A hidden hinge for a coffee beverage machine

Abstract

This utility model discloses a concealed hinge for a coffee beverage machine, relating to the field of hinge technology. It includes a housing with a door on the front and a fixed base on the front. The fixed base includes a U-shaped plate, one end of which is bent inward to form a first hinge arm. This device, by providing a support plate, effectively improves the support stability of the U-shaped plate inside the housing, ensuring that the hinge structure is not easily deformed or loosened during long-term use. When the door is pulled, the rotating base can rotate smoothly around the pivot pin, cooperating with the fixed base to achieve smooth opening and closing. Simultaneously, after installing an interior panel on the inside of the door, only a portion of the U-shaped plate is exposed, achieving a concealed hinge effect, resulting in a simple and aesthetically pleasing appearance. It also avoids the problem of traditional exposed hinges easily accumulating dirt, facilitating daily cleaning and maintenance, significantly improving the hygiene of the coffee beverage machine, and possessing high practical value.

Description

Technical Field

[0001] This utility model belongs to the field of hinge technology, and specifically relates to a hidden hinge for a coffee beverage machine. Background Technology

[0002] A coffee beverage machine is a device that automates the entire process of grinding, tamping, filling, brewing, and removing residue. Its door and body are connected by hinges.

[0003] Existing coffee and beverage machine cabinet doors mostly use traditional external hinges for connection. The rotating parts of these hinges are usually directly exposed inside the cabinet. The gaps and turns of the hinges can easily become cleaning dead spots, making it difficult to clean thoroughly and posing a threat to the hygiene of the coffee and beverage machine. To solve the above problems, we provide a concealed hinge for coffee and beverage machines. Utility Model Content

[0004] The purpose of this utility model is to provide a concealed hinge for coffee and beverage machines, in order to solve the problem mentioned in the background art that the doors of existing coffee and beverage machines are mostly connected by traditional external hinges. The rotating parts of such hinges are usually directly exposed inside the machine, and the gaps and turns of the hinges are prone to forming cleaning dead corners, making it difficult to clean thoroughly and posing a hidden danger to the hygiene of the coffee and beverage machine.

[0005] The above-mentioned technical objective of this utility model is achieved through the following technical solution: a hidden hinge for a coffee beverage machine, comprising a housing, a door provided on the front of the housing, a fixing seat provided on the front of the housing, the fixing seat comprising a U-shaped plate, a first hinge arm bent inward at one end of the U-shaped plate, a support plate bent outward at the other end of the U-shaped plate, a rotating seat provided on the inner side of the door, the rotating seat comprising a connecting plate, a second hinge arm bent at both ends of the connecting plate, and a pin sleeved inside the second hinge arm and the first hinge arm.

[0006] Preferably, the surface of the pin is provided with an annular groove, and a buckle is engaged on the surface of the annular groove.

[0007] Preferably, the first hinge arm has a first circular hole adapted to the pin, and the second hinge arm has a second circular hole adapted to the pin.

[0008] Preferably, one end of the first hinge arm is integrally machined with a first arc-shaped surface, and one end of the second hinge arm is integrally machined with a second arc-shaped surface.

[0009] Preferably, the U-shaped plate has a first mounting hole inside, a first rivet is fitted inside the first mounting hole, and the other end of the first rivet is riveted to the box body. The connecting plate has a second mounting hole inside, a second rivet is fitted inside the second mounting hole, and the other end of the second rivet is riveted to the box door.

[0010] This utility model has the following beneficial effects: This device, by setting up a support plate, effectively improves the support stability of the U-shaped plate inside the cabinet, ensuring that the hinge structure is not easily deformed or loosened during long-term use. When the cabinet door is pulled, the rotating seat can rotate smoothly around the pin shaft and cooperate with the fixed seat to achieve smooth opening and closing. At the same time, after the interior panel is installed on the inside of the cabinet door, only part of the U-shaped plate is exposed, which not only achieves the effect of concealing the hinge and making the appearance simple and beautiful, but also avoids the problem of traditional exposed hinges accumulating stains easily. It is convenient for daily cleaning and maintenance, significantly improves the hygiene of the coffee and beverage machine, and has high practical value. Attached Figure Description

[0011] Figure 1 This is a three-dimensional structural schematic diagram of the present invention; Figure 2 This is an exploded view of the structure of this utility model; Figure 3 This is a utility model Figure 2 A magnified view of a section at point A in the middle; Figure 4 This is an exploded view of a partial structure of this utility model.

[0012] Reference numerals in the attached drawings: 1. Box body; 2. Box door; 3. Fixing base; 31. U-shaped plate; 32. First hinge arm; 33. Support plate; 34. First round hole; 35. First arc-shaped surface; 36. First mounting hole; 4. Rotating seat; 41. Connecting plate; 42. Second hinge arm; 43. Second round hole; 44. Second arc-shaped surface; 45. Second mounting hole; 5. Pin; 6. Annular groove; 7. Buckle; 8. First rivet; 9. Second rivet. Detailed Implementation

[0013] The present invention will be further described in detail below with reference to the accompanying drawings.

[0014] Example 1: refer to Figure 1-4A concealed hinge for a coffee beverage machine includes a housing 1, a door 2 on the front of the housing 1, a fixing seat 3 on the front of the housing 1, the fixing seat 3 including a U-shaped plate 31, one end of the U-shaped plate 31 bent inward to form a first hinge arm 32, the other end of the U-shaped plate 31 bent outward to form a support plate 33, a rotating seat 4 on the inner side of the door 2, the rotating seat 4 including a connecting plate 41, both ends of the connecting plate 41 bent to form second hinge arms 42, and a pin 5 is sleeved inside the second hinge arm 42 and the first hinge arm 32.

[0015] Specifically, by setting up a support plate 33, the device can effectively improve the support stability of the U-shaped plate 31 inside the cabinet 1, ensuring that the hinge structure is not easily deformed or loosened during long-term use. When the cabinet door 2 is pulled, the rotating seat 4 can rotate smoothly around the pin 5 and cooperate with the fixed seat 3 to achieve smooth opening and closing. At the same time, after installing the interior panel on the inside of the cabinet door 2, the U-shaped plate 31 is only partially exposed, which not only achieves the effect of concealing the hinge and making the appearance simple and beautiful, but also avoids the problem of traditional exposed hinges accumulating dirt easily. This facilitates daily cleaning and maintenance, significantly improves the hygiene of the coffee beverage machine, and has high practical value.

[0016] refer to Figure 4 The pin 5 has an annular groove 6 on its surface, and a buckle 7 is engaged with the surface of the annular groove 6. By setting the buckle 7, it can be engaged in the annular groove 6, which can limit one end of the pin 5 and prevent the second hinge arm 42 of the pin 5 from falling off from the inside of the first hinge arm 32.

[0017] refer to Figure 4 The first hinge arm 32 has a first round hole 34 that matches the pin 5 inside, and the second hinge arm 42 has a second round hole 43 that matches the pin 5 inside. By setting the first round hole 34 and the second round hole 43, the pin 5 can be effectively matched for installation, so that the rotating seat 4 can rotate inside the fixed seat 3 through the pin 5.

[0018] refer to Figure 4 One end of the first hinge arm 32 is integrally machined with a first arc-shaped surface 35, and one end of the second hinge arm 42 is integrally machined with a second arc-shaped surface 44. By setting the first arc-shaped surface 35 and the second arc-shaped surface 44, the rotating seat 4 and the fixed seat 3 will not interfere with each other when they rotate.

[0019] refer to Figure 3The U-shaped plate 31 has a first mounting hole 36 inside, and a first rivet 8 is fitted inside the first mounting hole 36. The other end of the first rivet 8 is riveted to the box body 1. By setting the first rivet 8, the fixing seat 3 and the box body 1 can be effectively fixed and installed. The connecting plate 41 has a second mounting hole 45 inside, and a second rivet 9 is fitted inside the second mounting hole 45. The other end of the second rivet 9 is riveted to the box door 2. By setting the second rivet 9, the rotating seat 4 and the box door 2 can be effectively fixed and installed.

[0020] Brief description of the usage process: By setting the support plate 33, the device can effectively improve the support of the U-shaped plate 31 inside the cabinet 1. Pulling the cabinet door 2 causes the rotating seat 4 to rotate on the surface of the pin 5, so that the rotating seat 4 rotates inside the fixed seat 3. After the interior panel is installed inside the cabinet door 2, the U-shaped plate 31 of the device is partially exposed, which has a good hiding effect and is easy to clean, thus improving the hygiene of the coffee beverage machine.

[0021] This specific embodiment is merely an explanation of the present utility model and is not intended to limit the present utility model. After reading this specification, those skilled in the art can make modifications to this embodiment without contributing any inventive step, but as long as they are within the scope of the claims of the present utility model, they are protected by patent law.

Claims

1. A concealed hinge for a coffee beverage machine, comprising a housing (1), wherein a door (2) is provided on the front of the housing (1), characterized in that: The front of the box body (1) is provided with a fixed seat (3), the fixed seat (3) includes a U-shaped plate (31), one end of the U-shaped plate (31) is bent inward to form a first hinge arm (32), the other end of the U-shaped plate (31) is bent outward to form a support plate (33), the inside of the box door (2) is provided with a rotating seat (4), the rotating seat (4) includes a connecting plate (41), both ends of the connecting plate (41) are bent with second hinge arms (42), and the second hinge arm (42) and the first hinge arm (32) are fitted with pins (5).

2. The concealed hinge for a coffee beverage machine according to claim 1, characterized in that: The pin (5) has an annular groove (6) on its surface, and a buckle (7) is engaged with the surface of the annular groove (6).

3. The concealed hinge for a coffee beverage machine according to claim 1, characterized in that: The first hinge arm (32) has a first round hole (34) that matches the pin (5) inside, and the second hinge arm (42) has a second round hole (43) that matches the pin (5) inside.

4. The concealed hinge for a coffee beverage machine according to claim 1, characterized in that: The first hinge arm (32) has a first arc-shaped surface (35) integrally machined at one end, and the second hinge arm (42) has a second arc-shaped surface (44) integrally machined at one end.

5. The concealed hinge for a coffee beverage machine according to claim 1, characterized in that: The U-shaped plate (31) has a first mounting hole (36) inside, and a first rivet (8) is fitted inside the first mounting hole (36). The other end of the first rivet (8) is riveted to the box body (1). The connecting plate (41) has a second mounting hole (45) inside, and a second rivet (9) is fitted inside the second mounting hole (45). The other end of the second rivet (9) is riveted to the box door (2).

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