CN217355772U - Built-in electromagnetic drain valve sealing mechanism - Google Patents
Built-in electromagnetic drain valve sealing mechanism Download PDFInfo
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- CN217355772U CN217355772U CN202220707250.9U CN202220707250U CN217355772U CN 217355772 U CN217355772 U CN 217355772U CN 202220707250 U CN202220707250 U CN 202220707250U CN 217355772 U CN217355772 U CN 217355772U
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Abstract
The utility model relates to a built-in electromagnetic drainage valve's sealing mechanism, include: a convex nozzle communicated with the water outlet hole is arranged in the water inlet valve cavity; the lower end of the movable iron core is provided with a connecting column; the fixed seat is fixed above the water inlet valve cavity, and an accommodating groove is formed in the lower side of the fixed seat; the sealing sleeve is sleeved on the periphery of the convex nozzle, and a through hole for the connecting column to pass through is formed in the sealing sleeve; an elastic component; the connecting column penetrates through the fixing seat and extends downwards to form a sealing valve core used for plugging the convex nozzle, the upper end of the sealing sleeve is connected to the inner wall of the containing groove in a sliding and sealing mode, the lower end of the sealing sleeve is connected with the bottom side of the water inlet valve cavity in a sealing mode, and the elastic assembly is respectively used for pressing the sealing valve core and the sealing sleeve downwards at the upper end of the convex nozzle and around the convex nozzle. The utility model has the advantages that: the sealing effect and the stability are improved, and the double-layer sealing effect is realized.
Description
Technical Field
The utility model relates to a drain valve technical field, in particular to built-in electromagnetic drain valve's sealing mechanism.
Background
At present, domestic engineering machinery and main braking system of passenger car still use air brake as the owner, and the air supply is stored in the gas receiver inside, and 8 kilograms of compressed air have produced the comdenstion water for a long time easily, and steam is more and more along with time lapse, consequently need the drain valve to carry out the drainage, and the drain valve is generally installed in the bottom of vehicle, but has arrived winter especially in the northern area, because the temperature is low excessively for the water of outlet channel can freeze, thereby takes place to block up, influences the use.
Chinese patent CN213745199U discloses a built-in intelligent drain valve, which comprises a connecting thread seat, wherein the upper end of the connecting thread seat is correspondingly provided with a connecting thread, the side edge of the connecting thread seat is correspondingly provided with a through circuit channel, the connecting thread seat is correspondingly provided with a drain hole which penetrates through the upper end and the lower end, the upper end of the connecting thread is correspondingly connected with a water inlet grid, the drain hole can be correspondingly communicated with the water inlet grid, and the upper end of the water inlet grid is correspondingly connected with a shell connecting thread; the shell connecting thread is connected with the corresponding thread of the waterproof shell, a top column is correspondingly arranged at the axis position of the top end of the inner wall of the waterproof shell, the lower end of the top column is correspondingly connected with the movable iron core, an electromagnetic coil is correspondingly arranged on the outer side of the movable iron core, the electromagnetic coil is correspondingly electrically connected with a wire arranged in a circuit channel, a normally closed spring is correspondingly arranged at the joint of the lower end of the top column and the movable iron core, and the lower end of the movable iron core can be correspondingly contacted with the upper end of the drain hole.
In the patent, only one sealing valve core is used for sealing and plugging the drain hole, and particularly for the drain hole arranged in a convex mouth shape, the sealing performance is not stable enough, and the sealing effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a built-in electromagnetism drain valve's sealing mechanism to solve above-mentioned problem.
The technical scheme of the utility model is realized like this: a sealing mechanism for a built-in solenoid drain valve, comprising:
the valve body is internally provided with a water inlet valve cavity and a water outlet hole, and the water inlet valve cavity is internally provided with a convex nozzle communicated with the water outlet hole;
the lower end of the movable iron core is provided with a connecting column;
the fixed seat is fixed above the water inlet valve cavity, and an accommodating groove is formed in the lower side of the fixed seat;
the sealing sleeve is sleeved on the periphery of the convex nozzle, and a through hole for the connecting column to pass through is formed in the sealing sleeve;
an elastic component;
the connecting column penetrates through the fixing seat and extends downwards to form a sealing valve core used for blocking the convex nozzle, the upper end of the sealing sleeve is connected to the inner wall of the containing groove in a sliding and sealing mode, the lower end of the sealing sleeve is connected with the bottom side of the water inlet valve cavity in a sealing mode, and the elastic assembly is used for pressing the sealing valve core and the sealing sleeve downwards to the upper end of the convex nozzle and the periphery of the convex nozzle.
Through adopting above-mentioned technical scheme, thereby elastic component drives the spliced pole and moves down to make sealed case compress tightly on the convex nozzle and seal to thereby it moves down to drive sealed sleeve pipe and seals the convex nozzle parcel, makes convex nozzle and water inlet valve chamber keep apart, further improvement the effect and the stability of leakproofness, realize the effect that the bilayer is sealed.
The utility model discloses further set up to: the elastic assembly includes:
a first spring;
a second spring;
the stop block is arranged on the outer wall of the connecting column and positioned in the sealing sleeve, and the diameter of the stop block is larger than that of the through hole;
the two ends of the first spring are respectively arranged at the upper side of the containing groove and the upper end of the sealing sleeve, and the two ends of the second spring are respectively arranged at the upper side of the containing groove and the upper side of the stop block.
By adopting the technical scheme, the second spring acts on the stop block so as to drive the sealing valve core to move downwards, when the electromagnetic coil is electrified, the movable iron core and the stop block are driven to move upwards so as to compress the second spring, at the moment, the water outlet hole is communicated with the inner side of the sealing sleeve and the accommodating groove but not communicated with the water inlet valve cavity, and the stop block is contacted with the sealing sleeve along with the upward movement of the stop block so as to drive the sealing sleeve to move upwards so as to compress the first spring, and at the moment, the water outlet hole is communicated with the water inlet valve cavity so as to discharge water; when the electromagnetic coil is powered off, the sealing sleeve and the sealing valve core move downwards under the action of the first spring and the second spring so as to be sealed again, and the sealing device is good in sealing effect and high in stability.
The utility model discloses further set up to: the first spring and the second spring are sleeved on the outer side of the connecting column, and the second spring penetrates through the through hole.
Through adopting above-mentioned technical scheme, the convenience that enables the use of first spring and second spring is more, and response speed is faster.
The utility model discloses further set up to: further comprising:
the first sealing ring is arranged on the lower end of the sealing sleeve in a protruding mode;
the second sealing ring is arranged above the side wall of the sealing sleeve and is in sliding connection with the side wall of the accommodating groove;
and the third sealing ring is arranged between the side wall of the connecting column and the fixed seat and is in sliding connection with the side wall of the connecting column.
By adopting the technical scheme, the sealing performance is effectively improved, and the leakage is not easy to occur.
The utility model discloses further set up to: and a gap is arranged between the upper side of the stop block and the upper side of the inner wall of the sealing sleeve.
Through adopting above-mentioned technical scheme, enable sealed case to shift up one end distance earlier and make apopore and sealed sheathed tube inboard and holding tank intercommunication, drive sealed sleeve again and shift up and open, can avoid leading to the unable condition of opening because the pressure differential is too big.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a sectional view of the structure of the embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a in the embodiment of the present invention.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model discloses a built-in electromagnetic drain valve's sealing mechanism, include:
the water inlet valve comprises a valve body 1, wherein a water inlet valve cavity 2 and a water outlet hole 3 are arranged in the valve body 1, and a convex nozzle 4 communicated with the water outlet hole 3 is arranged in the water inlet valve cavity 2;
the movable iron core 5 is provided with a connecting column 6 at the lower end of the movable iron core 5;
the fixed seat 7 is fixed above the water inlet valve cavity 2, and an accommodating groove 9 is formed in the lower side of the fixed seat 7;
the sealing sleeve 10 is sleeved on the periphery of the convex nozzle 4, and a through hole 11 for the connecting column 6 to pass through is formed in the sealing sleeve 10;
an elastic component;
wherein, spliced pole 6 runs through fixing base 7 and stretches out downwards and be equipped with the sealed case 8 that is used for shutoff convex mouth 4, the upper end sliding seal of sealed sleeve 10 connects on the inner wall of holding tank 9, the lower extreme of sealed sleeve 10 and the bottom side sealing connection of the valve chamber 2 of intaking, elastic component is used for pushing down sealed case 8 and sealed sleeve 10 respectively around convex mouth 4 upper end and convex mouth 4.
Through adopting above-mentioned technical scheme, thereby elastic component drives the spliced pole and moves down to make sealed case compress tightly on the convex nozzle and seal to thereby it moves down to drive sealed sleeve pipe and seals the convex nozzle parcel, makes convex nozzle and water inlet valve chamber keep apart, further improvement the effect and the stability of leakproofness, realize the effect that the bilayer is sealed.
In an embodiment of the present invention, the elastic member includes:
a first spring 12;
a second spring 13;
the stop block 14 is arranged on the outer wall of the connecting column 6 and positioned in the sealing sleeve 10, and the diameter of the stop block 14 is larger than that of the through hole 11;
wherein, two ends of the first spring 12 are respectively arranged at the upper side of the accommodating groove 9 and the upper end of the sealing sleeve 10, and two ends of the second spring 13 are respectively arranged at the upper side of the accommodating groove 9 and the upper side of the stopper 14.
By adopting the technical scheme, the second spring acts on the stop block so as to drive the sealing valve core to move downwards, when the electromagnetic coil is electrified, the movable iron core and the stop block are driven to move upwards so as to compress the second spring, at the moment, the water outlet hole is communicated with the inner side of the sealing sleeve and the accommodating groove but not communicated with the water inlet valve cavity, and the stop block is contacted with the sealing sleeve along with the upward movement of the stop block so as to drive the sealing sleeve to move upwards so as to compress the first spring, and at the moment, the water outlet hole is communicated with the water inlet valve cavity so as to discharge water; when the electromagnetic coil is powered off, the sealing sleeve and the sealing valve core move downwards under the action of the first spring and the second spring so as to be sealed again, and the sealing device is good in sealing effect and high in stability.
In the embodiment of the present invention, the first spring 12 and the second spring 13 are all sleeved on the outside of the connection post 6, and the second spring 13 passes through the through hole 11.
Through adopting above-mentioned technical scheme, enable the convenience more of the use of first spring and second spring, response speed is faster.
In the embodiment of the present invention, the present invention further includes:
the first sealing ring 15 is arranged on the lower end of the sealing sleeve 10 in a protruding mode, and the first sealing ring 15 protrudes out of the lower end of the sealing sleeve 10;
the second sealing ring 16 is arranged above the side wall of the sealing sleeve 10, and the second sealing ring 16 is in sliding connection with the side wall of the accommodating groove 9;
and the third sealing ring 17 is arranged between the side wall of the connecting column 6 and the fixed seat 7, and the third sealing ring 17 is connected with the side wall of the connecting column 6 in a sliding manner.
By adopting the technical scheme, the sealing performance is effectively improved, and the leakage is not easy to occur.
In the embodiment of the present invention, a gap is provided between the upper side of the stopper 14 and the upper side of the inner wall of the sealing sleeve 10.
Through adopting above-mentioned technical scheme, enable sealed case to shift up one end distance earlier and make apopore and sealed sheathed tube inboard and holding tank intercommunication, drive sealed sleeve again and shift up and open, can avoid leading to the unable condition of opening because the pressure differential is too big.
The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A sealing mechanism of a built-in electromagnetic drain valve is characterized by comprising:
the water inlet valve comprises a valve body (1), wherein a water inlet valve cavity (2) and a water outlet hole (3) are formed in the valve body (1), and a convex nozzle (4) communicated with the water outlet hole (3) is formed in the water inlet valve cavity (2);
the lower end of the movable iron core (5) is provided with a connecting column (6);
the fixed seat (7) is fixed above the water inlet valve cavity (2), and an accommodating groove (9) is formed in the lower side of the fixed seat (7);
the sealing sleeve (10) is sleeved on the periphery of the convex nozzle (4), and a through hole (11) for the connecting column (6) to pass through is formed in the sealing sleeve (10);
an elastic component;
the connecting column (6) penetrates through the fixing seat (7) and extends downwards to be provided with a sealing valve core (8) used for plugging the convex nozzle (4), the upper end of the sealing sleeve (10) is connected to the inner wall of the accommodating groove (9) in a sliding and sealing mode, the lower end of the sealing sleeve (10) is connected with the bottom side of the water inlet valve cavity (2) in a sealing mode, and the elastic assembly is used for pressing the sealing valve core (8) and the sealing sleeve (10) downwards at the upper end of the convex nozzle (4) and around the convex nozzle (4).
2. The sealing mechanism of a built-in electromagnetic drain valve according to claim 1, wherein the elastic member comprises:
a first spring (12);
a second spring (13);
the stop block (14) is arranged on the outer wall of the connecting column (6) and is positioned in the sealing sleeve (10), and the diameter of the stop block (14) is larger than that of the through hole (11);
the two ends of the first spring (12) are respectively arranged at the upper side of the accommodating groove (9) and the upper end of the sealing sleeve (10), and the two ends of the second spring (13) are respectively arranged at the upper side of the accommodating groove (9) and the upper side of the stop block (14).
3. The built-in electromagnetic drain valve sealing mechanism according to claim 2, wherein the first spring (12) and the second spring (13) are sleeved on the outer side of the connecting column (6), and the second spring (13) is arranged by penetrating through the through hole (11).
4. The sealing mechanism of a built-in electromagnetic drain valve according to claim 1, further comprising:
the first sealing ring (15), the said first sealing ring (15) is set up on the bottom end of the sealed sleeve (10) convexly;
the second sealing ring (16) is arranged above the side wall of the sealing sleeve (10), and the second sealing ring (16) is in sliding connection with the side wall of the accommodating groove (9);
third sealing washer (17), third sealing washer (17) are established between spliced pole (6) lateral wall and fixing base (7), third sealing washer (17) and the lateral wall sliding connection of spliced pole (6).
5. The built-in electromagnetic drain valve sealing mechanism according to claim 2, wherein a gap is provided between the upper side of the stopper (14) and the upper side of the inner wall of the sealing sleeve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220707250.9U CN217355772U (en) | 2022-03-29 | 2022-03-29 | Built-in electromagnetic drain valve sealing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220707250.9U CN217355772U (en) | 2022-03-29 | 2022-03-29 | Built-in electromagnetic drain valve sealing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217355772U true CN217355772U (en) | 2022-09-02 |
Family
ID=83053760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220707250.9U Active CN217355772U (en) | 2022-03-29 | 2022-03-29 | Built-in electromagnetic drain valve sealing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217355772U (en) |
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2022
- 2022-03-29 CN CN202220707250.9U patent/CN217355772U/en active Active
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