CN218097537U - Pile foundation concrete liquid level degree of depth detection device - Google Patents
Pile foundation concrete liquid level degree of depth detection device Download PDFInfo
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- CN218097537U CN218097537U CN202221619850.6U CN202221619850U CN218097537U CN 218097537 U CN218097537 U CN 218097537U CN 202221619850 U CN202221619850 U CN 202221619850U CN 218097537 U CN218097537 U CN 218097537U
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Abstract
The utility model relates to a bored concrete pile technical field especially relates to a pile foundation concrete liquid level degree of depth detection device. The pile foundation concrete liquid level depth detection device comprises a positioning frame, a guide cylinder, a measuring cylinder and a measuring bucket; the positioning frame is fixedly connected with a positioning ring, the positioning ring is coaxially clamped at the orifice of the cast-in-place pile hole, four supporting rods which are uniformly distributed in the circumferential direction are arranged on the inner annular surface of the positioning ring, and a guide rod which extends along the axial direction of each supporting rod is integrally formed at the end part of each supporting rod; the guide cylinder is coaxially assembled among the four guide rods and is in up-and-down sliding fit with the four guide rods; the measuring cylinder is coaxially assembled among the four guide rods and comprises a measuring cylinder body and a measuring rod which are in up-and-down sliding fit with the guide rods; the measuring hopper is the back taper, and the measuring hopper is connected with the measuring barrel, is equipped with a plurality of leaks that supply mud to spill on the circumference of measuring the hopper, and the bore of leak reduces from top to bottom gradually. The utility model is simple in operation, can reduce the detection error of concrete liquid level height.
Description
Technical Field
The utility model relates to a bored concrete pile technical field especially relates to a pile foundation concrete liquid level degree of depth detection device.
Background
The cast-in-place pile of reinforced concrete is a deep foundation form frequently used in geotechnical engineering, and the main construction sequence is as follows: positioning, pore forming, pore cleaning, steel reinforcement cage hoisting, guide pipe lowering and underwater concrete pouring. The underwater concrete pouring is to pour concrete through a vertical pipe depending on the self weight of the concrete, and the guide pipe is lifted and detached timely along with the rising of the concrete in the pouring process. Generally, after concrete is poured into the cast-in-place pile, a pouring form with concrete at the lower part and slurry at the upper part is formed in the cast-in-place pile, and in order to ensure that the thickness or height of the cast-in-place concrete in the cast-in-place pile meets the construction requirement, the pouring thickness or height of the concrete needs to be measured timely after the construction is completed, namely the distance from the uppermost liquid level of the concrete to the lowermost end of the concrete, and the pouring thickness or height of the concrete can be known by directly measuring the height of the liquid level of the concrete.
The old technical staff of experience mostly adopts the mode of survey line with reinforcing bar head counter weight at the job site, but to the technical staff who lacks relevant experience comparatively difficultly, moreover because reinforcing bar head area of contact is little, the pressure difference value after contacting the concrete is less, the person who needs to have rich experience repeats a lot of measurements, and measurement efficiency is lower, and after the reinforcing bar contacted the concrete face, can't ensure that the reinforcing bar head keeps perpendicular in addition, causes measuring error great.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a pile foundation concrete liquid level degree of depth detection device to solve among the prior art that the mode of surveying the rope and adding the reinforcing bar head counter weight is higher to measuring person's technical requirement, the great technical problem of simultaneous measurement error.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a pile foundation concrete liquid level depth detection device includes:
the positioning frame is used for being placed on the ground at the top of the cast-in-place pile hole, a positioning ring is fixedly connected onto the positioning frame and is coaxially clamped at the orifice of the cast-in-place pile hole, four supporting rods which are uniformly distributed in the circumferential direction are arranged on the inner annular surface of the positioning ring, a guide rod which extends along the axial direction of each supporting rod is integrally formed at the end part of each supporting rod, and a circle which is coaxial with the positioning ring is formed by connecting lines among the four guide rods;
the guide cylinder is coaxially assembled among the four guide rods and comprises a guide cylinder body and a stop ring connected to the top of the guide cylinder body, a first sliding groove extending along the vertical direction is formed in the outer cylinder wall of the guide cylinder body, a second sliding groove extending along the vertical direction is formed in the inner cylinder wall of the guide cylinder body, the first sliding grooves are in one-to-one corresponding guide sliding fit with the guide rods, and the stop ring is in stop fit with each guide rod in the vertical direction;
the measuring cylinder is coaxially arranged in the guide cylinder and comprises a measuring cylinder body which is in guide sliding fit with the second sliding groove in the up-down direction and a measuring rod which is coaxially connected to the center of the measuring cylinder body, the measuring rod penetrates through the guide cylinder body, and measuring scale marks which are arranged at equal intervals in the up-down direction are arranged on the guide cylinder body, the measuring cylinder body and the measuring rod;
the measuring hopper is in an inverted cone shape and is connected with the measuring barrel, a plurality of leakage openings for slurry to leak are formed in the circumferential direction of the measuring hopper, and the caliber of each leakage opening is gradually reduced from top to bottom.
The beneficial effects of the above technical scheme are: the utility model discloses a pile foundation concrete liquid level degree of depth detection device's holding ring coaxial arrangement is in bored concrete pile hole department, it can guarantee both to be in coaxial state with guide cylinder sliding fit to measure a section of thick bamboo, and guide cylinder coaxial assembly in the holding ring and with the holding ring direction sliding fit in the upper and lower direction, thereby guarantee the holding ring, the guide cylinder, it is all coaxial to measure between the section of thick bamboo, and so, when detecting bored concrete liquid level in the bored concrete pile hole, can guarantee to measure and fight and be in the vertical state with the concrete liquid level all the time, so, when reading the measurement barrel, during the measurement scale mark on the guide cylinder or the measuring stick, the degree of depth numerical value of reaction concrete liquid level that can be more true, the error is littleer, the result is more accurate. When actual operation is carried out, the guide cylinder is coaxially stopped on the positioning ring, the measuring rod is slowly lowered into the cast-in-place pile, aggregate in concrete is fished, water and fine sand particles can be filtered out from a leakage opening in the measuring hopper, the aggregate is left in the measuring hopper, the aggregate in the concrete is fished out by the measuring hopper to judge the pouring height of the concrete, the judgment is objective, the operation is simpler, and the operation error and the judgment error caused by artificial experience influence are reduced.
Furthermore, the measuring hopper is of a split structure and comprises four conical plates which are detachably connected along the circumferential direction, the tip end position of each conical plate is fixedly connected with a quarter cylindrical rod which extends along the vertical direction, an external thread is arranged on the arc surface of each cylindrical rod, after the four conical plates are spliced, the quarter cylinders on each conical plate are spliced into a connecting column which is coaxial with the measuring cylinder and is provided with the external thread, and the measuring cylinder is in threaded connection with the connecting column; a plurality of leakage holes are formed in the circumferential direction of each conical panel from top to bottom, the leakage holes form the leakage openings, the hole diameters of the leakage holes are gradually reduced from top to bottom, and the leakage holes with the same hole diameter on each conical panel are located at the same height.
Has the advantages that: the measuring hopper can be detached after the measurement is completed, so that the measuring hopper is convenient to use in a turnover manner, and meanwhile, the occupied space during placement can be reduced.
Furthermore, the inner plate surfaces of the conical plates are fixedly connected with lug plates at the same height, each lug plate is provided with a through hole, and the conical plates are connected together through a strap which penetrates through the through holes simultaneously.
Has the beneficial effects that: the connection of each conical panel is convenient, and simultaneously the strap is easy to detach, and the detachment of each conical panel is also convenient.
Furthermore, survey fill formula structure as an organic whole, include with measure the barrel and be the down tube that circular array distributes and connect the hoop in each down tube periphery as the center pin, the bottom of each down tube and measure barrel fixed connection so that the measurement fill is the back taper structure, the space between two arbitrary adjacent down tubes forms the leak.
Has the advantages that: the connection between the measuring cylinder and the measuring hopper is ensured to be firm.
Further, the locating support includes square locating frame, connects the supporting leg in square locating frame bottom, is located the centre ring at square locating frame center and connects the installation pole of putting the department at each frame wall central point of square locating frame, installation pole and centre ring fixed connection, wherein be fixed with on two relative installation poles with the connection montant that the holding ring is connected, the top of two relative installation poles is equipped with rings in addition, the centre ring with the holding ring is coaxial.
Has the advantages that: simple structure is favorable to hoist and mount.
Furthermore, a baffle is arranged in the second sliding groove, and the length of the measuring cylinder is equal to the distance between the baffle and the bottom end of the guide cylinder.
Has the advantages that: when can avoiding measuring the barrel and being in the guide cylinder completely, measuring the bucket and bumping with the guide cylinder, the baffle also provides the stop facility for the measuring stick when upwards lifting simultaneously, also more is favorable to operating personnel to judge the transfer degree of depth of measuring the barrel.
Drawings
Fig. 1 is a schematic structural view of a pile foundation concrete liquid level depth detection device of the present invention;
fig. 2 is a top view of a positioning frame in the pile foundation concrete liquid level depth detection device of the present invention;
fig. 3 is a schematic view of the cooperation between the positioning ring and the guide cylinder and between the positioning ring and the measuring cylinder in the pile foundation concrete liquid level depth detection device of the present invention;
fig. 4 is the structure schematic diagram of the measuring hopper in the pile foundation concrete liquid level depth detecting device of the utility model.
Description of the reference numerals: 1-a positioning frame, 2-a square positioning frame, 3-an installation rod, 4-a hanging ring, 5-a central ring, 6-a connecting vertical rod, 7-a positioning ring, 8-a supporting rod, 9-a guiding rod, 10-a guiding barrel, 11-a baffle ring, 12-a measuring barrel, 13-a measuring rod, 14-a measuring hopper, 15-a conical panel, 16-a leak hole, 17-a connecting column, 18-an ear plate, 19-a perforation, 20-a guiding barrel, 21-a measuring barrel, 22-a supporting leg, 23-a first chute, 24-a second chute and 25-a baffle plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses a pile foundation concrete liquid level degree of depth detection device's concrete embodiment:
as shown in fig. 1, 2 and 3, the pile foundation concrete liquid level depth detection device includes a positioning frame 1, a guide cylinder 20, a measuring cylinder 21 and a measuring bucket 14.
As shown in fig. 1 and 2, the positioning bracket includes a square positioning frame 2, support legs 22 connected to the bottom of the square positioning frame 2, a center ring 5 located at the center of the square positioning frame 2, and a mounting bar 3 connected to the center of each frame wall of the square positioning frame 2. The installation rods 3 are fixedly connected with the center ring 5, wherein vertical connecting rods 6 extending in the vertical direction are fixed on the two opposite installation rods 3, the bottom ends of the two vertical connecting rods 6 are connected with positioning rings 7 coaxial with the center ring 5, and the top parts of the other two opposite installation rods 3 are provided with hanging rings 4 which are used for being connected with hoisting equipment so as to be integrally hoisted by the hoisting equipment to be transported after the detection operation is completed. During operation, the positioning frame 1 is placed on the ground at the top of a bored concrete pile hole.
The positioning ring 7 is coaxially clamped at the orifice of the cast-in-place pile hole, so that the positioning ring 7 and the cast-in-place pile hole are ensured to be coaxial. Four supporting rods 8 which are uniformly distributed on the circumference are arranged on the inner ring surface of the positioning ring 7, a guide rod 9 which extends along the axial direction of each supporting rod 8 is integrally formed at the end part of each supporting rod 8, and connecting lines among the four guide rods 9 form a circle which is coaxial with the positioning ring 7.
As shown in fig. 3, the guiding cylinder 20 includes a guiding cylinder 10 and a stop ring 11 connected to the top of the guiding cylinder 10, wherein the outer cylinder wall of the guiding cylinder 10 is provided with a first sliding slot 23 extending along the up-down direction, the first sliding slot 23 is in one-to-one corresponding guiding sliding fit with the guiding rods 9, and when the guiding cylinder 10 slides to the bottommost portion, the stop ring 11 is in stop fit with each guiding rod 9 in the up-down direction. The inner cylinder wall of the guiding cylinder 10 is provided with a second sliding groove 24 extending along the vertical direction, and the first sliding groove 23 and the second sliding groove 24 both extend from the bottom end of the guiding cylinder 10 to the top end of the guiding cylinder 10.
The measuring cylinder 21 is coaxially arranged in the guide cylinder 20, and comprises a measuring cylinder body 12 which is in guide sliding fit with the second chute 24 in the vertical direction and a measuring rod 13 coaxially connected to the center of the measuring cylinder body 12, wherein the measuring rod 13 penetrates through the guide cylinder body 10. The guide cylinder 10, the measuring cylinder 12 and the measuring rod 13 are all provided with measuring scale marks which are arranged at equal intervals along the up-down direction. The second chute 24 is internally provided with a baffle 25, the baffle 25 is annular, the length of the measuring cylinder 12 is equal to the distance between the baffle 25 and the bottom end of the guiding cylinder 10, and when the measuring rod 13 is lifted up, the measuring cylinder 12 can be completely retracted into the guiding cylinder 10.
As shown in fig. 4, the measuring hopper 14 is an inverted cone, and is a split structure, and includes four conical plates 15 detachably connected along the circumferential direction, a quarter cylindrical rod extending along the up-down direction is fixedly connected to the tip of each conical plate 15, and an external thread is provided on the circular arc surface of the cylindrical rod. After the four conical surface plates 15 are spliced, the quarter cylindrical rods on each conical surface plate 15 are spliced together to form a connecting column 17 which is coaxial with the measuring cylinder 12 and is provided with an external thread, and the measuring cylinder 12 is in threaded connection with the connecting column 17. A plurality of leakage holes 16 are formed in each conical plate 15 from top to bottom in the circumferential direction, the leakage holes 16 form leakage openings, slurry can leak out of the leakage openings, the hole diameters of the leakage holes 16 are gradually reduced from top to bottom, and the leakage holes 16 with the same hole diameter on each conical plate 16 are located at the same height.
The utility model discloses a 7 coaxial arrangements of holding ring of pile foundation concrete liquid level degree of depth detection device are in bored concrete pile hole department, measuring cylinder 21 can guarantee with 20 sliding fit of guide cylinder that both are in coaxial state, and 20 coaxial arrangements of guide cylinder in the holding ring 7 and with the holding ring 7 direction sliding fit in the upper and lower direction, thereby guarantee holding ring 7, guide cylinder 20, all be in coaxial state between the measuring cylinder 21, so, when detecting the downthehole concrete liquid level of bored concrete pile, can guarantee that measuring bucket 14 is in the vertical state with the concrete liquid level all the time, when reading measuring cylinder 12, when measuring the scale mark on guide cylinder 10 or the measuring stick 13, can more real reaction concrete liquid level's degree of depth numerical value, the error is littleer, the result is more accurate.
During actual operation, the guide cylinder 20 is coaxially stopped on the positioning ring 7, the measuring rod 13 is slowly lowered to enable the measuring cylinder body 12 to extend into the cast-in-place pile, aggregate in concrete is fished by the measuring hopper 14, water and fine sand particles can be filtered out of a leakage hole in the measuring hopper, the aggregate is left in the measuring hopper 14, the concrete aggregate is fished by the measuring hopper 14 to judge the casting height of the concrete, the judgment is objective, the operation is simpler, and the operation error and the judgment error caused by artificial experience influence are reduced.
In other embodiments, the measuring bucket can also adopt other structures, for example, the measuring bucket can adopt an integral structure, including the diagonal rods distributed in a circular array with the measuring cylinder as a central axis and the hoops welded on the periphery of each diagonal rod, the bottom end of each diagonal rod is fixedly connected with the measuring cylinder so that the measuring bucket is in an inverted cone structure, and a leakage opening is formed in the space between any two adjacent diagonal rods.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a pile foundation concrete liquid level degree of depth detection device which characterized in that includes:
the positioning frame is used for being placed on the ground at the top of the cast-in-place pile hole, a positioning ring is fixedly connected to the positioning frame and used for being coaxially clamped at the orifice of the cast-in-place pile hole, four supporting rods which are uniformly distributed on the circumference are arranged on the inner ring surface of the positioning ring, a guide rod extending along the axial direction of each supporting rod is integrally formed at the end part of each supporting rod, and a circle coaxial with the positioning ring is formed by connecting lines among the four guide rods;
the guide cylinder is coaxially assembled among the four guide rods and comprises a guide cylinder body and a stop ring connected to the top of the guide cylinder body, a first sliding groove extending along the vertical direction is formed in the outer cylinder wall of the guide cylinder body, a second sliding groove extending along the vertical direction is formed in the inner cylinder wall of the guide cylinder body, the first sliding grooves are in one-to-one corresponding guide sliding fit with the guide rods, and the stop ring is in stop fit with each guide rod in the vertical direction;
the measuring cylinder is coaxially arranged in the guide cylinder and comprises a measuring cylinder body which is in guide sliding fit with the second sliding groove in the up-down direction and a measuring rod which is coaxially connected to the center of the measuring cylinder body, the measuring rod penetrates through the guide cylinder body, and measuring scale marks which are arranged at equal intervals in the up-down direction are arranged on the guide cylinder body, the measuring cylinder body and the measuring rod;
the measuring hopper is in an inverted cone shape and is connected with the measuring barrel, a plurality of leakage openings for leaking slurry are formed in the circumferential direction of the measuring hopper, and the caliber of each leakage opening is gradually reduced from top to bottom.
2. The pile foundation concrete liquid level depth detection device according to claim 1, wherein the measuring hopper is of a split structure and comprises four conical plates which are detachably connected in the circumferential direction, a quarter cylindrical rod which extends in the vertical direction is fixedly connected to the tip position of each conical plate, external threads are arranged on the arc surface of each cylindrical rod, after the four conical plates are spliced, the quarter cylinders on each conical plate are spliced into a connecting column which is coaxial with the measuring cylinder and has the external threads, and the measuring cylinder is in threaded connection with the connecting column; a plurality of leakage holes are formed in the circumferential direction of each conical panel from top to bottom, the leakage holes form the leakage openings, the hole diameters of the leakage holes are gradually reduced from top to bottom, and the leakage holes with the same hole diameter on each conical panel are located at the same height.
3. The pile foundation concrete liquid level depth detection device according to claim 2, wherein the inner plate surfaces of the conical plates are fixedly connected with lug plates at the same height, each lug plate is provided with a through hole, and the conical plates are connected together through a strap which simultaneously penetrates through the through holes.
4. The pile foundation concrete liquid level depth detection device according to claim 1, wherein the measuring bucket is of an integrated structure and comprises inclined rods and hoops, the inclined rods and the hoops are distributed in a circular array mode by taking the measuring cylinder as a central shaft, the hoops are connected to the periphery of each inclined rod, the bottom end of each inclined rod is fixedly connected with the measuring cylinder so that the measuring bucket is of an inverted cone-shaped structure, and the leakage port is formed in a space between any two adjacent inclined rods.
5. The pile foundation concrete liquid level depth detection device according to any one of claims 1-4, wherein the positioning frame comprises a square positioning frame, support legs connected to the bottom of the square positioning frame, a center ring positioned at the center of the square positioning frame, and mounting rods connected to the center of each frame wall of the square positioning frame, the mounting rods are fixedly connected with the center ring, vertical connecting rods connected with the positioning rings are fixed on two opposite mounting rods, hanging rings are arranged at the tops of the other two opposite mounting rods, and the center ring is coaxial with the positioning rings.
6. The pile foundation concrete liquid level depth detection device according to any one of claims 1 to 4, wherein a baffle is arranged in the second chute, and the length of the measurement cylinder is equal to the distance between the baffle and the bottom end of the guide cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221619850.6U CN218097537U (en) | 2022-06-27 | 2022-06-27 | Pile foundation concrete liquid level degree of depth detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221619850.6U CN218097537U (en) | 2022-06-27 | 2022-06-27 | Pile foundation concrete liquid level degree of depth detection device |
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| Publication Number | Publication Date |
|---|---|
| CN218097537U true CN218097537U (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221619850.6U Active CN218097537U (en) | 2022-06-27 | 2022-06-27 | Pile foundation concrete liquid level degree of depth detection device |
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| CN (1) | CN218097537U (en) |
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- 2022-06-27 CN CN202221619850.6U patent/CN218097537U/en active Active
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