CN210036739U

CN210036739U - Convenient to use's straightness detection device that hangs down for building engineering

Info

Publication number: CN210036739U
Application number: CN201920757808.2U
Authority: CN
Inventors: 王国栋
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-02-07
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a convenient to use's straightness detection device that hangs down for building engineering, including installation pole, mounting hole, mounting bracket, spout and observation table, the top and the bottom of installation pole right-hand member face all are equipped with the mounting hole, and the top of installation pole left end face is equipped with the mounting bracket, and the top of installation pole is equipped with the spout; the right end face of the installation rod is provided with two observation tables which are arranged at intervals up and down, and a limit button is arranged between the two observation tables. The utility model is provided with the measuring head, the verticality of the wall surface is reflected as the difference between the shortening amounts of the two first springs, and the shortening amounts of the first springs are displayed on the observation table through the second winding wheel, so that a user can read the numerical value conveniently; the utility model discloses set up limit button, limit button can make the numerical value of current observation table fixed, and the user can press limit button and save current numerical value, need not keep the state of installation pole and wall laminating always for measurement process is more convenient.

Description

Convenient to use's straightness detection device that hangs down for building engineering

Technical Field

The utility model relates to a building engineering measures the field, specifically is a convenient to use's straightness detection device that hangs down for building engineering.

Background

In the building engineering, the perpendicularity verification of the building wall surface is one of the key points for building verification. The mode that detects building wall now generally is adopting the plumb line directly to detect, only relies on workman's naked eye to judge the straightness that hangs down, and the plumb line is easily influenced by wind-force in external environment moreover, leads to this kind of detection mode error very big. Some verticality detection devices exist in the market at present, the structures of the detection devices are complex, some devices can be operated by two persons, the detection devices are not suitable for fast-paced working progress on a construction site, and narrow positions are not suitable for using the devices with large and complex structures due to different environments of the construction site, and the devices are not convenient for workers to carry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient to use's straightness detection device that hangs down for building engineering to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a convenient-to-use perpendicularity detection device for building engineering comprises an installation rod, installation holes, an installation frame, a sliding groove and an observation meter, wherein the installation holes are formed in the top end and the bottom end of the right end face of the installation rod; the right end face of the installation rod is provided with two observation tables which are arranged at intervals up and down, and a limit button is arranged between the two observation tables.

As a further aspect of the present invention: the measuring head is characterized in that the mounting rod is a hollow rod with a rectangular cross section, a measuring head is arranged in the mounting hole, the left end of the measuring head is arranged in the mounting hole in an inserting mode, the left end of the measuring head is fixedly connected with the right end of a first connecting rod, the left end of the first connecting rod is arranged on the inner side of the mounting rod, a first spring is sleeved on the outer ring of the first connecting rod, the left end of the first spring is fixedly arranged on the outer side wall of the mounting rod, and the right end of the first spring is fixedly arranged at the left end of the; the inside of installation pole is equipped with two first pulleys, and the position of two first pulleys corresponds the position of two mounting holes respectively, and the left end of head rod is connected with the one end of first haulage rope, and the other end of first haulage rope is walked around first pulley setting.

As a further aspect of the present invention: the observation meter comprises a pointer and a dial plate, scales are marked on the dial plate, and one end of the pointer pointing to the center of the dial plate is connected with the right end of the rotating rod; the left end of the rotating rod is arranged inside the mounting rod, the left end of the rotating rod is fixedly connected with the right end face of the third bevel gear, the left end face of the third bevel gear is fixedly connected with the second rotating shaft, the left end of the second rotating shaft is arranged on the inner side wall of the mounting rod in an inserting mode, the second rotating shaft is sleeved with a second winding wheel, the bottom end of a first traction rope which bypasses the upper first pulley is wound on the second winding wheel positioned inside the upper observation meter, and the top end of the first traction rope which bypasses the lower first pulley is wound on the second winding wheel positioned inside the lower observation meter; the second spring is sleeved on the second rotating shaft and arranged on the left side of the second rolling wheel, the left end of the second spring is fixedly connected with the inner side wall of the mounting rod, and the right end of the second spring is fixedly connected with the left end face of the second rolling wheel.

As a further aspect of the present invention: the left end of the limiting button is fixedly connected with the right end of the third connecting rod, the left end of the third connecting rod is arranged inside the mounting rod, and the left end of the third connecting rod is fixedly connected with the fourth bevel gear.

