CN210217199U - Detachable safety device - Google Patents
Detachable safety device Download PDFInfo
- Publication number
- CN210217199U CN210217199U CN201920600834.4U CN201920600834U CN210217199U CN 210217199 U CN210217199 U CN 210217199U CN 201920600834 U CN201920600834 U CN 201920600834U CN 210217199 U CN210217199 U CN 210217199U
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- Prior art keywords
- thread screw
- clamping plate
- positive
- reverse
- upper clamping
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Abstract
The utility model provides a detachable safety device, by the same symmetry of structure install two quick assembly disassembly clamp fixed knot construct on adjacent girder steel and install the work platform that has the protection network on two quick assembly disassembly clamp fixed knot construct and constitute. The utility model discloses detachable safety device reasonable in design, novelty. Through the extension or the contraction of the piston rod of the hydraulic actuator cylinder, the positive thread screw rod and the negative thread screw rod can be driven to rotate in opposite directions, and the positive thread screw rod and the negative thread screw rod rotate in opposite directions to drive the clamping plate or clamp and fix the clamping plate on the steel beam or loosen the steel beam. The operation platform is fixed to two quick-disassembling clamping fixing structures fixed on the steel beam, and a worker can stand on the operation platform to continue construction of the building steel structure. Use the utility model discloses detachable safety device installation time is short, labour saving and time saving, and the construction progress is fast, has both guaranteed constructor safety, has avoided welding angle steel to the female material's of girder destruction and reduction life's drawback again.
Description
Technical Field
The utility model relates to a safety arrangement of construction especially relates to one kind and installs on the large-scale H shaped steel roof beam of completion, guarantee constructor stands the detachable safety device of safe construction above that.
Background
In the process of installing the building steel structure, due to the requirements of processes or technologies, construction personnel often stand on the installed large-scale H-shaped steel beams such as the frame beam or the roof beam and the like, and continue to install the steel structure in the following processes. In order to ensure personal safety of constructors during installation of subsequent steel structures, the conventional method is to vertically weld angle steel on an upper flange plate of an H-shaped steel beam and then tie a safety rope on the angle steel as a temporary handrail. After the temporary handrail is used up, need cut the angle steel and polish the restoration to the girder steel welding department, the position of girder steel welding and excision angle steel can cause the damage to the girder steel mother metal, still can reduce girder steel structural strength and life after the restoration. In addition, the time spent in installing and dismantling the temporary handrail is longer, consumes manpower and material resources, influences the construction progress, and this work progress also has the potential safety hazard simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a girder steel mother metal can not receive the damage, and girder steel structural strength and life can obtain the guarantee, and installation time is short, the material resources of using manpower sparingly, and the construction progress is fast for the follow-up construction of steel construction can guarantee constructor's safe detachable safety device.
The purpose of the utility model is that can realize. The utility model discloses a detachable safety device's characterized in that: including two quick assembly disassembly tight fixed knot that the same symmetry of structure is installed on two adjacent girder steels, install two quick assembly disassembly tight fixed knot on two adjacent girder steels and press from both sides an operation platform of overlap joint between the tight fixed knot of tight, operation platform fixes on two quick assembly disassembly tight fixed knot construct through four fixing bolt, operation platform upper surface is equipped with a plurality of stands all around, installs the protection network on a plurality of stands jointly.
The utility model discloses detachable safety device, wherein be equipped with an punch holder and lower plate among the tight fixed knot of every quick assembly disassembly clamp, the punch holder lower surface is equipped with the last centre gripping groove of a girder steel along vertical center department, and the lower plate upper surface is equipped with the lower centre gripping groove of a girder steel along vertical center department, and punch holder front end right side is equipped with a positive screw hole, and the front end left side is equipped with a reverse-threaded hole.
The upper clamping plate is internally and threadedly connected with a reverse-thread screw, the reverse-thread screw is sleeved with a left sliding sheath, the part below the upper clamping plate is sequentially and downwards slidably sleeved with a left cushion pad and a left fixed block, the bottom end of the reverse-thread screw is fixed on a reverse-thread screw seat, the left cushion pad and the left fixed block sleeved on the reverse-thread screw are seated on the reverse-thread screw seat, the front part of the reverse-thread screw seat is welded with a left connecting rod, the other end of the left connecting rod is fixedly connected with a left rotating shaft, and the left rotating shaft is rotatably connected with a piston rod joint of a hydraulic actuator.
The hydraulic actuator is characterized in that a positive thread screw is connected with a positive thread hole of the upper clamping plate in an internal thread mode, a right sliding sheath is sleeved on the part, located above the upper clamping plate, of the positive thread screw, a right cushion pad and a right fixing block are sequentially sleeved on the part, located below the upper clamping plate, of the positive thread screw, the bottom end of the positive thread screw is fixed on a positive thread screw seat, the right cushion pad and the right fixing block which are sleeved on the positive thread screw are seated on the positive thread screw seat, a right connecting rod is welded to the front portion of the positive thread screw seat, the other end of the right connecting rod is fixedly connected with a right rotating shaft.
The rear ends of the left fixing block and the right fixing block are fixedly connected with a lower clamping plate together.
The reverse-thread screw rod seat is connected with the hydraulic actuator cylinder through the left rotating shaft and the positive-thread screw rod seat is connected with the hydraulic actuator cylinder through the right rotating shaft.
The utility model discloses detachable safety device, wherein hydraulic actuator's piston rod is in the shrink process, and positive thread screw rod and negative thread screw rod have mutual inside rotation orbit simultaneously, and the punch holder has an ascending motion orbit of relaxing under positive thread screw rod and negative thread screw rod combined action, hydraulic actuator piston rod is in and stretches out the process, and positive thread screw rod and negative thread screw rod have mutual outside rotation orbit simultaneously, and the punch holder has a decurrent tight motion orbit of clamp under positive thread screw rod and negative thread screw rod combined action, and the punch holder is in the clamping state, the girder steel is pressed from both sides tightly in last centre gripping groove and lower centre gripping groove, quick assembly disassembly presss from both sides tight fixed knot and constructs and fix on the girder steel.
The utility model discloses detachable safety device and prior art difference lie in the utility model discloses detachable safety device reasonable in design, novelty. The utility model discloses detachable safety device presss from both sides tight fixed knot by two quick assembly disassembly that the same symmetry of structure was installed on adjacent girder steel and installs the work platform that has the protection network on two quick assembly disassembly press from both sides tight fixed knot construct and constitute. The utility model discloses detachable safety device can drive positive thread screw rod and negative thread screw rod simultaneously through stretching out or contracting of hydraulic actuator piston rod and do and be each other for the antiport, and each other is antiport through positive thread screw rod and negative thread screw rod and drives the grip block that quick assembly disassembly pressed from both sides tight fixed knot structure or press from both sides tight girder steel or loosen the girder steel. The clamping plate is clamped on the steel beam, and then the clamping and fixing structure can be integrally fixed on the post beam through quick assembly disassembly. The two quick-assembly and disassembly clamping fixing structures fixed on the steel beam are paved and fixed with the upper operation platform, and a constructor can stand on the operation platform to continue to operate the subsequent engineering of the construction steel structure. Use the utility model discloses a detachable safety device installation time is short, the material resources of using manpower sparingly, and the construction progress is fast, has both guaranteed constructor's construction personal safety, has avoided welding angle steel again to the female material's of girder steel destruction and reduction structural strength and life's drawback.
The detachable safety device of the present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of the overlooking structure of the detachable safety device of the present invention.
Fig. 2 is a schematic diagram of the three-dimensional structure of the detachable safety device of the present invention.
Fig. 3 is a schematic view of the detachable safety device with the upper clamping plate clamping the fixed steel beam.
Fig. 4 is a schematic view of the state of the detachable safety device with the steel beam loosened by the upper clamping plate.
Detailed Description
As shown in fig. 1 and fig. 2, the utility model discloses a detachable safety device comprises two quick assembly disassembly clamp fixing structure 2 that the same symmetry of a set of structure is installed on two adjacent girder steels 1 and two quick assembly disassembly clamp fixing structure 3 of overlap joint between 2 that install on two adjacent girder steels 1. The operation platform 3 is fixed on the two quick-dismounting clamping fixing structures 2 through four fixing bolts 4. A plurality of upright posts 5 are arranged on the periphery of the upper surface of the operation platform 3, and a protective net 6 is arranged on the upright posts 5.
As shown in fig. 3 and 4, each quick release clamp fixing structure 2 is provided with an upper clamp plate 7 and a lower clamp plate 8. An upper clamping groove 9 of the steel beam 1 is arranged on the lower surface of the upper clamping plate 7 along the longitudinal center. The upper surface of the lower clamping plate 8 is provided with a lower clamping groove 10 of the steel beam 1 along the longitudinal center. A positive threaded hole is formed in the right side of the front end of the upper clamping plate 7, and a negative threaded hole is formed in the left side of the front end of the upper clamping plate. The reverse threaded hole of the upper clamping plate 7 is internally threaded with a reverse threaded screw 24. A left sliding sheath 25 is sleeved on the part of the reverse-thread screw 24 positioned above the upper clamping plate 7, and a left cushion pad 11 and a left fixing block 12 are sequentially sleeved downwards on the part positioned below the upper clamping plate 7. The bottom end of the reverse-thread screw 24 is fixed on the reverse-thread screw seat 13. The left cushion pad 11 and the left fixed block 12 sleeved on the reverse-thread screw 24 are seated on the reverse-thread screw seat 13. The front part of the reverse-thread screw seat 13 is welded with a left connecting rod 14, and the other end of the left connecting rod 14 is fixedly connected with a left rotating shaft 15. The left pivot shaft 15 is pivotally connected to the piston rod connector 26 of the hydraulic ram 16. The positive thread hole of the upper clamping plate 7 is internally threaded with a positive thread screw 23. A right sliding sheath 22 is sleeved on the part of the positive thread screw 23 positioned above the upper clamping plate 7, and a right buffer pad 21 and a right fixing block 20 are sequentially sleeved downwards on the part positioned below the upper clamping plate 7. The bottom end of the positive-thread screw 23 is fixed on the positive-thread screw seat 19. A right cushion pad 21 and a right fixed block 20 sleeved on the positive thread screw 23 are seated on the positive thread screw seat 19. A right connecting rod 18 is welded at the front part of the positive thread screw rod seat 19, the other end of the right connecting rod 18 is fixedly connected with a right rotating shaft 17, and the right rotating shaft 17 is rotatably connected with a connecting seat 27 of the hydraulic actuating cylinder 16. The rear ends of the left fixing block 12 and the right fixing block 20 are fixedly connected with the lower splint 8 together. The reverse-flight screw mount 13 is connected to a hydraulic cylinder 16 through a left rotary shaft 15 and the forward-flight screw mount 19 is connected to a right rotary shaft 17.
As shown in fig. 3, when the piston rod of the hydraulic cylinder 16 is in the retracting process, the piston rod of the hydraulic cylinder 16 drives the positive threaded screw 23 and the negative threaded screw 24 to rotate inward, the upper clamping plate 7 can move upward under the combined action of the positive threaded screw 23 and the negative threaded screw 24, and at this time, the upper clamping plate 7 and the lower clamping plate 8 release the steel beam 1, so that the quick-release clamping and fixing structure 2 is in the quick-release state.
As shown in fig. 4, when the piston rod of the hydraulic cylinder 16 is in the extending process, the piston rod of the hydraulic cylinder 16 drives the positive threaded screw 23 and the negative threaded screw 24 to rotate outwards, the upper clamp plate 7 can move downwards under the combined action of the positive threaded screw 23 and the negative threaded screw 24, the upper clamp plate 7 and the lower clamp plate 8 are in the clamping and fixing state to the steel beam 1, the steel beam 1 is clamped in the upper clamping groove 9 and the lower clamping groove 10, and the quick-release clamping and fixing structure 2 is fixed on the steel beam 1. At the moment, the working platform 3 with the protective net is paved on the two quick assembling and disassembling clamping fixed structures 2, and people can work.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (3)
1. Detachable safety device, its characterized in that: including two quick assembly disassembly tight fixed knot that the same symmetry of structure is installed on two adjacent girder steels (1) construct (2), install between two quick assembly disassembly tight fixed knot that press from both sides on two adjacent girder steels (1) construct (2) common overlap joint one operation platform (3), operation platform (3) are fixed on two quick assembly disassembly tight fixed knot construct (2) through four fixing bolt (4), operation platform (3) upper surface is equipped with a plurality of stands (5) all around, installs protection network (6) on a plurality of stands (5) jointly.
2. The removable security apparatus of claim 1, wherein: an upper clamping plate (7) and a lower clamping plate (8) are arranged in each quick-dismounting clamping and fixing structure (2), an upper clamping groove (9) of a steel beam (1) is formed in the lower surface of the upper clamping plate (7) along the longitudinal center, a lower clamping groove (10) of the steel beam (1) is formed in the upper surface of the lower clamping plate (8) along the longitudinal center, a positive threaded hole is formed in the right side of the front end of the upper clamping plate (7), and a reverse threaded hole is formed in the left side of the front end;
the upper clamping plate (7) is connected with a reverse-thread screw (24) in a reverse-thread hole in a threaded manner, a left sliding sheath (25) is sleeved on the part, located above the upper clamping plate (7), of the reverse-thread screw (24), a left cushion pad (11) and a left fixed block (12) are sequentially sleeved on the part, located below the upper clamping plate (7), of the reverse-thread screw in a downward sliding manner, the bottom end of the reverse-thread screw (24) is fixed on a reverse-thread screw seat (13), the left cushion pad (11) and the left fixed block (12) sleeved on the reverse-thread screw (24) are seated on the reverse-thread screw seat (13), a left connecting rod (14) is welded on the front portion of the reverse-thread screw seat (13), the other end of the left connecting rod (14) is fixedly connected with a left rotating shaft (15), and the left rotating shaft (;
the upper clamping plate (7) is connected with a positive thread screw (23) in a positive thread hole in an internal thread mode, a right sliding sheath (22) is sleeved on the part, located above the upper clamping plate (7), of the positive thread screw (23), a right cushion pad (21) and a right fixed block (20) are sequentially sleeved on the part, located below the upper clamping plate (7), of the positive thread screw, the bottom end of the positive thread screw (23) is fixed to a positive thread screw seat (19), the right cushion pad (21) and the right fixed block (20) sleeved on the positive thread screw (23) are seated on the positive thread screw seat (19), a right connecting rod (18) is welded to the front portion of the positive thread screw seat (19), the other end of the right connecting rod (18) is fixedly connected with a right rotating shaft (17), and the right rotating shaft (17) is rotatably connected with a connecting seat (27) of;
the rear ends of the left fixing block (12) and the right fixing block (20) are fixedly connected with a lower clamping plate (8) together;
the reverse-thread screw rod seat (13) is connected with the hydraulic actuating cylinder (16) through the left rotating shaft (15) and the positive-thread screw rod seat (19) through the right rotating shaft (17).
3. The removable security apparatus of claim 2, wherein: the piston rod of the hydraulic actuating cylinder (16) is in a contraction process, the positive thread screw (23) and the negative thread screw (24) have inward rotating tracks, the upper clamping plate (7) has an upward loosening moving track under the combined action of the positive thread screw (23) and the negative thread screw (24), the piston rod of the hydraulic actuating cylinder (16) is in an extension process, the positive thread screw (23) and the negative thread screw (24) have outward rotating tracks, the upper clamping plate (7) has a downward clamping moving track under the combined action of the positive thread screw (23) and the negative thread screw (24), the upper clamping plate (7) is in a clamping state, the steel beam (1) is clamped in the upper clamping groove (9) and the lower clamping groove (10), and the quick-disassembly-assembly-disassembly clamping fixing structure (2) is fixed on the steel beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920600834.4U CN210217199U (en) | 2019-04-29 | 2019-04-29 | Detachable safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920600834.4U CN210217199U (en) | 2019-04-29 | 2019-04-29 | Detachable safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210217199U true CN210217199U (en) | 2020-03-31 |
Family
ID=69925100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920600834.4U Expired - Fee Related CN210217199U (en) | 2019-04-29 | 2019-04-29 | Detachable safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210217199U (en) |
-
2019
- 2019-04-29 CN CN201920600834.4U patent/CN210217199U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |