CN218837620U - A protection frock for oiling mouth installation - Google Patents
A protection frock for oiling mouth installation Download PDFInfo
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- CN218837620U CN218837620U CN202222786938.3U CN202222786938U CN218837620U CN 218837620 U CN218837620 U CN 218837620U CN 202222786938 U CN202222786938 U CN 202222786938U CN 218837620 U CN218837620 U CN 218837620U
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- injection nozzle
- oil injection
- installation
- section
- pressure
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Abstract
The utility model discloses a protection frock for glib talker installation, including pressure head and depression bar two parts, the pressure head includes screw assembly section, cylinder body, circular cone section and cylinder installation section, and the depression bar includes the cylinder body and sets up the internal thread hole in one end. When the protection tool is in work, the protection tool is held by one hand, an inner hole in a pressure head of the protection tool is attached to the end face of the oil injection nozzle, and the end face of a pressure rod of the protection tool is slowly knocked by the other hand through a hammer until the oil injection nozzle is installed in place. The utility model discloses simple structure, the frock is convenient, has solved current oiling mouth separation and has renewed, when installing the parts again, harms the technical problem of oiling mouth easily, and the oiling is efficient.
Description
Technical Field
The utility model belongs to aviation maintenance field, concretely relates to protection frock for pump nozzle installation.
Background
The oil injection nozzle is widely applied to multi-joint connection movable parts of various airplanes, and lubricating grease is injected periodically through the oil injection nozzle to provide sufficient lubrication for the multi-joint movable parts. As shown in figure 1, the upper end of the oil filling nozzle 1 is provided with an exposed conical surface and an exposed end surface, and the lower end of the oil filling nozzle is cylindrical and is used for being fixed with a unthreaded hole on a machine member 2 in an interference fit assembly mode. In the aircraft repair process, need sometimes to renew the separation of glib talker 1, when installing parts 2 again, often adopt the mode of directly strikeing glib talker 1 to fix it, because when directly strikeing, the afterburning direction often is not the vertical direction, the atress position probably only on the glib talker upper end conical surface, will lead to glib talker upper end and lower extreme to take place to buckle, lead to damaging glib talker 1, influence oiling efficiency, will lead to unable oiling even seriously, and then influence the production efficiency that the aircraft was repaired, be difficult to guarantee to equip the intact rate.
Therefore, it is very important to develop a protection tool capable of reliably mounting the oil nozzle on the machine member.
Disclosure of Invention
For solving the problem that prior art exists, swift, realize the installation of glib talker reliably, the utility model provides a protection frock for glib talker installation, its is rational in infrastructure, and the dependable performance is stable, can ensure when strikeing, strikes power vertical action on glib talker upper end terminal surface and conical surface, does not damaged when guaranteeing the glib talker installation.
The technical scheme of the utility model is that:
the protection tool for installing the oil injection nozzle comprises a pressure head 3 and a pressure rod 4.
The pressure head 3 comprises a cylindrical body and an internal threaded hole arranged at one end of the cylindrical body;
the pressure lever 4 comprises a thread assembling section, a cylindrical body, a conical section and a cylindrical mounting section;
the thread specification of an internal thread hole in the pressure head 3 is matched with the external thread of the thread assembling section of the pressure rod 4; the pressing head 3 and the pressing rod 4 form a whole tool by screwing the threaded assembling section of the pressing rod 4 into the internal threaded hole at one end of the cylindrical body of the pressing head 3;
an inner hole matched with the shape of the upper end surface and the conical surface of the oil injection nozzle 1 is formed in the end surface of the cylindrical mounting section of the pressure lever 4; when in use, the inner hole of the cylindrical mounting section is in direct contact with the end surface and the conical surface of the oil injection nozzle 1.
Furthermore, in order to ensure that the stress part of the pressure head 3 is an end surface rather than a thread when knocking, the length of the internal thread of the pressure head 3 is greater than that of the external thread of the thread assembling section of the pressure rod 4.
