CN210180444U

CN210180444U - Laser demarcation device

Info

Publication number: CN210180444U
Application number: CN201921194247.6U
Authority: CN
Inventors: Feifei Jiang; 姜飞飞; Hui Jiang; 姜辉; Gan Chen; 陈干
Original assignee: SUZHOU HENGCHANG PHOTOELECTRIC CO Ltd
Current assignee: SUZHOU HENGCHANG PHOTOELECTRIC CO Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-03-24
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a laser demarcation device, including the casing with set up in core in the casing, the core include mainboard, pendulum body, battery and set up in horizontal laser instrument in the bottom portion of pendulum body, horizontal laser instrument is used for typing horizontal laser line, one side of the bottom portion of casing is provided with down the window, down the window corresponding to horizontal laser instrument. The utility model provides a horizontal laser instrument of laser demarcation appearance is located the below of pendulum body, and is concrete, and the damping fin is in horizontal laser instrument's top, consequently the utility model discloses a horizontal laser instrument is nearer from the bottom of laser demarcation appearance, and the effect of pasting ground is better.

Description

Laser demarcation device

Technical Field

The utility model relates to an engineering test unwrapping wire technical field especially relates to a laser demarcation device.

Background

The laser line projector is called as a laser line marker or a laser level, and the laser line projector enables a laser beam to form a laser surface through a prism light guide system by emitting the laser beam so as to project horizontal and vertical laser lines, and finally achieves the purpose of measurement.

The machine core of the laser line projector on the market at present comprises an important component, namely a pendulum body, wherein a laser and a damping sheet are fixedly arranged on the pendulum body, and the damping sheet is positioned below the laser, so that the laser is not the nearest component from the bottom of the laser line projector, and the best ground pasting effect cannot be achieved when the laser line projector is used for pasting the ground.

SUMMERY OF THE UTILITY MODEL

For overcoming the defects of the prior art, the utility model discloses a laser demarcation device.

In order to achieve the above object, the utility model discloses a following technical scheme realizes:

the embodiment of the utility model discloses laser demarcation device, including the casing with set up in core in the casing, the core include mainboard, pendulum body, battery and set up in horizontal laser instrument in the bottom portion of pendulum body, horizontal laser instrument is used for beating out horizontal laser line, one side of the bottom portion of casing is provided with down the window, down the window corresponding to horizontal laser instrument.

As one of the preferable schemes of the present invention, two relative damping fins are further provided on the side wall of the pendulum body, the damping fins are located above the horizontal laser, and magnets are further provided in the housing and located below the damping fins and parallel to the damping fins.

As one of the preferable schemes of the present invention, the top portion of the pendulum body is a cross-shaped convex portion, a vertical laser is fixedly arranged on four convex portions of the cross-shaped convex portion respectively, the vertical laser is used for emitting a vertical laser line, four sides of the top portion of the housing are provided with an upper window respectively, and the upper window corresponds to the vertical laser.

As one of the preferred schemes of the utility model, the core still including set up in the casing and center on the supporting seat that the pendulum body set up, switch plate, switch and switch arm have set firmly on the supporting seat, the switch arm is located the outside of pendulum body is worked as when the switch plate was stirred from top to bottom, thereby the switch arm opens and closes and presss from both sides tightly or loosen the pendulum body, magnet set firmly in on the supporting seat.

As one of the preferable schemes of the present invention, the movement further includes an inner ring and an outer ring, the outer ring is fixedly disposed on the supporting seat, the top end portion of the pendulum is inserted into the inner ring, and the pendulum can swing automatically, the main board is fixedly disposed on the top end surface of the inner ring; and/or a battery cavity for installing the battery is arranged in the supporting seat.

Still further preferably, the casing includes the main casing body, is located the upper cover of main casing body top and is located the bottom of main casing body below, inlay in the main casing body and be equipped with down the window, be provided with on upper cover and the main casing body the upper window, be provided with on the bottom and be used for sealing the battery cover in battery chamber.

As one of the preferable schemes of the present invention, the movement further includes a wireless power supply structure, and the wireless power supply structure is used for transmitting electric energy to the laser device on the pendulum.

Furthermore, the wireless power supply structure comprises a wireless transmitting coil and a wireless receiving coil which are mutually induced, the battery is electrically connected with the mainboard, the mainboard is electrically connected with the wireless transmitting coil, the wireless receiving coil is electrically connected with the pendulum body, and a set gap is arranged between the wireless transmitting coil and the wireless receiving coil.

Preferably, the wireless receiving coil is fixedly arranged on the top end face of the pendulum body, the wireless transmitting coil is fixedly arranged on the bottom end face of the main board, and the wireless transmitting coil is positioned above the wireless receiving coil.

Further preferably, the wireless receiving coil and the wireless transmitting coil are respectively sleeved on the top end part of the pendulum body, and the wireless receiving coil and the wireless transmitting coil are concentrically arranged.

Compared with the prior art, the utility model discloses at least, following advantage has:

1) the utility model provides a horizontal laser instrument of laser demarcation appearance is located the below of pendulum body, and is concrete, and the damping fin is in horizontal laser instrument's top, consequently the utility model discloses a horizontal laser instrument is nearer from the bottom of laser demarcation appearance, and the effect of pasting ground is better.

2) At present, the battery and the main board are connected through a wire in the market, the main board and the pendulum body are connected through a wire, so that electric energy of the battery is transmitted to the pendulum body in a wired mode, and then transmitted to a laser on the pendulum body, and the wire can influence the swinging precision of the pendulum body. The utility model provides a do not have the wire to be connected between the pendulum body of laser demarcation appearance and the mainboard, be through wireless transmitting coil and wireless receiving coil and realize wireless mode transmission electric energy, consequently promoted the swing precision of pendulum body.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a first schematic structural diagram of a laser demarcation device disclosed in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a laser demarcation device disclosed in the embodiment of the present invention;

fig. 3 is an exploded view of a laser demarcation device according to an embodiment of the present invention;

fig. 4 is a first schematic structural diagram of a pendulum body according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a pendulum body according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a support seat and a pendulum body according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a pendulum body according to an embodiment of the present invention;

fig. 8 is a first schematic structural diagram of a wireless transmitting coil and a wireless receiving coil according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a wireless transmitting coil and a wireless receiving coil according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

Referring to fig. 1-9, the embodiment of the utility model discloses a laser demarcation device, including casing 1 with set up the core 2 in casing 1, core 2 includes battery 20, mainboard 21, pendulum body 22 and sets up the horizontal laser instrument 23 on the bottom portion of pendulum body 22, horizontal laser instrument 23 is used for beating out horizontal laser line, one side of the bottom portion of casing 1 is provided with down window 11, lower window 11 is corresponding to horizontal laser instrument 23.

The side wall of the pendulum body 22 is further provided with two opposite damping pieces 24, the damping pieces 24 are located above the horizontal laser 23, the damping pieces 24 are iron pieces, the housing 1 is further provided with a magnet 29 which is located below the damping pieces 24 and parallel to the damping pieces 24, and when the pendulum body 22 swings, the damping pieces 24 cut magnetic lines of force of the magnet 29 to enable the pendulum body 22 to stop swinging rapidly. The damping plate 24 includes a vertical base plate 241 fixedly disposed on the pendulum 22 and a damping plate 242 bent obliquely upward from the bottom of the base plate 241, an included angle formed between the base plate 241 and the damping plate 242 is an acute angle, and accordingly, the magnet 29 is also obliquely disposed upward and parallel to the damping plate 242.

The top end of the pendulum 22 is a cross-shaped protrusion 221, four protrusions of the cross-shaped protrusion 221 are respectively fixedly provided with a vertical laser 24, the vertical lasers 24 are used for emitting vertical laser lines, four sides of the top end of the housing 1 are respectively provided with an upper window 12, and the upper windows 12 correspond to the vertical lasers 24.

The movement 2 further comprises a support 25 arranged in the casing 1 and surrounding the pendulum 22, a switch 26, a switch 27 and a switch arm 28 are fixedly arranged on the support 25, the switch arm 28 is located on the outer side of the pendulum 22, and when the switch 26 is moved up and down, the switch arm 28 is opened and closed to clamp or release the pendulum 22. The magnet 29 is fixed on the support 25, and the support 25 has an inclined surface 251 for fixing the magnet 29. A battery cavity 252 for mounting the battery 20 is also provided in the support base 25.

The movement 2 further comprises an inner ring 290 and an outer ring 291, the outer ring 291 is fixed on the support base 25, the top end of the pendulum 22 is inserted into the inner ring 290, the pendulum 22 can automatically swing, and the main plate 21 is fixed on the top end face of the inner ring 290, that is, the main plate 21 is located at the uppermost position in the casing 1.

Further, the housing 1 specifically includes a main housing 1a, an upper cover 1b located above the main housing 1a, and a bottom cover 1c located below the main housing 1a, a lower window 11 is embedded in the main housing 1a, upper windows 12 are provided on the upper cover 1b and the main housing 1a, and a battery cover 1d for sealing the battery cavity 252 is provided on the bottom cover 1 c.

The movement 2 also comprises a wireless power supply structure 2a, the wireless power supply structure 2a being used for transmitting electric energy to the laser on the pendulum 22. The wireless power supply structure 2a comprises a wireless transmitting coil 2a1 and a wireless receiving coil 2a2 which are mutually induced, the battery 20 is electrically connected with the main board 21, the main board 21 is electrically connected with the wireless transmitting coil 2a1, the wireless receiving coil 2a2 is electrically connected with the pendulum 22, and a set gap is formed between the wireless transmitting coil 2a1 and the wireless receiving coil 2a 2.

Specifically, the wireless receiving coil 2a2 is fixed on the top end face of the pendulum, the wireless transmitting coil 2a1 is fixed on the bottom end face of the main board 21, and the wireless transmitting coil 2a1 is located above the wireless receiving coil 2a2 (see fig. 4 and 8); alternatively, the wireless transmitting coil 2a1 and the wireless receiving coil 2a2 are respectively sleeved on the top end of the pendulum 22, and the wireless transmitting coil 2a1 and the wireless receiving coil 2a2 are concentrically arranged (as shown in fig. 9).

The electric energy wireless transmission principle is as follows: the electric energy of battery passes through the wire and transmits the mainboard, mainboard (accessible wire) transmission electric energy gives wireless transmitting coil 2a1, and wireless transmitting coil 2a1 sends electromagnetic signal to the external world under the effect of electric power, and wireless receiving coil 2a2 receives electromagnetic signal and changes electromagnetic signal into the electric current to give the pendulum with the electric current transmission, the pendulum then gives the laser instrument with the electric energy transmission, thereby reaches wireless power supply's purpose. Because no wire is connected between the pendulum body and the main board, electric energy is transmitted in a wireless mode through the wireless transmitting coil and the wireless receiving coil, and therefore the swinging precision of the pendulum body is improved.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a laser demarcation appearance which characterized in that: including the casing with set up in core in the casing, the core include mainboard, pendulum body, battery and set up in horizontal laser instrument in the bottom portion of pendulum body, horizontal laser instrument is used for beating out horizontal laser line, one side of the bottom portion of casing is provided with down the window, down the window correspond to horizontal laser instrument.

2. A laser demarcation device according to claim 1, wherein: the side wall of the pendulum body is further provided with two opposite damping pieces, the damping pieces are located above the horizontal laser, a magnet which is located below the damping pieces and parallel to the damping pieces is further arranged in the shell, and when the pendulum body swings, the damping pieces cut magnetic lines of force of the magnet to enable the pendulum body to stop swinging.

3. A laser demarcation device according to claim 2, wherein: the top end of the pendulum body is a cross-shaped convex part, four convex parts of the cross-shaped convex part are respectively and fixedly provided with a vertical laser, the vertical lasers are used for emitting vertical laser lines, four sides of the top end of the shell are respectively provided with an upper window, and the upper windows correspond to the vertical lasers.

4. A laser demarcation device according to claim 3, wherein: the machine core further comprises a supporting seat arranged in the shell and surrounding the swinging body, a switch piece, a switch and a switch arm are fixedly arranged on the supporting seat, the switch arm is located on the outer side of the swinging body, when the switch piece is shifted up and down, the switch arm is opened and closed to clamp or loosen the swinging body, and the magnet is fixedly arranged on the supporting seat.

5. A laser demarcation device according to claim 4, wherein: the machine core further comprises an inner ring and an outer ring, the outer ring is fixedly arranged on the supporting seat, the top end part of the swinging body is inserted into the inner ring, the swinging body can automatically swing, and the main board is fixedly arranged on the top end surface of the inner ring; and/or a battery cavity for installing the battery is arranged in the supporting seat.

6. A laser demarcation device according to claim 5, wherein: the casing includes the main casing body, is located the upper cover of main casing body top and being located the bottom of main casing body below, inlay in the main casing body and be equipped with down the window, be provided with on upper cover and the main casing body the upper window, be provided with on the bottom and be used for sealing the battery cover in battery chamber.

7. A laser demarcation device according to claim 1, wherein: the movement further comprises a wireless power supply structure, and the wireless power supply structure is used for transmitting electric energy to the laser on the pendulum body.

8. A laser demarcation device according to claim 7, wherein: the wireless power supply structure comprises a wireless transmitting coil and a wireless receiving coil which are mutually induced, the battery is electrically connected with the mainboard, the mainboard is electrically connected with the wireless transmitting coil, the wireless receiving coil is electrically connected with the pendulum body, and a set gap is arranged between the wireless transmitting coil and the wireless receiving coil.

9. A laser demarcation device according to claim 8, wherein: the wireless receiving coil is fixedly arranged on the top end face of the pendulum body, the wireless transmitting coil is fixedly arranged on the bottom end face of the main board, and the wireless transmitting coil is positioned above the wireless receiving coil.

10. A laser demarcation device according to claim 8, wherein: the wireless receiving coil and the wireless transmitting coil are respectively sleeved on the top end portion of the pendulum body and are concentrically arranged.