CN217270449U

CN217270449U - High-efficient sealed thermostat assembly

Info

Publication number: CN217270449U
Application number: CN202221192360.2U
Authority: CN
Inventors: 陈和东; 叶笃顺
Original assignee: Ruian Dubang Car Accessories Co ltd
Current assignee: Ruian Dubang Car Accessories Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-08-23
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses a high-efficient sealed thermostat assembly relates to thermostat technical field. The utility model comprises an upper shell, a lower shell and a thermostat body, wherein the upper shell and the lower shell are fixed by bolts, the upper side of the inner wall of the lower shell is provided with a mounting groove, matched with the outer frame of the thermostat main body, the lower surface of the inner part of the lower shell is provided with an annular groove, the lower end of the thermostat main body is connected with a sealing ring, matched with the annular groove, the lower surface of the lower shell is provided with a through hole, the inner wall of the through hole is provided with a plurality of sealing grooves, the lower surface of the sealing ring is connected with a sealing piston, is matched with the through hole, and the outer surface of the sealing piston is provided with a plurality of sealing rubber rings which are matched with the sealing groove, thereby effectively improving the sealing effect of the thermostat general name, meanwhile, an annular first clamping groove is formed in the inner wall of the mounting groove, and a first sealing ring is connected to the outer surface of the outer frame of the thermostat main body and matched with the first clamping groove, so that the sealing performance of the thermostat assembly is further improved.

Description

High-efficient sealed thermostat assembly

Technical Field

The utility model belongs to the technical field of the thermostat, especially, relate to a high-efficient sealed thermostat assembly.

Background

The thermostat is a valve that controls a flow path of the cooling fluid. During use, the water quantity entering the radiator is automatically adjusted according to the temperature of cooling water, and the circulation range of the water is changed, so that the heat dissipation capacity of a cooling system is adjusted, and the engine is ensured to work within a proper temperature range.

At present, the inside seal structure of traditional thermostat is comparatively simple, uses the back for a long time, causes the sealing member wearing and tearing to appear easily, influences the sealed effect of thermostat, leads to appearing the phenomenon that the cooling water leaked, and then influences the normal use of engine. To this end, we propose a highly efficient sealed thermostat assembly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient sealed thermostat assembly to prior art's defect and not enough.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a high-efficiency sealing thermostat assembly, which comprises an upper shell, a lower shell and a thermostat main body, wherein the upper shell and the lower shell are fixed by a plurality of bolts, the upper side of the inner wall of the lower shell is provided with a mounting groove matched with the outer frame of the thermostat main body, the inner lower surface of the lower shell is provided with an annular groove, the lower end of the thermostat main body is connected with a sealing ring matched with the annular groove, the lower surface of the lower shell is provided with a through hole, the inner wall of the through hole is provided with a plurality of sealing grooves, the lower surface of the sealing ring is connected with a sealing piston matched with the through hole, the outer surface of the sealing piston is provided with a plurality of sealing rubber rings matched with the sealing grooves, the inner wall of the mounting groove is provided with a first clamping groove, the outer surface of the outer frame of the thermostat main body is connected with a first sealing ring matched with the first clamping groove, a second clamping groove is formed in the upper surface inside the mounting groove, and a second sealing ring is connected to the lower surface of the outer frame of the thermostat main body and matched with the second clamping groove.

Through mutually supporting of sealing washer and annular groove combines mutually supporting of sealed rubber ring and seal groove, under the interact of sealing piston and lower casing surface through-hole, sealed effect when effectively having improved the valve plate under the thermostat and closing, mutually supporting of first sealing ring and first draw-in groove simultaneously, under combining mutually supporting of second sealing ring and second draw-in groove, further improved the leakproofness between thermostat main part and the lower casing, effectively play limiting displacement to the thermostat main part simultaneously, guaranteed the stability of thermostat main part.

Preferably, first draw-in groove and second draw-in groove are the loop configuration, through the loop configuration of first draw-in groove and second draw-in groove has guaranteed the in close contact with first sealing ring and second sealing ring, has guaranteed sealed effect.

Preferably, a water inlet is connected to the lower side of the right surface of the lower shell.

Preferably, the lower surface of the lower shell is connected with a first water outlet and communicated with a through hole in the lower surface of the lower shell, the lower end of the sealing piston is matched with the inner wall of the first water outlet, and the sealing performance of the thermostat is further improved through the matching of the sealing piston and the inner wall of the first water outlet.

Preferably, a second water outlet is connected to the surface of the upper shell.

Preferably, the inner walls of the water inlet, the first water outlet and the second water outlet are provided with third sealing rings, and the tightness between the upper shell and the outer connecting pipeline as well as between the lower shell and the outer connecting pipeline is guaranteed through the third sealing rings.

The utility model discloses following beneficial effect has:

the utility model discloses a mutually supporting of sealing washer and annular groove, combine mutually supporting of sealed rubber ring and seal groove, under the interact of sealed piston and lower casing surface through-hole, sealed effect when effectively having improved thermostat lower valve plate and closing, mutually supporting of first sealing ring and first draw-in groove simultaneously, combine under mutually supporting of second sealing ring and second draw-in groove, further improved the leakproofness between thermostat main part and the lower casing, effectively play limiting displacement to the thermostat main part simultaneously, the stability of thermostat main part has been guaranteed.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic structural view of section A-A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

fig. 5 is an enlarged schematic view of the structure at C in fig. 3.

In the drawings, the reference numbers indicate the following list of parts:

1. an upper housing; 2. a lower housing; 3. a thermostat body; 4. mounting grooves; 5. an annular groove; 6. a seal ring; 7. a sealing piston; 8. sealing the rubber ring; 9. a sealing groove; 10. a first card slot; 11. a first seal ring; 12. a second card slot; 13. a second seal ring; 14. a water inlet; 15. a first water outlet; 16. a second water outlet; 17. and a third seal ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention relates to a high-efficiency sealed thermostat assembly, which comprises an upper casing 1, a lower casing 2 and a thermostat body 3, wherein the upper casing 1 and the lower casing 2 are fixed by a plurality of bolts, a mounting groove 4 is formed on the upper side of the inner wall of the lower casing 2, and is matched with the outer frame of the thermostat body 3, an annular groove 5 is formed on the lower surface of the inner part of the lower casing 2, a sealing ring 6 is connected to the lower end of the thermostat body 3 and is matched with the annular groove 5, a through hole is formed on the lower surface of the lower casing 2, a plurality of sealing grooves 9 are formed on the inner wall of the through hole, a sealing piston 7 is connected to the lower surface of the sealing ring 6 and is matched with the through hole, a plurality of sealing rubber rings 8 are arranged on the outer surface of the sealing piston 7 and is matched with the sealing grooves 9, a first clamping groove 10 is formed on the inner wall of the mounting groove 4, and a first sealing ring 11 is connected to the outer frame of the thermostat body 3, and the lower surface of the outer frame of the thermostat body 3 is connected with a second sealing ring 13 which is matched with the second clamping groove 12.

Through mutually supporting of sealing washer 6 and annular groove 5, combine mutually supporting of sealed rubber ring 8 and seal groove 9, under the interact of sealing piston 7 and casing 2 surface through-hole down, sealed effect when the valve plate is closed under the thermostat has effectively been improved, mutually supporting of first sealing ring 11 and first draw-in groove 10 simultaneously, combine under mutually supporting of second sealing ring 13 and second draw-in groove 12, the leakproofness between thermostat main part 3 and casing 2 down has further been improved, effectively play limiting displacement to thermostat main part 3 simultaneously, the stability of thermostat main part 3 has been guaranteed.

The lower side of the right surface of the lower shell 2 is connected with a water inlet 14, the lower surface of the lower shell 2 is connected with a first water outlet 15 and communicated with a through hole in the lower surface of the lower shell 2, the lower end of the sealing piston 7 is matched with the inner wall of the first water outlet 15, the surface of the upper shell 1 is connected with a second water outlet 16, and the sealing performance of the thermostat is further improved by matching the sealing piston 7 with the inner wall of the first water outlet 15.

The inner walls of the water inlet 14, the first water outlet 15 and the second water outlet 16 are provided with third sealing rings 17, and the sealing performance between the upper shell 1 and the outer connecting pipeline as well as between the lower shell 2 and the outer connecting pipeline is ensured through the third sealing rings 17.

First draw-in groove 10 is the loop configuration with second draw-in groove 12, through the loop configuration of first draw-in groove 10 with second draw-in groove 12, has guaranteed the in close contact with first sealing ring 11 and second sealing ring 13, has guaranteed sealed effect.

Example (b): under the mutual matching of the first sealing ring 11 and the first clamping groove 10 and the mutual matching of the second sealing ring 13 and the second clamping groove 12, the sealing performance between the thermostat main body 3 and the lower housing 2 is ensured, meanwhile, the mutual matching of the first sealing ring 11 and the first clamping groove 10 effectively plays a role in limiting the thermostat main body 3 and ensures the stability of the thermostat main body 3, wherein the sealing performance of a connecting pipeline between the upper housing 1 and a cooling water tank is ensured through the second water outlet 16 and the third sealing ring 17 on the inner wall of the second water outlet 16, the third sealing ring 17 on the inner wall of the water inlet 14 and the third sealing ring 17 on the inner wall of the water inlet 14, the sealing performance of a connecting pipeline between the lower housing 2 and an engine is ensured, and meanwhile, the sealing performance of a connecting pipeline between the lower housing 2 and a water pump is ensured through the first water outlet 15 and the third sealing ring 17 on the inner wall of the lower housing;

the upper surface of the lower shell 2 is provided with a groove, and the lower surface of the upper shell 1 is provided with a sealing element which is matched with the groove, so that the sealing property between the upper shell 1 and the lower shell 2 is ensured;

when the integral temperature is lower, cooling water enters the inner cavity of the lower shell 2 through the water inlet 14, paraffin is solid in the thermostat main body 3 due to the lower temperature, the thermostat is closed in an external circulation mode, the internal circulation is opened, under the mutual matching of the first sealing ring 11 and the first clamping groove 10 and the mutual matching of the second sealing ring 13 and the second clamping groove 12, the sealing piece between the upper shell 1 and the lower shell 2 is combined, the sealing performance in the external circulation closed state is ensured, the cooling water flows into the water pump through the first water outlet 15 and then enters the engine to complete small circulation, when the integral temperature is higher, the heated cooling water enters the inner cavity of the lower shell 2 to melt the paraffin in the thermostat main body 3, the thermostat is completely opened, the sealing piston 7 is driven to move downwards at the moment to be inserted into the inner cavity of the first water outlet 15, the first water outlet 15 is blocked, and the first water outlet 15 is closed, along with the removal of sealing piston 7 to first delivery port 15 inner chamber, and then drive inside sealing rubber ring 8 blocks into corresponding seal groove 9, drive simultaneously inside sealing washer 6 blocks into annular groove 5 completely, the leakproofness when having guaranteed first delivery port 15 and closing prevents to appear leaking the phenomenon.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a high-efficient sealed thermostat assembly, includes casing (1), casing (2) and thermostat main part (3) down, its characterized in that: the upper shell (1) and the lower shell (2) are fixed through a plurality of bolts, a mounting groove (4) is formed in the upper side of the inner wall of the lower shell (2) and matched with the outer frame of the thermostat body (3), an annular groove (5) is formed in the lower surface of the inner portion of the lower shell (2), a sealing ring (6) is connected to the lower end of the thermostat body (3) and matched with the annular groove (5), a through hole is formed in the lower surface of the lower shell (2), a plurality of sealing grooves (9) are formed in the inner wall of the through hole, a sealing piston (7) is connected to the lower surface of the sealing ring (6) and matched with the through hole, a plurality of sealing rubber rings (8) are arranged on the outer surface of the sealing piston (7) and matched with the sealing grooves (9), a first clamping groove (10) is formed in the inner wall of the mounting groove (4), and a first outer frame sealing ring (11) is connected to the outer surface of the thermostat body (3), cooperate with first draw-in groove (10), second draw-in groove (12) have been seted up to the inside upper surface in mounting groove (4), the outer frame lower surface of thermostat main part (3) is connected with second sealing ring (13), cooperatees with second draw-in groove (12).

2. A high efficiency sealed thermostat assembly as claimed in claim 1 wherein the first (10) and second (12) detents are of annular configuration.

3. A high efficiency sealed thermostat assembly according to claim 2, characterized in that the lower right surface of the lower housing (2) is connected with a water inlet (14) at its lower side.

4. A high efficiency sealed thermostat assembly according to claim 3, characterized in that the lower surface of the lower housing (2) is connected with a first water outlet (15) which is communicated with the through hole on the lower surface of the lower housing (2), and the lower end of the sealing piston (7) is matched with the inner wall of the first water outlet (15).

5. A high efficiency sealed thermostat assembly according to claim 4, characterized in that a second water outlet (16) is connected to the surface of the upper housing (1).

6. The high-efficiency sealed thermostat assembly according to claim 5, characterized in that the inner walls of the water inlet (14), the first water outlet (15) and the second water outlet (16) are provided with a third sealing ring (17).