CN106786222A - A kind of self-locking cable terminal fastener - Google Patents
A kind of self-locking cable terminal fastener Download PDFInfo
- Publication number
- CN106786222A CN106786222A CN201710043664.XA CN201710043664A CN106786222A CN 106786222 A CN106786222 A CN 106786222A CN 201710043664 A CN201710043664 A CN 201710043664A CN 106786222 A CN106786222 A CN 106786222A
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- China
- Prior art keywords
- locking
- folder
- dynamic pressure
- female
- pressure block
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
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- Clamps And Clips (AREA)
Abstract
A kind of self-locking cable terminal fastener, including cable termination fastener and fastening wire clamp, cable termination fastener includes line ball body, dynamic pressure block, clamping screw, clamping screw is passed perpendicularly through and is threadedly coupled the top of line ball body, and the bottom of clamping screw is rotatably connected with dynamic pressure block, dynamic pressure block can be adjusted with respect to the reciprocating motion of line ball body bottom portion by rotating clamping screw；Fastening wire clamp includes U-shaped male folder and female folder, U-shaped public clip back face and dynamic pressure block lower surface tight fit, female clip back face and line ball body bottom portion tight fit, U-shaped male folder and female folder are provided with the inversion-stopping self-locking mechanism being engaged, can quick-fit lock so that U-shaped male folder and mother are pressed from both sides and be matched for clamping tightly cable.Can will laborsaving and quickly be fixedly clamped for the cable socket of bending around the commonplace side compression of cable socket two of street crossing code porcelain, and the fastening wire clamp that can pass through to be installed on it by the present invention.
Description
Technical field
The present invention relates to electric power tool field, a kind of self-locking cable terminal fastener is specifically related to.
Background technology
Electrical Safety on today's society, it is ensured that power network safety operation is particularly significant, cable is erected at electricity by street code
In line bar or building, the fixation of cable socket is usually that around crossing the street, code porcelain is commonplace be folded to bending and tensing by cable socket
Under state, the cable socket binding or fixed that will be bent；At present, workmen is generally by tradition such as manpower or light instruments
Be folded to for cable socket to bend and bundled using the cable socket that binding will bend and fixed by mode, high because cable size is thicker
Idle job personnel rely solely on manpower or light instrument is difficult cable bending and tenses, and cable its own resilient in bending
It is very big, it is easy to flick or slip from staff or light instrument, more increased the difficulty of construction.Binding is usually aluminum gold
Category fine rule, tying tight can cause the cable insulation to reduce on cable, and easily cable insulation outer layer is caused damage, and binding side
Method is not sought unity of standard, and random very big, the fastness for causing cable socket to bundle is difficult to ensure that, cable socket easily release and
Split away off from the code of street, bring potential safety hazard.
The content of the invention
In order to overcome defect present in prior art, task of the invention is that a kind of self-locking cable terminal of offer is tight
It is fixedly mounted with and puts, can be laborsaving and quick by around the commonplace side compression of cable socket two of street crossing code porcelain, and can be by the fastening that is installed on it
Quickly can be locked for the cable socket of bending by wire clamp, and clamping cable consolidates and is difficult to release, simple operation, so that instead of
Traditional binding, it is firm to bundle, and not easy damaged cable sheath.
Task of the present invention is realized by following technical proposal：
A kind of self-locking cable terminal fastener, including cable termination fastener and fastening wire clamp, the cable termination
Fastener includes line ball body, dynamic pressure block, clamping screw, is oppositely arranged at the top and bottom of the line ball body, the dynamic pressure
Block is between the top and bottom of line ball body and relative with bottom, and the clamping screw is passed perpendicularly through in dynamic pressure block side
Screwed hole is simultaneously threadedly coupled therewith, and the two ends of clamping screw are rotatably connected with the top and bottom of line ball body respectively
Connect, the dynamic pressure block can be adjusted with respect to the reciprocating motion of line ball body bottom portion by rotating clamping screw, on the line ball body
It is provided with the position-limit mechanism for limiting the dynamic pressure block to prevent it from being rotated relative to line ball body；The fastening wire clamp includes mutual
Independent U-shaped male folder and female folder, the U-shaped public clip back face and dynamic pressure block lower surface tight fit, female clip back face and line ball sheet
Body bottom tight fit, the U-shaped public positive bending place of folder is the first crimping, and the front of mother's folder is provided with corresponding second crimping,
First crimping and the second crimping can coordinate clamping cable, and two side levers of U-shaped public folder are check lock lever, female folder upper second
Crimping be respectively provided on two sides with correspondence check lock lever through locking hole, check lock lever is provided with continuously arranged several oblique locks
The check ring tooth in tight pole-footing portion, locking hole side is provided with the latch segment of activity, and one end of latch segment is provided with least one oblique lock
The locking teeth that tieholen is exported and can be engaged with check ring tooth, the other end abuts locking spring, when check lock lever from locking hole import
During insertion, locking spring promotion latch segment makes the locking teeth of latch segment be connected on the check ring tooth of check lock lever so as to limit locking
Bar makes it to advance and be unable to reverse movement.
Further improved technology scheme is as follows：
It is preferred that, one end of the latch segment is provided with the deep-slotted chip breaker being engaged with the check lock lever, and the locking teeth is setting
Arc-shaped gear on deep-slotted chip breaker.
It is preferred that, two latch segments in two locking holes of female folder are oppositely arranged on the two ends of the locking spring.
It is preferred that, the back side of female folder is provided with locking slot, and locking notch is provided with cover plate, two latch segments and locking bullet
Spring is placed in locking slot, latch segment activity under the guiding of cover plate and locking trench bottom.
It is preferred that, two latch segments are connected by two locking springs, correspondence two between two locking springs
Latch segment respectively sets a pin for being used for connecting the cover plate and locking trench bottom, and a correspondence is respectively set on two latch segments
The groove of pin.
It is preferred that, the structure of the position-limit mechanism is：The line ball body is provided with the guiding parallel with the clamping screw
Straight trough, the dynamic pressure block is provided with and is oriented to straight trough and presses close to the guide pad of cooperation, and guide pad is close in guiding straight trough and can be with
Dynamic pressure block to pump；And/or, it is provided with parallel with the clamping screw spacing between the bottom and the top
Axle, the dynamic pressure block is provided with the spacing hole passed through for the limit shaft, and the dynamic pressure block is in the clamping screw and limit shaft
Carry out straight reciprocating motion and can not rotate under common guiding.
It is preferred that, the mode of the tight fit is：The dynamic pressure block and the relative two sides of the line ball body bottom portion set respectively
There are the first mounting groove and the second mounting groove, size less first is inserted in the U-shaped male clip back face and female clip back face respectively
In mounting groove and the second mounting groove, so that U-shaped male clip back face and female clip back face carry out bullet with dynamic pressure block and line ball body respectively
Property interference tight fit.
It is preferred that, positioning convex or detent ball are provided with first mounting groove and/or second mounting groove, it is corresponding
Female clip back face and/or the U-shaped male clip back face are provided with the detent being engaged with positioning convex or detent ball.
It is preferred that, second crimping is arcs of recesses insulation system or recessed folding surface insulation system.
It is preferred that, the structure of the U-shaped public folder includes the public folder inner frame body being made up of metal material and is coated on described first
The public folder outer frame body being made up of plastics or elastomeric material around crimping, the structure of female folder includes being made up of metal material
Female folder inner frame body and female folder outer frame body for being made up of plastics or elastomeric material.
It is preferred that, the protective cover for protecting the U-shaped male folder check lock lever, the protective cover and institute are additionally provided with female folder
Female folder is stated to be detachably connected.
It is preferred that, the mode that the protective cover is detachably connected with female folder is：The protective cover passes through with female folder
Snap connection, the buckle includes being located at the grab of the protection interior surface both sides, and is correspondingly arranged at female folder appearance
The draw-in groove of face both sides, realizes protective cover with being detachably connected that mother is pressed from both sides by the cooperation of grab and draw-in groove.
A kind of beneficial effect of self-locking cable terminal fastener of the invention is：1. the self-locking cable terminal is used
Fastener, will laborsaving and quickly can be pressed together around the commonplace cable socket bending of street crossing code porcelain；2. by being installed on it
Fastening wire clamp the cable socket of bending is fixedly clamped so that instead of traditional binding, it is firm to bundle, and not outside easy damaged cable
Skin；3. by the locking teeth on the check ring tooth and female clamp lock tieholen internal locking block on U-shaped male folder check lock lever, bullet is locked
Spring, forms inversion-stopping self-locking mechanism, and U-shaped male being clipped in during mother is pressed from both sides can only advance and can not retreat, during operation, directly by U-shaped public folder insertion
With regard to auto lock after mother's folder, it is difficult to release, it is necessary to when opening, it is only necessary to which back pressure locking spring withdraws latch segment, you can freely
U-shaped male folder is taken out from mother's folder, it is extremely convenient to operate, easy to use, is particularly suitable for high-altitude Poling Construction.
The effect of design of the invention, concrete structure and generation is described further below with reference to accompanying drawing, with abundant
Ground understands the purpose of the present invention, feature and effect.
Brief description of the drawings
Fig. 1 is a kind of structural representation of self-locking cable terminal fastener of embodiment；
Fig. 2 is the structural representation of fastening wire clamp in a kind of self-locking cable terminal fastener of embodiment；
Fig. 3 is the decomposition texture schematic diagram of fastening wire clamp in a kind of self-locking cable terminal fastener of embodiment；
Fig. 4 is the structural representation at another visual angle of fastening wire clamp in a kind of self-locking cable terminal fastener of embodiment；
Wherein：1- cable termination fasteners, 11- line ball bodies, 113- is oriented to straight trough, and 114- guide pads, 116- second pacifies
Tankage, 12- dynamic pressure blocks, the mounting grooves of 121- first, 13- clamping screws, 2- fastening wire clamps, the public folder of 21-U types, the clamps of 211- first
Portion, 212- check lock levers, 2121- check ring teeth, the female folders of 22-, the crimpings of 221- second, 222- locking holes, 223- latch segments,
2231- locking teeths, 224- locking springs, 225- locking slots, 226- cover plates, 227- pins, 228- protective covers.
Specific embodiment
A kind of self-locking cable terminal fastener of the invention is further described below in conjunction with accompanying drawing：
It should be noted that term that this specification is used " on ", D score, "front", "rear" and similar statement be
For illustrative purposes, depending on specific reference to the actual conditions in embodiment.
As Figure 1-4, a kind of self-locking cable terminal fastener, including cable termination fastener 1 and fastening wire clamp
2, cable termination fastener 1 includes line ball body 11, dynamic pressure block 12, clamping screw 13, the top and bottom phase of line ball body 11
To setting, dynamic pressure block 12 is between the top and bottom of line ball body 11 and relative with bottom, and clamping screw 13 is passed perpendicularly through
The side of dynamic pressure block 12 screwed hole and be threadedly coupled therewith, the two ends of clamping screw 13 respectively with the top of line ball body 11
Portion and bottom are rotatably connected, by rotate clamping screw 13 can adjust dynamic pressure block 12 with respect to 11 bottoms of line ball body it is past
Multiple motion, line ball body 11 is provided with the position-limit mechanism to prevent it from being rotated relative to line ball body 11 for limiting dynamic pres sure block 12；
Fastening wire clamp 2 includes separate U-shaped male folder 21 and female folder 22,21 back sides of U-shaped public folder and the lower surface tight fit of dynamic pressure block 12,
Mother 22 back sides of folder and the bottom tight fit of line ball body 11,21 positive bending places of U-shaped public folder are the first crimping 211, mother's folder 22
Front be provided with corresponding second crimping 221, the first crimping 211 and the second crimping 221 can coordinate clamping cable, U
Two side levers of the public folder 21 of type are check lock lever 212, and second crimping 221 is respectively provided on two sides with correspondence check lock lever 212 on mother's folder 22
Through locking hole 222, check lock lever 212 is provided with the check ring tooth of continuously arranged several roots of oblique check lock lever 212
2121, the side of locking hole 222 is provided with the latch segment 223 of activity, and one end of latch segment 223 is provided with least one oblique locking hole
222 outlets and the locking teeth 2231 that can be engaged with check ring tooth 2121, the other end abuts locking spring 224, when check lock lever 212
When being inserted from the import of locking hole 222, the promotion latch segment 223 of locking spring 224 makes the locking teeth 2231 of latch segment 223 be connected to lock
It is advanced and be unable to reverse movement so as to limit check lock lever 212 on the check ring tooth 2121 of tight bar 212.
During operation, will be collectively disposed between U-shaped male folder 21 and female folder 22 around the commonplace cable socket of street crossing code porcelain first, then
Rotatably compressing screw rod 13 makes dynamic pressure block 12 and the relative bottom of line ball body 11 of U-shaped male folder 21 and female folder 22 carry out move toward one another, directly
Coordinate to U-shaped male folder 21 and female folder 22 and compress cable, cable termination is then locked at one by U-shaped male folder 21, female folder 22
Rise, finally reversely rotating clamping screw 13 makes dynamic pressure block 12 dorsad be moved with respect to the bottom of line ball body 11, so that fixed
Fastening wire clamp 2 on cable termination departs from from fastener, it is possible to use the fastener is same on the cable termination after bending
When fix one or more fastening wire clamps 2 so that cable termination fix it is more firm, and the fastener can be as electricity
Power instrument is reused, and the present invention quickly can fasten cable termination, and the fastness that cable termination is fixed is good, can be applicable not
With line footpath cable, highly versatile, and simple structure are easy to use, and the mode that cable socket is fixed is unified, and can greatly improve electricity
The efficiency that cable terminal is fixed.
By on the check ring tooth 2121 on 21 check lock levers 212 of U-shaped male folder and female folder internal locking block 223 of 22 locking hole 222
Locking teeth 2231, lock spring 224, form inversion-stopping self-locking mechanism, U-shaped male folder 21 it is female press from both sides 22 in can only advance can not
Retreat, during operation, with regard to auto lock, will be directly difficult to release, it is necessary to when opening after the U-shaped male female folder 22 of the insertion of folder 21, it is only necessary to
Back pressure locking spring 224 withdraws latch segment 223, you can freely U-shaped male folder 21 is taken out from mother's folder 22, operation is extremely just
Victory, it is easy to use, it is particularly suitable for high-altitude Poling Construction.
Preferably, one end of latch segment 223 is provided with the deep-slotted chip breaker being engaged with check lock lever 212, locking teeth
2231 is the arc-shaped gear being arranged on deep-slotted chip breaker.
Preferably, two latch segments 223 in two locking holes 222 of female folder 22 are oppositely arranged on locking
The two ends of spring 224.
Preferably, the back side of female folder 22 is provided with locking slot 225, and 225 mouthfuls of locking slot is provided with cover plate 226, two
Individual latch segment 223 and locking spring 224 are placed in locking slot 225, and latch segment 223 is in cover plate 226 and the bottom of locking slot 225
It is oriented to lower activity.
Preferably, two latch segments 223 are connected by two locking springs 224, two locking springs 224
Between two latch segments 223 of correspondence a pin 227 for being used for connecting cover plate 226 and the bottom of locking slot 225, two locks are respectively set
It is each on tight block 223 that a groove for correspondence pin 227 is set.
Preferably, the structure of position-limit mechanism is：Line ball body 11 is provided with parallel with clamping screw 13
Straight trough 113 is oriented to, dynamic pressure block 12 is provided with the guide pad 114 for pressing close to cooperation with guiding straight trough 113, and guide pad 114 is close to leads
To can pump in straight trough 113 and with dynamic pressure block 12.
Preferably, the mode of tight fit is：The two sides relative with the bottom of line ball body 11 of dynamic pressure block 12 point
The first mounting groove 121 and the second mounting groove 116 are not provided with, and it is smaller that size is inserted at 21 back sides of U-shaped male folder and 22 back sides of female folder respectively
The first mounting groove 121 and the second mounting groove 116 in so that 21 back sides of U-shaped male folder and it is female press from both sides 22 back sides respectively with dynamic pressure block
12 and line ball body 11 carry out elastic interference tight fit.
Preferably, positioning convex or positioning are provided with the first mounting groove 121 and/or the second mounting groove 116
Ball, 22 back sides of corresponding female folder and/or 21 back sides of U-shaped male folder are provided with the positioning being engaged with positioning convex or detent ball
Groove.
Preferably, the second crimping 221 is arcs of recesses insulation system or recessed folding surface insulation system.
Preferably, the structure of U-shaped public folder 21 includes public folder inner frame body and the cladding that are made up of metal material
The public folder outer frame body being made up of plastics or elastomeric material around the first crimping 211, the structure of mother's folder 22 is included by metal
22 inner frame bodies of female folder and 22 outer frame bodies are pressed from both sides by the mother that plastics or elastomeric material are made that material is made.
Preferably, the protective cover 228 for protecting 21 check lock levers 212 of U-shaped male folder is additionally provided with female folder 22,
Protective cover 228 is detachably connected with mother's folder 22.
Preferably, protective cover 228 is with female 22 modes being detachably connected of pressing from both sides：Protective cover 228 is pressed from both sides with female
22 by snapping connection, and buckle includes being located at the grab of the inner surface both sides of protective cover 228, and is correspondingly arranged at 22 outer surfaces of female folder
The draw-in groove of both sides, realizes that protective cover 228 is detachably connected with mother's folder 22 by the cooperation of grab and draw-in groove.
Presently preferred embodiments of the present invention is given in accompanying drawing.But, the present invention can be realized in many different forms,
It is not limited to the embodiment described by this specification.On the contrary, the purpose for providing these embodiments is made to disclosure of the invention
The understanding of content is more thorough comprehensive.
Claims (12)
1. a kind of self-locking cable terminal fastener, it is characterised in that described including cable termination fastener and fastening wire clamp
Cable termination fastener includes line ball body, dynamic pressure block, clamping screw, is oppositely arranged at the top and bottom of the line ball body,
The dynamic pressure block is between the top and bottom of line ball body and relative with bottom, and the clamping screw is passed perpendicularly through in dynamic pressure
The screwed hole of block side is simultaneously threadedly coupled therewith, and the two ends of clamping screw are carried out with the top and bottom of line ball body respectively
It is rotatably connected, the dynamic pressure block can be adjusted with respect to the reciprocating motion of line ball body bottom portion, the pressure by rotating clamping screw
Line body is provided with the position-limit mechanism for limiting the dynamic pressure block to prevent it from being rotated relative to line ball body；The fastening wire clamp
Including separate U-shaped male folder and female folder, the U-shaped public clip back face and dynamic pressure block lower surface tight fit, female clip back face
With line ball body bottom portion tight fit, the U-shaped public positive bending place of folder is the first crimping, and the front of mother's folder is provided with corresponding second
Crimping, the first crimping and the second crimping can coordinate clamping cable, and two side levers of U-shaped public folder are check lock lever, the mother
Upper second crimping of folder be respectively provided on two sides with corresponding check lock lever through locking hole, check lock lever is provided with continuously arranged some
The check ring tooth of individual oblique check lock lever root, locking hole side is provided with the latch segment of activity, and one end of latch segment is provided with least one
Individual oblique locking hole exits and the locking teeth that can be engaged with check ring tooth, the other end abuts locking spring, when check lock lever from lock
Tieholen import insert when, locking spring promote latch segment make the locking teeth of latch segment be connected on the check ring tooth of check lock lever so as to
Limitation check lock lever makes it to advance and be unable to reverse movement.
2. self-locking cable terminal fastener according to claim 1, it is characterised in that one end of the latch segment sets
There is the deep-slotted chip breaker being engaged with the check lock lever, the locking teeth is the arc-shaped gear being arranged on deep-slotted chip breaker.
3. self-locking cable terminal fastener according to claim 1, it is characterised in that two lockings of female folder
Two latch segments in hole are oppositely arranged on the two ends of the locking spring.
4. self-locking cable terminal fastener according to claim 3, it is characterised in that the back side of female folder is provided with
Locking slot, locking notch is provided with cover plate, and two latch segments and locking spring are placed in locking slot, latch segment in cover plate and
Lock activity under the guiding of trench bottom.
5. self-locking cable terminal fastener according to claim 4, it is characterised in that two latch segments pass through
Two locking springs are connected, and two latch segments of correspondence respectively set one and are used for connecting the cover plate between two locking springs
With the pin of locking trench bottom, one groove of correspondence pin of each setting on two latch segments.
6. self-locking cable terminal fastener according to claim 1, it is characterised in that the structure of the position-limit mechanism
For：
The line ball body is provided with the guiding straight trough parallel with the clamping screw, and the dynamic pressure block is provided with and is oriented to straight trough
Press close to the guide pad of cooperation, guide pad is close in guiding straight trough and can be as dynamic pressure block pumps；
And/or, the limit shaft parallel with the clamping screw is provided between the bottom and the top, set on the dynamic pressure block
There is the spacing hole passed through for the limit shaft, the dynamic pressure block carries out straight line under the common guiding of the clamping screw and limit shaft
Move back and forth and can not rotate.
7. self-locking cable terminal fastener according to claim 1, it is characterised in that the mode of the tight fit
For：The dynamic pressure block and the relative two sides of the line ball body bottom portion are respectively equipped with the first mounting groove and the second mounting groove, the U
The male clip back face of type and female clip back face are inserted in less first mounting groove of size and the second mounting groove respectively, so that U-shaped
Male clip back face and female clip back face carry out elastic interference tight fit with dynamic pressure block and line ball body respectively.
8. self-locking cable terminal fastener according to claim 7, it is characterised in that first mounting groove and/
Or positioning convex or detent ball, corresponding female clip back face and/or the U-shaped male clip back are provided with second mounting groove
Face is provided with the detent being engaged with positioning convex or detent ball.
9. according to any described self-locking cable terminal fasteners of claim 1-8, it is characterised in that second clamp
Portion is arcs of recesses insulation system or recessed folding surface insulation system.
10. according to any described self-locking cable terminal fasteners of claim 1-8, it is characterised in that the U-shaped public folder
Structure include the public folder inner frame body being made up of metal material and be coated on around first crimping by plastics or rubber
The public folder outer frame body that material is made, the structure of female folder includes the female folder inner frame body being made up of metal material and by plastics or rubber
Female folder outer frame body that glue material is made.
11. according to any described self-locking cable terminal fasteners of claim 1-8, it is characterised in that on female folder
The protective cover for protecting the U-shaped public folder check lock lever is additionally provided with, the protective cover is detachably connected with female folder.
12. self-locking cable terminal fasteners according to claim 11, it is characterised in that the protective cover with it is described
Mother presss from both sides the mode being detachably connected：The protective cover is with female folder by snapping connection, and the buckle is described including being located at
The grab of protection interior surface both sides, and be correspondingly arranged at the draw-in groove of female folder outer surface both sides, by grab and draw-in groove
Cooperation realizes protective cover with being detachably connected that mother is pressed from both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043664.XA CN106786222A (en) | 2017-01-21 | 2017-01-21 | A kind of self-locking cable terminal fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043664.XA CN106786222A (en) | 2017-01-21 | 2017-01-21 | A kind of self-locking cable terminal fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106786222A true CN106786222A (en) | 2017-05-31 |
Family
ID=58943696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710043664.XA Pending CN106786222A (en) | 2017-01-21 | 2017-01-21 | A kind of self-locking cable terminal fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106786222A (en) |
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| CN107681418A (en) * | 2017-11-15 | 2018-02-09 | 广东电网有限责任公司清远供电局 | A kind of Wire termination turns one's head binding tool |
| WO2018133695A1 (en) * | 2017-01-21 | 2018-07-26 | 广州番禺电缆集团有限公司 | Cable end fastening device |
| CN112448338A (en) * | 2020-11-13 | 2021-03-05 | 江西泉新电气有限公司 | Wire clip |
| CN113042159A (en) * | 2019-12-27 | 2021-06-29 | 济南天宇专用设备有限公司 | Large intelligent impact grinding low-temperature cell wall breaking machine and working method thereof |
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| CN202855945U (en) * | 2012-11-02 | 2013-04-03 | 冀北电力有限公司秦皇岛电力公司 | Connecting clamp for connecting ground wire |
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| CN113042159A (en) * | 2019-12-27 | 2021-06-29 | 济南天宇专用设备有限公司 | Large intelligent impact grinding low-temperature cell wall breaking machine and working method thereof |
| CN112448338A (en) * | 2020-11-13 | 2021-03-05 | 江西泉新电气有限公司 | Wire clip |
| CN112448338B (en) * | 2020-11-13 | 2022-03-22 | 江西泉新电气有限公司 | Wire clip |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |