CN216555495U - Area is adjusted temperature and is pressed and open and close case - Google Patents

Abstract

The utility model discloses a press opening and closing valve core with temperature regulation, which relates to the technical field of parts for a faucet, and adopts the technical scheme that: the temperature control device comprises a shell, a temperature adjusting component, an opening and closing component and a locking module, wherein the shell is provided with an installation cavity, the temperature adjusting component is rotatably arranged in the installation cavity, the temperature adjusting component is provided with a mixing cavity and a first water outlet flow channel communicated with the mixing cavity, the opening and closing component is arranged in the temperature adjusting component, and the opening and closing component can open and close the first water outlet flow channel; the locking module is arranged at an opening of the mounting cavity and can limit the temperature adjusting assembly to be separated from the mounting cavity, a cold water inlet flow channel, a hot water inlet flow channel and a water outlet flow channel II are arranged on the locking module, and the water outlet flow channel II is communicated with the water outlet flow channel I; the temperature adjusting component can control the communication area of the cold water inlet channel, the hot water inlet channel and the mixing cavity. After the user has adjusted the outlet water temperature, even follow-up a lot of opens and close the case, the outlet water temperature still can not change, and the user's of laminating water use habit is convenient for the user to use.

Description

Area is adjusted temperature and is pressed and open and close case

Technical Field

The utility model relates to the technical field of parts for a faucet, in particular to a temperature-adjusting press opening and closing valve core.

Background

A valve element is a valve element by means of which the valve body realizes directional control, pressure control or flow control by means of its movement.

The case in most sanitary wares is opened and close and the water yield through the valve rod control, because after the water use at every turn, all need close the case, when leading to the user to use water next time, need readjust the case and just can obtain required leaving water temperature, does not accord with user's water use custom, and the user of not being convenient for uses.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a temperature-regulating pressing opening and closing valve core which has the advantage of convenience for users to use.

The technical purpose of the utility model is realized by the following technical scheme: a pressing opening and closing valve core with temperature regulation comprises a shell, a temperature regulation component, an opening and closing component and a locking module, wherein the shell is provided with an installation cavity, the temperature regulation component is rotatably arranged in the installation cavity and is provided with a mixing cavity and a first water outlet flow channel communicated with the mixing cavity, the opening and closing component is arranged in the temperature regulation component, and the first water outlet flow channel can be opened and closed by the opening and closing component; the locking module is arranged at an opening of the installation cavity and can limit the temperature adjusting assembly to be separated from the installation cavity, a cold water inlet flow channel, a hot water inlet flow channel and a water outlet flow channel II are arranged on the locking module, and the water outlet flow channel II is communicated with the water outlet flow channel I; the temperature adjusting component can control the communication area of the cold water inlet channel, the hot water inlet channel and the mixing cavity.

According to the technical scheme, after the valve core is installed in water using equipment (a faucet, a shower head switch and the like), cold water and hot water are respectively connected to a cold water inlet flow channel and a hot water inlet flow channel through pipelines, the cold water enters a mixing cavity from the cold water inlet flow channel, the hot water enters the mixing cavity from the hot water inlet flow channel, and the cold water and the hot water are mixed into warm water in the mixing cavity; the proportion of cold water and hot water entering the mixing cavity is adjusted through the temperature adjusting component, so that the water temperature can be adjusted; after the opening and closing assembly controls the valve core to be opened, namely the first water outlet flow channel is opened, and water in the mixing cavity is discharged through the first water outlet flow channel and the second water outlet flow channel; after the user has adjusted the outlet water temperature, even follow-up a lot of opens and close the case, the outlet water temperature still can not change, and the user's of laminating water use habit is convenient for the user to use.

Preferably, the shell is provided with a yielding hole for the outer end of the temperature adjusting component to be installed, and the yielding hole is communicated with the installation cavity.

Through above-mentioned technical scheme, the hole of stepping down is passed from the outer end of the temperature regulating subassembly, and the user of being convenient for controls the temperature regulating subassembly through the outer end of temperature regulating subassembly.

Preferably, the temperature adjusting component comprises a temperature adjusting valve rod and a temperature adjusting movable ceramic piece, the outer end of the temperature adjusting valve rod is rotatably arranged in the abdicating hole, the inner end of the temperature adjusting valve rod is connected with the temperature adjusting movable ceramic piece, and the mixing cavity is positioned between the temperature adjusting valve rod and the temperature adjusting movable ceramic piece; the first water outlet flow channel is arranged on the first temperature-adjusting movable ceramic chip, the first temperature-adjusting movable ceramic chip is attached to the locking module, a first adjusting hole and a second adjusting hole are further formed in the temperature-adjusting movable ceramic chip, the first adjusting hole can be communicated with the cold water inlet flow channel, and the second adjusting hole can be communicated with the hot water inlet flow channel.

Through the technical scheme, the first adjusting hole and the second adjusting hole can be communicated with the mixing cavity, and the outer end of the temperature adjusting valve rod is rotated to drive the temperature adjusting movable ceramic chip to rotate, so that the first adjusting hole and the second adjusting hole on the temperature adjusting movable ceramic chip are displaced, the communication area between the first adjusting hole and the cold water inlet flow passage and the communication area between the second adjusting hole and the hot water inlet flow passage are changed, the proportion of cold water and hot water entering the mixing cavity is adjusted, and the water temperature is adjusted; in addition, the temperature adjusting assembly has fewer parts, is convenient to produce and has higher stability.

Preferably, the temperature adjusting valve rod is provided with a limiting block, the installation cavity is provided with a limiting groove matched with the limiting block, the limiting block can rotate in the limiting groove, and the groove wall of the limiting groove can limit the rotating angle of the limiting block.

Through the technical scheme, the temperature adjusting valve rod can only rotate in the limiting groove, so that the rotation stroke of the temperature adjusting valve rod is ensured.

Preferably, the first water outlet channel comprises a plurality of water outlet holes and a connecting groove, the water outlet holes are formed in the temperature-adjustable movable ceramic chip, and the connecting groove connects the water outlet holes with the second water outlet channel.

Through the technical scheme, the connecting groove is used for communicating the water outlet hole with the water outlet flow channel II, so that the water outlet hole and the water outlet flow channel do not need to be accurately corresponding, and the respective strength can be ensured during manufacturing; meanwhile, the subsequent temperature-adjusting movable ceramic chip and the locking module are convenient to update and design, and the matching space is larger.

Preferably, the opening and closing assembly comprises a pressing device, a transmission member and an opening and closing movable ceramic chip, a mounting groove for mounting the pressing device is formed in the temperature adjusting valve rod, a mounting hole communicated with the mixing cavity is formed in the bottom of the mounting groove, the transmission member is rotatably arranged at the bottom of the mounting groove, the lower end of the transmission member penetrates through the mounting hole and is connected with the opening and closing movable ceramic chip, and the opening and closing movable ceramic chip is rotatably arranged in the mixing cavity; the pressing device can drive the transmission part to rotate, so that the opening and closing movable ceramic chip can open or cover the water outlet flow channel I.

Through the technical scheme, the pressing device drives the transmission piece to rotate, so that the opening and closing of the movable ceramic piece can be realized, and the opening and closing of the valve core can be realized by opening or covering the water outlet flow channel I through the movable ceramic piece.

Preferably, the pressing device comprises a guide pipe, a pressing pipe, an indexing rod and a return spring, the guide pipe is arranged in the mounting groove, a plurality of guide blocks are circumferentially arranged in the guide pipe, a guide groove is formed between every two adjacent guide blocks, and a first guide surface is arranged at the end part, close to the transmission part, of each guide block; the pressing pipe is arranged in the guide pipe in a sliding mode, the outer end of the pressing pipe protrudes out of the guide pipe, a plurality of clamping jaws which slide in the guide grooves are arranged on the pressing pipe, and each clamping jaw is provided with a second guide surface; the indexing rod is arranged in the pressing pipe in a sliding mode, an indexing claw capable of sliding in the guide groove is arranged on the indexing rod, a third guide surface attached to the second guide surface is arranged at one end of the indexing claw, the third guide surface is matched with the first guide surface, and a fourth guide surface is arranged at the other end of the indexing claw; one end of the transmission piece, which is close to the indexing rod, is provided with a rotating claw, a fifth guide surface which can be attached to the fourth guide surface is arranged on the rotating claw, and the highest point of the fifth guide surface is positioned below the indexing claw; the reset spring is arranged between the indexing rod and the transmission piece, and is used for pushing the indexing rod away from the transmission piece.

