CN214582882U - Detection tool for fuel nozzle part - Google Patents
Detection tool for fuel nozzle part Download PDFInfo
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- CN214582882U CN214582882U CN202120223274.2U CN202120223274U CN214582882U CN 214582882 U CN214582882 U CN 214582882U CN 202120223274 U CN202120223274 U CN 202120223274U CN 214582882 U CN214582882 U CN 214582882U
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Abstract
The utility model discloses a detection frock of fuel nozzle part, the fuel nozzle part includes the oil spout body, the nozzle head, the nozzle oil head, nozzle gas connects and nozzle mount pad, the installation face and the combustion chamber machine casket of nozzle mount pad are laminated mutually, use the installation face of nozzle mount pad as the reference surface, it is equipped with the locating surface to detect the frock, nozzle head detection shaft, nozzle gas connects detection shaft and nozzle oil head detection shaft, the locating surface matches the installation with the nozzle mount pad, and laminate mutually with the reference surface, the axis of nozzle head detection shaft, the axis of nozzle oil head detection shaft, the relative position degree equals the axis of nozzle head on the standard fuel nozzle part between the axis of nozzle gas connects detection shaft and the locating surface, the axis of nozzle gas connects, the relative position degree between the axis of nozzle oil head and the reference surface.
Description
Technical Field
The utility model relates to a nozzle detection area, in particular to a fuel nozzle part's detection frock is related to.
Background
The engine fuel nozzle is a difficult part of processing because the nozzle part is the crooked pipe fitting of abnormal shape, and the pipe fitting is crooked through three group R arcs, passes through horizontal bending angle again, consequently has several space dimensions from pipe fitting center pin to nozzle head, and the measurement degree of difficulty is great, and the pipe fitting has welded the joint of two not equidirectional moreover, is difficult to detect the position after the welding. The nozzle is not subjected to field detection, so that the machining of the nozzle is greatly influenced, the bent pipe after the nozzle is welded cannot judge whether the bent pipe reaches the size, particularly, the bent pipe is bent in different directions for several times, and the nozzle gas joint and the nozzle oil joint are not easy to check whether the assembled pipe meets the design size before welding.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detection frock of fuel nozzle part, its purpose is difficult to detect the spatial position degree and the space size that nozzle head, nozzle gas connect and nozzle oil connect and whether accord with the design requirement for solving current fuel nozzle.
According to an aspect of the utility model, a detection frock of fuel nozzle part is provided, the fuel nozzle part includes the oil spout body, install the nozzle head in the play oil end of oil spout body, install the nozzle fuel nipple that is used for connecting the oil supply line in the oil feed end of oil spout body, be used for connecting the nozzle gas connector of air supply line and install being used for the location installation on the combustion chamber machine casket with the oil spout body intercommunication and being close to the oil feed end of oil spout body and install on the outer wall of oil spout body and install nozzle mount pad on the combustion chamber machine casket, the installation face of nozzle mount pad is laminated with the combustion chamber machine casket mutually, use the installation face of nozzle mount pad as the reference surface, it is equipped with the locating surface to detect the frock, nozzle head detection axle, nozzle gas connector detection axle and nozzle fuel nipple detection axle, the locating surface matches the installation with nozzle mount pad, and laminate with the reference surface mutually, the axis of nozzle head detection axle, the axis of nozzle fuel nipple detection axle, The relative position between the central axis of the nozzle air joint detection shaft and the positioning surface is equal to the relative position between the central axis of a nozzle head on a standard fuel nozzle part, the central axis of the nozzle air joint and the central axis of a nozzle oil joint and a reference surface.
Further, the height distance between the central axis of the nozzle head detection shaft and the positioning surface is equal to the height distance between the central axis of the nozzle head on the standard fuel nozzle part and the reference surface, the height distance between the central axis of the nozzle air connector detection shaft and the positioning surface is equal to the height distance between the central axis of the nozzle air connector on the standard fuel nozzle part and the reference surface, and the height distance between the central axis of the nozzle oil connector detection shaft and the positioning surface is equal to the height distance between the central axis of the nozzle oil connector on the standard fuel nozzle part and the reference surface.
Furthermore, the detection end of the nozzle head detection shaft is provided with a groove matched with the outer diameter of the standard nozzle head.
Further, the outer diameter dimension of the detection end of the nozzle air joint detection shaft is matched with the inner diameter dimension of the nozzle air joint.
Further, the outer diameter dimension of the detection end of the nozzle oil joint detection shaft is matched with the inner diameter dimension of the nozzle oil joint.
Furthermore, a plurality of positioning holes matched with the nozzle mounting seat are formed in the positioning surface, the nozzle mounting seat is positioned and fixed in the positioning holes through the connecting piece, and the mounting surface of the nozzle mounting seat is attached to the positioning surface.
Furthermore, be equipped with the open slot on the locating surface and be located the mounting hole of open slot tank bottom department, a plurality of locating holes distribute around the mounting hole along circumference, and during the nozzle body got into the mounting hole from the open slot, the horizontal distance between the axis of nozzle head detection shaft and the axis of mounting hole equaled the horizontal distance between the axis of nozzle head and the axis of nozzle mount pad on the standard fuel nozzle part.
Furthermore, the detection tool comprises a bottom plate, a supporting plate fixed on the bottom plate, a positioning plate fixed on the supporting plate, a first mounting plate fixed on the bottom plate and used for mounting a nozzle head detection shaft, a second mounting plate fixed on the positioning plate and used for mounting a nozzle gas joint detection shaft, and a third mounting plate fixed on the positioning plate and used for mounting a nozzle oil joint detection shaft, wherein the top surface of the positioning plate is a positioning surface.
The utility model discloses following beneficial effect has:
the utility model discloses a detection frock of fuel nozzle part, use the installation face of laminating mutually with the combustion chamber machine casket on the nozzle mount pad as the reference surface, through set up the locating surface that is used for matching the installation with the nozzle mount pad and laminates mutually with the reference surface on detecting the frock, and be equipped with nozzle head detection axis, nozzle gas joint detection axis uses nozzle oil joint detection axis, and the axis of nozzle head detection axis, the axis of nozzle oil joint detection axis, the relative position degree between the axis of nozzle gas joint detection axis and the locating surface equals the axis of the nozzle head on the standard fuel nozzle part, the axis of nozzle gas joint, the relative position degree between the axis of nozzle oil joint and the reference surface, therefore, the fuel nozzle part that will detect passes through nozzle mount pad location installation back on the locating surface, if nozzle head detection axis and nozzle head phase-match, nozzle gas joint detection axis and nozzle gas joint phase-match and nozzle oil joint detection axis and nozzle oil joint phase-match, the spatial dimensions and spatial positioning of the nozzle head, the nozzle gas connection and the nozzle oil connection are in accordance with the design requirements.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural diagram of a detection tool according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural diagram of a detection tool according to a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of a positioning plate according to a preferred embodiment of the present invention.
Illustration of the drawings:
100. a fuel nozzle component; 101. oil spraying pipe body; 1011. an inward extending section; 1012. an overhanging section; 102. a nozzle gas joint; 103. a nozzle oil union; 104. a nozzle head; 105. a nozzle mount; 1. a base plate; 2. a support plate; 3. positioning a plate; 31. positioning the surface; 32. an open slot; 33. mounting holes; 34. positioning holes; 4. a first mounting plate; 5. a second mounting plate; 6. a third mounting plate; 7. a nozzle gas joint detection shaft; 8. a nozzle oil joint detection shaft; 9. the nozzle head detects the axis.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.
Fig. 1 is a schematic structural diagram of a detection tool according to a preferred embodiment of the present invention; fig. 2 is a schematic structural diagram of a detection tool according to a preferred embodiment of the present invention; fig. 3 is a schematic structural diagram of a positioning plate according to a preferred embodiment of the present invention.
As shown in fig. 1 and 2, in the detection tool for the fuel nozzle part of the present embodiment, the fuel nozzle part 100 includes a fuel injection pipe body 101, a nozzle head 104 installed at a fuel outlet end of the fuel injection pipe body 101, a nozzle oil nipple 103 installed at a fuel inlet end of the fuel injection pipe body 101 for connecting to a fuel supply line, a nozzle air nipple 102 communicated with the fuel injection pipe body 101 and close to the fuel inlet end of the fuel injection pipe body 101 for connecting to a fuel supply line, and a nozzle mounting seat 105 installed on an outer wall surface of the fuel injection pipe body 101 for being positioned and installed on a combustion chamber casing, a mounting surface of the nozzle mounting seat 105 is attached to the combustion chamber casing, the detection tool has a positioning surface 31, a nozzle head detection shaft 9, a nozzle air nipple 102 detection shaft, and a nozzle oil nipple detection shaft 8 with the mounting seat 105 as a reference surface, the positioning surface 31 is installed to match with the nozzle mounting seat 105 and attached to the reference surface, the relative position degrees between the central axis of the nozzle head detection shaft 9, the central axis of the nozzle oil joint detection shaft 8 and the central axis of the nozzle air joint 102 detection shaft and the positioning surface 31 are equal to the relative position degrees between the central axis of the nozzle head 104, the central axis of the nozzle air joint 102 and the central axis of the nozzle oil joint 103 on the standard fuel nozzle part 100 and the reference surface.
The utility model discloses a detection frock of fuel nozzle part, use the installation face of laminating mutually with the combustion chamber machine casket on the nozzle mount pad 105 as the reference surface, be used for matching the installation and the locating surface 31 of laminating mutually with the reference surface with nozzle mount pad 105 through setting up on detecting the frock, and be equipped with nozzle head detection axle 9, nozzle gas joint detection axle 7 uses nozzle oil joint detection axle 8, and the axis of nozzle head detection axle 9, the axis of nozzle oil joint detection axle 8, relative position degree between axis and the locating surface 31 of nozzle gas joint detection axle 7 equals the axis of nozzle head 104 on standard fuel nozzle part 100, the axis of nozzle gas joint 102, the relative position degree between the axis of nozzle oil joint 103 and the reference surface, therefore, will wait to detect fuel nozzle part 100 of treating after the location is installed on locating surface 31 through nozzle mount pad 105, if nozzle head axle 9 and nozzle head 104 phase-match detection axle, The nozzle air joint detection shaft 7 is matched with the nozzle air joint 102 and the nozzle oil joint detection shaft 8 is matched with the nozzle oil joint 103, so that the spatial dimensions and spatial position degrees of the nozzle head 104, the nozzle air joint 102 and the nozzle oil joint 103 meet the design requirements.
As shown in fig. 1 and 2, the height distance between the central axis of the nozzle head detection shaft 9 and the positioning surface 31 is equal to the height distance between the central axis of the nozzle head 104 of the standard fuel nozzle part 100 and the reference surface, the height distance between the central axis of the nozzle air joint detection shaft 7 and the positioning surface 31 is equal to the height distance between the central axis of the nozzle air joint 102 of the standard fuel nozzle part 100 and the reference surface, and the height distance between the central axis of the nozzle oil joint detection shaft 8 and the positioning surface 31 is equal to the height distance between the central axis of the nozzle oil joint 103 of the standard fuel nozzle part 100 and the reference surface.
As shown in fig. 1, the detecting end of the nozzle head detecting shaft 9 is provided with a groove matching the outer diameter dimension of the standard nozzle head 104. The outer diameter dimension of the sensing end of the nozzle air fitting sensing shaft 7 matches the inner diameter dimension of the nozzle air fitting 102. The outer diameter dimension of the sensing end of the nozzle oil nipple sensing shaft 8 matches the inner diameter dimension of the nozzle oil nipple 103.
As shown in fig. 3, the positioning surface 31 is provided with a plurality of positioning holes 34 matching with the nozzle mount 105, the nozzle mount 105 is positioned and fixed in the positioning holes 34 by a connector, and the mounting surface of the nozzle mount 105 is attached to the positioning surface 31.
As shown in fig. 3, the positioning surface 31 is provided with an open slot 32 and a mounting hole 33 located at the bottom of the open slot 32, a plurality of positioning holes 34 are circumferentially distributed around the mounting hole 33, the nozzle tube enters the mounting hole 33 from the open slot 32, and the horizontal distance between the central axis of the nozzle head detection shaft 9 and the central axis of the mounting hole 33 is equal to the horizontal distance between the central axis of the nozzle head 104 and the central axis of the nozzle mounting seat 105 on the standard fuel nozzle part 100.
As shown in fig. 1 and 2, the detection tool includes a bottom plate 1, a support plate 2 fixed on the bottom plate 1, a positioning plate 3 fixed on the support plate 2, a first mounting plate 4 fixed on the bottom plate 1 and used for mounting a nozzle head detection shaft 9, a second mounting plate 5 fixed on the positioning plate 3 and used for mounting a nozzle gas joint detection shaft 7, and a third mounting plate 6 fixed on the positioning plate 3 and used for mounting a nozzle oil joint detection shaft 8, wherein a top surface of the positioning plate 3 is a positioning surface 31. In the present embodiment, the first mounting plate 4 is provided with a first mounting hole for slidably connecting with the nozzle head detection shaft 9. The second mounting plate 5 is provided with a second assembly hole for sliding connection with the nozzle air joint detection shaft 7. The third mounting plate 6 is provided with a third mounting hole for sliding connection with the nozzle oil joint detection shaft 8.
As shown in fig. 1, 2 and 3, in the present embodiment, the injection pipe body 101 includes an inward extending section 1011 extending into the combustor casing and connected to the nozzle tip 104, and an outward extending section 1012 installed outside the combustor casing and connected to the nozzle gas joint 102 and the nozzle oil joint 103, and the nozzle mount 105 is located at one end of the outward extending section 1012 near the inward extending section 1011. Adopt above-mentioned detection frock to detect fuel nozzle part 100, including the following step: the inward extending section 1011 of the oil injection pipe body 101 enters the mounting hole 33 from the open slot 32, so that the oil injection pipe body 101 is adjusted, the mounting surface of the nozzle mounting seat 105 is attached to the positioning surface 31 and matched with the positioning holes 34, and the nozzle mounting seat 105 is positioned and mounted on the positioning surface 31 through a connecting piece; sliding the nozzle air joint detection shaft 7 towards the nozzle air joint 102, and if the nozzle air joint detection shaft 7 can be inserted into the nozzle air joint 102, indicating that the height distance between the nozzle air joint 102 and the mounting surface and the inner diameter of the nozzle air joint 102 meet the design requirements; sliding the nozzle oil nipple detection shaft 8 towards the nozzle oil nipple 103, and if the nozzle oil nipple detection shaft 8 can be inserted into the nozzle oil nipple 103, indicating that the height distance between the nozzle oil nipple 103 and the mounting surface and the outer diameter of the nozzle oil nipple 103 meet the design requirements; sliding the nozzle head detection shaft 9 towards the nozzle head 104, if the nozzle head detection shaft 9 can be sleeved on the nozzle head 104, it indicates that the height distance between the nozzle head 104 and the mounting surface and the outer diameter of the nozzle head 104 meet the design requirements.
As shown in fig. 2, in the present embodiment, the inwardly extending section 1011 includes a first section passing through the mounting hole 33, a second section connected to the first section in a bending manner, a third section connected to the second section in a bending manner, and a fourth section connected to the third section in a bending manner, the fourth section is connected to the nozzle head 104, and the central axes of the second section, the third section, and the fourth section are located on the same plane and form a certain angle with the central axis of the first section. The angle of an included angle between a horizontal projection of a connecting line of the central point of the bottom end of the mounting hole 33 and the central point of the detection end of the nozzle head detection shaft 9 and the central axis of the mounting hole 33 is equal to the angle between the plane of the central axis of the second section, the third section and the fourth section on the inward extending section 1011 of the standard fuel nozzle part 100 and the central axis of the first section. Therefore, if the nozzle head detection shaft 9 can be fitted over the nozzle head 104, the bending angle of the inward extending section 1011 meets the design requirement. Optionally, a plurality of detection rods are arranged on the base plate 1 along the curved extending path of the inward extending section 1011 of the standard fuel nozzle part 100, and arc grooves matched with the inward extending section 1011 are arranged on the detection rods.
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 (8)
1. A detection tool for a fuel nozzle part comprises a fuel injection pipe body (101), a nozzle head (104) arranged at the oil outlet end of the fuel injection pipe body (101), a nozzle oil joint (103) arranged at the oil inlet end of the fuel injection pipe body (101) and used for connecting an oil supply pipeline, a nozzle air joint (102) communicated with the fuel injection pipe body (101) and close to the oil inlet end of the fuel injection pipe body (101) and used for connecting an air supply pipeline, and a nozzle mounting seat (105) arranged on the outer wall surface of the fuel injection pipe body (101) and used for being positioned and arranged on a combustion chamber casing, wherein the mounting surface of the nozzle mounting seat (105) is attached to the combustion chamber casing,
it is characterized in that the preparation method is characterized in that,
the mounting surface of the nozzle mounting seat (105) is taken as a reference surface, the detection tool is provided with a positioning surface (31), a nozzle head detection shaft (9), a nozzle air joint detection shaft (7) and a nozzle oil joint detection shaft (8), the positioning surface (31) is mounted with the nozzle mounting seat (105) in a matching way and is attached to the reference surface,
the relative position degrees between the central axis of the nozzle head detection shaft (9), the central axis of the nozzle oil joint detection shaft (8) and the central axis of the nozzle air joint detection shaft (7) and the positioning surface (31) are equal to the relative position degrees between the central axis of a nozzle head (104), the central axis of a nozzle air joint (102) and the central axis of a nozzle oil joint (103) on a standard fuel nozzle part (100) and a reference surface.
2. The tool for detecting the fuel nozzle part as claimed in claim 1,
the height distance between the central axis of the nozzle head detection shaft (9) and the positioning surface (31) is equal to the height distance between the central axis of the nozzle head (104) on the standard fuel nozzle part (100) and the reference surface,
the height distance between the central axis of the nozzle air joint detection shaft (7) and the positioning surface (31) is equal to the height distance between the central axis of the nozzle air joint (102) on the standard fuel nozzle part (100) and the reference surface,
the height distance between the central axis of the nozzle oil joint detection shaft (8) and the positioning surface (31) is equal to the height distance between the central axis of the nozzle oil joint (103) on the standard fuel nozzle part (100) and the reference surface.
3. The tool for detecting the fuel nozzle part as claimed in claim 1,
the detection end of the nozzle head detection shaft (9) is provided with a groove matched with the outer diameter of the standard nozzle head (104).
4. The tool for detecting the fuel nozzle part as claimed in claim 1,
the outer diameter of the detection end of the nozzle air joint detection shaft (7) is matched with the inner diameter of the nozzle air joint (102).
5. The tool for detecting the fuel nozzle part as claimed in claim 1,
the outer diameter size of the detection end of the nozzle oil joint detection shaft (8) is matched with the inner diameter size of the nozzle oil joint (103).
6. The tool for detecting the fuel nozzle part as claimed in claim 1,
the positioning surface (31) is provided with a plurality of positioning holes (34) matched with the nozzle mounting seat (105), the nozzle mounting seat (105) is positioned and fixed in the positioning holes (34) through the connecting piece, and the mounting surface of the nozzle mounting seat (105) is attached to the positioning surface (31).
7. The tool for detecting the fuel nozzle part as claimed in claim 6,
an opening groove (32) and a mounting hole (33) positioned at the bottom of the opening groove (32) are arranged on the positioning surface (31), a plurality of positioning holes (34) are distributed around the mounting hole (33) along the circumferential direction, the nozzle pipe body enters the mounting hole (33) from the opening groove (32),
the horizontal distance between the central axis of the nozzle head detection shaft (9) and the central axis of the mounting hole (33) is equal to the horizontal distance between the central axis of a nozzle head (104) and the central axis of a nozzle mounting seat (105) on a standard fuel nozzle part (100).
8. The tool for detecting the fuel nozzle part as claimed in claim 1,
the detection tool comprises a bottom plate (1), a support plate (2) fixed on the bottom plate (1), a positioning plate (3) fixed on the support plate (2), a first mounting plate (4) fixed on the bottom plate (1) and used for mounting a nozzle head detection shaft (9), a second mounting plate (5) fixed on the positioning plate (3) and used for mounting a nozzle gas joint detection shaft (7), and a third mounting plate (6) fixed on the positioning plate (3) and used for mounting a nozzle oil joint detection shaft (8), wherein the top surface of the positioning plate (3) is a positioning surface (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120223274.2U CN214582882U (en) | 2021-01-27 | 2021-01-27 | Detection tool for fuel nozzle part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120223274.2U CN214582882U (en) | 2021-01-27 | 2021-01-27 | Detection tool for fuel nozzle part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214582882U true CN214582882U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120223274.2U Active CN214582882U (en) | 2021-01-27 | 2021-01-27 | Detection tool for fuel nozzle part |
Country Status (1)
| Country | Link |
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| CN (1) | CN214582882U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114434065A (en) * | 2021-12-24 | 2022-05-06 | 航发燃机(株洲)有限公司 | Clamping and positioning device for welding of spray gun |
| CN114434065B (en) * | 2021-12-24 | 2024-05-28 | 航发燃机(株洲)有限公司 | Clamping and positioning device for welding spray gun |
-
2021
- 2021-01-27 CN CN202120223274.2U patent/CN214582882U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114434065A (en) * | 2021-12-24 | 2022-05-06 | 航发燃机(株洲)有限公司 | Clamping and positioning device for welding of spray gun |
| CN114434065B (en) * | 2021-12-24 | 2024-05-28 | 航发燃机(株洲)有限公司 | Clamping and positioning device for welding spray gun |
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