CN217056498U - Hot pressure relief device for integrated bottle opening valve - Google Patents

Abstract

The utility model discloses an integrated form is hot pressure relief device for bottleneck valve, including valve body and nut, the inside threaded connection of valve body has the nut, a side surface of valve body runs through and is provided with pressure release channel, the glass bubble has been placed to the inside of nut, the internally mounted of valve body has the case, the inside slidable mounting of nut has the case, and the case is located the inside of valve body, the fourth sealing washer has been cup jointed on the surface of case. The utility model discloses an install valve body, nut, case, first sealing washer, second sealing washer, gasket and fourth sealing washer, when normal function, prevent through the sealing washer of bottom that hydrogen from getting into valve pocket and pressure release passageway, when the temperature reaches 110 +/-5 degrees centigrade, the glass bubble breaks, and the case is at the upward movement under the effect of spring force and atmospheric pressure, makes the sealing washer of bottom lose sealed effect, and the air current is discharged from the discharge opening, realizes the pressure release effect.

Description

Hot pressure relief device for integrated bottle opening valve

Technical Field

The utility model relates to a heat pressure relief device technical field specifically is a heat pressure relief device for integrated form bottleneck valve.

Background

The pressure limiting valve is a safety device designed to protect a pressurized container or system in an overpressure event, and the same situation applies to a thermal pressure relief device or a thermal pressure limiting valve, which is different from a simple pressure limiting valve, and is activated to perform overpressure protection on the pressurized container or the pressurized system when a preset or preset limit temperature is reached, while the thermal pressure limiting valve relates to the overpressure event caused by the temperature rise in the container environment or the system environment, but the existing thermal pressure relief device still has some defects in the use process, and the integrated type bottleneck valve thermal pressure relief device is provided to solve the related problems.

The existing hot pressure relief device has the following defects:

patent document CN215334698U discloses a hot pressure relief apparatus, "comprising: a valve unit which is fluidically connectable to the gas accumulator and/or the gas accumulator system and has at least one fluid path, by means of which the gas accumulator and/or the gas accumulator system can be emptied, the valve unit having a closing element which is adjustable and/or movable between an open position, in which gas can flow through the fluid path, and a closed position, in which gas cannot flow through the fluid path; a first trigger mechanism provided for adjusting and/or moving the closing element into the open position and/or allowing the closing element to be adjusted and/or moved into the open position by the action of heat, the first trigger mechanism being further designed for: the thermal effect is detected at another location of the gas accumulator and/or gas accumulator system than the installation location of the TPRD and/or at least at two spatially separated locations and/or areas. The utility model discloses still relate to a gas accumulator and a gas accumulator system ", but this pressure relief device is at the in-process that uses, when not reaching limit temperature, the too big condition of inside temperature can appear in the pressure relief device, because this pressure relief device does not have temperature alarming function, leads to the condition that the staff can't in time know real-time temperature, comes to investigate dangerous situation, can't ensure staff's personal safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrated form bottleneck is heat pressure relief device for valve to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an integrated form is hot pressure relief device for bottleneck valve, includes valve body and nut, its characterized in that: the novel valve is characterized in that a nut is connected to the inner portion of the valve body in a threaded mode, a pressure relief channel penetrates through the surface of one side of the valve body, glass bubbles are placed inside the nut, a valve core is installed inside the valve body, a spring for controlling the valve core to move is arranged between the valve core and the nut, a fourth sealing ring is arranged at the position, in contact with the inner surface of the valve body, of the end portion of the valve core, and gaskets are arranged on the upper side and the lower side of the fourth sealing ring.

Preferably, the top surface of the nut is provided with through holes at equal intervals.

Preferably, the surface of the valve core is sleeved with a first sealing ring, the first sealing ring is located inside the nut, the surface of the nut is sleeved with a second sealing ring, and the second sealing ring is located inside the valve body.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an install the valve body, the nut, the case, first sealing washer, the second sealing washer, gasket and fourth sealing washer, when normal function, can prevent through the fixed fourth sealing washer of gasket that hydrogen from letting out, when the temperature reaches 110 + -5 degrees centigrade, the glass bubble takes place to break, the case is the upward movement under the effect of spring and atmospheric pressure, the fourth sealing washer that makes the bottom loses sealed effect, thereby make the air current discharge from the pressure release passageway, and through the setting of three group's perforating holes, come to the piece of broken glass bubble for discharging, thereby when reaching the limit temperature, carry out the pressure release work automatically.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the valve core and gasket mounting structure of the present invention;

FIG. 3 is a schematic view of the structure of the present invention in a pressure-releasing and air-releasing state;

FIG. 4 is a schematic sectional view of the present invention;

fig. 5 is a schematic view of the structure at a of the present invention.

In the figure: 1. a valve body; 2. a nut; 3. a glass bulb; 4. a valve core; 5. a spring; 6. a second seal ring; 7. a fourth seal ring; 8. a pressure relief channel; 9. a gasket; 10. a through hole; 11. a first seal ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1, 2, 3, 4 and 5, an integrated hot-relief device for a bottle opening valve includes a valve body 1 and a nut 2, and is characterized in that: the inside threaded connection of valve body 1 has nut 2, and one side surface of valve body 1 runs through and is provided with pressure release channel 8, and glass bubble 3 has been placed to the inside of nut 2, and the internally mounted of valve body 1 has case 4, is equipped with the spring 5 of control case 4 motion between case 4 and the nut 2, and case 4 tip is equipped with fourth sealing washer 7 with 1 internal surface contact position of valve body, and both sides are equipped with gasket 9 about the fourth sealing washer 7.

Specifically, in normal operation, when the glass bulb 3 is not broken, the glass bulb 3 can compress the spring 5 and abut against one end of the valve core 4, so that the tail end of the valve core 4 blocks the valve body 1, the fourth sealing ring 7 is fixed through the gasket 9, hydrogen can be prevented from entering the valve cavity and the pressure relief channel 8, when the temperature reaches 110 +/-5 ℃, the glass bulb 3 is broken, the valve core 4 moves upwards under the action of the spring 5 and the air pressure, the fourth sealing ring 7 at the bottom loses the sealing effect, so that the air flow is discharged from the pressure relief channel 8, and fragments of the broken glass bulb 3 are discharged through the three groups of through holes 10.

The surface of the valve core 4 is sleeved with a first sealing ring 11, the first sealing ring 11 is positioned inside the nut 2, the surface of the nut 2 is sleeved with a second sealing ring 6, and the second sealing ring 6 is positioned inside the valve body 1.

Specifically, in the process of using this TPRD, screw in nut 2 in valve body 1, accomplish the installation to TPRD, first sealing washer 11 and second sealing washer 6 are at glass bubble 3 rupture case 4 bullet, play the sealing action when bottom fourth sealing washer 7 became invalid and prevent that hydrogen from spilling the valve body, in normal operating, realize sealed effect through fourth sealing washer 7, and the cooperation of fourth sealing washer 7 through gasket 9 is used, can carry out strict sealing to the clearance department of valve body 1 and case 4, avoid from this that pressure is direct to be let out by clearance department, thereby guarantee that this TPRD has good leakproofness, so that the normal use of the device.

The working principle is as follows: in normal operation, when glass bubble 3 did not break, glass bubble 3 can make spring 5 compress, and support the one end of case 4, thereby make the tail end of case 4 block up valve body 1, and fix fourth sealing washer 7 through gasket 9, can prevent that hydrogen from getting into in valve chamber and the pressure release passageway 8, when the temperature reached 110 + -5 degrees centigrade, glass bubble 3 broke, case 4 upward movement under the effect of spring 5 and atmospheric pressure, make the fourth sealing washer 7 of bottom lose sealing effect, thereby make the air current discharge from pressure release passageway 8, and through the setting of three group's perforating holes 10, come the piece of broken glass bubble 3 to discharge.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (3)

1. The utility model provides an integrated form is hot pressure relief device for bottleneck valve, includes valve body (1) and nut (2), its characterized in that: the glass bulb-type air-conditioning valve is characterized in that a nut (2) is connected to the inner thread of the valve body (1), a pressure relief channel (8) penetrates through the surface of one side of the valve body (1), a glass bulb (3) is placed inside the nut (2), a valve core (4) is installed inside the valve body (1), a spring (5) for controlling the valve core (4) to move is arranged between the valve core (4) and the nut (2), a fourth sealing ring (7) is arranged at the inner surface contact position of the valve body (1) at the end part of the valve core (4), and gaskets (9) are arranged on the upper side and the lower side of the fourth sealing ring (7).

2. The integrated form is hot pressure relief device for bottleneck valve according to claim 1, characterized in that: the top surface of the nut (2) is provided with through holes (10) in an equidistant penetrating manner.

3. The tplat device for an integrated finish valve according to claim 1, wherein: the surface of the valve core (4) is sleeved with a first sealing ring (11), the first sealing ring (11) is located inside the nut (2), the surface of the nut (2) is sleeved with a second sealing ring (6), and the second sealing ring (6) is located inside the valve body (1).

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