CN111794148A - Portable height limiting device for bridge construction - Google Patents
Portable height limiting device for bridge construction Download PDFInfo
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- CN111794148A CN111794148A CN202010519472.3A CN202010519472A CN111794148A CN 111794148 A CN111794148 A CN 111794148A CN 202010519472 A CN202010519472 A CN 202010519472A CN 111794148 A CN111794148 A CN 111794148A
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- rod
- height
- plate
- clamping
- telescopic
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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
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a height limiting device, in particular to a portable height limiting device for bridge construction. The technical problems to be solved by the invention are as follows: the portable height limiting device for bridge construction is convenient to carry when in use and more convenient for people to use. A portable height limiting device for bridge construction comprises: installing a base; at least two wheels are symmetrically arranged on the mounting base; the pull ring is arranged on the mounting base; the lifting component is arranged on the mounting base and is lifted in a rotating mode; the clamping height-limiting assembly is arranged on the lifting assembly and is clamped in a rotating mode. According to the invention, the lifting assembly can lift the equipment to a proper height for height limitation, the clamping height limitation assembly can limit the height of the bridge, the supporting plate and the fixing block can prevent the equipment from inclining caused by overlong height limitation plate and overlarge weight, and the safety coefficient is improved.
Description
Technical Field
The invention relates to a height limiting device, in particular to a portable height limiting device for bridge construction.
Background
The bridge is a building constructed for a road to cross natural or artificial barriers, is erected on rivers, lakes and seas, enables vehicles and pedestrians to pass smoothly, is visible everywhere, has an important function, and needs to limit the height in the bridge construction process.
Patent of patent grant publication No. CN210002263U discloses a limit for height device for bridge construction, and the device includes the bottom plate, fixedly connected with first riser and second riser in proper order from the right side to left side in the top of bottom plate to one side fixedly connected with first slide rail of first riser, the surface sliding connection of first slide rail has first slider, and one side fixedly connected with stay cord of first slider bottom, one side fixedly connected with mounting of first slider, and fixedly connected with elastic component between the mounting and the opposite side of bottom plate, the bottom fixedly connected with fixed plate of first riser opposite side, the front of fixed plate rotates through the bearing and is connected with the dwang, the invention relates to bridge construction limit for height technical field. This limit for height device for bridge construction can carry out high regulation to the limit for height board, makes the staff adjust according to the site conditions, the better user demand that has satisfied bridge construction limit for height, has improved the practicality, the better assurance going on of bridge construction. The device is inconvenient to carry when in need of use.
Therefore, how to design a portable height limiting device for bridge construction, which is convenient to carry when in use and is more convenient for people to use, is the technical problem to be solved by the invention.
Disclosure of Invention
In order to overcome the defects that the portable clothes hanger is inconvenient for people to carry and use when in use, the technical problem of the invention is as follows: the portable height limiting device for bridge construction is convenient to carry when in use and more convenient for people to use.
The technical implementation scheme of the invention is as follows: a portable height limiting device for bridge construction comprises: installing a base; at least two wheels are symmetrically arranged on the mounting base; the pull ring is arranged on the mounting base; the lifting component is arranged on the mounting base and is lifted in a rotating mode; the clamping height-limiting assembly is arranged on the lifting assembly and is clamped in a rotating mode.
More preferably, the lifting assembly comprises: the screw is rotatably arranged on the mounting base through a bearing; the two first nuts are symmetrically arranged on the screw rod; the rotary table is arranged on the screw rod; the handle is arranged on the turntable; the lifting frame is arranged on the front first nut and the rear first nut; the telescopic guide rod is arranged on the mounting base; two first sliding sleeves are arranged and are arranged on the telescopic guide rod in a sliding manner; the two first telescopic rods are symmetrically arranged on the mounting base, and the height limiting assembly is clamped on the first telescopic rods; the guide rod is arranged between the front first telescopic rod and the rear first telescopic rod; the second sliding sleeves are two and are symmetrically arranged on the guide rod in a sliding mode, and the second sliding sleeves are connected with the lifting frame in a rotating mode.
More preferably, the clamping height limiting assembly comprises: the mounting plate is mounted on the first telescopic rod; the two first clamping plates are symmetrically arranged on the mounting plate; two screw rods are arranged on the first clamping plate in a rotating mode through bearings; two rotating handles are arranged on the screw rod; two second nuts are arranged on the screw rod; two second clamping plates are arranged and are mounted on the second nut; and the height limiting plate is arranged between the second clamping plate and the first clamping plate.
More preferably, the method further comprises the following steps: two second telescopic rods are symmetrically arranged on the mounting base; two oscillating bars are arranged and are arranged on the second telescopic rod; the fixed blocks are arranged on the front swing rod and the rear swing rod; two first fixing plates are rotatably arranged on the swing rod; two second fixing plates are rotatably arranged on the second telescopic rod; two first guide sleeves are arranged on the second fixing plate, and through holes are formed in the first fixing plate and the second fixing plate; two inserting rods are arranged and are arranged in the first guide sleeve in a sliding manner; the two first springs are arranged between the inserted rod and the first guide sleeve; the supporting plate is arranged on the second telescopic rod, and clamping grooves are symmetrically formed in the supporting plate; two second guide sleeves are symmetrically arranged on the mounting plate; two clamping blocks are arranged and are mounted on the sliding rod; two sliding rods are arranged and are arranged in the second guide sleeve in a sliding manner; and the second spring is arranged between the sliding rod and the second guide sleeve.
More preferably, the method further comprises the following steps: two belt pulleys are arranged and are mounted on the screw rod; and the flat belt is arranged between the two belt pulleys.
Compared with the prior art, the invention has the following advantages: the height limiting device has the advantages that the height of the device can be limited by the lifting assembly when the device is lifted to a proper height, the device is more convenient for people to carry, the height of a bridge can be limited by clamping the height limiting assembly, the height limiting plate can be taken down and replaced by people, the device can be prevented from inclining due to overlong height limiting plate and overlarge weight through the supporting plate and the fixing block, the safety coefficient is improved, the device is more convenient for people to use, the device can be fixed or replaced by the height limiting plate through the belt pulley and the flat belt, the rotating handles at two sides do not need to be rotated respectively by people, and the device is more convenient.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a portion of the lifting assembly of the present invention.
Fig. 3 is a schematic perspective view of the present invention a.
Fig. 4 is a schematic perspective view of the present invention B.
Fig. 5 is a partial perspective view of the present invention.
The parts are labeled as follows: 1. the mounting base, 2, a wheel, 3, a pull ring, 4, a screw rod, 5, a first nut, 51, a rotary table, 52, a handle, 53, a lifting frame, 6, a telescopic guide rod, 7, a first sliding sleeve, 8, a first telescopic rod, 9, a guide rod, 10, a second sliding sleeve, 11, a mounting plate, 12, a first clamping plate, 13, a screw rod, 14, a rotating handle, 15, a second nut, 16, a second clamping plate, 17, a height limiting plate, 18, a second telescopic rod, 19, a swing rod, 20, a fixing block, 21, a first fixing plate, 22, a second fixing plate, 23, a first guide sleeve, 24, an insertion rod, 25, a first spring, 251, a through hole, 26, a supporting plate, 261, a clamping groove, 27, a second guide sleeve, 28, a clamping block, 29, a sliding rod, 30, a second spring, 31, a belt pulley, 32 and a flat belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A portable height limiting device for bridge construction is shown in figures 1-5 and comprises an installation base 1, wheels 2, pull rings 3, a lifting assembly and a clamping height limiting assembly, wherein the four wheels 2 are symmetrically arranged at the left and right of the bottom of the installation base 1, the pull rings 3 are welded on the upper portion of the right side of the installation base 1, the lifting assembly which can lift in a rotating mode is arranged on the left side of the installation base 1, and the clamping height limiting assembly which can clamp in a rotating mode is arranged on the lifting assembly.
When using this equipment, the staff draws equipment to appointed place through pull ring 3, draws to appointed place after, and the staff rises equipment to suitable height through lifting unit, and the staff carries out the limit for height to the bridge through pressing from both sides tight limit for height subassembly afterwards, accomplishes the back, and staff control lifting unit falls equipment, packs up equipment afterwards.
As shown in fig. 1 and 2, the lifting assembly comprises a screw rod 4, first nuts 5, a rotary table 51, a handle 52, a lifting frame 53, a telescopic guide rod 6, first sliding sleeves 7, first telescopic rods 8, a guide rod 9 and a second sliding sleeve 10, the screw rod 4 is rotatably arranged on the left side of the mounting base 1 through a bearing, the first nuts 5 are symmetrically arranged on the screw rod 4 in a front-back manner, the rotary table 51 is welded at the rear end of the screw rod 4, the handle 52 is welded on the rotary table 51, the lifting frames 53 are rotatably arranged on the front and rear first nuts 5, the telescopic guide rod 6 is welded in the middle of the left side of the mounting base 1, the two first sliding sleeves 7 are slidably arranged on the telescopic guide rod 6, the first sliding sleeves 7 are both connected with the lifting frame 53, the first telescopic rods 8 are symmetrically welded on the left side of the mounting base 1 in the front-back manner, the, the second sliding sleeve 10 is connected with the lifting frame 53 in a rotating mode, and the left side of the first telescopic rod 8 is connected with the clamping height limiting assembly.
After the staff pulled equipment to appointed place, hold handle 52 and drive carousel 51 and rotate, thereby drive first nut 5 inward movement through screw rod 4, and then drive crane 53 and upwards rise, first telescopic link 8 extension therewith, first sliding sleeve 7 upwards slides and drives flexible guide bar 6 extension, second sliding sleeve 10 is therewith inside sliding in guide arm 9, thereby it rises to suitable height to drive presss from both sides tight limit for height subassembly and carries out the limit for height, after the completion, the staff drives carousel 51 reversal, thereby drive first nut 5 outward movement through screw rod 4, crane 53 descends thereupon, first telescopic link 8 is therewith shrink, first sliding sleeve 7 slides downwards thereupon and drives flexible guide bar 6 shrink, pack up equipment afterwards.
As shown in fig. 1 and 3, press from both sides tight limit for height subassembly including mounting panel 11, first splint 12, lead screw 13, turning handle 14, second nut 15, second splint 16 and limit for height board 17, 8 top left sides welding of first telescopic link have mounting panel 11, the symmetrical welding has first splint 12 around mounting panel 11, all be equipped with lead screw 13 through the bearing rotary type on the first splint 12, turning handle 14 has all been welded to lead screw 13 bottom, all cooperate on the lead screw 13 with second nut 15, second splint 16 has all been welded on second nut 15 left side, second splint 16 and first splint 12 accompany limit for height board 17.
After the worker pulls the equipment to a designated place, the worker rotates the two-side rotating handle 14 to drive the second nut 15 to move upwards through the screw rod 13, the second clamping plate 16 moves upwards along with the second nut, then the worker places the height limiting plate 17 on the first clamping plate 12, after the equipment is placed, the worker rotates the two-side rotating handle 14 to drive the second nut 15 to move downwards through the screw rod 13, the second clamping plate 16 moves downwards along with the second clamping plate to clamp the height limiting plate 17, after clamping, the worker rotates the screw rod 4 to drive the mounting plate 11 to move upwards through the lifting frame 53, so as to drive the height limiting plate 17 to move upwards to limit the height, after the equipment is completed, the worker rotates the two-side rotating handle 14 to drive the second nut 15 to move upwards through the screw rod 13, the second nut 15 moves upwards along with the second nut 15 to drive the second clamping plate 16 to move upwards to not to clamp the height limiting plate 17 any more, so as to take down the height limiting plate 17 to replace, so as to limit, meanwhile, the disassembly of people is facilitated.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 4 and 5, the device further comprises a second telescopic rod 18, a swing rod 19, a fixed block 20, a first fixed plate 21, a second fixed plate 22, a first guide sleeve 23, an insertion rod 24, a first spring 25, a support plate 26, a second guide sleeve 27, a fixture block 28, a slide rod 29 and a second spring 30, wherein the second telescopic rod 18 is symmetrically arranged at the front and back of the left side of the mounting base 1, the swing rod 19 is rotatably arranged at the lower part of the second telescopic rod 18, the fixed blocks 20 are welded at the bottom ends of the front and back swing rods 19, the first fixed plate 21 is rotatably arranged at the rear side of the swing rod 19, the second fixed plate 22 is rotatably arranged at the lower part of the second telescopic rod 18, the first guide sleeve 23 is welded at the bottom of the second fixed plate 22, the insertion rod 24 is slidably arranged in the first guide sleeve 23, the first spring 25 is wound between the insertion rod 24 and the first guide sleeve 23, the rotary type of the top end of the second telescopic rod 18 is provided with a support plate 26, clamping grooves 261 are symmetrically formed in the front and back of the right side of the bottom of the support plate 26, second guide sleeves 27 are symmetrically welded in the front and back of the lower portion of the left side of the mounting plate 11, sliding rods 29 are arranged in the second guide sleeves 27 in a sliding mode, clamping blocks 28 are welded at the left ends of the sliding rods 29, the clamping blocks 28 are matched with the clamping grooves 261, and second springs 30 are wound between the sliding rods 29 and the.
After the worker pulls the equipment to a designated place, the mounting plate 11 moves upwards to drive the second guide sleeve 27 to move upwards, the slide rod 29 moves upwards to drive the clamping block 28 to move upwards to be clamped in the clamping groove 261, then the mounting plate 11 continues to ascend to drive the supporting plate 26 to move upwards, the second telescopic rod 18 extends to reach a proper height, the worker rotates the swing rod 19 downwards, the fixed block 20 rotates downwards to be contacted with the floor, then the worker pulls the insertion rod 24 to slide downwards in the first guide sleeve 23, the first spring 25 is stretched, then the first fixed plate 21 and the second fixed plate 22 rotate upwards, after the first fixed plate 21 and the second fixed plate 22 are matched, the worker loosens the insertion rod 24, under the reset action of the first spring 25, the insertion rod 24 slides upwards to be inserted into the through hole 251 to limit the height of the equipment, and after the worker pulls the insertion rod 24 downwards to be not inserted into the through hole 251, first spring 25 is stretched, upwards rotates pendulum rod 19 afterwards and drives fixed block 20 and upwards rotate no longer with ground contact, and controlgear descends afterwards and packs up, so, can prevent to have improved factor of safety because limit for height board 17 overlength, weight are too big lead to the equipment slope, more make things convenient for people to use.
As shown in fig. 1 and 3, the device further comprises a belt pulley 31 and a flat belt 32, the belt pulley 31 is connected to the lower part of the screw 13 in a key-connected manner, and the flat belt 32 is wound between the front and rear belt pulleys 31.
After the staff pulled equipment to appointed place, the staff rotated one side turning handle 14 and drove lead screw 13 and rotated, front side belt pulley 31 rotated thereupon, front side belt pulley 31 rotated and drove rear side belt pulley 31 through flat belt 32 and rotated to drive both sides second nut 15 and rise or descend, and then fix or change limit for height board 17, so, when fixing or changing limit for height board 17, no longer needed people to rotate both sides turning handle 14 respectively, more made things convenient for people to use.
The present application is described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understand the method and the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (5)
1. The utility model provides a portable bridge construction is with limit for height device which characterized in that, including:
installing a base;
at least two wheels are symmetrically arranged on the mounting base;
the pull ring is arranged on the mounting base;
the lifting component is arranged on the mounting base and is lifted in a rotating mode;
the clamping height-limiting assembly is arranged on the lifting assembly and is clamped in a rotating mode.
2. The portable height limiting device for bridge construction as recited in claim 1, wherein the lifting assembly comprises:
the screw is rotatably arranged on the mounting base through a bearing;
the two first nuts are symmetrically arranged on the screw rod;
the rotary table is arranged on the screw rod;
the handle is arranged on the turntable;
the lifting frame is arranged on the front first nut and the rear first nut;
the telescopic guide rod is arranged on the mounting base;
two first sliding sleeves are arranged and are arranged on the telescopic guide rod in a sliding manner;
the two first telescopic rods are symmetrically arranged on the mounting base, and the height limiting assembly is clamped on the first telescopic rods;
the guide rod is arranged between the front first telescopic rod and the rear first telescopic rod;
the second sliding sleeves are two and are symmetrically arranged on the guide rod in a sliding mode, and the second sliding sleeves are connected with the lifting frame in a rotating mode.
3. The portable height limiting device for bridge construction as claimed in claim 2, wherein the clamping height limiting assembly comprises:
the mounting plate is mounted on the first telescopic rod;
the two first clamping plates are symmetrically arranged on the mounting plate;
two screw rods are arranged on the first clamping plate in a rotating mode through bearings;
two rotating handles are arranged on the screw rod;
two second nuts are arranged on the screw rod;
two second clamping plates are arranged and are mounted on the second nut;
and the height limiting plate is arranged between the second clamping plate and the first clamping plate.
4. The portable height limiting device for bridge construction as recited in claim 3, further comprising:
two second telescopic rods are symmetrically arranged on the mounting base;
two oscillating bars are arranged and are arranged on the second telescopic rod;
the fixed blocks are arranged on the front swing rod and the rear swing rod;
two first fixing plates are rotatably arranged on the swing rod;
two second fixing plates are rotatably arranged on the second telescopic rod;
two first guide sleeves are arranged on the second fixing plate, and through holes are formed in the first fixing plate and the second fixing plate;
two inserting rods are arranged and are arranged in the first guide sleeve in a sliding manner;
the two first springs are arranged between the inserted rod and the first guide sleeve;
the supporting plate is arranged on the second telescopic rod, and clamping grooves are symmetrically formed in the supporting plate;
two second guide sleeves are symmetrically arranged on the mounting plate;
two clamping blocks are arranged and are mounted on the sliding rod;
two sliding rods are arranged and are arranged in the second guide sleeve in a sliding manner;
and the second spring is arranged between the sliding rod and the second guide sleeve.
5. The portable height limiting device for bridge construction as recited in claim 4, further comprising:
two belt pulleys are arranged and are mounted on the screw rod;
and the flat belt is arranged between the two belt pulleys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010519472.3A CN111794148A (en) | 2020-06-09 | 2020-06-09 | Portable height limiting device for bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010519472.3A CN111794148A (en) | 2020-06-09 | 2020-06-09 | Portable height limiting device for bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111794148A true CN111794148A (en) | 2020-10-20 |
Family
ID=72804049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010519472.3A Pending CN111794148A (en) | 2020-06-09 | 2020-06-09 | Portable height limiting device for bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111794148A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU662622B2 (en) * | 1992-05-01 | 1995-09-07 | Reg Dew | Crowd control barrier |
| CN208009305U (en) * | 2017-10-16 | 2018-10-26 | 陈奕然 | A kind of mobile monitoring roadblock |
| CN109176418A (en) * | 2018-10-22 | 2019-01-11 | 临泉县福隆木制品有限公司 | A kind of round table multi-surface rotating processing frame |
| CN208762911U (en) * | 2018-05-07 | 2019-04-19 | 乔长江 | A kind of municipal administration bridge height limiter |
| CN209686280U (en) * | 2019-01-23 | 2019-11-26 | 星际控股集团有限公司 | A kind of portable combined roadblock for stopping vehicles |
| CN210134374U (en) * | 2019-04-17 | 2020-03-10 | 南安凌卓文化创意有限公司 | Height limiting frame for municipal construction |
| CN210420937U (en) * | 2019-06-29 | 2020-04-28 | 南京昊天路桥工程有限公司 | Highway bridge is with adjustable limit for width limit for height device |
| CN210439185U (en) * | 2019-07-29 | 2020-05-01 | 宣城职业技术学院 | Height limiting device for municipal bridge |
-
2020
- 2020-06-09 CN CN202010519472.3A patent/CN111794148A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU662622B2 (en) * | 1992-05-01 | 1995-09-07 | Reg Dew | Crowd control barrier |
| CN208009305U (en) * | 2017-10-16 | 2018-10-26 | 陈奕然 | A kind of mobile monitoring roadblock |
| CN208762911U (en) * | 2018-05-07 | 2019-04-19 | 乔长江 | A kind of municipal administration bridge height limiter |
| CN109176418A (en) * | 2018-10-22 | 2019-01-11 | 临泉县福隆木制品有限公司 | A kind of round table multi-surface rotating processing frame |
| CN209686280U (en) * | 2019-01-23 | 2019-11-26 | 星际控股集团有限公司 | A kind of portable combined roadblock for stopping vehicles |
| CN210134374U (en) * | 2019-04-17 | 2020-03-10 | 南安凌卓文化创意有限公司 | Height limiting frame for municipal construction |
| CN210420937U (en) * | 2019-06-29 | 2020-04-28 | 南京昊天路桥工程有限公司 | Highway bridge is with adjustable limit for width limit for height device |
| CN210439185U (en) * | 2019-07-29 | 2020-05-01 | 宣城职业技术学院 | Height limiting device for municipal bridge |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201020 |
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| RJ01 | Rejection of invention patent application after publication |