CN113026730A - Construction method for measuring verticality of vertical shaft - Google Patents
Construction method for measuring verticality of vertical shaft Download PDFInfo
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- CN113026730A CN113026730A CN202110361774.7A CN202110361774A CN113026730A CN 113026730 A CN113026730 A CN 113026730A CN 202110361774 A CN202110361774 A CN 202110361774A CN 113026730 A CN113026730 A CN 113026730A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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Abstract
The application relates to the field of construction of mixing piles, in particular to a construction method for measuring perpendicularity of a vertical shaft, which comprises the following steps: the method comprises the following steps: fixing the first support frame on the foundation; step two: sleeving the top end of the first plumb line on the first support frame, and fixing the first lead block at the bottom end of the first plumb line; step three: fixing the second support frame on the foundation; step four: sleeving the top end of the second plumb line on the second support frame, and fixing the second lead block at the bottom end of the second plumb line; step five: the direction of the first plumb line towards the drill rod is a first direction, and a worker observes whether the length direction of the first plumb line is parallel to the length direction of the drill rod or not along the first direction; step six: the direction that the second plumb line faced the drilling rod is the second direction, and the staff observes the length direction of second plumb line and the length direction of drilling rod whether parallel along the second direction. This application can guarantee that the length direction of drilling rod is vertical direction.
Description
Technical Field
The application relates to the field of stirring pile construction, in particular to a construction method for measuring vertical shaft perpendicularity.
Background
The pile foundation core drilling sampling method (also called core drilling detection method) can detect whether the pile length, the pile body concrete strength, the pile bottom sediment thickness and the holding layer property of the cast-in-place pile can meet the design and standard requirements or not, and can also judge the integrity, the continuity and the uniformity of the pile body. According to relevant specifications, a pile core with the diameter of 82 mm is usually taken out from a pile body (also called a vertical shaft), and the taken-out pile cores are numbered from top to bottom in sequence and cannot be lost or replaced. The pile core is marked with the relevant contents such as hole numbers, all pictures of the pile core are taken in time before a sampling experiment, and the integrity and the quality condition of the pile body are judged according to a core drilling detection method. Therefore, the pile core detection result is of great importance to the quality of the pile body.
Disclose a stake core sampler among the correlation technique, refer to fig. 1, including bearing frame 1 and placing the sampler body 2 on bearing frame 1, rotate on the sampler body 2 and be provided with drilling rod 21, the length direction of drilling rod 21 is vertical direction, and the bottom mounting of drilling rod 21 is provided with drill bit 211, and at the in-process that carries out the sample to the counter shaft, it is rotatory through sampler body 2 drive drilling rod 21, and drilling rod 21 drives drill bit 211 rotatory to take out the stake core on cement mixing pile.
In view of the above-mentioned related art, the inventors found the following drawbacks in the course of long-term work: because the length of the pile core is forty meters, when the drill stem 21 inclines, the drill bit 211 at the bottom end of the drill stem 21 also inclines, and the taken out pile core cannot reach the shape required by the compressive strength test in the process of sampling the counter shaft by the drill bit 211, so that the length direction of the drill stem 21 is ensured to be the vertical direction in the sampling process.
Disclosure of Invention
In order to ensure that the length direction of the drill rod is the vertical direction, the application provides a construction method for measuring the verticality of the vertical shaft.
The construction method for measuring the verticality of the vertical shaft adopts the following technical scheme:
a construction method for measuring the verticality of a vertical shaft comprises the following steps:
the method comprises the following steps: fixing the first support frame on the foundation;
step two: sleeving the top end of a first plumb line on the first support frame, and sleeving a first lead block on the first support frame
The bottom end of the first plumb line is fixed;
step three: fixing the second support frame on the foundation;
step four: sleeving the top end of a second plumb line on the second support frame, and fixing a second lead block at the bottom end of the second plumb line; the first plumb line, the second plumb line and the drill rod are distributed in a triangular shape;
step five: the direction of the first plumb line towards the drill rod is a first direction, and a worker observes whether the length direction of the drill rod is parallel to the length direction of the first plumb line or not along the first direction;
step six: the direction of the second plumb line towards the drill rod is a second direction, and a worker observes whether the length direction of the drill rod is parallel to the length direction of the second plumb line or not along the second direction.
