CN115158840A

CN115158840A - Anti-refilling wine bottle

Info

Publication number: CN115158840A
Application number: CN202211032192.5A
Authority: CN
Inventors: 田文顺; 刘兴旺
Original assignee: Shandong Jingfeng Glass Technology Co ltd
Current assignee: Shandong Jingfeng Glass Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-10-11
Anticipated expiration: 2042-08-26
Also published as: CN115158840B

Abstract

The invention belongs to the technical field of wine bottles, and particularly relates to a refilling prevention wine bottle which comprises a wine bottle body, wherein an opening is formed in the top of the wine bottle body, a sealing gasket is fixedly arranged inside the opening, a fixed plate is fixedly arranged inside the wine bottle body, a bottle neck is arranged on the outer side of the fixed plate, a connecting block is arranged in the middle of the bottle neck, a fixed block is fixedly connected to the outer side of the connecting block, the fixed block is fixedly connected with the bottle neck, and an outer circular ring is fixedly arranged on the outer side of the top of the bottle neck; the wine bottle has the advantages that the gravity center of the whole movable block is located below through the arranged balancing weight, so that the communicating groove can be blocked when the wine bottle is vertically arranged or inverted, the refilling can be prevented, and the wine can be poured out only when the wine bottle is inclined to a certain angle; and this beverage bottle can be through the third spring of memory alloy material for the bottleneck can retrieve the valve body that the movable block and the counter weight constitute in the bottleneck after the heating.

Description

Anti-refilling wine bottle

Technical Field

The invention relates to the technical field of wine bottles, in particular to a wine bottle capable of preventing refilling.

Background

The wine is an alcoholic beverage with the ethanol content higher than 0.5 percent, the wine bottle is a container for containing the wine, the wine bottle generally comprises a bottle body, a bottle mouth and a top cover, the wine can be slowly poured out through the bottle mouth, and the existing wine bottle has some defects when in use;

for example, the chinese invention patent (publication No. CN 110371465B) discloses a refilling prevention wine bottle, in which a check valve is installed below an inner edge of a bottle neck integrally formed with the bottle neck to prevent the check valve from being taken out of the bottle neck by an external force; the one-way valve is provided with a clamping groove, so that the stressed clamping block can be retracted into the clamping groove, and the one-way valve can smoothly pass through the inner edge of the bottleneck; one side surface of the clamping block, which is contacted with the inner wall of the bottleneck, is an arc-shaped surface, and the diameter of the arc-shaped surface is the same as that of the inner wall surface of the bottleneck, so that the one-way valve is in interference fit with the inner wall of the bottleneck, and the one-way valve is fixed; the guide end of the clamping block is used for guiding the one-way valve to move downwards, so that the one-way valve is inserted into the inner edge of the bottle neck more smoothly; the thermosetting adhesive flows to the outer wall surface of the clamping block through the channel arranged on the clamping block, and after heating, the outer wall surface of the clamping block is fixedly bonded with the inner wall of the bottleneck; the water outlet of the one-way valve is close to the bottle mouth, and the water inlet is close to the bottle body and used for preventing fluid from being refilled into the wine bottle.

When the wine bottle is used, although the function of preventing refilling can be realized by utilizing the one-way valve formed by the internal structure, the refilling can be prevented only when the wine bottle is vertical, and the function of preventing refilling can not be realized in a larger range; and the inside check valve structure of constituteing of bottleneck can increase the manufacturing cost of beverage bottle, and current beverage bottle can not retrieve the check valve structure in the bottleneck, does not possess the recycle function.

Disclosure of Invention

The present invention is made in view of the problems existing in the existing wine bottles.

