arranged on the valve core 2; the oil return through hole 5 is communicated with the oil return pipeline 4.
Specifically, the input end of the oil return pipeline 4 is connected with the output end of the vacuum pump, and the output end of the oil return pipeline 4 is connected with one end of the valve core 2; the condition that the other end of the valve core 2 seals the other end of the valve sleeve 1 is the initial state of the filling nozzle; in practical application, under the condition that filling is required, oil enters the valve sleeve 1 from the oil inlet through hole 11, the output end of the air cylinder 3 drives the valve element 2 to move, the valve element 2 is removed from blocking the other end of the valve sleeve 1, and at the moment, the valve element 2 and the valve sleeve 1 are in an open state, so that the oil in the valve sleeve 1 flows out from the other end of the valve sleeve 1 to carry out filling; under the condition that need not carry out the filling, cylinder 3 drive valve element 2 reverse motion for the other end of valve element 2 blocks up the other end of valve barrel 1 again, and at this moment, valve element 2 and valve barrel 1 are in the closure state, and the other end of valve element 2 has remaining fluid, then the vacuum pump work, because oil return through-hole 5 and oil return pipe 4 intercommunication, make remaining fluid can flow back in oil return through-hole 5, effectively prevent remaining fluid drippage on the other end of valve element 2.
Further, as shown in fig. 2, the valve body 2 includes: a core body 21 and an oil return nozzle 22; one end of the core body 21 is fixedly connected with the output end of the cylinder 3, and the other end of the core body is fixedly connected with one end of the oil return nozzle 22; the oil return through hole 5 sequentially penetrates through the oil return nozzle 22 and the core body 21 from the other end of the oil return nozzle 22; the oil return nozzle 22 can block the other end of the valve housing 1.
Specifically, a space is always reserved between the core body 21 and the inner wall of the valve sleeve 1, the oil return nozzle 22 seals the other end of the valve sleeve 1 under the condition that the filling nozzle is in the initial state, and the output end of the air cylinder 3 drives the core body 21 and the oil return nozzle 22 to move under the condition that the filling nozzle is used for filling, so that the sealing state of the oil return nozzle 22 and the valve sleeve 1 is removed.
Further, as shown in fig. 2, the oil return nozzle 22 includes: a side plugging portion and a bottom plugging portion; the side plugging part is fixedly connected with the other end of the core body 21, and the other end of the core body is integrally connected with the bottom plugging part; the outer wall of the side plugging part can be abutted against the inner wall of the valve sleeve 1; the bottom blocking part can be abutted against the end face of the other end of the valve sleeve 1.
Under the condition that the filling nozzle is in an initial state, the outer wall of the side blocking part is abutted against the inner wall of the valve sleeve 1; the bottom plugging part is abutted against the end face of the other end of the valve sleeve 1, so that the oil return nozzle 22 plugs the other end of the valve sleeve 1, the filling nozzle is in a closed state, and under the condition that the filling nozzle is filled, the output end of the air cylinder 3 drives the core body 21 and the oil return nozzle 22 to move downwards, and the plugging states of the side plugging part and the inner wall of the valve sleeve 1 and the plugging states of the bottom plugging part and the end face of the other end of the valve sleeve 1 are released; under the condition that filling is not needed, the cylinder 3 drives the core body 21 and the oil return nozzle 22 to move upwards, so that the outer wall of the side plugging part is abutted against the inner wall of the valve sleeve 1 again, the bottom plugging part is abutted against the end face of the other end of the valve sleeve 1 again, and the oil return nozzle 22 is enabled to plug the other end of the valve sleeve 1 again; through the dual plugging effect of the side plugging part and the bottom plugging part, the plugging effect of the oil return nozzle 22 on the valve sleeve 1 is enhanced, and oil leakage is further prevented.
Further, as shown in fig. 2, the other end of the valve housing 1 is a plugging port 12; the diameter of the inner wall of the plugging port 12 is gradually increased from one end close to the cylinder 3 to the other end; the outer wall of the side closing part abuts against the inner wall of the closing port 12.
Specifically, the outer wall shape of the side blocking portion is matched with the inner wall shape of the blocking port 12, the diameter of the inner wall of the blocking port 12 is gradually increased from one end close to the cylinder 3 to the other end, in the process that the valve core 2 is pushed downwards at the output end of the cylinder 3, the bottom blocking portion is gradually far away from the valve sleeve 1, and the gap between the outer wall of the side blocking portion and the inner wall of the blocking port 12 is gradually increased, so that the effect of controlling the flow rate of oil liquid is achieved.
Further, as shown in fig. 2, the outer wall diameter of the bottom block portion gradually decreases from one end near the side block portion to the other end.
The diameter of the outer wall of the bottom plugging part is gradually reduced from one end close to the side plugging part to the other end, namely, the other end of the bottom plugging part is gradually close to the oil return through hole 5, so that oil on the outer wall of the bottom plugging part can conveniently flow to the oil return through hole 5 along the outer wall of the bottom plugging part, the outer diameter of the other end of the bottom plugging part is smaller, and the filling bottle is suitable for filling bottles with smaller calibers; the external diameter of bottom shutoff portion other end is 20mm in this application, can set up the external diameter size of bottom shutoff portion other end according to the bore size of filling bottle in other embodiments.
Further, as shown in fig. 2, an annular groove 6 for placing a seal ring is provided on the side blocking portion.
Through the setting of ring channel 6, can install the sealing washer in ring channel 6, specifically, the sealing washer can adopt silica gel or rubber etc. to make, and the inner circle of sealing washer and the bottom butt of ring channel 6, under the condition of the other end of oil return nozzle 22 shutoff valve barrel 1, the outer lane of sealing washer and the inner wall butt of shutoff port 12.
