CN109388011B - Projection device for BIM information - Google Patents
Projection device for BIM information Download PDFInfo
- Publication number
- CN109388011B CN109388011B CN201811647157.8A CN201811647157A CN109388011B CN 109388011 B CN109388011 B CN 109388011B CN 201811647157 A CN201811647157 A CN 201811647157A CN 109388011 B CN109388011 B CN 109388011B
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- Prior art keywords
- projection
- support
- light screen
- projection mechanism
- guide rail
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- 238000003860 storage Methods 0.000 claims abstract description 27
- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 230000005012 migration Effects 0.000 abstract 1
- 238000013508 migration Methods 0.000 abstract 1
- 239000011449 brick Substances 0.000 description 15
- 239000007789 gas Substances 0.000 description 10
- 238000001816 cooling Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/045—Allowing translations adapted to left-right translation movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/2085—Undercarriages with or without wheels comprising means allowing sideward adjustment, i.e. left-right translation of the head relatively to the undercarriage
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Projection Apparatus (AREA)
Abstract
The invention relates to the technical field of auxiliary equipment for building construction, in particular to a projection device for BIM information. Including the support, be connected with projection mechanism on the support, projection mechanism includes projecting lens, and projection mechanism's inside is equipped with radiator fan, still is equipped with the louvre that is used for radiator fan to exhaust on the projection mechanism, projecting lens's the place ahead is equipped with the light screen, is equipped with the projection hole on the light screen, and the light screen is along vertical and support sliding connection, is equipped with the locking mechanism who is used for the light screen location on the support, is equipped with the telescopic gas storage spare that is used for promoting light screen vertical migration on the support, is equipped with the cover body with louvre sealing connection in the projection mechanism, and the cover body communicates with telescopic gas storage spare, and the intercommunication. The scheme solves the problem of how to apply the BIM technology during masonry work in the prior art.
Description
Technical Field
The invention relates to the technical field of auxiliary equipment for building construction, in particular to a projection device for BIM information.
Background
The BIM technology is mainly used for providing a complete building engineering information base consistent with the actual situation for a virtual building engineering three-dimensional model by establishing the model and utilizing a digital technology. The BIM technology is applied to the building engineering, so that the construction efficiency is effectively improved, the resources are saved, and the cost is reduced.
With the spread of BIM technology, more and more construction units begin to use this technology to improve efficiency and control costs. In the masonry work of the wall body, the wall body is generally built by adopting standard bricks, and when a door and window opening needs to be formed in the wall body, the non-standard bricks are required to be used for processing. In general, when in building, the brick discharging and the material cutting are carried out by experienced pugmill according to experience. The manual brick arrangement has lower working efficiency, the chopping loss of materials is increased, and the brick arrangement error can occur to cause the conditions of rework and the like. How to apply the BIM technology to masonry work is an urgent problem to be solved at present.
Disclosure of Invention
The invention aims to provide a projection device for BIM information, which aims to solve the problem of how to use the BIM technology during masonry work in the prior art.
The basic scheme of the invention is as follows: a projection arrangement for BIM information, including the support, be connected with projection mechanism on the support, projection mechanism includes projection lens, and projection mechanism's inside is equipped with radiator fan, still is equipped with the louvre that is used for radiator fan to exhaust in the projection mechanism, projection lens's the place ahead is equipped with the light screen, is equipped with the projection hole on the light screen, and the light screen is along vertical and support sliding connection, is equipped with the locking mechanism who is used for the light screen location on the support, is equipped with the telescopic gas storage spare that is used for promoting light screen vertical movement on the support, is equipped with the cover body with louvre sealing connection in the projection mechanism, and the cover body communicates with telescopic gas storage spare, and the intercommunication.
The light shielding plate and the projection hole are arranged for shielding the projection lens partially, so that a part of projected pictures can pass through the projection hole for projection. And a locking mechanism is arranged for positioning the position of the light screen after the light screen is moved, so that the light screen is prevented from moving automatically. The telescopic air storage part is arranged, and the telescopic air storage part is inflated to extend to push the shading plate to move. The cover body is arranged and used for guiding the gas discharged from the heat dissipation holes into the telescopic gas storage piece. An exhaust pipe is arranged for exhausting the telescopic air storage part.
Compared with the prior art, the scheme has the advantages that: 1. the heat radiation fan blows out hot air in the projection mechanism from the heat radiation holes and discharges the hot air through the cover body, the telescopic air storage part and the exhaust pipe in sequence, and when a worker builds a wall body, the air flow sprayed out of the exhaust pipe is used for blowing away dregs on the surface of a brick body, so that the work load of the worker can be reduced; most of projection images of the projection lens are shielded by the light shielding plate, so that the projection images are prevented from irradiating on the body of workers to influence the work of the workers.
2. After the wall body part projected from the projection hole is built, the exhaust end of the exhaust pipe is blocked by a worker, so that the internal air of the telescopic air storage piece is increased and extended, the telescopic air storage piece is enabled to push the light screen to move upwards, when the light screen moves to a proper position, the exhaust end of the exhaust pipe is opened, the air in the telescopic air storage piece is exhausted from the exhaust pipe again, the telescopic air storage piece stops pushing the light screen, the light screen is positioned under the action of the locking mechanism, further the projection hole is enabled to project the next wall body information to be built, the worker can conveniently conduct remote operation on the projection, the worker does not need to move back and forth at the projection mechanism and the position of the building wall body, and the projection operation is facilitated.
3. The light projected by the projection mechanism can illuminate the masonry work without arranging an additional illumination device, so that the projection mechanism realizes the dual effects of guiding masonry and illumination.
4. The masonry information of the wall body is projected by the projection mechanism, mainly referring to the brick arrangement mode of the wall body, the size of bricks, the size of mortar joints, the distribution condition of holes and the like, then the projection picture is positioned at the masonry position and adjusted to the actual size, workers operate according to the information displayed by the projection picture, when the shading plate needs to be moved upwards, the position of the shading plate is moved to project the distribution information of the bricks at the position of the wall body to be built at once on the building position, then, workers select proper bricks to be built according to the projected pictures, and can quickly master the cutting time and position for some parts needing non-standard brick building, therefore, the dependence on the experience of masonry workers is reduced, the difficulty of work is reduced, and the masonry information is based on the BIM information, so that the masonry quality is ensured, and the occurrence of rework is avoided.
Furthermore, the telescopic air storage part is positioned at the lower side of the light screen and is an elastic corrugated pipe, the upper end of the elastic corrugated pipe is abutted against the lower end of the light screen, and the lower end of the elastic corrugated pipe is fixedly connected with the support. By using the elastic corrugated pipe to manufacture the telescopic air storage part, the manufacturing cost of the telescopic air storage part can be reduced because the elastic corrugated pipe is easier to obtain.
Furthermore, the locking mechanism comprises a cam and a friction rod, the cam is rotationally connected with the light shielding plate, the friction rod is arranged in parallel with the moving direction of the light shielding plate, the friction rod is connected with the support through a bolt, and the cam is in friction fit with the friction rod. The convex end which is far away from the rotating axis of the cam on the cam is obliquely downwards arranged and far away from the friction rod, so that the gravity center of the cam is positioned on one side of the rotating axis of the cam far away from the friction rod, and the convex end of the cam has the tendency of swinging towards the friction rod under the action of gravity, and the cam is contacted with the friction rod.
Furthermore, a guide rail is fixedly connected to the support, the length direction of the guide rail is perpendicular to the surface of the light shielding plate, and the projection mechanism is connected with the guide rail in a sliding mode along the length direction of the guide rail. Through setting up the guide rail, make projection mechanism and guide rail sliding connection to make things convenient for projection mechanism to slide on the support, and then conveniently adjust the distance between projection mechanism and wall body, projection mechanism and the light screen, need not all to remove whole support, improved the convenience of operation.
Further, the projection mechanism is provided with bar levels which are perpendicular to each other. Through setting up two mutually perpendicular's bar spirit levels, when leveling two bar spirit levels all, projection mechanism is just in the horizontality, then through observing two bar spirit levels, conveniently carries out the leveling operation to projection mechanism.
Furthermore, the lower side of the projection lens is provided with an infrared emitter, the irradiation direction line of the infrared emitter is perpendicular to the two bar levels, and the irradiation direction line of the infrared emitter is coplanar with the axis of the projection lens. Through setting up infrared emitter, just can judge projection lens position through observing the infrared ray position that infrared emitter jetted out, and then conveniently know projection lens's position, and then conveniently carry out the location operation to the vertical face at projection lens place.
Drawings
FIG. 1 is a front view of an embodiment of a projection apparatus for BIM information according to the present invention;
fig. 2 is a left side view of the visor of fig. 1.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the projection device comprises a guide rod 1, a light screen 2, a projection hole 21, a telescopic air storage piece 3, an exhaust pipe 4, a support 5, a projection lens 6, a shell 7, a cover body 8, a base 9, a guide rail 10, a cam 11 and a friction rod 12.
The embodiment is basically as shown in the attached figure 1: the projection device for the BIM information comprises a support 5, wherein a triangular support is welded at the bottom of the support 5; a horizontal guide rail 10 is welded on the upper portion of the support 5, a base 9 is connected on the guide rail 10 in a sliding mode, and the base 9 is connected with the guide rail 10 in a sliding mode through a dovetail groove. The upper side of the base 9 is provided with a projection mechanism, the projection mechanism is a laser projector in the prior art, the projection mechanism comprises a shell 7, the bottom of the shell 7 is provided with four adjusting screws which are distributed in a rectangular shape, the upper parts of the adjusting screws are in threaded connection with the shell 7, and the lower ends of the adjusting screws are in rotating fit with the base 9; the left side of the casing 7 of the projection mechanism is provided with the projection lens 6, the inside of the casing 7 of the projection mechanism is provided with a cooling fan used for cooling the projection lens 6, and the casing 7 of the projection mechanism is also provided with a cooling hole used for the cooling fan to exhaust air. And a cover body 8 is arranged on the outer side of the heat dissipation hole, and the cover body 8 is in sealing adhesion with the shell 7. Two bar levels which are perpendicular to each other and are transversely arranged are embedded at the top of the shell 7. The lower side of the projection lens 6 is connected with an infrared emitter through a bolt, the irradiation direction of the infrared emitter and the two bar levels are respectively and vertically arranged, and the irradiation direction of the infrared emitter is coplanar with the axis of the projection lens 6. The left side of support 5 is equipped with vertical light screen 2, and light screen 2 is just to setting up with projection lens 6, and the face of light screen 2 is perpendicular with the length direction of guide rail 10. Vertical guide rod 1 is welded on support 5, and the both ends of light screen 2 are along vertical and guide rod 1 sliding fit. The shading plate 2 is provided with a projection hole 21, and the projection hole 21 is a strip-shaped hole which is horizontally arranged. The lower side of the shading plate 2 is provided with a telescopic air storage part 3, the telescopic air storage part 3 is preferably an elastic corrugated pipe, the lower end of the elastic corrugated pipe is bonded with the support 5, and the upper end of the elastic corrugated pipe is abutted against the lower end of the shading plate 2. The telescopic air reservoir 3 communicates with the cover 8. The bottom of the telescopic air storage part 3 is hermetically connected with an exhaust pipe 4.
As shown in fig. 2, a locking mechanism is arranged between the light shielding plate 2 and the guide rod 1, the locking mechanism comprises a friction rod 12 and a cam 11 in friction fit with the friction rod 12, and the friction rod 12 is positioned on one side of the guide rod 1 close to the light shielding plate 2 and is welded with the guide rod 1 along a direction parallel to the moving direction of the light shielding plate 2; the cam 11 is rotatably connected with the light shielding plate 2, and the far end of the cam 11 far away from the rotation axis of the cam 11 is positioned at one side of the rotation axis of the cam 11 far away from the friction rod 12, so that the cam 11 is abutted against the friction rod 12 under the action of gravity.
The specific implementation process is as follows: the method comprises the steps of establishing a structural model of the wall body through a BIM technology, namely establishing the wall body model according to information of brick arrangement, mortar joint size, hole reserved position and the like of the wall body by using brick materials used by the wall body. And projecting the wall model to the position of the wall to be built by using a projection mechanism. Most of the projection lens 6 is shielded by the light shielding plate 2, so that a projection image of a wall part to be built immediately is projected out through the projection hole 21, and a worker selects bricks with corresponding sizes to be built according to the projection image projected at a wall building position. The air current of the louvre spun from projection mechanism is discharged through cover body 8, telescopic gas storage 3 and blast pipe 4 in proper order, and the workman clears up the dregs on the fragment of brick through using the gas of 4 combustion gas of blast pipe. When the wall image of the next to-be-built part needs to be projected, the exhaust end of the exhaust pipe 4 is closed, so that the gas in the telescopic gas storage piece 3 is increased due to the fact that the gas cannot be timely exhausted, the telescopic gas storage piece 3 extends upwards, the light shielding plate 2 is further pushed to move upwards, namely the projection hole 21 moves upwards, the next to-be-built wall image penetrates through the projection hole 21 and is projected at the position of the to-be-built wall, and a worker can build the corresponding image. When the shading plate 2 reaches a proper position, the exhaust pipe 4 is opened, so that the telescopic air storage part 3 stops pushing the shading plate 2 to move upwards, and the shading plate 2 cannot move downwards under the action of the cam 11.
Claims (4)
1. A projection arrangement for BIM information, including the support, be connected with projection mechanism on the support, projection mechanism includes projection lens, and projection mechanism's inside is equipped with radiator fan, still is equipped with the louvre that is used for radiator fan to exhaust on the projection mechanism, its characterized in that: the projection device comprises a projection lens, a support, a locking mechanism, a telescopic air storage piece, a cover body and an exhaust pipe, wherein the front part of the projection lens is provided with a light screen, the light screen is provided with a projection hole, the light screen is connected with the support in a sliding manner along the vertical direction, the support is provided with the locking mechanism for positioning the light screen, the support is provided with the telescopic air storage piece for pushing the light screen to move vertically, the projection mechanism is provided with the cover body which is connected with a; two mutually vertical bar levels are arranged on the projection mechanism; the lower side of the projection lens is provided with an infrared emitter, the irradiation direction line of the infrared emitter is perpendicular to the two bar levels, and the irradiation direction line of the infrared emitter is coplanar with the axis of the projection lens.
2. The projection apparatus for BIM information as claimed in claim 1, wherein: the telescopic air storage part is located on the lower side of the light screen and is an elastic corrugated pipe, the upper end of the elastic corrugated pipe is abutted to the lower end of the light screen, and the lower end of the elastic corrugated pipe is fixedly connected with the support.
3. The projection apparatus for BIM information as claimed in claim 2, wherein: the locking mechanism comprises a cam and a friction rod, the cam is rotationally connected with the shading plate, the friction rod is arranged in parallel with the movement direction of the shading plate, the friction rod is connected with the support through a bolt, and the cam is in friction fit with the friction rod.
4. The projection apparatus for BIM information as claimed in claim 3, wherein: the projection mechanism is characterized in that a guide rail is fixedly connected to the support, the length direction of the guide rail is perpendicular to the surface of the light screen, and the projection mechanism is connected with the guide rail in a sliding mode along the length direction of the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647157.8A CN109388011B (en) | 2018-12-29 | 2018-12-29 | Projection device for BIM information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647157.8A CN109388011B (en) | 2018-12-29 | 2018-12-29 | Projection device for BIM information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109388011A CN109388011A (en) | 2019-02-26 |
| CN109388011B true CN109388011B (en) | 2021-02-02 |
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ID=65430808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811647157.8A Active CN109388011B (en) | 2018-12-29 | 2018-12-29 | Projection device for BIM information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109388011B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409763B (en) * | 2019-07-26 | 2020-11-06 | 重庆工程职业技术学院 | Wall construction device based on BIM technology |
| CN114025127A (en) * | 2021-10-08 | 2022-02-08 | 中国一冶集团有限公司 | Brickwork brick arrangement system and brickwork brick arrangement method based on BIM technology |
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| CN104712076A (en) * | 2015-02-06 | 2015-06-17 | 崔新明 | Autoclaved sand aerated concrete block wall construction method based on BIM technique |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9121692B2 (en) * | 2013-03-13 | 2015-09-01 | Trimble Navigation Limited | Method and apparatus for projection of BIM information |
| CN204440986U (en) * | 2015-01-13 | 2015-07-01 | 云南巨力线缆制造有限公司 | A kind of annelaing pot waste heat is used for the system that device for squeezing glue peels off scrap rubber |
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- 2018-12-29 CN CN201811647157.8A patent/CN109388011B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1873523A (en) * | 2005-06-02 | 2006-12-06 | 中强光电股份有限公司 | Projector, and guide structure for heat elimination setting up in projector |
| CN104712076A (en) * | 2015-02-06 | 2015-06-17 | 崔新明 | Autoclaved sand aerated concrete block wall construction method based on BIM technique |
| CN204557041U (en) * | 2015-03-20 | 2015-08-12 | 深圳市环球数码创意科技有限公司 | A kind of projector's shading baffle and projector |
| CN204705353U (en) * | 2015-07-03 | 2015-10-14 | 中国二十二冶集团有限公司 | Engineering axis location optical projection apparatus |
| CN207138463U (en) * | 2017-06-20 | 2018-03-27 | 上海同璞环保科技有限公司 | A kind of portable gas skirt |
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| Publication number | Publication date |
|---|---|
| CN109388011A (en) | 2019-02-26 |
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