CN2450086Y

CN2450086Y - Column propeller

Info

Publication number: CN2450086Y
Application number: CN 00260818
Authority: CN
Inventors: 黄成生
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-10-24
Filing date: 2000-10-24
Publication date: 2001-09-26
Anticipated expiration: 2010-10-24

Abstract

The utility model relates to a column type propeller. A support frame of the utility model is fixed on a ship body, and an eccentric wheel and a belt pulley are arranged on an eccentric wheel shaft. A push column and a push rod are integrated into one unit, a pinion is engaged with rack bars of a frame mount, and a big gear is engaged with the rack bars the push rod. The end surface of the push column is perpendicular to the working direction of the ship body, one end of the push column is arranged in a ship hold, one end of the push column is extended out of the ship body and dips into water, and the push column makes a reciprocating linear movement. The utility model has the advantages of simple structure, low cost, long service life, and reliable work. Under the condition of unchanged dynamic force, the generated sailing velocity increases more than one times than a spiral propeller.

Description

Piston like propeller

The utility model relates to a kind of piston like propeller that ship's navigation is used.

The propelling unit that current ship's navigation is both at home and abroad used is still propeller.This propeller structure is simple, and volume is little, but thrust is little, and route speed is slow.Long-term facts have proved that propeller has significant limitation, too low to the degree of utilization of power, is difficult to improve route speed.In addition, the rattan grass in the easy an ancient exorcistic ceremony water of propeller etc. kinks, and influences result of use, even produces fault.New umbrella type propeller (the application number of releasing: 95100182.5) though effect is pretty good, but structure is more complicated, cost is also higher, its parachute kit part is in service life, from the ability to bear that lateral current impacts, all there is doubtful point in the aspects such as adaptive capacity of (terrifying waves, torrent whirlpool etc.) in the abominable waters of environment.

The purpose of the utility model is to be mainly ship's navigation a kind of piston like propeller is provided, to overcome above-mentioned deficiency.

The technical solution of the utility model is:

Support 1 is packed on the hull 17, camshaft 6 is assemblied on the support 1 by bearing 11, eccentric wheel 5 and belt pulley 3 are contained on the camshaft 6, framework 2 is supported by the bearing 7 that is packed on the support 1, bearing 4 is packed in framework 2 two and contacts with eccentric wheel 5, framework tooth bar 8 is rigidly connected with framework 2 one ends and is one, gear wheel shaft 9 is assemblied on the support 1 by bearing 11, be contained on the gear wheel shaft 9 with framework tooth bar 8 ingear miniature gearss 10 and big gear wheel 12, push rod 15 is supported by the bearing 13 that is packed on the support 1, Push Rod Rack 14 on the push rod 15 and big gear wheel 12 engagements, push away post 20 and push rod 15 is assembled into one, repeatedly 19 1 of shape soft rubber tubes are packed on the hull 17, the other end is fixed on the push rod 20, the end face that pushes away post 20 is vertical with hull 17 working direction, and an end that pushes away post 20 is in the ship storehouse, and the other end is immersed in the water outside hull 17 all the time.

Install a support 1 in the storehouse on the quarter on the hull 17, be used for the installation of parts.Framework 2 two all are equipped with a bearing 4 and are contacted in the same plane in the middle of the framework 2 by its eccentric wheel that is clipped in the middle 5, and eccentric wheel 5 is contained in the pass through bearing 11 that from framework 2 centres passes orthogonal with it and is assemblied on the camshaft 6 on the support 1.Framework 2 is to be supported and constraint by the right quantity bearing 7 that is packed on the support 1, squeezes under the thrust at eccentric wheel 5 to do reciprocating linear motion by the track of setting.

One gear wheel shaft 9 that big gear wheel 12 and miniature gears 10 are housed is assemblied on the support 1 by bearing 11, realize that miniature gears 10 and framework 2 rigidly connected framework tooth bars 8 are meshed, push rod 15 is put in till near other end end face from the end face that pushes away post 20 end in the ship storehouse, its central lines realizes that it installs and is one.Push rod 15 upper edge axis directions have a Push Rod Rack 14, its tooth bar graduation line and parallel axes.Install on support 1 that right quantity bearing 13 and bearing 16 are used for supporting and constraint push rod 15 and push away post 20, and 12 engagements of the Push Rod Rack on the push rod 15 14 and big gear wheel, push rod 15 and push away post 20 and do reciprocating linear motion when big gear wheel 12 is done swing by the track of its setting.

Be immersed in a end in the water and put a shape soft rubber tube 19 repeatedly pushing away post 20, the one head is fixed on pushes away on the post 20, the other end compresses rubber with a trim ring 18 and is packed on the hull 17.

The utility model piston like propeller has marked improvement than propeller:

The propeller of existing use has significant limitation, and (application number: 95100182.5) thrust that in the specification sheets propeller is existed is little, and the speed of a ship or plane is slow, and the too low question of substance that waits of power utilization rate has been done analysis for umbrella type propeller.The limitation that piston like propeller of the present invention does not exist propeller to have, there is not the problem of component in the thrust of hull, and this propelling unit is big to hull thrust, speed of a ship or plane height, to power utilization rate height, under the constant prerequisite of power, make ship speed be greatly improved (being enhanced about more than once).

Now be further described below in conjunction with the accompanying drawings:

Fig. 1 is the utility model piston like propeller structural principle scheme drawing.

Fig. 2 is Fig. 1 plan structure scheme drawing.

Fig. 3 is that N is to scheme drawing.

Fig. 4 analyses and observe enlarged diagram for A-A.

Fig. 5 is a B-B section enlarged diagram.

Fig. 6 is a C-C section enlarged diagram.

One support 1 is packed in suitable place on the hull 17 in the afterbody ship storehouse, on support 1, also be two eccentric wheel 5 of symmetry assembling and a belt pulley 3 in the above by bearing 11 assemblings one camshaft 6, two eccentric wheel 5 are all formed parts by a framework 2 with it, two of framework 2 all installs a bearing 4 and contacts with eccentric wheel 5, eccentric wheel 5 is runnings in the middle of framework 2, framework 2 is to be supported and constraint by the bearing 7 that is assemblied on the support 1, and framework 2 end and framework tooth bar 8 wherein is rigidly connected and is one.On support 1, the gear wheel shaft 9 of a big gear wheel 12 and a miniature gears 10 has been housed and has made miniature gears 10 and framework tooth bar 8 is meshed, on support 1, installed right quantity bearing 13 and bearing 16 by one of bearing 11 assembling.Be used to support and retrain four push rods 15 and (push rod 15 put in till the end face near the other end from the end face that pushes away post 20 1 ends with the post 20 that pushes away that push rod 15 is assembled into one, its central lines, realizing that it installs is one), on four push rods 15, all install a Push Rod Rack 14 (its tooth bar graduation line and parallel axes, also can on push rod 15, directly process tooth bar and big gear wheel 12 engagements, be arranged on quarter of a ship near in the storehouse of hull bottom with pushing away the end that post 20 and push rod 15 connect as one, the other end stretches out hull 17 and is immersed in all the time in the water, with one of its end suit in water shape soft rubber tube 19 and one head is fixed on pushes away on the post 20 other end and compress rubber with a trim ring 18 and be packed on the hull 17 to prevent that water from entering in the ship storehouse repeatedly.The present invention adopts the mechanism of eccentric wheel 5 and compositions such as framework 2 and bearing 4 to realize pushing away the linear reciprocating motion of post 20.

(as power, go into power etc.) belt pulley 3 (cw or inhour) rotates under external force drives, eccentric wheel 5 promptly rotates simultaneously, squeezing thrust underframes 2 at eccentric wheel 5 produces linear reciprocating motions (framework 2 supports by two groups of bearings 7 that are packed on the support 1 and constraint makes it do the complex line motion by track of setting) and framework 2 and is rigidly connected and swings into the framework tooth bar 8 drive miniature gearss 10 of one, make the big gear wheel 12 that is packed in together on the gear wheel shaft 9 with miniature gears 10 do corresponding swing, promotion and big gear wheel 12 ingear Push Rod Rack 14 do the complex line motion.Because Push Rod Rack 14 is to be fixed on the push rod 15, push rod 15 and push away that post 20 is assembled into one and by being packed in the right quantity bearing 13 on the support 1 and bearing 16 supports and constraint makes it do reciprocating linear motion by track of setting.Obviously, push away the antagonistic force that resistance produced that is subjected to water when post 20 is made process and be the thrust that promotion hull 17 advances.

As shown in Figure 2, set four push away post 20 and indicate sequence number respectively, its center pillar 1 and post 2 are driven by an eccentric wheel 5, post 3 ' and post 4 ' driven by another eccentric wheel 5, when eccentric wheel 5 begins to rotate, two framework tooth bars 8 are all made process, post 1 ' do the inhour rotation with the miniature gears 10 at post 2 ' place, the big gear wheel coaxial with it 12 done the inhour rotation, promotes post 1 and does backhaul, post 2 ' do process, promptly promote post 3 ' do process for two framework tooth bar 8 position opposite, post 4 ' do backhaul also is post 1 ' and post 4 ' do synchronously backhaul, post 2 ' and post 3 ' do synchronously process.When eccentric wheel 5 forwards 180 ° to, four push away post 20 and have all finished a stroke simultaneously, when eccentric wheel 5 continues to forward to 360 °, (get back to original position) four push away post 20 and finished second stroke simultaneously and get back to original position (post 1 ' and post 4 ' get back to original position as process, post 2 ' and post 3 ' get back to original position do backhaul), when eccentric wheel 5 was rotated further, four pushed away post 20 and will repeat above-mentioned motion.Eccentric wheel 5 rotates toward a direction all the time, post 1 ', post 4 ' with post 2 ', post 3 ' alternation, eccentric wheel 5 every half way arounds all have two to push away post 20 and working without cessation like this, are continuous so promote that hull 17 advances, and strong and powerful, realize the high speed navigation of boats and ships.

Claims

1, a kind of piston like propeller, it is characterized in that: support (1) is packed on the hull (17), camshaft (6) is assemblied on the support (1) by bearing (11), eccentric wheel (5) and belt pulley (3) are contained on the camshaft (6), framework (2) is supported by the bearing (7) that is packed on the support (1), bearing (4) is packed in framework (2) two and contacts with eccentric wheel (5), framework tooth bar (8) is rigidly connected with framework (2) one ends and is one, gear wheel shaft (9) is assemblied on the support (1) by bearing (11), be contained on the gear wheel shaft (9) with framework tooth bar (8) ingear miniature gears (10) and big gear wheel (12), push rod (15) is supported by the bearing (13) that is packed on the support (1), Push Rod Rack (14) on the push rod (15) and big gear wheel (12) engagement, push away post (20) and push rod (15) is assembled into one, repeatedly (19) one of shape soft rubber tubes are packed on the hull (17), the other end is fixed on the push rod (20), the end face that pushes away post (20) is vertical with hull (17) working direction, an end that pushes away post (20) is in the ship storehouse, and the other end is immersed in the water outside hull (17) all the time.

2, piston like propeller according to claim 1 is characterized in that: install a support (1) on the hull in the storehouse on the quarter (17), be used for the installation of parts.

3, piston like propeller according to claim 1, it is characterized in that framework (2) two all is equipped with a bearing (4) and contacted in the same plane of its eccentric wheel that is clipped in the middle (5) in the middle of the framework (2), eccentric wheel (5) is contained in the pass through bearing (11) that from framework (2) centre passes orthogonal with it and is assemblied on the camshaft (6) on the support (1).

4, according to claim 1,3 described piston like propeller, it is characterized in that: framework (2) is to be supported and constraint by the right quantity bearing (7) that is packed on the support (1), squeezes under the thrust at eccentric wheel (5) to do reciprocating linear motion by the track of setting.

5, piston like propeller according to claim 1, it is characterized in that: a gear wheel shaft (9) that big gear wheel (12) and miniature gears (10) are housed is assemblied on the support (1) by bearing (11), realizes that miniature gears (10) and the rigidly connected framework tooth bar of framework (2) (8) are meshed.

6, piston like propeller according to claim 1 is characterized in that: push rod (15) is put in till near other end end face from pushing away post (20) end face of an end in the ship storehouse, and its central lines realizes that it installs and is one.

7, according to claim 1,6 described piston like propeller, it is characterized in that: push rod (15) upper edge axis direction has a Push Rod Rack (14), its tooth bar graduation line and parallel axes.

8, according to claim 1,6 fast piston like propeller, the English feature is: install right quantity bearing (13) and bearing (16) and be used for driving and retraining push rod (15) away and push away post (20) on support (1), and push away the engagement of pavilion tooth bar (14) and big gear wheel (12) on the push rod (15), push rod (15) and push away post (20) and make complex line by the track of its setting and move when big gear wheel (12) is done swing.

9, piston like propeller according to claim 1, it is characterized in that: be immersed in a end in the water and put a shape soft rubber tube (19) repeatedly pushing away post (20), the one head is fixed on pushes away on the post (20), the other end compresses rubber and is packed on the hull (17) with-trim ring (18).