CN105674024A - Intelligent elastic fastening device - Google Patents
Intelligent elastic fastening device Download PDFInfo
- Publication number
- CN105674024A CN105674024A CN201610228133.3A CN201610228133A CN105674024A CN 105674024 A CN105674024 A CN 105674024A CN 201610228133 A CN201610228133 A CN 201610228133A CN 105674024 A CN105674024 A CN 105674024A
- Authority
- CN
- China
- Prior art keywords
- upper plate
- wedge shape
- slide block
- top pressure
- flexible slide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000725 suspension Substances 0.000 claims abstract description 4
- 230000004888 barrier function Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 9
- 230000008602 contraction Effects 0.000 claims description 8
- 239000013536 elastomeric material Substances 0.000 claims description 5
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000001815 facial effect Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/025—Corner supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
Abstract
An intelligent elastic fastening device comprises a fastening cross beam (8) and a fastened object part (9) which is fixedly suspended on the fastening cross beam (8) through two suspension rods (91). An elastic jacking device (7) is arranged between the fastening cross beam (8) and the fastened object part (9), the elastic jacking device (7) comprises an upper plate part (71), a lower plate part (72) and multiple jacking springs (73) which are elastically jacked between the upper plate part (71) and the lower plate part (72), an upper sleeve part (711) is fixedly arranged on the lower side face of the upper plate part (71), a lower sleeve part (721) which can extend into the upper sleeve part (711) is fixedly arranged on the upper side face of the lower plate part (72), and two symmetrically arranged telescopic sliding blocks (76) are installed in the lower sleeve part (721) in a sliding mode.
Description
Technical field
The present invention relates to fastener areas, be specially a kind of intelligence elastic fastening device.
Background technology
For some fastening-connecting devices with certain activity allowance, generally require be firmly fastened in place, it is to avoid activity allowance is for the whole impact being fastenedly connected and damage. This can pass through the sandwiched of elastic expansion and pad now. But, installation and dismounting tool for this sandwiched pad of elastic expansion formula are difficult. And the structure of the sandwiched pad of elastic expansion formula that some can operatively shrink and expand is complicated and operates inconvenience. And it is uncontrollable for the impulsive force of generation in expansion process.
Summary of the invention
It is an object of the invention to provide a kind of intelligence elastic fastening device, it can overcome defect of the prior art.
A kind of intelligence elastic fastening device, including fastening crossbeam and being fixed the fastened object part hanging on described fastening crossbeam by two suspension rods, it is provided with elastic top pressure device between described fastening crossbeam and described fastened object part, described elastic top pressure device includes upper plate, lower plate and elastic top are pressed in the multiple top pressure springs between described upper plate and described lower plate, the downside of described upper plate is fixedly installed upper bush part, the upper side of described lower plate is fixedly installed the barrier part of trapping that can extend in described upper bush part, described barrier part of trapping is slidably mounted with symmetrically arranged two flexible slide blocks, in order to cross out in described trap barrier part time can extend into inside described upper bush part in the corresponding latch recess at place, the flexible slide block of said two is tightened up by contraction spring each other thus pressure-bearing is on the wedge shape operating block being located at elastomeric material therebetween, wherein, it is connected by flexible cable between described wedge shape operating block and upper plate, described fastening crossbeam middle is provided with through hole, and described upper through hole can slide up and down to be provided with operative pin, the described operative pin left and right sides is symmetrically arranged with gathering sill, described upper through hole is provided with the guiding matched with described gathering sill and protrudes, described fastening crossbeam is further fixedly arranged on mounting bracket, described mounting bracket upper end is installed with operation motor, described operative pin is provided with female thread, and with by the motor-driven threaded rod threaded engagement of described operation, when described elastic top pressure device is in depressed state, described upper plate is near described lower plate, and described flexible slide block stretches in described latch recess so that described flexible slide block engages with the bottom water plane locking of described latch recess, thus described elastic top pressure device is locked in depressed state, when it is required that described elastic top pressure device is converted to the state of backing down thus when described fastened object part being anchored on described fastening crossbeam between described fastening crossbeam and described fastened object part, the shoulders utilizing the thicker main part lower end of operative pin is resisted against the upper side of described upper plate, described upper plate is depressed so that described flexible slide block is in quick condition in described latch recess, and then utilize the thinner head of thicker main part lower end described in being arranged