CN221193269U - Pile hole sediment thickness detection device - Google Patents
Pile hole sediment thickness detection device Download PDFInfo
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- CN221193269U CN221193269U CN202323144408.XU CN202323144408U CN221193269U CN 221193269 U CN221193269 U CN 221193269U CN 202323144408 U CN202323144408 U CN 202323144408U CN 221193269 U CN221193269 U CN 221193269U
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- measuring needle
- measuring
- pile hole
- detection device
- cake
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- 239000013049 sediment Substances 0.000 title claims abstract description 47
- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 239000007769 metal material Substances 0.000 claims description 5
- 239000010802 sludge Substances 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 17
- 230000005484 gravity Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 239000000523 sample Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000007667 floating Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Abstract
The utility model discloses a pile hole sediment thickness detection device, which comprises a measuring needle, wherein a measuring cake is sleeved on the outer side surface of the measuring needle, an impact mechanism for guaranteeing a measuring effect is arranged inside the measuring needle, the impact mechanism comprises a cavity, an impact block, a connecting hose and a connecting rope, a hole cavity is formed in the middle of the inner side of the measuring needle, the impact block is movably clamped at the lower end of the inner side of the cavity, the connecting hose is fixedly arranged at the upper end of the measuring needle, the connecting rope is fixedly arranged at the upper end of the impact block, the connecting rope penetrates through the measuring needle and extends to the upper end of the measuring needle, and the connecting rope is wrapped inside the connecting hose. When the measuring needle is inserted into sediment sludge at the bottom of the pile hole, the device can also utilize inertial impact to ensure that the measuring needle is inserted into the bottom of the pile hole, thereby ensuring the measurement quality of the device.
Description
Technical Field
The utility model relates to the technical field of sediment thickness detection, in particular to a pile hole sediment thickness detection device.
Background
The rotary-excavated concrete cast-in-place pile is an important hidden engineering in building foundations. At present, in the pore-forming process, a layer of sediment is formed at the bottom of a pile hole due to the reasons of slurry precipitation or pile hole wall collapse, and the excessive sediment not only can influence the exertion of pile foundation bearing capacity, but also can cause excessive settlement of a building, so that the safety of the building is directly influenced; the detection device capable of detecting the pile hole sediment thickness is particularly important because personnel cannot go down to the lower hole to check sediment conditions;
In the prior art, a measuring needle cake measuring method is often used for measuring the thickness of sediment, and the basic principle is that the tip of the measuring needle can penetrate through the sediment bottom of the mud sediment, and the thickness of the measuring cake can only float at the upper end of the sediment, so that the sediment thickness can be obtained by subtracting the floating depth of the measuring cake from the floating depth of the measuring needle;
However, such a method in the prior art has the disadvantage that the pile hole sediment thickness detection device is improved against the problem that the pile hole sediment thickness detection device only depends on the sharp measuring needle and the gravity of the measuring needle to penetrate through the sediment mud layer, and the condition that the measuring needle is not inserted into the bottom of the pile hole can occur, so that the detection quality and the detection precision can be affected.
Disclosure of utility model
The utility model aims to provide a pile hole sediment thickness detection device which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stake hole sediment thickness detection device, includes the measuring needle, measuring needle outside surface cover is equipped with the survey cake, the inside impact mechanism that is used for guaranteeing the measuring effect that is provided with of measuring needle, impact mechanism includes cavity, impact block, coupling hose, connecting rope, the hole cavity has been seted up at the inboard middle part of measuring needle, the inside lower extreme activity block of cavity is provided with the impact block, the fixed coupling hose that is provided with in measuring needle upper end, the fixed coupling rope that is provided with in impact block upper end, the coupling rope passes the measuring needle and extends to the measuring needle upper end, the coupling rope parcel is inside coupling hose.
Preferably, be provided with the block mechanism between measuring needle and the survey cake, the block mechanism includes spout, slider, spacing piece, the spout has been seted up to the measuring needle outside surface, the inside activity block of spout is provided with the slider, fixed connection between slider lower extreme and the survey cake, the slider surface both sides are all fixed to be provided with spacing piece, can play the effect of fixed survey cake through the block mechanism for survey cake can not take place to remove under the condition that does not have artificial operation.
Preferably, the limiting piece is made of elastic metal material, and the limiting piece made of elastic metal material can be stretched to two sides under the action of elasticity of the limiting piece and is clung to the inner side wall of the chute.
Preferably, the width of the chute is gradually widened from bottom to top, the purpose of the chute is to lock the cake, so that the cake is convenient to move upwards and inconvenient to move downwards when the cake moves downwards, and the principle is that the cake is convenient to move downwards; when the device is lowered into a pile hole to detect sediment, a measuring needle can be inserted into mud and continuously moves downwards under the action of self gravity, a cake cannot move downwards under the action of buoyancy due to self flatness, so that the cake can move upwards along the measuring needle when the measuring needle moves downwards, at the moment, the width of a chute is gradually widened from bottom to top, and the chute with gradually widened limiting sheets is opened to two sides due to the elastic action of the limiting sheets, so that the space for the limiting sheets to open to two sides can be provided for the chute with gradually widened, the elasticity of the limiting sheets can not play a larger role in obstructing, and meanwhile, when the cake moves upwards along the measuring needle, the cake moves along the bending direction of the limiting sheets; thereby facilitating the upward movement of the cake along the measuring needle, and the cake should be moved downwards under the action of gravity when the whole device is lifted and the device is taken out from the pile hole; the sliding block slides from a thicker position to a thinner position, and the limiting piece is required to be extruded to be bent; so that the larger elasticity of the limiting piece needs to be overcome to enable the cake to move downwards; meanwhile, when the cake is in a downward moving trend along the measuring needle, the cake is opposite to the bending direction of the limiting piece; the limiting piece can be opened to two sides to play a role of a barb, so that the cake is further prevented from moving downwards; in conclusion, the mechanism of the device can facilitate upward movement of the cake measurement and prevent downward movement of the cake measurement; the cake measuring device is convenient and quick to fix, and meanwhile, the structure is extremely simple.
Preferably, the outer side surface of the measuring needle is provided with scale marks, the specific tail cone of the cake to be measured at the moment can be indicated by the scale marks, and the current positions of the lowest end of the measuring needle and the cake to be measured are the thickness of the sediment; the concrete state can be as shown in fig. 2, but because the measuring needle of the device needs to be inserted into the pile hole, the scale marks on the surface of the measuring needle can be blocked by slurry, and after the device is taken out from the pile hole, the height difference between the lowest end of the measuring needle and the current position of a measuring cake can be automatically measured by using the ruler.
Preferably, the balancing weight is fixedly arranged at the lower end of the measuring needle, the balancing weight can ensure that the whole gravity center of the device is at the lower end, and meanwhile, the balancing weight can facilitate the measuring needle to be inserted into sediment sludge.
Preferably, the lamp area is fixed to be provided with in the measuring needle upper end, because stake hole is dark inside illumination weak, can play the effect of light filling through the lamp area to can further facilitate the operation this device.
Compared with the prior art, the utility model has the beneficial effects that:
1. When the measuring needle cannot move downwards, a worker can pull the connecting rope by hand, pull the impact block to move upwards through the connecting rope, then loosen the impact block, so that the impact block freely falls from the highest position in the measuring needle to smash down, the measuring needle is impacted by inertia, and the operation is repeated for a plurality of times, so that the device not only passes through the sediment mud layer by means of self gravity, but also has the impact inertia of the impact block, and the measuring needle can be ensured to be inserted into the bottom of the pile hole, thereby improving the detection quality.
2. When the pile hole sediment thickness measuring device is used, the measuring needle and the measuring cake are integrated, the measuring cake is convenient to move upwards under the action of the limiting piece, and meanwhile, the measuring cake can be prevented from moving downwards along the measuring needle, so that the pile hole sediment thickness can be obtained once; the sediment thickness can be obtained without lowering a measuring needle and then lowering a measuring cake for difference, so that the device is convenient and quick to measure.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a pile hole sediment thickness detection device;
FIG. 2 is an upward view of a cake in a pile hole sediment thickness detection device according to the present utility model;
FIG. 3 is a view showing the opening of a chute of a pile hole sediment thickness detection device according to the present utility model;
FIG. 4 is an enlarged view of a pile hole sediment thickness detection device at A in FIG. 3 according to the present utility model;
FIG. 5 is a cross-sectional view of a pin of a pile hole sediment thickness detection device of the present utility model;
Fig. 6 is an installation view of a connection hose and a connection rope in a pile hole sediment thickness detection device according to the present utility model.
In the figure: 1. a measuring needle; 2. measuring cakes; 3. a cavity; 4. an impact block; 5. a connecting hose; 6. a connecting rope; 7. a chute; 8. a slide block; 9. a limiting piece; 10. balancing weight; 11. a light strip; 12. graduation marks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a stake hole sediment thickness detection device, includes measuring pin 1, measuring pin 1 outside surface cover is equipped with survey cake 2, the inside impact mechanism that is used for guaranteeing the measurement effect that is provided with of measuring pin 1, impact mechanism includes cavity 3, impact piece 4, coupling hose 5, connecting rope 6, hole cavity 3 has been seted up at the inboard middle part of measuring pin 1, the inside lower extreme activity block of cavity 3 is provided with impact piece 4, the fixed coupling hose 5 that is provided with in measuring pin 1 upper end, impact piece 4 upper end is fixedly provided with connecting rope 6, connecting rope 6 passes measuring pin 1 and extends to measuring pin 1 upper end, connecting rope 6 parcel is inside coupling hose 5.
The automatic weighing machine is characterized in that a clamping mechanism is arranged between the measuring needle 1 and the measuring cake 2 and comprises a sliding groove 7, a sliding block 8 and a limiting piece 9, the sliding groove 7 is formed in the outer side surface of the measuring needle 1, the sliding block 8 is movably clamped in the sliding groove 7, the lower end of the sliding block 8 is fixedly connected with the measuring cake 2, the limiting pieces 9 are fixedly arranged on two sides of the surface of the sliding block 8, and the effect of fixing the measuring cake 2 can be achieved through the clamping mechanism, so that the measuring cake 2 cannot move under the condition of no manual operation;
The limiting piece 9 is made of elastic metal material, and the limiting piece 9 made of the elastic metal material can be stretched to two sides under the action of self elasticity to be tightly attached to the inner side wall of the chute 7;
The width of the chute 7 is gradually widened from bottom to top, the purpose of the chute 7 is to lock the cake 2, so that the cake 2 is convenient to move upwards and inconvenient to move downwards when moving downwards, and the principle is that; when the device is lowered into a pile hole to detect sediment, the measuring needle 1 can be inserted into mud and continuously moves downwards under the action of self gravity, the measuring cake 2 cannot move downwards under the action of buoyancy due to self flatness, so that the measuring cake 2 moves upwards along the measuring needle 1 when the measuring needle 1 moves downwards, the width of the chute 7 gradually widens from bottom to top at the moment, and the chute 7 gradually widening can give the space for the limiting piece 9 to expand towards two sides due to the elastic action of the limiting piece 9, so that the elasticity of the limiting piece 9 cannot be greatly hindered, and meanwhile, the bending direction of the limiting piece 9 is followed when the measuring cake 2 moves upwards along the measuring needle 1; thereby facilitating the upward movement of the cake 2 along the measuring needle 1, and the cake 2 should be moved downwards under the action of gravity when the whole device is lifted and the device is taken out from the pile hole; at this time, the sliding block 8 slides from a thicker position to a thinner position, and at this time, the limiting piece 9 needs to be extruded to bend the limiting piece 9; so that the larger elasticity of the limiting piece 9 needs to be overcome to enable the cake to move downwards; meanwhile, when the cake 2 tends to move downwards along the measuring needle 1, the bending direction of the limiting piece 9 is reversed; the limiting sheets 9 can be opened to two sides to play a role of barbs, so that the cake is further prevented from moving downwards; in conclusion, the mechanism of the device can facilitate upward movement of the cake 2 and prevent downward movement of the cake 2; the cake 2 is convenient and quick to fix, and the structure is extremely simple;
the outer side surface of the measuring needle 1 is provided with scale marks 12, the specific position of the measuring cake 2 at the moment can be indicated by the scale marks 12, and the current positions of the lowest end of the measuring needle 1 and the measuring cake 2 are the thickness of sediment; the specific state can be shown as in fig. 2, however, because the measuring needle 1 of the device needs to be inserted into the pile hole, slurry possibly blocks the scale marks 12 on the surface of the measuring needle 1, and after the device is taken out from the pile hole, the height difference between the lowest end of the measuring needle 1 and the current position of the measuring cake 2 can be automatically measured by using a ruler;
The balancing weight 10 is fixedly arranged at the lower end of the measuring needle 1, the balancing weight 10 can ensure that the gravity center of the whole device is at the lower end, and meanwhile, the balancing weight 10 can facilitate the insertion of the measuring needle 1 into sediment sludge;
The lamp area 11 is fixedly arranged at the upper end of the measuring needle 1, and the light can be supplemented through the lamp area 11 because the illumination in the deep interior of the pile hole is not strong, so that the device can be further conveniently operated.
When the device is used, a user needs to hold the connecting hose 5 when the device enters the pile hole, then the device is wholly lowered into the pile hole, then when the device is lowered into the pile hole to detect sediment, the measuring needle 1 can be inserted into mud and continuously moves downwards under the action of self gravity, the measuring cake 2 cannot move downwards under the action of buoyancy due to the self flat, so that the measuring cake 2 moves upwards along the measuring needle 1 when the measuring needle 1 moves downwards, after the measuring needle 1 cannot move downwards, the device wholly can be taken out from the pile hole through the connecting hose 5, and then the sediment thickness of the pile hole at the moment can be obtained by utilizing the height difference between the lowest end of the measuring needle 1 and the current position of the measuring cake 2 through self measurement of a ruler;
When the probe 1 cannot move downwards, the device should be taken out of the pile hole without emergency, at the moment, a worker can pull the connecting rope 6 through the other hand, pull the impact block 4 to move upwards through the connecting rope 6, then loosen the impact block 4, so that the impact block 4 can be crashed down from the highest free falling position in the probe 1, the lower end in the probe 1 is impacted by inertia, and then the operation is repeated for a plurality of times, thereby ensuring that the probe 1 is inserted into the bottom of the pile hole (the device uses the impact inertia of the impact block 4 to enable the probe 1 to penetrate through a slurry layer, but only depends on the impact inertia of the impact block 4 or can not insert the probe 1 into the bottom of the pile hole with hard texture when facing the bottom of the pile hole with hard texture), and further ensuring the measurement quality of the device;
When the device is used, the measuring needle 1 and the measuring cake 2 are integrated, the measuring cake 2 can be conveniently moved upwards under the action of the limiting piece 9, and meanwhile, the measuring cake 2 can be prevented from being moved downwards along the measuring needle 1, so that the pile hole sediment thickness can be obtained once; the measuring needle 1 does not need to be put down once and the measuring cake 2 does not need to be put down once again, so that the device is convenient and quick to measure.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a stake hole sediment thickness detection device, includes measuring pin (1), its characterized in that: the utility model discloses a measuring needle, including measuring needle (1), measuring needle (1) outside surface cover is equipped with survey cake (2), the inside impact mechanism that is used for guaranteeing the measurement effect that is provided with of measuring needle (1), impact mechanism includes cavity (3), impact block (4), coupling hose (5), connecting rope (6), hole cavity (3) have been seted up at the inboard middle part of measuring needle (1), inside lower extreme activity block of cavity (3) is provided with impact block (4), the fixed coupling hose (5) that is provided with in measuring needle (1) upper end, impact block (4) upper end fixedly is provided with connecting rope (6), connecting rope (6) pass measuring needle (1) and extend to measuring needle (1) upper end, connecting rope (6) parcel is inside coupling hose (5).
2. The pile hole sediment thickness detection device according to claim 1, wherein: be provided with block mechanism between measuring needle (1) and survey cake (2), block mechanism includes spout (7), slider (8), spacing piece (9), spout (7) have been seted up to measuring needle (1) outside surface, the inside activity block of spout (7) is provided with slider (8), fixed connection between slider (8) lower extreme and the survey cake (2), slider (8) surface both sides are all fixed to be provided with spacing piece (9).
3. The pile hole sediment thickness detection device according to claim 2, characterized in that: the limiting piece (9) is made of elastic metal materials.
4. The pile hole sediment thickness detection device according to claim 2, characterized in that: the width of the sliding groove (7) is gradually widened from bottom to top.
5. The pile hole sediment thickness detection device according to claim 1, wherein: the outer side surface of the measuring needle (1) is provided with scale marks (12).
6. The pile hole sediment thickness detection device according to claim 1, wherein: the balancing weight (10) is fixedly arranged at the lower end of the measuring needle (1).
7. The pile hole sediment thickness detection device according to claim 1, wherein: the upper end of the measuring needle (1) is fixedly provided with a lamp belt (11).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221193269U true CN221193269U (en) | 2024-06-21 |
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