CN216566757U

CN216566757U - Survey and drawing tripod

Info

Publication number: CN216566757U
Application number: CN202220120661.8U
Authority: CN
Inventors: 徐妹; 王欢欢; 李怀刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-05-20
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a surveying and mapping tripod, which relates to the technical field of tripods and comprises a central rod, wherein the upper end of the central rod is fixedly connected with an installation block, the outer side of the lower end of the central rod is movably sleeved with an annular plate matched with the lower end of the central rod, the inner side wall of the annular plate is bonded with a rubber pad, the upper surface and the lower surface of the annular plate are respectively bonded with a limiting ring, the limiting rings are fixedly sleeved on the outer side of the central rod, the outer side wall of the annular plate is fixedly connected with three limiting buckle plates distributed in an annular array manner, and the limiting buckle plates are arranged in a J shape. According to the utility model, the outer side of the lower end of the center rod is movably sleeved with the annular plate matched with the center rod, the outer side wall of the annular plate is fixedly connected with the three limiting buckle plates distributed in an annular array, the limiting buckle plates are in a J shape, and after the three hollow supporting legs are folded and accommodated together, the three limiting buckle plates can be respectively buckled on the outer sides of the three telescopic rods by rotating the annular plate, so that the hollow supporting legs can be effectively prevented from rotating and unfolding.

Description

Survey and drawing tripod

Technical Field

The utility model relates to the technical field of tripods, in particular to a surveying and mapping tripod.

Background

When the tripod is used in the survey and drawing when engineering such as building is surveyed and drawn, indispensable measuring stand, tripod have the characteristics of high stability, fixed when often being used for the total powerstation to measure is made.

However, at present, the existing surveying and mapping tripod is usually simply rotated and folded together after being used, and three legs of the tripod are not well fixed, so that the three legs are easy to unfold and inconvenient to carry. Therefore, there is a need for a surveying tripod that solves the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a surveying and mapping tripod to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a survey and drawing tripod, includes well core rod, well core rod's upper end fixedly connected with installation piece, well core rod's lower extreme outside activity cup joints the annular plate of looks adaptation with it, and the inside wall of annular plate bonds and has the rubber pad, the upper and lower two surfaces of annular plate laminate respectively has the spacing ring, the fixed cover of spacing ring is in well core rod's the outside, the three spacing buckle that is annular array distribution of lateral wall fixedly connected with of annular plate, spacing buckle sets up to "J" style of calligraphy, well core rod's the outside is provided with the three hollow leg that is annular array distribution, the lower extreme inner chamber activity of hollow leg is pegged graft and is had the telescopic link of looks adaptation with it, the lateral wall lower extreme fixedly connected with holding ring of telescopic link, the lower extreme fixedly connected with stabilizer blade of telescopic link.

Preferably, the lower end of the outer side wall of the hollow support leg is fixedly connected with two connecting frames, and the two connecting frames respectively correspond to the other two hollow support legs.

Preferably, the lower end of the outer side wall of the hollow supporting leg is movably connected with a positioning bolt through a thread in a penetrating manner, the upper end of the hollow supporting leg is fixedly connected with a connecting sleeve, and the middle part of the connecting sleeve is movably connected with a rotating shaft matched with the connecting sleeve in a penetrating manner.

Preferably, the edge of installation piece lower surface is seted up three mounting groove that is annular array and distributes, and is three connecting sleeve is located the inner chamber of three mounting groove respectively, the both ends of axis of rotation respectively with the both ends inner wall fixed connection of mounting groove.

Preferably, adjacent two be provided with coupling assembling between hollow leg's the lower extreme, coupling assembling includes two connecting rods, two the one end that the connecting rod is close to each other is through round pin axle swing joint, two the one end that the connecting rod was kept away from each other is through round pin axle respectively with the link swing joint on two adjacent hollow leg.

Preferably, two the groove of dodging has all been seted up to the one end that the connecting rod is close to each other, the last fixed surface of installation piece is connected with the mount pad.

The utility model has the technical effects and advantages that:

1. according to the utility model, the outer side of the lower end of the center rod is movably sleeved with the annular plate matched with the center rod, the outer side wall of the annular plate is fixedly connected with three limiting buckle plates distributed in an annular array, the limiting buckle plates are in a J shape, and after the three hollow supporting legs are folded and contained together, the three limiting buckle plates can be respectively buckled on the outer sides of the three telescopic rods by rotating the annular plate, so that the hollow supporting legs can be effectively prevented from rotating and unfolding;

2. according to the utility model, the two connecting frames are fixedly connected to the lower ends of the outer side walls of the hollow supporting legs, the two connecting frames respectively correspond to the other two hollow supporting legs, the connecting assembly is arranged between the two adjacent hollow supporting legs and consists of two connecting rods, one ends of the two connecting rods are connected through the pin shaft, and the other ends of the two connecting rods are respectively movably connected with the connecting frames on the two adjacent hollow supporting legs through the pin shaft, so that the connecting assembly can be unfolded along with the hollow supporting legs when the hollow supporting legs are unfolded, and when the two connecting rods are straightened to form a straight line, the hollow supporting legs are unfolded to the maximum angle, so that the maximum unfolding angles of the three hollow supporting legs of the device can be kept consistent, and the device is ensured to be more stable when placed.

Drawings

Fig. 1 is a perspective view of the overall structure of the present invention.

FIG. 2 is a schematic view of the structural connection between the center pole and the annular plate of the present invention.

FIG. 3 is a perspective view of the annular plate structure of the present invention.

Fig. 4 is a perspective view of the hollow leg structure of the present invention.

Fig. 5 is a perspective view of the connecting assembly of the present invention.

In the figure: 1. a center pole; 2. mounting blocks; 3. an annular plate; 4. a limiting ring; 5. a limiting buckle plate; 6. a hollow leg; 7. a telescopic rod; 8. a positioning ring; 9. a support leg; 10. a connecting frame; 11. positioning the bolt; 12. a connecting sleeve; 13. a rotating shaft; 14. mounting grooves; 15. a connecting assembly; 16. a connecting rod; 17. an avoidance groove; 18. and (7) mounting a seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a surveying and mapping tripod shown in figures 1-5, which comprises a central rod 1, wherein the upper end of the central rod 1 is fixedly connected with a mounting block 2, the outer side of the lower end of the central rod 1 is movably sleeved with an annular plate 3 matched with the central rod, a rubber pad is bonded on the inner side wall of the annular plate 3, the annular plate 3 can rotate on the outer side of the central rod 1, and the rubber pad is arranged for increasing the friction force generated between the annular plate 3 and the central rod 1 when the annular plate 3 rotates.

Secondly, two upper and lower surfaces at annular slab 3 are laminated respectively and are had a spacing ring 4, and spacing ring 4 is fixed to be cup jointed in well core rod 1's the outside, and setting up of spacing ring 4 is used for fixing a position annular slab 3, avoids annular slab 3 to take place to slide at well core rod 1's axial direction, and annular slab 3's lateral wall fixedly connected with is three spacing buckle 5 that is the annular array and distributes, and spacing buckle 5 sets up to "J" style of calligraphy.

Furthermore, three hollow legs 6 distributed in an annular array are arranged on the outer side of the central rod 1, telescopic rods 7 matched with the hollow legs 6 are movably inserted into inner cavities of the lower ends of the hollow legs 6, the lower ends of the outer side walls of the hollow legs 6 are movably connected with positioning bolts 11 in a penetrating manner through threads, the telescopic rods 7 can stretch out and draw back, the positioning bolts 11 are screwed to enable the positioning bolts 11 to clamp the outer side walls of the telescopic rods 7 and then position the telescopic rods 7 to stretch out and draw back, positioning rings 8 are fixedly connected to the lower ends of the outer side walls of the telescopic rods 7, supporting legs 9 are fixedly connected to the lower ends of the telescopic rods 7, when the telescopic rods 7 retract into the inner cavities of the hollow legs 6, the positioning rings 8 are attached to the lower end faces of the hollow legs 6, then the limiting buckle plate 5 can be just buckled on the outer sides of the lower ends of the telescopic rods 7 by rotating the annular plate 3, so that the three hollow legs 6 are prevented from being separated from each other, and the positioning rings 8 are attached to the upper surfaces of the limiting buckle plate 5, the telescopic rod 7 can be effectively prevented from sliding out of the inner cavity of the hollow supporting leg 6.

And, two link 10 of lateral wall lower extreme fixedly connected with at hollow leg 6, and two link 10 are just corresponding another two hollow leg 6 respectively, hollow leg 6's upper end fixedly connected with connecting sleeve 12, connecting sleeve 12's middle part activity through connection has the axis of rotation 13 of looks adaptation with it, three mounting groove 14 that are the ring array and distribute is seted up at the edge of installation piece 2 lower surface, three connecting sleeve 12 is located the inner chamber of three mounting groove 14 respectively, the both ends of axis of rotation 13 respectively with the both ends inner wall fixed connection of mounting groove 14, consequently hollow leg 6 can use axis of rotation 13 to rotate as the center.

And, be provided with coupling assembling 15 between the lower extreme of two adjacent hollow landing legs 6, coupling assembling 15 includes two connecting rods 16, the one end that two connecting rods 16 are close to each other is through round pin axle swing joint, consequently, can rotate relatively between two connecting rods 16, the one end that two connecting rods 16 kept away from each other is through round pin axle respectively with the link 10 swing joint on two adjacent hollow landing legs 6, consequently, can rotate relatively between connecting rod 16 and the link 10, the groove 17 of dodging has all been seted up to the one end that two connecting rods 16 are close to each other, the setting of dodging groove 17 is used for avoiding two connecting rods 16 to collide each other when rotating, the last fixed surface of installation piece 2 is connected with mount pad 18.

The working principle of the utility model is as follows:

when the device needs to be unfolded, firstly, the annular plate 3 is rotated and the three limiting buckle plates 5 are driven to synchronously rotate until the limiting buckle plates 5 are separated from the telescopic rod 7, then the hollow supporting leg 6 is pulled to enable the hollow supporting leg 6 to rotate around the rotating shaft 13, so that the hollow supporting leg 6 can be unfolded, and in the unfolding process of the hollow supporting leg 6, the hollow supporting leg 6 drives the connecting assembly 15 to unfold along with the hollow supporting leg 6 until the two connecting rods 16 on the connecting assembly 15 are straightened to form a straight line, so that the hollow supporting leg 6 reaches the maximum unfolding angle;

then, the positioning bolt 11 is loosened, the telescopic rod 7 is drawn out from the inner cavity of the hollow supporting leg 6, and then the positioning bolt 11 is screwed down, so that the position of the telescopic rod 7 can be fixed, and the whole height of the device can be adjusted;

when the device needs to be folded and stored, the steps are operated reversely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A survey and drawing tripod, includes well core rod (1), its characterized in that: the upper end of the center rod (1) is fixedly connected with an installation block (2), the outer side of the lower end of the center rod (1) is movably sleeved with an annular plate (3) matched with the center rod, a rubber pad is bonded on the inner side wall of the annular plate (3), a limiting ring (4) is respectively attached to the upper surface and the lower surface of the annular plate (3), the limiting ring (4) is fixedly sleeved on the outer side of the center rod (1), three limiting buckle plates (5) distributed in an annular array are fixedly connected to the outer side wall of the annular plate (3), the limiting buckle plates (5) are arranged in a J shape, three hollow support legs (6) distributed in the annular array are arranged on the outer side of the center rod (1), telescopic rods (7) matched with the hollow support legs (6) are movably inserted into the inner cavities of the lower ends of the hollow support legs (6), and positioning rings (8) are fixedly connected to the lower ends of the outer side walls of the telescopic rods (7), the lower end of the telescopic rod (7) is fixedly connected with a supporting leg (9).

2. A surveying tripod according to claim 1, wherein: the lower end of the outer side wall of the hollow supporting leg (6) is fixedly connected with two connecting frames (10), and the two connecting frames (10) respectively correspond to the other two hollow supporting legs (6).

3. A surveying tripod according to claim 2, wherein: the outer side wall lower extreme of hollow landing leg (6) has positioning bolt (11) through screw thread activity through connection, the upper end fixedly connected with connecting sleeve (12) of hollow landing leg (6), the middle part activity through connection of connecting sleeve (12) has axis of rotation (13) with it looks adaptation.

4. A surveying tripod according to claim 3, wherein: the edge of installation piece (2) lower surface is seted up three mounting groove (14) that are the annular array and distribute, and is three connecting sleeve (12) are located the inner chamber of three mounting groove (14) respectively, the both ends of axis of rotation (13) respectively with the both ends inner wall fixed connection of mounting groove (14).

5. A surveying tripod according to claim 4, wherein: adjacent two be provided with coupling assembling (15) between the lower extreme of hollow landing leg (6), coupling assembling (15) include two connecting rods (16), two the one end that connecting rod (16) are close to each other is through round pin axle swing joint, two the one end that connecting rod (16) kept away from each other is through round pin axle respectively with link (10) swing joint on two adjacent hollow landing legs (6).

6. A surveying tripod according to claim 5, wherein: two the one end that connecting rod (16) are close to each other has all been seted up and has been dodged groove (17), the last fixed surface of installation piece (2) is connected with mount pad (18).