CN220102772U - Acoustic Doppler profile flow velocity measuring device - Google Patents
Acoustic Doppler profile flow velocity measuring device Download PDFInfo
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- CN220102772U CN220102772U CN202320608980.8U CN202320608980U CN220102772U CN 220102772 U CN220102772 U CN 220102772U CN 202320608980 U CN202320608980 U CN 202320608980U CN 220102772 U CN220102772 U CN 220102772U
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- acoustic doppler
- sleeve
- doppler profile
- profile flow
- flow rate
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- 238000005259 measurement Methods 0.000 claims abstract description 29
- 230000009471 action Effects 0.000 claims abstract description 5
- 230000008093 supporting effect Effects 0.000 claims description 28
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000012360 testing method Methods 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Abstract
The utility model relates to the technical field of flow test, and discloses an acoustic Doppler profile flow velocity measuring device, which comprises: standard knot, ice measuring part, traction part, support frame, locking part and acoustic Doppler profile flow rate meter; the standard section is provided with scale marks, and the ice measuring component is provided with a measuring plane hinged with the standard section; the traction piece is connected with the measurement plane, so that the measurement plane swings up and down under the action of traction force; the support frame is detachably arranged on the standard section through the locking piece; the acoustic Doppler profile flowmeters are fixed at the bottom of the standard knot. The acoustic Doppler profile flow velocity measuring device provided by the utility model can effectively solve the application problem of an advanced acoustic Doppler profile flow velocity meter in winter flow test, and has the advantages of simple structure, convenience in operation and low manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of flow testing, in particular to an acoustic Doppler profile flow velocity measuring device.
Background
The flow test is an important basic work for water resource evaluation, and provides reliable data support for water resource evaluation and reasonable development and utilization of water resources. The Doppler profile flow velocity meter is used as an advanced flow test device, is widely applied to flow test in the open flow period, improves the accuracy and efficiency of flow test, reduces the working intensity of flow test, and achieves good effect.
At present, the winter flow test also adopts an original flow measuring mode of a flow meter, and the flow measuring mode of an acoustic Doppler profile flow meter is not found. How to apply the advanced Doppler profile flow rate meter to winter flow rate test, no suitable device matched with the advanced Doppler profile flow rate meter is available at present, so that the application and popularization of the Doppler profile flow rate meter in winter flow rate test are limited.
Disclosure of Invention
First, the technical problem to be solved
The utility model aims to solve the defects, provides the acoustic Doppler profile flow velocity measuring device, can effectively solve the application problem of the advanced acoustic Doppler profile flow velocity meter in winter flow test, and has the advantages of simple structure, convenient operation and low manufacturing cost.
(II) technical scheme
In order to solve the above technical problem, the present utility model provides an acoustic doppler profile flow velocity measurement apparatus, which includes: standard knot, ice measuring part, traction part, support frame, locking part and acoustic Doppler profile flow rate meter; the standard section is provided with scale marks, and scale values are sequentially and incrementally arranged from bottom to top; the ice measuring component is provided with a measuring plane hinged with the standard section, and the measuring plane is flush with zero scale marks of the standard section when in a horizontal state; the traction piece is connected with the measurement plane, so that the measurement plane swings up and down under the action of traction force; the supporting frame is detachably arranged on the standard section through the locking piece; the acoustic Doppler profile flow velocity meter is fixed at the bottom of the standard knot.
Further, the traction member includes: a traction rope and a rope hanging cap arranged at the top of the standard knot; a rope threading hole for the traction rope to pass through is formed in the other side of the measuring plane opposite to the standard joint hinge point, and a rope hanging hole for the traction rope to pass through is formed in the rope hanging cap; the traction rope is sequentially wound on the rope threading hole and the rope hanging hole.
Further, the support frame includes: a support disc and a plurality of support arms; the top of each supporting arm is connected with the bottom of the supporting disc through a hinge locking mechanism, so that the supporting arms can be locked in a rotating way; the support disc is sleeved on the standard section and is detachably mounted with the standard section through the locking piece.
Further, the support arm is an adjustable telescoping structure comprising: the telescopic rod is sleeved in the sleeve; the telescopic rod stretches into one end in the sleeve and is in threaded connection with the sleeve, and the whole length of the support arm can be changed by adjusting the unscrewed length of the telescopic rod.
Further, one end of the sleeve, which is connected with the hinge locking mechanism, is a closed end; the end part of one end of the telescopic rod extending into the sleeve is connected with a compression spring, and the compression spring extends into the sleeve and is abutted to the closed end.
Further, each of the hinge locking mechanisms includes: the device comprises a shaft sleeve, a rotating shaft and an elastic piece; the shaft sleeve is of a hollow sleeve structure with one end being an open end and the other end being a closed end; the shaft sleeve is fixed at the bottom of the supporting disc and sleeved on the rotating shaft; the inner side wall of the shaft sleeve, which is positioned at the opening end, is provided with a convex strip; a plurality of limit sliding grooves matched with the convex strips are circumferentially distributed on the outer side wall of the rotating shaft; one end of the rotating shaft extending into the shaft sleeve is connected with the closed end of the shaft sleeve through an elastic piece, and the other end of the rotating shaft is provided with a rotating handle; the support arm is axially connected with the rotating shaft, and the shaft sleeve is provided with a movable hole for axially rotating the support arm.
Further, the locking member includes: the inner wall of the outer sleeve is provided with an internal thread which is in threaded connection with the external thread in a matched mode; the outer sleeve is provided with a necking end, and the inner sleeve is provided with a compression end matched with the necking end.
Further, the compression end of the inner sleeve is composed of a plurality of elastic pieces which are symmetrically distributed, and a strip-shaped opening is respectively arranged between each two elastic pieces.
Further, an instrument fixing piece is connected to the bottom of the standard section, and the acoustic Doppler profile flowmeter is detachably connected with the instrument fixing piece.
Further, the instrument fixing piece is provided with a slot, and the acoustic Doppler profile flowmeter is inserted into the slot and locked with the instrument fixing piece through a locking hoop.
(III) beneficial effects
The acoustic Doppler profile flow velocity measuring device provided by the utility model can effectively solve the application problem of an advanced acoustic Doppler profile flow velocity meter in winter flow test, simultaneously the device can fix the whole measuring device at a measuring position through the support frame, liberate the hands of flow test personnel, lighten the labor intensity of the flow test personnel in winter, and the components are connected through the opening and closing locking piece, so that the whole is zero, the procedure and the difficulty of installation and combination are simplified to the greatest extent, and the device is convenient to assemble, disassemble and carry in cold field in winter, and has the advantages of simple structure, convenient operation and low manufacturing cost, thereby shortening the flow measuring time in winter and improving the flow test precision and efficiency in winter.
Drawings
FIG. 1 is a schematic view of an acoustic Doppler profile flow rate measurement device according to an embodiment of the present utility model;
FIG. 2 is a schematic view of an embodiment of a retaining member of the acoustic Doppler profile flow rate measurement device of the present utility model;
FIG. 3 is a schematic view of an embodiment of a support frame of an acoustic Doppler profile flow rate measurement device according to the present utility model;
FIG. 4 is a schematic view of an embodiment of a sleeve of an acoustic Doppler profile flow rate measurement device of the present utility model;
figure 5 is a schematic view of a structure of an embodiment of rotation in the acoustic Doppler profile flow rate measurement device of the present utility model.
Wherein:
1: a standard section; 2: an ice measuring part; 3: a traction member;
4: a support frame; 5: an acoustic Doppler profile flow meter; 6: a locking member;
7: a hinge locking mechanism; 8: locking the anchor ear; 9: an instrument holder;
21: threading the rope hole; 31: a traction rope; 32: rope hanging caps;
41: a support plate; 42: a support arm; 61: an inner sleeve;
62: a jacket; 321: rope hanging holes; 421: a sleeve;
422: a telescopic rod; 611: a spring plate; 612: an opening;
71, shaft sleeve; 72: a rotating shaft; 73: an elastic member;
74: a handle; 711: a convex strip; 712: a movable hole;
721: limiting sliding grooves; 2a: a plane is measured.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model provides an acoustic Doppler profile flow velocity measurement device, as shown in figure 1, which comprises: standard section 1, ice measuring part 2, traction piece 3, support frame 4, retaining piece 6 and acoustic Doppler profile velocity meter 5. The standard section 1 is provided with scale marks, and scale values are sequentially and incrementally arranged from bottom to top; the ice measuring part 2 is provided with a measuring plane 2a hinged with the standard section 1, and the measuring plane 2a is flush with zero scale marks of the standard section 1 when in a horizontal state; the traction piece 3 is connected with the measuring plane 2a, so that the measuring plane 2a swings up and down under the action of traction force; the support frame 4 is detachably arranged on the standard section 1 through a locking piece 6; an acoustic doppler profile flow meter 5 is fixed to the bottom of the standard knot 1.
The scale marks arranged on the standard section 1 are sequentially and incrementally arranged from bottom to top. The standard knot 1 is connected with the acoustic Doppler profile flow velocity meter 5, and the acoustic Doppler profile flow velocity meter 5 can be lowered from the position of the ice surface hole to the position below the ice layer through the standard knot 1.
One side of the measuring plane 2a of the ice measuring part 2 is hinged with the standard joint 1, and the hinge point is arranged at the zero scale line of the standard joint so as to ensure that the measuring plane 2a is level with the zero scale line of the standard joint 1 when in a horizontal state.
The ice measuring part 2 is submerged in water, and after rotation, the measuring plane 2a is attached to the bottom surface of the ice layer, so that the ice measuring part can be used as an underwater measuring reference plane, and the thickness of the ice layer can be read through the standard section 1. In order to make the measuring plane 2a fit the bottom surface of the ice layer, the ice measuring part 2 may be generally designed as a rectangular parallelepiped.
The traction element 3 is connected to the other side of the measuring plane 2a, so that the measuring plane 2a can swing up and down under the action of traction force. Before measurement, the ice measuring part 2 is retracted through the traction part 3 and is in a vertical state, so that the whole measuring device can be conveniently lowered below the ice surface from the opening of the ice surface. The traction member 3 may employ any existing mechanism that can provide external traction to the ice-making assembly 2.
Specifically, the traction member 3 in the present embodiment includes: a traction rope 31, and a rope hanging cap 32 arranged on the top of the standard knot 1. A rope threading hole 21 through which the traction rope 31 passes is formed on the other side opposite to the hinge point on the measuring plane 2a of the ice measuring part 2, and a rope hanging hole 321 through which the traction rope 31 passes is formed on the rope hanging cap 32. The traction rope 31 is sequentially wound on the rope threading hole 21 and the rope hanging hole 321. The measuring plane 2a of the ice measuring part 2 can swing up and down by manually pulling the pulling rope 31, so that the ice measuring part 2 can reach the effect of collecting. When the flow velocity measurement is carried out, the whole measuring device is lowered below the ice surface from the opening of the ice surface, the traction rope 31 between the ice measuring part 2 and the rope hanging cap 32 is released, the marking section 1 is lifted, the traction rope 31 is pulled, the measuring plane 2a of the ice measuring part 2 is contacted with the bottom surface of the ice layer, and at the moment, the scale on the standard section 1 is read, so that the thickness of the ice layer is obtained.
The support frame 4 is used as a support element of the whole measuring device, so that the whole measuring device can be fixed at a measuring position, thereby freeing up hands of flow testers and reducing the labor intensity of the flow testers in winter.
Specifically, the support frame 4 in the present embodiment includes: the top of each supporting arm 42 is connected with the bottom of the supporting disc 41 through a hinge locking mechanism 7, so that the supporting arms 42 can be rotationally locked; the supporting disk 41 is sleeved on the standard joint 1 and is positioned above the graduation marks.
The supporting disk 41 can be designed into a disk structure, and the center part of the supporting disk is sleeved on the standard joint 1.
The supporting arm 42 is hinged with the supporting disc 41 through the hinge locking mechanism 7, and the hinge locking mechanism 7 can adopt any existing mechanism capable of enabling the supporting arm 42 to rotate for a certain angle and then be locked and fixed. During measurement, each supporting arm 42 is rotated by a certain angle to be locked with the ice surface support, so that the supporting effect is realized. For the purpose of supporting the support, at least 2 support arms 42, preferably 3 support arms 42, may be used.
As shown in fig. 2, the support arm 42 in this embodiment includes: sleeve 421 and telescopic link 422, telescopic link 422 cover is established in sleeve 421, through the position of adjusting telescopic link 422 in sleeve 421, can change the whole length of support arm 42. The telescopic rod 422 stretches into one end in the sleeve 421 and is in threaded connection with the inner wall of the sleeve 421, and the whole length of the supporting arm 42 can be changed by adjusting the unscrewing length of the telescopic rod 422. In addition, the sleeve 421 and the telescopic rod 422 may also be provided with a plurality of limiting holes along the axial direction thereof on the sleeve 421, and the telescopic rod 422 and the sleeve 421 may achieve the same telescopic effect by using the locking device, and other similar structures will not be described in detail in this embodiment.
In the measuring process, in order to read the thickness of the ice layer, the position of the measuring plane 2a of the ice measuring part 2 needs to be adjusted up and down through the standard joint 1, the support frame 4 and the standard joint 1 need to be movably connected, and the support disc 41 can be detachably arranged on the standard joint 1 through the locking piece 6 so as to achieve the aim of movable connection. The locking member 6 may be any available locking mechanism that allows the support plate 41 and standard segment 1 to be removably mounted.
Specifically, as shown in fig. 3, the locking member 6 in this embodiment includes: the inner sleeve 61 and the outer sleeve 62, the outer wall of the inner sleeve 61 is provided with external threads, and the inner wall of the outer sleeve 62 is provided with internal threads which are in threaded connection with the external threads in a matching way. The inner sleeve 61 and the outer sleeve 62 are screwed. The outer sleeve 62 is provided with a necking end 621, and the inner sleeve 61 is provided with a compression end matched with the necking end 621. After the support frame 4 is fixed at the measuring position, the outer sleeve 62 is loosened, the standard knot 1 is manually adjusted up and down, the traction piece 3 is pulled, the measuring plane 2a of the ice measuring part 2 is contacted with the bottom surface of the ice layer, at the moment, the outer sleeve 62 is screwed down, and the shrinkage end 621 presses the compression end of the inner sleeve 61, so that the standard knot 1 is firmly connected with the support frame 4.
Further, the compression end on the inner sleeve 61 may be composed of a plurality of symmetrically distributed elastic pieces 611, and each elastic piece 611 has a strip-shaped opening 612, when the outer sleeve 62 is sleeved outside the inner sleeve 61, the outer sleeve 62 is manually rotated, and due to the arrangement of the shrinkage end 621 of the outer sleeve 62, the elastic pieces 611 of the compression end on the inner sleeve 61 are shrunk inwards, the opening 612 is extruded and shrunk, and a pressing force is applied to the standard joint 1, so that the support 4 connected with the inner sleeve 61 is fixedly connected with the standard joint 1.
As shown in fig. 4 and 5, the hinge lock mechanism 7 in the present embodiment includes: a sleeve 71, a rotating shaft 72, and an elastic member 73. The elastic member 73 is typically a spring.
The shaft sleeve 71 has a hollow sleeve structure with one end being an open end and the other end being a closed end; the shaft sleeve 71 is fixed at the bottom of the supporting disc 41 and sleeved on the rotating shaft 72; the inner side wall of the sleeve 71 at the open end is provided with a protruding strip 711.
A plurality of limit sliding grooves 721 matched and inserted with the raised strips 711 are circumferentially distributed on the outer side wall of the rotating shaft 72, and two ends of the limit sliding grooves 721 are both openings; one end of the rotating shaft 72 extending into the shaft sleeve 71 is connected with the closed end of the shaft sleeve 71 through an elastic member 73, and a handle 74 is arranged at the other end of the rotating shaft 72.
The support arm 42 is axially connected to the rotating shaft 72, i.e., the support arm 42 is perpendicularly connected to the outer side wall of the rotating shaft 72. The sleeve 71 is provided with a movable hole 712 for axially rotating the support arm 42, and the support arm 42 is axially connected to the rotation shaft 72 through the movable hole 712.
When the support arm 42 is required to rotate for a certain angle, the handle 74 is manually pressed, the rotating shaft 72 is pressed towards the closed end direction of the shaft sleeve 71, the raised strips 711 are separated from the limiting sliding grooves 721, and at the moment, the handle 74 is rotated, and the support arm 42 is driven to rotate through the rotating shaft 72; when the next limit chute 721 is rotated to correspond to the protruding strip 711, the handle 74 is released, and the rotating shaft 72 is retracted under the pressing force of the elastic member 73, so that the protruding strip 711 is inserted into the limit chute 721 to be locked. The hinge locking mechanism 7 can realize the rotation locking function of the supporting arm 42, and has simple structure and easy operation.
In order to facilitate the disassembly and replacement of the acoustic Doppler profile flowmeter 5, the bottom of the standard joint 1 is connected with an instrument fixing piece 9, and the acoustic Doppler profile flowmeter 5 is detachably connected with the instrument fixing piece 9.
Specifically, in this embodiment, the instrument fixing member 9 is provided with a slot, and the acoustic doppler profile flowmeter 5 is inserted into the slot and locked with the instrument fixing member 9 by the locking hoop 8, so as to achieve the purpose of disassembly and fixation.
The specific measurement process of the acoustic Doppler profile flow velocity measurement device in the embodiment is as follows: before measurement, the ice measuring part 2 is retracted through the traction piece 3, the supporting frames 4 are placed at the measuring position, and each supporting arm 42 is rotated by a certain angle to be locked after being supported by the ice surface; releasing the outer sleeve 62 of the locking piece 6, manually adjusting the standard section 1 up and down, lowering the whole measuring device below the ice surface from the opening of the ice surface, and pulling the traction rope 31 of the traction piece 3 to enable the measuring plane 2a of the ice measuring part 2 to contact the bottom surface of the ice layer, and screwing the outer sleeve 62 at the moment to firmly connect the standard section 1 with the support frame 4; the ice layer thickness is read by the standard knot 1 and the flow rate at this depth is acquired by the acoustic doppler profile flow meter 5.
The acoustic Doppler profile flow velocity measuring device provided by the utility model can effectively solve the application problem of an advanced acoustic Doppler profile flow velocity meter in winter flow test, simultaneously the device can fix the whole measuring device at a measuring position through the supporting frame 4, liberate the hands of flow test staff, lighten the labor intensity of the flow test staff in winter, and the components are connected through the opening and closing locking piece 6, so that the whole is zero, the procedure and the difficulty of installation and combination are simplified to the greatest extent, and the device is convenient to assemble, disassemble and carry in cold field in winter, and has the advantages of simple structure, convenient operation and low manufacturing cost, thereby shortening the flow measuring time in winter and improving the flow test precision and efficiency in winter.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. An acoustic doppler profile flow rate measurement device, comprising: standard knot, ice measuring part, traction part, support frame, locking part and acoustic Doppler profile flow rate meter;
the standard section is provided with scale marks, and scale values are sequentially and incrementally arranged from bottom to top;
the ice measuring component is provided with a measuring plane hinged with the standard section, and the measuring plane is flush with zero scale marks of the standard section when in a horizontal state;
the traction piece is connected with the measurement plane, so that the measurement plane swings up and down under the action of traction force;
the supporting frame is detachably arranged on the standard section through the locking piece;
the acoustic Doppler profile flow velocity meter is fixed at the bottom of the standard knot.
2. The acoustic doppler profile flow rate measurement device of claim 1, wherein the traction member comprises: a traction rope and a rope hanging cap arranged at the top of the standard knot;
a rope threading hole for the traction rope to pass through is formed in the other side of the measuring plane opposite to the standard joint hinge point, and a rope hanging hole for the traction rope to pass through is formed in the rope hanging cap; the traction rope is sequentially wound on the rope threading hole and the rope hanging hole.
3. The acoustic doppler profile flow rate measurement device of claim 1, wherein the support frame comprises: a support disc and a plurality of support arms;
the top of each supporting arm is connected with the bottom of the supporting disc through a hinge locking mechanism, so that the supporting arms can be locked in a rotating way;
the support disc is sleeved on the standard section and is detachably mounted with the standard section through the locking piece.
4. An acoustic doppler profile flow rate measurement device as claimed in claim 3, wherein the support arm is an adjustable telescopic structure comprising: the telescopic rod is sleeved in the sleeve;
the telescopic rod stretches into one end in the sleeve and is in threaded connection with the sleeve, and the whole length of the support arm can be changed by adjusting the unscrewed length of the telescopic rod.
5. The acoustic doppler profile flow rate measurement device of claim 4, wherein the end of the sleeve connected to the hinge locking mechanism is a closed end; the end part of one end of the telescopic rod extending into the sleeve is connected with a compression spring, and the compression spring extends into the sleeve and is abutted to the closed end.
6. An acoustic doppler profile flow rate measurement device as claimed in claim 3, wherein each hinge locking mechanism comprises: the device comprises a shaft sleeve, a rotating shaft and an elastic piece;
the shaft sleeve is of a hollow sleeve structure with one end being an open end and the other end being a closed end; the shaft sleeve is fixed at the bottom of the supporting disc and sleeved on the rotating shaft; the inner side wall of the shaft sleeve, which is positioned at the opening end, is provided with a convex strip;
a plurality of limit sliding grooves matched with the convex strips are circumferentially distributed on the outer side wall of the rotating shaft; one end of the rotating shaft extending into the shaft sleeve is connected with the closed end of the shaft sleeve through an elastic piece, and the other end of the rotating shaft is provided with a rotating handle;
the support arm is axially connected with the rotating shaft, and the shaft sleeve is provided with a movable hole for axially rotating the support arm.
7. The acoustic doppler profile flow rate measurement device of claim 1, wherein the locking member comprises: the inner wall of the outer sleeve is provided with an internal thread which is in threaded connection with the external thread in a matched mode;
the outer sleeve is provided with a necking end, and the inner sleeve is provided with a compression end matched with the necking end.
8. The acoustic doppler profile flow rate measurement device of claim 7, wherein the compression end of the inner sleeve comprises a plurality of symmetrically distributed spring plates, and each spring plate has a strip-shaped opening therebetween.
9. The acoustic doppler profile flow rate measurement device of claim 1, wherein an instrument mount is connected to a bottom of the standard knot, the acoustic doppler profile flow meter being removably connected to the instrument mount.
10. The acoustic doppler profile flow rate measurement device of claim 9, wherein the instrument holder is provided with a slot, the acoustic doppler profile flow meter being inserted into the slot and locked with the instrument holder by a locking anchor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320608980.8U CN220102772U (en) | 2023-03-25 | 2023-03-25 | Acoustic Doppler profile flow velocity measuring device |
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Application Number | Priority Date | Filing Date | Title |
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CN202320608980.8U CN220102772U (en) | 2023-03-25 | 2023-03-25 | Acoustic Doppler profile flow velocity measuring device |
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CN220102772U true CN220102772U (en) | 2023-11-28 |
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CN202320608980.8U Active CN220102772U (en) | 2023-03-25 | 2023-03-25 | Acoustic Doppler profile flow velocity measuring device |
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