CN105352617B - Lead type thermocouple piston face temperature survey connecting rod pin configuration - Google Patents
Lead type thermocouple piston face temperature survey connecting rod pin configuration Download PDFInfo
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- CN105352617B CN105352617B CN201510907741.2A CN201510907741A CN105352617B CN 105352617 B CN105352617 B CN 105352617B CN 201510907741 A CN201510907741 A CN 201510907741A CN 105352617 B CN105352617 B CN 105352617B
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- hinged block
- connecting rod
- piston face
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Abstract
The invention discloses a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration, including：The first contiguous block being connected with engine connecting rod big end end, the first contiguous block is connected with the second hinged block, and the second hinged block is hinged with the 3rd hinged block, and the 3rd hinged block is connected by first connecting rod with the 4th hinged block；4th hinged block is hinged with the 5th hinged block, and the 5th hinged block is connected by second connecting rod with the 6th hinged block；6th hinged block is hinged with the 7th hinged block, and the 7th hinged block is fixedly connected on stand by the 8th contiguous block.Beneficial effect of the present invention：The up and down motion of thermocouple wire is changed into swing, structure convenient disassembly；The change of piston temperature can be measured, and the piston temperature accuracy measured is high；Cost is low；It can operate at high speeds.
Description
Technical field
The present invention relates to lead type thermocouple piston face technical field of temperature measurement, and in particular to a kind of lead type thermoelectricity
Even piston face temperature survey connecting rod pin configuration.
Background technology
The existing lead type thermocouple measurement mechanism for piston face temperature survey is on the basis of engine link
Thermocouple wire (1-4) is drawn cylinder (1-1) and is connected outside with data acquisition circuit by upper use subsidiary body.Thermocouple is led
Line (1-4) is fixed on flexible strip (1-3), and steel band is fixedly mounted on piston (1-2) with larger radius of curvature.
As shown in Figure 1.
But this structure is more complicated, during dismounting, need to together dismount the piston and connecting rod of engine, dismounting not side
Just, workload is added, the efficiency of measurement temperature is reduced.
The content of the invention
The purpose of the present invention is exactly to solve the above problems, it is proposed that a kind of lead type thermocouple piston face temperature is surveyed
Connecting rod pin configuration is measured, the structure convenient disassembly can measure the change of piston temperature, and measuring accuracy is high.
To achieve the above object, concrete scheme of the invention is as follows：
A kind of lead type thermocouple piston face temperature survey connecting rod pin configuration, including：With engine connecting rod big end end
First contiguous block of connection, first contiguous block is connected with the second hinged block, and the second hinged block is hinged with the 3rd hinged block, the
Three hinged blocks are connected by first connecting rod with the 4th hinged block；
4th hinged block is hinged with the 5th hinged block, and the 5th hinged block passes through second connecting rod and the 6th hinged block
Connection；
6th hinged block is hinged with the 7th hinged block, and the 7th hinged block is fixedly connected on stand by the 8th contiguous block
On.
First contiguous block and the 8th contiguous block are L-type connector, are set respectively on two sides of the L-type connector
There is screwed hole；
One end of first contiguous block is connected by screw thread with engine connecting rod big end end, and the other end is cut with scissors by screw thread and second
Connect block connection.
One end of 8th contiguous block is connected by screw thread with stand, and the other end is connected by screw thread with the 6th hinged block.
Second hinged block, the 4th hinged block and the 6th hinged block are the contiguous block that one end carries U-shaped groove, described
The other end of contiguous block with U-shaped groove is provided with screwed hole；It is respectively equipped with what is connected on two protrusion sides of the U-shaped groove
Screwed hole.
3rd hinged block, the 5th hinged block and the 7th hinged block are one end with convex with U-shaped groove match
The contiguous block risen, the other end of the raised contiguous block with U-shaped groove match is provided with screwed hole；In the projection
Provided with screwed hole, the screwed hole that the screwed hole is protruded with the two of U-shaped groove on side is located on same axis.
The two ends of the first connecting rod and second connecting rod are equipped with threaded end.
Thermocouple wire one end is connected on piston, the thermocouple wire other end is connected by the temperature survey of thermocouple piston face
Bar pin configuration is drawn；The trend of thermocouple wire inside thermocouple piston face temperature survey connecting rod pin configuration with moving towards phase
Together.
Beneficial effects of the present invention：
Thermocouple wire is connected on piston by the present invention, and thermocouple wire passes through lead type thermocouple piston face temperature survey
Connecting rod pin configuration is drawn, and the up and down motion of thermocouple wire is changed into swing, thermocouple wire is changed into after swing, can be in lead
Drawn at the stand contiguous block of formula thermocouple piston face temperature survey connecting rod pin configuration, the thermocouple at stand contiguous block
Any motion will be no longer done, smoothly can be connected with temperature measuring mechanism.
Structure convenient disassembly of the present invention；The change of piston temperature can be measured, and the piston temperature accuracy measured is high；
Cost is low；It can operate at high speeds.
Brief description of the drawings
Fig. 1 is existing lead type measurement structural representation；
Fig. 2 is schematic structural view of the invention；
Fig. 3 (a) is the front view of the second hinged block of the invention, the 4th hinged block and the 6th hinged block；
Fig. 3 (b) is the top view of the second hinged block of the invention, the 4th hinged block and the 6th hinged block；
Fig. 4 (a) is the front view of the 3rd hinged block of the invention, the 5th hinged block and the 7th hinged block；
Fig. 4 (b) is the top view of the 3rd hinged block of the invention, the 5th hinged block and the 7th hinged block；
Fig. 5 (a) is the front view of the first contiguous block of the invention and the 8th contiguous block；
Fig. 5 (b) is the top view of the first contiguous block of the invention and the 8th contiguous block；
Wherein, 1-1, cylinder, 1-2, piston, 1-3, flexible strip, 1-4, thermocouple wire；
1. engine connecting rod big end contiguous block, 2. second hinged blocks, 3. the 3rd hinged blocks, 4. first connecting rods, 5. the 4th hinges
Connect block, 6. the 5th hinged blocks, 7. second connecting rods, 8. the 6th hinged blocks, 9. the 7th hinged blocks, 10. stand contiguous blocks.
Embodiment：
The present invention is described in detail below in conjunction with the accompanying drawings：
As shown in Fig. 2 a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration, including：Engine connects
Being bolted on big end by big end of bar major part contiguous block 1；Engine connecting rod big end contiguous block 1 is hinged with second
The threaded one end of block 2 is connected；Second hinged block 2 and the 3rd hinged block 3 are hinged；3rd hinged block 3 and the one end of first connecting rod 4
Threaded connection；The other end of first connecting rod 4 is threadedly coupled with the 4th hinged block 5；4th hinged block 5 is hinged with the 5th hinged block 6；The
Five hinged blocks 6 are connected with the threaded one end of second connecting rod 7；The one end of second connecting rod 7 is threadedly coupled with the 6th hinged block 8；6th is hinged
Block 8 is hinged with the 7th hinged block 9；7th hinged block 9 is threadedly coupled with stand contiguous block 10；Stand contiguous block 10 is fixedly connected on
On stand.
The two ends of first connecting rod 4 and second connecting rod 7 are equipped with threaded end；
Second hinged block 2 of the invention, the 4th hinged block 5 are identical with the structure of the 6th hinged block 8, such as Fig. 3 (a) and Fig. 3 (b)
It is shown；Its structure is the contiguous block that one end carries U-shaped groove, and the other end of the contiguous block with U-shaped groove is provided with screwed hole,
Match with the threaded end of connecting rod.The screwed hole connected is respectively equipped with two protrusion sides of U-shaped groove.
3rd hinged block 3 of the invention, the 5th hinged block 6 are identical with the structure of the 7th hinged block 9, such as Fig. 4 (a) and Fig. 4 (b)
It is shown；Its structure is one end with the raised contiguous block with U-shaped groove match, with convex with U-shaped groove match
The other end of the contiguous block risen is provided with screwed hole, matches with the threaded end of connecting rod.Projection is provided with screwed hole, projection
Two screwed holes protruded on sides of screwed hole and U-shaped groove be located on same axis.Can be by two connections by bearing pin
Block is hinged.
Inventive engine big end contiguous block 1 (i.e. the first contiguous block) and stand contiguous block 10 (i.e. the 8th contiguous block)
Structure it is identical, be to be respectively equipped with screwed hole on L-type connector, two sides of L-type connector；
The wherein a line of engine connecting rod big end contiguous block 1 is connected by screw thread with engine connecting rod big end end, another
End is connected by screw thread with the second hinged block.
The wherein a line of stand contiguous block 10 is connected by screw thread with stand, and the other end passes through screw thread and the 6th hinged block
Connection.
Thermocouple wire is connected on piston, and thermocouple wire passes through lead type thermocouple piston face temperature survey connecting rod lead
Mechanism is drawn, and its direction of routing moves towards arrangement along hinged block and connecting rod, and the up and down motion of thermocouple wire is changed into swing.
The big end of engine drives engine contiguous block 1 to move in a circle together, and engine contiguous block 1 drives first
Hinged joint block 2 also moves in a circle, and the second hinged block 2 drives the 3rd hinged block 3 to move in a circle, the second hinged block 2 and the
Three hinged blocks 3 can be rotated around hinged place；3rd hinged block 3 drives first connecting rod 4 to swing, and first connecting rod 4 drives the 4th
Hinged block 5 is swung, and the 4th hinged block 5 drives the 5th hinged block 6 to swing, and the 4th hinged block 5 and the 5th hinged block 6 are around hinge
Place is met to rotate；5th hinged block 6 drives second connecting rod 7 to swing, and second connecting rod 7 drives the 6th hinged block 8 to swing；6th hinge
Connect block 8 to rotate around hinged place, the 7th hinged block 9 is fixed on stand contiguous block 10, stand contiguous block 10 is fixed on stand
On.
In piston face punching, one end of thermocouple wire is fixed on piston face, thermocouple wire by connecting rod and will draw
Wire thermocouple piston face temperature survey connecting rod threading mechanism is drawn.Thermocouple wire will be bundled in connecting rod and lead type thermocouple
Piston face temperature survey connecting rod threading mechanism, thermocouple wire moves reciprocatingly with connecting rod, and lead type thermocouple piston face
The reciprocating motion of thermocouple is then changed into the swing in plane by temperature survey connecting rod threading mechanism, so in lead type thermocouple
Thermocouple wire can be drawn at the stand contiguous block of piston face temperature survey connecting rod threading mechanism, by thermocouple wire one end with surveying
Warm mechanism is connected, and realizes the measurement of piston face temperature.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, not to present invention protection model
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deform still within protection scope of the present invention that creative work can make.
Claims (6)
1. a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration, it is characterized in that, including：With engine link
First contiguous block of stub end connection, first contiguous block is connected with the second hinged block, the second hinged block and the 3rd hinged block
It is hinged, the 3rd hinged block is connected by first connecting rod with the 4th hinged block；
4th hinged block is hinged with the 5th hinged block, and the 5th hinged block is connected by second connecting rod and the 6th hinged block
Connect；
6th hinged block is hinged with the 7th hinged block, and the 7th hinged block is fixedly connected on stand by the 8th contiguous block；
The big end of engine drives the first contiguous block to move in a circle together, and the first contiguous block drives the second hinged block also to do
Circular motion, the second hinged block drives the 3rd hinged block to move in a circle, and the second hinged block and the 3rd hinged block surround hinged place
Rotate；3rd hinged block drives first connecting rod to swing, and first connecting rod drives the 4th hinged block to swing, and the 4th hinged block drives
5th hinged block is swung, and the 4th hinged block and the 5th hinged block are rotated around hinged place；5th hinged block drives second connecting rod
Swing, second connecting rod drives the 6th hinged block to swing；6th hinged block rotates around hinged place；
Thermocouple wire one end is connected on piston, the thermocouple wire other end passes through lead type thermocouple piston face temperature survey
Connecting rod pin configuration is drawn；Thermocouple wire moves reciprocatingly with connecting rod, and lead type thermocouple piston face temperature survey connecting rod draws
The reciprocating motion of thermocouple is changed into the swing in plane by cable architecture, so in lead type thermocouple piston face temperature survey
Thermocouple wire can be drawn at the stand contiguous block of connecting rod pin configuration, thermocouple wire one end is connected with temperature measuring mechanism, realized
The measurement of piston face temperature.
2. a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration as claimed in claim 1, it is characterized in that,
First contiguous block and the 8th contiguous block are L-type connector, and screw thread is respectively equipped with two sides of the L-type connector
Hole；
One end of first contiguous block is connected by screw thread with engine connecting rod big end end, and the other end passes through screw thread and the second hinged block
Connection；
One end of 8th contiguous block is connected by screw thread with stand, and the other end is connected by screw thread with the 6th hinged block.
3. a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration as claimed in claim 1, it is characterized in that,
Second hinged block, the 4th hinged block and the 6th hinged block are the contiguous block that one end carries U-shaped groove, described with U-shaped
The other end of the contiguous block of groove is provided with screwed hole；The screwed hole connected is respectively equipped with two protrusion sides of the U-shaped groove.
4. a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration as claimed in claim 3, it is characterized in that,
3rd hinged block, the 5th hinged block and the 7th hinged block are one end with the raised connection with U-shaped groove match
Block, the other end of the raised contiguous block with U-shaped groove match is provided with screwed hole；It is described raised provided with screw thread
Hole, the screwed hole that the screwed hole is protruded with the two of U-shaped groove on side is located on same axis.
5. a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration as claimed in claim 1, it is characterized in that,
The two ends of the first connecting rod and second connecting rod are equipped with threaded end.
6. a kind of lead type thermocouple piston face temperature survey connecting rod pin configuration as claimed in claim 1, it is characterized in that,
The trend of thermocouple wire inside thermocouple piston face temperature survey connecting rod pin configuration with moving towards identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510907741.2A CN105352617B (en) | 2015-12-09 | 2015-12-09 | Lead type thermocouple piston face temperature survey connecting rod pin configuration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510907741.2A CN105352617B (en) | 2015-12-09 | 2015-12-09 | Lead type thermocouple piston face temperature survey connecting rod pin configuration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105352617A CN105352617A (en) | 2016-02-24 |
| CN105352617B true CN105352617B (en) | 2017-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510907741.2A Active CN105352617B (en) | 2015-12-09 | 2015-12-09 | Lead type thermocouple piston face temperature survey connecting rod pin configuration |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595893B (en) * | 2016-12-19 | 2019-07-05 | 潍柴动力股份有限公司 | Piston dynamic temperature measurement experimental rig |
| CN107525599B (en) * | 2017-07-31 | 2020-01-03 | 潍柴动力股份有限公司 | Measuring device and method for measuring dynamic temperature of engine piston |
| CN110006643A (en) * | 2019-04-18 | 2019-07-12 | 哈尔滨工程大学 | Internal-combustion engine piston ring group axial displacement and torsional angle measuring device |
| CN113153687B (en) * | 2021-03-09 | 2022-10-25 | 西安交通大学 | Piston temperature measuring system of liquid-driven piston compressor |
| CN114279711B (en) * | 2021-12-23 | 2024-03-29 | 中国船舶集团有限公司第七一一研究所 | Piston heat transfer test device |
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| US4625951A (en) * | 1985-02-08 | 1986-12-02 | Yang Tai Her | Workbench and clamp structure |
| EP0235415A1 (en) * | 1985-01-03 | 1987-09-09 | Tai-Her Yang | Multi-position workbench |
| CN2221693Y (en) * | 1995-07-06 | 1996-03-06 | 高广兴 | Gas safety valve |
| CN101915622A (en) * | 2010-08-23 | 2010-12-15 | 西安航空动力股份有限公司 | Rotatory test temperature measuring equipment of aircraft engine rotor part |
| CN102338812A (en) * | 2010-07-21 | 2012-02-01 | 神讯电脑(昆山)有限公司 | Sensitive rod testing bracket |
| CN205138657U (en) * | 2015-12-09 | 2016-04-06 | 山东大学 | Lead wire type thermocouple piston surface temperature measurement connecting rod pin configuration |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4329911B2 (en) * | 2007-06-20 | 2009-09-09 | 東日本旅客鉄道株式会社 | Front rod |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0235415A1 (en) * | 1985-01-03 | 1987-09-09 | Tai-Her Yang | Multi-position workbench |
| US4625951A (en) * | 1985-02-08 | 1986-12-02 | Yang Tai Her | Workbench and clamp structure |
| CN2221693Y (en) * | 1995-07-06 | 1996-03-06 | 高广兴 | Gas safety valve |
| CN102338812A (en) * | 2010-07-21 | 2012-02-01 | 神讯电脑(昆山)有限公司 | Sensitive rod testing bracket |
| CN101915622A (en) * | 2010-08-23 | 2010-12-15 | 西安航空动力股份有限公司 | Rotatory test temperature measuring equipment of aircraft engine rotor part |
| CN205138657U (en) * | 2015-12-09 | 2016-04-06 | 山东大学 | Lead wire type thermocouple piston surface temperature measurement connecting rod pin configuration |
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| Publication number | Publication date |
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| CN105352617A (en) | 2016-02-24 |
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