CN210483132U - Assembled stair of little high-rise building construction usefulness - Google Patents
Assembled stair of little high-rise building construction usefulness Download PDFInfo
- Publication number
- CN210483132U CN210483132U CN201921300008.4U CN201921300008U CN210483132U CN 210483132 U CN210483132 U CN 210483132U CN 201921300008 U CN201921300008 U CN 201921300008U CN 210483132 U CN210483132 U CN 210483132U
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- stair
- hinge
- strip
- handrail
- shaft
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Abstract
The utility model discloses an assembled stair of little high-rise building construction usefulness, including handrail bracing piece, ground mat, bottom supporting leg, bed plate, first hinge, handrail connecting strip, stair footboard adjusting device, second hinge, connection fixed plate and stair footboard, the utility model discloses simple structure is collapsible to conveniently carry and shift, the connection fixed plate and ground mat and the bottom supporting leg that are equipped with, make the utility model discloses can carry out quick equipment, facilitate the use improves engineering construction efficiency greatly, simultaneously the utility model discloses be equipped with the handrail, improve the security when workman uses greatly, the utility model discloses folding back volume is less, is convenient for transport, dismantles simple and conveniently, but reuse need not to abandon after the use, avoids producing more building rubbish, and is energy-concerving and environment-protective.
Description
Technical Field
The utility model belongs to the technical field of building construction equipment; in particular to an assembled stair for the construction of small high-rise buildings.
Background
In the building work progress, building inside stair space is little, be difficult to transportation building material, consequently when carrying building material toward the floor, often need build interim construction stair in the building outside, traditional construction stair adopt the stair that the plank was taken now, the plank is propped up and is established simply, the security is lower, when the length of plank construction stair is increased to needs, it is difficult to continue to increase the plank, it is great to increase the degree of difficulty, waste time and labor, the security further reduces, plank stair volume is very big simultaneously, inconvenient transportation, be difficult to reuse, lead to cause the board stair of using up back to abandon mostly, the building rubbish that produces is more, be not suitable for the development trend of green building.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembled stair of little high-rise building construction usefulness to solve current traditional construction stair and adopt the plank to take the stair now, the plank is established simply, the security is lower, it is big to increase the degree of difficulty when needing to increase stair length, it takes time and labours, plank stair volume is very big, inconvenient transportation is difficult to reuse, lead to that the plank stair of having used up back are mostly abandoned, the building rubbish that produces is more, be not suitable for the technical problem of the development trend of green building.
To achieve the above purpose, an assembled stair for small high-rise building construction comprises a handrail support rod, a ground mat, a bottom support leg, a base plate, a first hinge, a handrail connecting strip, a stair tread adjusting device, a second hinge, a connecting fixing plate and a stair tread, wherein the bottom support leg is arranged on the upper end surface of the ground mat, the lower end of the bottom support leg penetrates through the ground mat and is matched and connected with a threaded nut of the ground mat, the bottom support leg is symmetrically fixed on the lower end surface of the base plate, the handrail support rod and the first hinge are respectively fixed on the upper end surface of the base plate, the handrail support rod is arranged at one end of the upper end surface of the base plate, the first hinge is arranged at the other end of the upper end surface of the base plate, one end of the stair strip is hinged with the first hinge, the other end of the, handrail bracing piece upper end is rotated with the handrail and is connected, evenly be equipped with the handrail connecting strip between handrail and the stair strip, handrail and stair strip are connected respectively to handrail connecting strip both ends, and handrail and stair strip all rotate with the handrail connecting strip and be connected, handrail bracing piece, bed plate, first hinge, handrail connecting strip, stair strip, second hinge and connection fixed plate all are equipped with two, and symmetric distribution between the two, two stair strips are evenly located to the stair tread, and rotate with the stair strip and be connected, stair tread and stair tread adjusting device fixed connection, just stair tread adjusting device locates on an arbitrary lateral wall of two stair strips.
Furthermore, the ground mat is a hexagonal nut, and anti-skid grains are arranged on the ground mat.
Furthermore, the connecting and fixing plate is a flat rectangular body, matching anti-slip lines are arranged on the upper end face of the connecting and fixing plate, threaded holes are symmetrically distributed on the upper end face of the connecting and fixing plate, and the threaded holes are communicated with the connecting and fixing plate.
