CN219388627U - Safety valve - Google Patents

Abstract

The utility model discloses a safety valve, which comprises a valve body, wherein the inner wall of the valve body is connected with a plastic cap in a threaded manner, the top end of the plastic cap is rotationally connected with a rotary cap, the inner wall of the valve body is clamped with a rubber sleeve, the top end of the rubber sleeve is fixedly connected with a red paper gasket, the bottom end of the plastic cap is contacted with the top end of the red paper gasket, the inner wall of the rubber sleeve is clamped with the plastic sleeve, a locking cap is arranged in the rotary cap, the inner top wall of the rotary cap is fixedly embedded with a hand wheel, the inner bottom wall of the valve body is provided with a valve rod, and the outer surface of the valve rod is sleeved with a spring. The device is through valve rod, spring, rubber sleeve and the plastic sleeve that set up, can utilize the flexible elasticity of spring to cushion the plastic sleeve and unload the power protection, avoid the impact damage of rubber sleeve and plastic sleeve, effectively avoid the inside phenomenon that receives liquid corrosion of relief valve simultaneously, the safety of the relief valve of being convenient for uses for a long time, this device structure simple process, convenient assembling, long service life and have low in production cost's advantage.

Description

Safety valve

Technical Field

The utility model relates to the technical field of safety valves, in particular to a safety valve.

Background

The safety valve is a branch of a valve family, and is special in that the safety valve is different from other valves and only plays a role of opening and closing, and more importantly, plays a role of protecting equipment, and in household water tanks and water pipes, the safety valve is often used for regulating and controlling water pressure so as to protect a water pump and a motor.

When the existing household safety valve is used, the sealing sleeve inside the household safety valve is easily damaged due to the fact that the sealing sleeve is often contacted with liquid fluid, and the sealing sleeve is easily subjected to rusting and corrosion phenomena, so that the service life of the safety valve is shortened, and therefore the safety valve is provided for solving the problems.

Disclosure of Invention

The present utility model is directed to a safety valve for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a relief valve, includes the valve body, the inner wall threaded connection of valve body has the plastic cap, the top of plastic cap rotates and is connected with rotatory cap, the inner wall joint of valve body has the rubber sleeve, the top fixedly connected with red paper gasket of rubber sleeve, the bottom of plastic cap contacts with the top of red paper gasket, the inner wall joint of rubber sleeve has the plastic sleeve, the inside of rotatory cap is equipped with the locking cap, the fixed hand wheel that inlays of the inner roof of rotatory cap, the valve rod is installed to the interior bottom wall of valve body, the surface cover of valve rod is equipped with the spring, rubber sleeve, plastic sleeve, locking cap and hand wheel and threaded connection have hexagon nut are run through in proper order on the top of valve rod.

In a further embodiment, a plastic cover is clamped at the top end of the rotary cap, and a first commercial label and a rotary arrow are fixedly connected to the upper surface of the plastic cover.

In a further embodiment, the outer surface of the swivel cap is provided with a set of anti-skid threads.

In a further embodiment, the outer surface of the valve rod is sleeved with a metal gasket, the metal gasket is located inside the rotary cap, and the upper surface of the metal gasket is in contact with the bottom surface of the hexagonal nut.

In a further embodiment, a second commercial label is fixedly connected to the front face of the valve body, and the second commercial label is located in the middle of the valve body.

In a further embodiment, a vertical arrow and a numerical marker are fixedly connected to the back of the valve body, and the numerical marker is located above the vertical arrow.

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

the device can utilize the telescopic elasticity of the spring to buffer and unload the force protection to the plastic sleeve through the valve rod, the spring, the rubber sleeve and the plastic sleeve, avoid the impact damage of the rubber sleeve and the plastic sleeve, effectively avoid the phenomenon that the safety valve is corroded by liquid, and facilitate the safe and long-term use of the safety valve.

Drawings

Fig. 1 is a sectional view of a front view of a valve body of a safety valve.

Fig. 2 is a front view of a valve body in the relief valve.

Fig. 3 is a rear view of the valve body in the relief valve.

Fig. 4 is a top view of the valve body in the relief valve.