By adopting the technical scheme, the first lead block has a downward pulling force effect on the first plumb line, so that the length direction of the first plumb line is in a vertical direction, a worker observes whether the length direction of the drill rod is parallel to the length direction of the first plumb line along the first direction, and if the length direction of the drill rod is not parallel to the length direction of the first plumb line, the length direction of the drill rod is judged not to be in the vertical direction; the second lead block has a downward pulling force effect on the second plumb line, so that the length direction of the second plumb line is a vertical direction, a worker observes whether the length direction of the drill rod is parallel to the length direction of the second plumb line or not along the second direction, and if the length direction of the drill rod is not parallel to the length direction of the second plumb line, the length direction of the drill rod is judged not to be along the vertical direction; if the length direction of the drill rod is not only parallel to the length direction of the first plumb line, but also parallel to the length direction of the second plumb line, so that the length direction of the drill rod is judged to be vertical.
Optionally, a first driving mechanism is arranged on the first support frame, and the first driving mechanism includes two first support blocks, a first sliding rack, a first fixed rack, a first gear and a first driving rod;
two the first supporting block is fixed on the first supporting frame, and the first sliding rack
The two ends of the first sliding rack respectively penetrate through the two first supporting blocks, the first sliding rack is in sliding fit with the two first supporting blocks, a first bearing rod is fixedly arranged on the first sliding rack, and the top end of the first plumb line is fixed on the first sliding rack;
the first fixed rack is fixed on the first support frame, the first gear is rotatably arranged between the first fixed rack and the first sliding rack, the first gear is meshed with the first fixed rack, and the first gear is meshed with the first sliding rack;
a first sliding groove is formed in the first support frame, the first driving rod is in sliding fit with the first sliding groove, and the top end of the first driving rod is rotatably connected with the first gear.
Through adopting above-mentioned technical scheme, the staff can be through holding first actuating lever, the first actuating lever that slides along the length direction in first sliding groove, first actuating lever drives first gear and slides along the length direction in first sliding groove, first gear rolls along the length direction of first fixed rack, first gear drives first sliding rack simultaneously and slides along the length direction in first sliding groove, first sliding rack drives first plumb bob line and first plumb block and slides along the length direction in first sliding groove, thereby be convenient for adjust first plumb bob line and first plumb block along the horizontal direction and slide, thereby can whether the length direction that can a plurality of directions run through the drilling rod is parallel to each other with the length direction of first plumb bob line, and then increase the accuracy of test result.
Optionally, the lateral wall on first actuating lever top is fixed and is provided with first anticreep piece, first anticreep groove has been seted up on the support frame, first anticreep piece with first anticreep groove cooperation of sliding.
Through adopting above-mentioned technical scheme, first bracing piece is to the ascending supporting role of first anticreep piece to the ascending supporting role of first bracing piece, first bracing piece is to the ascending supporting role of first gear, thereby ensures that first gear can not slide downwards under the action of gravity of self.
Optionally, a first rotating shaft is fixedly arranged at the top end of the first driving rod, and the first rotating shaft is rotatably connected with the first gear through a first bearing.
Through adopting above-mentioned technical scheme, first bearing has reduced the frictional force between first rotation axis and the first gear to make first gear easily take place relative rotation with first rotation axis.
Optionally, a first adjusting block is fixedly arranged at an end of the first fixed rack, a lower surface of the first adjusting block abuts against an upper surface of the first support frame, a first adjusting groove is formed in the upper surface of the first adjusting block, a bolt penetrates through the first adjusting groove, and the bolt is in threaded fit with the first support frame.
Through adopting above-mentioned technical scheme, the staff can remove the fixed action of bolt to first regulating block, then along the length direction first fixed rack that slides of first regulation groove to the position of first fixed rack is adjusted to the direction that is close to or keeps away from first gear along the orientation.
Optionally, a first bearing rod is fixedly arranged on the first rack, a first sleeve ring is fixedly arranged at the top end of the first plumb line, and the first sleeve ring is sleeved on the first bearing rod.
