TWM447443U - Assembly structure of butterfly valve - Google Patents

Description

Butterfly valve assembly structure

This creation department relates to a butterfly valve assembly structure, especially an integrated connection seat can improve the assembly precision, and has the convenience of assembling and reducing the weight effect.

The butterfly valve is suitable for large-size design, and the valve body is opened and closed by manual or electric drive to act as a valve for fluid or gas.

Generally, a butterfly valve that opens and closes an electric drive valve body is provided with a valve seat and a joint seat at two ends of the valve body, and the joint seat is connected to a driving member, and the valve seat is provided with the valve body. One control shaft is connected, and the other end of the control shaft is pivotally connected with the driving member, and the driving shaft is driven by the driving component to control the opening and closing of the valve body.

Please refer to the sixth to seventh figure, which is a conventional butterfly valve assembly structure. The butterfly valve is an integrally formed valve body (70) having an axial bore and a valve seat at the bottom end (71). a valve disc (72) is disposed on an inner circumference of the valve seat (71), and the valve body (70) extends from one end of the valve seat (71) to have two pillars (73), and the two pillars (73) are away from the valve. One end of the body (70) is connected with a connecting seat (74), and a control shaft (75) is disposed between the valve body (70) and the valve seat (71), and one end of the control shaft (75) protrudes from the two pillars ( 73), and the connecting seat (74) is disposed, the connecting seat (74) can be assembled by the electric driving member, and is pivotally connected to the control shaft (75), and the driving shaft is driven by the driving member (75) ), to drive the valve disc (72) rotation angle to open and close.

In the above-mentioned structure, one end of the valve body is provided with a pillar, and the connecting seat is assembled with the pillar, and the connecting seat is pivotally connected with the electric driving component to provide the function of assembling the joint.

However, the concentricity of the control shaft and the valve body is very important. If the concentricity is deviated, it will easily cause loss of the control shaft and other components after long-term use, and affect the actuation of the valve body, and the joint seat and the control shaft group The precision of the timing is not easy to control, and the valve body is large in volume, the length of the control shaft is long, and the cumulative tolerance is easy to occur, and the connection of the joint causes the overall structure to be heavy, so the structure affects the assembly precision and its practicability is not good. The overall structure does need to be improved; therefore, the creator further provides a practical and innovative butterfly valve assembly structure for the above problems.

In view of the above, the butterfly valve assembly structure disclosed in the present invention comprises: a valve body having a hole axially disposed therein; a valve seat integrally formed with the valve body and disposed on the valve body One end and communicating with the tunnel, a valve disc is disposed on the inner circumference of the valve seat; a joint seat is integrally formed with the valve body, and is disposed at the other end of the valve body on the two sides of the valve body a struts extending axially away from the valve seat, each of the struts extending radially with at least one arm; a control shaft extending through the connecting seat, the valve body bore, the valve seat, and the valve disc a driving member is fixedly coupled to the arm and pivotally connected to the control shaft, and the driving shaft drives the control shaft to rotate to drive the valve disc to rotate and open the valve body; The above components, the The connecting seat and the valve system are integrally designed, and each of the arms can be assembled by the driving member, which can improve the assembly precision and the service life between the driving member and the control shaft, and the component is simple, convenient to assemble, and can reduce the weight. The overall structure can be convenient and practical.

One of the objects of the present invention is to provide a butterfly valve assembly structure, which is integrally formed at one end of a valve body and is provided with a joint seat. The joint side of the joint seat is axially provided with a pillar, and each of the pillars is provided with a support arm in the radial direction. The arm is connected to a driving member, and the driving member is pivotally connected with a control shaft of the valve body, which can improve the assembly precision between the driving member and the control shaft, prolong the service life, and the component is simple and can be quickly assembled to achieve practical use. Sex and convenience.

The second purpose of the present invention is to provide a butterfly valve assembly structure, which is integrally designed with the valve body to reduce weight, and the driving member can be directly connected with the connection seat to facilitate the assembly.

The third purpose of the present invention is to provide a butterfly valve assembly structure, the driving member and the connecting seat arm are assembled to reduce the cumulative tolerance, and the concentricity of the two ends of the control shaft is uniform to improve the rotation benefit of the control shaft. And service life.

The fourth purpose of the present invention is to provide a butterfly valve assembly structure. The arms on the two sides of the connection seat can be integrated and connected in a frame shape, which can improve the structural strength and make the assembly of the drive member more stable.

First, please refer to the first to fourth figures. The butterfly valve assembly structure provided by the present invention mainly includes: a valve body (10), a valve seat (20), and a joint seat (30). A seat (40), and a control shaft (50).

The valve body (10) has a hole (11) in its inner central axis.

