TW202007891A - Valve having cleaning channel - Google Patents

Abstract

A valve having cleaning channel of the present invention includes a main body and a valve element. The main body encloses a receiving room and has an inlet and an outlet at two ends thereof. The inlet and the outlet communicate the receiving room respectively. The main body further has a cleaning channel located between the inlet and the outlet and communicating the receiving room. The cleaning channel can be closed or opened. The valve element is received in the receiving room. A gap is formed between the inlet of the main body and the valve element to make the inlet communicate the receiving room via the gap. The valve element can be switchable between a communicating mode and a blocking mode. When the valve element is on the communicating mode, the inlet and the outlet communicate each other. When the valve element is on the blocking mode, the inlet discommunicates the outlet, and the outlet also discommunicates the receiving room.

Description

Valve body with cleaning flow path

The invention relates to a valve body, especially a valve body with a cleaning flow channel.

Generally speaking, the valve body is usually composed of an external body and an internal valve. The function of controlling the communication state is achieved by whether the valve and the body are tightly closed, and the valve body is also widely used in various fields, especially in Food manufacturing and processing, such as the inlet of the fermentation tank.

However, after prolonged use of the valve body, the inside of the body and the surface of the valve parts are likely to accumulate residues of materials passing through the valve body, and there are hygiene problems such as bacterial growth. Therefore, it is necessary to remove the valve body for cleaning and disinfection when necessary. Contaminant materials, but removing the valve body also means that the process must be completely interrupted, and when the valve body is removed for cleaning, the valve must also be taken out to be thoroughly cleaned, which is very troublesome.

Therefore, how to improve the cleaning efficiency of the valve body and avoid affecting the progress of the manufacturing process has become a problem that the related industry in the field urgently wants to solve.

The main purpose of the present invention is to provide a valve body with a cleaning flow path, which is advantageous for cleaning the inside of the valve body, and the structure and operation are quite simple.

In order to achieve the above object, the present invention provides a valve body with a cleaning flow channel, which includes a body and a valve member.

The body surrounds a chamber, and an inlet and an outlet are respectively opened at both ends. The inlet and the outlet communicate with the chamber respectively. The body also has a cleaning flow channel between the inlet and the outlet. The flow channel communicates with the chamber and can be opened or closed; the valve member is accommodated in the chamber, and there is a gap between the valve member and the inlet of the body so that the inlet and the chamber communicate through the gap, The valve member can be switched between a connected state and a blocked state, when the valve member is in the connected state, the inlet and the outlet communicate with each other, and when the valve member is in the blocked state, the inlet and the outlet are mutually There is no communication, and the outlet and the chamber are not connected.

Therefore, the structure of the valve body provided by the present invention is not more complicated than that of the conventional valve body, but it can achieve the effect of cleaning the inside of the valve body and discharging the cleaning liquid in the state of closing the outlet, so as to avoid the material being polluted by the cleaning liquid and residue.

The following merely illustrates the possible implementation forms of the present invention with examples, but it is not intended to limit the scope of the invention to be protected, and will be described first.

Please refer to FIGS. 1 to 5, the present invention provides a valve body with a cleaning flow channel, including a body 10 and a valve member 20.

The body 10 encloses a chamber 121 and has an inlet 111 and an outlet 131 at the two ends. The inlet 111 and the outlet 131 communicate with the chamber 121 respectively. The body 10 further includes the inlet 111 and the outlet 131 A cleaning flow channel 122 is opened between the cleaning flow channel 122 and the chamber 121 and can be opened or closed; the valve member 20 is accommodated in the chamber 121, the valve member 20 and the inlet 111 of the body 10 There is a gap between the inlet 111 and the chamber 121 through the gap, the valve member 20 can be switched between a connected state and a blocked state, when the valve member 20 is in the connected state, the inlet 111 and the outlet 131 are in communication with each other. When the valve member 20 is in the blocked state, the inlet 111 and the outlet 131 are not in communication with each other, and the outlet 131 and the chamber 121 are also not in communication.

In this embodiment, the valve member 20 is a ball valve with a continuous flow channel 21, the valve member 20 can rotate between the connected state and the blocked state, so that the two ends of the flow channel 21 are respectively The inlet 111 and the outlet 131 are connected or staggered; in more detail, the valve member 20 further has a control portion 22 (for example, a rod), the control portion 22 extends outside the body 10 for controlling the rotation of the valve member 20, the body 10 includes a first gasket 14, the first gasket 14 is radially provided with at least one slot 141, the first gasket 14 is sandwiched between the inlet 111 of the body 10 and the valve 20, Preferably, the first gasket 14 is provided with a plurality of the slits 141, and the slits 141 are spaced apart from each other; in addition, the body 10 further includes a second gasket 15, and the second gasket 15 is interposed on the body 10 Between the outlet 131 and the valve member 20 to isolate the outlet 131 and the chamber 121.

Specifically, the body 10 includes a top member 11, a web member 12 and a bottom member 13. The top member 11, the web member 12 and the bottom member 13 are sequentially combined. The inlet 111 is formed in the The top member 11 and the belly member 12 are hollow and continuous. The chamber 121 is surrounded by the top member 11, the belly member 12 and the bottom member 13. The cleaning flow channel 122 is formed in the belly member 12. The outlet 131 is formed on the bottom member 13; the top member 11 is formed with a convex rim around the inlet 111, the first gasket 14 is disposed in the convex rim of the top member 11, the bottom member 13 is around the outlet 131 A convex rim is also formed, and the second gasket 15 is disposed in the convex rim of the bottom member 13; wherein, the surface of the first gasket 14 facing the valve member 20 is a tapered surface corresponding to the valve member 20 The outer surface is contoured to fit the outer surface of the valve member 20.

In other possible embodiments, the first gasket and its groove may not be provided. For example, the top member and the valve member may be directly contacted only at partial positions, so that there is a gap between the top member and the valve member; and the valve member It may not be a ball valve, for example, it may be a diaphragm valve or other valve body, as long as it can selectively connect the inlet and the outlet, and can block the communication between the chamber and the outlet; the cleaning flow channel can be provided There are switches or valves to facilitate the control of its communication status.

With the above structure, after the inlet 111 and the chamber 121 are normally connected, only the cleaning flow channel 122 needs to be provided in the body 10, and the valve 20 is switched to the blocked state, and the cleaning liquid can enter from the inlet 111 After the chamber 121 is cleaned, the outer surface of the chamber 121, the valve member 20 and the flow channel 21 of the valve member 20 are cleaned to prevent the material from clogging in the valve body, and the cleaning liquid and residue can be removed by the The discharge of the cleaning flow channel 122 will not pollute the outlet 131 (especially when the outlet is connected to a fermentation tank, etc., to avoid the cleaning waste liquid entering the fermentation tank), and there will be no further contaminants; The valve 20 is switched to the connected state, and then the cleaning flow channel 122 is closed, so that the material can continue to pass through and be discharged from the outlet 131.

In this way, the valve body provided by the present invention can clean the inside of the valve body without disassembling the components, which can prevent the material residues from being clogged in the chamber and causing spoilage and bacteria, and there are sanitary concerns. In addition, the cleaning waste liquid It does not flow out from the outlet, but is discharged through the cleaning flow channel, which can avoid pollutants. The most important thing is that the valve body structure and operation provided by the present invention are extremely simple, not more complicated than the general valve body, but can achieve the above The efficacy is extremely improved.

10‧‧‧Body 11‧‧‧ Top part 111‧‧‧Inlet 12‧‧‧ Abdomen 121‧‧‧‧Room 122‧‧‧‧Clean flow channel 13‧‧‧Bottom part 131‧‧‧Exit 14‧‧‧ First washer 141‧‧‧Slotted 15‧‧‧Second washer 20‧‧‧Valve 21‧‧‧Channel 22‧‧‧Control

Figure 1 is a perspective view of the present invention. 2 is an exploded perspective view of the present invention. Figure 3 is a bottom view of the top piece of the present invention. 4 is a cross-sectional view of the present invention. 5 is a schematic view of the cleaning state of the present invention.

10‧‧‧Body

11‧‧‧Top piece

12‧‧‧belly

122‧‧‧Clean flow channel

13‧‧‧Bottom

20‧‧‧Valve

21‧‧‧Stream

Claims (8)

A valve body with a cleaning flow channel includes: a body, surrounding a chamber, and an inlet and an outlet respectively opened at both ends; the inlet and the outlet communicate with the chamber respectively; the body is located at the inlet A cleaning flow channel is opened between the outlet and the cleaning flow channel is in communication with the chamber and can be opened or closed; a valve is accommodated in the chamber, and there is a valve between the valve and the inlet of the body The gap allows the inlet and the chamber to communicate through the gap, the valve member can be switched between a connected state and a blocked state, when the valve member is in the connected state, the inlet and the outlet communicate with each other, the valve When the piece is in the blocked state, the inlet and the outlet are not in communication with each other, and the outlet is not in communication with the chamber. The valve body with a cleaning flow passage as described in claim 1, wherein the valve member is a ball valve and has a continuous flow passage, the valve member can rotate between the connected state and the blocked state to make the flow The two ends of the channel are connected or staggered with the inlet and the outlet, respectively. The valve body with a cleaning flow channel according to claim 2, wherein the body includes a first gasket, the first gasket is radially provided with at least one slot, and the first gasket is sandwiched between the inlet of the body and Between the valve parts. The valve body with a cleaning flow channel according to claim 3, wherein the first gasket is provided with a plurality of the slits, and the slits are separated from each other. The valve body with a cleaning flow channel according to claim 2, wherein the body includes a second gasket, and the second gasket is sandwiched between the outlet of the body and the valve member to isolate the outlet from the chamber. The valve body with a cleaning flow passage according to claim 3, wherein the body includes a top piece, a web piece, and a bottom piece, which are sequentially combined by the top piece, the web piece, and the bottom piece, the The inlet is formed in the top piece, the web is hollow and continuous, the chamber is formed by the top piece, the web and the bottom, the cleaning flow channel is formed in the web, and the outlet is formed in the Bottom piece. The valve body with a cleaning flow passage according to claim 6, wherein the side of the first gasket facing the valve member is a tapered surface and corresponds to the outer surface contour of the valve member to fit the outer surface of the valve member. The valve body with a cleaning flow channel according to claim 7, wherein the first gasket is provided with a plurality of the slits, and the slits are spaced apart from each other; the body includes a second gasket, and the second gasket is sandwiched between The outlet of the body is separated from the valve member to isolate the outlet from the chamber; the valve member further has a control portion that extends outside the body for controlling rotation of the valve member; the top member is at the inlet A convex ring rim is formed around, the first washer is disposed in the convex ring rim of the top piece, the bottom piece is also formed with a convex rim around the outlet, and the second washer is disposed in the convex ring rim of the bottom piece .

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