CN204456240U - A kind of drill bit type variable pressure sensitive method measures the device of sediment thickness - Google Patents
A kind of drill bit type variable pressure sensitive method measures the device of sediment thickness Download PDFInfo
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- CN204456240U CN204456240U CN201520021875.XU CN201520021875U CN204456240U CN 204456240 U CN204456240 U CN 204456240U CN 201520021875 U CN201520021875 U CN 201520021875U CN 204456240 U CN204456240 U CN 204456240U
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- drill bit
- cladding plate
- propulsion plant
- upper cladding
- cleaning
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Abstract
The utility model relates to the device that a kind of drill bit type variable pressure sensitive method measures sediment thickness, comprise cladding plate, the upper vertical of upper cladding plate is provided with several fender bracket, propulsion plant holder is provided with the pressure sensing propulsion plant vertical with upper cladding plate, propulsion plant holder is provided with the pressure sensing propulsion plant vertical with upper cladding plate, pressure sensing propulsion plant is connected with control terminal, the push rod of pressure sensing propulsion plant, towards described upper cladding plate, is provided with the cleaning motor be connected with control terminal between push rod and upper cladding plate; Cleaning motor is provided with cleaning drill bit, and cleaning drill bit is through described upper cladding plate.During work, upper cladding plate is still in sediment upper surface, first start cleaning motor, restart pressure sensing propulsion plant, under the effect of pressure sensing propulsion plant, at the bottom of motor vertical downward movement to hole, reach certain numerical value by real-time pressure inductor (manually demarcating), pressure sensing propulsion plant quits work, then the distance that push rod advances is sediment thickness.
Description
[technical field]
The utility model relates to sediment measuring instrument at the bottom of a kind of hole, particularly relates to the device that a kind of type variable actinobolia measures sediment thickness.
[background technology]
According to norm of construction and construction requirement, in order to meet the supporting capacity of castinplace pile, there is strict regulation to sediment thickness at the bottom of stake holes hole, so, the quality of stake holes be ensured, just must carry out Measurement accuracy to sediment thickness at the bottom of hole; Existing measurement mechanism, being included in and measuring rope bottom is have a metal to measure hammer, measure rope to be made up of jacket layer and sandwich layer, jacket layer is loosely enclosed within the periphery of sandwich layer, metal is measured hammer and is tied up to the lower end measuring wire rope core layer, and measure rope jacket layer lower end and be connected with vertical sleeve, vertical sleeve bottom end is provided with horizontal egative film, horizontal egative film is connected with vertical sleeve one, and metal is measured hammer and is loosely enclosed within vertical sleeve; When measuring sediment at the bottom of stake holes hole, measure hammer and thrust in sediment, and horizontal egative film is blocked in above sediment, sandwich layer and the jacket layer of measuring rope misplace, and the length of dislocation is exactly the thickness of sediment.But due to the excavation of foundation pit degree of depth comparatively large, the sediment soil body and mud moisture interface in basement rock interface, stake holes are judged more difficult, this measurement mechanism adopts the method probably estimated, usually makes the larger human error of testing result existence, does not possess true and reliable property.
[utility model content]
The utility model provides a kind of drill bit type variable pressure sensitive method to measure the device of sediment thickness, to solve the method that sediment measuring instrument at the bottom of above described holes adopts general estimation, usually make testing result there is larger human error, do not possess the technical problem of true and reliable property.
In order to solve the problems of the technologies described above, the utility model provides a kind of drill bit type variable pressure sensitive method to measure the device of sediment thickness, comprise cladding plate, the upper vertical of described upper cladding plate is provided with several fender bracket, the upper end of described fender bracket is provided with suspension ring, the top of described fender bracket, propulsion plant holder is provided with between fender bracket, described propulsion plant holder is provided with vertical with described upper cladding plate pressure sensing propulsion plant, described pressure sensing propulsion plant is connected with control terminal, the push rod of described pressure sensing propulsion plant is towards described upper cladding plate, the cleaning motor be connected with described control terminal is provided with between described push rod and upper cladding plate, described cleaning motor to be arranged in vertical guide pipe and can to slide up and down in described vertical guide pipe, and described vertical guide pipe is fixed between described fender bracket, described cleaning motor is provided with cleaning drill bit, and described cleaning drill bit is passed down through described upper cladding plate.
The beneficial effects of the utility model are: because the push rod end of pressure sensing propulsion plant is provided with cleaning motor, cleaning motor is provided with cleaning drill bit, during work, upper cladding plate is statically placed in sediment upper surface, first start cleaning motor, restart pressure sensing propulsion plant, under the effect of pressure sensing propulsion plant, cleaning motor vertical downward movement, sediment is cleared out duct by cleaning drill bit, until at the bottom of hole, real-time induction pressure is carried out by pressure sensing propulsion plant, when pressure reaches the calibration value set in control terminal, pressure sensing propulsion plant quits work, the distance that then push rod advances is sediment thickness.
Further, described pressure sensing propulsion plant is pressure sensing servomotor.
Adopt the beneficial effect of above-mentioned further scheme to be: the pressure sensing of pressure sensing servomotor is highly sensitive, and the inertia of rotation is less, response is comparatively rapid, and running is relatively more steady, and the data measured are comparatively accurate.
Further, the inwall of described vertical guide pipe is provided with and the inwall stopper slot of the axis being parallel of vertical guide pipe or inwall positive stop lug boss, and position corresponding with described inwall stopper slot or inwall positive stop lug boss on the shell of described cleaning motor is provided with electric machine spacing boss or electric machine spacing groove.
The beneficial effect of above-mentioned further scheme is adopted to be: by cooperatively interacting of inwall stopper slot or inwall positive stop lug boss and electric machine spacing boss or electric machine spacing groove, make to clean motor can not rotate the revolving force produced in the process be pushed into impact by self, can advance downwards on held stationary ground.
Further, described cleaning drill bit is rigidity cleaning drill bit, and described rigidity cleaning drill bit conically.
The beneficial effect of above-mentioned further scheme is adopted to be: rigid drill bit has stronger cleaning propulsion capability, is convenient to penetrate sediment, makes drill bit reach at the bottom of hole; Meanwhile, by just/obconic cleaning drill bit, with the cleaning of sediment at the bottom of the hole realizing different geology, reach higher measurement efficiency.
Further, described upper cladding plate is vertically provided with several weight linear meters of the axle center symmetry of described vertical guide pipe, described each weight linear meter is provided with dismountable balancing weight of equal number.
The beneficial effect of above-mentioned further scheme is adopted to be: to change whole measurement mechanism by adding and reduce balancing weight on weight linear meter, measure with the sediment adapting to different geological conditions, improve the accuracy that sediment thickness is measured.
Further, described weight linear meter is three.
The beneficial effect of above-mentioned further scheme is adopted to be: three weight linear meters are symmetrically distributed on upper cladding plate with the axle center of vertical guide pipe, make cladding plate operationally, there is good stationarity, can guarantee that cleaning motor is vertical with sediment surface, add the accuracy of test.
Further, described control terminal is two, is respectively the Solid rocket engine terminal be connected with described pressure sensing propulsion plant and the cleaning Electric Machine Control terminal be connected with described cleaning motor.
The beneficial effect of above-mentioned further scheme is adopted to be: two control terminals control different machine operation respectively, easy to operate.
Further, described upper cladding plate and described fender bracket removably connect.
Adopt the beneficial effect of above-mentioned further scheme to be: by removably connecting, the upper cladding plate being convenient for changing different-diameter is measured with the sediment thickness adapting to different pore size, and widely, operating process is fairly simple for the scope of application.
Further, described upper cladding plate is provided with multiple drain hole.
Adopt the beneficial effect of above-mentioned further scheme to be: the design of drain hole, ensure that measurement mechanism can move to sediment at the bottom of hole in containing the hole of muddy water fast, reposefully.
