CN111856066A - Underwater pile wall current measuring instrument mounting structure - Google Patents
Underwater pile wall current measuring instrument mounting structure Download PDFInfo
- Publication number
- CN111856066A CN111856066A CN202010764458.XA CN202010764458A CN111856066A CN 111856066 A CN111856066 A CN 111856066A CN 202010764458 A CN202010764458 A CN 202010764458A CN 111856066 A CN111856066 A CN 111856066A
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- Prior art keywords
- measuring instrument
- underwater pile
- current measuring
- mounting
- pile wall
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/001—Full-field flow measurement, e.g. determining flow velocity and direction in a whole region at the same time, flow visualisation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/02—Housings
- G01P1/026—Housings for speed measuring devices, e.g. pulse generator
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention is suitable for the technical field of underwater pile construction, and provides an underwater pile wall flow measuring instrument mounting structure which comprises a fixing mechanism and a positioning mounting mechanism, wherein the fixing mechanism is fixed on an underwater pile, the fixing mechanism is provided with the positioning mounting mechanism, the positioning mounting mechanism comprises a shell, a plurality of mounting cavities for mounting flow measuring instruments are arranged at two sides of the shell, the opening of the shell corresponding to each mounting cavity is sealed by a pressing cover and a pressing bolt, and the pressing cover and the shell are sealed with the flow measuring instruments by special-shaped sealing pieces, so that the underwater pile wall flow measuring instrument mounting structure has the beneficial effects that: through the dysmorphism sealing member that sets up, can with installation cavity border position block, the cooperation is by extruded extension to the realization is sealed to the high efficiency of installation cavity, prevents the invasion of water, and the side position of side skirt can be hugged closely with the current meter, carries out secondary sealed to the emitter position of current meter, and the operating mode of the emitter of with assurance current meter is stable.
Description
Technical Field
The invention relates to the technical field of underwater pile construction, in particular to an underwater pile wall current measuring instrument mounting structure.
Background
With the rapid development of urban road bridge, railway, highway traffic and the like, construction projects on water are more and more, and underwater pile foundation construction is more and more mature. And the underwater pile bears the impact of water flow in practical application, so that the water flow speed needs to be detected in real time to judge the working condition of the underwater pile.
However, in the prior art, the water speed is generally detected through the flow meter, and no specific installation structure is arranged, so that the flow meter is unstable in working under complicated underwater conditions, and data measurement is not accurate enough.
Disclosure of Invention
The embodiment of the invention aims to provide an installation structure of an underwater pile wall flow measuring instrument, and aims to solve the technical problems in the background technology.
The embodiment of the invention is realized in such a way that the mounting structure of the flow measuring instrument on the wall of the underwater pile comprises a fixing mechanism and a positioning and mounting mechanism, wherein the fixing mechanism is fixed on the underwater pile, the positioning and mounting mechanism is arranged on the fixing mechanism, the positioning and mounting mechanism comprises a shell, a plurality of mounting cavities for mounting the flow measuring instrument are arranged at the positions of two sides of the shell, the opening of the shell corresponding to each mounting cavity is sealed by a pressing cover and a pressing bolt, and the pressing cover, the shell and the flow measuring instrument are sealed by a special-shaped sealing element.
As a further scheme of the invention: the special-shaped sealing element comprises a body, wherein a clamping part is arranged at an opening of the body corresponding to the installation cavity, the edge position of the body extends outwards and horizontally to form an extending part, and the extending part is extruded between the pressing cover and the shell.
As a still further scheme of the invention: the inner hole of the body is also provided with a circle of side skirt, and a gap is arranged between the side skirt and the body, so that the side skirt is tightly attached to the flow meter under the action of elasticity.
As a still further scheme of the invention: and the contact surface of the extension part and the shell is provided with a sawtooth part.
As a still further scheme of the invention: and a transmitting window is embedded in the position, corresponding to the transmitting end of the flow meter, of the compression cover, and a coupling agent is filled between the transmitting window and the transmitting end of the flow meter.
As a still further scheme of the invention: the fixing mechanism comprises a clamp, a pressing plate and a transverse stretcher, the clamp is connected with the pressing plate through a plurality of locking bolts, the clamp is provided with a abdication for underwater piles, the pressing plate is fixed with the triangular transverse stretcher, the transverse stretcher is fixed with a mounting plate through bolts, and the positioning and mounting mechanism is fixed on the mounting plate through a fixing support.
As a still further scheme of the invention: and a battery bin for mounting a storage battery pack is further arranged in the shell, and the storage battery pack is electrically connected with the current meter through a waterproof joint.
Compared with the prior art, the invention has the beneficial effects that: the both sides position department of casing is equipped with a plurality of installation cavities that are used for installing the current meter, can install a plurality of current meters simultaneously on the casing, in order to realize the accurate measurement of data, through the dysmorphism sealing member that sets up, can with installation cavity border position block, the cooperation is by extruded extension, in order to realize sealed to the high efficiency of installation cavity, prevent the invasion of water, the side position of side skirt can be hugged closely with the current meter, carry out secondary sealed to the emitter position of current meter, it is stable in order to guarantee the operating mode of the emitter of current meter.
Drawings
Fig. 1 is a schematic structural diagram of an installation structure of an underwater pile wall flow measuring instrument.
Fig. 2 is a side view of an underwater pile wall flow measuring instrument mounting structure.
Fig. 3 is a schematic structural diagram of a positioning and mounting mechanism in an underwater pile wall flow measuring instrument mounting structure.
Fig. 4 is a schematic structural diagram of a pressing cover in an installation structure of an underwater pile wall flow measuring instrument.
Fig. 5 is a schematic structural diagram of a special-shaped sealing element in an installation structure of an underwater pile wall flow measuring instrument.
In the drawings: 100-fixing mechanism, 101-clamp, 102-pressing plate, 103-locking bolt, 104-cross stretcher, 105-mounting plate, 106-fixing bracket, 200-positioning installation mechanism, 201-pressing cover, 202-launching window, 203-shell, 204-pressing bolt, 205-current meter, 206-coupling agent, 207-special-shaped sealing element, 2071-body, 2072-buckle part, 2073-sawtooth part, 2074-side skirt, 2075-gap and 300-underwater pile.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 4, an underwater pile wall flow measuring instrument mounting structure provided for an embodiment of the present invention includes a fixing mechanism 100 and a positioning and mounting mechanism 200, the fixing mechanism 100 is fixed on an underwater pile 300, the fixing mechanism 100 is provided with the positioning and mounting mechanism 200, the positioning and mounting mechanism 200 includes a housing 203, a plurality of mounting cavities for mounting a flow measuring instrument 205 are provided at two sides of the housing 203, an opening of the housing 203 corresponding to each mounting cavity is sealed by a pressing cover 201 and a pressing bolt 204, and the pressing cover 201, the housing 203 and the flow measuring instrument 205 are sealed by a special-shaped sealing member 207.
In the embodiment of the invention, the flow meter 205 is a DX-LSX-1 doppler ultrasonic flow meter, which is manufactured by applying the acoustic doppler effect principle, the ultrasonic transducer is used to detect the flow velocity, the measuring end is in front of the probe, the flow field is not damaged, the flow meter has the advantages of high measuring precision and wide measuring range, and can realize the transmission of wireless data, in the embodiment, a plurality of flow meters 205 can be simultaneously installed on the shell 203 to realize the accurate measurement of data, the flow meters 205 are installed on the underwater pile 300 through the fixing mechanism 100, and the installation of the flow meters 205 is sealed through the special-shaped sealing element 207, so that the use effect is good, and the water can be effectively prevented from invading into the shell 203.
In addition, in this embodiment, a battery compartment for installing a battery pack is further disposed in the housing 203, the battery pack is electrically connected to the current meter 205 through a waterproof joint, and the battery compartment is separately provided for the current meter 205, so that the cruising ability of the current meter 205 can be improved.
As shown in fig. 4 to 5, as a preferred embodiment of the present invention, the special-shaped sealing element 207 includes a body 2071, the body 2071 is provided with a snap part 202 corresponding to an opening of the installation cavity, an edge of the body 2071 extends horizontally outwards to form an extension part, and the extension part is squeezed between the pressing cover 201 and the casing 203.
In one aspect of this embodiment, the body 2071 is made of rubber material, and the buckling part 202 is engaged with the edge of the installation cavity of the casing 203, and cooperates with the extruded extension part to realize efficient sealing of the installation cavity and prevent water from entering, and meanwhile, in this embodiment, the extension part is provided with the saw tooth part 2073 on the contact surface with the casing 203, and the saw tooth part 2073 can improve the contact effect with the casing 203 and prevent the slipping and other problems.
As shown in fig. 5, as another preferred embodiment of the present invention, a circle of side skirt 2074 is further disposed at the inner opening of the main body 2071, and a gap 2075 is disposed between the side skirt 2074 and the main body 2071, so that the side skirt 2074 is tightly attached to the flow meter 205 under the action of elastic force.
In practical application, when water enters the installation cavity of the housing 203, the water easily enters the position of the emission end of the flow meter 205, which causes an error to a measurement result, in this embodiment, the side position of the side skirt 2074 may be tightly attached to the flow meter 205, and the position of the emission end of the flow meter 205 is sealed again, so as to ensure that the working condition of the emission end of the flow meter 205 is stable.
As shown in fig. 4, as another preferred embodiment of the present invention, a transmitting window 202 is embedded in the position of the pressing cover 201 corresponding to the transmitting end of the flow meter 205, and a coupling agent 206 is filled between the transmitting window 202 and the transmitting end of the flow meter 205.
In this embodiment, since the existence of the transmission window 202 may affect the normal propagation of the ultrasonic wave, and the absence of the pressing cover 201 and the transmission window 202 may affect the overall sealing performance, in this embodiment, the transmission window 202 is made of quartz glass, and the coupling agent 206 is filled between the transmission window 202 and the transmitting end of the flow meter 205, so as to reduce the influence of the transmission window 202 on the propagation of the ultrasonic wave to the maximum extent.
As shown in fig. 1 to 2, as another preferred embodiment of the present invention, the fixing mechanism 100 includes a clamp 101, a pressing plate 102 and a cross arm 104, the clamp 101 is connected to the pressing plate 102 through a plurality of locking bolts 103, the clamp 101 is provided with an abdication for the underwater pile 300, the pressing plate 102 is fixed with the triangular cross arm 104, the cross arm 104 is fixed with a mounting plate 105 through bolts, and the positioning and mounting mechanism 200 is fixed on the mounting plate 105 through a fixing bracket 106.
In this embodiment, since the underwater pile 300 is a cylindrical structure, the offset is an arc-shaped structure, and when the underwater pile 300 is a square pile, the offset may be a T-shaped structure, and the specific offset may be adaptively changed according to the specific cross-sectional shape of the underwater pile 300, which is not specifically limited herein.
In practical application, the locking bolt 103 is adjusted to adjust the gap between the clamp 101 and the pressing plate 102, so that the clamp 101 and the pressing plate 102 tightly hold the underwater pile 300 to realize fixed connection, meanwhile, a triangular cross arm 104 is fixed on the pressing plate 102, a mounting plate 105 is arranged on the cross arm 104, and the positioning and mounting mechanism 200 is fixed on the mounting plate 105 through a bracket in a shape like a Chinese character 'ji'. In practical application, the mounting plate 105, the pressing plate 102 and the like can be made into hollow structures, so that the influence of water flow impact on the stability of the whole structure is reduced.
