CN204803835U - A pin -connected panel adds rough pole for hydraulics physical model - Google Patents
A pin -connected panel adds rough pole for hydraulics physical model Download PDFInfo
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- CN204803835U CN204803835U CN201520312011.3U CN201520312011U CN204803835U CN 204803835 U CN204803835 U CN 204803835U CN 201520312011 U CN201520312011 U CN 201520312011U CN 204803835 U CN204803835 U CN 204803835U
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Abstract
The utility model relates to a hydraulics physical model's technical field discloses a pin -connected panel adds rough pole for hydraulics physical model, include and add the rough body and form at the plug that adds rough body lower extreme, the upper end that adds the rough body is formed with the plug complex dead slot that the upper end opening just is used for and adds rough pole, utilize the plug to insert the sino -Canada rough hydraulics physical model of model cement, if the rugosity is not enough, can insert another form that adds in the rough body dead slot with the plug with a plurality of a pin -connected panel adds rough pole for hydraulics physical model assembles with rough, thereby conveniently increase hydraulics physical model's rugosity fast, need add rough position in the part places with rough pole with rough, can realize locally with rough, add rough body simple structure, add rough convenient operation, the efficiency of model experiment is improved.
Description
Technical field
The utility model relates to the technical field of hydraulics physical model, and the pin-connected panel particularly related to for hydraulics physical model adds rough bar bar.
Background technology
Model testing is an important research method and know-how in scientific experimentation, and application is very wide, which includes hydraulics physical experiments.Hydraulics physical experiments is mainly used to research river water flow structure, fluviomorphological process in river and engineering proposal effect in natural river situation or when there being hydraulic structure.
In theory, hydraulics physical experiments is by drafting similar scale, geometric similarity is designed to normal state, but, in practice, due to the problem such as restriction in place, geometric similarity can only be designed to distorted model, the resistance coefficient of distorted model should increase according to distortion ratio, the success of guarantee model testing, therefore needs utilization to add rough body and adds rough to hydraulics physical model.
At present, carry out adding rough technology comprise for hydraulics physical model: what (1) was the most frequently used is bottom surface point block shape, arrangement form has quincunx, square, rectangle or solid matter, and block has stone, square or garden block etc.; (2) vertical bar rod, insert on riverbed with garden bar, bamboo chip, wire or sheet metal etc., bar bar surfaces, and can obtain larger roughness; (3) horizontal in water to draw water-blocking material to add rough, is draw galvanized wire or other similar water-blocking material etc. from end certain altitude is horizontal in section.Wherein, above-mentioned the first and the second technology paste at bed surface to add rough body, and the third method to be the horizontal water-blocking material two kinds that draws add rough mode.For the first and the second overstriking technology, if change roughness, need cut off the water after, remove pasted add rough body, again paste and new add rough body, outflow test again after dry and hard, not only time-consuming but also require great effort, increase experimentation cost, and the size adding rough body need pre-set, as unreasonable in found after test, reason can only be criticized and change, there is the problem of wasting material and increasing experimentation cost; For the third overstriking technology, only need the applicability of the physical model of local directed complete set roughness not strong for some, and it is the horizontal water-blocking material drawn other object very easily in hooking fluid, higher to the requirement of test water body, in addition, the roughness of cross bracing wire is relatively little, inapplicable for large roughness adjustment, and the disorder very easily causing local current of horizontal pulling block shape water-blocking material, local flow field is difficult to reach similar to prototype.
Utility model content
The pin-connected panel that the purpose of this utility model is to be provided for hydraulics physical model adds rough bar bar, be intended to solve in prior art, for hydraulics physical model add rough technology cannot change quickly and easily add rough body be used for increase or reduce rugosity and for regulate local rugosity model applicability not strong, cause changing and add the hydraulics physical model that rough body is difficult, applicability is not high, very difficult formation is similar to prototype, the problem that success rate is low.
The utility model realizes like this, pin-connected panel for hydraulics physical model adds rough bar bar, comprise and add rough body and be formed in the plug adding rough body lower end, described in add rough body upper end be formed with upper end open and dead slot for coordinating with the described plug adding rough bar bar.
Further, described dead slot and described plug coaxial line distribute.
Further, the center line of described dead slot and described plug overlaps with the described center line adding rough body.
Further, described dead slot is cylindric dead slot.
Further, described plug is solid cylinder.
Further, add described between rough body and described plug and form stepped arrangement.
Further, adding rough body described in is rectangular strip shape body.
Compared with prior art, the pin-connected panel for hydraulics physical model that the utility model provides adds rough bar bar, utilize plug to insert in model cement and add rough hydraulics physical model, if rugosity is inadequate, multiple pin-connected panel for hydraulics physical model can be added rough bar bar with plug insert the form adding rough body dead slot carry out assembled add rough, thus increase the rugosity of hydraulics physical model quickly and easily, improve the efficiency of model testing, need to add rough position to place pin-connected panel and add rough bar bar in local and add rough, can realize local adds rough, it is simple that pin-connected panel for hydraulics physical model adds rough bar bar structure, add rough easy to operate.
Accompanying drawing explanation
Fig. 1 is the cut-away illustration that the pin-connected panel for hydraulics physical model that the utility model embodiment provides adds rough bar bar.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with specific embodiment, realization of the present utility model is described in detail.
As shown in Figure 1, be the utility model one preferred embodiment.
Pin-connected panel for hydraulics physical model adds rough bar bar, can apply to for adding rough hydraulics physical model in hydraulics physical experiments, this hydraulics physical model can be used for studying river water flow structure, fluviomorphological process in river and engineering proposal effect in natural river situation or when there being hydraulic structure.
Pin-connected panel for hydraulics physical model adds rough bar bar, comprises and adds rough body 101 and plug 102, wherein, plug 102 is formed in and adds rough body 101 lower end, this adds rough body 101 upper end and is formed with dead slot 103, and this dead slot 103 upper end open, the plug 102 being used for adding rough bar bar coordinates.
Utilize plug 102 to insert in model cement and add rough hydraulics physical model, if rugosity is inadequate, multiple pin-connected panel for hydraulics physical model can be added rough bar bar with plug 102 insert another form added in rough body 101 dead slot 103 carry out assembled add rough.
By adding the rugosity that rough bar bar increases hydraulics physical model rapidly for the pin-connected panel of hydraulics physical model, and need to add rough position to place and add rough bar bar in local and carry out adding rough, can realize local adds rough, utilize plug 102 and add rough body 101 dead slot 103 ground and splice fast and coordinate, make to add rough easy to operate, improve the efficiency of model experiment, and it is simple to add rough body bar bar structure.
Particularly, the axis of dead slot 103 and the dead in line of plug 102, when the rugosity of hydraulics physical model is inadequate, the pin-connected panel that two can be used for hydraulics physical model adds the splicing of rough bar bar, to be used for adding rough hydraulics physical model, and the structure of dead slot 103 and plug 102 coaxial line, when splicing adds rough, can make spliced overall appearance, fast and easy increase adds rough bar bar, thus increases the rugosity of hydraulics physical model quickly and easily.
The size of dead slot 103 and the size of plug 102 match, and to guarantee that the dead slot 103 that plug 102 can add rough bar bar with another coordinates exactly when increasing the rugosity of hydraulics physical model, splicing quickly and easily adds rough bar bar, increases work efficiency.
This dead slot 103 is cylindric dead slot 103, and certainly, in practice, dead slot 103 can be the dead slot 103 of other shapes, only needs the plug 102 that can add rough bar bar with another to mate, is not limited to the cylindric dead slot 103 in the utility model.
Dead slot 103 and plug 102 are positioned at the center adding rough body 101, when splicing, the dead slot 103 that this plug 102 is used for adding with another rough bar bar assembles, realize two effects adding rough body 101 and splice fast, and such structure can be guaranteed can to ensure when rough bar bar increases the rugosity of hydraulics physical model splicedly to add rough bar bar stress balance splicing to add, and is not easily fractureed.
Plug 102 is solid cylinder, plug 102 with another add rough bar bar add rough body 101 dead slot 103 mate after to be used for adding the rugosity of rough hydraulics physical model, the solid cylinder body structure of plug 102 is mainly in order to increase loading force, prevent plug 102 and another add rough bar bar dead slot 103 assemble after add rough bar bar, by the phenomenon fractureed after being easily subject to the resistance of water when being placed in hydraulic model.Certainly, in practice, plug 102 can be the solid of other shapes, only needs rough body 101 dead slot 103 that adds that can add rough bar bar with another to mate, is not limited to the solid cylinder in the utility model.
Plug 102 and adding is formed stepped between rough body 101, mainly conveniently plug 102 to insert at the bottom of the cement of hydraulics physical model and assembledly adds rough body 101, has the effect of quick-assembling.
In the present embodiment, add the strip shape body that rough body 101 is cuboid, such structure can make current more smooth and easy, can not cause the failure tested.Certainly, in practice, being not limited to rectangular strip shape body, can be the strip shape body of other shapes.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. the pin-connected panel for hydraulics physical model adds rough bar bar, it is characterized in that, comprises and adds rough body and be formed in the plug adding rough body lower end, described in add rough body upper end be formed with upper end open and dead slot for coordinating with the described plug adding rough bar bar.
2. add rough bar bar for the pin-connected panel of hydraulics physical model as claimed in claim 1, it is characterized in that, described dead slot and described plug coaxial line distribute.
3. add rough bar bar for the pin-connected panel of hydraulics physical model as claimed in claim 2, it is characterized in that, the center line of described dead slot and described plug overlaps with the described center line adding rough body.
4. add rough bar bar for the pin-connected panel of hydraulics physical model as claimed in claim 3, it is characterized in that, described dead slot is cylindric dead slot.
5. the pin-connected panel for hydraulics physical model as described in any one of Claims 1-4 adds rough bar bar, it is characterized in that, described plug is solid cylinder.
6. the pin-connected panel for hydraulics physical model as described in any one of Claims 1-4 adds rough bar bar, it is characterized in that, described in add between rough body and described plug and form stepped arrangement.
7. the pin-connected panel for hydraulics physical model as described in any one of Claims 1-4 adds rough bar bar, it is characterized in that, described in add rough body be rectangular strip shape body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312011.3U CN204803835U (en) | 2015-05-14 | 2015-05-14 | A pin -connected panel adds rough pole for hydraulics physical model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312011.3U CN204803835U (en) | 2015-05-14 | 2015-05-14 | A pin -connected panel adds rough pole for hydraulics physical model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204803835U true CN204803835U (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520312011.3U Expired - Fee Related CN204803835U (en) | 2015-05-14 | 2015-05-14 | A pin -connected panel adds rough pole for hydraulics physical model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204803835U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759071A (en) * | 2017-01-23 | 2017-05-31 | 河海大学 | Hydraulic model is improved plus rough body |
| CN107245978A (en) * | 2017-06-29 | 2017-10-13 | 河海大学 | Hydraulic model adds rough body and adds rough method |
-
2015
- 2015-05-14 CN CN201520312011.3U patent/CN204803835U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759071A (en) * | 2017-01-23 | 2017-05-31 | 河海大学 | Hydraulic model is improved plus rough body |
| CN106759071B (en) * | 2017-01-23 | 2019-10-15 | 河海大学 | Hydraulic model improves plus rough body |
| CN107245978A (en) * | 2017-06-29 | 2017-10-13 | 河海大学 | Hydraulic model adds rough body and adds rough method |
| CN107245978B (en) * | 2017-06-29 | 2020-01-14 | 河海大学 | Water conservancy model roughening method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151125 Termination date: 20160514 |