CN208417646U - Water heater safety valve with filtering structure and water heater - Google Patents

Abstract

The utility model provides a take filtration's water heater relief valve and water heater, this water heater relief valve include the valve body, in leak the mechanism, leak mechanism and filter, main entrance and the passageway of leaking have been seted up in the valve body, water inlet and delivery port have been seted up respectively at the both ends of main entrance, the hole of leaking has been seted up on the lateral wall of main entrance, the passageway and the hole intercommunication of leaking leak, in leak mechanism demountable installation in the main entrance, the mechanism of leaking sets up in the passageway of leaking, the filter is installed in the main entrance and is located in the cover and leak the mechanism, and the level at this filter top is higher than the level at the hole top of leaking, and the level of this filter bottom is less than the level of leaking the hole bottom. The utility model discloses make impurity and foreign matter in the aquatic can't get into in the passageway that leaks and can only stay in the filter or flow by the delivery port, avoided leaking the sealed face of passageway and scrapping because of sealed bad relief valve that leads to, prolonged the life-span of relief valve.

Description

Safety valve for water heater and water heater with filter structure

Technical field

The utility model belongs to technical field of water heaters, and in particular to a kind of safety valve for water heater and heat with filter structure Hydrophone.

Background technique

Safety valve is the important component of all pressure-bearing water heaters, its major function is when hydraulic pressure is higher than safety valve setting Meeting Auto-drainage pressure release is damaged inside water heater from high hydraulic pressure when pressure with protecting.At present used in commercial type water heater Safety valve does not install filter structure in valve body mostly, and the impurity and foreign matter contained in water can leak with safety valve movement and Into leaking in channel, once impurity, foreign matter be retained in safety valve leak channel sealing surface on, will result in safety valve reply Afterwards because poor sealing is so as to cause infiltration or leak.Since the mechanism that leaks of safety valve is non-removable structure, once it seeps Water or leak will be such that safety valve entirely scraps, and not only influence the normal use of water heater, but also increase trouble for consumer, if do not have and Shi Faxian and maintenance also will cause the waste of water resource.

Utility model content

In order to overcome the above-mentioned problems of the prior art, the longevity is used the main purpose of the utility model is to provide a kind of Life length, structure are simply with the safety valve for water heater of filter structure.

To achieve the goals above, the utility model specifically uses following technical scheme:

The utility model provides a kind of safety valve for water heater with filter structure, the safety valve for water heater include valve body, Nei Guo mechanism, the mechanism that leaks and filter offer main channel in the valve body and channel of leaking, the both ends point of the main channel Inlet and outlet are not offered, offer the through-hole that leaks on the side wall of the main channel, the channel and described outer of leaking Let out through-hole connection, the Nei Guo mechanism is removably mounted in the main channel, the mechanism that leaks be set to it is described leak it is logical In road, the filter is installed in the main channel and is sheathed on the Nei Guo mechanism, and the level of the filter top is high Degree is higher than the level height of the via top that leaks, and the level height of the filter bottom is lower than the via bottoms that leak Level height.

It preferably, further include gasket seal, the water outlet of the main channel is provided with annular convex platform, and the gasket seal is solid Due to the annular convex platform.

It preferably, further include fixation kit, the fixation kit is set to the inlet and outlet of the main channel, institute Shu Neiguo mechanism is fixed in the main channel by the fixation kit.

Preferably, the fixation kit includes fixed plug and locating support, and it is logical that the fixed plug is set to the master The water inlet in road, the locating support are set to the water outlet of the main channel, and the water inlet end of the Nei Guo mechanism is fixed on institute Fixed plug is stated, the locating support is fixed in the water outlet of the Nei Guo mechanism, and the lower end of the filter is tightly attached to described The locating support is tightly attached in fixed plug, the upper end of the filter.

Preferably, the filter includes strainer and rack, and the strainer is set to the rack, the rack in a ring Bottom be tightly attached to the fixed plug, the locating support is tightly attached at the top of the rack.

Preferably, the material of the valve body and fixed plug is metal.

Preferably, discharge opening is offered on the side wall in the channel of leaking.

It preferably, further include handle, the handle is set to the described one end of channel far from the through-hole that leaks of leaking, institute Handle is stated to connect with the mechanism that leaks.

Preferably, the filter is set as cylinder-shaped.

Correspondingly, the utility model also provides a kind of water heater, which includes the above-mentioned hot water with filter structure Device safety valve.

Compared with the prior art, filter is installed in main channel and is sheathed on Nei Guo mechanism by the utility model, and The level height of filter top is set to be higher than the level height for the via top that leaks, the level height of filter bottom, which is lower than, to leak The level height of via bottoms, make impurity and foreign matter in water cannot be introduced into leak in channel and can only stay in filter or by Water outlet outflow, Nei Guo mechanism and filter when filter is included a certain amount of impurity and foreign matter, can be removed, be cleaned up It is reinstalled again after impurity and foreign matter on filter, the sealing surface in the channel that avoids leaking is because poor sealing leads to safety valve report It is useless, extend the service life of safety valve.

Detailed description of the invention

Fig. 1 is the safety valve for water heater cross-sectional view of the utility model embodiment；

Fig. 2 is the safety valve for water heater three-dimensional assembly diagram of the utility model embodiment；

Fig. 3 is the safety valve for water heater stereogram exploded view of the utility model embodiment；

Fig. 4 is the perspective view of the filter in Fig. 3；

In figure, 1, valve body；11, main channel；111, water inlet；112, water outlet；113, leak through-hole；12, it leaks channel； 121, discharge opening；13, annular convex platform；2, Nei Guo mechanism；3, leak mechanism；4, filter；41, strainer；42, rack；5, it seals Gasket；6, fixation kit；61, fixed plug；62, locating support；7, handle.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

As shown in Figure 1 and Figure 2, the embodiments of the present invention disclose a kind of safety valve for water heater with filter structure, should Safety valve for water heater includes valve body 1, Nei Guo mechanism 2, the mechanism that leaks 3 and filter 4.Wherein, main channel 11 is offered in valve body 1 With channel 12 of leaking, the lower end of main channel 11 is provided with water inlet 111, and the upper end of main channel 11 is provided with water outlet 112, main logical The through-hole 113 that leaks is provided on the side wall in road 11, channel 12 of leaking is connected to the through-hole 113 that leaks, and the side in channel 12 of leaking Discharge opening 121 is offered on wall.Nei Guo mechanism 2 is detachably set in main channel 11, and the mechanism that leaks 3 is set to channel 12 of leaking Interior, filter 4 is set in main channel 11 and is sheathed on Nei Guo mechanism 2, and the water inlet of the lower end of filter 4 and main channel 11 Mouth 111 connects, and the upper end of filter 4 is connect with the water outlet 112 of main channel 11.To when water is by the water inlet of main channel 11 When 111 inflow, impurity and foreign matter in water can only be flowed out or be stayed in filter 4, Wu Fayou by the water outlet 112 of main channel 11 The through-hole 113 that leaks inflow leaks in channel 12, and impurity and foreign matter in water is avoided to be attached on the sealing surface in channel 12 of leaking and make At safety valve infiltration or leak.

In order to facilitate the installation of, it is additionally provided with gasket seal 5, the water outlet 112 in main channel 11 is provided with annular convex platform 13, The gasket seal 5 is fixed in the annular convex platform 13.To be realized easily when the safety valve to be installed on water heater End face seal is installed without in addition twining raw material band, and then avoids damaging water heater because twining when the excessive violence of raw material band is installed Or safety valve, while also improving installation effectiveness.

As shown in figure 3, being additionally provided with the fixation kit 6 for fixing Nei Guo mechanism 2, fixation kit 6 includes fixed plug 61 and locating support 62, fixed plug 61 be set to the water inlet 111 of main channel 11, locating support 62 is set to main channel 11 Water outlet 112.The water inlet end of Nei Guo mechanism 2 is fixed by the fixed plug 61, and the water outlet of Nei Guo mechanism 2 is fixed by this Position bracket 62 carries out installation positioning.

As shown in figure 4, filter 4 is set as cylinder-shaped, and the filter 4 includes strainer 41 and rack 42, strainer 41 It is set on the rack 42 in a ring.During installation, filter 4 is sheathed on Nei Guo mechanism 2, and the lower end of rack 42 is tightly attached to solid Determine plug 61, locating support 62 is tightly attached in the upper end of rack 42, and it is covered with filter 4 just inside the main channel 11 of valve body 1, And then positioning the safety valve convenient for Fast Installation when producing assembly, positioning accuracy is high, and greatly improves production efficiency.

In order to open the through-hole 113 that leaks manually, it is additionally provided with handle 7, handle 7 is set to channel 12 of leaking far from outer One end of through-hole 113 is let out, which connect with the mechanism 3 that leaks.To which the through-hole 113 that leaks can be opened by the handle 7, examine It looks into the presence or absence of clogging.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should It is subject to the protection scope in claims.

Claims (10)

1. a kind of safety valve for water heater with filter structure, which is characterized in that including valve body (1), Nei Guo mechanism (2), leak machine Structure (3) and filter (4), the valve body (1) is interior to offer main channel (11) and channel of leaking (12), the main channel (11) Both ends offer water inlet (111) and water outlet (112) respectively, offer the through-hole that leaks on the side wall of the main channel (11) (113), the channel of leaking (12) is connected to the through-hole that leaks (113), and the Nei Guo mechanism (2) is removably mounted to described In main channel (11), the mechanism that leaks (3) is set in the channel (12) of leaking, and the filter (4) is installed on described In main channel (11) and it is sheathed on the Nei Guo mechanism (2), the level height at the top of the filter (4) leaks logical higher than described in Level height at the top of hole (113), the level height of filter (4) bottom is lower than described through-hole (113) bottom of leaking Level height.

2. the safety valve for water heater according to claim 1 with filter structure, which is characterized in that further include gasket seal (5), the water outlet (112) of the main channel (11) is provided with annular convex platform (13), and the gasket seal (5) is fixed on the ring Shape boss (13).

3. the safety valve for water heater according to claim 1 or 2 with filter structure, which is characterized in that further include fixed group Part (6), the fixation kit (6) are set to the water inlet (111) and water outlet (112) of the main channel (11), it is described in let out Mechanism (2) is fixed in the main channel (11) by the fixation kit (6).

4. the safety valve for water heater according to claim 3 with filter structure, which is characterized in that the fixation kit (6) Including fixed plug (61) and locating support (62), the fixed plug (61) is set to the water inlet of the main channel (11) (111), the locating support (62) is set to the water outlet (112) of the main channel (11), the water inlet of the Nei Guo mechanism (2) End is fixed on the fixed plug (61), and the locating support (62), the mistake are fixed in the water outlet of the Nei Guo mechanism (2) The lower end of filter (4) is tightly attached to the fixed plug (61), and the locating support is tightly attached in the upper end of the filter (4) (62)。

5. the safety valve for water heater according to claim 4 with filter structure, which is characterized in that the filter includes filter Net (41) and rack (42), the strainer (41) are set to the rack (42) in a ring, and the bottom of the rack (42) is close to It is tightly attached to the locating support (62) at the top of the fixed plug (61), the rack (42).

6. the safety valve for water heater according to claim 4 with filter structure, which is characterized in that the valve body is blocked up with fixed The material of head is metal.

7. the safety valve for water heater according to claim 3 with filter structure, which is characterized in that the channel of leaking (12) Side wall on offer discharge opening (121).

8. the safety valve for water heater according to claim 7 with filter structure, which is characterized in that further include handle (7), institute State handle (7) and be set to the described one end of channel (12) far from through-hole (113) of leaking of leaking, the handle (7) with it is described The mechanism that leaks (3) connection.

9. the safety valve for water heater according to claim 1 with filter structure, which is characterized in that the filter (4) sets It is set to cylindrical shape.

10. a kind of water heater, which is characterized in that the water heater includes claim 1 to the described in any item band mistakes of claim 9 Filter the safety valve for water heater of structure.