CN112279192A

CN112279192A - Bottle protection device and bottle conveying equipment

Info

Publication number: CN112279192A
Application number: CN202011183786.7A
Authority: CN
Inventors: 马晓武; 霍灿锋; 郑培聪
Original assignee: Guangzhou Tech Long Packaging Machinery Co Ltd
Current assignee: Guangzhou Tech Long Packaging Machinery Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-01-29

Abstract

The invention relates to the technical field of packaging equipment, and particularly discloses a bottle protecting device and bottle conveying equipment. The bottle protection device comprises a first support, a star wheel, a second support, a first protection plate, a second protection plate and a fixing assembly, wherein a groove capable of containing a bottle is formed in the outer side of the star wheel, the star wheel is fixedly arranged on the first support, the first protection plate is fixedly arranged on the second support, the second protection plate is movably arranged on the first protection plate, the first protection plate or the second protection plate can abut against the side wall of the bottle in the groove, the fixing assembly is arranged between the first protection plate and the second protection plate, the fixing assembly is used for selectively and fixedly connecting the first protection plate and the second protection plate, and the first support can rotate relative to the second support so that the bottle in the groove can move along with the movement of the first support to transfer positions. The bottle protecting device has the effects of improving bottle pushing efficiency, reducing overall cost and improving use convenience.

Description

Bottle protection device and bottle conveying equipment

Technical Field

The invention relates to the technical field of packaging equipment, in particular to a bottle protecting device and bottle conveying equipment.

Background

At present, bottles are generally used for filling production aiming at transportation of liquids such as drinks and beverages, different drinks have different volume specifications, and even bottles with the same volume specification have different shape profiles, so that the requirement on the number of compatible bottle shapes of one bottle conveying device on the current market is higher and higher. It is common to use star gears and shields in bottle conveying equipment to transport a plurality of bottles, wherein the shields can stabilize the bottles on the star gears so that the star gears can stabilize the conveying of the bottles.

However, according to bottles with different capacity specifications and shapes and contours, guard plates corresponding to the shapes and contours of the bottles need to be arranged, so that the design quantity of the star wheels and the guard plates with different shapes and design requirements is increased, and the design difficulty is increased. Moreover, when bottles with different shapes and specifications need to be replaced, the star wheel and the guard plate with corresponding shapes need to be changed, and the star wheel and the guard plate are inconvenient to detach and install, so that the whole bottle pulling machine has the defects of high cost, inconvenience in use and low bottle pulling efficiency.

Disclosure of Invention

An object of an embodiment of the present invention is to provide a bottle protection device, which can match bottles with different sizes and specifications only by adjusting a relative position of a second protection plate with respect to a first protection plate without repeatedly detaching and installing different star wheels and protection plates, and has the effects of improving bottle pulling efficiency, reducing overall cost, and improving use convenience.

Another object of the embodiments of the present invention is to provide a bottle feeding apparatus, which has low cost, high bottle feeding efficiency and convenient use.

To achieve the purpose, the embodiment of the invention adopts the following technical scheme:

the bottle protection device comprises a first support, a star wheel, a second support, a first protection plate, a second protection plate and a fixing assembly, wherein a groove capable of containing a bottle is formed in the outer side of the star wheel, the star wheel is fixedly arranged on the first support, the first protection plate is fixedly arranged on the second support, the second protection plate is movably arranged on the first protection plate, the first protection plate or the second protection plate can be abutted to the side wall of the bottle in the groove, the fixing assembly is arranged between the first protection plate and the second protection plate, the fixing assembly is used for enabling the first protection plate and the second protection plate to be selectively and fixedly connected, the first support can rotate relative to the second support, and therefore the bottle in the groove can move along with the first support to move and transfer positions.

As a preferable scheme of the bottle protecting device, the first guard plate comprises a plurality of first sub guard plates which are arranged in a stacked manner, a first connecting rod is fixedly arranged between each layer of first sub guard plate, and the edge of the first sub guard plate, which is far away from the first connecting rod, is attached to the edge of the side wall of the bottle;

the second guard plate comprises a plurality of second sub guard plates which are stacked, a second connecting rod is fixedly arranged between every two layers of second sub guard plates, and the edge, far away from the second connecting rod, of each second sub guard plate is attached to the edge of the bottle.

As a preferable scheme of the bottle protecting device, the second guard plate is further provided with a push rod, and the push rod is fixedly connected with the second sub-guard plate or the second connecting rod.

As a preferable scheme of the bottle protecting device, the edge of the first sub-guard plate, which is far away from the first connecting rod, is provided with a smooth structure, and/or the edge of the second sub-guard plate, which is far away from the second connecting rod, is provided with a smooth structure.

As a preferable mode of the bottle protecting device, the second sub-protecting plate is provided with a guide groove, the first connecting rod is arranged in the guide groove, and the first connecting rod can move in the guide groove.

As a preferable mode of the bottle protecting device, a gasket is provided between the first sub-guard plate and the second sub-guard plate.

As a preferable scheme of the bottle protecting device, each layer of the second sub-protecting plate comprises at least two sub-plates arranged at intervals, each sub-plate is provided with a plurality of guide grooves, and the length directions of the guide grooves of each sub-plate are parallel to each other.

As a preferable mode of the bottle protecting device, the fixing component includes a fixing pin, a fixing hole is provided on the first protecting plate, the fixing pin penetrates through the fixing hole, a plurality of bolt holes are provided on the second protecting plate, and the fixing pin can be selectively and fixedly connected with the bolt holes, so that the second protecting plate is fixed on the first protecting plate.

As a preferable mode of the bottle protecting device, the pin hole is threadedly coupled to the fixing pin.

In a second aspect, a bottle conveying apparatus is provided, which includes a plurality of bottle protection devices, and the rotation direction of the first support of each bottle protection device is the same.

The embodiment of the invention has the beneficial effects that:

the bottle protecting device is formed by arranging a first support, a star wheel, a second support, a first protecting plate, a second protecting plate and a fixing assembly. Wherein, the outside of star gear is provided with the recess that can hold the bottle utensil, and the star gear is fixed to be set up on first support, and first backplate is fixed to be set up on the second support, and the activity of second backplate sets up on first backplate, and the lateral wall of the bottle utensil in first backplate or the second backplate can the butt recess, through adjusting the relative position of second backplate and first backplate, can select first backplate or second backplate to come the butt bottle utensil to reach the fixed demand of the bottle utensil of different dimensions. For example, if the first guard plate corresponds to a bottle with a larger size and specification and the second guard plate corresponds to a bottle with a smaller size and specification, when the bottle with the larger size and specification needs to be fixed, only the first guard plate contacts with the side wall of the bottle by driving the second guard plate away from the bottle, or the first guard plate and the second guard plate both contact with the side wall of the bottle, so that the bottle with the larger size and specification can be fixed on the star wheel; on the contrary, when the bottle with smaller dimension and specification needs to be fixed, only the second guard plate is contacted with the side wall of the bottle by driving the second guard plate to be close to the bottle, so that the bottle with smaller dimension and specification can be fixed on the star wheel; moreover, the bottle can adapt to bottles with different sizes and specifications by adjusting the relative position of the second protection plate and the first protection plate, namely adjusting the relative position of the second protection plate relative to the star wheel. In addition, with fixed subassembly setting between first backplate and second backplate, fixed subassembly can be with first backplate and the selective fixed connection of second backplate to fix the second backplate on the first backplate with the fixed setting of second support, avoid breaking away from the star gear with first backplate butt or the bottle utensil of second backplate butt. The first support can rotate relative to the second support, so that the bottle in the groove can be shifted along with the movement of the first support, and the purpose of bottle conveying is achieved. Therefore, the bottle protection device provided by the embodiment of the invention does not need to repeatedly disassemble and assemble different star wheels and guard plates, and can be matched with bottles with different sizes and specifications only by adjusting the relative position of the second guard plate relative to the first guard plate, so that the bottle pushing efficiency is improved, the overall cost is reduced, and the use convenience is improved.

Drawings

The invention is explained in more detail below with reference to the figures and examples.

Fig. 1 is a schematic perspective view of a bottle protecting device according to an embodiment of the present invention.

Fig. 2 is a schematic partial sectional view of a bottle protecting device according to an embodiment of the present invention.

Fig. 3 is a schematic top view of a bottle protecting device according to an embodiment of the present invention.

Fig. 4 is a schematic top view of a bottle feeding apparatus according to an embodiment of the present invention.

Fig. 5 is a schematic side view of a bottle feeding apparatus according to an embodiment of the present invention.

In the figure:

1. a bottle protecting device; 11. a first bracket; 111. a column; 112. a rotating shaft connecting rod; 113. a drive assembly; 12. a second bracket; 13. a star wheel; 131. a groove; 14. a first guard plate; 141. a first sub-guard plate; 142. a first connecting rod; 143. a fixing hole; 15. a second guard plate; 151. a second sub-guard plate; 1511. a guide groove; 1512. a daughter board; 152. a second connecting rod; 153. a push rod; 154. a pin hole; 16. a fixing assembly; 161. a fixing pin; 17. a smooth structure; 18. a gasket; 2. a bottle.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, an embodiment of the present invention provides a bottle protection device 1, including a first support 11, a star wheel 13, a second support 12, a first protection plate 14, a second protection plate 15, and a fixing assembly 16, where an outer side of the star wheel 13 is provided with a groove 131 capable of accommodating a bottle 2, the star wheel 13 is fixedly disposed on the first support 11, the first protection plate 14 is fixedly disposed on the second support 12, the second protection plate 15 is movably disposed on the first protection plate 14, the first protection plate 14 or the second protection plate 15 is capable of abutting against a sidewall of the bottle 2 in the groove 131, the fixing assembly 16 is disposed between the first protection plate 14 and the second protection plate 15, the fixing assembly 16 is configured to selectively fixedly connect the first protection plate 14 and the second protection plate 15, and the first support 11 is capable of rotating relative to the second support 12 so that the bottle 2 in the groove 131 follows the movement of the first support 11 to shift position.

The embodiment of the invention forms the bottle protecting device 1 by arranging a first bracket 11, a star wheel 13, a second bracket 12, a first protecting plate 14, a second protecting plate 15 and a fixing component 16. Wherein, the outside of star gear 13 is provided with recess 131 that can hold bottle utensil 2, star gear 13 is fixed to be set up on first support 11, first backplate 14 is fixed to be set up on second support 12, the activity of second backplate 15 sets up on first backplate 14, first backplate 14 or second backplate 15 can butt the lateral wall of bottle utensil 2 in the recess 131, through adjusting the relative position of second backplate 15 and first backplate 14, can select first backplate 14 or second backplate 15 to come butt bottle utensil 2 to reach the fixed demand of bottle utensil 2 of different dimensions. For example, if the first protective plate 14 corresponds to a bottle 2 with a larger dimension and the second protective plate 15 corresponds to a bottle 2 with a smaller dimension, when the bottle 2 with the larger dimension needs to be fixed, the second protective plate 15 is driven away from the bottle 2, so that only the first protective plate 14 contacts with the sidewall of the bottle 2, or both the first protective plate 14 and the second protective plate 15 contact with the sidewall of the bottle 2, and the bottle 2 with the larger dimension can be fixed on the star wheel 13; on the contrary, when the bottle 2 with smaller dimension and specification needs to be fixed, the second protection plate 15 is driven to be close to the bottle 2, so that only the second protection plate 15 is contacted with the side wall of the bottle 2, and the bottle 2 with smaller dimension and specification can be fixed on the star wheel 13; moreover, the bottle 2 with different sizes and specifications can be adapted by adjusting the relative position of the second protection plate 15 and the first protection plate 14, namely adjusting the relative position of the second protection plate 15 relative to the star wheel 13. In addition, the fixing assembly 16 is arranged between the first guard plate 14 and the second guard plate 15, and the fixing assembly 16 can selectively fixedly connect the first guard plate 14 and the second guard plate 15, so that the second guard plate 15 is fixed on the first guard plate 14 fixedly arranged with the second bracket 12, and the bottle 2 abutted against the first guard plate 14 or the second guard plate 15 is prevented from being separated from the star wheel 13. The first bracket 11 of the embodiment of the invention can rotate relative to the second bracket 12, so that the bottle 2 in the groove 131 can shift position along with the movement of the first bracket 11, and the purpose of conveying the bottle 2 is realized. Therefore, the bottle protecting device 1 of the embodiment of the invention can match the bottles 2 with different sizes and specifications only by adjusting the relative position of the second protecting plate 15 relative to the first protecting plate 14 without repeatedly disassembling and assembling different star wheels 13 and protecting plates, and has the effects of improving the bottle pulling efficiency, reducing the overall cost and improving the use convenience.

In one embodiment, referring to fig. 2, the first guard plate 14 includes a plurality of first sub-guard plates 141 arranged in a stacked manner, a first connecting rod 142 is fixedly arranged between each layer of the first sub-guard plates 141, and an edge of the first sub-guard plate 141 away from the first connecting rod 142 is attached to a sidewall edge of the bottle 2.

Similarly, with reference to fig. 2, the second guard plate 15 includes a plurality of second sub-guard plates 151 arranged in a stacked manner, a second connecting rod 152 is fixedly arranged between each layer of the second sub-guard plates 151, the second sub-guard plates 151 are far away from the edge of the second connecting rod 152 and are attached to the edge of the bottle 2, in this embodiment, the plurality of second sub-guard plates 151 arranged in a stacked manner and fixed by the second connecting rod 152 can also reduce the material consumption of the second guard plate 15 and meet the requirement of attaching the bottle 2 with the curved sidewall edge, which is not described in detail in this embodiment.

Further, with continued reference to fig. 2, the second guard plate 15 is further provided with a push rod 153, the push rod 153 is fixedly connected to the second guard plate 151 or the second connecting rod 152, and the push rod 153 can be used as a handle to integrally drive the plurality of stacked second guard plates 151.

Alternatively, referring to fig. 2, the edge of the first sub-guard plate 141 away from the first connecting rod 142 is provided with a smooth structure 17, or the edge of the second sub-guard plate 151 away from the second connecting rod 152 is provided with a smooth structure 17, or the edge of the first sub-guard plate 141 away from the first connecting rod 142 and the edge of the second sub-guard plate 151 away from the second connecting rod 152 are provided with smooth structures 17. The smooth structure 17 of this embodiment can avoid scratching the bottle 2, and can also avoid the bottle 2 rotating along with the star wheel 13 from being jammed by the first guard plate 14 or the second guard plate 15.

In another preferred embodiment, referring to fig. 3, the second sub-guard plate 151 is provided with a guide groove 1511, the first connecting rod 142 is disposed in the guide groove 1511, and the first connecting rod 142 can move in the guide groove 1511. Because the first sub-guard plate 141 at the first connecting rod 142 is fixedly arranged with the second bracket 12, when the second sub-guard plate 151 is driven to move relative to the first connecting rod 142, the moving direction and the moving distance of the second sub-guard plate 151 can be limited through the guide groove 1511, the effect of accurately controlling the movement of the second sub-guard plate 151 is realized, and the bottles 2 with different dimensions can be more accurately matched.

In particular, referring to fig. 2, a gasket 18 is disposed between the first sub-protector plate 141 and the second sub-protector plate 151, and the gasket 18 can reduce a contact area between the first sub-protector plate 141 and the second sub-protector plate 151, reduce friction between the first sub-protector plate 141 and the second sub-protector plate 151, and also prevent a surface between the first sub-protector plate 141 and the second sub-protector plate 151 from being worn.

In addition, referring to fig. 3, each layer of the second sub-guard plate 151 includes at least two sub-plates 1512 arranged at intervals, a plurality of guide grooves 1511 are arranged on each sub-plate 1512, and the length directions of the guide grooves 1511 of each sub-plate 1512 are parallel to each other. In this embodiment, the second sub-guard plate 151 is divided into at least two sub-plates 1512, so that the material consumption of the second sub-guard plate 151 can be reduced, and the second sub-guard plate 151 arranged at intervals can be matched with the parallel guide grooves 1511 to form the second sub-guard plates 151 with different sizes, so that the size variation range of the arc edge of the second sub-guard plate 151 close to the bottle 2 can be enlarged.

Preferably, with continued reference to fig. 3, the two sub-boards 1512 are symmetrical with respect to the rotation center of the first support 11, and the guide groove 1511 of each sub-board 1512 is also symmetrical with respect to the rotation center of the first support 11, so as to adjust the size of the inner arc of the second protection plate 15 formed by each second protection plate 151, and thus, the side wall edges of the bottles 2 with different dimensions can be more accurately fitted.

In another embodiment, referring to fig. 2, the fixing assembly 16 includes a fixing pin 161, the first cover plate 14 is provided with a fixing hole 143, the fixing pin 161 is penetratingly disposed in the fixing hole 143, the second cover plate 15 is provided with a plurality of latch holes 154, and the fixing pin 161 can be selectively fixedly coupled with the latch holes 154 to fix the second cover plate 15 to the first cover plate 14. In this embodiment, when the relative distance between the second protector plate 15 and the first protector plate 14 is determined, the second protector plate 15 is fixed to the first protector plate 14 by providing the fixing pins 161 which are inexpensive and have high connection strength.

The latch hole 154 may be coupled to the fixing pin 161 in various ways, such as a snap-fit coupling. In particular, the bolt hole 154 is threadedly coupled with the fixing pin 161, and the threaded coupling is provided between the bolt hole 154 and the fixing pin 161, so that the relative distance between the bolt hole 154 and the fixing pin 161 can be precisely adjusted, thereby applying a corresponding fixing pressure, and adjusting and securing the coupling strength of the fixing pin 161 and the bolt hole 154.

Referring to fig. 4 and 5, the present invention further provides a bottle conveying apparatus, including a plurality of bottle protection devices 1 according to any one of the above embodiments, wherein the rotation direction of the first support 11 of each bottle protection device 1 is the same. The bottle protection device 1 in this embodiment may have the same structure and achieve the same effect as the bottle protection device 1 in the above embodiment, and the description of this embodiment is omitted.

In this embodiment, the second support 12 is fixed, and the first support 11 can rotate relative to the second support 12 to transport the bottles 2 of the star wheel 13 on the first support 11. In the connection relationship of the first bracket 11 and the second bracket 12, particularly, referring to fig. 5, the middle shaft portion of the first bracket 11 may be provided with a pillar 111, and the second bracket 12 may be fixedly provided with the pillar 111. The center of stand 111 is provided with pivot connecting rod 112, and the bottom of stand 111 is provided with drive assembly 113, and first support 11 is connected to the one end of pivot connecting rod 112, and drive assembly 113 is connected to the other end, drives pivot connecting rod 112 through drive assembly 113 and moves for first support 11 can rotate relative to stand 111, thereby rotates relative to second support 12. Further, in a transmission chain formed by a plurality of bottle protection devices 1, a plurality of star wheels 13-first protection plates 14 or star wheels 13-second protection plates 15 can be connected in series directly to realize transmission connection of the plurality of bottle protection devices 1, so that the bottle 2 can move from the bottle protection device 1 at one end of the transmission chain to the bottle protection device 1 at the other end of the transmission chain, and the bottle pulling efficiency of the bottle conveying equipment provided by the embodiment of the invention is improved.

In addition, in a transmission chain formed by the bottle protection devices 1, the driving assemblies 113 at the bottoms of the upright posts 111 can be connected end to end in series, and the driving radius of each driving assembly 113 is the same, so that each driving assembly 113 can be driven simultaneously, and the same rotating speed and torque are maintained, thereby ensuring that the bottles 2 can be transmitted at a constant speed in the transmission chain formed by the bottle protection devices 1, reducing the failure rate caused by inconsistent transmission rates of the bottle protection devices 1 in the bottle dialing transmission process, and reducing the loss risk suffered by the bottles 2 in the transmission process.

Preferably, the driving assembly 113 may be a combination of a driving motor and an output gear, or a combination of a driving motor and a coupling, and the embodiment is not particularly limited.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in a descriptive sense or a positional relationship based on the orientation shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides a bottle protecting device, its characterized in that includes first support, star gear, second support, first backplate, second backplate and fixed subassembly, the outside of star gear is provided with the recess that can hold the bottle utensil, the star gear is fixed to be set up on the first support, first backplate is fixed to be set up on the second support, second backplate activity sets up on the first backplate, first backplate or the second backplate can the butt in the recess the lateral wall of bottle utensil, fixed subassembly sets up first backplate with between the second backplate, fixed subassembly be used for with first backplate with second backplate selectivity fixed connection, first support can be relative the second support rotates, so that in the recess the bottle utensil is followed the motion of first support and is shifted the position.

2. A bottle protecting device as claimed in claim 1, wherein the first protecting plate comprises a plurality of first sub-protecting plates arranged in a stacked manner, a first connecting rod is fixedly arranged between each layer of first sub-protecting plates, and the edge of the first sub-protecting plate, which is far away from the first connecting rod, is attached to the edge of the side wall of the bottle tool;

3. A bottle protecting device as claimed in claim 2, wherein the second protecting plate is further provided with a push rod, and the push rod is fixedly connected with the second sub-protecting plate or the second connecting rod.

4. A bottle guard according to claim 2, wherein the edge of the first sub-guard remote from the first connecting bar is provided with a rounding and/or the edge of the second sub-guard remote from the second connecting bar is provided with a rounding.

5. A bottle guard according to claim 2 wherein the second sub-guard is provided with a guide slot in which the first connecting rod is disposed and is movable.

6. A bottle guard according to claim 5 wherein a spacer is provided between the first and second sub-guards.

7. A bottle protecting device as claimed in claim 5, wherein each layer of said second protecting sub-plate comprises at least two sub-plates spaced apart from each other, each of said sub-plates having a plurality of said guide grooves formed therein, said guide grooves of each of said sub-plates having their lengthwise directions parallel to each other.

8. A bottle protecting device as claimed in claim 1, wherein the fixing assembly includes a fixing pin, the first protecting plate is provided with a fixing hole, the fixing pin is penetratingly disposed in the fixing hole, the second protecting plate is provided with a plurality of bolt holes, and the fixing pin is selectively fixedly coupled with the bolt holes to fix the second protecting plate to the first protecting plate.

9. A bottle guard according to claim 8, wherein the pin hole is threadedly coupled to the fixing pin.

10. A bottle conveying apparatus comprising a plurality of bottle protection devices according to any one of claims 1 to 9, the first support of each bottle protection device being rotated in the same direction.