Further, the bed plate is a flat cuboid, cooperation antiskid lines are arranged on the lower end face of the bed plate, and the cooperation antiskid lines of the lower end face of the bed plate are matched with the cooperation antiskid lines of the upper end face of the connecting and fixing plate.
The stair strip comprises a lower side hinge seat, a stair slat, a handrail connecting strip groove and an upper side hinge seat, wherein the lower side hinge seat is fixed on the lower end surface of the stair slat, the upper side hinge seat is fixed on the upper end surface of the stair slat, and the handrail connecting strip groove is embedded in the front side surface of the stair slat and is arranged at the position, close to the edge of one side, of the front side surface of the stair slat;
the handrail connecting strip is rotatably connected to the inner side wall of the groove of the handrail connecting strip.
Further, stair tread adjusting device includes the rotation axis, adjusts the spacing groove, adjusts spacing card, threaded rod, hexagonal first nut and slip ring, rotation axis one end and stair tread fixed connection, the other end are equipped with the regulation spacing groove, threaded rod one end with adjust spacing groove fixed connection, the other end pierces through hexagonal first nut and threaded rod screw-thread fit connection, hexagonal first nut with adjust and be equipped with the slip ring between the spacing groove, the slip ring overlap on the threaded rod and with threaded rod sliding connection, the slip ring is close to and is equipped with the regulation spacing card on adjusting spacing groove one side, adjust spacing card and adjust the spacing groove and cooperate.
Further, the stair tread comprises a driving shaft, a driving chain gear, a driven shaft, driven chain gears, a chain, a driving pedal and driven pedals, wherein the driving shaft is embedded in the driving pedal, two ends of the driving shaft penetrate through the driving pedals, the driving chain gears are fixed at two ends of the driving shaft, the driven shaft is embedded in the driven pedals, two ends of the driven shaft penetrate through the driven pedals, the driven chain gears are fixed at two ends of the driven shaft, the driven chain gears are connected with the driving chain gears through the chain in a transmission manner, the driving pedal is rotatably connected between the two stair bars through the driving shaft, one end of the driving shaft penetrates through the stair bars and is fixedly connected with one end of the rotating shaft without an adjusting limit groove, the driven pedals are arranged at the lower side of the driving pedal, and the driven pedals are uniformly distributed between the, and is rotatably connected with the stair strip.
Furthermore, a hinge shaft of the second hinge penetrates through the side wall of the stair strip, threads are arranged at one end, penetrating through the side wall of the stair strip, of the hinge shaft, a hinge hexagonal-head nut is sleeved on the hinge shaft, the hinge hexagonal-head nut and the hinge shaft are connected to the outer side wall of the stair strip in a threaded fit mode, and anti-skidding threads are arranged between the hinge hexagonal-head nut and the outer side wall of the stair strip.
Further, the utility model discloses a working procedure and principle:
1) horizontally placing the ground mat on the ground;
2) pulling the stair strip and the handrail to enable the stair strip to rotate around the first hinge, and enabling the handrail to rotate around the hinge at the upper end of the handrail supporting rod at the same time until the upper end of the stair strip is lapped on the upper floor;
3) at the moment, the hinge hexagonal-head nut on the second hinge is rotated reversely, the connecting and fixing plate rotates around the second hinge until the connecting and fixing plate is lapped on the floor slab, and the hinge hexagonal-head nut on the second hinge is rotated forwardly, so that the connecting and fixing plate is fixed;
4) the hexagonal-head nut is reversely rotated at the moment, the hexagonal-head nut and the sliding ring are far away from the rotating shaft, the adjusting limiting clamp is separated from the adjusting limiting groove, the driving pedal is rotated at the moment, the driving pedal drives the driving chain gear to rotate, the driving chain gear drives the driven chain gear to rotate through a chain, so that the driven pedal and the driving pedal are adjusted to be in a horizontal shape easy to climb, the hexagonal-head nut is forwardly rotated at the moment, the hexagonal-head nut pushes the sliding ring to be close to the rotating shaft, the adjusting limiting groove is matched with the adjusting limiting clamp at the moment, the hexagonal-head nut continues to be forwardly rotated until the hexagonal-head nut firmly fixes the sliding ring, and the adjusting limiting clamp is tightly matched with the adjusting;
5) when the length of the stair needs to be increased, another new utility model is taken out, a new ground mat on the utility model is screwed off from the bottom supporting leg, then the new bottom supporting leg of the utility model is inserted into the threaded hole of the connecting and fixing plate, the bottom supporting leg penetrates from the upper end to the lower end of the threaded hole, then the ground mat is screwed on the lower end of the bottom supporting leg from the lower end of the connecting and fixing plate, so that the connecting and fixing plate is firmly connected with the base plate, and the ladder is lengthened;
6) when the handrail is folded, the hexagonal nut and the hexagonal nut of the hinge on the second hinge are screwed, and the handrail and the stair strip are pulled simultaneously to be overlapped.
The utility model has the advantages that: the utility model discloses simple structure, it is collapsible to conveniently carry and shift, the connection fixed plate and ground mat and the bottom supporting leg that are equipped with make the utility model discloses can carry out quick equipment, facilitate the use, improve engineering construction efficiency greatly, simultaneously the utility model discloses be equipped with the handrail, the security when improving workman's use greatly, the utility model discloses folding back volume is less, and the transportation of being convenient for dismantles simple and conveniently, but reuse need not to abandon after the use, avoids producing more building rubbish, and is energy-concerving and environment-protective.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view showing the overall structure of a fabricated stairway for the construction of a small high-rise building according to the present invention;
FIG. 2 is a schematic view showing the overall structure of the fabricated stairway for the construction of small high-rise buildings according to the present invention;
FIG. 3 is a schematic structural view of a stair strip of the fabricated stair for small high-rise building construction of the present invention;
FIG. 4 is a schematic structural view of the stair tread adjusting device of the assembled stair for the construction of small high-rise buildings;
fig. 5 is a schematic structural view of the stair tread of the fabricated stair for the construction of the small high-rise building.
Detailed Description
Referring to fig. 1-5, an assembled stair for small high-rise building construction comprises a handrail support rod 1, a ground mat 2, a bottom support leg 3, a base plate 4, a first hinge 5, a handrail 6, a handrail connecting strip 7, a stair strip 8, a stair tread adjusting device 9, a second hinge 10, a connecting and fixing plate 11 and a stair tread 12, wherein the bottom support leg 3 is arranged on the upper end surface of the ground mat 2, the lower end of the bottom support leg 3 penetrates through the ground mat 2 and is in threaded nut fit connection with the ground mat 2, the bottom support leg 3 is symmetrically fixed on the lower end surface of the base plate 4, the handrail support rod 1 and the first hinge 5 are respectively fixed on the upper end surface of the base plate 4, the handrail support rod 1 is arranged at one end of the upper end surface of the base plate 4, the first hinge 5 is arranged at the other end of the upper end surface of the base plate 4, one end of the stair strip 8 is hinged, connect fixed plate 11 and second hinge 10 articulated, 1 upper end of handrail bracing piece is rotated with handrail 6 and is connected, evenly be equipped with handrail connecting strip 7 between handrail 6 and the stair strip 8, handrail 6 and stair strip 8 are connected respectively to handrail connecting strip 7 both ends, and handrail 6 all rotates with handrail connecting strip 7 with stair strip 8 and is connected, handrail bracing piece 1, bed plate 4, first hinge 5, handrail 6, handrail connecting strip 7, stair strip 8, second hinge 10 and connection fixed plate 11 all are equipped with two, and symmetric distribution between the two, two stair strip 8 are evenly located to stair tread 12, and rotate with stair strip 8 and be connected, stair tread 12 and stair tread adjusting device 9 fixed connection, and stair tread adjusting device 9 locates on two arbitrary lateral wall of stair strip 8.
The ground mat 2 is a hexagonal nut, and anti-skid grains are arranged on the ground mat 2.
The connecting and fixing plate 11 is a flat rectangular body, the upper end face of the connecting and fixing plate 11 is provided with matched anti-slip lines, the upper end face of the connecting and fixing plate 11 is provided with symmetrically distributed threaded holes, and the threaded holes are communicated with the connecting and fixing plate 11.
The bed plate 4 is a flat cuboid, the lower end face of the bed plate 4 is provided with matched anti-slip lines, and the matched anti-slip lines of the lower end face of the bed plate 4 are matched with the matched anti-slip lines of the upper end face of the connecting fixing plate 11.
As shown in fig. 3, the stair strip 8 includes a lower hinge seat 81, a stair slat 82, a handrail connecting strip groove 83 and an upper hinge seat 84, the lower hinge seat 81 is fixed on the lower end surface of the stair slat 82, the upper hinge seat 84 is fixed on the upper end surface of the stair slat 82, and the handrail connecting strip groove 83 is embedded in the front side surface of the stair slat 82 and is disposed at a position close to one side edge of the front side surface of the stair slat 82.
The lower side hinge seat 81 is hinged with the first hinge 5, the upper side hinge seat 84 is hinged with the second hinge 10, the handrail connecting strip 7 is arranged in the handrail connecting strip groove 83, and the handrail connecting strip 7 is rotatably connected to the inner side wall of the handrail connecting strip groove 83.
As shown in fig. 4, the stair tread adjusting device 9 includes a rotating shaft 91, an adjusting limit groove 92, an adjusting limit clip 93, a threaded rod 94, a hexagonal-head nut 95 and a sliding ring 96, one end of the rotating shaft 91 is fixedly connected with the stair tread 12, the other end of the rotating shaft is provided with the adjusting limit groove 92, one end of the threaded rod 94 is fixedly connected with the adjusting limit groove 92, the other end of the threaded rod penetrates through the hexagonal-head nut 95 and the hexagonal-head nut 95 are in threaded fit connection with the threaded rod 94, the sliding ring 96 is arranged between the hexagonal-head nut 95 and the adjusting limit groove 92, the sliding ring 96 is sleeved on the threaded rod 94 and is in sliding connection with the threaded rod 94, the adjusting limit clip 93 is arranged on one side of the sliding ring 96 close to.
As shown in fig. 5, the stair tread 12 includes a driving shaft 121, a driving chain gear 122, a driven shaft 123, a driven chain gear 124, a chain 125, a driving pedal 126 and a driven pedal 127, the driving shaft 121 is embedded in the driving pedal 126, two ends of the driving shaft 121 penetrate through the driving pedal 126, the driving chain gear 122 is fixed on two ends of the driving shaft 121, the driven shaft 123 is embedded in the driven pedal 127, two ends of the driven shaft 123 penetrate through the driven pedal 127, the driven chain gear 124 is fixed on two ends of the driven shaft 123, the driven chain gear 124 is in transmission connection with the driving chain gear 122 through the chain 125, the driving pedal 126 is rotatably connected between two stair bars 8 through the driving shaft 121, one end of the driving shaft 121 penetrates through the stair bar 8 and is fixedly connected with one end of the rotation shaft 91 without an adjustment limiting groove 92, the driven pedal 127 is disposed at the lower side of the driving pedal 126, and is rotatably connected with the stair strip 8.
The hinge shaft of the second hinge 10 penetrates through the side wall of the stair strip 8, one end of the hinge shaft penetrating through the side wall of the stair strip 8 is provided with threads, a hinge hexagonal head nut is sleeved on the hinge shaft and is in threaded fit with the hinge shaft to be connected onto the outer side wall of the stair strip 8, and anti-skidding threads are arranged between the hinge hexagonal head nut and the outer side wall of the stair strip 8.
The utility model discloses a working procedure and principle:
1) the floor mat 2 is horizontally placed on the ground;
2) pulling the stair strip 8 and the handrail 6 to enable the stair strip 8 to rotate around the first hinge 5, and meanwhile, enabling the handrail 6 to rotate around the hinge at the upper end of the handrail supporting rod 1 until the upper end of the stair strip 8 is lapped on the upper floor;
3) at the moment, the hinge hexagonal-head nut on the second hinge 10 is rotated reversely, the connecting and fixing plate 11 rotates around the second hinge 10 until the connecting and fixing plate 11 is lapped on the floor slab, and the hinge hexagonal-head nut on the second hinge 10 is rotated forwardly, so that the connecting and fixing plate 11 is fixed;
4) at the moment, the hexagonal nut 95 is rotated reversely, the hexagonal nut 95 and the sliding ring 96 are far away from the rotating shaft 91, meanwhile, the adjusting limit clamp 93 is separated from the adjusting limit groove 92, at the moment, the driving pedal 126 is rotated, at the moment, the driving pedal 126 drives the driving chain gear 122 to rotate, the driving chain gear 122 drives the driven chain gear 124 to rotate through the chain 125, so that the driven pedal 127 and the driving pedal 126 are adjusted to be in a horizontal shape easy to climb, at the moment, the hexagonal nut 95 is rotated in a forward direction, the hexagonal nut 95 pushes the sliding ring 96 to be close to the rotating shaft 91, at the moment, the adjusting limit groove 92 is matched with the adjusting limit clamp 93, the hexagonal nut 95 is continuously rotated in the forward direction until the hexagonal nut 95 firmly fixes the sliding ring 96, and the adjusting limit clamp 93 is tightly matched with;
5) when the length of the stair needs to be increased, another new utility model is taken out, a new ground mat 2 on the utility model is unscrewed from the bottom supporting leg 3, then the new bottom supporting leg 3 of the utility model is inserted into the threaded hole of the connecting and fixing plate 11, the bottom supporting leg 3 penetrates from the upper end to the lower end of the threaded hole, then the ground mat 2 is screwed on the lower end of the bottom supporting leg 3 from the lower end of the connecting and fixing plate 11, so that the connecting and fixing plate 11 is firmly connected with the base plate 4, and the ladder is lengthened;
6) when the handrail is folded, the hinge hexagonal nut and the hinge hexagonal nut 95 on the second hinge 10 are screwed, and the handrail 6 and the stair strip 8 are pulled simultaneously, so that the handrail 6 and the stair strip 8 are overlapped.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (8)
1. An assembled stair for small high-rise building construction comprises a handrail supporting rod (1), a ground mat (2), bottom supporting legs (3), a base plate (4), a first hinge (5), a handrail (6), a handrail connecting strip (7), a stair strip (8), a stair tread adjusting device (9), a second hinge (10), a connecting fixing plate (11) and a stair tread (12), and is characterized in that the bottom supporting legs (3) are arranged on the upper end surface of the ground mat (2), the lower ends of the bottom supporting legs (3) penetrate through the ground mat (2) and are matched and connected with threaded nuts of the ground mat (2), the bottom supporting legs (3) are symmetrically fixed on the lower end surface of the base plate (4), the handrail supporting rod (1) and the first hinge (5) are respectively fixed on the upper end surface of the base plate (4), the handrail supporting rod (1) is arranged at one end of the upper end surface of the base plate (4), the stair railing is characterized in that the first hinge (5) is arranged at the other end of the upper end face of the base plate (4), one end of each stair strip (8) is hinged to the first hinge (5), the second hinge (10) is fixed to the other end of each stair strip (8), the connecting fixing plate (11) is hinged to the second hinge (10), the upper end of each handrail supporting rod (1) is rotatably connected with the corresponding handrail (6), handrail connecting strips (7) are uniformly arranged between the handrails (6) and the stair strips (8), the two ends of each handrail connecting strip (7) are respectively connected with the corresponding handrail (6) and the corresponding stair strips (8), the handrails (6) and the stair strips (8) are rotatably connected with the handrail connecting strips (7), and the handrail supporting rods (1), the base plate (4), the first hinge (5), the handrails (6), the handrail connecting strips (7), the stair strips (8), the second hinges (10) and the connecting fixing plates (11) are all provided with two parts, and symmetric distribution between the two, two stair strip (8) are evenly located in stair tread (12), and rotate with stair strip (8) and be connected, stair tread (12) and stair tread adjusting device (9) fixed connection, just stair tread adjusting device (9) are located on two arbitrary lateral walls of stair strip (8).
2. The fabricated stair for the construction of the small high-rise building according to claim 1, wherein the ground mat (2) is a hexagonal nut, and the ground mat (2) is provided with anti-skid grains.
3. The assembly type stair for small high-rise building construction according to claim 1, wherein the connecting and fixing plate (11) is a flat rectangular body, the upper end face of the connecting and fixing plate (11) is provided with matching anti-slip threads, the upper end face of the connecting and fixing plate (11) is provided with symmetrically distributed threaded holes, and the threaded holes penetrate through the connecting and fixing plate (11).
4. The fabricated stair for small high-rise building construction according to claim 1, wherein the base plate (4) is a flat rectangular body, the lower end face of the base plate (4) is provided with matching anti-slip patterns, and the matching anti-slip patterns on the lower end face of the base plate (4) are matched with the matching anti-slip patterns on the upper end face of the connecting and fixing plate (11).
5. The fabricated stair for small high-rise building construction according to claim 1, wherein the stair strip (8) comprises a lower hinge seat (81), a stair slat (82), a handrail connecting strip groove (83) and an upper hinge seat (84), the lower hinge seat (81) is fixed on the lower end surface of the stair slat (82), the upper hinge seat (84) is fixed on the upper end surface of the stair slat (82), the handrail connecting strip groove (83) is embedded in the front side surface of the stair slat (82) and is arranged at a position close to one side edge of the front side surface of the stair slat (82);
the lower side hinge seat (81) is hinged to the first hinge (5), the upper side hinge seat (84) is hinged to the second hinge (10), a handrail connecting strip (7) is arranged in the handrail connecting strip groove (83), and the handrail connecting strip (7) is rotatably connected to the inner side wall of the handrail connecting strip groove (83).
6. The assembly type stair for small high-rise building construction according to claim 1, wherein the stair tread adjusting device (9) comprises a rotating shaft (91), an adjusting limit groove (92), an adjusting limit clamp (93), a threaded rod (94), a hexagonal-head nut (95) and a sliding ring (96), one end of the rotating shaft (91) is fixedly connected with the stair tread (12), the other end of the rotating shaft is provided with the adjusting limit groove (92), one end of the threaded rod (94) is fixedly connected with the adjusting limit groove (92), the other end of the threaded rod penetrates through the hexagonal-head nut (95), the hexagonal-head nut (95) is in threaded fit connection with the threaded rod (94), the sliding ring (96) is arranged between the hexagonal-head nut (95) and the adjusting limit groove (92), the sliding ring (96) is sleeved on the threaded rod (94) and is in sliding connection with the threaded rod (94), the adjusting limit clamp (93) is arranged on one side of the sliding ring (96) close to the adjusting limit groove (92), the adjusting limit clamp (93) is matched with the adjusting limit groove (92).
7. The fabricated stair for small high-rise building construction according to claim 1, wherein the stair treads (12) comprise a driving shaft (121), a driving chain gear (122), a driven shaft (123), a driven chain gear (124), a chain (125), a driving pedal (126) and a driven pedal (127), the driving shaft (121) is embedded in the driving pedal (126), two ends of the driving shaft (121) penetrate through the driving pedal (126), the driving chain gear (122) is fixed on two ends of the driving shaft (121), the driven shaft (123) is embedded in the driven pedal (127), two ends of the driven shaft (123) penetrate through the driven pedal (127), the driven chain gear (124) is fixed on two ends of the driven shaft (123), the driven chain gear (124) is in transmission connection with the driving chain gear (122) through the chain (125), initiative footboard (126) are rotated through driving shaft (121) and are connected between two stair strip (8), driving shaft (121) one end pierces through stair strip (8) and one end fixed connection of rotation axis (91) no regulation spacing groove (92), initiative footboard (126) downside is located in driven footboard (127), just driven footboard (127) pass through driven shaft (123) evenly distributed between two stair strip (8), and rotate with stair strip (8) and be connected.
8. The assembly type stair for small high-rise building construction according to claim 1, wherein the hinge shaft of the second hinge (10) penetrates through the side wall of the stair strip (8), a thread is arranged at one end of the hinge shaft penetrating through the side wall of the stair strip (8), a hinge hexagonal-head nut is sleeved on the hinge shaft, the hinge hexagonal-head nut and the hinge shaft are connected to the outer side wall of the stair strip (8) in a threaded fit mode, and anti-slip threads are arranged between the hinge hexagonal-head nut and the outer side wall of the stair strip (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921300008.4U CN210483132U (en) | 2019-08-12 | 2019-08-12 | Assembled stair of little high-rise building construction usefulness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921300008.4U CN210483132U (en) | 2019-08-12 | 2019-08-12 | Assembled stair of little high-rise building construction usefulness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210483132U true CN210483132U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921300008.4U Expired - Fee Related CN210483132U (en) | 2019-08-12 | 2019-08-12 | Assembled stair of little high-rise building construction usefulness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210483132U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940165A (en) * | 2020-08-21 | 2020-11-17 | 中铁十六局集团第五工程有限公司 | Offline spraying device for tie rod arch bridge |
| CN112405480A (en) * | 2020-11-10 | 2021-02-26 | 金隅住宅产业化(唐山)有限公司 | Concrete prefabricated part placing frame with climbing ladder |
-
2019
- 2019-08-12 CN CN201921300008.4U patent/CN210483132U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940165A (en) * | 2020-08-21 | 2020-11-17 | 中铁十六局集团第五工程有限公司 | Offline spraying device for tie rod arch bridge |
| CN112405480A (en) * | 2020-11-10 | 2021-02-26 | 金隅住宅产业化(唐山)有限公司 | Concrete prefabricated part placing frame with climbing ladder |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 Termination date: 20210812 |
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| CF01 | Termination of patent right due to non-payment of annual fee |