in through the lower through-hole being located at described upper plate make described in thinner head contact with described wedge shape operating block thus by described wedge shape operating block top extremely in lower position so that said two is stretched slide block be retracted into described in trap in barrier part, thus, when threaded rod drives operative pin upward sliding, described upper plate makes described elastic top pressure device be in the state of backing down away from described lower plate under the effect of described top pressure spring, so that described upper plate acts against on described fastening crossbeam to be anchored on described fastening crossbeam by described fastened object part, now, the moving up through wedge shape operating block described in described flexible cable tractive and make described wedge shape operating block return in upper position of described upper plate, so that the flexible slide block of described said two returns to the state of stretching out, when threaded rod drives operative pin slide downward again to be pushed down on by described upper plate and makes described upper plate near described lower plate, described flexible slide block can compress described wedge shape operating block under described upper bush part pushing effect and again spring in described latch recess thus realizing locking, described fastening crossbeam lower end is provided with induction apparatus, described upper plate upper end is provided with sensed body, when moving upward and when described induction apparatus senses described sensed body of described upper plate, signal is passed to described operation motor by described induction apparatus, making described operation motor out of service, now described fastened object part is anchored on described fastening crossbeam.
By the present invention, having, owing to being provided with, the operation wedge that elastic elastomeric material is made, it is operable to the flexible slide block of both sides is ejected or resetted by contraction spring;It is possible to realize the compression of the sandwiched pad of elastic expansion formula near and back down swelling state. And, by means of operative pin, operation wedge when compressive state being unlocked, can be urged in lower position by it by upper plate is continued compression certain distance, thus can utilize the pressure of operative pin that expansion is slowly carried out when compressive state being unlocked so that expansion process is controlled; And, reach after to a certain degree in expansion, described operation wedge can upwards be pulled by the pull effect utilizing flexible cable or rope, so that flexible slide block is in the position stretched out again, it is thus possible to when sandwiched pad (elastic top pressure device) is reset to contraction state by needs again, utilize the elastic deformation of described operation wedge and allow directly compression upper plate with by expansion sliding block again as in lock slots. Whole apparatus structure simple operations is easy, and Stability Analysis of Structures, it is possible to meet and operate controlled and be easy to the requirement resetted.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of assembly of the invention, illustrated therein is compressive state and illustrates the operation original state of operation instrument.
The view that Fig. 2 is device in Fig. 1 in from contraction state to the process backing down state transfer.
The device that Fig. 3 is in Fig. 2 is backing down the view of state.
Fig. 4 is the structural representation of the flexible slide block in Fig. 1.
Fig. 5 is the structural representation of the wedge shape operating block in Fig. 1.
Detailed description of the invention
Below in conjunction with Fig. 1-5, the present invention is described in detail.
Intelligent elastic fastening device according to embodiment, including fastening crossbeam 8 and being fixed the fastened object part 9 hanging on described fastening crossbeam 8 by two suspension rods 91, it is provided with elastic top pressure device 7 between described fastening crossbeam 8 and described fastened object part 9, described elastic top pressure device 7 includes upper plate 71, lower plate 72 and elastic top are pressed in the multiple top pressure springs 73 between described upper plate 71 and described lower plate 72, the downside of described upper plate 71 is fixedly installed upper bush part 711, the upper side of described lower plate 72 is fixedly installed the barrier part 721 of trapping that can extend in described upper bush part 711, described barrier part 721 of trapping is slidably mounted with symmetrically arranged two flexible slide blocks 76, in order to cross out in described trap barrier part 721 time can extend into inside described upper bush part 711 in the corresponding latch recess 710 at place, the flexible slide block 76 of said two is tightened up by contraction spring each other thus pressure-bearing is on the wedge shape operating block 74 being located at elastomeric material therebetween, wherein, it is connected by flexible cable 75 between described wedge shape operating block 74 and upper plate 71, described fastening crossbeam 8 middle is provided with through hole 80, and described upper through hole 80 can slide up and down to be provided with operative pin 81, described operative pin 81 left and right sides is symmetrically arranged with gathering sill 813, described upper through hole 80 is provided with the guiding matched with described gathering sill 813 and protrudes 800, described fastening crossbeam 8 is further fixedly arranged on mounting bracket 60, described mounting bracket 60 upper end is installed with operation motor 