The valve seat (20) is integrally formed with the valve body (10) and is disposed at one end of the valve body (10). The valve seat (20) has a hollow circular seat shape and a shaft is arranged at the center thereof. The hole (21) is in communication with the hole (11), and a positioning hole (22) is disposed axially corresponding to the axial hole (21) at a center position of the other end of the valve seat (20), and the valve seat (20) is A valve disc (23) is provided on the inner circumference.

The connecting seat (30) is integrally formed with the valve body (10), and is disposed at one end of the valve body (10) away from the valve seat (20), and is disposed radially of the valve body (10) There are two opposite side edges (31), and a predetermined position on each of the side edges (31) is axially provided with a hole (32); each of the side edges (31) is axially away from the valve seat (20). A struts (33) are extended, and each of the struts (33) is provided with at least one arm (34) extending radially inwardly by a predetermined length. In this embodiment, each of the struts (33) is provided with two radial directions. The arm (34), the two arms (34) on each side are in the shape of a chevron inwardly, and a receiving space is formed between the side edge (31), the pillar (33), and the arm (34). (35).

A seat (40) is disposed in the receiving space (35), and is formed in a block shape and has a through hole (41) in a central axial direction, and a pair of connecting holes (42) are disposed on opposite sides of the two sides; The perforation (41) is aligned with the tunnel (11), and the coupling side edge (31) hole (32) and the assembly hole (42) are pierced by the two coupling members (43).

The control shaft (50) axially penetrates the connecting seat (30), the bearing (40) through hole (41), the valve body (10) hole (11), the valve seat (20) shaft hole (21), And the valve disc (23), and is pivotally connected to the positioning hole (22); due to the span of the valve body (10) and the valve seat (20) Large, by the assembly of the support (40), the control shaft (50) is offset so that the concentricity of both ends is uniform without skewing.

The driving member (60) is applied to various electric driving members such as a motor, and the driving member (60) and the connecting arm (34) arm (34) are assembled and fixed to each other, and the control shaft ( 50) When the two are pivotally connected, the driving shaft (50) can be driven to rotate by the driving member (60) to drive the valve disc (23) to rotate the angle to perform the function of opening and closing the valve body (10).

With the above-mentioned members, the connecting seat (30) at one end of the valve body (10) integrally extends with two pillars (33), and each of the pillars (33) respectively has two arms (34) extending radially inwardly to The driving member (60) is assembled and connected, and the connecting seat (30) and the valve body (10) are integrally designed to improve the assembly precision of the driving member (60) and the control shaft (50), and ensure the service life of the structure. And the weight can be reduced, so the overall structure is very practical and convenient.

In order to further understand the characteristics of this creation, the use of technical means and the expected results, the use of this creation is described as follows: The creation of this creation is to connect the control shaft (50) to the joint (30) , the support (40) perforation (41), the valve body (10) hole (11), the valve seat (20) shaft hole (21), and the positioning hole (22), and then the driving member (60) and the branch The arms (34) are combined with each other, that is, the assembly is completed.

The use of the present invention drives the control shaft (50) to rotate by the driving member (60) to drive the rotation angle of the valve disc (23) to provide the function of opening and closing the valve body (10).

Please refer to the fifth figure, which is a diagram of another embodiment of the present invention, wherein the connecting seat (30) is integrally formed with respect to each of the arms (34), so that the connecting seat (30) The arm (34) has a frame shape to enhance the structural strength, so that the driving member (60) The combination is more stable, in order to achieve the effect of innovation and practicality.

The joint (30) of the present invention is integrally formed at one end of the valve body (10), and is axially extended with two pillars on both sides of the side edge (31) of one end of the valve body (10). Each of the struts (33) extends radially inwardly with two arms (34) for assembling the drive member (60) and for the drive member (60) and the control shaft (50) The mutual pivoting can improve the precision of the assembly between the driving member (60) and the control shaft (50), prolong the service life of the structure, and the components are simple and can be assembled quickly, which is excellent in practicality and convenience; The connecting seat (30) and the valve body (10) are integrally designed, so that the driving member (60) can be directly connected with the connecting seat (30), and the conventional structure must be assembled first. The disadvantages of this creation are simpler and faster, and since the assembly of another joint is omitted, the cumulative tolerance can be reduced, and the concentricity of the two ends of the control shaft (50) can be improved, and the control shaft can be improved. (50) Rotating efficiency and ensuring the service life, and can reduce the structural weight, in order to achieve excellent innovation and practicality.

The arms (34) opposite to each other on the two sides of the connecting seat (30) can be integrated and connected in a frame shape, thereby improving the structural strength and making the assembly of the driving member (60) more stable. The structure is strong and stable.

In summary, the "butter valve assembly structure" disclosed in the present invention provides an integral joint (30) structure, and the joint (30) and the valve body (10) are integrally formed, and the joint is formed. (30) The two sides extend inwardly with an arm (34), by which the driving member (60) can be assembled and positioned to effectively raise the driving member (60) and the control shaft (50). The precision and the weight of the structure can be reduced, and the components are simple and quick to assemble, so that the whole industry has practical and innovative benefits, and its structure has not been seen before. All books and magazines are used publicly, and they are in line with the requirements for new patent applications. They are requested to express their patents as soon as possible.

To be clear, the above is the specific embodiment of the creation and the technical principles applied. If the changes made according to the concept of this creation, the functional role produced by it does not exceed the spirit of the manual and the drawings. At the time, it should be combined with Chen Ming within the scope of this creation.

[This creation]

(10) ‧‧‧ valve body

(11) ‧‧‧ Holes

(20)‧‧‧ Seat

(21)‧‧‧Axis hole

(22) ‧‧‧Positioning holes

(23)‧‧‧ valve disc

(30) ‧‧‧ joints

(31) ‧‧‧lateral edge

(32) ‧‧‧ holes

(33) ‧‧‧ pillar

(34) ‧ ‧ arm

(35) ‧‧‧ Included space

(40) ‧‧‧Support

(41) ‧‧‧Perforation

(42) ‧‧‧ groups of holes

(43) ‧ ‧ ‧ joints

(50) ‧‧‧Control axis

(60)‧‧‧ Drives

[知知]

(70) ‧‧‧ valve body

(71) ‧‧‧ valve seat

(72)‧‧‧ valve disc

(73) ‧‧‧ pillar

(74) ‧‧‧ joints

(75) ‧‧‧Control axis

The first figure is a perspective view of a preferred embodiment of the present invention.

The second figure is a perspective exploded view of a preferred embodiment of the present invention.

The third figure is a combined cross-sectional view of a preferred embodiment of the present invention.

The fourth figure is a schematic diagram of a combination of a preferred embodiment and a driving member.

The fifth figure is a perspective view of another embodiment of the creation.

The sixth figure is a stereoscopic appearance of the conventional one.

The seventh figure is a prior view of the prior art.

(10) ‧‧‧ valve body

(20)‧‧‧ Seat

(23)‧‧‧ valve disc

(30) ‧‧‧ joints

(31) ‧‧‧lateral edge

(34) ‧ ‧ arm

(40) ‧‧‧Support

(50) ‧‧‧Control axis

Claims (6)

A butterfly valve assembly structure comprises: a valve body having a hole axially disposed therein; a valve seat integrally formed with the valve body, and disposed at one end of the valve body and communicating with the hole a valve disc is disposed on the inner circumference of the valve seat; a connecting seat is integrally formed with the valve body, and is disposed at the other end of the valve body, and the shaft is away from the valve seat on both sides of the valve body a support is provided, and each of the pillars is radially extended with at least one arm; a control shaft is disposed through the joint seat, the valve body bore, the valve seat, and the valve disc; a driving member is coupled thereto The arms are fixedly connected to each other and pivotally connected to the control shaft, and the driving shaft is driven to rotate by the driving member to drive the valve disc rotation angle to open and close the valve body. According to the butterfly valve assembly structure of claim 1, wherein the valve seat has a hollow circular seat shape, and a shaft hole is formed in the center thereof, and a shaft hole is opposite to the center of the valve seat. The positioning hole is disposed in the axial direction of the hole, and the valve disc is disposed on the inner circumference of the valve seat. The control shaft passes through the hole and the shaft hole and is pivotally connected to the positioning hole. The butterfly valve assembly structure according to claim 1, wherein the connecting seat is provided with two opposite side edges in the radial direction of the valve body, and each of the side edges extends axially away from the valve body. And each of the pillars extends radially inwardly toward at least one arm of a preset length. According to the butterfly valve assembly structure described in claim 1, wherein the connection The pedestal is provided with two opposite side edges in the radial direction of the valve body, and each of the side edges extends axially away from the valve body, and each of the struts extends radially inwardly from the preset length. An arm has a receiving space formed between the side edge, the pillar and the arm, and a seat is arranged in the receiving space, and the base is formed in a block shape and a central hole is provided with a through hole, so that the through hole is The holes are aligned such that the control shaft is threaded and the side edges and the support are coupled by at least one coupling member. The butterfly valve assembly structure according to claim 1, wherein the driving member is an application of an electric driving member of the motor. According to the butterfly valve assembly structure of claim 1, wherein the connecting seat is integrally connected with each of the arms, so that the arm is in the shape of a frame.