CN210266514U

CN210266514U - Angle-adjustable supporting structure for level gauge

Info

Publication number: CN210266514U
Application number: CN201921223179.1U
Authority: CN
Inventors: 毛震旭; 毛见
Original assignee: Yangzhou Best Tool Co ltd
Current assignee: Yangzhou Best Tool Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-07
Anticipated expiration: 2029-07-31

Abstract

The utility model provides an angle-adjustable supporting structure for a level in the technical field of surveying and mapping tools, which comprises a base, three connecting parts are arranged on the periphery of the base, a fixed shaft is connected on the connecting parts, a transmission nut is connected on the fixed shaft in a sliding way, a supporting rod is connected on the transmission nut in a threaded way, two spacing holes and a first connecting hole which are arranged at intervals in the height direction are arranged on the connecting parts, a second connecting hole which is coaxial with the connecting hole and a through hole which is coaxial with the spacing holes are arranged on the fixed shaft, a third connecting hole which can be coaxial with the second connecting hole are arranged on the transmission nut, two connecting grooves are arranged on the periphery of the transmission nut, a limiting part which can move along the radial direction of the through hole is connected on the fixed shaft, a spring is sleeved on the limiting part, one end of, the spring is in a natural state; when the connecting hole III and the connecting hole II are coaxial, the spring is in a compressed state; the utility model discloses a bracing piece height-adjustable.

Description

Angle-adjustable supporting structure for level gauge

Technical Field

The invention belongs to the technical field of surveying and mapping tools, and particularly relates to a structure for supporting a level gauge.

Background

The laser level meter is usually used during building decoration, the level meter is often arranged on a supporting structure, in the prior art, the supporting structure comprises a base, the level meter is supported on the base, a test slot is arranged on the base, at least three supporting rods are distributed on the periphery of the base, and the supporting rods are supported on a working plane; when the working plane is uneven, when the three support rods are placed on the working plane, the test groove is not horizontal, the pendulum body of the level meter is always attached to the inner wall of the support seat corresponding to the test groove, the level meter cannot keep a horizontal state, the height of each support rod cannot be adjusted according to actual needs, the test result is influenced, and the support rods are fixed on the outer side of the base and cannot be detached; during the measurement, need aim at the building that awaits measuring with the laser instrument on the spirit level, when needing aim at the object that awaits measuring with the spirit level, can only rotate whole base, make the laser instrument aim at the object that awaits measuring, the spirit level easily produces great rocking, reduces measurement of efficiency.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to solve the technical problems that the height of the supporting rod cannot be adjusted and the angle cannot be adjusted in the prior art, and provides the angle-adjustable supporting structure for the level meter.

The purpose of the invention is realized as follows: an angle-adjustable supporting structure for a level comprises a base with an accommodating cavity, wherein a supporting seat is rotatably connected to the base and is arranged in the accommodating cavity; at least three connecting parts are arranged at the periphery of the base, connecting holes are formed in the connecting parts, the connecting parts are connected with a fixed shaft through the connecting holes, a sliding cavity is formed in the fixed shaft, a transmission nut is connected to the fixed shaft in a sliding mode through the sliding cavity, a supporting rod is connected to the transmission nut in a threaded mode, the upper portion of the supporting rod extends out of the transmission nut, the lower portion of the supporting rod extends out of the fixed shaft downwards, the bottom side of the supporting rod is lower than the bottom side of the base, at least two limiting holes and two connecting holes I are arranged in the connecting parts, the limiting holes and the connecting holes I are arranged at intervals in the height direction, a plurality of connecting holes II which share the same axis with the connecting holes are arranged in the fixed shaft, through holes which share the same axis with the limiting holes are also arranged in the fixed shaft, a, the connecting groove comprises a first limiting part, a first horizontal part, an inclined part, a second horizontal part and a second limiting part, one end of the limiting part is flush with the outer side of the transmission nut, the other end of the first limiting part is one end of the first horizontal part, the other end of the first horizontal part is one end of the inclined part, the other end of the second horizontal part is one end of the second limiting part, the other end of the second limiting part is flush with the outer side of the transmission nut, the fixed shaft is connected with a limiting part capable of moving along the radial direction of the through hole through the through hole, a limiting step is arranged on the fixed shaft corresponding to each through hole, a spring is sleeved on the limiting part, one end of the spring is abutted to the lower part of the limiting part, the other end of the spring is abutted to the limiting step, when one end of the limiting part is; when the limiting part is abutted against the second horizontal part, the spring is in a compressed state, the other end of the limiting part is in the limiting hole, and at the moment, the third connecting hole and the second connecting hole of the fixing shaft are coaxial.

In the utility model, the connecting bolt is used to pass through the first connecting hole and the second connecting hole in sequence, so that the fixed shaft is fixed on the connecting part; a level gauge is arranged on the supporting seat; when the height of the supporting rod needs to be adjusted, the transmission nut is pulled to enable the transmission nut to slide upwards along the sliding cavity, when the lower part of the limiting part abuts against the inclined part, the spring starts to compress, the limiting part is popped out under the action of the elastic force of the spring, when the lower part of the limiting part abuts against the horizontal part II, the spring is further compressed, the other end of the limiting part is arranged in the limiting hole of the connecting part, the connecting hole II and the connecting hole III are coaxial, the connecting bolt is further screwed inwards, the connecting bolt penetrates into the connecting hole III, the transmission nut is fixed relative to the fixed shaft, the supporting rod is rotated, the supporting rod moves in the height direction while rotating, the rotating direction of the supporting rod is adjusted, the supporting rod moves in the required direction, and when the supporting rod moves to the specified height; the height adjusting process of each support rod is similar to the process, and is not described again; the leveling instrument is adjusted to a specified height, and when the angle of the leveling instrument needs to be adjusted, the supporting seat is rotated to enable the leveling instrument to be aligned to an object to be measured; the utility model can finely adjust the height of the support rod according to actual needs, and the structure for adjusting the height of the level meter is convenient to disassemble and assemble; the fine adjustment of the angle of the level meter is realized through the arrangement of the rotating supporting seat; the device can be applied to the work of supporting the level.

In order to further realize drive nut's spacing, the locating part includes sliding part one and sliding part two, is equipped with the supporting part between sliding part one and the sliding part two, the one end of spring is contradicted on sliding part one, and the sliding part two can stretch into spacing downtheholely, and sliding part one is in the spread groove.

In order to further realize the rotation of the supporting seat, the base is rotatably connected with a worm wheel, the base is provided with a supporting block, the supporting block is rotatably connected with a worm, the worm is meshed with the worm wheel, one end, far away from the supporting block, of the worm extends out of the base, and the supporting seat is fixedly connected to the upper side of the worm wheel.

In order to further facilitate the adjustment of the angle of the level gauge, an adjusting handle which facilitates the rotation of the worm is arranged on the worm extending out of the base.

In order to rotate the supporting rod conveniently, a rotating handle is arranged at the end part of the supporting rod which extends out of the transmission nut upwards.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a perspective view of the present invention.

Fig. 4 is an exploded view of the connection of the driving nut and the limiting member according to the present invention.

Fig. 5 is a structural view of the connecting portion and the support bar in an initial state according to the present invention.

Fig. 6 is a structural view of the connecting part and the supporting rod in the height adjusting state according to the present invention.

Fig. 7 is a perspective view of a fixing shaft according to the present invention.

Fig. 8 is a structural diagram of the present invention for realizing the rotation of the supporting base (after hiding the base).

Fig. 9 is a partial enlarged view of a portion a in fig. 5.

In the figure: the device comprises a supporting rod 1, a rotating handle 101, a base 2, a supporting block 3, a supporting seat 4, a connecting part 5, a worm 6, an adjusting handle 601, a first connecting hole 7, a first limiting hole 8, a connecting groove 9, a first limiting part 901, a first horizontal part 902, an inclined part 903, a second horizontal part 904, a second limiting part 905, a spring 10, a limiting part 11, a first sliding part 1101, a supporting part 1102, a second sliding part 1103, a third connecting hole 12, a second connecting hole 13, a sliding cavity 14, a through hole 15, a transmission nut 16, a limiting step 17, a worm wheel 18 and a connecting bolt 19.

Detailed Description

The invention will be further described with reference to the accompanying drawings.

Fig. 1 to 9 show an angularly adjustable supporting structure for a level, which comprises a base 2 having a containing cavity, a supporting seat 4 rotatably connected to the base 2, the supporting seat 4 being in the containing cavity; three connecting parts 5 are arranged on the periphery of the base 2, connecting holes are formed in the connecting parts 5, the connecting parts 5 are connected with a fixed shaft through the connecting holes, a sliding cavity 14 is formed in the fixed shaft, the fixed shaft is connected with a transmission nut 16 through the sliding cavity 14 in a sliding mode, the outer sides of the fixed shaft and the transmission nut 16 are both in a hexagonal prism shape, a supporting rod 1 is connected onto the transmission nut 16 in a threaded mode, the upper portion of the supporting rod 1 extends out of the transmission nut 16, a rotating handle 101 is arranged at the end portion, extending out of the transmission nut 16 upwards, of the supporting rod 1, the lower portion of the supporting rod 1 extends out of the fixed shaft downwards, the bottom side of the supporting rod 1 is lower than the bottom side of the base 2, two limiting holes 8 and two connecting holes I7 are arranged on the connecting parts 5, the two limiting holes 8 and, a plurality of connecting holes II 13 which are coaxial with the connecting holes I7 are distributed on the fixed shaft, a through hole 15 which is coaxial with the limiting hole 8 is also arranged on the fixed shaft, a plurality of connecting holes III 12 are distributed on the transmission nut 16, the connecting holes III 12 can be coaxial with the connecting holes II 13, two connecting grooves 9 are arranged on the periphery of the transmission nut 16, each connecting groove 9 comprises a limiting part I901, a horizontal part I902, an inclined part 903, a horizontal part II 904 and a limiting part II 905, one end of the limiting part is flush with the outer side of the transmission nut 16, the other end of the limiting part I901 is one end of the horizontal part I902, the other end of the horizontal part I902 is one end of the inclined part 903, the other end of the inclined part 903 is one end of the horizontal part II 904, the other end of the horizontal part II 904 is one end of the limiting part II 905, the other end of the limiting part II 905 is flush with, a limiting step 17 is arranged on the fixed shaft corresponding to each through hole 15, a spring 10 is sleeved on the limiting piece 11, one end of the spring 10 abuts against the lower part of the limiting piece 11, the other end of the spring 10 abuts against the limiting step 17, when one end of the limiting piece 11 abuts against the horizontal part 902, the spring 10 is in a natural state, and the other end of the limiting piece 11 is in the through hole 15; when the limiting member 11 abuts against the second horizontal portion 904, the spring 10 is in a compressed state, the other end of the limiting member 11 is in the limiting hole 8, and at this time, the third connecting hole 12 and the second connecting hole 13 of the fixing shaft are coaxial.

In order to further realize the limit of the driving nut 16, the limiting member 11 includes a first sliding portion 1101 and a second sliding portion 1103, a supporting portion 1102 is disposed between the first sliding portion 1101 and the second sliding portion 1103, one end of the spring 10 abuts against the first sliding portion 1101, the second sliding portion 1103 can extend into the limiting hole 8, and the first sliding portion 1101 is in the connecting groove 9.

In order to further realize the rotation of the supporting seat 4, a worm wheel 18 is rotatably connected to the base 2, a supporting block 3 is arranged on the base 2, a worm 6 is rotatably connected to the supporting block 3, the worm 6 is meshed with the worm wheel 18 (shown in fig. 8 is a simple schematic diagram of the worm 6 and the worm wheel 18, and the meshed teeth are not shown), one end of the worm 6, which is far away from the supporting block 3, extends out of the base 2, the supporting seat 4 is fixedly connected to the upper side of the worm wheel 18, and an adjusting handle 601 which is convenient for rotating the worm 6 is arranged on the worm 6 extending.

In the utility model, the connecting bolt 19 is used to sequentially screw into the first connecting hole 7 and the second connecting hole 13, so that the fixed shaft is fixed on the connecting part 5; a level gauge is arranged on the supporting seat 4; when the height of the supporting rod 1 needs to be adjusted, the transmission nut 16 is pulled to enable the transmission nut 16 to slide upwards along the sliding cavity 14, when the lower part of the limiting piece 11 abuts against the inclined part 903, the spring 10 starts to compress, the limiting piece 11 is ejected out under the action of the elastic force of the spring 10, when the lower part of the limiting piece 11 abuts against the second horizontal part 904, the spring 10 is further compressed, the other end of the limiting piece 11 is in the limiting hole 8 of the connecting part 5, at the moment, the connecting hole two 13 and the connecting hole three 12 are coaxial, the connecting bolt 19 is screwed inwards, the connecting bolt 19 is screwed into the connecting hole three 12, the transmission nut 16 is fixed relative to the fixed shaft, the rotating handle 101 is rotated, the supporting rod 1 moves in the height direction while rotating, the rotating direction of the supporting rod 1 is adjusted, the supporting rod 1 moves in the required direction, when the supporting rod 1 moves to the, stopping rotating the rotating handle 101; the process of adjusting the height of each support rod 1 is similar to the above process, and is not described again; the level is adjusted to a specified height, when the angle of the level needs to be adjusted, the adjusting handle 601 is rotated, the rotation of the adjusting handle 601 drives the worm 6 to rotate, the rotation of the worm 6 drives the worm wheel 18 to rotate, the rotation of the worm wheel 18 drives the supporting seat 4 to rotate, the rotation of the supporting seat 4 drives the level to rotate, and when the level is aligned with an object to be measured, the adjusting handle 601 stops rotating; the utility model can finely adjust the height of the support rod 1 according to actual needs, and the structure for adjusting the height of the level meter is convenient to disassemble and assemble; the fine adjustment of the angle of the level meter is realized through the arrangement of the rotating supporting seat 4; the device can be applied to the work of supporting the level.

While particular embodiments of the present invention have been described, it is to be understood that the invention is not limited to the precise embodiments described above, and that various changes and modifications may be effected therein by one skilled in the art without departing from the scope of the appended claims. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. The utility model provides an angularly adjustable bearing structure for spirit level, includes the base that has the chamber that holds, its characterized in that: the base is rotatably connected with a supporting seat, and the supporting seat is arranged in the accommodating cavity; at least three connecting parts are arranged at the periphery of the base, connecting holes are formed in the connecting parts, the connecting parts are connected with a fixed shaft through the connecting holes, a sliding cavity is formed in the fixed shaft, a transmission nut is connected to the fixed shaft in a sliding mode through the sliding cavity, a supporting rod is connected to the transmission nut in a threaded mode, the upper portion of the supporting rod extends out of the transmission nut, the lower portion of the supporting rod extends out of the fixed shaft downwards, the bottom side of the supporting rod is lower than the bottom side of the base, at least two limiting holes and two connecting holes I are arranged in the connecting parts, the limiting holes and the connecting holes I are arranged at intervals in the height direction, a plurality of connecting holes II which share the same axis with the connecting holes are arranged in the fixed shaft, through holes which share the same axis with the limiting holes are also arranged in the fixed shaft, a, the connecting groove comprises a first limiting part, a first horizontal part, an inclined part, a second horizontal part and a second limiting part, one end of the limiting part is flush with the outer side of the transmission nut, the other end of the first limiting part is one end of the first horizontal part, the other end of the first horizontal part is one end of the inclined part, the other end of the second horizontal part is one end of the second limiting part, the other end of the second limiting part is flush with the outer side of the transmission nut, the fixed shaft is connected with a limiting part capable of moving along the radial direction of the through hole through the through hole, a limiting step is arranged on the fixed shaft corresponding to each through hole, a spring is sleeved on the limiting part, one end of the spring is abutted to the lower part of the limiting part, the other end of the spring is abutted to the limiting step, when one end of the limiting part is; when the limiting part is abutted against the second horizontal part, the spring is in a compressed state, the other end of the limiting part is in the limiting hole, and at the moment, the third connecting hole and the second connecting hole of the fixing shaft are coaxial.

2. The angularly adjustable support structure of claim 1, wherein: the locating part includes sliding part one and sliding part two, is equipped with the supporting part between sliding part one and the sliding part two, the one end of spring is contradicted on sliding part one, and the sliding part two can stretch into spacing downthehole, and sliding part one is in the spread groove.

3. The angularly adjustable support structure of claim 1, wherein: the worm wheel is rotatably connected to the base, a supporting block is arranged on the base, a worm is rotatably connected to the supporting block and meshed with the worm wheel, one end, far away from the supporting block, of the worm extends out of the base, and the supporting seat is fixedly connected to the upper side of the worm wheel.

4. The support structure of any one of claims 1 to 3, wherein: an adjusting handle which is convenient for rotating the worm is arranged on the worm extending out of the base.

5. The support structure of any one of claims 1 to 3, wherein: and a rotating handle is arranged at the end part of the supporting rod which extends out of the transmission nut.