Laser pay-off instrument for building construction

Abstract

The utility model relates to the technical field of building construction, and discloses a laser pay-off instrument for building construction, which comprises a pay-off instrument main body and a bottom support seat, a plurality of longitudinal pay-off seats are uniformly distributed on the upper side wall of the pay-off instrument main body in the circumferential direction, and longitudinal laser cast-in-line holes are formed in the longitudinal pay-off seats. A transverse paying-off seat is further arranged on the side wall of the paying-off instrument body, and a transverse laser line casting hole is formed in the transverse paying-off seat; a plurality of supporting arms are arranged on the bottom supporting base in an outward extending mode, supporting column feet are installed on the supporting arms, longitudinal adjusting devices are installed on the supporting column feet, and transverse adjusting devices used for horizontally adjusting the supporting column feet are installed on the supporting arms. The bottom supporting seat is simultaneously provided with the longitudinal adjusting device and the transverse adjusting device, so that the supporting column feet of the bottom supporting seat can be adjusted in position along with the ground condition, the light position of the laser paying-off instrument is accurate, and construction is accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a laser marking instrument for building construction. Background Art

[0002] The laser layout instrument is an instrument that uses a semiconductor laser to emit laser to provide layout and installation benchmarks. It is widely used in the fields of construction layout, decoration construction layout, and providing light steel keel installation benchmarks.

[0003] A laser marking instrument is usually equipped with a bottom bracket, which supports the laser marking instrument stably on the ground through column feet. However, when the laser marking instrument is placed on an uneven construction road surface, the light is easily offset. If the light angle cannot be adjusted in time, it will have an adverse effect on the construction process and cause large construction errors. In view of this, the inventor made a new invention. Utility Model Content

[0004] The utility model aims to provide a laser marking instrument for construction in view of the deficiencies in the prior art, which has the characteristic of precise light adjustment.

[0005] To achieve the above-mentioned purpose, the utility model is a laser marking instrument for construction, comprising a marking instrument body and a bottom support seat, the marking instrument body and the bottom support seat are rotatably connected, a plurality of longitudinal marking seats are evenly distributed circumferentially on the side wall above the marking instrument body, a longitudinal laser marking hole is installed inside the longitudinal marking seat, a transverse marking seat is also provided on the side wall of the marking instrument body, a transverse laser marking hole is installed inside the transverse marking seat; a plurality of support arms are extended outward from the bottom support seat, the support arms are all equipped with support column feet, the support column feet are equipped with longitudinal adjustment devices, and the support arms are equipped with transverse adjustment devices for horizontally adjusting the support column feet.

[0006] Preferably, the support column foot comprises an upper support column and a lower support column, and the upper support column is mounted on the support arm.

[0007] Preferably, the lateral adjustment device comprises a lateral adjustment screw, which is movably mounted on the support arm and is threadedly connected to the upper support.

[0008] Preferably, the longitudinal adjustment device includes a longitudinal adjustment nut, which is arranged between the upper support and the lower support, and the longitudinal adjustment nut is threadedly connected to the upper support and the lower support.

[0009] Preferably, a scale plate is provided at the top end of the bottom support seat, and the scale plate is arranged around the outer end of the main body of the laying-off instrument.

[0010] Preferably, a control panel is provided at the top of the main body of the laying-off instrument, and a flange is provided on the outer ring of the control panel.

[0011] Preferably, an internal threaded hole is provided in the middle of the bottom end of the bottom support seat.

[0012] Preferably, the main body of the wire-laying instrument is provided with a recorder display screen and a recorder switch.

[0013] Preferably, the main body of the wire-laying instrument is also provided with a battery compartment and a power interface.

[0014] Beneficial effects: Compared with the prior art, the utility model is a laser marking instrument for construction, and the utility model has the following advantages: 1. The bottom support seat is provided with a longitudinal adjustment device and a transverse adjustment device at the same time, so that the support column foot of the bottom support seat can adjust the position according to the ground conditions, so that the light position of the laser marking instrument is accurate and the construction is precise; 2. A recorder is installed inside the main body of the marking instrument, and a recorder display screen and a recorder switch are provided on the surface of the main body of the marking instrument. The laser marking device can record data in real time and provide it to the staff for viewing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the forward structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the bottom surface structure of the bottom support seat of the utility model.

[0018] Reference numerals include:

[0019] The main body of the pay-off instrument--1, longitudinal pay-off seat--11, longitudinal laser projection hole--12, transverse pay-off seat--13, transverse laser projection hole--14, control panel--15, flange--16, recorder display screen--17, recorder switch--18, battery compartment--19, power interface--20, bottom support seat--2, support arm--21, support column foot--22, upper end support--221, lower end support--222, dial--23, internal threaded hole--24, longitudinal adjustment device--3, longitudinal adjustment nut--31, transverse adjustment device--4, transverse adjustment screw--41. DETAILED DESCRIPTION

[0020] The following is combined with Figures 1 to 3 The utility model is described in detail.

[0021] The utility model is a laser marking instrument for construction, comprising a marking instrument body 1 and a bottom support seat 2, wherein the marking instrument body 1 is rotatably connected to the bottom support seat 2, and a plurality of longitudinal marking seats 11 are evenly distributed on the circumferential protrusion of the upper side wall of the marking instrument body 1, and the number is usually four. A longitudinal laser line-casting hole 12 is installed inside the longitudinal marking seat 11 for releasing a laser reference line perpendicular to the bottom surface; a transverse marking seat 13 is also provided on the side wall of the marking instrument body 1, and the number is usually one. A transverse laser line-casting hole 14 is provided inside the transverse marking seat 13 for releasing a laser reference line parallel to the ground, and the two reference lines form a reference plane to help the orderly progress of the construction process; a plurality of support arms 21 are extended outwardly from the bottom support seat 2, and the support arms 21 are all installed with support column feet 22, and the support column feet 22 are installed with longitudinal adjustment devices 3, and the support arms 21 are installed with transverse adjustment devices 4 for horizontally adjusting the support column feet 22. The utility model is provided with a longitudinal adjustment device 3 and a transverse adjustment device 4 on the bottom support seat 2, so that the support column foot 22 of the bottom support seat 2 can adjust the position according to the ground conditions, so that the light position of the laser marking instrument is accurate and the construction is precise.

[0022] In this technical solution, if Figure 1 As shown, the support column foot 22 includes an upper support column 221 and a lower support column 222 , and the upper support column 221 is installed on the support arm 21 .

[0023] Preferably, the lateral adjustment device 4 includes a lateral adjustment screw 41, which is movably mounted on the support arm 21 and is threadedly connected to the upper support. By rotating the lateral adjustment screw 41, the upper support 221 can be driven to move horizontally inside the support arm 21, thereby achieving the purpose of lateral adjustment of the support column foot 22. The number of lateral adjustment devices 4 is set according to actual needs.

[0024] Preferably, the longitudinal adjustment device 3 includes a longitudinal adjustment nut 31, which is arranged between the upper support 221 and the lower support 222, and the longitudinal adjustment nut 31 is threadedly connected with the upper support 221 and the lower support 222. The upper support 221 and the lower support 222 are driven to telescope in the longitudinal direction by rotating the longitudinal adjustment nut 31, thereby achieving the technical purpose of longitudinally adjusting the support column foot 22. This structure is combined with the lateral adjustment device 4, so that the utility model can arbitrarily adjust the position of the support column foot 22, and the bottom support seat 2 can be stably placed on an uneven ground, which is suitable for a variety of use environments.

[0025] Preferably, a dial 23 is provided at the top of the bottom support seat 2, and the dial 23 is arranged around the outer end of the main body 1 of the pay-off instrument. A mark is provided at the bottom of the main body 1 of the pay-off instrument corresponding to the zero point of the dial 23. When the main body 1 of the pay-off instrument rotates, the mark points to different scales on the dial 23, indicating the rotation angle of the main body 1 of the pay-off instrument.

[0026] Preferably, a control panel 15 is provided at the top of the main body 1 of the pay-off instrument, and a flange 16 is provided on the outer ring of the control panel 15. The height of the flange 16 is greater than the height of the buttons of the control panel 15, and the flange 16 can protect the control panel 15, and the flange 16 is convenient for installing a dust cover above the control panel 15.

[0027] As another embodiment, an internal threaded hole 24 is provided in the middle of the bottom end of the bottom support seat 2. When the bracket height of the laser marking instrument itself is insufficient, the internal threaded hole 24 enables the laser marking instrument to be installed on the external bracket again.

[0028] Preferably, a recorder is installed inside the utility model. The main body 1 of the laying-wire instrument is provided with a recorder display screen 17 and a recorder switch 18. After starting the recorder, the data of the main body 1 of the laying-wire instrument can be recorded and displayed in real time, so that construction personnel can call up previous records conveniently.

[0029] As an embodiment, the main body 1 of the wire-laying instrument is further provided with a battery compartment 19 and a power interface 20. The main body 1 of the wire-laying instrument can be charged by replacing the battery or directly through the power interface 20.

[0030] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. A laser marking instrument for construction, comprising a marking instrument body (1) and a bottom support seat (2), wherein the marking instrument body (1) and the bottom support seat (2) are rotatably connected, and characterized in that: A plurality of longitudinal pay-off seats (11) are evenly distributed on the circumferential side wall above the pay-off instrument body (1), and a longitudinal laser line projection hole (12) is installed inside the longitudinal pay-off seat (11). A transverse pay-off seat (13) is also provided on the side wall of the pay-off instrument body (1), and a transverse laser line projection hole (14) is installed inside the transverse pay-off seat (13); a plurality of support arms (21) are extended outward from the bottom support seat (2), and each of the support arms (21) is installed with a support column foot (22), and the support column foot (22) is installed with a longitudinal adjustment device (3), and the support arm (21) is installed with a transverse adjustment device (4) for horizontally adjusting the support column foot (22).

2. The laser marking instrument for construction according to claim 1, characterized in that: The support column foot (22) comprises an upper support column (221) and a lower support column (222), and the upper support column (221) is mounted on the support arm (21).

3. A laser marking instrument for construction according to claim 2, characterized in that: The lateral adjustment device (4) comprises a lateral adjustment screw (41), the lateral adjustment screw (41) is movably mounted on the support arm (21), and the lateral adjustment screw (41) is threadedly connected to the upper end support (221).

4. The laser marking instrument for construction according to claim 2, characterized in that: The longitudinal adjustment device (3) comprises a longitudinal adjustment nut (31), which is arranged between an upper support column (221) and a lower support column (222), and the longitudinal adjustment nut (31) is threadedly connected to the upper support column (221) and the lower support column (222).

5. The laser marking instrument for construction according to claim 1, characterized in that: A scale plate (23) is arranged at the top end of the bottom support seat (2), and the scale plate (23) is arranged around the outer end of the main body (1) of the laying-off instrument.

6. The laser marking instrument for construction according to claim 1, characterized in that: A control panel (15) is arranged at the top of the main body (1) of the laying-off instrument, and a flange (16) is arranged on the outer ring of the control panel (15).

7. The laser marking instrument for construction according to claim 1, characterized in that: An internal threaded hole (24) is provided in the middle of the bottom end of the bottom support seat (2).

8. The laser marking instrument for construction according to claim 1, characterized in that: The pay-off instrument body (1) is provided with a recorder display screen (17) and a recorder switch (18).

9. A laser marking instrument for construction according to any one of claims 1 to 8, characterized in that: The wire-laying instrument body (1) is also provided with a battery compartment (19) and a power supply interface (20).

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