CN217000131U - Open corridor connection structure suitable for formula stair case is equallyd divide to two runs - Google Patents
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- CN217000131U CN217000131U CN202220695850.8U CN202220695850U CN217000131U CN 217000131 U CN217000131 U CN 217000131U CN 202220695850 U CN202220695850 U CN 202220695850U CN 217000131 U CN217000131 U CN 217000131U
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- 238000004519 manufacturing process Methods 0.000 description 3
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- 206010066054 Dysmorphism Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
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Abstract
The application provides an open corridor connecting structure suitable for a double-running halving type stair case, which comprises a first canopy bracket, a second canopy bracket, a third connecting plate and a fourth connecting plate, wherein the first canopy bracket is arranged on one side of an upper-layer case body and comprises a first connecting plate; the first connecting plate is provided with a first surface and a second surface; the first surface is connected with the middle part of the top longitudinal beam of the upper box body; the second surface is connected with a first bearing and fixing component for bearing and fixing the canopy plate; the first walkway plate bracket is arranged at the joint of the upper layer box body and the lower layer box body and is arranged at the same side of the first canopy bracket; the first walkway plate carrier includes a second connecting plate; the second connecting plate has a third surface and a fourth surface; the third surface is connected with the middle part of the bottom longitudinal beam of the upper box body and the middle part of the top longitudinal beam of the lower box body; the fourth surface is connected with a second bearing fixing component; the second bearing and fixing component is used for bearing and fixing the walkway plate; this application has overcome the difficulty that traditional pavement bracket and canopy bracket can't cooperate two run to divide equally formula stair case to use.
Description
Technical Field
The utility model relates to an interim building technical field especially relates to an open corridor connection structure suitable for formula stair case is equallyd divide to two runs.
Background
The box-type house is used as a temporary building in a matching way on a plurality of engineering construction sites, and meanwhile, along with the improvement of the design and manufacturing levels, the field installation efficiency, the installation convenience and the modularization degree of the box-type house are also gradually improved, and the requirements on the box-type house are higher and higher.
The traditional box-type house building generally comprises a plurality of single boxes, the size of each single box is generally 6 meters by 3 meters (namely the length is 6 meters, and the width is 3 meters), and the single boxes on each layer are sequentially spliced and arranged along the width direction of the single box in general, as shown in fig. 1, for the convenience of installation, the length of a common walkway plate and a common rainshed plate is consistent with the width of the single box, and the installation and the fixation are realized through connecting pieces arranged on upright columns of the single boxes; however, due to the requirement of some special functions, the arrangement of the single boxes at each layer needs to be adjusted, for example, when the double-running halving type stair box is installed inside the box-type room, the arrangement mode of the single boxes of the double-running halving type stair box is different from that of other single boxes, namely, the length direction of the single box of the double-running halving type stair box is perpendicular to that of other single boxes, as shown in fig. 2, and the arrangement mode can cause that the existing walkway plate bracket and rainshed bracket cannot be used, namely, the existing walkway plate and rainshed plate cannot be installed on the single box of the double-running halving type stair box.
Disclosure of Invention
The purpose of this application is to provide one kind to the above problem, provides an open corridor connection structure suitable for two run halving formula stair casees.
The application provides an open corridor connection structure suitable for formula stair case is equallyd divide to two runs, formula stair case is equallyd divide to two runs includes upper box and lower floor's box that aligns from top to bottom and arranges, open corridor connection structure includes:
the first canopy bracket is arranged on one side of the upper layer box body and comprises a first connecting plate; the first connecting plate has opposite first and second surfaces; the first surface is connected with the middle part of the top longitudinal beam of the upper layer box body; the second surface is connected with a first bearing fixing component; the first bearing and fixing component is used for bearing and fixing the canopy plate;
the first walkway plate bracket is arranged at the joint of the upper layer box body and the lower layer box body and is arranged at the same side as the first canopy bracket; the first walkway plate carrier includes a second connecting plate; the second connecting plate has third and fourth opposing surfaces; the third surface is connected with the middle part of the upper-layer box bottom longitudinal beam and the middle part of the lower-layer box top longitudinal beam; the fourth surface is connected with a second bearing fixing component; the second bearing and fixing component is used for bearing and fixing the walkway plate.
According to the technical scheme provided by some embodiments of the application, the first supporting and fixing component comprises two first U-shaped pieces which are symmetrically arranged along the vertical direction; the openings of the two first U-shaped pieces are arranged oppositely; the first U-shaped piece comprises a first bottom plate and two first side plates which are connected to one side of the first bottom plate and distributed up and down; the first side plate positioned above is provided with a fifth surface for bearing and fixing the canopy plate; the fifth surface slopes downwardly in a direction away from the second surface.
According to the technical scheme provided by some embodiments of the application, the first connecting plate is provided with a first through hole used for being connected with the top longitudinal beam of the upper-layer box body.
According to the technical scheme that some embodiments of this application provide, be connected with on the roof longeron of upper box and be used for the overlap joint dysmorphism flashing board on the canopy board.
According to the technical scheme provided by some embodiments of the application, the second supporting and fixing component comprises two second U-shaped pieces which are symmetrically arranged along the vertical direction; the openings of the two second U-shaped pieces are arranged oppositely; the second U-shaped part comprises a second bottom plate and two second side plates which are connected to one side of the second bottom plate and distributed up and down; the second side plate positioned above is provided with a sixth surface for bearing and fixing the walkway plate; the sixth surface is parallel to the horizontal plane.
According to the technical scheme provided by some embodiments of the application, a third connecting plate is connected to one end, relatively far away from the fourth surface, of the second U-shaped piece; and a second through hole for connecting the walkway railing is formed in the third connecting plate.
According to the technical scheme provided by some embodiments of the application, the second connecting plate is provided with a third through hole used for being connected with the bottom longitudinal beam of the upper-layer box body and a fourth through hole used for being connected with the top longitudinal beam of the lower-layer box body.
According to the technical scheme provided by some embodiments of the application, the third surface is provided with a hanging piece used for being hung with the top longitudinal beam of the lower-layer box body.
Compared with the prior art, the beneficial effect of this application: the open corridor connecting structure suitable for the double-running halving type stair case overcomes the difficulty that the traditional walkway bracket and the rainshed bracket cannot be matched with the double-running halving type stair case for use by arranging the first canopy bracket which can be connected with the middle part of the top longitudinal beam of the upper-layer box body and the first walkway plate bracket which can be connected with the middle parts of the bottom longitudinal beam of the upper-layer box body and the top longitudinal beam of the lower-layer box body; this open corridor connection structure suitable for formula stair case is equallyd divide to two runs only needs to adopt bolted connection, equipment convenient and fast when the installation.
Drawings
FIG. 1 is a schematic structural view of a conventional box house building of the prior art;
fig. 2 is a schematic overall structure diagram of a box house building provided in an embodiment of the present application;
fig. 3 is a schematic structural diagram of connection of a double-running halving type stair case and a house case group unit provided by the embodiment of the application;
fig. 4 is a schematic front view of a connection structure between an upper-layer box and a lower-layer box provided in the embodiment of the present application;
FIG. 5 is a schematic side view of the connection between the upper and lower cases according to the embodiment of the present disclosure;
fig. 6 is a schematic structural view of a first canopy bracket according to an embodiment of the present disclosure;
FIG. 7 is an enlarged view of a portion B of FIG. 4;
FIG. 8 is an enlarged view of a portion D of FIG. 5;
FIG. 9 is a schematic structural view of a first walkway plate carrier according to an embodiment of the application;
FIG. 10 is an enlarged view of a portion C of FIG. 4;
FIG. 11 is an enlarged view of a portion E of FIG. 5;
fig. 12 is an enlarged structural view of a part a in fig. 3.
The text labels in the figures are represented as:
1. a single house box; 2. a double-running halving type stair box single box; 201. an upper layer box body; 202. a lower layer box body; 3. a first canopy support; 301. a first connecting plate; 302. a first U-shaped piece; 303. a first through hole; 4. a second canopy bracket; 5. a third canopy support; 6. a rainshed plate; 7. a special flashing board; 8. a first deck bracket; 801. a second connecting plate; 802. a third through hole; 803. a fourth via hole; 804. a second U-shaped piece; 805. a third connecting plate; 806. a second through hole; 807. hanging and connecting pieces; 9. a second deck bracket; 10. a third deck bracket; 11. a walkway plate; 12. a walkway balustrade; 13. dysmorphism connecting plate.
Detailed Description
The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.
In the present embodiment, an open corridor connection structure suitable for a dual-running bisection type stair case is provided, please refer to fig. 2 and 3, the box type room building includes a dual-running bisection type stair case and room case group units disposed at the left and right sides of the dual-running bisection type stair case; the box-type building is of a two-layer structure; the single layer of the house box group unit comprises a plurality of 6 m by 3 m house single boxes 1; the single house boxes 1 belonging to the same floor are sequentially spliced and arranged along the width direction of the single house boxes 1; the single layer of the double-running halving type stair box comprises two double-running halving type stair box single boxes 2 with the length of 6 meters by 3 meters; two double-running halving type stair case single boxes 2 belonging to the same layer are spliced and arranged along the width direction of the double-running halving type stair case single box 2; the length direction of the double-running halving type stair box single box 2 is perpendicular to the length direction of the house single box 1.
The box house building has a front side and a back side; the double-running equal-division type stair case is relatively close to two double-running equal-division type stair case single cases 2 on the front surface of the box type room building and is arranged in an up-and-down alignment mode, the upper case is called as an upper-layer case body 201, and the lower case is called as a lower-layer case body 202.
Referring to fig. 4 and 5, a first canopy bracket 3 is disposed in the middle of one side of the upper-layer box 201 close to the front side of the box house building; upper box 201 is close to box room building positive one side both ends are equipped with second canopy bracket 4 and third canopy bracket 5 respectively, second canopy bracket 4 with third canopy bracket 5 respectively with first canopy bracket 3 cooperation is used for supporting and fixed two canopy boards 6.
Referring to fig. 6 and 7, the first canopy support frame 3 includes a first connecting plate 301 and a first bolster anchor assembly; the first connecting plate 301 has opposing first and second surfaces; the first surface is arranged relatively close to the top longitudinal beam of the upper layer box body 201 and is connected with the middle part of the top longitudinal beam of the upper layer box body 201; the second surface is connected with the first bearing and fixing component; the first bearing and fixing component is used for bearing and fixing the canopy plate 6.
The first connecting plate 301 is provided with first through holes 303 for connecting with the top longitudinal beam of the upper-layer box body 201, in this embodiment, the first connecting plate 301 is provided with two first through holes 303, nuts corresponding to the first through holes 303 are pre-embedded on the top longitudinal beam of the upper-layer box body 201, and when the connecting plate is installed, the first connecting plate 301 and the top longitudinal beam of the upper-layer box body 201 are fixedly connected by penetrating through the first through holes 303 through bolts.
The first bearing fixing component comprises two first U-shaped pieces 302 which are symmetrically arranged along the vertical direction; the openings of the two first U-shaped pieces 302 are opposite, namely, the opening of one first U-shaped piece 302 faces to the left, and the opening of the other first U-shaped piece 302 faces to the right; the first U-shaped piece 302 comprises a first bottom plate and two first side plates which are connected to one side of the first bottom plate and distributed up and down; the free ends of the two first side plates are distributed and bent towards one sides close to each other; the first side plate positioned above is provided with a fifth surface for bearing and fixing the canopy plate 6, and the first side plate positioned above is provided with a through hole for fixedly connecting with the canopy plate 6; the fifth surface inclines downwards along the direction far away from the second surface, and when the canopy plate 6 is placed, the top surface of the canopy plate 6 also inclines downwards along the direction far away from the second surface, so that rainwater can fall conveniently.
The second canopy bracket 4 is connected to the upper left part of the upper box 201 and comprises a fourth connecting plate and a third U-shaped part; two fifth through holes are formed in the fourth connecting plate, wherein one fifth through hole is used for being fixed with the left end of the top longitudinal beam on the front face of the upper layer box body 201, and the other fifth through hole is used for being fixed with the left corner post on the front face of the upper layer box body 201; the third U-shaped member is connected to a side of the fourth connecting plate opposite to the upper tank 201, and has the same structure as the first U-shaped member 302, and the opening of the third U-shaped member faces to the side of the first canopy bracket 3.
The third canopy bracket 5 is connected to the right end of the top longitudinal beam on the front surface of the upper layer box body 201 and the right corner post on the front surface of the upper layer box body 201; the third canopy support 5 has a similar structure to the second canopy support 4, and thus, the detailed description thereof is omitted.
When installing canopy plate 6 of upper box 201, at first openly with first canopy bracket 3, second canopy bracket 4 and third canopy bracket 5 installation at upper box 201, then fixed with one end and first canopy bracket 3 of a canopy plate 6, the other end is fixed with second canopy bracket 4, and the one end of another canopy plate 6 is fixed with first canopy bracket 3 at last, and the other end is fixed with third canopy bracket 5.
Referring to fig. 8, a top longitudinal beam of the upper-layer box 201 is connected to a special-shaped flashing plate 7 for overlapping the rainshed plate 6; one end of the special-shaped flashing plate 7 is connected with the top longitudinal beam of the upper layer box body 201 in a clamped mode, the other end of the special-shaped flashing plate is connected to the top face of the canopy plate 6 in a lapped mode, and rainwater is prevented from entering a gap between the canopy plate 6 and the first canopy bracket 3.
A first walkway plate bracket 8 is arranged in the middle of the joint of the upper layer box 201 and the lower layer box 202, and the first walkway plate bracket 8 and the first canopy bracket 3 are arranged on the same side, namely are also arranged on the front of the box house building; a second walkway plate bracket 9 and a third walkway plate bracket 10 are respectively arranged at the left side and the right side of the joint of the upper layer box 201 and the lower layer box 202; the second and third walkway plate brackets 9, 10 are used in cooperation with the first walkway plate bracket 8, respectively, for supporting and fixing two walkway plates 11.
Referring to fig. 9 and 10, the first walkway plate carrier 8 includes a second connecting plate 801 and a second racking fixture assembly; the second connecting plate 801 has third and fourth opposite surfaces; the third surface is connected with the middle part of the bottom longitudinal beam of the upper box body 201 and the middle part of the top longitudinal beam of the lower box body 202; the fourth surface is connected with the second bearing fixing component; the second bearer holding assembly is used to carry and hold the walkway plate 11.
In this embodiment, the second connecting plate 801 is provided with two third through holes 802 and two fourth through holes 803, wherein the third through holes 802 are used for being connected with the bottom longitudinal beam of the upper-layer box 201, and the fourth through holes 803 are used for being connected with the top longitudinal beam of the lower-layer box 202; nuts corresponding to the third through holes 802 are pre-buried on the bottom longitudinal beams of the upper layer box body 201, nuts corresponding to the fourth through holes 803 are pre-buried on the top longitudinal beams of the lower layer box body 202, when the device is installed, bolts penetrate through the third through holes 802 to fixedly connect the second connecting plate 801 with the bottom longitudinal beams of the upper layer box body 201, and bolts penetrate through the fourth through holes 803 to fixedly connect the second connecting plate 801 with the top longitudinal beams of the lower layer box body 202.
The second bearing fixing component comprises two second U-shaped pieces 804 which are symmetrically arranged along the vertical direction; the openings of the two second U-shaped pieces 804 are arranged oppositely, namely, the opening of one second U-shaped piece 804 faces to the left, and the opening of the other second U-shaped piece 804 faces to the right; the second U-shaped part 804 comprises a second bottom plate and two second side plates which are connected to one side of the second bottom plate and distributed up and down; the free ends of the two second side plates are distributed and bent towards the sides close to each other; the second side plate located above has a sixth surface for bearing and fixing the walkway plate 11, and the second side plate located above is provided with a through hole for fixedly connecting with the walkway plate 11; the sixth surface is parallel to the horizontal plane.
Further, a third connecting plate 805 is connected to an end of the second U-shaped member 804 opposite to the fourth surface; two of the second U-shaped members 804 share one of the third connecting plates 805; the third connecting plate 805 is provided with second through holes 806 for connecting the walkway rails 12, in this embodiment, four second through holes 806 are provided, each two of the four second through holes 806 are in one group, two second through holes 806 belonging to the same group are distributed up and down, and the two groups of second through holes 806 are respectively used for connecting end rods of the outer walkway rails 12.
Referring to fig. 11, a hanging member 807 for hanging with the top longitudinal beam of the lower box 202 is disposed on the third surface, and the hanging member 807 is an L-shaped hook having one end fixed on the third surface and the other end hanging with the top longitudinal beam of the lower box 202.
The second walkway plate bracket 9 is connected to the left end of the joint of the upper box 201 and the lower box 202, and the third walkway plate bracket 10 is connected to the right end of the joint of the upper box 201 and the lower box 202, which are conventional structures in the prior art, and the detailed structure is not repeated here.
When the walkway platform at the joint of the upper box 201 and the lower box 202 is installed, the first walkway plate bracket 8, the second walkway plate bracket 9 and the third walkway plate bracket 10 are installed at the front of the joint of the upper box 201 and the lower box 202, then one end of one walkway plate 11 is fixed with the first walkway plate bracket 8, the other end is fixed with the second walkway plate bracket 9, one end of the other walkway plate 11 is fixed with the first walkway plate bracket 8, the other end is fixed with the third walkway plate bracket 10, and finally the outer walkway railing 12 at the end part is fixedly connected with the third connecting plate 805.
The open corridor connection structure installation and construction process suitable for the double-running halving type stair case provided by the embodiment of the application specifically comprises the following steps:
1: the single box 2 of the double-running halving type stair box is assembled and installed to obtain a main body structure of the double-running halving type stair box; assembling and installing the single house box 1 to obtain a main structure of the house box group unit;
2: installing a canopy plate 6 and a walkway platform on the main structure of the house box set unit, which is a method in the prior art and is not described herein again; install canopy board 6 and pavement platform on the major structure of formula stair case is equallyd divide in two runs, and it specifically includes:
2-1: fixing a first walkway bracket at the position of pre-embedded nuts in the middle of a bottom longitudinal beam of an upper layer box 201 and the middle of a top longitudinal beam of a lower layer box 202, and fixing a second walkway bracket 9 and a third walkway bracket 10 at the positions of pre-embedded nuts at two ends of the joint of the upper layer box 201 and the lower layer box 202 respectively;
2-2: two ends of one of the walkway plates 11 are respectively fixed on the first walkway plate bracket 8 and the second walkway plate bracket 9 through bolts, and two ends of the other walkway plate 11 are respectively fixed on the first walkway plate bracket 8 and the third walkway plate bracket 10 through bolts;
2-3: fixing two end rods of one outer walkway railing 12 on the first walkway plate bracket 8 and the second walkway plate bracket 9 through bolts respectively, and fixing two end rods of the other outer walkway railing 12 on the first walkway plate bracket 8 and the third walkway plate bracket 10 through bolts respectively;
2-4: fixing a first canopy bracket 3 at the position of a pre-embedded nut in the middle of a top longitudinal beam of the upper-layer box body 201, and fixing a second canopy bracket 4 and a third canopy bracket 5 at the positions of pre-embedded nuts at two ends of the top longitudinal beam of the upper-layer box body 201 respectively;
2-5: two ends of one canopy plate 6 are respectively fixed on the first canopy bracket 3 and the second canopy bracket 4 through bolts, and two ends of the other canopy plate 6 are respectively fixed on the first canopy bracket 3 and the third canopy bracket 5 through bolts;
2-6: mounting the special-shaped flashing plate 7 on the top longitudinal beam of the upper-layer box body 201;
3: and a special-shaped connecting plate 13 is arranged at the lap joint position of the adjacent box bodies of the double-running halving type stair box and the house box group unit.
It should be noted that the height of the canopy plate 6 mounted on the double-running halving type stair case is higher than the height of the canopy plate 6 mounted on the house case group unit, so that the two canopy plates 6 need to be connected through the special-shaped connecting plate 13 to prevent water leakage, as shown in fig. 12, the special-shaped connecting plate 13 includes: the first lap joint plate is used for being fixedly lapped with the high-position rain shed plate 6, the second lap joint plate is used for being fixedly lapped with the low-position rain shed plate 6, and the inclined plate is used for connecting the first lap joint plate and the second lap joint plate.
According to the open corridor connecting structure suitable for the double-running halving type stair box, the first canopy bracket capable of being connected with the middle part of the top longitudinal beam of the upper-layer box body and the first walkway plate bracket capable of being connected with the middle parts of the bottom longitudinal beam of the upper-layer box body and the top longitudinal beam of the lower-layer box body are arranged, the difficulty that the traditional walkway bracket and the canopy bracket cannot be matched with the double-running halving type stair box for use is overcome, modularized manufacturing and mounting are kept on the original basis, modularized operation is truly limited, and the disassembling, assembling and manufacturing efficiency is greatly improved; this open corridor connection structure suitable for two run halving formula stair case only needs to adopt bolted connection, equipment convenient and fast when the installation.
The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are no specific structures which are objectively limitless due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features mentioned above can be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other instances, which may or may not be practiced, are intended to be within the scope of the present application.
Claims (8)
1. An open corridor connection structure suitable for a double-run bisecting type stair case, the double-run bisecting type stair case comprising an upper-layer case body (201) and a lower-layer case body (202) which are arranged in an up-and-down alignment manner, the open corridor connection structure comprising:
the first canopy bracket (3) is mounted on one side of the upper layer box body (201) and comprises a first connecting plate (301); the first connecting plate (301) has opposite first and second surfaces; the first surface is connected with the middle part of a top longitudinal beam of the upper layer box body (201); the second surface is connected with a first bearing fixing component; the first bearing and fixing component is used for bearing and fixing a rainshed plate (6);
the first walkway plate bracket (8) is arranged at the joint of the upper layer box body (201) and the lower layer box body (202), and is arranged at the same side of the first canopy bracket (3); the first walkway carriage (8) comprises a second connecting plate (801); the second connecting plate (801) has third and fourth opposing surfaces; the third surface is connected with the middle part of the bottom longitudinal beam of the upper layer box body (201) and the middle part of the top longitudinal beam of the lower layer box body (202) at the same time; the fourth surface is connected with a second bearing fixing component; the second bearing and fixing component is used for bearing and fixing the walkway plate (11).
2. The open corridor connection structure for double running bisection stair cases according to claim 1, wherein the first bearer fixing member includes two first U-shaped members (302) symmetrically disposed in a vertical direction; the openings of the two first U-shaped pieces (302) are arranged oppositely; the first U-shaped piece (302) comprises a first bottom plate and two first side plates which are connected to one side of the first bottom plate and distributed up and down; the first side plate located above has a fifth surface for carrying and fixing the rainshed plate (6); the fifth surface slopes downwardly in a direction away from the second surface.
3. The open corridor connection structure for double-running halved stair cases according to claim 1, wherein the first connection plate (301) is provided with a first through hole (303) for connecting with the top longitudinal beam of the upper-layer case (201).
4. The open corridor connection structure for double running bisection type stair cases according to claim 1, wherein a profiled flashing (7) for lapping on the rainshed panel (6) is connected to the top longitudinal beam of the upper layer case (201).
5. The open corridor connection structure for double-running halved stair cases according to claim 1, wherein said second bearer fixing assembly comprises two second U-shaped members (804) symmetrically arranged in vertical direction; the openings of the two second U-shaped pieces (804) are arranged oppositely; the second U-shaped piece (804) comprises a second bottom plate and two second side plates which are connected to one side of the second bottom plate and distributed up and down; the second side plate located above has a sixth surface for bearing and fixing the walkway plate (11); the sixth surface is parallel to the horizontal plane.
6. The open corridor connection structure for a double running bisecting stair case according to claim 5, wherein a third connection plate (805) is connected to an end of the second U-shaped member (804) relatively far from the fourth surface; and a second through hole (806) used for connecting the walkway railing (12) is formed in the third connecting plate (805).
7. The open corridor connection structure for double-running halved stair cases according to claim 1, wherein the second connection plate (801) is provided with a third through hole (802) for connecting with the bottom longitudinal beam of the upper-layer case (201) and a fourth through hole (803) for connecting with the top longitudinal beam of the lower-layer case (202).
8. The open corridor connection structure for double running halved stair cases according to claim 1, wherein said third surface is provided with hitching means (807) for hitching with the top longitudinal beams of the lower level cases (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220695850.8U CN217000131U (en) | 2022-03-29 | 2022-03-29 | Open corridor connection structure suitable for formula stair case is equallyd divide to two runs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220695850.8U CN217000131U (en) | 2022-03-29 | 2022-03-29 | Open corridor connection structure suitable for formula stair case is equallyd divide to two runs |
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| Publication Number | Publication Date |
|---|---|
| CN217000131U true CN217000131U (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220695850.8U Active CN217000131U (en) | 2022-03-29 | 2022-03-29 | Open corridor connection structure suitable for formula stair case is equallyd divide to two runs |
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| CN (1) | CN217000131U (en) |
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- 2022-03-29 CN CN202220695850.8U patent/CN217000131U/en active Active
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