CN112212766A - Pneumatic type internal diameter detection instrument of building pile foundation pit depths - Google Patents
Pneumatic type internal diameter detection instrument of building pile foundation pit depths Download PDFInfo
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- CN112212766A CN112212766A CN202010945422.1A CN202010945422A CN112212766A CN 112212766 A CN112212766 A CN 112212766A CN 202010945422 A CN202010945422 A CN 202010945422A CN 112212766 A CN112212766 A CN 112212766A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
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Abstract
The invention discloses a pneumatic type inner diameter detection tool for the deep part of a building pile foundation pit, which comprises a pile foundation pit, a motor crawler assembly, a motor body and an air guide tube, wherein a fixed plate strip is arranged at the edge of the top part of the pile foundation pit, a first winding roller is rotatably arranged at the top part of the left side of the fixed plate strip, a screw rod is arranged in an internal bearing of the fixed plate strip, the motor crawler assembly is sleeved on the outer wall of the left end of the screw rod, a sliding groove is formed at the joint of the fixed plate strip and the screw rod, a sliding sleeve is sleeved on the outer wall of the screw rod, the motor body is fixed on the fixed plate strip, and the end part of an output shaft. This building pile foundation pit depths pneumatic type internal diameter detects instrument, whole small in size conveniently carries and transports and deposits, and convenient to use is swift, can carry out quick accurate numerical value to the different positions and the different angles of the inside depths of foundation pit and detect the measurement, makes things convenient for the accuracy of internal diameter size to reachd.
Description
Technical Field
The invention relates to the technical field related to building detection, in particular to a pneumatic inner diameter detection tool for a deep part of a building pile foundation pit.
Background
In housing construction, in order to improve housing construction's stability and intensity, prevent that the house that complex conditions such as external force load and vibration lead to from rocking the slope that the unstability produced and the problem of collapsing from appearing, need carry out the excavation and the pile operation of pile foundation before the foundation construction, make the whole lateral shear atress in house can be very big bear by ground and pile foundation jointly, and the building of pile foundation, need the artificial detection that utilizes detection instrument to carry out pile foundation degree of depth and aperture between the pile, prevent to cause the error of aperture and degree of depth because of efficiency of construction and operational problem, influence going on of pile driving work and the stability of installation.
However, the existing tool for detecting the inner diameter of the foundation pit of the building pile foundation has the following problems when in use:
1. due to the limitation of the depth of the foundation pit, the diameter of the deep position in the foundation pit is inconvenient to detect, the detected data error is easy to occur, the normal operation of construction work is influenced, meanwhile, the whole volume of the device is large, the carrying and storage are inconvenient, and the limitation requirement is high when the device is carried out conventionally and used;
2. when carrying out the degree of depth detection of the inside different positions department of foundation ditch, the degree of depth change is adjusted and position orientation regulation accuracy nature change not good, carries out internal diameter detection simultaneously, and actual operation is inconvenient, needs very big consumption hand labor power, needs a plurality of manual works to carry out common supplementary, influences consuming time and the efficiency that detects.
Aiming at the problems, innovative design is urgently needed on the basis of the original building pile foundation pit inner diameter detection tool.
Disclosure of Invention
The invention aims to provide a pneumatic inner diameter detection tool for the deep part of a building pile foundation pit, and aims to solve the problems that the conventional inner diameter detection tool for the building pile foundation pit is inconvenient in diameter detection of the deep part inside the foundation pit, easy to generate detection data errors and influence the normal operation of construction work in the background technology, the whole volume of the device is large, the limit requirement is high during conventional transportation and use, the accuracy of depth change adjustment and direction adjustment is poor, and the inner diameter detection is inconvenient in actual operation, requires great labor force consumption and influences the detection time consumption and efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: a pneumatic inner diameter detection tool for the deep part of a building pile foundation pit comprises a pile foundation pit, a motor track assembly, a motor body and an air guide tube, wherein a fixed plate strip is arranged at the edge of the top of the pile foundation pit, a first winding roller is rotatably arranged at the top of the left side of the fixed plate strip, guide wheels are rotatably arranged on the outer walls of the front side and the rear side of the fixed plate strip, a first connecting track is sleeved between the leftmost guide wheel and the outer wall of a middle shaft of the first winding roller, a lead screw is arranged on the inner bearing of the fixed plate strip, the motor track assembly is sleeved on the outer wall of the left end of the lead screw and fixed at the edge of the top of the left side of the fixed plate strip, a sliding groove is formed at the joint of the fixed plate strip and the lead screw, a sliding sleeve is sleeved on the outer wall of the lead screw, the motor body is fixed on the fixed plate strip, the end part of an output shaft of the motor body is fixedly connected with the middle shaft end of the first winding roller, the outer side of the first winding roller is fixedly connected with one end of a connecting rope, the other end of the connecting rope is fixed with a weight rod, and a semi-hollow pipe is fixed at the bottom of the weight rod.
Preferably, the right side of the fixed lath is arranged to be of a U-shaped structure, balls are movably mounted in the U-shaped concave outer wall of the fixed lath in an embedded mode, 2 screw rods are symmetrically mounted inside the fixed lath, and the screw rods are movably connected with the sliding sleeve.
Preferably, the bottom of the outer wall of the positioning seat is rotatably connected with a limiting gear, a second connecting crawler belt is sleeved between a center shaft of the limiting gear and the outer wall of a center shaft of the second winding roller, the outer wall of the limiting gear is meshed with the outer wall of the chain belt, and the chain belt is sleeved on the outer side of the guide wheel.
Preferably, the connecting sleeves are uniformly distributed on the connecting rope at equal intervals, the separation interval of the connecting sleeves is set to be 1m, and a clamping relative rotation structure is formed between the connecting positions of the connecting sleeves in the middle of the connecting rope.
Preferably, the bottom of the joint of the weight rod and the semi-hollow tube is of a hollow structure, a positioning pin is movably mounted at the joint of the weight rod and the semi-hollow tube, an elastic part is fixed between the top of the positioning pin and the inside of the weight rod, a side rod is connected to the outer wall of the joint of the weight rod and the semi-hollow tube through a rotating shaft, and a semi-gear is fixed at the joint of the rotating shaft of the side rod.
Preferably, a sealed sliding lifting structure is arranged between the bottom of the positioning pin and the inner wall of the semi-hollow pipe, the outer walls of the left side and the right side of the positioning pin are both arranged to be of a saw-toothed structure distributed in a strip shape, and the outer walls of the saw teeth on the two sides of the positioning pin are meshed with the semi-gear.
Preferably, the side bars are symmetrically distributed about the vertical central axes of the heavy object bar and the semi-hollow tube by 2, a first threaded hose is connected between the outer wall of the bottom of the semi-hollow tube and the middle of the second winding roller in a penetrating manner, and the middle of the second winding roller is provided with a hollow structure.
Preferably, air duct fixed mounting runs through in the middle part of air duct and installs the propelling plug on the solid lath of second wind-up roll avris to be provided with the scale window on the outer wall of air duct, fixedly connected with second threaded hose between the bottom of air duct and the middle part of the avris of second wind-up roll moreover.
Preferably, a relative rotation structure connected with a sealing bearing is arranged between the second threaded hose and the second winding roller, the second threaded hose and the hollow structure in the middle of the second winding roller are communicated with each other, and the air guide pipe and the semi-hollow pipe are equal in length and inner diameter.
Compared with the prior art, the invention has the beneficial effects that: the pneumatic inner diameter detection tool for the deep part of the foundation pit of the building pile foundation has the advantages of small overall size, convenience in carrying, transferring and storing, convenience and rapidness in use, capability of rapidly and accurately detecting numerical values and measuring different positions and different angles of the deep part of the foundation pit, and convenience in accurately obtaining the size of the inner diameter;
1. the adjustment and change of the positioning height of the connecting rope and the bottom mounting structure thereof are carried out only by the synchronous rotating motion of the first wind-up roller and the second wind-up roller, so as to achieve the rapid detection of the inner diameters of the foundation pits at different depths, under the threaded connection effect of the screw rod and the sliding sleeve, the position of the positioning seat and the second winding roller arranged on the positioning seat are convenient to adjust, meanwhile, the positioning seat and the second winding roller move before and after the position is moved by utilizing the meshing transmission between the chain belt and the limiting gear, the second winding roller and the first winding roller synchronously rotate reversely with the starting of the motor body to realize the height adjustment of the weight rod, the semi-hollow pipe and the upper structure thereof, the rotary connection function of the connecting sleeve can conveniently limit and change the angle adjustment of the heavy object rod, the semi-hollow pipe and the structure on the heavy object rod, and is convenient for the subsequent quick detection of the numerical value of the inner diameter of the foundation pit;
2. under the installation effect of the second winding roller and the effect of the second threaded hose and the first threaded hose which are connected with the second winding roller in an attached mode, the second winding roller can wind the first threaded hose when rotating, and the second threaded hose can not be loosened and the used internal gas can not be conducted due to the rotation movement, and by utilizing the equal functions of the length and the inner diameter of the gas guide pipe and the semi-hollow pipe, when the heavy pole, the semi-hollow pipe and the attached structure thereon move to the deep inside of the foundation pit, the pushing depth of the pushing plug is changed and adjusted, the positioning and mounting position of the positioning pin can be directly changed, the outer wall sawtooth structure of the positioning pin is meshed and connected with the half gear, make the side pole strip overturn and the position removes the change, utilize the length of side pole strip and the turned angle of half gear, the quick effectual internal diameter size that calculates foundation ditch different positions department, the quick effective go on of the detection achievement of being convenient for.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the motor track assembly mounting structure of the present invention;
FIG. 3 is a schematic diagram of a distribution structure of the lead screw according to the present invention;
FIG. 4 is a schematic view of a connection structure of a screw rod and a sliding sleeve according to the present invention;
FIG. 5 is a schematic view of the connecting structure of the chain belt and the limit gear of the present invention;
FIG. 6 is a schematic view of a connecting sleeve structure according to the present invention;
FIG. 7 is a schematic view of the front side of the second threaded hose installation of the present invention;
FIG. 8 is a schematic view of a connection structure of a second threaded hose and a second wind-up roll according to the present invention;
fig. 9 is a schematic view of the positioning pin mounting structure of the present invention.
In the figure: 1. pile foundation pit; 2. fixing the lath; 3. a first wind-up roll; 4. a guide wheel; 5. a first connecting track; 6. a screw rod; 7. a motor track assembly; 8. a chute; 9. a sliding sleeve; 10. positioning seats; 11. a second wind-up roll; 12. a limit gear; 13. a second connecting crawler; 14. a chain belt; 15. a motor body; 16. connecting ropes; 17. connecting sleeves; 18. a weight bar; 19. a semi-empty pipe; 20. positioning pins; 21. an elastic member; 22. a side bar; 23. a half gear; 24. a first threaded hose; 25. an air duct; 26. pushing the plug; 27. a scale window; 28. a second threaded hose.