CN218673436U - Tool for measuring thickness of sediment at bottom of hole of drilled pile - Google Patents
Tool for measuring thickness of sediment at bottom of hole of drilled pile Download PDFInfo
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- CN218673436U CN218673436U CN202223246597.7U CN202223246597U CN218673436U CN 218673436 U CN218673436 U CN 218673436U CN 202223246597 U CN202223246597 U CN 202223246597U CN 218673436 U CN218673436 U CN 218673436U
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Abstract
The utility model provides an instrument for measuring drilling pile hole bottom sediment thickness, including a device section of thick bamboo, a guide cylinder, a bottom plate, the measuring needle, two separation blades, the bottom plate is connected in a device section of thick bamboo and is close to the outer peripheral face of bottom, a device section of thick bamboo promotion hole has been seted up to the up end of bottom plate, the equal hinge connection in the inside wall that a device section of thick bamboo is located the bottom in one side of two separation blades, opposite side mutual disposition, a guide cylinder is coaxial to be set up in a device section of thick bamboo, the lower extreme butt of a guide cylinder in the upside of two separation blades, the upper end of a guide cylinder is located the top of a device section of thick bamboo, a guide cylinder passes through spacing bolted connection in a device section of thick bamboo, the upside that a device section of thick bamboo was kept away from to the separation blade is connected with the spring, the inside wall of a device section of thick bamboo is connected to the upper end of spring, the measuring needle is along vertical direction sliding connection in a guide cylinder, the measuring rope promotion hole has been seted up to the outer peripheral face of measuring needle along vertical direction a plurality of equidistance ring groove, ring groove is provided with the scale and with the appearance phase-match of separation blade. The design has higher measurement accuracy and convenient installation and disassembly.
Description
Technical Field
The utility model relates to a bridge pile foundation construction technical field especially relates to an instrument for measuring drilling pile hole bottom sediment thickness.
Background
In the construction of the bridge bored pile, whether the friction pile, the end-bearing pile or the friction end-bearing pile is used, the control of the sediment thickness is always the key of quality control.
At present, the thickness of the sediment at the hole bottom of a bridge drilling pile is controlled by impacting the hole bottom by utilizing a manual lifting measuring needle, and the measured depth is taken as the depth of the hole bottom; and (5) lowering the measuring cake, and taking the measured depth as the top surface depth of the sediment. The difference between the two data is the sediment thickness, whether the measuring pin contacts the bottom of the hole or not is judged through the experience of 'impact feeling' of the measuring pin, certain subjectivity exists, and due to the fact that field technicians are generally more young and the construction experience is relatively poor, different people may have large difference in judgment of the same pile foundation sediment thickness, and the sediment thickness measurement accuracy is low.
Disclosure of Invention
The utility model aims at overcoming the lower defect and the problem of sediment thickness measurement accuracy that exist among the prior art, providing a higher instrument that is used for measuring sediment thickness at the bottom of the bored pile hole of measurement accuracy.
In order to achieve the above purpose, the technical solution of the utility model is that:
the utility model provides an instrument for measuring drilling pile hole bottom sediment thickness, includes a device section of thick bamboo, stand pipe, bottom plate, survey needle, two separation blades, the bottom plate connect in a device section of thick bamboo is close to the outer peripheral face of bottom, the device section of thick bamboo promotion hole has been seted up to the up end of bottom plate, two the equal hinge connection in one side of separation blade in the inside wall that a device section of thick bamboo is located the bottom, two the opposite side mutual disposition of separation blade, the stand pipe coaxial set up in a device section of thick bamboo, the lower extreme butt of stand pipe in two the upside of separation blade, the upper end of stand pipe is located the top of a device section of thick bamboo, the stand pipe pass through spacing bolted connection in a device section of thick bamboo, the upside that a device section of thick bamboo was kept away from to the separation blade is connected with the spring, the upper end of spring connect in the inside wall of a device section of thick bamboo, the survey needle along vertical direction sliding connection in the stand pipe, the upper end of survey needle has seted up survey needle promotion hole, the outer peripheral face of survey needle has seted up a plurality of equidistance's ring groove along vertical direction, the ring groove is provided with the scale on the ring groove with the appearance phase-match of separation blade.
The device comprises a device barrel, a baffle plate and a roller, wherein the roller is arranged on one side of the baffle plate, rollers are sleeved at two ends of the roller, the rollers are connected to the inner side wall of the bottom of the device barrel, and the baffle plate is rotatably connected to the rollers through the roller.
Two stop blocks are arranged in the device barrel and are respectively connected to two inner side walls of the device barrel along the radial direction of the rolling shaft, and the stop blocks are located above the two blocking pieces.
The two stop blocks are horizontally arranged and symmetrically arranged on two inner side walls of the device barrel.
The device comprises a device barrel and is characterized in that a fixing hole is formed in the inner side wall of the device barrel, a fixing bolt is connected in the fixing hole, and the upper end of a spring is connected to the head of the fixing bolt.
A plurality of bolt holes are formed in the device barrel, the bolt holes are evenly distributed in the outer peripheral surface of the device barrel, and the limiting bolt is connected to the bolt holes in a threaded mode, and the bottom of the limiting bolt abuts against the outer peripheral surface of the guide pipe.
The measuring needle is made of round steel.
Four first pressure relief holes are formed in the upper end face of the bottom plate, and the four first pressure relief holes are uniformly distributed in the bottom plate.
Two second pressure relief holes are symmetrically formed in the peripheral surface of the device cylinder.
And a plurality of support blocks are uniformly distributed on the lower side of the bottom plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to an among the instrument for measuring drilling pile hole bottom sediment thickness, through putting into drilling pile hole bottom simultaneously with a survey pin and a device section of thick bamboo, then loosen the survey rope on the survey pin again, the survey pin slides when the bottom in the stand pipe, contact two separation blades and make two separation blades outwards rotate, the spring is stretched, when the survey pin contacts the hole bottom, two separation blade joints are to the ring channel on the survey pin, the survey pin no longer sinks, the survey pin keeps relatively fixed with a device section of thick bamboo this moment, then take out a device section of thick bamboo, read the scale on the ring channel that the separation blade blocked, can obtain sediment thickness, through setting up the spring, can apply the pulling force for the separation blade when the spring is tensile, make the separation blade be difficult for breaking away from ring groove, consequently can comparatively accurate measurement sediment thickness. Therefore, the utility model discloses measurement accuracy is higher.
2. The utility model relates to an among the instrument that is arranged in measuring drilling pile hole sediment thickness, through setting up the dog, when not placing the stand pipe in the device section of thick bamboo, because the dog is located the separation blade top, the spring can hold the separation blade and make it keep the level, can avoid the spring to stimulate the separation blade to the top, leads to the stand pipe can't contact the separation blade, influences subsequent measurement; through setting up fixing bolt and spacing bolt, can conveniently install and dismantle spring and stand pipe, the position of the adjustable stand pipe of spacing bolt in a device section of thick bamboo makes the stand pipe be located the positive center of a device section of thick bamboo, avoids the stand pipe skew to make two separation blades receive the inconsistent accuracy that influences the measurement of the gravity of survey needle. Therefore, the utility model discloses measurement accuracy is higher, installation and dismantlement are convenient.
3. In the tool for measuring the thickness of the sediment at the bottom of the hole of the bored pile, the measuring needle is made of round steel, so that the measuring needle can rapidly slide in the guide pipe, and the support block enables the device cylinder to rapidly reach the bottom of the hole and simultaneously keeps the stress of the device cylinder consistent; through setting up first pressure release hole at the bottom plate, make the bottom plate can sink to the hole bottom fast, through set up second pressure release hole at a device section of thick bamboo, make the internal and external pressure of a device section of thick bamboo keep unanimous, avoid a device section of thick bamboo to appear rocking the circumstances such as in the in-process that sinks. Therefore, the utility model discloses stable in structure, reliability are high.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 isbase:Sub>A partial sectional view in the direction ofbase:Sub>A-base:Sub>A in fig. 1.
Fig. 3 is a partial sectional view in the direction B-B in fig. 1.
Fig. 4 is a schematic structural view of the middle measuring pin of the present invention.
Fig. 5 is an exploded view of the roller and drum of the present invention.