In the figure: 1. a valve body; 2. a plastic cap; 3. a valve stem; 4. a locking cap; 5. a plastic sleeve; 6. a rubber sleeve; 7. a red paper pad; 8. a hand wheel; 9. a plastic cover; 10. a spring; 11. a hexagonal nut; 12. a metal gasket; 13. rotating the cap; 14. anti-skid lines; 15. a second merchant label; 16. vertical arrows; 17. a digital label; 18. a first merchant label; 19. the arrow is rotated.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in the safety valve of the utility model, the safety valve comprises a valve body 1, wherein the inner wall of the valve body 1 is in threaded connection with a plastic cap 2, the top end of the plastic cap 2 is rotationally connected with a rotary cap 13, the inner wall of the valve body 1 is clamped with a rubber sleeve 6, the top end of the rubber sleeve 6 is fixedly connected with a red paper gasket 7, the bottom end of the plastic cap 2 is contacted with the top end of the red paper gasket 7, the inner wall of the rubber sleeve 6 is clamped with a plastic sleeve 5, a locking cap 4 is arranged in the rotary cap 13, the inner top wall of the rotary cap 13 is fixedly embedded with a hand wheel 8, the inner bottom wall of the valve body 1 is provided with a valve rod 3, the outer surface of the valve rod 3 is sleeved with a spring 10, and the top end of the valve rod 3 sequentially penetrates through the rubber sleeve 6, the plastic sleeve 5, the locking cap 4 and the hand wheel 8 and is in threaded connection with a hexagonal nut 11.

The top joint of rotatory cap 13 has plastic cover 9, and plastic cover 9's upper surface fixedly connected with first commercial sign 18 and rotatory arrow 19 can be to the direction of rotation of relief valve sign, and the people of being convenient for use the relief valve, a set of anti-skidding line 14 has been seted up to rotatory cap 13's surface, can make the more convenient rotation relief valve of people, the operation of the relief valve of being convenient for uses.

The surface cover of valve rod 3 is equipped with metal gasket 12, metal gasket 12 is located the inside of rotatory cap 13, metal gasket 12 upper surface contacts with the bottom surface of hexagon nut 11, can protect rotatory cap 13, and realize the stable installation of valve rod 3, the positive fixedly connected with second commercial sign 15 of valve body 1, the middle part that second commercial sign 15 is located valve body 1 can set forth the model of relief valve, be convenient for people's understanding to the relief valve, the back fixedly connected with vertical arrow 16 of valve body 1 and digital mark 17, digital mark 17 is located the top of vertical arrow 16, can be convenient for people to the correct installation of relief valve.

The working principle of the utility model is as follows:

when the valve is used, the valve body 1 is firstly arranged on the water tank split branch, when the safety valve is used, the rotary cap 13 is rotated to drive the hand wheel 8 to rotate and the valve rod 3 to rotate, the compression and positioning of the locking cap 4 on the plastic sleeve 5 are released, water flow enters the rubber sleeve 6 and the plastic sleeve 5 through the water inlet at the bottom of the valve body 1 to push upwards, and is discharged through the outlet of the safety valve, so that the pressure relief operation on the water tank is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. A safety valve, characterized in that: including valve body (1), the inner wall threaded connection of valve body (1) has plastic cap (2), the top of plastic cap (2) rotates and is connected with rotatory cap (13), the inner wall joint of valve body (1) has rubber sleeve (6), the top fixedly connected with red paper gasket (7) of rubber sleeve (6), the bottom of plastic cap (2) contacts with the top of red paper gasket (7), the inner wall joint of rubber sleeve (6) has plastic sleeve (5), the inside of rotatory cap (13) is equipped with locking cap (4), the inner roof of rotatory cap (13) is fixed to be inlayed with hand wheel (8), valve rod (3) are installed to the interior inner wall of valve body (1), the surface cover of valve rod (3) is equipped with spring (10), the top of valve rod (3) runs through rubber sleeve (6), plastic sleeve (5), locking cap (4) and hand wheel (8) and threaded connection have hexagon nut (11) in proper order.

2. A safety valve according to claim 1, wherein: the top of the rotary cap (13) is clamped with a plastic cover (9), and the upper surface of the plastic cover (9) is fixedly connected with a first commercial sign (18) and a rotary arrow (19).

3. A safety valve according to claim 1, wherein: the outer surface of the rotary cap (13) is provided with a group of anti-skid patterns (14).

4. A safety valve according to claim 1, wherein: the outer surface of the valve rod (3) is sleeved with a metal gasket (12), the metal gasket (12) is positioned in the rotary cap (13), and the upper surface of the metal gasket (12) is in contact with the bottom surface of the hexagonal nut (11).

5. A safety valve according to claim 1, wherein: the front of valve body (1) fixedly connected with second commercial sign (15), second commercial sign (15) are located the middle part of valve body (1).

6. A safety valve according to claim 1, wherein: the back of valve body (1) fixedly connected with vertical arrow (16) and digital mark (17), digital mark (17) are located the top of vertical arrow (16).