Through adopting above-mentioned technical scheme, first carrier bar is to the ascending bearing effect of first lantern ring, and first lantern ring is to the ascending bearing effect of first plumb line, and the ascending bearing effect of first plumb line to first plummet has increased the convenience that the staff installed and dismantled first plumb line.
Optionally, a first positioning groove is formed in the first bearing rod, and the first collar is located in the first positioning groove.
Through adopting above-mentioned technical scheme, first constant head tank has the positioning action to first lantern ring to the length direction that first lantern ring edge first carrier bar slided has increased the stability that first lantern ring cover was located on first carrier bar to the restriction first lantern ring.
Optionally, a first fixing portion is fixedly arranged on the side wall of the first supporting block, the lower surface of the first fixing portion is flush with the lower surface of the first supporting block, a bolt penetrates through the first fixing portion, and the bolt is in threaded fit with the first supporting frame.
Through adopting above-mentioned technical scheme, the staff is fixed in first supporting frame with first fixed part through the bolt on to be fixed in first supporting frame with first supporting block on, increased the convenience that the staff installed and dismantled first supporting block.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first lead block has a downward pulling force effect on the first plumb line, so that the length direction of the first plumb line is a vertical direction, a worker observes whether the length direction of the drill rod is parallel to the length direction of the first plumb line or not along the first direction, and if the length direction of the drill rod is not parallel to the length direction of the first plumb line, the length direction of the drill rod is judged not to be along the vertical direction; the second lead block has a downward pulling force effect on the second plumb line, so that the length direction of the second plumb line is a vertical direction, a worker observes whether the length direction of the drill rod is parallel to the length direction of the second plumb line or not along the second direction, and if the length direction of the drill rod is not parallel to the length direction of the second plumb line, the length direction of the drill rod is judged not to be along the vertical direction; if the length direction of the drill rod is not only parallel to the length direction of the first plumb line, but also parallel to the length direction of the second plumb line, the length direction of the drill rod is judged to be the vertical direction;
2. the worker can slide the first driving rod along the length direction of the first sliding groove by holding the first driving rod, the first driving rod drives the first gear to slide along the length direction of the first sliding groove, the first gear rolls along the length direction of the first fixed rack, the first gear simultaneously drives the first sliding rack to slide along the length direction of the first sliding groove, and the first sliding rack drives the first plumb line and the first lead block to slide along the length direction of the first sliding groove, so that the first plumb line and the first lead block can be conveniently adjusted to slide along the horizontal direction, and whether the length directions of the drill rods penetrating in multiple directions are parallel to the length direction of the first plumb line or not can be further increased in accuracy of test results;
3. first support frame is to the ascending supporting role of first anticreep piece to the ascending supporting role of first bracing piece, first bracing piece is to the ascending supporting role of first gear, thereby ensures that first gear can not slide downwards under the action of gravity of self.
Drawings
Fig. 1 is a schematic structural view of a core sampler in the related art.
FIG. 2 is a schematic structural diagram of a device for measuring the verticality of a vertical shaft in the embodiment of the application.
Fig. 3 is a schematic structural diagram of a first support frame, a first driving mechanism and a first line weight in an embodiment of the present application.
Fig. 4 is a schematic structural diagram of another perspective view of the second support frame, the second driving mechanism and the second pendant in the embodiment of the present application.
Description of reference numerals: 1. a carrier; 2. a sampler body; 21. a drill stem; 211. a drill bit; 3. a first support frame; 31. a first support bar; 32. a first mounting plate; 321. a first sliding groove; 322. a first drop-preventing groove; 4. a first drive mechanism; 41. a first support block; 411. a first guide groove; 412. a first fixed part; 42. a first sliding rack; 421. a first carrier bar; 4211. a first positioning groove; 43. a first fixed rack; 431. a first regulating block; 4311. a first regulating groove; 44. a first gear; 45. a first drive lever; 451. a first rotating shaft; 4511. a first anti-drop block; 4512. a first bearing; 5. a first line drop; 511. a first collar; 51. a first plumb line; 52. a first lead block; 6. a second support frame; 61. a second support bar; 62. a second mounting plate; 621. a second sliding groove; 622. a second anticreep groove; 7. a second drive mechanism; 71. a second support block; 711. a second guide groove; 712. a second fixed part; 72. a second sliding rack; 721. a second carrier bar; 7211. a second positioning groove; 73. a second fixed rack; 731. a second regulating block; 7311. a second regulating groove; 74. a second gear; 75. a second drive lever; 751. a second rotation shaft; 7511. a second anti-drop block; 7512. a second bearing; 8. a second line drop; 811. a second collar; 81. a second plumb line; 82. and a second lead block.
