CN216792257U - Flow velocity meter fixing device - Google Patents
Flow velocity meter fixing device Download PDFInfo
- Publication number
- CN216792257U CN216792257U CN202220543089.6U CN202220543089U CN216792257U CN 216792257 U CN216792257 U CN 216792257U CN 202220543089 U CN202220543089 U CN 202220543089U CN 216792257 U CN216792257 U CN 216792257U
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- Prior art keywords
- current meter
- cross beam
- rod
- water tank
- connecting rod
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- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000000712 assembly Effects 0.000 claims abstract description 3
- 238000000429 assembly Methods 0.000 claims abstract description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model relates to a fixing device for a current meter, which is arranged on a test water tank and used for fixing the current meter and is characterized by comprising a cross beam arranged at the notch of the test water tank, a connecting rod connected to the lower part of the cross beam and a current meter fixing barrel fixed at the bottom of the connecting rod; the two ends of the cross beam are clamped on the two side groove walls of the notch of the test water tank through movable locking assemblies, the top of the connecting rod is in sliding sleeve joint with the cross beam through a sliding sleeve, a jacking screw rod penetrates through the upper part of the sliding sleeve, and the rod part of the jacking screw rod abuts against the upper end face of the cross beam; the connecting rod is of a telescopic structure. According to the fixing device for the current meter, the current meter can be adjusted and positioned at any position of a test water tank, the mounting stability of the current meter is improved, the current meter is prevented from shaking due to wave impact in the test process, and the accuracy of test data is further ensured.
Description
Technical Field
The utility model relates to the technical field of physical test models, in particular to a fixing device of a flow meter of a test water tank.
Background
In port channel and offshore engineering, coast and estuary wave tide sediment simulation test, the flow velocity measurement by using a current meter is a necessary step for collecting test data, and the problems of the existing physical model for simulation test mainly comprise: when using the velocity of flow appearance measured data, the velocity of flow appearance can't be put perpendicularly in the optional position of experimental basin, and under the impact of wave, the velocity of flow appearance easily produces and rocks and can't remain stable, and these circumstances will lead to the velocity of flow that records and prototype data difference very big, and the test data is extremely inaccurate.
Therefore, it is necessary to provide a fixture for a flow meter in a test water tank.
Disclosure of Invention
The utility model aims to provide a fixing device of a current meter, which aims to solve the problem of inaccurate test data caused by unstable installation position and easy shaking of the current meter in a test water tank.
The technical scheme adopted by the utility model is as follows:
a fixing device for a current meter is arranged on a test water tank and used for fixing the current meter, and is characterized by comprising a cross beam arranged at the notch of the test water tank, a connecting rod connected to the lower part of the cross beam, and a current meter fixing barrel fixed at the bottom of the connecting rod;
the two ends of the cross beam are clamped on the two side groove walls of the notch of the test water tank through movable locking assemblies, each movable locking assembly comprises an outer side limiting plate and an inner side limiting plate which are arranged at the bottoms of the two sides of the cross beam, and a locking screw rod which is transverse and in threaded connection with the inner side limiting plate, and the groove wall of the test water tank is inserted between the two limiting plates; the locking screw comprises an adjusting end and an acting end, the acting end is opposite to one end of the outer limiting plate, and the acting end is a pressing plate used for abutting against the inner wall of the test water tank;
the top of the connecting rod is sleeved on the cross beam in a sliding manner through a sliding sleeve, a jacking screw penetrates through the upper part of the sliding sleeve, and the rod part of the jacking screw abuts against the upper end face of the cross beam;
the connecting rod is of a telescopic structure.
The periphery of the cross beam is connected with one leveling bolt in a threaded mode, and the bottoms of the four leveling bolts are abutted against the end face of the notch of the test water tank;
the connecting rod comprises an upper rod and a lower rod, the upper rod and the lower rod are connected together in a sleeved mode, the upper rod is sleeved outside the lower rod, and a locking screw rod which is abutted to the wall of the lower rod is arranged at the bottom of the upper rod.
The beam is a rectangular frame structure which is formed by welding hollow rectangular pipes and is provided with peripheral frames and a middle beam.
The top of the connecting rod is sleeved on the middle beam of the cross beam through a sliding sleeve in a sliding manner.
The inside location jack that is used for the holding velocity of flow appearance that has of the fixed bucket of velocity of flow appearance, the shape and size of location jack with velocity of flow appearance shape and size looks adaptation.
A plurality of clamping screws penetrate through the circumferential inward threads on the side wall of the fixed barrel of the current meter, and the current meter in the barrel body is clamped and fixed through the clamping screws.
According to the fixing device for the flow rate meter, the flow rate meter is adjusted in the horizontal left and right directions of the test water tank through the movable locking assembly between the cross beam and the test water tank, the flow rate meter is adjusted in the horizontal front and back directions of the test water tank through the connecting structure between the connecting rod and the cross beam, and the flow rate meter is adjusted in the vertical height direction of the test water tank through the structural design of the connecting rod. Through the cooperation between each above structure, can effectively guarantee the stability and the positioning accuracy of velocity of flow appearance at experimental basin internally mounted to guarantee the degree of accuracy of test data.
Drawings
FIG. 1 is a schematic overall structure diagram of the first embodiment;
FIG. 2 is a schematic view of another angle overall structure of the first embodiment;
fig. 3 is a schematic structural view of the cross beam, the connecting rod and the fixed bucket of the current meter according to the first embodiment;
FIG. 4 is a schematic structural diagram of the movable locking assembly according to the first embodiment;
FIG. 5 is a schematic view showing a connection state between one side of the test water tank and the cross beam;
in the figure, the device comprises a cross beam 1, a cross beam 1a, a middle beam 11, a leveling bolt 12a, an outer limiting plate 12b, an inner limiting plate 13, a locking screw rod 14, a pressing plate 2, a connecting rod 2a, a sliding sleeve 21, a jacking screw rod 22, a locking screw rod 3, a flow meter fixing barrel 31, a clamping screw rod 4 and a test water tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
A fixing device for a current meter comprises a test water tank 4, a cross beam 1 arranged at the notch of the test water tank 4, a connecting rod 2 connected to the lower part of the cross beam 1 and a current meter fixing barrel 3 fixed at the bottom of the connecting rod 2. The beam 1 and the connecting rod 2 are both made of hollow aluminum alloy materials, so that the forming is facilitated, the weight of the whole fixing device can be reduced, and the installation is facilitated.
The inside of the current meter fixing barrel 3 is provided with a positioning jack for accommodating a current meter, and the shape and the size of the positioning jack are matched with those of the current meter. The circumferential inward threads on the side wall of the fixed barrel 3 of the current meter are penetrated with a plurality of clamping screws 31, and the current meter in the barrel body is clamped and fixed through the clamping screws 31. The installation operation process of the current meter is as follows: the current meter is placed into the current meter fixing barrel 3, and the clamping screw 31 on the periphery of the current meter fixing barrel 3 is adjusted, so that the clamping screw 31 moves towards the inside of the barrel body until the current meter is clamped and fixed. When needing to dismantle, the clamping screw 31 of reverse rotation can make the fixed bucket 3 of current meter not hard up, takes out the current meter.
The crossbeam 1 is formed by the tailor-welding of hollow rectangular tubes and has the rectangular frame structure of frame and intermediate beam 1a all around, the both sides of rectangular frame are in through movable locking Assembly joint respectively on the both sides cell wall of 4 notches in experimental basin, movable locking Assembly's effect lies in through debugging locking state, can make and be relative slip or relatively fixed relation between crossbeam 1 and the experimental basin 4. Specifically, the movable locking assembly in this embodiment structurally includes the outside limiting plate 12a, the inside limiting plate 12b that crossbeam 1 both sides bottom set up and traverse and threaded connection in locking screw 13 on the inside limiting plate 12b is used for inserting the cell wall of establishing experimental basin 4 between two limiting plates, locking screw 13 includes regulation end and effect end, and its effect end is the one end of relative outside limiting plate 12a, the effect end set up for with the clamp plate 14 that experimental basin 4 inner wall supported and leaned on. The pressure plate 14 is controlled to lock or loosen the inner wall of the test water tank 4 by adjusting the locking screw 13, so that the transverse beam 1 can be displaced or fixed in the horizontal left-right direction (X direction) of the test water tank 4. The adjusting process comprises the following steps: make clamp plate 14 remove to outside limiting plate 12a through rotating locking screw 13, directly push away and support in experimental basin inner wall to with crossbeam 1 locking on experimental basin 4, when crossbeam 1 need remove or take off at experimental basin 4 horizontal direction, reverse twist soon locking screw 13, relieve the clamp plate 14 and press the lock of experimental basin, can easily adjust the position of crossbeam 1 or take off crossbeam 1.
In addition, each threaded connection has a leveling bolt 11 all around crossbeam 1, four the bottom of leveling bolt 11 all with the notch terminal surface of experimental basin 4 is inconsistent, through control leveling bolt 11's spiral degree, can be right crossbeam 1 is adjusted for the height all around of experimental basin 4 to the adjustment is installed the stability and the straightness that hangs down of the current meter of crossbeam 1 bottom avoid it to produce crooked.
The connecting rod 2 adopts a telescopic component loop bar which comprises an upper bar and a lower bar, the top of the upper bar is sleeved on the middle beam of the beam 1 through a sliding sleeve 2a in a sliding way, a jacking screw 21 penetrates through the upper part of the sliding sleeve 2a, the bar part of the jacking screw 21 is abutted against the upper end surface of the middle beam of the beam 1,
through adjusting the abutting relation between the jacking screw rod 21 and the middle beam, the connecting rod 2 can slide or be fixed on the cross beam 1, and further the position of the current meter in the horizontal front-back direction (Y direction) of the test water tank 4 can be adjusted. The adjusting process comprises the following steps: the connecting rod 2 can freely move in the left and right directions of the cross beam 1 by loosening the jacking screw rod 21, the connecting rod 2 can be fixed on the cross beam 1 by tightening the jacking screw rod 21, the cross beam 1 can move left and right in the horizontal direction of the test water tank 4 by rotating the locking screw rod 13, and the connecting rod 2 can move left and right on the cross beam 1, so that the flow meter can freely move in the front, back, left and right directions in the horizontal direction of the test water tank 4.
The upper rod and the lower rod of the connecting rod 2 are sleeved together, the upper rod is sleeved outside the lower rod, the bottom of the upper rod is provided with a locking screw rod 22 abutted to the wall of the lower rod, and the upper rod and the lower rod of the connecting rod 2 can relatively slide or relatively fix by adjusting the abutting relation between the locking screw rod 22 and the lower rod, so that the length of the connecting rod 3 is changed, and the position of the flow meter in the vertical height direction (Z direction) of the test water tank 4 is adjusted. The adjusting process comprises the following steps: the expansion and contraction of the connecting rod 2 in the vertical direction can be realized by loosening the locking screw 22, and when the proper height is reached, the fixing of the connecting rod 2 in the vertical direction can be realized by reversely rotating the locking screw 22.
The fixing device for the current meter can realize the adjustment and the positioning of the current meter at any position of a test water tank, improves the installation stability of the current meter, ensures that the current meter does not shake due to wave impact in the test process, and further ensures the accuracy of test data.
In summary, although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (7)
1. A fixing device for a current meter is arranged on a test water tank and used for fixing the current meter, and is characterized by comprising a cross beam arranged at the notch of the test water tank, a connecting rod connected to the lower part of the cross beam, and a current meter fixing barrel fixed at the bottom of the connecting rod;
the two ends of the cross beam are clamped on the two side groove walls of the notch of the test water tank through movable locking assemblies, each movable locking assembly comprises an outer side limiting plate and an inner side limiting plate which are arranged at the bottoms of the two sides of the cross beam, and a locking screw rod which is transverse and in threaded connection with the inner side limiting plate, and the groove wall of the test water tank is inserted between the two limiting plates; the locking screw comprises an adjusting end and an acting end, the acting end is opposite to one end of the outer limiting plate, and the acting end is a pressing plate used for abutting against the inner wall of the test water tank;
the top of the connecting rod is sleeved on the cross beam in a sliding manner through a sliding sleeve, a jacking screw penetrates through the upper part of the sliding sleeve, and the rod part of the jacking screw abuts against the upper end face of the cross beam;
the connecting rod is of a telescopic structure.
2. A flow meter fixture according to claim 1,
and the periphery of the cross beam is in threaded connection with one leveling bolt, and the bottoms of the four leveling bolts are all abutted against the end face of the notch of the test water tank.
3. A flow meter fixture according to claim 1,
the connecting rod comprises an upper rod and a lower rod, the upper rod and the lower rod are connected together in a sleeved mode, the upper rod is sleeved outside the lower rod, and a locking screw rod which is abutted to the wall of the lower rod is arranged at the bottom of the upper rod.
4. A flow meter fixture according to claim 1,
the beam is a rectangular frame structure which is formed by welding hollow rectangular pipes and is provided with peripheral frames and a middle beam.
5. A flow meter fixture according to claim 4 wherein,
the top of the connecting rod is sleeved on the middle beam of the cross beam through a sliding sleeve in a sliding manner.
6. A flow meter fixture according to claim 1,
the inside location jack that is used for the holding current meter that has of current meter fixed bucket, the shape and size of location jack with current meter shape and size looks adaptation.
7. A flow meter fixture according to claim 1,
a plurality of clamping screws penetrate through the circumferential inward threads on the side wall of the fixed barrel of the current meter, and the current meter in the barrel body is clamped and fixed through the clamping screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220543089.6U CN216792257U (en) | 2022-03-14 | 2022-03-14 | Flow velocity meter fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220543089.6U CN216792257U (en) | 2022-03-14 | 2022-03-14 | Flow velocity meter fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216792257U true CN216792257U (en) | 2022-06-21 |
Family
ID=82000446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220543089.6U Expired - Fee Related CN216792257U (en) | 2022-03-14 | 2022-03-14 | Flow velocity meter fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216792257U (en) |
-
2022
- 2022-03-14 CN CN202220543089.6U patent/CN216792257U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220621 |