A kind of angle measuring instrument for building construction that can be lifted and lowered

Abstract

The utility model belongs to the technical field of construction measurement equipment, and is particularly a liftable angle measuring instrument for construction, comprising a first support rod, a connecting seat is provided at the upper end of the first support rod, and a second support rod is provided on the outer side of the first support rod, an adjustment mechanism is connected to the lower end of the second support rod, and a third support rod is connected to the lower end of the adjustment mechanism, and a support seat is provided with a rotating connection piece on the upper surface of the support seat, a ground nail is provided on one side of the rotating connection piece, and anti-slip teeth are provided on the lower bottom surface of the support seat. The utility model provides a first through hole, a threaded hole, and a second through hole at the center of the first support rod, and respectively provides an adjustment screw and a lifting rod in the threaded hole and the second through hole, and at the same time, a limit block is provided on the inner wall of the second through hole, and a limit groove corresponding to the limit block is provided on the side wall of the lifting rod, so as to achieve the purpose of facilitating the height adjustment of the measuring instrument body.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction measuring equipment, in particular to a liftable angle measuring instrument for building construction. Background Art

[0002] Before the construction of a building project, it is necessary to use surveying equipment to survey the construction environment in order to make the best construction plan for the environment. After technological iterations, the transmission measuring instrument has been replaced by the electronic measuring instrument. The popularization of electronic measuring instruments has brought great convenience to the staff. The automatic image measuring instrument is based on the manual image measuring instrument. It changes the manual control to the computer system to control the movement of the X, Y, and Z axes. It is more accurate, convenient and quick when selecting the contour, angle and other geometric quantities of the measured object.

[0003] The prior art has the following problems:

[0004] The height of the existing angle measuring instrument for construction is difficult to adjust. When the height of the measuring instrument is not at the most accurate height, the measurement result deviates greatly from the true value. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a liftable angle measuring instrument for construction, which solves the problem of inconvenient height adjustment of the existing device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an angle measuring instrument for construction construction that can be lifted up and down, comprising a first support rod, a connecting seat is provided at the upper end of the first support rod, and a second support rod is provided on the outer side of the first support rod, an adjusting mechanism is connected to the lower end of the second support rod, and the lower end of the adjusting mechanism is connected to the third support rod, the lower end of the third support rod is connected to the support seat, and a rotating connection piece is provided on the upper surface of the support seat, a ground nail is provided on one side of the rotating connection piece, and anti-slip teeth are provided on the lower bottom surface of the support seat, a first through hole is opened in the center of the first support rod, and a threaded hole is opened below the first through hole, an adjusting screw rod is connected in the threaded hole, and a second through hole is opened above the first through hole, a lifting rod is connected in the second through hole, and a rotating seat is provided at the upper end of the lifting rod, a measuring instrument body is connected above the rotating seat, and the lifting seat is connected on the outer wall of the first support rod.

[0007] As a preferred technical solution of the present invention, the second support rod is rotatably connected to the connecting seat through a connecting piece, and three groups of second support rods are arranged in a ring outside the first support rod.

[0008] As a preferred technical solution of the utility model, the adjustment mechanism is composed of a set of sleeves and two sets of threaded rods, and the two sets of threaded rods are threadedly connected to the sleeve through a screw hole opened in the center of the sleeve.

[0009] As a preferred technical solution of the utility model, the third support rod is rotatably connected to the support base through a rotatable connecting piece, and two groups of ground nails are symmetrically arranged at both ends of the support base.

[0010] As a preferred technical solution of the utility model, the adjusting screw rod is threadedly connected to the first support rod through a threaded hole, and the lifting rod is slidably connected to the first support rod through a second through hole.

[0011] As a preferred technical solution of the utility model, a limiting block is arranged on the inner wall of the second through hole, and a limiting groove corresponding to the limiting block is opened on the side wall of the lifting rod.

[0012] As a preferred technical solution of the utility model, the lifting seat is connected to the second support rod through a connecting rod, and both ends of the connecting rod are rotatably connected to the lifting seat and the second support rod respectively.

[0013] Compared with the prior art, the utility model provides a liftable angle measuring instrument for construction, which has the following beneficial effects:

[0014] 1. A liftable angle measuring instrument for construction, comprising a first through hole, a threaded hole and a second through hole at the center of a first support rod, and respectively arranging an adjusting screw rod and a lifting rod in the threaded hole and the second through hole, and arranging a limit block on the inner wall of the second through hole, and a limit groove corresponding to the limit block on the side wall of the lifting rod. When in use, the connecting seat is first fixed by the second support rod and the third support rod, and the measuring instrument body is adjusted to a horizontal state, and then the height of the measuring instrument body is adjusted by adjusting the screw rod according to measurement requirements, thereby indirectly improving the measurement accuracy of the device.

[0015] 2. This kind of liftable angle measuring instrument for construction is connected by connecting a lifting seat on the outer wall of a first support rod, and connecting the lifting seat to the second support rod through a connecting rod. At the same time, an adjustment mechanism is arranged between the second support rod and the third support rod, and a support seat is arranged at the lower end of the third support rod, and ground spikes and anti-slip teeth are arranged on the support seat. When in use, the stability of the first support rod can be improved by the ground spikes and anti-slip teeth, and then the distance between the second support rod and the third support rod is adjusted by the adjustment mechanism, thereby achieving the purpose of adjusting the horizontality of the measuring instrument body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the first support rod of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the adjustment mechanism of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the support seat of the utility model;

[0020] Figure 5 This is a schematic diagram of the second through hole structure of the utility model.

[0021] In the figure: 1. first support rod; 2. connecting seat; 3. second support rod; 4. adjusting mechanism; 5. third support rod; 6. supporting seat; 7. rotating connecting piece; 8. ground nail; 9. anti-slip teeth; 10. first through hole; 11. threaded hole; 12. adjusting screw rod; 13. second through hole; 14. lifting rod; 15. rotating seat; 16. measuring instrument body; 17. lifting seat; 18. limit block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] See also Figure 1-5 In this embodiment: a liftable angle measuring instrument for construction includes a first support rod 1, a connecting seat 2 is arranged at the upper end of the first support rod 1, a second support rod 3 is arranged on the outer side of the first support rod 1, an adjustment mechanism 4 is connected to the lower end of the second support rod 3, and is used for horizontal adjustment of the measuring instrument body 16, a third support rod 5 is connected to the lower end of the adjustment mechanism 4, and a support seat 6 is connected to the lower end of the third support rod 5, and a rotating connection member 7 is arranged on the upper surface of the support seat 6, and a ground nail 8 is arranged on one side of the rotating connection member 7 for the support seat 6 The lower bottom surface of the support seat 6 is provided with anti-slip teeth 9, a first through hole 10 is provided at the center of the first support rod 1, a threaded hole 11 is provided below the first through hole 10, an adjusting screw 12 is connected in the threaded hole 11 for adjusting the height of the measuring instrument body 16, a second through hole 13 is provided above the first through hole 10, a lifting rod 14 is connected in the second through hole 13, a rotating seat 15 is provided at the upper end of the lifting rod 14, a measuring instrument body 16 is connected above the rotating seat 15, and a lifting seat 17 is connected to the outer wall of the first support rod 1.

[0024] In this embodiment, the second support rod 3 is rotatably connected to the connecting seat 2 through a connecting piece, and three groups of second support rods 3 are arranged in a ring on the outside of the first support rod 1 so as to fix the first support rod 1 and the measuring instrument body 16 above it; the adjusting mechanism 4 is composed of a group of sleeves and two groups of threaded rods, and the two groups of threaded rods are threadedly connected to the sleeves through screw holes opened in the center of the sleeves, so as to adjust the horizontality of the measuring instrument body 16 through the adjusting mechanism 4; the third support rod 5 is rotatably connected to the supporting seat 6 through a rotating connecting piece 7, and two groups of ground nails 8 are symmetrically arranged at both ends of the supporting seat 6 to fix the supporting seat 6; the adjusting mechanism 4 is composed of a group of sleeves and two groups of threaded rods, and the two groups of threaded rods are threadedly connected to the sleeves through screw holes opened in the center of the sleeves, so as to adjust the horizontality of the measuring instrument body 16 through the adjusting mechanism 4. The threaded rod 12 is threadedly connected to the first support rod 1 through the threaded hole 11, and the lifting rod 14 is slidably connected to the first support rod 1 through the second through hole 13, so that the height of the measuring instrument body 16 can be adjusted by adjusting the threaded rod 12; a limit block 18 is provided on the inner wall of the second through hole 13, and a limit groove corresponding to the limit block 18 is opened on the side wall of the lifting rod 14 to prevent the lifting rod 14 from rotating; the lifting seat 17 is connected to the second support rod 3 through a connecting rod, and the two ends of the connecting rod are rotatably connected to the lifting seat 17 and the second support rod 3 respectively, so as to adjust the opening angle of the second support rod 3.

[0025] The working principle and use process of the utility model are as follows: when in use, first slide the lifting seat 17 upward to open the second support rod 3 outward, then fix the support seat 6 through the ground nail 8, and then adjust the horizontality of the measuring instrument body 16 through the adjustment mechanism 4. After the horizontal adjustment is completed, adjust the height of the lifting rod 14 by rotating the adjusting screw 12 according to actual needs, so that the height of the measuring instrument body 16 is adapted to the height of the measured building.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A liftable angle measuring instrument for construction, comprising a first support rod (1), characterized in that: The upper end of the first support rod (1) is provided with a connecting seat (2), and the outer side of the first support rod (1) is provided with a second support rod (3), the lower end of the second support rod (3) is connected to an adjusting mechanism (4), and the lower end of the adjusting mechanism (4) is connected to a third support rod (5), the lower end of the third support rod (5) is connected to a support seat (6), and a rotating connecting piece (7) is provided on the upper surface of the support seat (6), a ground nail (8) is provided on one side of the rotating connecting piece (7), and an anti-slip tooth (9) is provided on the lower bottom surface of the support seat (6), A first through hole (10) is provided at the center of the first support rod (1), and a threaded hole (11) is provided below the first through hole (10), an adjusting screw rod (12) is connected to the threaded hole (11), and a second through hole (13) is provided above the first through hole (10), a lifting rod (14) is connected to the second through hole (13), and a rotating seat (15) is provided at the upper end of the lifting rod (14), a measuring instrument body (16) is connected above the rotating seat (15), and a lifting seat (17) is connected to the outer wall of the first support rod (1).

2. The angle measuring instrument for construction that can be raised and lowered according to claim 1 is characterized in that: The second support rods (3) are rotatably connected to the connection seat (2) via a connecting piece, and three groups of second support rods (3) are arranged in a ring outside the first support rod (1).

3. The angle measuring instrument for construction that can be raised and lowered according to claim 1 is characterized in that: The adjustment mechanism (4) is composed of a set of sleeves and two sets of threaded rods, and the two sets of threaded rods are threadedly connected to the sleeves through screw holes opened in the center of the sleeves.

4. The angle measuring instrument for construction that can be raised and lowered according to claim 1 is characterized in that: The third support rod (5) is rotatably connected to the support base (6) via a rotatable connecting piece (7), and two groups of ground nails (8) are symmetrically arranged at both ends of the support base (6).

5. The angle measuring instrument for construction that can be raised and lowered according to claim 1 is characterized in that: The adjusting screw rod (12) is threadedly connected to the first support rod (1) via the threaded hole (11), and the lifting rod (14) is slidably connected to the first support rod (1) via the second through hole (13).

6. The angle measuring instrument for construction that can be raised and lowered according to claim 1 is characterized by: A limiting block (18) is provided on the inner wall of the second through hole (13), and a limiting groove corresponding to the limiting block (18) is provided on the side wall of the lifting rod (14).

7. The angle measuring instrument for construction that can be raised and lowered according to claim 1 is characterized by: The lifting seat (17) is connected to the second support rod (3) via a connecting rod, and both ends of the connecting rod are rotatably connected to the lifting seat (17) and the second support rod (3) respectively.

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