61, described operative pin 81 is provided with female thread, and with threaded rod 62 threaded engagement driven by described operation motor 61, when described elastic top pressure device 7 is in depressed state, described upper plate 71 is near described lower plate 72, and described flexible slide block 76 stretches in described latch recess 710 so that described flexible slide block 76 engages with the bottom water plane locking of described latch recess 710, thus described elastic top pressure device 7 is locked in depressed state,When it is required that described elastic top pressure device 7 is converted to the state of backing down thus when described fastened object part 9 being anchored on described fastening crossbeam 8 between described fastening crossbeam 8 and described fastened object part 9, the shoulders utilizing thicker main part 812 lower end of operative pin 81 is resisted against the upper side of described upper plate 71, described upper plate 71 is depressed so that described flexible slide block 76 is in quick condition in described latch recess 710, and then utilize the thinner head 811 of thicker main part 812 lower end described in being arranged in through the lower through-hole 70 being located at described upper plate 71 make described in thinner head 811 contact with described wedge shape operating block 74 thus described wedge shape operating block 74 is pushed up in lower position so that said two is stretched slide block 76 be retracted into described in trap in barrier part 721, thus, when threaded rod 62 drives operative pin 81 upward sliding, described upper plate 71 makes described elastic top pressure device 7 be in the state of backing down away from described lower plate 72 under the effect of described top pressure spring 73, so that described upper plate 71 acts against on described fastening crossbeam 8 to be anchored on described fastening crossbeam 8 by described fastened object part 9, now, the moving up through wedge shape operating block 74 described in described flexible cable 75 tractive and make described wedge shape operating block 74 return in upper position of described upper plate 71, so that the flexible slide block 76 of described said two returns to the state of stretching out, when threaded rod 62 drives operative pin 81 slide downward again to be pushed down on by described upper plate 71 and makes described upper plate 71 near described lower plate 72, described flexible slide block 76 can compress described wedge shape operating block 74 under described upper bush part 711 pushing effect and again spring in described latch recess 710 thus realizing locking, being provided with multi-disc fin 64 on the outer surface of described operation motor 61, described fin 64 is in order to absorb produced heat when described operation motor 61 runs, described fastening crossbeam 8 lower end is provided with induction apparatus 51, described upper plate 71 upper end is provided with sensed body 53, when moving upward and when described induction apparatus 51 senses described sensed body 53 of described upper plate 71, signal is passed to described operation motor 61 by described induction apparatus 51, making described operation motor 61 out of service, now described fastened object part 9 is anchored on described fastening crossbeam 8.
Valuably, wherein, each described flexible slide block 76 all includes the level face 764 of bottom, the sliding block inclined face 761 for engaging with inclined plane part 716 in the groove of described latch recess 710 in outside, and the operation profile portion for engaging with described wedge shape operating block 74 of inner side, described operation profile portion include under wedge shape face 762 and at upper vertically face 763, described wedge shape operating block 74 includes the narrow portion perpendicular 741 of upside, middle intermediate incline 742 and the wide portion of downside vertically face 743, when described flexible slide block 76 is in and stretches out state, described vertically facial 743 engage with described wide portion at upper vertically face 763, when described flexible slide block 76 is in retraction state, described engage with narrow portion perpendicular 741 at upper vertically face 763, when described stretch out between state and described retraction state conversion time, described under wedge shape face 762 be slidably engaged with the intermediate incline 742 of described centre, the described 711 described flexible slide blocks 76 of pushing are to realize by pushing described sliding block inclined face 761.
Having, owing to being provided with, the operation wedge that elastic elastomeric material is made, it is operable to the flexible slide block of both sides is ejected or resetted by contraction spring; It is possible to realize the compression of the sandwiched pad of elastic expansion formula near and back down swelling state. And, by means of operative pin, operation wedge when compressive state being unlocked, can be urged in lower position by it by upper plate is continued compression certain distance, thus can utilize the pressure of operative pin that expansion is slowly carried out when compressive state being unlocked so that expansion process is controlled; And, reach after to a certain degree in expansion, described operation wedge can upwards be pulled by the pull effect utilizing flexible cable or rope, so that flexible slide block is in the position stretched out again, it is thus possible to when sandwiched pad (elastic top pressure device) is reset to contraction state by needs again, utilize the elastic deformation of described operation wedge and allow directly compression upper plate with by expansion sliding block again as in lock slots.
By with upper type, those skilled in the art can make various change according to mode of operation within the scope of the invention.
Claims (2)
1. an intelligent elastic fastening device, including fastening crossbeam (8) and being fixed the fastened object part (9) hanging on described fastening crossbeam (8) by two suspension rods (91), it is provided with elastic top pressure device (7) between described fastening crossbeam (8) and described fastened object part (9), described elastic top pressure device (7) includes upper plate (71), lower plate (72) and elastic top are pressed in the multiple top pressure springs (73) between described upper plate (71) and described lower plate (72), the downside of described upper plate (71) is fixedly installed upper bush part (711), the upper side of described lower plate (72) is fixedly installed the barrier part of trapping (721) that can extend in described upper bush part (711), described barrier part of trapping (721) is slidably mounted with symmetrically arranged two flexible slide blocks (76), in order to can extend in the internal corresponding latch recess (710) located of described upper bush part (711) when crossing out in described barrier part of trapping (721), the said two slide block (76) that stretches is tightened up thus pressure-bearing is on the wedge shape operating block (74) being located at elastomeric material therebetween each other by contraction spring, wherein, it is connected by flexible cable (75) between described wedge shape operating block (74) and upper plate (71), described fastening crossbeam (8) middle is provided with through hole (80), and described upper through hole (80) can slide up and down to be provided with operative pin (81), described operative pin (81) left and right sides is symmetrically arranged with gathering sill (813), described upper through hole (80) is provided with the guiding matched with described gathering sill (813) and protrudes (800), described fastening crossbeam (8) is further fixedly arranged on mounting bracket (60), described mounting bracket (60) upper end is installed with operation motor (61), described operative pin (81) is provided with female thread, and with threaded rod (62) threaded engagement driven by described operation motor (61), when described elastic top pressure device (7) is in depressed state, described upper plate (71) is near described lower plate (72), and described flexible slide block (76) is stretched in described latch recess (710) so that described flexible slide block (76) engages with the bottom water plane locking of described latch recess (710), thus described elastic top pressure device (7) is locked in depressed state,When it is required that described elastic top pressure device (7) is converted to the state of backing down thus when described fastened object part (9) being anchored on described fastening crossbeam (8) between described fastening crossbeam (8) and described fastened object part (9), the shoulders utilizing thicker main part (812) lower end of operative pin (81) is resisted against the upper side of described upper plate (71), described upper plate (71) is depressed so that described flexible slide block (76) is in quick condition in described latch recess (710), and then utilize the thinner head (811) of thicker main part (812) lower end described in being arranged in through the lower through-hole (70) being located at described upper plate (71) make described in thinner head (811) contact with described wedge shape operating block (74) thus by described wedge shape operating block (74) top extremely in lower position so that said two is stretched slide block (76) be retracted into described in trap in barrier part (721), thus, when threaded rod (62) drives operative pin (81) upward sliding, described upper plate (71) makes described elastic top pressure device (7) be in the state of backing down away from described lower plate (72) under the effect of described top pressure spring (73), so that described upper plate (71) acts against described fastening crossbeam (8) above to be anchored on described fastening crossbeam (8) by described fastened object part (9), now, the moving up through wedge shape operating block (74) described in described flexible cable (75) tractive and make described wedge shape operating block (74) return in upper position of described upper plate (71), so that the flexible slide block (76) of described said two returns to the state of stretching out, when threaded rod (62) drives operative pin (81) slide downward again to be pushed down on by described upper plate (71) and makes described upper plate (71) near described lower plate (72), described flexible slide block (76) can be compressed described wedge shape operating block (74) under the pushing effect of described upper bush part (711) and again spring in described latch recess (710) thus realizing locking, described fastening crossbeam (8) lower end is provided with induction apparatus (51), described upper plate (71) upper end is provided with sensed body (53), when moving upward and when described induction apparatus (51) senses described sensed body (53) of described upper plate (71), signal is passed to described operation motor (61) by described induction apparatus (51), making described operation motor (61) out of service, now described fastened object part (9) is anchored on described fastening crossbeam (8).
2. a kind of intelligence elastic fastening device as claimed in claim 1, wherein, each described flexible slide block (76) all includes level face (764) of bottom, sliding block inclined face (761) for engaging with inclined plane part (716) in the groove of described latch recess (710) in outside, and the operation profile portion for engaging with described wedge shape operating block (74) of inner side, described operation profile portion include under wedge shape face (762) and at upper vertically face (763), described wedge shape operating block (74) includes the narrow portion perpendicular (741) of upside, middle intermediate incline (742) and the wide portion of downside vertically face (743), when described flexible slide block (76) is in and stretches out state, described engage upper vertically face (763) is vertically facial (743) with described width portion, when described flexible slide block (76) is in retraction state, described engage with narrow portion perpendicular (741) at upper vertically face (763), when described stretch out between state and described retraction state conversion time, described under the intermediate incline (742) of wedge shape face (762) and described centre be slidably engaged,Described (711) push described flexible slide block (76) is realize by pushing described sliding block inclined face (761).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228133.3A CN105674024B (en) | 2016-04-13 | 2016-04-13 | A kind of intelligent elastic fastening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228133.3A CN105674024B (en) | 2016-04-13 | 2016-04-13 | A kind of intelligent elastic fastening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105674024A true CN105674024A (en) | 2016-06-15 |
| CN105674024B CN105674024B (en) | 2017-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610228133.3A Active CN105674024B (en) | 2016-04-13 | 2016-04-13 | A kind of intelligent elastic fastening device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105674024B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918968A (en) * | 2022-06-28 | 2022-08-19 | 南京信息工程大学 | Butt joint device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2375535A1 (en) * | 1976-12-22 | 1978-07-21 | Ganz Mavag Mozdony Vagon | Articulated pipe joint between vehicle body and chassis - has spherical end flanges attached to axially sliding sleeves secured together by springs |
| CN101634325A (en) * | 2008-07-22 | 2010-01-27 | 英业达股份有限公司 | Buckling structure |
| CN203062573U (en) * | 2012-12-08 | 2013-07-17 | 重庆天之道科技发展有限公司 | Spring pressing clamping device |
| CN204921833U (en) * | 2015-08-28 | 2015-12-30 | 佛山市南海区广工大数控装备协同创新研究院 | Bearing auto -lock damper |
| CN205016873U (en) * | 2015-09-24 | 2016-02-03 | 江西广能电气设备有限公司 | Damping device that american case becomes |
-
2016
- 2016-04-13 CN CN201610228133.3A patent/CN105674024B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2375535A1 (en) * | 1976-12-22 | 1978-07-21 | Ganz Mavag Mozdony Vagon | Articulated pipe joint between vehicle body and chassis - has spherical end flanges attached to axially sliding sleeves secured together by springs |
| CN101634325A (en) * | 2008-07-22 | 2010-01-27 | 英业达股份有限公司 | Buckling structure |
| CN203062573U (en) * | 2012-12-08 | 2013-07-17 | 重庆天之道科技发展有限公司 | Spring pressing clamping device |
| CN204921833U (en) * | 2015-08-28 | 2015-12-30 | 佛山市南海区广工大数控装备协同创新研究院 | Bearing auto -lock damper |
| CN205016873U (en) * | 2015-09-24 | 2016-02-03 | 江西广能电气设备有限公司 | Damping device that american case becomes |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918968A (en) * | 2022-06-28 | 2022-08-19 | 南京信息工程大学 | Butt joint device |
| CN114918968B (en) * | 2022-06-28 | 2023-04-25 | 南京信息工程大学 | Butt joint device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105674024B (en) | 2017-12-12 |
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Effective date of registration: 20201120 Address after: 239300 Badun Village, Zhangpu Town, Tianchang City, Chuzhou City, Anhui Province Patentee after: Tianchang Sidak Home Co.,Ltd. Address before: 362300 Fujian city of Quanzhou province Nanan City Creek Street Lake Lake Road No. 39 Lane Patentee before: NAN'AN SHENDA XINTONG COMMERCE AND TRADE Co.,Ltd. |
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