Tripod for surveying and mapping of gradienter

Abstract

The tripod comprises a bearing table and a gradienter body, the gradienter body is installed on the bearing table, a plurality of supporting legs are rotationally connected to the bottom of the bearing table in an annular array mode, and the opening and closing angles of the supporting legs are adjusted through a driving assembly. The lower portions of the supporting legs are connected with upper connecting plates through telescopic assemblies, the upper connecting plates are connected with lower connecting plates through rotatable connecting assemblies, and the lower connecting plates and the upper connecting plates are engaged and locked. According to the utility model, the structural design is reasonable, a plurality of supporting legs can be stably unfolded, the unfolding angles of the supporting legs can be adjusted, the lengths of the supporting legs can be adjusted, the conical supporting legs or the supporting plates can be attached to the ground by rotating the rotating rods, and the inclined angles of the conical supporting legs or the supporting plates relative to the supporting legs can be adjusted; and the orientation of the rotating rod can be adjusted, different use requirements are met, and high flexibility is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of tripod, especially to a tripod for surveying and mapping with level. BACKGROUND

[0002] The level is a kind of commonly used measuring tool for small angle.In mechanical industry and instrument manufacturing, it is used to measure the inclination angle relative to horizontal position, the flatness and straightness of guide rail of machine tool equipment, the horizontal position and vertical position of equipment installation, etc. In the use process of level, it is usually supported by tripod.

[0003] The conventional tripod is usually provided with a foot nail at the end of the supporting leg for support when in use, and the foot nail is prone to skidding on hard ground, which affects the stability of the tripod. Moreover, the conventional tripod can only adjust the opening angle of the supporting leg, and cannot adjust the angle and orientation of the foot nail relative to the supporting leg, which is inconvenient to use on uneven ground or in complex environment, and has poor flexibility. Therefore, the utility model provides a tripod for surveying and mapping with level to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a tripod for surveying and mapping with level, which can stably expand multiple supporting legs, adjust the expansion angle, adjust the length of the supporting leg, make the conical supporting foot or supporting plate adhere to the ground by rotating the rotating rod, adjust the angle of the conical supporting foot or supporting plate relative to the supporting leg, and adjust the orientation of the rotating rod, thereby meeting different use requirements and having strong flexibility.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A tripod for surveying and mapping with level, comprising a bearing table and a level body, the level body is installed on the bearing table, the bottom of the bearing table is rotatably connected with multiple supporting legs in an annular array, the opening angle of the multiple supporting legs is adjusted by a driving assembly, the lower side of each of the multiple supporting legs is connected with an upper connecting plate through an extension assembly, the upper connecting plate is connected with a lower connecting plate through a rotatable connecting assembly, the lower connecting plate is engaged and locked with the upper connecting plate, the bottom of the lower connecting plate is symmetrically fixedly connected with two clamping plates, a rotating rod is rotatably connected between the two clamping plates, a locking assembly for fixing the angle of the rotating rod is installed on one of the two clamping plates, a conical supporting foot is fixedly connected to one end of the rotating rod, and a supporting plate is fixedly connected to the other end of the rotating rod.

[0007] Preferably, multiple mounting blocks are fixedly connected to the bottom of the bearing table, and each two of the mounting blocks form a group, and the supporting legs are rotatably connected between the two mounting blocks in the same group.

[0008] Preferably, the driving assembly comprises a limiting rod fixedly connected to the bottom of the bearing table, a sliding plate sleeved on the limiting rod and in sliding connection with the limiting rod, a first threaded rod rotatably connected to the bottom of the bearing table, the first threaded rod penetrating through the sliding plate and in threaded connection with the sliding plate, a rotating disc fixedly connected to the bottom of the first threaded rod, and a plurality of support plates fixedly connected to the bottom of the sliding plate and respectively hinged between the corresponding supporting legs.

[0009] Preferably, the telescopic assembly comprises a second threaded rod fixedly connected to the bottom of the supporting leg, an internally threaded sleeve sleeved on the outer side of the second threaded rod and in threaded connection with the second threaded rod, and the upper connecting plate is fixedly connected to the bottom of the internally threaded sleeve.

[0010] Preferably, a plurality of clamping grooves are equidistantly formed in the bottom of the upper connecting plate, and the upper end of the lower connecting plate is fixedly connected with a plurality of clamping blocks extending into the corresponding clamping grooves and clamped therewith.

