CN210689631U

CN210689631U - Laser level meter

Info

Publication number: CN210689631U
Application number: CN201921223217.3U
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: 2020-06-05
Anticipated expiration: 2029-07-31

Abstract

The utility model provides a laser level meter in the technical field of surveying and mapping tools, including supporting sleeve and base, a plurality of vertical decurrent connecting rods have been arranged to the downside of supporting sleeve, the one end that the connecting rod is down is connected with the base, supporting sleeve in-connection has wobbling outer joint sleeve, outer joint sleeve in-connection has in-connection link, the direction that in-connection link and outer joint sleeve independently swung is mutually perpendicular, the one end that in-connection link stretches out the supporting sleeve downwards is equipped with the connecting seat, open on the connecting seat has a plurality of mounting holes that facilitate the installation laser instrument, the downside of connecting seat is equipped with the pendulum body, the outside of the pendulum body lower part is connected with the conductive coil ring, open on the base test groove, the conductive coil ring stretches into in, when the pendulum body swung, the conductive coil ring contacts with the base test; the utility model discloses in can directly confirm the state of pendulum body.

Description

Laser level meter

Technical Field

The utility model belongs to the technical field of the surveying instrument, in particular to a structure for supporting spirit level.

Background

The laser level meter is usually used in building decoration, in the prior art, the laser level meter comprises a base and a support sleeve, a plurality of connecting rods are arranged at the lower side of the support sleeve, the downward ends of the connecting rods are connected with the base, a swinging body capable of swinging is connected in the support sleeve, and a plurality of lasers are arranged on the swinging body; in this design, when the pendulum body swings, it is only possible to visually observe whether the pendulum body swings or not, and it is not possible to directly confirm the state of the pendulum body.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model discloses an it confirms the inconvenient technical problem of pendulum state among the solution prior art, the utility model provides a laser level meter, the utility model discloses in can directly confirm the state of pendulum.

The purpose of the utility model is realized like this: the utility model provides a laser level meter, is including supporting cover and base, a plurality of vertical decurrent connecting rods of having arranged of the downside of supporting the cover, connecting rod one end down is connected with the base, supports the cover in-connection and has wobbling adapter sleeve, adapter sleeve in-connection has the in-connection adapter sleeve, and in-connection adapter sleeve and the independent wobbling direction mutually perpendicular of adapter sleeve, the one end that the in-connection adapter sleeve stretches out the support cover downwards is equipped with the connecting seat, and it has a plurality of installation of convenience laser instrument to open the mounting hole on the connecting seat, and the downside of connecting seat is equipped with the pendulum body, and the outside of pendulum body lower part is connected with the conductive coil ring, and it has the test groove to open on the base, and the conductive coil ring stretches into in the test groove, and.

In the utility model, a control circuit board can be arranged on the base, an alarm circuit is arranged on the control circuit board, and when the conductive coil ring is conductive, the alarm circuit gives out an alarm sound; installing a laser into the corresponding installation hole according to actual requirements, adjusting the position of the base to enable the laser to be aligned to an object to be measured, enabling the conductive coil ring to be in contact with the inner wall of the base when the pendulum body swings, enabling the conductive coil ring to be conductive, and enabling the alarm circuit to give an alarm; when the pendulum body is in a vertical state, the conductive coil ring is not contacted with the inner wall of the base, the conductive coil ring is not conductive, and the alarm does not give an alarm; the utility model can directly know the state of the pendulum body through the combined arrangement of the pendulum body and the conductive coil ring, and the operation is convenient; the device can be applied to the work of supporting the level.

In order to further realize the height adjustment of the level meter, at least three connecting parts are arranged on the periphery of the base, fixing holes are formed in the connecting parts, the connecting parts are connected with fixing shafts through the fixing holes, the fixing shafts are provided with sliding cavities, the fixing shafts are slidably connected with transmission nuts through the sliding cavities, supporting rods are in threaded connection with the transmission nuts, the upper parts of the supporting rods extend out of the transmission nuts, the lower parts of the supporting rods extend out of the fixing shafts downwards, the bottom sides of the supporting rods are lower than the bottom sides of the base, at least two limiting holes and two connecting holes I are arranged on 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 on the fixing shafts, through holes which share the same axis with the limiting holes are also formed in the fixing shafts, the periphery of the transmission nut is provided with at least two connecting grooves, the connecting grooves comprise a first limiting part and a first horizontal part, the spring is sleeved on the limiting part, one end of the spring abuts against the lower part of the limiting part, the other end of the spring abuts against the limiting step, one end of the limiting part abuts against the first horizontal part, the spring is in a natural state, and the other end of the limiting part is in the through hole; when the limiting piece is abutted against the second horizontal part, the spring is in a compressed state, the other end of the limiting piece is arranged in the limiting hole, and at the moment, the third connecting hole and the second connecting hole of the fixed shaft are coaxial; in the design, 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, at the moment, the connecting hole II and the connecting hole III are coaxial, the connecting bolt is screwed inwards again, 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; the process of adjusting the height of each support rod is similar to the above process, and is not described in detail herein.

In order to further realize the swing of the pendulum body, four suspension holes are uniformly distributed on the periphery of the support sleeve, two external connection holes coaxial with the suspension holes are uniformly distributed on the periphery of the external connection sleeve, two small holes are uniformly distributed on the periphery of the external connection sleeve, two internal connection holes are uniformly distributed on the periphery of the internal connection sleeve, and the internal connection holes and the small holes are coaxial.

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 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 perspective structural view of the present invention.

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

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is an exploded view of the connection between the driving nut and the limiting member of the present invention.

Fig. 6 is a structural diagram of the middle connecting portion of the present invention connected to the supporting rod and in the initial state.

Fig. 7 is a structural diagram of the middle connecting part of the present invention connected to the supporting rod and in a height adjusting state.

Fig. 8 is a perspective view of the fixing shaft of the present invention.

Fig. 9 is a partial enlarged view of fig. 6 at B.

Fig. 10 is a structural diagram of the connection of the outer connecting sleeve and the inner connecting sleeve of the present invention.

Fig. 11 is a three-dimensional structure view of the middle inner connecting sleeve, the connecting seat and the pendulum body of the present invention.

In the figure: the device comprises a connecting part 1, a supporting rod 2, a rotating handle 201, a fixed shaft 3, a connecting rod 4, a supporting sleeve 5, a laser 6, a mounting hole 7, a base 8, a pendulum body 9, an outer connecting sleeve 10, an inner connecting sleeve 11, a hanging hole 12, a connecting seat 13, a test slot 14, a control circuit board 15, a conductive coil ring 16, a transmission nut 17, a spring 18, a limiting part 19, a sliding part I1901, a supporting part 1902, a sliding part II 1903, a connecting groove 20, a limiting part I2001, a horizontal part I2002, a inclined part 2003, a horizontal part II 2004, a limiting part II 2005, a connecting hole III 21, a connecting hole I22, a connecting hole II 23, a sliding cavity 24, a mounting groove 25, a through hole 26, a limiting hole 27, a limiting step 28, an outer connecting hole 29, a small hole.

Detailed Description

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

A laser level meter as shown in fig. 1 to 11, which includes a supporting sleeve 5 and a base 8, wherein a plurality of vertically downward connecting rods 4 are arranged at the lower side of the supporting sleeve 5, one downward end of each connecting rod 4 is connected with the base 8, a swingable outer connecting sleeve 10 is connected in the supporting sleeve, an inner connecting sleeve 11 is connected in the outer connecting sleeve 10, the independent swinging directions of the inner connecting sleeve 11 and the outer connecting sleeve 10 are perpendicular to each other, a connecting seat 13 is arranged at one end of the inner connecting sleeve 11, which extends downward out of the supporting sleeve 5, a plurality of mounting holes 7 are formed in the connecting seat 13, which are convenient for mounting a laser 6, a swinging body 9 is arranged at the lower side of the connecting seat 13, a conductive coil ring 16 is connected at the outer side of the lower part of the swinging body 9, a test slot 14 is formed in the base 8, the conductive coil ring 16 extends into the test slot 14, and when; wherein, the inner connecting sleeve 11, the connecting seat 13 and the swinging body 9 are integrated.

In order to further realize the height adjustment of the level instrument, three connecting parts 1 are arranged on the periphery of a base 8, a fixing hole is arranged on each connecting part 1, each connecting part 1 is connected with a fixing shaft 3 through the corresponding fixing hole, a sliding cavity 24 is arranged on each fixing shaft 3, each fixing shaft 3 is connected with a transmission nut 17 through the corresponding sliding cavity 24 in a sliding mode, a support rod 2 is connected onto each transmission nut 17 in a threaded mode, the upper portion of each support rod 2 extends out of the corresponding transmission nut 17, a rotating handle 201 is arranged at the end portion, extending out of the corresponding transmission nut 17 upwards, of each support rod 2, the lower portion of each support rod 2 extends out of the corresponding fixing shaft 3 downwards, the bottom side of each support rod 2 is lower than the bottom side of the corresponding base 8, two limiting holes 27 and two connecting holes 22 are arranged on each connecting part 1, the limiting holes 27 and the connecting holes 22 are arranged at intervals in the height direction, a plurality, the side of the fixed shaft 3 is further provided with two mounting grooves 25 facilitating the mounting of the limiting member 19, the two mounting grooves 25 are respectively communicated with two through holes 26, a plurality of connecting holes three 21 are distributed on the transmission nut 17, the connecting holes three 21 can be coaxial with the connecting holes two 23, the periphery of the transmission nut 17 is provided with two connecting grooves 20, each connecting groove 20 comprises a limiting part I2001, a horizontal part I2002, an inclined part 2003, a horizontal part II 2004 and a limiting part II 2005, one end of the limiting part is flush with the outer side of the transmission nut 17, the other end of the limiting part I2001 is one end of the horizontal part I2002, the other end of the horizontal part I2002 is one end of the inclined part 2003, the other end of the inclined part 2003 is one end of the horizontal part II 2004, the other end of the horizontal part II 2004 is one end of the limiting part II 2005, the other end of the limiting part II 2005 is flush with the outer, a limiting step 28 is arranged on the fixed shaft 3 corresponding to each through hole 26, a spring 18 is sleeved on the limiting piece 19, one end of the spring 18 abuts against the lower part of the limiting piece 19, the other end of the spring 18 abuts against the limiting step 28, when one end of the limiting piece 19 abuts against the horizontal part 2002, the spring 18 is in a natural state, and the other end of the limiting piece 19 is in the through hole 26; when the limiting piece 19 abuts against the second horizontal part 2004, the spring 18 is in a compressed state, the other end of the limiting piece 19 is in the limiting hole 27, and at the moment, the third connecting hole 21 and the second connecting hole 23 of the fixed shaft 3 are coaxial; the position-limiting member 19 includes a first sliding portion 1901 and a second sliding portion 1903, a supporting portion 1902 is disposed between the first sliding portion 1901 and the second sliding portion 1903, one end of the spring 18 abuts against the first sliding portion 1901, the second sliding portion 1903 can extend into the position-limiting hole 27, and the first sliding portion 1901 is disposed in the connecting groove 20.

In order to further realize the swing of the pendulum body 9, four suspension holes 12 are uniformly distributed on the periphery of the support sleeve 5, two outer connection holes 29 coaxial with the suspension holes 12 are uniformly distributed on the periphery of the outer connection sleeve 10, two small holes 30 are also uniformly distributed on the periphery of the outer connection sleeve 10, two inner connection holes 31 are uniformly distributed on the periphery of the inner connection sleeve 11, and the inner connection holes 31 and the small holes 30 are coaxial; a bearing is arranged in the two coaxial hanging holes 12 and the external connecting hole 29, and a bearing is also arranged in the internal connecting hole 31 and the small hole 30, so that the pendulum body 9 can swing left, right, front and back.

In the utility model, a control circuit board 15 is arranged on the base, an alarm circuit is arranged on the control circuit board 15, and when the conductive coil ring 16 is conductive, the alarm circuit gives out an alarm sound; the connecting bolt 32 is used for sequentially screwing the connecting hole I22 and the connecting hole II 23, so that the fixed shaft 3 is fixed on the connecting part 1; installing the laser 6 into the corresponding installation hole 7 according to actual requirements, when the height of the support rod 2 needs to be adjusted, pulling the transmission nut 17 to make the transmission nut 17 slide upwards along the sliding cavity 24, when the lower part of the limiting piece 19 abuts against the inclined part 2003, the spring 18 starts to compress, the limiting piece 19 is ejected out under the action of the elastic force of the spring 18, the spring 18 is further compressed when the lower part of the limiting piece 19 abuts against the second horizontal part 2004, the other end of the limiting piece 19 is in the limiting hole 27 of the connecting part 1, at this time, the second connecting hole 23 and the third connecting hole 21 are coaxial, screwing the connecting bolt 32 inwards again to screw the connecting bolt 32 into the third connecting hole 21, making the transmission nut 17 fixed relative to the fixed shaft 3, rotating the rotating handle 201, moving the support rod 2 in the height direction while rotating, adjusting the rotating direction of the support rod 2 to make the support rod 2 move in the required direction, when the support rod 2 moves to a designated height, the rotation of the rotating handle 201 is stopped; the process of adjusting the height of each support rod 2 is similar to the above process, and is not repeated herein, so that the level is adjusted to the designated height until the laser 6 is aligned with the object to be measured; when the pendulum body 9 swings, the conductive coil ring 16 is contacted with the inner wall of the base, the conductive coil ring 16 is conductive, and the alarm circuit gives an alarm; when the pendulum body 9 is in a vertical state, the conductive coil ring 16 is not contacted with the inner wall of the base, the conductive coil ring 16 is not conductive, and the alarm circuit stops alarming; the utility model can finely adjust the height of the support rod 2 according to actual needs, and the structure for adjusting the height of the level meter is convenient to disassemble and assemble; the combination of the pendulum body 9 and the conductive coil ring 16 facilitates the knowledge of the state of the pendulum body 9; 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 present 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. A laser level, comprising: including supporting cover and base, a plurality of vertical decurrent connecting rods of having arranged of the downside of supporting the cover, connecting rod one end down is connected with the base, supports the cover in-connection and has wobbling adapter sleeve, the adapter sleeve in-connection has the in-connection adapter sleeve, and the direction mutually perpendicular of the independent wobbling of in-connection adapter sleeve and adapter sleeve, the one end that the in-connection adapter sleeve stretches out the support cover downwards is equipped with the connecting seat, and it has a plurality of installation holes of installing laser instrument of facilitating the installation to open on the connecting seat, and the downside of connecting seat is equipped with the pendulum body, and the outside of pendulum body lower part is connected with the conductive coil ring, and it has the test groove to open on the base, and the conductive coil ring stretches into in the.

2. A laser level according to claim 1, wherein: at least three connecting parts are arranged at the periphery of the base, a fixing hole is formed in each connecting part, each connecting part is connected with a fixing shaft through the corresponding fixing hole, a sliding cavity is formed in each fixing shaft, each fixing shaft is connected with a transmission nut through the corresponding sliding cavity in a sliding mode, a supporting rod is connected to each transmission nut in a threaded mode, the upper portion of each supporting rod extends out of the corresponding transmission nut, the lower portion of each supporting rod extends out of the corresponding fixing shaft downwards, the bottom side of each supporting rod is lower than the bottom side of the base, at least two limiting holes and two first connecting holes are arranged in each connecting part, the limiting holes and the first connecting holes are arranged in the height direction at intervals, a plurality of second connecting holes which share the same axis with the connecting holes are arranged in each fixing shaft, through holes which share the same axis with the limiting holes are further formed in each fixing shaft, 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.

3. A laser level according to claim 1, wherein: the periphery equipartition of supporting the cover has four to hang the hole, the periphery equipartition of outer adapter sleeve have two with hang the external hole of hole coaxial axle center, the periphery of outer adapter sleeve still equipartition has two apertures, the periphery equipartition of inner coupling sleeve has two inner holes, inner hole and aperture coaxial axle center.

4. A laser level according to claim 2, 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.

5. A laser level according to claim 2 or 4, wherein: and a rotating handle is arranged at the end part of the supporting rod which extends out of the transmission nut.