CN110424470A - A kind of well lid with terminal box - Google Patents
A kind of well lid with terminal box Download PDFInfo
- Publication number
- CN110424470A CN110424470A CN201910821497.6A CN201910821497A CN110424470A CN 110424470 A CN110424470 A CN 110424470A CN 201910821497 A CN201910821497 A CN 201910821497A CN 110424470 A CN110424470 A CN 110424470A
- Authority
- CN
- China
- Prior art keywords
- main body
- terminal box
- fiber management
- management tray
- well lid
- 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- Withdrawn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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/50—Underground or underwater installation; Installation through tubing, conduits or ducts
- G02B6/501—Underground or underwater installation; Installation through tubing, conduits or ducts underground installation of connection boxes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4442—Cap coupling boxes
- G02B6/4444—Seals
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4452—Distribution frames
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention belongs to cable fields to have cover board more particularly, to a kind of well lid with terminal box, and cover board is made of cover plate main body and two first connecting portion part；It is characterized in that the reverse side of the cover plate main body also has terminal box, terminal box is by housing, pedestal and fiber management tray, wherein the housing is made of housing main body, cover eaves, the pedestal is made of second connecting portion part, base body, threaded retaining member, and two optical cables are additionally provided in base body and penetrate hole；The fiber management tray is made of fiber management tray main body and third connecting component, and hot melt deck is additionally provided in fiber management tray main body, is equipped with optical fiber limiting component on the inside of two short sides of fiber management tray main body；The present invention solves construction personnel's construction or maintenance needs are gone into the well, and constructs or repair inconvenient problem；The present invention has structure simple, easy for construction, saves the time, saves labor intensity, saves cost, without beneficial effects such as lower well operations.
Description
Technical field
The invention belongs to cable fields, more particularly, to a kind of well lid with terminal box.
Background technique
With the continuous development of China's optic communication, the laying amount of optical cable is risen year by year, and it is general that the prior art is routed in city
Pipeline laying is used, as shown in figure 8, the first optical cable 71 and the second optical cable 72 reserve the reserve cable of certain length, and disk respectively
Lopping is hung on after inner wall of the pipe and penetrates hole 34 into terminal box by the optical cable on pedestal 3, covers housing 2, and housing 2 is hung
In inner wall of the pipe, and cover well lid；When it is time for repair, construction personnel, which must go into the well, takes out terminal box, then repairs.
There are following shortcoming for the above-mentioned prior art: when 1. optical cable constructions or maintenance, requiring to go into the well takes terminal box and spare
Optical cable, it is very inconvenient.
Summary of the invention
To solve the above-mentioned problems, the purpose of the present invention is disclosing a kind of well lid with terminal box, it is using following
What technical solution was realized.
A kind of well lid with terminal box has cover board, and cover board is made of cover plate main body and two first connecting portion part, institute
It states two first connecting portion part and is located at cover plate main body arc-shaped edges along side, and be placed in parallel；It is characterized in that the cover plate main body
Reverse side also there is terminal box, terminal box is by housing, pedestal and fiber management tray, wherein the housing is made of housing main body, cover eaves,
Cover eaves is located at the open end of housing main body, and cover eaves is annular in shape, and inner ring diameter is consistent with housing body openings end internal diameter, cover eaves with
The corresponding one side of pedestal also forms sealing strip placing groove, mode sealing strip in sealing strip placing groove；The pedestal is connected by second
Relay part, base body, threaded retaining member are constituted, and base body is connected by second connecting portion part with cover plate main body, pedestal
It is additionally provided with two optical cables in main body and penetrates hole；The fiber management tray is made of fiber management tray main body and third connecting component, fiber management tray master
Body is in the rectangle at the rounded angle in four angles, is additionally provided in fiber management tray main body and heats a deck, in two short sides of fiber management tray main body
Side is equipped with optical fiber limiting component, and fiber management tray main body is connected by third connecting component with base body.
A kind of well lid with terminal box has cover board, and cover board is made of cover plate main body and two first connecting portion part, institute
It states two first connecting portion part and is located at cover plate main body arc-shaped edges along side, and be placed in parallel；It is characterized in that the cover plate main body
Reverse side also there is terminal box, terminal box is by housing, pedestal and fiber management tray, wherein the cover plate main body reverse side also forms helical form
Storage line slot, along storage line slot cover plate main body be equipped with multiple first fixation holes, one end of storage line slot extends to two first companies
Cover plate main body edge between relay part；The housing is made of housing main body, cover eaves, and cover eaves is located at the opening of housing main body
End, cover eaves is annular in shape, and inner ring diameter is consistent with housing body openings end internal diameter, and cover eaves one side corresponding with pedestal is also formed
Sealing strip placing groove, mode sealing strip in sealing strip placing groove；The pedestal is solid by second connecting portion part, base body, screw thread
Determine component composition, base body is connected by second connecting portion part with cover plate main body in the cylinder chamfer, base body lower end,
It is set in base body and penetrates hole there are two optical cable, two optical cable locating slots, optical cable locating slot are additionally provided on base body scarf
Upper end penetrates hole with optical cable and communicates, and lower end is communicated with the other end of storage line slot；The fiber management tray is connected by fiber management tray main body and third
Relay part is constituted, and fiber management tray main body is in the rectangle at the rounded angle in four angles, and hot melt deck, disk are additionally provided in fiber management tray main body
Optical fiber limiting component is equipped on the inside of two short sides of fine box main body, fiber management tray main body passes through third connecting component and base body phase
Even.
A kind of well lid with terminal box described above, it is characterised in that the optical cable locating slot opening width is:
[0.9 times of optical cable locating slot internal diameter, 0.95 times of optical cable locating slot internal diameter].
A kind of well lid with terminal box described above, it is characterised in that the storage line slot length is greater than 50 meters.
A kind of well lid with terminal box described above, it is characterised in that the storage line groove depth is: [7mm,
30mm]。
A kind of well lid with terminal box described above, it is characterised in that the storage line groove width is: [7mm,
30mm]。
A kind of well lid with terminal box described above, it is characterised in that also there is bolt and U-shaped fixation member, it is described
U-shaped fixation member is located at outside housing, and the well lid mainboard reverse side also has the second fixation hole, bolt pass through U-shaped fixation member with
Terminal box is fixed in the cooperation of second fixation hole.
A kind of well lid with terminal box described above, it is characterised in that the U-shaped fixation member material is zinc-plated
Iron plate.
A kind of well lid with terminal box described above, it is characterised in that the housing material is polycarbonate.
A kind of well lid with terminal box described above, it is characterised in that the well lid main body is cast iron.
A kind of well lid with terminal box described above, it is characterised in that the submount material is cast iron.
A kind of well lid with terminal box described above, it is characterised in that the cover plate main body and pedestal be one at
Type.
In the present invention, terminal box and well lid be it is integrated, in construction or maintenance, staff need to only beat without going into the well
The lid that drives a well can be constructed or be repaired to optical cable, and a large amount of working time are saved, and improve the efficiency of maintenance and construction, and well
Lower general all messy, construction environment is severe, and construction personnel improves the comfort level of construction without going into the well；Light compares in well
It is dim, lighting apparatus need to be worn, and the present invention goes into the well due to being not necessarily to, it is convenient and efficient without wearing lighting apparatus；Reserve cable storage
It is stored in the storage line slot of well lid reverse side, saves space, and the setting of well lid reverse side is reduced the weight of well lid, saved by there is slot
Cost mitigates the labor intensity of construction personnel, facilitates construction.
Therefore, the present invention has structure simple, easy for construction, saves the time, saves labor intensity, saves cost, is not necessarily to
The beneficial effects such as lower well operations.
Detailed description of the invention
Fig. 1 is 1 schematic perspective view of the embodiment of the present invention.
Fig. 2 is housing schematic perspective view of the present invention.
Fig. 3 is 3 pedestal schematic perspective view of the embodiment of the present invention 1 or embodiment.
Fig. 4 is fiber management tray main body schematic perspective view of the present invention.
Fig. 5 is 2 schematic perspective view of the embodiment of the present invention.
Fig. 6 is 2 pedestal schematic perspective view of the embodiment of the present invention.
Fig. 7 is 3 schematic perspective view of the embodiment of the present invention.
Fig. 8 is prior art terminal box and well lid position view.
In figure: 1. cover boards, 11. cover plate main bodies, 12. first connecting portion part, 13. storage line slots, 14. first fixation holes, 15.
Two fixation holes, 2. housings, 21. housing main bodys, 22. cover eaves, 23. sealing strip placing grooves, 3. pedestals, 31. second connecting portion parts,
32. base body, 33. threaded retaining members, 34. optical cables penetrate hole, 35. optical cable locating slots, 4. fiber management trays, 41. fiber management tray masters
Body, 42. hot melt decks, 43. optical fiber limiting components, 44. third connecting components, 5. bolts, 6.U type fixation member, 7. optical cables,
71. the first optical cable, 72. second optical cables, 8. hooks.
Specific embodiment
Embodiment 1
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of well lid with terminal box, there is cover board 1, cover board 1 is by cover plate main body 11 and two
A first connecting portion part 12 is constituted, and described two first connecting portion part 12 are located at 11 arc-shaped edges of cover plate main body along side, and parallel
It places；It is characterized in that the reverse side of the cover plate main body 11 also has a terminal box, terminal box by housing 2, pedestal 3 and fiber management tray 4,
Wherein the housing 2 is made of housing main body 21, cover eaves 22, and cover eaves 22 is located at the open end of housing main body 21, and cover eaves 22 is in circle
Ring-type, inner ring diameter is consistent with 21 open end internal diameter of housing main body, and the one side corresponding with pedestal 3 of cover eaves 22 also forms sealing strip
Placing groove 23, mode sealing strip in sealing strip placing groove 23；The pedestal 3 is by second connecting portion part 23, base body 32, screw thread
Fixation member 33 is constituted, and base body 32 is connected by second connecting portion part 31 with cover plate main body 11, is also set in base body 32
There are two optical cables to penetrate hole 34, and two need the optical cable of wiring to penetrate hole 34 into terminal box by optical cable, wears into rear optical cable
Enter hole 34 to close using sealant, prevents water from entering terminal box；The fiber management tray 4 is by fiber management tray main body 41 and third connecting component
44 are constituted, and fiber management tray main body 41 is in the rectangle at the rounded angle in four angles, and hot melt deck 42 is additionally provided in fiber management tray main body 41,
Optical fiber limiting component 43 is equipped on the inside of 41 two short sides of fiber management tray main body, fiber management tray main body 41 passes through third connecting component 44 and bottom
Seat main body 32 is connected.
Embodiment 2
See Fig. 2, Fig. 4, Fig. 5 and Fig. 6, a kind of well lid with terminal box, there is cover board 1, cover board 1 is by cover plate main body 11 and two
A first connecting portion part 12 is constituted, and described two first connecting portion part 12 are located at 11 arc-shaped edges of cover plate main body along side, and parallel
It places；It is characterized in that the reverse side of the cover plate main body 11 also has a terminal box, terminal box by housing 2, pedestal 3 and fiber management tray 4,
Wherein 11 reverse side of cover plate main body also forms spiral helicine storage line slot 13, is equipped with along the cover plate main body 11 of storage line slot 13 multiple
First fixation hole 14, one end of storage line slot 13 extend to 11 edge of cover plate main body between two first connecting portion part 12；It is described
Housing 2 is made of housing main body 21, cover eaves 22, and cover eaves 22 is located at the open end of housing main body 21, and cover eaves 22 is annular in shape, inner ring
Diameter is consistent with 21 open end internal diameter of housing main body, and the one side corresponding with pedestal 3 of cover eaves 22 also forms sealing strip placing groove 23,
Mode sealing strip in sealing strip placing groove 23；The pedestal 3 is by second connecting portion part 23, base body 32, threaded retaining member
33 are constituted, and for base body 32 in the cylinder of beveling, 32 lower end of base body passes through second connecting portion part 31 and cover plate main body 11
It is connected, is set in base body 32 and penetrate hole 34 there are two optical cable, two optical cable locating slots are additionally provided on 32 scarf of base body
35,35 upper end of optical cable locating slot penetrates hole 34 with optical cable and communicates, and lower end is communicated with the other end of storage line slot 13, and two need wiring
Optical cable hole 34 is penetrated into terminal box by optical cable, penetrate hole 34 into rear optical cable and closed using sealant, prevent water from entering
Terminal box, the optical cable of spare length are placed in storage line slot 13, and pass through cable clamp and the first fixation hole 14 for spare length
Optical cable fix；The fiber management tray 4 is made of fiber management tray main body 41 and third connecting component 44, and fiber management tray main body 41 is in four angles
The rectangle at rounded angle is additionally provided with hot melt deck 42 in fiber management tray main body 41, sets on the inside of 41 two short sides of fiber management tray main body
There is optical fiber limiting component 43, fiber management tray main body 41 is connected by third connecting component 44 with base body 32.
A kind of well lid with terminal box described above, it is characterised in that the optical cable locating slot opening width is:
[0.9 times of optical cable locating slot internal diameter, 0.95 times of optical cable locating slot internal diameter].
A kind of well lid with terminal box described above, it is characterised in that the storage line slot length is greater than 50 meters.
A kind of well lid with terminal box described above, it is characterised in that the storage line groove depth is: [7mm,
30mm]。
A kind of well lid with terminal box described above, it is characterised in that the storage line groove width is: [7mm,
30mm]。
In the present invention, reserve cable is without being hung on inner wall of the pipe, when maintenance, maintenance personal without go into the well can take it is spare
Optical cable, it is convenient and efficient.
