CN213455495U

CN213455495U - Device for detecting perpendicularity of pile foundation

Info

Publication number: CN213455495U
Application number: CN202022455028.8U
Authority: CN
Inventors: 陈树宏
Original assignee: Tianjin Construction Component Engineering Co ltd
Current assignee: Tianjin Construction Component Engineering Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-15
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a device for detecting pile foundation verticality, which comprises an outer shell, wherein an inner cavity is arranged in the middle of the outer shell, a rotating shaft is arranged at the bottom of the inner cavity, the upper end of the rotating shaft penetrates through the top of the outer shell, a handle is fixed at the upper end of the rotating shaft, a first bevel gear is fixed on the outer wall of the rotating shaft, a limiting plate is fixed on the outer wall of an outer rod and is positioned inside a limiting groove, one end of an inner rod is arranged inside the outer rod, a guide rod is fixed on the outer wall of the other end of the inner rod, a guide groove is arranged on the outer wall of the outer shell, the end part of the guide rod is positioned inside the guide groove, and the device for detecting pile foundation verticality can simultaneously extend or shorten four inner rods through a forward rotation or reverse rotation handle, thereby facilitating the operation of a detector, meanwhile, pile foundation holes with different diameters can be detected, so that the applicability of the device is improved.

Description

Device for detecting perpendicularity of pile foundation

Technical Field

The utility model relates to a building pile foundation technical field especially relates to a device for detecting pile foundation straightness that hangs down.

Background

The pile foundation is a single pile foundation consisting of piles and pile bearing platforms connected with pile tops or consisting of columns and pile foundations, the pile foundation is called a low bearing platform pile foundation for short, if a pile body is completely buried in soil, the bottom surface of the bearing platform is in contact with the soil body, the low bearing platform pile foundation is called, if the upper part of the pile body is exposed out of the ground and the bottom of the bearing platform is positioned above the ground, the high bearing platform pile foundation is called, and the pile foundation is pressed by taking the stress form of the pile foundation as an axis in the construction process, so that strict requirements on the verticality of the pile foundation are met.

If the publication number is CN209131571U, the grant notice date is 20190719, the perpendicularity detection device for the pile foundation can detect the perpendicularity of the pile foundation hole, but the operation is too complicated, the lengths of four rods need to be adjusted respectively, and errors occur easily due to manual adjustment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device for detecting pile foundation straightness that hangs down has the function of the flexible length of four interior poles of quick adjustment.

The utility model discloses a can realize through following technical scheme:

a device for detecting pile foundation verticality comprises an outer shell, wherein an inner cavity is formed in the middle of the outer shell, a rotating shaft is installed at the bottom of the inner cavity, the upper end of the rotating shaft penetrates through the top of the outer shell, a handle is fixed to the upper end of the rotating shaft, a connecting rod is installed inside the handle, a movable ring is fixed to the upper end of the connecting rod, a traction rope is arranged on one side of the movable ring, a first groove body is formed in the side of the inner cavity, a limiting groove is formed in the side of the first groove body, an outer rod penetrates through the inside of the first groove body, a second bevel gear is fixed to the end portion of the outer rod, a first bevel gear is arranged at the bottom of the second bevel gear, the first bevel gear is fixed to the outer wall of the rotating shaft, a limiting plate is fixed to the outer wall of the outer rod and located inside the limiting groove, the outer wall of the other end of the inner rod is fixed with a guide rod, the outer wall of the outer shell is provided with a guide groove, and the end part of the guide rod is located inside the guide groove.

Further setting the following steps: the end part of the connecting rod is designed to be of an arc-shaped structure, and the connecting rod and the handle form a clamping type rotating structure.

Further setting the following steps: the outer wall of the inner rod and the inner wall of the outer rod are both designed to be thread-shaped structures, the inner rod is in threaded connection with the outer rod, and four inner rods are distributed at equal angles relative to the central axis of the outer shell.

Further setting the following steps: the limiting plates are designed to be of annular structures, the limiting plates and the limiting grooves form a clamping type rotating structure, and the number of the limiting plates is two.

Further setting the following steps: the guide rod is designed to be of an L-shaped structure, and the guide rod and the guide groove form a clamping type sliding structure.

Further setting the following steps: the second bevel gear is in equal angle distribution with four central axes of the first bevel gear, and the first bevel gear is in meshed connection with the second bevel gear.

To sum up, the utility model discloses a beneficial technological effect does:

(1) through corotation or reversal handle, can make four interior poles extend simultaneously or shorten to make things convenient for measurement personnel's operation, the accuracy is high simultaneously, can detect the pile foundation hole of different diameters simultaneously, thereby has promoted the suitability of device.

(2) The telescopic guide rod is arranged, the inner rod is guaranteed not to rotate when being stretched, and therefore the inner rod can be stretched normally, and the whole device can be used normally.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is a schematic view of the front view of the internal structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is a schematic view of the installation structure of the outer rod of fig. 3 according to the present invention;

fig. 5 is a schematic view of a second bevel gear mounting structure of fig. 2 according to the present invention.

Reference numerals: 1. an outer housing; 2. an inner cavity; 3. a rotating shaft; 4. a first bevel gear; 5. a handle; 6. a connecting rod; 7. a movable ring; 8. a hauling rope; 9. a first tank body; 10. a limiting groove; 11. an outer rod; 12. a limiting plate; 13. an inner rod; 14. a guide bar; 15. a guide groove; 16. a second bevel gear.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, for the utility model discloses a device for detecting pile foundation verticality, which comprises an outer casing 1, an inner cavity 2 is arranged in the middle of the outer casing 1, a rotating shaft 3 is arranged at the bottom of the inner cavity 2, the upper end of the rotating shaft 3 penetrates through the top of the outer casing 1, a handle 5 is fixed at the upper end of the rotating shaft 3, a connecting rod 6 is arranged in the handle 5, a movable ring 7 is fixed at the upper end of the connecting rod 6, a traction rope 8 is arranged at one side of the movable ring 7, a first groove body 9 is arranged at the side of the inner cavity 2, a limiting groove 10 is arranged at the side of the first groove body 9, an outer rod 11 penetrates through the first groove body 9, a second bevel gear 16 is fixed at the end of the outer rod 11, a first bevel gear 4 is arranged at the bottom of the second bevel gear 16, the first bevel gear 4 is fixed at the outer wall of the rotating shaft 3, the inside of outer pole 11 is installed the one end of interior pole 13, and the outer wall at the other end of interior pole 13 is fixed with guide bar 14, and the outer wall of shell body 1 is provided with guide way 15, and the tip of guide bar 14 is located the inside of guide way 15.

The tip design of connecting rod 6 is the arc structure, and connecting rod 6 constitutes the revolution mechanic of snap-on with handle 5, has guaranteed that connecting rod 6 can be in the inside normal rotation of handle 5 to facilitate the use of device.

The outer wall of interior pole 13 and the inner wall of outer pole 11 all design for thread structure, and interior pole 13 is threaded connection with outer pole 11 to interior pole 13 has four about the central axis of shell body 1 angular distribution such as, and guide bar 14 designs for "L" type structure, and guide bar 14 constitutes snap-on's sliding construction with guide way 15, has guaranteed that outer pole 11 when rotatory, interior pole 13 can stretch out and draw back under guide bar 14's spacing.

The limiting plate 12 is designed to be an annular structure, the limiting plate 12 and the limiting groove 10 form a snap-fit rotating structure, and the two limiting plates 12 ensure that the outer rod 11 can rotate at a stable designated position.

Four second bevel gears 16 are distributed at equal angles about the central axis of the first bevel gear 4, and the first bevel gear 4 is in meshed connection with the second bevel gears 16, so that when the first bevel gear 4 rotates, the four second bevel gears 16 can rotate simultaneously.

The utility model discloses a theory of operation and beneficial effect do: first place the device in the inside in pile foundation hole, then corotation handle 5, handle 5 is first corotation through the first bevel gear 4 of pivot 3 drive after that, then four second bevel gears 16 of first bevel gear 4 simultaneous drive are carried out the reversal, make four outer poles 11 reversal under the spacing of limiting plate 12 and spacing groove 10, because four outer poles 11 are threaded connection with four interior poles 13, consequently four interior poles 13 extend to the outside under the spacing of guide bar 14 and guide groove 15, until the tip of four interior poles 13 and the inner wall in pile foundation hole are laminated each other, can stall handle 5, descend the device to the bottom in pile foundation hole through haulage rope 8 after that, if do not descend the bottom in pile foundation hole, explain that the straightness that hangs down in pile foundation hole is unqualified, otherwise the straightness that hangs down in pile foundation hole is qualified.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a device for detecting pile foundation straightness that hangs down which characterized in that: comprises an outer shell (1), an inner cavity (2) is arranged in the middle of the outer shell (1), a rotating shaft (3) is arranged at the bottom of the inner cavity (2), the upper end of the rotating shaft (3) runs through the top of the outer shell (1), a handle (5) is fixed at the upper end of the rotating shaft (3), a connecting rod (6) is arranged inside the handle (5), a movable ring (7) is fixed at the upper end of the connecting rod (6), a traction rope (8) is arranged on one side of the movable ring (7), a first groove body (9) is arranged on the lateral side of the inner cavity (2), a limiting groove (10) is arranged on the lateral side of the first groove body (9), an outer rod (11) is arranged inside the first groove body (9) in a penetrating manner, a second bevel gear (16) is fixed at the end part of the outer rod (11), a first bevel gear (4) is arranged at the bottom of the second, first conical gear (4) are fixed in the outer wall of pivot (3), the outer wall of outer pole (11) is fixed with limiting plate (12), limiting plate (12) are located the inside of spacing groove (10), the internally mounted of outer pole (11) has the one end of interior pole (13), the outer wall of the interior pole (13) other end is fixed with guide bar (14), the outer wall of shell body (1) is provided with guide way (15), the tip of guide bar (14) is located the inside of guide way (15).

2. The device for detecting the perpendicularity of the pile foundation according to claim 1, wherein: the end part of the connecting rod (6) is designed to be of an arc-shaped structure, and the connecting rod (6) and the handle (5) form a clamping type rotating structure.

3. The device for detecting the perpendicularity of the pile foundation according to claim 1, wherein: the outer wall of interior pole (13) and the inner wall of outer pole (11) all design for screw thread column structure, interior pole (13) are threaded connection with outer pole (11) to interior pole (13) have four about the central axis equiangular distribution of shell body (1).

4. The device for detecting the perpendicularity of the pile foundation according to claim 1, wherein: the limiting plates (12) are designed to be of annular structures, the limiting plates (12) and the limiting grooves (10) form a clamping type rotating structure, and the number of the limiting plates (12) is two.

5. The device for detecting the perpendicularity of the pile foundation according to claim 1, wherein: the guide rod (14) is designed to be of an L-shaped structure, and the guide rod (14) and the guide groove (15) form a clamping type sliding structure.

6. The device for detecting the perpendicularity of the pile foundation according to claim 1, wherein: the number of the second bevel gears (16) is four, and the first bevel gear (4) and the second bevel gear (16) are in meshed connection.