CN210315708U - Pile hole sediment thickness detector for engineering supervision - Google Patents
Pile hole sediment thickness detector for engineering supervision Download PDFInfo
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- CN210315708U CN210315708U CN201921207185.8U CN201921207185U CN210315708U CN 210315708 U CN210315708 U CN 210315708U CN 201921207185 U CN201921207185 U CN 201921207185U CN 210315708 U CN210315708 U CN 210315708U
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- measuring
- measuring cylinder
- sleeve
- cake
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- 239000013049 sediment Substances 0.000 title claims abstract description 39
- 238000005192 partition Methods 0.000 claims description 14
- 239000000523 sample Substances 0.000 claims description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 239000001054 red pigment Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 241001422033 Thestylus Species 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a pile hole sediment thickness detector for engineering supervision, which comprises a measuring pin and a measuring cake, wherein the measuring pin comprises a tip end and a measuring cylinder, the tip end is fixedly connected with the measuring cylinder, the outer wall of the measuring cylinder is provided with a through hole, the bottom of the measuring cylinder is provided with a clamping groove, the clamping groove is clamped with a clapboard, the measuring cylinder is in threaded connection with a cover plate, the cover plate is sleeved with a cushion block, the cushion block is abutted with the clapboard, the periphery of the measuring cylinder is sleeved with an outer sleeve and is in sliding fit with the outer sleeve, the measuring cake is fixedly connected with four pull rods, the four pull rods are fixedly connected with a base plate, the center of the base plate is provided with a first sleeve, the center of the measuring cake is provided with a second sleeve which is in the same axis with the first sleeve, the through hole is arranged on the side wall of the measuring cylinder, so that sediment in a sediment layer can enter the measuring pin, the thickness of the sediment, simple structure and convenient use.
Description
Technical Field
The utility model relates to an engineering is supervised and is used detection device technical field, specifically is an engineering is supervised and is used stake hole sediment thickness detector.
Background
The cast-in-situ bored pile has the advantages of wide application range, high single-pile bearing capacity, low construction noise, small vibration, low unit price and the like, and is widely applied to various building projects. With the increasing of high-rise buildings, the requirement on the bearing capacity of the pile foundation is higher and higher. However, due to the particularity of the construction process of the cast-in-situ bored pile, the bearing capacity of the cast-in-situ bored pile is greatly influenced by factors in construction, and particularly, the bearing capacity of the pile foundation is seriously influenced by a hole bottom slag layer. Therefore, in the construction process, the thickness of the sediment at the bottom of the reinforced hole is detected and the sediment thickness after hole cleaning of the drilled pile is clearly specified in the national construction standard, namely the thickness of the sediment is less than 10cm for the column pile and less than 30cm for the friction pile.
In the prior art, a heavy hammer detection method is usually adopted, namely, a ball is sunk into slurry in a hole and slowly lowered down by adopting the same hanging hammer and the same hanging method, the top surface position of sediment is judged by the hand feeling of an operator, when the hammer ball is sensed to reach the top surface of the sediment, the length Hc (including the height of the hammer ball) of a placed detection rope is timely recorded, then, the difference △ H between the two values is the thickness of the sediment by comparing with the drilling depth Hz.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an engineering is managed and is used stake hole sediment thickness detector to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a pile hole sediment thickness detector for engineering supervision comprises a measuring needle and a measuring cake, wherein the measuring needle comprises a tip end and a measuring cylinder, the tip end is fixedly connected with the measuring cylinder, the outer wall of the measuring cylinder is provided with a through hole, the bottom of the measuring cylinder is provided with a clamping groove, the clamping groove is clamped with a partition plate, the measuring cylinder is in threaded connection with a cover plate, the cover plate is sleeved with a cushion block, the cushion block is abutted against the partition plate, the periphery of the measuring cylinder is sleeved with an outer sleeve and is in sliding fit with the outer sleeve, the top of the outer sleeve is provided with a limiting hole, a first lifting ring is arranged in the limiting hole, the first lifting ring is fixedly connected with the cover plate, the measuring cake is fixedly connected with four pull rods, the four pull rods are fixedly connected with a base plate, the center of the base plate is provided with a first sleeve, the inner diameter of the first sleeve is equal to the outer diameter of the outer sleeve, the, the basal disc is fixedly connected with the second hanging ring.
Preferably, the partition plate is formed by vertically and crossly connecting two rectangular plates with equal specifications, the partition plate divides the inside of the measuring cylinder into four fan-shaped local areas with equal size, through holes are formed in the outer walls of the four fan-shaped local areas, and the through holes are linearly distributed on the outer wall of the measuring cylinder at equal intervals.
Preferably, the measuring cylinder is a transparent hollow cylinder, and length scale marks are arranged on the measuring cylinder along the length direction of the measuring cylinder and marked by red pigment.
Preferably, besides the first sleeve and the second sleeve, four first sleeves and four second sleeves can be respectively added on the base plate and the measuring cake, and the four first sleeves and the four second sleeves are uniformly distributed in the circumferential direction by using the axis of the center of the base plate.
Preferably, the number of the second lifting rings is four, the second lifting rings are divided into a left group and a right group, two second lifting rings in each group are respectively tied and hung with a branch lifting rope, and the branch lifting ropes are connected with the main lifting rope after being knotted with each other.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an offer the through hole at the measuring cylinder lateral wall, make sediment in the sediment layer can get into the measuring stylus, according to sediment length and the sum of measuring stylus length, can obtain the sediment layer thickness fast, avoided the measurement error that subjective judgement brought by feeling and experience, simple structure, convenient to use;
2. the utility model has the advantages that four first sleeves and four second sleeves are respectively added on the base disc and the measuring cake, the four first sleeves and the four second sleeves are uniformly distributed in the circumferential direction by the axis of the center of the base disc, five measuring needles are totally prepared, five-point uniform measurement is realized, and the measuring result is accurate and reliable;
3. the utility model discloses a first sleeve internal diameter equals the outer sleeve external diameter, and second sleeve external diameter equals measuring cylinder external diameter, and when the measuring stylus placed in first sleeve together with the outer sleeve, the measuring stylus can freely descend together with the outer sleeve, nevertheless reachs second sleeve department back, because the restriction of second sleeve, the outer sleeve no longer freely descends, and the measuring stylus can freely descend to can expose the through hole, avoid other foreign matters above the sediment layer to get into in the measuring cylinder.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the middle probe of the present invention;
FIG. 3 is a schematic structural view of the middle measuring pin and the outer sleeve of the present invention;
fig. 4 is a schematic view of the structure of the cake of the present invention.
In the figure: the measuring device comprises a tip 1, a measuring cylinder 2, a partition plate 3, a cover plate 4, a cushion block 5, an outer sleeve 6, a limiting hole 7, a first lifting ring 8, a measuring cake 9, a pull rod 10, a second sleeve 11, a base plate 12, a sleeve 13, a second lifting ring 14 and a through hole 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a pile hole sediment thickness detector for engineering supervision, includes the probe and surveys cake 9, and the probe includes most advanced 1 and measures a section of thick bamboo 2, and 1 fixed connection at most advanced measures a section of thick bamboo 2, and 2 outer walls of a measuring section of thick bamboo are equipped with through hole 15, and measure 2 bottoms of a section of thick bamboo and be equipped with the draw-in groove, draw-in groove joint baffle 3, 2 threaded connection apron 4 of a measuring section of thick bamboo, and apron 4 has cup jointed cushion 5, cushion 5 butt baffle 3.
As shown in fig. 2, in this embodiment, the partition board 3 is formed by vertically and crossly connecting two rectangular boards of equal specification, the clamping groove at the bottom of the measuring cylinder 2 is a cross groove matched with the partition board 3, the partition board 3 can be well limited in the measuring cylinder 2, and the partition board 3 can be extruded by the cushion block 5, so that the cushion block 5 can be stably fixed in the measuring cylinder 2, the inside of the measuring cylinder 2 is divided into four fan-shaped local areas of equal size by the partition board 3, the outer walls of the four fan-shaped local areas are all provided with through holes 15, the through holes 15 are distributed on the outer wall of the measuring cylinder 2 at equal intervals, when the measuring cylinder 2 enters the sediment layer along with the tip 1, sediment in the sediment layer enters the fan-shaped local areas in the measuring cylinder 2 from the through holes 15, when the measuring needle is lifted out from the pile hole, because the measuring cylinder 2 is a transparent hollow cylinder, the measuring cylinder 2 is provided with length scale lines along the, therefore, the fan-shaped local length filled with the sediment can be quickly obtained, and the sum of the fan-shaped local length filled with the sediment and the length of the upper tip 1 is the thickness value of the sediment layer.
As shown in fig. 3, in this embodiment, an outer sleeve 6 is sleeved on the periphery of the measuring cylinder 2 and is in sliding fit with the outer sleeve, a limiting hole 7 is formed in the top of the outer sleeve 6, a first hanging ring 8 is arranged in the limiting hole 7, the first hanging ring 8 is fixedly connected with the cover plate 4, and the measuring needle can be placed in the pile hole or taken out of the pile hole by binding the measuring hanging rope on the first hanging ring 8.
The measuring cake 9 is fixedly connected with four pull rods 10, the four pull rods 10 are fixedly connected with a base plate 12, a first sleeve 13 is arranged in the center of the base plate 12, the inner diameter of the first sleeve 13 is equal to the outer diameter of the outer sleeve 6, a second sleeve 11 which is located on the same axis with the first sleeve 13 is arranged in the center of the measuring cake 9, and the outer diameter of the second sleeve 11 is equal to the outer diameter of the measuring cylinder 2. When the stylus is placed in the first sleeve 13 together with the outer sleeve 6, the stylus can be freely lowered together with the outer sleeve 6, but after reaching the second sleeve 11, the outer sleeve 6 is no longer freely lowered due to the restriction of the second sleeve 11, and the stylus can be freely lowered, so that the through hole 15 can be exposed.
In this embodiment, besides the first sleeve 13 and the second sleeve 11, four first sleeves 13 and four second sleeves 11 may be added to the base plate 12 and the test cake 9, respectively, and the four first sleeves 13 and the four second sleeves 11 are all circumferentially and uniformly distributed around the axis of the center of the base plate 12. The utility model can be provided with five measuring pins in total, realizing five-point uniform measurement, and if the total length of the five-point fan-shaped local area filled with sediment is approximately the same, the average value can be taken as the measurement result; if the total length of five-point fan-shaped local areas filled with sediment fluctuates greatly, the maximum value of the five-point fan-shaped local areas can be taken as the measurement result.
The base plate 12 is fixedly connected with the second lifting rings 14, the number of the second lifting rings 14 is four, the second lifting rings are divided into a left group and a right group, two second lifting rings 14 in each group are respectively tied and hung with a branch lifting rope, the branch lifting ropes are connected with the main lifting rope after being knotted, the length of the main lifting rope in each group is ensured to be the same, the leveling between the cake measuring 9 and the top surface of the sediment layer can be ensured, and the accuracy and reliability of the measuring result are ensured.
A measurement step:
step one, a main lifting rope is held by hands, and a measuring cake 9 and a base plate 12 are slowly conveyed into a pile hole until the bottom surface of the measuring cake 9 is contacted with and stably positioned on the top surface of a sediment layer;
step two, holding the measuring lifting rope by hand, putting the measuring needle and the outer sleeve 6 into the first sleeve 13, loosening the measuring lifting rope, freely descending the measuring needle and the outer sleeve 6, separating the measuring needle from the outer sleeve 6 when reaching the second sleeve 11, and continuing to sink;
step three, after the measuring probe does not sink any more, lifting the measuring lifting rope, taking the measuring probe together with the outer sleeve 6 out of the pile hole, separating the measuring probe from the outer sleeve 6, and observing the fan-shaped local length filled with sediments;
step four, calculating the sum of the length of the sector local area filled with the sediment and the length of the upper tip 1, wherein the obtained result is the thickness value of the sediment layer;
and step five, cleaning all parts of the device for further use next time.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an engineering is managed with stake hole sediment thickness detector, includes the probe and surveys cake (9), its characterized in that: the measuring probe comprises a tip (1) and a measuring cylinder (2), the tip (1) is fixedly connected with the measuring cylinder (2), the outer wall of the measuring cylinder (2) is provided with a through hole (15), the bottom of the measuring cylinder (2) is provided with a clamping groove, the clamping groove is clamped with a partition plate (3), the measuring cylinder (2) is in threaded connection with an cover plate (4), the cover plate (4) is sleeved with a cushion block (5), the cushion block (5) is abutted against the partition plate (3), the periphery of the measuring cylinder (2) is sleeved with an outer sleeve (6) and is in sliding fit with the outer sleeve, the top of the outer sleeve (6) is provided with a limiting hole (7), a first lifting ring (8) is arranged in the limiting hole (7), the first lifting ring (8) is fixedly connected with the cover plate (4), the measuring cake (9) is fixedly connected with four pull rods (10), the four pull rods (10) are fixedly connected with a base plate (12), and a, first sleeve (13) internal diameter equals outer sleeve (6) external diameter, survey cake (9) center and be equipped with second sleeve (11) that are in the same axis with first sleeve (13), second sleeve (11) external diameter equals to measure a section of thick bamboo (2) external diameter, base plate (12) fixed connection second rings (14).
2. The pile hole sediment thickness detector for engineering supervision according to claim 1, characterized in that: the partition plate (3) is formed by vertically and crossly connecting two rectangular plates with equal specifications, the inside of the measuring cylinder (2) is divided into four fan-shaped local areas with equal size by the partition plate (3), the outer walls of the four fan-shaped local areas are provided with through holes (15), and the through holes (15) are distributed on the outer wall of the measuring cylinder (2) in a straight line and at equal intervals.
3. The pile hole sediment thickness detector for supervision of engineering according to claim 2, characterized in that: the measuring cylinder (2) is a transparent hollow cylinder, length scale marks are arranged on the measuring cylinder (2) along the length direction of the measuring cylinder, and the length scale marks are marked by red pigments.
4. The pile hole sediment thickness detector for engineering supervision according to claim 1, characterized in that: besides the first sleeve (13) and the second sleeve (11), four first sleeves (13) and four second sleeves (11) can be respectively added to the base plate (12) and the measuring cake (9), and the four first sleeves (13) and the four second sleeves (11) are uniformly distributed in the circumferential direction by using the axis of the center of the base plate (12).
5. The pile hole sediment thickness detector for engineering supervision according to claim 1, characterized in that: the number of the second lifting rings (14) is four, the second lifting rings are divided into a left group and a right group, two second lifting rings (14) in each group are respectively tied and hung with a branch lifting rope, and the branch lifting ropes are connected with the main lifting rope after being knotted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921207185.8U CN210315708U (en) | 2019-07-30 | 2019-07-30 | Pile hole sediment thickness detector for engineering supervision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921207185.8U CN210315708U (en) | 2019-07-30 | 2019-07-30 | Pile hole sediment thickness detector for engineering supervision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210315708U true CN210315708U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921207185.8U Expired - Fee Related CN210315708U (en) | 2019-07-30 | 2019-07-30 | Pile hole sediment thickness detector for engineering supervision |
Country Status (1)
| Country | Link |
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| CN (1) | CN210315708U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114045887A (en) * | 2021-11-23 | 2022-02-15 | 浙江广川工程咨询有限公司 | Bored concrete pile wall and pile bottom detection device |
-
2019
- 2019-07-30 CN CN201921207185.8U patent/CN210315708U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114045887A (en) * | 2021-11-23 | 2022-02-15 | 浙江广川工程咨询有限公司 | Bored concrete pile wall and pile bottom detection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |