TW201734344A - Improved pendulum valve structure capable of preventing leakage of pendulum valve - Google Patents

Abstract

The present invention discloses an improved pendulum valve structure. The pendulum valve has a chamber within the base and a valve is disposed in the chamber for closing and opening the connecting hole. The valve is configured with a valve base ring; the valve base ring has a sliding hole; and the periphery of the sliding hole is surrounded with a ring piston. A seal-support portion is assembled on top of the valve base ring and is configured with a reciprocating ring extended into the sliding hole. Then, the seal-support portion is distributed with a reciprocating rod downwardly penetrating the valve base ring and fastening with the ring piston. The periphery of the reciprocating ring is expanded with a sliding portion abutted against the sliding hole. The sliding hole is recessed with a spring receiving room, which receives a spring and presses the spring together with the abutting ring of the sliding hole. The top of the seal-support portion is configured with a sealing surface, and the outer periphery of the sealing surface is configured with a washer ring groove, and the washer ring groove is engaged with a sealing washer upwardly protruding out of the sealing surface. Thus, the spring and the ring piston may be cooperated to control the up and down displacement of the seal-support portion.

Description

Pendulum valve structure improvement

The invention provides an improved structure of a pendulum valve. The pendulum valve comprises a base having a chamber and a valve body disposed therein, and the base has an access hole extending through the chamber up and down, and the valve body can be closed and The technical field of opening the connection hole.

Please refer to the first, second and third figures of the review committee for the combination of the upper view of the pendulum valve and the partial enlargement of the pendulum valve. The schematic diagram of the pendulum valve opening operation is used. The connected pendulum valve 10, the pendulum valve 10 has a base 101 having a chamber 102 therein, and an access hole 103 extending through the chamber 102 up and down, and the chamber 102 is provided with a closeable and open engaging hole. The valve body 20 of the valve body 20 is suspended from the rotating shaft joint portion 201; then, the base member 101 is externally connected with a power component 30. The power component 30 is provided with a through base 101 and is fixed to the rotary shaft joint portion 201. The rotating shaft 301, the rotating shaft 301 drives the valve body 20 to rotate the pendulum and rotates and then deviates from the opening and engaging hole 103. Otherwise, the rotating shaft 301 drives the valve body 20 to rotate with the power element 30 to move to the position of the closed engaging hole 103 (for example). : Figure 1; in addition, the vacuum chamber is not drawn and labeled here).

The valve body 20 has a sealing body 202 for fixing the rotating shaft joint 201. The closing body 202 is additionally provided with a movable cap 203, and a pressure space 204 is formed between the closing body 202 and the movable cap 203, and the base 101 is The corresponding engaging hole 103 is provided with an embedded groove adjacent to the periphery of the valve body 20 104, and when the valve body 20 is swung to the insertion groove 104, the sealing body 102 and the movable cap 203 are tightly fitted to the groove 104 according to the air pressure, thereby closing the engaging hole 103. However, the pressure of the integral expansion of the closure body 202 and the movable cap 203 is difficult to be uniform, so that there is a poorly closed leak (e.g., as shown in Figs. 2 and 3).

In view of the above, it is known that the conventional pendulum valve has a problem of poor closure when it is closed. Therefore, the inventor is urged to develop in the direction of lifting and closing effect, and the inventor of the present invention thinks in a multitude of ways, according to the spring top. L is the best way.

The pendulum valve includes a base having a chamber therein and a connecting hole extending through the chamber, and the valve body is provided with a valve body that can close and open the connecting hole, and the edge of the valve body protrudes with a rotating shaft unit. Then, a power component is connected to the outer part of the base, and the power component is provided with a rotating shaft that penetrates the base and is fixed to the rotating shaft joint portion, and the rotating shaft rotates and deviates from the opening and connecting hole with the pendulum of the power component valve body, and vice versa. The power component drives the valve body pendulum to rotate and then moves to the position of the closed connecting hole, the valve body is provided with a valve body base ring, the rotating body base ring edge has the rotating shaft connecting portion, and the valve body base ring runs up and down The sliding hole has an abutting ring extending from the lower side of the sliding hole, and the annular ring of the valve body base ring is arranged around the sliding hole, and then a support portion is arranged above the base ring of the valve body, and the sealing portion is arranged under the sealing body. The side is provided with a reciprocating ring extending into the sliding hole, and then the sealing portion is equiangularly distributed with a downwardly facing reciprocating rod. The reciprocating rod penetrates the base ring of the valve body and is fixed to the annular piston, and then the reaming ring is extended. There is a sliding portion adjacent to the sliding hole, the sliding portion is concavely provided with a spring-loading chamber, and the spring-loading chamber houses a spring which is clamped together with the abutting ring, and then a joint is arranged above the sealing portion. a gasket ring groove is arranged on the periphery of the sealing surface, and the gasket ring groove is embedded with a dense convex surface facing upward. Washer.

