TWM284832U - Overheating halting plug combustion valve - Google Patents

Description

M284832 IV. Creation Instructions (1) [Technical Fields of New Type] This work is about a plug for overheating of a gas valve, especially a valve plug that automatically blocks the gas passage when the joint metal melts. [Prior Art] The first figure is an axial sectional view of the new Patent No. 26,741, Patent No. 3, which can be described. The overheating shut-off valve for the gas pipeline 8 〇 (for convenience of explanation, its creation and component name is slightly different from the original name of the patent hereinafter) includes a pipe joint 8 1 having a gas passage 8 2 A valve seat 83 is formed inside the gas passage 82, and a valve plug 10a is installed in the gas passage 82 behind the seat 83. The valve plug i〇a includes a bracket 2〇a, There is a cylindrical portion 21a, and a plurality of fins 22a are respectively extended in the radial direction at a plurality of equally spaced positions on the outer circumference of the cylindrical portion 21a. The valve plug 10a is formed by the bracket 2〇a = the fin 22a and the gas passage 82. The walls of the holes form a tight fit technique and are secured within the gas passage 8 2 . Further, the bracket cylindrical portion 213 has a different diameter mounting hole 23a for insertion of a stem portion 3U of a body 30a which is welded with a low melting point solder (solder) and has a pressure spring 4 〇a is: mounted in the body fitting hole 35a, the tip end of which supports the body mounting hole ... is supported at the end of the round hole mounting hole 23a, and is pressed # & Ϊ π ^ 塞1 〇 3 In the non-actuated (stationary) state, it is formed in front of the body ί: ί :, AI is kept at the position away from the valve seat 83, so that the gas can flow, - the ancient production; 陧: the second valve 8 〇 due to fire and other factors When the point around the valve * 1〇a, the solder loses its connection to the main body "bracket a" due to melting, so the spring 4〇a utilizes its elastic restoring force.

M284832 IV. Creation Description (2) -- ΐ ^ ^ Body = Advance, make the head close to the reading frame 83 and block the passage 82, cover the gas, and prevent the disaster from expanding. One of the above valve plugs 1A can be used in cooperation with a gas valve g〇a, and the second 2 I 2 2# is in the detail of the gas valve 9 〇 a. The gas valve 90 a /, ""': the outer casing 91 of the fluorine passage g2 is formed in the gas passage 9 into the receiving space 96 to accommodate a hollow body of the hole 97. The valve 93 can be operated by The knob 95 is rotated to open and close the gas passage 92 behind the valve body 93 of the combustion passage 1 and the valve seat 94' is closed. The valve plug 10a is installed in the rear passage 92 of the valve seat 94. The valve plug 10a is installed. In the non-actuated state, the body 32a of the body 3〇a leaves the valve seat 94 to keep the gas passage 92 in the gas circulation. When the solder melts when heated, the spring 4〇a can be restored by its force. a advancing, having its head 32a in close contact with the valve seat 94 to occlude the gas passage and in order to appease the utility and added value of the gas valve 9 〇a, the gas valve 90a actually includes a valve The amount of the shut-off valve 70 in front of the plug. As shown in the second figure, the over-flow shut-off valve 7〇 includes a casing 71 that is mounted inside the gas passage 92, and the casing 71 has a fitting hole 72, to receive a bracket 73, the front end of the mounting hole 72 is formed into an outlet 74. The bracket 73 is fixed in the mounting hole 72 of the housing 71, _ first-class passage 75 The rod portion 77 of the valve body 76 can be slidably supported in the axial direction (flow direction). Further, a pressure spring 78 is sleeved on the outer circumference of the rod portion 77, and the two ends thereof are supported by the tail end of the rod portion 77 and the bracket respectively. The elastic restoring force causes the valve body 76 to be retracted into the bracket 73 and maintained at the position of the outflow 74. The gas map includes a positioning 93 for forming the head position of the head portion 92〇, due to the superfluid tube diameter First-class gas valve body 73, leaving

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M284832 . IV. Creation Instructions (3) When the gas appliance is in normal use, the force difference is less than the elastic force of the spring 78. Because of the gas pressure behind the 76, that is, the valve body 76 is in the open position, the combustion >, s = body 76 remains stationary, the outflow of the casing (10) ends π 74, and then passes through the (four) way 75 to occur in the occurrence of For gas use, the apex is made up of H3 for ff gas appliances. The gas pressure of the front and rear of the valve body 76 is 2; the abnormality of the valve body 76 is forced to advance; when the valve body 76 and the housing J: the force, the gas passage 92 is then closed, and then the outflow 74 of the crucible is sealed when the super-flow shut-off valve 70 acts. The protruding portion 79 protrudes from the casing 71, and % 1 = the valve body 93 rotates in front of the intermediate body 76; the knob 95 is made in the middle of the rotation of the valve body 93 to cause the valve body 76 to leave the outflow port 74, because The two-way rearward pushes the protruding portion to reopen the valve position, so that the gas is circulated and naturally acts due to the restoring force of the ... 8, when the above-mentioned overheating blocking plug is installed in a gas valve 90a, respectively, /In the occlusion valve 70, the body rod portion 77 has a certain county sound, and the length of the valve right m丄 due to the super-catching occlusion valve 70 is bound to increase the gas valve 9000. The disadvantage of manufacturing costs. Length, new content] Therefore, the purpose of this creation is to provide an improved 揪ϋ m, inner: broken valve plug 'two can be installed at the same time as the super flow interrupting valve: two gas: ,, shorten the gas valve The length, the manufacturing cost of the gas valve is reduced, and the overheating shut-off valve plug for the combustion valve for achieving the purpose of the present invention comprises a bracket in the gas passage of the water, which has a cylindrical portion to support the shaft of the dry section. Sliding 'and has - pressure spring supported on the bracket cylinder

Page 7 M284832 Creation Instructions (4) Between the heads of the body, and a 奘A. Engagement gold is formed to buckle the end of the ^^^, which is fastened to the bracket by the low & w soil, such as LL The low-melting point welding of the upper beer can promote the body by its restoring force. The ring is heated and stunned: the passage and the gas are blocked; the characteristic is: the axial stagnation of the body occluding the burning head π. The χ+ body includes an axially receiving aperture in the head to receive the overflow obstruction: ==: "In another embodiment, the gas valve plug comprises a rod tail section. The inner bracket has a - cylindrical portion to support ':; is fixed to the gas force = the bracket and the support are low: the shaft of the body is axially = the spring is pre-installed inside the body, and ;;:, and have - 虔 ^ part, so when the solder melts with heat, the bomb is = support the support of the round body, the head occludes the gas passage 1 off; J restoring force to promote the age of the body An axial connection including an opening at the head is included; η 2 is inserted at the tail end of the stem of the shut-off valve. l 'For the super-flow of the technical content and other purposes of this creation, the detailed description of the formula can fully understand the temple, ^ refer to the following "Embodiment". In the third figure, a gas is displayed. The appearance of the valve plug 10, the detonation state of the decanter & Ganzi piece, the fifth figure shows the % therein, and the four figures for the valve plug 10 include a bracket 20' having a cylindrical portion 21 at the portion 21 At a plurality of equally spaced positions on the outer circumference, a fin is radially extended to fix the bracket 20 to the gas passage, the details of which are to be described later. The cylindrical portion 21 of the bracket 20 includes a different diameter mounting hole 23 extending through the cylindrical portion 21 in the axial direction to support the axial sliding of the rod portion 31 of the body 30 in the interior of the women's hole 23 to form a ring. The step difference portion of the segment is 24. M284832

The main body 3 Q has a t_ mounting hole 23, and is provided with a plug gas passage that is attached to the bracket cylindrical portion 21, and is used in the head portion 3 2 at the front end of the buckle portion 31 for closing. To install - buckle Jt 5 cognac: P = f end has - J 裒 沟 # 33, its delicious located in the head 3 2, to the la & and also contains an axial receiving hole 3 4, which opens the sixth figure ). A tail section of the valve stem 77 that receives an over-flow shutoff valve 70 (the valve plug 10 further includes a 31 outer circumference, the front end is supported by the ϊΐΐί40', and the head portion of the body portion 30 of the body portion 30 of the body 30 is sleeved 32 The end is supported by the above-mentioned 乂 = =! 〇 〇 由 由 由 由 由 由 由 由 由 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约 大约2° in the embodiment of the drawing. In the embodiment of the drawing, the buckle is formed by the pair of semi-annular fasteners 50b. After the body ring 5〇 is kept in position, the spring 4〇 is also simultaneously Compressed, two storage two: the power source for advancing the body 30 when the buckle 50 is melted, the thin Lang is also left to be described later. Since the buckle is 50, the welding alloy is formed, the texture is soft, in order to avoid the buckle 50 Deformed by the force of the spring 40, losing the function of maintaining the body 3 定位 in position. Therefore, the gas valve plug 1 〇 further includes an end cap 60 for assisting the buckle 5 to resist the spring force of the turtle, the end The cover 60 has a different diameter fitting hole 6 whose maximum inner diameter is smaller than the outer diameter of the bracket cylindrical portion 21, so that the end cover 60 is fitted in the bracket At the end of the tubular portion 21, a tight fit can be formed between the two, so that the end cap 60 is fixed to the cylindrical portion 2, whereby the retaining ring 50 is sandwiched between the end cap 60 and the bracket cylindrical portion 21 To prevent the buckle 50 from falling off and deforming, and to ensure that the body 3 is connected to

Page 9 M284832

4. Creation instructions (6) Bracket 20. In the first application example, the wing of the fuel gas 20 is fixed to the valve on the one side of the gas-burning operation, and the gas passage 9 2 is internally provided with the knob 9 5 of the hole 9 7 in the state of the stationary state. When the inner portion of the gas passage 92 is in the state of the gas in the rear of the gas holder 94, it is allowed to be gas. The valve plug 10 is mounted on the valve 90 to include a predetermined position of the valve body 9. 3. The cylindrical movement is used to open and close the combustion and form a hole-shaped gas passage 92 having a valve seat passage 92. The gas valve 90 is at a position where the head 32 of the valve plug body 30 is in a distributed state. The outer casing 91 of the soil passage 92 is formed into a receiving space 96, and the (or spherical) valve body 93 can be: wide = 2. After the valve body 93 is tightly fitted, the technique 10 is in a non-actuated state, that is, the valve seat 94 is opened, so that the gas passage 90 is caused by a fire or the like, causing a temperature of 50 around the melting point of the gas valve 90. The buckle 50 loses the function of connecting the body 3 squid t铱20 due to melting, so that the spring 40 pushes the body 3 == by its elastic restoring force, and the head 32 of the body 30 and the inside of the gas passage 92 are formed. When the valve seat is closed, the gas passage 92 is closed, so that the gas is automatically blocked and the disaster is expanded. The seventh figure shows that the valve plug 1 〇 is in operation, Α = the detail of the closed gas passage 9 2 . " a _ An over-flow shut-off valve 70 is installed in the above-mentioned fuel-steaming valve 90 to be superheated, and the gas passage 9 2 in front of the valve plug 10 is blocked. The technique for the super-flow shut-off valve 7 已 has been described in the prior art and has been disclosed in the novels No. 242,622 - and No. 26,641, the patent application, which is not described in detail. Install the overheating shut-off valve plug 1 〇 with the over-flow shut-off valve 7 如 as described above

Page 10 M284832 IV. Creation Description (7) In the gas hole valve 90, since the valve plug body 30 has a connection 4, the layer of the valve body rod portion 77 is allowed to be smashed, thereby receiving the receiving hole 34. The lowering of the gas valve 90 can be shortened and the manufacturing cost of the rolling valve 90 can be reduced. , showing another type of valve plug i〇b of this creation. In the present embodiment, the receiving holes 34 in the valve plug 1A shown in the second to fifth figures are applied to the valve plugs i 0a shown in the first to second figures, and thus the same components as the above-described embodiment. The same symbols are marked and will not be described in detail. The ninth drawing shows that the overheat shutoff valve plug 1 Ob shown in the eighth diagram is mounted in detail with a super flow shutoff valve 70 in a detail of a gas valve 9 〇 b. In this application example, the difference between the gas valve 9Ob and the gas valve 9〇 shown in the sixth figure is only in the overheating blocking plug 1'. Therefore, the same components as the above application examples are denoted by the same symbols, and are not detailed. Description. In this way, the length of the gas valve 9〇b can also be shortened, and the manufacturing cost of the gas valve 9 can be reduced. Rather, the above-described embodiments are intended to be illustrative and not restrictive.

Page 11 M284832 _Simple description of the drawing [Simple description of the drawing] The first picture is an axial sectional view of the new patent No. 2 6 74 1 3 patent. The second picture is a cross-sectional view of the new type 74 26 74 1 3 patent implemented in the axial direction of the gas valve (the direction of gas flow, as indicated by the arrows, the same figure below). The third figure is a three-dimensional full cross-sectional view of the overheating shut-off valve plug for a gas valve according to a preferred embodiment of the present invention. The fourth figure is an exploded view of the components of the creation. The fifth picture is an axial sectional view of the creation. The sixth figure is an axial sectional view of the gas valve installed in the present invention. It shows that the _blocking valve plug and the over-flow blocking valve are kept at the open position to make the gas flow. The seventh figure is similar to the sixth figure. The cross-sectional view shows the case where the overheating shut-off valve plug acts as a closed valve position to block the gas passage. Figure 8 is an axial sectional view of a superheated shut-off valve plug for a gas valve according to another embodiment of the present invention. The ninth drawing is an axial sectional view of the valve plug of the embodiment shown in the eighth embodiment for the gas valve, showing that the superheated shut-off valve plug and the over-flow shut-off valve are kept in the open position to allow the gas to circulate. [Description of main component symbols] _1 0...valve plug 10b...valve plug 2 0 a...bracket 21a···cylindrical portion 22a...blade 1 0 a...valve plug 2 0...bracket 2l···cylindrical portion 22... Flap 2 3... mounting hole

Page 12 M284832 Schematic description 23a- Mounting hole 24-step difference 3 0"· Body 30a~ Body 31- Rod 31a- Rod 32"· Head 32a- Head 33"· Annular groove 34- Receiving hole 35a- Mounting hole 40- Pressure spring 4 0 a··· Pressure spring 5 0"· Buckle 5 0a··· Fastener 5 Ob... Fastener 60"· End cap 61"· Mounting hole _70... Ultra Flow shutoff valve 71"· Housing 72- Mounting hole 7 3··· Bracket 74" Outflow V 75" Flow path 7 6... Valve body 77"· Rod 78... Pressure spring 79-Jump 80" Overheat shut-off valve 81- Fittings 82"·Gas passage 83-Valve 9 0"· Gas valve 9 0 a··· Gas valve 90b- Gas valve 91- Housing 92... Gas passage 93... Valve Body •9 4... Seat 95"· Knob 9 6... Reception space 9 7··· Hole

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Claims (1)

M284832 V. The patent application scope extends in the head of the holder, and the fastener is in the inner part of the bracket of the gas valve. The body of the end of the rod is composed of a buckle. And with overheating, it has a fin, which has a part that penetrates the annular groove spring, the head is compressed, and the snare blocks the valve plug, including: a cylindrical portion, and a cylindrical portion The outer portion Ισ) the cylindrical portion includes an axially different ampoule, the annular step portion; a stem portion, and a mounting hole formed in the cylindrical portion of the front portion of the stem portion, and the female portion has a a groove, which is sleeved on the outer circumference of the rod portion of the body, and 4 ends support the stepped state of the cylindrical mounting hole; a pair of low-melting solder alloy formed semi-annular annular grooves in the body to fasten the body The cylindrical portion is configured in such a manner that it can be located at the head, a gas valve is extended by a plurality of pressures and the sleeve is mounted on the end of the cylindrical portion of the bracket, and the buckle is clamped to the bracket; Gas valve plug, When hot melt buckle case, the spring restoring force to support the main body portion to the axial forward cylindrical holder; wherein the body comprises an axial receiving bore, an opening for an excess flow shut-off valve stem insertion end section. The plug is closed by overheating, comprising: a cylindrical portion, and a radial portion from the outer circumference of the cylindrical portion, the cylindrical portion including an axial mounting hole; and a spring mounted on the cylindrical portion of the bracket Inside the hole Page 14 M284832 —------ Apply for the patent garden-body, I master, the rafter 7, has a rod, and the 〆I inserted in the front end of the rod is inserted into the cylindrical part of the bracket Inside the hole, and with the low-melting and the bracket and the bracket welded together, at the same time pressurizing the reed spring; the gas valve plug thus constructed, when the solder is heated and melted, the bomb can support the main shaft of the bracket by the restoring force The main body includes an axial receiving hole that is open to the head to receive the stem end of an over-flow interrupting valve. Page 15