CN213640449U - Self-discharging pressure type water cup cover - Google Patents

Abstract

The utility model relates to a from pressure relief formula drinking cup lid, relate to the field of drinking cup lid technique, including the enclosing cover and set up the inner cup in the enclosing cover, the cavity has been seted up to inner cup inside, the inner cup is equipped with the fixed block in the cavity, be equipped with the shell fragment on the fixed block, shell fragment both sides wall and inner cup inside wall butt, the inner cup has seted up the recess at the cavity lateral wall, the one end that the fixed block was kept away from to the shell fragment is equipped with the block rubber, the block rubber slides at the recess tank bottom, the spread groove has been seted up to the one end of block rubber diapire in being close to the inner cup, logical groove has been seted up to the recess tank bottom, when the shell fragment upwards squints, logical groove and spread groove intercommunication, logical groove has been seted up. The water cup has the advantages that the air pressure inside and outside the water cup cover is automatically balanced, the water cup cover can be easily opened by a user, the structure is simple, and the operation is convenient.

Description

Self-discharging pressure type water cup cover

Technical Field

The application relates to the field of water cup cover technology, in particular to a self-discharging pressure type water cup cover.

Background

The cup is usually a container for holding liquid, and can be used for drinking tea, drinking water, drinking beverages and the like.

The cup is mostly cylindrical, is provided with an opening at the upper part and is hollow for holding articles. Because the cup is opened, the liquid in the cup is easily polluted by dust around, so that the multipurpose water cup cover can cover when the cup is placed for a long time.

In view of the above-mentioned related technologies, the inventor believes that when hot water is poured into the water cup, air in the water cup expands due to heating, and when hot air is cooled, the volume of the air in the water cup is reduced, and meanwhile, the air pressure is smaller than the external atmospheric pressure, so that the cup cover is pressed, and the defect that the water cup cover is difficult to unscrew exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the water cup lid is difficult to unscrew, this application provides a self-discharging pressure formula water cup lid.

The application provides a pair of self-discharging pressure formula drinking cup lid adopts following technical scheme:

a self-discharging water cup cover comprises an outer cover and an inner cover arranged in the outer cover, wherein a cavity is arranged in the inner cover, the inner cover is provided with a fixed block in the cavity, the fixed block is provided with a spring plate, two side walls of the spring plate are abutted against the inner side wall of the inner cover, the inner cover is provided with a groove on the side wall of the cavity, one end of the elastic sheet far away from the fixed block is provided with a rubber block, the rubber block slides at the bottom of the groove, a connecting groove is arranged at one end of the rubber block close to the inner bottom wall of the inner cover, a through groove is arranged at the bottom of the groove, when the elastic sheet is deflected upwards, the through groove is communicated with the connecting groove, the through groove wall is provided with a flow passage, one end of the flow passage far away from the through groove is communicated with the cavity above the elastic sheet, the outer cover is provided with a deep hole, the top wall of the inner cover is provided with a connecting hole communicated with the deep hole, and the bottom wall of the inner cover is provided with a plurality of through holes.

Through adopting the above technical scheme, the user pours hot water and screws up the drinking cup lid in the drinking cup, the air thermal expansion in the drinking cup, the steam of inflation passes the through-hole and accumulates in the shell fragment below, the atmospheric pressure increase of shell fragment below, the one end lapse that the fixed block was kept away from to the shell fragment below and the atmospheric pressure difference of top orders about the shell fragment, the shell fragment drives the rubber piece upwards squint to leading to groove and spread groove intercommunication, steam passes through the spread groove entering and leads to inslot portion this moment, steam makes progress the loss through the runner and is balanced to the cavity of shell fragment top in, at last, get into atmospheric pressure through the deep hole, atmospheric pressure and atmospheric pressure balance until the shell fragment below, the shell fragment resets to initial position, the effect of the inside and outside atmospheric pressure of automatic balance drinking.

Optionally, the fixing block is disposed at the center of the cavity, the two elastic pieces are distributed at two ends of the fixing block in a back-to-back manner, the two grooves are formed in the two grooves and located on the side walls opposite to the cavity, and the grooves correspond to the elastic pieces one to one.

Through adopting above-mentioned technical scheme, the shell fragment is equipped with two, compares with being equipped with a shell fragment, and high temperature expanding gas can follow the clearance loss of two shell fragment tip to the drinking cup lid outside for the inside and outside atmospheric pressure balanced speed of drinking cup.

Optionally, the inner cover is in threaded connection with the outer cover, and the deep hole is formed in the center of the outer cover.

Through adopting above-mentioned technical scheme, inner cup and enclosing cover adopt threaded connection's connected mode, install and remove the convenience, and convenient to use person changes the inner cup.

Optionally, a square groove communicated with the deep hole is formed in the outer cover, a temperature sensor is arranged in the square groove, a warning lamp is arranged on the outer cover, and the warning lamp is electrically connected with the temperature sensor.

Through adopting above-mentioned technical scheme, be equipped with high temperature hot water in the drinking cup and at the self-discharging pressure in-process, temperature sensor carries out the temperature measurement to the steam that passes through in the deep hole, and when the temperature was greater than 60 ℃, the warning light can be in red light warning state, carries out the temperature to the user and reminds, and simple structure reduces the high temperature steam in the enclosing cover and scalds user's possibility.

Optionally, the inner cup is equipped with the connecting rod in the cavity, be equipped with a plurality of syringe needles on the connecting rod, syringe needle and through-hole one-to-one, the connecting rod slides with the inner cup and is connected, the equal fixedly connected with spring in connecting rod both ends, the one end and the inner cup fixed connection of connecting rod are kept away from to the spring, be equipped with the montant on the connecting rod, the montant is worn out the inner cup and is slided with the inner cup and be.

Through adopting above-mentioned technical scheme, when the through-hole in the drinking cup lid was blockked up by impurity, the user drove the montant to the direction of keeping away from the inner cup, and the montant drives connecting rod and syringe needle and passes the through-hole, and then clears away the impurity of through-hole department, effectively keeps the through-hole unblocked, simple structure, and is clean convenient.

Optionally, a cotton sleeve made of interwoven silver fibers is sleeved on the needle head, and the size of the cotton sleeve is matched with that of the through hole.

Through adopting above-mentioned technical scheme, the incrustation scale can be accumulated in through-hole department for a long time to the drinking cup lid, and the cotton cover adopts the silver fiber material to make, has good antibiotic effect, and the incrustation scale can be clear away in cotton cover and through-hole friction, reduces the cumulant of through-hole department bacterium simultaneously.

Optionally, a check ring is arranged inside the outer cover and is in threaded connection with the inner cover, and a seal ring is arranged between the check ring and the outer cover.

Through adopting above-mentioned technical scheme, the setting of retaining ring prevents that the inner cup from taking the sealing washer down when rotatory getting off, leads to whole drinking cup lid to be difficult to use, has prolonged the service life of drinking cup lid.

Optionally, a sealing cover is arranged at the top of the outer cover, an annular groove is formed in the top wall of the outer cover, the sealing cover is in threaded connection with the annular groove, the deep hole is located below the sealing cover, an air outlet hole is formed in the peripheral wall of the sealing cover, and when the cylinder rotates to the bottom of the annular groove, the air outlet hole is abutted to the wall of the annular groove.

By adopting the technical scheme, in an initial state, the air outlet hole is positioned above the annular groove, and hot air from the deep hole passes through the air outlet hole and enters the atmosphere; the user twists the closing cap and makes the closing cap move down, until venthole and ring channel cell wall butt for the venthole is blocked up completely, has reduced the possibility that the drinking cup was packed into and is leaked in the package, and the range of application is extensive.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the elastic sheet can effectively balance the air pressure in the water cup and the air pressure outside the water cup, so that a user can easily open the water cup cover, and the water cup has a simple structure and is convenient to operate;

2. the temperature sensor is matched with the warning lamp to remind a user of high-temperature scald, so that the safety of the water cup in the use process is effectively improved;

3. the arrangement of the connecting rod and the needle head effectively reduces the possibility that the through hole on the inner cover is blocked.

Drawings

FIG. 1 is a schematic structural view of a cup cover mounted on a cup body according to an embodiment of the present application.

Fig. 2 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 3 is a schematic structural diagram for embodying an installation position of the resilient tab in the embodiment of the present application.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a partially enlarged view at B in fig. 3.

Fig. 6 is a partially enlarged view at C in fig. 3.

Description of reference numerals: 1. an outer cover; 11. a square groove; 12. a temperature sensor; 13. a warning light; 15. a retainer ring; 16. a seal ring; 17. a cup body; 2. an inner cover; 20. a cavity; 21. a groove; 211. a through groove; 212. a flow channel; 22. a fixed block; 23. a spring plate; 25. deep holes; 26. connecting holes; 27. a through hole; 28. a rubber block; 281. connecting grooves; 3. a connecting rod; 31. a needle head; 32. a spring; 33. a vertical rod; 34. cotton sleeves; 35. a mounting block; 36. a placing groove; 37. a square hole; 38. a limiting block; 4. sealing the cover; 41. an annular groove; 42. an air outlet; 43. a circular groove; 44. a knob.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a self-discharging pressure type water cup cover. Referring to fig. 1 and 2, from pressure relief formula water cup cover includes enclosing cover 1 and establishes inner cup 2 in 1 inside center department of enclosing cover, 1 internal perisporium of enclosing cover is equipped with the screw thread that is used for with the cup 17 spiro union of drinking cup, the fixed retaining ring 15 that is equipped with in 1 interior roof edge of enclosing cover, there is the clearance between retaining ring 15 and the 1 internal perisporium of enclosing cover, 1 inside sealing washer 16 that is equipped with of enclosing cover, the clearance department between retaining ring 15 and enclosing cover 1 is fixed to sealing washer 16, retaining ring 15 deviates from the inner wall of sealing washer 16 and has seted up the screw thread, inner cup 2 is through 15 threaded connection with the retaining ring and then fix inside enclosing cover.

Referring to fig. 3 and 4, the cavity 20 is formed in the center of the inner cover 2, the cross section of the cavity 20 is rectangular, the fixed block 22 is fixedly arranged in the center of the cavity 20, two sides of the fixed block 22 are fixedly connected with two side walls of the cavity 20, elastic pieces 23 are fixedly arranged at two ends of the fixed block 22, the elastic pieces 23 are perpendicular to the fixed block 22, and the elastic pieces 23 are horizontally arranged. Two shell fragment 23 both sides and cavity 20 along length direction's both sides wall butt, the one end that fixed block 22 was kept away from to two shell fragment 23 all is equipped with block rubber 28, block rubber 28 both sides wall and the 20 both sides wall butt of cavity, the one side that block rubber 28 is close to recess 21 sets up to the cambered surface, inner cup 2 all sets up recess 21 at two lateral walls of cavity 20 width direction, the notched radian of recess 21 is the same with the circular arc radian that shell fragment 23 used fixed block 22 tie point to form as the center, and block rubber 28 when shell fragment 23 reciprocates with the 21 tank bottom butt of recess.

Referring to fig. 3 and 4, a through groove 211 is formed at the bottom of the groove 21, the length of the opening of the through groove 211 is smaller than the length of the arc surface of the rubber block 28, a flow channel 212 is formed on the groove wall of the through groove 211 on the side close to the inner top wall of the cavity 20, and one end of the through groove 211, which is far away from the through groove 211, is communicated with the cavity 20 above the elastic sheet 23; the rubber block 28 is provided with a connecting groove 281 at the bottom of the cambered surface facing the groove 21, and when the elastic sheet 23 is in a horizontal position, the connecting groove 281 is positioned below the through groove 211, that is, the rubber block 28 blocks the notch of the through groove 211; a plurality of through holes 27 are formed in the inner bottom wall of the inner cover 2 along the length direction of the cavity 20, a connecting hole 26 is formed in the center of the inner top wall of the inner cover 2, a deep hole 25 is vertically formed in the center of the outer cover 1, and the deep hole 25 is communicated with the connecting hole 26.

Referring to fig. 3 and 4, a user pours hot water into the cup body 17 and screws the water cup cover tightly, air in the cup body 17 is thermally expanded, expanded air enters the inner cover 2 from the through hole 27 and is accumulated below the elastic sheet 23, so that the pressure below the elastic sheet 23 is greater than that above the elastic sheet 23, the rubber block 28 is driven to slide upwards by the existence of pressure difference, the elastic sheet 23 bends upwards at the same time until the connecting groove 281 on the rubber block 28 is communicated with the through groove 211, the accumulated hot air upwards sequentially passes through the connecting groove 281, the through groove 211, the flow channel 212 and the cavity 20 above the elastic sheet 23, and then the hot air is led to the external environment from the connecting hole 26 and the deep hole 25 until the air pressure below the elastic sheet 23 is balanced with the external atmospheric pressure, the elastic sheet 23 recovers deformation and returns to the horizontal position again.

Referring to fig. 3 and 5, square groove 11 has been seted up at deep hole 25 lateral wall to enclosing cover 1, square groove 11 and deep hole 25 intercommunication, be equipped with temperature sensor 12 in the square groove 11, temperature sensor 12 one end is stretched into in the deep hole 25, temperature sensor 12 is used for carrying out the temperature measurement to the steam that passes through in the deep hole 25, enclosing cover 1 is equipped with warning light 13 at the fixed roof outside, warning light 13 is connected with temperature sensor 12 electricity, when temperature sensor 12 detects deep hole 25 internal gas temperature and is greater than 60 ℃, warning light 13 begins to carry out the red light warning, the warning user prevents to be scalded, and then the safety in utilization of drinking cup has been increased.

Referring to fig. 3 and 5, circular slot 43 has been seted up along enclosing cover 1 direction of height in enclosing cover 1 roof center department, circular slot 43 tank bottom has been seted up annular groove 41, be equipped with closing cap 4 in the annular groove 41, deep hole 25 is located under closing cap 4, the screw thread has been seted up to the 4 periphery walls of closing cap, closing cap 4 and the 41 cell wall threaded connection of annular groove, and a plurality of ventholes 42 have been seted up at 4 periphery wall tops of closing cap, closing cap 4 top is equipped with knob 44, the person of facilitating the use manually rotates closing cap 4, knob 44 is circular setting and the diameter is the same with circular slot 43 diameter, knob 44 height is the same with circular slot 43 groove depth, when making closing cap 4 screw in annular groove 41 completely, knob 44 roof and enclosing cover 1 roof parallel and level, the interference of knob 44 to other article when having reduced the.

Referring to fig. 3 and 5, when the user needs to put the water cup into the schoolbag, the user manually turns the knob 44 to enable the sealing cover 4 to rotate downwards until the bottom wall of the sealing cover 4 abuts against the bottom wall of the annular groove 41, at the moment, the air outlet hole 42 abuts against the groove wall of the annular groove 41, the air outlet hole 42 can be sealed, meanwhile, the top wall of the knob 44 is flush with the top wall of the sealing cover 4, the sealing cover 4 is used for reducing the possibility of water leakage when the water cup is put into the schoolbag, and the use safety of the water cup is improved.

Referring to fig. 3 and 6, the inner cover 2 is provided with a connecting rod 3 at the bottom of the cavity 20 along the length direction of the cavity 20, the width of the connecting rod 3 is smaller than that of the bottom of the cavity 20, so that the connecting rod 3 does not block the flow of air flow, the two end parts of the inner cover 2 at the bottom of the cavity 20 are both fixed with the placing blocks 35, the two opposite side walls of the placing blocks 35 are provided with placing grooves 36, the groove walls of the placing grooves 36 are provided with springs 32, one ends of the springs 32 are fixedly connected with the groove walls of the placing grooves 36, and the other ends of the springs are.

Referring to fig. 3 and 6, 3 diapire center departments of connecting rod are equipped with montant 33 perpendicularly, montant 33 is the square pole, 2 diapire center departments of inner cup have seted up square hole 37, montant 33 slides through passing square hole 37 perpendicularly downwards and being connected with 2 diapires of inner cup, montant 33 is used for carrying out circumference spacingly with the cooperation of square hole 37 to connecting rod 3, montant 33 wears out the fixed stopper 38 that is equipped with of one end of 2 diapires of inner cup, stopper 38 is the circle piece, stopper 38 diameter is greater than 37 width settings in square hole, prevent that the user from pressing into inner cup 2 inside with montant 33 completely when using.

Referring to fig. 3 and 6, the bottom wall of the connecting rod 3 is vertically provided with a plurality of needles 31 on two sides of the vertical rod 33, the needles 31 correspond to the through holes 27 one by one, each needle 31 is sleeved with a cotton sleeve 34, the diameter of the needle 31 after being sleeved with the cotton sleeve 34 is the same as the diameter of the through hole 27, the cotton sleeve 34 can remove scale or beverage deposited in the through hole 27 at the through hole 27, the cotton sleeve 34 is made by interweaving silver fibers, the silver fibers can be automatically decomposed into nano silver simple substances and silver ions, the natural mildew-proof deodorization and strong antibacterial functions are achieved, and the possibility of bacterial growth on the cotton sleeve 34 is reduced.

Referring to fig. 3 and 6, when the user uses the water cup cover, the through hole 27 may be blocked by tea leaves or other solids in the water cup, lead to that steam can't get into the cavity 20 in the inner cup 2 from the through hole 27, the user holds between the fingers the stopper 38 and pulls the stopper 38 downwards this moment, the stopper 38 drives the montant 33 and slides downwards, the montant 33 drives the connecting rod 3 and moves downwards to the cotton cover 34 and passes through the through hole 27, the spring 32 compression that is located the connecting rod 3 both ends simultaneously, the cotton cover 34 is extruded the shutoff thing in the through hole 27, and then the unblocked of through hole 27 has been realized, then the user loosens the stopper 38, the spring 32 drives the connecting rod 3 to.

The implementation principle of this application embodiment a self-discharging pressure formula water cup lid does: the user pours hot water into the cup body 17 and screws the cup cover, the air in the cup body 17 is thermally expanded, the expanded air enters the inner cover 2 from the through hole 27 and is accumulated below the elastic sheet 23, the accumulated hot air causes the air pressure below the elastic sheet 23 to be larger than the air pressure above the elastic sheet 23, the existence of the pressure difference drives one end of the elastic sheet 23 far away from the fixed block 22 to slide upwards until the through groove 211 is communicated with the connecting groove 281, then the hot air of the elastic sheet 23 upwards enters the through groove 211 through the connecting groove 281 and then enters the cavity 20 above the elastic sheet 23 from the flow passage 212 above the through groove 211, then the hot air upwards sequentially passes through the connecting hole 26 and the deep hole 25 and finally enters the atmosphere through the air outlet hole 42 on the sealing cover until the air pressure in the cup body 17 is balanced with the external atmospheric pressure, the elastic sheet 23 returns to the horizontal position again, the cup cover realizes the effect of, the structure is simple.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a self-discharging pressure formula drinking cup lid which characterized in that: comprises an outer cover (1) and an inner cover (2) arranged in the outer cover (1), wherein a cavity (20) is formed in the inner cover (2), a fixed block (22) is arranged in the cavity (20) of the inner cover (2), an elastic sheet (23) is arranged on the fixed block (22), two side walls of the elastic sheet (23) are abutted against the inner side wall of the inner cover (2), a groove (21) is formed in the side wall of the cavity (20) of the inner cover (2), a rubber block (28) is arranged at one end, far away from the fixed block (22), of the elastic sheet (23), the rubber block (28) slides in the groove bottom of the groove (21), a connecting groove (281) is formed in one end, close to the inner bottom wall of the inner cover (2), a through groove (211) is formed in the groove bottom of the groove (21), when the elastic sheet (23) upwards deflects, the through groove (211) is communicated with the connecting groove (281, one end, far away from the through groove (211), of the flow channel (212) is communicated with the cavity (20) above the elastic sheet (23), the outer cover (1) is provided with a deep hole (25), the top wall of the inner cover (2) is provided with a connecting hole (26) communicated with the deep hole (25), and the bottom wall of the inner cover (2) is provided with a plurality of through holes (27).

2. The self-discharging pressure type water cup cover according to claim 1, characterized in that: the fixing block (22) is arranged at the center of the cavity (20), the two elastic sheets (23) are arranged at two ends of the fixing block (22) in a back-to-back manner, the two grooves (21) are formed in the side walls opposite to the cavity (20), and the grooves (21) are in one-to-one correspondence with the elastic sheets (23).

3. The self-discharging pressure type water cup cover according to claim 1, characterized in that: the inner cover (2) is in threaded connection with the outer cover (1), and the deep hole (25) is formed in the center of the outer cover (1).

4. The self-discharging pressure type water cup cover according to claim 3, characterized in that: the deep hole drilling tool is characterized in that a square groove (11) communicated with the deep hole (25) is formed in the outer cover (1), a temperature sensor (12) is arranged in the square groove (11), a warning lamp (13) is arranged on the outer cover (1), and the warning lamp (13) is electrically connected with the temperature sensor (12).

5. The self-discharging pressure type water cup cover according to claim 1, characterized in that: inner cup (2) are equipped with connecting rod (3) in cavity (20), be equipped with a plurality of syringe needles (31) on connecting rod (3), syringe needle (31) and through-hole (27) one-to-one, connecting rod (3) slide with inner cup (2) and be connected, the equal fixedly connected with spring (32) in connecting rod (3) both ends, the one end and inner cup (2) fixed connection of connecting rod (3) are kept away from in spring (32), be equipped with montant (33) on connecting rod (3), montant (33) are worn out inner cup (2) and are slided with inner cup (2) and be connected.

6. The self-discharging pressure type water cup cover according to claim 5, characterized in that: the needle head (31) is sleeved with a cotton sleeve (34) made of silver fibers in an interweaving mode, and the cotton sleeve (34) is matched with the through hole (27) in size.

7. The self-discharging pressure type water cup cover according to claim 3, characterized in that: the inner cover is characterized in that a check ring (15) is arranged inside the outer cover (1), the check ring (15) is in threaded connection with the inner cover (2), and a sealing ring (16) is arranged between the check ring (15) and the outer cover (1).

8. The self-discharging pressure type water cup cover according to claim 3, characterized in that: the sealing cover is characterized in that a sealing cover (4) is arranged at the top of the outer cover (1), an annular groove (41) is formed in the top wall of the outer cover (1), the sealing cover (4) is in threaded connection with the annular groove (41), the deep hole (25) is located below the sealing cover (4), an air outlet (42) is formed in the outer peripheral wall of the sealing cover (4), and when the sealing cover (4) rotates to the bottom of the annular groove (41), the air outlet (42) is abutted to the wall of the annular groove (41).

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