CN111174770B - Building engineering straightness detection device that hangs down - Google Patents

Abstract

The invention relates to the technical field of constructional engineering detection equipment, in particular to a constructional engineering verticality detection device, which has the technical scheme that: the base is provided with a cavity, and the inner walls of two opposite sides of the cavity are movably connected with a roller assembly and a control assembly; the upper surface of base rotates and bears the weight of the carousel, the upper surface of carousel is provided with air level and expansion bracket respectively, be provided with crossbeam and measuring mechanism on the expansion bracket respectively, measuring mechanism is located the crossbeam under, one side of crossbeam rotates and bears the weight of line wheel, it has wire rope to take turns to coil, wire rope's free end is connected with the plummet, be equipped with driving piece and power component on the base, take turns to be provided with and is used for coiling wire rope and stop the adjusting part in order to adjust the plummet height position in different positions. The invention can solve the problems that the movement provided by the prior art is more convenient, the stability is poorer in the detection process, and the rotation and height position adjustment of a measuring mechanism cannot be realized.

Description

Building engineering straightness detection device that hangs down

Technical Field

The invention relates to the technical field of constructional engineering detection equipment, in particular to a constructional engineering verticality detection device.

Background

Perpendicularity detection device for building engineering is the device that detects building vertical face straightness that hangs down, and along with the rapid development of building trade, people also are higher and higher to the requirement of building quality, often can use some detection device to guarantee the quality of building, and the straightness detection device that hangs down is one of indispensable detection instrument.

At present, the perpendicularity detection device for building engineering in the prior art often can set up a roller for improving the maneuverability, and although the movement is convenient, the stability is poor when the in-process of detection is carried out, and the traditional perpendicularity detection device is installed and fixed, the rotation and the lifting of a measurement mechanism cannot be realized, so that the use is inconvenient, and the practicability is poor. Therefore, the technical personnel in the field provide a verticality detection device for construction engineering to solve the problems in the background technology.

Disclosure of Invention

The invention aims to provide a building engineering verticality detection device aiming at overcoming the defects in the prior art, and solving the problems that the movement provided by the background technology is convenient, the stability is poor in the detection process, and the rotation and height position adjustment of a measuring mechanism cannot be realized.

The above object of the present invention is achieved by the following technical solutions: a perpendicularity detection device for building engineering comprises a base, wherein the base is provided with a cavity, the cavity penetrates through the lower surface of the base, and the inner walls of two opposite sides of the cavity are movably connected with a roller assembly and a control assembly for controlling the roller assembly to retract into and extend out of the base along the vertical direction; the utility model discloses a lead hammer measuring device, including base, measuring mechanism, bearing disc, line wheel, wire rope, plumb bob, adjusting part, the upper surface of base rotates the load-bearing carousel, the upper surface of carousel is provided with air level and expansion bracket respectively, be provided with crossbeam and measuring mechanism on the expansion bracket respectively, measuring mechanism is located the crossbeam under, one side of crossbeam rotates the load-bearing line wheel, it has wire rope to take turns to coil, wire rope's free end is connected with the plumb bob, be provided with on the base and be used for driving carousel pivoted driving piece and be used for driving the flexible power component of expansion bracket, take turns to and be provided with the adjusting part who is used for coiling wire rope and stops in order to adjust plumb bob height position in different positions.

By adopting the technical scheme, the control assembly controls the roller assembly to ascend and descend, when the roller assembly needs to be moved, the roller assembly can timely stretch out of the base, the device is convenient to move, and the roller assembly can be timely accommodated in the base to keep the stability of the device when the device is detected; and the driving piece can realize the rotation of the turntable, and the power assembly drives the telescopic frame to stretch and further realize the rotation and height position adjustment of the measuring mechanism, so that the application range of the detection device is widened.

The present invention in a preferred example may be further configured to: control assembly includes along vertical direction rotation bear in the threaded rod of cavity inner wall, along the slide bar of the length direction symmetry setting of adjusting lever, threaded connection at the active block on the threaded rod, slide and be connected with the driven piece on the slide bar and run through the active rod of the relative both sides of active block, the active rod sets up with threaded rod mutually perpendicular and both ends correspond the activity respectively and run through two the driven piece, wheel components includes two gyro wheels, and two gyro wheels correspond respectively and connect in the bottom of driven piece.

Through adopting above-mentioned technical scheme, the threaded rod rotates, and then drives the initiative piece and slide from top to bottom, and then drives the driven piece that is located both sides and removes to convenient and fast orders about two gyro wheel synchronous motion retractions and stretches out in the base, simple structure is practical.

The present invention in a preferred example may be further configured to: the base is provided with a synchronizing mechanism for driving the two groups of roller assemblies to synchronously lift, the synchronizing mechanism comprises a rotating shaft which is rotatably connected between two threaded rods and horizontally arranged, and a pair of bevel gears which are meshed with each other are arranged between the two threaded rods and the rotating shaft.

Through adopting above-mentioned technical scheme, can realize two threaded rods switching-over synchronous rotations under the cooperation of axis of rotation and bevel gear, once only realized the effect that four gyro wheels go up and down in step.

The present invention in a preferred example may be further configured to: the top of one of the threaded rods extends out of the upper surface of the base and is fixedly provided with a rotary block.

Through adopting above-mentioned technical scheme, the setting up of carousel makes things convenient for the staff to rotate the threaded rod, has improved the convenience of operation.

The present invention in a preferred example may be further configured to: the telescopic frame comprises a sleeve, an adjusting rod and a telescopic rod, wherein the sleeve is fixedly arranged on the upper surface of the rotary table, the top of the sleeve is provided with an opening, the adjusting rod is movably sleeved on the sleeve, the telescopic rod is positioned on one side of the adjusting rod, the adjusting rod and the telescopic rod are both vertically arranged, and the cross beam is fixedly connected to one side of the top end of the adjusting rod; the power assembly comprises a screw rod which is rotatably supported in the sleeve along the length direction of the sleeve, the adjusting rod is upwards provided with an adjusting groove for screw thread connection of the screw rod from the bottom end, and a screw rod bearing is connected to the lower surface of the turntable and the bottom end of the turntable in a penetrating mode.

Through adopting above-mentioned technical scheme, the lead screw rotates the lift that can drive the regulation pole, and then has realized the regulation of measuring mechanism height, and simple structure is practical.

The present invention in a preferred example may be further configured to: the driving part comprises a servo motor, and an output shaft of the servo motor is fixedly connected to the axis of the turntable; fixed cover on servo motor's the output shaft has connect first gear, the fixed second gear that has connect in bottom of lead screw, the fixed surface of carousel is provided with the installation piece, installation piece threaded connection just runs through there is drive screw, the fixed carrier block that is provided with of drive screw's one end, the carrier block rotates along the horizontal direction and is connected with the third gear, drive screw rotates and orders about the third gear removal respectively with first gear and second gear intermeshing, servo motor drives first gear, second gear and third gear and rotates simultaneously.

Through adopting above-mentioned technical scheme, when the measuring mechanism's of crossbeam high position was adjusted to needs, the staff rotated drive screw and then realized that the third gear removes until third gear and first gear and second gear intermeshing, and then servo motor rotates and drives the lead screw and rotate to the lift of crossbeam has been realized, can switch over the rotation of carousel and two processes of height of measuring mechanism through a servo motor, the structure is practical and the simple operation.

The present invention in a preferred example may be further configured to: the lower surface of carousel is along vertical direction fixedly connected with locating piece, be provided with along the horizontal direction between installation piece and the locating piece and supply the guide rail that the carrier block slided the complex.

Through adopting above-mentioned technical scheme, the cooperation of sliding of guided way and carrier block is to the fine guide effect of carrier block for the carrier block is difficult to take place the skew at the in-process that slides, and then has improved the stability when third gear removes.

The present invention in a preferred example may be further configured to: the line wheel rotates the pivot of connecting on the mount including being fixed the mount and the level that set up in crossbeam one side, adjusting part includes adapter sleeve and dead lever, the dead lever axial is pegged graft in the adapter sleeve, be provided with the fixed part that is used for injecing dead lever grafting position on the adapter sleeve, it has the stiff end to extend on the dead lever, set up a plurality of locating holes that supply the stiff end to peg graft around the adapter sleeve on the mount.

By adopting the technical scheme, after the rotating shaft is rotated, the fixed end extending on the fixed rod is inserted into the positioning hole formed in the rotating shaft fixing frame, so that the rotating shaft is fixed.

The present invention in a preferred example may be further configured to: the positioning holes are circumferentially and uniformly distributed on the surface of the fixing frame.

Through adopting above-mentioned technical scheme, the locating hole of even setting has improved the homogeneity that the dead lever was adjusted.

The present invention in a preferred example may be further configured to: the fixing part comprises a plurality of clamping holes formed in the axis direction of the connecting sleeve, a groove is formed in the fixing rod, a spring is connected in the groove, and a clamping column embedded with the clamping holes is installed on the spring.

By adopting the technical scheme, when the height position of the plumb bob is adjusted, the clamping columns are embedded in different grooves formed in the fixing rod, so that the fixing end on the synchronous fixing rod is inserted into or separated from the positioning hole.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the control assembly controls the roller assembly to lift, when the roller assembly needs to be moved, the roller assembly can timely stretch out of the base, the movement of the device is convenient, and the roller assembly can be timely stored in the base to keep the stability of the device when the device is detected; the driving piece can realize the rotation of the turntable, and the power assembly drives the telescopic frame to stretch so as to realize the rotation and height position adjustment of the measuring mechanism, so that the application range of the detection device is improved;

2. the threaded rod rotates to drive the driving block to slide up and down and further drive the driven blocks positioned on two sides to move, so that the two rollers are driven to synchronously move, retract into and extend out of the base conveniently and quickly, and the structure is simple and practical;

3. when the height position of the measuring mechanism of the cross beam needs to be adjusted, a worker rotates the driving screw rod to further realize the movement of the third gear until the third gear is meshed with the first gear and the second gear, and further the servo motor rotates to drive the lead screw to rotate, so that the lifting of the cross beam is realized, the rotation of the turntable and the height of the measuring mechanism can be switched through one servo motor, and the structure is practical and convenient to operate;

4. after the rotating shaft is rotated, the fixed end extending on the fixed rod is inserted into the positioning hole formed in the rotating shaft fixing frame, so that the rotating shaft is fixed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is a partial cross-sectional view of an embodiment of the invention;

FIG. 3 is a schematic view of a partial connection structure of a cross beam and a wire wheel in the embodiment of the invention;

FIG. 4 is a schematic view of a connection structure of the wire wheel and the adjusting component in the embodiment of the invention;

FIG. 5 is a schematic view showing an assembling relationship of the regulating portion in the embodiment of the present invention;

FIG. 6 is a schematic view showing the assembly of the first gear, the second gear and the third gear in the embodiment of the present invention;

FIG. 7 is a schematic view of a device with a base broken away according to an embodiment of the present invention;

fig. 8 is a schematic view of the inner structure of the base of the embodiment of the invention after being cut open.

In the figure: 1. a base; 101. a cavity; 2. a turntable; 31. a sleeve; 32. adjusting a rod; 33. a cross beam; 34. a telescopic rod; 4. a measuring mechanism; 5. a wire rope; 6. a plumb bob; 7. a roller; 8. a control component; 81. a threaded rod; 82. a slide bar; 83. an active block; 84. a driven block; 85. a driving lever; 86. a support plate; 91. a rotating shaft; 92. a bevel gear; 10. rotating the block; 11. a servo motor; 12. a screw rod; 13. a first gear; 14. a second gear; 15. a third gear; 16. mounting blocks; 17. a bearing block; 18. a drive screw; 19. a knob; 20. positioning blocks; 21. a guide rail; 22. a guard ring; 23. a wire wheel; 231. a fixed mount; 232. a rotating shaft; 24. an adjustment section; 241. fixing the rod; 242. connecting sleeves; 25. a holding rod; 261. a groove; 262. clamping the column; 263. a spring; 27. positioning holes; 28. a clamping hole; 29. a level bubble.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the perpendicularity detection device for the building engineering disclosed by the invention comprises a rectangular base 1, wherein a turntable 2 is rotatably carried on the upper surface of the base 1 along the horizontal direction, a leveling bubble 29 and an expansion bracket are respectively arranged on the upper surface of the turntable 2, a cross beam 33 and a measuring mechanism 4 are respectively arranged on the expansion bracket, and the measuring mechanism 4 is positioned under the cross beam 33. Specifically, the expansion bracket includes that it is sleeve 31 that the opening set up to weld in 2 upper surface one sides of carousel and top along vertical direction, the activity cup joints in sleeve 31 adjust the pole 32 and be located the telescopic link 34 of adjusting pole 32 one side, adjusts pole 32 and telescopic link 34 and all is vertical setting, and crossbeam 33 fixed connection is in the top one side position department of adjusting pole 32.

Referring to fig. 2 and 3, one side of the cross beam 33 rotates along the horizontal direction to carry a wire wheel 23, a steel wire rope 5 is wound on the wire wheel 23, the free end of the steel wire rope 5 is connected with a plumb bob 6, and a driving piece for driving the turntable 2 to rotate and a power assembly for driving the telescopic frame to stretch are arranged on the base 1. Specifically, power component includes and rotates the lead screw 12 that bears in sleeve 31 along sleeve 31 length direction, adjusts pole 32 and upwards offers the adjustment tank that supplies lead screw 12 threaded connection from the bottom, and lead screw 12 bearing is connected in carousel 2 and bottom and is run through the lower surface of carousel 2, and lead screw 12 rotates the lift that can drive regulation pole 32, and then has realized the regulation of 4 height of measuring mechanism, and simple structure is practical.

Referring to fig. 3 and 4, the pulley 23 includes a fixing frame 231 fixedly disposed on one side of the cross beam 33 and a rotating shaft 232 horizontally and rotatably connected to the fixing frame 231, and the pulley 23 is provided with an adjusting assembly for winding the steel wire rope 5 to stay at different positions to adjust the height position of the plumb bob 6. Specifically, the adjusting assembly includes a tubular connecting sleeve 242 and a fixing rod 241, the fixing rod 241 is axially inserted into the connecting sleeve 242, a fixing portion used for limiting the insertion position of the fixing rod 241 is arranged on the connecting sleeve 242, the fixing rod 241 extends to form a fixing end, a plurality of positioning holes 27 for inserting the fixing end are formed in the fixing frame 231 around the connecting sleeve 242, and the plurality of positioning holes 27 are circumferentially and uniformly distributed on the surface of the fixing frame 231. After the rotation of the shaft 232 is completed, the fixed end extending from the fixing rod 241 is inserted into the positioning hole 27 formed in the fixing frame 231 of the shaft 232, so as to fix the shaft 232. Meanwhile, the holding rod 25 is welded on the fixing rod 241, and the holding rod 25 is convenient to rotate by rotating the fixing rod 241 to drive the rotating shaft 232 to rotate.

Referring to fig. 4 and 5, specifically, the fixing portion includes a plurality of clamping holes 28 formed along the axial direction of the connecting sleeve 242, a groove 261 is formed in the fixing rod 241, a spring 263 is connected in the groove 261, and a clamping column 262 for being embedded with the clamping holes 28 is installed at one end of the spring 263 away from the bottom of the groove 261.

Referring to fig. 2 and 6, a driving member for driving the turntable 2 to rotate and a power assembly for driving the expansion bracket to expand and contract are arranged on the base 1. Specifically, the driving part comprises a servo motor 11 vertically arranged on the upper surface of the base 1, and an output shaft of the servo motor 11 is fixedly connected to the axis of the turntable 2; the power assembly comprises a screw rod 12 which is rotatably supported in a sleeve 31 along the length direction of the sleeve 31, an adjusting rod 32 is upwards provided with an adjusting groove for the screw rod 12 to be in threaded connection from the bottom end, and a bearing of the screw rod 12 is connected to the turntable 2 and the bottom end of the screw rod 12 penetrates through the lower surface of the turntable 2.

In addition, a first gear 13 is fixedly sleeved on an output shaft of the servo motor 11, a second gear 14 is fixedly sleeved at the bottom end of the screw rod 12, a mounting block 16 is fixedly arranged on the lower surface of the rotary table 2, the mounting block 16 is in threaded connection and penetrates through a driving screw 18, a bearing block 17 is fixedly arranged at one end of the driving screw 18, a knob 19 is fixedly connected to the other end of the driving screw 18 and penetrates through the mounting block 16, the bearing block 17 is rotatably connected with a third gear 15 along the horizontal direction, the driving screw 18 rotates to drive the third gear 15 to move and is meshed with the first gear 13 and the second gear 14 respectively, and the servo motor 11 drives the first gear 13, the second gear 14 and the third gear 15 to rotate simultaneously. When the height position of the measuring mechanism 4 of the cross beam 33 needs to be adjusted, the worker rotates the driving screw 18 and further realizes that the third gear 15 moves until the third gear 15 is meshed with the first gear 13 and the second gear 14, and further the servo motor 11 rotates to drive the lead screw 12 to rotate, so that the lifting of the cross beam 33 is realized, the rotation of the turntable 2 and the two processes of the height of the measuring mechanism 4 can be switched through one servo motor 11, and the structure is practical and the operation is convenient.

Referring to fig. 2 and 6, the lower surface of the turntable 2 is fixedly connected with a rectangular positioning block 20 along the vertical direction, a guide rail 21 for the bearing block 17 to slide and cooperate is arranged between the mounting block 16 and the positioning block 20 along the horizontal direction, and the sliding cooperation of the guide rail 21 and the bearing block 17 has a good guiding effect on the bearing block 17, so that the bearing block 17 is not easy to shift in the sliding process, and further, the stability of the third gear 15 during movement is improved. In addition, a guard ring 22 surrounding the turntable 2 is circumferentially disposed on the upper surface of the base 1, and an opening is disposed on a side of the guard ring 22 close to the knob 19.

Referring to fig. 7 and 8, the base 1 is provided with a cavity 101, and the cavity 101 penetrates through the lower surface of the base 1; meanwhile, the inner walls of two opposite sides of the cavity 101 are movably connected with a roller assembly and a control assembly 8 for controlling the roller assembly to retract into and extend out of the base 1 along the vertical direction. Specifically, the control assembly 8 comprises a threaded rod 81 rotatably borne on the inner wall of the cavity 101 along the vertical direction, sliding rods 82 symmetrically arranged along the length direction of the adjusting rod 32, a driving block 83 in threaded connection with the threaded rod 81, driven blocks 84 in sliding connection with the sliding rods 82, and driving rods 85 penetrating through two opposite sides of the driving block 83, wherein the driving rod 85 and the threaded rod 81 are mutually perpendicular, two ends of the driving rod 85 and two ends of the driving rod 81 respectively penetrate through the two driven blocks 84 in a corresponding and movable manner, the bottom ends of the threaded rod 81 and the sliding rods 82 are rotatably connected with supporting plates 86, and the lower surfaces of the supporting plates 86 are flush with the lower surface of the base 1; the roller assembly comprises two rollers 7, and the two rollers 7 are respectively and correspondingly connected to the bottom ends of the driven blocks 84. Threaded rod 81 rotates, and then drives the initiative piece 83 and slide from top to bottom, and then drives the driven piece 84 that is located both sides and removes to convenient and fast orders about two gyro wheels 7 synchronous motion retraction and stretch out in base 1, simple structure is practical.

Meanwhile, a synchronous mechanism for driving the two groups of roller assemblies to synchronously lift is arranged on the base 1; specifically, the synchronizing mechanism includes a rotating shaft 91 rotatably connected between the two threaded rods 81 and horizontally disposed, and a pair of bevel gears 92 engaged with each other are fixedly installed between the two threaded rods 81 and the rotating shaft 91. The top of one of the threaded rods 81 extends out of the upper surface of the base 1 and is fixedly provided with a rotary block 10, so that a worker can conveniently rotate the threaded rod 81 to adjust the threaded rod.

The implementation principle of the embodiment is as follows: when the lifting of the roller 7 assembly needs to be adjusted, a worker rotates the rotary table 2, the threaded rod 81 rotates, the driving block 83 is driven to slide up and down, the driven blocks 84 on two sides are driven to move, and therefore the two rollers 7 are driven to synchronously move, retract into and extend out of the base 1 conveniently and quickly; when the height position of the measuring mechanism 4 of the cross beam 33 needs to be adjusted, the worker rotates the driving screw 18 and further realizes that the third gear 15 moves until the third gear 15 is meshed with the first gear 13 and the second gear 14, and further the servo motor 11 rotates to drive the lead screw 12 to rotate, so that the lifting of the cross beam 33 is realized, the rotation of the turntable 2 and the two processes of the height of the measuring mechanism 4 can be switched through one servo motor 11, and the structure is practical and the operation is convenient.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (8)

1. The utility model provides a building engineering straightness detection device that hangs down, includes base (1), its characterized in that: the base (1) is provided with a cavity (101), the cavity (101) penetrates through the lower surface of the base (1), and the inner walls of two opposite sides of the cavity (101) are movably connected with a roller assembly and a control assembly (8) for controlling the roller assembly to retract into and extend out of the base (1) along the vertical direction; the upper surface of the base (1) rotates to bear a turntable (2), the upper surface of the turntable (2) is provided with a level bubble (29) and an expansion bracket respectively, the expansion bracket is provided with a cross beam (33) and a measuring mechanism (4) respectively, the measuring mechanism (4) is positioned under the cross beam (33), one side of the cross beam (33) rotates to bear a wire wheel (23), a steel wire rope (5) is wound on the wire wheel (23), the free end of the steel wire rope (5) is connected with a plumb bob (6), the base (1) is provided with a driving piece for driving the turntable (2) to rotate and a power assembly for driving the expansion bracket to expand and contract, and the wire wheel (23) is provided with an adjusting assembly for winding the steel wire rope (5) to stop at different positions to adjust the height position of the plumb bob (6); the telescopic frame comprises a sleeve (31) which is fixedly arranged on the upper surface of the turntable (2) and is provided with an opening at the top, an adjusting rod (32) movably sleeved on the sleeve (31) and a telescopic rod (34) positioned on one side of the adjusting rod (32), the adjusting rod (32) and the telescopic rod (34) are both vertically arranged, and the cross beam (33) is fixedly connected to one side of the top end of the adjusting rod (32); the power assembly comprises a screw rod (12) which is rotatably supported in a sleeve (31) along the length direction of the sleeve (31), an adjusting groove for threaded connection of the screw rod (12) is formed in the adjusting rod (32) from the bottom end to the top, the screw rod (12) is connected to the turntable (2) in a bearing mode, and the bottom end of the screw rod penetrates through the lower surface of the turntable (2); the driving piece comprises a servo motor (11), and an output shaft of the servo motor (11) is fixedly connected to the axis of the turntable (2); fixed cover on the output shaft of servo motor (11) has connect first gear (13), the fixed cover in bottom of lead screw (12) has connect second gear (14), the lower fixed surface of carousel (2) is provided with installation piece (16), installation piece (16) threaded connection just runs through has drive screw (18), the fixed carrier block (17) that is provided with in one end of drive screw (18), carrier block (17) rotate along the horizontal direction and are connected with third gear (15), drive screw (18) rotate and order about third gear (15) and remove respectively with first gear (13) and second gear (14) intermeshing, servo motor (11) drive first gear (13), second gear (14) and third gear (15) rotate simultaneously.

2. The building engineering verticality detection device according to claim 1, characterized in that: control assembly (8) including rotate along vertical direction bear in threaded rod (81) of cavity (101) inner wall, along slide bar (82), the driving block (83) of threaded connection on threaded rod (81) that the length direction symmetry of adjusting pole (32) set up, slide and be connected with driven block (84) on slide bar (82) and run through driving rod (85) of the relative both sides of driving block (83), driving rod (85) set up and both ends correspond the activity respectively and run through two with threaded rod (81) mutually perpendicular driven block (84), the wheel components includes two gyro wheels (7), and two gyro wheels (7) correspond respectively and connect in the bottom of driven block (84).

3. The building engineering verticality detection device according to claim 2, characterized in that: the base (1) is provided with a synchronizing mechanism for driving two groups of roller assemblies to synchronously lift, the synchronizing mechanism comprises a rotating shaft (91) which is rotatably connected between two threaded rods (81) and horizontally arranged, and a pair of bevel gears (92) which are meshed with each other are arranged between the two threaded rods (81) and the rotating shaft (91).

4. The building engineering verticality detection device according to claim 3, wherein: the top of one of the threaded rods (81) extends out of the upper surface of the base (1) and is fixedly provided with a rotary block (10).

5. The building engineering verticality detection device according to claim 1, characterized in that: the lower surface of carousel (2) is along vertical direction fixedly connected with locating piece (20), be provided with between installation piece (16) and locating piece (20) along the horizontal direction and supply bearing block (17) matched guide rail (21) that slides.

6. The building engineering verticality detection device according to claim 1, characterized in that: line wheel (23) including being fixed setting in mount (231) and the horizontal rotation of crossbeam (33) one side and connecting pivot (232) on mount (231), adjusting part includes adapter sleeve (242) and dead lever (241), dead lever (241) axial is pegged graft in adapter sleeve (242), be provided with the fixed part that is used for injecing dead lever (241) grafting position on adapter sleeve (242), it has the stiff end to extend on dead lever (241), set up a plurality of locating holes (27) that supply the stiff end to peg graft around adapter sleeve (242) on mount (231).

7. The building engineering verticality detection device according to claim 6, wherein: the positioning holes (27) are circumferentially and uniformly distributed on the surface of the fixing frame (231).

8. The building engineering verticality detection device according to claim 7, wherein: the fixed part includes along a plurality of card holes (28) that adapter sleeve (242) axis direction was seted up, recess (261) have been seted up on dead lever (241), be connected with spring (263) in recess (261), install on spring (263) and be used for with card post (262) of card hole (28) gomphosis.

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