CN216944890U - Steel bow member semi-manufactured goods delivery platform - Google Patents
Steel bow member semi-manufactured goods delivery platform Download PDFInfo
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- CN216944890U CN216944890U CN202220169820.3U CN202220169820U CN216944890U CN 216944890 U CN216944890 U CN 216944890U CN 202220169820 U CN202220169820 U CN 202220169820U CN 216944890 U CN216944890 U CN 216944890U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model relates to a steel arch semi-finished product distribution platform which comprises a steel arch semi-finished product receiving structure and a plurality of steel arch semi-finished product output guide rails which are longitudinally distributed along the transverse extension direction, wherein the steel arch semi-finished product receiving structure comprises a receiving structure part rack and a plurality of receiving structure part supporting rollers which are longitudinally distributed along the transverse extension direction, the steel arch semi-finished product output guide rails are longitudinally distributed, one end of each steel arch semi-finished product output guide rail, which is far away from the receiving structure part rack, is hinged on a semi-finished product output guide rail supporting frame through a semi-finished product output guide rail part longitudinal hinge shaft, and the other end of each steel arch semi-finished product output guide rail is supported on the semi-finished product output guide rail supporting frame through a semi-finished product output guide rail part lifting cylinder. The steel arch main body reversing output device has the advantage of being capable of reversing and outputting the steel arch main body conveyed by the bent piece, and is used for solving the problem that the steel end plates can be welded at two ends only by turning over the steel arch main body when the conventional steel arch main body is conveyed to a welding station.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction, and particularly relates to a steel arch frame semi-finished product distribution platform.
Background
Need use the steel bow member to support the tunnel diapire in tunnel work progress, tunnel steel bow member is formed by connecting a plurality of steel bow members segmentation, the steel bow member segmentation includes the steel bow member main part of the arc structure that is formed by the I-steel preparation, the welding constitutes at the steel end plate at steel bow member main part both ends, adjacent steel bow member segmentation levels the butt through the steel end plate and then fixes the steel end plate together (if the welding, screw cooperation nut locking) realization butt joint together during the use, in order to make the steel bow member segmentation atress of butt joint together not produce the skew, then the plane that requires steel end plate place is the face of the diameter of the circle with arc main part place and the geometry center that the arc initiative is located the steel end plate. The I-steel that the steel bow main part is linear structure passes through the bender and accomplishes the arc that corresponds the camber, then decide the steel bow main part of requirement length with deciding the structure, whether the length of steel bow main part accords with the length that reaches the length that needs for detecting the length through the I-steel after deciding the bending of structure through displacement sensor, decide when the arc length of the steel bow main part of length with the requirement length mutually time, the steel bow main part of cutting down carries two through steel bow semi-manufactured goods receiving structure and continues to move on longitudinally to the welding station with the end plate welding together. Carry the mode of welding station more than the steel bow member main part, the steel bow member main part only can realize that the front end is unsettled when reacing the welding station, need upset steel bow member main part (turning around to the steel bow member main part promptly) make the unsettled back of rear end again with the steel end plate welding together behind unsettled front end welding steel end plate, thereby lead to the welding inconvenient, and the welding is decided with bending and only can asynchronously go on (stop bending and decide when welding promptly, otherwise follow-up steel bow member main part that comes can interfere the welding operation), lead to production efficiency to hang down. In addition, the existing steel arch frame active production line is provided with electric welding machines at the joint of the I-steel and the joint of the steel arch frame main body and the end plate for welding, so that the number of the electric welding machines is large, the use frequency of the electric welding machines is high, the steel arch frame main body has idle time, and the whole layout cannot be carried out to save the using amount of the electric welding machines.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a steel arch semi-finished product distribution platform capable of reversing and outputting a steel arch main body conveyed by a bent part, and the platform is used for solving the problem that steel end plates can be welded at two ends only by turning over the steel arch main body when the conventional steel arch main body is conveyed to a welding station.