Wherein, the valve body is recessed below the base ring and is provided with a piston groove of the annular piston, A reciprocating rod hole is provided above the plug groove for the reciprocating rod to be fastened to the annular piston, and the reciprocating rod is provided with a first gas blocking ring which is closely attached to the reciprocating rod hole, and then a top plate is fixed to the top edge of the piston groove, and the sealing plate is fixed The connecting plate further has a sealing plate hole for the reciprocating rod to penetrate, and then the base ring of the valve body is provided with a bottom sealing ring below the closed piston groove, and the abutting ring with the sliding hole is protruded from the inner side of the lower bottom sealing ring. The inner edge of the lower bottom ring is further connected with a second gas barrier ring which is closely attached to the reciprocating ring.

The upper sealing portion has an upper reciprocating ring protruding above the sliding portion, and the sealing surface is evenly disposed on the top side of the upper reciprocating ring, and then the sealing outer ring is added with a flush sealing surface outside the upper reciprocating ring. And the third gas barrier ring of the reciprocating ring is closely attached to the inner edge of the sealing outer ring, and the fourth gas blocking ring with the sliding sliding hole is added to the sliding portion, but the outer ring is sealed. The gasket ring groove is arranged on the upper side, and the sealing gasket is engaged with the gasket ring groove, and then the T-shaped groove is added under the sealing outer ring, and the first screw hole is inserted through the T-shaped groove, the first screw hole The other rotary lock has a stop screw, and then a T-shaped head is placed on the T-shaped groove above the reciprocating rod. The T-shaped head is recessed with a positioning portion for stopping the pressing screw, and a lower end of the reciprocating rod is added. a concave second screw hole; in addition, a reciprocating rod positioning groove for inserting the lower end of the reciprocating rod is arranged above the annular piston, and a bottom surface of the annular piston is increased upwardly through a T-shaped hole, and the T-shaped hole is provided with an upward-spinning A bolt that locks the second screw hole of the reciprocating rod.

According to the object of the present invention, the sealing portion is a spring-loaded sealing and engaging hole of the ring, so that the sealing portion can evenly push the connecting hole by a simplified ring spring, thereby achieving the possibility of preventing the pendulum valve from leaking, and vice versa. The annular piston can pull the reciprocating rod downward, so that the sealing portion connected to the reciprocating rod is disengaged from the engaging hole.

The technical contents and other objects and features of the present invention will be fully understood from the following detailed description of the embodiments.

[Use]

10‧‧‧ pendulum valve

101‧‧‧Base

102‧‧‧ chamber

103‧‧‧Connecting holes

104‧‧‧ embedded trough

20‧‧‧ valve body

201‧‧‧Rotary joint

202‧‧‧Closed

203‧‧‧ activity cap

204‧‧‧ Pressure space

30‧‧‧Power components

301‧‧‧Axis

〔this invention〕

A‧‧ ‧ spring

1‧‧‧ pendulum valve

11‧‧‧Base

12‧‧‧ chamber

13‧‧‧Connecting holes

2‧‧‧ valve body

2A‧‧‧ Abutment ring

2A 1‧‧‧ second gas barrier

2B‧‧‧ring piston

2B0‧‧‧Reciprocating rod positioning groove

2B1‧‧‧First gas barrier

2B2‧‧‧T-shaped hole

2B3‧‧‧Bolts

21‧‧‧Rotary joint

22‧‧‧ valve body base ring

221‧‧‧ piston groove

2211‧‧‧Sealing plate

2212‧‧‧Sealing plate hole

222‧‧‧Reciprocating rod hole

23‧‧‧Slip hole

24‧‧‧Filling Department

24A‧‧‧ washer ring groove

24B‧‧‧Sealing washer

24C‧‧‧ Sealed outer ring

24D‧‧‧ third gas barrier

24E‧‧‧T-slot

24F‧‧‧first screw hole

24G‧‧‧stop screw

241‧‧‧Reciprocating ring

242‧‧‧Slide

2421‧‧‧4th gas barrier

243‧‧ ‧ spring room

244‧‧‧ sealing surface

245‧‧‧Upper loop

25‧‧‧Reciprocating rod

251‧‧‧T-shaped head

252‧‧‧ Positioning Department

253‧‧‧Second screw hole

26‧‧‧ bottom bottom ring

3‧‧‧Power components

31‧‧‧Axis

Figure 1 is a schematic diagram of the upper view of the pendulum valve used in the prior art.

Fig. 2 is a schematic view showing a partial enlarged view of a combined pendulum valve cross section.

Figure 3 is a schematic diagram of the opening operation of the pendulum valve.

Fig. 4 is a schematic view showing the rotation of the upper view of the pendulum valve of the present invention including the pendulum.

Fig. 5 is a partially enlarged schematic view showing the combined section of the pendulum valve of the present invention.

Fig. 6 is a schematic view showing the operation of the pendulum valve of the present invention.

In order to make the reviewer have a better understanding of the present invention, it is illustrated by the following examples.

Please refer to Figures 4, 5, and 6 for the review of the pendulum valve of the present invention. The upper view of the pendulum valve includes a pendulum rotation, the pendulum valve combination profile includes a partial enlargement, and the pendulum valve is extended. The structure of the valve 1 is improved. The pendulum valve 1 includes at least a base 11 having a chamber 12 therein, and an access hole 13 extending through the chamber 12 up and down, and the chamber 12 is provided with a closable and openable connection. The valve body 2 of the hole 13 has a rotating shaft joint 21 protruding from the edge of the valve body 2; then, the base 11 is externally connected with a power component 3, and the power component 3 is provided with a penetrating base 11 and then fixed to the rotating shaft joint 21 The rotating shaft 31, the rotating shaft 31 drives the valve body 2 to swing the pendulum and rotates and deviates from the opening and engaging hole 13; otherwise, the rotating shaft 31 drives the valve body 2 to swing the pendulum and then moves to the position of the closed engaging hole 13 ( As shown in FIG. 4, wherein the valve body 2 is provided with a valve body base ring 22, the pivot base portion 22 is extended at the edge of the valve body base ring 22, and the valve body base ring 22 has a top and a bottom. The sliding hole 23 has an abutting ring 2A extending from the lower side of the sliding hole 23, and the valve body base ring 22 is ring-shaped around the sliding hole 23 2B, then, the valve body 22 above the set ring 24 is connected with a support portion, the lower seal support 24 is provided with a portion extending into the side slip The reciprocating ring 241 of the hole 23, and then the sealing portion 24 is equiangularly distributed with the downwardly facing reciprocating rod 25, and the reciprocating rod 25 penetrates the valve body base ring 22 downward to be fixed to the annular piston 2B, and then the reciprocating ring 241 is expanded. There is a sliding portion 242 which is adjacent to the sliding hole 23, and the sliding portion 242 is recessed with a spring-loading chamber 243. The spring-loading chamber 243 houses a spring A which is clamped together with the abutting ring 2A, and then the sealing member A joint surface 244 is disposed above the portion 24, and a gasket ring groove 24A is disposed on the periphery of the sealing surface 244. The gasket ring groove 24A is fitted with a sealing gasket 24B protruding upwardly from the sealing surface 244 (eg, Figs. 4 and 5). Shown).

Continuing the foregoing, wherein the valve body base ring 22 is recessed and disposed with a piston groove 221 of the annular piston 2B, and a reciprocating rod hole 222 is provided above the piston groove 221 for the reciprocating rod 25 to pass through the fixed annular piston 2B. The reciprocating rod 25 is provided with a first gas barrier ring 2B1 which is closely attached to the reciprocating rod hole 222. Then, a top plate 2211 is fixed to the top edge of the piston groove 221, and the sealing plate 2211 further has a seal for the reciprocating rod 2B to penetrate. After the plate hole 2212 is formed, the valve body base ring 22 is further provided with a bottom sealing ring 26 below the closed piston groove 221, and the abutting ring 2A embedded with the sliding hole 23 is protruded from the inner side of the lower bottom sealing ring 26, and the bottom is bottomed. The inner edge of the seal ring 26 is affixed with a second gas block 2A 1 which is closely attached to the reciprocating ring 241 (as shown in Figs. 5 and 6).

However, the sealing portion 24 has an upper reciprocating ring 245 protruding above the sliding portion 242. The sealing surface 244 is evenly disposed on the top side of the upper reciprocating ring 245, and then the upper reciprocating ring 245 is additionally provided with a flush sealing member. The outer surface 24C of the joint 244 is sealed, and the third gas barrier ring 24D of the outer ring 24C is attached with a reciprocating ring 245. However, the gasket ring groove 24A is disposed above the sealing outer ring 24C. And the sealing gasket 24B of the gasket ring groove 24A is engaged, and the sliding portion 242 is further provided with a fourth gas barrier ring 2421 attached to the sliding sliding hole 23, and then the sealing outer ring 24C is provided with an additional cloth. The T-shaped groove 24E has a first screw hole 24F extending through the T-shaped groove 24E. The first screw hole 24F is additionally screwed with a stop screw 24G, and then a card is placed on the T-shaped groove above the reciprocating rod 25 In the T-shaped head 251 of the 24E, the T-shaped head 251 is recessed with a positioning portion 252 for pressing the stopper screw 24G, and a concave portion is added to the lower end of the reciprocating rod 25. The second screw hole 253 is further provided with a reciprocating rod positioning groove 2B0 for inserting the lower end of the reciprocating rod 25 above the annular piston 2B, and a T-shaped hole 2B2 is formed through the bottom surface of the annular piston 2B, and the T-shaped hole 2B2 is increased. The bolt 2B3 of the second screw hole 253 of the reciprocating lever 25 is screwed upward (as shown in Figs. 5 and 6).

It can be seen from the above that the pendulum valve 1 of the present invention controls the opening and closing of the engaging hole 13 by the valve body 2, and when the valve body 2 pendulum is displaced to the engaging hole 13, the spring A of the ring is arranged by the sealing portion 24. The lifting sealing surface 244 seals the engaging hole 13 , and accordingly, the sealing portion 24 is evenly outputted by the simplified ring spring A to push the sealing surface 244 to seal the sealing hole 13 by the sealing gasket 24B, and at the same time, the pendulum valve 2 is eliminated. No leakage is possible. Conversely, when the engaging hole 13 is to be broken in the closed state, the annular piston 2B is displaced downward by the inflation in the piston groove 221, and when the downward pressing force of the annular piston 2B is greater than the lifting force of the spring A, The annular piston 2B must pull the reciprocating rod 25 downward, so that the sealing portion 24 and the connecting hole 13 connected to the reciprocating rod 25 are quickly separated and unsealed, and it is indeed in line with novelty, advancement and industrial applicability. Patent requirements.

However, the above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the equivalent changes and modifications made by the scope of the invention and the contents of the invention are still It is within the scope of the patent of the present invention.

A‧‧ ‧ spring

1‧‧‧ pendulum valve

11‧‧‧Base

12‧‧‧ chamber

13‧‧‧Connecting holes

2‧‧‧ valve body

2A‧‧‧ Abutment ring

2A 1‧‧‧ second gas barrier

2B‧‧‧ring piston

2B0‧‧‧Reciprocating rod positioning groove

2B1‧‧‧First gas barrier

2B2‧‧‧T-shaped hole

2B3‧‧‧Bolts

21‧‧‧Rotary joint

22‧‧‧ valve body base ring

221‧‧‧ piston groove

2211‧‧‧Sealing plate

2212‧‧‧Sealing plate hole

222‧‧‧Reciprocating rod hole

23‧‧‧Slip hole

24‧‧‧Filling Department

24A‧‧‧ washer ring groove

24B‧‧‧Sealing washer

24C‧‧‧ Sealed outer ring

24D‧‧‧ third gas barrier

24E‧‧‧T-slot

24F‧‧‧first screw hole

24G‧‧‧stop screw

241‧‧‧Reciprocating ring

242‧‧‧Slide

2421‧‧‧4th gas barrier

243‧‧ ‧ spring room

244‧‧‧ sealing surface

245‧‧‧Upper loop

25‧‧‧Reciprocating rod

251‧‧‧T-shaped head

252‧‧‧ Positioning Department

253‧‧‧Second screw hole

26‧‧‧ bottom bottom ring

3‧‧‧Power components

31‧‧‧Axis

Claims (4)

The invention is characterized in that the pendulum valve has at least one base, the base has a chamber therein, and the connecting hole of the upper and lower through the chamber, and the valve body is provided with a valve body capable of closing and opening the connecting hole, the valve A rotating shaft joint is protruded from the edge of the body; then, a power component is assembled outside the base, and the power component is provided with a rotating shaft that penetrates the base and is fixed to the rotating shaft joint, and the rotating shaft drives the valve body pendulum after the power component rotates Deviating from and opening the connecting hole; otherwise, the rotating shaft is driven by the power element to drive the valve body pendulum to move to the closed engaging hole position, wherein the valve body is provided with a valve body base ring, and the valve body base ring edge is extended a rotating shaft connecting portion, and the valve body base ring has a sliding hole extending through the upper and lower sides, and an abutting ring is extended in a lower side of the sliding hole, and the annular ring of the valve body base ring is arranged around the sliding hole, and then A support portion is arranged above the base ring of the valve body, and a reciprocating ring extending into the sliding hole is arranged on the lower side of the sealing portion, and then the reciprocating rod of the sealing portion is equiangularly distributed, and the reciprocating rod penetrates the valve body downward After the base ring is fixed to the annular piston, and then there is a temporary slip around the reciprocating ring In the sliding portion of the hole, the sliding portion is concavely provided with a spring-loading chamber, and the spring-loading chamber houses a spring that is clamped together with the abutting ring, and then, a sealing surface is arranged above the sealing portion, and the sealing surface is peripherally A gasket ring groove is provided, and the gasket ring groove is fitted with a sealing gasket protruding upwardly from the sealing surface. The structure of the pendulum valve according to the first aspect of the patent application is improved, wherein a piston groove of the annular piston is disposed under the base ring of the valve body, and a piston groove is disposed above the piston groove for the reciprocating rod to be fixedly connected to the annular piston. The reciprocating rod hole is provided with a first gas blocking ring which is closely attached to the reciprocating rod hole, and then a top plate is fixed to the top edge of the piston groove, and the sealing plate further has a sealing plate hole for the reciprocating rod to penetrate Then, the base ring of the valve body is provided with a bottom sealing ring below the closed piston groove, and the abutting ring embedded with the sliding hole is protruded on the inner side of the lower bottom sealing ring, and the inner edge of the lower bottom sealing ring is added with a close-fitting reciprocating ring. The second choke ring of the ring. The structure of the pendulum valve according to claim 2 is improved, wherein the sealing portion has an upper reciprocating ring protruding above the sliding portion, and the sealing surface is evenly disposed on the top side of the upper reciprocating ring, and then A sealing outer ring is provided on the outer side of the reciprocating ring, and the inner ring of the outer ring of the outer ring is connected with a third gas blocking ring which is closely attached to the reciprocating ring. However, the gasket is arranged above the outer ring of the sealing ring. The ring groove and the sealing gasket of the gasket ring groove are engaged, and then the T-shaped groove is added under the sealing outer ring, and the first screw hole is inserted through the T-shaped groove, and the other screw hole is inserted in the first screw hole. The screw is stopped, and then a T-shaped head is placed above the reciprocating rod in the T-shaped groove. The T-shaped head is recessed with a positioning portion for stopping the screw, and the lower end of the reciprocating rod is provided with a concave second. In addition, a reciprocating rod positioning groove for inserting the lower end of the reciprocating rod is further disposed above the annular piston, and a T-shaped hole is formed through the bottom surface of the annular piston upwardly, and the T-shaped hole is provided with an upwardly-rotating reciprocating rod Two screw holes. The structure of the pendulum valve according to claim 1, wherein the sealing portion has an upper reciprocating ring protruding above the sliding portion, and the sealing surface is evenly disposed on the top side of the upper reciprocating ring, and then A sealing outer ring is provided on the outer side of the reciprocating ring, and the inner ring of the outer ring of the outer ring is connected with a third gas blocking ring which is closely attached to the reciprocating ring. However, the gasket is arranged above the outer ring of the sealing ring. The ring groove and the sealing gasket of the gasket ring groove are engaged, and the sliding portion is further provided with a fourth gas barrier ring which is closely attached to the sliding hole, and then the T-shaped groove is arranged under the sealing outer ring. A screw hole is formed in the top of the T-shaped groove, and a screw is inserted in the screw hole, and then a T-shaped head is placed on the T-shaped groove above the reciprocating rod, and the T-shaped head is recessed to stop the payment. The position of the screw is tight.