CN201903663U - Prism and laser leveling instrument with same - Google Patents
Prism and laser leveling instrument with same Download PDFInfo
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- CN201903663U CN201903663U CN2010206778095U CN201020677809U CN201903663U CN 201903663 U CN201903663 U CN 201903663U CN 2010206778095 U CN2010206778095 U CN 2010206778095U CN 201020677809 U CN201020677809 U CN 201020677809U CN 201903663 U CN201903663 U CN 201903663U
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- prism
- laser
- instrument
- reflecting surface
- pendulum
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Abstract
The utility model relates to a prism and a laser leveling instrument with the prism. The prism is provided with a conical reflector for receiving and reflecting an incident laser; an axis of the conical reflector is vertical to a horizontal plane; and a taper angle of the conical reflector is 90 DEG. The prism and the laser leveling instrument with the prism overcome the defect that the existing manual leveling instrument has low efficiency and low precision. The utility model provides the prism and the laser leveling instrument with the prism, and the prism has high efficiency and high precision.
Description
Technical field
The utility model relates to a kind of prism and has the laser levelling instrument of this prism.
Background technology
In industries such as building trade and machine-building, before construction, need water detection flat usually, promptly determine a horizontal line, the flat main leather hose of pouring water that adopts of water detection at present, be specially an end of leather hose fixing on the wall or on the plant equipment, the water level that the other end of leather hose is moved up and down until the leather hose two ends flushes, along the leather hose horizontal line that draws.This method need repeatedly be adjusted the position of the other end of leather hose, and therefore time-consuming long-acting rate is low.In addition, whether the water level of judging the leather hose two ends flushes is by range estimation, has error unavoidably.The flat instrument of laser water detection has also appearred adopting in existing market, and this instrument drives the laser generator rotation by motor-driven by mechanical drive, and the laser that laser generator is sent forms the plane.This instrument produce bigger error unavoidably, so precision is lower, and owing to need gear train, the structure more complicated has improved cost owing to need gear train and laser generator to rotate.Secondly, because laser generator itself also needs horizontal positioned, and its levelling is still and relies on the bubble of visual instrument to determine, has further reduced the precision of levelling.In addition, owing to adopted motor-driven so energy consumption also bigger.
The utility model content
The technical matters that the utility model solves is to overcome low, the inefficient shortcoming of existing levelling accuracy of instrument, and a kind of prism that improves precision and efficient is provided.
The prism that the utility model provides has the conical reflecting surface that reflects incident laser, and the cone angle of described conical reflecting surface is 90 °.
As preferably, described taper reflecting surface is coated with reflectance coating.
As preferably, the vertex of a cone of described conical reflecting surface is cut forms a frustum, and the upper bottom surface of described frustum is a transparent surface.
As further preferred, be coated with anti-reflection film on the described transparent surface.
As preferably, the vertex of a cone of described conical reflecting surface is cut forms a frustum, and the upper bottom surface of described frustum is provided with the light hole that runs through described prism along the axis of described conical reflecting surface.
The utility model further provides a kind of laser levelling instrument, comprises the laser instrument of launching parallel laser and the prism that receives described parallel laser, and described prism is each described prism among the claim 1-5.
As preferably, described laser levelling instrument also comprises a universal joint, described prism is arranged at the top of described universal joint, the bottom of described universal joint also is connected with a pendulum, described laser instrument is installed on the described pendulum, the conical reflecting surface of described prism is towards described laser instrument, and the center of gravity of the axis of described prism, laser instrument and described pendulum is located on the same line.
As further preferred, the below of described pendulum also is provided with the magnet of inhaling mutually with described pendulum.
As preferably, described laser instrument comprises LASER Light Source, regulates the distance adjusting means of distance between described LASER Light Source and the described lens, described distance adjusting means comprises sleeve and lens mount, one end of described sleeve has internal thread, the other end is installed described LASER Light Source, described condenser lens is located on the described lens mount, and described lens mount has the external thread that matches with the internal thread of described sleeve and is installed in the described sleeve by screw thread.
As further preferred, point has optical cement between described lens mount and the described sleeve.
Described in the utility modelly compare with prior art, have following beneficial effect: (1) adopts this prism to obtain this surface level does not need complicated gearing to need not to move yet, can not produce the error of bringing because of transmission and motion, therefore improved precision greatly, simultaneously do not need repeatedly to debug yet, improved efficient.(2) be provided with beam orifice or transmission place, can obtain the point that produces on laser beam transmission along described axis normal in described surface level and the wall along axis.
Description of drawings
Fig. 1 is the structural representation of the prism of an embodiment of the utility model;
Fig. 2 is the reflection synoptic diagram of the prism among Fig. 1;
Fig. 3 is the structural representation of the prism of another embodiment of the utility model;
Fig. 4 is the reflection and the transmission synoptic diagram of the prism among Fig. 3;
Fig. 5 is the structural representation of the laser levelling instrument of an embodiment of the utility model;
Fig. 6 is the structural representation of the laser instrument of laser levelling instrument of the present utility model;
Fig. 7 is the light channel structure synoptic diagram with laser levelling instrument of prism shown in Figure 3;
Fig. 8 is the light channel structure synoptic diagram with laser levelling instrument of prism shown in Figure 2.
Embodiment
Fig. 1 is the structural representation of the prism of an embodiment of the utility model, and Fig. 2 is the reflection synoptic diagram of the prism among Fig. 1.As depicted in figs. 1 and 2, the prism that the utility model provides, be a cone in the present embodiment, described cone is made by metals such as steel or copper, the taper surface of described cone is as the reflecting surface P1 that receives and reflect incident laser, described in the present embodiment taper reflecting surface P1 is coated with reflectance coating, to strengthen reflecting effect.The cone angle of described cone is 90 °, the incident laser that is parallel to the axis of described cone is radiated on the described reflecting surface P1, and by described reflecting surface P1 reflection, formation is perpendicular to the light face d3 of the axis of described cone, the axis normal that makes described cone is in surface level, then light face d3 promptly can be used to identify needed surface level, has promptly realized levelling.Adopting this prism to obtain the horizon light face does not need driving and gearing to need not to move yet, and can not produce the error of bringing because of transmission and motion, has therefore improved precision greatly, and has not needed in use repeatedly to debug yet, and has improved efficient.
In the above-described embodiments, described reflecting surface P1 also can not plate reflectance coating but through correct grinding processing, form smooth surface, thereby reach reflecting effect preferably.
Fig. 3 is the structural representation of the prism of another embodiment of the utility model, and Fig. 4 is the reflection and the transmission synoptic diagram of the prism among Fig. 3.Extremely shown in Figure 4 as Fig. 3, described prism is a cone, has reflecting surface P2, described reflecting surface reflects to form light face d1 to incident laser and at the cone tip part of described cone the transparent surface P3 that receives incident laser is set, the vertex of a cone that described in the present embodiment transparent surface is described cone is cut the upper bottom surface of the frustum that forms, and described transparent surface P3 is provided with the light hole that runs through described prism along the axis of described cone.The laser that is radiated at described transparent surface P3 directly penetrates from described light hole, forms the radioparent d2 vertical with the horizon light face.Described radioparent is incident upon and forms a luminous point on the wall of waiting to construct or processing, and this luminous point has promptly identified needed point.Other is same as the previously described embodiments.
In the above-described embodiments, described reflecting surface can also adopt glass, plastics or other transparent material to make, and the transparent surface place of described prism does not process light hole but is coated with anti-reflection film.
Fig. 5 is the structural representation of the laser levelling instrument of an embodiment of the utility model.Laser levelling instrument of the present utility model comprises prism 7, universal joint 11, laser instrument 5, pendulum 12.Described prism 7 is arranged at the top of described universal joint 11, and described prism 7 adopts the prism among Fig. 2 in the present embodiment.The bottom of described universal joint 11 connects described pendulum 12, and described pendulum 12 can be swung along with the swing of universal joint 11 bottoms.Described laser instrument 5 is arranged on the described pendulum 12, and the conical reflecting surface of described prism 7 is towards described laser instrument 5.Described laser instrument 5 is swung along with the swing of pendulum 12, and the center of gravity of the axis of described prism 7, laser instrument and described pendulum is located on the same line.When the center of gravity pendulum was static, the axis of described prism 7 was vertical with surface level, and the laser instrument emitted laser is radiated on the conical reflecting surface of described prism 7, and the light face and the axis normal of formation can be used to identify surface level.Laser levelling instrument of the present utility model has been realized self-leveling by pendulum, drives with the leveling unit of gearing realization levelling with available technology adopting and compares with the levelling mode, has improved precision greatly.
In the above-described embodiments, described prism 7 also can adopt the prism among Fig. 3, the below of described pendulum 12 also can be provided with magnet 13, described magnet 13 is arranged at the below of described pendulum 12, but it is to the amplitude of fluctuation of the described pendulum 12 of magnetic force damping of described pendulum 12 generations, make that the pendulum 12 of swing is static as early as possible to get off, therefore can improve the efficient of levelling.
Fig. 6 is the structural representation of laser instrument 5 of the laser levelling instrument of an embodiment of the utility model, laser levelling instrument shown in Figure 7 adopts the described prism of Fig. 3, as shown in Figure 6 and Figure 7, laser instrument 5 of the present utility model comprises that the LASER Light Source 10 of launching laser, the laser-transmitting that described LASER Light Source 10 is sent are the condenser lens 6 of parallel laser.Described condenser lens 6 is located on the lens mount 4.Described laser instrument 10 also comprises the distance adjusting means of regulating distance between described LASER Light Source 10 and the described condenser lens 6.Described distance adjusting means is screwed sleeve 2, and described LASER Light Source 10 has the external thread 1 that matches with described sleeve 2 and is installed in the described sleeve 2 by external thread 1.Described lens mount 4 also has the external thread 3 that matches with described sleeve 2 and is installed in the described sleeve 2 by external thread 3.Rotate described lens mount 4 and make described lens mount 4 moving axially along described sleeve 2 in described sleeve 2, it is the distance between described lens mount 4 of scalable and the described LASER Light Source 10, when this distance is adjusted to desirable value, with optical cement described lens mount 4 and described sleeve 2 are fixed, to guarantee having constant focus from the laser that described laser instrument 5 sends.
In the above-described embodiments, described prism also can adopt the prism shown in Fig. 2, as shown in Figure 8.
In the above-described embodiments, the cone angle of described prism is 90 °, but described 90 ° be not only to be 90 °, allows to fluctuate in the errors of processing technique scope.
Above embodiment is an exemplary embodiment of the present utility model only, is not used in restriction the utility model, and protection domain of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection domain, this modification or be equal to replacement and also should be considered as dropping in the protection domain of the present utility model.
Claims (10)
1. prism is characterized in that: have the conical reflecting surface of reflection incident laser, the cone angle of described conical reflecting surface is 90 °.
2. prism according to claim 1 is characterized in that: described taper reflecting surface is coated with reflectance coating.
3. prism according to claim 1 is characterized in that: the vertex of a cone of described conical reflecting surface is cut forms a frustum, and the upper bottom surface of described frustum is a transparent surface.
4. prism according to claim 3 is characterized in that: be coated with anti-reflection film on the described transparent surface.
5. prism according to claim 1 is characterized in that: the vertex of a cone of described conical reflecting surface is cut forms a frustum, and the upper bottom surface of described frustum is provided with the light hole that runs through described prism along the axis of described conical reflecting surface.
6. a laser levelling instrument comprises the laser instrument of launching parallel laser and the prism that receives described parallel laser, it is characterized in that: described prism is each described prism among the claim 1-5.
7. laser levelling instrument according to claim 6, it is characterized in that: described laser levelling instrument also comprises a universal joint, described prism is arranged at the top of described universal joint, the bottom of described universal joint also is connected with a pendulum, described laser instrument is installed on the described pendulum, the conical reflecting surface of described prism is towards described laser instrument, and the center of gravity of the axis of described prism, laser instrument and described pendulum is located on the same line.
8. laser levelling instrument according to claim 7, it is characterized in that: the below of described pendulum also is provided with the magnet of inhaling mutually with described pendulum.
9. laser levelling instrument according to claim 6, it is characterized in that: described laser instrument comprises LASER Light Source, regulates the distance adjusting means of distance between described LASER Light Source and the described lens, described distance adjusting means comprises sleeve and lens mount, one end of described sleeve has internal thread, the other end is installed described LASER Light Source, described condenser lens is located on the described lens mount, and described lens mount has the external thread that matches with the internal thread of described sleeve and is installed in the described sleeve by screw thread.
10. laser levelling instrument according to claim 9 is characterized in that: point has optical cement between described lens mount and the described sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206778095U CN201903663U (en) | 2010-12-23 | 2010-12-23 | Prism and laser leveling instrument with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206778095U CN201903663U (en) | 2010-12-23 | 2010-12-23 | Prism and laser leveling instrument with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201903663U true CN201903663U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206778095U Expired - Fee Related CN201903663U (en) | 2010-12-23 | 2010-12-23 | Prism and laser leveling instrument with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201903663U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692713A (en) * | 2012-03-21 | 2012-09-26 | 上海理工大学 | Optical device capable of generating disc-shaped light rays |
| CN103175515A (en) * | 2011-12-22 | 2013-06-26 | 喜利得股份公司 | Laser system for producing a linear laser marking |
| CN107796378A (en) * | 2017-11-24 | 2018-03-13 | 莱赛激光科技股份有限公司 | Laser Line Marker conscope, straight line laser component and Laser Line Marker |
-
2010
- 2010-12-23 CN CN2010206778095U patent/CN201903663U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175515A (en) * | 2011-12-22 | 2013-06-26 | 喜利得股份公司 | Laser system for producing a linear laser marking |
| CN103175515B (en) * | 2011-12-22 | 2016-12-07 | 喜利得股份公司 | For producing the laser system of linear laser labelling |
| CN102692713A (en) * | 2012-03-21 | 2012-09-26 | 上海理工大学 | Optical device capable of generating disc-shaped light rays |
| CN107796378A (en) * | 2017-11-24 | 2018-03-13 | 莱赛激光科技股份有限公司 | Laser Line Marker conscope, straight line laser component and Laser Line Marker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ROSENBERGER (SHANGHAI) COMMUNICATION TECHNOLOGY CO Free format text: FORMER NAME: SHANGHAI NETOP TELECOM TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 201707 Shanghai city Qingpu District Industrial Park, new road, No. 303 B2 plant Patentee after: Rosenberg (Shanghai) Telecom Technology Co., Ltd. Address before: 201707 Shanghai city Qingpu District Industrial Park, new road, No. 303 B2 plant Patentee before: Netop (Shanghai) Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI NORTHWAY PHOTOELECTRIC INSTRUMENT CO., LT Free format text: FORMER OWNER: ROSENBERG (SHANGHAI) TELECOM TECHNOLOGY CO., LTD. Effective date: 20131120 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131120 Address after: 201707 B2 workshop -B, No. 303, Xinke Road, Qingpu Industrial Park, Shanghai Patentee after: Shanghai Northway Photoelectric Instrument Co., Ltd. Address before: 201707 Shanghai city Qingpu District Industrial Park, new road, No. 303 B2 plant Patentee before: Rosenberg (Shanghai) Telecom Technology Co., Ltd. |
|
| 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: 20110720 Termination date: 20191223 |