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: a pneumatic inner diameter detection tool for the deep part of a building pile foundation pit comprises a pile foundation pit 1, a slab fixing strip 2, a first winding roller 3, a guide wheel 4, a first connecting crawler 5, a screw rod 6, a motor crawler component 7, a sliding chute 8, a sliding sleeve 9, a positioning seat 10, a second winding roller 11, a limiting gear 12, a second connecting crawler 13, a chain belt 14, a motor body 15, a connecting rope 16, a connecting sleeve 17, a weight rod 18, a semi-hollow pipe 19, a positioning pin 20, an elastic part 21, a side rod 22, a semi-gear 23, a first threaded hose 24, an air duct 25, a pushing plug 26, a scale window 27 and a second threaded hose 28, wherein the top edge of the pile foundation pit 1 is provided with the slab fixing strip 2, the first winding roller 3 is rotatably installed at the top of the left side of the slab fixing strip 2, guide wheels 4 are rotatably installed on the outer walls of the front side and the rear side of the slab fixing strip 2, and the guide wheel 4 on the outer wall of the middle shaft of, lead screw 6 is installed to the inner bearing of solid lath 2, and the cover is equipped with motor track assembly 7 on the left side end outer wall of lead screw 6, and motor track assembly 7 is fixed in solid lath 2's left side top edge, spout 8 has been seted up with the junction of lead screw 6 to solid lath 2, and the cover is equipped with sliding sleeve 9 on the outer wall of lead screw 6, and 8 fixedly connected with positioning seats 10 of spout are run through to sliding sleeve 9's top, and rotate between the positioning seat 10 and install second wind-up roll 11, motor body 15 is fixed in on solid lath 2, and motor body 15's output shaft tip and the axis end fixed connection of first wind-up roll 3, and the outside fixedly connected with of first wind-up roll 3 connects the one end of rope 16, and the other end of connecting rope 16 is fixed with heavy object pole 18, the bottom of heavy object.
The right side of the fixed lath 2 is arranged to be of a U-shaped structure, balls are movably mounted in the U-shaped concave outer wall of the fixed lath 2 in an embedded mode, 2 screw rods 6 are symmetrically mounted inside the fixed lath 2, and the screw rods 6 are movably connected with the sliding sleeve 9, so that the rope 16 can be conveniently connected in a guiding mode, and the rolling operation is more stable and smooth.
The outer wall bottom of positioning seat 10 rotates and is connected with limit gear 12, and the cover is equipped with the second between the axis of limit gear 12 and the axis outer wall of second wind-up roll 11 and connects track 13, and the meshing is connected between the outer wall of limit gear 12 and the outer wall of chain belt 14, and the outside of leading wheel 4 is located to chain belt 14 cover, make positioning seat 10 conveniently carry out accomodating of position removal change and deposit and use, around the position removes, can provide power for the rotation of second wind-up roll 11 through the meshing connection of limit gear 12 and chain belt 14.
The connecting sleeves 17 are uniformly distributed on the connecting rope 16 at equal intervals, the separation interval of the connecting sleeves 17 is set to be 1m, and a clamped relative rotation structure is formed between the connecting positions of the connecting sleeves 17 in the middle of the connecting rope 16, so that the connecting sleeves 17 can rotate conveniently, the angle orientation of the connecting rope 16 and the lower end mounting structure at the bottom of the connecting sleeves is changed, and the inner diameter detection is completed.
The bottom of the joint of the weight rod 18 and the semi-hollow tube 19 is arranged to be a hollow structure, a positioning pin 20 is movably installed at the hollow part in the joint of the weight rod 18 and the semi-hollow tube 19, an elastic part 21 is fixed between the top of the positioning pin 20 and the inside of the weight rod 18, a side rod 22 is connected to the outer wall of the joint of the weight rod 18 and the semi-hollow tube 19 through a rotating shaft in a rotating mode, a semi-gear 23 is fixed at the rotating shaft joint of the side rod 22, a bonded sealed sliding lifting structure is arranged between the bottom of the positioning pin 20 and the inner wall of the semi-hollow tube 19, the outer walls of the left side and the right side of the positioning pin 20 are arranged to be saw-toothed structures in strip distribution, the outer walls of the saw teeth on the two sides of the positioning pin 20 are in meshed connection with the semi-gear 23, the braiding angle of the side rod 22 can be changed through the position movement of the positioning, the final inside diameter is vertical.
