CN223756238U - A spray bar sealing test fixture - Google Patents
A spray bar sealing test fixtureInfo
- Publication number
- CN223756238U CN223756238U CN202520416900.8U CN202520416900U CN223756238U CN 223756238 U CN223756238 U CN 223756238U CN 202520416900 U CN202520416900 U CN 202520416900U CN 223756238 U CN223756238 U CN 223756238U
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- CN
- China
- Prior art keywords
- groove
- sealing
- ring
- test fixture
- spray bar
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Abstract
The utility model discloses a spray rod sealing test tool which comprises a base, a plugging assembly, a clamping assembly and a pressing assembly, wherein the plugging assembly is arranged at the top of the base, the clamping assembly is arranged above the plugging assembly, and the pressing assembly is arranged above the clamping assembly and is fixedly connected with the base. The sealing test tool disclosed by the utility model is convenient to operate, high in test efficiency, good in plugging effect and accurate in detection, and ensures the processing quality of the spray rod.
Description
Technical Field
The utility model relates to the technical field of part detection, in particular to a spray rod sealing test tool.
Background
The spray boom shown in fig. 1 and 2 is an important part of an aeroengine, the spray boom needs to be detected after being processed and molded, and the spray boom can be put into subsequent use after the detection is qualified. The top of this spray lance is the installation end, and the bottom is the spray tip end, forms the mounting seam between spray tip end and the spray lance, and the spray tip end is provided with the orifice, is provided with the round bulge loop on the spray tip end. After the spray rod is processed and molded, the tightness of the mounting seam is required to be detected, and therefore, a spray rod sealing test tool is required to be designed so as to complete the sealing test of the spray rod.
Disclosure of utility model
In view of the defects or shortcomings in the prior art, the tool for the sealing test of the spray rod is expected to be provided, the tool is convenient to operate, high in test efficiency, good in plugging effect and accurate in detection, and the processing quality of the spray rod is ensured.
The utility model provides a spray rod sealing test tool, which comprises the following components:
a base;
the plugging component is arranged at the top of the base and is used for plugging the spray hole;
the clamping assembly is arranged above the plugging assembly and is used for clamping the plugging assembly through a convex ring on the end of the spray head;
And the pressing component is arranged above the clamping component and fixedly connected with the base, and is used for pressing the clamping component to enable the spray hole to be in sealing butt joint with the plugging component.
Further, the shutoff subassembly including fixed set up in the end cap seat at base top, the caulking groove has been seted up at the top of end cap seat, separable inlaying has set up the end cap in the caulking groove, the butt joint groove with the profile assorted of end cap has been seted up at the top of end cap, the butt joint inslot is fixed to be provided with the shutoff post that is used for shutoff orifice.
Furthermore, the plugs are provided with a plurality of groups, and the ends of the plugs corresponding to the spray heads with different structural characteristics are provided with butt joint grooves and plugging columns matched with the plugs.
Furthermore, the plug is made of polytetrafluoroethylene materials.
The clamping assembly comprises a clamping sleeve and a compression ring, wherein the inner diameter of the clamping sleeve is larger than the outer diameter of the spray head end and smaller than the outer diameter of the convex ring;
The pressing ring is formed by splicing two semi-rings and is embedded in the annular groove in a clearance fit mode, the inner diameter of the pressing ring is larger than the outer diameter of the nozzle end and smaller than the outer diameter of the convex ring, a circle of pressing groove is formed in the bottom end in the pressing ring, and the inner diameter of the pressing groove is larger than the outer diameter of the convex ring.
Further, a circle of rubber pad is arranged above the convex ring in the pressing groove.
Further, the subassembly of pushing down includes two fixed set up in the stand at base top, two stand symmetry distribute in the both sides of shutoff subassembly, two the top of stand is provided with the briquetting, the through-hole has been seted up respectively at the both ends of briquetting, two the top one-to-one of stand passes the through-hole, the top threaded connection of stand has butterfly nut, the bottom of briquetting is fixed to be provided with down the casting die, dodge the groove has been seted up to the bottom of casting die, the bottom of casting die is pressed down the top surface of clamping ring.
Furthermore, a through groove is formed in one side of any through hole along the direction perpendicular to the plane where the two upright posts are located, and a limiting step is arranged below the pressing block at the top end of each upright post.
Compared with the prior art, the utility model has the beneficial effects that:
the sealing test tool is provided with the plugging assembly, the clamping assembly and the pressing assembly, the spray head end is clamped through the clamping assembly, and the pressing assembly is pressed on the clamping assembly, so that the spray head end and the plugging assembly are pressed and fixed, and the spray hole is plugged. The sealing test tool disclosed by the utility model is convenient to operate, high in test efficiency, good in plugging effect and accurate in detection, and ensures the processing quality of the spray rod.
It should be understood that the description in this summary is not intended to limit the critical or essential features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model. Other features of the present utility model will become apparent from the description that follows.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a spray bar;
FIG. 2 is a schematic cross-sectional view of a nozzle tip;
FIG. 3 is a schematic structural view of a seal test tooling;
FIG. 4 is a schematic perspective view of a spray boom installed on a seal test fixture;
FIG. 5 is a schematic side view of a spray boom mounted to a seal test fixture;
fig. 6 is a schematic cross-sectional view of fig. 5 at A-A.
The reference numerals in the figure are 1, a base, 2, a plugging assembly, 3, a clamping assembly, 4, a pressing assembly and 5, a spray rod;
21. the plug seat, 22, caulking grooves, 23, plugs, 24, butt joint grooves, 25 and plug columns;
31. 32, a compression ring, 33, a ring groove, 34, a pressing groove, 35 and a rubber pad;
41. Column 42, press block 43, through hole 44, butterfly nut 45, hold-down piece 46, avoiding groove 47, through groove 48, limit step;
51. The device comprises a mounting end, a spray end, a mounting seam, a spray hole, a convex ring and a convex ring.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Referring to fig. 1 to 6, an embodiment of the present utility model provides a spray rod sealing test tool, including:
a base 1;
the plugging assembly 2 is arranged at the top of the base 1 and is used for plugging the spray hole 54;
the clamping assembly 3 is arranged above the plugging assembly 2 and is used for clamping the plugging assembly through a convex ring 55 on the nozzle end 52;
The pressing component 4 is arranged above the clamping component 3 and fixedly connected with the base 1, and is used for pressing the clamping component 3 to enable the spray hole 54 to be in sealing butt joint with the plugging component 2.
In this embodiment, when the spray rod 5 is assembled and molded and then subjected to a sealing test, the spray rod is clamped by the clamping assembly 3 through the convex ring 55 on the spray head end 52, then the spray head end 52 is downward and is in butt joint with the plugging assembly 2, and the pressing assembly 4 is pressed on the clamping assembly 3, so that the spray head end 52 and the plugging assembly 2 are pressed and fixed, and the plugging of the spray hole 54 is realized. And then connecting the mounting end 51 of the spray rod 5 with test equipment, injecting high-pressure medium into the spray rod 5 by the test equipment, checking whether the high-pressure medium leaks at the mounting seam 53, if not, the spray rod 5 is qualified in sealing test, and otherwise, the spray rod is unqualified. The sealing test tool disclosed by the application is convenient to operate, high in test efficiency, good in plugging effect and accurate in detection, and ensures the processing quality of the spray rod 5.
In a preferred embodiment, as shown in fig. 3 and 6, the plugging assembly 2 includes a plug seat 21 fixedly disposed on the top of the base 1, a caulking groove 22 is formed on the top of the plug seat 21, a plug 23 is detachably embedded in the caulking groove 22, a docking groove 24 matched with the contour of the nozzle end 52 is formed on the top of the plug 23, and a plugging column 25 for plugging the nozzle 54 is fixedly disposed in the docking groove 24.
In this embodiment, after the nozzle end 52 is embedded into the docking slot 24, the plugging column 25 is inserted into the nozzle 54, and the nozzle end 52 is pressed tightly to plug the nozzle 54, so that the sealing effect is good, and the accuracy of the test is ensured.
In a preferred embodiment, the plugs 23 are provided with a plurality of groups, the corresponding nozzle ends 52 of different structural characteristics of each plug 23 are provided with a butt joint groove 24 and a plugging column 23 matched with the plugs, and the plugs 23 matched with the nozzle ends 52 of different structural characteristics are selected to be installed in the caulking grooves 22 according to the nozzle ends 52 of different structural characteristics, so that the sealing test requirements of various spray bars 5 are met, and the adaptability is good.
In a preferred embodiment, the plug 23 is made of polytetrafluoroethylene material, so that the plugging effect is good, and the processing cost is low.
In a preferred embodiment, as shown in fig. 3 and 6, the clamping assembly 3 comprises a clamping sleeve 31 and a compression ring 32, wherein the inner diameter of the clamping sleeve 31 is larger than the outer diameter of the nozzle end 52 and smaller than the outer diameter of the convex ring 55;
The compression ring 32 is formed by splicing two semi-rings and is embedded in the annular groove 33 in a clearance fit mode, the inner diameter of the compression ring 32 is larger than the outer diameter of the nozzle end 52 and smaller than the outer diameter of the convex ring 55, a circle of compression groove 34 is formed in the bottom end of the compression ring 32, and the inner diameter of the compression groove 34 is larger than the outer diameter of the convex ring 55.
In this embodiment, when the nozzle end 52 of the spray rod 5 is clamped, the nozzle end 52 is inserted into the clamping sleeve 31, two half rings are spliced and sleeved above the convex ring 55, then the compression ring 32 formed by splicing the two half rings is pressed into the annular groove 33, and the convex ring 55 is clamped through the compression ring 32 and the clamping sleeve 31, so that the clamping and fixing of the nozzle end 52 are realized, the installation is convenient, and the clamping effect is good. The pressing component 4 presses on the pressing ring 32 so as to press the nozzle end 52, and unnecessary loss caused by damage to the surface of the nozzle end 52 is avoided.
In a preferred embodiment, as shown in fig. 6, a ring of rubber pads 35 is disposed above the collar 55 in the pressing groove 34 to protect the collar 55.
In a preferred embodiment, as shown in fig. 3 and 6, the pressing component 4 includes two upright posts 41 fixedly arranged at the top of the base 1, the two upright posts 41 are symmetrically distributed at two sides of the plugging component 2, the top ends of the two upright posts 41 are provided with pressing blocks 42, two ends of the pressing blocks 42 are respectively provided with through holes 43, the top ends of the two upright posts 41 pass through the through holes 43 in a one-to-one correspondence manner, the top ends of the upright posts 41 are in threaded connection with butterfly nuts 44, the bottom of the pressing blocks 42 is fixedly provided with a pressing piece 45, the bottom of the pressing piece 45 is provided with an avoiding groove 46, and the bottom end of the pressing piece 45 is pressed on the top surface of the pressing ring 32.
In this embodiment, when the nozzle end 52 is fastened, the hold-down 45 is pressed against the top surface of the pressing ring 32, and the corresponding portion of the spray rod 5 is inserted into the avoiding groove 46, so as to avoid interference. At this time, the two butterfly nuts 44 are screwed one by one to complete the compressing and fixing of the nozzle end 52, so that the operation is convenient and the fixing is stable.
In a preferred embodiment, as shown in fig. 3, a through slot 47 is formed on one side of any through hole 43 along a direction perpendicular to the plane where two upright posts 41 are located, and a limit step 48 is formed on the top end of each upright post 41 below the pressing block 48.
In this embodiment, after the sealing test of the spray rod 5 is completed, the two wing nuts 44 are unscrewed, and the pressing piece 45 is removed by rotating the pressing piece 42, so that the pressing and fixing of the spray head end 52 is released. The butterfly nut 44 is not required to be unscrewed, the operation is convenient, and the test efficiency is improved. The rotated pressing block 42 is supported by the limiting step 48, so that the next installation and fixation are facilitated.
In the description of the present specification, the terms "connected," "mounted," "fixed," and the like are to be construed broadly, and "connected" may be, for example, a fixed connection, a detachable connection, or an integral connection, and may be directly connected or indirectly connected through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "one embodiment," "some embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520416900.8U CN223756238U (en) | 2025-03-11 | 2025-03-11 | A spray bar sealing test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520416900.8U CN223756238U (en) | 2025-03-11 | 2025-03-11 | A spray bar sealing test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223756238U true CN223756238U (en) | 2026-01-02 |
Family
ID=98199701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520416900.8U Active CN223756238U (en) | 2025-03-11 | 2025-03-11 | A spray bar sealing test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223756238U (en) |
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2025
- 2025-03-11 CN CN202520416900.8U patent/CN223756238U/en active Active
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