[0011] Preferably, the connecting assembly comprises a sliding cylinder rotatably connected to the inner top of the upper connecting plate, a T-shaped plate penetrating through and slidingly connected in the sliding cylinder and extending to the outer side of the sliding cylinder and fixedly connected to the inner bottom of the lower connecting plate, and a plurality of tension springs connected between the T-shaped plate and the inner top of the sliding cylinder.

[0012] Preferably, the locking assembly comprises a threaded locking groove formed in the rotating rod, one of the clamping plates is penetrated through and threaded connected with a threaded locking rod extending into the threaded locking groove and in threaded connection with the threaded locking groove, and the side wall of the threaded locking rod is fixedly connected with a rotating block.

[0013] Compared with the prior art, the utility model has the advantages of:

[0014] 1. The leveling instrument surveying tripod can make the sliding plate vertically move through rotating the threaded rod, make the plurality of supporting legs unfold through rotating the plurality of connecting rods, adjust the unfolding angle, fix the unfolding angle, guarantee the stability of the plurality of supporting legs, adjust the length of the supporting leg through rotating the internally threaded sleeve and adjusting the depth of the threaded rod, and meet different use demands.

[0015] 2. The leveling instrument surveying tripod can make the conical supporting leg or the supporting plate adhere to the ground through rotating the rotating rod, the conical supporting leg can reduce the contact area with the ground, the supporting plate can increase the contact area with the ground, can adapt to the ground of different materials, can adjust the angle of the conical supporting leg or the supporting plate relative to the supporting leg, and stably fix the rotating rod between the two clamping plates, can adjust the direction of the rotating rod through the cooperation of the upper connecting plate, the lower connecting plate and the connecting assembly, and meet different use demands. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A first visual angle three-dimensional structure schematic view of the tripod for surveying and mapping with a level is provided in the utility model;

[0017] Figure 2 A second visual angle three-dimensional structure schematic view of the tripod for surveying and mapping with a level is provided in the utility model;

[0018] Figure 3 A front plane structure schematic view of the tripod for surveying and mapping with a level is provided in the utility model;

[0019] Figure 4 It is a connection schematic view of the upper connecting plate, the lower connecting plate, the clamping plate, the rotating rod, the conical supporting leg and the supporting plate;

[0020] Figure 5 It is a connection schematic view of the clamping plate, the rotating rod and the locking assembly;

[0021] Figure 6 It is a connection schematic view of the upper connecting plate, the lower connecting plate and the connecting assembly.

[0022] In the drawing: 1, bearing table; 2, level body; 3, mounting block; 4, supporting leg; 5, second threaded rod; 6, internal thread sleeve; 7, upper connecting plate; 8, clamping groove; 9, lower connecting plate; 10, clamping block; 11, sliding cylinder; 12, T-shaped plate; 13, tension spring; 14, clamping plate; 15, rotating rod; 16, conical supporting leg; 17, supporting plate; 18, threaded locking rod; 19, rotating block; 20, limiting rod; 21, sliding plate; 22, first threaded rod; 23, rotating disc; 24, connecting rod. DETAILED DESCRIPTION

[0023] 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.

[0024] Referring to Figures 1-6 A tripod for surveying and mapping with a level, including bearing table 1 and level body 2, level body 2 is installed on bearing table 1, the bottom of bearing table 1 is rotatably connected with a plurality of supporting legs 4 in annular array, the bottom of bearing table 1 is fixedly connected with a plurality of mounting blocks 3, a plurality of mounting blocks 3 are in two groups, the supporting leg 4 is rotatably connected between the two mounting blocks 3 in the same group, so that the plurality of supporting legs 4 can be opened and closed below the bearing table 1;

[0025] The plurality of legs 4 adjust the opening and closing angle through the driving assembly, the driving assembly comprises a limiting rod 20 fixedly connected at the bottom of the bearing table 1, a sliding plate 21 is sleeved on the limiting rod 20 and is in sliding connection with the limiting rod 20, the bottom of the bearing table 1 is rotationally connected with a first threaded rod 22, the first threaded rod 22 penetrates through the sliding plate 21 and is in threaded connection with the sliding plate 21, a threaded hole is formed through the sliding plate 21, the first threaded rod 22 penetrates through the threaded hole and is in threaded connection with the threaded hole, under the joint action of the first threaded rod 22 and the limiting rod 20, the sliding plate 21 can only move vertically, the bottom of the first threaded rod 22 is fixedly connected with a rotating disc 23, the rotating disc 23 is arranged to facilitate the rotation of the first threaded rod 22, the bottom of the sliding plate 21 is fixedly connected with a plurality of supporting plates, a connecting rod 24 is hingedly connected between each supporting plate and the corresponding leg 4, the two ends of the connecting rod 24 are rotationally connected with the supporting plate and the leg 4, rotating the first threaded rod 22 can make the sliding plate 21 stably slide up and down under the threaded engagement, and then rotating the plurality of connecting rods 24 can drive the plurality of legs 4 to expand outward or close inward, and the threaded engagement has a locking effect, which can fix the opening and closing angle of the legs 4;

[0026] The lower part of the plurality of legs 4 is connected with an upper connecting plate 7 through a telescopic assembly, the telescopic assembly comprises a second threaded rod 5 fixedly connected at the bottom of the leg 4, a female threaded sleeve 6 is sleeved on the outer side of the second threaded rod 5 and is in threaded connection with the second threaded rod 5, the upper connecting plate 7 is fixedly connected at the bottom of the female threaded sleeve 6, rotating the female threaded sleeve 6 adjusts the depth of the sleeve on the second threaded rod 5, and the length of the leg 4 can be adjusted;

[0027] The upper connecting plate 7 is connected with a lower connecting plate 9 through a rotatable connecting assembly, the opposite side walls of the upper connecting plate 7 and the lower connecting plate 9 are both provided with a connecting cavity, the connecting assembly comprises a sliding cylinder 11 rotationally connected at the inner top of the upper connecting plate 7, a T-shaped plate 12 is slidingly connected in the sliding cylinder 11 and extends to the inner bottom of the lower connecting plate 9 and is fixedly connected with the inner bottom of the lower connecting plate 9, a plurality of tension springs 13 are connected between the T-shaped plate 12 and the inner top of the sliding cylinder 11, the tension springs 13 can pull the T-shaped plate 12 upward in the natural state, and then the lower connecting plate 9 can be clamped with the upper connecting plate 7 upward;

[0028] The lower connecting plate 9 is engaged and locked with the upper connecting plate 7, a plurality of clamping grooves 8 are equally spaced at the bottom of the upper connecting plate 7, a plurality of clamping blocks 10 are fixedly connected at the upper end of the lower connecting plate 9 and extend into the corresponding clamping grooves 8 and are clamped with the clamping grooves 8, the clamping blocks 10 are clamped into the corresponding clamping grooves 8, and the angle of the lower connecting plate 9 can be fixed;

[0029] The bottom of the lower connecting plate 9 is symmetrically fixedly connected with two clamping plates 14, and the two clamping plates 14 are jointly and rotatably connected with a rotating rod 15; one of the clamping plates 14 is provided with a locking assembly for angularly fixing the rotating rod 15, and the locking assembly comprises a threaded locking groove formed in the rotating rod 15; one of the clamping plates 14 is threadedly connected with a threaded locking rod 18 extending into the threaded locking groove and threadedly connected with the threaded locking groove; the side wall of the threaded locking rod 18 is fixedly connected with a rotating block 19, and the rotating block 19 can rotate the threaded locking rod 18; the threaded locking rod 18 is locked with the threaded locking groove, and the rotating rod 15 is stably fixed between the two clamping plates 14, so that the rotating rod 15 cannot rotate relative to the clamping plates 14; one end of the rotating rod 15 is fixedly connected with a conical supporting leg 16, and the other end of the rotating rod 15 is fixedly connected with a supporting plate 17; the conical supporting leg 16 can reduce the contact area with the ground, and the supporting plate 17 can increase the contact area with the ground, thereby meeting different use requirements.

[0030] The utility model can be described by the following operation mode to explain its function principle:

[0031] In the utility model, when the horizontal instrument surveying and mapping tripod is used, the rotating disc 23 is rotated to rotate the first threaded rod 22, under the threaded meshing effect of the first threaded rod 22, the sliding plate 21 can be moved downwards, and then the plurality of connecting rods 24 are rotated, under the connecting effect, the plurality of supporting legs 4 can be unfolded, and the unfolding angle thereof can be fixed;

[0032] The rotating block 19 is rotated to move the threaded locking rod 18 out of the threaded locking groove in the rotating rod 15, the rotating rod 15 is rotated, the conical supporting leg 16 or the supporting plate 17 is attached to the ground, the conical supporting leg 16 can reduce the contact area with the ground, the supporting plate 17 can increase the contact area with the ground, and by rotating the rotating rod 15, the angle of the conical supporting leg 16 or the supporting plate 17 can also be adjusted, thereby meeting different use requirements, the threaded locking rod 18 is screwed into the threaded locking groove, and the rotating rod 15 can be fixed;

[0033] The lower connecting plate 9 is pulled downwards to move the clamping block 10 out of the clamping groove 8, the lower connecting plate 9 is rotated, the rotating rod 15 can be rotated on the horizontal plane, when the rotating rod 15 is not located on the same straight line with the clamping plate 14, the direction of the rotating rod 15 can be adjusted, at this time, the sliding cylinder 11 is rotated to adapt to the rotation of the lower connecting plate 9, after the adjustment is completed, the lower connecting plate 9 is loosened, the tension spring 13 can pull the T-shaped plate 12 and the lower connecting plate 9 upwards to move, the clamping block 10 is stably clamped into the corresponding clamping groove 8, and the lower connecting plate 9 and the upper connecting plate 7 are stably fixed;

[0034] The inner threaded sleeve 6 is rotated to adjust the depth of the second threaded rod 5, the length of the supporting leg 4 can be adjusted, the conical supporting leg 16 or the supporting plate 17 can stably attach to the ground to support, the horizontal instrument body 2 is installed on the bearing table 1, and the surveying and mapping work can be performed.

[0035] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A tripod for level surveying, comprising a support platform (1) and a level body (2), characterized in that, The level body (2) is mounted on the support platform (1). The bottom of the support platform (1) is rotatably connected to multiple legs (4) in a circular array. The opening and closing angles of the multiple legs (4) are adjusted by a drive component. The lower part of each of the multiple legs (4) is connected to an upper connecting plate (7) by a telescopic component. The upper connecting plate (7) is connected to a lower connecting plate (9) by a rotatable connecting component. The lower connecting plate (9) is engaged and locked with the upper connecting plate (7). The bottom of the lower connecting plate (9) is symmetrically fixedly connected to two clamping plates (14). A rotating rod (15) is rotatably connected between the two clamping plates (14). A locking component that fixes the angle of the rotating rod (15) is installed on one of the clamping plates (14). A conical support foot (16) is fixedly connected to one end of the rotating rod (15), and a support plate (17) is fixedly connected to the other end of the rotating rod (15).

2. The tripod for leveling and surveying according to claim 1, characterized in that, The bottom of the support platform (1) is fixedly connected to multiple mounting blocks (3), and the multiple mounting blocks (3) are in pairs. The support legs (4) are rotatably connected between the two mounting blocks (3) in the same group.

3. The tripod for leveling and surveying according to claim 1, characterized in that, The drive assembly includes a limiting rod (20) fixedly connected to the bottom of the support platform (1), a sliding plate (21) slidably connected to the limiting rod (20), a first threaded rod (22) rotatably connected to the bottom of the support platform (1), the first threaded rod (22) passes through the sliding plate (21) and is threadedly connected to it, a turntable (23) is fixedly connected to the bottom of the first threaded rod (22), and multiple support plates are fixedly connected to the bottom of the sliding plate (21), and the multiple support plates are respectively hinged to their corresponding legs (4) with connecting rods (24).

4. A tripod for leveling and surveying according to claim 1, characterized in that, The telescopic assembly includes a second threaded rod (5) fixedly connected to the bottom of the outrigger (4), and an internal threaded sleeve (6) threadedly connected to the outer side of the second threaded rod (5). The upper connecting plate (7) is fixedly connected to the bottom of the internal threaded sleeve (6).

5. A tripod for leveling and surveying according to claim 1, characterized in that, The bottom of the upper connecting plate (7) is provided with multiple slots (8) at equal intervals, and the upper end of the lower connecting plate (9) is fixedly connected with multiple blocks (10) that extend to the corresponding slots (8) and engage with them.

6. A tripod for leveling according to claim 1, characterized in that, The connecting assembly includes a slide cylinder (11) rotatably connected to the top of the upper connecting plate (7), a T-shaped plate (12) extending to the outside and fixedly connected to the bottom of the lower connecting plate (9) is slidably connected through the slide cylinder (11), and a plurality of tension springs (13) are connected between the T-shaped plate (12) and the top of the slide cylinder (11).

7. A tripod for leveling and surveying according to claim 1, characterized in that, The locking assembly includes a threaded locking groove formed on the rotating rod (15), and a threaded locking rod (18) extending into and threadedly connected to one of the clamping plates (14) is threadedly connected to it, and a rotating block (19) is fixedly connected to the side wall of the threaded locking rod (18).

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