CN209783690U - Sectional type oil mass sensor - Google Patents
Sectional type oil mass sensor Download PDFInfo
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- CN209783690U CN209783690U CN201920624616.4U CN201920624616U CN209783690U CN 209783690 U CN209783690 U CN 209783690U CN 201920624616 U CN201920624616 U CN 201920624616U CN 209783690 U CN209783690 U CN 209783690U
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Abstract
The utility model relates to an aerospace field discloses a sectional type oil mass sensor, including first section electrode tube and second section electrode tube, first section electrode tube and second section electrode tube electricity are connected, are equipped with the socket on the first section electrode tube on being equipped with plug, the second section electrode tube, and the plug cooperation socket is realized switching on. This sectional type oil mass sensor is keeping under the prerequisite of sectional type structure, with the electric connection of plug and socket integration in order to realize the sensor on the major structure, not only saved the space, also improved the reliability of electric connection simultaneously, can not receive the influence when meeting with vibrations, the simple structure of this sensor simultaneously, assembly process is simple, and the reliability is high.
Description
Technical Field
the invention relates to the field of aerospace, in particular to a segmented oil mass sensor.
Background
The oil mass sensor is widely applied to an aircraft fuel oil measuring system, but in practical application, because the oil mass sensor is too long, the installation is often difficult because the installation operation space is insufficient when the installation is carried out on an aircraft, so that the oil mass sensor needs to be installed in a segmented mode when the space is limited, the scheme of the prior art is that a wiring terminal is respectively riveted to the upper section and the lower section of the oil mass sensor, then a wire is led out from the wiring terminal, epoxy resin is arranged on the wiring terminal, and finally a connector is connected with the wiring terminal and is switched on after being plugged. However, the lead connected to the terminal is easily broken and damaged by the vibration of the airplane; the lead wire on the wiring terminal is glued in protection, and the connector is welded, so that great difficulty is caused to the assembly process, and the yield is not high, therefore, a sectional type oil mass sensor with a simple structure and without an external wiring terminal is needed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a sectional type oil mass sensor which solves the problems of limited product quality and complex assembly process caused by an external terminal on the premise of ensuring a sectional type structure.
The technical scheme adopted by the invention for solving the technical problems is as follows:
The utility model provides a sectional type oil mass sensor, including first section electrode tube and second section electrode tube, first section electrode tube and second section electrode tube electricity are connected, are equipped with the plug on the first section electrode tube, are equipped with the socket on the second section electrode tube, and the plug cooperation socket realizes switching on.
As the further improvement of the technical scheme, one end of the plug, which is close to the socket, extends outwards to form a protruding part, one end of the socket, which is close to the plug, is provided with a groove, and the protruding part is clamped into the groove, so that the first section of electrode tube is electrically connected with the second section of electrode tube.
As the further improvement of the technical scheme, the first section of electrode tube comprises a first section of outer electrode tube and a first section of inner electrode tube, the second section of electrode tube comprises a second section of outer electrode tube and a second section of inner electrode tube, the plug comprises a first plug and a second plug, the socket comprises a first socket and a second socket, the first section of outer electrode tube is provided with the first plug, the first section of inner electrode tube is provided with the second plug, the second section of outer electrode tube is provided with the first socket, and the second section of inner electrode tube is provided with the second socket.
As a further improvement of the above technical solution, the first plug is welded to the inner side of the first section of the outer electrode tube, the second plug is welded to the outer side of the first section of the inner electrode tube, the first socket is welded to the inner side of the second section of the outer electrode tube, and the second socket is welded to the outer side of the second section of the inner electrode tube.
As a further improvement of the technical scheme, a gap is reserved between the first plug and the first section of the inner electrode tube, a gap is reserved between the second plug and the first section of the outer electrode tube, a gap is reserved between the first socket and the second section of the inner electrode tube, and a gap is reserved between the second socket and the second section of the outer electrode tube.
As a further improvement of the technical scheme, the end face of the plug close to the socket extends towards the side face to form a first positioning block, the end face of the socket close to the plug extends towards the side face to form a second positioning block, the matching objects of the first positioning block are a positioning groove on a first section of outer electrode tube and a positioning groove on a first section of inner electrode tube, and the matching objects of the second positioning block are a positioning groove on a second section of outer electrode tube and a positioning groove on a second section of inner electrode tube.
As a further improvement of the technical scheme, the plug further comprises a rubber block, a through hole is formed in the middle of the rubber block, an annular groove is formed in the extending portion to position the rubber block, the extending portion penetrates through the through hole to be clamped into the groove, and liquid is limited by the rubber block to flow into a connecting portion of the plug and the socket.
As a further improvement of the technical scheme, the plug is provided with a cavity at one side close to the extension part, and the cavity increases the elasticity of the extension part.
