CN210862673U - Prism safety cover is measurationed in tunnel control - Google Patents
Prism safety cover is measurationed in tunnel control Download PDFInfo
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- CN210862673U CN210862673U CN201921798264.0U CN201921798264U CN210862673U CN 210862673 U CN210862673 U CN 210862673U CN 201921798264 U CN201921798264 U CN 201921798264U CN 210862673 U CN210862673 U CN 210862673U
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Abstract
The utility model relates to a tunnel monitoring and measuring prism protective cover, which comprises a cover body and a telescopic fixed rod, wherein one end of the fixed rod is fixedly connected on a tunnel, and the cover body is rotatably arranged at the other end of the fixed rod and can be positioned; the cover body is provided with an opening, and a movable plate is arranged at the opening in a positioning and overturning manner to seal the opening or open the opening. The beneficial effects of the utility model are that applicable tunnel and the different positions in tunnel in the difference, also can rotate along with the prism simultaneously, satisfy the observation of instrument on the equidirectional, convenient to use, application scope is wider.
Description
Technical Field
The utility model relates to a safety cover technical field, concretely relates to prism safety cover is measurationed in tunnel control.
Background
In the tunnel excavation process, in order to guarantee the stability and the construction safety of the surrounding environment and surrounding rocks of the tunnel, the design and the construction state are reflected at the same time, and daily monitoring and measurement are needed. In order to guarantee monitoring and measuring accuracy, the L-shaped prism is adopted as an ideal scheme for embedding the mark, but the general environment in the tunnel is poor, primary shotcrete work is needed after surrounding rock excavation, the prism is often covered by shotcrete due to no protection, follow-up observation cannot be caused, and therefore the protective cover suitable for the tunnel monitoring and measuring prism is designed to effectively solve the problems.
The existing prism protective cover cannot be well adapted to the tunnel monitoring and measuring prism due to factors such as size and shape, and the protective cover needs to rotate along with the prism due to different instrument setting positions in the tunnel monitoring and measuring process, so that the observation of instruments in different directions is met, and the existing prism protective cover cannot well meet the requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a prism safety cover is measurationed in tunnel control is provided, aim at solving above-mentioned technical problem.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a tunnel monitoring and measuring prism protective cover comprises a cover body and a telescopic fixing rod, wherein one end of the fixing rod is fixedly connected to a tunnel, and the cover body is rotatably arranged at the other end of the fixing rod and can be positioned; the cover body is provided with an opening, the opening is provided with a movable plate in a positioning and overturning manner, and the movable plate is overturned until the opening is sealed or opened.
The utility model has the advantages that: the cover body is fixed on the side wall of the tunnel through the fixing rod, and the fixing rod can be stretched and contracted so as to be suitable for different tunnels and different positions of the same tunnel, so that the use is convenient; in addition, the cover body is rotatably connected with the other end of the fixed rod and can be positioned, so that the observation of instruments in different directions can be met; the prism is protected by the cover body, and the effect of monitoring and measuring which is influenced by the fact that slurry is sputtered on the prism is avoided. The utility model discloses but applicable in different tunnels and the different positions in tunnel, also can rotate along with the prism simultaneously, satisfy the observation of instrument on the equidirectional, convenient to use, application scope is wider.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the cover body is hemispherical with a plane bottom, the movable plate is an arc-shaped plate matched with the cover body in shape, and the fixed rod is vertically arranged and is perpendicular to the bottom of the cover body.
The beneficial effects of adopting above-mentioned further scheme are that simple structure, the prism can be protected on the one hand to the hemispherical cover body, and on the other hand can practice thrift the space, saves the cost.
Further, the both ends of fly leaf respectively through the hinge with the open-ended both ends are articulated, its one side with the connection can be dismantled to opening one side.
Adopt above-mentioned further scheme's beneficial effect to be simple structure, be convenient for realize the slip or the fixing of fly leaf, easy and simple to handle.
Furthermore, a first cover body buckle is fixedly connected to one side of the movable plate, a second cover body buckle matched with the first cover body buckle is fixedly connected to one side of the opening, and the first cover body buckle is buckled into the second cover body buckle to lock the movable plate.
The beneficial effects of adopting above-mentioned further scheme are simple structure, easy dismounting, labour saving and time saving.
Further, the cover body includes cover body and base, cover body detachable install on the base install the prism on the base, the opening is located cover body.
The beneficial effects of adopting above-mentioned further scheme are that simple structure is convenient for realize the separation and the combination of cover body and base fast to the installation prism, labour saving and time saving.
Further, the bottom edge of the cover body is fixedly connected with a plurality of base buckles I at uniform intervals, the base is provided with a plurality of base buckles II which correspond to the base buckles I one to one, and the base buckles I are buckled into the base buckles II so as to fix the cover body on the base.
The beneficial effects of adopting above-mentioned further scheme are simple structure, easy dismounting, labour saving and time saving.
Furthermore, the fixed rod comprises a rod body I and a rod body II, and one end of the rod body I is detachably connected with the cover body; one end of the rod body II is in telescopic connection with the other end of the rod body I and can be positioned, and the other end of the rod body II is fixedly installed on the tunnel.
The beneficial effects of adopting above-mentioned further scheme are that simple structure realizes the regulation of fixed rod length through the flexible cooperation of the one end of the body of rod two and the body of rod one other end to satisfy different monitoring demands, convenient to use, application scope is wider.
Furthermore, a groove with internal threads is formed in the other end of the first rod body, and external threads are formed in one end of the second rod body and are in threaded connection with the groove.
The beneficial effects of adopting above-mentioned further scheme are that simple structure, easy dismounting, labour saving and time saving, work efficiency improves greatly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the fixing rod of the present invention;
FIG. 3 is a schematic view of the first cover body buckle and the second cover body buckle of the present invention;
fig. 4 is a schematic view of the first base buckle and the second base buckle of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the cover body, 2, dead lever, 3, recess, 4, fly leaf, 5, cover body buckle one, 6, cover body buckle two, 7, cover body, 8, base, 9, base buckle one, 10, base buckle two, 11, body of rod one, 12, body of rod two.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 4, the utility model provides a protective cover for a tunnel monitoring and measuring prism, which comprises a cover body 1 and a telescopic fixing rod 2, wherein one end of the fixing rod 2 is fixedly connected to the tunnel and is usually directly buried on the side wall of the tunnel; the cover body 1 is rotatably arranged at the other end of the fixed rod 2 and can be positioned; the cover body 1 is provided with an opening, a movable plate 4 is arranged at the opening in a positioning and overturning manner, and the movable plate 4 is overturned to the opening or exits from the opening to seal or open the opening. In the installation process, the cover body 1 is fixed on the side wall of the tunnel through the fixing rod 2, and the fixing rod 2 can stretch out and draw back so as to be suitable for different tunnels and different positions of the same tunnel, so that the use is convenient; in addition, the cover body 1 is rotatably connected with the other end of the fixed rod 2 and can be positioned, so that the observation of instruments in different directions can be met; the prism is protected by the cover body 1, and the effect of monitoring and measuring which is influenced by the fact that slurry is sputtered on the prism is avoided. The utility model discloses but applicable in different tunnels and the different positions in tunnel, also can rotate along with the prism simultaneously, satisfy the observation of instrument on the equidirectional, convenient to use, application scope is wider.
Example 1
On the basis of above-mentioned structure, in this embodiment, cover body 1 is the bottom and is the planar hemisphere, and fly leaf 4 is the arc that matches with cover body 1 appearance, and 2 vertical settings of dead lever to perpendicular with the bottom of the cover body 1, simple structure, the hemispherical cover body 1 can protect the prism on the one hand, and on the other hand can practice thrift the space, saves the cost.
Example 2
On the basis of the first embodiment, in this embodiment, two ends of the movable plate 4 are respectively hinged to two ends of the opening through hinges, and one side of the movable plate is detachably connected to one side of the opening, so that the movable plate is simple in structure, convenient to slide or fix the movable plate 4, and simple and convenient to operate.
Example 3
On the basis of embodiment two, in this embodiment, fixedly connected with cover body buckle one 5 on one side of fly leaf 4, fixedly connected with cover body buckle two 6 with cover body buckle one 5 complex on open-ended one side, cover body buckle one 5 is detained in cover body buckle two 6 in order to pin fly leaf 4, simple structure, easy dismounting, labour saving and time saving. The cover body buckle I5 and the cover body buckle II 6 are respectively integrally formed with the cover body 1, and the structure is simple.
Example 4
On the basis of the above structure, in this embodiment, the cover body 1 includes a cover body 7 and a base 8, the cover body 7 is detachably mounted on the base 8, the prism is mounted on the base 8 in a manner that can be conceived by those skilled in the art, the prism is preferentially mounted at the center of the base 8, for example, the prism is wrapped by a fixing ring, and then the fixing ring is fixedly connected with the base 8 through a bolt; the opening is located cover 7, and simple structure is convenient for realize fast cover 7 and 8 separation of base and combination to the installation prism, labour saving and time saving.
Example 5
On the basis of the fourth embodiment, in the present embodiment, the bottom edge of the cover body 7 is fixedly connected with the plurality of base fasteners one 9 at uniform intervals, and the plurality of base fasteners one 9 are respectively integrally formed with the cover body 7, so that the structure is simple; the base 8 is provided with a plurality of base buckles two 10 which are in one-to-one correspondence with the base buckles one 9, and the base buckles two 10 are respectively integrally formed with the base 8, so that the structure is simple. The first base buckle 9 is buckled into the second base buckle 10 to fix the cover body 7 on the base 8, and the novel cover is simple in structure, convenient to disassemble and assemble, time-saving and labor-saving.
Example 6
On the basis of above-mentioned structure, in this embodiment, dead lever 2 includes body of rod 11 and body of rod two 12, and the one end of body of rod 11 can be dismantled with the cover body 1 and be connected, specifically is: one of the body of rod 11 serves and is equipped with the external screw thread, and the center department of 8 bottoms of base is equipped with the screw, and the one end of the body of rod 11 and above-mentioned screw threaded connection, easy dismounting also can be along with prism rotating base simultaneously to satisfy the observation of the instrument on the equidirectional not. The one end of the body of rod two 12 and the other end telescopic connection of the body of rod one 11 to can fix a position, the other end fixed mounting of the body of rod two 12 is on the tunnel, directly buries underground usually on the lateral wall in tunnel, simple structure, and the regulation of 2 length of dead lever is realized with the flexible cooperation of the one end of the body of rod two 12 and the body of rod one 11 other end to satisfy different monitoring demands, convenient to use, application scope is wider.
Example 7
On the basis of sixth embodiment, in this embodiment, be equipped with the recess 3 of taking the internal screw thread on the other end of the body of rod 11, the one end and the 3 threaded connection of recess of the body of rod two 12, one of the body of rod two 12 serve with recess 3 complex external screw thread, simple structure, easy dismounting, labour saving and time saving, work efficiency improves greatly.
The working principle of the utility model is as follows:
firstly, the prism is installed on the base 8, then the cover body 7 is buckled on the base 8, then the other end of the second rod body 12 is embedded on the side wall of the tunnel, and finally the movable plate 4 is opened to realize monitoring.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a prism safety cover is measurationed in tunnel control which characterized in that: the tunnel boring machine comprises a cover body (1) and a telescopic fixing rod (2), wherein one end of the fixing rod (2) is fixedly connected to a tunnel, and the cover body (1) is rotatably arranged at the other end of the fixing rod (2) and can be positioned; an opening is formed in the cover body (1), a movable plate (4) is mounted at the opening in a positioning and overturning mode, and the movable plate (4) is overturned until the opening is sealed or opened.
2. The protective cover for a tunnel monitoring and measuring prism of claim 1, wherein: the cover body (1) is hemispherical with a planar bottom, the movable plate (4) is an arc-shaped plate matched with the cover body (1) in shape, and the fixed rod (2) is vertically arranged and is perpendicular to the bottom of the cover body (1).
3. The protective cover for a tunnel monitoring and measuring prism of claim 2, wherein: the two ends of the movable plate (4) are hinged with the two ends of the opening through hinges respectively, and one side of the movable plate is detachably connected with one side of the opening.
4. The protective cover for a tunnel monitoring and measuring prism of claim 3, wherein: fixedly connected with cover body buckle one (5) on one side of fly leaf (4), fixedly connected with on one side of open-ended with cover body buckle one (5) complex cover body buckle two (6), cover body buckle one (5) is detained in cover body buckle two (6) in order to pin fly leaf (4).
5. The protective cover for a tunnel monitoring and measuring prism of any one of claims 1 to 4, wherein: the cover body (1) is including cover body (7) and base (8), cover body (7) detachable install on base (8) install the prism on base (8), the opening is located cover body (7) are last.
6. The protective cover for a tunnel monitoring and measuring prism of claim 5, wherein: the cover body (7) is characterized in that a plurality of base buckles I (9) are fixedly connected to the bottom edge of the cover body at uniform intervals, a plurality of base buckles II (10) corresponding to the base buckles I (9) in a one-to-one mode are arranged on the base (8), and the base buckles I (9) are buckled into the base buckles II (10) so as to fix the cover body (7) on the base (8).
7. The protective cover for a tunnel monitoring and measuring prism of any one of claims 1 to 4, wherein: the fixing rod (2) comprises a first rod body (11) and a second rod body (12), and one end of the first rod body (11) is detachably connected with the cover body (1); one end of the second rod body (12) is in telescopic connection with the other end of the first rod body (11) and can be positioned, and the other end of the second rod body (12) is fixedly installed on the tunnel.
8. The protective cover for a tunnel monitoring and measuring prism of claim 7, wherein: the other end of the first rod body (11) is provided with a groove (3) with internal threads, and one end of the second rod body (12) is provided with external threads and is in threaded connection with the groove (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921798264.0U CN210862673U (en) | 2019-10-24 | 2019-10-24 | Prism safety cover is measurationed in tunnel control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921798264.0U CN210862673U (en) | 2019-10-24 | 2019-10-24 | Prism safety cover is measurationed in tunnel control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210862673U true CN210862673U (en) | 2020-06-26 |
Family
ID=71284877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921798264.0U Active CN210862673U (en) | 2019-10-24 | 2019-10-24 | Prism safety cover is measurationed in tunnel control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210862673U (en) |
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2019
- 2019-10-24 CN CN201921798264.0U patent/CN210862673U/en active Active
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