TWI609146B - Fluid shutoff safety device - Google Patents

Description

Fluid interrupting safety device

The invention relates to a fluid interrupting safety device, in particular to a device for assembling a joint of a joint and a valve body by the blocking seat.

According to oxygen, nitrogen, helium, argon, nitrous oxide, acetylene, natural gas, carbon dioxide, liquefied petroleum gas and other gases are widely used in industrial, medical, fire or home, etc., for the convenience of storage, transportation and use, most will The utility model is sealed in a high-pressure form in a container such as a high-pressure aluminum bottle or a steel bottle, and the high-pressure gas container is a bottle body, and the bottle body is provided with a gas nozzle for releasing high-pressure gas, and the gas nozzle is stored in a high-pressure gas cylinder. Sealed state, when it is used, the seal is removed and the gas line or regulating valve is installed. The gas line or the regulating valve is opened and closed to control the continuous release or interruption of the high pressure gas in the bottle, and the high pressure is transmitted through the gas line. The gas is delivered to the application site.

However, in natural disasters, the strong wind's scraping and the shaking of the earthquake are very likely to cause the object to shift, fall off, or dump. In addition, the sudden accidental impact of the object may cause the same situation. Therefore, high-pressure gas cylinders that have been used in high winds, earthquakes or human accidents are likely to cause the connected gas lines or regulating valves to loosen, break or break due to strong shaking vibrations, and gas lines or regulating valves. The gas inside the separated high-pressure gas cylinder will be continuously leaked from the open gas nozzle or leaked from the gas pipeline damage. The gas leakage is easy to cause inhalation poisoning to the surrounding people. Fires and explosions, etc., cause serious damage to life and property. Therefore, in response to the above, how to develop a gas line or regulating valve that can be connected in response to a fire, strong wind, earthquake or human accident, loosened or broken due to strong shaking vibration, or cracked due to impact, etc. In the case of a device that can exert a safety protection effect, it is necessary for the relevant industry to think further. How to improve and improve can be more in line with the use of the public.

In view of the above situation, the inventors have invested a lot of time to research relevant knowledge, and compare various advantages and disadvantages, carry out research and development of related products, and have undergone many experiments and tests, and finally introduced a "fluid interrupting safety device". Improve the above-mentioned missing to meet the needs of the public.

The main purpose of the present invention is to connect the joint of the joint and the valve body to each other by the blocking seat. When the blocking seat is affected by the external force, the joint is separated from the assembled end, so that the first receiving area is separated. The fluid pressure is unbalanced, causing a large amount of fluid to flow into the accommodating area and pushing against the communication between the blocking accommodating area and the second accommodating area to prevent the fluid from continuing to flow to the second accommodating area, thereby causing the fluid to continuously leak out. In order to prevent the expansion of disasters and reduce the damage of people's lives and property.

In order to achieve the above object and effect, the present invention provides a fluid interrupting safety device, comprising: a valve body having a first receiving area at one end and a second receiving area at the other end, and the valve body is first There is a receiving area between the receiving area and the second receiving area, and the receiving area is connected to the first receiving area and the second receiving area, the first receiving area has a set of disposed ends, and the second receiving area has a Group connection; one stop, its design The device is disposed in the receiving area; and a blocking seat has a receiving slot and a joint, and the set of connecting ends is disposed in the receiving slot.

According to a further feature of the present invention, the blocking seat further has a through hole extending through the receiving slot, and the connector has a connecting portion and a latching portion, and one end of the connecting portion is connected to the card abutting portion, and the connector is connected The portion passes through the through hole and is partially exposed at one end of the blocking seat, and the card abutting portion of the joint is engaged in the receiving groove, and the other end of the blocking seat is disposed at the other end of the connecting portion and is assembled in the second receiving area. end.

A further technical feature of the present invention, wherein the blocking seat is made of a low-melting plastic material, and by the low-melting plastic material property, the joint is separated from the valve body when the blocking seat is melted at a high temperature, so that the first receiving portion The fluid pressure in the zone is unbalanced, causing a large amount of fluid to flow into the accommodating zone and pushing against the communication between the blocking accommodating zone and the second accommodating zone to prevent the fluid from continuing to flow to the second accommodating zone and causing the fluid to continuously flow out. vent.

According to a further feature of the present invention, the bottom wall surface of the groove is divided into a plurality of grooves.

According to a further feature of the present invention, the accommodating portion is provided with an elastic member, and the elastic member is biased against the stopper, and the stopper has a protruding post which is disposed in the elastic member to block the blocking member. The piece is limited by the elastic member.

According to a further feature of the present invention, the outer peripheral side of the set of the connecting ends is provided with an external thread, and the peripheral wall of the receiving groove is provided with an internal thread, and the internal thread of the receiving groove is screwed to the external thread of the assembled end.

According to a further feature of the present invention, the receiving area further includes an input hole and an output hole, wherein the input hole communicates with the first receiving area, and the output hole It is in communication with the second receiving area.

A further technical feature of the invention wherein the stop member can be a ball or a plug.

Therefore, the present invention can be said to be a practical and progressive invention, which is quite worthy of promotion by the industry and is publicized to the public.

1‧‧‧ valve body

11‧‧‧First accommodation area

111‧‧‧Set end

12‧‧‧Second receiving area

121‧‧‧Groups

1211‧‧‧ external thread

13‧‧‧容区

131‧‧‧Input hole

132‧‧‧ output hole

2‧‧‧stops

21‧‧‧Bump

3‧‧‧Connectors

31‧‧‧Connecting Department

32‧‧‧Cards

4‧‧‧Seat seat

41‧‧‧ 容容

411‧‧‧ internal thread

42‧‧‧Perforation

43‧‧‧"

5‧‧‧Flexible parts

The first figure is a schematic view of a three-dimensional combination of the present invention.

The second drawing is a perspective exploded view of the present invention.

The third figure is a schematic cross-sectional view of the assembly of the present invention.

The fourth figure is a schematic diagram of the operation of the fuse block of the present invention to melt the joint and the joint end, and the action of the stopper to close the output hole.

The fifth figure is a schematic diagram of the joint of the present invention being impacted by an external force and being separated from the blocking seat, and the displacement of the receiving pocket is forced by pressing.

The sixth figure is a schematic cross-sectional view showing the deformation of the joint detachment stop seat and the occlusion seat groove of the present invention and the operation of the stopper to close the output hole.

In order to clearly illustrate the above objects and effects of the present invention, the features and effects of the present invention will be described in detail with reference to the accompanying drawings. Please refer to the first to sixth figures of the drawing (in the third, fourth and sixth figures, the arrow indicates the direction of travel of the fluid, and the arrow in the fifth figure indicates the impact or impact of the joint by the external force) The figure shows a fluid interrupting safety device comprising a valve body 1 having a first end The other end of the receiving area 11 is provided with a second receiving area 12, and the valve body 1 has a receiving area 13 therein, and the receiving area 13 communicates with the first receiving area 11 and the second receiving area 12, the first The receiving area 11 has a set of terminals 111, and the second receiving area 12 has a set of connecting ends 121; a blocking member 2 disposed in the receiving area 13; and a blocking seat 4 having a capacity The slot 41 and a connector 3 are disposed in the slot 41.

The foregoing is a main technical feature of the main embodiment of the present invention, which corresponds to the content of the first item of the patent application scope of the present application, and the object and the implementation form of the present invention are known in detail, and the technical features described in the remaining subsidiary patent scopes are The detailed description or additional technical features of the first content of the patent application scope, and not to limit the scope of the first paragraph of the patent application scope, it should be noted that the first item of the patent application scope of the present application does not necessarily include the scope of the remaining subsidiary patents. Technical characteristics.

Referring to the second figure, the blocking seat 4 further has a through hole 42 extending through the receiving slot 41, and the connector 3 has a connecting portion 31 and a latching portion 32, and the connecting portion 31 has a locking portion The connecting portion 31 of the joint 3 passes through the through hole 42 and is partially exposed at one end of the blocking seat 4, and the engaging portion 32 of the joint 3 is caught in the receiving groove 41, and the blocking seat 4 is The other end of the connecting portion 31 is disposed at the assembly end 121 of the second receiving area 12 (as shown in the third figure).

Referring to the third figure, the shield 4 of the present invention is made of a low-melting plastic material, and the low-melting plastic material is used to melt the shield 4 beyond the heat-resistant high temperature. When the joint 3 is disengaged from the valve body 1, the fluid pressure in the first accommodating area 11 is unbalanced, and the fluid flows into the accommodating area 13 and pushes against the stopper 2 to close the accommodating area 13 and the second accommodating area. 12 where the phases are connected to prevent fluid from continuing Flow to the second receiving area 12 causes fluid to leak continuously (as shown in the fourth figure).

Referring to the first and second figures, the bottom wall surface of the groove 41 of the present invention is divided into a plurality of section grooves 43. Referring to the fifth figure, when the joint 3 is subjected to strong impact and impact by external force, The engaging portion 32 of the joint 3 is pressed against the bottom wall surface of the groove of the groove 41, and the respective grooves 43 located at the bottom wall surface of the groove 41 are forced to be pressed, thereby causing the hole diameter of the hole 42 to be changed. Large, and the joint 3 is completely separated from the receiving groove 41 of the blocking seat 2, so that the fluid pressure in the first receiving area 11 is unbalanced, so that a large amount of fluid flows into the receiving area 13 and pushes against the blocking member 2 to close the receiving area. Where the 13 is in communication with the second receiving zone 12 to prevent fluid from continuing to flow to the second receiving zone 12, fluid is continuously leaked (as shown in Figure 6).

Referring to the third and fourth figures, the accommodating area is provided with an elastic member 5, and the elastic member 5 is biased against the stopping member 2, and the stopping member 2 has a protruding post 21, and the protruding post 21 is assembled. The elastic member 5 is disposed in the elastic member 5, and the stopper member 2 is restrained by the elastic member 5. In the present invention, the protrusion 21 of the stopper member 2 is assembled in the elastic member 5, so that the stopper member 2 is subjected to the elastic member. The limit displacement of the stop member 2 is prevented from being displaced by the fluid flowing from the first receiving portion 11 to the accommodating portion 13, so that the stopper member 2 does not arbitrarily roll and displace in the accommodating portion 13.

Referring to the third embodiment, the receiving area 13 is further provided with an input hole 131 and an output hole 132. The input hole 131 is connected to the first receiving area 11 and the output hole 132 is connected to the second receiving area 12. When the fluid is leaking, the fluid flows into the accommodating area 13 through the input hole 131 in the first accommodating area 11 , and the fluid pushes the stopper 2 in the accommodating area 13 and closes the stopper 2 . The output hole 132 of the receiving area 13 allows the fluid to be blocked in the accommodating area 13 so that the fluid does not continue to flow to the second accommodating area 12, resulting in a fluid Continue to leak (as shown in the fourth picture).

Referring to the second figure, an outer thread 1211 is disposed on the outer peripheral side of the set of the connecting end 121, and an inner thread 411 is disposed on the circumferential side wall surface of the receiving groove 41. The inner thread 411 of the receiving groove 41 is screwed to the assembly. The external end of the end portion 121, the threaded portion 1211, the joint 3 and the joint 3 which is formed in the receiving groove 4 of the blocking seat 4 are screwed and fixed to the external thread 1211 of the connecting end 121 by the internal thread 411 of the receiving groove 41 ( As shown in the third figure).

Referring to the third figure, the stopper 2 of the present invention can be made into a ball type or a plug type according to the requirements of the valve body 1 when it is manufactured. The stopper 2 is represented as a type of ball).

With the above, please refer to the second and third figures. When a disaster such as a fire or an earthquake occurs, people often flee from the disaster site and rush to a safe place to evacuate. People often forget to turn off the high-pressure fluid container switch first. Therefore, when a fire occurs, the gas explosion caused by the leaking high-pressure fluid (such as gas) tends to expand the damage. In the present invention, the breaker seat 4 is made of a plastic material having a low melting point characteristic, so that when When the surrounding environment is in the stage of high temperature smoldering, the blocking seat 4 will be heated for the first time to cause melting and start the guard device, so that the joint 3 worn in the receiving groove 4 of the blocking seat 4 will follow the path and the second The assembly end 121 of the accommodating area 12 is disengaged, and at the same time, the fluid pressure in the first accommodating area 11 is unbalanced, so that a large amount of fluid flows into the accommodating area 13, and the stopper 2 closes the output hole of the accommodating area 13. 132, the fluid is blocked in the accommodating area 13, so that the fluid does not continue to flow to the second accommodating area 12, causing the fluid to continuously leak, thereby preventing the disaster from expanding and reducing the damage of people's lives and property (such as the fourth Figure shows). Please refer to the fifth figure, and if the earthquake or human accident encounters the joint 3 of the connecting pipeline is strong When the collision or impact occurs, the card abutting portion 32 of the joint 3 is forced to press against the bottom wall surface of the groove 41 by the force, and the through hole 42 penetrating the groove 41 is spaced apart from the bottom wall of the groove 41. The influence of the plurality of grooves 43 causes the aperture to become larger, so that the engaging portion 32 of the joint 3 is disengaged from the receiving groove 41 of the blocking seat 4, and at the same time, the fluid pressure in the first receiving portion 11 is unbalanced, and the fluid flows in a large amount. In the accommodating area 13, at this time, the present invention activates the guard at the first time while being subjected to a strong collision or impact, so that the stopper 2 closes the output hole 132 of the accommodating area 13 to block the fluid. In the accommodating area 13, the fluid is no longer continued to flow to the second accommodating area 12, and the fluid is continuously leaked, thereby preventing the disaster from expanding and reducing the damage degree of people's lives and property (as shown in the sixth figure).

The above is only a preferred embodiment for explaining the present invention, and is not intended to limit the invention in any way, so that any modifications relating to the present invention are made in the spirit of the same invention. And the changer, other types that can be implemented and have the same effect, should still be included in the scope of the intention of the present invention.

In summary, the "fluid interrupting safety device" of the present invention is practically and cost-effectively and fully meets the needs of industrial development, and the disclosed structural invention has an unprecedented innovative structure, so that it has "Newty" should be taken care of, and the invention can be more effective than the conventional structure. Therefore, it is also "progressive". It fully complies with the requirements of the application requirements for invention patents in China's Patent Law. And please ask the bureau to review it early and give it affirmation.

1‧‧‧ valve body

111‧‧‧Set end

3‧‧‧Connectors

31‧‧‧Connecting Department

4‧‧‧Seat seat

43‧‧‧"

Claims (10)

A fluid interrupting safety device includes: a valve body having a first receiving area at one end and a second receiving area at the other end, and the valve body has a first receiving area and a second receiving area a receiving area, wherein the receiving area is connected to the first receiving area and the second receiving area, the first receiving area has a set of ends, and the second receiving area has a set of ends; a stop member, the setting In the receiving area; and a blocking seat, which has a receiving slot and a joint, the set of connecting ends are arranged in the receiving slot. The fluid blocking safety device according to claim 1, wherein the blocking seat further has a through hole extending through the receiving groove, and the joint has a connecting portion and a snapping portion, and the connecting portion has a card and a card The abutting portion is connected, the connecting portion of the joint passes through the through hole and is partially exposed at one end of the blocking seat, and the engaging portion of the joint is stuck in the receiving groove, and the other end group of the blocking seat is exposed at the connecting portion The assembly end is disposed at the second receiving area. The fluid-blocking safety device according to claim 1, wherein the blocking seat is made of a low-melting plastic material, and the low-melting-point plastic material has properties of the low-melting plastic material, so that the joint is melted at a high temperature, so that the joint is The valve body is disengaged, so that the fluid pressure in the first receiving area is unbalanced, so that a large amount of fluid flows into the receiving area and pushes against the communication between the blocking receiving area and the second receiving area to prevent the fluid from continuing to flow. The second receiving area causes fluid to leak continuously. The fluid interrupting safety device according to claim 2, wherein the blocking seat is made of a low-melting plastic material, and the low-melting-point plastic material is used to cause the blocking seat to be melted at a high temperature to make the joint and the joint The valve body is disengaged, so that the fluid pressure in the first receiving area is unbalanced, so that a large amount of fluid flows into the receiving area and pushes against the communication between the blocking receiving area and the second receiving area to prevent the fluid from continuing to flow. Second receiving area The fluid is constantly leaking. The fluid shut-off safety device according to the fourth aspect of the invention, wherein the bottom wall surface of the groove is divided into a plurality of slits. The fluid interruption safety device according to any one of the preceding claims, wherein the accommodating portion is provided with an elastic member, and the elastic member is biased against the stopper, and the stopper has a A stud is disposed in the elastic member to limit the stopper to the elastic member. The fluid interruption safety device according to the first aspect of the invention, wherein the receiving area further comprises an input hole and an output hole, the input hole is in communication with the first receiving area, and the output hole is connected to the second receiving area The districts are connected. The fluid interrupting safety device according to the sixth aspect of the invention, wherein the receiving area further comprises an input hole and an output hole, wherein the input hole communicates with the first receiving area, and the output hole and the second receiving area The districts are connected. The fluid-interrupting safety device according to the first aspect of the invention, wherein the outer peripheral side of the set of connecting ends is provided with an external thread, and the circumferential side groove wall surface of the receiving groove is provided with an internal thread, and the internal thread of the receiving groove is screwed Threaded outside the set end. The fluid shutoff safety device of claim 1, wherein the stop member is a ball or a plug.