CN214699439U

CN214699439U - Speed reducer for marine valve driving device

Info

Publication number: CN214699439U
Application number: CN202023246793.5U
Authority: CN
Inventors: 吴宏元
Original assignee: Taizhou Chuangyuan Valve Co ltd
Current assignee: Taizhou Chuangyuan Valve Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-12
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a reducer for a marine valve driving device, which comprises a shell, wherein the centers of two sides in the shell are respectively provided with a first chain wheel and a reduction gear disc which is integrally arranged through a first rotating shaft and a second rotating shaft in a horizontal sleeved mode, one side of the reduction gear disc is provided with a gear groove, one side of the first rotating shaft is horizontally movably inserted and arranged in the center of the gear groove, the device is sealed through the shell, lubricating oil is injected into the device, then a cam is driven by the chain wheel to control a piston to control the lubricating oil falling into a collecting tank to be fed into a liquid dropping nozzle through a liquid pipe to lubricate a gear in the reduction gear disc, the lubricating oil passing through a check plate and a sealing plate is pushed to the liquid pipe in a one-way manner, the lubricating oil in the liquid pipe is ensured not to fall back into a circular groove, so that the reducer in a use state is kept in a self-lubricating state all the time, simple operation and convenient use.

Description

Speed reducer for marine valve driving device

Technical Field

The utility model relates to a reduction gear technical field specifically is a reduction gear for marine valve drive arrangement.

Background

Pipeline and one of the equipment part that the operation was commonly used wade during the valve, wherein marine valve is great a lot relatively, it is very hard to use simultaneously, so need adopt electrical equipment to carry out the actuating lever to the valve and drive the use, but motor lug connection is at the actuating lever of valve, can lead to the actuating lever can't follow the rotational speed of motor, reduce the life of motor or directly damage the motor, cause unnecessary loss of property, so need adopt the reduction gear to carry out the transit connection, the reduction gear among the prior art is lubricated between the long-time back gear and can lead to equipment excessive wear inadequately, and inconvenient dismantlement joining lubricating oil, lead to life to reduce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduction gear for marine valve drive to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the gear box comprises a shell, wherein a first chain wheel and a speed reducing disc are horizontally sleeved and arranged at the centers of two sides in the shell through a first rotating shaft and a second rotating shaft respectively, a gear groove is formed in one side of the speed reducing disc, a plurality of gear teeth are uniformly arranged on the circumferential surface in the gear groove in a horizontally movable and inserted manner, three shaft levers are symmetrically and integrally arranged in the gear groove, first gears are sleeved and arranged on the three shaft levers respectively, a second gear is sleeved and arranged at one side of the first rotating shaft in the inserted gear groove, the two sides of each first gear are respectively in contact with the gear teeth on one side of the second gear and the gear teeth in the gear groove, a collecting groove is formed in the lower end of the shell, a circular groove is formed in the lower end of the collecting groove, a baffle is vertically arranged on one side in the circular groove, a movable rod is horizontally inserted and arranged at the center of the baffle, and a push plate and a piston are respectively integrally arranged on the two sides of the movable rod inserted baffle, cup joint between the push pedal of movable rod and the baffle and be equipped with the spring, and the round slot internal piston one side upper end has been seted up the funnel hole and has been link up with the collecting vat and link to each other, the pipe socket has been seted up to the relative one side of round slot internal baffle, and the pipe socket interpolation is equipped with liquid pipe, and liquid pipe one end runs through the vertical scarf joint in shell inner center upper end and is equipped with the dropping liquid shower nozzle.

Preferably, the outer periphery of the speed reducing disc is provided with a leakage groove, the liquid dropping nozzle is positioned right above the leakage groove, and the lower end of the leakage groove uniformly penetrates through the gear groove to form a plurality of leakage holes.

Preferably, a chain wheel groove is formed right below the first chain wheel in the shell, a second chain wheel is horizontally sleeved in the chain wheel groove through a central shaft, and the first chain wheel is connected with the second chain wheel through a chain.

Preferably, a blocking cover is integrally arranged at the upper end of the chain wheel groove at one side of the first chain wheel in the shell, and one side of the first rotating shaft penetrates through one side of the blocking cover.

Preferably, one side of the central shaft penetrates through and is inserted into the circular groove, a cam is sleeved on one side of the central shaft inserted into the circular groove, and one side of the cam is in contact with one side of the push plate.

Preferably, an one-way plate is vertically arranged on one side of the circular groove inner pipe groove in an integrated mode, a round hole is formed in the center of the one-way plate, a sealing plate is movably arranged at the upper end of one side of the round hole of the one-way plate through a pin shaft, and a torsion spring is arranged at the joint of the sealing plate and the pin shaft in a sleeved mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is sealed through a shell, lubricating oil is injected into the device, and then a cam is driven by a chain wheel to control a piston to control the lubricating oil falling into a collecting tank to be sent into a liquid dropping nozzle through a liquid pipe so as to lubricate an inner gear of a speed reduction disc;

2. through the one-way propelling movement of lubricating oil to the liquid pipe of one-way board and closing plate, ensure that the interior lubricating oil of liquid pipe does not fall back to the circular slot, make user state's reduction gear, remain the self-lubricating state throughout, easy operation, convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the circular groove structure of the present invention;

FIG. 3 is a schematic view of the gear groove connection of the present invention;

fig. 4 is a schematic perspective view of the piston connection structure of the present invention.

In the figure: the automatic feeding device comprises a shell 1, a first rotating shaft 2, a second rotating shaft 3, a first chain wheel 4, a speed reduction disc 5, a first gear 6, a second gear 7, a movable rod 8, a push plate 9, a piston 10, a spring 11, a liquid pipe 12, a liquid dropping nozzle 13, a leakage hole 14, a central shaft 15, a second chain wheel 16, a blocking cover 17, a cam 18, a one-way plate 19, a sealing plate 20 and a torsion spring 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a speed reducer for a marine valve driving apparatus: comprises a shell 1, a first chain wheel 4 and a reduction gear 5 are horizontally sleeved and arranged at the centers of two sides in the shell 1 through a first rotating shaft 2 and a second rotating shaft 3 respectively, a gear groove is formed in one side of the reduction gear 5, one side of the first rotating shaft 2 is horizontally and movably inserted and arranged at the center of the gear groove, a plurality of gear teeth are uniformly arranged on the inner circumferential surface of the gear groove, three shaft rods are symmetrically and integrally arranged in the gear groove, a first gear 6 is sleeved and arranged on each shaft rod, a second gear 7 is sleeved and arranged at one side of the first rotating shaft 2 inserted and arranged in the gear groove, the gear teeth at two sides of the three first gears 6 are respectively contacted with the gear teeth at one side of the second gear 7 and the gear teeth of the gear groove, the three first gears 6 are consistent in size, the gear teeth of the first gear 6 and the second gear 7 are consistent in size with the gear teeth of the gear groove, a collecting groove is formed at the lower end in the shell 1, a circular groove is formed at the lower end of the collecting tank, a baffle is vertically arranged at one side in the circular groove integrally, a movable rod 8 is horizontally inserted in the center of the baffle, a push plate 9 and a piston 10 are respectively and integrally arranged at two sides of the inserted baffle of the movable rod 8, a spring 11 is sleeved between the push plate 9 of the movable rod 8 and the baffle, a funnel hole is formed at the upper end of one side of the piston 10 in the circular groove and is communicated with the collecting tank, the length and the width of the piston 10 are larger than the diameter of the funnel hole, a chain wheel groove is formed right below a first chain wheel 4 in the shell 1, a second chain wheel 16 is horizontally sleeved in the chain wheel groove through a central shaft 15, the first chain wheel 4 is connected with the second chain wheel 16 through a chain, a blocking cover 17 is integrally arranged at the upper end of the chain wheel groove at one side of the first chain wheel 4 in the shell 1, one side of the first rotating shaft 2 is arranged by penetrating through the blocking cover 17, one side of the central shaft 15 is inserted in the circular groove, one side cup joints and is equipped with cam 18 in the 15 grafting circular slots of center pin, and cam 18 one side contacts with push pedal 9 one side, the integrative vertical one-way plate 19 that is equipped with in circular slot inner tube groove one side, and the round hole has been seted up at one-way plate 19 center, and round hole one side upper end of one-way plate 19 is equipped with closing plate 20 through the round pin axle activity, and closing plate 20 cup joints with round pin hub connection department and is equipped with torque spring 21, the pipe box has been seted up to the relative one side of baffle in the circular slot, and the pipe box interpolation is equipped with liquid pipe 12, and the vertical scarf joint in the central upper end of shell 1 is run through to liquid pipe 12 one end is equipped with dropping liquid shower nozzle 13, the small opening has been seted up to the outer periphery of speed reduction dish 5, and dropping liquid shower nozzle 13 is located directly over the small opening, and the small opening lower extreme evenly runs through the gear groove and is equipped with a plurality of small openings 14, and small opening 14 evenly locates between two liang of teeth in the gear groove.

The working principle is as follows: when in use, the first rotating shaft 2 is connected with a motor in the prior art, and then the central shaft 15 of the second chain wheel 16 is driven to rotate together with the cam, the push plate 9 is impacted discontinuously, then under the action of the spring 11, the piston 10 is driven to reciprocate along the baffle plate, the lubricating oil falling into the circular groove in the collecting groove is pushed to one side between the one-way plate 19 and the pipe groove, then under the action of the torsion spring 21, the sealing plate 20 is opened when the lubricating oil passes through the round hole, then the piston 10 is pulled back to fall back to seal the round hole, the lubricating oil is sent to the liquid dropping nozzle 13 at the upper end through the liquid pipe 12 and drops into the leakage groove, then enters the gear groove through the leakage hole 14 to lubricate the gear, and if not falling, the gear slides into the collecting groove through the leakage groove, so form a circulation, carry out the self-lubricating of reduction gear, need not to dismantle the operation, convenient to use, long service life, and the cost is lower.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A reducer for a marine valve drive, comprising a housing (1), characterized in that: a first chain wheel (4) and a reduction gear (5) are horizontally sleeved and connected at the centers of two sides in the shell (1) through a first rotating shaft (2) and a second rotating shaft (3) respectively, a gear groove is formed in one side of the reduction gear (5), one side of the first rotating shaft (2) is horizontally and movably inserted and connected in the center of the gear groove, a plurality of gear teeth are uniformly arranged on the inner circumferential surface of the gear groove, three shaft levers are symmetrically and integrally arranged in the gear groove, a first gear (6) is sleeved and connected on the three shaft levers respectively, a second gear (7) is sleeved and connected on one side of the first rotating shaft (2) in the gear groove, the gear teeth on two sides of the three first gears (6) are respectively in contact with the gear teeth on one side of the second gear (7) and the gear teeth of the gear groove, a collecting groove is formed at the lower end in the shell (1), a circular groove is formed at the lower end of the collecting groove, and a baffle is vertically formed at one side of the circular groove integrally, baffle center level is pegged graft and is equipped with movable rod (8), and movable rod (8) grafting baffle both sides are integrative push pedal (9) and piston (10) respectively, cup joints between push pedal (9) of movable rod (8) and the baffle and is equipped with spring (11), and round groove internal piston (10) one side upper end has seted up the funnel hole and has link up with the collecting vat and link to each other, the pipe socket has been seted up to the relative one side of round groove internal baffle, and the pipe socket interpolation is equipped with liquid pipe (12), and the vertical scarf joint in central upper end is equipped with dropping liquid shower nozzle (13) in shell (1) is run through to liquid pipe (12) one end.

2. A decelerator for a marine valve driving apparatus according to claim 1, wherein: the small opening has been seted up to speed reduction dish (5) outer periphery, and dropping liquid shower nozzle (13) are located directly over the small opening, and the small opening lower extreme evenly runs through the gear groove and is equipped with a plurality of small openings (14).

3. A decelerator for a marine valve driving apparatus according to claim 1, wherein: a chain wheel groove is formed in the shell (1) right below the first chain wheel (4), a second chain wheel (16) is horizontally sleeved in the chain wheel groove through a central shaft (15), and the first chain wheel (4) is connected with the second chain wheel (16) through a chain.

4. A decelerator for a marine valve actuator according to claim 3 wherein: a blocking cover (17) is integrally arranged at the upper end of a chain wheel groove at one side of a first chain wheel (4) in the shell (1), and one side of the first rotating shaft (2) penetrates through one side of the blocking cover (17).

5. A decelerator for a marine valve actuator according to claim 3 wherein: one side of the central shaft (15) penetrates through and is inserted into the circular groove, a cam (18) is sleeved on one side of the central shaft (15) inserted into the circular groove, and one side of the cam (18) is in contact with one side of the push plate (9).

6. A decelerator for a marine valve driving apparatus according to claim 1, wherein: the circular groove inner pipe groove one side is integrally and vertically provided with an one-way plate (19), a round hole is formed in the center of the one-way plate (19), a sealing plate (20) is movably arranged at the upper end of one side of the round hole of the one-way plate (19) through a pin shaft, and a torsion spring (21) is sleeved at the joint of the sealing plate (20) and the pin shaft.