The technical problem is solved by the following technical scheme: the utility model provides a steel bow member semi-manufactured goods delivery platform, includes steel bow member semi-manufactured goods receiving arrangement and a plurality of steel bow member semi-manufactured goods output guide rail, steel bow member semi-manufactured goods receiving arrangement includes receiving structure portion frame and rotates a plurality of receiving structure portion supporting rollers of connection in receiving structure portion frame, receiving structure portion supporting roller transversely extends along longitudinal distribution, receiving structure portion supporting roller supports the position of object and is located receiving structure portion horizontal plane, steel bow member semi-manufactured goods output guide rail is along longitudinal distribution, steel bow member semi-manufactured goods output guide rail is along transversely extending, steel bow member semi-manufactured goods output guide rail's one end is located adjacently between the receiving structure portion supporting roller, steel bow member semi-manufactured goods output guide rail keeps away from the one end of receiving structure portion frame and articulates on semi-manufactured goods output guide rail support frame through semi-manufactured goods output guide rail portion longitudinal hinge, The other end of the semi-finished product output guide rail is supported on a semi-finished product output guide rail supporting frame through a semi-finished product output guide rail lifting cylinder, and the part of the semi-finished product output guide rail, which is positioned between the supporting rollers of the receiving structure part, can move between the upper side and the lower side of the horizontal plane of the receiving structure part under the driving action of the semi-finished product output guide rail lifting cylinder. When the steel arch frame semi-finished product receiving structure is used, the bending machine, the cutting structure and the steel arch frame semi-finished product receiving structure are distributed longitudinally, the bending machine bends the I-steel into an arc shape, the required length is cut out through the cutting structure to form a steel arch frame main body, the steel arch frame main body longitudinally reaches the steel arch frame semi-finished product receiving structure and is supported by the supporting rollers of the receiving structure part, the semi-finished product output guide rail lifting cylinder drives one end of the steel arch frame semi-finished product output guide rail to lift up the steel arch frame main body from the supporting rollers of the receiving structure part, then the steel arch frame main body transversely moves along the extending direction of the steel arch frame semi-finished product output guide rail, reversing output is achieved, and the two ends of the steel arch frame main body are in a suspended state during reversing output. The movement of the steel arch body on the steel arch semi-finished product output guide rail can be driven to slide only through tension, a power structure can be added for driving, and when the power mechanism drives, the input end (positioned at one end of the steel arch semi-finished product receiving structure) of the steel arch semi-finished product output guide rail is low. This structure makes to bend to decide and the welding can go on simultaneously, need not to vacate the space after the welding is good and just can decide.
Preferably, the steel arch frame semi-finished product receiving structure further comprises a receiving structure part power structure for driving the receiving structure part supporting rollers to rotate, the receiving structure part power structure comprises a receiving structure part driving sprocket, a receiving structure part chain, a receiving structure part driving motor for driving the receiving structure part driving sprocket to rotate and a plurality of receiving structure part driven gears which are connected to the receiving structure part supporting rollers in a one-to-one correspondence mode, and the receiving structure part chain connects the receiving structure part driving chain and the receiving structure part driven sprockets together.
Preferably, the receiving structure part frame comprises a left receiving structure part longitudinal beam, a left receiving structure part supporting frame for supporting the left receiving structure part longitudinal beam, a right receiving structure part supporting frame for supporting the right receiving structure part longitudinal beam, and a receiving structure part connecting frame for connecting the left receiving structure part supporting frame and the right receiving structure part supporting frame together, wherein two ends of the receiving structure part supporting roller are connected to the left receiving structure part longitudinal beam and the right receiving structure part longitudinal beam through bearings.
The receiving structure part comparison structure comprises a blocking plate and a blocking plate lifting cylinder for driving the blocking plate to lift, the plane of the blocking plate is a vertical plane extending along the transverse direction, the blocking plate can move between the upper side and the lower side of the horizontal plane of the receiving structure part under the driving action of the blocking plate lifting cylinder, and the blocking plate is aligned with a gap between supporting rollers of adjacent receiving structure parts. When the steel arch centering body is used, when the steel arch centering body with a certain length is manufactured, the resistance plate with the distance between the arresting plate and the cutting structure being equal to the length of the steel arch centering body is lifted to be positioned above the horizontal plane of the receiving structure part under the action of the arresting plate lifting cylinder, the rest resistance plates are positioned below the horizontal plane of the receiving structure part, the bent I-shaped steel moves forwards and is abutted with the resistance plates higher than the horizontal plane of the receiving structure part, then the steel arch centering body is cut through the cutting structure, and the length of the cut arc I-shaped steel is the required length and is also the steel arch centering body. The steel arch body with different lengths can be conveniently manufactured.
Preferably, the receiving structure part comparison structure further comprises a receiving structure part left vertical sliding groove and a receiving structure part right vertical sliding groove, the left end of the blocking plate is connected in the receiving structure part left vertical sliding groove in a sliding mode, the right end of the blocking plate is connected in the receiving structure part right vertical sliding groove in a sliding mode, and the receiving structure part left vertical sliding groove and the receiving structure part right vertical sliding groove are fixedly connected with the receiving structure part rack. The damage to the lifting cylinder of the blocking plate when the steel arch body is contacted with the blocking plate can be prevented.
The utility model also comprises a receiving structure part rack supporting ground rail extending along the longitudinal direction, wherein the receiving structure part rack is provided with a receiving structure part supporting roller, and the receiving structure part rack is supported on the receiving structure part rack supporting ground rail through the receiving structure part roller. When the distance between the blocking plate and the cutting structure is different and the design distance has errors due to manufacturing and mounting errors and the like, the position of the rack of the receiving structure part is moved to adjust and correct the position. The requirement of manufacturing precision is reduced.
Preferably, the end of the steel arch semi-finished product output guide rail far away from the receiving structure part frame is lower than the receiving structure part horizontal plane. Can prevent that the steel bow member main part from moving towards the input under the effect of gravity and interfering the continuous production of the piece of bending.
Preferably, the steel arch frame semi-finished product output guide rail comprises an output guide rail part driving chain wheel, an output guide rail part driven chain wheel, an output guide rail part driving motor for driving the output guide rail part driving chain wheel to rotate, an output guide rail part chain and two output guide rail part cross beams, wherein the output guide rail part driving chain wheel is rotatably connected with two ends of the output guide rail part cross beams, the output guide rail part driven chain wheel is rotatably connected with the other ends of the two output guide rail part cross beams, the output guide rail part chain connects the output guide rail part driving chain wheel and the conveying guide rail part driven chain wheel together, and the part of the guide rail part chain, which is positioned between the output guide rail part driving chain wheel and the output guide rail part driven chain wheel, is in a tensioning state and is used for supporting the steel arch frame semi-finished product. The conveying speed of the steel arch main body on the steel arch semi-finished product output guide rail can be controlled.
The utility model has the beneficial effects that: the steel arch main body with the preset length can be manufactured, a displacement sensor is not needed for measuring or the length meets the requirement, and the cost is low; the steel arch main body can be output in a reversing way.
Drawings
FIG. 1 is a schematic top view of the present invention in use;
FIG. 2 is an enlarged partial schematic view at C of FIG. 1;
FIG. 3 is a schematic view of the present invention in use;
FIG. 4 is a schematic cross-sectional view of an I-beam;
FIG. 5 is a schematic perspective view of the steel arch semi-finished product receiving structure and the steel arch semi-finished product output guide rail;
fig. 6 is a schematic perspective view of a steel arch semi-finished product output guide rail.
In the figure: i-steel 37, side steel plates 22, connecting steel plates 23, steel grooves 24, a rounding machine 73, a cutting structure 74, a receiving structure part supporting roller 76, a receiving structure part comparison structure 77, a blocking plate 78, a blocking plate lifting cylinder 79, a left receiving structure part longitudinal beam 80, a receiving structure part left supporting frame 81, a right receiving structure part longitudinal beam 82, a receiving structure part right supporting frame 83, a bearing 84, a receiving structure part lower longitudinal beam 85, a receiving structure part lower cross beam 86, a receiving structure part left vertical sliding groove 87, a receiving structure part right vertical sliding groove 88, a steel arch frame main body 89, a steel arch frame semi-finished product output guide rail 90, a semi-finished product output guide rail part longitudinal hinged shaft 91, a semi-finished product output guide rail supporting frame 92, a semi-finished product output guide rail lifting cylinder 93, a receiving structure part frame supporting ground rail 94, a receiving structure part supporting roller 95, an output guide rail part driving sprocket 96, an output guide rail part driven sprocket 100, a receiving structure part supporting roller, a receiving structure part supporting structure part 80, a receiving structure part supporting structure, a receiving structure, a receiving structure, a, Output track section chain 101, output track section cross member 102, and section 103 of track section chain above the output track section drive sprocket and output track section driven sprocket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, a steel arch semi-finished product delivery platform includes a steel arch semi-finished product receiving structure and three steel arch semi-finished product output rails 90. In use, the steel arch semi-finished product receiving structure is butted with a bending machine 73 and a cutting structure 74 along the longitudinal layout, and the cutting structure is positioned between the bending machine and the steel arch semi-finished product receiving structure. The steel arch frame semi-finished product receiving structure comprises a receiving structure part rack, a plurality of receiving structure part supporting rollers 76 rotatably connected to the receiving structure part rack, a receiving structure part power structure driving the receiving structure part supporting rollers to rotate and four receiving structure part comparison structures 77 connected to the receiving structure part rack. Receiving structure portion supporting rollers transversely extend along longitudinal distribution, receiving structure portion compares structure and includes that arresting plate 78 and the vertical plane that drives the arresting plate lift 79, the plane at arresting plate place is along the vertical plane of horizontal extension, the position that receiving structure portion supporting rollers supported the object is located receiving structure portion horizontal plane, the arresting plate can remove between the upper and lower both sides of receiving structure portion horizontal plane under the drive effect of arresting plate lift cylinder, the gap between arresting plate and the adjacent receiving structure portion supporting rollers aligns. The distances between the plane of each arresting plate and the cutting structure are equal to the mysterious lengths of the arcs corresponding to the steel arch body with the same length, so that the steel arch body with the length of four middle can be manufactured by the utility model. The power structure of the receiving structure part comprises a driving chain wheel of the receiving structure part, a chain of the receiving structure part, a driving motor of the receiving structure part for driving the driving chain wheel of the receiving structure part to rotate and a plurality of driven gears of the receiving structure part which are connected to the supporting roller wheels of the receiving structure part in a one-to-one correspondence manner, wherein the chain of the receiving structure part connects the driving chain of the receiving structure part and the driven chain wheel of the receiving structure part together. The receiving structure section frame includes a left receiving structure section stringer 80, a receiving structure section left support frame 81 supporting the left receiving structure section stringer, a right receiving structure section stringer 82, a receiving structure section right support frame 83 supporting the right receiving structure section stringer, and a receiving structure section link connecting the receiving structure section left support frame and the receiving structure section right support frame together. The two ends of the receiving structure support roller are connected to the receiving structure left longitudinal beam and the receiving structure right longitudinal beam through bearings 84. The bearing is a bearing with a connecting seat. Receiving structure portion link includes receiving structure portion longeron 85 and a plurality of receiving structure portion bottom end rail 86, and receiving structure portion bottom end rail is along longitudinal distribution and all link together with receiving structure portion longeron, and the board lift cylinder that blocks links together with receiving structure portion longeron, specifically: the cylinder body of the barrier plate lifting cylinder is connected with the lower longitudinal beam of the receiving structure part, and the barrier plate is connected with the piston rod of the barrier plate lifting cylinder. The receiving structure part comparison structure further comprises a receiving structure part left vertical sliding groove 87 and a receiving structure part right vertical sliding groove 88, the left end of the blocking plate is connected in the receiving structure part left vertical sliding groove in a sliding mode, the right end of the blocking plate is connected in the receiving structure part right vertical sliding groove in a sliding mode, and the receiving structure part left vertical sliding groove and the receiving structure part right vertical sliding groove are fixedly connected with the receiving structure part rack.
The steel arch semi-finished product output guide rails are longitudinally distributed and transversely extend. One end of the steel arch frame semi-finished product output guide rail, which is far away from the frame of the receiving structure part, is hinged on a semi-finished product output guide rail support frame 92 through a semi-finished product output guide rail part longitudinal hinge shaft 91, the other end of the steel arch frame semi-finished product output guide rail is supported on the semi-finished product output guide rail support frame through a semi-finished product output guide rail lifting cylinder 93, and the part of the semi-finished product output guide rail, which is positioned between the support rollers of the receiving structure part, can move between the upper side and the lower side of the horizontal plane of the receiving structure part under the driving action of the semi-finished product output guide rail lifting cylinder. The utility model also includes a receiving structure portion frame support ground rail 94 extending in a longitudinal direction, the receiving structure portion frame being provided with receiving structure portion support rollers 95, the receiving structure portion frame being supported on the receiving structure portion frame support ground rail by the receiving structure portion rollers. One end of the steel arch frame semi-finished product output guide rail, which is far away from the frame of the receiving structure part, is lower than the horizontal plane of the receiving structure part. The steel bow member semi-manufactured goods output guide rail includes output guide rail portion drive sprocket 96, output guide rail portion driven sprocket 100, drive output guide rail portion drive sprocket pivoted output guide rail portion driving motor, output guide rail portion chain 101 and two output guide rail portion crossbeams 102, and output guide rail portion drive sprocket rotates to be connected two the one end of output guide rail portion crossbeam, output guide rail portion driven sprocket rotate to be connected the other end at two output guide rail portion crossbeams, and output guide rail portion chain links together output guide rail portion drive sprocket and transport guide rail portion driven sprocket. The part 103 of the guide rail part chain above the output guide rail part driving sprocket and the output guide rail part driven sprocket is in a tensioning state and is used for supporting the semi-finished product of the steel arch frame.
When the steel arch centering body is used, when the I-shaped steel bent into the arc shape by the rounding machine is abutted with the corresponding resistance plate, one end of the arc-shaped I-shaped steel, which is far away from the rounding machine, is cut down through the cutting structure, so that the steel arch centering body with the corresponding length is formed. And then the steel arch semi-finished product output guide rail is lifted up under the action of the semi-finished product output guide rail lifting cylinder to support the steel arch main body from the steel arch semi-finished product receiving structure, the steel arch semi-finished product output guide rail drives the steel arch to longitudinally move to the steel arch semi-finished product output guide rail blanking section towards the direction far away from the steel arch semi-finished product receiving structure, and then the steel end plates are welded at two ends of the steel arch main body.
The I-shaped steel comprises two side steel plates 22 and a connecting steel plate 23 which connects the middle parts of the two side steel plates together, the two steel grooves 24 are enclosed by the side steel plates and the connecting steel plate, the two side steel plates and the connecting steel plate are connected together in an I shape, the steel end plate 113 is rectangular, and the I-shaped steel moves in a mode that the steel grooves move along the vertical direction in the whole machining process.
Claims (8)
1. The utility model provides a steel bow member semi-manufactured goods delivery platform, its characterized in that, includes steel bow member semi-manufactured goods receiving structure and a plurality of steel bow member semi-manufactured goods output guide rail, steel bow member semi-manufactured goods receiving structure includes receiving structure portion frame and rotates a plurality of receiving structure portion support rolls of connecting in the receiving structure portion frame, receiving structure portion support roll transversely extends along longitudinal distribution, receiving structure portion support roll supports the position of object and is located receiving structure portion horizontal plane, steel bow member semi-manufactured goods output guide rail is along longitudinal distribution, steel bow member semi-manufactured goods output guide rail is along transversely extending, the one end of steel bow member semi-manufactured goods output guide rail is located adjacently between the receiving structure portion support roll, the one end that receiving structure portion frame was kept away from to steel bow member semi-manufactured goods output guide rail is articulated on semi-manufactured goods output guide rail support frame through semi-manufactured goods output guide rail portion longitudinal hinge, and is connected, The other end of the semi-finished product output guide rail is supported on a semi-finished product output guide rail supporting frame through a semi-finished product output guide rail lifting cylinder, and the part of the semi-finished product output guide rail, which is positioned between the supporting rollers of the receiving structure part, can move between the upper side and the lower side of the horizontal plane of the receiving structure part under the driving action of the semi-finished product output guide rail lifting cylinder.
2. The steel arch bar intermediate product delivery platform of claim 1, wherein the steel arch bar intermediate product receiving structure further comprises a receiving structure portion power structure for driving the receiving structure portion support rollers to rotate, the receiving structure portion power structure comprises a receiving structure portion drive sprocket, a receiving structure portion chain, a receiving structure portion drive motor for driving the receiving structure portion drive sprocket to rotate, and a plurality of receiving structure portion driven gears connected to the receiving structure portion support rollers in a one-to-one correspondence, the receiving structure portion chain connecting the receiving structure portion drive chain and the receiving structure portion driven sprockets together.
3. The steel arch semi-finished product dispensing platform of claim 1 or 2, wherein the receiving structure frame comprises a left receiving structure side rail, a receiving structure side left support frame supporting the left receiving structure side rail, a right receiving structure side rail, a receiving structure side right support frame supporting the right receiving structure side rail, and a receiving structure connecting frame connecting the receiving structure side left support frame and the receiving structure side right support frame, and both ends of the receiving structure side support roller are connected to the receiving structure side left rail and the receiving structure side right rail through bearings.
4. The steel arch semi-finished product distribution platform according to claim 1 or 2, further comprising a plurality of receiving structure part comparison structures connected to the receiving structure part frame, wherein the receiving structure part comparison structures are distributed along the longitudinal direction, the receiving structure part comparison structures comprise a blocking plate and a blocking plate lifting cylinder driving the blocking plate to lift, the blocking plate is located on a vertical plane extending along the transverse direction, the blocking plate can move between the upper side and the lower side of the horizontal plane of the receiving structure part under the driving action of the blocking plate lifting cylinder, and the blocking plate is aligned with a gap between adjacent receiving structure part support rollers.
5. The steel bow semi-finished product distribution platform of claim 4, wherein the receiving structure portion comparison structure further comprises a receiving structure portion left vertical sliding groove and a receiving structure portion right vertical sliding groove, the left end of the blocking plate is slidably connected in the receiving structure portion left vertical sliding groove, the right end of the blocking plate is slidably connected in the receiving structure portion right vertical sliding groove, and the receiving structure portion left vertical sliding groove and the receiving structure portion right vertical sliding groove are fixedly connected with the receiving structure portion rack.
6. A steel arch semi-finished product delivery platform according to claim 1 or 2, further comprising a receiving structure portion frame support ground rail extending in the longitudinal direction, the receiving structure portion frame being provided with receiving structure portion support rollers, the receiving structure portion frame being supported on the receiving structure portion frame support ground rail by the receiving structure portion rollers.
7. A steel arch semi-finished product delivery platform according to claim 1 or 2, wherein the end of the steel arch semi-finished product delivery track remote from the receiving structure frame is below the receiving structure level.
8. The steel arch bar semi-finished product delivery platform of claim 7, wherein the steel arch bar semi-finished product output guide comprises an output guide portion drive sprocket, an output guide portion driven sprocket, an output guide portion drive motor for driving the output guide portion drive sprocket to rotate, an output guide portion chain and two output guide portion cross beams, the output guide portion drive sprocket is rotatably connected to one end of the two output guide portion cross beams, the output guide portion driven sprocket is rotatably connected to the other end of the two output guide portion cross beams, the output guide portion chain connects the output guide portion drive sprocket and the delivery guide portion driven sprocket together, and a portion of the guide portion chain between the output guide portion drive sprocket and the output guide portion driven sprocket is in a tensioned state and is used for supporting the steel arch bar semi-finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220169820.3U CN216944890U (en) | 2022-01-21 | 2022-01-21 | Steel bow member semi-manufactured goods delivery platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220169820.3U CN216944890U (en) | 2022-01-21 | 2022-01-21 | Steel bow member semi-manufactured goods delivery platform |
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| CN216944890U true CN216944890U (en) | 2022-07-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114408488A (en) * | 2022-01-21 | 2022-04-29 | 浙江交工金筑交通建设有限公司 | Steel bow member semi-manufactured goods delivery platform |
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2022
- 2022-01-21 CN CN202220169820.3U patent/CN216944890U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114408488A (en) * | 2022-01-21 | 2022-04-29 | 浙江交工金筑交通建设有限公司 | Steel bow member semi-manufactured goods delivery platform |
| CN114408488B (en) * | 2022-01-21 | 2024-04-16 | 浙江交工金筑交通建设有限公司 | Steel arch semi-finished product distribution platform |
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