CN220038105U - Support for surveying instrument - Google Patents

Abstract

The bracket for the surveying instrument comprises a triangular supporting plate, three telescopic components and a fine adjustment component. Three ends in the triangle-shaped backup pad all are equipped with the spirit level, and three flexible subassembly's one end is articulated with the three ends of triangle-shaped backup pad respectively, and the other end of three flexible subassembly all is equipped with the trimming subassembly to the levelness of fine setting triangle-shaped backup pad. The bracket for the surveying instrument can be quickly adjusted to a horizontal state, so that the surveying instrument can be conveniently installed and used, and the surveying efficiency is improved.

Description

Support for surveying instrument

Technical Field

The utility model belongs to the technical field of surveying and mapping instruments, and particularly relates to a bracket for a surveying and mapping instrument.

Background

The support for surveying instrument among the related art is mostly adjustable tripod, and the tripod can't guarantee when placing that the backup pad of installation surveying instrument is in the horizontality, and then unfavorable surveying instrument's level is put, needs the staff to carry out horizontal calibration to surveying instrument from this, complex operation, and then reduces mapping efficiency.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

To this end, embodiments of the present utility model provide a stand for a surveying instrument.

The support for the surveying instrument according to the embodiment of the utility model comprises:

the three ends of the triangular support plate are respectively provided with a level meter;

and the three telescopic components are hinged with the three ends of the triangular support plate respectively at one end, and fine adjustment components are arranged at the other ends of the three telescopic components so as to finely adjust the levelness of the triangular support plate.

In some embodiments, the telescopic assembly comprises a first arm and a second arm, one end of the first arm is hinged with the triangular support plate, and the other end of the first arm is movably inserted with one end of the second arm so as to adjust the length of the telescopic assembly.

In some embodiments, the fine tuning assembly comprises a fine tuning rod, a fine tuning axle;

a second inserting groove is formed in the other end of the second arm in a extending mode along the direction close to one end of the second arm in the length direction, and at least part of the fine adjustment rod is movably inserted into the second inserting groove;

a rack extending in the length direction of the fine adjustment rod is arranged on the fine adjustment rod, one end of the fine adjustment wheel shaft is rotationally connected with the second arm, part of the fine adjustment wheel shaft is arranged in the second inserting groove, a driving gear is arranged on the fine adjustment wheel shaft positioned in the second inserting groove, and the driving gear is meshed with the rack;

and a fine tuning thumb wheel is arranged on the fine tuning wheel shaft positioned on the outer side of the second arm, and drives the driving gear to rotate so as to drive the fine tuning rod to move in the length direction.

In some embodiments, the fine tuning assembly further comprises a cover body arranged on the outer side surface of the second arm, an arc-shaped elastic sheet is arranged in the cover body, a part of fine tuning thumb wheel is arranged in the cover body, the outer side surface of the fine tuning thumb wheel is arranged to prop against the arc-shaped elastic sheet, clamping strips are arranged on the side surface of the arc-shaped elastic sheet propped against the arc-shaped elastic sheet, and a plurality of clamping grooves matched with the clamping strips are arranged on the outer side surface of the fine tuning thumb wheel along the circumferential direction at intervals.

In some embodiments, a first insertion groove is formed in the other end of the first arm in a direction close to one end of the first arm in a extending manner along the length direction of the first arm, and at least part of the second arm is movably inserted into the insertion groove so as to adjust the length of the telescopic assembly.

In some embodiments, a first locking hole communicated with the first inserting groove is formed in the side face of the first arm, and the telescopic assembly further comprises a first locking piece, wherein part of the first locking piece is matched in the first locking hole to prop against the second arm.

In some embodiments, a binding strap is provided on the first arm of one of the three telescopic assemblies, and two ends of the binding strap are respectively provided with a male velcro and a female velcro.

In some embodiments, the device further comprises a central rod and a sliding sleeve, wherein one end of the central rod is connected with the triangular supporting plate, and the other end of the central rod is arranged in a downward extending way;

the sliding sleeve is sleeved on the outer side of the central rod, the sliding sleeve can slide in the axial direction of the sliding sleeve, and the three telescopic assemblies are connected with the sliding sleeve.

In some embodiments, the surveying instrument according to the embodiments of the present utility model further comprises a connecting member, one end of the connecting member is connected to the sliding sleeve, and the other end of the connecting member is connected to the telescopic assembly.

And the lower end of the central rod is provided with a limiting ring for limiting the sliding sleeve.

According to the surveying instrument disclosed by the embodiment of the utility model, the three levels are arranged on the triangular support plate, the three telescopic assemblies hinged with the triangular support plate are unfolded to adjust the preliminary level, meanwhile, the fine adjustment rods of the fine adjustment assemblies are clamped on the foundation, the fine adjustment thumb wheels on the corresponding sides are shifted by hands according to the levelness detected by the levels, the racks are driven by the fine adjustment thumb wheels through the driving gears, the extension length of the fine adjustment rods is adjusted, when the levels are in a horizontal state, the triangular support plate is in a horizontal state, the horizontal installation of the surveying instrument is facilitated, convenience and rapidness are realized, and the surveying efficiency is greatly improved.

Drawings

FIG. 1 is a schematic view showing the structure of a stand for a surveying instrument according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a stand for a surveying instrument according to an embodiment of the present utility model;

fig. 3 is a partial enlarged view of a portion a in fig. 2;

FIG. 4 is a cross-sectional view of a stand for a mapping instrument according to an embodiment of the present utility model;

fig. 5 is a partial enlarged view of the portion B in fig. 4.

Reference numerals:

1. a triangular support plate; 101. a level gauge;

2. a telescoping assembly; 201. a first arm; 2011. a first insertion groove; 202. a second arm; 2021. a second insertion groove; 203. a first locking hole; 204. a first locking member;

3. a fine tuning assembly; 301. a fine tuning rod; 302. fine tuning the axle; 303. a drive gear; 304. a rack; 305. fine tuning thumb wheel; 306. a cover body; 307. an arc-shaped elastic sheet; 308. clamping strips; 309. a clamping groove;

4. a tie-down strap;

5. a central rod;

6. a sliding sleeve;

7. a connecting piece;

8. and a limiting ring.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

The following describes a stent for a surveying instrument according to an embodiment of the present utility model with reference to fig. 1 to 5.

The support for the surveying instrument comprises a triangular support plate 1, three telescopic assemblies 2 and a fine adjustment assembly 3.

Three ends on the triangle-shaped backup pad 1 all are equipped with spirit level 101, and the one end of three flexible subassembly 2 is articulated with the three ends of triangle-shaped backup pad 1 respectively, and the other end of three flexible subassembly 2 all is equipped with fine setting subassembly 3 to fine setting triangle-shaped backup pad 1's levelness.

According to the support for the surveying instrument, the levelness of the triangular support plate 1 can be reflected in real time by arranging the levelness meter 101 at the three ends of the triangular support plate 1, so that the levelness of the support for the surveying instrument, which is arranged on the support for the surveying instrument, can be reflected in real time, and further, references for adjusting the levelness can be provided for staff.

According to the support for the surveying instrument, provided by the embodiment of the utility model, by arranging the telescopic component 2 and the fine tuning component 3, a worker can firstly expand the support for the surveying instrument, initially adjust the levelness of the triangular support plate 1 by adjusting the length of the telescopic component 2, then adjust the fine tuning component 3 and coordinate with observing the levelness measured by the level meter 101 arranged on the triangular support plate 1, and accurately adjust the triangular support plate 1 to a horizontal state.

Therefore, the support for the surveying instrument provided by the embodiment of the utility model can be quickly and accurately adjusted to be in a horizontal state by arranging the telescopic component 2 and the fine-tuning component 3, so that the surveying instrument can be conveniently and subsequently installed for surveying and mapping, and the surveying and mapping efficiency is further improved.

In some embodiments, the telescopic assembly 2 comprises a first arm 201 and a second arm 202, one end of the first arm 201 is hinged with the triangular support plate, and the other end of the first arm 201 is movably inserted with one end of the second arm 202, so as to adjust the length of the telescopic assembly 2.

Optionally, the length of the first arm 201 is greater than that of the second arm 202, so that the second arm 202 can be completely retracted in the first arm 201, and storage is facilitated.