The embodiment of the invention discloses an underwater pile wall current measuring instrument mounting structure, wherein a plurality of mounting cavities for mounting current measuring instruments 205 are arranged at the positions of two sides of a shell 203, the shell 203 can be simultaneously provided with the current measuring instruments 205 to realize accurate measurement of data, the shell can be clamped with the edge positions of the mounting cavities through a set special-shaped sealing element 207 and matched with an extruded extending part to realize efficient sealing of the mounting cavities and prevent water intrusion, the side positions of side skirts 2074 can be tightly attached to the current measuring instruments 205 to perform secondary sealing on the positions of the transmitting ends of the current measuring instruments 205 so as to ensure stable working conditions of the transmitting ends of the current measuring instruments 205.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides an underwater pile wall current surveying instrument mounting structure, includes fixed establishment (100) and location installation mechanism (200), its characterized in that, fixed establishment (100) are fixed on stake (300) under water, be equipped with location installation mechanism (200) on fixed establishment (100), location installation mechanism (200) include casing (203), and the both sides position department of casing (203) is equipped with a plurality of installation cavities that are used for installing current surveying instrument (205), and casing (203) correspond the opening part of every installation cavity and all seal through compressing tightly lid (201) and compression bolt (204), compress tightly between lid (201) and casing (203) and current surveying instrument (205) through special-shaped sealing member (207) sealed.
2. The underwater pile wall current measuring instrument installation structure is characterized in that the special-shaped sealing element (207) comprises a body (2071), a buckling part (202) is arranged on the body (2071) corresponding to the opening of the installation cavity, the edge position of the body (2071) extends outwards and horizontally to form an extension part, and the extension part is squeezed between the pressing cover (201) and the shell (203).
3. The underwater pile wall current measuring instrument installation structure is characterized in that a circle of side skirt (2074) is further arranged at an inner opening of the body (2071), and a gap (2075) is arranged between the side skirt (2074) and the body (2071), so that the side skirt (2074) is tightly attached to the current measuring instrument (205) under the action of elastic force.
4. An underwater pile wall current measuring instrument mounting structure according to claim 2, wherein the contact surface of the extension part and the shell (203) is provided with sawteeth (2073).
5. The underwater pile wall current measuring instrument installation structure according to claim 1, 2, 3 or 4, wherein a transmitting window (202) is embedded and installed at the position, corresponding to the transmitting end of the current measuring instrument (205), of the pressing cover (201), and a coupling agent (206) is filled between the transmitting window (202) and the transmitting end of the current measuring instrument (205).
6. The underwater pile wall current measuring instrument mounting structure is characterized in that the fixing mechanism (100) comprises a clamp (101), a pressing plate (102) and a cross arm frame (104), the clamp (101) is connected with the pressing plate (102) through a plurality of locking bolts (103), abdicating of the underwater pile (300) is arranged on the clamp (101), a triangular cross stretcher (104) is fixed on the pressing plate (102), a mounting plate (105) is fixed on the cross stretcher (104) through bolts, and the positioning mounting mechanism (200) is fixed on the mounting plate (105) through a fixing support (106).
7. The underwater pile wall current measuring instrument mounting structure is characterized in that a battery chamber for mounting a battery pack is further arranged in the shell (203), and the battery pack is electrically connected with the current measuring instrument (205) through a waterproof connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010764458.XA CN111856066B (en) | 2020-08-03 | 2020-08-03 | Underwater pile wall current measuring instrument mounting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010764458.XA CN111856066B (en) | 2020-08-03 | 2020-08-03 | Underwater pile wall current measuring instrument mounting structure |
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| CN111856066A true CN111856066A (en) | 2020-10-30 |
| CN111856066B CN111856066B (en) | 2022-01-07 |
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Citations (11)
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2020
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| US20190383394A1 (en) * | 2017-02-17 | 2019-12-19 | Trelleborg Sealing Solutions Germany Gmbh | Seal arrangement |
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| CN109811805A (en) * | 2018-12-15 | 2019-05-28 | 浙江工业大学 | A kind of ring type bridge pile foundation flushing monitoring system and its monitoring method |
| CN210427622U (en) * | 2019-06-17 | 2020-04-28 | 水利部南京水利水文自动化研究所 | ADCP on-line flow measuring system |
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| CN111856066B (en) | 2022-01-07 |
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