CN217547784U

CN217547784U - Liquid outlet device of beverage machine

Info

Publication number: CN217547784U
Application number: CN202221151357.6U
Authority: CN
Inventors: 王亚平; 姜伟峰
Original assignee: Suzhou Calomey Coffee Machine Technology Co ltd
Current assignee: Suzhou Calomey Coffee Machine Technology Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-10-11
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses a liquid outlet device of a beverage machine, which comprises a mounting seat and a liquid outlet component which is slidably mounted on the mounting seat; the liquid outlet assembly comprises a liquid outlet and a matching piece in sliding fit with the sliding rail; the liquid outlet device of the beverage machine further comprises an elastic limiting piece arranged on the liquid outlet assembly, and the action end of the elastic limiting piece is abutted against the sliding matching surface of the sliding rail and used for keeping the liquid outlet assembly static when not driven by external force. The utility model provides a drink machine goes out liquid device can realize going out the liquid subassembly and stop in the optional position of slide rail to nimble liquid outlet height of adjusting satisfies different demands, and this drink machine goes out liquid device simple structure, and the part high-usage easily practices thrift the cost.

Description

Liquid outlet device of beverage machine

Technical Field

The utility model belongs to the technical field of the drink machine, concretely relates to drink machine goes out liquid device.

Background

Beverage machine on the market, for example coffee machine etc. generally includes casing and drink export subassembly, and drink export subassembly is equipped with the liquid outlet that is used for making the drink to flow, and in order to cooperate the not cup utensil of co-altitude, drink export subassembly sets up to gliding structure from top to bottom usually for the customer is when connecing the drink greatly, and the height of liquid outlet can be adjusted according to the height of cup utensil, in order to avoid the liquid outlet to be too far away from the rim of a cup, and leads to the drink to spill the rim of a cup.

The technical scheme that the motor is driven by the motor to rotate to control the threaded pipe to move by arranging the motor, the first gear, the second gear, the threaded pipe and the like according to the existing technical scheme, so that the liquid outlet connected with the threaded pipe is moved, and the distance between a cup and the liquid outlet is adjusted. This technical scheme's structural design is comparatively complicated, needs the cooperation to use a plurality of spare parts, and the maintenance is difficult for in the later stage to the manufacturing cost of drink machine is also higher. Among other technical scheme, through being equipped with ferromagnetic metalwork on going out the liquid box, be equipped with the permanent magnet on the casing, adsorb through the correspondence of ferromagnetic metalwork and permanent magnet, and realize going out the liquid box and slide when appointed height, can be adsorbed and stop. In this technical scheme, because the setting is extended from top to bottom on going out the liquid box to ferromagnetic metalwork, consequently go out the effect that can receive magnetic adsorption power when liquid box slides always, the resistance that receives when leading to sliding is great, goes out the liquid box and slides not smoothly.

Therefore, it is necessary to design a beverage dispenser dispensing device that can stop at any position and has a simple structure, so as to achieve the purpose of reducing cost while ensuring the use feeling of customers.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned deficiencies of the prior art, the present invention provides a liquid outlet device of a beverage machine, which can stop the liquid outlet assembly at any position of the sliding stroke, so as to adjust the height of the liquid outlet on the liquid outlet assembly; the liquid outlet device of the beverage machine has simple structure and high utilization rate of parts, and can achieve the purpose of reducing cost.

In order to realize all or part of the purposes, the utility model provides the following technical scheme:

the utility model provides a liquid outlet device of a beverage machine, which comprises a mounting seat and a liquid outlet component which is slidably mounted on the mounting seat; the liquid outlet assembly comprises a liquid outlet and a matching piece in sliding fit with the sliding rail; the liquid outlet device of the beverage machine further comprises an elastic limiting piece arranged on the liquid outlet assembly, and the action end of the elastic limiting piece is abutted against the sliding matching surface of the sliding rail and used for keeping the liquid outlet assembly static when not driven by external force. It should be noted that, in the utility model, "effect end" mean the partial structure that produces the elastic force because of deformation on the elastic locating part, not just with the endpoint that the sliding fit face offseted, "effect end with the sliding fit face offseted" mean the effect end at least part with the sliding fit face offsets, "go out liquid subassembly do not receive external drive" its "external force" and only indicate the drive that other mechanical parts can provide as required at any time "it goes out the gliding drive power from top to bottom of liquid subassembly to design out the drive power of itself existing always between the object such as gravity. The technical scheme has the beneficial effects that the action end of the elastic limiting piece generates elastic force when keeping the deformation state, the elastic force acts on the liquid outlet assembly to enable the liquid outlet assembly to be pressed towards the slide rail, so that a larger friction force is formed on the sliding matching surface of the liquid outlet assembly and the slide rail, and the friction force can enable the liquid outlet assembly to keep static when not driven by external force; the elastic limiting piece is arranged on the liquid outlet assembly, so that the liquid outlet assembly is subjected to acting force generated by the elastic limiting piece at any position of a sliding stroke, and the liquid outlet assembly can stay at any position; compared with the technical scheme that the elastic limiting part is installed on the installation seat or the slide rail, the elastic force generated by the elastic limiting part in the technical scheme faces the sliding matching surface of the slide rail, so that the liquid outlet assembly cannot be subjected to outward elasticity, namely, a fixing mechanism or an element for overcoming the outward elasticity is not required to be arranged, the structure can be simplified, and the manufacturing cost can be reduced.

The action end can have a plurality of shapes, preferably an arc-shaped surface, and the arc-shaped surface is abutted against the sliding matching surface. The technical scheme has the beneficial effects that the arc-shaped structure has better strength, so that the action end can be prevented from being bent when being abutted against the sliding rail, and the stability of the limiting function of the arc-shaped structure is ensured; and the arc-shaped surface is not easy to damage the sliding matching surface, so that the service life of the sliding rail is prolonged.

The arc-shaped surface protrudes towards the sliding matching surface, and the highest point of the arc-shaped surface is propped against the sliding matching surface.

The slide rail comprises two Z-direction supporting arms which are arranged in parallel, and two opposite side surfaces of the two Z-direction supporting arms are two sliding matching surfaces of the slide rail; the liquid outlet assembly is provided with two matching pieces in sliding fit. The beneficial effects of this technical scheme lie in, go out liquid subassembly and slide rail and form two sliding contact faces about to improve liquid subassembly sliding stability.

The elastic limiting pieces can be arranged in plurality, and one elastic limiting piece can have an action end or more than one action end; the number of the action ends which are acted on by the two sliding matching surfaces can be the same or different. The preferred scheme is as follows: the elastic limiting part comprises two action ends, and the two action ends respectively abut against the two sliding matching surfaces. The beneficial effects of this technical scheme lie in, make the both sides of going out the liquid subassembly all receive the elastic force, go out the liquid subassembly and compressed tightly towards the slide rail in two directions, therefore the both sides of going out the liquid subassembly easily tend towards the force balance, and be difficult for appearing inclining when static.

The elastic limiting part comprises a fixed end, and the fixed end is used for being connected with the liquid outlet assembly.

Specifically, the fitting piece is the spout, the concave profile of spout includes a vertical plane and two and prescribes a limit to the vertical side of vertical plane width, the Z is to the support arm and is located inside the spout so that the sliding fit face with the laminating of vertical plane, just the width of sliding fit face with vertical plane width phase-match. The beneficial effects of this technical scheme lie in, the fitting piece of spout structure can play limiting displacement, produces the skew when preventing out the liquid subassembly and slide.

The vertical plane of the sliding groove is provided with a through hole, and the action end of the elastic limiting part penetrates through the through hole to abut against the sliding matching surface.

And a lubricating piece or lubricating oil is arranged on the mating piece and/or the sliding matching surface, and the lubricating piece is used for reducing the sliding friction force between the mating piece and the sliding matching surface and can also make up the gap of the contact surface through the elastic force of the lubricating piece. The technical scheme has the advantages that the elastic limiting part can increase the friction force between the liquid outlet assembly and the sliding rail, so that the liquid outlet assembly can slide unsmoothly, and the lubricating part is additionally arranged to reduce the friction force, so that the liquid outlet assembly slides smoothly.