Further, in order to ensure that the pressure lever 4 is completely screwed into the pressure head 3, a tool withdrawal groove is reserved at the root part of the external thread of the thread assembling section of the pressure lever 4.
Further, the outer diameter of the cylindrical body of the pressure rod 4 is equal to the outer diameter of the pressure head 3, so that the overall appearance of the tool formed by the pressure head 3 and the pressure rod 4 is uniform, and the outer wall surface of the tool is not convex.
Further, the taper of the conical section of the pressure lever 4 is determined according to the size of the palm of the operator and the holding habit.
Furthermore, in order to ensure that the stress part of the oil injection nozzle 1 is an end surface and a conical surface during knocking and is not easy to damage, the length of the inner hole of the end surface of the cylindrical installation section of the pressure lever 4 is shorter than the length of the exposed part of the oil injection nozzle 1.
Furthermore, in order to ensure that the striking is not easy to deform, the pressure head 3 is made of 30CrMnSiA, and the tensile strength sigma b is more than or equal to 900.
Further, in order to ensure that the oil injection nozzle 1 is not easily damaged during knocking, the pressure rod 4 is made of an H59 soft material. Further, in order to improve the safety during use, the sharp edges of the pressure head 3 and the pressure rod 4 are both subjected to rounding treatment.
Advantageous effects
The beneficial effects of the utility model reside in that:
1. the technical problem that the existing oil filling nozzle is easy to damage when being separated, replaced and re-installed on a machine part is solved;
2. after the tool is adopted, the installation efficiency is high, and the use is convenient and quick;
3. by adopting the tool, the knocking force can be vertically acted on the end surface and the conical surface of the upper end of the oil injection nozzle during knocking, the oil injection nozzle is prevented from being damaged during installation, the practical application also shows that the oil injection nozzle is not damaged, the installation quality and efficiency are greatly improved, the production progress is ensured, and meanwhile, the idea and the method are provided for the decomposition of similar products.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 (a) is a schematic view showing an assembling structure of a nozzle and a work; (b) Schematic view of oil injection nozzle
Fig. 2 is a schematic structural view of the protection tool of the present invention;
fig. 3 is a schematic structural view of the protection tool indenter of the present invention;
fig. 4 is a schematic structural view of the protection tool pressing rod of the present invention.
The reference numbers in the drawings are in order: 1-oil injection nozzle, 2-machine part, 3-pressure head and 4-pressure rod.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, 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 description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
As shown in figure 1, the oil nozzle 1 has an upper end with an exposed conical surface and an exposed end surface, and a lower end which is cylindrical and used for being fixed with a unthreaded hole on a machine member 2 in an interference fit assembly mode. In the aircraft repair process, need sometimes to change the oil nipple 1 separation new, when installing again to parts 2, often adopt the mode of directly knocking to fix oil nipple 1, damage oil nipple 1 like this easily, influence oiling efficiency, will lead to unable oiling even seriously, and then influence the production efficiency that the aircraft was repaired, be difficult to guarantee to equip the rate of perfectness. Therefore, the protection tool for installing the oil injection nozzle is provided in the embodiment.
The protection frock structure of nozzle installation is as shown in fig. 2, including pressure head 3 and depression bar 4.
The body of the pressure head 3 is of a cylindrical structure, and an internal thread matched with the external thread of the pressure rod 4 is arranged on the end face of one side of the pressure head; in order to ensure that the stressed part of the pressure head 3 is an end surface rather than a thread when knocking, the length of the internal thread of the pressure head 3 is greater than that of the external thread of the pressure rod 4; in addition, in order to ensure that the striking is not easy to deform, the pressure head 3 is made of 30CrMnSiA, and the tensile strength sigma b is more than or equal to 900. The pressure lever 4 comprises a thread assembling section, a cylindrical body, a conical section and a cylindrical mounting section. Wherein, the outer diameter of the cylindrical body is equal to that of the pressure head 3; in the assembling process, in order to ensure that the pressure lever 4 is completely screwed into the pressure head 3, the thread assembling section is designed with an external thread matched with the internal thread of the pressure head 3, and a tool withdrawal groove is reserved at the root part of the external thread; the taper of the conical section is determined according to the size of the palm of an operator and the holding habit; an inner hole matched with the shape of the end surface of the upper end of the oil injection nozzle 1 and the conical surface is formed in the end surface of the cylindrical installation section, so that the stressed part of the oil injection nozzle 1 is the end surface and is not easy to damage during knocking, and the length of the inner hole is shorter than the length of the exposed part of the oil injection nozzle 1; when the oil injection nozzle is used, the inner hole of the cylindrical mounting section is in direct contact with the oil injection nozzle 1, and in order to ensure that the oil injection nozzle 1 is not easy to damage during knocking, the pressure rod 4 is made of an H59 soft material. In order to improve the safety when in use, the sharp edges of the pressure head 3 and the pressure rod 4 are both subjected to rounding treatment.
When the protective tool is used, the protective tool is held by one hand, an inner hole in the pressure rod 4 of the protective tool is attached to the end face and the conical surface of the upper end of the oil injection nozzle 1, and the end face of the pressure head 3 of the protective tool is slowly knocked by a hammer by the other hand until the oil injection nozzle 1 is installed in place.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (9)
1. The utility model provides a protection frock for oiling mouth installation which characterized in that: comprises a pressure head (3) and a pressure lever (4);
the pressure head (3) comprises a cylinder body and an internal thread hole arranged at one end of the cylinder body;
the pressure lever (4) comprises a thread assembling section, a cylindrical body, a conical section and a cylindrical mounting section;
the thread specification of an internal thread hole in the pressure head (3) is matched with the external thread of the thread assembling section of the pressure rod (4); the pressing head (3) and the pressing rod (4) form a tool whole by screwing the threaded assembling section of the pressing rod (4) into the internal threaded hole at one end of the cylindrical body of the pressing head (3);
the end face of the cylindrical installation section of the pressure lever (4) is provided with an inner hole matched with the shape of the upper end face and the conical surface of the oil injection nozzle, and when the oil injection nozzle is used, the inner hole of the cylindrical installation section is in direct contact with the upper end face and the conical surface of the oil injection nozzle.
2. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: the length of the internal thread of the pressure head (3) is greater than that of the external thread of the thread assembling section of the pressure rod (4).
3. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: a section of tool withdrawal groove is reserved at the root part of the external thread of the thread assembling section of the pressure lever (4).
4. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: the outer diameter of the cylindrical body in the pressure lever (4) is equal to the outer diameter of the pressure head (3).
5. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: the taper of the conical section in the pressure lever (4) is determined according to the size of the palm of an operator and the holding habit.
6. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: the length of an inner hole on the end surface of the cylindrical mounting section in the pressure lever (4) is shorter than the length of the exposed part of the oil injection nozzle (1).
7. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: the pressure head (3) is made of 30CrMnSiA, and the tensile strength sigma b is more than or equal to 900.
8. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: the compression bar (4) is made of an H59 soft material.
9. The protection frock for installation of oil injection nozzle according to claim 1, characterized in that: and the sharp edges in the pressure head (3) and the pressure rod (4) are both subjected to rounding treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222786938.3U CN218837620U (en) | 2022-10-23 | 2022-10-23 | A protection frock for oiling mouth installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222786938.3U CN218837620U (en) | 2022-10-23 | 2022-10-23 | A protection frock for oiling mouth installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218837620U true CN218837620U (en) | 2023-04-11 |
Family
ID=87283362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222786938.3U Active CN218837620U (en) | 2022-10-23 | 2022-10-23 | A protection frock for oiling mouth installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218837620U (en) |
-
2022
- 2022-10-23 CN CN202222786938.3U patent/CN218837620U/en active Active
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