As a further improvement of the technical scheme, the outer surfaces of the plug and the socket are provided with insulating layers.
as a further improvement of the technical scheme, the insulating layer is a metal oxide layer, and the metal oxide layer is formed by carrying out anodic oxidation treatment on the outer surfaces of the plug and the socket.
the invention has the beneficial effects that: the utility model provides a sectional type oil mass sensor, this sectional type oil mass sensor is keeping under the prerequisite of sectional type structure, with the electric connection of plug and socket integration in order to realize the sensor on the major structure, has not only saved the space, has also improved the reliability of electric connection simultaneously, can not receive the influence when meeting with vibrations, the simple structure of this sensor simultaneously, assembly process is simple, and the reliability is high.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a general schematic view of the body of one embodiment of the present invention;
FIG. 2 is a schematic view of the assembly of the body of one embodiment of the present invention;
FIG. 3 is a schematic view of another orientation of the body of one embodiment of the present invention;
FIG. 4 is a cross-sectional view of a plug according to one embodiment of the present invention;
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the descriptions of up, down, left, right, front, rear, etc. used in the present invention are only relative to the positional relationship of the respective components of the present invention with respect to each other in the drawings.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
In one embodiment of the present invention, the oil sensor is cylindrical, and the main body thereof is a sectional structure.
Referring to fig. 1, there is shown an overall schematic view of a main body according to an embodiment of the present invention, the main body adopts a segmented structure, and includes a first segment electrode tube 1 and a second segment electrode tube 2, a connection portion 3 is located at a connection position of the first segment electrode tube 1 and the second segment electrode tube 2, and the connection position is located inside the connection portion 3.
Referring to fig. 2, which shows an assembly view of the main body of an embodiment of the present invention, since the first and second electrode tubes 1 and 2 are too long, simplified in fig. 2, in order to ensure the electrical connection between the first segment electrode tube 1 and the second segment electrode tube 2, it is necessary to satisfy the requirement that the first segment outer electrode tube 11 (i.e. the outer electrode tube) in the first segment electrode tube 1 and the second segment outer electrode tube 21 in the second segment electrode tube 2 are electrically connected, and the first section of inner electrode tube 12 (i.e. inner electrode tube) in the first section of electrode tube 1 is electrically connected with the second section of inner electrode tube 22 in the second section of electrode tube 2, the connection mode of the first section of outer electrode tube 11 and the second section of outer electrode tube 21 is the same as the connection mode of the second section of outer electrode tube 12 and the second section of inner electrode tube 22 in this embodiment, the connection between the first-stage outer electrode tube 11 and the second-stage outer electrode tube 21 will be mainly explained.
The electrical connection mode provided by this embodiment is plug-in connection, and the first plug 31 and the first socket 32 are both welded pieces. The end of the first plug 31 extends outward to form an extension portion 312, the extension portion 312 is clamped in the groove 322 of the first socket 32 and abuts against the inner wall of the groove 322, the first plug 31 and the first socket 32 are in a conduction state by the contact between the extension portion 312 and the inner wall of the groove 322, the first plug 31 is welded on the inner side (illustrated in fig. 3) of the first section of the outer electrode tube 11, the first socket 32 is welded on the inner side of the second section of the outer electrode tube 21, a protrusion extends out of the end of the first socket 32 to the side to serve as a positioning block 321, and a positioning groove 211 is correspondingly arranged on the second section of the outer electrode tube 21 to position the first socket 32.
The second socket 42 is attached to the second segment of inner electrode tube 22 by welding in the same manner as the first socket 32, and is attached to the outer side of the second segment of inner electrode tube 22.
The middle of the rubber block 5 is provided with a through hole, after the first section of electrode tube 1 and the second section of electrode tube 2 are installed, the extending part 312 penetrates through the through hole of the rubber block 5 and is pressed by the first section of electrode tube 1 and the second section of electrode tube 2, and liquid can be prevented from flowing into the first plug 31 and the first socket 32.
Referring to fig. 3, showing the assembly schematic diagram of another direction of the main body of an embodiment of the present invention, this diagram mainly shows the structure of the first plug 31 and the first section of electrode tube 1, the first plug 31 is welded on the inner surface of the first section of outer electrode tube 11 when being installed, the first plug 31 has a positioning block 311 on the end surface close to the first socket 32, and the positioning block 311 is matched with the positioning groove 111 on the first section of outer electrode tube 11 to position the first plug 31.
The second plug 41 is installed on the first section of inner electrode tube 12, the welding mode is the same as the installation mode of the first plug 31, the installation position is located on the outer side of the second section of inner electrode tube 22, and a rubber block structure is also provided.
Therefore, the first section electrode tube 1 and the second section electrode tube 2 are electrically connected by the welded plug and socket combination.
after the assembly is completed, a gap exists between the first plug 31 and the first section of the inner electrode tube 12, a gap exists between the first socket 32 and the second section of the inner electrode tube 22, a gap exists between the second plug 41 and the first section of the outer electrode tube 11, and a gap exists between the second socket 42 and the second section of the outer electrode tube 21
In one embodiment of the present invention, the outer surfaces of the first plug and the second socket, and the outer surfaces of the second plug and the second socket are subjected to non-conductive oxidation treatment (anodic oxidation treatment), and aluminum alloys with high elastic modulus are selected.
Referring to fig. 4, which shows a cross-sectional view of a plug according to an embodiment of the present invention, the plug in this figure is the first plug 31, the plug in this embodiment adopts the same structure, and a part of the bottom center of the extension 312 is hollowed out, so that the elasticity of the extension 312 is stronger, and the extension is more compact when being clamped into the groove 322, thereby ensuring stable electrical connection under the vibration state.
The utility model provides an in certain embodiment, the bottom of extension 312 is inwards sunken to form the round ring channel, as the positioning mechanism of block rubber, is located this ring channel after the block rubber installation is accomplished.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a sectional type oil mass sensor, its characterized in that, includes first section electrode tube and second section electrode tube, first section electrode tube with second section electrode tube electricity is connected, be equipped with the plug on the first section electrode tube be equipped with the socket on the second section electrode tube, the plug cooperation the socket is realized switching on.
2. The segmented oil quantity sensor according to claim 1, wherein one end of the plug close to the socket extends outwards to form a protruding portion, a groove is formed in one end of the socket close to the plug, and the protruding portion is clamped into the groove to achieve electrical connection between the first section of electrode tube and the second section of electrode tube.
3. The segmented oil quantity sensor according to claim 1, wherein the first section of electrode tube comprises a first section of outer electrode tube and a first section of inner electrode tube, the second section of electrode tube comprises a second section of outer electrode tube and a second section of inner electrode tube, the plugs comprise a first plug and a second plug, the sockets comprise a first socket and a second socket, the first section of outer electrode tube is provided with the first plug, the first section of inner electrode tube is provided with the second plug, the second section of outer electrode tube is provided with the first socket, and the second section of inner electrode tube is provided with the second socket.
4. The segmented oil mass sensor according to claim 3, wherein the first plug is welded to the inside of the first segment of the outer electrode tube, the second plug is welded to the outside of the first segment of the inner electrode tube, the first socket is welded to the inside of the second segment of the outer electrode tube, and the second socket is welded to the outside of the second segment of the inner electrode tube.
5. The segmented fuel level sensor of claim 4 wherein there is a gap between the first plug and the first segment inner electrode tube, a gap between the second plug and the first segment outer electrode tube, a gap between the first socket and the second segment inner electrode tube, and a gap between the second socket and the second segment outer electrode tube.
6. The segmented oil quantity sensor according to claim 3, wherein an end face of the plug close to the socket extends laterally to form a first locating block, an end face of the socket close to the plug extends laterally to form a second locating block, the first locating block is matched with a locating groove on the first section of the outer electrode tube and a locating groove on the first section of the inner electrode tube, and the second locating block is matched with a locating groove on the second section of the outer electrode tube and a locating groove on the second section of the inner electrode tube.
7. The segmented oil level sensor according to claim 2, further comprising a rubber block, wherein a through hole is formed in the middle of the rubber block, an annular groove is formed in the protruding portion to position the rubber block, the protruding portion penetrates through the through hole to be clamped into the groove, and the rubber block limits liquid from flowing into a connecting portion of the plug and the socket.
8. The segmented oil mass sensor of claim 2 wherein the plug has a cavity on a side adjacent the protrusion, the cavity increasing the resiliency of the protrusion.
9. The segmented fuel level sensor of any one of claims 1 to 8 wherein the outer surfaces of the plug and the receptacle are provided with an insulating layer.
10. The segmented fuel level sensor of claim 9 wherein the insulating layer is a metal oxide layer formed by anodizing the outer surfaces of the plug and the receptacle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624616.4U CN209783690U (en) | 2019-04-30 | 2019-04-30 | Sectional type oil mass sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624616.4U CN209783690U (en) | 2019-04-30 | 2019-04-30 | Sectional type oil mass sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209783690U true CN209783690U (en) | 2019-12-13 |
Family
ID=68804684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920624616.4U Active CN209783690U (en) | 2019-04-30 | 2019-04-30 | Sectional type oil mass sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209783690U (en) |
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2019
- 2019-04-30 CN CN201920624616.4U patent/CN209783690U/en active Active
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