CN112252827B - Device that building engineering construction was used - Google Patents
Device that building engineering construction was used Download PDFInfo
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- CN112252827B CN112252827B CN202011171053.1A CN202011171053A CN112252827B CN 112252827 B CN112252827 B CN 112252827B CN 202011171053 A CN202011171053 A CN 202011171053A CN 112252827 B CN112252827 B CN 112252827B
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- 238000010276 construction Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 230000000670 limiting effect Effects 0.000 claims description 107
- 238000009434 installation Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 abstract description 4
- 238000009435 building construction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 10
- 238000009826 distribution Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 230000002452 interceptive effect Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Fencing (AREA)
Abstract
The invention belongs to the technical field of building construction fences, and particularly relates to a device for building engineering construction, which comprises a surrounding plate and a fixed connecting mechanism, wherein in an initial state of the fence, a first expansion plate and a second expansion plate which are positioned at two sides of the lower side of the fence are respectively nested in a fixed shell and a base, so that passing automobiles and pedestrians can be prevented from colliding on the first expansion plate and the second expansion plate, and potential safety hazards are brought to the passing automobiles and the passing pedestrians; when the fence panel is in heavy wind weather, the first expansion plate and the second expansion plate can be triggered through the swinging of the fence panel, so that the first expansion plate and the second expansion plate on the two sides can swing upwards and straighten, the joint of the fixed shell and the base is strengthened, and the fence is prevented from being blown down.
Description
Technical Field
The invention belongs to the technical field of building construction fences, and particularly relates to a device for building engineering construction.
Background
During construction of building engineering, a building fence is usually needed to isolate the construction field, so that pedestrians and vehicles are prevented from entering the construction field to cause damage; most of the existing building fences are formed by supporting iron sheets together by using supporting steel rods to form a fence, a base is usually fixed on the lower side of each supporting steel rod and is fixed with the ground through bolts, but if the supporting steel rods are only fixed through simple bases, the fences are easy to topple and turn over when high wind and severe weather occur after being built, and potential safety hazards exist; present building company is in order to improve the stability of rail, two strengthening ribs are fixed at the bilateral symmetry ground of base, can choose for use some steel sheets that have certain thickness and length simultaneously when selecting the base, but because the base is longer, thicker, need occupy the great space in ground when fixed, and the strengthening rib of both sides can occupy the space of base upside, to narrower road in the city like this, will make original road become more narrow after the installation rail, influence vehicle or pedestrian that the past went.
The invention designs a device for building engineering construction to solve the problems.
Disclosure of Invention
In order to solve the defects in the prior art, the invention discloses a device for construction engineering construction, which is realized by adopting the following technical scheme.
A device that building engineering construction used which characterized in that: the fence comprises fencing plates and fixed connection mechanisms, wherein a plurality of fixed connection mechanisms are uniformly fixed on the upper side of the ground in an area needing to be provided with a fence, the distribution of the fixed connection mechanisms can adjust the installation positions of the fixed connection mechanisms on the ground according to the terrain of the area where the fence is arranged and the shape of the fence, and the length of the fencing plates can also be selected to be suitable for the length of the fencing plates according to actual requirements; when the fence is installed, firstly one of the fixed connecting mechanisms is fixed on the upper side of the ground, then a proper fence is selected according to actual requirements, one end of the fence is fixed on the fixed connecting mechanism which is fixed on the upper side of the ground, then the other fixed connecting mechanism is fixed on a proper position on the ground according to the size of the fence, and finally the other end of the fence is connected with the fixed connecting mechanism and is sequentially transmitted, so that the fence finally forms the fence required by people through the fixation of the fixed connecting mechanisms.
The left side and the right side of the upper end of the enclosing plate are symmetrically provided with two fixing holes; two connecting fixing sleeves are symmetrically arranged on the left side and the right side of the lower end of the enclosing plate; the fixed holes and the connecting fixed sleeves are used for facilitating the mounting of the coamings on the fixed connecting mechanism.
The fixed connecting mechanism comprises a drag hook, a fixed shell, a square limiting plate, a limiting baffle, a base, a connecting square block, a leaf spring, a fixed shaft, a limiting mechanism, a driving plate, a first telescopic plate, a second telescopic plate and a trigger block, wherein a square groove is formed in the upper end surface of the base; two ends of the base are fixedly arranged on the ground through bolts; the left side surface and the right side surface of the upper end of the fixed shell are symmetrically provided with two circular through holes, the front side surface and the rear side surface of the lower end of the fixed shell are symmetrically provided with two square openings communicated with the lower end of the fixed shell, and the square openings are used for providing a swinging space for swinging of the first expansion plate and the second expansion plate, so that the first expansion plate and the second expansion plate are prevented from interfering with the fixed shell in the swinging process, and the fixed shell influences the swinging of the first expansion plate and the second expansion plate; two supporting shaft holes are symmetrically formed in the left side surface and the right side surface of the lower end of the fixed shell, two sliding grooves are symmetrically formed in the inner side surface of the lower end of the fixed shell, and the lower end of the fixed shell is mounted on the upper side of the base; two square limiting plates which have the limiting effect on the front-back swing angle of the coaming are respectively and symmetrically arranged on the left outer side surface and the right outer side surface of the fixed shell in a front-back mode, and the four square limiting plates are symmetrical to each other in pairs on the left side and the right side of the fixed shell; in windy weather, the coaming can swing back and forth when blown by wind, and the swing of the coaming can be limited by the four square limiting plates, so that the coaming can only swing within a certain angle, and the damage of the enclosure caused by overlarge swing angle of the coaming is prevented; the maximum angle of the coaming, which can swing relative to the fixed shell, can be adjusted by adjusting the relative position of the square limiting plate in the vertical direction on the fixed shell, and the maximum angle of the coaming, which can swing relative to the fixed shell, needs to be adjusted according to the amount of movement of the driving plate, which needs to move upwards, from the state with an included angle to the straight state in the swinging process of the first expansion plate and the second expansion plate, the larger the amount of movement needs to be, the larger the angle of the coaming, which can swing relative to the fixed shell, is, the situation that the swinging of the first expansion plate and the second expansion plate is driven by the driving plate is prevented from being influenced due to the undersized angle of the coaming, which can swing relative to the fixed shell, namely, the angle of the first expansion plate and the second expansion plate needs to swing is designed according to regional weather requirements, and the relative position of the square limiting plate on the fixed shell is designed according to the swinging angle; one end of each connecting square block is provided with a fixed shaft, the two connecting square blocks are symmetrically arranged at the left side and the right side of the lower end of the fixed shell through the rotating matching of the fixed shaft arranged on the connecting square blocks and the two supporting shaft holes formed on the fixed shell, and the two connecting square blocks are positioned at the outer side of the fixed shell; leaf springs for limiting the rotation of the fixing shafts are respectively arranged between the two fixing shafts and the fixing shell; in an initial state, the fixed shaft is fixed through the leaf spring, namely the connecting block is fixed, and the coaming fixed through the connecting block is also fixed; in an initial state, the coaming can be kept in a vertical state through the leaf spring, and cannot swing easily; the other ends of the two connecting blocks are respectively nested and matched with one of the two connecting fixing sleeves which are arranged on the corresponding coaming and are close to the connecting blocks; the lower end of the coaming is fixed with the fixed shell through the connecting square block, the coaming can drive the connecting square block to swing through the connecting fixed sleeve in the swinging process, and the connecting square block drives the fixed shaft to swing around the axis of the fixed shaft; the lower end of the driving plate is provided with an installation square plate, and the driving plate is arranged on the inner side of the fixed shell through the sliding fit of the installation square plate and two sliding grooves formed in the fixed shell; the two trigger blocks are symmetrically arranged on two sides of the upper end of the driving plate; the two limiting mechanisms are symmetrically arranged on two side surfaces in the fixed shell and are correspondingly matched with the two trigger blocks; the two limiting baffles are symmetrically arranged on two side surfaces in the fixed shell and positioned on the upper sides of the two limiting mechanisms, and the two limiting baffles are matched with the two trigger blocks; the limiting baffle plate is used for limiting the trigger block, namely limiting the upward movement of the drive plate, the trigger block is in contact fit with the limiting baffle plate after the first expansion plate and the second expansion plate are swung to the straightening state, and the situation that the drive plate continuously swings upwards to enable the first expansion plate and the second expansion plate to reversely swing after the first expansion plate and the second expansion plate are swung to the straightening state is prevented, so that the reinforcing of the first expansion plate and the second expansion plate on the fixed shell and the base is influenced; the connecting ropes are connected to the drag hooks, the two drag hooks are symmetrically arranged on the left side and the right side of the upper end of the fixed shell, the two drag hooks are respectively hooked and sleeved on one fixed hole corresponding to the drag hook in two fixed holes formed in the corresponding enclosing plate, and the connecting ropes connected to the two drag hooks penetrate through two circular through holes formed in the fixed shell and are connected with the upper end of the driving plate; the upper ends of two coamings positioned at two sides of the fixed shell are fixed by two draw hooks; a first avoidance notch is formed in the telescopic inner plate of the first telescopic plate and is used for preventing the first telescopic plate and the second telescopic plate from interfering in the upward swinging process; the two first expansion plates are symmetrically arranged on the fixed shell through a first pin respectively, and in an initial state, the two first expansion plates are both positioned in the fixed shell; the first expansion plate is used for preventing the passing automobiles and pedestrians from colliding with the first expansion plate, so that potential safety hazards are brought to the passing automobiles and pedestrians; a second avoidance notch is formed in the telescopic inner plate of the second telescopic plate and is used for preventing the first telescopic plate and the second telescopic plate from interfering in the upward swinging process; one ends of the two second expansion plates are respectively hinged on the first expansion plate through a connecting pin, the other ends of the two second expansion plates are respectively symmetrically arranged on two sides of the base through a second pin, and the two second expansion plates are positioned in a square groove formed in the base in an initial state; the situation that the passing automobiles and pedestrians collide against the second expansion plate to bring potential safety hazards to the passing automobiles and pedestrians is prevented; the driving plate moves up and down to control the swing of the first expansion plate and the second expansion plate on two sides through the transmission of the gear and the rack.
The drive plate drives the trigger block mounted on the drive plate to move upwards, so that when the trigger block moves to the upper side of the corresponding limiting mechanism, the limiting mechanism limits the downward movement of the drive plate in the state.
As a further improvement of the technology, four racks are mounted on four corners of the lower side of the mounting square plate; two ends of the first pin are connected with the circular mounting holes formed in the inner side surface of the fixed shell in a rotating fit manner; the four driving gears are respectively arranged at two ends of the two first pins and are respectively correspondingly meshed with the four racks; when the drive plate drives the installation square plate upward movement, the installation square plate can drive four rack upward movements, four rack movements will drive four drive gear rotations, four drive gear rotations will drive two first pins and rotate, first pin rotates and drives the first expansion plate swing that corresponds, and first expansion plate swing drives the second expansion plate swing that corresponds.
As a further improvement of the technology, the limiting mechanism comprises a limiting slide block, a return spring, a mounting shell, a first guide block and a first guide groove, wherein two first guide grooves are symmetrically formed in the inner side surface of the mounting shell, and one end of the mounting shell is fixedly mounted on the inner side surface of the fixing shell; the upper side surface and the lower side surface of one end of the limiting slide block are respectively provided with an inclined surface, the inclined angle of the inclined surface positioned on the upper side of the limiting slide block is smaller than the inclined angle of the inclined surface positioned on the lower side of the limiting slide block, when the trigger block arranged on the drive plate is in contact fit with the inclined surface positioned on the lower side of the limiting slide block in the upward moving process of the drive plate, because the inclined angle of the inclined surface positioned on the upper side of the limiting slide block is smaller than the inclined angle of the inclined surface positioned on the lower side of the limiting slide block, the drive plate can easily extrude the limiting slide block back into the installation shell, and when the trigger block arranged on the drive plate is in contact fit with the inclined surface positioned on the limiting slide block in the downward moving process of the drive plate, because the inclined angle of the inclined surface positioned on the upper side of the limiting slide block is smaller than the inclined angle of the inclined surface positioned on the lower side of the limiting slide block, the resistance of the drive plate on the inclined surface positioned on the limiting slide block is relatively larger, the drive plate is not easy to extrude the limiting slide block back into the mounting shell, and the limit mechanism can be easily triggered to move upwards in the upward movement process of the drive plate by designing different inclined angles of the upper inclined surface and the lower inclined surface on the limiting slide block, but the drive plate cannot easily exceed the limit mechanism to move downwards, and the limiting slide block can limit the downward movement of the drive plate; keeping the first expansion plate and the second expansion plate in a straightening state; the other end of the limiting sliding block is symmetrically provided with two first guide blocks, and the limiting sliding block is arranged on the mounting shell through the sliding fit of the two first guide blocks and two first guide grooves formed in the mounting shell; the two first guide blocks are in sliding fit with the two first guide grooves to guide the limiting slide block; a return spring is arranged between the end face of the limiting slide block at the end provided with the first guide block and the inner end face of the mounting shell; the reset spring plays a role in resetting the limiting slide block; the inclined plane on the upper side of the limiting slide block faces away from the driving plate in an initial state.
As a further improvement of the technology, the inner side of the upper end of the fixed shell is provided with two guide wheels which play a role in guiding the draw hook through two symmetrically distributed support shafts; one end of the two drag hooks positioned in the fixed shell is vertically downward through the guide wheel.
As a further improvement of the technology, a mounting plate is fixedly arranged on the outer circular surface of the fixed shaft, and a leaf spring is respectively arranged between the two sides of the mounting plate and the inner side surface of the fixed shell.
As a further improvement of the technology, for two drag hooks arranged on the same fixed shell, connecting ropes connected on the two drag hooks penetrate through two round through holes formed on the fixed shell, then the two drag hooks bypass corresponding guide wheels to be connected together, and then connecting points of the two connecting ropes are connected with the upper end of a driving plate through a driving rope; the two draw hooks keep synchronism through the driving rope.
As a further improvement of the present technology, the return spring is a compression spring.
As a further improvement of the technology, two ends of the base are symmetrically provided with two counter bores, and the base is fixedly arranged on the upper side of the ground through the two counter bores and the counter bolts; the bolts are all installed on the lower side of the upper side face of the base through the countersunk holes, so that the situation that the passing automobiles and pedestrians collide on the bolts higher than the upper side face of the base is prevented, and potential safety hazards are brought to the passing automobiles and pedestrians.
As a further improvement of the present technology, the lower end of the fixed shell is fixedly mounted on the upper side of the base by welding.
As a further improvement of the technology, the fixed shaft is mounted in a supporting shaft hole formed in the fixed shell through a bearing.
Compared with the traditional building construction fence technology, the fence designed by the invention has the advantages that in the initial state, the first expansion plate and the second expansion plate which are positioned at the two sides of the lower side are respectively nested in the fixed shell and the base, so that the situation that passing automobiles and pedestrians collide on the first expansion plate and the second expansion plate can be prevented, and potential safety hazards are brought to the passing automobiles and the passing pedestrians; when the fence panel is in heavy wind weather, the first expansion plate and the second expansion plate can be triggered through the swinging of the fence panel, so that the first expansion plate and the second expansion plate on the two sides can swing upwards and straighten, the joint of the fixed shell and the base is strengthened, and the fence is prevented from being blown down.
Drawings
Fig. 1 is an external view of an entire part.
Fig. 2 is a schematic view of the overall component distribution.
Fig. 3 is a schematic view of the attachment mechanism to the shroud.
Fig. 4 is a schematic plan view of the attachment mechanism to the shroud.
Fig. 5 is a schematic view of the connection between the draw hook and the enclosure plate.
Fig. 6 is a schematic diagram of the matching of a square limiting plate and a coaming.
Fig. 7 is a schematic view of the connection block and the enclosing plate.
Fig. 8 is a schematic illustration of the shroud construction.
Fig. 9 is a schematic view of the connection harness distribution.
FIG. 10 is a schematic view of the distribution of the fixing holes.
Fig. 11 is an external view of the fixed connection mechanism.
Fig. 12 is a schematic view of the hook installation.
Fig. 13 is a schematic view of mounting a square stopper plate.
FIG. 14 is a schematic diagram of a connection block distribution.
Fig. 15 is a schematic view of a stationary case structure.
Fig. 16 is a schematic view of a circular via distribution.
FIG. 17 is a schematic view showing the arrangement of the supporting shaft holes.
FIG. 18 is a schematic view of the connection block and the fixed shaft.
Figure 19 is a schematic view of the drive plate being connected to the drive cord.
FIG. 20 is a schematic view of a stator distribution.
Fig. 21 is a schematic view of a limit stop distribution.
Fig. 22 is a schematic view of the rack engaging the drive gear.
Fig. 23 is a schematic structural view of the limiting mechanism.
Figure 24 is a schematic view of a curb slider installation.
Fig. 25 is a rack mounting schematic.
Fig. 26 is a schematic view of installation of the installation square plate.
Fig. 27 is a schematic view of the arrangement of the first and second expansion plates.
Fig. 28 is a drive gear mounting schematic.
Fig. 29 is a schematic view of the connection of the first expansion plate and the second expansion plate.
Fig. 30 is a schematic view of the base structure.
FIG. 31 is a schematic view of the retractor in connection with the drive line.
Number designation in the figures: 1. enclosing plates; 2. a fixed connection mechanism; 4. pulling a hook; 5. a stationary case; 6. a square limit plate; 7. a chute; 8. a base; 9. connecting the squares; 10. connecting a fixed sleeve; 11. a fixing hole; 12. a circular through hole; 13. a support shaft hole; 14. a square opening; 22. a leaf spring; 23. mounting a plate; 24. a fixed shaft; 25. a first pin; 26. a drive rope; 27. a guide wheel; 28. a support shaft; 29. a limiting mechanism; 30. a drive plate; 31. a limit baffle; 32. a first expansion plate; 33. a second expansion plate; 34. a rack; 35. a limiting slide block; 36. a return spring; 37. mounting a shell; 38. a first guide block; 39. a first guide groove; 40. a trigger block; 41. a first avoidance notch; 42. a second avoidance gap; 43. connecting pins; 44. a square groove; 45. a countersunk hole; 46. installing a square plate; 47. a drive gear; 49. a second pin.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples or figures are illustrative of the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, the enclosure comprises an enclosure 1 and fixed connection mechanisms 2, wherein a plurality of fixed connection mechanisms 2 are uniformly fixed on the upper side of the ground in an area where an enclosure needs to be installed, the distribution of the fixed connection mechanisms 2 can adjust the installation positions of the fixed connection mechanisms 2 on the ground according to the terrain of the area where the enclosure is installed and the shape of the enclosure needing to be installed, and the length of the enclosure 1 can also be selected to be an enclosure 1 with a suitable length according to actual needs; when the fence is installed, firstly one of the fixed connecting mechanisms 2 is fixed on the upper side of the ground, then a proper fence 1 is selected according to actual requirements, one end of the fence 1 is fixed on the fixed connecting mechanism 2 fixed on the upper side of the ground, then the other fixed connecting mechanism 2 is fixed on a proper position on the ground according to the size of the fence 1, and finally the other end of the fence 1 is connected with the fixed connecting mechanism 2 and is sequentially transmitted, so that the fence 1 finally forms the fence required by people through the fixation of the fixed connecting mechanisms 2.
As shown in fig. 8 and 10, two fixing holes 11 are symmetrically formed on the left and right sides of the upper end of the enclosing plate 1; as shown in fig. 9, two connecting fixing sleeves 10 are symmetrically arranged at the left side and the right side of the lower end of the coaming 1; the fixing holes 11 and the connecting fixing sleeve 10 are used for facilitating the mounting of the coaming 1 on the fixed connecting mechanism 2.
As shown in fig. 11, the fixed connection mechanism 2 includes a hook 4, a fixed housing 5, a square limit plate 6, a limit baffle 31, a base 8, a connection block 9, a leaf spring 22, a fixed shaft 24, a limit mechanism 29, a drive plate 30, a first expansion plate 32, a second expansion plate 33, and a trigger block 40, wherein as shown in fig. 30, a square groove 44 is formed on the upper end surface of the base 8, and in an initial state, the square groove 44 formed on the base 8 provides a storage space for the second expansion plate 33, so as to prevent the upper side surface of the second expansion plate 33 from exceeding the upper side of the base 8 in the initial state and affecting passing automobiles and pedestrians; two ends of the base 8 are fixedly arranged on the ground through bolts; as shown in fig. 15 and 16, two circular through holes 12 are symmetrically formed in the left and right side surfaces of the upper end of the fixed shell 5, as shown in fig. 17, two square openings 14 penetrating through the lower end of the fixed shell 5 are symmetrically formed in the front and rear side surfaces of the lower end of the fixed shell 5, and the square openings 14 are used for providing a swing space for the swing of the first expansion plate 32 and the second expansion plate 33, so that the first expansion plate 32 and the second expansion plate 33 are prevented from interfering with the fixed shell 5 in the swing process, and the fixed shell 5 influences the swing of the first expansion plate 32 and the second expansion plate 33; two supporting shaft holes 13 are symmetrically formed in the left side surface and the right side surface of the lower end of the fixed shell 5, two sliding grooves 7 are symmetrically formed in the inner side surface of the lower end of the fixed shell 5, and as shown in fig. 3 and 4, the lower end of the fixed shell 5 is mounted on the upper side of the base 8; as shown in fig. 6 and 13, two square limit plates 6 having a limiting effect on the forward and backward swing angle of the coaming 1 are respectively and symmetrically installed on the left and right outer side surfaces of the fixed shell 5, and the four square limit plates 6 are in a group of two and are mutually symmetrical on the left and right sides of the fixed shell 5; in windy weather, the coaming 1 can swing back and forth when blown by wind, and the four square limiting plates 6 can limit the swing of the coaming 1, so that the coaming 1 can only swing within a certain angle, and the damage of the fence caused by overlarge swing angle of the coaming 1 is prevented; the maximum angle of the enclosure plate 1 capable of swinging relative to the fixed shell 5 can be adjusted by adjusting the relative position of the square limiting plate 6 in the vertical direction on the fixed shell 5, the maximum angle of the enclosure plate 1 swinging relative to the fixed shell 5 needs to be adjusted according to the movement amount of the driving plate 30 moving upwards when the first expansion plate 32 and the second expansion plate 33 swing from the state with included angles to the straight state in the swinging process, the larger the movement amount needs to be, the larger the angle of the enclosure plate 1 capable of swinging relative to the fixed shell 5 is, the situation that the driving plate 30 drives the first expansion plate 32 and the second expansion plate 33 to swing due to the undersized angle of the enclosure plate 1 which can swing relative to the fixed shell 5 is prevented, namely, the angle of the first expansion plate 32 and the second expansion plate 33 which need to swing is designed according to regional weather requirements is adopted, and the relative position of the square limiting plate 6 on the fixed shell 5 is designed according to the swinging angle; as shown in fig. 18, one end of the connecting block 9 has a fixed shaft 24, as shown in fig. 7 and 14, the two connecting blocks 9 are symmetrically installed at the left and right sides of the lower end of the fixed shell 5 through the rotational fit of the fixed shaft 24 installed thereon and the two supporting shaft holes 13 opened on the fixed shell 5, and the two connecting blocks 9 are both located at the outer side of the fixed shell 5; as shown in fig. 18, leaf springs 22 for restricting the rotation of the fixing shafts 24 are installed between the two fixing shafts 24 and the fixing case 5, respectively; in the initial state, the fixing shaft 24 is fixed through the leaf spring 22, namely the connecting block 9 is fixed, and the coaming 1 fixed through the connecting block 9 is also fixed; in the initial state, the coaming 1 can be kept in a vertical state through the leaf spring 22, and cannot swing easily; the other ends of the two connecting blocks 9 are respectively nested and matched with one connecting fixing sleeve 10 which is close to the connecting block 9 in the two connecting fixing sleeves 10 arranged on the corresponding coaming 1; the lower end of the coaming 1 is fixed with the fixed shell 5 through the connecting block 9, the coaming 1 can drive the connecting block 9 to swing through the connecting fixed sleeve 10 in the swinging process, and the connecting block 9 drives the fixed shaft 24 to swing around the axis of the fixed shaft 24; as shown in fig. 25, the lower end of the driving plate 30 is mounted with a mounting square plate 46, and as shown in fig. 26, the driving plate 30 is mounted inside the fixed housing 5 by the sliding fit of the mounting square plate 46 and the two sliding grooves 7 opened on the fixed housing 5; as shown in fig. 25, two trigger blocks 40 are symmetrically installed at both sides of the upper end of the driving plate 30; as shown in fig. 21, two limiting mechanisms 29 are symmetrically installed on two side surfaces in the fixed shell 5, and the two limiting mechanisms 29 are correspondingly matched with the two trigger blocks 40; the two limit baffles 31 are symmetrically arranged on two side surfaces in the fixed shell 5 and are positioned on the upper sides of the two limit mechanisms 29, and the two limit baffles 31 are matched with the two trigger blocks 40; the limiting baffle 31 is used for limiting the trigger block 40, namely limiting the upward movement of the drive plate 30, the trigger block 40 is in contact fit with the limiting baffle 31 after the first expansion plate 32 and the second expansion plate 33 are swung to the straightened state, and the drive plate 30 is prevented from continuously swinging upward to enable the first expansion plate 32 and the second expansion plate 33 to reversely swing after the first expansion plate 32 and the second expansion plate 33 are swung to the straightened state, so that the reinforcement of the first expansion plate 32 and the second expansion plate 33 on the fixed shell 5 and the base 8 is influenced; as shown in fig. 5 and 12, the two hooks 4 are connected with a connecting rope, the two hooks 4 are symmetrically installed on the left side and the right side of the upper end of the fixing shell 5, and as shown in fig. 5, the two hooks 4 are respectively hooked and sleeved on one fixing hole 11 corresponding to the hook 4 in the two fixing holes 11 formed in the corresponding surrounding plate 1, and as shown in fig. 19, the connecting rope connected to the two hooks 4 passes through the two circular through holes 12 formed in the fixing shell 5 and is connected with the upper end of the driving plate 30; the upper ends of two coamings 1 positioned at two sides of the fixed shell 5 are fixed by two draw hooks 4; as shown in fig. 29, a first avoidance notch 41 is formed in the inner telescopic plate of the first telescopic plate 32, and the first avoidance notch 41 is used for preventing the first telescopic plate 32 and the second telescopic plate 33 from interfering in the process of swinging upwards; as shown in fig. 22 and 27, the two first expansion plates 32 are symmetrically mounted on the fixed casing 5 by one first pin 25, and in the initial state, both the two first expansion plates 32 are located in the fixed casing 5; the first expansion plate 32 is prevented from being collided by passing automobiles and pedestrians, so that potential safety hazards are brought to the passing automobiles and pedestrians; as shown in fig. 29, a second avoidance notch 42 is formed in the inner telescopic plate of the second telescopic plate 33, and the second avoidance notch 42 is used for preventing the first telescopic plate 32 and the second telescopic plate 33 from interfering in the process of swinging upwards; as shown in fig. 27, one end of each of the two second expansion plates 33 is hinged to the first expansion plate 32 through a connecting pin 43, the other end of each of the two second expansion plates 33 is symmetrically installed on both sides of the base 8 through a second pin 49, and the two second expansion plates 33 are located in a square groove 44 formed in the base 8 in an initial state; the situation that the passing automobiles and pedestrians collide against the second expansion plate 33 to bring potential safety hazards to the passing automobiles and pedestrians is prevented; the driving plate 30 moves up and down to control the swing of the first expansion plate 32 and the second expansion plate 33 at both sides through the transmission of the gear and the rack 34.
The drive plate 30 drives the trigger block 40 mounted thereon to move upward, so that when the trigger block 40 moves to the upper side of the corresponding limiting mechanism 29, the downward movement of the drive plate 30 is limited by the limiting mechanism 29 in this state.
In summary, the following steps:
the beneficial effects of the design of the invention are as follows: in an initial state of the fence, the first expansion plate 32 and the second expansion plate 33 which are positioned at two sides of the lower side are respectively nested in the fixed shell 5 and the base 8, so that passing automobiles and pedestrians can be prevented from colliding with the first expansion plate 32 and the second expansion plate 33, and potential safety hazards are brought to the passing automobiles and the passing pedestrians; when the fence is in heavy wind, the first expansion plate 32 and the second expansion plate 33 can be triggered by the swinging of the fence plate 1, so that the first expansion plate 32 and the second expansion plate 33 on the two sides can swing upwards to be straightened, the joint of the fixed shell 5 and the base 8 is strengthened, and the fence is prevented from being blown down.
As shown in fig. 25, four racks 34 are mounted on four corners of the lower side of the mounting square plate 46; two ends of the first pin 25 are connected with a circular mounting hole formed on the inner side surface of the fixed shell 5 in a rotating fit manner; as shown in fig. 28, four driving gears 47 are respectively installed at both ends of the two first pins 25, and as shown in fig. 22, the four driving gears 47 are respectively engaged with the four racks 34; when the driving plate 30 drives the installation square plate 46 to move upwards, the installation square plate 46 can drive the four racks 34 to move upwards, the four racks 34 move to drive the four driving gears 47 to rotate, the four driving gears 47 rotate to drive the two first pins 25 to rotate, the first pins 25 rotate to drive the corresponding first expansion plates 32 to swing, and the first expansion plates 32 swing to drive the corresponding second expansion plates 33 to swing.
As shown in fig. 23, the limiting mechanism 29 includes a limiting slider 35, a return spring 36, a mounting shell 37, a first guide block 38, and a first guide groove 39, wherein as shown in fig. 24, two first guide grooves 39 are symmetrically formed on an inner side surface of the mounting shell 37, and one end of the mounting shell 37 is fixedly mounted on the inner side surface of the fixing shell 5; the upper side surface and the lower side surface of one end of the limiting slide block 35 are respectively provided with an inclined surface, the inclined angle of the inclined surface positioned at the upper side of the limiting slide block 35 is smaller than the inclined angle of the inclined surface positioned at the lower side of the limiting slide block 35, when the trigger block 40 arranged on the drive plate 30 is in contact fit with the inclined surface positioned at the lower side of the limiting slide block 35 in the upward moving process, because the inclined angle of the inclined surface positioned at the upper side of the limiting slide block 35 is smaller than the inclined angle of the inclined surface positioned at the lower side of the limiting slide block 35, the resistance of the drive plate 30 to the inclined surface positioned at the lower side of the limiting slide block 35 is relatively smaller, the drive plate 30 can easily extrude the limiting slide block 35 back into the mounting shell 37, and when the trigger block 40 arranged on the drive plate 30 is in contact fit with the inclined surface positioned on the limiting slide block 35 in the downward moving process, because the inclined angle of the inclined surface positioned at the lower side of the inclined surface positioned at the upper side of the limiting slide block 35 is smaller than the inclined angle of the inclined surface positioned at the limiting slide block 35, the resistance of the drive plate 30 on the upper side inclined plane on the limiting sliding block 35 is relatively large, and the drive plate 30 is not easy to extrude the limiting sliding block 35 back into the mounting shell 37, in the invention, by designing different inclined angles of the upper side inclined plane and the lower side inclined plane on the limiting sliding block 35, the drive plate 30 can be ensured to easily trigger the limiting mechanism 29 to move upwards in the process of moving upwards, but the drive plate 30 cannot easily exceed the limiting mechanism 29 to move downwards, and the limiting sliding block 35 plays a role in limiting the downward movement of the drive plate 30; so that the first expansion plate 32 and the second expansion plate 33 are kept in a straightened state; the other end of the limiting slide block 35 is symmetrically provided with two first guide blocks 38, and the limiting slide block 35 is installed on the installation shell 37 through the sliding fit of the two first guide blocks 38 and two first guide grooves 39 formed on the installation shell 37; the two first guide blocks 38 are in sliding fit with the two first guide grooves 39 to guide the limiting slide block 35; a return spring 36 is arranged between the end surface of the limiting slide block 35 at the end provided with the first guide block 38 and the inner end surface of the mounting shell 37; the return spring 36 plays a role in returning the limiting slide block 35; the inclined surface of the limit slider 35 located on the upper side faces away from the drive plate 30 in the initial state.
As shown in fig. 20, two guide wheels 27 for guiding the draw hook 4 are mounted on the inner side of the upper end of the fixing housing 5 through two symmetrically distributed support shafts 28; the two draw hooks 4 are positioned vertically downwards at one end in the fixed shell 5 through the guide wheel 27.
As shown in fig. 18, a mounting plate 23 is fixedly mounted on the outer circumferential surface of the fixed shaft 24, and a leaf spring 22 is mounted between each of both sides of the mounting plate 23 and the inner surface of the fixed housing 5.
As shown in fig. 19 and 31, for two drag hooks 4 mounted on the same fixed housing 5, the connecting ropes connected to the two drag hooks 4 pass through two circular through holes 12 formed in the fixed housing 5, and then are connected together by bypassing the corresponding guide wheels 27, and then the connecting points of the two connecting ropes are connected to the upper end of the driving plate 30 by a driving rope 26; the two hooks 4 are kept synchronized by the drive cable 26.
The return spring 36 is a compression spring.
As shown in fig. 30, two ends of the base 8 are symmetrically provided with two counter bores 45, and the base 8 is fixedly installed on the upper side of the ground through the two counter bores 45 and the counter bolts; all install the downside of side on base 8 through counter sink 45 with the bolt, prevent that passing car and pedestrian from colliding with on the bolt that is higher than side on base 8, bring the potential safety hazard to passing car and pedestrian.
The lower end of the fixed shell 5 is fixedly mounted on the upper side of the base 8 in a welding mode.
The fixed shaft 24 is mounted by a bearing in a support shaft hole 13 formed in the fixed case 5.
The specific working process is as follows: when the fence designed by the invention is used, when the fence is installed, one of the fixed connecting mechanisms 2 is firstly fixed on the upper side of the ground, then a proper coaming 1 is selected according to actual requirements, one end of the coaming 1 is fixed on the fixed connecting mechanism 2 fixed on the upper side of the ground, then the other fixed connecting mechanism 2 is fixed on a proper position on the ground according to the size of the coaming 1, and finally the other end of the coaming 1 is connected with the fixed connecting mechanism 2 and is sequentially transmitted, so that the coaming 1 finally forms the fence needed by people through the fixation of the fixed connecting mechanism 2; in the fixed connecting mechanism 2, the first expansion plate 32 and the second expansion plate 33 which are positioned at two sides of the lower side are respectively nested in the fixed shell 5 and the base 8 under the normal state, so that the situation that passing automobiles and pedestrians collide on the first expansion plate 32 and the second expansion plate 33 under the normal state is prevented, and potential safety hazards are brought to the passing automobiles and pedestrians; when meeting strong wind weather, wind blows bounding wall 1 swing, and bounding wall 1 swing will pass through drag hook 4 pulling drive plate 30 and upwards remove, and drive plate 30 upwards removes and will stimulate four rack 34 rebound that install on it, and four rack 34 remove and will drive four drive gear 47 and rotate, and four drive gear 47 rotate and will drive two first pins 25 and rotate, and first pin 25 rotates and drives the swing of the first expansion plate 32 that corresponds, and the swing of first expansion plate 32 drives the swing of the second expansion plate 33 that corresponds. Finally, the first expansion plate 32 and the second expansion plate 33 are straightened, the trigger block 40 mounted on the drive plate 30 also moves to the upper side of the limiting mechanism 29, the trigger block 40 is limited by the limiting mechanism 29, so that the first expansion plate 32 and the second expansion plate 33 are kept in a straightened state, the joint of the fixed shell and the base 8 is strengthened, and the fence is prevented from being blown down.
Claims (8)
1. A device that building engineering construction used which characterized in that: the fence comprises fencing plates and fixed connection mechanisms, wherein a plurality of fixed connection mechanisms are uniformly fixed on the upper side of the ground in an area where a fence is required to be installed, one fencing plate is installed between every two adjacent fixed connection mechanisms, and the left end and the right end of each fencing plate are fixedly connected with the two fixed connection mechanisms respectively;
the left side and the right side of the upper end of the enclosing plate are symmetrically provided with two fixing holes; two connecting fixing sleeves are symmetrically arranged on the left side and the right side of the lower end of the enclosing plate;
the fixed connecting mechanism comprises a drag hook, a fixed shell, a square limiting plate, a base, a connecting square block, a leaf spring, a fixed shaft, a limiting mechanism, a driving plate, a limiting baffle, a first telescopic plate, a second telescopic plate and a trigger block, wherein a square groove is formed in the upper end surface of the base, and two ends of the base are fixedly installed on the ground through bolts; two circular through holes are symmetrically formed in the left side surface and the right side surface of the upper end of the fixed shell, two square openings communicated with the lower end of the fixed shell are symmetrically formed in the front side surface and the rear side surface of the lower end of the fixed shell, two supporting shaft holes are symmetrically formed in the left side surface and the right side surface of the lower end of the fixed shell, two sliding grooves are symmetrically formed in the inner side surface of the lower end of the fixed shell, and the lower end of the fixed shell is mounted on the upper side of the base; two square limiting plates which have the limiting effect on the front-back swing angle of the coaming are respectively and symmetrically arranged on the left outer side surface and the right outer side surface of the fixed shell in a front-back mode, and the four square limiting plates are symmetrical to each other in pairs on the left side and the right side of the fixed shell; one end of each connecting square block is provided with a fixed shaft, the two connecting square blocks are symmetrically arranged at the left side and the right side of the lower end of the fixed shell through the rotating matching of the fixed shaft arranged on the connecting square blocks and the two supporting shaft holes formed on the fixed shell, and the two connecting square blocks are positioned at the outer side of the fixed shell; leaf springs for limiting the rotation of the fixing shafts are respectively arranged between the two fixing shafts and the fixing shell; the other ends of the two connecting blocks are respectively nested and matched with one of the two connecting fixing sleeves which are arranged on the corresponding coaming and are close to the connecting blocks; the lower end of the driving plate is provided with an installation square plate, and the driving plate is arranged on the inner side of the fixed shell through the sliding fit of the installation square plate and two sliding grooves formed in the fixed shell; the two trigger blocks are symmetrically arranged on two sides of the upper end of the driving plate; the two limiting mechanisms are symmetrically arranged on two side surfaces in the fixed shell and are correspondingly matched with the two trigger blocks; the two limiting baffles are symmetrically arranged on two side surfaces in the fixed shell and positioned on the upper sides of the two limiting mechanisms, and the two limiting baffles are matched with the two trigger blocks; one end of each drag hook is connected with a connecting rope, the two drag hooks are symmetrically arranged on the left side and the right side of the upper end of the fixed shell, the two drag hooks are respectively hooked and sleeved on one fixed hole corresponding to the drag hook in two fixed holes formed in the corresponding surrounding plate, and the connecting rope connected to the two drag hooks penetrates through two circular through holes formed in the fixed shell to be connected with the upper end of the driving plate; a first avoidance notch is formed in a telescopic inner plate of each first telescopic plate, the two first telescopic plates are symmetrically arranged on the fixed shell through a first pin respectively, and in an initial state, the two first telescopic plates are both positioned in the fixed shell; a second avoidance notch is formed in a telescopic inner plate of the second telescopic plate, one ends of the two second telescopic plates are respectively hinged to the first telescopic plate through a connecting pin, the other ends of the two second telescopic plates are respectively symmetrically arranged on two sides of the base through a second pin, and the two second telescopic plates are located in a square groove formed in the base in an initial state; the driving plate moves up and down to control the swing of the first expansion plate and the second expansion plate on two sides through the transmission of the gear and the rack;
the driving plate drives the trigger block arranged on the driving plate to move upwards, so that when the trigger block moves to the upper side of the corresponding limiting mechanism, the limiting mechanism can limit the downward movement of the driving plate in the state;
the four racks are arranged at four corners of the lower side of the mounting square plate; two ends of the first pin are connected with the circular mounting holes formed in the inner side surface of the fixed shell in a rotating fit manner; the four driving gears are respectively arranged at two ends of the two first pins and are respectively correspondingly meshed with the four racks;
the limiting mechanism comprises a limiting sliding block, a return spring, a mounting shell, a first guide block and a first guide groove, wherein two first guide grooves are symmetrically formed in the inner side surface of the mounting shell, and one end of the mounting shell is fixedly mounted on the inner side surface of the fixing shell; the upper side surface and the lower side surface of one end of the limiting sliding block are respectively provided with an inclined surface, the inclined angle of the inclined surface positioned on the upper side of the limiting sliding block is smaller than that of the inclined surface positioned on the lower side of the limiting sliding block, the other end of the limiting sliding block is symmetrically provided with two first guide blocks, and the limiting sliding block is arranged on the mounting shell through the sliding fit of the two first guide blocks and the two first guide grooves formed in the mounting shell; a return spring is arranged between the end face of the limiting slide block at the end provided with the first guide block and the inner end face of the mounting shell; the inclined plane on the upper side of the limiting slide block faces away from the driving plate in an initial state.
2. A device for the construction of constructional engineering as claimed in claim 1, characterized in that: two guide wheels which play a role in guiding the draw hooks are arranged on the inner side of the upper end of the fixed shell through two symmetrically distributed support shafts.
3. A device for the construction of constructional engineering as claimed in claim 1, characterized in that: and a mounting plate is fixedly mounted on the outer circular surface of the fixed shaft, and a leaf spring is respectively mounted between the two sides of the mounting plate and the inner side surface of the fixed shell.
4. A device for the construction of constructional engineering as claimed in claim 2, characterized in that: to installing two drag hooks on same set casing, the connection rope of connecting on two drag hooks passes two circular through-holes of opening on the set casing, later walks around corresponding guide pulley and links together, then the tie point of two connection ropes is connected with the upper end of drive plate through a driving rope.
5. A device for the construction of constructional engineering as claimed in claim 1, characterized in that: the return spring is a compression spring.
6. A device for the construction of constructional engineering as claimed in claim 1, characterized in that: two ends of the base are symmetrically provided with two countersunk holes, and the base is fixedly arranged on the upper side of the ground through the two countersunk holes and the countersunk bolts.
7. A device for the construction of constructional engineering as claimed in claim 1, characterized in that: the lower end of the fixed shell is fixedly arranged on the upper side of the base in a welding mode.
8. A device for the construction of constructional engineering as claimed in claim 1, characterized in that: the fixed shaft is mounted in a supporting shaft hole formed in the fixed shell through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011171053.1A CN112252827B (en) | 2019-05-23 | 2019-05-23 | Device that building engineering construction was used |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434116.9A CN110080611B (en) | 2019-05-23 | 2019-05-23 | Device that building engineering construction used |
| CN202011171053.1A CN112252827B (en) | 2019-05-23 | 2019-05-23 | Device that building engineering construction was used |
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| CN201910434116.9A Division CN110080611B (en) | 2019-05-23 | 2019-05-23 | Device that building engineering construction used |
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| CN112252827A CN112252827A (en) | 2021-01-22 |
| CN112252827B true CN112252827B (en) | 2022-04-12 |
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| CN202011173900.8A Active CN112252829B (en) | 2019-05-23 | 2019-05-23 | A equipment for building engineering construction |
| CN201910434116.9A Active CN110080611B (en) | 2019-05-23 | 2019-05-23 | Device that building engineering construction used |
| CN202011171053.1A Active CN112252827B (en) | 2019-05-23 | 2019-05-23 | Device that building engineering construction was used |
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| CN202011173900.8A Active CN112252829B (en) | 2019-05-23 | 2019-05-23 | A equipment for building engineering construction |
| CN201910434116.9A Active CN110080611B (en) | 2019-05-23 | 2019-05-23 | Device that building engineering construction used |
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| CN109736633A (en) * | 2019-01-24 | 2019-05-10 | 浙江立恒建设有限公司 | A kind of overturning-preventing housing construction protective fence |
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| CN208219404U (en) * | 2018-05-11 | 2018-12-11 | 江苏阳光新格栅栏科技有限公司 | A kind of combined type guardrail convenient for assembling |
| CN108894586A (en) * | 2018-07-27 | 2018-11-27 | 马琪吉 | A kind of building road foundation pit safety device |
| CN208749240U (en) * | 2018-08-24 | 2019-04-16 | 国诚集团有限公司 | A kind of safety protection device of municipal road foundation pit |
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- 2019-05-23 CN CN202011173900.8A patent/CN112252829B/en active Active
- 2019-05-23 CN CN201910434116.9A patent/CN110080611B/en active Active
- 2019-05-23 CN CN202011171053.1A patent/CN112252827B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004308308A (en) * | 2003-04-09 | 2004-11-04 | Nippon Koki Kk | Strut mounting structure |
| WO2010031122A1 (en) * | 2008-09-18 | 2010-03-25 | John Clement Preston | Fence panel support foot |
| CN205370114U (en) * | 2016-01-29 | 2016-07-06 | 马艳芳 | Construction project construction is with enclosing fender |
| CN106836073A (en) * | 2017-03-28 | 2017-06-13 | 张哲夫 | The anti-safety barrier for knocking down that a kind of municipal road and bridge engineering is used |
| CN109736633A (en) * | 2019-01-24 | 2019-05-10 | 浙江立恒建设有限公司 | A kind of overturning-preventing housing construction protective fence |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110080611B (en) | 2021-01-01 |
| CN112252827A (en) | 2021-01-22 |
| CN112252829B (en) | 2022-06-14 |
| CN110080611A (en) | 2019-08-02 |
| CN112252829A (en) | 2021-01-22 |
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Effective date of registration: 20220321 Address after: 610036 No. 1105, floor 11, building 1, No. 42, Shuxi Road, Jinniu high tech Industrial Park, Chengdu, Sichuan Applicant after: Chengdu Zhongpin Construction Engineering Co.,Ltd. Address before: 325024 No. 22 Lane 6, Dongzhong Street, Haibin Street, Longwan District, Wenzhou City, Zhejiang Province Applicant before: Sun Jingjie |
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