According to the technical scheme, the second guide surface on the clamping jaw is attached to the third guide surface on the indexing claw, and the indexing claw is positioned above the highest point of the fifth guide surface; applying an external force pointing to the direction of the transmission piece to the pressing pipe, enabling the pressing pipe and the indexing rod to slide towards the direction of the transmission piece, enabling a fourth guide surface on the indexing claw to be tightly abutted against a fifth guide surface on the rotating claw, enabling the indexing claw to still be located in the guide groove at the moment, enabling the rotating claw and the transmission piece to synchronously rotate by the indexing claw sliding along the direction of the rotating claw, enabling the indexing claw to be separated from the guide groove, enabling the movable ceramic piece to complete one-time rotation following the transmission piece after the indexing claw slides to the bottommost point of the fifth guide surface, and enabling the position of the movable ceramic piece to be changed, so that a first water outlet flow channel is opened, namely the valve core is opened; after the external force is removed, the reset spring resets the whole indexing rod and the pressing pipe, namely the indexing rod and the pressing pipe are both far away from the transmission piece; the return spring applies upward acting force to the indexing rod, the indexing claw loses the limit of the guide groove at the moment, the guide surface III on the indexing claw slides to the guide surface I along the guide surface II, and then the indexing claw slides to the adjacent guide groove along the guide surface I, so that the indexing claw is positioned above the five highest points of the guide surface again; when water is required to be closed, external force (pressing) is applied to the pressing pipe again, and the operation is convenient and fast.

Preferably, the opening and closing movable ceramic chip is provided with abdicating notches communicated with the first water outlet flow channel, the abdicating notches correspond to the rotating claws in number one to one, and the indexing claws correspond to the rotating claws in number one to one.

Through above-mentioned technical scheme, the figure influence of rotating the claw is opened and close the single rotation angle that moves the ceramic chip, 360/the figure of rotating the claw = the driving medium promptly, is opened and close the rotation angle that moves the ceramic chip, opens and close and move ceramic chip single rotation back, alright cover a water outlet flow way all, or let a breach and a water outlet flow way intercommunication, guaranteed the steady operation of this case.

Preferably, the number of the guide grooves is twice that of the indexing claws; blocking sections are arranged in the spaced guide grooves, have the same inclination angle with the first guide surface, and are connected with the first guide surface; the intercepting surface corresponds to the state that the first water outlet flow channel is opened by the opening and closing movable ceramic chip, and when the third guide surface is attached to the intercepting surface, the indexing claw can limit the rotating claw.

Through the technical scheme, the indexing claw only occupies half of the guide groove at a time, and the first water outlet flow channel is in a closed state when the indexing claw is positioned in the empty guide groove (the guide groove without the blocking section); after the opening and closing movable ceramic chip is controlled by the pressing device to rotate once, the indexing claw enters the other half of the guide groove with the blocking section along the first guide surface, the blocking surface is circumferentially limited to the indexing claw, the lower end of the indexing claw can axially limit the rotating claw, the first water outlet flow channel is in an opening state, and the opening and closing movable ceramic chip cannot be influenced by water flow to cause abnormal rotation.

Preferably, the locking module comprises a base and a static ceramic piece, the base is detachably connected to an opening of the installation cavity and tightly supports the static ceramic piece on the temperature adjusting assembly, the base circumferentially limits the static ceramic piece, and the cold water inlet flow passage, the hot water inlet flow passage and the water outlet flow passage are distributed on the base at intervals and penetrate through the static ceramic piece.

Through the technical scheme, the temperature regulating assembly is sealed in the mounting cavity through the base, and the base is in contact with the temperature regulating assembly through the static ceramic sheet, so that the abrasion of the base and the temperature regulating assembly is avoided, and the service life of the valve core is effectively prolonged; in addition, the base circumferentially limits the static ceramic pieces, and the stability of two relative positions of the cold water inlet flow channel, the hot water inlet flow channel and the water outlet flow channel is also ensured.

In summary, compared with the prior art, the beneficial effects of the utility model are as follows: after the water outlet temperature is adjusted by a user, even if the valve core is opened and closed for a plurality of times, the water outlet temperature still cannot be changed, the water using habit of the user is fitted, and the use by the user is convenient; the valve core is convenient to open and close, and is convenient for user operation; the valve core has stable work, fewer parts and convenient production.

Drawings

FIG. 1 is a schematic external structural view of an embodiment;

FIG. 2 is a schematic view of the full cross-section of FIG. 1;

FIG. 3 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 4 is a schematic view of the full cross-section of FIG. 3;

FIG. 5 is a schematic bottom structure of the housing in the embodiment;

FIG. 6 is a schematic structural diagram of a temperature regulating assembly in an embodiment;

FIG. 7 is a schematic bottom view of FIG. 6;

FIG. 8 is a schematic view of the full cross-section of FIG. 6;

FIG. 9 is a schematic view of the guide tube in the embodiment;

FIG. 10 is a top view of the guide tube in the embodiment;

FIG. 11 is a schematic bottom view of FIG. 10;

FIG. 12 is a schematic structural view of a pressing device in the embodiment (the guide tube is omitted);

fig. 13 is a schematic diagram of a partial explosion structure of the embodiment.

Reference numerals: 100. a housing; 110. a mounting cavity; 111. a limiting groove; 112. a bump; 120. a hole of abdication;

200. a temperature regulating component; 210. a temperature regulating valve stem; 211. a mixing chamber; 212. a limiting block; 213. mounting grooves; 214. mounting holes; 220. a temperature-adjusting movable ceramic sheet; 221. a first water outlet flow channel; 2211. a water outlet hole; 2212. connecting grooves; 222. a first adjusting hole; 223. a second adjusting hole;

300. an opening and closing assembly; 310. a transmission member; 311. a rotating claw; 3111. a fifth guide surface; 320. opening and closing the movable ceramic chip; 321. a abdication gap; 330. a connecting member; 340. a gasket;

400. a locking module; 410. a base; 411. a cold water inlet channel; 412. a hot water inlet channel; 413. a second water outlet flow channel; 414. a limiting pin; 420. a static ceramic chip; 421. a limiting notch;

500. a pressing device; 510. a guide tube; 511. a guide block; 5111. a first guide surface; 512. a guide groove; 5121. a blocking section; 513. a chute; 520. pressing a pipe; 521. a claw; 5211. a second guide surface; 522. a rib is protruded; 530. an index lever; 531. an indexing claw; 5311. a third guide surface; 5312. a fourth guide surface; 540. a return spring.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.

The present invention will be described in further detail with reference to the accompanying drawings.

A temperature-regulating pressing opening and closing valve core is disclosed, as shown in figures 1 to 13, and comprises a shell 100, a temperature-regulating assembly 200, an opening and closing assembly 300 and a locking module 400, wherein the shell 100 is provided with an installation cavity 110, the temperature-regulating assembly 200 is rotatably arranged in the installation cavity 110, the temperature-regulating assembly 200 is provided with a mixing cavity 211 and a first water outlet flow channel 221 communicated with the mixing cavity 211, and the opening and closing assembly 300 is arranged in the temperature-regulating assembly 200 and can open and close the first water outlet flow channel 221; the locking module 400 is arranged at an opening of the installation cavity 110, the locking module 400 can limit the temperature adjusting assembly 200 to be separated from the installation cavity 110, the locking module 400 is provided with a cold water inlet flow channel 411, a hot water inlet flow channel 412 and a second water outlet flow channel 413, and the second water outlet flow channel 413 is communicated with the first water outlet flow channel 221; the temperature adjusting assembly 200 can control the communication area of the cold water inlet passage 411, the hot water inlet passage 412 and the mixing chamber 211.

The housing 100 is provided with a yielding hole 120 communicated with the mounting cavity 110, and the outer end of the temperature adjusting assembly 200 can be installed in the yielding hole 120.

Preferably, the temperature adjusting assembly 200 comprises a temperature adjusting valve rod 210 and a temperature adjusting movable ceramic piece 220, the outer end of the temperature adjusting valve rod 210 is rotatably arranged in the abdicating hole 120, the mixing cavity 211 is arranged at the inner end of the temperature adjusting valve rod 210, and the temperature adjusting movable ceramic piece 220 is connected with the inner end of the temperature adjusting valve rod 210 and covers the mixing cavity 211, so that the mixing cavity 211 is positioned between the temperature adjusting valve rod 210 and the temperature adjusting movable ceramic piece 220; the first water outlet flow channel 221 is arranged on the temperature-adjusting movable ceramic piece 220, the lower end of the temperature-adjusting movable ceramic piece 220 is attached to the locking module 400, the temperature-adjusting movable ceramic piece 220 can rotate relative to the locking module 400, a first adjusting hole 222 and a second adjusting hole 223 are further arranged on the temperature-adjusting movable ceramic piece 220 at intervals, the cold water inlet flow channel 411 is communicated with the mixing cavity 211 through the first adjusting hole 222, and the hot water inlet flow channel 412 is communicated with the mixing cavity 211 through the second adjusting hole 223.

A limiting groove 111 is formed in the mounting cavity 110, a limiting block 212 is arranged on the side face, close to the mounting cavity 110, of the temperature adjusting valve rod 210, the limiting block 212 is matched with the limiting groove 111 and can rotate in the limiting groove 111, and the groove wall of the limiting groove 111 can limit the rotation angle of the limiting block 212. The limiting groove 111 may be formed by a gap between two protrusions 112 disposed in the mounting cavity 110, or may be directly opened in the mounting cavity 110.

The first outlet flow channel 221 comprises a plurality of outlet holes 2211 and connecting grooves 2212 arranged on the temperature-adjusting movable ceramic tile 220, the opening and closing assembly 300 can cover all the outlet holes 2211 or connect all the outlet holes 2211 with the mixing cavity 211, and the connecting grooves 2212 connect the plurality of outlet holes 2211 with the second outlet flow channel 413.

The opening and closing assembly 300 comprises a pressing device 500, a transmission piece 310 and an opening and closing movable ceramic piece 320, wherein a mounting groove 213 for mounting the pressing device 500 is formed in the temperature regulating valve rod 210, a mounting hole 214 communicated with the mixing cavity 211 is formed in the bottom of the mounting groove 213, the transmission piece 310 is rotatably arranged at the bottom of the mounting groove 213, the lower end of the transmission piece 310 penetrates through the mounting hole 214 and is connected with the opening and closing movable ceramic piece 320, and the opening and closing movable ceramic piece 320 is rotatably arranged in the mixing cavity 211; the pressing device 500 can drive the transmission member 310 to rotate, so that the water outlet hole 2211 can be opened or covered by opening or closing the movable ceramic sheet 320.

Further, the transmission member 310 is connected to the open/close movable ceramic piece 320 through a connecting member 330, and the connecting member 330 is tightly abutted to the open/close movable ceramic piece 320 through a gasket 340.

The pressing device 500 comprises a guide tube 510, a pressing tube 520, an indexing rod 530 and a return spring 540, wherein the guide tube 510 is detachably connected in the mounting groove 213, a sliding groove 513 is formed in the guide tube 510, a plurality of guide blocks 511 are circumferentially arranged in the guide tube 510, a guide groove 512 is formed between every two adjacent guide blocks 511, and a guide surface 5111 is formed at the end part, close to the transmission piece 310, of each guide block 511; a convex rib 522 matched with the sliding groove 513 is arranged on the outer side of the pressing pipe 520, the pressing pipe 520 is arranged in the guide pipe 510 in a sliding mode, the convex rib 522 slides in the sliding groove 513, the outer end of the pressing pipe 520 protrudes out of the guide pipe 510, a plurality of clamping claws 521 capable of sliding in the guide groove 512 are arranged at the lower end of the pressing pipe 520, and a second guide surface 5211 is arranged on each clamping claw 521; the indexing rod 530 is arranged in the pressing pipe 520 in a sliding manner, the indexing rod 530 is provided with an indexing claw 531 which can slide in the guide groove 512, one end of the indexing claw 531 is provided with a guide surface III 5311 attached to a guide surface II 5211, the guide surface III 5311 is matched with the guide surface I5111, and the other end of the indexing claw 531 is provided with a guide surface IV 5312; a plurality of rotating claws 311 are circumferentially arranged at intervals at one end of the transmission piece 310 close to the indexing rod 530, each rotating claw 311 is provided with a guide surface five 3111 which can be attached to a guide surface four 5312, and the highest point of the guide surface five 3111 is positioned below the indexing claw 531; the return spring 540 is disposed between the index lever 530 and the transmission member 310, and the return spring 540 can apply a pre-load force to the index lever 530 to be directed to one side of the pressing pipe 520.

The number of the guide grooves 512 is twice as many as the index pawls 531; intercepting surfaces 5121 are arranged in the spaced guide grooves 512, and the intercepting surfaces 5121 and the first guide surfaces 5111 have the same inclination angle and are connected with the first guide surfaces 5111; the intercepting surface 5121 corresponds to the state that the first water outlet flow channel 221 is opened by opening and closing the movable ceramic piece 320, that is, when the movable ceramic piece 320 is opened and closed to communicate the water outlet hole 2211 with the mixing cavity 211, the third guide surface 5311 on the indexing claw 531 abuts against the intercepting surface 5121, so that the indexing claw 531 cannot be completely reset to the bottom of the guide groove 512, and the lower end of the indexing claw 531 can limit the rotating claw 311. Alternatively, the number of the intercepting surfaces 5121 may be reduced by one pair, and the interception of the indexing pawl 531 may be achieved as well.

The open/close movable ceramic sheet 320 is provided with abdicating notches 321 communicated with the water outlet holes 2211, the number of the abdicating notches 321 corresponds to the number of the rotating claws 311 one by one, and the number of the indexing claws 531 corresponds to the number of the rotating claws 311 one by one.

Alternatively, the pressing device 500 may be replaced by a valve rod, which is common in the prior art, as long as the driving member 310 can be driven to rotate by a predetermined angle.

The locking module 400 comprises a base 410 and a static ceramic piece 420, the base 410 is detachably connected to an opening of the installation cavity 110 and tightly supports the static ceramic piece 420 on the temperature adjustment assembly 200, the base 410 circumferentially limits the static ceramic piece 420, and the cold water inlet flow channel 411, the hot water inlet flow channel 412 and the second water outlet flow channel 413 are distributed on the base 410 at intervals and penetrate through the static ceramic piece 420.

Further, a limiting pin 414 is arranged on the base 410, a limiting notch 421 matched with the limiting pin 414 is arranged on the static ceramic piece 420, and the limiting pin 414 can extend into the limiting notch 421 and limit the static ceramic piece 420 circumferentially.

Alternatively, static tiles 420 may be integrally formed with base 410, or static tiles 420 may be omitted by increasing the wear resistance of base 410.

The working principle is as follows:

after the valve core is installed in water using equipment (a faucet, a shower head switch and the like), cold water and hot water are respectively connected to the cold water inlet flow channel 411 and the hot water inlet flow channel 412 through pipelines, so that the cold water enters the cold water inlet flow channel 411, the hot water enters the hot water inlet flow channel 412, and a water outlet of the water using equipment is communicated with the second water outlet flow channel 413;

rotating the temperature adjusting valve rod 210 to enable the temperature adjusting movable ceramic piece 220 to rotate, when the first adjusting hole 222 is completely communicated with the cold water inlet flow channel 411 and the hot water inlet flow channel 412 is covered by the temperature adjusting movable ceramic piece 220, cold water enters the mixing cavity 211 from the cold water inlet flow channel 411 and the first adjusting hole 222, and all cold water is in the mixing cavity 211; when the first adjusting hole 222 is partially communicated with the cold water inlet flow passage 411 and the second adjusting hole 223 is partially communicated with the hot water inlet flow passage 412, the mixing cavity 211 is filled with warm water obtained by mixing cold water and hot water, and the water temperature in the mixing cavity 211 can be changed by adjusting the communication area of the first adjusting hole 222 and the cold water inlet flow passage 411 and the communication area of the second adjusting hole 223 and the hot water inlet flow passage 412; the second adjusting hole 223 is communicated with the hot water inlet channel 412, and when the cold water inlet channel 411 is covered by the temperature adjusting movable ceramic sheet 220, hot water enters the mixing cavity 211 from the hot water inlet channel 412 and the second adjusting hole 223, and all hot water is in the mixing cavity 211.

In a normal state, the valve core is in a closed state, that is, the movable ceramic sheet 320 is opened and closed to cover the water outlet 2211;

applying a downward external force to the pressing pipe 520 to enable the pressing pipe 520 and the indexing rod 530 to integrally slide downwards, compressing the return spring 540 by the indexing rod 530, and finally enabling the fourth guide surface 5312 on the indexing claw 531 to be tightly abutted to the fifth guide surface 3111 on the rotating claw 311, because the indexing claw 531 is still located in the guide groove 512 at this time, the indexing claw 531 sliding downwards pushes the rotating claw 311 and the transmission member 310 to synchronously rotate, the indexing claw 531 is separated from the guide groove 512, and after the indexing claw 531 slides to the bottommost point of the fifth guide surface 3111, the opening and closing of the movable ceramic tile 320 is completed along with one rotation of the transmission member 310, the position of the opening and closing of the movable ceramic tile 320 is changed, the abdicating notch 321 is communicated with the water outlet 2211, namely the water outlet 2211 is opened, water in the mixing cavity 211 is discharged through the water outlet 2211, the connection groove 2212 and the water outlet flow channel 413, and the valve core is in an opened state;

after the external force is removed, the return spring 540 integrally returns the indexing rod 530 and the pressing pipe 520, that is, the indexing rod 530 and the pressing pipe 520 are both far away from the transmission member 310; because the return spring 540 applies an upward acting force to the indexing rod 530, the indexing pawl 531 loses the limit of the guide groove 512 at the moment, the guide surface III 5311 on the indexing pawl 531 slides to the guide surface I5111 along the guide surface II 5211, then the indexing pawl 531 slides to the adjacent guide groove 512 with the interception surface 5121 along the guide surface I5111, the interception surface 5121 limits the indexing pawl 531 axially, the lower end of the indexing pawl 531 can limit the rotating pawl 311 circumferentially, the movable ceramic piece 320 is ensured not to be opened and closed to cause abnormal rotation under the influence of water flow, and the indexing pawl 531 is positioned above the highest point of the guide surface V3111 again at the moment.

When the valve element needs to be closed, the external force (pressing) is applied to the pressing pipe 520 again.

After the water outlet temperature is adjusted by a user as required, the water outlet temperature can not be changed even if the valve core is opened and closed for a plurality of times subsequently, the water using habit of the user is met, and the use by the user is convenient.

The above description is intended to be illustrative of the present invention and not to limit the scope of the utility model, which is defined by the claims appended hereto.

Claims (10)

1. The utility model provides a take and adjust temperature and press and open and close case which characterized in that: the temperature-regulating water heater comprises a shell (100), a temperature-regulating component (200), an opening and closing component (300) and a locking module (400), wherein the shell (100) is provided with an installation cavity (110), the temperature-regulating component (200) is rotatably arranged in the installation cavity (110), the temperature-regulating component (200) is provided with a mixing cavity (211) and a first water outlet flow channel (221) communicated with the mixing cavity (211), the opening and closing component (300) is arranged in the temperature-regulating component (200), and the opening and closing component (300) can open and close the first water outlet flow channel (221); the locking module (400) is arranged at an opening of the installation cavity (110) and can limit the temperature adjusting assembly (200) to be separated from the installation cavity (110), a cold water inlet flow channel (411), a hot water inlet flow channel (412) and a second water outlet flow channel (413) are arranged on the locking module (400), and the second water outlet flow channel (413) is communicated with the first water outlet flow channel (221); the temperature adjusting component (200) can control the communication area of the cold water inlet channel (411), the hot water inlet channel (412) and the mixing cavity (211).

2. The temperature-regulating press on-off valve core according to claim 1, characterized in that: offer on shell (100) and supply abdicating hole (120) that the outer end of temperature regulating subassembly (200) was packed into, just abdicating hole (120) with installation cavity (110) intercommunication.

3. The temperature-regulating press on-off valve core according to claim 2, characterized in that: the temperature adjusting assembly (200) comprises a temperature adjusting valve rod (210) and a temperature adjusting movable ceramic chip (220), the outer end of the temperature adjusting valve rod (210) is rotatably arranged in the abdicating hole (120), the inner end of the temperature adjusting valve rod (210) is connected with the temperature adjusting movable ceramic chip (220), and the mixing cavity (211) is positioned between the temperature adjusting valve rod (210) and the temperature adjusting movable ceramic chip (220); the water outlet flow channel I (221) is arranged on the temperature-adjusting movable ceramic chip (220), the temperature-adjusting movable ceramic chip (220) is attached to the locking module (400), the temperature-adjusting movable ceramic chip (220) is further provided with a first adjusting hole (222) and a second adjusting hole (223), the first adjusting hole (222) can be communicated with the cold water inlet flow channel (411), and the second adjusting hole (223) can be communicated with the hot water inlet flow channel (412).

4. The temperature-regulating press on-off valve core according to claim 3, characterized in that: be provided with stopper (212) on the valve rod (210) adjusts the temperature, have in installation cavity (110) with spacing groove (111) of stopper (212) adaptation, stopper (212) can rotate in spacing groove (111), just the cell wall of spacing groove (111) can be right the turned angle of stopper (212) is spacing.

5. The temperature-regulating press start-stop valve core according to claim 3, characterized in that: the first water outlet flow channel (221) comprises a plurality of water outlet holes (2211) and a connecting groove (2212) which are formed in the temperature-adjusting movable ceramic chip (220), and the connecting groove (2212) is used for communicating the water outlet holes (2211) with the second water outlet flow channel (413).

6. The temperature-regulating press on-off valve core according to claim 3, characterized in that: the opening and closing assembly (300) comprises a pressing device (500), a transmission piece (310) and an opening and closing movable ceramic tile (320), a mounting groove (213) for mounting the pressing device (500) is formed in the temperature regulating valve rod (210), a mounting hole (214) communicated with the mixing cavity (211) is formed in the bottom of the mounting groove (213), the transmission piece (310) is rotatably arranged at the bottom of the mounting groove (213), the lower end of the transmission piece (310) penetrates through the mounting hole (214) and is connected with the opening and closing movable ceramic tile (320), and the opening and closing movable ceramic tile (320) is rotatably arranged in the mixing cavity (211); the pressing device (500) can drive the transmission piece (310) to rotate, so that the opening and closing movable ceramic piece (320) can open or cover the first water outlet flow channel (221).

7. The temperature-regulating press on-off valve core of claim 6, wherein: the pressing device (500) comprises a guide tube (510), a pressing tube (520), an indexing rod (530) and a return spring (540), the guide tube (510) is arranged in the installation groove (213), a plurality of guide blocks (511) are arranged in the guide tube (510) in the circumferential direction, a guide groove (512) is formed between every two adjacent guide blocks (511), and a first guide surface (5111) is arranged at the end part, close to the transmission piece (310), of each guide block (511); the pressing pipe (520) is arranged in the guide pipe (510) in a sliding mode, the outer end of the pressing pipe (520) protrudes out of the guide pipe (510), a plurality of clamping jaws (521) sliding in the guide groove (512) are arranged on the pressing pipe (520), and the clamping jaws (521) are provided with a second guide surface (5211); the indexing rod (530) is arranged in the pressing pipe (520) in a sliding mode, an indexing claw (531) capable of sliding in the guide groove (512) is arranged on the indexing rod (530), a third guide surface (5311) attached to the second guide surface (5211) is arranged at one end of the indexing claw (531), the third guide surface (5311) is matched with the first guide surface (5111), and a fourth guide surface (5312) is arranged at the other end of the indexing claw (531); one end, close to the indexing rod (530), of the transmission piece (310) is provided with a rotating claw (311), a guide surface five (3111) capable of being attached to the guide surface four (5312) is arranged on the rotating claw (311), and the highest point of the guide surface five (3111) is located below the indexing claw (531); the return spring (540) is arranged between the indexing lever (530) and the transmission piece (310), and the return spring (540) is used for pushing the indexing lever (530) away from the transmission piece (310).

8. The temperature-regulating press on-off valve core according to claim 7, characterized in that: open and close to have on moving ceramic chip (320) the intercommunication give way breach (321) of outlet channel one (221), the quantity of giving way breach (321) with the quantity one-to-one of rotating claw (311), just the quantity of graduation claw (531) with the quantity one-to-one of rotating claw (311).

9. The temperature-regulating press on-off valve core according to claim 7, characterized in that: the number of guide grooves (512) is twice that of the indexing pawls (531); a blocking section (5121) is arranged in the spaced guide groove (512), the blocking section (5121) and the first guide surface (5111) have the same inclination angle, and the blocking section (5121) is connected with the first guide surface (5111); the blocking section (5121) corresponds to the state that the water outlet flow channel I (221) is opened by the opening and closing movable ceramic piece (320), and when the guide surface III (5311) is attached to the blocking section (5121), the indexing claw (531) can limit the rotating claw (311).

10. The on-off valve core with the temperature-regulating press function according to any one of claims 1-9, characterized in that: locking module (400) includes base (410) and static ceramic piece (420), base (410) can dismantle connect in the opening part of installation cavity (110), and will static ceramic piece (420) support tightly in on temperature adjustment component (200), base (410) is right static ceramic piece (420) circumference is spacing, cold inlet channel (411), hot inlet channel (412), play water flow channel two (413) interval distribution in on base (410) and run through static ceramic piece (420).

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