Pipeline center laser vertical positioning device

Abstract

The utility model discloses a laser vertical positioning device for the center of a pipeline. The laser vertical positioning device comprises a shaft rod, a cross-shaped shaft sleeve, a rotating shaft, an inclined strut, a vertical rod, a vertical instrument mounting frame, a vertical instrument, a laser calibrator mounting base, a laser calibrator, a positioning bolt and a sleeve. The device is reasonable in structural design, the workload of secondary holing and casing pipe burying caused by inaccurate casing pipe position burying is greatly reduced, the damage to secondary holing of a floor slab is reduced, the engineering quality is improved, the construction progress is accelerated, and more materials and labor are saved.

Description

Technical Field

[0001] The utility model relates to the field of construction quality of building projects, in particular to pre-buried casings, and specifically is a pipeline center laser vertical positioning device. Background Art

[0002] With the continuous development of the construction industry, the height of commercial complexes, factories, residential buildings and other buildings is getting higher and higher, and the workload of pre-buried casing is increasing. It is difficult to accurately bury the casing by conventional methods. Therefore, the developed pipeline center laser vertical positioning device accurately locates the casing position, and there is no need to drill holes for the inaccurately pre-buried casing in the later stage. Therefore, a pipeline center laser vertical positioning device is proposed to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide a pipeline center laser vertical positioning device in order to solve the above problems.

[0004] The utility model achieves the above-mentioned purpose through the following technical scheme: a pipeline center laser vertical positioning device, including a shaft rod, a cross-shaped shaft sleeve, a rotating shaft, an oblique support, a vertical rod, a vertical instrument mounting frame, a vertical instrument, a laser calibrator mounting base, a laser calibrator and positioning bolts, wherein the three cross-shaped shaft sleeves are fixedly connected to the corresponding parts of the shaft rod alternately through positioning bolts, and the four end surface grooves of each cross-shaped shaft sleeve are rotatably connected to one end of the oblique support through a rotating shaft, and the other ends of the four oblique supports in the same group are rotatably connected to the corresponding parts of four distributed vertical rods through another rotating shaft, wherein the two groups of oblique supports are parallel to each other, and the oblique supports of one group located in the middle are oppositely distributed to the oblique supports of the other group, a laser calibrator is installed on the laser calibrator mounting base located at the top of the shaft, and a vertical instrument is installed on the vertical instrument mounting frame located on one side of the middle of the shaft.

[0005] Preferably, four vertical rods are provided, and both ends and one side of the middle of each vertical rod are connecting parts of the other end of the diagonal support, and each vertical rod is parallel to the shaft rod.

[0006] Preferably, the vertical rod contacts the inner wall of the sleeve with more than one inner diameter size through internal and external retraction and extension adjustment.

[0007] Preferably, a screw hole is provided on the cross-shaped sleeve, and a positioning bolt is installed in the inner thread of the screw hole, and an end surface of one end of the positioning bolt is in close contact with a corresponding part of the surface of the shaft rod.

[0008] Compared with the prior art, the advantages of the utility model are: greatly reducing the workload of secondary hole drilling and casing burying due to inaccurate casing position, and also reducing the damage to the secondary hole drilling of the floor slab, improving the project quality, speeding up the construction progress, and saving more materials and labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0011] Figure 2 This is a schematic diagram of the structure of the cross-shaped shaft sleeve of the utility model;

[0012] Figure 3 This is a diagram showing the overall structure of the utility model being connected to the casing for use.

[0013] In the figure: 1. shaft; 2. cross-shaped shaft sleeve; 3. rotating shaft; 4. diagonal support; 5. vertical rod; 6. vertical instrument mounting frame; 7. vertical instrument; 8. laser aligner mounting base; 9. laser aligner; 10. positioning bolt; 11. sleeve. DETAILED DESCRIPTION

[0014] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the embodiment described below is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0016] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0017] See also Figure 1-3 As shown, a pipeline center laser vertical positioning device comprises a shaft rod 1, a cross-shaped shaft sleeve 2, a rotating shaft 3, an oblique support 4, a vertical rod 5, a vertical instrument mounting frame 6, a vertical instrument 7, a laser calibrator mounting base 8, a laser calibrator 9 and a positioning bolt 10, wherein the three cross-shaped shaft sleeves 2 are fixedly connected to the corresponding parts of the shaft rod 1 alternately through the positioning bolts 10, and the four end surface grooves of each cross-shaped shaft sleeve 2 are rotatably connected to one end of the oblique support 4 through the rotating shaft 3, and the other ends of the four oblique supports 4 in the same group are rotatably connected to the corresponding parts of the four distributed vertical rods 5 through another rotating shaft 3, wherein the two groups of the oblique supports 4 are parallel to each other, and the oblique supports 4 of one group in the middle are oppositely distributed to the oblique supports 4 of the other group, the laser calibrator 9 is installed on the laser calibrator mounting base 8 located at the top of the shaft rod 1, and the vertical instrument 7 is installed on the vertical instrument mounting frame 6 located on one side of the middle of the shaft rod 1.

[0018] Furthermore, four vertical rods 5 are provided, and both ends and one side of the middle of each vertical rod 5 are connecting parts of the other end of the diagonal brace 4 , and each vertical rod 5 is parallel to the shaft rod 1 .

[0019] Furthermore, the vertical rod 5 can be adjusted to contact the inner wall of the sleeve 11 with more than one inner diameter size by means of internal and external retraction and extension, so that the shaft rod 1 is located at the center of the sleeve 11 .

[0020] Furthermore, a screw hole is provided on the cross-shaped sleeve 2 , and a positioning bolt 10 is installed in the inner thread of the screw hole. The end surface of one end of the positioning bolt 10 is in close contact with the corresponding part of the surface of the shaft rod 1 .

[0021] When the utility model is in use, the lower part: three cross-shaped sleeves 2 are installed on the shaft 1, the rotating shaft 3 connects the three cross-shaped sleeves 2 with 12 diagonal braces 4, and the four vertical rods 5 are connected with the 12 diagonal braces 4 through another rotating shaft 3 to form a four-bar linkage, and the four-bar linkage is installed inside the sleeve 11, and the size of the circle formed by the outer edges of the four vertical rods 5 of the four-bar linkage can be adjusted according to needs through the upper and lower relative positions of the three cross-shaped sleeves 2 on the shaft 1;

[0022] Upper part: A vertical meter mounting frame 6 is welded on the shaft 1, and a vertical meter 7 is vertically mounted on the frame to adjust the verticality of the shaft 1, thereby indirectly adjusting the verticality of the laser calibrator 9, so that the laser calibrator 9 shoots the laser vertically upward, accurately transmitting the position of the sleeve 11 of this layer to the upper floor template, and nails are nailed from bottom to top at the positioning position, so as to determine the center position of the sleeve 11 according to the position of the nail above the upper template. The laser calibrator 9 is installed on the top of the shaft 1 through the laser calibrator base 8.

[0023] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0024] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A pipeline center laser vertical positioning device, characterized in that: The invention comprises a shaft rod (1), a cross-shaped shaft sleeve (2), a rotating shaft (3), an oblique support (4), a vertical rod (5), a vertical instrument mounting frame (6), a vertical instrument (7), a laser calibrator mounting base (8), a laser calibrator (9) and a positioning bolt (10), wherein the three cross-shaped shaft sleeves (2) are fixedly connected to corresponding parts of the shaft rod (1) at intervals through the positioning bolts (10), and the four end surface grooves of each cross-shaped shaft sleeve (2) are rotatably connected to one end of the oblique support (4) through the rotating shaft (3), and the vertical rod (5) is located at The other ends of the four diagonal braces (4) of the same group are rotatably connected to the corresponding parts of the four distributed vertical rods (5) through another rotating shaft (3), wherein the two groups of diagonal braces (4) are parallel to each other, and the diagonal braces (4) of one group located in the middle are distributed opposite to the diagonal braces (4) of the other group. A laser calibrator (9) is installed on the laser calibrator installation base (8) located at the top of the shaft rod (1), and a vertical meter (7) is installed on the vertical meter installation frame (6) located on one side of the middle of the shaft rod (1).

2. A pipeline center laser vertical positioning device according to claim 1, characterized in that: There are four vertical rods (5), and both ends and one side of the middle of each vertical rod (5) are connecting parts of the other end of the diagonal support (4), and each vertical rod (5) is parallel to the shaft rod (1).

3. The pipeline center laser vertical positioning device according to claim 1 is characterized by: The vertical rod (5) contacts the inner wall of the sleeve (11) having an inner diameter size not limited to one through adjustment of inner and outer retraction and extension.

4. The pipeline center laser vertical positioning device according to claim 1, characterized in that: The cross-shaped shaft sleeve (2) is provided with a screw hole, and a positioning bolt (10) is installed in the inner thread of the screw hole. The end surface of one end of the positioning bolt (10) is in close contact with a corresponding part of the surface of the shaft rod (1).

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