CN220646828U

CN220646828U - Rotary gate valve

Info

Publication number: CN220646828U
Application number: CN202322227077.XU
Authority: CN
Inventors: 浑东超; 司伟京
Original assignee: Henan Chaoyuan Valve Manufacturing Co ltd
Current assignee: Henan Chaoyuan Valve Manufacturing Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-03-22
Anticipated expiration: 2033-08-18

Abstract

The utility model discloses a rotary gate valve, and relates to the technical field of valves. The rotary gate valve comprises a pipeline, the sleeve pipe has been cup jointed to the surface screw thread of pipeline, sheathed tube surface fixedly connected with protective housing, the inner wall fixedly connected with motor of protective housing, the output fixedly connected with dwang of motor, sheathed tube inside is provided with speed increasing device, and the inside of protective housing is provided with rotating device, rotating device includes first conical gear, and first conical gear is fixed to cup joint at the surface of dwang, and first conical gear's surface meshing is connected with second conical gear, and the lower extreme of second conical gear has fixedly cup jointed the spliced pole, and the lower extreme fixedly connected with connecting block of spliced pole, the ring has been cup jointed to the surface mounting of connecting block, and the annular ring that is annular array equidistance was arranged has been seted up to the surface of ring for the gate valve can quick switch, has improved transmission efficiency.

Description

Rotary gate valve

Technical Field

The utility model relates to the technical field of valves, in particular to a rotary gate valve.

Background

The gate valve is a gate plate of an opening and closing member, the moving direction of the gate plate is perpendicular to the direction of fluid, the gate valve can only be fully opened and fully closed, and the gate valve has a great deal of demands in the market due to the characteristics of small flow resistance, labor saving in opening and closing, large height, easiness in installation, wide application range and the like.

The existing gate valve is mainly of a lifting rod or a rotating lifting rod type structure, in general, the existing gate valve is converted into lifting motion of a gate plate and a valve rod through rotary motion, so that in terms of operation, the traditional gate valve has the defects of more rotating operation turns and lower transmission efficiency, when water quality is problematic, the transmission efficiency of the existing gate valve is slower, the existing gate valve cannot be closed quickly in time, the water quality pollution range is enlarged, environmental pollution is caused, and the requirements of quick opening and closing cannot be met in actual use, so that the rotary gate valve capable of being closed quickly is needed.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a rotary gate valve which can solve the problem that the existing gate valve is slow to open and close.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rotary gate valve, includes the pipeline, the sleeve pipe has been cup jointed to the surface screw thread of pipeline, sheathed tube surface fixedly connected with protective housing, the inner wall fixedly connected with motor of protective housing, the output fixedly connected with dwang of motor, sheathed tube inside is provided with speed increasing unit, and the inside of protective housing is provided with rotating device.

Preferably, the rotating device comprises a first conical gear, the first conical gear is fixedly sleeved on the outer surface of the rotating rod, a second conical gear is connected to the outer surface of the first conical gear in a meshed mode, a rotating column is fixedly sleeved at the lower end of the second conical gear, a connecting block is fixedly connected to the lower end of the rotating column, a circular ring is fixedly sleeved on the outer surface of the connecting block, and annular holes which are arrayed in an equidistant mode are formed in the outer surface of the circular ring.

Preferably, the lower end of the rotating column rotates and extends to the inside of the sleeve, and the connecting block is conical.

Preferably, the speed increasing device comprises a fixed block, the fixed block is fixedly connected to the inner wall of the sleeve, the inner wall of the fixed block is rotationally connected with a transmission rod, the left end of the transmission rod is fixedly sleeved with a rotating block, the left surface of the rotating block is fixedly connected with a fixed ring, the left surface of the fixed ring is rotationally connected with cylinders which are arrayed in an annular array at equal intervals, and the diameter of the ring is larger than that of the fixed ring.

Preferably, the rotating block is in rotating contact with the fixed block.

Preferably, the cylinder is in rotational contact with the inner wall of the annular ring.

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

(1) When the rotary displacement of the annular hole drives the corresponding cylinder to rotate, the rotary displacement of the cylinder drives the fixed ring to rotate, the rotary displacement of the fixed ring drives the rotary block to rotate, the rotary displacement of the rotary block is combined with the vacancy of the fixed block to be sealed, and the rotary valve drives the rotation of the small-diameter fixed ring to rotate at a speed increased through the large diameter of the annular ring, so that the valve meets the requirements of quick opening and closing, and the traditional lifting operation mode is converted into the rotary operation mode, so that the gate valve can be quickly opened and closed, the transmission efficiency is improved, the large-scale water pollution caused by slow closing of the gate valve is avoided, and the water resource is protected.

(2) When the rotary gate valve is used, the rotation of the output end of the motor drives the rotating rod to rotate, the rotation of the rotating rod drives the first bevel gear to rotate, the rotation of the first bevel gear drives the second bevel gear to rotate, the rotation of the second bevel gear drives the rotating column to rotate, the rotation of the rotating column drives the connecting block to rotate, the rotation of the connecting block drives the circular ring to rotate, the rotation of the circular ring drives the annular ring to rotate and displace, the rotation displacement of the annular ring drives the corresponding cylinder to rotate and displace, the cylinder drives the cylinder to rotate and displace through the annular ring, the cylinder rotates and moves to the fixed ring, and the situation that the annular ring is blocked due to accumulation of long-time used impurities is avoided when the annular ring moves in contact with the cylinder, so that the stable operation of the rotary gate valve is ensured, and the practicability is improved.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic view of a rotary gate valve according to the present utility model;

FIG. 2 is a schematic view of the inside of a rotary gate valve protective housing according to the present utility model;

FIG. 3 is a schematic view of a rotary gate valve turning column according to the present utility model;

FIG. 4 is a schematic view of a rotary gate valve turning block according to the present utility model;

fig. 5 is a schematic plan view of a rotary gate valve according to the present utility model.

Reference numerals: 1. a pipe; 2. a sleeve; 3. a protective shell; 4. a motor; 5. a rotating lever; 6. a first bevel gear; 7. a second bevel gear; 8. rotating the column; 9. a connecting block; 10. a circular ring; 11. an annular hole; 12. a fixed block; 13. a transmission rod; 14. a rotating block; 15. a fixing ring; 16. a cylinder.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a rotary gate valve, includes pipeline 1, and pipeline 1's surface screw thread has cup jointed sleeve pipe 2, and sleeve pipe 2's surface fixedly connected with protective housing 3, protective housing 3's inner wall fixedly connected with motor 4, motor 4's output fixedly connected with dwang 5, sleeve pipe 2's inside is provided with speed increasing unit, and protective housing 3's inside is provided with rotating device.

Further, the rotating device comprises a first conical gear 6, the first conical gear 6 is fixedly sleeved on the outer surface of the rotating rod 5, a second conical gear 7 is connected to the outer surface of the first conical gear 6 in a meshed mode, a rotating column 8 is fixedly sleeved at the lower end of the second conical gear 7, the lower end of the rotating column 8 rotates and extends to the inside of the sleeve 2, a connecting block 9 is fixedly connected to the lower end of the rotating column 8, the connecting block 9 is conical, a circular ring 10 is fixedly sleeved on the outer surface of the connecting block 9, and annular holes 11 which are arrayed in an annular array equidistance are formed in the outer surface of the circular ring 10.

Further, the speed increasing device comprises a fixed block 12, the fixed block 12 is fixedly connected to the inner wall of the sleeve 2, a transmission rod 13 is rotatably connected to the inner wall of the fixed block 12, a rotating block 14 is fixedly sleeved at the left end of the transmission rod 13, the rotating block 14 is in rotary contact with the fixed block 12, a fixed ring 15 is fixedly connected to the left surface of the rotating block 14, cylinders 16 which are arrayed in an annular array at equal intervals are rotatably connected to the left surface of the fixed ring 15, the diameter of the circular ring 10 is larger than that of the fixed ring 15, and the cylinders 16 are in rotary contact with the inner wall of the annular hole 11.

Further, when the device is used, an external power supply is connected, the motor 4 is started, the rotation of the output end of the motor 4 drives the rotating rod 5 to rotate, the rotation of the rotating rod 5 drives the first conical gear 6 to rotate, the rotation of the first conical gear 6 drives the second conical gear 7 to rotate, the rotation of the second conical gear 7 drives the rotating column 8 to rotate, the rotation of the rotating column 8 drives the connecting block 9 to rotate, the rotation of the connecting block 9 drives the circular ring 10 to rotate, the rotation of the circular ring 10 drives the annular ring 11 to rotate and displace, the rotation of the annular ring 11 drives the corresponding cylinder 16 to rotate and displace, the rotation of the cylinder 16 rotates and moves the fixed ring 15, the long-time use impurity accumulation caused by the blocking condition is avoided when the annular ring 11 and the cylinder 16 are in contact and move, the stable operation of the device is ensured, and the practicability is improved.

Further, when the device is used, when the rotary displacement of the annular hole 11 drives the corresponding cylinder 16 to carry out rotary displacement, the rotary displacement of the cylinder 16 drives the fixed ring 15 to carry out rotary displacement, the rotary displacement of the fixed ring 15 drives the rotary block 14 to carry out rotary displacement, the rotary displacement of the rotary block 14 is combined with the vacancy of the fixed block 12 to be closed, and the rotary motion of the small-diameter fixed ring 15 is driven by the large diameter of the annular ring 10 to carry out speed-increasing rotation, so that the valve meets the requirements of quick opening and closing, and the traditional lifting operation mode is converted into a rotary operation mode, so that the gate valve can be quickly opened and closed, the transmission efficiency is improved, and the large-range water pollution caused by slow closing of the gate valve is avoided when the water quality is polluted, and the water resource is protected.

Working principle: when the device is used, an external power supply is connected, the motor 4 is started, the rotation of the output end of the motor 4 drives the rotating rod 5 to rotate, the rotation of the rotating rod 5 drives the first bevel gear 6 to rotate, the rotation of the first bevel gear 6 drives the second bevel gear 7 to rotate, the rotation of the second bevel gear 7 drives the rotating column 8 to rotate, the rotation of the rotating column 8 drives the connecting block 9 to rotate, the rotation of the connecting block 9 drives the circular ring 10 to rotate, the rotation of the circular ring 10 drives the annular ring 11 to rotate and displace, the rotation and displacement of the annular ring 11 drives the corresponding cylinder 16 to rotate and displace, the rotation and displacement of the cylinder 16 drives the fixed ring 15 to rotate and displace, the rotation and displacement of the fixed ring 15 drives the rotating block 14 to rotate and displace, and the rotation and displacement of the rotating block 14 is combined with the vacancy of the fixed block 12 to seal.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. Rotary gate valve, comprising a pipe (1), characterized in that: the outer surface thread of the pipeline (1) is sleeved with a sleeve (2), the outer surface of the sleeve (2) is fixedly connected with a protective shell (3), the inner wall of the protective shell (3) is fixedly connected with a motor (4), the output end of the motor (4) is fixedly connected with a rotating rod (5), a speed increasing device is arranged inside the sleeve (2), and a rotating device is arranged inside the protective shell (3);

the speed increasing device comprises a fixed block (12), the fixed block (12) is fixedly connected to the inner wall of the sleeve (2), a transmission rod (13) is rotatably connected to the inner wall of the fixed block (12), a rotating block (14) is fixedly sleeved at the left end of the transmission rod (13), a fixed ring (15) is fixedly connected to the left surface of the rotating block (14), cylinders (16) which are arrayed in an annular array at equal intervals are rotatably connected to the left surface of the fixed ring (15), and the diameter of the circular ring (10) is larger than that of the fixed ring (15).

2. A rotary gate valve according to claim 1, characterized in that: the rotating device comprises a first conical gear (6), the first conical gear (6) is fixedly sleeved on the outer surface of a rotating rod (5), a second conical gear (7) is connected to the outer surface of the first conical gear (6) in a meshed mode, a rotating column (8) is fixedly sleeved at the lower end of the second conical gear (7), a connecting block (9) is fixedly connected to the lower end of the rotating column (8), a circular ring (10) is fixedly sleeved on the outer surface of the connecting block (9), and annular holes (11) which are arrayed in an equidistant mode are formed in the outer surface of the circular ring (10).

3. A rotary gate valve according to claim 2, characterized in that: the lower end of the rotating column (8) rotates and extends to the inside of the sleeve (2), and the connecting block (9) is conical.

4. A rotary gate valve according to claim 1, characterized in that: the rotating block (14) is in rotating contact with the fixed block (12).

5. A rotary gate valve according to claim 1, characterized in that: the cylinder (16) is in rotary contact with the inner wall of the annular ring (11).