CN212806887U - Pile foundation hole depth measuring device - Google Patents
Pile foundation hole depth measuring device Download PDFInfo
- Publication number
- CN212806887U CN212806887U CN202022192050.8U CN202022192050U CN212806887U CN 212806887 U CN212806887 U CN 212806887U CN 202022192050 U CN202022192050 U CN 202022192050U CN 212806887 U CN212806887 U CN 212806887U
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- rope
- roller
- pile foundation
- winding drum
- foundation hole
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- 238000004804 winding Methods 0.000 claims abstract description 35
- 238000012360 testing method Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 16
- 230000033001 locomotion Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a degree of depth measurement technical field especially relates to a pile foundation hole degree of depth measuring device. The rope winding device comprises a mounting frame, wherein a rotatable winding drum is horizontally mounted on the mounting frame, a roller with the axis parallel to the winding drum is arranged outside the winding drum, the roller is rotatably mounted on the mounting frame, a rope is wound in the winding drum, the rope extends downwards around the roller, a heavy block is fixed at the tail end of the rope, and the rope can drive the roller to rotate when moving up and down; a rotary damper is connected between the winding drum and the mounting frame; the last sensor of installing of gyro wheel is used for detecting the rotatory angle of gyro wheel, and the sensor is connected with the input electricity of controller, and the output of controller is connected with the display. Through above technical scheme, a pile foundation hole degree of depth measuring device convenient to operation is provided, easy operation precision is high, has avoided traditional survey rope scale to scratch the problem of being difficult for reading easily.
Description
Technical Field
The utility model relates to a degree of depth measurement technical field especially relates to a pile foundation hole degree of depth measuring device.
Background
In recent urban construction, the construction progress is faster and faster, the quantity of projects is larger and larger, and more pile foundation holes need to be excavated in the construction process. The operator in the field needs to measure the depth of the pile foundation hole frequently. The existing measuring mode is mainly that a heavy hammer is hung at one end of a measuring rope through the measuring rope with scales, and then the measuring rope is manually placed in a pile foundation hole in the west of the measuring rope. But at this in-process because the measuring line is the winding and accomodates on a welding becomes rectangular reinforcing bar, the measuring line is put to the pile foundation hole to below in-process needs alone, and the handheld reinforcing bar of other alone will twine the measuring line and release, otherwise causes the measuring line to tie a knot easily and influences measurement accuracy and work efficiency. And after repeated use, the scales on the measuring rope are easily hung off and the reading cannot be effectively read.
The depth of a pile foundation hole is measured by adopting a laser ranging method, the measurement is simple, quick and high in precision, but the use occasions are limited, and the laser ranging device cannot be used under the conditions that water exists in some pile foundation holes and the like. There is therefore a need for improvements in the way conventional line measurements are made to simplify operation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses pile foundation hole degree of depth measuring device.
The technical problem to be solved is that: the existing pile foundation hole measuring rope is easy to knot in the putting process, and the scale of the measuring rope is easy to scratch and cannot be read for reading.
In order to solve the technical problem, the utility model discloses pile foundation hole degree of depth measuring device adopts following scheme.
The pile foundation hole depth measuring device comprises a mounting frame, wherein a rotatable winding drum is horizontally mounted on the mounting frame, a roller with the axis parallel to the axis of the winding drum is arranged outside the winding drum, the roller is rotatably mounted on the mounting frame, a rope is wound in the winding drum, the free end of the rope bypasses the roller and continues to extend downwards, the tail end of the free end of the rope is connected with a heavy block, and the rope can drive the roller to rotate when moving up and down; a rotary damper is connected between the winding drum and the mounting frame;
the gyro wheel is connected with the sensor that is used for detecting gyro wheel rotation angle, and the sensor is connected with the input electricity of controller, and the output of controller is connected with the display and shows the measuring rope reading.
Furthermore, a crank is further installed on the winding drum.
Further, wear to be equipped with the pivot on the axis of reel, pivot one end is connected with rotary damper's one end, and rotary damper's the other end is fixed on the mounting bracket, and the other end of pivot is installed on the mounting bracket, and the crank is connected with the one end that rotary damper was kept away from in the pivot.
Furthermore, a one-way transmission mechanism is arranged between the rotating shaft and the rotary damper, and the one-way transmission mechanism locks and drives the rotary damper to rotate when the roller releases the rope; when the roller withdraws the rope, the one-way transmission mechanism releases the roller to rotate freely.
Furthermore, the one-way transmission mechanism is a one-way bearing.
Further, the sensor is a photoelectric encoder, and the photoelectric encoder is fixed on the mounting frame and the testing end is connected with the roller.
Further, the rope is wound at least one turn around the roller.
Further, still fixed mounting has the guide ring on the mounting bracket, the guide ring sets up the outside at the gyro wheel middle part, and the rope passes the guide ring at first and then walks around the gyro wheel and extends downwards.
Furthermore, the winding drum and the mounting frame are fixed through a detachable pin shaft in a pin joint mode.
The utility model discloses pile foundation hole degree of depth measuring device compares with prior art, has following beneficial effect:
the utility model discloses a prevent that the measuring rope from taking place to tie a knot at the in-process of putting into pile foundation hole, influence the test, set up a reel that is used for the winding test specially with the rope, alright realize the release of rope and withdraw when the reel is rotatory. The reel is then mounted again using the mounting bracket and without affecting the rotary payout of the reel. The test rope is received by the drum and then the drum is rotated to release the rope outwardly without knotting.
Simultaneously the utility model discloses a prevent that the scale on the traditional survey rope from using the back survey rope repeatedly is hung the problem that falls. A common rope without scales is used as a testing tool, and a weight is hung at the tail end of the rope. The measuring rope is stretched straight and hung to the bottom of the pile foundation hole at noon. Because do not have the scale on the rope, can not directly read out the registration through the rope, so the utility model discloses the reel that is used for measuring rope movement distance specially has been set up. The rope is walked around the reel and is hung down, when the rope downstream, can drive the gyro wheel and rotate passively, then the rotation that the installation sensor comes the test gyro wheel on the gyro wheel, the sensor is connected with the controller, and the display is connected to the output of controller, shows the registration of the distance that the rope descends through the display, need not directly read the scale on the survey rope. When the rope moves, the speed of the rope is the same as the linear speed of the roller, so that the radius of the roller multiplied by the radian rotated by the roller is the moving distance of the rope.
The utility model discloses when using, it is rotatory to drive the reel through the terminal pouring weight of rope, so too fast in order to prevent the in-process speed that the rope descends, leads to pouring weight to pile foundation hole bottom back reel, gyro wheel and rope because inertia continuation motion, simultaneously in order to prevent that the pouring weight from reacing pile foundation hole bottom back, hang aerial rope because the dead weight continues to take the reel to rotate the release too much rope and lead to the test inaccurate. Therefore the utility model discloses install rotary damper on the reel, rotary damper connects between reel and mounting bracket, and the rope just can descend with a controllable fixed speed at the in-process of release like this, prevents that the rope from descending too fast, and the dead weight that can avoid the pouring weight to reach rope behind the pile foundation hole bottom drives the rope and continues to descend through adjustment damping force or select for use the rotary damper of suitable size simultaneously.
Through the technical scheme, the pile foundation hole depth measuring device convenient to operate is provided, when the device is used, the device is only required to be placed on a pile foundation hole, then a weight block is utilized to drive a rope to vertically drop into the pile foundation hole, the rope drives a roller to rotate in the dropping process, and the dropping distance of the rope is detected through a sensor connected with the roller; meanwhile, the rope is prevented from descending too fast by the rotary damper, and the rope is prevented from continuously descending due to self weight by locking the rope after the heavy object reaches the bottom of the pile foundation hole. The display controlled by the controller directly displays the descending distance of the rope, and the test is convenient and the operation is simple.
Drawings
Fig. 1 is a front view of the pile foundation hole depth measuring device of the present invention in use;
fig. 2 is a side view of the pile driver hole depth measuring device of the present invention.
Description of reference numerals: 1-mounting rack, 2-winding drum, 3-roller, 4-rope, 5-weight, 6-rotary damper, 7-unidirectional transmission mechanism, 8-rotating shaft, 9-crank and 10-guide ring.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the use of directional terms such as "upper, lower, left, and right" generally means upper, lower, left, and right as illustrated with reference to fig. 1; "inner and outer" refer to the inner and outer relative to the profile of the components themselves. The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.
In order to solve current stake foundation hole measuring rope and knot easily at the in-process of putting into, the measuring rope scale is easily by the problem that the unable reading registration of scratch moreover, the utility model provides a pile foundation hole degree of depth measuring device, as shown in figure 1 and figure 2.
The pile foundation hole depth measuring device comprises an installation frame 1, wherein a rotatable winding drum 2 is horizontally installed on the installation frame 1, a roller 3 with the axis parallel to the winding drum 2 is arranged outside the winding drum 2, the roller 3 is rotatably installed on the installation frame 1, a rope 4 is wound in the winding drum 2, the rope 4 bypasses the roller 3 to extend downwards and is fixed with a heavy block 5 at the tail end, and the rope 4 can drive the roller 3 to rotate when moving up and down;
a rotary damper 6 is connected between the winding drum 2 and the mounting frame 1;
the sensor is installed on gyro wheel 3 and is used for detecting the rotatory angle of gyro wheel 3, and the sensor is connected with the input electricity of controller, and the output of controller is connected with the display, and the controller detects the distance that rope 4 moved and shows through the display through the rotation angle of gyro wheel 3 and the radius of gyro wheel 3 through the sensor.
The utility model discloses a prevent that the measuring rope from taking place to tie a knot at the in-process of putting into pile foundation hole, influence the test, set up a reel 2 that is used for winding test purpose rope 4 specially, alright realize the release and withdraw rope 4 when reel 2 is rotatory. The reel 2 is then mounted again by means of the mounting frame 1 and without affecting the rotary unwinding of the reel 2. The test rope 4 is received by the drum 2 and then the drum 2 is rotated to release the rope 4 outwardly without knotting.
Simultaneously the utility model discloses a prevent that the scale on the traditional survey rope from using the back survey rope repeatedly is hung the problem that falls. A common non-graduated rope 4 is used as a test tool, and a weight 5 is suspended from the end of the rope 4. The measuring rope is stretched straight and hung to the bottom of the pile foundation hole at noon. Because there is not the scale on the rope 4, can not read out the registration through rope 4 is direct, so the utility model discloses set up the reel 2 that is used for measuring rope 4 movement distance specially. Rope 4 walks around reel 2 and hangs down, when rope 4 downstream, can drive gyro wheel 3 passive rotation, then install the sensor on gyro wheel 3 and test gyro wheel 3's rotation, the sensor is connected with the controller, and the display is connected to the output of controller, shows the registration of the distance that rope 4 descends through the display, need not directly read the scale on the survey rope. When the rope 4 moves, the speed of the rope 4 is the same as the linear speed of the roller 3 so that the radius of the roller 3 multiplied by the arc of rotation of the roller 3 is the distance the rope 4 moves.
The utility model discloses when using, it is rotatory to drive reel 2 through 4 terminal pouring weights 5 of rope, so too fast in order to prevent 4 decline in-process speeds of rope, lead to pouring weights 5 to pile foundation hole bottom back reel 2, gyro wheel 3 and rope 4 because inertia continuation motion, simultaneously in order to prevent that pouring weights 5 from reacing pile foundation hole bottom back, hang aerial rope 4 because the dead weight continues to take reel 2 to rotate release too much rope 4 and lead to the test inaccurate. Therefore the utility model discloses install rotary damper 6 on reel 2, rotary damper 6 connects between reel 2 and mounting bracket 1, and rope 4 just can descend with a controllable fixed speed at the in-process of release like this, prevents that rope 4 from descending too fast, and the dead weight that can avoid pouring weight 5 to reach rope 4 behind the pile foundation hole bottom drives rope 4 through adjustment damping force or choose for use rotary damper 6 of suitable size simultaneously and continues to descend.
Through the technical scheme, the pile foundation hole depth measuring device convenient to operate is provided, when the device is used, the device is only required to be placed on a pile foundation hole, then the weight 5 is utilized to drive the rope 4 to vertically drop into the pile foundation hole, the rope 4 drives the roller 3 to rotate in the dropping process, and the dropping distance of the rope 4 is detected through a sensor connected with the roller 3; while the rope 4 is prevented from descending too fast by means of the rotational damper 6 and the rope 4 is prevented from continuing to descend due to its own weight by locking the rope 4 after the weight has reached the bottom of the pile foundation hole. The display controlled by the controller directly displays the descending distance of the rope 4, and the test is convenient and the operation is simple.
Specifically, the mounting frame 1 is a frame of the equipment, and is mainly used for mounting the winding drum 2 and providing a mounting base for other equipment, and can be stably placed on the ground. Preferably welded steel. The drum 2 is similar to the drum 2 of the hoist, and is mainly used to wind and store the rope 4. In releasing the rope 4, the reel 2 is rotated on the mounting frame 1 to avoid the rope 4 from knotting. The roller 3 is a driven roller 3 arranged on the mounting frame 1, the roller 3 is connected with a sensor, the sensor preferably adopts an encoder and also can adopt a speed measuring motor, or a coded disc is arranged on the roller 3 and then the number of rotation turns of the roller 3 is tested by photoelectric pulse. The controller can adopt a common singlechip or a plc controller. The display is a commonly used liquid crystal display. And a power supply is required to be arranged on the mounting frame 1. The power source is preferably a lithium battery or the like to power the controller, display and sensors.
To facilitate recovery after release of the measuring line. A crank 9 is also mounted on the winding drum 2. Specifically, as shown in fig. 1 and fig. 2, a rotating shaft 8 penetrates through the axis of the winding drum 2, one end of the rotating shaft 8 is connected with one end of the rotary damper 6, the other end of the rotary damper 6 is fixed on the mounting frame 1, the other end of the rotating shaft 8 is installed on the mounting frame 1, and the crank 9 is connected with one end of the rotating shaft 8, which is far away from the rotary damper 6.
If only the rotary damper 6 is mounted directly on the spindle 8, it would be laborious to overcome the damping effect of the rotary damper 6 when retrieving the roller 3 by means of the crank 9. Therefore, a one-way transmission mechanism 7 is arranged between the rotating shaft 8 and the rotary damper 6, and the one-way transmission mechanism 7 is locked and transmitted to drive the rotary damper 6 to rotate when the roller releases the rope 4; the unidirectional transmission mechanism 7 releases the drum from free rotation when the drum retracts the rope 4. The preferred unidirectional rotation mechanism can adopt the unidirectional transmission mechanism 7 as a unidirectional bearing, or can also adopt a common overrunning mechanism. The unidirectional drive mechanism 7 is most commonly a unidirectional ratchet of a bicycle.
In order to avoid that the rope 4 slips when moving and cannot effectively rotate the roller 3, the rope 4 is preferably wound at least once around the roller 3.
As shown in fig. 1 and 2, a guide ring 10 is fixedly mounted on the mounting frame 1, the guide ring 10 is arranged outside the middle of the roller 3, and the rope 4 firstly passes through the guide ring 10 and then extends downwards around the roller 3.
When not in use, to prevent the rope 4 from being thrown out of the drum 2. The winding drum 2 and the mounting frame 1 are fixed through a detachable pin joint.
The utility model discloses a working method: in use, the entire apparatus is placed adjacent to a pile foundation hole with the mandrel 2 aligned directly over the pile foundation hole. Then put into pile foundation hole with pouring weight 5 and rope 4 in, pouring weight 5 can drive reel 2 rotation, rope 4 downstream because of the dead weight, is connected through rotary damper 6 between reel 2 and the mounting bracket 1 simultaneously, and finally rope 4 tightens and moves down in the pile foundation hole with a constant speed under the effect of the dead weight of pouring weight 5 and rotary damper 6. After the weight 5 has reached its bottom, the weight 5's own weight can no longer act on the rope 4, and the rotational damper 6 is stronger than the locking drum 2, keeping the rope 4 straight. The rope 4 drives the roller 3 to rotate in the descending process of the rope 4, the rotation angle of the roller 3 is detected through the photoelectric encoder, and then the descending distance of the rope 4 can be calculated through the controller according to the radius of the roller 3.
Only the crank 9 needs to be shaken when the rope 4 is recovered after the test is finished, and the unidirectional transmission mechanism 7 is arranged between the winding drum 2 and the rotary damper 6, so that the unidirectional transmission mechanism 7 idles when the winding drum 2 is shaken in the reverse direction, and the rotary damper 6 does not play a return role. The rope 4 can be freely recovered.