The matching piece is fixedly provided with a lubricating piece, and the elastic limiting piece is fixedly arranged on the liquid outlet assembly. The technical scheme has the beneficial effects that the lubricating piece, the elastic limiting piece and the liquid outlet assembly do not generate relative displacement, and the liquid outlet assembly is ensured to be stable in structure when sliding and static.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

(1) The utility model is provided with the elastic limiting part which is propped against the slide rail to ensure that a larger friction force is provided between the liquid outlet component and the slide rail, and the friction force can ensure that the liquid outlet component keeps static when not driven by external force;

(2) The elastic limiting piece is arranged on the liquid outlet assembly, so that the liquid outlet assembly can stay at any position of the slide rail, the height of a liquid outlet on the liquid outlet assembly can be flexibly adjusted, and different requirements can be met;

(3) Furthermore, a lubricating piece is arranged on the sliding matching surface of the matching piece or the sliding rail so as to reduce the friction force when the liquid outlet assembly slides and ensure that the liquid outlet assembly slides smoothly;

(4) The utility model provides a drink machine goes out liquid device simple structure, and the part utilization ratio is high, easily later stage maintenance, and with low costs.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of a liquid outlet device of a beverage machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of a dispensing device of the beverage machine according to one embodiment;

FIG. 3 is a schematic view of an embodiment of a slide-fit structure of a liquid outlet assembly and a slide rail;

FIG. 4 is a schematic structural view of a slide rail and a slide mating surface according to an embodiment;

FIG. 5 is a schematic view of a liquid outlet assembly and a fitting according to an embodiment;

FIG. 6 is a left side view of the liquid outlet assembly and the slide rail in sliding engagement in one embodiment;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;

FIG. 8 is a schematic view illustrating an installation structure of an elastic limiting member according to an embodiment;

FIG. 9 is a schematic view of an embodiment of the resilient limiting element with the active end thereof passing through the hole of the mating member;

fig. 10 is a schematic structural diagram of an elastic limiting element in an embodiment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the present invention, the "rear side" of the liquid outlet assembly 3 refers to a side of the liquid outlet assembly 3 facing the mounting seat 1, and the "left side" and "right side" of the liquid outlet assembly 3 refer to two sides intersecting with the rear side; "X to" mean with mount pad 1 place plane parallel, and with go out liquid component 3 slip direction looks vertically direction, "Y to" mean with mount pad 1 place plane looks vertical direction, "Z to" mean with go out the direction that liquid component 3's slip direction paralleled.

In this embodiment, please refer to fig. 1, fig. 2, fig. 3, fig. 5 and fig. 10 in combination, the liquid outlet apparatus of the beverage machine in this embodiment includes a mounting seat 1 and a liquid outlet assembly 3 connected to a liquid conveying pipe (not shown), a groove 101 with a closed bottom end is formed on the mounting seat 1, a Z-direction slide rail 2 is disposed in the groove 101, and the liquid outlet assembly 3 is provided with fitting members 301, 301', and the fitting members 301, 301' are in sliding fit with the slide rail 2 so that the liquid outlet assembly 3 slides along the slide rail 2 in the Z-axis direction under the driving of an external force, so as to adjust the height of a liquid outlet (not shown) at the lower end of the liquid outlet assembly 3; an elastic limiting part 4 is installed on the liquid outlet component 3, the elastic limiting part 4 comprises an acting end 401,401', the acting end 401,401' abuts against a sliding matching surface 2011,2011 'of the sliding rail 2 and keeps a deformation state, the liquid outlet component 3 is pressed towards the sliding rail 2 by an elastic force generated by the deformation of the acting end 401,401', and accordingly a large friction force is generated between the liquid outlet component 3 and the sliding rail 2, when a driving force for driving the liquid outlet component 3 to slide up and down stops, the liquid outlet component 3 can keep static by the large friction force, and the elastic limiting part 4 is installed on the liquid outlet component 3, so that the liquid outlet component 3 is under the action of the elastic limiting part 4 at any position of the sliding rail 2, and the liquid outlet component 3 is positioned at any height of the sliding rail 2. The mounting seat 1 is fixedly arranged on a main body bracket of a beverage machine, such as a coffee machine, or the mounting seat 1 is a part of the main body bracket of the coffee machine, so that the height of a liquid outlet on the liquid outlet assembly 3 can be adjusted at will, a proper relative position is formed between the liquid outlet and a cup for containing coffee, and liquid splashing is prevented.

It should be noted that the action ends 401 and 401 'in the present invention refer to a partial structure of the elastic limiting member 4 that generates an elastic force due to deformation, and are not only end points that abut against the sliding fit surfaces 2011 and 2011'; the action ends 401,401 'abut against the sliding engagement surfaces 2011,2011' means that at least a portion of the action ends 401,401 'abut against the sliding engagement surfaces 2011, 2011'.

Specifically, referring to fig. 3 to 10, the slide rail 2 includes two Z-directional support arms 201, 201' arranged in parallel, two opposite side surfaces of the two Z-directional support arms 201, 201' are two sliding matching surfaces 2011,2011' of the slide rail 2, the liquid outlet assembly 3 is provided with two matching pieces 301, 301', the two matching pieces 301, 301' are respectively located on the left side surface and the right side surface of the liquid outlet assembly 3, and the matching pieces 301, 301' are matched with the corresponding sliding matching surfaces 2011,2011' to enable the liquid outlet assembly 3 to slide along the slide rail 2; the elastic limiting part 4 comprises two action ends 401,401' and a fixed end 402, the two action ends 401,401' and the fixed end 402 are integrally formed, in this embodiment, the action ends 401,401' are arc-shaped surfaces, the two arc-shaped surfaces protrude towards corresponding sliding matching surfaces 2011,2011', the highest point of the arc-shaped surfaces abuts against the sliding matching surfaces 2011,2011', the rear side surface of the liquid outlet assembly 3 is provided with a fixing part 303, and the fixed end 402 is installed on the fixing part 303, so that the elastic limiting part 4 is fixed on the liquid outlet assembly 3; the lower end parts of the matching pieces 301 and 301 'are separately provided with through holes 302, the acting ends 401 and 401' vertically penetrate through the through holes 302 and are respectively abutted against the corresponding sliding matching surfaces 2011 and 2011', so that the left side surface and the right side surface of the liquid outlet assembly 3 are pressed by the acting ends 401 and 401', the left side surface and the right side surface of the liquid outlet assembly 3 tend to be stressed in a balanced manner, and the liquid outlet assembly 3 has good balance and is not easy to incline.

The highest point of the arc-shaped surface in this embodiment abuts against the sliding fitting surfaces 2011,2011', so that the direction of the elastic force formed by the arc-shaped surface abutting against the slide rail 2 is close to and perpendicular to the sliding fitting surfaces 2011,2011', and the elastic force is converted into the pressing force pressing the liquid outlet assembly 3 towards the sliding fitting surfaces 2011,2011' to the maximum extent; in other embodiments, the direction of the elastic force generated by the action ends 401,401 'may also act on the sliding engagement surfaces 2011,2011' obliquely.

In other embodiments, a plurality of elastic limiting members 4 may be provided, for example, when the elastic limiting members 4 are configured as shown in fig. 10, the elastic limiting members 4 may be fixed at the upper end portion and the lower end portion of the rear side surface of the liquid outlet assembly 3, and the acting ends 401,401' of the elastic limiting members 4 penetrate through the through holes 302 to abut against the slide rails 2, so that the upper end portion and the lower end portion of the liquid outlet assembly 3 are pressed, and the stability of the liquid outlet assembly 3 at rest is further improved; in another embodiment, an elastic limiting member 4 may have only one acting end 401,401', for example, only one arc-shaped surface, and both ends of the arc-shaped surface are fixedly mounted on the fitting members 301, 301'; in addition, the number of the action ends 401 and 401 'interacting with the two sliding matching surfaces 2011 and 2011' may be the same or different, but in order to ensure the stability of the liquid outlet assembly 3 when the liquid outlet assembly slides and stops, the number of the action ends 401 and 401 'interacting with the two sliding matching surfaces 2011 and 2011' is preferably the same.

As shown in fig. 5 and 7, the fitting members 301 and 301' in this embodiment are specifically chutes, the inner side surface defining the chute opening is a concave surface, the concave surface is composed of a vertical plane opposite to the sliding fitting surfaces 2011 and 2011', and two vertical side surfaces defining the width of the vertical plane (i.e., the chute width), the Z-direction support arms 201 and 201' are located inside the chute to make the sliding fitting surfaces 2011 and 2011' fit with the vertical plane, and the width of the vertical plane is equivalent to the width of the sliding fitting surfaces 2011 and 2011', so that the two vertical side surfaces of the chute can prevent the liquid outlet assembly 3 from shifting when sliding; the through-opening 302 is correspondingly arranged in the vertical plane of the sliding groove, so that the active ends 401,401 'pass through the through-opening 302, i.e. directly abut against the sliding engagement surfaces 2011, 2011'. In other embodiments, the sliding fit structure of the slide rail 2 and the liquid outlet assembly 3 may also be other structures commonly used in the art, for example, the slide rail 2 is configured as a sliding groove structure, and the fitting members 301, 301' on the liquid outlet assembly 3 are correspondingly configured as sliding strips.

Referring to fig. 2, fig. 3 and fig. 7, in the present embodiment, the sliding engagement surfaces 2011,2011' on the sliding rail 2 are formed by two opposite side surfaces of the Z-direction supporting arms 201, 201', so the engagement members 301, 301' are correspondingly disposed on the left side surface and the right side surface of the liquid outlet assembly 3, and thus the two action ends 401,401' of the elastic limiting member 4 abut against the sliding engagement surfaces 2011,2011' to generate an elastic force in the X direction, and the directions of the two elastic forces are opposite, so that the liquid outlet assembly 3 is pressed toward the sliding rail 2 in the two directions of the X direction. In another embodiment, the sliding engagement surfaces 2011,2011' of the sliding rail 2 may be, for example, parallel to the side surfaces of the mounting base 1, the engagement members 301, 301' are correspondingly disposed on the rear side surface of the liquid outlet assembly 3, at this time, when the elastic limiting member 4 abuts against the sliding engagement surfaces 2011,2011', the generated elastic force is in the Y direction, and when a plurality of elastic limiting members 4 or a plurality of action ends 401,401' are provided, the generated elastic force directions all face the mounting base 1, that is, at this time, the liquid outlet assembly 3 is pressed toward the sliding rail 2 only in one direction, in order to ensure that the liquid outlet assembly 3 can be stably stationary, for example, a plurality of elastic limiting members 4 or a plurality of action ends 401,401' may be disposed on the rear side surface of the liquid outlet assembly 3.

In the present embodiment, the two acting ends 401,401' of the elastic limiting member 4 are springs, but in other embodiments, for example, other elements or mechanisms with elastic function such as elastic sheets may be used. Action end 401 in this embodiment, 401' are the arcwall face, and the arc structure has good intensity, can prevent that action end 401,401' from appearing buckling when offseting with slide rail 2, guarantee its limit function's stability, and the difficult wearing and tearing sliding fit face 2011 of arcwall face, 2011', are favorable to prolonging slide rail 2's life. In other embodiments, the component generating the elastic force may also be of other structures, for example, a linear spring, one end of which abuts against the slide rail 2 and keeps a deformed state, and in order to prevent the linear spring from bending, a sleeve with a suitable size may be sleeved outside the spring. In addition, in the present embodiment, the two acting ends 401 and 401' of the elastic limiting member 4 are integrally formed, but in other embodiments, the elastic limiting member may also be a split structure.

Referring to fig. 8, in the present embodiment, the fixing member 303 for fixing the elastic limiting member 4 on the liquid outlet assembly 3 is a clamping opening, and the highest point of the arc-shaped fixing end 402 is clamped in the clamping opening to realize the fixed installation of the elastic limiting member 4. In this embodiment, the two acting ends 401 and 401' are symmetrically arranged with the central line of the Z axis of the fixed end 402 as the symmetry axis, so that the elastic forces applied to the left side and the right side of the liquid outlet assembly 3 tend to be equal, thereby improving the balance of the liquid outlet assembly 3. In the embodiment where the two acting ends 401,401 'are split structures, or the embodiment where the elastic limiting member 4 only includes one acting end 401,401', the acting ends 401,401 'can be directly fixed on the contact surfaces of the engaging members 301, 301' and the sliding rail 2, without forming the through hole 302, and of course, other fixing structures known to those skilled in the art can be used for fixing the elastic limiting member 4.

Referring to fig. 1 and 9, the mating members 301 and 301' of the liquid outlet assembly 3 are provided with the lubricating member 5, and the lubricating member 5 is interposed between the mating members 301 and 301' and the sliding mating surfaces 2011 and 2011' of the slide rail 2 to reduce the friction force during sliding, so that the liquid outlet assembly 3 can slide smoothly. In this embodiment, the lubricating member 5 is fixedly mounted on the mating members 301 and 301', so that the lubricating member 5, the elastic limiting member 4 and the liquid outlet assembly 3 do not have relative displacement at any position of the sliding stroke, thereby ensuring the structural stability;

in other embodiments, the lubricating element 5 may also be disposed on the sliding engagement surfaces 2011,2011 'of the sliding rail 2, or the lubricating elements 5 may be disposed on both the mating members 301, 301' and the sliding engagement surfaces 2011,2011', and the lubricating element 5 may also be detachably connected to the mating members 301, 301' to facilitate subsequent replacement. In this embodiment, the lubricant member 5 is a strip-shaped lubricant sheet made of teflon, which has good wear resistance and lubricity, but in other embodiments, the lubricant member 5 may be made of other materials with a low friction coefficient. In other embodiments, the friction may be reduced by applying lubricant to the mating members 301, 301 'and the sliding mating surfaces 2011,2011', or the smoothness of the mating members and/or the sliding mating surfaces may be improved by grinding, polishing, or the like.

It is right above the utility model provides a beverage machine goes out liquid device and has introduced in detail, and it is right to have used specific individual example herein the utility model discloses a utility model principle has explained, and the explanation of above embodiment only is used for helping understanding the utility model discloses a method and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.

Claims

1. A liquid outlet device of a beverage machine is characterized by comprising a mounting seat and a liquid outlet assembly which is slidably mounted on the mounting seat; the liquid outlet assembly comprises a liquid outlet and a matching piece in sliding fit with the sliding rail; the liquid outlet device of the beverage machine further comprises an elastic limiting piece arranged on the liquid outlet assembly, and the action end of the elastic limiting piece is abutted against the sliding matching surface of the sliding rail and used for keeping the liquid outlet assembly static when not driven by external force.

2. The beverage machine liquid outlet device of claim 1, wherein the action end is an arc-shaped surface, and the arc-shaped surface abuts against the sliding matching surface.

3. The beverage dispensing device of claim 2 wherein the arc surface protrudes toward the sliding mating surface and the highest point of the arc surface abuts against the sliding mating surface.

4. The beverage machine liquid outlet device according to any one of claims 1 to 3, wherein the slide rail comprises two Z-direction supporting arms arranged in parallel, and two opposite side surfaces of the two Z-direction supporting arms are sliding matching surfaces of the slide rail; the liquid outlet assembly is provided with two matched pieces in sliding fit.

5. The beverage dispenser according to claim 4, wherein the elastic retainer comprises two action ends, and the two action ends respectively abut against the two sliding engagement surfaces.

6. The beverage dispenser of claim 5, wherein the elastic limiting member comprises a fixed end, and the fixed end is used for connecting with the dispensing assembly.

7. The beverage dispenser of claim 4, wherein the mating member is a chute, the concave surface of the chute comprises a vertical plane and two vertical sides defining a width of the vertical plane, the Z-shaped support arm is positioned inside the chute to fit the sliding mating surface with the vertical plane, and the width of the sliding mating surface matches the width of the vertical plane.

8. The beverage dispenser according to claim 7, wherein a through hole is provided on the vertical plane of the chute, and the action end of the elastic limiting member passes through the through hole to abut against the sliding fitting surface.

9. The beverage dispenser of claim 1, wherein a lubricant or oil is provided on the mating member and/or the sliding mating surface.

10. The dispensing device of claim 9, wherein a lubricant is fixedly mounted on the engaging member, and the elastic stopper is fixedly mounted on the dispensing assembly.