CN220772200U - Instrument support and theodolite - Google Patents

Abstract

The utility model discloses an instrument support and a theodolite, wherein the instrument support comprises a supporting seat, a mounting table and a telescopic supporting leg, an instrument body of the theodolite is arranged on the instrument support, the telescopic supporting leg is hinged to the supporting seat, the mounting table is fixed on the supporting seat, one end of the telescopic supporting leg is provided with a grounding structure, the grounding structure comprises a connecting rod, a fixed ring, a sliding ring and a grounding rod, the connecting rod is connected with the telescopic supporting leg, the fixed ring is fixed at the bottom end of the connecting rod, the grounding rod is hinged on the fixed ring, the sliding ring is sleeved on the connecting rod in a sliding manner, the sliding ring is provided with a connecting rod, one end of the connecting rod is hinged with the sliding ring, the other end of the connecting rod is hinged with the grounding rod, and the bottom of the fixed ring is provided with a conical grounding thorn. When the instrument support is used on a soft ground, the connecting rod is driven by the sliding ring to slide down to prop the grounding rod, so that the grounding area is increased, the stability of the instrument support is improved, and the measuring effect is improved; when the land of the use environment is harder, the applicability of the instrument bracket is improved by penetrating into the ground surface in a conical manner.

Description

Instrument support and theodolite

Technical Field

The utility model relates to the technical field of land measurement equipment, in particular to an instrument bracket and a theodolite.

Background

When measuring the angle of the mine land, a theodolite is needed, and the theodolite is a measuring instrument for measuring horizontal angles and vertical angles. During measurement, the instrument bracket is required to be branched off and placed on the ground, the theodolite is arranged on the instrument bracket, the center of the instrument is aligned to a ground measuring station point by using a plumb ball or an optical plummet, and the instrument bracket or the foundation bolt is adjusted to be leveled by observing the level, so that the measurement work can be performed by using the instrument body. However, in order to facilitate the insertion into the ground, the bottom end of the support foot is generally provided with a sharp corner, and when the ground of the use environment is relatively soft, the sharp corner cannot provide stable support after being inserted into the ground, and the support is inclined after long-time measurement, so that the measurement effect is affected, and the applicability of the instrument support is poor.

Chinese patent CN218992987U discloses an instrument support, including mount pad and flexible landing leg, flexible landing leg includes guide rail pole, slide bar, closed angle and coupling assembling, and the guide rail pole is articulated with the mount pad, and slide bar and guide rail pole follow length direction sliding connection, and the closed angle can be dismantled and be connected in the slide bar tip of keeping away from the guide rail pole, has seted up the holding tank of accomodating the closed angle on the slide bar, and coupling assembling is used for the closed angle to accomodate to the holding tank limit closed angle and breaks away from the slide bar. When the detecting instrument is needed, the sharp angle is arranged at the end part of the sliding rod. According to the utility model, the sharp corners are detached, placed in the accommodating grooves and fixed through the connecting assembly, so that the sharp parts of the sharp corners are hidden, the possibility that staff are stabbed when carrying the support is reduced, but the problem that the support is easy to incline due to loose soil in the use environment is not solved, and the applicability of the instrument support is poor.

The foregoing background is only for the purpose of facilitating an understanding of the principles and concepts of the utility model and is not necessarily in the prior art to the present application and is not intended to be used as an admission that such background is not entitled to antedate such novelty and creativity by the present application without undue evidence prior to the present application.

Disclosure of Invention

The utility model aims to overcome the defects of the background technology and provide an instrument bracket and a theodolite.

In order to achieve the above purpose, the instrument support provided by the utility model comprises a supporting seat, a mounting table and at least three groups of telescopic supporting legs, wherein at least three groups of telescopic supporting legs are hinged to the supporting seat at equal intervals in the circumferential direction, the mounting table is fixed on the supporting seat, one end of each telescopic supporting leg far away from the supporting seat is provided with a grounding structure, the grounding structure comprises a connecting rod, a fixed ring, a sliding ring and a plurality of grounding rods, the top end of the connecting rod is connected with the telescopic supporting legs, the fixed ring is fixed at the bottom end of the connecting rod, the plurality of grounding rods are arranged around the outer circumference of the fixed ring, one end of each grounding rod is hinged with the fixed ring, the sliding ring is sleeved on the connecting rod in a sliding manner, a connecting rod corresponding to the grounding rod is arranged on the sliding ring, one end of each connecting rod is hinged with the sliding ring, the other end of each connecting rod is hinged with the middle part of the grounding rod, the sliding ring is provided with a clamping pin, and the bottom of the fixed ring is provided with a conical thorn. By sliding the sliding ring downwards, the sliding ring drives the connecting rod to slide downwards to prop the grounding rod, so that the grounding area is increased, the unstable instrument bracket caused by softer soil and easy collapse is avoided, the detection effect is affected, and the stability of the instrument bracket is improved; when the land of the use environment is harder, through upwards sliding the slip ring, draw in the earthing pole, then stab into the earth's surface through the toper ground for the instrument support can be adapted to different land environments and use, improves the suitability.

Further, the grounding rods are connected through soft cloth, and the outer edges of the soft cloth are cut into round structures and correspond to one end, far away from the fixing ring, of the grounding rods. The ground area is further increased by the soft cloth.

Further, flexible landing leg includes fixed section, flexible section and adjustment mechanism, fixed section one end with the supporting seat is articulated, flexible section with fixed section sliding connection, adjustment mechanism simultaneously with fixed section with flexible section is connected, is used for driving flexible section is in flexible slip is carried out on the fixed section. Through the cooperation of fixed section, flexible section and adjustment mechanism, can adjust the whole length of flexible landing leg to preliminary level of adjusting supporting seat and mount pad.

Further, adjustment mechanism includes adjusting screw and regulation pole, the adjusting screw bottom with flexible section is connected, the adjusting screw top is equipped with first bevel gear, adjust the pole rotatable run through the fixed section and with adjusting screw is perpendicular, it is equipped with the second bevel gear to adjust the pole tip, first bevel gear with the second bevel gear meshing is connected. Through rotating the regulation pole, and then drive adjusting screw and rotate to make the flexible section slide along the fixed section and adjust.

Further, one end of the adjusting rod, which is far away from the fixed section, is provided with an adjusting wheel, the fixed section is provided with a clamping ring, the adjusting rod penetrates through the clamping ring, and the clamping ring is sleeved with a first clamping nut. After the adjustment is completed, the first clamping nut is rotated to lock.

Further, a first level gauge is arranged on the supporting seat. The first level is used for observing the flatness of the instrument bracket so as to primarily level the instrument bracket by adjusting the length of the telescopic supporting leg.

Further, telescopic section bottom mounting is equipped with the adapter sleeve, the adapter sleeve has seted up rectangular hole along length direction, the connecting rod top is equipped with the pivot, the pivot both ends erect rectangular downthehole, be equipped with the second clamping nut in the pivot.

Further, positioning blocks are arranged on two sides of the top of the telescopic section, and sliding grooves corresponding to the positioning blocks are formed in two opposite side walls of the fixed section. Through the cooperation of locating piece and spout, prevent flexible section and fixed section separation.

The utility model also provides a theodolite which comprises an instrument body and the instrument support, wherein the instrument body is arranged on the instrument support and used for land measurement, a base is arranged at the bottom of the instrument body, foundation bolts are arranged on the mounting table, and the base is connected with the mounting table through the foundation bolts. The level of the theodolite can be precisely adjusted by rotating the foundation bolts.

Further, a second level gauge is arranged on the base. The second level is used for observing the flatness of the instrument body so as to precisely level the instrument body by adjusting the foundation bolts.

The beneficial effects of the utility model include: when the instrument bracket is needed to be placed on the softer ground, the sliding ring is slid downwards to drive the connecting rod to slide downwards along the connecting rod so as to prop the grounding rod, so that the grounding area is increased, the phenomenon that the instrument bracket is easy to collapse due to the softer ground is avoided, and the stability of the instrument bracket is improved, and the measuring effect is improved; when the land of service environment is harder, can draw in the earthing pole through upwards sliding slip ring, then stab into the land surface through the toper ground and fix for the instrument support can adapt to different land environments and use, improves the suitability.

Drawings

FIG. 1 is an overall schematic diagram of an instrument holder and theodolite after assembly in accordance with an embodiment of the present utility model.

Fig. 2 is a partial enlarged view at a in fig. 1.

Fig. 3 is a partial enlarged view at B in fig. 1.

Fig. 4 is a schematic view of a grounding structure in an embodiment of the utility model.

Fig. 5 is a schematic view of an adjustment lever in an embodiment of the present utility model.

Reference numerals: 1, an instrument bracket; 101 a supporting seat; 102, mounting a platform; 103 telescoping legs; 1031 a fixed segment; 1032 telescoping sections; 1033 adjustment mechanisms; 1034 adjusting screw; 1035 adjusting the lever; 1036 a first bevel gear; 1037 a second bevel gear; 1038 adjustment wheels; 1039 a clamping ring; 10310 a first clamping nut; 10311 connecting sleeves; 10312 elongated holes; 10313 positioning blocks; 10314 chute; 10315 resilient clips; 104 a grounding structure; 1041 a connecting rod; 1042 fixing ring; 1043 a slip ring; 1044 a ground rod; 1045 links; 1046 locking pins; 1047 is conically pricked; 1048 soft cloth; 1049 axes of rotation; 10410 a second clamping nut; 105 a first level; 2 theodolite; a base 201; 202 anchor bolts; 203 a second level.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the embodiments of the present utility model more clear, the present utility model is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. In addition, the connection may be for both the fixing action and the circuit communication action.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing embodiments of the utility model and to simplify the description by referring to the figures, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the 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 one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1 to 5, in an embodiment, an instrument support 1 disclosed in the disclosure includes a support base 101, a mounting table 102 and at least three groups of telescopic support legs 103, at least three groups of telescopic support legs 103 are circumferentially and uniformly hinged to the support base 101 at intervals, the mounting table 102 is fixed on the top end of the support base 101, a grounding structure 104 is arranged at one end of the telescopic support legs 103 far away from the support base 101, the grounding structure 104 includes a connecting rod 1041, a fixed ring 1042, a sliding ring 1043 and a plurality of grounding rods 1044, the top end of the connecting rod 1041 is connected with the bottom end of the telescopic support legs 103, the fixed ring 1042 is fixed at the bottom end of the connecting rod 1041, a plurality of grounding rods 1044 are circumferentially arranged around the outer circumference of the fixed ring 1042, one end of the sliding ring 1043 is hinged to the fixed ring 1042, a connecting rod 1045 corresponding to the grounding rods 1044 is arranged on the sliding ring 1043, one end of the connecting rod 1045 is hinged to the outer circumference of the sliding ring 1043, the other end of the connecting rod 1045 is hinged to the middle of the grounding rods 1044, a locking pin 1046 is arranged on the sliding ring 1043, a corresponding locking hole 1041 is arranged on the sliding ring 1041, and a corresponding locking hole 1047 is not arranged on the sliding ring 1044, and is inserted into the corresponding positioning hole 1047 downwards, and is inserted into the positioning hole 1047. In this embodiment, three groups of telescopic support legs 103 are provided, when in use, the three groups of telescopic support legs 103 are unfolded to support, the grounding rod 1044 is selectively opened or retracted according to the soil and geological conditions of the use environment, when the use environment is softer, the sliding ring 1043 is slid downwards, the sliding ring 1043 drives the connecting rod 1045 to slide downwards to prop up the grounding rod 1044, the grounding area is increased, the situation that the instrument support 1 is unstable due to softer soil is avoided, and the detection effect is affected; when the land of the use environment is harder, can collect earthing pole 1044 through upwards sliding slip ring 1043, then stab into the land through toper ground thorn 1047 and fix for instrument holder 1 can adapt to the use of different land environments, improves the suitability.

The grounding rods 1044 are connected through soft cloth 1048, and the outer edge of the soft cloth 1048 is cut into a circular structure and corresponds to one end of the grounding rod 1044 far away from the fixed ring 1042. The ground contact area is further increased by arranging the soft cloth 1048, so that the device is more stable when used on the soft soil.

In a preferred embodiment, the telescopic leg 103 includes a fixed section 1031, a telescopic section 1032 and an adjusting mechanism 1033, the fixed section 1031 is in a rectangular frame structure, one end of the fixed section 1031 is hinged to the supporting seat 101, the telescopic section 1032 is slidably connected to the fixed section 1031, and the adjusting mechanism 1033 is connected to the fixed section 1031 and the telescopic section 1032 at the same time and is used for driving the telescopic section 1032 to slide telescopically on the fixed section 1031. Through the cooperation of the fixed section 1031, the telescopic section 1032 and the adjusting mechanism 1033, the overall length of the telescopic leg 103 can be adjusted so as to preliminarily adjust the level of the supporting base 101 and the mounting table 102.

In a specific example, the adjusting mechanism 1033 includes an adjusting screw 1034 and an adjusting rod 1035, the bottom end of the adjusting screw 1034 is connected with the telescopic section 1032, a first bevel gear 1036 is disposed at the top end of the adjusting screw 1034, the adjusting rod 1035 rotatably penetrates through the fixed section 1031 and is perpendicular to the adjusting screw 1034, a second bevel gear 1037 is disposed at the end of the adjusting rod 1035, and the first bevel gear 1036 is in meshed connection with the second bevel gear 1037. Specifically, the adjusting screw 1034 is disposed at the inner center of the fixed section 1031 and parallel to two sides of the fixed section 1031, the upper portion of the adjusting screw 1034 is rotatably connected with the fixed section 1031 through a support, and the adjusting screw 1035 is rotated to further drive the adjusting screw 1034 to rotate, so that the telescopic section 1032 and the adjusting screw 1034 are in threaded connection, and when the adjusting screw 1034 rotates, the telescopic section 1032 can slide along the fixed section 1031. During adjustment, an operator does not need to bend down and encircle the instrument bracket 1 to remove the expansion and contraction amount of the expansion and contraction sections 1032 one by one, directly stands in front of the instrument bracket 1, and can manually rotate the adjusting rod 1035 arranged on the upper portion of the instrument bracket 1, so that the convenience in use is improved.

An adjusting wheel 1038 is arranged at one end of the adjusting rod 1035 far away from the fixed section 1031, a clamping ring 1039 is arranged on the fixed section 1031, the adjusting rod 1035 penetrates through the clamping ring 1039, a first clamping nut 10310 is sleeved on the clamping ring 1039, and a first level 105 is arranged on the supporting seat 101. In the actual use process, the adjusting wheel 1038 is manually rotated to enable the adjusting rod 1035 to drive the adjusting screw 1034 to rotate, after the first level 105 is adjusted in place through observation, the first clamping nut 10310 is rotated, the first clamping nut 10310 moves to enable the clamping ring 1039 to hold the clamping adjusting rod 1035, the adjusting rod 1035 is prevented from rotating, specifically, one end of the clamping ring 1039 is large and one end of the clamping ring 1039 is small, and when the first clamping nut 10310 moves towards the large end, the elastic clamping piece 10315 is pressed to clamp the outer circumferential surface of the adjusting rod 1035.

The bottom end of the telescopic section 1032 is fixedly provided with a connecting sleeve 10311, the connecting sleeve 10311 is provided with a long strip hole 10312 along the length direction, the top end of the connecting rod 1041 is provided with a rotating shaft 1049, two ends of the rotating shaft 1049 are erected in the long strip hole 10312, and the rotating shaft 1049 is provided with a second clamping nut 10410. When the device is used on a soft soil, the second clamping nut 10410 is loosened, the connecting rod 1041 is slid downwards to the bottom end of the strip hole 10312, then the connecting rod 1041 is vertical to the ground, and the second clamping nut 10410 is locked, so that the grounding rod 1044 or the soft cloth 1048 can be fully contacted with the ground; when used on relatively hard lands, the connecting rod 1041, the grounding rod 1044 and the soft cloth 1048 can be retracted into the connecting sleeve 10311.

Positioning blocks 10313 are arranged on two sides of the top of the telescopic section 1032, and sliding grooves 10314 corresponding to the positioning blocks 10313 are formed in two opposite side walls of the fixed section 1031. The positioning block 10313 is clamped into the sliding groove 10314 to slide, so that the telescopic section 1032 is prevented from being separated from the fixed section 1031.

With continued reference to fig. 1, in one embodiment, a theodolite is further disclosed, where the theodolite includes an instrument body 2 and the instrument support 1 described above, the instrument body 2 is mounted on the instrument support 1 for measuring an angle of the ground, a base 201 is provided at a bottom of the instrument body 2, an anchor bolt 202 is provided on the mounting table 102, the base 201 is mounted on the mounting table 102 through the anchor bolt 202, and a second level 203 is provided on the base 201. Specifically, the anchor bolts 202 are uniformly spaced and provided with three groups, and after the instrument body 2 is mounted on the instrument support 1, the level of the theodolite can be precisely adjusted by observing the second level 203 and rotating and adjusting the three groups of anchor bolts 202.

The background section of the present utility model may contain background information about the problems or environments of the present utility model and is not necessarily descriptive of the prior art. Accordingly, inclusion in the background section is not an admission of prior art by the applicant.

The foregoing is a further detailed description of the utility model in connection with specific/preferred embodiments, and it is not intended that the utility model be limited to such description. It will be apparent to those skilled in the art that several alternatives or modifications can be made to the described embodiments without departing from the spirit of the utility model, and these alternatives or modifications should be considered to be within the scope of the utility model. In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "preferred embodiments," "examples," "specific examples," or "some examples," etc., means 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. Those skilled in the art may combine and combine the features of the different embodiments or examples described in this specification and of the different embodiments or examples without contradiction. Although embodiments of the present utility model and their advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the scope of the utility model as defined by the appended claims.

Claims (10)

1. The utility model provides an instrument support, includes supporting seat, mount pad and at least three flexible landing leg of group, at least three group flexible landing leg circumference evenly spaced hinge to on the supporting seat, the mount pad is fixed on the supporting seat, its characterized in that: the telescopic support leg is kept away from supporting seat one end is equipped with ground connection structure, ground connection structure includes connecting rod, solid fixed ring, slip ring and a plurality of earthing pole, the connecting rod top with the telescopic support leg is connected, gu fixed ring is fixed the connecting rod bottom, a plurality of the earthing pole is encircled and is established gu the solid fixed ring outer circumference, and one end with gu fixed ring articulates, slip ring slip cap is in on the connecting rod, be equipped with on the slip ring with the connecting rod that the earthing pole corresponds, connecting rod one end with the slip ring articulates, the other end with the middle part of earthing pole articulates, be equipped with the joint round pin on the slip ring, gu fixed ring bottom is equipped with toper ground thorn.

2. The instrument holder of claim 1, wherein: the grounding rods are connected through soft cloth, and the outer edges of the soft cloth are cut into round structures and correspond to one end, far away from the fixing ring, of the grounding rods.

3. An instrument holder according to claim 1 or 2, wherein: the telescopic support leg comprises a fixed section, a telescopic section and an adjusting mechanism, wherein one end of the fixed section is hinged to the supporting seat, the telescopic section is in sliding connection with the fixed section, and the adjusting mechanism is simultaneously connected with the fixed section and the telescopic section and is used for driving the telescopic section to stretch and slide on the fixed section.

4. An instrument holder according to claim 3, wherein: the adjusting mechanism comprises an adjusting screw and an adjusting rod, the bottom end of the adjusting screw is connected with the telescopic section, a first bevel gear is arranged at the top end of the adjusting screw, the adjusting rod rotatably penetrates through the fixed section and is perpendicular to the adjusting screw, a second bevel gear is arranged at the end part of the adjusting rod, and the first bevel gear is meshed with the second bevel gear.

5. The instrument holder of claim 4, wherein: the adjusting rod is far away from one end of the fixed section, an adjusting wheel is arranged on the fixed section, a clamping ring is arranged on the fixed section, the adjusting rod penetrates through the clamping ring, and a first clamping nut is sleeved on the clamping ring.

6. The instrument holder of claim 5, wherein: the supporting seat is provided with a first level.

7. An instrument holder according to claim 3, wherein: the telescopic section bottom mounting is equipped with the adapter sleeve, the adapter sleeve has seted up rectangular hole along length direction, the connecting rod top is equipped with the pivot, the pivot both ends erect rectangular downthehole, be equipped with the second clamping nut in the pivot.

8. An instrument holder according to claim 3, wherein: positioning blocks are arranged on two sides of the top of the telescopic section, and sliding grooves corresponding to the positioning blocks are formed in the two opposite side walls of the fixed section.

9. A theodolite, characterized in that: the instrument support comprises an instrument body and the instrument support according to any one of claims 1 to 8, wherein the instrument body is mounted on the instrument support and is used for land measurement, a base is arranged at the bottom of the instrument body, foundation bolts are arranged on the mounting table, and the base is connected with the mounting table through the foundation bolts.

10. A theodolite according to claim 9, wherein: the base is provided with a second level.