The above-mentioned embodiments are only described for the preferred embodiments of the present invention, and are not limited to the scope of the present invention, and the ordinary skilled person in the art can modify and improve the technical solution of the present invention without departing from the design spirit of the present invention, including using the present invention in old house decoration, and all should fall into the protection scope defined by the claims of the present invention.
Claims (9)
1. Pile foundation hole depth measuring device, which is characterized by comprising an installation frame (1), wherein a rotatable winding drum (2) is horizontally installed on the installation frame (1), a roller (3) with an axis parallel to the axis of the winding drum (2) is arranged outside the winding drum (2), the roller (3) is rotatably installed on the installation frame (1), a rope (4) is wound in the winding drum (2), the free end of the rope (4) bypasses the roller (3) and continues to extend downwards, the tail end of the free end of the rope (4) is connected with a heavy block (5), and the rope (4) can drive the roller (3) to rotate when moving up and down; a rotary damper (6) is connected between the winding drum (2) and the mounting frame (1);
the roller (3) is connected with a sensor used for detecting the rotation angle of the roller (3), the sensor is electrically connected with the input end of the controller, and the output end of the controller is connected with a display for displaying the reading of the measuring rope.
2. Pile foundation hole depth measuring device according to claim 1, characterized in that a crank (9) is also mounted on the drum (2).
3. The pile foundation hole depth measuring device according to claim 2, wherein a rotating shaft (8) penetrates through the axis of the winding drum (2), one end of the rotating shaft (8) is connected with one end of the rotary damper (6), the other end of the rotary damper (6) is fixed on the mounting frame (1), the other end of the rotating shaft (8) is installed on the mounting frame (1), and the crank (9) is connected with one end, far away from the rotary damper (6), of the rotating shaft (8).
4. The pile foundation hole depth measuring device according to claim 3, wherein a one-way transmission mechanism (7) is arranged between the rotating shaft (8) and the rotary damper (6), and when the roller releases the rope (4), the one-way transmission mechanism (7) locks and drives the rotary damper (6) to rotate; when the roller retracts the rope (4), the unidirectional transmission mechanism (7) releases the roller to rotate freely.
5. Pile foundation hole depth measuring device according to claim 4, wherein the unidirectional transmission mechanism (7) is a unidirectional bearing.
6. The device for measuring the depth of the pile foundation hole according to claim 1, wherein the sensor is a photoelectric encoder, and the photoelectric encoder is fixed on the mounting frame (1) and the testing end of the photoelectric encoder is connected with the roller (3).
7. Pile hole depth measuring device according to claim 1, characterized in that the rope (4) is wound at least once around the roller (3).
8. The pile foundation hole depth measuring device according to claim 7, wherein a guide ring (10) is fixedly mounted on the mounting frame (1), the guide ring (10) is arranged on the outer side of the middle part of the roller (3), and the rope (4) firstly passes through the guide ring (10) and then bypasses the roller (3) to extend downwards.
9. The pile foundation hole depth measuring device according to claim 1, wherein the winding drum (2) and the mounting frame (1) are fixed through a detachable pin joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022192050.8U CN212806887U (en) | 2020-09-29 | 2020-09-29 | Pile foundation hole depth measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022192050.8U CN212806887U (en) | 2020-09-29 | 2020-09-29 | Pile foundation hole depth measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212806887U true CN212806887U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022192050.8U Expired - Fee Related CN212806887U (en) | 2020-09-29 | 2020-09-29 | Pile foundation hole depth measuring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN212806887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838694A (en) * | 2022-05-13 | 2022-08-02 | 中国煤炭地质总局物测队 | Method for measuring data of field construction monitoring hole |
-
2020
- 2020-09-29 CN CN202022192050.8U patent/CN212806887U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838694A (en) * | 2022-05-13 | 2022-08-02 | 中国煤炭地质总局物测队 | Method for measuring data of field construction monitoring hole |
| CN114838694B (en) * | 2022-05-13 | 2024-05-07 | 中国煤炭地质总局物测队 | Measuring method for field construction monitoring hole data |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 |