CN219604474U

CN219604474U - Big or small bath switch structure of drain valve

Info

Publication number: CN219604474U
Application number: CN202320041395.4U
Authority: CN
Inventors: 杨健; 余孙光; 于兴义
Original assignee: Xiamen Juboli Technology Co ltd
Current assignee: Xiamen Juboli Technology Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-08-29
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a large and small flushing switching structure of a drain valve, which comprises a valve body, a valve core, a full-row lifting pull rod, a half-row lifting pull rod and a switching piece; the valve core is arranged in the valve body in a sliding way, and the top end of the valve core is connected with the full-row lifting pull rod; the valve body comprises a full-row body and a half-row body, the half-row body is arranged above the full-row body, and a full-row pontoon fixed with the valve core is arranged in the full-row body; a balance weight cup is arranged in the half-row body, the balance weight cup is arranged on the valve core in a sliding manner, and the upper end of the balance weight cup is connected with a half-row lifting pull rod; the middle part pin joint of switch piece is on the counter weight cup, and the upper end of switch piece is equipped with the hitching part, is equipped with wedge block and lower wedge block on the inside wall of half row's body, is equipped with the annular protruding muscle that is located counter weight cup top on the case, and upper end and the lower extreme of switch piece slide along the surface of last wedge block and lower wedge block respectively, make the switch piece rotatory to the hitching part articulates on annular protruding muscle or the hitching part resets and breaks away from annular protruding muscle. The utility model has reliable switching between full drainage and half drainage, compact structure and small occupied space.

Description

Big or small bath switch structure of drain valve

Technical Field

The utility model belongs to the technical field of drain valves, and particularly relates to a large and small flushing switching structure of a drain valve.

Background

The existing drain valve used in the hidden water tank basically has the functions of full drainage and half drainage, and single-function products with large drainage amount are eliminated in order to save energy and protect environment. The hidden water tank is arranged in the wall, so that maintenance, installation and repair are difficult, the smaller the size of the valve body of the drain valve is, the better the size of the valve body of the drain valve is, therefore, the main flow technology adopts a full-row structure and a half-row structure which are separately designed and are respectively controlled by buoyancy, but the size required by the design is larger, and the hidden water tank is not suitable for the hidden water tank; the water discharge quantity is controlled by the time delay of the complete buoyancy of the whole row, and a counterweight is added on the basis of the whole row, so that the time delay of water storage and discharge is smaller than the time delay of the whole row, and the water discharge quantity of the half row is realized.

Disclosure of Invention

The utility model aims to provide a water flushing switching structure with a large and small drain valve, which is reliable in switching between full drain water and half drain water, compact in structure and small in occupied space.

To achieve the above object, the solution of the present utility model is: the water flushing switching structure for the size of the drain valve comprises a valve body, a valve core, a full-row lifting pull rod, a half-row lifting pull rod and a switching piece;

the valve core penetrates through the valve body and moves up and down in the valve body, and the top end of the valve core is connected with the full-row lifting pull rod;

the valve body comprises a full-row body and a half-row body, the half-row body is arranged above the full-row body, and a full-row pontoon fixed with the valve core is arranged in the full-row body; a balance weight cup is arranged in the half-row body, the balance weight cup is arranged on the valve core in a sliding manner, and the upper end of the balance weight cup is connected with a half-row lifting rod;

the middle part pin joint of switch piece is on the counter weight cup, the upper end of switch piece is equipped with the portion of hanging, be equipped with on the inside wall of half row's body voussoir and lower voussoir, radial protruding being equipped with in the case lateral wall is located the annular protruding muscle of counter weight cup top, the upper end and the lower extreme of switch piece slide along the surface of last voussoir and lower voussoir respectively, make the switch piece rotate to the portion of hanging and hang on annular protruding muscle or the portion of hanging resets and breaks away from annular protruding muscle.

Further, the upper part of the upper wedge block and the lower part of the lower wedge block are provided with protruding parts, the upper wedge block and the lower wedge block are arranged up and down symmetrically to form a yielding groove between the upper wedge block and the lower wedge block, and when the upper end of the switching part is abutted against the protruding parts of the upper wedge block and the lower end of the switching part is abutted against the yielding groove, the hanging part is hung on the annular protruding rib; when the upper end of the switching piece is abutted in the yielding groove and the lower end of the switching piece is abutted on the protruding portion of the lower wedge block, the hanging portion is reset and separated from the annular protruding rib.

Further, slide rails are arranged on the upper wedge block and the lower wedge block, abutting cambered surfaces are convexly arranged at the upper end and the lower end of the switching piece, and the abutting cambered surfaces are inserted into the slide rails and slide along the slide rails.

Further, the side part of the counterweight cup is provided with an installation cavity along the axial direction, a rotating shaft is arranged in the installation cavity, and the middle part of the switching piece is pivoted on the rotating shaft.

Further, a boss is arranged at the position of the annular convex rib corresponding to the hanging part in an outward protruding way, and the hanging part is hung on the boss.

Further, the switching piece is a V-shaped rod piece with a left convex middle part and right inclined upper and lower ends.

Further, the top of the half-row body is provided with a top cover, a through hole is formed in the top cover, a guide limit groove is formed in the periphery of the through hole, a limit convex rib is formed in the outer side wall of the valve core along the axial direction, and the valve core is arranged on the through hole in a penetrating mode and is clamped with the guide limit groove.

Further, the lower end of the valve core is provided with a sealing rubber pad of the switch valve body.

Further, the side walls of the full-row body and the half-row body are respectively provided with a water leakage hole and an adjusting piece for adjusting the size of the water leakage hole.

Further, the inner hollow of the valve core forms an overflow pipe.

After the scheme is adopted, the beneficial effects of the utility model are as follows:

the valve body comprises a full-row body and a half-row body, a full-row pontoon is arranged in the full-row body, the full-row pontoon is fixed with the valve core, the top end of the valve core is connected with a full-row lifting rod, the full-row lifting rod is pulled up to drive the full-row pontoon to move upwards in the valve body to open the valve body for drainage, the full-row pontoon has certain buoyancy, the descending speed of the valve core can be delayed, the valve body is closed in a delayed manner, the drainage quantity is increased, and full drainage is realized. The inner side wall of the half-row body is provided with an upper wedge block and a lower wedge block, the upper end and the lower end of the switching piece respectively slide along the surfaces of the upper wedge block and the lower wedge block, so that the switching piece integrally rotates, and when the switching piece is in an original state, the hanging part is not contacted with the annular convex rib, and the full-row drainage is not influenced; when the semi-drainage is performed, the semi-drainage lifting pull rod is pulled up to pull the balance weight cup to move upwards, the upper end of the balance weight cup pushes against the annular convex rib to drive the valve core to move upwards, and meanwhile, the upper end and the lower end of the switching piece slide along the surfaces of the upper wedge block and the lower wedge block respectively, so that the whole switching piece rotates towards the annular convex rib, the hanging part is hung on the annular convex rib, when the valve core descends, the balance weight cup can be hung on the valve core to descend together with the valve core, the gravity of the balance weight cup can be increased, the descending speed of the valve core is increased, the valve body is accelerated to be closed, the drainage quantity is reduced, and the semi-drainage is realized; when the valve core descends to close the valve body, the upper end and the lower end of the switching piece can slide downwards along the surfaces of the upper wedge block and the lower wedge block, so that the switching piece integrally rotates until the hanging part is separated from the annular convex rib to restore to the original state. The utility model discloses a switch realizes rotatoryly through the arc structure of last voussoir and lower voussoir, make the portion of hanging connect can be hung on annular protruding muscle to the counter weight cup can be hung on the case when control case descends, increases the gravity of case, reduces the buoyancy of full row's flotation pontoon support case, makes the case close the valve body earlier, reduces towards the water yield, and it can make the switch rotate and realize half drainage to carry the pull rod, therefore, the full row of the utility model, half row switch is stable, and full row's body and half row's body set up from top to bottom, overall structure is compact, occupation space is little, applicable in hidden water tank.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an exploded view of the overall structure of the present utility model;

FIG. 5 is an exploded view of the half-row body of the present utility model;

FIG. 6 is a schematic diagram of a switch according to the present utility model;

FIG. 7 is a schematic view of a semi-sectional structure of a valve body of the present utility model;

FIG. 8 is a schematic view of a semi-sectional structure of a semi-row valve body of the present utility model;

fig. 9 is an exploded view of the structure of the valve cartridge of the present utility model.

Description of the reference numerals:

1. a valve body; 11. a full row body; 12. a half row body; 121. an upper wedge; 122. a lower wedge; 123. a relief groove; 124. a slide rail; 125. a top cover; 126. a through hole; 127. a limit groove; 13. a water leakage hole; 14. a regulating piece; 2. a valve core; 21. annular convex ribs; 211. a boss; 22. sealing rubber cushion; 23. limiting convex ribs; 24. a clamping groove; 25. a card; 3. full row lifting rod; 4. half-row lifting rods; 5. a switching member; 51. a hanging part; 52. abutting the cambered surface; 6. full row pontoons; 7. a counterweight cup; 71. an extension arm; 72. a mounting cavity; 73. a rotating shaft; 8. and (5) a base.

Detailed Description

The utility model will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model provides a flushing switching structure of a drain valve, which is shown in fig. 1 and 2, and comprises a valve body 1, a valve core 2, a full-row lifting pull rod 3, a half-row lifting pull rod 4 and a switching piece 5.

As shown in fig. 2, the lower end of the valve body 1 is provided with a base 8, the base 8 is connected with a water inlet of a toilet water discharge pipeline, the water inlet of the water discharge pipeline is a toilet water discharge port, the lower end of the valve core 2 is provided with a sealing rubber pad 22, and the valve core 2 is arranged in the valve body 1 in a penetrating way and can move up and down in the valve body 1 to enable the sealing rubber pad 22 to open or close the toilet water discharge port.

As shown in fig. 2, the valve body 1 includes a full-row body 11 and a half-row body 12, the half-row body 12 is disposed above the full-row body 11, a full-row pontoon 6 fixed to the valve core 2 is disposed in the full-row body 11, the top end of the valve core 2 is connected to the full-row lifting rod 3, the full-row lifting rod 3 is pulled up to drive the valve core 2 to move upwards, the full-row pontoon 6 rises along with the valve core 2, when the full-row lifting rod 3 is loosened, the full-row pontoon 6 floats on a sealing rubber pad 22 supporting the valve core 2 to enable the lower end of the valve core 2 to open a water outlet, water in a water tank is discharged from the water outlet to enable the water level in the water tank to drop, when the buoyancy of the full-row pontoon 6 is insufficient to support the valve core 2, the sealing rubber pad 22 resets to close the water outlet, and a full-drainage function is achieved. The full-row pontoon 6 has certain buoyancy, can delay the descending speed of the valve core 2, and prolongs the time for closing the water outlet of the closestool, thereby increasing the water discharge and realizing full water discharge.

As shown in fig. 2 to 5, a weight cup 7 is arranged in the half-row body 12, the weight cup 7 is sleeved on the valve core 2 and can slide up and down along the valve core 2, an extension arm 71 extends upwards from the upper end of the weight cup 7, and the extension arm 71 is connected with the half-row lifting rod 4; the middle part pin joint of switch piece 5 is on counter weight cup 7, the upper end of switch piece 5 is equipped with articulates portion 51, be equipped with on the inside wall of half body 12 and go up voussoir 121 and lower voussoir 122, radial protruding being equipped with on the case 2 lateral wall is located the annular protruding muscle 21 of counter weight cup 7 top, the upper end and the lower extreme of switch piece 5 slide along the surface of last voussoir 121 and lower voussoir 122 respectively, make switch piece 5 rotate to articulate on annular protruding muscle 21 or articulates portion 51 reset and break away from annular protruding muscle 21 of portion 51 articulates.

The upper portion of upper wedge 121 and the lower part of lower wedge 122 are equipped with the bellying, upper wedge 121 and lower wedge 122 set up symmetrically from top to bottom and make and form the recess 123 of stepping down between upper wedge 121 and the lower wedge 122, when switch spare 5 is the primitive state, the upper end butt of switch spare 5 is in the recess 123 of stepping down, the lower extreme butt is on the bellying or the wedge of lower wedge 122, when switch spare 5 keeps this state, the articulated portion 51 of switch spare 5 upper end does not contact with annular bead 21, can not influence full drainage. When the upper end of the switching piece 5 is abutted against the upper end and the lower end of the protruding part of the upper wedge block 121 are abutted against the abdication groove 123, the hanging part 51 is hung on the annular protruding rib 21;

when the lifting Quan Pai lifting rod 3 drives the balance weight cup 7 to move upwards, the top end of the balance weight cup 7 pushes against the annular convex rib 21 to drive the valve core 2 and the full-row pontoon 6 to move upwards, the whole switching piece 5 moves upwards along with the seed distributing cup, the upper end of the switching piece slides upwards along the wedge surface of the upper wedge block 121 to the wedge surface of the upper wedge block 121, the lower end slides upwards along the wedge surface of the lower wedge block 122 to the relief groove 123, so that the whole switching piece 5 rotates clockwise to the hanging part 51 at the upper end to be hooked on the annular convex rib 21 of the valve core 2, when the half-row lifting rod 4 is released, the valve core 2 drives the full-row pontoon 6 to descend, the balance weight cup 7 can be hung on the valve core 2 to descend together with the valve core 2, the gravity of the valve core 2 can be increased by the balance weight cup 7 to offset the buoyancy of a part of the full-row pontoon 6, the descending speed of the valve body 1 is increased, the water discharging quantity is reduced, and the half-row water discharging function is realized; when the valve core 2 descends to the sealing rubber pad 22 to close the water outlet, the lower end of the switching piece 5 slides downwards to the protruding part of the lower wedge block 122 along the wedge surface of the lower wedge block 122, and the upper end slides downwards to the yielding groove 123 along the wedge surface of the upper wedge block 121, so that the whole switching piece 5 rotates until the hanging part 51 is separated from the valve core 2 to restore to the original state.

As shown in fig. 5 to 7, the side portion of the counterweight cup 7 is provided with an installation cavity 72 along the axial direction, a rotating shaft 73 is disposed in the installation cavity 72, the middle portion of the switching member 5 is pivoted on the rotating shaft 73, and the switching member 5 is disposed in the side portion of the counterweight cup 7, so that the occupied space can be reduced. The switching piece 5 may be a vertical rod piece, or may be a V-shaped rod piece with a left convex middle part, a right inclined upper end and a right inclined lower end, the switching piece 5 is preferably a V-shaped rod piece, and the V-shaped rod piece is matched with the sliding rail 124, so that the rotating amplitude of the switching piece 5 does not need to be too large, and the hooking portion 51 can be hooked on the valve core 2, so that the occupied space can be reduced. As shown in fig. 2, the annular rib 21 is provided with a boss 211 protruding outwards at a position corresponding to the hooking portion 51, the hooking portion 51 is hooked on the boss 211, so that the counterweight cup 7 is hooked on the valve core 2, and the boss 211 can further reduce the rotation amplitude of the switching piece 5, and reduce the occupied space.

As shown in fig. 6, the upper wedge 121 and the lower wedge 122 are provided with a sliding rail 124, the upper end and the lower end of the switching member 5 are convexly provided with an abutting cambered surface 52, and the abutting cambered surface 52 is inserted into the sliding rail 124 to enable the upper end and the lower end of the switching member 5 to abut against the sliding rail 124 and slide along the sliding rail 124 without separating from the sliding rail 124, so as to limit the swing angle and the swing position of the switching member 5.

As shown in fig. 8, a top cover 125 is provided at the top of the half-row body 12, the side edges of the grooves of the top cover 125 extend downward to form an upper wedge block 121, a lower wedge block 122 is provided on the inner side wall of the half-row body 12, and when the top cover 125 is covered on the half-row body 12, the upper wedge block 121 and the lower wedge block 122 are spliced up and down to form a complete sliding rail 124. The top cover 125 is provided with a through hole 126, the periphery of the through hole 126 is provided with a guiding limit groove 127, the outer side wall of the valve core 2 is provided with a limit convex rib 23 along the axial direction, the valve core 2 is arranged on the through hole 126 in a penetrating manner and is clamped with the guiding limit groove 127, and the radial rotation of the valve core 2 can be limited by the cooperation of the limit groove 127 and the limit convex rib 23.

As shown in fig. 7, the side walls of the full-row body 11 and the half-row body 12 are provided with water leakage holes 13, an adjusting plate 14 is further arranged outside the water leakage holes, the adjusting plate 14 is arranged on the side walls of the full-row body 11 and the half-row body 12 in a vertical sliding mode, the adjusting plate 14 can adjust the size of the water leakage holes 13 in a vertical sliding mode, so that the water flowing out of the water leakage holes of the full-row body 11 and the half-row body 12 is controlled, the buoyancy of the full-row pontoon 6 and the counterweight cup 7 is further adjusted, and the sizes of full-row water and half-water are further controlled.

As shown in fig. 9, the lower end of the valve core 2 is provided with a plurality of clamping grooves 24, two clamping pieces 25 are clamped on the clamping grooves 24, and the sealing rubber pad 22 is arranged between the two clamping pieces 25 and clamped and fixed by the two clamping pieces 25.

As shown in fig. 9, the valve element 2 has a hollow tubular structure, and is used as an overflow pipe, so that the valve element 2 is integrated into a whole, and the occupied space of the valve body 1 is further reduced.

The above embodiments are only preferred embodiments of the present utility model, and are not limited to the present utility model, and all equivalent changes made according to the design key of the present utility model fall within the protection scope of the present utility model.

Claims

1. The utility model provides a drain valve size bath switch structure which characterized in that: comprises a valve body, a valve core, a full-row lifting pull rod, a half-row lifting pull rod and a switching piece;

2. A drain valve size flush switching structure as defined in claim 1, wherein: the upper part of the upper wedge block and the lower part of the lower wedge block are provided with protruding parts, the upper wedge block and the lower wedge block are arranged up and down symmetrically to form a yielding groove between the upper wedge block and the lower wedge block, and when the upper end of the switching part is abutted to the protruding parts of the upper wedge block and the lower end of the switching part is abutted to the yielding groove, the hanging part is hung on the annular protruding rib; when the upper end of the switching piece is abutted in the yielding groove and the lower end of the switching piece is abutted on the protruding portion of the lower wedge block, the hanging portion is reset and separated from the annular protruding rib.

3. A drain valve size flush switching structure as claimed in claim 1 or 2, wherein: the upper wedge block and the lower wedge block are provided with sliding rails, the upper end and the lower end of the switching piece are convexly provided with abutting cambered surfaces, and the abutting cambered surfaces are inserted into the sliding rails and slide along the sliding rails.

4. A drain valve size flush switching structure as defined in claim 1, wherein: the side part of the counterweight cup is provided with an installation cavity along the axial direction, a rotating shaft is arranged in the installation cavity, and the middle part of the switching piece is pivoted on the rotating shaft.

5. A drain valve size flush switching structure as defined in claim 1, wherein: the annular convex rib is provided with a boss in a outwards protruding mode at the position corresponding to the hanging portion, and the hanging portion is hung on the boss.

6. A drain valve size flush switching structure as defined in claim 1, wherein: the switching piece is a V-shaped rod piece with a left convex middle part and right inclined upper and lower ends.

7. A drain valve size flush switching structure as defined in claim 1, wherein: the top of the half-row body is provided with a top cover, a through hole is formed in the top cover, a guide limit groove is formed in the periphery of the through hole, a limit convex rib is formed in the outer side wall of the valve core along the axial direction, and the valve core penetrates through the through hole and is clamped with the guide limit groove.

8. A drain valve size flush switching structure as defined in claim 1, wherein: the lower end of the valve core is provided with a sealing rubber gasket of the switch valve body.

9. A drain valve size flush switching structure as defined in claim 1, wherein: the side walls of the full-row body and the half-row body are respectively provided with a water leakage hole and an adjusting piece for adjusting the size of the water leakage hole.

10. A drain valve size flush switching structure as defined in claim 1, wherein: the inside of the valve core is hollow to form an overflow pipe.