Detailed Description
The present application is described in further detail below with reference to figures 2-4.
The embodiment of the application discloses a device for measuring the verticality of a vertical shaft. Referring to fig. 2, the device for measuring the verticality of a vertical shaft comprises a first support frame 3, a first driving mechanism 4 and a first wire weight 5. The first support frame 3 includes a first support rod 31 and a first mounting plate 32, the length direction of the first support rod 31 is a vertical direction, the bottom end of the first support rod 31 is fixed on a foundation, the top end of the first support rod 31 is welded with the lower surface of the first mounting plate 32, and the horizontal cross section of the first mounting plate 32 is rectangular. The first driving mechanism 4 is mounted on the upper surface of the first mounting plate 32, and the first driving mechanism 4 is used for driving the first line weight 5 to slide along the length direction of the first mounting plate 32.
Referring to fig. 2 and 3, the first driving mechanism 4 includes two first support blocks 41, a first sliding rack 42, a first fixed rack 43, a first gear 44, and a first driving lever 45. The two first supporting blocks 41 are fixed to the upper surface of the first mounting plate 32, and the two first supporting blocks 41 are parallel to each other. The first guide way 411 that runs through is all seted up to the lateral wall of two first supporting blocks 41, and the length direction of the first rack 42 that slides is the horizontal direction, and two first guide ways 411 are passed respectively at the both ends of the first rack 42 that slides, and the first rack 42 that slides cooperates with two first supporting blocks 41 that slide. The first bearing rod 421 is welded on the side wall of the first sliding rack 42 close to the drill rod 21, the first bearing rod 421 is cuboid in shape, the length direction of the first bearing rod 421 is the horizontal direction, and the first line weight 5 is sleeved on the first bearing rod 421. The first fixed rack 43 is fixed to the upper surface of the first mounting plate 32, the longitudinal direction of the first fixed rack 43 is a horizontal direction, and the first fixed rack 43 and the first sliding rack 42 are parallel to each other. The first gear 44 is rotatably disposed between the first fixed rack 43 and the first sliding rack 42, the first gear 44 is meshed with the first fixed rack 43, and the first gear 44 is meshed with the first sliding rack 42. The first mounting plate 32 has a first sliding groove 321 formed in an upper surface thereof, and a longitudinal direction of the first sliding groove 321 is the same as a longitudinal direction of the first fixed rack 43. The shape of the first drive lever 45 is a rectangular parallelepiped, and the length direction of the first drive lever 45 is the vertical direction. The top end of the first driving rod 45 passes through the first sliding slot 321, and the first driving rod 45 is matched with the first sliding slot 321 in a sliding manner. The first rotating shaft 451 is integrally formed at the top end of the first driving rod 45, the length direction of the first rotating shaft 451 is a vertical direction, and the top end of the first rotating shaft 451 is rotatably connected to the first gear 44 through a first bearing 4512.
Referring to fig. 3, in order to limit the gear from sliding downwards during rotation, two opposite side walls of the first driving rod 45 are integrally formed with first anti-falling blocks 4511, and both first anti-falling blocks 4511 are rectangular. Two first anticreep grooves 322 have been seted up to the upper surface of first mounting panel 32, and two first anticreep grooves 322 are located the both sides of first groove 321 that slides respectively, and the length direction of two first anticreep grooves 322 all flushes with the length direction of first groove 321 that slides, and the tip of first anticreep groove 322 and the tip of first groove 321 that slides. So set up, first mounting panel 32 is to two first anticreep piece 4511 ascending supporting role, and two first anticreep pieces 4511 are to the ascending supporting role of first actuating lever 45, and first actuating lever 45 is to the ascending supporting role of first gear 44 to ensure that first gear 44 can not break away from each other with first glide gear.
With continued reference to fig. 3, in order to increase the convenience of the worker for installing and detaching the first wire drop 5, the upper surface of the first bearing rod 421 is provided with a first positioning groove 4211. First plumb bob 5 includes first plumb line 51 and first lead block 52, and the length direction of first plumb line 51 is vertical direction, and the bottom and the first lead block 52 fixed connection of first plumb line 51, the top of first plumb line 51 are connected with first lantern ring 511. The staff locates first carrier bar 421 with first lantern ring 511 cover on to slide first lantern ring 511 to in first constant head tank 4211, first constant head tank 4211 has the positioning action to first lantern ring 511, can restrict first lantern ring 511 and slide along the length direction of first carrier bar 421, has increased the stability that first line weighs 5 covers on locating first carrier bar 421.
Continuing to refer to fig. 3, in order to increase the convenience of installing and dismantling the first supporting block 41 by the operator, the first fixing portions 412 are integrally formed on two opposite side walls of each first supporting block 41, the lower surfaces of the first fixing portions 412 are flush with the lower surfaces of the first supporting blocks 41, so that the lower surfaces of the first fixing portions 412 abut against the upper surfaces of the first mounting plates 32, bolts are arranged on each first fixing portion 412 in a penetrating manner, each bolt is in threaded fit with the first mounting plate 32, so that the two first fixing portions 412 are fixed on the upper surfaces of the first mounting plates 32, the first supporting blocks 41 are fixed on the upper surfaces of the first mounting plates 32, and the convenience of installing and dismantling the first supporting blocks 41 by the operator is increased.
With continued reference to fig. 3, in order to facilitate the worker to adjust the position of the first fixed rack 43 in the direction toward or away from the first gear 44, first adjusting blocks 431 are integrally formed at both ends of the first fixed rack 43, both the first adjusting blocks 431 are rectangular in shape, and the lower surfaces of both the first adjusting blocks 431 are flush with the lower surface of the first fixed rack 43, so that the lower surfaces of both the first adjusting blocks 431 abut against the upper surface of the first mounting plate 32. The upper surface of each first adjusting block is provided with a first adjusting groove 4311, and the length directions of the two first adjusting grooves 4311 are perpendicular to the length direction of the first fixed rack 43. Bolts are arranged in the two first adjusting grooves 4311 in a penetrating manner, and are matched with the first mounting plate 32 in a threaded manner, so that the two first adjusting blocks 431 are fixed on the upper surface of the first mounting plate 32, and the first fixed rack 43 is fixed on the upper surface of the first mounting plate 32.
Referring to fig. 2 and 4, the device for measuring the verticality of the vertical shaft further comprises a second support frame 6, a second driving mechanism 7 and a second wire weight 8. The second support frame 6 comprises a second support rod 61 and a second mounting plate 62, the length direction of the second support rod 61 is vertical, the bottom end of the second support rod 61 is fixed on the foundation, the top end of the second support rod 61 is welded with the lower surface of the second mounting plate 62, and the horizontal section of the second mounting plate 62 is rectangular. It should be noted that, in order to ensure the accuracy of the measurement result of the drill rod 21, the first support rod 31, the second support rod 61 and the drill rod 21 are distributed in a triangular shape in the horizontal direction. The second driving mechanism 7 is mounted on the upper surface of the second mounting plate 62, and the second driving mechanism 7 is used for driving the second cable weight 8 to slide along the length direction of the second mounting plate 62.
Referring to fig. 4, the second driving mechanism 7 includes two second supporting blocks 71, a second slip rack 72, a second fixed rack 73, a second gear 74, and a second driving lever 75. The two second supporting blocks 71 are fixed on the upper surface of the second mounting plate 62, and the two second supporting blocks 71 are parallel to each other. The side walls of the two second supporting blocks 71 are provided with penetrating second guide grooves 711, the length direction of the second sliding rack 72 is the horizontal direction, two ends of the second sliding rack 72 penetrate the two second guide grooves 711 respectively, and the second sliding rack 72 is in sliding fit with the two second supporting blocks 71. The second sliding rack 72 is welded with a second carrier bar 721 near the side wall of the drill rod 21, the second carrier bar 721 is rectangular, the length direction of the second carrier bar 721 is the horizontal direction, and the second line weight 8 is sleeved on the second carrier bar 721. The second fixed rack 73 is fixed to the upper surface of the second mounting plate 62, the length direction of the second fixed rack 73 is a horizontal direction, and the second fixed rack 73 and the second sliding rack 72 are parallel to each other. The second gear 74 is rotatably disposed between the second fixed rack 73 and the second sliding rack 72, the second gear 74 is engaged with the second fixed rack 73, and the second gear 74 is engaged with the second sliding rack 72. The upper surface of the second mounting plate 62 is provided with a second sliding groove 621 which penetrates therethrough, and the length direction of the second sliding groove 621 is the same as the length direction of the second fixed rack 73. The shape of the second drive lever 75 is a rectangular parallelepiped, and the length direction of the second drive lever 75 is the vertical direction. The top end of the second driving rod 75 passes through the second sliding slot 621, and the second driving rod 75 is matched with the second sliding slot 621 in a sliding manner. A second rotation shaft 751 is integrally formed at a tip end of the second drive lever 75, a longitudinal direction of the second rotation shaft 751 is a vertical direction, and a tip end of the second rotation shaft 751 is rotatably connected to the second gear 74 through a second bearing 7512.
With continued reference to fig. 4, in order to limit the downward sliding of the gear during the rotation, two opposite side walls of the second driving rod 75 are integrally formed with second anti-falling blocks 7511, and both second anti-falling blocks 7511 are rectangular cuboids. Two second anticreep grooves 622 have been seted up to the upper surface of second mounting panel 62, and two second anticreep grooves 622 are located the both sides of second groove 621 that slides respectively, and the length direction of two second anticreep grooves 622 all slides the length direction of groove 621 with the second, and the tip of second anticreep groove 622 flushes with the tip of second groove 621 that slides. So set up, second mounting panel 62 is to two ascending supporting role of second anticreep piece 7511, and two ascending supporting role of second anticreep piece 7511 to second actuating lever 75, and the ascending supporting role of second actuating lever 75 to second gear 74 to ensure that second gear 74 can not break away from each other with the second glide gear.
With continued reference to fig. 4, in order to increase the convenience of the worker in installing and detaching the second line weight 8, the second positioning groove 7211 is formed on the upper surface of the second carrier bar 721. The second plumb bob 8 comprises a second lantern ring 811, a second plumb line 81 and a second plumb block 82, the length direction of the second plumb line 81 is vertical, the second lantern ring 811 of the second plumb line 81 is fixedly connected with the bottom end of the second plumb line 81 and the second plumb block 82, and the top end of the second plumb line 81 is fixedly connected with the second lantern ring 811. The staff locates the second carrier bar 721 with the second collar 811 cover to in sliding the second collar 811 to second constant head tank 7211, second constant head tank 7211 has the positioning action to the second collar 811, can restrict the second collar 811 and slide along the length direction of second carrier bar 721, increased the second line and weigh 8 covers stability of locating on second carrier bar 721.
With continued reference to fig. 4, in order to increase the convenience of the worker for installing and detaching the second support blocks 71, the second fixing portions 712 are integrally formed on two opposite side walls of each second support block 71, the lower surfaces of the second fixing portions 712 are flush with the lower surfaces of the second support blocks 71, so that the lower surfaces of the second fixing portions 712 abut against the upper surfaces of the second mounting plates 62, bolts are arranged on each second fixing portion 712 in a penetrating manner, each bolt is in threaded fit with the second mounting plate 62, so that the two second fixing portions 712 are fixed on the upper surfaces of the second mounting plates 62, the second support blocks 71 are fixed on the upper surfaces of the second mounting plates 62, and the convenience of the worker for installing and detaching the second support blocks 71 is increased.
With continued reference to fig. 4, in order to facilitate the worker to adjust the position of the second fixed rack 73 in the direction toward or away from the second gear 74, second adjusting blocks 731 are integrally formed at both ends of the second fixed rack 73, the two second adjusting blocks 731 are both rectangular solids, and the lower surfaces of the two second adjusting blocks 731 are flush with the lower surface of the second fixed rack 73, so that the lower surfaces of the two second adjusting blocks 731 are abutted against the upper surface of the second mounting plate 62. The upper surface of each second adjusting block 731 is provided with a second adjusting groove 7311, and the length directions of the two second adjusting grooves 7311 are perpendicular to the length direction of the second fixed rack 73. Bolts penetrate through the two second adjusting grooves 7311, and are in threaded fit with the second mounting plate 62, so that the two second adjusting blocks 731 are fixed on the upper surface of the second mounting plate 62, and the second fixed rack 73 is fixed on the upper surface of the second mounting plate 62.
By adopting the structure, the construction method for measuring the verticality of the vertical shaft, which is applied to the embodiment of the application, comprises the following steps:
the method comprises the following steps: fixing the bottom ends of the first support rods 31 to the foundation, thereby fixing the first support frames 3 to the foundation;
step two: sleeving the first collar 511 at the top end of the first plumb line 51 on the first bearing rod 421, so that the first collar 511 is located in the first positioning groove 4211, and fixing the first lead block 52 at the bottom end of the first plumb line 51;
step three: fixing the bottom end of the second support rod 61 on the foundation, thereby fixing the second support frame 6 on the foundation, so that the first support rod 31, the second support rod 61 and the drill rod 21 are distributed in a triangular shape in the horizontal direction;
step four: the second collar 811 at the top end of the second plumb line 81 is sleeved on the second bearing rod 721, so that the second collar 811 is located in the first positioning groove 4211, and the second lead block 82 is fixed at the bottom end of the second plumb line 81;
step five: the direction of the first plumb line 51 towards the drill rod 21 is a first direction, and a worker observes whether the length direction of the drill rod 21 and the length direction of the first plumb line 51 are parallel to each other or not along the first direction;
step six: the direction of the second plumb line 81 facing the drill rod 21 is a second direction, and a worker observes whether the length direction of the drill rod 21 and the length direction of the second plumb line 81 are parallel to each other or not along the second direction;
step seven: a worker holds the bottom end of the first driving rod 45, the first driving rod 45 is driven to slide along the length direction of the first sliding groove 321, the first driving rod 45 drives the first gear 44 to slide along the length direction of the first sliding groove 321, the first gear 44 drives the first sliding rack 42 to slide along the length direction of the first sliding groove 321, the first sliding rack 42 drives the first bearing rod 421 to slide along the length direction of the first sliding groove 321, the first bearing rod 421 drives the first collar 511 to slide along the length direction of the first sliding groove 321, the first collar 511 drives the first plumb line 51 to slide along the length direction of the first sliding groove 321, and the first plumb line 51 drives the first lead block 52 to slide along the length direction of the first sliding groove 321;
step eight: the worker again observes in the first direction whether the length direction of the drill rod 21 and the length direction of the first plumb line 51 are parallel to each other;
step nine: a worker holds the bottom end of the second driving rod 75 to drive the second driving rod 75 to slide along the length direction of the second sliding groove 621, the second driving rod 75 drives the second gear 74 to slide along the length direction of the second sliding groove 621, the second gear 74 drives the second sliding rack 72 to slide along the length direction of the second sliding groove 621, the second sliding rack 72 drives the second bearing rod 721 to slide along the length direction of the second sliding groove 621, the second bearing rod 721 drives the second lantern ring 811 to slide along the length direction of the second sliding groove 621, the second lantern ring 811 drives the second plumb line 81 to slide along the length direction of the second sliding groove 621, and the second plumb line 81 drives the second lead block 82 to slide along the length direction of the second sliding groove 621;
step ten: the worker again observes whether the length direction of the drill rod 21 and the length direction of the second plumb line 81 are parallel to each other along the second direction;
step eleven: and repeating the seventh step to the tenth step so as to ensure the accuracy of the test result.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A construction method for measuring the verticality of a vertical shaft is characterized by comprising the following steps:
the method comprises the following steps: fixing the first support frame (3) on the foundation;
step two: the top end of a first plumb line (51) is sleeved on the first support frame (3), and a second plumb line is sleeved on the first support frame
A lead block (52) is fixed at the bottom end of the first plumb line (51);
step three: fixing a second support frame (6) on the foundation;
step four: sleeving the top end of a second plumb line (81) on the second support frame (6), and sleeving the second plumb line on the second support frame
The second lead block (82) is fixed at the bottom end of the second plumb line (81); the first plumb line (51), the second plumb line (81) and the drill rod (21) are distributed in a triangular shape;
step five: the direction of the first plumb line (51) towards the drill rod (21) is a first direction,
observing whether the length direction of the drill rod (21) and the length direction of the first plumb line (51) are parallel to each other or not by a worker along a first direction;
step six: the direction of the second plumb line (81) towards the drill rod (21) is a second direction,
and the worker observes whether the length direction of the drill rod (21) and the length direction of the second plumb line (81) are parallel to each other or not along a second direction.
2. The construction method for measuring the verticality of the vertical shaft according to claim 1, is characterized in that: a first driving mechanism (4) is arranged on the first support frame (3), and the first driving mechanism (4) comprises two first support blocks (41), a first sliding rack (42), a first fixed rack (43), a first gear (44) and a first driving rod (45);
the two first supporting blocks (41) are fixed on the first supporting frame (3), two ends of the first sliding rack (42) penetrate through the two first supporting blocks (41) respectively, the first sliding rack (42) is in sliding fit with the two first supporting blocks (41), a first bearing rod (421) is fixedly arranged on the first sliding rack (42), and the top end of the first plumb line (51) is fixed on the first sliding rack (42);
the first fixed rack (43) is fixed on the first support frame (3), the first gear (44) is rotatably arranged between the first fixed rack (43) and the first sliding rack (42), the first gear (44) is meshed with the first fixed rack (43), and the first gear (44) is meshed with the first sliding rack (42);
first groove (321) that slides has been seted up on first support frame (3), first actuating lever (45) with first groove (321) that slides cooperation, the top of first actuating lever (45) with first gear (44) rotate and are connected.
3. The construction method for measuring the verticality of the vertical shaft according to claim 2, is characterized in that: the lateral wall on first actuating lever (45) top is fixed and is provided with first anticreep piece (4511), first anticreep groove (322) have been seted up on the support frame, first anticreep piece (4511) with first anticreep groove (322) cooperation of sliding.
4. The construction method for measuring the verticality of the vertical shaft according to claim 2, is characterized in that: the top end of the first driving rod (45) is fixedly provided with a first rotating shaft (451), and the first rotating shaft (451) is rotatably connected with the first gear (44) through a first bearing (4512).
5. The construction method for measuring the verticality of the vertical shaft according to claim 2, is characterized in that: the end part of the first fixed rack (43) is fixedly provided with a first adjusting block (431), the lower surface of the first adjusting block (431) abuts against the upper surface of the first support frame (3), the upper surface of the first adjusting block is provided with a first adjusting groove (4311), a bolt penetrates through the first adjusting groove (4311), and the bolt is in threaded fit with the first support frame (3).
6. The construction method for measuring the verticality of the vertical shaft according to claim 2, is characterized in that: a first bearing rod (421) is fixedly arranged on the first rack, a first lantern ring (511) is fixedly arranged at the top end of the first plumb line (51), and the first bearing rod (421) is sleeved with the first lantern ring (511).
7. The construction method for measuring the verticality of the vertical shaft according to claim 6, wherein the construction method comprises the following steps: a first positioning groove (4211) is formed in the first bearing rod (421), and the first sleeve ring (511) is located in the first positioning groove (4211).
8. The construction method for measuring the verticality of the vertical shaft according to claim 2, is characterized in that: the side wall of the first supporting block (41) is fixedly provided with a first fixing part (412), the lower surface of the first fixing part (412) is flush with the lower surface of the first supporting block (41), a bolt penetrates through the first fixing part (412), and the bolt is in threaded fit with the first supporting frame (3).
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Application publication date: 20210625 |