CN211230030U - Double-leaf tunnel protection door - Google Patents
Double-leaf tunnel protection door Download PDFInfo
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- CN211230030U CN211230030U CN201921590398.3U CN201921590398U CN211230030U CN 211230030 U CN211230030 U CN 211230030U CN 201921590398 U CN201921590398 U CN 201921590398U CN 211230030 U CN211230030 U CN 211230030U
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- 238000009413 insulation Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000011152 fibreglass Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 2
- 239000008397 galvanized steel Substances 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 229920003266 Leaf® Polymers 0.000 description 116
- 230000001681 protective effect Effects 0.000 description 7
- 230000035939 shock Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a double-leaf tunnel protection door, which comprises a door leaf fixed installation structure and a door leaf structure; the door leaf fixing and mounting structure is arranged on a door frame (2) of a tunnel end wall (1) and a tunnel side wall (16) in a wrapping mode, and the hinge (3) and the safety chain device (4) are arranged at two ends of the door frame (2); the door leaf internal device comprises a door leaf inner framework (9), a door leaf front framework (10) is arranged on one side of the door leaf inner framework (9), a fireproof heat insulation plate (13) is arranged on the other side of the door leaf inner framework, and an upper locking rod and a lower locking rod (11) are arranged on the door leaf inner framework (9); the door leaf external device includes door leaf (6), door leaf (6) outside is by the shell of door leaf front panel (17) and door leaf rear panel (18) concatenation, the utility model discloses a two tunnel guard gates can effectively alleviate tunnel guard gate self weight, make the tunnel guard gate have good corrosion-resistant, fatigue-resistant characteristic, are applicable to complex environment in the tunnel, have prolonged tunnel equipment's service life.
Description
Technical Field
The embodiment of the utility model belongs to tunnel mechanical equipment field, more specifically relates to a two tunnel guard gates.
Background
A tunnel is a building passage through which cars or trains pass. The tunnel is provided with a chamber for storing special equipment, and the protective door is a door with special purposes which is applied to places such as railway tunnels, transverse channels, repeaters, transformer substations and the like and is set for blocking the safety requirements of the harm of the air pressure shock wave source. Meanwhile, the tunnel protection door has excellent explosion-proof performance, the explosion resistance reaches 0.11Mpa, the system design and operation are flexible and reliable, and the tunnel protection door has the explosion-proof performance of fireproof performance.
The door in the prior art is mainly made of reinforced concrete or steel door, but the reinforced concrete door is heavy, inconvenient to open and close, difficult to install and easy to deform; the steel door is easy to corrode and has poor fire and explosion resistance.
SUMMERY OF THE UTILITY MODEL
To the above defect or the improvement demand of prior art, the utility model provides a two tunnel guard gate, its door leaf shell is pour by glass fiber reinforced plastic and is formed, alleviates tunnel guard gate self weight under the circumstances of the rigidity of guaranteeing tunnel guard gate and intensity, simultaneously, makes tunnel guard gate have good corrosion-resistant, fatigue-resistant characteristic, is applicable to the interior complex environment of tunnel, has prolonged tunnel equipment's service life.
In order to achieve the purpose, the utility model provides a double-leaf tunnel protection door, which comprises a door leaf fixed installation structure and a door leaf structure; wherein,
the door leaf fixing and mounting structure comprises a door frame, hinges, safety chain devices and a limiting stopper, the door frame is a rectangular frame-shaped angle steel structure fixed through embedded bolts arranged on the end wall of the tunnel and the side wall of the tunnel, the hinges and the safety chain devices are arranged at two ends of the door frame and are connected with the door frame and the door leaf, and the limiting stopper is arranged on the indoor ground;
the door leaf structure comprises a door leaf internal device and a door leaf external device;
the door leaf internal device comprises a door leaf inner framework which is formed by galvanized square tubes and has a rectangular net structure, one side of the door leaf inner framework is provided with a door leaf front framework which is fixedly connected through a T-shaped flat steel piece, the door leaf front framework is a grid-shaped framework formed by welding galvanized steel bars, the rectangular net structure surface on the other side of the door leaf inner framework is provided with a fireproof heat insulation plate with a rectangular structure, an upper locking rod and a lower locking rod are welded on the door leaf inner framework, which is far away from a rotating shaft part, and one side of the upper locking rod and the lower locking rod;
the door leaf external device comprises two door leaves which are symmetrically arranged, the door leaf internal device is arranged in each door leaf, a shell which is spliced by a door leaf front panel and a door leaf rear panel is arranged outside each door leaf, a hand wheel and a door handle are arranged in the middle of the far shaft end of each door leaf front panel, and the hand wheels are connected with the upper locking rod and the lower locking rod in a matched mode.
Furthermore, the door leaf front panel and the door leaf rear panel are both rectangular groove-shaped shells poured by glass fiber reinforced plastics, and the splicing part of the far shaft ends of the door leaf front panel and the door leaf rear panel is of a step-shaped structure provided with a buffer belt.
Further, the door leaf fixed mounting structure comprises an annular sealing strip groove arranged on the door frame.
Further, the door leaf external device comprises an annular sealing strip arranged on the door leaf rear panel.
Further, the sealing strip groove is in matched contact with the sealing strip to perform sealing operation.
Further, the safety chain device comprises two fixing ends respectively fixed on the door frame and the door leaf front panel through bolts, and a chain connecting the two fixing ends.
Further, the stopper includes that the bottom is the rectangle plate structure by chemical crab-bolt and expansion bolts fixed, and the top is triangle-shaped bearing structure's couple support frame, triangle-shaped bearing structure one end is equipped with the couple, and the other end is equipped with the spacing snubber block of rubber.
Furthermore, a sub-door is arranged in the middle of the door leaf and comprises a sub-door inner framework and a sub-door leaf front panel, the sub-door inner framework is composed of galvanized square tubes, and the sub-door inner framework and the sub-door leaf front panel form a sub-door inner supporting structure.
Further, the sub-door comprises a sub-door leaf rear panel, and the sub-door leaf front panel and the sub-door leaf rear panel are rectangular groove-shaped shells poured by glass fiber reinforced plastics.
Furthermore, the sub-door comprises a sub-door lockset and a sub-door hand wheel, and the sub-door lockset is connected with the sub-door hand wheel.
In general, compared with the prior art, the above technical solution of the present concept can achieve the following beneficial effects:
1. the utility model discloses a two-leaf tunnel guard gate, its door leaf shell are pour by glass fiber reinforced plastic and are formed, alleviate tunnel guard gate self weight under the circumstances of the rigidity of guaranteeing tunnel guard gate and intensity, simultaneously, make tunnel guard gate have good corrosion-resistant, fatigue resistance, are applicable to the interior complex environment of tunnel, have prolonged tunnel equipment's service life.
2. The utility model discloses a two tunnel guard gate, the hollow structure of the inside high strength that comprises before door leaf inner frame and the door leaf skeleton of its door leaf, self weight that alleviates this tunnel guard gate that can step forward chooses for use the galvanized component can be effectual dampproofing anticorrosive simultaneously, extension tunnel guard gate life.
3. The utility model discloses a two-leaf tunnel guard gate sets up the design of sub-door on its door leaf, under the condition that opens whole door leaf inconvenient, can open this sub-door, and the staff of being convenient for gets into the processing, simultaneously, also can pass through opening of whole door leaf when carrying out the transportation of large-scale article, has accomplished the entering of large-scale article, improves the reliability and the practicality of this two-leaf tunnel guard gate.
Drawings
Fig. 1 is a front view of a double-leaf tunnel protection door according to an embodiment of the present invention in a closed state;
fig. 2 is a left side view of a double-leaf tunnel protection door according to an embodiment of the present invention in a closed state;
fig. 3 is a top view of the double-leaf tunnel protection door according to the embodiment of the present invention in an open state;
fig. 4 is a schematic view of an internal structure of a left door leaf of a double-leaf tunnel protective door according to an embodiment of the present invention;
fig. 5 is a horizontal sectional view of a left door leaf of a double-leaf tunnel protective door according to an embodiment of the present invention;
fig. 6 is a schematic view of an inner frame 9 of a left door leaf of a double-leaf tunnel protective door according to an embodiment of the present invention;
fig. 7 is a schematic view of a front frame 10 of a left door leaf of a double-leaf tunnel protective door according to an embodiment of the present invention;
fig. 8 is a partial enlarged view of a double-leaf tunnel protection door a according to an embodiment of the present invention;
fig. 9 is a partial enlarged view of a double-leaf tunnel protection door B according to an embodiment of the present invention;
FIG. 10 is a front view of a double-leaf tunnel protection door provided with a sub-door 15 in a door-closing state according to an embodiment of the present invention
Fig. 11 is a front view of the inner structure of the double-leaf tunnel protection door provided with the sub-door 15 according to the embodiment of the present invention.
In all the figures, the same reference numerals denote the same features, in particular: 1-tunnel end wall, 2-door frame, 3-hinge, 4-safety chain device, 5-position limiter, 6-door leaf, 7-hand wheel, 8-door handle, 9-door leaf inner frame, 10-door leaf front frame, 11-up and down lock bar, 12-T type flat steel piece, 13-fireproof heat insulation board, 14-sealing strip groove, 15-sub-door, 16-tunnel side wall, 17-door leaf front panel, 18-door leaf rear panel, 19-sealing strip, 501-rubber limiting and damping block, 502-hook supporting frame, 503-chemical anchor bolt, 504-expansion bolt, 1501-sub-door lock, 1502-sub-door inner frame, 1503-sub-door leaf front panel, 1504-sub-door leaf rear panel and 1505-sub-door hand wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, fig. 2 and fig. 4, the utility model discloses a two-leaf tunnel guard gate, this two-leaf tunnel guard gate includes door leaf structure and door leaf fixed mounting structure, this door leaf structure passes through door leaf fixed mounting structure with this door leaf structure and tunnel end wall 1 fixed connection, guarantee tunnel guard gate's normal operating, simultaneously, through this door leaf structure self hollow structure, alleviate the self weight of this tunnel guard gate, under the condition that satisfies tunnel guard gate intensity requirement, satisfy the required intensity requirement of tunnel guard gate design.
As shown in fig. 1, 2, 3 and 8, the door leaf fixing and mounting structure includes a door frame 2, hinges 3, a safety chain device 4, a stopper 5 and a sealing strip groove 14. Wherein, the whole rectangle frame structure of constituteing by the galvanized angle steel that is of door frame 2, this door frame 2 through with pre-buried in tunnel lateral wall 16 and tunnel end wall 1 inside pre-buried T type band steel with it be fixed in tunnel lateral wall 16 and tunnel end wall 1 on, provide reliable and stable support for this tunnel guard gate. Simultaneously, be equipped with eight hinges 3 at the both ends symmetry of this door frame 2 for with tunnel guard gate fixed mounting to door frame 2, guarantee tunnel guard gate can normal rotation when effectively bearing tunnel guard gate load, improve the security and the reliability of this tunnel guard gate. Meanwhile, the safety chain device 4 is arranged at two ends of the middle of the tunnel protection door, the safety chain device 4 comprises two fixed ends and a connecting chain, the two fixed ends are respectively arranged on the door leaf 6 and the tunnel side wall 16 through bolts, the two fixed ends are fixedly connected through the connecting chain, the safety chain device 4 is used for preventing the tunnel protection door from falling when the tunnel protection door bears impact, and the safety of the protection door or the chamber door is improved. The retainer 5 includes a rubber retainer cushion 501, a hanger support bracket 502, a chemical anchor 503, and an expansion bolt 504. The bottom of the hook support frame 502 is a rectangular plate structure, four screw holes are arranged at four top corners of the rectangular plate, and two chemical anchor bolts 503 and two expansion bolts 504 are arranged at the four screw holes for fixing the stopper 5 on the indoor ground. The upper structure of the hook support frame 502 is a triangular support structure, a hook is arranged at the bottom of the triangular support structure and used for fixing the tunnel protection door after the tunnel protection door completes the door opening action, and meanwhile, a rubber limit shock absorption block 501 is arranged at the top of the triangular support structure and used for playing a shock absorption and buffering role when the tunnel protection door is opened. And a ring of sealing strip grooves 14 are arranged at the inner ring of the door frame 2 and are used for matching with a sealing strip 19.
As shown in fig. 1 to 7, the door structure includes a door outer means and a door inner means. The door leaf internal device comprises a door leaf internal framework 9, a door leaf front framework 10, an upper lock rod 11, a lower lock rod 11, a T-shaped flat steel piece 12 and a fireproof plate 13. Wherein, door leaf inner frame 9 is the inside main supporting component of this door leaf 6, this door leaf inner frame 9 chooses for use zinc-plated square pipe to make, constitute rectangle network structure by zinc-plated square pipe, can effectually lighten the weight of tunnel guard gate and have good corrosion resistance ability when satisfying the inside strength requirement of tunnel guard gate, prolong this tunnel guard gate life, improve the security and the economic nature of this tunnel guard gate, and simultaneously, fireproof heat insulating board 13 has been laid in this rectangle network structure's rectangle neutral department, this fireproof heat insulating board 13 chooses for use fireproof heat insulating material to make square board, when the condition such as conflagration takes place, can effectually play the thermal-insulated effect of fire prevention, improve the security and the reliability of this guard gate or entrance to a cave door. One end of the door leaf inner frame 9 far away from the rotating shaft is provided with an upper locking rod 11 and a lower locking rod 11, the upper locking rod 11 and the lower locking rod 11 are fixed on the door leaf inner frame 9 in a welding mode, two ends of the upper locking rod 11 and the lower locking rod 11 are arranged inside the tunnel end wall 1 and used for completing locking and unlocking operations of the tunnel protective door, and meanwhile, a maintenance plate is arranged at the position, close to the front end face of the door leaf 6, of the upper locking rod 11 and the lower locking rod 11, so that maintenance operations of the upper. Skeleton 10 is equipped with T type flat steel 12 by the mesh style of calligraphy rectangle frame that rectangle galvanized sheet made before the door leaf in its corner position, through T type flat steel 12 with its fixed mounting on door leaf inner frame 9, skeleton 10 is used for providing the erection bracing for door leaf front panel 17 before this door leaf, ensures the internal strength of this tunnel guard gate.
The door outer device includes a door 6, a hand wheel 7, a door handle 8, a sealing strip 19, a door front panel 17, and a door rear panel 18. Wherein, this tunnel protection door is equipped with two door leafs 6 that the structure is symmetrical, the shell part of this door leaf 6 is formed by door leaf front panel 17 and the 18 concatenation of door leaf rear panel, door leaf front panel 17 provides the support by the preceding skeleton 10 of door leaf, door leaf rear panel 18 provides the support by door leaf inner frame 9, preferably, door leaf front panel 17 and door leaf rear panel 18 choose for use glass fiber reinforced plastic to pour rectangle trough-shaped shell, under the prerequisite that satisfies 6 intensity requirements of door leaf, the effectual self weight that has lightened tunnel protection door, good corrosion resistance has simultaneously. And the joint of the door leaf front panel 17 and the door leaf rear panel 18 far away from one end of the rotating shaft is designed into a step structure, and a damping belt is arranged on the step surface, so that the two door leaves 6 are prevented from being rigidly contacted to cause damage when the door is closed, and the safety of the tunnel protective door is improved. A hand wheel 7 and a door handle 8 are arranged in the middle of the door leaf front panel 17 far away from the rotating shaft, the door handle 8 is used for facilitating opening and closing of the tunnel protection door, and the hand wheel 7 and an upper locking rod 11 inside the hand wheel cooperate to complete opening and closing of the tunnel protection door. Meanwhile, a circle of sealing strip 19 is arranged on the periphery of the door leaf rear panel 18 and is used in cooperation with the sealing strip groove 14, effective sealing is provided for the tunnel protection door when the tunnel protection door is closed, and the sealing performance of the tunnel protection door is guaranteed.
In addition, as shown in fig. 10 and fig. 11, the present invention also includes an embodiment, a sub-door 15 is disposed at a middle position of the door leaf 6, the whole structure of the sub-door 15 is similar to the whole structure of the door leaf, a sub-door lock 1501 and a sub-door inner frame 1502 are disposed inside the sub-door 15, a main body supporting structure of the sub-door 15 is formed by the sub-door inner frame 1502, a sub-door leaf front panel 1503 and a sub-door leaf rear panel 1504, and the sub-door leaf front panel 1503 and the sub-door leaf rear panel 1504 are made of glass fiber reinforced plastic cast rectangular channel-shaped shells. Meanwhile, the sub-door lock 1501 and the sub-door hand wheel 1505 complete the locking operation of the sub-door 15. This sub-door 15 is convenient for open under the not convenient condition of whole door leaf 6, can open this sub-door 15, and the staff of being convenient for gets into the processing, and simultaneously, also can accomplish the entering of large-scale article through opening of whole door leaf 6 when carrying out the transportation of large-scale article, improves the reliability and the practicality of this two tunnel guard gates.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (10)
1. A double-leaf tunnel protection door is characterized by comprising a door leaf fixed installation structure and a door leaf structure; wherein,
the door leaf fixing and mounting structure comprises a door frame (2), hinges (3), a safety chain device (4) and a limiting stopper (5), the door frame (2) is a rectangular frame-shaped angle steel structure fixed through pre-buried bolts arranged on a tunnel end wall (1) and a tunnel side wall (16), the hinges (3) and the safety chain device (4) are arranged at two ends of the door frame (2) and are connected with the door frame (2) and the door leaf (6), and the limiting stopper (5) is arranged on the indoor ground;
the door leaf structure comprises a door leaf internal device and a door leaf external device;
the door leaf internal device comprises a door leaf inner framework (9) of a rectangular net structure formed by galvanized square tubes, a door leaf front framework (10) fixedly connected through T-shaped flat steel pieces (12) is arranged on one side of the door leaf inner framework (9), the door leaf front framework (10) is a mesh-shaped framework formed by welding galvanized steel bars, a fireproof heat insulation plate (13) of a rectangular structure is arranged on the rectangular net structure surface on the other side of the door leaf inner framework (9), an upper locking rod (11) and a lower locking rod (11) are welded on the door leaf inner framework (9) far away from a rotating shaft, and an access panel is arranged on one side of the upper locking rod (11) and the lower locking;
the door leaf external device comprises two door leaves (6) which are symmetrically arranged, the door leaf internal device is arranged inside the door leaf (6), a shell spliced by a door leaf front panel (17) and a door leaf rear panel (18) is arranged outside the door leaf internal device, a hand wheel (7) and a door handle (8) are arranged in the middle of the far shaft end of the door leaf front panel (17), and the hand wheel (7) is connected with the upper locking rod and the lower locking rod (11) in a matched mode.
2. The double-leaf tunnel protection door according to claim 1, wherein the door leaf front panel (17) and the door leaf rear panel (18) are rectangular groove-shaped shells poured by glass fiber reinforced plastics, and the splicing part of the far axial ends of the door leaf front panel (17) and the door leaf rear panel (18) is of a step-shaped structure provided with a buffer zone.
3. Double-leaf tunnel protection door according to claim 1, characterized in that the door leaf fixing and mounting structure comprises an annular sealing strip groove (14) arranged on the door frame (2).
4. Double-leaf tunnel protection door according to claim 3, characterized in that said door leaf external means comprise an annular sealing strip (19) provided on said door leaf rear panel (18).
5. Double-leaf tunnel protection door according to claim 4, characterized in that the sealing strip groove (14) is in mating contact with the sealing strip (19) for sealing operation.
6. A double-leaf tunnel protection door according to any one of claims 1-5, wherein the safety chain device (4) comprises two fixed ends fixed to the door frame (2) and the door leaf front panel (17) respectively through bolts, and a chain connecting the two fixed ends.
7. A double-leaf tunnel guard door according to any one of claims 1-5, characterized in that the stopper (5) comprises a hook support frame (502) with a bottom of rectangular plate structure fixed by chemical anchor bolts (503) and expansion bolts (504) and a top of triangular support structure with a hook at one end and a rubber limit shock-absorbing block (501) at the other end.
8. The double-leaf tunnel protection door according to any one of claims 1 to 5, wherein a sub-door (15) is opened in the middle of the door leaf (6), the sub-door (15) comprises a sub-door inner framework (1502) and a sub-door leaf front panel (1503), the sub-door inner framework (1502) is composed of galvanized square pipes, and the sub-door leaf front panel (1503) forms an inner supporting structure of the sub-door (15).
9. Double-leaf tunnel protection door according to claim 8, characterized in that the sub-door (15) comprises a sub-door leaf rear panel (1504), the sub-door leaf front panel (1503) and the sub-door leaf rear panel (1504) being rectangular trough-shaped shells cast from glass fiber reinforced plastic.
10. Double-leaf tunnel protection door according to claim 9, characterized in that the sub-door (15) comprises a sub-door lock (1501) and a sub-door hand wheel (1505), the sub-door lock (1501) being connected with the sub-door hand wheel (1505).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921590398.3U CN211230030U (en) | 2019-09-24 | 2019-09-24 | Double-leaf tunnel protection door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921590398.3U CN211230030U (en) | 2019-09-24 | 2019-09-24 | Double-leaf tunnel protection door |
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Publication Number | Publication Date |
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CN211230030U true CN211230030U (en) | 2020-08-11 |
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Application Number | Title | Priority Date | Filing Date |
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CN201921590398.3U Active CN211230030U (en) | 2019-09-24 | 2019-09-24 | Double-leaf tunnel protection door |
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CN (1) | CN211230030U (en) |
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2019
- 2019-09-24 CN CN201921590398.3U patent/CN211230030U/en active Active
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Effective date of registration: 20201015 Address after: 430063 floor 1, No. 1004, Heping Avenue, Wuchang District, Wuhan City, Hubei Province Patentee after: Wuhan kaideli door industry Co.,Ltd. Patentee after: CHINA RAILWAY DESIGN Corp. Address before: 430063 floor 1, No. 1004, Heping Avenue, Wuchang District, Wuhan City, Hubei Province Patentee before: Wuhan kaideli door industry Co.,Ltd. |