CN107500045A - A kind of cable pulling stage casing attachment means - Google Patents
A kind of cable pulling stage casing attachment means Download PDFInfo
- Publication number
- CN107500045A CN107500045A CN201710750424.3A CN201710750424A CN107500045A CN 107500045 A CN107500045 A CN 107500045A CN 201710750424 A CN201710750424 A CN 201710750424A CN 107500045 A CN107500045 A CN 107500045A
- Authority
- CN
- China
- Prior art keywords
- gas inflated
- housing
- main hollow
- hollow housing
- gas
- 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- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
- B65H63/04—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to excessive tension or irregular operation of apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2553/00—Sensing or detecting means
- B65H2553/10—Sensing or detecting means using fluids, e.g. pneumatics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a kind of cable pulling stage casing attachment means, including main hollow housing, one first retainer ring is fixed in one end of the main hollow housing by a connecting plate, main hollow structure is provided centrally with inside the main hollow housing, the main hollow housing is being provided with the telescopic pipes with its integral structure positioned at one end of the main hollow structure, and the inside of the main hollow housing is being provided with the main exhaust hole and the primary inlet port that connect main hollow structure positioned at the side of the telescopic pipes.The attachment structure that the present invention is used between the fixing end and cable fixing end of connection tractor, and the part uses air as medium, when the dynamics when dynamics caused by traction is more than distortion of the cable, alarm function can be played, so as to remind staff, the high efficiency of distortion of the cable enhancing cable after mounting is prevented, there is stronger practicality.
Description
Technical field
The present invention relates to cable construction technical field, specially a kind of cable pulling stage casing attachment means.
Background technology
At present, cable construction place, when coiled cable is carried out into traction be in line, moving apparatus can be all used, and
In general draw-gear is the apparatus that can be moved, and one end of cable is fixed to the fixed position of apparatus at one end, drawn
In the presence of device, rotation is in line, but increasingly growing due to traction, and cable will be caused larger in traction position stress,
Under larger dynamics, the tension force inside cable can be undoubtedly caused to become big so that cable attenuates, and can undoubtedly cause the performance of cable
Reduce, there is the defects of certain.
The content of the invention
It is an object of the invention to provide a kind of cable pulling stage casing attachment means, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides following technical scheme：
A kind of cable pulling stage casing attachment means, including main hollow housing, one end of the main hollow housing pass through one
Connecting plate fixes one first retainer ring, and main hollow structure, the main hollow shell are provided centrally with inside the main hollow housing
Body is being provided with the telescopic pipes with its integral structure positioned at one end of the main hollow structure, the main hollow housing it is interior
Portion connects main exhaust hole and the primary inlet port of main hollow structure being provided with positioned at the side of the telescopic pipes, and the master is hollow
The side of housing is being respectively arranged with the pressure control with its integral structure positioned at the side in the main exhaust hole and primary inlet port
A piston plate, the side socket one of the piston plate are installed in mechanism processed and gas inflation mechanism, the inside of the main hollow structure
Sealing ring, the piston plate fix a push rod, the telescopic pipes and main hollow shell in the end face positioned at the telescopic pipes
Body is provided centrally with push rod putting hole, and the push rod through the push rod putting hole and is fixing one positioned at one end of outside
Integral type rectangular slab, the end face of the integral type rectangular slab is provided with the second retainer ring with its integral structure, described to stretch
The inside of pipe is installed by one rubber ring.
Used preferably, the pressure controlling organization includes secondary hollow housing, secondary hollow structure, barrier valve groove, pressure
Air admission hole, pressure discharge duct, pressure steam vent, the first permanent magnet, barrier valve, the second permanent magnet, threaded rod putting hole,
Nut structure and threaded rod.
Preferably, be provided centrally with secondary hollow structure inside the secondary hollow housing, the secondary hollow housing it is interior
Portion is being provided with barrier valve groove positioned at one end of the secondary hollow structure, and the inside of the secondary hollow housing is positioned at the resistance
One end of valve groove is provided with pressure air admission hole, and the pressure air admission hole connects with main exhaust hole, the pair is hollow
The side of housing is provided with the pressure discharge duct with its integral structure, and the pressure discharge duct is internally provided with
Connecting the pressure steam vent of secondary hollow structure side, one first permanent magnet is installed in the inside of the secondary hollow structure, and described the
One permanent magnet fixes a barrier valve in the end face positioned at the barrier valve groove, and the inside of the secondary hollow structure is positioned at institute
State the first permanent magnet other end and one second permanent magnet is installed, the end face of second permanent magnet fixes one centrally through bearing
Threaded rod, one end of the main hollow housing are provided with the nut structure with its integral structure, and the one of the main hollow housing
End and the inside of the nut structure are provided with threaded rod putting hole, and external screw thread knot is provided with the body of rod of the threaded rod
Structure, the nut structure pass through spiral shell in the female thread structure that is internally provided with positioned at the threaded rod putting hole, the threaded rod
Line structure runs through the threaded rod putting hole.
Preferably, first permanent magnet and the second permanent magnet are identical in the magnetic of opposite end.
Preferably, the physical dimension of the barrier valve groove is identical with the physical dimension of the barrier valve.
Preferably, the gas inflated mechanism includes gas inflated housing, gas inflated admission line, threaded connection
Structure, gas inflated air admission hole, valve inside, gas inflated hollow structure, built-in mosaic texture, sheet steel plate, sector are recessed
Slot structure and gas inflated steam vent.
Preferably, one end of the gas inflated housing is provided with the gas inflated air inlet pipe with its integral structure
Road, the gas inflated housing are internally provided with gas inflated hollow structure, in the gas inflated admission line
Portion is provided with the gas inflated air admission hole of connection gas inflated hollow structure, the inside peace of the gas inflated air admission hole
Fill a valve inside, the gas inflated is provided with screw connection structure with one end of air admission hole, the gas inflated housing it is another
One end is internally provided with gas inflated steam vent, and the gas inflated connects the hollow knot of gas inflated with steam vent
Structure, the gas inflated connect primary inlet port with steam vent, the gas inflated housing positioned at the gas inflated with hollow
A sheet steel plate is installed in the inside of structure, and one end of the sheet steel plate is embedded in the inside of mosaic texture built in one, described
The inside of gas inflated housing is provided with the scalloped recess for the activity of sheet steel plate in the other end positioned at the sheet steel plate
Structure.
Preferably, the activity direction that is formed of the scalloped recess structure is towards the gas inflated steam vent.
Compared with prior art, the beneficial effects of the invention are as follows：
The attachment structure that the present invention is used between the fixing end and cable fixing end of connection tractor, and the part utilizes sky
Gas when the dynamics when dynamics caused by drawing is more than distortion of the cable, can play alarm function as medium, so that
Staff is reminded, the high efficiency of distortion of the cable enhancing cable after mounting is prevented, there is stronger practicality.
Brief description of the drawings
Fig. 1 is a kind of complete section structural representation of cable pulling stage casing of the invention attachment means；
Fig. 2 is the structural representation of gas inflated mechanism in a kind of attachment means of cable pulling stage casing of the invention；
Fig. 3 is the structural representation of pressure controlling organization in a kind of attachment means of cable pulling stage casing of the invention.
In figure：1, main hollow housing, 2, connecting plate, 3, the first retainer ring, 4, main hollow structure, 5, piston plate, 6, stretch
Pipeline, 7, rubber ring, 8, push rod putting hole, 9, push rod, 10, integral type rectangular slab, 11, the second retainer ring, 12, main exhaust hole,
13, primary inlet port, 14, pressure controlling organization, 141, secondary hollow housing, 142, secondary hollow structure, 143, barrier valve groove, 144,
Pressure air admission hole, 145, pressure discharge duct, 146, pressure steam vent, 147, the first permanent magnet, 148, barrier valve,
149, the second permanent magnet, 1410, threaded rod putting hole, 1411, nut structure, 1412, threaded rod, 15, gas inflated mechanism,
151, gas inflated housing, 152, gas inflated admission line, 153, screw connection structure, 154, gas inflated air inlet
Hole, 155, valve inside, 156, gas inflated hollow structure, 157, built-in mosaic texture, 158, sheet steel plate, 159 are fan-shaped recessed
Slot structure, 1510, gas inflated steam vent, 16, sealing ring.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
A kind of referring to Fig. 1, embodiment provided by the invention：A kind of cable pulling stage casing attachment means, including in master
One first retainer ring 3 is fixed in empty capsid 1, one end of the main hollow housing 1 by a connecting plate 2, in the main hollow housing 1
Portion is provided centrally with main hollow structure 4, the main hollow housing 1 positioned at one end of the main hollow structure 4 be provided with
The telescopic pipes 6 of its integral structure, the inside of the main hollow housing 1 are provided with positioned at the side of the telescopic pipes 6
Main exhaust hole 12 and the primary inlet port 13 of main hollow structure 4 are connected, the side of the main hollow housing 1 is positioned at the main exhaust
Hole 12 and the side of primary inlet port 13 are respectively arranged with pressure controlling organization 14 and gas inflation mechanism with its integral structure
15, a piston plate 5 is installed in the inside of the main hollow structure 4, and the side of the piston plate 5 is socketed a sealing ring 16, the work
Seben 5 fixes a push rod 9, the center of the telescopic pipes 6 and main hollow housing 1 in the end face positioned at the telescopic pipes 6
Push rod putting hole 8 is provided with, the push rod 9 through the push rod putting hole 8 and is fixing an integral type positioned at one end of outside
Rectangular slab 10, the end face of the integral type rectangular slab 10 is provided with the second retainer ring 11 with its integral structure, described to stretch
A rubber ring 7 is installed in the inside of pipe 6, in use, the effect of activity connection can be provided, its principle is：First is fixed
Ring 3 is fixed on the fixed part of draw-gear, the second retainer ring 11 then is fixed on into the fixed part for fastening cable assembly, so
Preset air is poured to gas inflated mechanism 15 using air compressor afterwards, the preset air can enter main hollow structure 4
It is internal, there is provided air compression when being compressed, to form the preset air pressure for work.
Referring to Fig. 2, the pressure controlling organization 14 is recessed including secondary hollow housing 141, secondary hollow structure 142, barrier valve
Groove 143, pressure air admission hole 144, pressure discharge duct 145, pressure steam vent 146, the first permanent magnet 147, barrier valve
148th, the second permanent magnet 149, threaded rod putting hole 1410, nut structure 1411 and threaded rod 1412；The secondary hollow housing 141
Internal is provided centrally with secondary hollow structure 142, and the inside of the secondary hollow housing 141 is positioned at the secondary hollow structure 142
One end be provided with barrier valve groove 143, the inside of the secondary hollow housing 141 is positioned at the one of the barrier valve groove 143
End is provided with pressure air admission hole 144, and the pressure air admission hole 144 connects with main exhaust hole 12, the secondary hollow housing
141 side is provided with and the pressure of its integral structure discharge duct 145, the inside of pressure discharge duct 145
It is provided with the pressure steam vent 146 for connecting the secondary side of hollow structure 142, the inside installation 1 of the secondary hollow structure 142 the
One permanent magnet 147, first permanent magnet 147 fix a barrier valve 148 in the end face positioned at the barrier valve groove 143,
One second permanent magnet 149, institute are being installed positioned at the other end of the first permanent magnet 147 in the inside of the secondary hollow structure 142
The end face for stating the second permanent magnet 149 fixes a threaded rod 1412 centrally through bearing, and one end of the main hollow housing 1 is set
Have and the nut structure of its integral structure 1411, one end of the main hollow housing 1 and the inside of the nut structure 1411
Threaded rod putting hole 1410 is provided with, external thread structure, the nut structure are provided with the body of rod of the threaded rod 1412
1411 pass through screw thread knot in the female thread structure that is internally provided with positioned at the threaded rod putting hole 1410, the threaded rod 1412
Structure runs through the threaded rod putting hole 1410；Magnetic phase of the permanent magnet 149 of first permanent magnet 147 and second in opposite end
Together；The physical dimension of the barrier valve groove 143 is identical with the physical dimension of the barrier valve 148, before work, can rotate spiral shell
Rasp bar 1412, so as to change the magnetic intensity between the first permanent magnet 147 and the second permanent magnet 149, formed and contradict atmospheric pressure
Dynamics, when atmospheric pressure is more than the repulsion between the first permanent magnet 147 and the second permanent magnet 149, air is discharged, now,
Barrier valve 148 is removed from barrier valve groove 143, and air is discharged by pressure steam vent 146, and now, the gas of discharge can
Play warning function.
Referring to Fig. 3, the gas inflated mechanism 15 includes gas inflated housing 151, gas inflated admission line
152nd, screw connection structure 153, gas inflated air admission hole 154, valve inside 155, gas inflated hollow structure 156, built-in
Mosaic texture 157, sheet steel plate 158, scalloped recess structure 159 and gas inflated steam vent 1510；The gas inflated shell
One end of body 151 be provided with the gas inflated of its integral structure admission line 152, the gas inflated housing 151
Gas inflated hollow structure 156 is internally provided with, the gas inflated admission line 152 is internally provided with connection gas
The gas inflated air admission hole 154 of inflation hollow structure 156, the gas inflated install a gas with the inside of air admission hole 154
Door core 155, the gas inflated are provided with screw connection structure 153, the gas inflated housing with one end of air admission hole 154
151 other end is internally provided with gas inflated steam vent 1510, and the gas inflated connects gas with steam vent 1510
Body inflation hollow structure 156, the gas inflated connect primary inlet port 13, the gas inflated housing with steam vent 1510
151 are installing a sheet steel plate 158 positioned at the gas inflated with the inside of hollow structure 156, and the sheet steel plate 158
One end is embedded in the inside of mosaic texture 157 built in one, and the inside of the gas inflated housing 151 is positioned at the sheet steel plate
158 other end is provided with the scalloped recess structure 159 for the activity of sheet steel plate 158；Described 159 shapes of scalloped recess structure
Into activity direction towards gas inflated steam vent 1510, for storing the effect of preset air, while play inflation
Effect, because there is sheet steel plate 158 inside, one-way flow air can be played a part of, simultaneously because its intensity, and can drop
Injury of the low latitude atmospheric pressure to valve inside 155.
Specifically used mode：In present invention work, in use, the first retainer ring 3 is fixed on to the fixed part of draw-gear,
Then the second retainer ring 11 is fixed on the fixed part for fastening cable assembly, then using air compressor to gas inflated
Mechanism 15 pours preset air, and the air pressure value of the preset air should be less than the first permanent magnet 147 and the second permanent magnet
Repulsion between 149, then can be to be drawn, in traction, when atmospheric pressure is more than the first permanent magnet 147 and second forever
During repulsion between magnet 149, air is discharged, and now, barrier valve 148 removes from barrier valve groove 143, and air passes through pressure
Discharged with steam vent 146, now, the gas of discharge can play warning function, stop traction.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (8)
1. a kind of cable pulling stage casing attachment means, including main hollow housing (1), it is characterised in that：The main hollow housing
(1) one first retainer ring (3) is fixed in one end by a connecting plate (2), and the main hollow housing (1) is internal to be provided centrally with
Main hollow structure (4), the main hollow housing (1) are provided with and its integral type positioned at one end of the main hollow structure (4)
The telescopic pipes (6) of structure, the inside of the main hollow housing (1) are being provided with company positioned at the side of the telescopic pipes (6)
Lead to main exhaust hole (12) and the primary inlet port (13) of main hollow structure (4), the side of the main hollow housing (1) is positioned at described
Main exhaust hole (12) and the side of primary inlet port (13) be respectively arranged with the pressure controlling organization of its integral structure (14) and
A piston plate (5), the side set of the piston plate (5) are installed in gas inflated mechanism (15), the inside of the main hollow structure (4)
A sealing ring (16) is connect, the piston plate (5) fixes a push rod (9) in the end face positioned at the telescopic pipes (6), described to stretch
Pipe (6) and main hollow housing (1) are provided centrally with push rod putting hole (8), and the push rod (9) is placed through the push rod
Hole (8) and positioned at outside one end fixing an integral type rectangular slab (10), the end face of the integral type rectangular slab (10) is set
It is equipped with and one rubber ring (7) is installed with the second retainer ring of its integral structure (11), the inside of the telescopic pipes (6).
A kind of 2. cable pulling stage casing attachment means according to claim 1, it is characterised in that：The pressure control machine
Structure (14) include secondary hollow housing (141), secondary hollow structure (142), barrier valve groove (143), pressure air admission hole (144),
Pressure discharge duct (145), pressure steam vent (146), the first permanent magnet (147), barrier valve (148), the second permanent magnet
(149), threaded rod putting hole (1410), nut structure (1411) and threaded rod (1412).
A kind of 3. cable pulling stage casing attachment means according to claim 2, it is characterised in that：The secondary hollow housing
(141) secondary hollow structure (142) is provided centrally with inside, the inside of the secondary hollow housing (141) is in the pair
One end of hollow structure (142) is provided with barrier valve groove (143), and the inside of the secondary hollow housing (141) is positioned at the resistance
One end of valve groove (143) is provided with pressure air admission hole (144), and the pressure air admission hole (144) and main exhaust hole
(12) connecting, the side of the secondary hollow housing (141) is provided with the pressure of its integral structure with discharge duct (145),
The pressure discharge duct (145) is internally provided with the pressure steam vent for connecting secondary hollow structure (142) side
(146), one first permanent magnet (147) is installed in the inside of the secondary hollow structure (142), and first permanent magnet (147) is in place
A barrier valve (148) is fixed in the end face of the barrier valve groove (143), the inside of the secondary hollow structure (142) is in place
One second permanent magnet (149), one end of second permanent magnet (149) are installed in the first permanent magnet (147) other end
A threaded rod (1412) is fixed in face centrally through bearing, and one end of the main hollow housing (1) is provided with and its integral structure
Nut structure (1411), one end of the main hollow housing (1) and the inside of the nut structure (1411) are provided with spiral shell
Rasp bar putting hole (1410), external thread structure, the nut structure (1411) are provided with the body of rod of the threaded rod (1412)
In the female thread structure that is internally provided with positioned at the threaded rod putting hole (1410), the threaded rod (1412) passes through screw thread knot
Structure runs through the threaded rod putting hole (1410).
A kind of 4. cable pulling stage casing attachment means according to claim 3, it is characterised in that：First permanent magnet
(147) it is identical in the magnetic of opposite end with the second permanent magnet (149).
A kind of 5. cable pulling stage casing attachment means according to claim 4, it is characterised in that：The barrier valve groove
(143) physical dimension is identical with the physical dimension of the barrier valve (148).
A kind of 6. cable pulling stage casing attachment means according to claim 1, it is characterised in that：The inflator
Structure (15) includes gas inflated housing (151), gas inflated is filled with admission line (152), screw connection structure (153), gas
Gas air admission hole (154), valve inside (155), gas inflated hollow structure (156), built-in mosaic texture (157), steel sheet
Plate (158), scalloped recess structure (159) and gas inflated are with steam vent (1510).
A kind of 7. cable pulling stage casing attachment means according to claim 6, it is characterised in that：The gas inflated shell
One end of body (151) is provided with and the gas inflated of its integral structure admission line (152), the gas inflated housing
(151) be internally provided with gas inflated hollow structure (156), the gas inflated is set with the inside of admission line (152)
It is equipped with gas inflated air admission hole (154), the gas inflated air admission hole of connection gas inflated hollow structure (156)
(154) valve inside (155) is installed in inside, and the gas inflated is provided with threaded connection knot with one end of air admission hole (154)
Structure (153), the other end of the gas inflated housing (151) are internally provided with gas inflated steam vent (1510), and institute
State gas inflated steam vent (1510) connection gas inflated hollow structure (156), the gas inflated steam vent
(1510) connect primary inlet port (13), the gas inflated housing (151) positioned at the gas inflated with hollow structure (156)
Inside one sheet steel plate (158) is installed, and one end of the sheet steel plate (158) is embedded in mosaic texture built in one (157)
Inside, the inside of the gas inflated housing (151) is provided with for piece in the other end positioned at the sheet steel plate (158)
The scalloped recess structure (159) of shape steel plate (158) activity.
A kind of 8. cable pulling stage casing attachment means according to claim 7, it is characterised in that：The scalloped recess knot
The activity direction that structure (159) is formed is towards the gas inflated steam vent (1510).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710750424.3A CN107500045A (en) | 2017-08-28 | 2017-08-28 | A kind of cable pulling stage casing attachment means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710750424.3A CN107500045A (en) | 2017-08-28 | 2017-08-28 | A kind of cable pulling stage casing attachment means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107500045A true CN107500045A (en) | 2017-12-22 |
Family
ID=60693924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710750424.3A Withdrawn CN107500045A (en) | 2017-08-28 | 2017-08-28 | A kind of cable pulling stage casing attachment means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107500045A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108706394A (en) * | 2018-05-26 | 2018-10-26 | 永春县乾高智能科技有限公司 | A kind of anti-overtension central connection device of cable traction |
| CN109179088A (en) * | 2018-10-30 | 2019-01-11 | 国网山东省电力公司平阴县供电公司 | A kind of drawing cable and collator |
-
2017
- 2017-08-28 CN CN201710750424.3A patent/CN107500045A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108706394A (en) * | 2018-05-26 | 2018-10-26 | 永春县乾高智能科技有限公司 | A kind of anti-overtension central connection device of cable traction |
| CN108706394B (en) * | 2018-05-26 | 2020-09-08 | 永春县乾高智能科技有限公司 | Middle connecting device for preventing excessive tension in cable traction |
| CN109179088A (en) * | 2018-10-30 | 2019-01-11 | 国网山东省电力公司平阴县供电公司 | A kind of drawing cable and collator |
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| 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: 20171222 |
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| WW01 | Invention patent application withdrawn after publication |