CN203148653U - Position regulation device for fishing gear experimental model - Google Patents
Position regulation device for fishing gear experimental model Download PDFInfo
- Publication number
- CN203148653U CN203148653U CN 201320145711 CN201320145711U CN203148653U CN 203148653 U CN203148653 U CN 203148653U CN 201320145711 CN201320145711 CN 201320145711 CN 201320145711 U CN201320145711 U CN 201320145711U CN 203148653 U CN203148653 U CN 203148653U
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- direction guide
- sensor
- model
- guide rail
- rotary table
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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model relates to a position regulation device for a fishing gear experimental model, which comprises two X direction guide rails, two Y direction guide rail, a base of a rotation workbench, a rotation workbench and a sensor. The surfaces of the X direction guide rails are parallel with horizontal plane; the two Y direction guide rails are vertically and crossly installed on the X direction guide rails; two ends of Y direction guide rails can move on the X direction guide rails; two ends of the base of the rotation workbench are installed on Y direction guide rails and can move on Y direction guide rails; the rotation workbench is installed upside down on the base of the rotation workbench; the rotation workbench is provided with a sensor by a base plate on a fixation end of the sensor; the upper part of the sensor is connected with a rotary connection column through a base plate on a load end of the sensor; the rotary connection column is connected to one end of a model support; and the other end of the model support is connected with the experimental model. This position regulation device for a fishing gear experimental model has advantages of simple structure, easy maintenance, quick and accurate position regulation and high general use.
Description
Technical field
The utility model relates to model of fishing gear experimental technique field, particularly relates to a kind of apparatus for adjusting position of fishing gear empirical model.
Background technology
Trawl board is the main accessory in the single boat trawl.In the towing process of fishing boat, the different stream angles of attack of meeting make two blocks of web plates be subjected to the water flow pressure effect in water, to rightabout expansion separately, have guaranteed the horizontal development amount of traw mouth.When carrying out surface water and bottom trawlnet, regulate the heeling angle of web plate, also play the effect of netting gear sedimentation regulator, guarantee that traw mouth is positioned at predetermined water layer, reaches the purpose of fishing for.When the bottom trawlnet, because the complexity of submarine topography, the trim angle of adjusting web plate can make web plate in different seabed entrainment.
The quality of web plate hydrodynamic performance is the key factor that influences catch and catching rate.As web plate meet stream the angle of attack surpassed the critical angle of attack, not only web plate can not fully be expanded, and significant wastage towing tension.When the novel web plate of design, rely on the method for model experiment usually, try to achieve relevant its hydrodynamic performance of hydrodynamics coefficient post analysis.In order in actual job, rationally regulate the web plate angle of attack, heeling angle, trim angle, reach stable equilibrium's duty, thereby improve trawlnet efficient.
According to the condition of work of trawl board, it is more satisfactory to carry out the dynamic water tank model experiment.And web plate model experiment is at present mainly finished in wind-tunnel facilities, and the model experiment of carrying out in dynamic water tank is less, still lacks the special-purpose model of fishing gear apparatus for adjusting position of dynamic water tank experiment.The wind tunnel experiment model is generally fixed by 1 support, directly connects three component or six component balance,, or is fixed by 3 supports, connects resistance balance, the gentle moment balance in lift sky respectively.Single support only can change the web plate angle of attack, and the heeling angle of web plate, trim angle are difficult to regulate simultaneously, and be not easy to operate.Many supporting structures are comparatively complicated, should not safeguard that the support interference volume is bigger than normal, influences measurement result, and exist the relatively poor problem of the applicability of different models.
The utility model content
Technical problem to be solved in the utility model provides a kind of apparatus for adjusting position of fishing gear empirical model, and is simple in structure, be easy to that installation and maintenance, position adjustments are quick accurately, versatility is high.
The technical scheme that its technical matters that solves the utility model adopts is: the apparatus for adjusting position that a kind of fishing gear empirical model is provided, comprise two X-direction guide rails, two Y-direction guide rails, rotary table pedestal, rotary table and sensors, described X-direction guide rail surface is parallel with surface level; Described two Y-direction guide rails are installed in square crossing above the X-direction guide rail, and the two ends of Y-direction guide rail can slippage on the X-direction guide rail; The two ends of described rotary table pedestal are installed in described Y-direction guide rail top, and can slippage on described Y-direction guide rail; Described rotary table is inverted and is installed on the described rotary table pedestal; By sensor stiff end backing plate sensor is installed on the described rotary table; Described sensor top is connected with by sensor load side backing plate can change connecting column; The described connecting column that changes is connected with model pillar one end, and the other end of described model pillar connects empirical model.
The described connecting column that changes is regulated the angle that can change connecting column two end surfaces by intermediate thread, passes through screw threads for fastening after adjusting angle is finished.
Described change connecting column by rotatable shaft to vertical direction install, realize respectively around X-axis with around the angular adjustment of Y-axis.
Described sensor is fixed on the sensor stiff end backing plate by the mode that is threaded; Described sensor load side backing plate links to each other with sensor by the mode that is threaded.
The size of the length of described model pillar and described dynamic water tank or wind tunnel test section is mated mutually.
Beneficial effect
Owing to adopted above-mentioned technical scheme, the utility model compared with prior art, have following advantage and good effect: the utility model is simple in structure, be easy to installation and maintenance, support disturbs little, can fast realize the accurate adjusting of empirical model angle and position, improve conventional efficient, and be applicable to dynamic water tank or the wind tunnel experiment of different model of fishing gear, versatility height.
Description of drawings
Fig. 1 is front elevation of the present utility model;
Fig. 2 is vertical view of the present utility model;
Fig. 3 is that the utility model is being regulated around X-axis and the synoptic diagram after the Y-axis angle;
Fig. 4 can change the connecting column synoptic diagram in the utility model;
Fig. 5 is that the utility model is installed in the front elevation on the dynamic water tank;
Fig. 6 is that the utility model is installed in the front elevation in the wind-tunnel.
1. rotary table pedestals wherein, 2.Y are to guide rail, and 3.X is to guide rail, 4. rotary table, and 5. sensor 6. can change connecting column, 7. model pillar, 8. sensor load side backing plate, 9. sensor stiff end backing plate.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only are used for explanation the utility model and are not used in the scope of the present utility model that limits.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
By shown in Figure 1, the apparatus for adjusting position of a kind of fishing gear empirical model that the utility model embodiment provides is stainless steel structure.Article two, X-direction guide rail 3 parallel placements, two Y-direction guide rails 2 are installed in square crossing above X-direction guide rail 3, and Y-direction guide rail 2 two ends realize that by the slippage on X-direction guide rail 3 position on the X-direction is moved.The two ends of rotary table pedestal 1 are installed in Y-direction guide rail 2 tops, by the slippage on Y-direction guide rail 2, realize that the position on the Y direction is moved.Rotary table 4 is inverted and is installed on the rotary table pedestal 1.Sensor 5 bottoms are installed on the rotary table 4 by sensor stiff end backing plate 9, by the angular adjustment of rotary table 4 realizations around the Z axle.Sensor 5 tops connect by sensor load side backing plate 8 can change connecting column 6.One end of model pillar 7 connects can change connecting column 6, and the other end connects empirical model.Can change in the middle of the connecting column 6, can change between connecting column 6 and the model pillar 7, be between model pillar 7 and the empirical model and be threaded.
By the slippage on X-direction guide rail 3, realize that the position on the X-direction is moved by Y-direction guide rail shown in Figure 22 two ends.The two ends of rotary table pedestal 1 are installed in Y-direction guide rail 2 tops, by the slippage on Y-direction guide rail 2, realize that the position on the Y direction is moved.
By 2 shown in Figure 3 can change connecting column 6 by rotatable shaft to vertical direction install, realize respectively around X-axis with around the angular adjustment of Y-axis.
Can regulate the angle can change 6 liang of end surfaces of connecting column around the intermediate thread axially bored line by the connecting column 6 that changes shown in Figure 4, behind the adjusting angle by screw threads for fastening.
Set according to dynamic water tank test section size by the length of model pillar 7 shown in Figure 5, guarantee that empirical model is positioned at the best test section of dynamic water tank, and a section of model pillar 7 is only arranged in fluid.
By shown in Figure 6, this device is adjusted through simple, with rotary table 4 upright being installed on the rotary table pedestal 1, is used for the position adjustments of wind tunnel experiment model.
The spacing of 2 X-direction guide rails 3 of the utility model embodiment and length are set according to dynamic water tank or wind tunnel test section size; Being threaded according to the specification setting of sensor 5 of sensor stiff end backing plate 9 and sensor load side backing plate 8; Being threaded according to the specification setting of empirical model between model pillar 7 and the empirical model.
Claims (5)
1. the apparatus for adjusting position of a fishing gear empirical model, comprise two X-direction guide rails (3), two Y-direction guide rails (2), rotary table pedestal (1), rotary table (4) and sensor (5), it is characterized in that described X-direction guide rail (3) surface is parallel with surface level; In X-direction guide rail (3) top square crossing described two Y-direction guide rails (2) are installed, slippage can be gone up at X-direction guide rail (3) in the two ends of Y-direction guide rail (2); The two ends of described rotary table pedestal (1) are installed in described Y-direction guide rail (2) top, and can go up slippage at described Y-direction guide rail (2); Described rotary table (4) is inverted and is installed on the described rotary table pedestal (1); Described rotary table (4) is gone up and by sensor stiff end backing plate (9) sensor (5) is installed; Described sensor (5) top is connected with by sensor load side backing plate (8) can change connecting column (6); The described connecting column (6) that changes is connected with model pillar (7) one ends, and the other end of described model pillar (7) connects empirical model.
2. the apparatus for adjusting position of fishing gear empirical model according to claim 1 is characterized in that, the described connecting column (6) that changes is regulated the angle that can change connecting column two end surfaces by intermediate thread, passes through screw threads for fastening after adjusting angle is finished.
3.. the apparatus for adjusting position of fishing gear empirical model according to claim 1 is characterized in that, described change connecting column (6) press rotatable shaft to vertical direction install, realize respectively around X-axis with around the angular adjustment of Y-axis.
4. the apparatus for adjusting position of fishing gear empirical model according to claim 1 is characterized in that, described sensor (5) is fixed on the sensor stiff end backing plate (9) by the mode that is threaded; Described sensor load side backing plate (8) links to each other with sensor (5) by the mode that is threaded.
5. the apparatus for adjusting position of fishing gear empirical model according to claim 1 is characterized in that, the size of the length of described model pillar (7) and described dynamic water tank or wind tunnel test section is mated mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320145711 CN203148653U (en) | 2013-03-27 | 2013-03-27 | Position regulation device for fishing gear experimental model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320145711 CN203148653U (en) | 2013-03-27 | 2013-03-27 | Position regulation device for fishing gear experimental model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203148653U true CN203148653U (en) | 2013-08-21 |
Family
ID=48976169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320145711 Expired - Lifetime CN203148653U (en) | 2013-03-27 | 2013-03-27 | Position regulation device for fishing gear experimental model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203148653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300678A (en) * | 2015-11-11 | 2016-02-03 | 中国水产科学研究院东海水产研究所 | Net cage model test platform |
-
2013
- 2013-03-27 CN CN 201320145711 patent/CN203148653U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300678A (en) * | 2015-11-11 | 2016-02-03 | 中国水产科学研究院东海水产研究所 | Net cage model test platform |
| CN105300678B (en) * | 2015-11-11 | 2017-11-07 | 中国水产科学研究院东海水产研究所 | A kind of net cage model test platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |