Surveying support for engineering planning

Abstract

The utility model discloses a surveying support for engineering planning, which belongs to the technical field of surveying supports and comprises a platform, a rotary table is mounted at the top of the platform and can rotate at the top of the platform, a bolt hole for mounting a surveying tool is formed in the top of the rotary table, a rotating shaft is rotatably connected to the side edge of the platform, and a fixing frame is fixedly connected to the side edge of the rotating shaft. The telescopic process of a single supporting leg can be achieved through the internal structure, so that the supporting height of a unit part of equipment is increased, the relative position of the fixing frame and the extending foot stool support can be controlled according to the horizontal state of the maintaining platform on a concave-convex road surface, and the supporting effect of the supporting leg is improved. And after use is finished, the extension foot stool can be independently separated from and attached to the side edge of the fixing frame, the extension foot stool can be conveniently and subsequently carried and transported by personnel, the whole equipment does not need to be replaced, the maintenance cost of the equipment is reduced, and maintenance is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a survey support for engineering planning belongs to survey support technical field. BACKGROUND

[0002] The basic content of engineering planning is engineering survey, hydrogeological exploration and engineering geological exploration, the survey task is to ascertain the topography, stratum soil lithology, geological structure and hydrological condition and so on natural geological condition data of engineering project construction site, makes the identification and comprehensive evaluation, provides the scientific and reliable basis for the site selection, engineering design and construction of construction project, needs to use survey equipment when carrying out engineering survey, and needs to use survey support to support when using survey equipment.

[0003] According to patent application number: 202420008661.8 public a kind of survey support for engineering planning, its main structure includes support leg, and the connecting seat connected at support leg top, support itself adopts integrated structure, but the support leg design at bottom is fixed structure, without stretchability, resulting in the fixed length of support leg cannot guarantee that connecting seat is always in horizontal position when equipment is placed on concave-convex ground, and since the use environment of support is relatively harsh, and the bottom of support leg is always in contact with ground, it can cause corrosion or bending deformation of support after long time use, so that the whole support leg needs to be replaced, resulting in higher replacement cost. UTILITY MODEL CONTENT

[0004] The utility model aims at the deficiencies of prior art, provide a kind of survey support for engineering planning, to reach the purpose of horizontal placement equipment under the condition of ground concave-convex.

[0005] A kind of survey support for engineering planning, including platform, the top of platform is installed with rotary table, rotary table can rotate on the top of platform, the top of rotary table is opened with the bolt hole of installation survey tool, the side of platform is rotatably connected with pivot, pivot is fixedly connected with fixed frame on the side, the side of fixed frame is rotatably connected with knob, both sides of fixed frame are opened with slide rail, slide rail is rotatably connected with pulley in the inside, pulley is provided with connecting rod on the side, the end of connecting rod away from pulley is rotatably connected with movable sleeve, movable sleeve is slidably connected with extension foot support in the inside.

[0006] Further, the end edge position of extension foot support is provided with a limit arm, the back of fixed frame is provided with a permanent magnet, the permanent magnet can generate magnetic attraction to extension foot support.

[0007] Further, the outer edge of pivot is provided with an annular tooth, the side of annular tooth is embedded with a limit block, one end of limit block is rotatably connected with support frame, the bottom end of support frame is fixedly connected with lifting disc.

[0008] Further, the lifting disc is arranged in the interior of the platform, the bottom end of the lifting disc is fixedly connected with a push rod, the bottom of the lifting disc is provided with a spring, and the side of the platform is provided with a handle.

[0009] Further, the fixing frame is arranged in three groups, and the three groups of fixing frames are arranged in an annular array on the side of the platform.

[0010] Further, the interior of the fixing frame is provided with a sliding groove, the side of the knob is provided with a thread, and the end of the knob can be embedded into the sliding groove in the interior of the fixing frame.

[0011] Further, the limiting block is arranged in a triangular structure, the position, at which the limiting block is connected with the side of the platform, is relatively fixed, and the limiting block itself has metal elasticity.

[0012] Beneficial effects:

[0013] The internal structure of the equipment realizes the telescopic action of the single supporting leg, compared with the prior art, the internal structure of the utility model can realize the telescopic process of the single supporting leg, thereby improving the height of the unit part supporting of the equipment, and then when the road surface is concave-convex, the relative position of the fixing frame and the extension foot support support can be controlled according to the horizontal state of the platform, thereby realizing the fixing effect, and after the use is finished, the extension foot support can be separated alone and is attached to the side of the fixing frame, which is convenient for personnel to carry and transport subsequently, and is also convenient for personnel to observe whether the extension foot support is bent and deformed subsequently, and the detachable installation of the extension foot support is beneficial to personnel to replace the extension foot support subsequently, without the need to replace the whole equipment, thereby reducing the maintenance cost of the equipment and facilitating the maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the utility model;

[0015] Figure 2 It is a opening structure schematic view of the utility model;

[0016] Figure 3 It is an extension foot support structure schematic view of the utility model;

[0017] Figure 4 It is a fixing frame cross section structure schematic view of the utility model;

[0018] Figure 5 It is a platform bottom structure schematic view of the utility model;

[0019] Figure 6 It is a platform cross section structure schematic view of the utility model.

[0020] In the figure: 1, platform; 2, rotary table; 3, rotating shaft; 4, fixed frame; 5, knob; 6, sliding rail; 7, pulley; 8, connecting rod; 9, movable sleeve; 10, extension foot; 11, limiting arm; 12, permanent magnet; 13, ring gear; 14, limiting block; 15, support frame; 16, lifting disc; 17, push rod; 18, spring; 19, handle. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-6 As shown in the figure, a survey support for engineering planning comprises a platform 1, the top of the platform 1 is provided with a rotary table 2, the rotary table 2 can rotate on the top of the platform 1, the top of the rotary table 2 is provided with a bolt hole for installing survey tools, the side of the platform 1 is rotatably connected with a rotating shaft 3, the side of the rotating shaft 3 is fixedly connected with a fixed frame 4, the side of the fixed frame 4 is rotatably connected with a knob 5, the two sides of the fixed frame 4 are provided with sliding rails 6, the inside of the sliding rails 6 is rotatably connected with pulleys 7, the side of the pulleys 7 is provided with connecting rods 8, the end of the connecting rods 8 away from the pulleys 7 is rotatably connected with movable sleeves 9, the inside of the movable sleeves 9 is slidably connected with extension feet 10, the bottom of the extension feet 10 is provided with a triangular structure, which is beneficial to being inserted into the ground for fixation, meanwhile, the top end of the extension feet 10 can be sleeved into the internal sliding groove of the fixed frame 4 for sliding, when reaching the ideal position, the knob 5 is rotated so that the end of the knob 5 abuts against the side of the extension feet 10, thereby keeping the relative position of the fixed frame 4 and the extension feet 10 stable, when being placed on uneven road surface, the horizontal stability of the rotating shaft 3 and the platform 1 is maintained by adjusting the different lengths of the three fixed frames 4 and the extension feet 10, so that the survey equipment installed on the top of the rotary table 2 can realize the survey task.

[0023] When the equipment needs to be stored and the volume of the equipment needs to be reduced, the personnel turn over the rotating shaft 3 so that the fixed frame 4 on the side of the rotating shaft 3 is vertical to the ground, then the extension feet 10 are taken out of the internal sliding groove of the fixed frame 4, then the personnel turn over the connecting rods 8 and the movable sleeves 9 so that the extension feet 10 sleeved in the inside of the movable sleeves 9 can slide into the back of the fixed frame 4, then the extension feet 10 are relatively fixed by the magnetic attraction of the permanent magnets 12, thereby realizing the structure reduction of the equipment, which is convenient for subsequent personnel to store the equipment, meanwhile, when the extension feet 10 are bent or damaged, the personnel can directly take out the extension feet 10 from the inside of the movable sleeves 9, thereby replacing the movable sleeves 9, realizing the function of quick replacement.

[0024] As a technical optimization scheme of the utility model, the end edge position of the extension foot stand 10 is provided with a limiting arm 11, the back of the fixing frame 4 is provided with a permanent magnet 12, the permanent magnet 12 can generate magnetic attraction to the extension foot stand 10, the limiting arm 11 can ensure that the extension foot stand 10 does not appear self-rotation phenomenon during sliding in the inside of the fixing frame 4, the permanent magnet 12 can be used to store the extension foot stand 10 in the back of the fixing frame 4 during equipment storage, which is convenient for personnel to observe the use of the fixing frame 4 and also convenient for personnel to clean the surface of the extension foot stand 10.

[0025] As a technical optimization scheme of the utility model, the outer edge of the rotating shaft 3 is provided with an annular tooth 13, the side of the annular tooth 13 is embedded with a limiting block 14, one end of the limiting block 14 is rotatably connected with a supporting frame 15, the bottom end of the supporting frame 15 is fixedly connected with a lifting disc 16, in order to ensure that the rotating shaft 3 and the fixing frame 4 are locked after being rotated to the fixed state, the end of the limiting block 14 is embedded in the gap between the internal teeth of the annular tooth 13, the self-rotation of the annular tooth 13 is limited, and at the same time, since one end of the limiting block 14 is connected with the side of the supporting frame 15, when the lifting disc 16 moves upward in the inside of the platform 1 together with the push rod 17 being pushed by personnel, the inclination angle of the limiting block 14 will move horizontally, at this time, the overall width of the limiting block 14 becomes smaller, the side of the limiting block 14 is no longer embedded in the internal tooth of the annular tooth 13, so that the rotating shaft 3 in the inside of the annular tooth 13 is in a free state, personnel can adjust and open the fixing frame 4 and the extension foot stand 10, and the overall equipment is opened to support the surveying equipment.