In the figure: the device comprises a measuring probe 1, a guide pipe 2, a limiting bolt 3, a spring 4, a first pressure relief hole 5, a bottom plate 6, a support block 7, a fixing bolt 8, a roller 9, a roller 10, a device cylinder 11, a baffle 12, a stop block 13, a measuring probe lifting hole 14, a device cylinder lifting hole 15, a fixing hole 16, a bolt hole 17, an annular clamping groove 18 and a second pressure relief hole 19.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 5, a tool for measuring thickness of sediment at the bottom of a bored pile hole, includes a device section of thick bamboo 11, a guide tube 2, a bottom plate 6, a gauge needle 1, two separation blades 12, the bottom plate 6 connect in the device section of thick bamboo 11 is close to the outer peripheral face of bottom, a device section of thick bamboo lifting hole 15 has been seted up to the up end of bottom plate 6, two equal hinge connection in one side of separation blade 12 in the inside wall that a device section of thick bamboo 11 is located the bottom, two the opposite side mutual disposition of separation blade 12, guide tube 2 coaxial set up in device section of thick bamboo 11, the lower extreme butt of guide tube 2 in two the upside of separation blade 12, the upper end of guide tube 2 is located the top of device section of thick bamboo 11, guide tube 2 connect in device section of thick bamboo 11 through spacing bolt 3, separation blade 12 keeps away from the upside of device section of thick bamboo 11 and is connected with spring 4, the upper end of spring 4 connect in the inside wall of device section of thick bamboo 11, gauge needle 1 along vertical direction sliding connection in guide tube 2, gauge needle lifting hole 14 has been seted up to the upper end of gauge needle 1, the outer peripheral face of annular draw-in vertical direction seted up a plurality of annular draw-in groove 18, annular draw-in the appearance 18 with the appearance matching with the baffle draw-in the draw-in groove 18.
A roller 10 is arranged on one side of the baffle plate 12, a roller 9 is sleeved at two ends of the roller 10, the roller 9 is connected to the inner side wall of the bottom of the device barrel 11, and the baffle plate 12 is rotatably connected to the roller 9 through the roller 10.
Two stoppers 13 are arranged in the device barrel 11, the two stoppers 13 are respectively connected to two inner side walls of the device barrel 11 along the radial direction of the roller 10, and the stoppers 13 are positioned above the two blocking pieces 12.
The two stoppers 13 are horizontally arranged and symmetrically arranged on two inner side walls of the device barrel 11.
The inner side wall of the device barrel 11 is provided with a fixing hole 16, a fixing bolt 8 is connected in the fixing hole 16, and the upper end of the spring 4 is connected to the head of the fixing bolt 8.
A plurality of bolt holes 17 are formed in the device barrel 11, the bolt holes 17 are uniformly distributed on the outer peripheral surface of the device barrel 11, and the limiting bolt 3 is connected to the bolt holes 17 in a threaded mode, and the bottom of the limiting bolt abuts against the outer peripheral surface of the guide pipe 2.
The measuring needle 1 is made of round steel.
Four first pressure relief holes 5 are formed in the upper end face of the bottom plate 6, and the four first pressure relief holes 5 are uniformly distributed in the bottom plate 6.
Two second pressure relief holes 19 are symmetrically formed in the outer peripheral surface of the device barrel 11.
A plurality of support blocks 7 are uniformly distributed on the lower side of the bottom plate 6.
The principle of the utility model is explained as follows:
the utility model discloses well needs specifically adjust stylus 1 length according to sediment thickness, uses 300 mm's stylus 1 within sediment thickness 150mm, uses 500 mm's stylus 1 when sediment control index surpasses 150 mm. When the spring is installed, the roller 10 and the roller 9 are firstly welded with the device barrel 11, one end of the spring 4 is connected to the baffle 12 after welding, and the other end is fixed at the fixing hole 16 of the device barrel 11 through the fixing bolt 8. And welding the device cylinder 11 and the bottom plate 6, placing the guide pipe 2 in the device cylinder 11 after welding, adjusting the position of the guide pipe 2 to be at the center through the limiting bolt 3, respectively penetrating the measuring rope through a device cylinder lifting hole 15 and a measuring needle lifting hole 14, and placing the measuring needle 1 in the guide pipe. During operation, slowly put into the hole bottom with a device section of thick bamboo 11 and measuring pin 1 through the measuring rope, loosen the measuring rope on the measuring pin 1 again, measuring pin 1 stretches out and pushes away two separation blades 12 from the stand pipe, measuring pin 1 inserts the sediment layer under the dead weight, the measuring rope on the measuring pin 1 of pulling from top to bottom simultaneously, make separation blade 12 joint to in the ring groove 18, then take out a device section of thick bamboo 11 and measuring pin 1 through the measuring rope, observe the scale on the ring groove 18 on the measuring pin 1, obtain sediment thickness data, then wash stand pipe 2, a device section of thick bamboo 11, spring 4 isotructure, change spring 4 regularly simultaneously.
Example 1:
referring to fig. 1 to 5, a tool for measuring the thickness of the sediment at the bottom of the hole of the bored pile comprises a device cylinder 11, a guide pipe 2, a bottom plate 6, a measuring pin 1 and two blocking pieces 12, wherein the guide pipe 2 is made of 1000mm steel pipes with the outer diameter of 40mm and the thickness of 3mm, the device cylinder 11 is made of zinc-plated square pipes with the length of 200mm and the side length of 100mm, 8 bolt holes 17,2 second pressure relief holes 19,4 fixing holes 16 are respectively formed in the periphery of the pipe wall, the bottom plate 6 is made of a steel plate with the side length of 300mm and the thickness of 5mm, a hole with the length of 100mm is formed in the center of the steel plate, the bottom plate 6 is connected to the outer peripheral surface of the device cylinder 11 close to the bottom, a device cylinder lifting hole 15 is formed in the upper end surface of the bottom plate 6, one side of each of the two blocking pieces 12 is connected to the inner side wall of the device cylinder 11 located at the bottom, two the opposite side opposite arrangement of separation blade 12, the stand pipe 2 coaxial set up in the device section of thick bamboo 11, the lower extreme butt of stand pipe 2 is in two the upside of separation blade 12, the upper end of stand pipe 2 is located the top of a device section of thick bamboo 11, stand pipe 2 through spacing bolt 3 connect in a device section of thick bamboo 11, the upside that a device section of thick bamboo 11 was kept away from to separation blade 12 is connected with spring 4, the upper end of spring 4 connect in the inside wall of a device section of thick bamboo 11, survey probe 1 along vertical direction sliding connection in the stand pipe 2, survey probe 1's upper end has been seted up survey probe and has been promoted hole 14, a plurality of equidistance's ring groove 18 has been seted up along vertical direction to the outer peripheral face of survey probe 1, be provided with the scale on ring groove 18, ring groove 18 with the appearance phase-match of separation blade 12.
A roller 10 is arranged on one side of the baffle plate 12, a roller 9 is sleeved at two ends of the roller 10, the roller 9 is connected to the inner side wall of the bottom of the device barrel 11, and the baffle plate 12 is rotatably connected to the roller 9 through the roller 10.
Two stoppers 13 are arranged in the device barrel 11, the two stoppers 13 are respectively connected to two inner side walls of the device barrel 11 along the radial direction of the roller 10, and the stoppers 13 are positioned above the two blocking pieces 12.
The two stoppers 13 are horizontally arranged and symmetrically arranged on two inner side walls of the device barrel 11.
The inner side wall of the device barrel 11 is provided with a fixing hole 16, a fixing bolt 8 is connected in the fixing hole 16, and the upper end of the spring 4 is connected to the head of the fixing bolt 8.
A plurality of bolt holes 17 are formed in the device barrel 11, the bolt holes 17 are uniformly distributed on the outer peripheral surface of the device barrel 11, and the limiting bolt 3 is connected to the bolt holes 17 in a threaded mode, and the bottom of the limiting bolt abuts against the outer peripheral surface of the guide pipe 2.
Example 2:
the basic contents are the same as those of embodiment 1 except that:
referring to fig. 4, the measuring needle 1 adopts phi 28 round steel as a main material, an annular clamping groove 18 with the depth of 3mm and the width of 5mm is machined on the round steel every 15mm, the total length of the needle head part of the measuring needle 1 is 20mm, a measuring needle lifting hole 14 with the length of 5mm is drilled at the tail part of the measuring needle 1, and a plurality of support blocks 7 are uniformly distributed at the lower side of the bottom plate 6.
Example 3:
the basic contents are the same as those of embodiment 1 except that:
referring to fig. 1 to 2, four first pressure relief holes 5 are formed in the upper end surface of the bottom plate 6, and the four pressure relief holes 5 are uniformly distributed in the bottom plate 6. Two second pressure relief holes 19 are symmetrically formed in the outer peripheral surface of the device barrel 11.
Claims (10)
1. The utility model provides a instrument for measuring drilling pile hole bottom sediment thickness which characterized in that: comprises a device cylinder (11), a guide pipe (2), a bottom plate (6), a measuring needle (1) and two baffle plates (12), wherein the bottom plate (6) is connected with the outer peripheral surface of the device cylinder (11) close to the bottom, the upper end surface of the bottom plate (6) is provided with a device cylinder lifting hole (15), one side of each of the two baffle plates (12) is hinged with the inner side wall of the device cylinder (11) at the bottom, the two baffle plates (12) are oppositely arranged at the other side, the guide pipe (2) is coaxially arranged in the device cylinder (11), the lower end of the guide pipe (2) is abutted against the upper sides of the two baffle plates (12), the upper end of the guide pipe (2) is arranged above the device cylinder (11), the guide pipe (2) is connected with the device cylinder (11) through a limiting bolt (3), the upper side of the device cylinder (11) far away from the baffle plates (12) is connected with a spring (4), the upper end of the spring (4) is connected with the inner side wall of the device cylinder (11), the measuring needle (1) is slidably connected with the guide pipe (2) along the vertical direction, the annular lifting hole (18) is provided with a plurality of the measuring needle lifting hole (18), and the annular scale (18) is arranged on the outer peripheral surface of the measuring needle cylinder (18), the annular clamping groove (18) is matched with the shape of the baffle plate (12).
2. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 1, is characterized in that: one side of separation blade (12) is provided with roller bearing (10), the both ends cover of roller bearing (10) is equipped with cylinder (9), cylinder (9) connect in device section of thick bamboo (11) are located the inside wall of bottom, separation blade (12) through roller bearing (10) rotate connect in cylinder (9).
3. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 2, is characterized in that: two stop blocks (13) are arranged in the device barrel (11), the two stop blocks (13) are respectively connected to two inner side walls of the device barrel (11) along the radial direction of the rolling shaft (10), and the stop blocks (13) are located above the two stop pieces (12).
4. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 3, is characterized in that: the two stop blocks (13) are horizontally arranged and symmetrically arranged on two inner side walls of the device barrel (11).
5. The tool for measuring the thickness of the sediment at the bottom of the hole of the bored pile according to claim 1, wherein: fixing hole (16) have been seted up to the inside wall of device section of thick bamboo (11), fixing bolt (8) are connected in fixing hole (16), the upper end of spring (4) connect in the head of fixing bolt (8).
6. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 1, is characterized in that: a plurality of bolt holes (17) are formed in the device barrel (11), the bolt holes (17) are uniformly distributed on the outer peripheral surface of the device barrel (11), and the limiting bolt (3) is connected to the bolt holes (17) in a threaded mode, and the bottom of the limiting bolt abuts against the outer peripheral surface of the guide pipe (2).
7. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 1, is characterized in that: the measuring needle (1) is made of round steel.
8. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 1, is characterized in that: four first pressure relief holes (5) are formed in the upper end face of the bottom plate (6), and the four first pressure relief holes (5) are uniformly distributed in the bottom plate (6).
9. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 1, is characterized in that: two second pressure relief holes (19) are symmetrically formed in the peripheral surface of the device barrel (11).
10. The tool for measuring the thickness of the drill pile hole bottom sediment according to claim 1, is characterized in that: a plurality of support blocks (7) are uniformly distributed on the lower side of the bottom plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223246597.7U CN218673436U (en) | 2022-12-05 | 2022-12-05 | Tool for measuring thickness of sediment at bottom of hole of drilled pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223246597.7U CN218673436U (en) | 2022-12-05 | 2022-12-05 | Tool for measuring thickness of sediment at bottom of hole of drilled pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218673436U true CN218673436U (en) | 2023-03-21 |
Family
ID=85548249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223246597.7U Active CN218673436U (en) | 2022-12-05 | 2022-12-05 | Tool for measuring thickness of sediment at bottom of hole of drilled pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218673436U (en) |
-
2022
- 2022-12-05 CN CN202223246597.7U patent/CN218673436U/en active Active
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