Seven-axis hinge for cultural relic showcase

Abstract

The seven-axis hinge comprises a first fixed seat, a second fixed seat, a first bearing arm, a second bearing arm, a first guide arm and a second guide arm, wherein the first fixed seat is fixedly mounted with a fixed frame of the cultural relic showcase; the second fixed seat is fixedly mounted with a movable door plate of the cultural relic showcase; the rear end of the first bearing arm is hinged with the first fixed seat; the second bearing arm is located above the first bearing arm, the middle of the second bearing arm is hinged to the middle of the first bearing arm, and the front end of the second bearing arm is hinged to the second fixing base; the product is composed of the first fixed seat, the second fixed seat, the first bearing arm, the second bearing arm, the first guide arm and the second guide arm which are hinged and mutually matched and restrained, the motion trail is fixed, the movable door plate can move according to a preset trail structurally, opening and closing are achieved, mutual interference is avoided, and the product is convenient to use. The bearing capacity is larger, 90-degree full opening can be achieved, and the use requirement is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field technology of cultural relic display cabinet especially is to point to a cultural relic display cabinet seven axle hinge. BACKGROUND

[0002] The cultural relic display cabinet, as the name implies, is a special display device for displaying and protecting cultural relics. It not only provides visitors with the opportunity to closely observe cultural relics, but more importantly, it undertakes the heavy task of protecting cultural relics from environmental damage. From the material and structure, the cultural relic display cabinet is usually made of high-strength, anti-ultraviolet glass or transparent material to ensure the clear visibility of cultural relics and prevent external light from damaging cultural relics. At the same time, the inside of the display cabinet is also equipped with a professional constant humidity and temperature system to simulate the best micro-environment suitable for the preservation of cultural relics. This environmental control is crucial to prevent cultural relics from being damaged by moisture, mold, oxidation, etc.

[0003] The hinge used for the movable door plate of the common cultural relic display cabinet on the market is mostly a four-axis hinge. The movable arm or rotation space of this hinge is relatively large, which leads to the need for a larger space for the cultural relic display cabinet, and it is mostly impossible to achieve a 90-degree full opening. In the industry, it can only be opened to 80%, which cannot meet the new design requirements. There is an urgent need to design a hidden hinge that meets the 90-degree full opening structure of the cultural relic display cabinet and occupies a smaller space, to solve the problem of bearing and 90-degree full opening. UTILITY MODEL CONTENT

[0004] In view of the above, the utility model aims to provide a cultural relic display cabinet seven-axis hinge, which can effectively solve the problems of small bearing capacity and inability to open 90 degrees of existing hinges.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] A cultural relic display cabinet seven-axis hinge, comprising a first fixed seat fixedly installed with a fixed frame of the cultural relic display cabinet, a second fixed seat fixedly installed with a movable door plate of the cultural relic display cabinet, a first bearing arm, a second bearing arm, a first guide arm, and a second guide arm; the rear end of the first bearing arm is hinged to the first fixed seat; the second bearing arm is located above the first bearing arm, the middle part of the second bearing arm is hinged to the middle part of the first bearing arm, and the front end of the second bearing arm is hinged to the second fixed seat; the rear end of the first guide arm is hinged to the first fixed seat, and the front end of the first guide arm is hinged to the rear end of the second bearing arm; the rear end of the second guide arm is hinged to the front end of the first bearing arm, and the front end of the second guide arm is hinged to the second fixed seat.

[0007] Preferably, the first guide arm is located behind the first bearing arm.

[0008] Preferably, the second guide arm is above the first load-bearing arm.

[0009] Preferably, the rear end of the first load-bearing arm is hinged to the first fixed seat by a first pin shaft.

[0010] Preferably, the middle part of the second load-bearing arm is hinged to the middle part of the first load-bearing arm by a second pin shaft, and the front end of the second load-bearing arm is hinged to the second fixed seat by a third pin shaft.

[0011] Preferably, the rear end of the first guide arm is hinged to the first fixed seat by a fourth pin shaft, and the front end of the first guide arm is hinged to the rear end of the second load-bearing arm by a fifth pin shaft.

[0012] Preferably, the rear end of the second guide arm is hinged to the front end of the first load-bearing arm by a sixth pin shaft, and the front end of the second guide arm is hinged to the second fixed seat by a seventh pin shaft.

[0013] The utility model has obvious advantages and beneficial effects compared with the prior art, specifically speaking, it can be known from the above technical scheme that:

[0014] The product is composed of a first fixed seat, a second fixed seat, a first load-bearing arm, a second load-bearing arm, a first guide arm and a second guide arm, is hinged and cooperates with each other to constrain, the movement track is fixed, can realize the movement of the movable door plate according to the predetermined track on the structure, realizes opening and closing, and mutual interference does not occur, can bear more, can realize 90 degrees full opening, and satisfies the needs of use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the three-dimensional schematic view of the closing state of the preferred embodiment of the utility model;

[0016] Figure 2 is the front view of the closing state of the preferred embodiment of the utility model;

[0017] Figure 3 is the three-dimensional schematic view of the opening state of the preferred embodiment of the utility model;

[0018] Figure 4 is the front view of the opening state of the preferred embodiment of the utility model.

[0019] EXPLANATION OF THE DRAWINGS:

[0020] 10, first fixed seat 11, first fixed hole

[0021] 20, second fixed seat 21, second fixed hole

[0022] 30, first load-bearing arm 40, second load-bearing arm

[0023] 50, first guide arm 60, second guide arm

[0024] 71, first pin shaft 72, second pin shaft

[0025] 73, third pin shaft 74, fourth pin shaft

[0026] 75, fifth pin shaft 76, sixth pin shaft

[0027] 77, seventh pin shaft DETAILED DESCRIPTION

[0028] Please refer to Figures 1 to 4 The utility model discloses a kind of first fixed seat, second fixed seat, first bearing arm, second bearing arm, first guide arm and second guide arm, as shown in the specific structure of preferred embodiment of the utility model, comprising a fixed frame fixed installation with cultural relic display cabinet first fixed seat 10, a movable door plate fixed installation with cultural relic display cabinet second fixed seat 20, first bearing arm 30, second bearing arm 40, first guide arm 50 and second guide arm 60.

[0029] A plurality of first fixed holes 11 for being fixedly installed with the fixed frame of cultural relic display cabinet are formed in the first fixed seat 10. A plurality of second fixed holes 21 for being fixedly installed with the movable door plate of cultural relic display cabinet are formed in the second fixed seat 20.

[0030] The rear end of the first bearing arm 30 is hinged to the first fixed seat 10. The second bearing arm 40 is located above the first bearing arm 30, the middle part of the second bearing arm 40 is hinged to the middle part of the first bearing arm 30, and the front end of the second bearing arm 40 is hinged to the second fixed seat 20. In the embodiment, the first bearing arm 30 and the second bearing arm 40 are both V-shaped, the rear end of the first bearing arm 30 is hinged to the first fixed seat 10 by the first pin shaft 71. The middle part of the second bearing arm 40 is hinged to the middle part of the first bearing arm 30 by the second pin shaft 72, and the front end of the second bearing arm 40 is hinged to the second fixed seat 10 by the third pin shaft 73. Moreover, the outer diameter of the third pin shaft 73 is the same as that of the first pin shaft 71, and the outer diameter of the second pin shaft 72 is greater than that of the first pin shaft 71.

[0031] The rear end of the first guide arm 50 is hinged to the first fixed seat 10, and the front end of the first guide arm 50 is hinged to the rear end of the second load-bearing arm 40; the rear end of the second guide arm 60 is hinged to the front end of the first load-bearing arm 30, and the front end of the second guide arm 60 is hinged to the second fixed seat 20. In this embodiment, the first guide arm 50 is located behind the first load-bearing arm 30, and the rear end of the first guide arm 50 is hinged to the first fixed seat 10 through the fourth pin shaft 74, and the front end of the first guide arm 50 is hinged to the rear end of the second load-bearing arm 40 through the fifth pin shaft 75, the first guide arm 50 is a straight bar, the outer diameters of the fourth pin shaft 74 and the fifth pin shaft 75 are the same, and also equal to the outer diameter of the first pin shaft 71. The second guide arm 60 is located above the first load-bearing arm 30, and the rear end of the second guide arm 60 is hinged to the front end of the first load-bearing arm 30 through the sixth pin shaft 76, and the front end of the second guide arm 60 is hinged to the second fixed seat 20 through the seventh pin shaft 77, the second guide arm 60 is V-shaped, the outer diameters of the sixth pin shaft 76 and the seventh pin shaft 77 are the same, and also equal to the outer diameter of the first pin shaft 71.

[0032] In addition, the first fixed seat 10, the second fixed seat 20, the first load-bearing arm 30, the second load-bearing arm 40, the first guide arm 50 and the second guide arm 60 are all designed by machining with 304 stainless steel, which has aesthetic appearance, minimizes the movement space of the hinge, and can meet the requirements of hidden installation and opening avoidance, and can be tightly closed without rebounding after closing.

[0033] The working principle of this embodiment is described as follows:

[0034] In use, the first fixed seat 10 and the second fixed seat 20 are respectively fixedly installed with the fixed frame and the movable door plate of the cultural relic display cabinet by screws, and then the movable door plate can be operated to open and close, in the closed state, as shown in Figure 1 and Figure 2 , the first load-bearing arm 30, the second load-bearing arm 40, the first guide arm 50 and the second guide arm 60 are folded together, and in the 90° open state of the movable door plate, as shown in Figure 3 and Figure 4 , the first load-bearing arm 30, the second load-bearing arm 40, the first guide arm 50 and the second guide arm 60 are unfolded. The product is used in pairs, and the upper and lower hinges can meet the requirement of 100kg load bearing.

[0035] The utility model discloses a design emphasis is: the product is by first fixed seat, second fixed seat, first bearing arm, second bearing arm, first guide arm and second guide arm is composed, through the hinge and the cooperation between each other constraint, this movement track is fixed, can realize the movable door plate according to predetermined track movement on the structure, realizes opening and closing, and will not happen mutual interference, it can bear bigger, and can realize 90 degrees full open, satisfy the need of use.

[0036] The technical principles of the utility model are described above in combination with specific embodiments. These descriptions are only for explaining the principles of the utility model and cannot be interpreted as limiting the protection scope of the utility model in any way. Based on the explanations here, other specific embodiments of the utility model can be conceived by those skilled in the art without creative labor, and these embodiments will all fall within the protection scope of the utility model.

Claims

1. An artifact display case seven-axis hinge, characterized by: The first fixed seat is fixedly installed with the fixed frame of the cultural relic display cabinet, the second fixed seat is fixedly installed with the movable door plate of the cultural relic display cabinet, the first bearing arm, the second bearing arm, the first guide arm and the second guide arm are arranged.

2. A seven-axis hinge for an exhibit case, as claimed in claim 1, characterized in that: The rear end of the first guide arm is hingedly connected with the first fixed seat, and the front end of the first guide arm is hingedly connected with the rear end of the second bearing arm.

3. A seven-axis hinge for an exhibit case as defined in claim 1, wherein: The rear end of the second guide arm is hingedly connected with the front end of the first bearing arm, and the front end of the second guide arm is hingedly connected with the second fixed seat.

4. A seven-axis hinge for an exhibit case as defined in claim 1, wherein: The rear end of the first guide arm is hingedly connected with the first fixed seat, and the front end of the first guide arm is hingedly connected with the rear end of the second bearing arm.

5. A seven-axis hinge for an exhibit case as defined in claim 1, wherein: The rear end of the second guide arm is hingedly connected with the front end of the first bearing arm, and the front end of the second guide arm is hingedly connected with the second fixed seat.

6. A seven-axis hinge for an exhibit case as defined in claim 1, wherein: The rear end of the first guide arm is hingedly connected with the first fixed seat, and the front end of the first guide arm is hingedly connected with the rear end of the second bearing arm.

7. A seven-axis hinge for an exhibit case as defined in claim 1, wherein: The rear end of the second guide arm is hingedly connected with the front end of the first bearing arm, and the front end of the second guide arm is hingedly connected with the second fixed seat.

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