CN217465831U - Fixing device of tripod for measuring steel-shell immersed tube - Google Patents
Fixing device of tripod for measuring steel-shell immersed tube Download PDFInfo
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- CN217465831U CN217465831U CN202221419919.0U CN202221419919U CN217465831U CN 217465831 U CN217465831 U CN 217465831U CN 202221419919 U CN202221419919 U CN 202221419919U CN 217465831 U CN217465831 U CN 217465831U
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Abstract
The utility model belongs to the technical field of the engineering survey, concretely relates to fixing device of tripod for steel-shelled immersed tube measurement. The fixing device comprises a stainless steel frame, three frame leg fixing plates and three locking devices; the stainless steel frame is in an equilateral triangle shape, and at least one magnetic suction device is respectively distributed on the three frames to be adsorbed on the steel shell immersed tube; two ends of each leg fixing plate are respectively connected with the two frames so as to form leg fixing holes for accommodating tripod legs at each corner point of the stainless steel frame; the three locking devices are respectively connected to the three frame leg fixing plates so as to lock the tripod frame legs inserted into the frame leg fixing holes. The utility model provides a current wooden tripod erect in the poor problem of steadiness on the steel-shelled immersed tube, ensured the measuring instrument on the tripod and stabilized safety to make the three frame leg of tripod can remove simultaneously, reduced the optics centering time of measuring instrument, and convenience simple to use.
Description
Technical Field
The utility model belongs to the technical field of the engineering survey, concretely relates to fixing device of tripod for steel-shelled immersed tube measurement.
Background
In the construction of the immersed tube tunnel, the immersed tube is usually cast by concrete, and measuring instruments used in the construction, such as a total station, are usually erected by a wooden tripod. At present, some immersed tube tunnels are like deep-medium channel projects, the immersed tube of the immersed tube tunnel is of a steel shell type structure, the surface of the immersed tube is smooth, if an existing wooden tripod is directly erected on the steel shell immersed tube, the tripod is not stable and easy to slide, so that a measuring instrument is easy to fall down, the measuring instrument is easy to maintain and re-identify, the measuring instrument is scrapped if the tripod is not stable, and engineering cost increase, construction period delay and the like are caused; if a steel tripod is adopted, the manufacturing cost is high, and the tripod is not easy to carry and fix in the immersed tube tunnel. In addition, when current wooden tripod erects measuring instrument, three frame leg can not move simultaneously, leads to the measuring instrument to waste time and energy and difficult operation when carrying out optical centering.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists among the correlation technique, the utility model provides a fixing device of tripod for steel-shelled immersed tube measurement aims at solving current wooden tripod and erects the poor problem of steadiness on the steel-shelled immersed tube to ensure that measuring instrument on the tripod stabilizes safety.
The utility model provides a fixing device of tripod for steel-shelled immersed tube measurement, include:
the stainless steel frame is in an equilateral triangle shape, and at least one magnetic suction device is respectively distributed on three frames of the stainless steel frame so as to adsorb the stainless steel frame on the steel shell immersed tube;
the two ends of each leg fixing plate are respectively connected with the two frames so as to form leg fixing holes for accommodating tripod legs at each angular point of the stainless steel frame;
and the three locking devices are respectively connected to the three frame leg fixing plates and positioned outside the frame leg fixing holes, and the locking devices are used for locking the tripod frame legs inserted into the frame leg fixing holes.
Above-mentioned technical scheme adsorbs on the steel casing immersed tube through with fixing device, makes to insert and establishes and lock the tripod on fixing device and can stably erect, has solved the poor problem of steadiness on current wooden tripod erects the steel casing immersed tube, has ensured the measuring instrument on the tripod and has stabilized safety.
In some of these embodiments, the magnetically attractive means comprises a magnetic switch and a stainless steel base plate; stainless steel bottom plate connects on the frame and with the steel-shelled immersed tube laminating, and magnetic force face laminating stainless steel bottom plate of magnetic switch to adsorb the stainless steel frame on the steel-shelled immersed tube when magnetic switch opens. This technical scheme passes through magnetic switch's setting, is convenient for adsorb fixing device on the steel-shelled immersed tube steadily when measuring, also is convenient for carry out synchronous motion to fixing device and tripod when non-measuring, has reduced the optics centering time of measuring instrument.
In some embodiments, the locking device comprises a lock seat and a locking rod, the lock seat is attached to the leg fixing plate, and the locking rod penetrates through the lock seat and the leg fixing plate to lock the tripod leg in the leg fixing hole. This technical scheme has realized reliably locking the tripod on fixing device.
In some embodiments, the frame is an independent trapezoidal frame structure, and includes an inner plate, an outer plate, and two connecting plates, wherein the outer plate is arranged opposite to the inner plate, and the two connecting plates are respectively connected between two ends of the inner plate and the outer plate; the connecting plates of the three frames are connected in sequence to form a stainless steel frame.
In some of these embodiments, a stainless steel bottom plate is attached between the inner and outer plates.
In some of these embodiments, several reinforcing plates are also connected between the inner and outer plates.
In some of these embodiments, a stainless steel bottom plate is connected between the inner and outer plates and is connected to at least one reinforcing plate.
In some of these embodiments, the leg securing holes are equilateral triangles and the size of the leg securing holes is compatible with the size of the tripod legs.
Based on the technical scheme, the embodiment of the utility model provides an in the fixing device of steel-shelled immersed tube tripod for measurement, solved current wooden tripod and erect the poor problem of steadiness on the steel-shelled immersed tube, ensure measuring instrument on the tripod and stabilize safety to make the three frame leg of tripod can remove simultaneously, reduced the optics centering time of measuring instrument, and convenient simple to use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is a schematic perspective view of a tripod mounted on a fixing device of the present invention;
fig. 2 is a top view of a tripod mounted on the fixing device of the present invention;
fig. 3 is a schematic perspective view of a locking device in the fixing device of the present invention.
In the figure: 1. a stainless steel frame; 11. a frame; 111. an inner plate; 112. an outer plate; 113. a connecting plate; 114. a reinforcing plate; 2. a magnetic attraction device; 21. a magnetic switch; 22. a stainless steel base plate; 3. a frame leg fixing plate; 31. a bracket leg fixing hole; 4. a locking device; 41. a lock seat; 42. a locking lever; 5. a tripod; 51. a tripod mounting leg.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some, not all embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "upper," "lower," "top," "bottom," "inner," "outer," "left," "right," "front," "rear," "vertical," "horizontal," and the like are used in the orientation or positional relationship indicated in fig. 1 only for the convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, the fixing device of the tripod 5 for measuring the steel-shell immersed tube of the present invention comprises a stainless steel frame 1, three leg fixing plates 3 and three locking devices 4.
The stainless steel frame 1 is in an equilateral triangle shape, and at least one magnetic attraction device 2 is respectively distributed on three side frames 11 of the stainless steel frame 1 so as to adsorb the stainless steel frame 1 on the steel shell immersed tube.
Both ends of each leg fixing plate 3 are respectively connected to the two rims 11 to form leg fixing holes 31 for receiving tripod legs 51 at each corner of the stainless steel frame 1.
Three locking devices 4 are respectively connected to the three leg fixing plates 3 and located outside the leg fixing holes 31, and the locking devices 4 are used for locking the tripod legs 51 inserted in the leg fixing holes 31.
In the above illustrative embodiment, the stainless steel frame 1 is adsorbed on the steel shell immersed tube, that is, the fixing device is adsorbed on the steel shell immersed tube, so that the tripod 5 inserted and locked on the fixing device can be stably erected on the steel shell immersed tube, thereby solving the problem that the existing wooden tripod 5 is poor in stability when erected on the steel shell immersed tube, ensuring the stability and safety of the measuring instrument on the tripod 5, and avoiding the problems of increased engineering cost and delayed construction period caused by the broken measuring instrument; in addition, the fixing device has the advantages of simple structure, low manufacturing cost, light weight, easy carrying and convenient operation.
As shown in fig. 1 and 2, in some embodiments, the magnetic attraction device 2 includes a magnetic switch 21 and a stainless steel base plate 22. The stainless steel bottom plate 22 is connected to the frame 11 and is attached to the steel shell immersed tube, and the magnetic surface of the magnetic switch 21 is attached to the stainless steel bottom plate 22; when magnetic switch 21 opened, magnetic switch 21 adsorbed on stainless steel bottom plate 22, and magnetic attraction of magnetic switch 21 passes through stainless steel bottom plate 22 and transmits the steel-shell immersed tube on, realizes adsorbing stainless steel frame 1 on the steel-shell immersed tube, also is fixing device adsorbs on the steel-shell immersed tube. In the illustrative embodiment, the magnetic switch 21 is arranged, so that the fixing device is conveniently and stably adsorbed on the steel shell immersed tube during measurement, and the tripod 5 on the fixing device is stably erected on the steel shell immersed tube; on the other hand, the fixing device and the tripod 5 are convenient to move synchronously during non-measurement, the optical centering time of the measuring instrument is reduced, and the measuring efficiency is correspondingly improved.
As shown in fig. 3, in some embodiments, the locking device 4 includes a lock housing 41 and a lock lever 42. The lock base 41 is attached to the leg fixing plate 3, and the locking rod 42 penetrates through the lock base 41 and the leg fixing plate 3 to lock the tripod leg 51 in the leg fixing hole 31. This exemplary embodiment achieves a reliable locking of the tripod 5 on the fixing means.
As shown in fig. 1 and 2, in some embodiments, the frame 11 is a single trapezoid frame structure, and the frame 11 includes an inner plate 111, an outer plate 112, and two connecting plates 113. The outer plate 112 is arranged opposite to the inner plate 111, and the two connecting plates 113 are respectively connected between the two ends of the inner plate 111 and the outer plate 112; the connecting plates 113 of the three frames 11 are connected in sequence, so that the three frames 11 enclose a stainless steel frame 1. According to the illustrative embodiment, the production process of the stainless steel frame 1 is simplified, and the structural strength of the stainless steel frame 1 is improved.
As shown in fig. 1 and 2, in some embodiments, the stainless steel bottom plate 22 is connected between the inner plate 111 and the outer plate 112, so as to improve the connection strength between the stainless steel bottom plate 22 and the rim 11 in the magnetic attraction device 2.
As shown in fig. 1 and 2, in some embodiments, a plurality of reinforcing plates 114 are further connected between the inner plate 111 and the outer plate 112, so as to further improve the structural strength of the rim 11 and the stainless steel frame 1.
As shown in fig. 1 and 2, in some embodiments, the stainless steel bottom plate 22 is connected between the inner plate 111 and the outer plate 112 and is connected to at least one reinforcing plate 114, so as to further improve the connection strength between the stainless steel bottom plate 22 and the rim 11 in the magnetic attraction device 2.
It can be understood that the stainless steel bottom plate 22 in the magnetic attraction device 2 can also be directly arranged on the bottom surface of the frame 11 and integrated with the frame 11, that is, the bottom surface of the frame 11 is wholly or partially closed, the closed area of the bottom surface is attached to the steel shell immersed tube, and the magnetic switch 21 is placed on the closed surface, so that the stainless steel frame 1, that is, the fixing device is adsorbed on the steel shell immersed tube. Further, the inner plate 111, the outer plate 112 and the two reinforcing plates 114 in the frame 11 can be enclosed into a groove frame, and the magnetic switch 21 is placed in the groove frame, so that the magnetic switch 21 is prevented from falling from the measuring device when the measuring device is moved integrally.
As shown in fig. 1 and 2, in some embodiments, leg securing openings 31 are equilateral triangles and leg securing openings 31 are sized to match the size of tripod legs 51 to facilitate insertion of tripod legs 51 into leg securing openings 31.
The operation of the fixing device of the tripod 5 for measuring a steel-shell immersed tube of the present invention is briefly described with reference to fig. 1 to 3:
1) placing the fixing device at a preset position of the steel shell immersed tube, inserting the tripod frame legs 51 into the frame leg fixing holes 31, screwing the locking device 4 to ensure that the tripod frame legs 51 are reliably locked in the frame leg fixing holes 31, and further realizing the reliable locking between the tripod 5 and the fixing device;
2) a measuring instrument is erected on the tripod 5 for optical centering; after optical centering is finished, the magnetic switch 21 is turned on, so that the fixing device is reliably adsorbed on the steel shell immersed tube, namely the tripod 5 is stably erected on the steel shell immersed tube; then, carrying out engineering measurement by using a measuring instrument;
3) after the engineering measurement is completed, the magnetic switch 21 is turned off, the fixing device with the tripod 5 thereon is synchronously moved to a new position, and optical centering is performed again to continue the engineering measurement.
To sum up, the utility model discloses a steel-shelled immersed tube is measured and is used fixing device of tripod 5 has solved current wooden tripod 5 and has erect the poor problem of steadiness on the steel-shelled immersed tube, ensures that the measuring instrument on tripod 5 is stable safe to make tripod 5's three frame leg 51 can remove simultaneously, reduced the optics centering time of measuring instrument, and this fixing device's cost of manufacture is low, convenient to use.
Finally, it should be noted that: the embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (8)
1. The utility model provides a fixing device of tripod for steel-shelled immersed tube measurement which characterized in that includes:
the stainless steel frame is in an equilateral triangle shape, and at least one magnetic suction device is respectively distributed on three frames of the stainless steel frame so as to adsorb the stainless steel frame on the steel shell immersed tube;
the two ends of each leg fixing plate are respectively connected with the two side frames so as to form leg fixing holes for accommodating tripod legs at each corner point of the stainless steel frame;
the three locking devices are respectively connected to the three frame leg fixing plates and located outside the frame leg fixing holes, and the locking devices are used for locking the tripod frame legs inserted into the frame leg fixing holes.
2. The fixture of claim 1, wherein the magnetically attractive means comprises a magnetic switch and a stainless steel base plate; the stainless steel bottom plate is connected to the frame and attached to the steel shell immersed tube, and the magnetic force surface of the magnetic switch is attached to the stainless steel bottom plate so that the stainless steel frame is adsorbed to the steel shell immersed tube when the magnetic switch is turned on.
3. The securing device of claim 1, wherein said locking device includes a lock bracket affixed to said leg securing plate and a locking bar extending through said lock bracket and said leg securing plate for locking said tripod leg within said leg securing hole.
4. The fixing device according to claim 2, wherein the frame is an independent trapezoidal frame structure, and the frame comprises an inner plate, an outer plate and two connecting plates, the outer plate is disposed opposite to the inner plate, and the two connecting plates are respectively connected between two ends of the inner plate and the two ends of the outer plate; the connecting plates of the three frames are sequentially connected to form the stainless steel frame in an enclosing mode.
5. A fastening device according to claim 4, wherein the stainless steel bottom plate is connected between the inner plate and the outer plate.
6. The fastening device of claim 4, wherein a plurality of reinforcing plates are connected between the inner plate and the outer plate.
7. The fastening device of claim 6, wherein said stainless steel bottom plate is connected between said inner plate and said outer plate and is connected to at least one of said reinforcing plates.
8. The fastening device of claim 1, wherein said leg securing apertures are equilateral triangles and the size of said leg securing apertures is adapted to the size of said tripod legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221419919.0U CN217465831U (en) | 2022-06-06 | 2022-06-06 | Fixing device of tripod for measuring steel-shell immersed tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221419919.0U CN217465831U (en) | 2022-06-06 | 2022-06-06 | Fixing device of tripod for measuring steel-shell immersed tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217465831U true CN217465831U (en) | 2022-09-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221419919.0U Active CN217465831U (en) | 2022-06-06 | 2022-06-06 | Fixing device of tripod for measuring steel-shell immersed tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217465831U (en) |
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2022
- 2022-06-06 CN CN202221419919.0U patent/CN217465831U/en active Active
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