CN114293788B - Safety protection device for civil engineering - Google Patents
Safety protection device for civil engineering Download PDFInfo
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- CN114293788B CN114293788B CN202210037506.4A CN202210037506A CN114293788B CN 114293788 B CN114293788 B CN 114293788B CN 202210037506 A CN202210037506 A CN 202210037506A CN 114293788 B CN114293788 B CN 114293788B
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Abstract
The invention discloses a safety protection device for civil engineering, which comprises a supporting frame, positioning pins, a control panel, a power supply lead, lifting rings, a fixed block and a positioning clamping mechanism.
Description
Technical Field
The invention particularly relates to a safety protection device for civil engineering, and relates to the field of civil engineering.
Background
Civil engineering is a generic term for science and technology in building various earth engineering facilities, which refers to both the materials and equipment used and the technical activities of surveying, designing, constructing, maintaining, repairing, etc. performed, and also refers to the objects of engineering construction.
When the civil engineering machinery is used, because the gradient of the ground is different, the safety protection device is often needed to assist in positioning the civil engineering machinery, so that the use safety of the civil engineering machinery is improved, the conventional safety protection device is generally simple in structure, the protection angle is not easy to quickly adjust, and the installation efficiency of the safety protection device and the civil engineering machinery is influenced.
Disclosure of Invention
Accordingly, in order to solve the above-described drawbacks, the present invention provides a safety device for civil engineering.
The invention is realized in such a way, and a safety protection device for civil engineering is constructed, the safety protection device comprises a supporting frame, a locating pin, a control panel, a power wire, a lifting ring, a fixed block and a locating and clamping mechanism, wherein the locating pin is arranged at the bottom of the supporting frame, the locating and clamping mechanism is arranged at the front end of the fixed block, the locating and clamping mechanism comprises a motor, a rotating shaft, a first swinging rod, a second swinging rod, a swinging seat, a rotating rod, a movable seat and an adjusting mechanism, the motor is arranged at the inner side of the fixed block, the motor is in rotary fit with the left end of the first swinging rod through the rotating shaft, the first swinging rod is connected with the rear end of the second swinging rod, one end of the second swinging rod far away from the first swinging rod is in rotary connection with the right side of the swinging seat, the swinging seat is in rotary fit with the middle of the movable seat through the rotating rod, the rear end of the movable seat is fixedly connected with the fixed block, and the adjusting mechanism is arranged at the front end of the swinging seat.
Preferably, the control panel is installed to the support frame right-hand member, the support frame rear end is fixed with power wire, support frame and lifting ring bottom welded fastening, the fixed block is installed to the support frame front end.
Preferably, the adjusting mechanism comprises a first positioning shaft, a telescopic cylinder, a second positioning shaft, a swinging arm, a movable groove and a clamping block, wherein the telescopic cylinder is rotationally connected with the top of the swinging seat through the first positioning shaft, the telescopic cylinder is rotationally matched with the rear end of the top of the swinging arm through the second positioning shaft, the swinging arm is hinged with the left front end of the swinging seat, the right end of the swinging arm is provided with the movable groove, and the clamping block is rotationally matched with the inner side of the movable groove.
Preferably, the clamping block comprises a clamping plate, a round rod, a jacking block, a pressure spring and a sliding groove, wherein the clamping plate is connected with the inner side of the movable groove through the round rod, the sliding groove is formed in the right end of the clamping plate, and the jacking block is elastically connected with the inner side of the sliding groove through the pressure spring.
Preferably, the number of the sliding grooves is two, and the sliding grooves are oppositely arranged along the front side and the rear side of the right end of the clamping plate.
Preferably, the upper ends of the two sliding grooves are provided with a jacking block and a pressure spring, and the right ends of the jacking blocks are semicircular.
Preferably, the cross section of the clamping plate is triangular, and the clamping plate is embedded into the inner side of the movable groove.
Preferably, the two adjusting mechanisms are arranged in total, and the adjusting mechanisms are oppositely arranged along the left side and the right side of the front end of the swinging seat.
Preferably, the first swinging rod and the second swinging rod are flat and long, and the first swinging rod and the second swinging rod are distributed in a staggered manner up and down.
Preferably, the second swinging rod is embedded inside the fixed block, and the second swinging rod is in sliding fit with the inner side of the fixed block.
Preferably, the first swinging rod and the second swinging rod are made of alloy steel materials, and the corrosion resistance is high.
Preferably, the rotating shaft is made of stainless steel, and has high wear resistance.
The invention has the following advantages: the invention provides a safety protection device for civil engineering by improving the safety protection device, which has the following improvements compared with the same type of equipment:
advantage 1: according to the safety protection device for civil engineering, the positioning clamping mechanism is arranged at the upper end of the fixing block, the civil engineering machinery is embedded into the inner side of the swinging seat, then the clamping plate is driven to clamp and position the supporting legs of the civil engineering machinery through adjustment, the motor is electrified to work, the first swinging rod is driven to swing through the rotating shaft, the first swinging rod drives the swinging seat to swing around the rotating rod through the second swinging rod, the positioning angle of the swinging seat can be adjusted, and the advantages of being capable of rapidly positioning and fixing the civil engineering machinery and improving the fixing safety of the civil engineering machinery are achieved.
Advantage 2: according to the safety protection device for civil engineering, the adjusting mechanism is arranged at the upper end of the positioning clamping mechanism, the telescopic cylinder stretches, and the second positioning shaft drives the swing arm to swing at the upper end of the swing seat, so that the clamping plate clamps and positions the civil engineering machinery, and the safety protection advantage of the civil engineering machinery is achieved.
Advantage 3: according to the safety protection device for the civil engineering, the clamping blocks are arranged at the upper ends of the positioning clamping mechanisms, when the clamping plates clamp the civil engineering machinery, the clamping plates can swing around the round rods, the top blocks are tightly attached to the side walls of the civil engineering machinery, the top blocks can press the dynamic springs to deform and shrink, and the polarized force at the upper ends of the civil engineering machinery is absorbed, so that the advantage of stable positioning of the civil engineering machinery is achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic perspective view of a positioning and clamping mechanism according to the present invention;
FIG. 3 is a schematic perspective view of an adjusting mechanism of the present invention;
FIG. 4 is a schematic perspective view of a clamp block according to the present invention;
FIG. 5 is a schematic cross-sectional view of a clamp block according to the present invention.
Wherein: the device comprises a supporting frame-1, a locating foot-2, a control panel-3, a power wire-4, a lifting ring-5, a fixed block-6, a locating and clamping mechanism-7, a motor-71, a rotating shaft-72, a first swinging rod-73, a second swinging rod-74, a swinging seat-75, a rotating rod-76, a movable seat-77, an adjusting mechanism-78, a first locating shaft-781, a telescopic cylinder-782, a second locating shaft-783, a swinging arm-784, a movable groove-785, a clamping block-786, a clamping plate-7861, a round rod-7862, a jacking block-7863, a pressure spring-7864 and a sliding groove-7865.
Detailed Description
The following detailed description of the present invention will provide further details of the invention with reference to fig. 1-5, wherein the embodiments are described in a clear and complete manner, and it is apparent that the embodiments described are merely some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1, the invention provides a safety protection device for civil engineering through improvement, which comprises a support frame 1, positioning pins 2, a control panel 3, a power wire 4, a lifting ring 5, a fixed block 6 and a positioning and clamping mechanism 7, wherein the positioning pins 2 are arranged at the bottom of the support frame 1, the positioning and clamping mechanism 7 is arranged at the front end of the fixed block 6, the control panel 3 is arranged at the right end of the support frame 1, the power wire 4 is fixed at the rear end of the support frame 1, the support frame 1 is welded and fixed with the bottom of the lifting ring 5, and the fixed block 6 is arranged at the front end of the support frame 1.
Referring to fig. 2, the safety protection device for civil engineering is provided by improvement, the positioning and clamping mechanism 7 comprises a motor 71, a rotating shaft 72, a first swinging rod 73, a second swinging rod 74, a swinging seat 75, a rotating rod 76, a movable seat 77 and an adjusting mechanism 78, the motor 71 is installed on the inner side of the fixed block 6, the motor 71 is in rotating fit with the left end of the first swinging rod 73 through the rotating shaft 72, the first swinging rod 73 is connected with the rear end of the second swinging rod 74, one end of the second swinging rod 74 far away from the first swinging rod 73 is in rotating connection with the right side of the swinging seat 75, the swinging seat 75 is in rotating fit with the middle part of the movable seat 77 through the rotating rod 76, the rear end of the movable seat 77 is fixedly connected with the fixed block 6, the adjusting mechanism 78 is arranged at the front end of the swinging seat 75, the two adjusting mechanism 78 are arranged at the left side and right side of the front end of the swinging seat 75, the first swinging rod 73 and the second swinging rod 74 are in flat long strips, the first swinging rod 73 and the second swinging rod 74 are distributed in a staggered mode, the first swinging rod 73 and the second swinging rod 74 is in a smooth shape, the second swinging rod 74 is in sliding fit with the second swinging rod 74, the second swinging rod 74 is in the inner side, the second swinging rod 74 is in a strong corrosion resistance, and the second swinging rod 74 is in sliding fit with the second swinging rod is a stainless steel rod, and the second swinging rod is made of the inner side, and the second swinging rod is made of a steel rod is in a strong alloy, and has good corrosion resistance.
Referring to fig. 3, the present invention provides a safety protection device for civil engineering by improving the present invention, where the adjusting mechanism 78 includes a first positioning shaft 781, a telescopic cylinder 782, a second positioning shaft 783, a swinging arm 784, a movable slot 785 and a clamping block 786, the telescopic cylinder 782 is rotatably connected with the top of the swinging seat 75 through the first positioning shaft 781, the telescopic cylinder 782 is rotatably matched with the rear end of the top of the swinging arm 784 through the second positioning shaft 783, the swinging arm 784 is hinged with the front left end of the swinging seat 75, the right end of the swinging arm 784 is provided with the movable slot 785, and the clamping block 786 is rotatably matched with the inner side of the movable slot 785.
Referring to fig. 4-5, the invention provides a safety protection device for civil engineering through improvement, a clamping block 786 comprises a clamping plate 7861, a round rod 7862, a top block 7863, a pressure spring 7864 and a sliding groove 7865, wherein the clamping plate 7861 is connected with the inner side of a movable groove 785 through the round rod 7862, the right end of the clamping plate 7861 is provided with the sliding groove 7865, the top block 7863 is elastically connected with the inner side of the sliding groove 7865 through the pressure spring 7864, the sliding grooves 7865 are provided with two sliding grooves 7865, the front side and the rear side of the right end of the clamping plate 7861 are oppositely arranged, the upper ends of the two sliding grooves 7865 are respectively provided with a top block 7863 and a pressure spring 7864, the right end of the top block 7863 is semicircular, the cross section of the clamping plate 7861 is triangular, and the clamping plate 7861 is embedded into the inner side of the movable groove 785, so that the clamping plate 7861 can swing stably.
Embodiment two:
the invention provides a safety protection device for civil engineering through improvement, wherein the maximum swing angle of a swing seat 75 is forty degrees, the swing seat 75 swings synchronously along with a second swing rod 74, the swing seat 77 has a square frame shape, and a rotating rod 76 is embedded into the inner side of the swing seat 77, so that the swing rod 76 can rotate stably.
The invention provides a safety protection device for civil engineering through improvement, and the working principle is as follows;
firstly, before using, horizontally placing a safety protection device for civil engineering, and enabling a positioning foot 2 to fixedly support the device;
secondly, when the positioning foot 2 is embedded into the soil during use, the motor 71 is electrified to work, the first swinging rod 73 is driven to swing through the rotating shaft 72, the first swinging rod 73 drives the swinging seat 75 to swing around the rotating rod 76 through the second swinging rod 74, and the positioning angle of the swinging seat 75 can be adjusted;
thirdly, the civil engineering machine is embedded into the inner side of the swinging seat 75, then the telescopic cylinder 782 is extended, and the swinging arm 784 is driven to swing at the upper end of the swinging seat 75 through the second positioning shaft 783, so that the clamping plate 7861 clamps and positions the civil engineering machine, and the safety of the civil engineering machine can be protected;
fourth, and through having set up clamp splice 786 on location fixture 7, when splint 7861 carries out the centre gripping to civil engineering machinery, can make splint 7861 swing around round rod 7862 to ejector block 7863 closely laminates with civil engineering machinery lateral wall, and ejector block 7863 can press dynamic spring 7864 to produce deformation shrink, absorbs the polarization force of civil engineering machinery upper end, can steadily fix a position civil engineering machinery.
According to the safety protection device for civil engineering, the positioning clamping mechanism 7 is arranged at the upper end of the fixed block 6, the civil engineering machinery is embedded into the inner side of the swinging seat 75, then the clamping plate 7861 is driven by the adjusting plate 78 to clamp and position the supporting legs of the civil engineering machinery, the motor 71 is electrified to work, the first swinging rod 73 is driven by the rotating shaft 72 to swing, the first swinging rod 73 drives the swinging seat 75 to swing around the rotating rod 76 by the second swinging rod 74, the positioning angle of the swinging seat 75 can be adjusted, and the advantages of being capable of rapidly positioning and fixing the civil engineering machinery and improving the fixing safety of the civil engineering machinery are achieved; the adjusting mechanism 78 is arranged at the upper end of the positioning and clamping mechanism 7, the telescopic cylinder 782 stretches, the second positioning shaft 783 drives the swing arm 784 to swing at the upper end of the swing seat 75, so that the clamping plate 7861 clamps and positions the civil engineering machine, and the safety protection advantage of the civil engineering machine is achieved; through set up clamp splice 786 on location fixture 7, when splint 7861 carries out the centre gripping to civil engineering machinery, can make splint 7861 swing around round rod 7862 to kicking block 7863 closely laminates with civil engineering machinery lateral wall, and kicking block 7863 can press dynamic pressure spring 7864 to produce deformation shrink, absorbs the polarized force of civil engineering machinery upper end, has reached the advantage that can steadily fix a position to civil engineering machinery.
The basic principle and main characteristics of the invention and the advantages of the invention are shown and described above, standard parts used by the invention can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The safety protection device for civil engineering comprises a support frame (1), positioning pins (2), a control panel (3), a power wire (4), a lifting ring (5) and a fixed block (6), wherein the positioning pins (2) are arranged at the bottom of the support frame (1);
the method is characterized in that: still include location fixture (7), location fixture (7) are installed to fixed block (6) front end, location fixture (7) include motor (71), axis of rotation (72), first swinging rod (73), second swinging rod (74), swinging seat (75), bull stick (76), movable seat (77) and adjustment mechanism (78), motor (71) are installed in fixed block (6) inboard, motor (71) are through axis of rotation (72) and first swinging rod (73) left end normal running fit, first swinging rod (73) are connected with second swinging rod (74) rear end, first swinging rod (73) one end and swinging seat (75) right side normal running fit are kept away from to second swinging rod (74), swinging seat (75) are through bull stick (76) and movable seat (77) middle part normal running fit, movable seat (77) rear end and fixed block (6) fixed connection, swinging seat (75) front end is provided with adjustment mechanism (78), adjustment mechanism (78) include first locating cylinder 781), 785, second clamp holder (781) and clamp sleeve (785), the telescopic cylinder (782) is rotationally connected with the top of the swinging seat (75) through a first positioning shaft (781), the telescopic cylinder (782) is rotationally matched with the rear end of the top of the swinging arm (784) through a second positioning shaft (783), the swinging arm (784) is hinged with the left front end of the swinging seat (75), the right end of the swinging arm (784) is provided with a movable groove (785), a clamping block (786) is rotationally matched with the inner side of the movable groove (785), the clamping block (786) comprises a clamping plate (7861), a round rod (7862), a jacking block (7863), a pressure spring (7864) and a sliding groove (7865), the clamping plate (7861) is connected with the inner side of the movable groove (785) through a round rod (7862), and the right end of the clamping plate (7861) is provided with the sliding groove (7865) through a pressure spring (7864) and the inner side of the sliding groove (7865).
2. The safety device for civil engineering according to claim 1, wherein: control panel (3) are installed to support frame (1) right-hand member, support frame (1) rear end is fixed with power wire (4), support frame (1) and lifting ring (5) bottom welded fastening, fixed block (6) are installed to support frame (1) front end.
3. The safety device for civil engineering according to claim 1, wherein: the number of the sliding grooves (7865) is two, and the sliding grooves (7865) are oppositely arranged along the front side and the rear side of the right end of the clamping plate (7861).
4. A safety device for civil engineering according to claim 3, wherein: the upper ends of the two sliding grooves (7865) are respectively provided with a jacking block (7863) and a pressure spring (7864), and the right ends of the jacking blocks (7863) are semicircular.
5. The safety device for civil engineering according to claim 1, wherein: the cross section of the clamping plate (7861) is triangular, and the clamping plate (7861) is embedded into the inner side of the movable groove (785).
6. The safety device for civil engineering according to claim 1, wherein: the two adjusting mechanisms (78) are arranged in total, and the adjusting mechanisms (78) are oppositely arranged along the left side and the right side of the front end of the swinging seat (75).
7. The safety device for civil engineering according to claim 1, wherein: the first swinging rod (73) and the second swinging rod (74) are flat and long, and the first swinging rod (73) and the second swinging rod (74) are distributed in a staggered mode.
8. The safety device for civil engineering according to claim 1, wherein: the second swinging rod (74) is embedded inside the fixed block (6), and the second swinging rod (74) is in sliding fit with the inside of the fixed block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210037506.4A CN114293788B (en) | 2022-01-13 | 2022-01-13 | Safety protection device for civil engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210037506.4A CN114293788B (en) | 2022-01-13 | 2022-01-13 | Safety protection device for civil engineering |
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| Publication Number | Publication Date |
|---|---|
| CN114293788A CN114293788A (en) | 2022-04-08 |
| CN114293788B true CN114293788B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210037506.4A Active CN114293788B (en) | 2022-01-13 | 2022-01-13 | Safety protection device for civil engineering |
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| Country | Link |
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| CN (1) | CN114293788B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20317781U1 (en) * | 2003-11-13 | 2005-03-24 | Norddeutscher Kanalgus Groshan | Pipe grab device, especially for loading and unloading concrete pipes, has pipe grabs operated by moving grab tool actuator devices relative to each other |
| JP2005111573A (en) * | 2003-10-03 | 2005-04-28 | Nissan Motor Co Ltd | Positioning clamping device, and robot hand using the positioning clamping device |
| CN108856633A (en) * | 2018-07-21 | 2018-11-23 | 肖品玉 | A kind of forging press automatic charging device |
| CN208593810U (en) * | 2018-08-04 | 2019-03-12 | 龚宇轩 | A kind of novel automatic handling device |
| CN208700410U (en) * | 2018-08-14 | 2019-04-05 | 罗六强 | A kind of construction prefabricated component lifting auxiliary device |
| CN109732263A (en) * | 2018-12-18 | 2019-05-10 | 天长市天翔集团有限公司 | Grass-hopper is used in a kind of processing of auto parts and components |
| CN211842002U (en) * | 2020-01-14 | 2020-11-03 | 唐小青 | Work arm type multifunctional hydraulic crushing system with image recognition and positioning functions |
| CN111981291A (en) * | 2020-08-29 | 2020-11-24 | 龙岩市康庆科技有限公司 | Supporting device based on agricultural information technology |
| CN213413845U (en) * | 2020-08-24 | 2021-06-11 | 河北裂变客科技成果孵化器有限公司 | Novel carrying device for tunnel detection instrument |
| KR102308433B1 (en) * | 2021-03-30 | 2021-10-01 | 김충식 | Clamp for Maintaning Horizontal of Welding Member |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030080079A1 (en) * | 2001-10-31 | 2003-05-01 | Chun-Liang Wu | Clamping device |
| US20140117599A1 (en) * | 2012-11-01 | 2014-05-01 | Fcc Construccion, S.A. | Mechanical Device for the Seismic Protection of Civil Works |
-
2022
- 2022-01-13 CN CN202210037506.4A patent/CN114293788B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005111573A (en) * | 2003-10-03 | 2005-04-28 | Nissan Motor Co Ltd | Positioning clamping device, and robot hand using the positioning clamping device |
| DE20317781U1 (en) * | 2003-11-13 | 2005-03-24 | Norddeutscher Kanalgus Groshan | Pipe grab device, especially for loading and unloading concrete pipes, has pipe grabs operated by moving grab tool actuator devices relative to each other |
| CN108856633A (en) * | 2018-07-21 | 2018-11-23 | 肖品玉 | A kind of forging press automatic charging device |
| CN208593810U (en) * | 2018-08-04 | 2019-03-12 | 龚宇轩 | A kind of novel automatic handling device |
| CN208700410U (en) * | 2018-08-14 | 2019-04-05 | 罗六强 | A kind of construction prefabricated component lifting auxiliary device |
| CN109732263A (en) * | 2018-12-18 | 2019-05-10 | 天长市天翔集团有限公司 | Grass-hopper is used in a kind of processing of auto parts and components |
| CN211842002U (en) * | 2020-01-14 | 2020-11-03 | 唐小青 | Work arm type multifunctional hydraulic crushing system with image recognition and positioning functions |
| CN213413845U (en) * | 2020-08-24 | 2021-06-11 | 河北裂变客科技成果孵化器有限公司 | Novel carrying device for tunnel detection instrument |
| CN111981291A (en) * | 2020-08-29 | 2020-11-24 | 龙岩市康庆科技有限公司 | Supporting device based on agricultural information technology |
| KR102308433B1 (en) * | 2021-03-30 | 2021-10-01 | 김충식 | Clamp for Maintaning Horizontal of Welding Member |
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| CN114293788A (en) | 2022-04-08 |
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