As a further aspect of the present invention: an end cover is arranged at the top end of the mounting frame, a first rotating shaft is inserted into the end cover, the top end of the first rotating shaft is positioned above the end cover, a knob is arranged at the top end of the first rotating shaft, a shaft section of the first rotating shaft, which is positioned above the end cover, is provided with a limiting hole, the bottom end of the first rotating shaft is arranged below the end cover, and a first bevel gear is arranged at the bottom end of the first rotating shaft; the mounting frame is an equilateral triangle frame formed by three vertical plates in a surrounding mode, a fixed shaft is arranged in the center of each inner end face of the mounting frame, the ends, deviating from each other, of the three fixed shafts are fixed to the three inner end faces of the mounting frame respectively, one end, opposite to each other, of each of the three fixed shafts is provided with a second bevel gear respectively, and the second bevel gears are meshed with the first bevel gears; the fixed shaft is sleeved with a first winding wheel, suspension ropes are wound on the first winding wheel, the winding directions of the three suspension ropes on the three first winding wheels are consistent, and the bottom ends of the suspension ropes are connected with heavy hammers; the position that installation pole left side wall is close to the bottom is equipped with the mount, and the left end setting of mount is under the mounting bracket central point puts.

As a further aspect of the present invention: the inside of spout is equipped with the gag lever post, and the top of gag lever post is equipped with the slider, and the gag lever post is the member that the level set up, and the position of gag lever post corresponds with the position in spacing hole.

As a further aspect of the present invention: the installation rod is formed by splicing a first installation block and a second installation block, a plurality of slots are formed in the first installation block, a plurality of insertion blocks are arranged on the second installation block, and the insertion blocks correspond to the slots one by one.

As a further aspect of the present invention: the left end of the measuring head is fixedly connected with the right end of the second connecting rod, a second pulley is arranged inside the mounting rod, the left end of the second connecting rod is connected with one end of a second traction rope, and the other end of the second traction rope is wound around the right side of the second pulley and is wound on a second winding wheel.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model is provided with the measuring head, the verticality of the wall surface is reflected as the difference between the shortening amounts of the two first springs, and the shortening amounts of the first springs are displayed on the observation table through the second winding wheel, so that a user can read the numerical value conveniently; the utility model discloses set up limit button, limit button can make the numerical value of current observation table fixed, and the user can press limit button and save current numerical value, need not keep the state of installation pole and wall laminating always, makes the measurement process more convenient; the utility model discloses set up three suspension ropes and hang the weight, three suspension ropes that are the triangular pyramid range compare with one or two suspension ropes, can reduce the rocking of weight, have effectively reduced the influence of wind-force to the weight position, have set up first bevel gear and second bevel gear simultaneously and make three suspension ropes always transfer or retrieve jointly, make the weight fall and the process of rising more stable; the utility model discloses set up the installation pole of being become by first installation piece and second installation piece amalgamation, the user can decompose the dismantlement to the installation pole, and convenient to use person adjusts maintenance, change to the inner structure of installation pole.

Drawings

Fig. 1 is a left front view of a three-dimensional structure of a first perpendicularity detection device for construction engineering, which is convenient to use.

Fig. 2 is a right front view of a three-dimensional structure of a first perpendicularity detection device for construction engineering, which is convenient to use.

Fig. 3 is a front cross-sectional view of a first embodiment of a perpendicularity detecting device for construction engineering, which is convenient to use.

Fig. 4 is a partially enlarged view of a position a in a first embodiment of a perpendicularity detecting apparatus for construction work, which is convenient to use.

Fig. 5 is a partially enlarged view of a position B in a first embodiment of a perpendicularity detecting apparatus for construction work, which is convenient to use.

Fig. 6 is a partially enlarged view of a position C in a first embodiment of a perpendicularity detecting apparatus for construction work, which is convenient to use.

Fig. 7 is an enlarged schematic view of a three-dimensional structure of a mounting bracket in a first embodiment of a perpendicularity detection device for construction engineering, which is convenient to use.

Fig. 8 is a plan view of a first embodiment of a perpendicularity detecting apparatus for construction engineering, which is convenient to use.

Fig. 9 is an exploded view of a mounting rod in the first embodiment of the verticality detection device for construction engineering, which is convenient to use.

Fig. 10 is a front sectional view of a second embodiment of a perpendicularity detecting apparatus for construction work, which is convenient to use.

Fig. 11 is a partially enlarged view of a position D in the second embodiment of the perpendicularity detecting apparatus for construction work, which is convenient to use.

In the figure: 1. mounting a rod; 11. a first mounting block; 12. a second mounting block; 13. a slot; 14. inserting a block; 2. mounting holes; 21. a measuring head; 22. a first connecting rod; 23. a first spring; 24. a first pulley; 25. a first pull cord; 26. a second connecting rod; 27. a second pulley; 28. a second pull cord; 3. a mounting frame; 31. an end cap; 32. a first rotating shaft; 33. a knob; 34. a limiting hole; 35. a first bevel gear; 36. a fixed shaft; 37. a second bevel gear; 38. a first reel; 4. a chute; 41. a slider; 42. a limiting rod; 5. a suspension rope; 6. a weight; 7. a fixed mount; 8. an observation table; 81. a pointer; 82. a dial plate; 83. rotating the rod; 84. a third bevel gear; 85. a second rotating shaft; 86. a second reel; 87. a second spring; 9. a limit button; 91. a third connecting rod; 92. and a fourth bevel gear.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example one

Referring to fig. 1-9, a convenient-to-use perpendicularity detection device for construction engineering comprises an installation rod 1, installation holes 2, an installation frame 3, a sliding groove 4 and an observation meter 8, wherein the installation holes 2 are formed in the top end and the bottom end of the right end face of the installation rod 1, the installation frame 3 is arranged at the top end of the left end face of the installation rod 1, the sliding groove 4 is formed in the top end of the installation rod 1, and the installation rod 1 is a hollow rod with a rectangular cross section; the right end face of the installation rod 1 is provided with two observation tables 8, the two observation tables 8 are arranged at intervals from top to bottom, and a limit button 9 is arranged between the two observation tables 8.

As shown in fig. 5, a measuring head 21 is arranged in the mounting hole 2, the left end of the measuring head 21 is inserted into the mounting hole 2, the left end of the measuring head 21 is fixedly connected with the right end of a first connecting rod 22, the left end of the first connecting rod 22 is arranged on the inner side of the mounting rod 1, a first spring 23 is sleeved on the outer ring of the first connecting rod 22, the left end of the first spring 23 is fixedly arranged on the outer side wall of the mounting rod 1, the right end of the first spring 23 is fixedly arranged on the left end of the measuring head 21, and the measuring head 21 moves to the left in the mounting hole 2 and needs to overcome the elastic force of the first spring 23; the inside of installing rod 1 is equipped with two first pulleys 24, and the position of two first pulleys 24 corresponds the position of two mounting holes 2 respectively, and the left end of head rod 22 is connected with the one end of first haulage rope 25, and the other end of first haulage rope 25 is around first pulley 24 setting.

As shown in fig. 4, the observation meter 8 includes a pointer 81 and a dial 82, scales are marked on the dial 82, one end of the pointer 81 pointing to the center of the dial 82 is connected with the right end of a rotating rod 83, the rotating rod 83 can drive the pointer 81 to rotate on the dial 82, and a user can read the reading of the dial 82; the left end of the rotating rod 83 is arranged inside the installation rod 1, the left end of the rotating rod 83 is fixedly connected with the right end face of the third bevel gear 84, the left end face of the third bevel gear 84 is fixedly connected with the second rotating shaft 85, the left end of the second rotating shaft 85 is arranged on the inner side wall of the installation rod 1 in an inserting mode, the second rotating shaft 85 is sleeved with the second rolling wheel 86, the bottom end of the first traction rope 25 which bypasses the upper first pulley 24 is wound on the second rolling wheel 86 which is positioned inside the upper observation table 8, and the top end of the first traction rope 25 which bypasses the lower first pulley 24 is wound on the second rolling wheel 86 which is positioned inside the lower observation table 8; the second rotating shaft 85 is sleeved with a second spring 87, the second spring 87 is arranged on the left side of the second rolling wheel 86, the left end of the second spring 87 is fixedly connected with the inner side wall of the installation rod 1, the right end of the second spring 87 is fixedly connected with the left end face of the second rolling wheel 86, the second spring 87 is in a torsional state, the second rolling wheel 86 is driven by the second spring 87 to rotate, the pulling force of the first traction rope 25 by the first connecting rod 22 is balanced with the winding force of the first traction rope 25 by the second rolling wheel 86, so that the first traction rope 25 is straightened, the second rotating shaft 85 drives the second winding wheel 86 to rotate, the torsional elasticity of the second spring 87 needs to be overcome, when the measuring head 21 compresses the first spring 23 to move leftward, the first traction rope 25 is partially wound by the second winding wheel 86, the second rotating shaft 85 rotates, so that the rotating lever 83 rotates the pointer 81 and the user can read the value from the dial 82.

The left end of the limit button 9 is fixedly connected with the right end of the third connecting rod 91, the left end of the third connecting rod 91 is arranged inside the mounting rod 1, the left end of the third connecting rod 91 is fixedly connected with the fourth bevel gear 92, the fourth bevel gear 92 can be meshed with the two third bevel gears 84 by pressing the limit button 9 leftwards, the fourth bevel gear 92 can be fixed by fixing the two third bevel gears 84 due to the fact that the fourth bevel gear 92 cannot rotate, and therefore the position of the pointer 81 in the observation table 8 is fixed, the reading is kept unchanged, and convenience is brought to a user to read numerical values.

As shown in fig. 6-8, an end cover 31 is disposed at the top end of the mounting frame 3, a first rotating shaft 32 is inserted into the end cover 31, the top end of the first rotating shaft 32 is located above the end cover 31, a knob 33 is disposed at the top end of the first rotating shaft 32, a limiting hole 34 is disposed on a shaft section of the first rotating shaft 32 located above the end cover 31, the bottom end of the first rotating shaft 32 is disposed below the end cover 31, a first bevel gear 35 is disposed at the bottom end of the first rotating shaft 32, and the knob 33 can drive the first rotating shaft 32 and the first bevel gear 35 to rotate; the mounting frame 3 is an equilateral triangle frame formed by three vertical plates in a surrounding mode, a fixed shaft 36 is arranged in the center of each inner end face of the mounting frame 3, the ends, deviating from each other, of the three fixed shafts 36 are fixed to the three inner end faces of the mounting frame 3 respectively, one end, opposite to each other, of each of the three fixed shafts 36 is provided with a second bevel gear 37 respectively, and the second bevel gears 37 are meshed with the first bevel gears 35; the fixed shaft 36 is sleeved with a first winding wheel 38, the first winding wheel 38 can rotate around the fixed shaft 36, the suspension ropes 5 are wound on the first winding wheel 38, the winding directions of the three suspension ropes 5 on the three first winding wheels 38 are consistent, so that when the three suspension ropes 5 are simultaneously lowered or raised, the rotating directions of the three first winding wheels 38 are consistent, and the bottom ends of the suspension ropes 5 are connected with the heavy hammer 6; the position that installation pole 1 left side wall is close to the bottom is equipped with mount 7, and the left end setting of mount 7 is under 3 central point on the mounting bracket puts to when making weight 6 to drop under the action of gravity, just can the joint at the left end of mount 7.

The inside of spout 4 is equipped with gag lever post 42, and the top of gag lever post 42 is equipped with slider 41, and gag lever post 42 is the member that the level set up, and the position of gag lever post 42 corresponds with the position of spacing hole 34, can promote gag lever post 42 through slider 41 and move left along spout 4 for gag lever post 42 inserts in the spacing hole 34, thereby fixes first axis of rotation 32, makes first axis of rotation 32 unable rotation.

As shown in fig. 9, the mounting rod 1 is formed by splicing a first mounting block 11 and a second mounting block 12, a plurality of slots 13 are formed in the first mounting block 11, a plurality of insertion blocks 14 are formed in the second mounting block 12, the insertion blocks 14 correspond to the slots 13 in position one to one, and the first mounting block 11 and the second mounting block 12 can be spliced into the whole mounting rod 1 through the matching of the insertion blocks 14 and the slots 13.

In the use process of the present embodiment, a user holds the mounting rod 1 by hand, firstly, the weight 6 is lowered to the height of the fixing frame 7 through the first rolling wheel 38, and then the limiting rod 42 fixes the first rotating shaft 32 through the sliding block 41, so as to fix the height of the weight 6; a user leans the mounting rod 1 against a wall to be measured, so that the measuring head 21 is in contact with the wall, carefully observes whether the heavy hammer 6 is in contact with the fixing frame 7 or not, slightly presses the mounting rod 1 to enable the measuring head 21 to retract into the mounting hole 2 by overcoming the elasticity of the first spring 23, and continuously adjusts the length of the upper measuring head 21 and the lower measuring head 21 retracting into the mounting hole 2 until the heavy hammer 6 is in contact with the fixing frame 7, at the moment, the mounting rod 1 is parallel to the plumb line of the heavy hammer 6, and the mounting rod 1 is in a vertical state; when the measuring head 21 is moved leftward against the elastic force of the first spring 23, the second spring 87 is in a twisted state. The second spring 87 drives the second winding wheel 86 to rotate, so that the second winding wheel 86 can pull the first pulling rope 25 to rotate by an angle, the size of the rotation angle depends on the length of the measuring head 21 moving leftwards, and the rotating rod 83 can drive the pointer 81 to rotate on the dial 82 by the same angle along with the rotation of the second winding wheel 86, so that the user can read the numerical value on the dial 82.

When the mounting rod 1 is in a vertical state, a user presses the limit button 9 to fix the readings on the observation tables 8, the user can take down the mounting rod 1 to carefully record the readings on the two observation tables 8, and when the numerical value of the observation table 8 positioned above is larger than the numerical value of the observation table 8 positioned below, the distance that the measuring head 21 positioned above moves leftwards is longer, so that the measuring point positioned above is closer to the left than the measuring point positioned below, and the wall to be measured inclines leftwards; when the numerical value of the observation table 8 positioned above is smaller than the numerical value of the observation table 8 positioned below, the measurement head 21 positioned below can move leftwards for a longer distance, so that the measurement point positioned above is closer to the right than the measurement point positioned below, and the wall to be measured inclines rightwards; when the readings of the two observation tables 8 are consistent, it indicates that the wall to be measured is vertical relative to the ground.

Example two

Referring to fig. 10 and 11, a different feature of this embodiment from the embodiment is that the left end of the measuring head 21 is fixedly connected to the right end of the second connecting rod 26, the second pulley 27 is disposed inside the mounting rod 1, the left end of the second connecting rod 26 is connected to one end of the second pulling rope 28, and the other end of the second pulling rope 28 is wound around the second winding wheel 86 by the right side of the second pulley 27.

Compared with the first embodiment, the measuring head 21 moves leftwards to directly pull the second pulling rope 28, so that the second pulling rope 28 pulls the second winding wheel 86 to rotate, the pointer 81 is driven to rotate, the second spring 87 is not needed to keep a torsional state, the second spring 87 only plays a role in resetting the pointer 81, fatigue damage of the second spring 87 is relieved, and the service life of the second spring 87 is prolonged.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A convenient-to-use verticality detection device for building engineering comprises an installation rod (1), installation holes (2), an installation frame (3), a sliding chute (4) and an observation meter (8), and is characterized in that the installation holes (2) are formed in the top end and the bottom end of the right end face of the installation rod (1), the installation frame (3) is arranged at the top end of the left end face of the installation rod (1), and the sliding chute (4) is formed in the top end of the installation rod (1); the right end face of installation pole (1) is equipped with two watchlists (8), and two watchlists (8) are the interval from top to bottom and are set up, are equipped with stop button (9) between two watchlists (8).

2. The convenient perpendicularity detecting device for the building engineering is characterized in that the mounting rod (1) is a hollow rod with a rectangular cross section, a measuring head (21) is arranged in the mounting hole (2), the left end of the measuring head (21) is arranged in the mounting hole (2) in a penetrating mode, the left end of the measuring head (21) is fixedly connected with the right end of a first connecting rod (22), the left end of the first connecting rod (22) is arranged on the inner side of the mounting rod (1), a first spring (23) is sleeved on the outer ring of the first connecting rod (22), the left end of the first spring (23) is fixedly arranged on the outer side wall of the mounting rod (1), and the right end of the first spring (23) is fixedly arranged at the left end of the measuring head (21); the inside of installation pole (1) is equipped with two first pulleys (24), and the position of two first pulleys (24) corresponds the position of two mounting holes (2) respectively, and the left end of head rod (22) is connected with the one end of first haulage rope (25), and the other end of first haulage rope (25) is walked around first pulley (24) and is set up.

3. The verticality detection device for construction engineering, which is convenient to use according to claim 1, is characterized in that the observation table (8) comprises a pointer (81) and a dial (82), wherein scales are marked on the dial (82), and one end, pointing to the center of the dial (82), of the pointer (81) is connected with the right end of the rotating rod (83); the left end of the rotating rod (83) is arranged inside the installation rod (1), the left end of the rotating rod (83) is fixedly connected with the right end face of the third bevel gear (84), the left end face of the third bevel gear (84) is fixedly connected with the second rotating shaft (85), the left end of the second rotating shaft (85) is arranged on the inner side wall of the installation rod (1) in a penetrating mode, the second rotating shaft (85) is sleeved with the second winding wheel (86), the bottom end of the first traction rope (25) bypassing the upper first pulley (24) is wound on the second winding wheel (86) located inside the upper observation meter (8), and the top end of the first traction rope (25) bypassing the lower first pulley (24) is wound on the second winding wheel (86) located inside the lower observation meter (8); the second spring (87) is sleeved on the second rotating shaft (85), the second spring (87) is arranged on the left side of the second rolling wheel (86), the left end of the second spring (87) is fixedly connected with the inner side wall of the mounting rod (1), and the right end of the second spring (87) is fixedly connected with the left end face of the second rolling wheel (86).

4. The construction engineering verticality detection device convenient to use according to claim 1, wherein the left end of the limit button (9) is fixedly connected with the right end of a third connecting rod (91), the left end of the third connecting rod (91) is arranged inside the installation rod (1), and the left end of the third connecting rod (91) is fixedly connected with a fourth bevel gear (92).

5. The construction engineering verticality detection device convenient to use according to claim 1, wherein an end cover (31) is arranged at the top end of the mounting frame (3), a first rotating shaft (32) is inserted into the end cover (31), the top end of the first rotating shaft (32) is located above the end cover (31), a knob (33) is arranged at the top end of the first rotating shaft (32), a limiting hole (34) is formed in a shaft section of the first rotating shaft (32) located above the end cover (31), the bottom end of the first rotating shaft (32) is arranged below the end cover (31), and a first bevel gear (35) is arranged at the bottom end of the first rotating shaft (32); the mounting rack (3) is an equilateral triangle frame formed by three vertical plates in a surrounding mode, a fixing shaft (36) is arranged at the center of each inner end face of the mounting rack (3), one ends, deviating from each other, of the three fixing shafts (36) are fixed to the three inner end faces of the mounting rack (3) respectively, one ends, facing to each other, of the three fixing shafts (36) are provided with second bevel gears (37) respectively, and the second bevel gears (37) are meshed with the first bevel gears (35) mutually; the fixed shaft (36) is sleeved with a first winding wheel (38), the first winding wheel (38) is wound with suspension ropes (5), the winding directions of the three suspension ropes (5) on the three first winding wheels (38) are consistent, and the bottom ends of the suspension ropes (5) are connected with a heavy hammer (6); the position that installation pole (1) left side wall is close to the bottom is equipped with mount (7), and the left end setting of mount (7) is under mounting bracket (3) central point puts.

6. The construction engineering verticality detection device according to claim 1, wherein a limiting rod (42) is disposed inside the sliding groove (4), a sliding block (41) is disposed above the limiting rod (42), the limiting rod (42) is a horizontally disposed rod, and the position of the limiting rod (42) corresponds to the position of the limiting hole (34).

7. The construction engineering verticality detection device convenient to use according to claim 1, wherein the installation rod (1) is formed by splicing a first installation block (11) and a second installation block (12), the first installation block (11) is provided with a plurality of slots (13), the second installation block (12) is provided with a plurality of insertion blocks (14), and the insertion blocks (14) correspond to the slots (13) in one-to-one manner.

8. The construction engineering verticality detection device according to claim 2, wherein the left end of the measuring head (21) is fixedly connected with the right end of the second connecting rod (26), the second pulley (27) is disposed inside the installation rod (1), the left end of the second connecting rod (26) is connected with one end of the second traction rope (28), and the other end of the second traction rope (28) is wound around the second winding wheel (86) from the right side of the second pulley (27).