CN2779348Y

CN2779348Y - Automatic flatting laser plummet apparatus

Info

Publication number: CN2779348Y
Application number: CN 200520100736
Authority: CN
Inventors: 周培银
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-02-27
Filing date: 2005-02-27
Publication date: 2006-05-10
Anticipated expiration: 2015-02-27

Abstract

The utility model relates to an automatic flatting laser plummet apparatus which comprises an automatic flatting mechanism which is composed of a laser beam generation apparatus, a power supply, a universal joint and a heavy plummet and is arranged in a casing, wherein the automatic flatting mechanism can cause the laser beam generation apparatus to be automatically kept in a horizontal state, a spectroscope and a mirror which is perpendicular to the transmission direction of a laser beam and has the reflection action are arranged in the casing, and the horizontal laser beam emitted by a laser can simultaneously generate a vertical laser beam which faces to sky and a vertical laser beam which faces to the ground after the action of the reflection and the transmission of the spectroscope and the mirror with the reflection action. The two laser beams are positioned on the same vertical line, and the utility model can conveniently solve the installation point problem of a light fixture.

Description

The laser plummet apparatus of self leveling

Technical field:

The utility model relates to a kind of being mainly used in building, decoration and the equipment installing area, penetrates the laser plummet apparatus that two bundles are in the laser beam on the same plumb line to the sky and to ground.

Background technology:

Various working reference data point, line, surface all need be determined in building, decoration and equipment installing area in operation process.For example in the process that buildings is built a wall, just must need the verticality that pedal line is proofreaied and correct wall and ground level.But traditional way is higher or when wind is arranged at depth of building, drifts easily, will influence building operation like this.But Chinese patent 91104447.7 discloses a kind of self leveling and has produced to the sky or to the laser collimation device of the perpendicular laser beam on ground.It can solve the problem that pedal line drifts.But there is following defective:

1, when carrying out the decoration of large-scale indoor public places such as meeting-place, museum, often need on ceiling, the geometric scheme by design be installed by a large amount of light fixtures, this just need make the mounting points of light fixture one by one on ceiling, this laser collimation device because of can not produce simultaneously be on the same plumb line to sky and the laser beam that penetrates to ground, just can't head it off.

2, the laser spots of this device adopts the circular hole diaphragm to obtain, and just needs to change different diaphragms as will form luminous point on the object of different distance, even if therefore the manufacturing cost of circular hole diaphragm is not high, but this is also very inconvenient after all in actual applications;

3, because the self leveling correcting system latch-up-free mechanism of this device, so instrument is in transportation and moving, weight can be constantly and housing bump, will reduce the accuracy of device in the course of time.

Summary of the invention:

The purpose of this utility model is: provide a kind of and can also penetrate the laser plummet apparatus that two bundles are in the laser beam on the same plumb line to the sky and to ground simultaneously by self leveling.The utility model is achieved through the following technical solutions:

A kind of laser plummet apparatus of self leveling comprises: be located at the self leveling mechanism that laser beam generating device, power supply, universal joint and weight in the housing are formed, self leveling mechanism can make laser beam generating device keep horizontality automatically.Be provided with a spectroscope and and a mirror with reflex vertical in the described housing with the laser beam direction of propagation.The horizontal laser beam that laser instrument is launched can produce one simultaneously to a sky and a perpendicular laser beam to ground, and two laser is positioned on the same plumb line through spectroscope and after having the reflection and transmission effect of mirror of reflex.Make the utility model can solve the mounting points problem of light fixture very easily.

In the utility model, described mirror with reflex is a spectroscope, and the angle of this spectroscope and the laser beam direction of propagation is 45 °.Make the utility model produce one to sky and in the perpendicular laser beam on ground, can produce a horizontal laser beam, to be used for determining horizontal reference.

In the utility model, two rotary pairs of described universal joint are made of a miniature bearing respectively, and the axis of rotation of two rolling bearings is vertical mutually.It can reduce the processing request and the manufacturing cost of universal joint, improves the universal joint functional reliability.

In the utility model, be fixed with damping fin on the described heavy bell, and damping fin is between two blocks of magnet.It can make self leveling mechanism locate fast, improves service efficiency.

In the utility model, described heavy bell is provided with cushion collar, and cushion collar is provided with spacing ring, and spacing ring is positioned at the centre of spacing collar.When the utility model when the excessive occasion of the gradient is used, spacing ring with can produce alerting signal after spacing collar contacts, so it can make work of the present utility model more reliable.

In the utility model, the base of described laser plummet apparatus is provided with lock banking stop.Can prevent that instrument is in transportation and the collision of weight and housing generation in moving.

Description of drawings:

Fig. 1 removes explosive view behind the housing for the utility model.

Fig. 2 is the cut-away view behind the utility model cut-out housing.

Fig. 3 is for being fit to the structural drawing of a kind of laser instrument of the present utility model.

Embodiment:

In conjunction with Fig. 1, Fig. 2, shown in Figure 3: the flat laser plummet apparatus of the self leveling of present embodiment comprises: base 1, spacing collar 2, spacing ring 3, cushion collar 4, weight 5, micrometer adjusting screw 6, suspension rod 7, substrate 8, short thread axle 9, straight pin 10, miniature bearing 11, universal shaft bearing 12, laser bench 13, laser instrument 14, spectroscope 15, spectroscope base 16, catoptron 17, magnet frame 18, damping fin 19, magnet 20, push button 21, lock banking stop 22, battery 23, battery door 24, housing 25

Below in conjunction with accompanying drawing structure of the present utility model is further described:

Laser instrument 14 by screw retention on substrate 8, can emission level laser beam.Spectroscope base 16 on substrate 8, wherein is fixed with spectroscope 15 on the spectroscope base 16 by screw retention, and spectroscope 15 is 45 ° of angles with the laser beam direction of propagation.The horizontal laser beam that laser instrument 14 penetrates is converted into a reflection lasering beam and the transmission laser bundle along the former direction of propagation to the sky behind the spectroscope 15 of 45 ° of settings.Catoptron 17 is fixed on the relevant position of substrate 8, and vertical setting of horizontal laser beam that catoptron 17 and laser instrument 14 penetrates, described transmission laser bundle along the former direction of propagation will be by the spectroscope 15 of former road reflection to 45 ° of settings, through the back generation of reflection once more one reflection lasering beam to ground of spectroscope 15 after by the reflection of the catoptron 17 of perpendicular setting.So the horizontal laser beam that laser instrument 14 is launched can produce a perpendicular laser beam and the perpendicular laser beam to ground to the sky simultaneously, and two laser is positioned on the same plumb line after the reflection and transmission effect of spectroscope 15 and catoptron 17.The utility model can produce a perpendicular laser beam to the sky, a perpendicular laser beam and a horizontal laser beam to ground simultaneously as after changing above-mentioned catoptron 17 into spectroscope.

Be fixed with two miniature bearings 11 on the universal shaft bearing 12, rolling bearing go to upper and lower arrange and two axial lines vertical mutually, constituted a universal joint with two-freedom thus.Substrate 8 links by short thread axle 9 and the miniature bearing that is fixed on universal shaft bearing 12 bottoms, and the miniature bearing and the straight pin 10 that are fixed on universal shaft bearing 12 tops link, and straight pin 10 snaps in the mounting groove of housing 25.Be fixed with two orthogonal micrometer adjusting screws 6 on the suspension rod 7, on the bottom surface of substrate 8, there is weight 5 lower surface by screw retention by screw retention in its upper surface.Below constituted a kind of self leveling system that adopts the gravitational equilibrium compensation jointly, in case after the laser instrument 14 on the substrate 8, spectroscope 15 and catoptron 17 were proofreaied and correct through dispatching from the factory, the utility model can outwards project a perpendicular laser beam and the perpendicular laser beam to ground to the sky automatically.