In some embodiments, the trim assembly 3 includes a trim lever 301, a trim axle 302. A second insertion groove 2021 is formed by extending the other end of the second arm 202 along the direction approaching to the one end of the second arm 202 along the length direction, and at least part of the fine adjustment rod 301 is movably inserted into the second insertion groove 2021;

a rack 304 extending in the length direction of the fine tuning rod 301 is arranged on the fine tuning rod 301, one end of the fine tuning wheel shaft 302 is rotationally connected with the second arm 202, part of the fine tuning wheel shaft 302 is arranged in the second inserting groove 2021, a driving gear 303 is arranged on the fine tuning wheel shaft 302 positioned in the second inserting groove 2021, and the driving gear 303 is meshed with the rack 304;

a fine adjustment wheel 305 is disposed on the fine adjustment wheel shaft 302 located outside the second arm 202, and the fine adjustment wheel 305 drives the driving gear 303 to rotate, so as to drive the fine adjustment rod 301 to move along the length direction thereof.

According to the support for the surveying instrument, the fine adjustment thumb wheel 305 is arranged, so that a worker can rotate the fine adjustment thumb wheel 305, thereby driving the fine adjustment wheel shaft 302 and the driving gear 303 to rotate, further driving the rack 304 and the fine adjustment rod 301 to move in the length direction of the fine adjustment rod 301, further achieving the effect of adjusting the length of the fine adjustment rod 301 exposing the second arm 202, and further achieving the effect of adjusting the levelness of the triangular support plate 1.

In some embodiments, the fine adjustment assembly 3 further includes a cover 306 disposed on the outer side surface of the second arm 202, an arc-shaped elastic piece 307 is disposed in the cover 306, a portion of the fine adjustment dial wheel 305 is disposed in the cover 306, the outer side surface of the fine adjustment dial wheel 305 is disposed against the arc-shaped elastic piece 307, a clamping strip 308 is disposed on the side surface of the arc-shaped elastic piece 307 against the arc-shaped elastic piece 307, and a plurality of clamping grooves 309 matched with the clamping strip 308 are disposed on the outer side surface of the fine adjustment dial wheel 305 along the circumferential direction at intervals.

According to the bracket for the surveying instrument, the arc-shaped elastic sheet 307 with the clamping strips 308 is arranged, meanwhile, the clamping grooves 309 are formed in the outer peripheral surface of the fine adjustment thumb wheel 305, the clamping strips 308 are matched in the clamping grooves 309, on one hand, the fine adjustment thumb wheel 305 can be prevented from rotating automatically, on the other hand, the arc-shaped elastic sheet 307 has elasticity and can be elastically deformed, and further when a worker rotates the fine adjustment thumb wheel 305, the clamping strips 308 can be separated from the clamping grooves 309 and are matched in the adjacent clamping grooves 309 in a proper mode, and therefore circulation is achieved.

In some embodiments, a first insertion slot 2011 is extended from the other end of the first arm 201 along the direction close to the one end of the first arm 201 along the length direction, and at least part of the second arm 202 is movably inserted in the insertion slot to adjust the length of the telescopic assembly.

Further, the side surface of the first arm 201 is provided with a first locking hole 203 which is communicated with the first inserting groove 2011, and the telescopic assembly 2 further comprises a first locking piece 204, and part of the first locking piece 204 is matched in the first locking hole 203 to prop against the second arm 202.

Alternatively, the first locking member 204 may be a bolt, and the first locking hole 203 may be a threaded hole, and the effect of locking the second arm 202 and unlocking the second arm 202 may be achieved by rotating the first locking member 204.

In some embodiments, a binding band 4 is provided on the first arm 201 of one of the three telescopic assemblies 2, and two ends of the binding band 4 are provided with a male velcro and a female velcro, respectively.

The stand for the surveying instrument according to the embodiment of the utility model can bind three telescopic assemblies 2 when not in use by arranging the binding belt 4.

Optionally, the tethering straps 4 are provided on the first arm 201.

In some embodiments, the embodiment of the utility model further comprises a central rod 5 and a sliding sleeve 6, wherein one end of the central rod 5 is connected with the triangular support plate 1, and the other end of the central rod 5 is arranged in a downward extending way;

the sliding sleeve 6 is sleeved on the outer side of the central rod 5, the sliding sleeve 6 can slide in the axial direction of the sliding sleeve 6, and the three telescopic assemblies 2 are connected with the sliding sleeve 6.

Further, the stand for the surveying instrument according to the embodiment of the utility model further comprises a connecting piece 7, one end of the connecting piece 7 is connected with the sliding sleeve 6, and the other end of the connecting piece 7 is connected with the telescopic assembly 2.

In some embodiments, the lower end of the central rod 5 is provided with a stop collar 8 to stop the sliding sleeve 6.

In some embodiments, the length of the central rod 5 is half of the length of the first arm 201, the inside of the central rod 5 is hollow, the sliding sleeve 6 can be prevented from falling off through limiting the sliding sleeve 6 by the middle column of the limiting ring 8, and meanwhile, the hollow central rod 5 can reduce the overall weight.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (8)

1. A stand for a surveying instrument, comprising:

the three ends of the triangular support plate (1) are respectively provided with a level meter (101);

the three telescopic components (2) are hinged with the three ends of the triangular support plate (1) respectively at one end of each telescopic component (2), and fine-tuning components (3) are arranged at the other ends of the three telescopic components (2) so as to finely tune the levelness of the triangular support plate (1);

the telescopic component (2) comprises a first arm (201) and a second arm (202), one end of the first arm (201) is hinged with the triangular supporting plate, and the other end of the first arm (201) is movably inserted with one end of the second arm (202) so as to adjust the length of the telescopic component (2);

the fine adjustment assembly (3) comprises a fine adjustment rod (301) and a fine adjustment wheel shaft (302);

a second inserting groove (2021) is formed in the other end of the second arm (202) in a direction approaching to one end of the second arm (202) along the length direction, and at least part of the fine adjustment rod (301) is movably inserted into the second inserting groove (2021);

a rack (304) extending in the length direction of the fine adjustment rod (301) is arranged on the fine adjustment rod (301), one end of the fine adjustment wheel shaft (302) is rotationally connected with the second arm (202), part of the fine adjustment wheel shaft (302) is arranged in the second inserting groove (2021), a driving gear (303) is arranged on the fine adjustment wheel shaft (302) in the second inserting groove (2021), and the driving gear (303) is meshed with the rack (304);

and a fine adjustment thumb wheel (305) is arranged on the fine adjustment wheel shaft (302) positioned on the outer side of the second arm (202), and the fine adjustment thumb wheel (305) drives the driving gear (303) to rotate so as to drive the fine adjustment rod (301) to move in the length direction.

2. The stand for a surveying instrument according to claim 1, wherein the fine adjustment assembly (3) further comprises a cover body (306) arranged on the outer side face of the second arm (202), an arc-shaped elastic sheet (307) is arranged in the cover body (306), a part of the fine adjustment thumb wheel (305) is arranged in the cover body (306), the outer side face of the fine adjustment thumb wheel (305) is arranged to abut against the arc-shaped elastic sheet (307), clamping strips (308) are arranged on the side face of the arc-shaped elastic sheet (307) abutting against the arc-shaped elastic sheet (307), and a plurality of clamping grooves (309) matched with the clamping strips (308) are formed in the outer side face of the fine adjustment thumb wheel (305) along the circumferential direction at intervals.

3. The stand for a surveying instrument according to claim 1, wherein a first insertion groove (2011) is provided by extending the other end of the first arm (201) in a direction approaching the one end of the first arm (201) in a length direction thereof, and at least a part of the second arm (202) is movably inserted into the insertion groove to adjust a length of the telescopic assembly.

4. A surveying instrument holder according to claim 3, wherein the first arm (201) is provided with a first locking hole (203) on a side surface thereof, which communicates with the first insertion groove (2011), and the telescopic assembly (2) further comprises a first locking member (204), and a part of the first locking member (204) is fitted into the first locking hole (203) to abut against the second arm (202).

5. The stand for a surveying instrument according to claim 1, wherein a binding band (4) is provided on a first arm (201) of one of the three telescopic assemblies (2), and both ends of the binding band (4) are provided with a male magic tape and a female magic tape, respectively.

6. The stand for a surveying instrument according to claim 1, further comprising a center rod (5) and a sliding sleeve (6), wherein one end of the center rod (5) is connected to the triangular support plate (1), and the other end of the center rod (5) is provided to extend downward;

the sliding sleeve (6) is sleeved on the outer side of the central rod (5), the sliding sleeve (6) can slide in the axial direction of the sliding sleeve (6), and the three telescopic assemblies (2) are connected with the sliding sleeve (6).

7. The stand for a surveying instrument according to claim 6, further comprising a connecting member (7), one end of the connecting member (7) being connected to the sliding sleeve (6), and the other end of the connecting member (7) being connected to the telescopic assembly (2).

8. The stand for a surveying instrument according to claim 6, wherein a limit ring (8) is provided at a lower end of the center rod (5) to limit the position by the slide bush (6).