CN206247995U - A kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine - Google Patents
A kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine Download PDFInfo
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- CN206247995U CN206247995U CN201621349915.4U CN201621349915U CN206247995U CN 206247995 U CN206247995 U CN 206247995U CN 201621349915 U CN201621349915 U CN 201621349915U CN 206247995 U CN206247995 U CN 206247995U
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- compression ratio
- rotary part
- precombustion chamber
- fixed
- measuring system
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Abstract
The utility model discloses a kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine, comprising：Cylinder head, it is provided with a cylinder and the precombustion chamber communicated by a vortex road with combustion chamber, is provided with a nozzle mounting hole with cooling jacket in precombustion chamber right opposite eccentric position, and communicate with precombustion chamber；Fixed component, it is arranged on the outside of precombustion chamber, and is connected with cylinder head；Rotary part, it is arranged in fixed component, and is contacted between fixed component and be located by connecting, for realizing rotating；Transversal moving devices, it is arranged on described precombustion chamber, rotary part, in the inner chamber of fixed component, and be connected with rotary part, is used to realize the transverse shifting when rotary part rotates, and described Transversal moving devices include a compression ratio plug；Locking member, it is arranged on described rotary part, in the inner chamber of Transversal moving devices, for realizing sealing of the compression ratio plug in precombustion chamber.
Description
Technical field
The utility model is related to measuring system, specifically refers to a kind of compression ratio for being applied to diesel cetane-number measuring machine and surveys
Amount system.
Background technology
In the prior art, the compression ratio measuring system of diesel cetane-number measuring machine uses the artificial reading of scale, its precision
And stability is big by artificial disturbance, test reading and result of the test need to be calculated manually, it is impossible to realized automation, and actually made
Operating personnel are needed during has rich experience, simultaneously for M R for, there is also difficulty.Therefore use
This structure compresses are than the diesel cetane-number measuring machine of measuring system, and the time that machine reaches necessary requirement operating mode is long,
Workload is big, while influenceing the stability of machine and the precision of determination sample.
Utility model content
The purpose of this utility model is to provide a kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine, knot
Structure is compact, compact, installs easy to adjust；Energy is accurate, the stabilization displacement for detecting compression ratio plug, eliminates artificial reading
Error, improves the precision and stability of determination sample.
In order to realize the above object the utility model is achieved through the following technical solutions：
A kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine, is characterized in, comprising：
Cylinder head, it is provided with a cylinder and the precombustion chamber communicated by a vortex road with combustion chamber, just right in precombustion chamber
Face eccentric position is provided with a nozzle mounting hole with cooling jacket, and is communicated with precombustion chamber；
Fixed component, it is arranged on the outside of described precombustion chamber, and is connected with cylinder head；
Rotary part, it is arranged in described fixed component, and is contacted between described fixed component and be located by connecting,
For realizing rotating；
Transversal moving devices, it is arranged on described precombustion chamber, rotary part, in the inner chamber of fixed component, and with rotation
Part is connected, and is used to realize the transverse shifting when rotary part rotates, and described Transversal moving devices include a compression ratio plug；
Locking member, it is arranged on described rotary part, in the inner chamber of Transversal moving devices, for realizing compression ratio plug
Sealing in precombustion chamber.
Described fixed component is included：
Adjustment seat, it is fixed in described cylinder head；
Sensor installation seat, it passes through adjustment seat and is fixed in cylinder head together；
Alignment sensor, it is fixed on sensor installation seat；
Stop bit nut 5, positioning steel ring, described stop bit nut coordinate installation by positioning steel ring and being adjusted with adjustment seat.
Described rotary part is included：
Adjusting nut, its one end is provided with face of cylinder step, and described face of cylinder step is installed in the inner chamber of adjustment seat, institute
Stop bit shoulder is provided with the middle of the adjusting nut stated, described stop bit shoulder is installed between adjustment seat and stop bit nut, described
Axial gap is provided between adjusting nut and adjustment seat and stop bit nut；
Adjusting handle, locating piece, described adjusting handle are positioned by locating piece and are fixed on the adjusting nut other end；
Cylinder micrometer, it is fixed on the cylindrical hub face in adjusting handle side.
Described Transversal moving devices are included：
Regulating bolt, its one end is arranged in the inner chamber of adjusting nut, and it is another that described compression ratio plug is fixed on regulating bolt
One end；
Bolt, sensor target piece mounting seat, horizontal scale, described bolt sequentially pass through sensor target
The through hole of the intermediate throughholes of piece mounting seat and horizontal scale is simultaneously fixed in regulating bolt neutral threaded hole；
Sensor target piece, it is fixed in sensor target piece mounting seat.
Described locking member is included：Clamping screw, locking spring washer, regulating bolt and locking handwheel；
Described clamping screw sequentially passes through the intermediate throughholes of locking spring washer and regulating bolt；
Described locking handwheel is arranged on clamping screw by screw thread.
Transversal moving devices are realized by described rotation rotary part to be moved in the precombustion chamber of cylinder head, and pass through
The combination of cylinder micrometer and horizontal scale reads corresponding amount of movement.
Realize tensing and loosening locking spring washer by the locking handwheel described in rotation（12）, reach positioning compression ratio plug
Position and so that sealing of the compression ratio plug in cylinder head precombustion chamber.
Described locating piece is L-shaped.
The utility model compared with prior art, with advantages below：
The compression ratio measuring system for being applied to diesel cetane-number measuring machine provided by the utility model, compact conformation,
Compact, installs easy to adjust；Energy is accurate, the stabilization displacement for detecting compression ratio plug, eliminates artificial error in reading,
The precision and stability of determination sample are improved, while realizing the automatic calculating of reading and result of the test, measurement operation is greatly reduced
Difficulty and experiment work amount, shorten minute.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the compression ratio measuring system for being applied to diesel cetane-number measuring machine of the utility model
Figure.
Specific embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the utility model is done and is further explained
State.
As shown in figure 1, for the compression ratio for being applied to diesel cetane-number measuring machine provided by the utility model measures system
System, comprising：Cylinder head 9, it is provided with a cylinder and the precombustion chamber communicated by a vortex road with combustion chamber, just right in precombustion chamber
Face eccentric position is provided with a nozzle mounting hole with cooling jacket, and is communicated with precombustion chamber；Fixed component, it is arranged on described
The outside of the precombustion chamber of cylinder head 9, and be located by connecting by alignment pin 8 and bolt between cylinder head 9；Rotary part, its setting
In described fixed component, and contacted between described fixed component and be located by connecting, for realizing rotating；Transverse shifting portion
Part, it is arranged on the described precombustion chamber of cylinder head 9, rotary part, in the inner chamber of fixed component, and passes through between rotary part
Threaded connection, is used to realize the transverse shifting when rotary part rotates；Locking member, it is arranged on described rotary part, horizontal stroke
To in the inner chamber of moving parts, control clamping screw 11 to compress by locking the rotation of handwheel 21 or loosen locking spring washer 12,
Realize sealing of the compression ratio plug 13 in the precombustion chamber of cylinder head 9.
Wherein, described fixed component is included：Adjustment seat 7, its pass through two alignment pins 8 and 4 be bolted to it is described
Cylinder head on 9；Sensor installation seat 14, it passes through 2 bolts and is fixed on together with adjustment seat 79 in cylinder head；Orientation sensing
Device 15, it passes through 2 and is bolted on sensor installation seat 14；Stop bit nut 5, it passes through screw thread and positioning steel ring 6 and adjusts
The section regulation of seat 7 coordinates is installed so that stop bit nut is positioned in the case where adjusting nut 4 is freely rotated and is fixed in adjustment seat 7,
Positioning steel ring be it is one 3/4 round, one end to center of circle direction be provided with overhead kick for coordinate position adjusting nut.Described rotary part
Comprising：Adjusting nut 4, adjusting handle 3, locating piece 2 and cylinder micrometer 20, the right face of cylinder step of adjusting nut 4 are installed on
In the inner chamber of adjustment seat 7, middle stop bit shoulder is installed between adjustment seat 7 and stop bit nut 5, rotates freely and have small axial direction
Gap, the cylindrical centre of adjusting nut 4 is provided with a stop bit shoulder for stop bit adjusting nut, and the stop bit shoulder left side face of cylinder is provided with
Screw thread and two intersecting 90 degree draw-in grooves are used to coordinate installs adjusting handle, and the right is provided with face of cylinder step and is installed on for cooperation
Adjustment seat；Adjusting handle 3 is positioned by screw thread and " L " type locating piece 2 and is fixed on the left side of adjusting nut 4, and by the tight nuts 1 of And
The tight adjusting handles 3 of And, the tight nut outers of And are vertically provided with a groove to nut 1/3 with the center of circle, the one side holes drilled through of groove, another side
Tapping, for fixing and positions adjusting handle in adjusting nut；Cylinder micrometer 20 is adjusted by screw and is fixed on regulation
On the cylindrical hub face in the right side of handwheel 3.Described Transversal moving devices are included：Regulating bolt 10, bolt 18, sensor target piece
Mounting seat 16, horizontal scale 19, compression ratio plug 13 and sensor target piece 17；Regulating bolt 10 is set by left end left hand thread
In the inner chamber of adjusting nut 4；Compression ratio plug 13 is threadedly secured to the right-hand member of regulating bolt 10, and compression ratio plug 13 is set to thin-walled
Cup-shaped；Bolt 18 sequentially passes through the intermediate throughholes of sensor target piece mounting seat 16 and the through hole of horizontal scale 19 and fixes
In the neutral threaded hole of regulating bolt 10, it is cylindrical on from flange to screw thread at be provided with a locating slot for installing horizontal scale 19；
Sensor target piece 17, T-shape design, is bolted in sensor target piece mounting seat 16 by 2.Described tight lock part
Part is included：Clamping screw 11, locking spring washer 12, regulating bolt 10 and locking handwheel 21, clamping screw 11 sequentially pass through locking bullet
The intermediate throughholes of pad 12 and regulating bolt 10；Locking handwheel 21 is arranged on clamping screw 11 by screw thread, and locking spring washer 12 sets
Bowl-type is counted into, centre is provided with a through hole for being installed on clamping screw, is formed around spoke wheel for propping up compression ratio plug after stress.
Realize that Transversal moving devices are moved left and right in the precombustion chamber of cylinder head 9 by rotating rotary part, so as to reach
To the purpose for changing compression ratio, and by the corresponding amount of movement of the combination reading of cylinder micrometer and horizontal scale（Variable quantity）, together
When corresponding amount of movement can be also determined by alignment sensor and control system（Variable quantity）.
Realize tensing and loosening locking spring washer 12 by rotation lock handwheel 21, so as to reach positioning compression ratio plug 13
Position and so that sealing of the compression ratio plug 13 in the precombustion chamber of cylinder head 9.
The compression ratio measuring system for being applied to diesel cetane-number measuring machine provided by the utility model, its specific installation
Process is：
1）Clamping screw 11 is sequentially passed through the intermediate throughholes of locking spring washer 12 and regulating bolt 10, then by compression ratio plug 13
It is threadably secured installed in one end of regulating bolt 10, adjusting nut 4 is then threadedly secured to regulating bolt 10
The other end；
2）2 alignment pins 8 are arranged in the dowel hole of cylinder head 9, then adjustment seat 7 is set by alignment pin 8
In cylinder head 9；Then 4 bolts are passed through（Wherein 2 screw bolt passes sensor installation seats and adjustment seat mounting hole）Peace
In cylinder head 9, finally alignment sensor is arranged on sensor installation seat by 2 bolts；
3）The regulating bolt 10 that will be equipped with the grade part of clamping screw 11 is assemblied in the intermediate throughholes of adjustment seat 7, then
Stop bit nut 5 is assembled in adjustment seat 7 by screw thread, and fixation is positioned by positioning steel ring 6, regulating bolt is rotated freely；
4）Bolt 18 is sequentially passed through into the central through hole of sensor target piece mounting seat 16 and horizontal scale 19 and is consolidated
It is scheduled in the neutral threaded hole of regulating bolt 10, sensor target piece 17 is then arranged on sensor target piece with 2 bolts
In mounting seat 16.
5）Cylinder micrometer is enclosed within adjusting handle right-hand member wheel hub, then adjusting handle is arranged on by threaded adjusting
On adjusting nut（The relative position of adjusting handle）, and " L " type locating piece is arranged on the regulation of adjusting nut and adjusting handle
Positioned in groove and fixed, then with the tight tight adjusting handles of nut And of And, cylinder micrometer is finally fixed on adjusting handle with screw
On the wheel hub of one end.
6）By locking handwheel through adjusting nut central through hole by being threadably mounted on clamping screw.
In sum, a kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine of the utility model, structure
Compact, compact is installed easy to adjust；Energy is accurate, the stabilization displacement for detecting compression ratio plug, eliminates artificial reading and misses
Difference, improves the precision and stability of determination sample.
Although content of the present utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as to limitation of the present utility model.After those skilled in the art have read the above, for
Various modifications and substitutions of the present utility model all will be apparent.Therefore, protection domain of the present utility model should be by appended
Claim limit.
Claims (8)
1. a kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine, it is characterised in that include：
Cylinder head, it is provided with a cylinder and the precombustion chamber communicated by a vortex road with combustion chamber, inclined in precombustion chamber right opposite
Heart position is provided with a nozzle mounting hole with cooling jacket, and is communicated with precombustion chamber；
Fixed component, it is arranged on the outside of described precombustion chamber, and is connected with cylinder head；
Rotary part, it is arranged in described fixed component, and is contacted between described fixed component and be located by connecting, and is used for
Realize rotation；
Transversal moving devices, it is arranged on described precombustion chamber, rotary part, in the inner chamber of fixed component, and and rotary part
Connection, is used to realize the transverse shifting when rotary part rotates, described Transversal moving devices include a compression ratio plug；
Locking member, it is arranged on described rotary part, in the inner chamber of Transversal moving devices, for realizing compression ratio plug pre-
Sealing in combustion room.
2. the compression ratio measuring system of diesel cetane-number measuring machine is applied to as claimed in claim 1, it is characterised in that institute
The fixed component stated is included：
Adjustment seat, it is fixed in described cylinder head；
Sensor installation seat, it passes through adjustment seat and is fixed in cylinder head together；
Alignment sensor, it is fixed on sensor installation seat；
Stop bit nut 5, positioning steel ring, described stop bit nut coordinate installation by positioning steel ring and being adjusted with adjustment seat.
3. the compression ratio measuring system of diesel cetane-number measuring machine is applied to as claimed in claim 2, it is characterised in that institute
The rotary part stated is included：
Adjusting nut, its one end is provided with face of cylinder step, and described face of cylinder step is installed in the inner chamber of adjustment seat, described
Stop bit shoulder is provided with the middle of adjusting nut, described stop bit shoulder is installed between adjustment seat and stop bit nut, described regulation
Axial gap is provided between nut and adjustment seat and stop bit nut；
Adjusting handle, locating piece, described adjusting handle are positioned by locating piece and are fixed on the adjusting nut other end；
Cylinder micrometer, it is fixed on the cylindrical hub face in adjusting handle side.
4. the compression ratio measuring system of diesel cetane-number measuring machine is applied to as claimed in claim 3, it is characterised in that institute
The Transversal moving devices stated are included：
Regulating bolt, its one end is arranged in the inner chamber of adjusting nut, and described compression ratio plug is fixed on the regulating bolt other end；
Bolt, sensor target piece mounting seat, horizontal scale, described bolt sequentially pass through sensor target piece peace
Fill the intermediate throughholes of seat and the through hole of horizontal scale and be fixed in regulating bolt neutral threaded hole；
Sensor target piece, it is fixed in sensor target piece mounting seat.
5. the compression ratio measuring system of diesel cetane-number measuring machine is applied to as claimed in claim 1, it is characterised in that institute
The locking member stated is included：Clamping screw, locking spring washer, regulating bolt and locking handwheel；
Described clamping screw sequentially passes through the intermediate throughholes of locking spring washer and regulating bolt；
Described locking handwheel is arranged on clamping screw by screw thread.
6. the compression ratio measuring system of diesel cetane-number measuring machine is applied to as claimed in claim 1, it is characterised in that logical
The rotary part described in rotating is crossed to be moved in the precombustion chamber of cylinder head realizing Transversal moving devices, and by cylinder micrometer
And the combination of horizontal scale reads corresponding amount of movement.
7. the compression ratio measuring system of diesel cetane-number measuring machine is applied to as claimed in claim 5, it is characterised in that logical
The locking handwheel described in rotating is crossed to realize tensing and loosening locking spring washer（12）, reach the position of positioning compression ratio plug and cause
Sealing of the compression ratio plug in cylinder head precombustion chamber.
8. the compression ratio measuring system of diesel cetane-number measuring machine is applied to as claimed in claim 3, it is characterised in that institute
The locating piece stated is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621349915.4U CN206247995U (en) | 2016-12-09 | 2016-12-09 | A kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621349915.4U CN206247995U (en) | 2016-12-09 | 2016-12-09 | A kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206247995U true CN206247995U (en) | 2017-06-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621349915.4U Withdrawn - After Issue CN206247995U (en) | 2016-12-09 | 2016-12-09 | A kind of compression ratio measuring system for being applied to diesel cetane-number measuring machine |
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| Country | Link |
|---|---|
| CN (1) | CN206247995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382877A (en) * | 2016-12-09 | 2017-02-08 | 叶明� | Compression ratio measurement system applied to diesel fuel cetane number determination machine |
-
2016
- 2016-12-09 CN CN201621349915.4U patent/CN206247995U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382877A (en) * | 2016-12-09 | 2017-02-08 | 叶明� | Compression ratio measurement system applied to diesel fuel cetane number determination machine |
| CN106382877B (en) * | 2016-12-09 | 2022-07-22 | 叶明� | Compression ratio measuring system applied to diesel cetane number measuring machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170613 Effective date of abandoning: 20220722 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170613 Effective date of abandoning: 20220722 |