阅读说明：本技术 一种套接式多功能燃气安全阀 (Cup joint formula multifunctional gas relief valve ) 是由 李俊德 于 2021-08-24 设计创作，主要内容包括：本发明属于安全阀技术领域,尤其是一种套接式多功能燃气安全阀,针对现有的燃气安全阀功能单一,不能进行多用问题,现提出以下方案,包括阀体,所述阀体的顶部外壁开设球头换向阀放置口,且阀体的两侧均开设有两个短管,所述阀体的正前方开设有长管,所述阀体的长管圆柱外壁开设有第一连接螺纹,且阀体的顶部外壁开设球头换向阀放置口的底部内壁滑动连接有球头换向阀。本发明通过设置有阀体、调节杆、球头换向阀、密封块、阀盖、限位块、调节旋钮、进气阀芯、进气阀体、第二卡接套、第一复位弹簧、锁紧螺母和第二复位弹簧,模式一：将该安全阀与相关的设备连接,与普通安全阀工作原理一致,当压力达到一定值时候。(The invention belongs to the technical field of safety valves, and particularly relates to a sleeved multifunctional gas safety valve which aims at the problems that the existing gas safety valve is single in function and cannot be used for multiple purposes. The invention is provided with a valve body, an adjusting rod, a ball head reversing valve, a sealing block, a valve cover, a limiting block, an adjusting knob, an air inlet valve core, an air inlet valve body, a second clamping sleeve, a first return spring, a locking nut and a second return spring, and the mode I is as follows: the safety valve is connected with related equipment, the working principle of the safety valve is consistent with that of a common safety valve, and when the pressure reaches a certain value.)

1. A socket joint type multifunctional gas safety valve comprises a valve body (1) and is characterized in that a ball head reversing valve placing opening is formed in the outer wall of the top of the valve body (1), two short pipes are respectively formed in two sides of the valve body (1), a long pipe is arranged right ahead of the valve body (1), a first connecting thread is formed in the outer wall of a long pipe cylinder of the valve body (1), a ball head reversing valve (3) is connected to the inner wall of the bottom of the ball head reversing valve placing opening formed in the outer wall of the top of the valve body (1) in a sliding mode, a sealing block (4) is connected to the inner wall of the ball head reversing valve placing opening of the valve body (1) in a sliding mode, a first rotating hole is formed in the outer wall of the top of the sealing block (4), the ball head reversing valve (3) is formed by combining a ball body and a cylinder, a T-shaped communicating hole is formed in the outer wall of the ball body of the ball head reversing valve (3), and a cross block is formed in the outer wall of the top of the cylinder of the ball head reversing valve (3), and the cylinder of the ball head reversing valve (3) is in sliding fit with the first rotating hole.

2. The sleeved multifunctional gas safety valve as claimed in claim 1, wherein the long pipe of the valve body (1) is connected with the gas inlet valve body (13) through a screw thread, and the inner wall of one side of the gas inlet valve body (13) is provided with a rubber ring (12), and the rubber ring (12) is located between the inner wall of one side of the gas inlet valve body (13) and the outer wall of one side of the long pipe of the valve body (1).

3. The sleeved multifunctional gas safety valve according to claim 2, wherein the inner wall of the long pipe of the valve body (1) is slidably connected with an air inlet valve core (11), the inner wall of the air inlet valve core (11) is slidably connected with a second return spring (17), one end of the cylindrical outer wall of the air inlet valve core (11) is provided with air inlets distributed at equal intervals, and the air inlet valve core (11) is in contact with the rubber ring (12).

4. The sleeved multifunctional gas safety valve as claimed in claim 2, wherein a tapered hole is formed in an outer wall of one side of the gas inlet valve body (13), a second connecting thread is formed in an outer cylindrical wall of the gas inlet valve body (13), a second clamping sleeve (14) is slidably connected to an inner wall of the tapered hole, and a second clamping block (18) is connected to the outer cylindrical wall of the gas inlet valve body (13) through the second connecting thread.

5. The sleeved multifunctional gas safety valve according to claim 1, wherein a tapered hole is formed in the middle of the outer wall on the short pipe side of the valve body (1), a positioning cylinder is formed in the middle of the outer wall on the short pipe side of the valve body (1), the positioning cylinder is located inside the tapered hole of the short pipe, an O-shaped ring (10) is sleeved on the positioning cylinder on the short pipe of the valve body (1), a first clamping sleeve (9) is slidably connected to the tapered hole of the short pipe of the valve body (1), a fourth thread is formed on the cylindrical outer wall of the short pipe, and a first clamping block (8) is connected to the short pipe of the valve body (1) through the fourth thread.

6. The sleeved multifunctional gas safety valve as claimed in claim 1, wherein the valve cover (5) is fixed on the top outer wall of the valve body (1) through a screw, a second rotating hole is formed in the top outer wall of the valve cover (5), the adjusting rod (2) is connected to the inner wall of the second rotating hole in a sliding mode, the cross-shaped joint is formed in the bottom outer wall of the adjusting rod (2), and the inner wall of the cross-shaped joint is in sliding fit with the cross-shaped block on the top of the cylinder of the ball head reversing valve (3).

7. The sleeved multifunctional gas safety valve according to claim 6, wherein the inner wall of the adjusting rod (2) is sleeved with a first return spring (15), the top outer wall of the valve cover (5) is fixed with a limiting block (6) through a screw, and the first return spring (15) is located between the limiting block (6) and the adjusting rod (2).

8. The muff-coupling multifunctional gas safety valve according to claim 7, characterized in that the outer cylindrical wall of the adjusting rod (2) is provided with a third connecting thread, both sides of the outer cylindrical wall of the adjusting rod (2) are provided with rectangular openings, the inner wall of each rectangular opening is slidably connected with an adjusting knob (7), the outer top wall of the limiting block (6) is provided with four limiting openings which are distributed equidistantly, the outer bottom wall of the adjusting knob (7) is provided with a limiting post which is matched with the limiting openings, the adjusting rod (2) is connected with a locking nut (16) through the third connecting thread, and the locking nut (16) is located at the top of the adjusting knob (7).

Technical Field

The invention relates to the technical field of safety valves, in particular to a sleeved multifunctional gas safety valve.

Background

The safety valve is a special valve, wherein the opening and closing part is in a normally closed state under the action of external force, and when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the medium is discharged to the outside of the system to prevent the pressure of the medium in the pipeline or the equipment from exceeding the specified value.

The safety valve is mainly used for boiler, pressure container and pipeline, and its control pressure is not greater than specified value, so that it can play important role in protecting personal safety and equipment operation. The injection and safety valve must be pressure tested before it can be used. The sleeved gas safety valve is researched, but the existing gas safety valve is single in function and cannot be used for multiple purposes.

Disclosure of Invention

The invention provides a sleeved multifunctional gas safety valve based on the technical problems that an existing gas safety valve is single in function and cannot be used for multiple purposes.

The invention provides a socket joint type multifunctional gas safety valve which comprises a valve body, wherein a ball head reversing valve placing opening is formed in the outer wall of the top of the valve body, two short pipes are arranged on both sides of the valve body, a long pipe is arranged right in front of the valve body, a first connecting thread is arranged on the outer wall of the long pipe cylinder of the valve body, and the inner wall of the bottom of the valve body, the outer wall of the top of which is provided with a ball head reversing valve placing opening, is connected with a ball head reversing valve in a sliding way, the inner wall of the ball head reversing valve placing opening of the valve body is connected with a sealing block in a sliding way, the outer wall of the top part of the sealing block is provided with a first rotating hole, the ball head reversing valve is formed by combining a ball body and a cylinder, and the outer wall of the ball body of the ball head reversing valve is provided with a T-shaped communicating hole, the outer wall of the top of the cylinder of the ball head reversing valve is provided with a cross block, and the cylinder of the ball head reversing valve is in sliding fit with the first rotating hole.

Preferably, the long pipe of valve body has the air intake valve body through threaded connection, and the one side inner wall of air intake valve body is provided with the rubber circle, and the rubber circle is located between one side inner wall of air intake valve body and the long pipe of valve body outer wall on one side.

Preferably, the inner wall of the long pipe of the valve body is connected with an air inlet valve core in a sliding manner, the inner wall of the air inlet valve core is connected with a second return spring in a sliding manner, one end of the cylindrical outer wall of the air inlet valve core is provided with air inlet holes distributed at equal intervals, and the air inlet valve core is in contact with the rubber ring.

Preferably, the bell mouth has been seted up to one side outer wall of air intake valve body, and the cylinder outer wall of air intake valve body has seted up second connecting thread, and the inner wall sliding connection of bell mouth has the second joint cover, and the cylinder outer wall of air intake valve body has the second joint piece through second connecting thread connection.

Preferably, the bell mouth has been seted up at nozzle stub one side outer wall middle part of valve body, and nozzle stub one side outer wall middle part of valve body has seted up a location section of thick bamboo, and a location section of thick bamboo is located the bell mouth of nozzle stub inside, and the location section of thick bamboo has cup jointed the O shape circle on the nozzle stub of valve body, and the bell mouth sliding connection of the nozzle stub of valve body has first joint cover, and the fourth screw thread is seted up to the cylinder outer wall of nozzle stub, the nozzle stub of valve body has first joint piece through fourth threaded connection.

Preferably, the valve cover is fixed on the outer wall of the top of the valve body through a screw, a second rotating hole is formed in the outer wall of the top of the valve cover, an adjusting rod is connected to the inner wall of the second rotating hole in a sliding mode, a cross-shaped butt joint is formed in the outer wall of the bottom of the adjusting rod, and the inner wall of the cross-shaped butt joint is in sliding fit with a cross block on the top of a cylinder of the ball head reversing valve.

Preferably, the inner wall of the adjusting rod is sleeved with a first return spring, the outer wall of the top of the valve cover is fixed with a limiting block through a screw, and the first return spring is located between the limiting block and the adjusting rod.

Preferably, the third connecting thread has been seted up to the cylinder outer wall of regulation pole, and the rectangle mouth has all been seted up on the cylinder outer wall both sides of adjusting the pole, and the inner wall sliding connection of rectangle mouth has adjust knob, and the top outer wall of stopper has seted up the spacing mouth that distributes in four equidistance, and adjust knob's bottom outer wall has seted up spacing post, spacing post and spacing mouthful looks adaptation, and it has lock nut to adjust the pole through third threaded connection, and lock nut is located adjust knob's top.

The beneficial effects of the invention are as follows:

1. this multi-functional gas relief valve of cup joint formula through being provided with valve body, regulation pole, bulb switching-over valve, sealed piece, valve gap, stopper, adjust knob, admit air case, the valve body of admitting air, second joint cover, first reset spring, lock nut and second reset spring, the mode is one: the safety valve is connected with related equipment, the working principle of the safety valve is consistent with that of a common safety valve, and when the pressure reaches a certain value, the exhaust and pressure reduction treatment is carried out; and a second mode: the air inlet valve body is rotated, the air inlet valve core is taken out, then the air inlet valve body and the valve body are installed, and at the moment, the safety valve becomes a reversible three-way valve.

2. This multi-functional gas relief valve of cup joint formula through being provided with O shape circle and rubber circle, rubber shape has good elasticity, receives extrusion deformation, and relevant part is hugged closely in the resilience of rubber material, can improve the leakproofness, can improve the resilience shape simultaneously.

3. This multi-functional gas relief valve of muff-coupling type through being provided with first joint piece, first joint cover, second joint cover and second joint piece, mainly realizes the cooperation of muff-coupling type.

Drawings

Fig. 1 is a schematic perspective view of a sleeved multifunctional gas safety valve according to the present invention;

FIG. 2 is a schematic diagram of an explosion structure of a sleeved multifunctional gas safety valve according to the present invention;

FIG. 3 is a schematic structural diagram of a valve body of the sleeved multifunctional gas safety valve provided by the invention;

FIG. 4 is a schematic view of an adjusting rod structure of the sleeved multifunctional gas safety valve according to the present invention;

FIG. 5 is a schematic structural view of a reversing ball valve of the sleeved multifunctional gas safety valve;

FIG. 6 is a schematic structural diagram of a sealing block of the sleeved multifunctional gas safety valve according to the present invention;

FIG. 7 is a schematic view of a valve cover structure of a sleeved multifunctional gas safety valve according to the present invention;

FIG. 8 is a schematic structural view of a limiting block of the sleeved multifunctional gas safety valve according to the present invention;

FIG. 9 is a schematic structural view of an adjusting knob of the sleeved multifunctional gas safety valve according to the present invention;

fig. 10 is a schematic view of a first clamping block structure of the sleeved multifunctional gas safety valve according to the present invention;

fig. 11 is a schematic view of a first snap-fit sleeve structure of the sleeved multifunctional gas safety valve according to the present invention;

FIG. 12 is a schematic structural view of an O-ring of the sleeved multi-functional gas safety valve according to the present invention;

fig. 13 is a schematic structural view of an air inlet valve core of the sleeved multifunctional gas safety valve provided by the invention;

fig. 14 is a schematic structural view of a rubber ring of the sleeved multifunctional gas safety valve provided by the invention;

FIG. 15 is a schematic view of an air inlet valve of the sleeved multifunctional gas safety valve according to the present invention;

fig. 16 is a schematic diagram of a second snap-fit sleeve structure of the sleeved multifunctional gas safety valve according to the present invention;

FIG. 17 is a left side view structural section view of a sleeved multi-functional gas safety valve according to the present invention;

fig. 18 is a sectional view of a valve body front view structure of the sleeved multifunctional gas safety valve provided by the invention.

In the figure: 1. a valve body; 2. adjusting a rod; 3. a ball head reversing valve; 4. a sealing block; 5. a valve cover; 6. a limiting block; 7. adjusting a knob; 8. a first clamping block; 9. a first bayonet sleeve; 10. an O-shaped ring; 11. an air inlet valve core; 12. a rubber ring; 13. an intake valve body; 14. a second clamping sleeve; 15. a first return spring; 16. locking the nut; 17. a second return spring; 18. and a second clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-18, a socket joint type multifunctional gas safety valve comprises a valve body 1, a ball head reversing valve placing opening is arranged on the outer wall of the top of the valve body 1, two short pipes are arranged on both sides of the valve body 1, a long pipe is arranged right in front of the valve body 1, a first connecting thread is arranged on the cylindrical outer wall of the long pipe of the valve body 1, and the inner wall of the bottom of the valve body 1, the outer wall of which is provided with a bulb reversing valve placing opening, is connected with a bulb reversing valve 3 in a sliding way, and the inner wall of the ball head reversing valve placing opening of the valve body 1 is connected with a sealing block 4 in a sliding way, the outer wall of the top part of the sealing block 4 is provided with a first rotating hole, the ball head reversing valve 3 is formed by combining a ball body and a cylinder, and the outer wall of the ball body of the ball head reversing valve 3 is provided with a T-shaped communicating hole, the outer wall of the top of the cylinder of the ball head reversing valve 3 is provided with a cross block, and the cylinder of the ball head reversing valve 3 is in sliding fit with the first rotating hole.

According to the invention, a long pipe of a valve body 1 is connected with an air inlet valve body 13 through threads, a rubber ring 12 is arranged on the inner wall of one side of the air inlet valve body 13, the rubber ring 12 is positioned between the inner wall of one side of the air inlet valve body 13 and the outer wall of one side of the long pipe of the valve body 1, the inner wall of the long pipe of the valve body 1 is connected with an air inlet valve core 11 in a sliding manner, a second return spring 17 is connected on the inner wall of the air inlet valve core 11 in a sliding manner, air inlets distributed at equal intervals are formed in one end of the cylindrical outer wall of the air inlet valve core 11, the air inlet valve core 11 is in contact with the rubber ring 12, fixed extrusion force is provided by utilizing the inherent property of the springs, after the air pressure exceeds a value, the air inlet valve core 11 moves backwards to exhaust air, and the rubber ring 12 mainly improves the sealing property.

In the invention, the outer wall of one side of the air inlet valve body 13 is provided with a tapered hole, the cylindrical outer wall of the air inlet valve body 13 is provided with a second connecting thread, the inner wall of the tapered hole is connected with a second clamping sleeve 14 in a sliding manner, and the cylindrical outer wall of the air inlet valve body 13 is connected with a second clamping block 18 through the second connecting thread, so that the clamping performance is realized.

In the invention, a tapered hole is arranged in the middle of the outer wall of one side of a short pipe of a valve body 1, a positioning cylinder is arranged in the middle of the outer wall of one side of the short pipe of the valve body 1, the positioning cylinder is positioned in the tapered hole of the short pipe, an O-shaped ring 10 is sleeved on the positioning cylinder of the short pipe of the valve body 1, a first clamping sleeve 9 is slidably connected with the tapered hole of the short pipe of the valve body 1, a fourth thread is arranged on the cylindrical outer wall of the short pipe, the short pipe of the valve body 1 is connected with a first clamping block 8 through the fourth thread, a valve cover 5 is fixed on the outer wall of the top of the valve body 1 through a screw, a second rotating hole is arranged on the outer wall of the top of the valve cover 5, an adjusting rod 2 is slidably connected with the inner wall of the second rotating hole, a cross butt joint is arranged on the outer wall of the bottom of the adjusting rod 2, the inner wall of the cross butt joint is in sliding fit with a cross block at the top of a cylinder of a ball head reversing valve 3, a first return spring 15 is sleeved on the inner wall of the adjusting rod 2, and a limiting block 6 is fixed on the outer wall of the top of the valve cover 5 through a screw, first reset spring 15 is located stopper 6 and adjusts between pole 2, the third connecting thread has been seted up to the cylinder outer wall of pole 2, and the rectangle mouth has all been seted up on the cylinder outer wall both sides of adjusting pole 2, the inner wall sliding connection of rectangle mouth has adjust knob 7, the spacing mouth that distributes in four equidistance is seted up to the top outer wall of stopper 6, spacing post has been seted up to adjust knob 7's bottom outer wall, spacing post and spacing mouthful looks adaptation, it has lock nut 16 to adjust pole 2 through third threaded connection, lock nut 16 is located adjust knob 7's top, can pull up transfer knob 7, then rotate, make bulb switching-over valve 3 realize the switching-over, the tee bend is with close, spacing post and spacing mouthful are mutually supported and can be carried out the location.

The working principle is as follows: the first mode is as follows: the safety valve is connected with related equipment, the working principle of the safety valve is consistent with that of a common safety valve, and when the pressure reaches a certain value, the exhaust and pressure reduction treatment is carried out;

and a second mode: the air inlet valve body 13 is rotated, the air inlet valve core 11 is taken out, the air inlet valve body 13 and the valve body 1 are installed, and at the moment, the safety valve becomes a reversible three-way valve.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.