CN218269070U - Fuel nozzle of combustion device for burning fossil fuel - Google Patents
Fuel nozzle of combustion device for burning fossil fuel Download PDFInfo
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- CN218269070U CN218269070U CN202222595458.9U CN202222595458U CN218269070U CN 218269070 U CN218269070 U CN 218269070U CN 202222595458 U CN202222595458 U CN 202222595458U CN 218269070 U CN218269070 U CN 218269070U
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- rotating plate
- fuel
- needle valve
- arc
- valve body
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Abstract
The utility model discloses a burning fossil fuel burner's fuel injector relates to fuel combustion technical field. The utility model comprises a needle valve body, wherein one end of the needle valve body is provided with a jet orifice, a sliding cylinder is arranged inside the jet orifice, the inside of the sliding cylinder is rotatably matched with a threaded rod, the threaded rod is matched with a sliding disc in a threaded manner, and the sliding cylinder is provided with two slideways and two arc-shaped grooves; the inside normal running fit of slide has first rotation board. The utility model discloses an arc scraper blade that sets up to make first rotor plate drive the arc scraper blade under the drive of second rotor plate, with realize that the arc scraper blade is advanced, is rolled out from the inside of ring channel, so that the fuel of accumulation is got rid of on the arc scraper blade that makes roll out to the needle valve body inside wall, has reduced the difficult circumstances that causes its waste of getting rid of because of the difficult circumstances that gets rid of fuel of needle valve body inside wall accumulation.
Description
Technical Field
The utility model belongs to the technical field of fuel combustion, especially, relate to a burning fossil fuel burner's fuel injector.
Background
Patent application publication No. CN105673280A, discloses a fuel nozzle comprising: the needle valve of the ware body, needle valve body and electro-magnet driven, the needle valve body is fixed on the ware body through tight cap, its characterized in that: a fuel containing cavity is arranged between the needle valve and the needle valve body as well as between the needle valve and the needle valve body, a guide block is arranged in the middle of the needle valve, and a sliding surface is formed between the guide block and the wall of the needle valve body; the guide block divides the fuel containing cavity into a pressure accumulation chamber positioned at the head part of the needle valve and a pressure balancing chamber positioned at the rear part of the needle valve; the fuel inlet is positioned in the pressure balancing chamber; a differential pressure chamber is circumferentially arranged between the guide block and the needle valve body wall, the differential pressure chamber is communicated with a pressure balance chamber, and the differential pressure chamber is communicated with a pressure accumulation chamber through a throttling hole. The invention is suitable for various fuels such as gas and fuel, has the advantages of no need of an oil return pipeline, stable injection, small needle valve sliding (injection) resistance, small fuel pressure fluctuation, no need of processing a pressure accumulation chamber on the needle valve body, no traditional matching part form of the needle valve body and the needle valve, and the matching clearance of the needle valve body and the needle valve which is far larger than the matching clearance of the traditional matching part, can realize interchange and is convenient to process.
In this reference, the injection port is simply provided at one end of the needle valve body, and the problem of fuel accumulation on the inner side wall of the needle valve body is likely to occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a burning fossil fuel burner's fuel injector has solved the technical problem of the inside wall fuel accumulation of current needle valve body.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
a fuel nozzle of a combustion device for burning fossil fuel comprises a needle valve body, wherein one end of the needle valve body is provided with a jet orifice, a sliding cylinder is arranged inside the jet orifice, a threaded rod is rotatably matched inside the sliding cylinder, a sliding disc is in threaded fit on the threaded rod, and the sliding cylinder is provided with two slide ways and two arc-shaped grooves;
the inner part of the slide way is in running fit with a first rotating plate, a second rotating plate is in running fit between the first rotating plate and the sliding plate, an arc-shaped scraper blade is arranged at one end of the first rotating plate, and the arc-shaped scraper blade is matched with the arc-shaped groove, so that the arc-shaped scraper blade can be conveniently placed in the arc-shaped groove.
Optionally, the ring channel has been seted up to the inside wall of a slip section of thick bamboo, the threaded rod facial make-up is equipped with U-shaped plate, positioning disk, the positioning disk is located the inside of ring channel, two first fixed blocks have been installed to the slip disk lateral wall, first dead lever has been installed to one side of first fixed block, the first end normal running fit of second rotor plate is in on the first dead lever, made things convenient for the first end cooperation of second rotor plate is in on the first dead lever, improved second rotor plate stability when rotating.
Optionally, a second fixing block is installed on one side of the first rotating plate, a second fixing rod is installed on one side of the second fixing block, the second end of the second rotating plate is rotatably matched with the second fixing rod, a third fixing rod is installed inside the slide way, one end of the first rotating plate is rotatably matched with the third fixing rod, the slide way is communicated with the arc-shaped groove, the first rotating plate is conveniently rotatably matched with the third fixing rod, and the stability of the first rotating plate in rotation is improved.
The embodiment of the utility model has the following beneficial effect:
the utility model discloses an embodiment is through the arc scraper blade that sets up to make first rotor plate drive the arc scraper blade under the drive of second rotor plate, with realize that the arc scraper blade is advanced, is rolled out from the inside of ring channel, so that the arc scraper blade of rolling out gets rid of the fuel of accumulation on to the needle valve body inside wall, has reduced the difficult circumstances that causes its waste of getting rid of because of the difficult circumstances of getting rid of the fuel of needle valve body inside wall accumulation.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic structural view of a sliding barrel according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
fig. 4 is a schematic cross-sectional view of an embodiment of the present invention.
Wherein the figures include the following reference numerals:
1. a needle valve body; 101. an ejection port; 2. a sliding cylinder; 201. a slideway; 202. an arc-shaped slot; 203. a threaded rod; 204. a U-shaped plate; 205. positioning a plate; 206. a sliding disk; 207. a first fixed block; 208. a first fixing lever; 209. a first rotating plate; 210. a second fixed block; 211. a second fixing bar; 212. a second rotating plate; 213. an arc-shaped scraper plate; 214. a third fixing bar; 215. an annular groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.
Referring to fig. 1-4, in one embodiment, a fuel nozzle for a fossil fuel fired burner is provided, comprising: the needle valve comprises a needle valve body 1, wherein one end of the needle valve body 1 is provided with a jet orifice 101, a sliding cylinder 2 is arranged inside the jet orifice 101, a threaded rod 203 is rotatably matched inside the sliding cylinder 2, a sliding disc 206 is in threaded fit on the threaded rod 203, and two slide ways 201 and two arc-shaped grooves 202 are formed in the sliding cylinder 2;
a first rotating plate 209 is rotatably matched inside the slide rail 201, a second rotating plate 212 is rotatably matched between the first rotating plate 209 and the sliding disk 206, an arc-shaped scraper 213 is arranged at one end of the first rotating plate 209, and the arc-shaped scraper 213 is matched with the arc-shaped groove 202, so that the arc-shaped scraper 213 is conveniently placed inside the arc-shaped groove 202.
When fuel accumulated on the inner side wall of the needle valve body 1 needs to be removed, the sliding cylinder 2 is firstly placed in the needle valve body 1 through the injection port 101, then a user drives the threaded rod 203 to rotate in the sliding cylinder 2 through the U-shaped plate 204, the threaded rod 203 drives the positioning disc 205 to rotate in the annular groove 215 of the sliding cylinder 2, the threaded rod 203 drives one end of the second rotating plate 212 to move through the sliding disc 206, the other end of the second rotating plate 212 drives the first rotating plate 209 to rotate out of the slide way 201, the first rotating plate 209 drives the arc-shaped scraper 213 to be attached to the inner side wall of the needle valve body 1, then the sliding cylinder 2 slides, the sliding cylinder 2 drives the arc-shaped scraper 213 to remove the fuel accumulated on the inner side wall of the needle valve body 1, and then the fuel on the inner side wall of the needle valve body 1 is removed.
The arc scraper blade 213 that sets up to make first rotating plate 209 drive arc scraper blade 213 under the drive of second rotating plate 212, in order to realize that arc scraper blade 213 changes into, changes out from the inside of ring channel 215, so that the arc scraper blade 213 of roll-out gets rid of the fuel that accumulates on to the needle valve body 1 inside wall, has reduced because of the difficult circumstances that causes its waste of getting rid of the fuel that accumulates in the needle valve body 1 inside wall.
Specifically, an annular groove 215 is formed in the inner side wall of the sliding cylinder 2, the threaded rod 203 is provided with the U-shaped plate 204 and the positioning disc 205, the positioning disc 205 is located inside the annular groove 215, the outer side wall of the sliding disc 206 is provided with two first fixing blocks 207, a first fixing rod 208 is provided on one side of each first fixing block 207, and the first end of the second rotating plate 212 is rotatably matched with the first fixing rod 208, so that the first end of the second rotating plate 212 is conveniently matched with the first fixing rod 208, and the stability of the second rotating plate 212 in rotation is improved.
Specifically, a second fixed block 210 is mounted on one side of the first rotating plate 209, a second fixed rod 211 is mounted on one side of the second fixed block 210, a second end of the second rotating plate 212 is rotatably fitted on the second fixed rod 211, so that the second end of the second rotating plate 212 can rotate on the second fixed rod 211 conveniently, the stability of the second rotating plate 212 during rotation is improved, a third fixed rod 214 is mounted inside the slideway 201, one end of the first rotating plate 209 is rotatably fitted on the third fixed rod 214, the slideway 201 is communicated with the arc-shaped groove 202, the first rotating plate 209 is rotatably fitted on the third fixed rod 214 conveniently, and the stability of the first rotating plate 209 during rotation is improved.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Claims (6)
1. A fuel nozzle for a fossil fuel-fired combustion apparatus, comprising: the needle valve body (1) is characterized in that one end of the needle valve body (1) is provided with a jet orifice (101), a sliding cylinder (2) is placed inside the jet orifice (101), a threaded rod (203) is rotatably matched inside the sliding cylinder (2), a sliding disc (206) is in threaded fit on the threaded rod (203), and the sliding cylinder (2) is provided with two slide ways (201) and two arc-shaped grooves (202);
the inner part of the slide rail (201) is rotatably matched with a first rotating plate (209), a second rotating plate (212) is rotatably matched between the first rotating plate (209) and the sliding disc (206), one end of the first rotating plate (209) is provided with an arc-shaped scraper (213), and the arc-shaped scraper (213) is matched with the arc-shaped groove (202).
2. The fuel nozzle of the fossil fuel fired burner of claim 1, characterized in that the inside wall of the sliding barrel (2) is provided with an annular groove (215), the threaded rod (203) is provided with a U-shaped plate (204) and a positioning disk (205), and the positioning disk (205) is located inside the annular groove (215).
3. The fuel nozzle of claim 1, wherein the sliding plate (206) is provided at an outer side thereof with two first fixing blocks (207), one side of the first fixing block (207) is provided with a first fixing rod (208), and a first end of the second rotating plate (212) is rotatably engaged with the first fixing rod (208).
4. A fossil fuel fired burner fuel nozzle as claimed in claim 1, characterized in that said first rotating plate (209) is provided at one side thereof with a second stationary block (210), said second stationary block (210) is provided at one side thereof with a second stationary rod (211), and said second rotating plate (212) is rotatably fitted at a second end thereof to said second stationary rod (211).
5. A fuel nozzle for a fossil fuel fired burner as claimed in claim 1, wherein said chute (201) is internally provided with a third retaining bar (214), and one end of said first rotating plate (209) is rotatably fitted to said third retaining bar (214).
6. A fuel nozzle for a fossil fuel fired burner as in claim 1, wherein said ramp (201) is in communication with said arcuate slot (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222595458.9U CN218269070U8 (en) | 2022-09-29 | 2022-09-29 | Fuel nozzle of fossil fuel combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222595458.9U CN218269070U8 (en) | 2022-09-29 | 2022-09-29 | Fuel nozzle of fossil fuel combustion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN218269070U true CN218269070U (en) | 2023-01-10 |
| CN218269070U8 CN218269070U8 (en) | 2023-06-09 |
Family
ID=84748015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222595458.9U Active CN218269070U8 (en) | 2022-09-29 | 2022-09-29 | Fuel nozzle of fossil fuel combustion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218269070U8 (en) |
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2022
- 2022-09-29 CN CN202222595458.9U patent/CN218269070U8/en active Active
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| Publication number | Publication date |
|---|---|
| CN218269070U8 (en) | 2023-06-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CU01 | Correction of utility model | ||
| CU01 | Correction of utility model |
Correction item: Inventor Correct: Zhang Quanyou|Li Xinfu False: Zhang Quanyou|Li Xinfu Number: 02-01 Volume: 39 Correction item: Inventor Correct: Zhang Quanyou|Li Xinfu False: Zhang Quanyou|Li Xinfu Number: 02-01 Page: The title page Volume: 39 |
|
| OR01 | Other related matters | ||
| OR01 | Other related matters |