Embodiment 3
See Fig. 2, Fig. 3, Fig. 4 and Fig. 8, a kind of well lid with terminal box, there is cover board 1, cover board 1 is by cover plate main body 11 and two
A first connecting portion part 12 is constituted, and described two first connecting portion part 12 are located at 11 arc-shaped edges of cover plate main body along side, and parallel
It places；It is characterized in that 11 reverse side of cover plate main body is set, there are two the second fixation hole 15, the spacing of two the second fixation holes 15
Greater than the outer diameter of housing 2；The reverse side of the cover plate main body 11 also has terminal box, and terminal box is by housing 2, pedestal 3 and fiber management tray
4, wherein the housing 2 is made of housing main body 21, cover eaves 22, cover eaves 22 is located at the open end of housing main body 21, and cover eaves 22 is in
Annular shape, inner ring diameter is consistent with 21 open end internal diameter of housing main body, and the one side corresponding with pedestal 3 of cover eaves 22 also forms sealing
Placing groove 23, mode sealing strip in sealing strip placing groove 23；The pedestal 3 is by second connecting portion part 23, base body 32, spiral shell
Line fixation member 33 is constituted, and base body 32 is connected by second connecting portion part 31 with cover plate main body 11, in base body 32 also
If there are two optical cables to penetrate hole 34, two need the optical cable of wiring to penetrate hole 34 into terminal box, into rear optical cable by optical cable
It penetrates hole 34 to close using sealant, prevents water from entering terminal box；The fiber management tray 4 is by fiber management tray main body 41 and third interconnecting piece
Part 44 is constituted, and fiber management tray main body 41 is in the rectangle at the rounded angle in four angles, and hot melt deck is additionally provided in fiber management tray main body 41
42,41 two short sides insides of fiber management tray main body are equipped with optical fiber limiting component 43, and fiber management tray main body 41 passes through third connecting component 44
It is connected with base body 32, after housing 2 is installed with pedestal 3, bolt 5 passes through U-shaped fixation member 6 and matches with the second fixation hole
It closes, terminal box is fixed, prevents terminal box overweight, falls off from well lid, U-shaped fixation member material described above is galvanized iron
Piece.
A kind of well lid with terminal box described in above-mentioned any embodiment, it is characterised in that the housing material is poly-
Carbonic ether.
A kind of well lid with terminal box described in above-mentioned any embodiment, it is characterised in that the well lid main body is casting
Iron.
A kind of well lid with terminal box described in above-mentioned any embodiment, it is characterised in that the submount material is casting
Iron.
A kind of well lid with terminal box described in above-mentioned any embodiment, it is characterised in that the cover plate main body and bottom
Seat is integrally formed.
The present invention solves construction personnel's construction or maintenance needs are gone into the well, and constructs or repair inconvenient problem.
In the present invention, terminal box and well lid be it is integrated, in construction or maintenance, staff need to only beat without going into the well
The lid that drives a well can be constructed or be repaired to optical cable, and a large amount of working time are saved, and improve the efficiency of maintenance and construction, and well
Lower general all messy, construction environment is severe, and construction personnel improves the comfort level of construction without going into the well；Light compares in well
It is dim, lighting apparatus need to be worn, and the present invention goes into the well due to being not necessarily to, it is convenient and efficient without wearing lighting apparatus；Reserve cable storage
It is stored in the storage line slot of well lid reverse side, saves space, and the setting of well lid reverse side is reduced the weight of well lid, saved by there is slot
Cost mitigates the labor intensity of construction personnel, facilitates construction.
Claims (10)
1. a kind of well lid with terminal box has cover board (1), cover board (1) is by cover plate main body (11) and two first connecting portions
Part (12) is constituted, and described two first connecting portion part (12) are located at cover plate main body (11) arc-shaped edges along side, and are placed in parallel；Its
It is characterized in that the reverse side of the cover plate main body (11) also has terminal box, terminal box is by housing (2), pedestal (3) and fiber management tray
(4), wherein the housing (2) is made of housing main body (21), cover eaves (22), cover eaves (22) is located at the opening of housing main body (21)
End, cover eaves (22) is annular in shape, and inner ring diameter is consistent with housing main body (21) open end internal diameter, cover eaves (22) and pedestal (3) phase
Corresponding one side is also formed sealing strip placing groove (23), the interior mode sealing strip of sealing strip placing groove (23)；The pedestal (3) is by
Two connecting components (23), base body (32), threaded retaining member (33) are constituted, and base body (32) passes through second connecting portion part
(31) it is connected with cover plate main body (11), two optical cables is additionally provided in base body (32) and penetrate hole (34)；The fiber management tray (4) by
Fiber management tray main body (41) and third connecting component (44) are constituted, and fiber management tray main body (41) is in the rectangle at the rounded angle in four angles,
It is additionally provided with hot melt deck (42) in fiber management tray main body (41), is equipped with optical fiber limiting section on the inside of (41) two short sides of fiber management tray main body
Part (43), fiber management tray main body (41) are connected by third connecting component (44) with base body (32).
2. a kind of well lid with terminal box has cover board (1), cover board (1) is by cover plate main body (11) and two first connecting portions
Part (12) is constituted, and described two first connecting portion part (12) are located at cover plate main body (11) arc-shaped edges along side, and are placed in parallel；Its
It is characterized in that the reverse side of the cover plate main body (11) also has terminal box, terminal box is by housing (2), pedestal (3) and fiber management tray
(4), wherein the cover plate main body (11) reverse side also forms spiral helicine storage line slot (13), the cover plate main body along storage line slot (13)
(11) multiple first fixation holes (14) are equipped with, one end of storage line slot (13) extends between two first connecting portion part (12)
Cover plate main body (11) edge；The housing (2) is made of housing main body (21), cover eaves (22), and cover eaves (22) is located at housing main body
(21) open end, cover eaves (22) is annular in shape, and inner ring diameter is consistent with housing main body (21) open end internal diameter, cover eaves (22) with
The corresponding one side of pedestal (3) is also formed sealing strip placing groove (23), the interior mode sealing strip of sealing strip placing groove (23)；The bottom
Seat (3) is made of second connecting portion part (23), base body (32), threaded retaining member (33), and base body (32) is in beveling
Cylinder, base body (32) lower end is connected by second connecting portion part (31) with cover plate main body (11), base body (32)
On set and penetrate hole (34) there are two optical cable, two optical cable locating slots (35) are additionally provided on base body (32) scarf, optical cable is fixed
Position slot (35) upper end penetrates hole (34) with optical cable and communicates, and lower end is communicated with the other end of storage line slot (13)；The fiber management tray (4) by
Fiber management tray main body (41) and third connecting component (44) are constituted, and fiber management tray main body (41) is in the rectangle at the rounded angle in four angles,
It is additionally provided with hot melt deck (42) in fiber management tray main body (41), is equipped with optical fiber limiting section on the inside of (41) two short sides of fiber management tray main body
Part (43), fiber management tray main body (41) are connected by third connecting component (44) with base body (32).
3. a kind of well lid with terminal box according to claim 2, it is characterised in that the optical cable positions channel opening
Width is: [0.9 times of optical cable locating slot internal diameter, 0.95 times of optical cable locating slot internal diameter].
4. a kind of well lid with terminal box according to claim 2, it is characterised in that the storage line slot length is greater than
50 meters.
5. a kind of well lid with terminal box according to claim 2, it is characterised in that the storage line groove depth is:
[7mm,30mm]。
6. a kind of well lid with terminal box according to claim 2, it is characterised in that the storage line groove width is:
[7mm,30mm]。
7. according to claim 1 or a kind of well lid with terminal box as claimed in claim 2, it is characterised in that also have bolt
With U-shaped fixation member, the U-shaped fixation member is located at outside housing, and the well lid mainboard reverse side also has the second fixation hole.
8. according to claim 1 or a kind of well lid with terminal box as claimed in claim 2, it is characterised in that the housing
Material is polycarbonate.
9. according to claim 1 or a kind of well lid with terminal box as claimed in claim 2, it is characterised in that the well lid
Main body is cast iron.
10. according to claim 1 or a kind of well lid with terminal box as claimed in claim 2, it is characterised in that the lid
Plate main body and pedestal are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910821497.6A CN110424470A (en) | 2019-09-02 | 2019-09-02 | A kind of well lid with terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910821497.6A CN110424470A (en) | 2019-09-02 | 2019-09-02 | A kind of well lid with terminal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110424470A true CN110424470A (en) | 2019-11-08 |
Family
ID=68418458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910821497.6A Withdrawn CN110424470A (en) | 2019-09-02 | 2019-09-02 | A kind of well lid with terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110424470A (en) |
-
2019
- 2019-09-02 CN CN201910821497.6A patent/CN110424470A/en not_active Withdrawn
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| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191108 |
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| WW01 | Invention patent application withdrawn after publication |