CN206813239U - A kind of double-step glider - Google Patents
A kind of double-step glider Download PDFInfo
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- CN206813239U CN206813239U CN201720569527.5U CN201720569527U CN206813239U CN 206813239 U CN206813239 U CN 206813239U CN 201720569527 U CN201720569527 U CN 201720569527U CN 206813239 U CN206813239 U CN 206813239U
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- floor
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- runner
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
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Abstract
It the utility model is related to a kind of double-step glider, the double-step glider includes hull, the bottom of the hull includes the first floor being arranged in order from bow to stern, second floor, 3rd floor, the afterbody of first floor, the longitudinally disposed multiple air inlet runners of afterbody of second floor, so that air-flow along air inlet runner by previous floor enter two floors between disconnected level step when, so that the sectional area of air inlet runner produces mutation, air-flow is formed and accelerated, so that alow plate surface forms ship bottom laminar air film to air-flow, drag-reduction energy-saving improves the speed of a ship or plane；The head of second floor, the head of the 3rd floor transversely set multiple draining runners, so that air-flow enters fashionable through gas channel, the water of hull bottom can be blowed into draining runner；The longitudinally disposed drainage conduit in both sides of the edge of second floor, each conduit that drains extend to afterbody by the front portion of second floor, and the water side of the draining runner communicates with the drainage conduit.
Description
Technical field
Ship equipment technical field is the utility model is related to, particularly a kind of double-step glider.
Background technology
The hull shape of glider is a lot, common are the flat sled type in bottom surface, high speed slack bulge knuckle types, the disconnected level of band and
V-type, reverse V-shaped and channel type without disconnected level, in addition with M types, W types etc..
In order to lift the resistance performance of glider, it will usually disconnected level is set at ship bottom, it is discontinuous that planing surface occurs in disconnected level
Stairstepping.It can depart from when current flow through disconnected level with ship bottom, and a low pressure hole is formed at disconnected level rear portion, hole is by hull
Neighbouring air suction ship bottom, so as to reduce the purpose soaked area, reach drag reduction at ship bottom；Disconnected level also increases often simultaneously
The aspect ratio of individual planing surface, so as to improve the glide efficiency of planing surface.Existing glider typically uses the setting of double break level formula,
Such as a kind of double graded high speed boat has been recorded in Chinese patent Authorization Notice No. CN201932328U, it is characterized in：In hull
Bottom surface on the disconnected level steps of two transverse directions is distributed with along hull length direction, described two disconnected level stepped profiles are in hull bottom
The postmedian in face；The setting of disconnected level step effectively enhances air lubrication, by a relatively large margin reduce ship resistance；But above-mentioned height
Fast ship in use, air-flow enter ship bottom bottom surface needed for time it is longer, she causes high-speed boat to enter ship bottom by boating
Divide disengaging hydroplaning state required time longer, it is less efficient.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of double break level simple in construction, can improving glide efficiency and slided
Row ship.
In order to solve the above technical problems, double-step glider provided by the utility model, including：Hull, the ship of the hull
Bow lateral cross section is in V-shape, the smooth oblique ascension transition of left and right two side of a ship of hull midships section to bow, the bottom of the hull include from
The first floor that bow is arranged in order to stern, the second floor, the 3rd floor, the afterbody of first floor and institute
State and disconnected level step one, the head of the afterbody of second floor and the 3rd floor are set between the head of the second floor
Disconnected level step two, the afterbody longitudinally disposed air inlet of the afterbody of first floor, second floor are set between portion
Runner, each air inlet runner include taper inlet channel and semi-cylindrical outlet passageway, the semicolumn of the first floor afterbody
Shape outlet passageway communicates with the disconnected level step one, the semi-cylindrical outlet passageway of the second floor afterbody and the disconnected level
Step two communicates so that air-flow along air inlet runner by previous floor enter two floors between disconnected level step when so that enter
The sectional area of flow channel produces mutation, and air-flow is formed and accelerated, so that alow plate surface forms ship bottom laminar air film to air-flow,
Substitute contact of the hull with water, can effectively reduce hull resistance, drag-reduction energy-saving improves the speed of a ship or plane；The head of second floor
Portion, the head of the 3rd floor transversely set multiple draining runners so that air-flow enter through gas channel it is fashionable, can be by ship
The water of body bottom blows to draining runner；The longitudinally disposed drainage conduit in both sides of the edge of second floor, respectively drains conduit
Afterbody is extended to by the front portion of second floor, the water side of the draining runner on the second floor and the drainage conduit phase
Logical, so that during the second floor is lifted, the water of hull bottom is flowed to the drainage conduit of both sides by draining runner, by drawing
Chute road, which is stopped to form air-flow, to be sealed, and is avoided air-flow from being flowed out by the second floor both sides, can effectively be extended air-flow the
The residence time of two floor bottoms, shorten the time that the second floor departs from the water surface.
Further, longitudinal midline of the air inlet runner along hull bottom is set, the taper inlet channel and semicolumn
The center line of shape outlet passageway overlaps with the longitudinal midline so that air-flow can rapidly along hull bottom center line enter it is at different levels
Floor.
Further, each draining runner is symmetricly set on the both sides of hull bottom longitudinal midline, the water inlet of each draining runner
The longitudinal midline of neighbouring hull bottom is set, so that air-flow enters fashionable through gas channel, the water of hull bottom can be blowed into draining
Runner, accelerate drainage speed.
Further, the surface coating poly- four of first floor, the second floor, the 3rd floor, the 4th floor
PVF coating, to increase its lubricity, reduce the frictional resistance of hull lower surface and water.
The technique effect of utility model：（1）Double-step glider of the present utility model, relative to prior art, by
The anterior gas channel that variable cross-section is set of disconnected level step so that speed changes when air-flow enters disconnected level step, to air-flow
Formed and accelerated, so that alow plate surface forms ship bottom laminar air film to air-flow, contact of the substitution hull with water, can effectively dropped
Low hull resistance, drag-reduction energy-saving improve the speed of a ship or plane；（2）The setting of draining runner so that the water of hull bottom can fast evacuation；（3）
The setting of drainage conduit causes the second floor to keep sealing before being lifted, and avoids air-flow from being flowed out by the second floor both sides, can
Effectively extend air-flow and depart from the time of the water surface in the residence time of second ship bottom base plate, the second floor of shortening；（4）First ship
Bottom plate, the second floor, the surface coating polytetrafluorethylecoatings coatings of the 3rd floor, can increase its lubricity.
Brief description of the drawings
The utility model is described in further detail with reference to Figure of description：
Fig. 1 is the structural representation of double-step glider hull bottom of the present utility model；
Fig. 2 is Fig. 1 side view.
In figure：Hull 1, the first floor 2, the second floor 3, level of breaking step 1, drain conduit 32, the 3rd floor
4, level of breaking step 2 41, longitudinal midline 5, draining runner 6, air inlet runner 7, semi-cylindrical outlet passageway 71, taper inlet channel
72。
Embodiment
Embodiment 1 as shown in Figure 1 to Figure 2, the double-step glider of the present embodiment, including hull 1, the stem of the hull 1
Lateral cross section is in V-shape, the smooth oblique ascension transition of left and right two side of a ship of hull midships section to bow, the bottom of hull 1 include from bow to
The first floor 2 that stern is arranged in order, the second floor 3, the 3rd floor 4, afterbody and the second ship bottom of the first floor 2
Disconnected level step 1 is set between the head of plate 3, set between the afterbody of the second floor 3 and the head of the 3rd floor 4 disconnected
Level step 2 41, the afterbody of the first floor 2, the afterbody of the second floor 3, the afterbody of the 3rd floor 4 are set respectively along longitudinal direction
1 air inlet runner 7 is put, longitudinal midline 5 of the air inlet runner 7 along hull bottom is set, and each air inlet runner 7 includes taper inlet channel
72 and semi-cylindrical outlet passageway 71, the diameter of 72 small head end of taper inlet channel is identical with semi-cylindrical outlet passageway 71, and
The small head end of taper inlet channel 72 communicates with semi-cylindrical outlet passageway 71, so that taper inlet channel 72 is set in horn-like
Put, be easy to be oriented to the air-flow for entering air inlet runner 7；The center of taper inlet channel 72 and semi-cylindrical outlet passageway 71
Line overlaps with longitudinal midline 5, and the semi-cylindrical outlet passageway of the afterbody of the first floor 2 communicates with disconnected level step 1, second ship
The semi-cylindrical outlet passageway of the afterbody of bottom plate 3 communicates with disconnected level step 2 41 so that air-flow along air inlet runner 7 by the first floor
When 2 downsides enter disconnected level step 1, enter disconnected level step 2 41 by the downside of the second floor 3, the sectional area production of air inlet runner 7
Raw mutation, forms to air-flow and accelerates so that alow plate surface forms ship bottom laminar air film, substitution hull 1 and water to air-flow
Contact, can effectively reduce the resistance of hull 1, and drag-reduction energy-saving improves the speed of a ship or plane；The head of second floor 3, the head of the 3rd floor 4
Portion transversely sets 2 draining runners 6 respectively, and each draining runner 6 is symmetricly set on the both sides of hull bottom longitudinal midline 5, respectively
Longitudinal midline 5 of the water inlet of draining runner 6 adjacent to hull bottom is set so that air-flow enter through gas channel 7 it is fashionable, can be by ship
The water of body bottom blows to draining runner 6.The both sides of the edge of second floor 3 set a drainage conduit 32 along longitudinal direction respectively, respectively draw
Chute road 32 extends to afterbody by the front portion of the second floor 3, the water side of the draining runner 6 on the second floor 3 and drainage
Conduit 32 communicates, so that during the second floor 3 is lifted, the water of the bottom of hull 1 flows to drawing for both sides by draining runner 6
Chute road 32, stopped by drainage conduit 32 and sealing is formed to air-flow, avoid air-flow from being flowed out by the both sides of the second floor 3, can
Effectively extend air-flow and depart from the time of the water surface in the residence time of the bottom of the second floor 3, the second floor 3 of shortening.First ship
Bottom plate 2, the second floor 3, the surface coating polytetrafluorethylecoatings coatings of the 3rd floor 4, to increase its lubricity, reduce hull
The frictional resistance of lower surface and water.
Obviously, above-described embodiment is only intended to clearly illustrate the utility model example, and is not to this reality
With the restriction of new embodiment.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
Belong to obvious changes or variations that spirit of the present utility model is amplified out still in the scope of protection of the utility model
Among.
Claims (4)
- A kind of 1. double-step glider, it is characterised in that including：Hull, the stem lateral cross section of the hull are in V-shape, hull Midships section to bow the smooth oblique ascension transition of left and right two side of a ship, the bottom of the hull include being arranged in order from bow to stern the Between the head of one floor, the second floor, the 3rd floor, the afterbody of first floor and second floor Disconnected level step one is set, disconnected level step 2 is set between the afterbody of second floor and the head of the 3rd floor, The longitudinally disposed air inlet runner of afterbody of the afterbody of first floor, second floor, each air inlet runner include cone Shape inlet channel and semi-cylindrical outlet passageway, the semi-cylindrical outlet passageway of the first floor afterbody and the disconnected level platform Rank one communicates, and the semi-cylindrical outlet passageway of the second floor afterbody communicates with the disconnected level step two；The second ship The head of bottom plate, the head of the 3rd floor transversely set multiple draining runners；Two sides of second floor The longitudinally disposed drainage conduit of edge, each conduit that drains extends to afterbody by the front portion of second floor, on the second floor The water side of draining runner communicates with the drainage conduit.
- 2. double-step glider according to claim 1, it is characterised in that longitudinal direction of the air inlet runner along hull bottom Center line is set, and the center line of the taper inlet channel and semi-cylindrical outlet passageway overlaps with the longitudinal midline.
- 3. double-step glider according to claim 2, it is characterised in that the draining runner is symmetricly set on hull bottom The both sides of portion's longitudinal midline, the longitudinal midline of the water inlet of each draining runner adjacent to hull bottom are set.
- 4. double-step glider according to claim 3, it is characterised in that first floor, the second floor, The surface coating polytetrafluorethylecoatings coatings of three floors, the 4th floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720569527.5U CN206813239U (en) | 2017-05-19 | 2017-05-19 | A kind of double-step glider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720569527.5U CN206813239U (en) | 2017-05-19 | 2017-05-19 | A kind of double-step glider |
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| Publication Number | Publication Date |
|---|---|
| CN206813239U true CN206813239U (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720569527.5U Active CN206813239U (en) | 2017-05-19 | 2017-05-19 | A kind of double-step glider |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108040576A (en) * | 2017-12-02 | 2018-05-18 | 马家全 | A kind of ridge formula lotus root digging device |
| CN108945279A (en) * | 2017-05-19 | 2018-12-07 | 常州玻璃钢造船厂有限公司 | A kind of double-step glider |
-
2017
- 2017-05-19 CN CN201720569527.5U patent/CN206813239U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108945279A (en) * | 2017-05-19 | 2018-12-07 | 常州玻璃钢造船厂有限公司 | A kind of double-step glider |
| CN108945279B (en) * | 2017-05-19 | 2023-09-19 | 常州玻璃钢造船厂有限公司 | Double-breaking-stage planing boat |
| CN108040576A (en) * | 2017-12-02 | 2018-05-18 | 马家全 | A kind of ridge formula lotus root digging device |
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