CN107342481A - A kind of novel bridge equipment - Google Patents
A kind of novel bridge equipment Download PDFInfo
- Publication number
- CN107342481A CN107342481A CN201710717336.3A CN201710717336A CN107342481A CN 107342481 A CN107342481 A CN 107342481A CN 201710717336 A CN201710717336 A CN 201710717336A CN 107342481 A CN107342481 A CN 107342481A
- Authority
- CN
- China
- Prior art keywords
- groove
- sliding
- chamber
- electrically connected
- pinboard
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
- H01R13/447—Shutter or cover plate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/005—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure requiring successive relative motions to complete the coupling, e.g. bayonet type
Abstract
The invention discloses a kind of novel bridge equipment,Including be electrically connected seat and the head that is electrically connected that is connected with electrified maintained equipment being fixedly mounted in bridge wall body,A right side that is electrically connected is provided with switching groove,Ring body groove is provided with switching groove,Switching groove left side center is provided with left and right elongation and communicates the sliding chamber of switching groove,Slipped in sliding chamber and sliding plate is installed,Pinboard is operably installed in switching groove,The flanged ring being fixedly connected with pinboard is installed in ring body groove,Equity is provided with blocked hole to flanged ring up and down,Front and rear equity, which is provided with, in ring body groove right-hand member wall communicates outside and what is be engaged with blocked hole connect hole,Pinboard center is provided with connects groove with slip that chamber communicates,Also equity is provided with the first slotting chamber up and down in pinboard,Front and rear equity is provided with the second slotting chamber inserted chamber with first and be engaged in switching groove left end wall,The pin that conducts electricity is installed in end wall above and below second slotting chamber.
Description
Technical field
The present invention relates to bridge field, specifically a kind of novel bridge equipment.
Background technology
In the infrastructure of bridge, the more seat that is electrically connected can be all preset, these seats that are electrically connected are mainly electrified for the later stage
Maintained equipment grafting power supply uses, but these are electrically connected, seat sets limited height, and the conducting strip in it is set outside relatively,
This conducting strip is easy to be touched by sheet metal or metal rod, therefore, when lack the people of awareness of safety by sheet metal or
Metal rod is inserted into when being electrically connected in seat, the accident easily got an electric shock, causes casualties, larger potential safety hazard be present.
The content of the invention
For the deficiency of above-mentioned technology, the present invention proposes a kind of novel bridge equipment.
The present invention a kind of novel bridge equipment, including be fixedly mounted in bridge wall body be electrically connected seat and with it is electric
Change the head that is electrically connected of maintained equipment connection, a right side that is electrically connected is provided with switching groove, ring body groove is provided with the switching groove,
Switching groove left side center is provided with left and right elongation and communicates the sliding chamber of the switching groove, is slipped in the sliding chamber
Sliding plate is installed, pinboard is operably installed in the switching groove, is provided with the ring body groove and the pinboard
The flanged ring being fixedly connected, equity is provided with blocked hole to the flanged ring up and down, and front and rear equity is set in the ring body groove right-hand member wall
It is equipped with the outside of communicating and what is be engaged with the blocked hole connects hole, the pinboard center is provided with and the sliding chamber phase
Logical connects groove, and equity up and down is gone back in the pinboard and is provided with the first slotting chamber, front and rear equity is set in the switching groove left end wall
The the second slotting chamber inserted chamber with described first and be engaged is equipped with, the pin that conducts electricity is installed in the described second slotting upper and lower end wall of chamber；The electricity
Even head left side center is installed with is provided with the push arm for connecting groove and being engaged, the equity up and down that is electrically connected in head
And oral area is described on the inside of the described first sliding groove towards the first sliding groove and the second sliding groove on a left side, the described second sliding groove
First sliding groove slips in the described first sliding groove and is provided with and the card with being provided with link slot before the described second sliding groove
The card pin of hole cooperation is connect, slips to be provided with the described second sliding groove and is inserted with what the described first slotting chamber and the second slotting chamber were engaged
Post, slip in the link slot and connecting plate is installed, the connecting plate is fixedly connected with the card pin and inserting column, and described first is sliding
The 3rd sliding groove for communicating outside is additionally provided with the outside of groove in end wall, slips and is provided with and the card pin in the described 3rd sliding groove
What is be fixedly connected connects block, and an its right end face that is electrically connected is fixed with draw ring, and the draw ring is provided with flexible boot, described to be electrically connected
Lamp is additionally provided with head and shows device, the lamp shows device and jumps lamp and the saturating plate of light including dodging.
Further technical scheme, be additionally provided with the described 3rd sliding groove right-hand member wall and connect groove, it is described connect it is sliding in groove
Connect and be provided with and the spacer bar for connecting block and being fixedly connected.
Further technical scheme, torsion spring, described torsion spring one end and the ring body groove are installed in the ring body groove
Inwall is fixedly connected, and the other end is fixedly connected with the flanged ring.
Further technical scheme, the sliding chamber left end wall are installed with the elasticity being fixedly connected with the sliding plate
Part.
Further technical scheme, push arm and the inserting column left end are provided with inclined socket surface.
Further technical scheme, the card pin, connect block and connecting plate is made by insulating materials.
Further technical scheme, the length of the push arm are equal with the depth for connecting groove.
Further technical scheme, the length of the inserting column and states the difference of length of the second sliding groove and is equal to the push arm
Length.
Further technical scheme, an anterior end surface that is electrically connected is interior to be provided with installation cavity, and the sudden strain of a muscle jump lamp is arranged at described
In installation cavity, the saturating plate of light is fixedly installed on the installation cavity lateral wall, and the jump lamp that dodges electrically connects with the inserting column.
The beneficial effects of the invention are as follows：
It is described to connect groove and institute in the presence of the torsion spring due to being electrically connected seat in original state in apparatus of the present invention
State the alignment of sliding chamber, and in the presence of the elastic component, the sliding plate extend into by top pressure to the right it is described connect in groove,
The sliding plate extend into the rotation for connecting and the pinboard being limited when in groove, due on the pinboard first insert chamber with
Described second, which inserts chamber, staggers, so as to which the pinboard described second will insert chamber and extraneous cut-off, and it is described conduct electricity pin not with the external world
Communicate, therefore, the people for lacking awareness of safety is inserted into the described first slotting chamber using metal rod or sheet metal and can not contacted
To the pin that conducts electricity, so the generation of electric shock accidents will not be caused.
Insert chamber in use, the inserting column and the push arm are inserted respectively into described first and connect in groove, inserted when described
When post left side offsets with the switching groove left end wall, the head that is electrically connected is rotated 90 °, then using the block that connects by described in
Card pin promotes to the left, the card pin can be inserted into when sliding to the left it is described connect in hole and blocked hole, so as to limit the switching
Plate rotate, and the card pin can also drive the inserting column be inserted into described second insert chamber in and with the pin contacts that conduct electricity, it is described
Pin conduct electricity by power transmission to the inserting column, so as to realize the power supply to electrified maintained equipment；
After the completion of power supply, directly the head that is electrically connected is extracted to the right, after the head that is electrically connected is extracted to the right, the seat that is electrically connected exists
Original state is returned in the presence of the torsion spring and elastic component, use is very convenient, and its is simple in construction, safe
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of inventive embodiments or technical scheme of the prior art
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only one invented
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of structural representation of novel bridge equipment of the present invention；
Fig. 2 is the structural representation of seat of being electrically connected in Fig. 1；
Fig. 3 is the structural representation of head of being electrically connected in Fig. 1；
Fig. 4 is that push arm is inserted into the structural representation connected when in groove in Fig. 1；
Fig. 5 is structural representation of seat when rotating counterclockwise 90 degree with respect to pinboard that be electrically connected in Fig. 2；
Fig. 6 is structural representation of seat when rotating counterclockwise 90 degree with respect to pinboard that be electrically connected in Fig. 4；
Fig. 7 is structural representation when inserting column is inserted into the second slotting chamber and coordinated with the pin that conducts electricity in Fig. 6；
Fig. 8 is Fig. 3 right view；
Fig. 9 is Fig. 3 front view.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive spy
Beyond sign and/or step, it can combine in any way.
This specification（Including any accessory claim, summary and accompanying drawing）Disclosed in any feature, except non-specifically chatting
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
As shown in Figures 1 to 9, a kind of novel bridge equipment of apparatus of the present invention, including be fixedly mounted in bridge wall body
The seat 11 and what is be connected with electrified maintained equipment be electrically connected first 21 of being electrically connected, the right side of seat 11 that is electrically connected is provided with switching groove,
Ring body groove 12 is provided with the switching groove, switching groove left side center is provided with left and right elongation and communicates the switching
The sliding chamber 20 of groove, slip in the sliding chamber 20 and sliding plate 18 is installed, switching is operably installed in the switching groove
Plate 16, the flanged ring 14 being fixedly connected with the pinboard 16 is installed in the ring body groove 12, the flanged ring is right about 14
Etc. being provided with blocked hole 15, in the right-hand member wall of ring body groove 12 front and rear equity be provided with communicate outside and with the phase of blocked hole 15
What is coordinated connects hole 30, and the center of pinboard 16 is provided with connects groove 33, the switching with what the sliding chamber 20 communicated
In plate 16 also up and down equity be provided with first insert chamber 17, it is described switching groove left end wall in front and rear equity be provided with described first insert
The second slotting chamber 31 that chamber 17 is engaged, described second, which inserts chamber, is provided with the pin 32 that conducts electricity in end wall about 31；First 21 left side that is electrically connected
End face center is installed with to be provided with the push arm 29 for connecting groove 33 and being engaged, the equity up and down that is electrically connected in first 21
And oral area slips groove 36 towards the first sliding groove 35 and second on a left side, the described second sliding groove 36 is in the described first sliding groove 35
Side, described first slips groove 35 with being provided with link slot 23 before the described second sliding groove 36, is slided in the described first sliding groove 35
The card pin 27 for being provided with and coordinating with the blocked hole 15 is connect, slips to be provided with the described second sliding groove 36 and inserts chamber with described first
17 and second the inserting column 28 that is engaged of chamber 31 is inserted, slipped in the link slot 23 and connecting plate 22, the connecting plate 22 are installed
The card pin 27 and inserting column 28 are fixedly connected with, the 3rd cunning for communicating outside is additionally provided with the described first sliding outside end wall of groove 35
Access slot 26, slip in the described 3rd sliding groove 26 be provided be fixedly connected with the card pin 27 connect block 25, the head that is electrically connected
21 its right end faces are fixed with draw ring 200, and the draw ring 200 is provided with flexible boot 201, and the draw ring 200 is used for described in convenience
Be electrically connected first 21 plug operation, described be electrically connected in first 21 be additionally provided with lamp and show device, the lamp show device include dodging jump lamp 41 and
The saturating plate 42 of light.
Valuably or exemplarily, wherein, it is additionally provided with the described 3rd sliding right-hand member wall of groove 26 and connects groove 34, it is described to lead
Slipping to be provided with access slot 34 can prevent from leading described with the spacer bar 24 for connecting block 25 and being fixedly connected, the spacer bar 24
The right-hand member of inserting column 28 when block 25 promotes to the left is connect to communicate with the external world.
Valuably or exemplarily, wherein, be provided with the ring body groove 12 reverse spring 13, it is described torsion the one end of spring 13 with
The inwall of ring body groove 12 is fixedly connected, and the other end is fixedly connected with the flanged ring 14, and the torsion spring 13 is described to make
Groove 33 is connected to be aligned with the sliding chamber 20.