The two ends of magnet frame 18 are installed on the housing 25, are fixed with magnet 20 in the middle of it.Total two groups up and down of magnet frame and magnet, damping fin 19 on weight 5, and are positioned at the centre of two blocks of magnet by screw retention, and when weight 5 swings, damping fin 19 can make Anping system static rapidly by cutting magnetic line.

Housing 25 on base 1, which is provided with battery cavities by screw retention, and battery door 24 is fastened on the bottom of base 1, and battery 23 places between battery cavities and the battery door 24.Housing 25 has window at the light-emitting window place of each laser beam, so that laser beam can be projected to the outside of housing 25.

Lock banking stop 22 is fixed on the base 1 by screw pin, and can rotate around screw pin, wherein also is fixed with push button 21 on the lock banking stop 22.Have a window in the bottom of housing 25, two grooves that match with boss on the push button 21 are arranged on it, can make lock banking stop 22 be parked on locking or duty.The bottom of weight 5 is fixed with cushion collar 4, when lock banking stop 22 is parked on lockup state, can compresses cushion collar 4 and weight 5 can not be freely swung; When lock banking stop 22 is in running order, can make weight 5 swing that affranchises.In addition the utility model on base 1, also be fixed with one can with the microswitch of lock banking stop 22 interlocks, when lock banking stop 22 is in lockup state, can cut off instrument power source; And when lock banking stop 22 is in running order, the power supply that can recover instrument again, thus make instrument behind self leveling, outwards project a perpendicular laser beam and the perpendicular laser beam to ground to the sky.

Spacing collar 2 places in the center pit of base 1, spacing ring 3 is fixed on the cylindrical of cushion collar 4, its lower end is arranged in the endoporus of spacing collar 2, when the instrument spacing ring 3 that tilts when excessive contacts with the endoporus of spacing collar 2 and produces a control signal, and cut off the electricity supply by operation circuit, laser instrument is quit work.

Accompanying drawing 3 is for being fit to a kind of laser instrument of the present utility model, and it is made of laser tube driver circuit plate 26, laser diode 27, laser tube mount pad 28, collimation microscope base 29, laser alignment mirror 30.Laser diode 27 is fixed on the afterbody of laser tube mount pad 28, and its three pins are welded on the laser tube driver circuit plate 26.Laser alignment mirror 30 is fixed in the collimation microscope base 29, and collimation microscope base 29 is provided with screw thread, the gathering that can collimate to the pointolite of laser diode 27 emission, and produce the visible laser of a horizontal infection.

Claims

1, a kind of laser plummet apparatus of self leveling comprises: be provided with laser beam generating device in the housing, and the self leveling mechanism that universal joint and weight are formed, self leveling mechanism makes laser beam generating device keep horizontality automatically, is provided with power supply in the housing; It is characterized in that: be provided with a spectroscope and and a mirror with reflex vertical in the described housing with the laser beam direction of propagation.

2. the laser plummet apparatus of self leveling according to claim 1; It is characterized in that: described mirror with reflex is a spectroscope, and the angle of this spectroscope and the laser beam direction of propagation is 45 °.

3. the laser plummet apparatus of self leveling according to claim 1; It is characterized in that: two rotary pairs of described universal joint are made of a miniature bearing respectively, and the axis of rotation of two rolling bearings is vertical mutually.

4. the laser plummet apparatus of self leveling according to claim 1; It is characterized in that: be fixed with damping fin on the described heavy bell, and damping fin is between two blocks of magnet.

5. the laser plummet apparatus of self leveling according to claim 1; It is characterized in that: described heavy bell is provided with cushion collar, and cushion collar is provided with spacing ring, and spacing ring is positioned at the centre of spacing collar.

6. the laser plummet apparatus of self leveling according to claim 1; It is characterized in that: the base of described laser plummet apparatus is provided with lock banking stop.