CN211534006U - Coffee bag brewing device and brewing machine - Google Patents

Abstract

The embodiment of the utility model provides a coffee package brewing device and brewing machine, coffee package brewing device include brew head subassembly and coffee package funnel, and coffee package brewing device still includes: a bracket having a threaded hole; the driving mechanism is arranged on the bracket and is provided with a driving wheel; the transmission mechanism comprises a transmission part and a connecting part, and the transmission part is driven by the driving wheel to rotate; the connecting part is in threaded connection with the threaded hole and rotates along with the transmission part so as to move linearly when rotating; the brewing head component is arranged in the bracket and limited on the connecting part, so that the brewing head component does not rotate along with the connecting part when the connecting part rotates, and only moves linearly along with the connecting part to be combined with or separated from the coffee bag funnel. The embodiment of the utility model provides an utilize actuating mechanism to drive transmission mechanism at the screw hole internal screw rotation of support to drive spacing brewing head subassembly on transmission mechanism and only do linear motion from top to bottom, it is rotatory not along with connecting portion, improved brewing head subassembly and coffee package funnel sealing combination's reliability.

Description

Coffee bag brewing device and brewing machine

Technical Field

The utility model belongs to the technical field of little household electrical appliances, especially, relate to a coffee package brewing device and brewing machine.

Background

Most of the existing coffee machines for brewing coffee bags manually open and close the brewing device, namely, manually combine or separate the brewing head and the coffee bag funnel, so that the coffee brewing operation steps are multiple, and the experience is poor.

In order to overcome the problems of complex operation and poor use experience, the prior art discloses a scheme of driving the brewing head to move by using a power system, for example, Chinese patent with the publication number of CN201958635U discloses a brewing core mechanism of a coffee machine, which utilizes a linkage device comprising a screw rod, a sliding nut, a connecting rod and a connecting rod support to drive the brewing head to move up and down by combining a left support and a right support.

SUMMERY OF THE UTILITY MODEL

In view of the above problems existing in the prior art, an object of the embodiments of the present invention is to provide a coffee bag brewing apparatus which realizes automatic opening and closing by a driving mechanism and has good sealing performance.

The embodiment of the utility model provides a technical scheme who adopts is, a coffee package brewing device, including relative brew head subassembly and the coffee package funnel that sets up, coffee package brewing device still includes:

a bracket having a threaded hole therein;

the driving mechanism is arranged on the bracket and is connected with a driving wheel;

the transmission mechanism at least comprises a transmission part and a connecting part connected with the transmission part, and the transmission part is used for acting with the driving wheel to rotate under the driving of the driving wheel; the connecting part is in threaded connection with the threaded hole and rotates along with the transmission part so as to linearly move relative to the bracket while rotating; the brewing head component is arranged in the bracket and limited on the connecting part, so that the brewing head component does not rotate along with the connecting part when the connecting part rotates, and only moves linearly relative to the bracket along with the connecting part so as to be combined with or separated from the coffee bag funnel.

The embodiment of the utility model utilizes the driving mechanism to drive the transmission mechanism to rotate spirally in the threaded hole of the bracket, so as to drive the brewing head component limited on the transmission mechanism to only do linear movement up and down without rotating along with the connecting part, thereby improving the reliability of the sealing combination of the brewing head component and the coffee bag funnel; and when the brewing head component moves to a required position, the external thread on the connecting part and the internal thread of the threaded hole realize self-locking, so that the brewing head component is stably kept at the position.

In some embodiments, the brew head assembly includes a brew head retained on the connecting portion, a sealing ring secured to a side of the brew head facing away from the connecting portion for sealing engagement with the coffee pod funnel, and a piercing needle secured to the brew head and exposed from the sealing ring for piercing a coffee pod within the coffee pod funnel when the brew head assembly is engaged with the coffee pod funnel. The combined form of the brewing head, the sealing ring and the puncture needle is convenient for being tightly attached to the end surface of the coffee bag funnel to form a sealing cavity so as to ensure the smooth brewing of coffee.

In some embodiments, a plurality of inverted posts are arranged on one side of the sealing ring facing the brewing head, a plurality of connecting holes are arranged on the brewing head, and the inverted posts are connected in the connecting holes in a one-to-one correspondence manner so that the sealing ring is fixedly connected with the brewing head. The sealing ring is stably fixed on the brewing head through the inverted buckle column, so that the connection reliability is ensured, and the connection is convenient.

In some embodiments, a mounting hole is arranged on one end face of the connecting part, which is far away from the transmission part, a through hole which penetrates into the connecting part to be communicated with the mounting hole is arranged in the transmission part, and the diameter of the through hole is larger than that of the mounting hole, so that a step is formed between the through hole and the mounting hole;

the transmission mechanism further comprises a fixed seat, the fixed seat is arranged on the step in the through hole, and the brewing head penetrates through the mounting hole and is fixedly connected with the fixed seat. The brewing head is limited on the connecting part through the fixing seat, so that the brewing head assembly only moves linearly up and down along with the transmission part and does not rotate along with the transmission part, and the sealing performance of the brewing head assembly and the coffee bag funnel is improved.

In some embodiments, the brewing head is provided with a limiting post, the axial direction of the limiting post is consistent with the linear moving direction of the brewing head, the bracket is provided with a limiting hole corresponding to the limiting post, and the limiting post is arranged in the limiting hole to limit the brewing head to rotate relative to the bracket. The rotation of the brewing head is further limited, the linear motion of the brewing head is guided, and the stability of the linear motion is ensured.

In some embodiments, the bracket comprises a lower bracket and an upper bracket, the threaded hole is formed in the upper part of the upper bracket, the lower bracket is connected to the bottom of the upper bracket and encloses a cavity with an opening with the upper bracket, and the cavity is communicated with the threaded hole; the coffee pad funnel can enter and exit the cavity through the opening; the brewing head assembly is arranged in the containing cavity and is positioned above the coffee pad funnel. Rational in infrastructure, and the assembly of each part of being convenient for, the opening that holds the chamber, the coffee package funnel of being convenient for takes out or inserts convenient operation from the lower carriage through the opening.

In some embodiments, the transmission portion is a gear, and external teeth of the gear directly mesh with the driving wheel. The gear-shaped transmission part is convenient to process and manufacture.

In some embodiments, the connecting portion is a cylinder having an external thread, and the transmission portion is disposed coaxially with the connecting portion.

In some embodiments, the coffee pad funnel comprises a funnel body and a receptacle provided on the funnel body for receiving a coffee pad; and/or

The coffee bag funnel comprises a funnel main body and a sealing cover, wherein a containing groove for containing a coffee bag is formed in the funnel main body, the sealing cover is pivoted on the funnel main body and used for sealing the containing groove, and a puncture hole corresponding to the containing groove is formed in the sealing cover; the coffee bag funnels with different structures are convenient to be suitable for coffee bags of different types, so that drinks with different tastes can be brewed, the requirements of different crowds are met, and the adaptability of the coffee bags is improved.

The embodiment of the utility model provides a brewing machine simultaneously, it includes organism and foretell coffee package brewing device. The brewing head component of the brewing machine provided by the embodiment of the utility model can move up and down by the driving of the driving mechanism, so that the whole brewing device can be automatically opened and closed; the brewing head component can not rotate along with the connecting part while lifting, so that the sealing stability of the combination of the brewing head component and the coffee bag funnel during brewing is improved; and when the brewing head assembly moves to a required position, self-locking is realized through threads, so that the stability is good, the operation is convenient, and the experience feeling is good.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention.

The summary of various implementations or examples of the technology described in this disclosure is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments, by way of example and not by way of limitation, and together with the description and claims, serve to explain the embodiments of the invention. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.

Fig. 1 is an exploded schematic view of a coffee pad brewing device according to an embodiment of the present invention.

Fig. 2 is an exploded schematic view of a brewing head assembly and a transmission mechanism in the coffee package brewing apparatus according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a coffee pad brewing apparatus according to an embodiment of the present invention, in which two structures of coffee pad funnels are shown, and the coffee pad funnels are in a drawing state.

Fig. 4 is a cross-sectional view of a coffee pod brewing apparatus in accordance with an embodiment of the present invention, wherein the brew head assembly is in a detached state from the coffee pod funnel.

Fig. 5 is a cross-sectional view of a pod brewing device in accordance with an embodiment of the present invention, wherein the brew head assembly is in engagement with the pod funnel.

Reference numerals:

1-upper support; 2-lower support; 3-containing cavity; 4-a through hole; 5-a threaded hole; 6, a motor; 7-driving wheels; 8-a transmission part; 9-a connecting part; 10-brewing head; 11-water inlet holes; 12-a sealing ring; 13-a puncture needle; 14-a back-off post; 15-connecting holes; 16-step; 17-a fixed seat; 18-a water inlet; 19-a through hole; 20-a limiting column; 21-a limiting hole; 22-a first coffee pad funnel; 23-a second coffee pad funnel; 24-a first funnel body; 25-a first accommodating groove; 26-sealing the cover; 27-puncturing the hole; 28-a second funnel body; 29-a second receiving groove; 30-a first proximity switch; 31-a second proximity switch; 32-a magnet; 33-coffee pad.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

As shown in fig. 1 to 5, the embodiment of the present invention discloses a coffee bag brewing apparatus, which comprises a brewing head assembly and a coffee bag funnel, which are oppositely arranged, wherein the brewing head assembly can move relative to the coffee bag funnel 1 to combine or separate the two; when the two are combined, the coffee bag brewing device 100 (for convenience of description, the brewing device is hereinafter referred to as an open state) is in a brewing state, and when the two are separated, the brewing device completes brewing and is in a closed state;

the coffee bag brewing device also comprises a bracket, a driving mechanism and a transmission mechanism, wherein the bracket is provided with a threaded hole 5; the driving mechanism is arranged on the bracket and is connected with a driving wheel 7; the transmission mechanism at least comprises a transmission part 8 and a connecting part 9 connected with the transmission part 8, and the transmission part 8 is used for acting with the driving wheel 7 to rotate under the driving of the driving wheel 7; the connecting part 9 is connected in the threaded hole 5 in a threaded manner and rotates along with the transmission part 8; because the connecting part 9 is in threaded connection with the threaded hole 5 in the bracket, when the bracket is fixed, the connecting part 9 moves linearly relative to the bracket while rotating, namely moves in the up and down directions in fig. 4 and 5; the brewing head component is arranged in the bracket and limited on the connecting part 9, so that the brewing head component does not rotate along with the connecting part 9 when the connecting part 9 rotates and only moves linearly relative to the bracket along with the connecting part 9; the coffee bag funnel is arranged in the support and is positioned below the brewing head assembly, when the brewing head assembly is driven by the connecting part 9 to move linearly up and down relative to the support, the coffee bag funnel can be combined with or separated from the coffee bag funnel, when the coffee bag funnel is combined with the coffee bag funnel, the coffee bag 33 can be brewed, and when the coffee bag funnel is separated from the coffee bag funnel, the coffee bag 33 can be conveniently taken from the coffee bag funnel.

The utility model discloses coffee package brewing device utilizes actuating mechanism to drive mechanism at 5 internal screw rotations of screw hole of support to the drive is spacing only to do linear movement from top to bottom in the first subassembly of infusing on drive mechanism, does not rotate along with connecting portion 9, in order to improve the reliability that the first subassembly of infusing and coffee package funnel sealing combination. Meanwhile, the automatic opening or closing of the brewing device is realized by the arrangement of the driving mechanism; and when the brewing head assembly moves to a required position, the external thread on the connecting part 9 and the internal thread of the threaded hole 5 realize self-locking, so that the brewing head assembly is stably kept at the position.

In some embodiments, with continued reference to fig. 1, 2, 4, and 5, the brew head assembly includes a brew head 10, a seal ring 12, and a piercing needle 13, the brew head 10 being retained on the connecting portion 9, i.e., the connecting portion 9 does not drive the brew head 10 to rotate together when rotating, and the connecting portion 9 can drive the brew head 10 to move up and down together when moving up and down while rotating; the sealing ring 12 is fixed on the side of the brew head 10 facing away from the connecting portion 9, i.e. towards the coffee pad funnel, so that when the brew head assembly is moved downwards to be combined with the coffee pad funnel, the sealing ring 12 is tightly attached to the upper end surface of the coffee pad funnel to form a sealed cavity for brewing; the puncture needle 13 is fixed on the brewing head 10 and is connected with the water inlet hole 11 on the brewing head 10, the puncture needle 13 is exposed out of the sealing ring 12, so that when the brewing head assembly is combined with the coffee bag funnel, the puncture needle 13 punctures the coffee bag 33 in the coffee bag funnel; the puncture needle 13 is arranged at a position of the brewing head 10 corresponding to the inner hole of the sealing ring 12, so that the puncture needle 13 extends out of the sealing ring 12 through the inner hole of the sealing ring 12 to be capable of directly puncturing the coffee bag 33.

In some embodiments, as shown in fig. 2, 4 and 5, the side of the sealing ring 12 facing the brew head 10 is provided with a plurality of inverted posts 14, the brew head 10 is provided with a plurality of connecting holes 15, and the inverted posts 14 are correspondingly connected in the connecting holes 15 one by one to fixedly connect the sealing ring 12 and the brew head 10. With continued reference to fig. 2, 4 and 5, the back-off post 14 is configured as shown in the figure, and includes a cylindrical body and a similar frustum-shaped body surrounding the outer circumferential side of the cylindrical body, the smaller end of the frustum-shaped body is upward, the connection hole 15 is a step 16 hole, and when the back-off post 14 is disposed in the connection hole 15, the larger end of the frustum-shaped body abuts against the step 16 of the step 16 hole, see fig. 4 and 5, so as to achieve stable connection of the seal ring 12 and the brewing head 10. The number of the reversed columns 14 and the connecting holes 15 is not limited, and can be selected according to actual needs, three reversed columns 14 and three connecting holes 15 are arranged in the embodiment, and on the premise of ensuring the connection stability, the number of the reversed columns 14 and the connecting holes 15 is reduced as much as possible, so that the cost is saved, and the process is simplified.

The brewing head assembly can move up and down only along with the connecting part 9 without rotating along with the connecting part, and the embodiment is realized by adopting the connecting structure shown in fig. 4 and 5, specifically, referring to fig. 4 and 5, and combining fig. 1 and 2, a mounting hole (the mounting hole is shielded by the brewing head 10 and is not shown) is arranged on one end face of the connecting part 9, which is far away from the transmission part 8, a through hole 4 which penetrates into the connecting part 9 to be communicated with the mounting hole is arranged in the transmission part 8, and the aperture of the through hole 4 is larger than that of the mounting hole, so that a step 16 is formed between the through hole 4 and the mounting hole; the transmission mechanism further comprises a fixed seat 17, the fixed seat 17 is arranged on a step 16 in the through hole 4, and the upper end of the brewing head 10 extends into the mounting hole and is fixedly connected with the fixed seat 17, so that when the connecting part 9 rotates in the threaded hole 5, the fixed seat 17 and the brewing head 10 do not rotate together with the connecting part 9, but move up and down together with the connecting part 9; in order to reduce the rotation friction, a gap is arranged between the fixed seat 17 and the hole wall of the through hole 4; there is a gap between the brew head 10 and the mounting hole.

With reference to fig. 1 and 2, the fixing base 17 is wheel-shaped, the peripheral surface thereof is a smooth surface, the middle portion thereof is provided with a water inlet 18 for connecting with the water inlet 11 of the brewing head 10, and both sides of the water inlet 18 are respectively provided with a through hole 19 for penetrating a connecting bolt, thereby realizing the firm connection between the brewing head 10 and the fixing base 17.

In some embodiments, as shown in fig. 1, 2, 4 and 5, the brewing head 10 is provided with a limiting post 20, an axial direction of the limiting post 20 is consistent with a linear moving direction of the brewing head 10, the bracket is provided with a limiting hole 21 corresponding to the limiting post 20 (the limiting hole 21 is shielded by the limiting post 20, not shown), and the limiting post 20 is disposed in the limiting hole 21 to limit the brewing head 10 to rotate relative to the bracket. When the brewing head 10 moves up and down relative to the bracket along with the connecting part 9, the limiting column 20 moves in the limiting hole 21, and the limiting hole 21 plays a guiding role in the movement of the limiting column 20, so that the brewing head 10 moves stably.

The structural form of the bracket is not practical, the novel embodiment is not particularly limited, as long as the bracket is provided with a threaded hole 5 and can accommodate a brewing head assembly and a coffee pad funnel, as shown in fig. 1 and fig. 3 to fig. 5, the bracket of the embodiment comprises a lower bracket 2 and an upper bracket 1, the threaded hole 5 is arranged at the upper part of the upper bracket 1, the lower bracket 2 is detachably connected to the bottom of the upper bracket 1 and forms a cavity 3 with an opening with the upper bracket 1, and the cavity 3 is communicated with the threaded hole 5; the coffee bag funnel can enter and exit the cavity 3 through the opening; the brewing head assembly is arranged in the cavity 3 and is positioned above the coffee pad funnel. The driving mechanism is arranged on the upper bracket 1. In the embodiment, the lower bracket 2 is detachably connected with the upper bracket 1, so that the transmission mechanism is conveniently installed in the upper bracket 1; the receptacle 3 has an opening to facilitate removal or insertion of the pad funnel from the lower holder 2 through the opening, see fig. 3, which is the removed state of the pad funnel.

The driving mechanism can be selected according to the requirement, as shown in fig. 1 and fig. 3 to 5, the driving mechanism shown in this embodiment includes a motor 6, and a driving wheel 7 is arranged on an output shaft of the motor 6; the motor 6 is used as a driving mechanism to facilitate the forward rotation and the reverse rotation of the motor to drive the brewing head component to ascend and descend.

The driving wheel 7 can be directly meshed with the transmission part 8 to drive the transmission part to rotate, or indirectly meshed with the transmission part 8 through a gear set to drive the transmission part to rotate, in some embodiments, the transmission part 8 is a gear, the face of the gear is provided with external teeth, the external teeth are directly meshed with the driving wheel 7, and the gear is provided with an axial wheel hole to form the through hole 4. The connecting part 9 is a cylinder with external threads, and the transmission part 8 and the connecting part 9 are coaxially arranged. The gear-shaped transmission part 8 is adopted to facilitate processing and manufacturing; in addition, in order to ensure that the transmission part 8 is always kept engaged with the driving wheel 7 during the rising and falling of the brewing head 10, at least one of the two should be designed to have an axial dimension no smaller than the unidirectional stroke of the brewing head 10, as shown in fig. 1 and 2, the embodiment shows that the axial dimension of the transmission part 8 is larger, that is, the height of the transmission part 8 is higher.

The straight up and down movement of the brewing head assembly and the sealing structure with the coffee bag funnel can be adapted to different types of coffee bag funnels to brew different types of coffee, and the embodiment of the invention shows two different types of coffee bag funnels, see fig. 4 and 5, namely a first coffee bag funnel 22 and a second coffee bag funnel 23 to brew, for example, american coffee or espresso coffee, respectively; figures 4 and 5 show the first pad funnel 22 in the compartment 3 in a use position and the second pad funnel 23 outside the compartment 3 in an unused position; as shown in fig. 1 and 3, the first coffee bag funnel 22 includes a first funnel main body 24 and a cover 26, the first funnel main body 24 is provided with a first containing groove 25 for containing a coffee bag 33, the cover 26 is pivoted on the first funnel main body 24 for covering the first containing groove 25 of the cover 26, and the cover 26 is provided with a puncture hole 27 corresponding to the first containing groove 25; the second coffee pad funnel 23 comprises a second funnel main body 28 and a second containing groove 29 arranged on the second funnel main body 28 and used for containing a coffee pad 33; the first and second funnel bodies 24, 28 are of substantially the same construction so as to each be able to fit within the receptacle 3; as shown in fig. 4 and 5, when the first coffee pad funnel 22 is placed in the cavity 3, the puncture needle 13 of the brewing head 10 is opposite to the puncture hole 27, and when the brewing head assembly moves to be combined with and sealed with the first coffee pad funnel 22, the puncture needle 13 can puncture the coffee pad 33 through the puncture hole 27 of the sealing cover 26, so that the coffee can be brewed; similarly, when the second pod funnel 23 is disposed within the receptacle 3, the coffee pod 33 within the second receiving cavity 29 is positioned opposite the lancet 13 of the brew head 10, and when the brew head assembly is moved downwardly into engagement with and sealed to the second pod funnel 23, the lancet 13 pierces the coffee pod 33 to effect brewing of the coffee.

The coffee bag brewing device of the embodiment can be used for brewing various beverages besides brewing coffee, for example, different beverages can be brewed by replacing coffee in the coffee bag 33 with powder or paste of other beverages.

In some embodiments, the coffee pad brewing apparatus further comprises a first proximity switch 30, a second proximity switch 31 and a magnet 32, as shown in fig. 4 and 5, the first proximity switch 30 and the second proximity switch 31 are both disposed on the upper rack 1, the first proximity switch 30 is located above the second proximity switch 31, the magnet 32 is disposed in the connecting portion 9, and the magnet 32 is shown as being annular; when the brewing head assembly moves to an upper position separated from the coffee bag funnel under the driving of the motor 6, the magnet 32 acts with the first proximity switch 30 to control the motor 6 to stop rotating; when the brew head assembly is driven by the motor 6 to move to the lower position where the coffee cartridge funnel is engaged, the magnet acts with the second proximity switch 31 to control the motor 6 to stop. The present embodiment enables automatic control of the start and stop of the motor 6 by the arrangement of the first proximity switch 30, the second proximity switch 31 and the magnet 32 when the brew head assembly is moved to a down position in which it engages the pod funnel to turn the brewing device on, and when the brew head assembly is moved to an up position in which it is disengaged from the pod funnel to turn the brewing device off.

The embodiment of the utility model also provides a brewing machine, which comprises a machine body and a coffee bag brewing device in any one of the above embodiments; the brewing machine may be a coffee machine, for example.

The working process of the brewing machine of the embodiment of the present invention, which is exemplified by the coffee machine, is described below with reference to fig. 1 to 5:

starting the coffee machine, starting the motor 6 to work, enabling the transmission part 8 to rotate along with the driving wheel 7 of the motor 6, enabling the connecting part 9 and the transmission part 8 to rotate along with the rotation, and enabling the connecting part 9 to rotate and move downwards along with a thread track while the connecting part 9 rotates as the connecting part 9 is connected into the threaded hole 5 of the upper bracket 1 through threads; the brewing head assembly is matched with the upper bracket 1 through the limiting column 20, the brewing head assembly does not rotate along with the connecting part 9 and only moves downwards along with the connecting part 9, when the brewing head assembly moves to a lower position, the magnet 32 triggers the second proximity switch 31 to control the motor 6 to stop working, the sealing ring 12 of the brewing head assembly is sealed with the coffee bag funnel (see figure 4), the puncture needle 13 punctures the coffee bag 33, hot water flows in from the water inlet hole 11, water flows through the coffee bag 33 in the coffee bag funnel under the action of pressure to brew coffee, and due to the self-locking function of the specific vertical direction of the thread, the brewing head assembly cannot move upwards when the brewed coffee generates pressure, so that a stable sealing structure is formed, and the brewed coffee of the coffee is guaranteed;

as shown in fig. 5, after the coffee brewing is completed, the motor 6 rotates in the reverse direction, the drive brewing head assembly also rotates in the reverse direction, under the action of the screw thread, the screw thread of the transmission part 8 rises, and at the same time, the drive brewing head assembly starts to rise linearly (the brewing head assembly only moves linearly and does not rotate) until the brewing head assembly rises to an upper position, the magnet 32 triggers the first proximity switch 30 to control the motor 6 to stop rotating, at this time, the coffee pad funnel can be drawn out, the used coffee pad 33 is poured, and then a brewing process is completed; the above process is repeated and the brewing of coffee can be continued.

The utility model discloses brewing machine utilizes motor 6 to drive gear drive and spiral relative motion drive brewing head subassembly and only does linear motion from top to bottom, does not do rotary motion, has promoted the sealing reliability when brewing head subassembly and coffee package funnel combine.

The above description is intended to be illustrative and not restrictive. For example, the above-described examples (or one or more versions thereof) may be used in combination with each other, and it is contemplated that the embodiments may be combined with each other in various combinations or permutations. The scope of the invention should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.

Claims (10)

1. Coffee package brewing device, including relative setting's brewing head subassembly and coffee package funnel, its characterized in that, coffee package brewing device still includes:

a bracket having a threaded hole therein;

the driving mechanism is arranged on the bracket and is connected with a driving wheel;

the transmission mechanism at least comprises a transmission part and a connecting part connected with the transmission part, and the transmission part is used for acting with the driving wheel to rotate under the driving of the driving wheel; the connecting part is in threaded connection with the threaded hole and rotates along with the transmission part so as to linearly move relative to the bracket while rotating; the brewing head component is arranged in the bracket and limited on the connecting part, so that the brewing head component does not rotate along with the connecting part when the connecting part rotates, and only moves linearly relative to the bracket along with the connecting part so as to be combined with or separated from the coffee bag funnel.

2. The coffee pod brewing apparatus of claim 1, wherein the brewing head assembly comprises a brewing head, a sealing ring and a puncturing needle, the brewing head is limited on the connecting portion, the sealing ring is fixed on a side of the brewing head away from the connecting portion for sealing engagement with the coffee pod funnel, and the puncturing needle is fixed on the brewing head and exposed from the sealing ring for puncturing coffee pods in the coffee pod funnel when the brewing head assembly is engaged with the coffee pod funnel.

3. The coffee pod brewing apparatus of claim 2, wherein the side of the sealing ring facing the brewing head is provided with a plurality of inverted posts, the brewing head is provided with a plurality of connecting holes, and the inverted posts are connected in the connecting holes in a one-to-one correspondence manner so that the sealing ring is fixedly connected with the brewing head.

4. The coffee pad brewing device according to claim 2, wherein a mounting hole is formed in one end surface of the connecting part, which is away from the transmission part, a through hole is formed in the transmission part, penetrates into the connecting part and is communicated with the mounting hole, and the diameter of the through hole is larger than that of the mounting hole, so that a step is formed between the through hole and the mounting hole;

the transmission mechanism further comprises a fixed seat, the fixed seat is arranged on the step in the through hole, and the brewing head penetrates through the mounting hole and is fixedly connected with the fixed seat.

5. The apparatus as claimed in claim 2, wherein the brewing head is provided with a position-limiting post, the axial direction of the position-limiting post is the same as the linear movement direction of the brewing head, the holder is provided with a position-limiting hole corresponding to the position-limiting post, and the position-limiting post is disposed in the position-limiting hole to limit the brewing head from rotating relative to the holder.

6. The coffee pad brewing device according to claim 1, wherein the bracket comprises a lower bracket and an upper bracket, the threaded hole is formed in the upper portion of the upper bracket, the lower bracket is connected to the bottom of the upper bracket and encloses a cavity with an opening with the upper bracket, and the cavity is communicated with the threaded hole; the coffee pad funnel can enter and exit the cavity through the opening; the brewing head assembly is arranged in the containing cavity and is positioned above the coffee pad funnel.

7. Coffee pad brewing device according to claim 1, wherein the transmission part is a gear wheel, the outer teeth of which are in direct mesh with the driving wheel.

8. Coffee pad brewing device according to claim 7, wherein the connection part is a cylinder with an external thread, the transmission part being arranged coaxially with the connection part.

9. The coffee pad brewing apparatus of claim 1, wherein the coffee pad funnel comprises a funnel body and a receptacle provided on the funnel body for receiving a coffee pad; and/or

The coffee bag funnel comprises a funnel main body and a sealing cover, wherein a containing groove used for containing a coffee bag is formed in the funnel main body, the sealing cover is pivoted to the funnel main body and used for sealing the containing groove, and a puncture hole corresponding to the containing groove is formed in the sealing cover.

10. Brewing machine comprising a body, characterized in that it further comprises a pad brewing device according to any one of claims 1 to 9.

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