The air duct 25 is fixedly arranged on the fixed plate strip 2 at the side of the second winding roller 11, the middle part of the air duct 25 is provided with a pushing plug 26 in a penetrating way, the outer wall of the air duct 25 is provided with a scale window 27, a second threaded hose 28 is fixedly connected between the bottom of the air duct 25 and the middle part of the side of the second winding roller 11, a relative rotating structure connected by a sealing bearing is arranged between the second threaded hose 28 and the second winding roller 11, the second threaded hose 28 is communicated with the middle hollow structure of the second winding roller 11 and the air duct 25, the length and the inner diameter of the air duct 25 and the inner diameter of the semi-hollow pipe 19 are equal, the second winding roller 11 can synchronously and reversely rotate with the first winding roller 3 to achieve the winding effect of the second threaded hose 28, and the air guiding function of the second threaded hose 28 is utilized to ensure that the moving length of the pushing plug 26 in the air duct 25 is the length of the semi-hollow pipe 19, the data calculation result is obtained after the detection of the inner diameter of the foundation pit is facilitated.
The working principle is as follows: when the pneumatic inner diameter detection tool for the deep part of the building pile foundation pit is used, firstly, as shown in figures 1-4, when the inner diameter numerical value of the pile foundation pit 1 needs to be detected, the fixing plate strip 2 is placed at the position of an outlet at the top part of the pile foundation pit 1, the setting of the fixing plate strip 2 is positioned on the single diameter of the outlet at the top part of the pile foundation pit 1, the left end of the fixing plate strip 2 is subjected to compression type reinforcement and positioning under the gravity action of a heavy object, in order to detect the normal operation, the position of the positioning seat 10 and the second winding roller 11 arranged on the positioning seat 10 is changed, so that the connection part of the connecting rope 16 and the first threaded hose 24 on the positioning seat 10 and the second winding roller 11 is positioned at the center position of the pile foundation pit 1, as shown in figures 2-4, under the positive and negative starting action of the motor crawler component 7, the screw rod 6 rotates to drive the sliding sleeve 9, the positions of the sliding sleeve 9 and the positioning seat 10 and the second winding roller 11 thereon are changed to achieve the purpose and effect of adjusting and positioning, and simultaneously as shown in fig. 5, when the positions of the positioning seat 10 and the second winding roller 11 are changed in a left-right movement manner, the limiting gear 12 at the bottom of the outer wall of the positioning seat 10 continuously keeps a meshing connection relationship with the outer wall of the chain belt 14, so that when the motor body 15 directly drives the first winding roller 3 to rotate in a working starting manner, the motor body 15 can drive the guide wheel 4 and the chain belt 14 sleeved thereon to rotate through the first connecting crawler belt 5, and the rotation of the chain belt 14 drives the second winding roller 11 and the first winding roller 3 to synchronously rotate in a reverse direction through the second connecting crawler belt 13 under the action of the limiting gear 12 meshed connection, and the rotation of the first winding roller 3 and the second winding roller 11 respectively realize the winding or the unwinding of the connecting rope 16 and the first threaded hose 24, changing the positioning height of the mounting structure at the lower end of the connecting rope 16, as shown in fig. 6, when the connecting rope 16 is used, the connecting sleeve 17 movably mounted on the connecting rope can rotate to change the setting orientation angle of the mounting structure at the lower end of the connecting rope 16, and inner diameter detection in different directions in the same region is performed;
according to fig. 1 and 7-9, after the weight rod 18 and the semi-hollow tube 19 and the auxiliary structure thereof mounted at the lower end of the connecting rope 16 are stabilized and changed in orientation, in order to detect the inner diameter, as shown in fig. 7-8, the lower end of the pushing plug 26 is moved and changed in the inner position of the air duct 25, so that the air in the air duct 25 is introduced into the semi-hollow tube 19 through the second threaded hose 28, the inner hollow structure of the second winding roller 11 and the first threaded hose 24 in sequence, because the length and the inner diameter of the semi-hollow tube 19 are the same as those of the air duct 25, the moving length of the pushing plug 26 is equal to that of the positioning pin 20 in the semi-hollow tube 19, and the moving length of the pushing plug 26 can be directly and effectively observed through the scale window 27, and because the second threaded hose 28 and the inner part of the second winding roller 11 are connected through the seal bearing, make second wind-up roll 11 when rotatory carrying out the rolling effect of first thread hose 24, can not influence gaseous switching on between the three inside, as shown in fig. 9, locating pin 20 is in the ascending motion of half hollow tube 19, be connected through sawtooth structure and half gear 23 intermeshing on its outer wall, make half gear 23 take side bar 22 to overturn, half of half gear 23 outer wall girth equals the length of locating pin 20, make the length of motion of locating pin 20 can calculate half gear 23's rotation contained angle fast, when the upper end of side bar 22 contacts the extrusion with the inner wall of pile foundation pit 1, the length is injectd through half gear 23's rotation angle is vertical and side bar 22's self, can be fast effectual the accurate vertical of internal diameter that utilizes the function formula to obtain pile foundation pit 1, make things convenient for the internal diameter detection of pile foundation pit 1.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a building pile foundation ditch depths pneumatic type internal diameter detection instrument, includes pile foundation ditch (1), motor track subassembly (7), motor body (15) and air duct (25), its characterized in that: the top edge of the pile foundation pit (1) is provided with a fixed plate strip (2), the top of the left side of the fixed plate strip (2) is rotatably provided with a first winding roller (3), the outer walls of the front side and the rear side of the fixed plate strip (2) are rotatably provided with guide wheels (4), a first connecting crawler (5) is sleeved between the leftmost guide wheel (4) and the outer wall of a middle shaft of the first winding roller (3), a lead screw (6) is installed on an inner bearing of the fixed plate strip (2), a motor crawler component (7) is sleeved on the outer wall of the left end of the lead screw (6), the motor crawler component (7) is fixed at the edge of the top of the left side of the fixed plate strip (2), a sliding groove (8) is formed in the joint of the fixed plate strip (2) and the lead screw (6), a sliding sleeve (9) is sleeved on the outer wall of the lead screw (6), and a positioning seat (10) fixedly, and rotate between positioning seat (10) and install second wind-up roll (11), motor body (15) are fixed in on solid lath (2), and the output shaft tip of motor body (15) and the axis fixed connection of first wind-up roll (3) to the outside fixedly connected with of first wind-up roll (3) connects the one end of rope (16), and the other end of connecting rope (16) is fixed with heavy object pole (18) moreover, and the bottom of heavy object pole (18) is fixed with half empty pipe (19) simultaneously.
2. The pneumatic type inner diameter detection instrument of building pile foundation pit depths of claim 1 characterized in that: the right side of the fixed lath (2) is arranged to be of a U-shaped structure, balls are movably mounted in an embedded mode on the U-shaped concave outer wall of the fixed lath (2), 2 screw rods (6) are symmetrically mounted inside the fixed lath (2), and the screw rods (6) are movably connected with the sliding sleeve (9).
3. The pneumatic type inner diameter detection instrument of building pile foundation pit depths of claim 1 characterized in that: the bottom of the outer wall of the positioning seat (10) is rotatably connected with a limiting gear (12), a second connecting crawler belt (13) is sleeved between a middle shaft of the limiting gear (12) and the outer wall of a middle shaft of the second winding roller (11), the outer wall of the limiting gear (12) is meshed with the outer wall of the chain belt (14), and the chain belt (14) is sleeved on the outer side of the guide wheel (4).
4. The pneumatic type inner diameter detection instrument of building pile foundation pit depths of claim 1 characterized in that: the connecting sleeves (17) are uniformly distributed on the connecting rope (16) at equal intervals, the separation interval of the connecting sleeves (17) is set to be 1m, and a clamping relative rotation structure is formed between the connecting positions of the connecting sleeves (17) in the middle of the connecting rope (16).
5. The pneumatic type inner diameter detection instrument of building pile foundation pit depths of claim 1 characterized in that: the bottom of the joint of the weight rod (18) and the semi-hollow tube (19) is arranged to be of a hollow structure, a positioning pin (20) is movably arranged at the joint of the weight rod (18) and the semi-hollow tube (19), an elastic part (21) is fixed between the top of the positioning pin (20) and the inside of the weight rod (18), a side rod strip (22) is connected to the outer wall of the joint of the weight rod (18) and the semi-hollow tube (19) through a rotating shaft, and a half gear (23) is fixed at the joint of the rotating shaft of the side rod strip (22).
6. The pneumatic type inner diameter detection instrument of building pile foundation pit depths of claim 5, characterized in that: the bottom of locating pin (20) and the inner wall of half empty pipe (19) set up to the sealed slip elevation structure of laminating between, and the left and right sides outer wall of locating pin (20) all sets up to the serration structure that the bar distributes to the meshing is connected between the both sides sawtooth outer wall of locating pin (20) and half gear (23).
7. The pneumatic type inner diameter detection instrument of building pile foundation pit depths of claim 5, characterized in that: the side pole strip (22) have 2 about the vertical center axis symmetric distribution of heavy object pole (18) and half empty pipe (19), and link up between the middle part of the bottom outer wall of half empty pipe (19) and second wind-up roll (11) and be connected with first screw thread hose (24), and the hollow column structure setting in middle part of second wind-up roll (11) moreover.
8. The pneumatic type inner diameter detection instrument of building pile foundation pit depths of claim 1 characterized in that: air duct (25) fixed mounting is on solid lath (2) of second wind-up roll (11) avris, and the middle part of air duct (25) runs through to install and pushes away stopper (26) to be provided with scale window (27) on the outer wall of air duct (25), fixedly connected with second thread hose (28) between the middle part of the bottom of air duct (25) and the avris of second wind-up roll (11) moreover.
9. The pneumatic type inner diameter detection instrument of building pile foundation ditch depths of claim 8, characterized in that: the second threaded hose (28) and the second winding roller (11) are arranged to be of a relative rotation structure connected through a sealing bearing, the middle hollow structure of the second threaded hose (28) and the second winding roller (11) and the air guide pipe (25) are connected in a penetrating mode, and the air guide pipe (25) and the semi-hollow pipe (19) are equal in length and inner diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010945422.1A CN112212766B (en) | 2020-09-10 | 2020-09-10 | Pneumatic type internal diameter detection instrument of building pile foundation pit depths |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010945422.1A CN112212766B (en) | 2020-09-10 | 2020-09-10 | Pneumatic type internal diameter detection instrument of building pile foundation pit depths |
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| CN112212766A true CN112212766A (en) | 2021-01-12 |
| CN112212766B CN112212766B (en) | 2022-07-19 |
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| CN202010945422.1A Expired - Fee Related CN112212766B (en) | 2020-09-10 | 2020-09-10 | Pneumatic type internal diameter detection instrument of building pile foundation pit depths |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114034245A (en) * | 2021-11-09 | 2022-02-11 | 山东标至信土地房地产资产评估测绘有限公司 | Soil collapse volume measuring device for municipal engineering |
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| CN207567769U (en) * | 2017-10-11 | 2018-07-03 | 长兴小浦凯荣机械加工厂 | A kind of architectural engineering static pile press |
| CN208223940U (en) * | 2018-03-06 | 2018-12-11 | 广州市财贸建设开发监理有限公司 | Concrete hardness testing device in a kind of building |
| CN110542365A (en) * | 2019-09-04 | 2019-12-06 | 丁正旺 | Soil-wood pile foundation construction pile foundation hole fixed-point detection device |
| CN211057881U (en) * | 2019-09-11 | 2020-07-21 | 张�杰 | Conveniently adjust horizontally foundation ditch degree of depth measuring device for building engineering supervision |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034245A (en) * | 2021-11-09 | 2022-02-11 | 山东标至信土地房地产资产评估测绘有限公司 | Soil collapse volume measuring device for municipal engineering |
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| CN112212766B (en) | 2022-07-19 |
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