Further, described control terminal also comprises display unit.
The beneficial effect of above-mentioned further scheme is adopted to be: display unit provides good interpersonal interactive interface, very easy to use.
[accompanying drawing explanation]
Fig. 1 is the top view that the utility model drill bit type variable actinobolia measures sediment thickness,
Fig. 2 is the sectional view in A-A direction in this Fig. 1,
Fig. 3 is the operating diagram that the utility model is provided with balancing weight,
Fig. 4 is another structural implementation structural representation of the utility model cleaning drill bit,
Fig. 5 is the sectional view in B-B direction in Fig. 2,
Fig. 6 is the sectional view in C-C direction in Fig. 2,
Fig. 7 is the partial structurtes schematic diagram in Fig. 2 in C-C,
Fig. 8 is the operating diagram of the utility model specific embodiment.
In accompanying drawing, the list of parts representated by each label is as follows:
1, fender bracket, 11, propulsion plant holder, 2, pressure sensing propulsion plant; 21, push rod, 3, upper cladding plate, 31, upper cladding plate through hole; 32, drain hole, 33, weight linear meter, 34, balancing weight; 4, rigidity cleaning drill bit, 5, vertically guide pipe fastening devices, 6, vertically guide pipe; 61, inwall limit convex, 7, cleaning motor, 71, electric machine spacing groove; 8, suspension ring, 91, Solid rocket engine terminal, 92, cleaning Electric Machine Control terminal.
[detailed description of the invention]
Below in conjunction with drawings and Examples, the utility model is further described.
The utility model drill bit type variable pressure sensitive method measures the apparatus structure schematic diagram of sediment thickness see Fig. 1-Fig. 7, comprise cladding plate 3, the upper vertical of upper cladding plate 3 is provided with three fender brackets 1, simultaneously, upper cladding plate 3 is provided with the weight linear meter of more than three cladding plate 3 eccentric axial symmetries, the upper end of fender bracket 1 is provided with suspension ring 8, the top of fender bracket 1, propulsion plant holder 11 is provided with between fender bracket 1, propulsion plant holder 11 is provided with vertical with upper cladding plate 3 pressure sensing propulsion plant 2, pressure sensing propulsion plant 2 is pressure sensing servomotor, pressure sensing propulsion plant 2 is connected with Solid rocket engine terminal 91, the push rod 21 of pressure sensing propulsion plant 2 is towards upper cladding plate 3, be provided with between push rod 21 and upper cladding plate 3 and the cleaning motor 7 cleaning Electric Machine Control terminal 92 and be connected, cleaning motor 7 to be arranged in vertical guide pipe 6 and can to slide up and down in vertical guide pipe 6, vertical guide pipe 6 is arranged between fender bracket 1 by vertical guide pipe fastening devices 5, the inwall of vertical guide pipe 6 is provided with the inwall positive stop lug boss 61 with the axis parallel of vertical guide pipe 6, and on the shell of cleaning motor 7, the position corresponding with inwall positive stop lug boss 61 is provided with electric machine spacing groove 71, cleaning motor 7 is provided with cleaning drill bit 4, and cleaning drill bit 4 is passed down through the upper cladding plate through hole 31 on described upper cladding plate 3.
The whole height that the drill bit type variable pressure sensitive method that the utility model provides is measured in the device of sediment thickness can be set to about 130cm, and overall weight is about 20kg, according to the not the same cladding plate that piles with different footpath is installed, diameter can be set to 30cm, 40cm, 50cm, 60cm, 70cm, 80cm etc.Device moves integrally personality and lives.
Because the push rod end of pressure sensing servomotor is provided with cleaning motor, cleaning motor is provided with cleaning drill bit, during work, upper cladding plate is statically placed in sediment upper surface, first start cleaning motor, open pressure sensing servomotor again, under the effect of pressure sensing servomotor, cleaning motor vertical downward movement, sediment is cleared out duct by cleaning drill bit, until at the bottom of hole, real-time induction pressure is carried out by pressure sensing servomotor, when pressure reaches the calibration value set in control terminal, pressure sensing servomotor quits work, the distance that then push rod advances is sediment thickness, change whole measurement mechanism by adding and reduce balancing weight on weight linear meter, measure with the sediment adapting to different geological conditions, improve the accuracy that sediment thickness is measured.The device that the utility model provides has detachable function, except cable connects, is non-encapsulated device, is convenient to change and each parts of adjustment, not only enhances its applicability at complex conditions such as building sites, and reduces its transport difficulty.
The present embodiment industry water lower tubular column used motor has high accuracy.Connected by cable, set the pressure calibration value of tubing string motor in cleaning Electric Machine Control terminal, when the sub-Ali namely sensed when pressure sensing servomotor reaches calibration value, cleaning motor automatic stop advances, but when not obtaining instruction, cleaning motor also stands fast.
Fig. 3 is the operating diagram that the utility model is provided with balancing weight, and balancing weight 34 is arranged on weight linear meter 33, and cleaning drill bit is passed down through cladding plate through hole 31, is removed to be formed by the sediment at the bottom of hole and removes duct, cleaning drill bit is arrived at the bottom of sediment hole.
Rigid drill bit has stronger cleaning propulsion capability, is convenient to penetrate sediment, makes drill bit reach at the bottom of hole; Balancing weight on weight linear meter carrys out the weight of modifier, and guarantee that upper cladding plate contacts well with sediment upper surface, test data is comparatively accurate.Rigid drill bit in Fig. 4 is turbination, with the cleaning of sediment at the bottom of the hole realizing different geology, reaches higher measurement efficiency.
The operating diagram of the utility model specific embodiment is see Fig. 8; pulling rope is tied up on the suspension ring 8 on fender bracket 1; by the pulley on stake holes upper bracket, measurement mechanism is slowly put into stake holes, make the upper cladding plate on measurement mechanism rest on the upper surface of sediment.
Before test pressure calibration is carried out to device: according to the difference of pile body size, select the upper cladding plate of reasonable diameter, according to geological conditions, select suitable drill bit form.On request after assembled device, device is immersed in water, measure its weight (not comprising Solid rocket engine terminal and cleaning Electric Machine Control terminal), be designated as M, if there is no water in stake holes, then without the need to being immersed in the water, its weight of direct measurement, is M, unit N (newton), by Solid rocket engine terminal adjustment propeller parameter, select suitable measurement pattern:
Pattern one: set suitable fltting speed, the pressure calibration value stress of promotion is set to M, and when pressure reaches M, propeller quits work automatically, and record Solid rocket engine terminal demonstration advances length.
Pattern two: set suitable fltting speed, by repeatedly advancing and retreating, compares real-time propelling pressure and M, determines to advance length.
Because propeller adopts servomotor, therefore the accurate control (advance distance, fltting speed, propelling pressure) advanced is achieved, and provides guarantee for accurately measuring.
First be set up in above stake holes by support, pull rope is connected with suspension ring through support pulley, transfers at the bottom of hole.Now go up cladding plate contact sediment surface.
Start to measure: first start cleaning Electric Machine Control terminal, cleaning machine operation; Restart Solid rocket engine terminal, push rod starts to extend, and by cleaning drill bit cleaning duct, now measurement device pressure m all acts on push rod.When cleaning bottom drill bit to sediment, cannot continue to decline, shown in real time by cleaning Electric Machine Control terminal, measurement device pressure m equals device normalization gravity M.
As m=M, read advance distance, be sediment thickness.
Above the device of drill bit type variable pressure sensitive method measurement sediment thickness provided by the utility model is described in detail, apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands core concept of the present utility model for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (10)
1. the device of a drill bit type variable pressure sensitive method measurement sediment thickness, comprise cladding plate, the upper vertical of described upper cladding plate is provided with several fender bracket, the upper end of described fender bracket is provided with suspension ring, the top of described fender bracket, propulsion plant holder is provided with between fender bracket, described propulsion plant holder is provided with vertical with described upper cladding plate pressure sensing propulsion plant, described pressure sensing propulsion plant is connected with control terminal, the push rod of described pressure sensing propulsion plant is towards described upper cladding plate, it is characterized in that, the cleaning motor be connected with described control terminal is provided with between described push rod and upper cladding plate, described cleaning motor to be arranged in vertical guide pipe and can to slide up and down in described vertical guide pipe, and described vertical guide pipe is fixed between described fender bracket, described cleaning motor is provided with cleaning drill bit, and described cleaning drill bit is passed down through described upper cladding plate.
2. drill bit type variable pressure sensitive method as claimed in claim 1 measures the device of sediment thickness, and it is characterized in that, described pressure sensing propulsion plant is pressure sensing servomotor.
3. drill bit type variable pressure sensitive method as claimed in claim 1 or 2 measures the device of sediment thickness, it is characterized in that, the inwall of described vertical guide pipe is provided with and the inwall stopper slot of the axis being parallel of vertical guide pipe or inwall positive stop lug boss, and position corresponding with described inwall stopper slot or inwall positive stop lug boss on the shell of described cleaning motor is provided with electric machine spacing boss or electric machine spacing groove.
4. drill bit type variable pressure sensitive method as claimed in claim 3 measures the device of sediment thickness, it is characterized in that, described cleaning drill bit is rigidity cleaning drill bit, and described rigidity cleaning drill bit conically.
5. the drill bit type variable pressure sensitive method as described in claim 2 or 4 measures the device of sediment thickness, it is characterized in that, described upper cladding plate is vertically provided with several weight linear meters of the axle center symmetry of described vertical guide pipe, described each weight linear meter is provided with dismountable balancing weight of equal number.
6. drill bit type variable pressure sensitive method as claimed in claim 5 measures the device of sediment thickness, and it is characterized in that, described weight linear meter is three.
7. drill bit type variable pressure sensitive method as claimed in claim 6 measures the device of sediment thickness, it is characterized in that, described control terminal is two, is respectively the Solid rocket engine terminal be connected with described pressure sensing propulsion plant and the cleaning Electric Machine Control terminal be connected with described cleaning motor.
8. drill bit type variable pressure sensitive method as claimed in claim 7 measures the device of sediment thickness, and it is characterized in that, described upper cladding plate and described fender bracket removably connect.
9. drill bit type variable pressure sensitive method as claimed in claim 8 measures the device of sediment thickness, and it is characterized in that, described upper cladding plate is provided with multiple drain hole.
10. drill bit type variable pressure sensitive method as claimed in claim 9 measures the device of sediment thickness, and it is characterized in that, described control terminal also comprises display unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520021875.XU CN204456240U (en) | 2015-01-13 | 2015-01-13 | A kind of drill bit type variable pressure sensitive method measures the device of sediment thickness |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520021875.XU CN204456240U (en) | 2015-01-13 | 2015-01-13 | A kind of drill bit type variable pressure sensitive method measures the device of sediment thickness |
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| CN204456240U true CN204456240U (en) | 2015-07-08 |
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| CN201520021875.XU Withdrawn - After Issue CN204456240U (en) | 2015-01-13 | 2015-01-13 | A kind of drill bit type variable pressure sensitive method measures the device of sediment thickness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631520A (en) * | 2015-01-13 | 2015-05-20 | 西南石油大学 | Device for measuring sediment thickness through drill bit variable pressure sensing method |
-
2015
- 2015-01-13 CN CN201520021875.XU patent/CN204456240U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631520A (en) * | 2015-01-13 | 2015-05-20 | 西南石油大学 | Device for measuring sediment thickness through drill bit variable pressure sensing method |
| CN104631520B (en) * | 2015-01-13 | 2016-06-08 | 西南石油大学 | A kind of drill bit type variable pressure sensitive method measures the device of sediment thickness |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150708 Effective date of abandoning: 20160608 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |