Constructional engineering construction measuring equipment

Abstract

The utility model relates to the technical field of construction measurement, in particular to building engineering construction measuring equipment which comprises a measuring instrument and a support, the measuring instrument is arranged above the support, and the support comprises a supporting plate and a supporting foot set located below the supporting plate. The supporting leg set comprises a first supporting leg hinged to the supporting plate, a second supporting leg hinged to the supporting plate and a third supporting leg hinged to the supporting plate, a center transmission part is rotationally connected under the supporting plate, the first supporting leg is connected with a first transmission part, the second supporting leg is connected with a second transmission part, and the third supporting leg is connected with a third transmission part. The first transmission part, the second transmission part and the third transmission part are all connected with the center transmission part, and the effect of reducing the situation that the engineering construction measuring equipment inclines is achieved.

Description

Technical Field

[0001] The present application relates to the technical field of construction measurement, and in particular to a construction measurement device for a building project. Background Art

[0002] Construction surveying refers to the surveying work such as control, layout and final acceptance carried out for construction. In contrast to general mapping work, construction layout is to mark the location, shape, size and elevation of the designed building on the ground according to the design drawings, so that construction can be carried out according to these marked points and lines.

[0003] The existing construction engineering measurement equipment facilitates specific measurement work. The existing measurement equipment includes a measuring instrument body and a bracket at the bottom of the measuring instrument. The measuring instrument body is placed above the bracket. The measuring instrument marks on the ground through laser, and then the bracket is adjusted to make the mark in the correct position to facilitate construction.

[0004] The above-mentioned existing technical solutions have the following defects: the bracket of the existing engineering construction measurement equipment is generally provided with three legs, and the three legs are arranged separately. When adjusting the legs, the measuring instrument on the bracket may be tilted due to the different inclination angles adjusted by different legs, thereby causing inaccurate marking of the measuring instrument and hindering the construction. Utility Model Content

[0005] In order to reduce the tilt of the engineering construction measurement equipment, the present application provides a construction engineering measurement equipment.

[0006] The above technical objectives of this application are achieved through the following technical solutions:

[0007] A construction engineering measurement device comprises a measuring instrument and a bracket, wherein the measuring instrument is arranged above the bracket, and the bracket comprises a support plate and a leg group located below the support plate, wherein the leg group comprises a first leg hinged to the support plate, a second leg hinged to the support plate, and a third leg hinged to the support plate, and a central transmission member is rotatably connected directly below the support plate, wherein the first leg is connected to a first transmission member, the second leg is connected to a second transmission member, and the third leg is connected to a third transmission member, and the first transmission member, the second transmission member, and the third transmission member are all connected to the central transmission member.

[0008] By adopting the above scheme, when adjusting the bracket, the first leg is rotated, the first leg drives the first transmission member, the first transmission member drives the central transmission member, the central transmission member drives the second transmission member and the third transmission member, thereby driving the second leg and the third leg to rotate, thereby achieving the purpose of synchronously adjusting the first leg, the second leg and the third leg, thereby reducing the tilt of the engineering construction measurement equipment due to different inclination angles of the legs.

[0009] Optionally, the first transmission member includes a first rack, a first gear and a first sliding sleeve, the first sliding sleeve is slidably connected to the first support leg, the first gear is connected to the central transmission member, one end of the first rack is hinged on the first sliding sleeve, the other end of the first rack is meshed with the first gear, and the first support sleeve is slidably connected to the first rack, and the first support sleeve is fixed under the support plate.

[0010] By adopting the above technical solution, the first leg is moved, driving the first sleeve to slide on the first leg, thereby driving the first rack to slide, thereby driving the first gear to rotate, and the first gear drives the central transmission member to transmit, thereby driving the second leg and the third leg to move.

[0011] Optionally, the second transmission member includes a second rack, a second gear and a second sliding sleeve, the second sliding sleeve is slidably connected to the second support leg, the second gear is connected to the central transmission member, one end of the second rack is hinged on the second sliding sleeve, the other end of the second rack is meshed with the second gear, and the second rack is slidably connected to the second support sleeve, and the second support sleeve is fixed under the support plate.

[0012] By adopting the above technical solution, the central transmission member drives the second gear to rotate, thereby driving the second rack to move, thereby driving the second sliding sleeve to slide on the second leg, thereby driving the second leg to move.

[0013] Optionally, the third transmission member includes a third rack, a third gear and a third sliding sleeve, the third sliding sleeve is slidably connected to the third support leg, the third gear is connected to the central transmission member, one end of the third rack is hinged to the third sliding sleeve, the other end of the third rack is meshed with the third gear, and the third rack is slidably connected to the third support sleeve, and the third support sleeve is fixed under the support plate.

[0014] By adopting the above technical solution, the central transmission member drives the third gear to rotate, thereby driving the third rack to move, thereby driving the third sliding sleeve to slide on the third support leg, thereby driving the third support leg to move.

[0015] Optionally, the central transmission member includes a gear rod, the gear rod is rotatably connected to the support plate, and the first gear, the second gear and the third gear are all fixedly connected to the gear rod.

[0016] By adopting the above technical solution, when the first gear rotates, it drives the gear slide bar to rotate, thereby driving the second gear and the third gear to rotate.

[0017] Optionally, the second rack is connected to one end of the second sliding sleeve and is bent so that the second sliding sleeve and the first sliding sleeve are located in the same horizontal plane, and the third rack is connected to one end of the third sliding sleeve and is bent so that the third sliding sleeve and the first sliding sleeve are located in the same horizontal plane.

[0018] By adopting the above technical solution, when the first leg is rotated, the first leg and the second leg rotate at the same angle, and the first leg and the third leg rotate at the same angle, so that the first leg, the second leg and the third leg can move synchronously more accurately.

[0019] Optionally, a clamping cavity is opened inside the support plate, the gear rod is inserted into the clamping cavity, one end of the gear rod inserted into the clamping cavity is connected to the clamping transmission member, and the end of the clamping transmission member facing away from the gear rod is connected to the clamping member.

[0020] By adopting the above technical solution, after the bracket is adjusted, the clamping member is used to clamp the clamping transmission member, thereby clamping the first gear rod, and thus clamping the support leg group to prevent the support leg group from moving and causing the measuring instrument to deflect, thereby hindering the construction of the building project.

[0021] Optionally, the clamping transmission member includes a clamping gear and a clamping rack, the clamping gear is fixedly connected to the gear rod, one end of the clamping rack is connected to the clamping gear, and the other end is connected to the clamping member, the clamping rack is slidably connected to a clamping support sleeve, and the clamping support sleeve is fixed in the support plate.

[0022] By adopting the above technical solution, the clamping rack is fixed by using a clamping piece, so that the clamping rack fixes the clamping gear, thereby fixing the gear rod, and thus fixing the first leg, the second leg and the third leg.

[0023] Optionally, the clamping member includes a bidirectional screw, an upper clamping plate and a lower clamping plate, the bidirectional screw is rotatably connected in the clamping cavity at the lower end, the bidirectional screw passes through the clamping cavity at the upper end to reach above the support plate, the upper clamping plate is threadedly connected to the upper part of the bidirectional screw, and the lower clamping plate is threadedly connected to the lower part of the bidirectional screw.

[0024] By adopting the above technical solution, when the support leg assembly needs to be clamped, the bidirectional screw is rotated to move the upper clamping plate and the lower clamping plate in the approaching direction until the lower clamping plate and the upper clamping plate are clamped on the upper and lower sides of the clamping rack, thereby fixing the clamping rack and clamping the support leg assembly.

[0025] Optionally, a guide rod is provided in the clamping cavity, the guide rod is parallel to the bidirectional lead screw, the guide rod passes through the upper clamping plate and the lower clamping plate, the guide rod is slidably connected to the upper clamping plate, and the guide rod is slidably connected to the lower clamping plate.

[0026] By adopting the above technical solution, the guide rod passes through the upper clamping plate and the lower clamping plate so that the upper clamping plate and the lower clamping plate can only slide along the direction of the guide rod, thereby preventing the upper clamping plate and the lower clamping plate from rotating together with the bidirectional lead screw.

[0027] In summary, this application has the following technical effects:

[0028] The first support leg, the second support leg and the third support leg are moved synchronously by providing a first transmission member, a second transmission member, a third transmission member and a central transmission member;

[0029] The clamping member and the clamping transmission member are provided to fix the support leg after adjustment is completed;

[0030] The guide rod is provided so that the upper clamping plate and the lower clamping plate can only slide along the guide rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is the overall structure diagram of this application;

[0032] Figure 2 This is a cross-sectional view intended by the present application to emphasize the internal structure of the transmission case;

[0033] Figure 3 This application is intended to emphasize the cross-sectional view inside the clamping cavity;

[0034] Figure 4 It is a partial structural cross-sectional view of the clamping member of the present application.

[0035] In the figure, 1, measuring instrument; 2, bracket; 21, support plate; 211, clamping chamber; 22, support leg group; 221, first support leg; 222, second support leg; 223, third support leg; 3, first transmission member; 31, first gear; 32, first rack; 321, first support sleeve; 322, first reinforcement plate; 33, first sliding sleeve; 4, second transmission member; 41, second gear; 42, second rack; 421, second support sleeve; 422, second reinforcement plate; 43, Second sleeve; 5. Third transmission member; 51. Third gear; 52. Third rack; 521. Third support sleeve; 522. Third reinforcement plate; 53. Third sleeve; 6. Gear rod; 7. Clamping transmission member; 71. Clamping gear; 72. Clamping rack; 721. Clamping support sleeve; 8. Clamping member; 81. Bidirectional lead screw; 811. Knob; 82. Upper clamping plate; 821. Upper rubber pad; 83. Lower clamping plate; 831. Lower rubber pad; 84. Guide rod; 9. Transmission box. DETAILED DESCRIPTION

[0036] The present application is further described in detail below in conjunction with the accompanying drawings.

[0037] Reference Figure 1 and Figure 2A construction engineering construction measurement equipment includes a measuring instrument 1 and a bracket 2, the bracket 2 includes a support plate 21 and a leg group 22, the leg group 22 includes a first leg 221 hinged to the support plate 21, a second leg 222 intersecting the support plate 21 and a third leg 223 hinged to the support plate 21, the first leg 221, the second leg 222 and the third leg 223 are radially arranged, the measuring instrument 1 is arranged above the bracket 2, a central transmission member is connected to the lower side of the support plate 21, the central transmission member is connected to the first transmission member 3, the second transmission member 4 and the third transmission member 5, the first leg 221 is connected to the first transmission member 3, the second leg 222 is connected to the second transmission member 4, and the third leg 223 is connected to the third transmission member 5. When the bracket 2 needs to be adjusted, the first leg 221 is adjusted so that the first leg 221 drives the first transmission member 3 to move, thereby driving the central transmission member to move, and the central transmission member drives the second transmission member 4 and the third transmission member 5 to move, thereby driving the second leg 222 and the third leg 223 to move, so that the first leg 221, the second leg 222 and the third leg 223 are adjusted synchronously, thereby simplifying the steps of adjusting the bracket 2, and also preventing the bracket 2 from tilting due to the different tilt angles of the first leg 221, the second leg 222 and the third leg 223.

[0038] Reference Figure 1 and Figure 2 A transmission box 9 is fixedly arranged below the support plate 21, and a central transmission member is arranged inside the transmission box 9. The central transmission member includes a gear rod 6, the upper end of the gear rod 6 is rotatably connected to the bottom of the support plate 21, and the lower end of the gear rod 6 is rotatably connected to the transmission box 9. The first transmission member 3 includes a first gear 31, a first rack 32 and a first sleeve 33. The first gear 31 is fixedly connected to the gear rod 6, and the first sleeve 33 is slidably connected to the first support leg 221. One end of the first rack 32 is meshed with the first gear 31, and a first reinforcement plate 322 is fixedly arranged on the other end of the first rack 32. The first reinforcement plate 322 is hinged to the first sleeve 33, and a first support sleeve 321 is slidably connected to the first reinforcement plate 322, and the first support sleeve 321 is fixedly connected to the support plate 21. When adjusting the first leg 221, the first leg 221 drives the first sliding sleeve 33 to move, thereby driving the first rack 32 to slide, thereby driving the first gear 31 to rotate, and the first gear 31 drives the gear rod 6 to rotate, thereby driving the second leg 222 and the third leg 223 to rotate.

[0039] Reference Figure 1 and Figure 2The second transmission member 4 includes a second gear 41, a second rack 42 and a second sleeve 43. The second gear 41 is fixedly connected to the gear rod 6. The second gear 41 is located below the first gear 31. The second sleeve 43 is slidably connected to the second leg 222. One end of the second rack 42 is meshed with the second gear 41, and the other end is fixedly provided with a second reinforcing plate 422. The second reinforcing plate 422 is hinged to the second sleeve 43. There is a bend at one end of the second reinforcing plate 422 connected to the second sleeve 43 so that the second sleeve 43 and the first sleeve 33 are on the same horizontal plane, so that when the second rack 42 and the first rack 32 move the same distance, the second leg 222 and the first leg 221 rotate at the same angle. The second reinforcing plate 422 is slidably connected to the second support sleeve 421, and the second support sleeve 421 is fixedly connected to the support plate 21. When adjusting the first leg 221, the gear rod 6 rotates, thereby driving the second gear 41 to rotate, thereby driving the second rack 42 to slide, thereby driving the second sliding sleeve 43 to move on the second leg 222, thereby driving the second leg 222 to move, thereby achieving synchronous adjustment of the first leg 221 and the second leg 222.

[0040] Reference Figure 1 and Figure 2 The third transmission member 5 includes a third gear 51, a third rack 52 and a third sleeve 53. The third gear 51 is fixedly connected to the gear rod 6. The third gear 51 is located above the first gear 31. The third sleeve 53 is slidably connected to the third leg 223. One end of the third rack 52 is meshed with the third gear 51. The other end of the third rack 52 is fixedly connected to a third reinforcing plate 522. The third reinforcing plate 522 is hinged to the third sleeve 53. There is a bend at one end of the third reinforcing plate 522 connected to the third sleeve 53 so that the third sleeve 53 and the first sleeve 33 are on the same horizontal plane, so that when the third rack 52 and the first rack 32 move the same distance, the third leg 223 and the first leg 221 rotate at the same angle. The third reinforcing plate 522 is slidably connected to the third support sleeve 521, and the third support sleeve 521 is fixedly connected to the support plate 21. When adjusting the first leg 221, the gear rod 6 rotates, thereby driving the third gear 51 to rotate, thereby driving the third rack 52 to slide, thereby driving the third sliding sleeve 53 to move on the third leg 223, thereby driving the third leg 223 to move, thereby achieving synchronous adjustment of the first leg 221 and the third leg 223.

[0041] Reference Figure 3 and Figure 4A clamping cavity 211 is provided inside the support plate 21, and the gear rod 6 penetrates into the clamping cavity 211. A clamping member 8 and a clamping transmission member 7 are provided in the clamping cavity 211. The clamping transmission member 7 includes a clamping gear 71 and a clamping rack 72. The clamping gear 71 is fixedly connected to one end of the gear rod 6 penetrating into the clamping cavity 211, one end of the clamping rack 72 is meshed with the clamping rack 72, and the other end of the clamping rack 72 is connected to the clamping member 8. A clamping support sleeve 721 for supporting and limiting the clamping rack 72 is slidably connected to the clamping rack 72, and the clamping support sleeve 721 is fixed inside the support plate 21. The clamping member 8 includes a bidirectional lead screw 81, an upper clamping plate 82 and a lower clamping plate 83. The bidirectional lead screw 81 is rotatably connected to the lower surface of the clamping cavity 211 at the lower end. The upper end of the bidirectional lead screw 81 penetrates the support plate 21 to reach the upper part of the support plate 21, and the upper end of the bidirectional lead screw 81 is fixedly connected with a knob 811. The upper clamping plate 82 and the lower clamping plate 83 are arranged in the clamping cavity 211. The upper clamping plate 82 is threadedly connected to the upper position of the bidirectional lead screw 81. The lower surface of the upper clamping plate 82 is provided with a knob for An upper rubber pad 821 for increasing friction, a lower clamping plate 83 is arranged at a lower position of the bidirectional screw 81, and a lower rubber pad 831 for increasing friction is arranged on the upper surface of the lower clamping plate 83. A guide rod 84 parallel to the bidirectional screw 81 is arranged in the clamping cavity 211, and both ends of the guide rod 84 are fixed in the clamping cavity 211. The guide rod 84 passes through the upper clamping plate 82 and the lower clamping plate 83. The guide rod 84 is slidably connected to the upper clamping plate 82, and the guide rod 84 is slidably connected to the lower clamping plate 83. After the position of the bracket 2 is adjusted, the bidirectional screw 81 is rotated to bring the upper clamping plate 82 and the lower clamping plate 83 closer together, so that the upper clamping plate 82 and the lower clamping plate 83 clamp the clamping rack 72, thereby clamping the clamping rack 72, thereby clamping the gear rod 6, and then fixing the first leg 221, the second leg 222 and the third leg 223 to prevent the bracket 2 from moving during the construction process, causing the calibrated point line of the measuring instrument 1 to shift, and then causing errors in the construction project.

[0042] The specific implementation principle of this embodiment is as follows: when the support leg group 22 needs to be adjusted to adjust the position of the measuring instrument 1, the first support leg 221 is adjusted, and the first support leg 221 drives the first sliding sleeve 33 to move, thereby driving the first rack 32 and the first gear 31 to move, thereby driving the gear rod 6 to rotate, and the rotation of the gear rod 6 drives the second gear 41 and the third gear 51 to rotate, thereby driving the second rack 42 and the third rack 52 to rotate, and then drives the second support leg 222 and the third support leg 223 to adjust, thereby achieving synchronous adjustment of the support leg group 22. After the support leg adjustment is completed, the knob 811 is turned to drive the two-way lead screw 81 to rotate, so that the upper clamping plate 82 and the lower clamping plate 83 clamp the clamping rack 72, thereby clamping the clamping gear 71 and the gear rod 6, and then clamping the first support leg 221, the second support leg 222 and the third support leg 223, to prevent the movement of the support leg group 22 during the construction process, resulting in inaccurate marking of the measuring instrument 1. Compared with the existing engineering surveying equipment, the engineering construction surveying equipment can synchronously adjust the support leg group 22 so as to reduce the probability of the measuring instrument 1 tilting.

[0043] This specific embodiment is merely an explanation of the present application and is not a limitation of the present application. After reading this specification, those skilled in the art may make modifications to the present embodiment without any creative contribution as needed, but such modifications are protected by the patent law as long as they are within the scope of the claims of the present application.

Claims

1. A construction engineering construction measurement equipment, characterized in that: The invention comprises a measuring instrument (1) and a bracket (2), wherein the measuring instrument (1) is arranged above the bracket (2), the bracket (2) comprises a support plate (21) and a support leg group (22) located below the support plate (21), the support leg group (22) comprising a first support leg (221) hinged to the support plate (21), a second support leg (222) hinged to the support plate (21), and a third support leg (223) hinged to the support plate (21), a central transmission member is rotatably connected directly below the support plate (21), the first support leg (221) is connected to a first transmission member (3), the second support leg (222) is connected to a second transmission member (4), the third support leg (223) is connected to a third transmission member (5), and the first transmission member (3), the second transmission member (4) and the third transmission member (5) are all connected to the central transmission member.

2. A construction engineering construction measurement equipment according to claim 1, characterized in that: The first transmission member (3) comprises a first rack (32), a first gear (31) and a first sliding sleeve (33); the first sliding sleeve (33) is slidably connected to the first support leg (221); the first gear (31) is connected to the central transmission member; one end of the first rack (32) is hinged on the first sliding sleeve (33); the other end of the first rack (32) is meshed with the first gear (31); a first supporting sleeve (321) is slidably connected to the first rack (32); and the first supporting sleeve (321) is fixed below the supporting plate (21).

3. A construction engineering construction measurement equipment according to claim 2, characterized in that: The second transmission member (4) comprises a second rack (42), a second gear (41) and a second sliding sleeve (43); the second sliding sleeve (43) is slidably connected to the second support leg (222); the second gear (41) is connected to the central transmission member; one end of the second rack (42) is hinged on the second sliding sleeve (43); the other end of the second rack (42) is meshed with the second gear (41); a second supporting sleeve (421) is slidably connected to the second rack (42); and the second supporting sleeve (421) is fixed below the supporting plate (21).

4. A construction engineering construction measurement equipment according to claim 3, characterized in that: The third transmission member (5) comprises a third rack (52), a third gear (51) and a third sliding sleeve (53); the third sliding sleeve (53) is slidably connected to the third support leg (223); the third gear (51) is connected to the central transmission member; one end of the third rack (52) is hinged to the third sliding sleeve (53); the other end of the third rack (52) is meshed with the third gear (51); a third supporting sleeve (521) is slidably connected to the third rack (52); and the third supporting sleeve (521) is fixed below the supporting plate (21).

5. A construction engineering construction measurement equipment according to claim 4, characterized in that: The central transmission member comprises a gear rod (6), the gear rod (6) is rotatably connected to the support plate (21), and the first gear (31), the second gear (41) and the third gear (51) are all fixedly connected to the gear rod (6).

6. A construction engineering construction measurement equipment according to claim 5, characterized in that: One end of the second rack (42) connected to the second sliding sleeve (43) is bent so that the second sliding sleeve (43) and the first sliding sleeve (33) are located in the same horizontal plane, and one end of the third rack (52) connected to the third sliding sleeve (53) is bent so that the third sliding sleeve (53) and the first sliding sleeve (33) are located in the same horizontal plane.

7. A construction engineering construction measurement equipment according to claim 6, characterized in that: A clamping cavity (211) is provided inside the support plate (21), and the gear rod (6) is inserted into the clamping cavity (211). One end of the gear rod (6) inserted into the clamping cavity (211) is connected to a clamping transmission member (7), and one end of the clamping transmission member (7) facing away from the gear rod (6) is connected to a clamping member (8).

8. A construction engineering construction measurement equipment according to claim 7, characterized in that: The clamping transmission member (7) comprises a clamping gear (71) and a clamping rack (72); the clamping gear (71) is fixedly connected to the gear rod (6); one end of the clamping rack (72) is connected to the clamping gear (71) and the other end is connected to the clamping member (8); the clamping rack (72) is slidably connected to a clamping support sleeve (721); and the clamping support sleeve (721) is fixed in the support plate (21).

9. A construction engineering construction measurement equipment according to claim 8, characterized in that: The clamping member (8) comprises a bidirectional lead screw (81), an upper clamping plate (82) and a lower clamping plate (83); the bidirectional lead screw (81) is rotatably connected in the clamping cavity (211) at the lower end; the bidirectional lead screw (81) passes through the clamping cavity (211) at the upper end to reach the top of the support plate (21); the upper clamping plate (82) is threadedly connected to the upper part of the bidirectional lead screw (81); and the lower clamping plate (83) is threadedly connected to the lower part of the bidirectional lead screw (81).

10. A construction engineering construction measurement equipment according to claim 9, characterized in that: A guide rod (84) is arranged in the clamping cavity (211), the guide rod (84) is parallel to the bidirectional lead screw (81), the guide rod (84) passes through the upper clamping plate (82) and the lower clamping plate (83), the guide rod (84) is slidably connected to the upper clamping plate (82), and the guide rod (84) is slidably connected to the lower clamping plate (83).

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