CN214235363U - Wireless laser range finder with dustproof dust removal structure - Google Patents
Wireless laser range finder with dustproof dust removal structure Download PDFInfo
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- CN214235363U CN214235363U CN202022922579.0U CN202022922579U CN214235363U CN 214235363 U CN214235363 U CN 214235363U CN 202022922579 U CN202022922579 U CN 202022922579U CN 214235363 U CN214235363 U CN 214235363U
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Abstract
A wireless laser range finder with a dustproof and dust removal structure relates to the field of tunnel construction and comprises a range finder main body, a dust collection box connected to the upper part of one side of the range finder main body, a fan arranged in the dust collection box, a bearing bracket connected to the lower part of the dust collection box, an external air pipe connected to the bearing bracket in a penetrating manner, and an internal air pipe communicated with the external air pipe; the dust collecting box comprises a U-shaped shell and a filter screen connected to the inner side surface of the shell, and activated carbon is filled in the filter screen. The range finder main part includes outside framework, and a terminal surface middle part of outside framework is equipped with the glass board, and the lateral surface middle part of outside framework is equipped with signal transmission antenna, and signal transmission antenna is L shape, and its horizontal limb is connected with the lateral surface of outside framework. The utility model provides an adopt artifical method of cleaning to clear away wireless laser range finder glass plate surface dust among the prior art, there is the problem of inefficiency, security low and consuming time and power.
Description
Technical Field
The utility model relates to a tunnel construction field especially relates to a wireless laser range finder with dustproof dust removal structure.
Background
In a road tunnel in a construction period, particularly a road tunnel constructed by a drilling and blasting method (a method for excavating rocks by drilling, charging and blasting), the dust content in the air is very high, and the monitoring precision of the wireless laser distance measuring instrument is influenced. In such a special working environment, the glass plate of the wireless laser range finder is easily covered by dust, and laser signals emitted by the glass plate are shielded, so that a large amount of inaccurate data or invalid data can be read.
At present, the main solution to the problem is manual wiping, namely after the fact that data obtained by reading of the wireless laser range finder is invalid is found, dry and clean rags are manually used for gently wiping the surface of the glass plate, and dust deposited on the surface of the glass plate is removed under the condition that the range finder does not shake.
Firstly, the manual wiping can be performed only when the construction machine is idle and does not occupy the road to affect the field construction, and the normal work of the wireless laser distance measuring instrument cannot be ensured in time. Secondly, the place shape is complicated and distancer lays the position higher, only uses the ladder to hardly make the staff reach its height, need use construction machinery such as excavator to send the staff to and lay the position, lacks the safety guarantee measure and consumes time and power. Finally, one of the main reasons for using a wireless laser range finder as a monitoring method is its automation and wireless characteristics, and manual wiping is not in accordance with its original purpose.
In summary, the existing method for removing dust on the surface of the glass plate of the wireless laser range finder by adopting a manual wiping method has the defects of low efficiency, low safety, time and labor consumption and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wireless laser range finder with dustproof dust removal structure adopts the artifical method of cleaning to clear away wireless laser range finder glass board surface dust among the solution prior art, has the problem of inefficiency, security low and consuming time and power.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wireless laser range finder with a dustproof and dust removal structure comprises a range finder main body, a dust collection box connected to the upper part of one side of the range finder main body, a fan arranged in the dust collection box, a bearing bracket connected to the lower part of the dust collection box, an external air pipe connected to the bearing bracket in a penetrating manner, and an internal air pipe communicated with the external air pipe; the dust collecting box comprises a U-shaped shell and a filter screen connected to the inner side surface of the shell, and activated carbon is filled in the filter screen.
Further preferred technical solution: the range finder main part includes outside framework, and a terminal surface middle part of outside framework is equipped with the glass board, and the lateral surface middle part of outside framework is equipped with signal transmission antenna, and signal transmission antenna is L shape, and its horizontal limb is connected with the lateral surface of outside framework.
Further preferred technical solution: the dust collection box cover is arranged around the glass plate of the range finder main body, and the inner size of the dust collection box is matched with the size of the glass plate.
Further preferred technical solution: the fan comprises a lower driving layer and an upper driven layer; the driving layer is of a straight plate type structure and consists of vertical fan blades which are uniformly arranged at intervals along the circumferential direction; the driven layer is of a spiral structure and is composed of inclined fan blades which are uniformly arranged at intervals along the circumferential direction.
Further preferred technical solution: the supporting groove is a rectangular groove body and comprises a bottom plate, a pair of vertical plates connected to two sides of the bottom plate and a supporting plate connected between the vertical plates.
Further preferred technical solution: the upper part of a vertical plate is provided with a through hole, and the inner end part of an external air pipe is connected in the through hole in a penetrating way; the vertical plate is fixedly connected with the range finder main body through a hexagon screw; the outer side face of the vertical plate is flush with the outer side face of the range finder main body.
Further preferred technical solution: the outer ends of a pair of side plates of the dust collecting box are lapped on a supporting plate of the supporting groove; the outer end face of the side plate of the dust collecting box is flush with the outer surface of the supporting plate of the supporting groove.
Further preferred technical solution: the external air pipe is in a Z shape integrally and comprises a straight pipe part, a funnel-shaped air inlet pipe part vertically communicated with an external port of the straight pipe part and a connector head vertically communicated with an internal port of the straight pipe part.
Further preferred technical solution: the connecting pipe head is correspondingly inserted into the through hole of the supporting groove; the straight pipe part is parallel to the vertical plate of the support groove.
Further preferred technical solution: one port of the internal air pipe is communicated with the connector head of the external air pipe, and the other port is arranged on one side of the active layer of the fan.
Compared with the prior art, the utility model has the following characteristics and beneficial effect:
1, the utility model is provided with a dust collecting box; the dust collection box has certain effect of sheltering from to the dust in the tunnel air, and the dust that the fan blew off can be collected to the setting of filter screen and active carbon simultaneously.
2, the utility model is provided with a fan, wherein the fan comprises a straight-plate type driving layer and a spiral type driven layer; the vertical flabellum that blows the initiative layer through the wind-force of outside tuber pipe and inside tuber pipe gathering rotates, drives the slope flabellum rotation of driven layer then, and then makes whole fan rotate, and the fan rotates and produces wind-force, blows to the glass board of distancer main part, blows off the dust on glass board surface, and the effectual wind that changes the tunnel wind into blows to the glass board of distancer main part.
3, the utility model is provided with a supporting groove; the support groove can prevent effectively that the small stone that the blasting produced from splashes and produces the destruction to the fan, can collect the box to the dust simultaneously and carry out the bearing.
4, the utility model is provided with an external air pipe which is bent in a Z shape; make things convenient for the distancer main part to lay inside the tunnel is first lined, outside tuber pipe can stretch out to lining surface just.
5, the air inlet pipe part in the external air pipe of the utility model is arranged into a funnel shape; the tunnel wind with weak wind power is effectively gathered, so that strong wind power is generated to be used as the power of the fan.
Drawings
Fig. 1 is a first perspective view of the wireless laser range finder with a dust-proof structure of the present invention.
Fig. 2 is a perspective view of the wireless laser range finder with a dust-proof structure of the present invention.
Fig. 3 is a plan view of the wireless laser range finder with dust-proof structure of the present invention.
Fig. 4 is a horizontal sectional view of the wireless laser range finder with a dust-proof structure of the present invention.
Fig. 5 is an elevation view of the wireless laser range finder with a dust-proof structure of the present invention.
Fig. 6 is an enlarged view of a portion a in fig. 1.
Fig. 7 is the layout diagram of the wireless laser range finder with the dustproof dust-removing structure in the tunnel.
Reference numerals: 1-distancer main part, 2-dust collection box, 3-fan, 4-inside tuber pipe, 5-bearing groove, 6-outside tuber pipe, 7-signal emission antenna.
Detailed Description
Referring to fig. 1 to 5, the wireless laser range finder with a dust prevention and removal structure comprises a range finder main body 1, a dust collection box 2 connected to the upper part of one side of the range finder main body 1, a fan 3 arranged in the dust collection box 2, a support bracket 5 connected to the lower part of the dust collection box 2, an external air pipe 6 connected to the support bracket 5 in a penetrating manner, and an internal air pipe 4 communicated with the external air pipe 6.
The range finder main body 1 comprises an outer frame body, wherein the outer frame body is made of metal cast aluminum and has waterproof capability with the impermeability grade of P6; a CPU with ultra-low power consumption, an RTC chip and a ferroelectric memory are arranged in the external frame body; the range finder main body 1 is powered by a lithium battery and is matched with a high-efficiency DC/DC buck converter, and the lithium battery and the buck converter are arranged in an external frame; a glass plate is arranged in the middle of one end face of the outer frame body, and laser is emitted out through the glass plate on the surface of the distance measuring instrument main body 1; the middle part of the outer side surface of the outer frame body is provided with a signal transmitting antenna 7, the signal transmitting antenna 7 is L-shaped, and the horizontal limb of the signal transmitting antenna is connected with the outer side surface of the outer frame body.
The acquired data is stored in the range finder main body 1 for a period of time, and the data can be transmitted to a relay or a gateway based on a ZigBee communication protocol.
The range finder body 1 is a wireless device for measuring distance by using a laser technique, and is composed of a laser, a laser detector, a measuring circuit and a signal transmission system.
The distance measuring instrument main body 1 is used for monitoring convergence deformation between two point positions around a tunnel hole, and the convergence deformation is relative deformation between the two monitoring point positions.
The dust collecting box 2 comprises a U-shaped shell and a filter screen connected to the inner side surface of the shell, and activated carbon is filled in the filter screen; the shell comprises a horizontal top plate and a pair of side plates vertically connected to two sides of the bottom surface of the top plate; the shell is made of metal cast aluminum; dust collection box 2 covers and establishes around the glass board of distancer main part 1, and the inside size and the glass board size of dust collection box 2 suit, and dust collection box 2 has certain effect of sheltering from to the dust in the tunnel air, and the setting of filter screen and active carbon can be collected the dust that blows off fan 3 simultaneously.
Referring to fig. 6, the fan 3 includes a lower driving layer and an upper driven layer; the driving layer is of a straight plate type structure and consists of vertical fan blades which are uniformly arranged at intervals along the circumferential direction; the driven layer is of a spiral structure and consists of inclined fan blades which are uniformly arranged at intervals along the annular direction; the vertical flabellum that blows the initiative layer through the wind-force of outside tuber pipe 6 and the 4 gathering of inside tuber pipe rotates, drives the slope flabellum rotation of driven layer then, and then makes whole fan 3 rotate, and fan 3 rotates and produces wind-force, blows to the glass board of distancer main part 1, blows off the dust on glass board surface.
The supporting groove 5 is a rectangular groove body and comprises a bottom plate, a pair of vertical plates connected to two sides of the bottom plate and a supporting plate connected between the vertical plates; the upper part of a vertical plate is provided with a through hole, and the inner end part of an external air pipe 6 is penetrated in the through hole; the vertical plate is fixedly connected with the range finder main body 1 through a hexagon screw; the outer side surface of the vertical plate is flush with the outer side surface of the range finder main body 1; the supporting groove 5 is made of metal cast aluminum; the support groove can prevent effectively that the small stone that the blasting produced from splashes and produces the destruction to the fan, can collect the box to the dust simultaneously and carry out the bearing.
The outer ends of a pair of side plates of the dust collecting box 2 are lapped on a supporting plate of the supporting groove 5; the outer end face of the side plate of the dust collecting box 2 is flush with the outer surface of the supporting plate of the bearing groove 5.
The external air pipe 6 is in a Z shape integrally and comprises a straight pipe part, a funnel-shaped air inlet pipe part vertically communicated with an external port of the straight pipe part and a connector head vertically communicated with an internal port of the straight pipe part; the connector head is correspondingly inserted in the through hole of the support groove 5.
The external air pipe 6 is integrally arranged in a Z-shaped bent mode, and the straight pipe part is parallel to the vertical plate of the bearing groove 5; make things convenient for distancer main part 1 to lay inside the tunnel is first lined, and outside tuber pipe can stretch out to lining the surface just.
The tunnel wind is the air flow generated by the wind pipe blowing or the running of the construction machinery in the tunnel, and the wind inlet pipe part is arranged in a funnel shape to gather the tunnel wind with weak wind power, so that the strong wind power is generated as the power of the fan.
One port of the internal air pipe 4 is communicated with the connector head of the external air pipe 6, and the other port is arranged at one side of the active layer of the fan 3.
The utility model discloses utilize the power of tunnel wind under the condition that does not use the battery, in time, clear away the dust on the glass board of distancer main part automatically, guarantee to have the wireless laser distancer of dustproof dust removal structure and can monitor tunnel hole all convergence deformation steadily in the special dust environment of tunnel construction period, obtain accurate tunnel hole all convergence deformation data, provide accuracy, effectual monitoring data, provide support for relevant scientific research work.
The utility model can remove dust without waiting for idle period of construction, and is more flexible in time and space; tunnel wind is used as power, so that the electric power of the distance measuring instrument is saved; the automatic dust removal device can realize automatic dust removal work and meet the requirements of wireless, automatic and miniaturization of a wireless sensor network.
The highway tunnel generally adopts a composite lining as a lining structure, and generally comprises primary support and secondary support; in the construction process of a highway tunnel, a certain time interval exists between the construction of primary support and secondary support, only the primary support is used as a main support structure in the time interval, certain construction safety risks exist, the construction safety can be effectively guaranteed by timely and accurately monitoring and measuring, the convergence deformation around the tunnel hole is an important index for monitoring and measuring, and in the current scientific research work, the traditional mode of detecting by using a total station is replaced by all-weather monitoring of a wireless laser range finder to obtain the convergence deformation data such as horizontal convergence, vault settlement and the like around the tunnel hole.
Referring to fig. 7, the working process of the present invention is as follows: will the utility model discloses laser range finder places in the tunnel inside lining as required, guarantee during the installation that the blast pipe portion of the infundibulate of outside tuber pipe 6 stretches out tunnel inside lining surface, gather the tunnel wind that wind-force is more weak through outside tuber pipe 6, and get into inside tuber pipe 4 through outside tuber pipe 6, the vertical flabellum on the initiative layer of fan 3 is blown to the wind-force through outside tuber pipe 6 and the 4 gathering of inside tuber pipe rotates, then drive the slope flabellum rotation on driven layer, and then make whole fan 3 rotate, fan 3 rotates and produces wind-force, blow to the glass board of range finder main part 1, blow off the dust on glass board surface.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a wireless laser range finder with dustproof dust removal structure which characterized in that: the device comprises a distance meter main body (1), a dust collection box (2) connected to the upper part of one side of the distance meter main body (1), a fan (3) arranged in the dust collection box (2), a bearing bracket (5) connected to the lower part of the dust collection box (2), an external air pipe (6) connected to the bearing bracket (5) in a penetrating manner, and an internal air pipe (4) communicated with the external air pipe (6);
the dust collecting box (2) comprises a U-shaped shell and a filter screen connected to the inner side surface of the shell, and activated carbon is filled in the filter screen.
2. The wireless laser range finder with a dust prevention and removal structure of claim 1, wherein: the range finder main body (1) comprises an outer frame body, a glass plate is arranged in the middle of one end face of the outer frame body, a signal transmitting antenna (7) is arranged in the middle of the outer side face of the outer frame body, the signal transmitting antenna (7) is L-shaped, and a horizontal limb of the signal transmitting antenna is connected with the outer side face of the outer frame body.
3. The wireless laser range finder with a dust prevention and removal structure of claim 2, wherein: dust collection box (2) cover is established around the glass board of distancer main part (1), and the inside size and the glass board size of dust collection box (2) suit.
4. The wireless laser range finder with a dust prevention and removal structure of claim 3, wherein: the fan (3) comprises a driving layer at the lower part and a driven layer at the upper part; the driving layer is of a straight plate type structure and consists of vertical fan blades which are uniformly arranged at intervals along the circumferential direction; the driven layer is of a spiral structure and is composed of inclined fan blades which are uniformly arranged at intervals along the circumferential direction.
5. The wireless laser range finder with a dust prevention and removal structure of claim 4, wherein: the supporting groove (5) is a rectangular groove body and comprises a bottom plate, a pair of vertical plates connected to two sides of the bottom plate and a supporting plate connected between the vertical plates.
6. The wireless laser range finder with a dust prevention and removal structure of claim 5, wherein: the upper part of a vertical plate is provided with a through hole, and the inner end part of an external air pipe (6) is connected in the through hole in a penetrating way;
the vertical plate is fixedly connected with the range finder main body (1) through a hexagonal screw;
the outer side face of the vertical plate is flush with the outer side face of the range finder main body (1).
7. The wireless laser range finder with a dust prevention and removal structure of claim 6, wherein: the outer ends of a pair of side plates of the dust collecting box (2) are lapped on a supporting plate of the supporting groove (5);
the outer end face of the side plate of the dust collecting box (2) is flush with the outer surface of the supporting plate of the bearing groove (5).
8. The wireless laser range finder with a dust prevention and removal structure according to any one of claims 3 to 7, wherein: the external air pipe (6) is in a Z shape integrally and comprises a straight pipe part, a funnel-shaped air inlet pipe part vertically communicated with the outer port of the straight pipe part and a connector head vertically communicated with the inner port of the straight pipe part.
9. The wireless laser range finder with a dust prevention and removal structure of claim 8, wherein: the connecting pipe head is correspondingly inserted into the through hole of the supporting groove (5);
the straight pipe part is parallel to the vertical plate of the support groove (5).
10. The wireless laser range finder with a dust prevention and removal structure of claim 8, wherein: one port of the internal air pipe (4) is communicated with the connector head of the external air pipe (6), and the other port is arranged on one side of the active layer of the fan (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022922579.0U CN214235363U (en) | 2020-12-09 | 2020-12-09 | Wireless laser range finder with dustproof dust removal structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022922579.0U CN214235363U (en) | 2020-12-09 | 2020-12-09 | Wireless laser range finder with dustproof dust removal structure |
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| CN214235363U true CN214235363U (en) | 2021-09-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116935016A (en) * | 2023-07-28 | 2023-10-24 | 上海济目科技有限公司 | Integrated tunnel construction site risk identification and laser positioning method |
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2020
- 2020-12-09 CN CN202022922579.0U patent/CN214235363U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116935016A (en) * | 2023-07-28 | 2023-10-24 | 上海济目科技有限公司 | Integrated tunnel construction site risk identification and laser positioning method |
| CN116935016B (en) * | 2023-07-28 | 2024-03-08 | 上海济目科技有限公司 | Integrated tunnel construction site risk identification and laser positioning method |
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