CN207763842U - A kind of temperature measuring equipment of engine connecting rod structure - Google Patents
A kind of temperature measuring equipment of engine connecting rod structure Download PDFInfo
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- CN207763842U CN207763842U CN201721885621.8U CN201721885621U CN207763842U CN 207763842 U CN207763842 U CN 207763842U CN 201721885621 U CN201721885621 U CN 201721885621U CN 207763842 U CN207763842 U CN 207763842U
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- temperature
- temperature signal
- connecting rod
- wireless transmitting
- transmitting unit
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Abstract
The utility model provides the temperature measuring equipment of engine connecting rod structure, including：Supplying cell, thermocouple, temperature signal collection card, wireless transmitting unit, antenna and radio receiving unit；Supplying cell is connect with temperature signal collection card and wireless transmitting unit respectively.When being measured into trip temperature engine connecting rod structure, supplying cell provides power supply thermocouple to temperature signal collection card and wireless transmitting unit respectively to be sent to temperature signal collection card to the measuring temperature of engine connecting rod structure to be measured, measuring temperature is converted to temperature signal by temperature signal collection card, and temperature signal is sent to wireless transmitting unit, temperature signal is sent to radio receiving unit by wireless transmitting unit by antenna.Solve the technical problem poor to the accuracy and reliability of engine connecting rod structure temperature-measuring results by the technical solution.
Description
Technical field
The utility model is related to technical field of engines, more specifically to a kind of thermometric of engine connecting rod structure
Device.
Background technology
Higher and higher with the reinforcing degree of engine, engine flare pressure and power are also higher and higher, engine
The load that connecting rod bearing shell and connecting rob bushing in link mechanism are born is increasing, and the temperature of connecting rod bearing shell and connecting rob bushing is increasingly
It is high.When connecting rod bearing shell and too high connecting rob bushing temperature, it may appear that connecting rob bushing locking and cause to smash the failures such as cylinder, and then cause to send out
Motivation can not work normally.
Although the existing temperature measuring equipment to engine connecting rod structure realizes the temperature survey to connecting rod bearing shell and connecting rob bushing
Amount, but since link mechanism belongs to movement parts, and existing temperature measuring equipment is often since structure is complex, and lead to thermometric
As a result accuracy and reliability is poor.
Utility model content
To solve the poor technical problem of the above-mentioned accuracy and reliability to engine connecting rod structure temperature-measuring results, this reality
With a kind of temperature measuring equipment of engine connecting rod structure of novel offer.
To achieve the above object, the utility model provides the following technical solutions：
A kind of temperature measuring equipment of engine connecting rod structure, including：It is supplying cell, thermocouple, temperature signal collection card, wireless
Transmitter unit, antenna and radio receiving unit；
The supplying cell is connect with the temperature signal collection card and the wireless transmitting unit respectively, the thermocouple
It is fixed on engine connecting rod structure to be measured, the thermocouple is connected with the temperature signal collection card；The temperature signal is adopted
Truck is connect with the wireless transmitting unit；The wireless transmitting unit passes through the antenna and the radio receiving unit phase
Even；The engine connecting rod structure to be measured includes connecting rod bearing shell and connecting rob bushing；
When being measured into trip temperature the engine connecting rod structure, the supplying cell respectively adopts the temperature signal
Truck and the wireless transmitting unit provide power supply, and the thermocouple will be to the measuring temperature of the engine connecting rod structure to be measured
It is sent to the temperature signal collection card, measuring temperature is converted to temperature signal by the temperature signal collection card, and will be described
Temperature signal is sent to the wireless transmitting unit, and the wireless transmitting unit is sent the temperature signal by the antenna
To the radio receiving unit.
Preferably, further include：Multiple through-holes are processed on the engine connecting rod structure to be measured, as temperature measurement location.
Preferably, the thermocouple is fixed on the temperature measurement location.
Preferably, the thermocouple is fixed on the temperature measurement location by surface counterbore riveting method.
Preferably, the through-hole diameter is 0.5 millimeter.
Preferably, the thermocouple is multiple.
Preferably, further include：Conducting wire, the supplying cell by the conducting wire respectively with the temperature signal collection card and
The wireless transmitting unit connection.
It can be seen from the above technical proposal that the utility model provides a kind of temperature measuring equipment of engine connecting rod structure,
Including：Supplying cell, thermocouple, temperature signal collection card, wireless transmitting unit, antenna and radio receiving unit；The power supply
Battery is connect with the temperature signal collection card and the wireless transmitting unit respectively, and the thermocouple is fixed on engine to be measured
On link mechanism, the thermocouple is connected with the temperature signal collection card；The temperature signal collection card and the wireless hair
Penetrate unit connection；The wireless transmitting unit is connected by the antenna with the radio receiving unit；The engine to be measured
Link mechanism includes connecting rod bearing shell and connecting rob bushing.When being measured into trip temperature the engine connecting rod structure, the thermocouple
The temperature signal collection card, the temperature signal collection will be sent to the measuring temperature of the engine connecting rod structure to be measured
Measuring temperature is converted to temperature signal by card, and the temperature signal is sent to the wireless transmitting unit, the wireless hair
It penetrates unit and the temperature signal is sent to by the radio receiving unit by the antenna.The temperature measuring equipment is built-in with power supply electricity
Pond can realize power itself, so can to avoid because the temperature measuring equipment that powerup issue generates poor reliability the problem of.Simultaneously
By the installation of TC on link mechanism, and acquires corresponding temperature using wireless transmitting unit, radio receiving unit and believe
Carried out after number wireless transmission can solve wired temperature measuring equipment in the prior art during thermometric be easy broken string or can not
The problem of being measured into Mobile state realizes wireless temperature measurement, and improve engine connecting rod structure temperature-measuring results accuracy and
Reliability.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of structural schematic diagram of the temperature measuring equipment for engine connecting rod structure that the utility model embodiment provides；
Fig. 2 is the schematic diagram for the thermocouple arrangement that the utility model embodiment provides.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of temperature measuring equipment of engine connecting rod structure, refers to attached drawing 1, including：
Supplying cell 10, thermocouple 11, temperature signal collection card 12, wireless transmitting unit 13, antenna 14 and wireless receiving
Unit 15；
Supplying cell 10 is connect with temperature signal collection card 12 and wireless transmitting unit 13 respectively, and thermocouple 11, which is fixed on, to be waited for
It surveys on engine connecting rod structure, thermocouple 11 is connected with temperature signal collection card 12；Temperature signal collection card 12 and wireless transmission
Unit 13 connects；Wireless transmitting unit 13 is connected by antenna 14 with radio receiving unit 15；Engine connecting rod structure packet to be measured
Include connecting rod bearing shell and connecting rob bushing；
When being measured into trip temperature engine connecting rod structure, supplying cell 10 is respectively to temperature signal collection card 12 and nothing
Line transmitter unit 13 provides power supply, and thermocouple 11 will be sent to temperature signal to the measuring temperature of engine connecting rod structure to be measured and adopt
Truck 12, measuring temperature is converted to temperature signal by temperature signal collection card 12, and temperature signal is sent to wireless transmission list
Member 13, temperature signal is sent to radio receiving unit 15 by wireless transmitting unit 13 by antenna 14.
Specifically, link mechanism includes connecting rod bearing shell and connecting rob bushing, when carry out temperature measurement time selection all connecting rod bearing shells and
Connecting rob bushing all measures, and can also select to measure a part therein, i.e., is only surveyed to the temperature of connecting rod bearing shell
Amount only measures connecting rob bushing.
It is, thermocouple 11 is embedded on connecting rob bushing and connecting rod bearing shell.
Because thermocouple is temperature element common in thermometric instruments, its direct measuring temperature simultaneously turns temperature signal
It changes thermo-electromotive force signal into, measured medium temperature is converted by electric meter.Therefore it can also be realized using thermocouple measurement
Temperature measuring equipment it is simple, at low cost.And thermocouple is small-sized, does not interfere with the bearing capacity of connecting rod bearing shell or connecting rob bushing simultaneously
And measure be connecting rod bearing shell or connecting rob bushing inner surface temperature, be not present temperature gradient the problem of.
Sample frequency provided with temperature signal collection card simultaneously, that is, define and per second extracted simultaneously from continuous signal
The number of samples of discrete signal is formed, unit indicates for hertz (Hz).Signal acquisition is carried out by temperature signal collection card in this way,
And signal wireless transmission is carried out by signal wireless transmitting unit and radio receiving unit and realizes temperature real-time measurement, it avoids wired
The disconnection problem of thermometric, reliability are high.
Meanwhile supplying cell 10 is connect with temperature signal collection card 12 and wireless transmitting unit 13 respectively, is temperature signal
Capture card 12 and wireless transmitting unit 13 are powered.
The device power itself of the temperature measuring equipment of engine connecting rod structure is realized by supplying cell 10, and then can be kept away
The problem of exempting from the poor reliability because of the temperature measuring equipment that powerup issue generates.
Can also include in another embodiment provided by the utility model：Conducting wire, supplying cell 10 are distinguished by conducting wire
It is connect with temperature signal collection card 12 and wireless transmitting unit 13.
A kind of arrangement of thermocouple is additionally provided in another embodiment provided by the utility model, further includes：Institute
It states and processes multiple through-holes on engine connecting rod structure to be measured, as temperature measurement location.
It is corresponding, the thermocouple is fixed on the temperature measurement location.
Correspondingly, the thermocouple is fixed on the temperature measurement location by surface counterbore riveting method.
Specifically, the through-hole diameter is 0.5 millimeter.
Optionally, the thermocouple is multiple.
Referring to Fig. 2, direction shown in link mechanism upper edge Fig. 2 is tilted by processing 0.5mm diameters by deep hole processing equipment
Through-hole until connecting rod small-end bearing surface, then wears thermocouple to measurement surface, then uses surface counterbore riveting technology by thermocouple
It is riveted.And then thermocouple is fixed on temperature measurement location, to realize that temperature measures.
When thermometric, temperature signal collection card passes to the multichannel temperature signal of collected connecting rod bearing shell and connecting rob bushing
Wireless transmitting unit, wireless transmitting unit pass to radio receiving unit by radio wave.
Therefore, using accurate processing technology and the installation of TC technology, multiple thermoelectricity are installed on the surface of link mechanism
It is even, using wireless data acquisition system, corresponding temperature signal is acquired, is then sent by wireless transmitting unit, used
Radio receiving unit receive and can pass to computer being shown.It solves in engine operation process, connecting rod bearing shell
And the problem of connecting rob bushing thermometric.The progress of research and development test is can effectively improve, and external consignment test can be carried out, is created
Considerable economic benefit.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.Various modifications to these embodiments will be apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest range consistent with features of novelty.
Claims (7)
1. a kind of temperature measuring equipment of engine connecting rod structure, which is characterized in that including：Supplying cell, thermocouple, temperature signal are adopted
Truck, wireless transmitting unit, antenna and radio receiving unit；
The supplying cell is connect with the temperature signal collection card and the wireless transmitting unit respectively, and the thermocouple is fixed
On engine connecting rod structure to be measured, the thermocouple is connected with the temperature signal collection card；The temperature signal collection card
It is connect with the wireless transmitting unit；The wireless transmitting unit is connected by the antenna with the radio receiving unit；Institute
It includes connecting rod bearing shell and connecting rob bushing to state engine connecting rod structure to be measured；
When being measured into trip temperature the engine connecting rod structure, the supplying cell is respectively to the temperature signal collection card
Power supply is provided with the wireless transmitting unit, the thermocouple will send the measuring temperature of the engine connecting rod structure to be measured
To the temperature signal collection card, measuring temperature is converted to temperature signal by the temperature signal collection card, and by the temperature
Signal is sent to the wireless transmitting unit, and the temperature signal is sent to institute by the wireless transmitting unit by the antenna
State radio receiving unit.
2. the apparatus according to claim 1, which is characterized in that further include：Add on the engine connecting rod structure to be measured
The multiple through-holes of work, as temperature measurement location.
3. the apparatus of claim 2, which is characterized in that the thermocouple is fixed on the temperature measurement location.
4. device according to claim 3, which is characterized in that fix the thermocouple by surface counterbore riveting method
In the temperature measurement location.
5. the apparatus of claim 2, which is characterized in that the through-hole diameter is 0.5 millimeter.
6. the apparatus according to claim 1, which is characterized in that the thermocouple is multiple.
7. the apparatus according to claim 1, which is characterized in that further include：Conducting wire, the supplying cell pass through the conducting wire
It is connect respectively with the temperature signal collection card and the wireless transmitting unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721885621.8U CN207763842U (en) | 2017-12-28 | 2017-12-28 | A kind of temperature measuring equipment of engine connecting rod structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721885621.8U CN207763842U (en) | 2017-12-28 | 2017-12-28 | A kind of temperature measuring equipment of engine connecting rod structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207763842U true CN207763842U (en) | 2018-08-24 |
Family
ID=63185552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721885621.8U Active CN207763842U (en) | 2017-12-28 | 2017-12-28 | A kind of temperature measuring equipment of engine connecting rod structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207763842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113281052A (en) * | 2021-05-07 | 2021-08-20 | 华中科技大学 | Wireless temperature measurement emission controller for low-frequency acquisition of surface temperature of piston of internal combustion engine |
-
2017
- 2017-12-28 CN CN201721885621.8U patent/CN207763842U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113281052A (en) * | 2021-05-07 | 2021-08-20 | 华中科技大学 | Wireless temperature measurement emission controller for low-frequency acquisition of surface temperature of piston of internal combustion engine |
| CN113281052B (en) * | 2021-05-07 | 2022-01-28 | 华中科技大学 | Wireless temperature measurement emission controller for low-frequency acquisition of surface temperature of piston of internal combustion engine |
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