Valuably or exemplarily, wherein, the sliding left end wall of chamber 20 is installed with to be fixed with the sliding plate 18
The elastic component 19 of connection, the elastic component 19 to by the sliding plate 18 to the right top pressure and extend into it is described connect in groove 33,
So as to prevent the pinboard 16 from rotating.
Valuably or exemplarily, wherein, push arm 29 and inserting column 28 left end is provided with inclined socket surface 289, so as to side
Toilet states push arm 29 and inserting column 28 is inserted respectively into the groove 33 and first that connects and inserted in chamber 17.
Valuably or exemplarily, wherein, the card pin 27, block 25 and connecting plate 22 are connected by insulating materials system
Into.
Valuably or exemplarily, wherein, the length of the push arm 29 is equal with the depth for connecting groove 33, so as to institute
State and connect groove 33 described in the sliding plate 18 can be ejected when push arm 29 is completely inserted into described connect in groove 33.
Valuably or exemplarily, wherein, the length of the inserting column 28 and state the difference of length of the second sliding groove 36 and be equal to
The length of the push arm 29, when being offseted so as to the right side of inserting column 28 with the described second sliding right side of groove 36, the inserting column
28 left sides flush with the left side of push arm 29.
Valuably or exemplarily, wherein, installation cavity is provided with first 21 anterior end surface that is electrically connected, the jump lamp 41 that dodges is set
It is placed in the installation cavity, the saturating plate 42 of light is fixedly installed on the installation cavity lateral wall, and the saturating plate 42 of light is preventing
Described dodge jumps that lamp 41 is exposed and cause to damage, and the service life of lamp 41 is jumped so as to increase described dodge, it is described dodge jump lamp 41 with it is described
Inserting column 28 electrically connects, and so as to realize, the jump lamp 41 that dodges lights after the energization of conducting rod 21, extinguishes after power-off, and then can be right
First 21 electriferous state of being electrically connected is had gained some understanding, and plays reminding effect.
First 21 are electrically connected in original state in apparatus of the present invention, and the card pin 27 is contracted in the described first sliding groove completely
In 35, the right side of inserting column 28 offsets with the described second sliding right side of groove 36, and the left side of the inserting column 28 pushes away with described
The left side of arm 29 flushes；
Be electrically connected seat 11 in original state in apparatus of the present invention, it is described torsion spring 13 in the presence of, it is described connect groove 33 with
The sliding chamber 20 is aligned, and in the presence of the elastic component 19, the sliding plate 18 is extend into described by top pressure to the right
Connect in groove 33, first on the pinboard 16 inserts chamber 17 and staggered with the described second slotting chamber 31, so as to which the pinboard 16 will
Described second inserts chamber 31 separates with extraneous, and the pin 32 that conducts electricity does not communicate with the external world.
When needing to make electrified maintained equipment energization, the inserting column 28 and the push arm 29 are inserted respectively into described first
Insert and chamber 17 and connect in groove 33, when the left side of inserting column 28 offsets with the switching groove left end wall, the push arm 28 is by institute
State sliding plate 18 be pushed to the left in the sliding chamber 19 and leave it is described connect groove 33, now described be electrically connected first 21 is rotated
90 °, it is described be electrically connected it is first 21 rotate 90 ° when, the card pin 27 is aligned with the hole 30 that connects, the blocked hole 15 with it is described
Connect hole 30 to be aligned, then promoted the card pin 27 to the left using the block 25 that connects, meeting when the card pin 27 slides to the left
Be inserted into it is described connect in hole 30 and blocked hole 15, and the card pin 27 can also drive the inserting column 28 to be inserted into described second to insert
Contacted in chamber 31 and with the pin 32 that conducts electricity, the pin 32 that conducts electricity by power transmission to the inserting column 28, so as to realize to electric
Change the power supply of maintained equipment；
It is described to be electrically connected after first 21 extractions to the right directly by first 21 extractions to the right that are electrically connected after the completion of power supply, it is described to be electrically connected
Seat 11 returns to original state in the presence of the torsion spring 13 and elastic component 19.
The beneficial effects of the invention are as follows：Due to being electrically connected seat in original state in apparatus of the present invention, in the torsion spring
In the presence of, the groove that connects is aligned with the sliding chamber, and in the presence of the elastic component, the sliding plate is pushed up to the right
Press and extend into it is described connect in groove, the sliding plate extend into the rotation for connecting and the pinboard being limited when in groove, due to
On the pinboard first insert chamber with described second insert chamber staggers, so as to the pinboard will described second insert chamber and the external world every
It is disconnected, and the pin that conducts electricity does not communicate with the external world, therefore, the people for lacking awareness of safety is inserted into using metal rod or sheet metal
The pin that conducts electricity can not be touched in described first slotting chamber, so the generation of electric shock accidents will not be caused.
Insert chamber in use, the inserting column and the push arm are inserted respectively into described first and connect in groove, inserted when described
When post left side offsets with the switching groove left end wall, the head that is electrically connected is rotated 90 °, then using the block that connects by described in
Card pin promotes to the left, the card pin can be inserted into when sliding to the left it is described connect in hole and blocked hole, so as to limit the switching
Plate rotate, and the card pin can also drive the inserting column be inserted into described second insert chamber in and with the pin contacts that conduct electricity, it is described
Pin conduct electricity by power transmission to the inserting column, so as to realize the power supply to electrified maintained equipment；
After the completion of power supply, directly the head that is electrically connected is extracted to the right, after the head that is electrically connected is extracted to the right, the seat that is electrically connected exists
Original state is returned in the presence of the torsion spring and elastic component, use is very convenient, and its is simple in construction, safe.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, that described in above-described embodiment and specification is the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these change and
Improvement is both fallen within claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (9)
1. a kind of novel bridge equipment, including it is fixedly mounted on being electrically connected in bridge wall body and seat and connects with electrified maintained equipment
The head that is electrically connected connect, it is characterised in that：A right side that is electrically connected is provided with switching groove, and ring body groove is provided with the switching groove,
Switching groove left side center is provided with left and right elongation and communicates the sliding chamber of the switching groove, is slipped in the sliding chamber
Sliding plate is installed, pinboard is operably installed in the switching groove, is provided with the ring body groove and the pinboard
The flanged ring being fixedly connected, equity is provided with blocked hole to the flanged ring up and down, and front and rear equity is set in the ring body groove right-hand member wall
It is equipped with the outside of communicating and what is be engaged with the blocked hole connects hole, the pinboard center is provided with and the sliding chamber phase
Logical connects groove, and equity up and down is gone back in the pinboard and is provided with the first slotting chamber, front and rear equity is set in the switching groove left end wall
The the second slotting chamber inserted chamber with described first and be engaged is equipped with, the pin that conducts electricity is installed in the described second slotting upper and lower end wall of chamber；The electricity
Even head left side center is installed with is provided with the push arm for connecting groove and being engaged, the equity up and down that is electrically connected in head
And oral area is described on the inside of the described first sliding groove towards the first sliding groove and the second sliding groove on a left side, the described second sliding groove
First sliding groove slips in the described first sliding groove and is provided with and the card with being provided with link slot before the described second sliding groove
The card pin of hole cooperation is connect, slips to be provided with the described second sliding groove and is inserted with what the described first slotting chamber and the second slotting chamber were engaged
Post, slip in the link slot and connecting plate is installed, the connecting plate is fixedly connected with the card pin and inserting column, and described first is sliding
The 3rd sliding groove for communicating outside is additionally provided with the outside of groove in end wall, slips and is provided with and the card pin in the described 3rd sliding groove
What is be fixedly connected connects block, and an its right end face that is electrically connected is fixed with draw ring, and the draw ring is provided with flexible boot, described to be electrically connected
Lamp is additionally provided with head and shows device, the lamp shows device and jumps lamp and the saturating plate of light including dodging.
A kind of 2. novel bridge equipment according to claim 1, it is characterised in that：In described 3rd sliding groove right-hand member wall also
It is provided with and connects groove, it is described to connect sliding in groove be provided with and the spacer bar for connecting block and being fixedly connected.
A kind of 3. novel bridge equipment according to claim 1, it is characterised in that：Torsion is installed in the ring body groove
Spring, described torsion spring one end are fixedly connected with the ring body groove inwall, and the other end is fixedly connected with the flanged ring.
A kind of 4. novel bridge equipment according to claim 1, it is characterised in that：The sliding chamber left end wall is fixedly mounted
There is the elastic component being fixedly connected with the sliding plate.
A kind of 5. novel bridge equipment according to claim 1, it is characterised in that：Push arm and the inserting column left end is respectively provided with
There is inclined socket surface.
A kind of 6. novel bridge equipment according to claim 1, it is characterised in that：The card pin, it is described connect block and
The connecting plate is made by insulating materials.
A kind of 7. novel bridge equipment according to claim 1, it is characterised in that：The length of the push arm connects with described
The depth of groove is equal.
A kind of 8. novel bridge equipment according to claim 1, it is characterised in that：The length of the inserting column is with stating the second cunning
The difference of the length of access slot is equal to the length of the push arm.
A kind of 9. novel bridge equipment according to claim 1, it is characterised in that：It is provided with an anterior end surface that is electrically connected
Installation cavity, the jump lamp that dodges are arranged in the installation cavity, and the saturating plate of light is fixedly installed on the installation cavity lateral wall, described
Jump lamp is dodged to electrically connect with the inserting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710717336.3A CN107342481A (en) | 2017-08-21 | 2017-08-21 | A kind of novel bridge equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710717336.3A CN107342481A (en) | 2017-08-21 | 2017-08-21 | A kind of novel bridge equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107342481A true CN107342481A (en) | 2017-11-10 |
Family
ID=60215077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710717336.3A Withdrawn CN107342481A (en) | 2017-08-21 | 2017-08-21 | A kind of novel bridge equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107342481A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107895859A (en) * | 2017-12-20 | 2018-04-10 | 苏州玛斯堡威电子科技有限公司 | A kind of new types of data equipment |
-
2017
- 2017-08-21 CN CN201710717336.3A patent/CN107342481A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107895859A (en) * | 2017-12-20 | 2018-04-10 | 苏州玛斯堡威电子科技有限公司 | A kind of new types of data equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107221801A (en) | A kind of novel bridge facility | |
| CN107342486A (en) | A kind of novel bridge facility | |
| CN107482356A (en) | A kind of bridge facility | |
| CN107342481A (en) | A kind of novel bridge equipment | |
| CN107482388A (en) | A kind of novel bridge facility | |
| CN107069333A (en) | A kind of novel bridge equipment | |
| CN107482373A (en) | A kind of switch grafting base device of power supply | |
| CN107346845A (en) | A kind of bridge equipment | |
| CN107221800A (en) | A kind of novel deduster device | |
| CN107634365A (en) | A kind of bridge facility | |
| CN107275852A (en) | A kind of novel bridge equipment | |
| CN108232797A (en) | A kind of improved bridge equipment | |
| CN103397855B (en) | A kind of drilling well removes the ball-type contact of tubular column slip | |
| CN108242661A (en) | A kind of modified power supply facilities | |
| CN107196140A (en) | A kind of bridge equipment | |
| CN107591639A (en) | A kind of new big data equipment | |
| CN107196147A (en) | A kind of bridge facility | |
| CN107425325A (en) | A kind of bridge facility | |
| CN107508074A (en) | A kind of novel deduster device | |
| CN107369943A (en) | A kind of bridge equipment | |
| CN108258528A (en) | A kind of improved bridge equipment | |
| CN107482355A (en) | A kind of big data equipment | |
| CN107453130A (en) | A kind of novel bridge facility | |
| CN107369945A (en) | A kind of bridge facility | |
| CN107196148A (en) | A kind of novel bridge facility |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171110 |
|
| WW01 | Invention patent application withdrawn after publication |