CN208469920U - A kind of double baffle-type dtc signal acquisition device of the short spring of single layer - Google Patents
A kind of double baffle-type dtc signal acquisition device of the short spring of single layer Download PDFInfo
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- CN208469920U CN208469920U CN201820982152.XU CN201820982152U CN208469920U CN 208469920 U CN208469920 U CN 208469920U CN 201820982152 U CN201820982152 U CN 201820982152U CN 208469920 U CN208469920 U CN 208469920U
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- spring
- shoulder
- bearing
- outer shaft
- shaft
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Abstract
The utility model discloses a kind of double baffle-type dtc signal acquisition device of the short spring of single layer, including inner shaft, outer shaft, first bearing, spring bearer plate, spring block, second bearing, standard retaining ring, angular transducer, sensor mounting plate, spring stop, spring, spring bumper cover and external lid；The internal axle sleeve is inside the outer shaft, and the inner top side of the outer shaft is provided with the upper end bearing positioning shaft shoulder for first bearing positioning, and lower end is additionally provided with the bottom end bearing positioning shaft shoulder for second bearing positioning in the inside of the outer shaft；The utility model can adapt to the steering system of various warehouse logistics vehicles, and installation is simply, conveniently；Modularization is used, if there is damage of components, only needs to change this components, other connectors do not need to replace, more time saving and energy saving compared to previous.
Description
Technical field
The utility model relates to dtc signal detection fields, more specifically, more particularly to a kind of double gears of the short spring of single layer
Board-like torque signal acquisition device.
Background technique
In electric boosting steering system, dtc signal acquisition device is crucial one of component, and its main function is
The angle that the angular transducer acquisition inner shaft of bottom turns over, and electronic control unit ECU is transmitted in a manner of electric signal, ECU is issued
Instruction allows motor to export suitable power torque.In existing dtc signal acquisition device, that there are weldments is more, cannot tear open
It unloads, internal structure is exposed, the problems such as some special environment cannot use.It is mentioned based on these problems, the utility model
The bolt that scheme connection all uses connects no weldment, convenient disassembly, while using enclosed construction, and internal structure does not have
Have and directly contacted with the external world, protects inside device well, extend service life.
Utility model content
That utility model aims to solve existing dtc signal acquisition device weldments is more, cannot dismantle, occupy
Space is big, internal structure is exposed so that it cannot proposing a kind of short spring of single layer double baffle-type torques the problem of fast assembling-disassembling
Signal acquisition device, the apparatus structure is simple, install compact, the space occupied are small, convenient for disassembly and assembly, and inner body is all by outer shaft packet
It wraps up in, and the external world does not contact directly, preferably protection inner body, prolongs the service life, in various storage facilities vehicles number
On all can be used.
The utility model achieves the above object through the following technical schemes: a kind of double baffle-type torque letters of short spring of single layer
Number acquisition device, including inner shaft, outer shaft, first bearing, spring bearer plate, spring block, second bearing, standard retaining ring, angle pass
Sensor, sensor mounting plate, spring stop, spring, spring bumper cover and external lid；The internal axle sleeve is mounted in inside the outer shaft,
The inner top side of the outer shaft is provided with the upper end bearing positioning shaft shoulder for first bearing positioning, in the inside of the outer shaft under
End is additionally provided with the bottom end bearing positioning shaft shoulder for second bearing positioning；
The inner shaft is connected with the upper end of outer shaft by first bearing, and it is fixed that the lower end surface of first bearing is tightly attached to upper end bearing
The step side of the position shaft shoulder, external lid are fixed on the upper surface of inner shaft, and the upper surface part of first bearing is tightly attached to external lid
Lower end surface on；The lower end of the inner shaft is connected with lower end in the inside of outer shaft by second bearing, the upper surface of second bearing
It is tightly attached to the step side of bottom end bearing positioning shaft shoulder, the circlip groove for fixing second bearing, standard are also provided in inner shaft
Retaining ring is fixed in circlip groove, and the upper end of standard retaining ring is tightly attached on the lower end surface of second bearing, and standard retaining ring constrains the second axis
The axial movement held；
Big slot and small rectangle hole are offered in inner shaft between the first bearing and second bearing, it is big rectangular
The direction that shape hole and small rectangle hole open up is mutually perpendicular to, and small rectangle hole is connected with the inside of big slot, spring catch
Plate is fixedly mounted in big slot, and the both ends of spring stop reach on the outside of the big slot of inner shaft, and spring bearer plate is solid
In small rectangle hole, the both ends of spring bearer plate are reached on the outside of the small rectangle hole of inner shaft for Dingan County；
Fixed inside the outer shaft there are four spring block and four arc plates, and spring block and arc plate are successively spaced peace
Inside outer shaft, and the height of spring block and arc plate is equal with the mounting height of spring stop；Spring bumper cover setting exists
Between outer shaft and inner shaft above spring block, spring bumper cover is fixed on four arc plates；
The spring is provided with eight sections and in semicircular arc, every piece of spring block spring stop or spring adjacent thereto
One section of spring is provided between pressing plate；
The spring stop is divided into upper section and section below, the upper section of spring stop with spring bearer plate is contour sets
It sets, the section below of the spring stop reaches the part outside inner shaft and is inserted directly into the inside straight trough that outer shaft opens up, spring
The direction all around for the inside straight trough that baffle and outer shaft open up is equipped with gap, when inner shaft turns an angle under spring stop
Side part contacts with the inside straight trough that outer shaft opens up and outer shaft is driven to rotate together；
The inner shaft bottom offers circular hole, the circular hole phase that the end portion of big slot is opened up with the inner shaft bottom
Connection；
The sensor mounting plate is fixed on outer shaft bottom, and sensor mounting plate bottom is provided with outlet hole, angle sensor
Device is fixedly mounted on sensor mounting plate, and the wiring of angular transducer is stretched by the outlet hole that sensor mounting plate bottom opens up
Out, in the circular hole that insertion inner shaft bottom opens up at the top of angular transducer and the connector of angular transducer is against spring stop, angle
Degree sensor connector follows spring stop to rotate together when spring stop rotates.
Further, the maximum outside diameter of the sensor mounting plate is less than the maximum outside diameter of outer shaft.
Further, the inner shaft offers four sections of shoulders, from top to bottom respectively first shoulder, the second shoulder, third
The first shoulder of inner shaft is close in shoulder and the 4th shoulder, the inside of first bearing, and big slot and small rectangle hole are provided with
On second shoulder of inner shaft, circlip groove is provided on the third shoulder of inner shaft, the maximum outside diameter and inner shaft of the 4th shoulder of inner shaft
The second shoulder maximum outside diameter it is equal, the 4th shoulder of inner shaft is used to support the lower end surface of standard retaining ring.
Further, the outer shaft offers six sections of shoulders, from top to bottom respectively first shoulder, the second shoulder, third
The first shoulder of outer shaft is close in shoulder, the 4th shoulder, the 5th shoulder and the 6th shoulder, the outside of first bearing, spring bumper cover and
Spring bearer plate is fixed on the second shoulder of outer shaft, and the lower end of spring bearer plate is tightly attached to the second shoulder and third shoulder phase of outer shaft
In adjacent step side；Symmetrically arranged two internal straight troughs are offered on the inner wall of the third shoulder of outer shaft, internal straight trough is straight
It connects on the second shoulder for opening up outer shaft and the adjacent step side of third shoulder, spring stop section below is inserted into internal straight trough
It is interior and can turn an angle；4th shoulder of outer shaft is used to form the upper end support of second bearing, the 4th shoulder of outer shaft
The step side adjacent with the 5th shoulder is close to the upper surface of second bearing；The lateral surface of second bearing is close to the 5th of outer shaft
Shoulder；Angular transducer is mounted in the cavity inside the 6th shoulder of outer shaft.
Further, mounting groove, angular transducer bottom part protrusion and angle are equipped in the middle part of the sensor mounting plate
The protrusion of sensor base is arranged in the mounting groove of sensor mounting plate.
Further, the spring bumper cover is in arc-shaped.
The utility model has the beneficial effects that: the utility model can adapt to the steering system of various warehouse logistics vehicles
System, installation is simply, conveniently；Modularization is used, if there is damage of components, only needs to change this components, other connectors are not
It needs replacing, it is more time saving and energy saving compared to previous.Package unit structure is simple, install compact, the space occupied are small, dismounting side
Just, inner body is all wrapped in by outer shaft, and the external world does not contact directly, preferably protection inner body, is prolonged the service life,
It all can be used in various storage facilities vehicles number.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the double baffle-type dtc signal acquisition device of the short spring of single layer of the utility model.
Fig. 2 is the schematic cross-sectional view of the utility model inner shaft.
Fig. 3 is the three dimensional structure diagram of the utility model inner shaft.
Fig. 4 is the structural schematic diagram of the utility model sensor mounting plate.
Fig. 5 is the structural schematic diagram of the utility model spring stop.
In figure, 1- inner shaft, 2- outer shaft, 3- first bearing, 4- spring bearer plate, 5- spring block, 6- second bearing, 7- standard
Retaining ring, 8- angular transducer, 9- sensor mounting plate, 10- spring stop, 11- spring, 12- spring bumper cover, the external lid of 13-.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Fig. 1~5, a kind of double baffle-type dtc signal acquisition device of the short spring of single layer, including inner shaft 1, outer shaft 2,
First bearing 3, spring bearer plate 4, spring block 5, second bearing 6, standard retaining ring 7, angular transducer 8, sensor mounting plate 9,
Spring stop 10, spring 11, spring bumper cover 12 and external lid 13；The inner shaft 1 is sleeved on inside the outer shaft 2, the outer shaft 2
Inner top side be provided with the upper end bearing positioning shaft shoulder positioned for first bearing 3, lower end is also set in the inside of the outer shaft 2
It is equipped with the bottom end bearing positioning shaft shoulder positioned for second bearing 6.
The upper end of the inner shaft 1 and outer shaft 2 is connected by first bearing 3, and the lower end surface of first bearing 3 is tightly attached to upper shaft
The step side of positioning shaft shoulder is held, external lid 13 is fixed on the upper surface of inner shaft 1, and the upper surface part of first bearing 3 is close to
On the lower end surface of external lid 13；Lower end is connected by second bearing 6 in the lower end of the inner shaft 1 and the inside of outer shaft 2, and second
The upper surface of bearing 6 is tightly attached to the step side of bottom end bearing positioning shaft shoulder, is also provided in inner shaft 1 for fixing second bearing
6 circlip groove, standard retaining ring 7 are fixed in circlip groove, and the upper end of standard retaining ring 7 is tightly attached on the lower end surface of second bearing 6, mark
Quasi- retaining ring 7 constrains the axial movement of second bearing 6.External lid is directly connected to external equipment, plays whole device and other parts
Connection.
Big slot and small rectangle hole are offered in inner shaft 1 between the first bearing 3 and second bearing 6, greatly
The direction that slot and small rectangle hole open up is mutually perpendicular to, and small rectangle hole is connected with the inside of big slot, bullet
Spring baffle 10 is fixedly mounted in big slot, and the both ends of spring stop 10 reach on the outside of the big slot of inner shaft 1, bullet
Spring pressing plate 4 is fixedly mounted in small rectangle hole, and the both ends of spring bearer plate 4 reach on the outside of the small rectangle hole of inner shaft 1.Spring
Pressing plate 4 plays a part of to prevent the sideslip of spring 11 and increases the installation pretightening force of spring 11.
It is fixed there are four spring block 5 and four arc plates inside the outer shaft 2, spring block 5 and arc plate successively between
Every being mounted on inside outer shaft 2, and the height of spring block 5 and arc plate is equal with the mounting height of spring stop 10；Spring cup
Plate 12 is arranged between the outer shaft 2 and inner shaft 1 of 5 top of spring block, and spring bumper cover 12 is fixed on four arc plates.Spring catch
Block 5 plays a part of to prevent the pretightning force that spring 11 breaks away and increase spring 11 is installed.Spring bumper cover 12 is also possible to other shapes,
Playing the role of, which prevents spring from popping up because of setup error, hurts sb.'s feelings.
The spring 11 is provided with eight sections and in semicircular arc, every piece of spring block 5 spring stop 10 adjacent thereto
Or one section of spring 11 is provided between spring bearer plate 4.
The spring stop 10 divides for upper section and section below, the upper section and spring bearer plate 4 of spring stop 10
Etc. high settings, the section below of the spring stop 10 reaches the part outside inner shaft 1, and to be inserted directly into the inside that outer shaft 2 opens up straight
In slot, the direction all around for the inside straight trough that spring stop 10 and outer shaft 2 open up is equipped with gap, and inner shaft 1 rotates certain angle
10 section below of spring stop contacts with the inside straight trough that outer shaft 2 opens up and outer shaft 2 is driven to rotate together when spending.
1 bottom of inner shaft offers circular hole, the circular hole that the end portion of big slot and 1 bottom of inner shaft open up
It is connected.
The sensor mounting plate 9 is fixed on 2 bottom of outer shaft, and 9 bottom of sensor mounting plate is provided with outlet hole, and angle passes
Sensor 8 is fixedly mounted on sensor mounting plate 9, and the wiring of angular transducer 8 is gone out by what 9 bottom of sensor mounting plate opened up
String holes is stretched out, and in the circular hole that insertion 1 bottom of inner shaft opens up at the top of angular transducer 8 and the connector of angular transducer 8 is against bullet
Spring baffle 10,8 connector of angular transducer follow spring stop 10 to rotate together when spring stop 10 rotates.
The maximum outside diameter of the sensor mounting plate 9 is less than the maximum outside diameter of outer shaft 2.
The inner shaft 1 offers four sections of shoulders, from top to bottom respectively first shoulder, the second shoulder, third shoulder and
The first shoulder of inner shaft 1 is close in four shoulders, the inside of first bearing 3, and big slot and small rectangle hole are provided with inner shaft 1
On second shoulder, circlip groove is provided on the third shoulder of inner shaft 1, and the of the maximum outside diameter of the 4th shoulder of inner shaft 1 and inner shaft 1
The maximum outside diameter of two shoulders is equal, and the 4th shoulder of inner shaft 1 is used to support the lower end surface of standard retaining ring 7.
The outer shaft 2 offers six sections of shoulders, from top to bottom respectively first shoulder, the second shoulder, third shoulder, the 4th
The first shoulder of outer shaft 2, spring bumper cover 12 and spring pressure are close in shoulder, the 5th shoulder and the 6th shoulder, the outside of first bearing 3
Plate 4 is fixed on the second shoulder of outer shaft 2, the lower end of spring bearer plate 4 be tightly attached to outer shaft 2 the second shoulder and third shoulder it is adjacent
Step side on；Symmetrically arranged two internal straight troughs are offered on the inner wall of the third shoulder of outer shaft 2, internal straight trough is direct
It opens up on the second shoulder and the step side that third shoulder is adjacent of outer shaft 2, the insertion of 10 section below of spring stop is internal straight
In slot and it can turn an angle；The upper end that 4th shoulder of outer shaft 2 is used to form second bearing 6 supports, and the 4th of outer shaft 2 the
Shoulder and the adjacent step side of the 5th shoulder are close to the upper surface of second bearing 6；The lateral surface of second bearing 6 is close to outer shaft 2
The 5th shoulder；Angular transducer 8 is mounted in the cavity inside the 6th shoulder of outer shaft 2.
Mounting groove, 8 bottom part of angular transducer protrusion and angular transducer 8 are equipped in the middle part of the sensor mounting plate 9
The protrusion of bottom is arranged in the mounting groove of sensor mounting plate 9.
The spring bumper cover 12 is in arc-shaped.
The specific workflow of the utility model is as follows: rotating the steering wheel of vehicle, external lid 13 is rotated with steering wheel
And rotate, and then inner shaft 1 is driven to rotate, the meeting of inner shaft 1 compressed spring 11 drives outer shaft 2 to rotate together to a certain extent, while bullet
Spring baffle 10 will drive the rotation of 8 rotary-top head of angular transducer, so that angular transducer 8 be made to record the angle and general that it is turned over
This signal is changed into voltage signal and is output to electronic control unit.When work, two kinds of working conditions can be divided into, the first work shape
State is when inner shaft 1 has rotation, and angular transducer 8 will record its angle turned over, and is converted to electric signal and is exported；
Second of working condition is after inner shaft 1 goes to certain angle, and inner shaft can be driven outer by compressed spring 11 to certain angle
Axis 2 rotates together.
Above-described embodiment is the preferred embodiment of the utility model, is not the limit to technical solutions of the utility model
System, as long as being regarded as falling into without the technical solution that creative work can be realized on the basis of the above embodiments
In the rights protection scope of the utility model patent.
Claims (6)
1. a kind of double baffle-type dtc signal acquisition device of short spring of single layer, it is characterised in that: including inner shaft (1), outer shaft (2),
First bearing (3), spring block (5), second bearing (6), standard retaining ring (7), angular transducer (8), passes spring bearer plate (4)
Sensor mounting plate (9), spring stop (10), spring (11), spring bumper cover (12) and external lid (13)；Inner shaft (1) suit
Internal in the outer shaft (2), the inner top side of the outer shaft (2) is provided with fixed for the upper end bearing of first bearing (3) positioning
The position shaft shoulder, lower end is additionally provided with the bottom end bearing positioning shaft shoulder for second bearing (6) positioning in the inside of the outer shaft (2)；
The upper end of the inner shaft (1) and outer shaft (2) is connected by first bearing (3), and the lower end surface of first bearing (3) is tightly attached to
The step side of end bearing positioning shaft shoulder, external lid (13) are fixed on the upper surface of inner shaft (1), the upper end of first bearing (3)
Face part is tightly attached on the lower end surface of external lid (13)；Lower end passes through the in the lower end of the inner shaft (1) and the inside of outer shaft (2)
Two bearings (6) connection, the upper surface of second bearing (6) are tightly attached to the step side of bottom end bearing positioning shaft shoulder, go back in inner shaft (1)
The circlip groove for fixing second bearing (6) is offered, standard retaining ring (7) is fixed in circlip groove, the upper end of standard retaining ring (7)
It is tightly attached on the lower end surface of second bearing (6), standard retaining ring (7) constrains the axial movement of second bearing (6)；
Big slot and small rectangle hole are offered in inner shaft (1) between the first bearing (3) and second bearing (6),
The direction that big slot and small rectangle hole open up is mutually perpendicular to, and small rectangle hole is connected with the inside of big slot,
Spring stop (10) is fixedly mounted in big slot, and the both ends of spring stop (10) reach the big rectangle of inner shaft (1)
On the outside of hole, spring bearer plate (4) is fixedly mounted in small rectangle hole, and the both ends of spring bearer plate (4) reach the small length of inner shaft (1)
On the outside of square hole；
Fixed inside the outer shaft (2) there are four spring block (5) and four arc plates, and spring block (5) and arc plate are successively
Interval is mounted on outer shaft (2) inside, and the mounting height phase of the height of spring block (5) and arc plate and spring stop (10)
Deng；Spring bumper cover (12) is arranged the outer shaft (2) above spring block (5) and between inner shaft (1), and spring bumper cover (12) is fixed on
On four arc plates；
The spring (11) is provided with eight sections and in semicircular arc, every piece of spring block (5) spring stop adjacent thereto
(10) or between spring bearer plate (4) it is provided with one section of spring (11)；
The spring stop (10) is divided into upper section and section below, the upper section and spring bearer plate of spring stop (10)
(4) etc. high settings, the section below of the spring stop (10), which reaches the part of inner shaft (1) outside and is inserted directly into outer shaft (2), to be opened
If inside straight trough in, the direction all around for the inside straight trough that spring stop (10) and outer shaft (2) open up is equipped with gap, interior
Spring stop (10) section below contacts with the inside straight trough that outer shaft (2) opens up and drives outer shaft when axis (1) turns an angle
(2) it rotates together；
Inner shaft (1) bottom offers circular hole, the circular hole that the end portion of big slot and the inner shaft (1) bottom open up
It is connected；
The sensor mounting plate (9) is fixed on outer shaft (2) bottom, and sensor mounting plate (9) bottom is provided with outlet hole, angle
Sensor (8) is fixedly mounted on sensor mounting plate (9), and the wiring of angular transducer (8) passes through sensor mounting plate (9) bottom
The outlet hole that portion opens up stretches out, and angular transducer (8) top is inserted into the circular hole that inner shaft (1) bottom opens up and angular transducer
(8) connector abuts spring stop (10), and angular transducer (8) connector follows spring catch when spring stop (10) rotate
Plate (10) rotates together.
2. a kind of double baffle-type dtc signal acquisition device of the short spring of single layer according to claim 1, it is characterised in that: institute
The maximum outside diameter for stating sensor mounting plate (9) is less than the maximum outside diameter of outer shaft (2).
3. a kind of double baffle-type dtc signal acquisition device of the short spring of single layer according to claim 1, it is characterised in that: institute
It states inner shaft (1) and offers four sections of shoulders, from top to bottom respectively first shoulder, the second shoulder, third shoulder and the 4th shoulder,
The first shoulder of inner shaft (1) is close in the inside of one bearing (3), and big slot and small rectangle hole are provided with the of inner shaft (1)
On two shoulders, circlip groove is provided on the third shoulder of inner shaft (1), the maximum outside diameter of the 4th shoulder of inner shaft (1) and inner shaft (1)
The second shoulder maximum outside diameter it is equal, the 4th shoulder of inner shaft (1) is used to support the lower end surface of standard retaining ring (7).
4. a kind of double baffle-type dtc signal acquisition device of the short spring of single layer according to claim 1, it is characterised in that: institute
It states outer shaft (2) and offers six sections of shoulders, from top to bottom respectively first shoulder, the second shoulder, third shoulder, the 4th shoulder,
The first shoulder of outer shaft (2), spring bumper cover (12) and spring pressure are close in five shoulders and the 6th shoulder, the outside of first bearing (3)
Plate (4) is fixed on the second shoulder of outer shaft (2), and the lower end of spring bearer plate (4) is tightly attached to the second shoulder and third of outer shaft (2)
In the adjacent step side of shoulder；Symmetrically arranged two internal straight troughs are offered on the inner wall of the third shoulder of outer shaft (2), it is interior
Portion's straight trough directly opens up on the second shoulder and the step side that third shoulder is adjacent of outer shaft (2), below spring stop (10)
Straight trough is interior inside partial insertion and can turn an angle；4th shoulder of outer shaft (2) is used to form the upper of second bearing (6)
End support, the adjacent step side of the 4th shoulder and the 5th shoulder of outer shaft (2) are close to the upper surface of second bearing (6)；Second
The lateral surface of bearing (6) is close to the 5th shoulder of outer shaft (2)；Angular transducer (8) is mounted on inside the 6th shoulder of outer shaft (2)
Cavity in.
5. a kind of double baffle-type dtc signal acquisition device of the short spring of single layer according to claim 1, it is characterised in that: institute
It states and is equipped with mounting groove in the middle part of sensor mounting plate (9), angular transducer (8) bottom part protrusion and angular transducer (8) bottom
Protrusion be arranged in the mounting groove of sensor mounting plate (9).
6. a kind of double baffle-type dtc signal acquisition device of the short spring of single layer according to claim 1, it is characterised in that: institute
Spring bumper cover (12) are stated in arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820982152.XU CN208469920U (en) | 2018-06-25 | 2018-06-25 | A kind of double baffle-type dtc signal acquisition device of the short spring of single layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820982152.XU CN208469920U (en) | 2018-06-25 | 2018-06-25 | A kind of double baffle-type dtc signal acquisition device of the short spring of single layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208469920U true CN208469920U (en) | 2019-02-05 |
Family
ID=65214900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820982152.XU Expired - Fee Related CN208469920U (en) | 2018-06-25 | 2018-06-25 | A kind of double baffle-type dtc signal acquisition device of the short spring of single layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208469920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108715188A (en) * | 2018-06-25 | 2018-10-30 | 浙江工业大学 | The double baffle-type dtc signal acquisition device of the short spring of single layer |
-
2018
- 2018-06-25 CN CN201820982152.XU patent/CN208469920U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108715188A (en) * | 2018-06-25 | 2018-10-30 | 浙江工业大学 | The double baffle-type dtc signal acquisition device of the short spring of single layer |
| CN108715188B (en) * | 2018-06-25 | 2023-05-30 | 浙江工业大学 | Single-layer short spring double-baffle type torque signal acquisition device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |