CN112066078B

CN112066078B - Valve driving device of planetary gear mechanism

Info

Publication number: CN112066078B
Application number: CN202010949346.1A
Authority: CN
Inventors: 徐晓莉
Original assignee: Hubei Ruishengfeng Technology Co ltd
Current assignee: Hubei Ruishengfeng Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2022-05-31
Anticipated expiration: 2040-09-10
Also published as: CN112066078A

Abstract

The invention provides a valve driving device of a planetary gear mechanism, which relates to the technical field of valves.A rotating shaft is longitudinally and rotatably arranged in the middle of a rotating mechanism, the middle of the rotating shaft is fixedly connected with a worm, the worm is positioned in a cover body of a driving top seat and is meshed with a worm wheel in the driving top seat, the front end of the rotating shaft is fixedly provided with a hand wheel, the worm can drive the worm wheel to rotate by rotating the hand wheel, and the mechanism has self-locking and non-return functions and can only drive the worm wheel through the worm and comprises a valve main body; the valve is characterized in that a vertical driving top seat is fixedly installed in the middle of the upper end of the valve main body, a rotating mechanism is longitudinally and fixedly installed on the valve main body at the installation position of the driving top seat, and the middle of the rotating mechanism is meshed with the inside of the driving top seat. In the invention, the middle part of the rotating mechanism is longitudinally and rotatably provided with the rotating shaft, and the mechanism has self-locking and non-return functions and can only drive the worm wheel through the worm.

Description

Valve driving device of planetary gear mechanism

Technical Field

The invention relates to the technical field of valves, in particular to a planetary gear mechanism valve driving device.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The most common of which are shut-off valves that control the opening and closing of the line.

The existing valve is mostly like a valve driving device of a planetary gear mechanism in patent application No. CN201810592470.X, and comprises a valve body provided with a plurality of connecting ports, a driving shaft, a central gear, a plurality of planetary gears, a valve core connected with the planetary gears through a flange plate, and an inner gear ring. The invention has the beneficial effect that the opening and closing of a plurality of passages of the valve can be controlled simultaneously.

The existing large valve can rotate only by special force in the using process, no matter manual or electric, and the large valve has too many threads, so that the opening and closing are difficult, and the driving part of the valve is seriously abraded.

In view of the above, the present invention provides a planetary gear mechanism valve driving device, which is improved in view of the existing structure and disadvantages, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a planetary gear mechanism valve driving device to solve the problems that the conventional large valve requires a special force to rotate both manually and electrically, the large valve has a large number of threads, which makes opening and closing difficult, and the driving member of the valve is severely worn.

The purpose and the effect of the planetary gear mechanism valve driving device are achieved by the following specific technical means:

a planetary gear mechanism valve drive device includes a valve main body; a vertical driving top seat is fixedly arranged in the middle of the upper end of the valve main body, a rotating mechanism is longitudinally and fixedly arranged on the valve main body at the mounting position of the driving top seat, and the middle of the rotating mechanism is meshed with the inside of the driving top seat; the lower end of the driving top seat is rotatably provided with an annular upper conversion mechanism, and the lower end of the upper conversion mechanism is rotatably connected with a lower conversion mechanism; the middle part of the valve main body is vertically and rotatably provided with a flashboard; the lower end of the lower conversion mechanism is rotatably connected with the upper end of the flashboard in the valve main body.

Furthermore, the valve main body comprises installation seats, four installation seats which are arranged in four corners are vertically and upwards fixedly installed at the upper end of the valve main body, and the rotating mechanism is transversely installed at the upper end between the left installation seat and the right installation seat.

Further, the drive footstock includes worm wheel and integral key shaft, the top of drive footstock inner chamber is rotated and is installed the worm wheel, and the lower extreme middle part of worm wheel then vertical fixation installs the integral key shaft, and the middle part of its integral key shaft passes the middle part of going up the conversion mechanism.

Furthermore, rotary mechanism includes rotation axis, hand wheel and worm, rotary mechanism's middle part is vertical to be rotated and is installed the rotation axis, and the middle part fixedly connected with worm of its rotation axis, its worm are in the cover body of drive footstock to mesh mutually with the worm wheel in the drive footstock, then the fixed mounting of front end of rotation axis has the hand wheel.

Further, the flashboard includes the axle sleeve, the middle part pivot of flashboard upwards passes valve main part and fixedly connected with axle sleeve, and the upper end of its axle sleeve is the notch structure, and has seted up the tooth's socket on the inside groove rampart of axle sleeve.

Further, lower conversion mechanism includes planetary gear A, sun gear A and ring gear, the three even planetary gear A in annular installation on the bottom plane of lower conversion mechanism, its planetary gear A's outer end meshes with the tooth's socket on the axle sleeve inside groove rampart just, and the vertical fixed mounting in middle part of lower conversion mechanism has sun gear A, and the top plane of conversion mechanism and the lower extreme middle part looks joint of going up conversion mechanism under its sun gear A's the upper end salient, the upper end fixed mounting of lower conversion mechanism has annular ring gear, has seted up the tooth's socket on the interior rampart of its ring gear.

Further, go up conversion mechanism and include planetary gear B, rotate on the bottom plane of going up conversion mechanism and install three planetary gear B that are the annular array, and planetary gear B's outer end meshes with the ring gear inner wall of below mutually, go up conversion mechanism's middle part and seted up the keyway that suits with the spline axle.

Compared with the prior art, the invention has the following beneficial effects:

because the middle part of the rotating mechanism is longitudinally and rotatably provided with the rotating shaft, the middle part of the rotating shaft is fixedly connected with the worm, the worm is positioned in the cover body of the driving top seat and is meshed with the worm wheel in the driving top seat, the front end of the rotating shaft is fixedly provided with the hand wheel, the worm can drive the worm wheel to rotate by rotating the hand wheel, and the mechanism has self-locking and non-return functions and can only drive the worm wheel through the worm.

Because the bottom plane of going up conversion mechanism is gone up and is rotated and install three planetary gear B that is the annular array, and planetary gear B's outer end meshes with the ring gear inner wall of below mutually, goes up conversion mechanism's middle part and offers the keyway that suits with the spline axle, and conversion mechanism cooperatees down with conversion mechanism on the accessible, strengthens power conversion ability, avoids planetary gear A and planetary gear B atress too big.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a front right upper axial view of the present invention.

Fig. 2 is a schematic diagram of the right front lower axial view structure of the invention.

Fig. 3 is a right-view structural diagram of the present invention.

Fig. 4 is a schematic perspective view of the lower switching mechanism and the valve main body of the present invention in a separated state.

Fig. 5 is a schematic structural view of the lower conversion mechanism and the valve main body in a separated state according to the present invention.

Fig. 6 is a schematic view of the lower conversion mechanism and the driving top base of the present invention in a partially separated state.

Fig. 7 is a schematic view of the structure of the lower conversion mechanism and the driving top seat of the present invention in a state of being partially separated from each other in an axial view.

Fig. 8 is a schematic diagram of an enlarged portion a of fig. 7 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a valve body; 101. a mounting seat; 2. driving the top seat; 201. a worm gear; 202. a spline shaft; 3. a rotation mechanism; 301. a rotating shaft; 302. a hand wheel; 303. a worm; 4. a shutter plate; 401. a shaft sleeve; 5. a lower conversion mechanism; 501. a planetary gear A; 502. a sun gear A; 503. a ring gear; 6. an upper conversion mechanism; 601. and a planetary gear B.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a planetary gear mechanism valve driving device, which comprises a valve main body 1; a vertical driving top seat 2 is fixedly arranged in the middle of the upper end of the valve main body 1, a rotating mechanism 3 is longitudinally and fixedly arranged on the valve main body 1 at the installation position of the driving top seat 2, and the middle part of the rotating mechanism 3 is meshed with the inside of the driving top seat 2; the lower end of the driving top seat 2 is rotatably provided with an annular upper conversion mechanism 6, and the lower end of the upper conversion mechanism 6 is rotatably connected with the lower conversion mechanism 5; the lower conversion mechanism 5 comprises a planetary gear A501, a sun gear A502 and a gear ring 503, three planetary gears A501 with uniform intervals are annularly arranged on the bottom plane of the lower conversion mechanism 5, the outer ends of the planetary gears A501 are just meshed with a gear groove on the annular wall of an inner groove of the shaft sleeve 401, the sun gear A502 is vertically and fixedly arranged in the middle of the lower conversion mechanism 5, the upper end of the sun gear A502 protrudes out of the top plane of the lower conversion mechanism 5 and is clamped with the middle part of the lower end of the upper conversion mechanism 6, an annular gear ring 503 is fixedly arranged at the upper end of the lower conversion mechanism 5, and the inner annular wall of the gear ring 503 is provided with the gear groove; the middle part of the valve main body 1 is vertically and rotatably provided with a flashboard 4; the lower end of the lower conversion mechanism 5 is rotatably connected with the upper end of the flashboard 4 in the valve main body 1.

The valve body 1 comprises mounting seats 101, four mounting seats 101 arranged at four corners are vertically and upwards fixedly mounted at the upper end of the valve body 1, and the rotating mechanism 3 is transversely mounted at the upper end between the left mounting seat 101 and the right mounting seat 101 to provide enough driving conversion space.

Wherein, drive footstock 2 includes worm wheel 201 and integral key shaft 202, the top of 2 inner chambers of drive footstock rotates installs worm wheel 201, and the lower extreme middle part of worm wheel 201 then perpendicular fixed mounting has integral key shaft 202, the middle part of its integral key shaft 202 passes the middle part of last conversion mechanism 6, the rotation of accessible worm wheel 201 makes integral key shaft 202 rotate, thereby make the last conversion mechanism 6 on the integral key shaft 202 rotate, and further drive the lower conversion mechanism 5 of below and rotate, finally reach and make flashboard 4 pivoted purpose.

The rotating mechanism 3 comprises a rotating shaft 301, a hand wheel 302 and a worm 303, the rotating shaft 301 is longitudinally and rotatably mounted in the middle of the rotating mechanism 3, the worm 303 is fixedly connected to the middle of the rotating shaft 301, the worm 303 is located in a cover body of the driving top seat 2 and meshed with a worm wheel 201 in the driving top seat 2, the hand wheel 302 is fixedly mounted at the front end of the rotating shaft 301, the worm 303 can drive the worm wheel 201 to rotate through rotation of the hand wheel 302, the mechanism has self-locking and non-return functions, and the worm wheel 201 can only be driven through the worm 303.

Wherein, flashboard 4 includes axle sleeve 401, and the middle part pivot of flashboard 4 upwards passes valve main part 1 and fixedly connected with axle sleeve 401, and the upper end of its axle sleeve 401 is the notch structure, and has seted up the tooth's socket on the interior groove rampart of axle sleeve 401, can make flashboard 4 rotate with lower changeover mechanism 5 and be connected.

Wherein, go up conversion mechanism 6 and include planetary gear B601, rotate on the bottom plane of going up conversion mechanism 6 and install three planetary gear B601 that are the annular array, and planetary gear B601's outer end meshes with the ring gear 503 inner wall of below mutually, and the keyway that suits with integral key shaft 202 is seted up at the middle part of going up conversion mechanism 6, and conversion mechanism 6 cooperatees with lower conversion mechanism 5 on the accessible, strengthens power conversion ability, avoids planetary gear A501 and planetary gear B601 atress too big.

The specific use mode and function of the embodiment are as follows:

in the using process, a rotating shaft 301 is longitudinally and rotatably installed through the middle part of the rotating mechanism 3, a worm 303 is fixedly connected to the middle part of the rotating shaft 301, the worm 303 is located in the cover body of the driving top seat 2 and is meshed with a worm wheel 201 in the driving top seat 2, a hand wheel 302 is fixedly installed at the front end of the rotating shaft 301, the worm 303 can drive the worm wheel 201 to rotate through the rotation of the hand wheel 302, the mechanism has self-locking and non-return functions, the worm wheel 201 can only be driven through the worm 303, the worm wheel 201 is rotatably installed at the top part of the inner cavity of the driving top seat 2, a spline shaft 202 is vertically and fixedly installed at the middle part of the lower end of the worm wheel 201, the middle part of the spline shaft 202 penetrates through the middle part of the upper converting mechanism 6, the spline shaft 202 can be rotated through the rotation of the worm wheel 201, so that the upper converting mechanism 6 on the spline shaft 202 is rotated, and the lower converting mechanism 5 below is further driven to rotate, finally, the purpose of rotating the flashboard 4 is achieved, three planetary gears B601 in an annular array are rotatably installed on the bottom plane of the upper conversion mechanism 6, the outer ends of the planetary gears B601 are meshed with the inner wall of the gear ring 503 below, the middle part of the upper conversion mechanism 6 is provided with a key groove matched with the spline shaft 202, the upper conversion mechanism 6 is matched with the lower conversion mechanism 5 to enhance the power conversion capability and prevent the planetary gears A501 and the planetary gears B601 from being stressed too much, finally, the bottom plane of the lower conversion mechanism 5 is annularly installed with three planetary gears A501 with uniform intervals, the outer ends of the planetary gears A501 are just meshed with a tooth groove on the annular wall of an inner groove of the shaft sleeve 401, the middle part of the lower conversion mechanism 5 is vertically and fixedly installed with a sun gear A502, the top plane of the sun gear A502 protruding out of the lower conversion mechanism 5 is clamped with the middle part of the lower end of the upper conversion mechanism 6, the upper end of the lower conversion mechanism 5 is fixedly provided with an annular gear ring 503, the inner annular wall of the gear ring 503 is provided with a tooth socket, when the spline shaft 202 rotates, the sun gear A502 on the lower conversion mechanism 5 can be driven to rotate, so that the planetary gear A501 is driven to rotate, the transmission ratio is increased, and the rotating power is reduced.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A planetary gear mechanism valve drive device characterized in that: comprises a valve body (1); a vertical driving top seat (2) is fixedly installed in the middle of the upper end of the valve main body (1), a rotating mechanism (3) is longitudinally and fixedly installed on the valve main body (1) at the installation position of the driving top seat (2), and the middle of the rotating mechanism (3) is meshed with the inside of the driving top seat (2); the valve body (1) comprises mounting seats (101), four mounting seats (101) arranged in four corners are vertically and upwards fixedly mounted at the upper end of the valve body (1), and the rotating mechanism (3) is transversely mounted at the upper end between the left mounting seat and the right mounting seat (101); the lower end of the driving top seat (2) is rotatably provided with an annular upper conversion mechanism (6), and the lower end of the upper conversion mechanism (6) is rotatably connected with the lower conversion mechanism (5); the middle part of the valve main body (1) is vertically and rotatably provided with a flashboard (4); the lower end of the lower conversion mechanism (5) is rotatably connected with the upper end of a flashboard (4) in the valve main body (1);

the top driving seat (2) comprises a worm wheel (201) and a spline shaft (202), the worm wheel (201) is rotatably installed at the top of the inner cavity of the top driving seat (2), the spline shaft (202) is vertically and fixedly installed in the middle of the lower end of the worm wheel (201), and the middle of the spline shaft (202) penetrates through the middle of the upper conversion mechanism (6);

the rotating mechanism (3) comprises a rotating shaft (301), a hand wheel (302) and a worm (303), the rotating shaft (301) is longitudinally installed in the middle of the rotating mechanism (3) in a rotating mode, the worm (303) is fixedly connected to the middle of the rotating shaft (301), the worm (303) is located in a cover body of the driving top seat (2) and meshed with a worm wheel (201) in the driving top seat (2), and the hand wheel (302) is fixedly installed at the front end of the rotating shaft (301).

2. The planetary gear mechanism valve actuator as claimed in claim 1, wherein: the gate plate (4) comprises a shaft sleeve (401), a middle rotating shaft of the gate plate (4) upwards penetrates through the valve main body (1) and the shaft sleeve (401) fixedly connected with, the upper end of the shaft sleeve (401) is of a notch structure, and a tooth groove is formed in the inner groove annular wall of the shaft sleeve (401).

3. The planetary gear mechanism valve drive apparatus as claimed in claim 2, wherein: the lower conversion mechanism (5) comprises a planetary gear A (501), a sun gear A (502) and a gear ring (503), three planetary gears A (501) which are evenly spaced are annularly arranged on the bottom plane of the lower conversion mechanism (5), and the outer ends of the planetary gears A (501) are just meshed with tooth grooves in the annular wall of an inner groove of the shaft sleeve (401).

4. A planetary gear mechanism valve actuator as claimed in claim 3, wherein: the middle part of the lower conversion mechanism (5) is vertically and fixedly provided with a sun wheel A (502), and the upper end of the sun wheel A (502) protrudes out of the top plane of the lower conversion mechanism (5) and is clamped with the middle part of the lower end of the upper conversion mechanism (6).

5. The planetary gear mechanism valve drive apparatus as claimed in claim 4, wherein: the upper end of the lower conversion mechanism (5) is fixedly provided with an annular gear ring (503), and the inner ring wall of the gear ring (503) is provided with a tooth socket.

6. The planetary gear mechanism valve actuator as claimed in claim 5, wherein: go up conversion mechanism (6) including planetary gear B (601), rotate on the bottom plane of going up conversion mechanism (6) and install three planetary gear B (601) that are the annular array, and the outer end of planetary gear B (601) meshes with ring gear (503) inner wall of below mutually, go up the middle part of conversion mechanism (6) and seted up the keyway that suits with integral key shaft (202).