The filling nozzle of the utility model not only can play a good role in plugging the valve sleeve 1, but also can lead the residual oil on the oil return nozzle 22 to flow back into the oil return through hole 5 through the arrangement of the oil return pipeline 4 and the oil return through hole 5, thereby effectively preventing the residual oil on the other end of the valve core 2 from dripping.
Example two
The difference between the second embodiment and the first embodiment is that, as shown in fig. 3, the diameter of the inner wall of the block port 12 gradually decreases from one end close to the cylinder 3 to the other end; the shape of the outer wall of the oil return nozzle 22 is matched with the shape of the inner wall of the plugging port 12, and the outer wall of the oil return nozzle 22 can be abutted against the inner wall of the plugging port 12; an annular groove 6 for placing a sealing ring is arranged on the outer wall of the oil return nozzle 22.
Under the condition that the filling nozzle is in an initial state, the outer wall of the oil return nozzle 22 is abutted against the inner wall of the blocking port 12, so that the oil return nozzle 22 blocks the other end of the valve sleeve 1, the filling nozzle is in a closed state, and under the condition that filling is required, the output end of the air cylinder 3 drives the core body 21 and the oil return nozzle 22 to move upwards, and the blocking state of the oil return nozzle 22 and the valve sleeve 1 is removed; in the case that filling is not needed, the cylinder 3 drives the core body 21 and the oil return nozzle 22 to move downwards, so that the oil return nozzle 22 is again abutted against the inner wall of the valve sleeve 1, and the oil return nozzle 22 is used for plugging the other end of the valve sleeve 1 again.
The diameter of the inner wall of the plugging port 12 is gradually reduced from one end close to the cylinder 3 to the other end, and in the process that the output end of the cylinder 3 drives the valve core 2 to move upwards, the oil return nozzle 22 moves towards the middle of the valve sleeve 1 and is gradually far away from the other end of the valve sleeve 1, so that the gap between the oil return nozzle 22 and the inner wall of the plugging port 12 is gradually increased, and the effect of controlling the flow rate of oil is achieved.
Further, the terminal surface of the other end of the oil return nozzle 22 is a conical surface, the vertex of the conical surface is arranged towards the outer side of the oil return nozzle 22, the oil return through hole 5 penetrates through the oil return nozzle 22 from the vertex of the conical surface, so that oil on the outer wall of the oil return nozzle 22 conveniently flows to the oil return through hole 5 along the conical surface, and the vacuum pump conveniently sucks residual oil on the oil return nozzle 22 through the oil return pipeline 4 and the oil return through hole 5.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (9)
1. A filling nozzle, comprising: the valve comprises a valve sleeve, a valve core and a cylinder, wherein the valve core can slide in the valve sleeve, and the cylinder is used for driving the valve core to slide so as to adjust the valve core and the valve sleeve to open and close; the cylinder is arranged at one end of the valve sleeve; one end of the valve core is fixedly connected with the output end of the air cylinder, and the other end of the valve core can be used for plugging the other end of the valve sleeve; an oil inlet through hole is formed in the side wall of the valve sleeve; an oil return pipeline used for being connected with a vacuum pump is arranged on the cylinder; an oil return through hole is axially formed in the valve core; the oil return through hole is communicated with the oil return pipeline.
2. The filling nozzle according to claim 1, wherein the valve core comprises: a core body and an oil return nozzle; one end of the core body is fixedly connected with the output end of the air cylinder, and the other end of the core body is fixedly connected with one end of the oil return nozzle; the oil return through hole sequentially penetrates through the oil return nozzle and the core body from the other end of the oil return nozzle; the oil return nozzle can seal the other end of the valve sleeve.
3. The filling nozzle according to claim 2, wherein the oil return nozzle comprises: a side plugging portion and a bottom plugging portion; the side plugging part is fixedly connected with the other end of the core body, and the other end of the core body is integrally connected with the bottom plugging part; the outer wall of the side plugging part can be abutted against the inner wall of the valve sleeve; the bottom plugging part can be abutted against the end face of the other end of the valve sleeve.
4. The filling nozzle according to claim 3, wherein the other end of the valve sleeve is a sealing port; the diameter of the inner wall of the plugging port is gradually increased from one end close to the cylinder to the other end; the outer wall of the side plugging part is abutted against the inner wall of the plugging port.
5. The filling nozzle according to claim 3, wherein the outer wall diameter of the bottom closure portion decreases from one end adjacent to the side closure portion to the other end.
6. A filling nozzle according to any one of claims 3 to 5, wherein the side blocking part is provided with an annular groove for receiving a sealing ring.
7. The filling nozzle according to claim 2, wherein the other end of the valve sleeve is a sealing port; the diameter of the inner wall of the plugging port is gradually reduced from one end close to the cylinder to the other end; the outer wall of the oil return nozzle can be abutted against the inner wall of the plugging port.
8. The filling nozzle according to claim 7, wherein the end face of the other end of the oil return nozzle is a conical surface; the vertex of the conical surface is arranged towards the outer side of the oil return nozzle; the oil return through hole penetrates through the oil return nozzle from the vertex of the conical surface.
9. The filling nozzle according to claim 7 or 8, wherein the outer wall of the oil return nozzle is provided with an annular groove for placing a sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121891469.0U CN215711717U (en) | 2021-08-12 | 2021-08-12 | Filling nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121891469.0U CN215711717U (en) | 2021-08-12 | 2021-08-12 | Filling nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215711717U true CN215711717U (en) | 2022-02-01 |
Family
ID=79995621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121891469.0U Active CN215711717U (en) | 2021-08-12 | 2021-08-12 | Filling nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215711717U (en) |
-
2021
- 2021-08-12 CN CN202121891469.0U patent/CN215711717U/en active Active
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