[0026] During the downward movement of the push rod 17, the limiting block 14 makes a circular motion around the shaft at the bottom end, so that the overall triangular inclination angle of the limiting block 14 moves downward, so that the side triangular structure of the limiting block 14 can be embedded in the side of the annular tooth 13, thereby limiting and fixing the annular tooth 13 and the connected fixing frame 4.

[0027] It must be pointed out that this structure can realize locking, and the annular tooth 13 can still rotate in the locked state, and the spring force needs to be limited

[0028] As a technical optimization scheme of the utility model, the lifting disc 16 is arranged in the inside of the platform 1, the bottom end of the lifting disc 16 is fixedly connected with the push rod 17, the bottom of the lifting disc 16 is provided with a spring 18, the side of the platform 1 is provided with a handle 19, the handle 19 is convenient for personnel to carry the overall equipment, the spring 18 has a spring force, can pull the lifting disc 16 to move downward to the fixed state, at this time, the triangular structure in the inside of the limiting block 14 is in a compressed state, and the width of the limiting block 14 increases, so that the side of the limiting block 14 is embedded in the side of the annular tooth 13, thereby limiting and fixing the annular tooth 13.

[0029] As a technical optimization scheme of the utility model, the fixed frame 4 is set to three groups, and the three groups of fixed frame 4 annular array is in the side of platform 1, three groups of fixed frame 4 and extension foot stand 10 can form triangle structure, more have stability, the relative position of different fixed frame 4 and extension foot stand 10 determines that the length is not equal, can make equipment can realize the horizontal stable placement of surveying equipment on the concave-convex road surface.

[0030] As a technical optimization scheme of the utility model, the inside of fixed frame 4 is provided with sliding slot, the side of knob 5 is provided with screw thread, the end of knob 5 can be embedded into the inside sliding slot of fixed frame 4, the relative position of knob 5 end and the inside sliding slot of fixed frame 4 can be adjusted in the process of rotating, and the end of knob 5 can contact the side of extension foot stand 10 and resist, so that extension foot stand 10 is clamped into the inside of fixed frame 4.

[0031] As a technical optimization scheme of the utility model, the limiting block 14 is set to triangle structure, the position of limiting block 14 and platform 1 side connection is relatively fixed, limiting block 14 itself has metal elasticity, guarantees that limiting block 14 always keeps elastic deformation in the process of moving up or down on lifting disc 16, avoids the condition of fracture.

[0032] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0033] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A surveying support for engineering planning, comprising a platform (1), a turntable (2) mounted on the top of the platform (1), the turntable (2) being rotatable on the top of the platform (1), and bolt holes for mounting surveying tools being provided on the top of the turntable (2), characterized in that: The platform (1) is rotatably connected to a rotating shaft (3), and a fixed frame (4) is fixedly connected to the side of the rotating shaft (3). A knob (5) is rotatably connected to the side of the fixed frame (4). Slide rails (6) are provided on both sides of the fixed frame (4). A pulley (7) is rotatably connected inside the slide rail (6). A connecting rod (8) is provided on the side of the pulley (7). A movable sleeve (9) is rotatably connected to the end of the connecting rod (8) away from the pulley (7). An extension leg (10) is slidably connected inside the movable sleeve (9).

2. The engineering planning survey support as described in claim 1, characterized in that: The extension leg (10) is provided with a limit arm (11) at the end edge, and the back of the fixing frame (4) is provided with a permanent magnet (12), which can magnetically attract the extension leg (10).

3. The engineering planning survey support as described in claim 1, characterized in that: The outer edge of the rotating shaft (3) is provided with an annular tooth (13), and a limiting block (14) is embedded in the side of the annular tooth (13). One end of the limiting block (14) is rotatably connected to a support frame (15), and the bottom end of the support frame (15) is fixedly connected to a lifting plate (16).

4. The engineering planning survey support as described in claim 3, characterized in that: The lifting plate (16) is located inside the platform (1). A push rod (17) is fixedly connected to the bottom end of the lifting plate (16). A spring (18) is installed at the bottom of the lifting plate (16). A handle (19) is installed on the side of the platform (1).

5. The engineering planning survey support as described in claim 1, characterized in that: The fixing frame (4) is set in three groups, and the three groups of fixing frames (4) are arranged in a ring array on the side of the platform (1).

6. The engineering planning survey support as described in claim 1, characterized in that: The fixing frame (4) has a sliding groove inside, and the knob (5) has a thread on its side. The end of the knob (5) can be embedded into the sliding groove inside the fixing frame (4).

7. The engineering planning survey support as described in claim 3, characterized in that: The limiting block (14) is configured as a triangular structure. The position of the limiting block (14) connected to the side of the platform (1) is relatively fixed. The limiting block (14) itself has metallic elasticity.

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