In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions: the utility model provides a prevent wine bottle of recharging, includes the wine bottle body, the top of wine bottle body is provided with the opening, the inside fixed mounting of open-ended has sealed the pad, and the inside fixed mounting of wine bottle body has the fixed plate, the outside of fixed plate is provided with the bottleneck, the connecting block is installed to the centre of bottleneck, the outside fixedly connected with fixed block of connecting block, be fixed connection between fixed block and the bottleneck, the outside at bottleneck top is fixed and is provided with outer ring, the outside of outer ring is provided with the hydrophobic layer, the inside of bottleneck is provided with the cavity, the internally mounted of cavity has the movable block, the inside groove has been seted up to the inside of movable block, the internally mounted of inside groove has the balancing weight, the bottom of bottleneck is seted up the intercommunication groove with cavity communicating pipe of each other.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the bottle neck, the outer circular ring, the fixing block and the connecting block are integrated, the connecting block is distributed on the outer side of the fixing block at equal angles, and the inner cavity of the bottle neck is spherical.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the bottle mouth is characterized in that second springs are fixedly mounted on the left side and the right side inside the bottle mouth, and a second limiting block is fixedly connected to the front ends of the second springs.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the equal first spring of fixedly connected with in the left and right sides of fixed block below, the first stopper of terminal fixedly connected with of first spring, the position of first stopper and first spring and the position of second stopper and second spring all correspond mutually.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: first stopper passes through and constitutes first extending structure between first spring, movable block and balancing weight and the fixed block, the second stopper passes through and constitutes second extending structure between second spring, movable block and balancing weight and the bottle neck, first stopper and the equal symmetric distribution of second stopper in the left and right sides of movable block.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the weight of movable block is less than the weight of balancing weight, and the outer wall of balancing weight and the inner wall of inside groove are laminated mutually, and the shape of movable block upper half and the shape of movable block lower half are the hemispheroid, and the shape of movable block middle part is the round platform body.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the bottle mouth is characterized in that a chamfer plane is arranged at the top of the fixed plate, a butt joint groove is formed in the side face of the fixed plate, a mounting groove used for being in butt joint with the fixed plate is formed in the bottle mouth, and the inner wall of the mounting groove is matched with the outer wall of the fixed plate.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the butt joint groove is internally provided with a fixture block in a fitting manner, the tail end of the fixture block is fixedly connected with a third spring, and the third spring is fixedly connected with the bottle mouth.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the third spring is made of memory alloy.

As a preferable aspect of the present invention, there is provided a method for preventing refilling of a wine bottle, comprising: the fixture block forms a sliding structure with the bottle neck through the fixing plate and the inclined plane, the longitudinal section of the front end of the fixture block is in a right trapezoid shape, and the fixing plate forms a clamping structure with the bottle neck through the third spring and the fixture block.

Compared with the prior art, the invention has the beneficial effects that:

1. install the balancing weight in the inside groove through the laminating, make the focus of movable block be located the movable block latter half to make the bottle neck when vertical and inversion, the intercommunication groove can be plugged up all the time to the movable block, thereby avoid the bottle to recharge, solved current bottle and only can realize preventing the defect of recharging function under vertical state when using, this beverage bottle not only can realize preventing the recharging function when the body is vertical, can realize preventing the recharging function when inverting moreover.

2. Through the first spring that sets up, first stopper, second spring and second stopper, make the movable block can be located between adjacent two first stoppers or second stopper all the time when bottle neck inclination is less, make the beverage bottle can keep the intercommunication groove at the closure state all the time when inclination is less, only reach after certain degree at inclination the movable block just can break away from between adjacent two first stoppers or the second stopper, this beverage bottle just can make the intercommunication groove be in the intercommunication state after reaching certain degree at inclination, plug up the basis in intercommunication groove when vertical and inversion, still can plug up the function of delivery port when having realized the slope of small amplitude, the problem that current beverage bottle can not realize preventing the function of irritating when using in the wider range has been solved.

3. Through outer ring and the hydrophobic layer that sets up for the bottle can not have the beverage to remain in the bottleneck when falling wine, so that follow-up guarantee when putting the beverage bottle vertically that there is not the beverage of bottleneck to drip on the bottle body, promoted the result of use of beverage bottle.

4. Through the third spring that sets up, fixture block and fixed plate, make the beverage bottle body can dock with the bottleneck fast, and can make beverage bottle body and bottleneck keep fixed after the butt joint, third spring through the memory alloy material, make this beverage bottle can realize the function to the fixture block withdrawal through the terminal mode of heating bottleneck, then make the valve structure that movable block and the counter weight piece in the bottleneck become can be taken out, so that follow-up recycle, and the bottleneck after the heating takes place to warp and can't continue to use, avoid other people to utilize the bottleneck to forge and sell the fake wine, can also realize preventing forged function when making the beverage bottle realize retrieving functional component.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts. Wherein:

FIG. 1 is a schematic view of the overall structure of a bottle for preventing refilling according to the present invention;

FIG. 2 is a schematic view of a wine bottle body and a mouth of the anti-refilling wine bottle according to the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2 illustrating the prevention of refilling of a wine bottle according to the present invention;

FIG. 4 is a front cross-sectional view of a bottle mouth for preventing refilling of a wine bottle according to the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 at B for preventing refilling of wine bottles according to the present invention;

FIG. 6 is a schematic view of the present invention illustrating a bottle mouth for preventing refilling of a wine bottle;

FIG. 7 is a schematic view of the present invention illustrating an inverted spout for preventing refilling of a wine bottle;

FIG. 8 is a schematic view of the overall structure of a movable block for preventing refilling of wine bottles according to the present invention;

fig. 9 is a schematic view of the internal structure of the movable block for preventing refilling of the wine bottle according to the present invention.

Reference numbers in the figures: 1. a wine bottle body; 2. an opening; 3. a bottle mouth; 4. an outer ring; 5. a hydrophobic layer; 6. a fixed block; 7. connecting blocks; 8. a first spring; 9. a first stopper; 10. a cavity; 11. a movable block; 12. an inner tank; 13. a balancing weight; 14. a communicating groove; 15. a fixing plate; 16. a chamfer plane; 17. a butt joint groove; 18. a gasket; 19. a second spring; 20. a second limiting block; 21. a third spring; 22. a clamping block; 23. and (4) mounting the groove.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Examples

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-9, a wine bottle for preventing refilling comprises a wine bottle body 1, an opening 2 is arranged at the top of the wine bottle body 1, a sealing gasket 18 is fixedly arranged inside the opening 2, a fixing plate 15 is fixedly arranged inside the wine bottle body 1, a bottle neck 3 is arranged outside the fixing plate 15, the sealing gasket 18 enables the bottle neck 3 to keep sealed after installation, the fixing plate 15 is convenient for subsequent butt joint with the bottle neck 3, a connecting block 7 is arranged in the middle of the bottle neck 3, a fixing block 6 is fixedly connected to the outer side of the connecting block 7, the fixing block 6 is fixedly connected with the bottle neck 3, an outer circular ring 4 is fixedly arranged on the outer side of the top of the bottle neck 3, a hydrophobic layer 5 is arranged on the outer circular ring 4, the fixing block 6 and the connecting block 7 enable the wine bottle body to be poured through a gap between the bottle neck 3 and the fixing block 6, and the bottle neck of the bottle body is free of liquid when the wine is poured by matching with the hydrophobic layer 5 on the outer circular ring 4, thereby avoiding the body from being stained with the wine, the inside of the bottle neck 3 is provided with a cavity 10, the inside of the cavity 10 is provided with a movable block 11, the inside of the movable block 11 is provided with an inner groove 12, the inside of the inner groove 12 is provided with a balancing weight 13, the balancing weight 13 enables the sphere center of the movable block 11 to be positioned below, the bottom of the bottle neck 3 is provided with a communicating groove 14 mutually communicated with the cavity 10, thereby ensuring that the movable block 11 is always in a vertical state when the bottle neck 3 is inclined, enabling the communicating groove 14 to be automatically blocked after the wine bottle body 1 is vertically arranged or inverted, enabling the wine bottle to realize the backflow prevention function in a larger range, a valve structure formed by the movable block 11 and the balancing weight 13 matching the communicating groove 14 in the device, the movable block 11 and the balancing weight 13 can be subsequently recovered, thereby being reused, compared with the existing bottle body one-way valve structure, this beverage bottle can realize the recycle function on the basis of preventing the recharge in wider range.

In this example, bottleneck 3, outer ring 4, fixed block 6 and connecting block 7 are a whole, and connecting block 7 angular distribution such as in the outside of fixed block 6, the shape of cavity 10 is the spheroid in the bottleneck 3, and the cavity 10 of sphere structure makes things convenient for follow-up inside functional component to carry out steady rotation, has promoted stability, and connecting block 7 of angular distribution such as make fixed block 6 can stably dock with bottleneck 3, keep simultaneously with the connected state of cavity 10.

In this example, the equal fixed mounting in the inside left and right sides of bottle neck 3 has second spring 19, and second spring 19's front end fixedly connected with second stopper 20, second spring 19 and second stopper 20 can carry on spacingly to the movable part in the bottle neck 3 to follow-up anti-recharge function that realizes in wider range.

In this example, the equal first spring 8 of fixedly connected with in the left and right sides of fixed block 6 below, the first stopper 9 of the terminal fixedly connected with of first spring 8, the position of first stopper 9 and first spring 8 and the position of second stopper 20 and second spring 19 all correspond mutually, it is spacing to the movable part of angle is placed to the difference through first spring 8 and first stopper 9 and second stopper 20 and second spring 19, thereby make the body of bottle can both plug up the bottleneck under vertical state and inversion state, realize preventing the recharge function.

In this example, first stopper 9 is through first spring 8, constitute first extending structure between movable block 11 and the balancing weight 13 and the fixed block 6, second stopper 20 passes through second spring 19, constitute second extending structure between movable block 11 and the balancing weight 13 and the bottleneck 3, first stopper 9 and the equal symmetric distribution of second stopper 20 in the left and right sides of movable block 11, first stopper 9 and second stopper 20 can carry on spacingly to movable block 11, but when the movable block 11 degree of inclination is too big, can compress first spring 8 or second spring 19, make this bottle can only make after the body gradient reaches the certain degree the bottleneck with the inside intercommunication of bottle, avoid invering at the body, recharge when vertical or small amplitude slope, compare in current beverage bottle, this beverage bottle can increase substantially the degree of difficulty of pseudo-making wine.

In this example, the weight of movable block 11 is less than the weight of balancing weight 13, the outer wall of balancing weight 13 is laminated mutually with the inner wall of inside groove 12, the shape of movable block 11 first half and the latter half is the hemisphere, the shape of movable block 11 mid portion is the round platform body, balancing weight 13 weight is heavier the purpose be in order to make the focus of movable block 11 be located the latter half, thereby make the body of a bottle when the slope, movable block 11 keeps the angle of self unchangeable, and then more stably adjust the open mode or the closed condition of bottleneck.

In this example, the top of fixed plate 15 is provided with scarf 16, butt joint groove 17 has been seted up to the side of fixed plate 15, the inside of bottleneck 3 is seted up and is used for the mounting groove 23 with the butt joint of fixed plate 15, the inner wall of mounting groove 23 is coincide mutually with the outer wall of fixed plate 15, scarf 16 on the fixed plate 15 makes fixed plate 15 can be to the side extrusion with the spare part that contacts scarf 16 at the in-process of butt joint, make bottleneck 3 can dock more conveniently, the convenience when having promoted the bottle installation.

In this example, a fixture block 22 is attached to the inside of the docking slot 17, a third spring 21 is fixedly connected to the end of the fixture block 22, the third spring 21 is fixedly connected to the bottle nozzle 3, and the fixture block 22 is always in an extended state through the third spring 21, so that the bottle nozzle 3 can be kept stable after being docked and cannot be manually removed.

In this example, the third spring 21 is made of a memory alloy material, and the third spring 21 made of the memory alloy material can contract after being heated, so that the butt joint component at the front end of the third spring 21 can automatically retract, and the valve component above the wine bottle can be detached and recycled subsequently.

In this example, fixture block 22 passes through and constitutes sliding structure between fixed plate 15 and scarf 16 and bottle neck 3, the shape of fixture block 22 front end longitudinal section is right trapezoid, fixed plate 15 passes through and constitutes block structure between third spring 21 and fixture block 22 and the bottle neck 3, make bottle neck 3 can push down the back automatic with the bottle butt joint through block structure, convenience when having promoted the use, the follow-up also can shrink when being heated of third spring 21, bottle neck 3 is heated to warp and can't continue to use simultaneously, make the inside movable part of bottle neck 3 when demolising, bottle neck 3 also can't continue to use, still possess the function that prevents forging fake wine when making the beverage bottle possess the recovery function.

It should be noted that, first, as shown in fig. 1 to 5, in the process of butting the wine bottle body 1 and the bottle mouth 3, when the clamping block 22 on the bottle mouth 3 contacts the fixing plate 15 by pressing the bottle mouth 3, the clamping block 22 is pressed to the side surface by the inclined plane 16 on the fixing plate 15, the third spring 21 is compressed until the fixing plate 15 is completely attached to the mounting groove 23, at this time, the position of the clamping block 22 corresponds to the position of the mounting groove 23, under the action of the third spring 21, the clamping block 22 is clamped into the mounting groove 23, at this time, the bottle mouth 3 and the fixing plate 15 maintain a clamped state, and the sealing pad 18 in the opening 2 keeps the wine bottle body 1 and the bottle mouth 3 sealed, and after butting, the bottle mouth 3 cannot be manually detached again;

as shown in fig. 1 and 4-9, when the bottle body is vertical, as shown in fig. 4, the communicating groove 14 is blocked by the hemisphere structure at the bottom end of the movable block 11, and refilling cannot be performed, when the bottle body is inverted, as shown in fig. 4 and 7, because the inner groove 12 in the movable block 11 is provided with the counterweight 13, the center of gravity of the movable block 11 is located below, after the bottle body is inverted, the movable block 11 is still in a vertical state, the communicating groove 14 is blocked by the hemisphere structure at the top end of the movable block 11, and at this time, the bottle mouth 3 still cannot be refilled, and at the same time, under the action of the first stopper 9 at the front end of the first spring 8 and the second stopper 20 at the front end of the second spring 19, when the bottle body is slightly inclined in the inverted state and the vertical state, the adjacent two first stoppers 9 or adjacent two stoppers 20 can support the movable block 11, so that the movable block 11 can still block the communicating groove 14 when the bottle body is slightly inclined, and further increase the difficulty in counterfeiting of the wine; this beverage bottle is when pouring wine, hydrophobic layer 5 on the outer ring 4 can prevent that the bottleneck from having liquid to remain, thereby avoid follow-up pouring wine back body to be stained with wine, the device can also demolish the valve body structure that movable block 11 and balancing weight 13 are constituteed, when demolising, need heat bottle neck 3, make the third spring 21 of memory alloy material be heated the shrink, bottle neck 3 also can take place to warp when heating for a long time simultaneously, avoid bottle neck 3 to be recycled false wine of irritating again, make functional unit movable block 11 in the bottle neck 3 when obtaining the recovery, can also play the function that prevents forging.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a prevent wine bottle of refilling, includes wine bottle body (1), its characterized in that: the top of beverage bottle body (1) is provided with opening (2), the inside fixed mounting of opening (2) has sealed pad (18), and the inside fixed mounting of beverage bottle body (1) has fixed plate (15), the outside of fixed plate (15) is provided with bottleneck (3), connecting block (7) are installed to the centre of bottleneck (3), the outside fixedly connected with fixed block (6) of connecting block (7), be fixed connection between fixed block (6) and bottleneck (3), the outside at bottleneck (3) top is fixed and is provided with outer ring (4), the outside of outer ring (4) is provided with hydrophobic layer (5), the inside of bottleneck (3) is provided with cavity (10), the internally mounted of cavity (10) has movable block (11), inside groove (12) have been seted up to the inside of movable block (11), the internally mounted of inside groove (12) has balancing weight (13), intercommunication groove (14) of communicating pipe mutually with cavity (10) are seted up to the bottom of bottleneck (3).

2. A refill prevention wine bottle as defined in claim 1, wherein: the bottle mouth (3), the outer circular ring (4), the fixing block (6) and the connecting block (7) are integrated, the connecting block (7) is distributed on the outer side of the fixing block (6) at equal angles, and a cavity (10) in the bottle mouth (3) is spherical.

3. A refill prevention bottle as defined in claim 2, wherein: the bottle mouth (3) is characterized in that second springs (19) are fixedly mounted on the left side and the right side inside, and a second limiting block (20) is fixedly connected to the front ends of the second springs (19).

4. A refill prevention bottle as defined in claim 3, wherein: the equal first spring of fixedly connected with (8) in the left and right sides of fixed block (6) below, the first stopper of terminal fixedly connected with (9) of first spring (8), the position of first stopper (9) and first spring (8) and the position of second stopper (20) and second spring (19) all correspond mutually.

5. A refill prevention bottle as defined in claim 4, wherein: first stopper (9) constitute first extending structure through between first spring (8), movable block (11) and balancing weight (13) and fixed block (6), second stopper (20) constitute second extending structure through between second spring (19), movable block (11) and balancing weight (13) and bottle neck (3), first stopper (9) and second stopper (20) equal symmetric distribution are in the left and right sides of movable block (11).

6. A refill prevention bottle as defined in claim 5, wherein: the weight of the movable block (11) is smaller than that of the balancing weight (13), the outer wall of the balancing weight (13) is mutually attached to the inner wall of the inner groove (12), the upper half part and the lower half part of the movable block (11) are hemispheroids, and the middle part of the movable block (11) is a truncated cone.

7. A refill prevention bottle as defined in claim 1, wherein: the bottle mouth is characterized in that a chamfer plane (16) is arranged at the top of the fixing plate (15), a butt joint groove (17) is formed in the side face of the fixing plate (15), an installation groove (23) for butt joint with the fixing plate (15) is formed in the bottle mouth (3), and the inner wall of the installation groove (23) is matched with the outer wall of the fixing plate (15).

8. A refill prevention bottle as defined in claim 7, wherein: the inside laminating in butt joint groove (17) is installed fixture block (22), the terminal fixedly connected with third spring (21) of fixture block (22), be fixed connection between third spring (21) and bottle neck (3).

9. A refill prevention bottle as defined in claim 8, wherein: the third spring (21) is made of memory alloy.

10. A refill prevention bottle as defined in claim 9, wherein: the fixture block (22) forms a sliding structure with the bottle nozzle (3) through the fixing plate (15) and the inclined plane (16), the longitudinal section of the front end of the fixture block (22) is in a right trapezoid shape, and the fixing plate (15) forms a clamping structure with the bottle nozzle (3) through the third spring (21) and the fixture block (22).