CN218661186U - Inflatable external tire pressure monitoring sensing device - Google Patents
Inflatable external tire pressure monitoring sensing device Download PDFInfo
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- CN218661186U CN218661186U CN202223492131.5U CN202223492131U CN218661186U CN 218661186 U CN218661186 U CN 218661186U CN 202223492131 U CN202223492131 U CN 202223492131U CN 218661186 U CN218661186 U CN 218661186U
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- tire pressure
- pipe
- assembly
- sensing device
- pressure monitoring
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Abstract
The utility model discloses an inflatable external tire pressure monitoring sensing device, include: tire pressure sensor, tire pressure sensor includes casing, tire pressure sensing subassembly and breather pipe, the breather pipe run through in casing and inside switch on, tire pressure sensing subassembly set up in the casing, external air cock subassembly, including inflation assembly and coupling assembling, inflation assembly's one end with the one end of breather pipe is connected, coupling assembling's one end with the breather pipe for inflation assembly's the other end is connected, coupling assembling's the other end and tire valve fastening connect, it through inflation assembly, the breather pipe in the tire pressure sensor and coupling assembling through-connection, and the structure that coupling assembling and tire valve fastening connect to realize directly inflating and deflating the tire, the interchangeable structural relation of unloading the connection that constitutes through external air cock subassembly and tire pressure sensor in addition makes inflation assembly change under the prerequisite that need not to dismantle sensing device.
Description
Technical Field
The utility model relates to a tire pressure monitoring system field further relates to an inflatable external tire pressure monitoring sensing device.
Background
The excellent and tire life's of car performance length all receives the influence of tire pressure, simultaneously along with the continuous increase of road traffic volume, because the traffic accident rate that the tire burst causes is high, according to statistics, wherein up to 70% highway accident is because of blowing out the tire and arousing, and the natural seepage of tire or the gassing deficiency are the leading cause that the tire broke down, because the atmospheric pressure of tire, the temperature can real-time detection by tire pressure monitoring system, thereby can in time discover the circumstances such as tire underpressure, excessive pressure or gas leakage, the condition of tire burst prevents to appear.
In recent years, in order to reduce the occurrence rate of traffic accidents, all vehicles which are required to be produced by establishing a mandatory installation regulation of a tire pressure monitoring system in China must be provided with a direct type or indirect type tire pressure monitoring system, so the research of the tire pressure monitoring system is more and more concerned.
The existing tire pressure monitoring and sensing devices mainly include an inflatable external tire pressure monitoring and sensing device and a built-in tire pressure monitoring and sensing device, wherein although the existing external sensor can measure parameters of the tire, when the tire pressure is adjusted, the sensor needs to be detached to inflate and deflate the tire, and in addition, the sensor needs to be detached to check and replace a valve inside, so that the defects of complex operation, complexity, inconvenience and the like are caused.
SUMMERY OF THE UTILITY MODEL
To the technical problem, an object of the utility model is to provide an inflatable external tire pressure monitoring sensing device, it is through the gas charging component, breather pipe and coupling assembling through connection in the tire pressure sensor, and coupling assembling and the peculiar structure of tire valve fastening connection, and the interchangeable connection mode of unloading of gas charging component has solved the user and must pull down the sensor and just can fill the operation complicacy of gassing and inspection to the tire when adjusting the tire air pressure, loaded down with trivial details problem, also realized accomplishing the change to the gas charging component under the prerequisite that need not to dismantle sensing device, let the user use the operation get up simpler convenient and fast.
In order to achieve the above object, the present invention provides an inflatable external tire pressure monitoring sensing device, including:
the tire pressure sensor comprises a shell, a tire pressure sensing assembly and a vent pipe, wherein the vent pipe penetrates through the shell and is communicated with the interior of the shell, and the tire pressure sensing assembly is arranged in the shell;
the external air nozzle assembly comprises an air inflation assembly and a connecting assembly, wherein one end of the air inflation assembly is connected with one end of the vent pipe, one end of the connecting assembly is connected with the other end of the vent pipe, which is opposite to the air inflation assembly, and the other end of the connecting assembly is fixedly connected with the tire valve.
The breather pipe and the coupling assembling through-connection in aeration subassembly, the tire pressure sensor, and coupling assembling and tire valve fastening connection to the structural relation of being connected is unloaded in the interchangeable of external air cock subassembly and the tire pressure sensor through the realization to the direct gassing of inflating of tire, external in addition, makes aeration subassembly can change under the prerequisite that need not to dismantle sensing device.
In some embodiments, the tire pressure sensing assembly includes a battery, a circuit board, a pressure sensing chip, and a battery connector, the circuit board is connected with the battery through the battery connector, and the pressure sensing chip is disposed on the circuit board.
In some embodiments, the vent tube is provided with an air guide hole, and the air guide hole is in contact with the pressure sensing chip.
In some embodiments, the inflation assembly includes a metal tube, the metal tube is internally conducted, and one end of the metal tube is inserted into the vent tube and is tightly connected with the vent tube.
In some embodiments, the inflation assembly further comprises a valve core, the metal tube providing a valve core opening opposite the other end of the vent tube, the valve core opening having the valve core disposed therein.
In some embodiments, the inflation assembly further comprises a first sealing ring, and the first sealing ring is sleeved on the outer pipe wall of the metal pipe close to one end of the vent pipe.
In some embodiments, the outer tube wall of the metal tube is provided with an annular protrusion between the first seal ring and the valve core opening;
the inner wall of one end of the breather pipe close to the inflation assembly is provided with an annular groove part, and the annular groove part corresponds to the annular bulge part.
In some embodiments, the vent tube has a first thread on an inner wall thereof adjacent to one end of the connector assembly;
the connecting assembly comprises a connecting pipe, and the inside of the connecting pipe is communicated;
the outer side pipe wall of one end, close to the breather pipe, of the connecting pipe is provided with first threads, and the first threads correspond to the first threads.
In some embodiments, the connection assembly further comprises a fastening nut;
the connecting pipe is provided with a second thread corresponding to the fastening nut on the outer side pipe wall of the other end of the vent pipe, and the connecting assembly is fixedly connected with the tire valve through the fastening nut.
In some embodiments, the connection assembly further includes a second sealing ring, and the second sealing ring is sleeved on the outer pipe wall of the end, close to the breather pipe, of the connection pipe.
Compared with the prior art, the inflatable external tire pressure monitoring sensing device provided by the utility model has the following beneficial effects:
1. the inflatable external tire pressure monitoring sensing device provided by the utility model is connected with the connecting component through the vent pipe in the inflating component and the tire pressure sensor, and the connecting component is tightly connected with the tire valve, thereby solving the problems of complicated and cumbersome operation that the user needs to detach the sensor to inflate and deflate the tire when adjusting the tire pressure;
2. the utility model provides an inflatable external tire pressure monitoring sensing device, wherein the interchangeable of inflating the subassembly is unloaded connected mode and is made the user can accomplish the change to inflating the subassembly under the prerequisite that need not to dismantle sensing device, lets the user operate simpler convenient and fast.
Drawings
The above features, technical features, advantages and modes of realisation of the present invention will be further described in the following detailed description of preferred embodiments thereof, which is to be read in conjunction with the accompanying drawings.
Fig. 1 is a schematic perspective structural view of an external tire pressure monitoring sensing device according to a preferred embodiment of the present invention;
FIG. 2 is a schematic perspective view of an inflation assembly according to a preferred embodiment of the present invention;
fig. 3 is a perspective structural view of a tire pressure sensing assembly according to a preferred embodiment of the present invention;
fig. 4 is a perspective structural diagram of the connection assembly according to the preferred embodiment of the present invention.
The reference numbers indicate:
the tire pressure sensor comprises a tire pressure sensor 10, an air vent pipe 11, a battery 12, a circuit board 13, a pressure sensing chip 14, a battery connector 15, an air guide hole 16, an inflation component 20, a metal pipe 21, a valve core 22, a first sealing ring 23, an annular bulge 24, a protective cap 25, a connecting component 30, a connecting pipe 31, a first screw thread 32, a fastening nut 33, a second screw thread 34 and a second sealing ring 35.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, only the parts related to the utility model are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In one embodiment, referring to fig. 1 to 3 of the specification, the present invention provides an inflatable external tire pressure monitoring sensor device, comprising:
the tire pressure sensor 10, wherein the tire pressure sensor 10 includes: the shell is internally provided with an installation space for installing various parts; the tire pressure sensing assembly is arranged in the mounting space and is used for detecting the air pressure of the tire; and the vent pipe 11 penetrates through the shell and is communicated with the inside of the shell for inflating and deflating the tire and measuring air pressure.
It should be pointed out that the surface of the shell is provided with a plurality of vertical strips to enhance the friction of the shell, and in addition, the cell 12 shell is provided with glue injection holes, and the glue injection holes are used for injecting glue into the shell for packaging, so that the tire pressure sensor 10 has good waterproof sealing performance, and the service life is prolonged.
External air cock subassembly, including inflation assembly 20 and coupling assembling 30, wherein the one end of inflation assembly 20 is connected with the one end of breather pipe 11, be used for the inflation and deflation to the tire, coupling assembling 30's one end and breather pipe 11 are connected for inflation assembly 20's the other end, coupling assembling 30's the other end and tire valve fastening connection, in order to ensure inflation assembly 20, breather pipe 11 and coupling assembling 30 through connection in the tire pressure sensor 10, thereby realized need not to dismantle external tire pressure detection device and can adjust interior pressure for the tire, make the change of unloading of the ann of inflation assembly 20 can accomplish under the prerequisite that need not to dismantle sensing device in addition, make the user operate more simply convenient.
In one embodiment, referring to fig. 1, 2 and 3 of the specification, the tire pressure sensing assembly includes a battery 12, a circuit board 13, a pressure sensing chip 14 and a battery connector 15, the circuit board 13 is connected with the battery 12 through the battery connector 15, and the pressure sensing chip 14 is disposed on the circuit board 13.
It should be noted that the battery 12 is a button battery, and is mounted and fixed in the mounting space in the housing by screws or gluing for supplying power to each part, the circuit board 13 is fixed in the mounting space in the housing by welding, and the battery connector 15 is used for measuring air pressure and conducting signals; the pressure sensing chip 14 is fixed on the circuit board 13 by soldering for sensing air pressure and transmitting signals to the circuit board 13, and the battery connector 15 is electrically connected with the circuit board 13 and the battery 12 for supplying electric power to the circuit board 13 and the pressure sensing chip 14 to drive the circuit board 13 and the pressure sensing chip 14 to operate.
In one embodiment, referring to fig. 2 and fig. 3 of the specification, on the basis of the above embodiment, the vent pipe 11 is provided with the air vent 16, and the air vent 16 is in contact with the pressure sensing chip 14.
Specifically, the vent tube 11 and the air guide hole 16 are communicated with each other, and the gas in the tire is communicated to the tire pressure sensor 10 through the tire valve, the vent tube 11 and the air guide hole 16 of the tire pressure sensor 10 in sequence, so that the tire pressure sensor 10 can detect the internal pressure of the tire.
In one embodiment, the inflation assembly 20 includes a metal tube 21, the metal tube 21 is conducted inside, one end of the metal tube 21 is inserted into the vent pipe 11 and is tightly connected to the vent pipe 11, wherein the metal tube 21 is used for inflating and deflating the tire, and the metal tube 21 may be made of copper, aluminum alloy, zinc alloy, or other materials that can perform the same function, and is not limited herein.
In one embodiment, referring to fig. 2 and fig. 3 of the specification, the inflation assembly 20 further includes a valve core 22, the valve core 22 is a cylindrical structure with a hollow upper end and a solid lower end, and a small hole is formed on a side surface of the lower end to communicate with the hollow portion, and is used for inflating and deflating the tire and preventing air leakage of the tire, the metal tube 21 is provided with a valve core opening opposite to the other end of the vent tube 11, the valve core 22 is arranged in the valve core opening, the valve core 22 is just inserted and fixed to the valve core opening in a matching manner, and the valve core 22 penetrates through the metal tube 21 in the inflation assembly 20 and is conducted.
It should be pointed out that, the last one end of keeping away from breather pipe 11 of inflation assembly 20 is the inflation inlet, and inflation assembly 20 still includes helmet 25, and this helmet 25 is equipped with the internal thread, and the outside of inflation inlet is equipped with the external screw thread, and helmet 25 can be dismantled with the inflation inlet screw thread and be connected, avoids dust to get into and blocks up valve core 22 in the valve core 22, influences and aerifys and the gassing.
In one embodiment, on the basis of the above embodiments, the inflation assembly 20 further includes a first sealing ring 23, and the first sealing ring 23 is sleeved on the outer side of the end of the metal tube 21 close to the vent tube 11 for enhancing the sealing performance of the metal tube 21 in the inflation assembly 20 and the vent tube 11 in the tire pressure sensing assembly, wherein the first sealing ring 23 is made of hydrogenated nitrile rubber, which may also be natural rubber, and has excellent corrosion resistance, wear resistance, tear resistance and compression deformation resistance.
In one embodiment, referring to fig. 2 of the specification, an annular protrusion 24 is disposed on an outer side wall of the metal tube 21, the annular protrusion 24 is disposed between the first sealing ring 23 and the valve core opening, an annular groove is disposed on an inner wall of the vent tube 11 near one end of the inflation assembly 20, the annular groove corresponds to the annular protrusion 24, a special structure of the annular protrusion 24 and the annular groove forms a fastening structure with a fixing effect, so that the metal tube 21 in the inflation assembly 20 is tightly connected with the vent tube 11 in the tire pressure sensing assembly, and the size and shape of the annular protrusion 24 are determined according to actual requirements, and the specification of the annular groove corresponds to the specification of the annular protrusion 24.
In one embodiment, a first thread is arranged on an inner wall of one end of the air pipe 11 close to the connection assembly 30, the connection assembly 30 comprises a connection pipe 31, the connection pipe 31 is internally communicated, a first thread 32 is arranged on an outer pipe wall of one end of the connection pipe 31 close to the air pipe 11, and the first thread 32 corresponds to the first thread, so that the connection assembly 30 and the air pipe 11 are detachably and tightly connected through the screwing action of the first thread 32 and the first thread.
In one embodiment, the connection assembly 30 further includes a fastening nut 33, a second thread 34 is disposed on the outer side tube wall of the other end of the connection tube 31 opposite to the vent tube 11, the second thread 34 corresponds to the fastening nut 33, the connection assembly 30 is fastened to the tire valve through the fastening nut 33, a thread of the fastening nut 33 corresponds to an external thread on the tire valve, so that the inflatable external tire pressure detecting device can be fastened to the tire, the fastening nut 33 can rotate freely in the axial direction around the tire pressure sensor 10 to complete the fastening connection between the connection assembly 30 and the tire valve, and it can be ensured that the tire pressure sensor 10 is locked in a rotating manner through the fastening nut 33 under the condition that the tire pressure sensor 10 is not moved in a proper position on the hub, which is adaptable to a narrow space on the rim of the tire, and is convenient to install.
In an embodiment, the connection assembly 30 further includes a second sealing ring 35, the second sealing ring 35 is sleeved on the outer pipe wall of the end of the connection pipe 31 close to the ventilation pipe 11, the second sealing ring 35 is made of any one of natural rubber, hydrogenated nitrile rubber and fluororubber, and the size of the second sealing ring 35 is determined according to actual requirements.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An inflatable external tire pressure monitoring sensing device, comprising:
the tire pressure sensor comprises a shell, a tire pressure sensing assembly and a vent pipe, wherein the vent pipe penetrates through the shell and is communicated with the interior of the shell, and the tire pressure sensing assembly is arranged in the shell;
the external air nozzle assembly comprises an air inflation assembly and a connecting assembly, wherein one end of the air inflation assembly is connected with one end of the vent pipe, one end of the connecting assembly is connected with the other end of the vent pipe, which is opposite to the air inflation assembly, and the other end of the connecting assembly is fixedly connected with the tire valve.
2. The inflatable external tire pressure monitoring sensing device of claim 1,
the tire pressure sensing assembly comprises a battery, a circuit board, a pressure sensing chip and a battery connector, wherein the circuit board is connected with the battery through the battery connector, and the pressure sensing chip is arranged on the circuit board.
3. The inflatable external tire pressure monitoring sensing device of claim 2,
the breather pipe is provided with an air guide hole, and the air guide hole is in contact with the pressure sensing chip.
4. The inflatable external tire pressure monitoring sensing device of claim 1,
the inflation assembly comprises a metal pipe, the metal pipe is communicated with the inside of the metal pipe, and one end of the metal pipe is inserted into the vent pipe and is fixedly connected with the vent pipe.
5. The inflatable external tire pressure monitoring sensing device of claim 4,
the inflation assembly further comprises a valve core, the other end of the metal pipe, which is opposite to the vent pipe, is provided with a valve core opening, and the valve core is arranged in the valve core opening.
6. The inflatable external tire pressure monitoring sensing device of claim 5,
the inflation assembly further comprises a first sealing ring, and the first sealing ring is sleeved on the pipe wall of the outer side of one end, close to the vent pipe, of the metal pipe.
7. The inflatable external tire pressure monitoring sensing device of claim 6,
an annular bulge is arranged on the outer side pipe wall of the metal pipe and is arranged between the first sealing ring and the valve core opening;
the inner wall of one end of the breather pipe close to the inflation assembly is provided with an annular groove part, and the annular groove part corresponds to the annular bulge part.
8. The inflatable external tire pressure monitoring sensing device of any of claims 1-7,
a first thread is arranged on the inner wall of one end of the vent pipe close to the connecting component;
the connecting assembly comprises a connecting pipe, and the inside of the connecting pipe is communicated;
the outer side pipe wall of one end, close to the breather pipe, of the connecting pipe is provided with first threads, and the first threads correspond to the first threads.
9. The inflatable external tire pressure monitoring sensing device of claim 8,
the connection assembly further comprises a fastening nut;
the connecting pipe is provided with a second thread corresponding to the fastening nut on the outer side pipe wall of the other end of the vent pipe, and the connecting assembly is fixedly connected with the tire valve through the fastening nut.
10. The inflatable external tire pressure monitoring sensing device of claim 9,
the connecting assembly further comprises a second sealing ring, and the second sealing ring is sleeved on the outer side pipe wall of one end, close to the breather pipe, of the connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223492131.5U CN218661186U (en) | 2022-12-27 | 2022-12-27 | Inflatable external tire pressure monitoring sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223492131.5U CN218661186U (en) | 2022-12-27 | 2022-12-27 | Inflatable external tire pressure monitoring sensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218661186U true CN218661186U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223492131.5U Active CN218661186U (en) | 2022-12-27 | 2022-12-27 | Inflatable external tire pressure monitoring sensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218661186U (en) |
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2022
- 2022-12-27 CN CN202223492131.5U patent/CN218661186U/en active Active
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