CN201238429Y - Shell structure - Google Patents

Abstract

A shell structure is applied to an electronic device and comprises a base, an upper cover, a front cover, a positioning structure and at least one first clamping structure. The upper cover and the base are combined to form an accommodating space which can accommodate at least one circuit board. The front cover is combined with the base and the upper cover. Make through location structure and combine together with the tight fit mode between upper cover and base, and make the protecgulum and combine together with the card solid mode between upper cover, base through at least one first card solid structure to reach the effect that need not use tools to carry out the equipment, thereby improve the efficiency and the reduce cost of equipment.

Description

shell structure

technical field

The utility model relates to a shell structure, in particular to a shell structure capable of being assembled without fixing elements.

Background technique

Generally, when the casings of common electronic devices are assembled, screws or similar fixing elements are used to perform locking actions between the casing components. Taking an industrial server as an example, its main structural body is a base on which a circuit board can be placed. The base is often centered on an aluminum extruded mold to provide heat dissipation, and is then locked with sheet metal and the shell with screws to strengthen the server. The structural stability of the whole from part to part. Although screw locking is a commonly used method, no matter when assembling or disassembling the shell, repeated tightening or loosening of the screws will increase the assembly time, resulting in the failure to improve the assembly efficiency and increasing the production cost . And the screws are also easy to lose, which increases the difficulty of assembly. In addition, in order to provide screw holes or the like on the housing, it will more or less affect the overall structure or appearance design of the electronic device, which may damage the overall aesthetics of the product.

Therefore, in order to solve the above-mentioned conventional problems, the idea of the present utility model is produced.

Contents of the invention

The main purpose of the utility model is to provide a shell structure that can be assembled without additional fixing elements, so as to improve the assembly efficiency and reduce the cost.

To achieve the above object, the utility model provides a shell structure, which includes a base, an upper cover, a front cover, a positioning structure and at least one first fastening structure. The upper cover is combined with the base to form an accommodating space, and the accommodating space can accommodate at least one circuit board. The front cover is combined with the base and the upper cover. The positioning structure is used to combine the upper cover and the base in a tightly fitting manner, and the front cover is combined with the upper cover and the base in a clamping manner by using at least one first fastening structure. Through the corresponding structural design of the above-mentioned components, the shell structure of the present invention can maintain its stability after assembly.

The beneficial effects of the utility model are: through the special design of the base, the upper cover and the front cover on the structure, the application of tight fitting or clamping and other ways to combine with each other can solve the problem of using screws to lock the existing shell structure and achieve fast Assembly and cost-saving features.

Description of drawings

Fig. 1 is the exploded schematic view of the shell structure of the present utility model;

Fig. 2 is the schematic diagram after the housing structure of the present utility model is combined;

Fig. 3 is a schematic diagram of the upper cover of the housing structure of the present invention;

Fig. 4 is the schematic diagram of the base of the shell structure of the present utility model;

Fig. 5 is a schematic diagram of the front cover of the housing structure of the present invention;

Fig. 6 is a schematic front view during the combination process of the upper cover and the base of the housing structure of the present invention;

Fig. 7 is an enlarged schematic diagram of the rear side after the upper cover and the base of the shell structure of the present invention are combined;

Fig. 8 is the schematic diagram that Fig. 2 is carried out section along A-A ' section line;

Fig. 9 is the schematic diagram that Fig. 2 is carried out section along B-B ' section line;

Fig. 10 is a schematic diagram of Fig. 2 taken along the section line C-C'.

Wherein, the reference signs are explained as follows:

Shell structure 1 base 10

Recess 12 Resistor 14

Support 16 Structural reinforcement 16a

Upper cover 20 Heat dissipation holes 22

Card receiving part 24 Fastening part 24a

Front cover 30 Positioning structure 40

Rear cover 42 Base locator 44

Protrusion structure 44a Accommodating groove 46

The first fastening structure 50 buckle 52

Corresponding holes 54, 64 Second fastening structure 60

Buckle 62 Fixed structure 70

Groove 72 Convex pieces 74a, 74b

Reinforcing Rib 80 Accommodating Space 100

Circuit board 110 Opening hole 112

Detailed ways

In order to make the above and other purposes, features and advantages of the present invention more comprehensible, specific embodiments of the present invention are listed below, together with the accompanying drawings, for detailed description as follows.

Please refer to FIG. 1 and FIG. 2 together below. FIG. 1 is an exploded schematic diagram of a housing structure 1 of the present invention. Fig. 2 is a schematic diagram of the combined shell structure 1 of the present invention. The housing structure 1 of the present utility model is applied to an electronic device. In this embodiment, the electronic device is an industrial server, but it can also be applied to other electronic devices with similar structures, such as computers, modems, etc., instead of This example is limited. As shown in FIGS. 1 and 2 , the housing structure 1 of the present invention includes a base 10 , an upper cover 20 , a front cover 30 , a positioning structure 40 and at least one first fastening structure 50 . A plurality of cooling holes 22 are provided on opposite side walls and the top of the upper cover 20 to provide good ventilation and cooling effects for the electronic device. The positioning structure 40 is a corresponding structural member disposed on the base 10 and the upper cover 20 , and the upper cover 20 and the base 10 are combined in a tightly fitting manner by using the positioning structure 40 . At least one first clamping structure 50 is a corresponding structural member arranged on the front cover 30 and the upper cover 20. After the base 10 is combined with the upper cover 20, at least one first clamping structure 50 is used to make the front cover 30 and the upper cover 20. The bases 10 are combined in a clamping manner, so that the shell structure 1 of the present invention can be assembled without screw components.

Please refer to FIG. 1 and FIG. 3 together below. FIG. 3 is a schematic diagram of the upper cover 20 of the housing structure 1 of the present invention. As shown in FIG. 1 and FIG. 3 , in this embodiment, at least one corresponding hole 54 of the first fastening structure 50 is provided on the upper cover 20 , wherein the previously provided heat dissipation holes 22 can be used to cooperate with the buckle of the front cover. 52, so that the cooling hole 22 further has the function of the corresponding hole 54. The rear cover 42 of the positioning structure 40 is connected to the upper cover 20 (also can be integrally formed), and at least one accommodating groove 46 is provided between the rear cover 42 and the upper cover 20 . In this embodiment, two accommodating grooves 46 are respectively provided on two sides of the rear cover 42 . The upper cover 20 also includes at least one corresponding hole 64 for providing a fixing function between the base 10 and the upper cover 20 . In addition, the upper cover 20 of the housing structure 1 of the present invention also includes a protruding piece 74a, and the protruding piece 74a is arranged around the side of the upper cover 20 to be combined with the front cover 30 to provide a gap between the front cover 30 and the upper cover 20. The fixed effect. The upper cover 20 further includes a plurality of engaging parts 24 disposed on the inner side of the upper cover 20 to provide a locking function for at least one circuit board (not shown) of the electronic device.

Please refer to FIG. 1 and FIG. 4 together below. FIG. 4 is a schematic diagram of the base 10 of the shell structure 1 of the present invention. As shown in Figures 1 and 4, in this embodiment, the positioning structure 40 includes a base positioning member 44, which is connected to the base 10 and corresponds to the rear cover 42 of the positioning structure 40, the base positioning member 44 includes a bump structure 44a, and as shown in FIG. 3, the thickness of the bump structure 44a matches the space of the aforementioned accommodating groove 46, so that the rear cover 42 can be used when the base positioning member 44 is combined. Cooperate with the receiving groove 46 to provide tight fitting effect. The base 10 further includes at least one buckle 62 corresponding to at least one corresponding hole 64 of the upper cover 20 , and the two cooperate to produce a fixing effect between the base 10 and the upper cover 20 . The base 10 of the housing structure 1 of the present invention further includes a protruding piece 74b, which is arranged around the side of the base 10 to be combined with the front cover 30 to provide a fixing effect between the front cover 30 and the base 10 . The base 10 further includes at least one concave portion 12 , which can cooperate with the reinforcement rib 80 of the front cover 30 to provide an auxiliary fixing effect. The base 10 also includes at least one stopper 14, which is arranged on the side of the base 10, and can provide the effect of positioning the upper cover 20 when the upper cover 20 is combined with the base 10, so as to avoid excessive downward pressure of the upper cover 20 during the combination. structural damage.

Please refer to FIG. 1 and FIG. 5 together below. FIG. 5 is a schematic diagram of the front cover 30 of the housing structure 1 of the present invention. As shown in Figure 1 and Figure 5, in this embodiment, at least one buckle 52 of the first fastening structure 50 is arranged on the front cover 30 (it can also be integrally formed), which corresponds to the aforementioned at least one first buckle The corresponding holes 54 of the fixing structure 50 cooperate with each other to produce a fixing effect between the front cover 30 , the upper cover 20 and the base 10 . As shown in Figure 3 and Figure 4, the front cover 30 also includes a groove 72, the groove 72 is arranged on the inner side of the front cover 30, and the aforementioned protrusions 74a, 74b are used to fit into the groove 72 to achieve the auxiliary front cover. 30, the engagement effect between the upper cover 20 and the base 10. In addition, the front cover 30 further includes at least one reinforcing rib 80 corresponding to the concave portion 12 of the base 10 , and the cooperation between the two can strengthen the tight connection between the front cover 30 , the upper cover 20 and the base 10 .

Please refer to FIG. 6 , which is a schematic front view of the combination process of the upper cover 20 and the base 10 of the housing structure 1 of the present invention. As shown in FIG. 6 , an accommodating space 100 can be formed between the upper cover 20 and the base 10 of the housing structure 1 of the present invention, and at least one circuit board 110 can be accommodated in the accommodating space 100 . The base 10 further includes a plurality of support members 16 for supporting at least one circuit board 110 . One type of the supporting member 16 includes a fixing surface, and a fixing hole is provided on the fixing surface, and at least one circuit board 110 can be fixed and supported by screws. Another type of supporting member 16 has a fixing block on the upper edge, which can fix and support at least one circuit board 110 by clamping. Wherein each supporting member 16 can also comprise a structural reinforcing member 16a, because the supporting member 16 that is provided separately is easy to produce deformation due to long-term pressure or external force influence, therefore utilize structural reinforcing member 16a to assist in strengthening the structural strength of each supporting member 16, Ensure the good use condition of the shell structure 1 of the present invention.

Please refer to FIG. 7 , which is an enlarged schematic diagram of the rear side after the upper cover 20 of the housing structure 1 of the present invention is combined with the base 10 . As shown in FIG. 7 , the dotted line part is the upper cover 20 structure, and the solid line part is the base 10 structure. During the combination process of the upper cover 20 and the base 10 of the housing structure 1 of the present invention, the rear cover body 42 of the positioning structure 40 will slide into the corresponding structure of the base positioning member 44 due to the shape of a circular arc. The protrusion structure 44 a is also gradually snapped into the receiving groove 46 until it touches the top of the receiving groove 46 , so that it is completely in a tightly fitted state, so as to achieve a tight combination between the upper cover 20 and the base 10 . At this time, the second fastening structure 60 formed in the above-mentioned buckle 62 and the corresponding hole 64 is used, and at least one buckle 62 is used to buckle into at least one corresponding hole 64 to provide the upper cover 20 and the two sides of the base 10. The auxiliary snapping effect makes the two more tightly and firmly combined. It should be noted that the second fastening structure 60 can also set the buckle 62 and the corresponding hole 64 interchangeably, that is, the buckle 62 is set on the upper cover 20, and the corresponding hole 64 is set on the base. limit.

Please refer to FIG. 8 , which is a schematic diagram of a section of FIG. 2 along the section line A-A'. As shown in FIG. 8 , in the accommodating space 100, at least one circuit board 110 can be preset corresponding to the opening 112 of the support member 16, and the fixing block of the support member 16 is inserted into the opening 112 to fix and support at least one circuit board. 110. When the housing structure 1 of the present invention is combined with the base 10 and the upper cover 20, at least one circuit board 110 can be pressed against at least one circuit board 110 by using a plurality of locking members 24 inside the upper cover 20 to reduce the risk of shaking of the circuit board 110. opportunity and enhance its stabilizing effect. Wherein the locking part 24 can include a fastening part 24a, and the fastening part 24a can be buckled against the base 10 and cooperate with the rear cover 42 against the protrusion structure 44a, so as to reduce the possible lateral movement between the upper cover 20 and the base 10 Shake to strengthen the stability of each other.

Please refer to FIG. 9 , which is a schematic diagram of FIG. 2 taken along the section line B-B'. As shown in Figure 9, when the housing structure 1 of the present invention is combined with the base 10 and the upper cover 20, then the front cover 30 is combined with the base 10 and the upper cover 20. At least one first fastening structure 50 formed by the buckle 52 and the corresponding hole 54 arranged on the upper cover 20 is used to fasten the corresponding hole 54 by the buckle 52 so that a gap between the front cover 30 and the upper cover 20 and the base 10 is formed. Fixing effect; at the same time, because the front cover 30 is made of plastic material and slightly elastic, and the buckle 52 is designed to slightly bend the outside of the front cover 30, so that the buckle 52 will be subjected to inward force during the combination process of the front cover 30 Therefore, when the buckle is completed, the buckle 52 will provide an elastic restoring force to the outside, which can keep the front cover 30 tightly engaged with the upper cover 20 and the base 10 . It should be noted that at least one first fastening structure 50 can also be provided with the buckle 52 and the corresponding hole 54 interchangeably. This example is limited. At the same time, through the fixing structure 70 formed by the protrusion 74b disposed on the base 10 and the groove 72 disposed on the front cover 30 , the protrusion 74b can be snapped into the groove 72 to achieve an auxiliary engaging effect.

Please refer to FIG. 10 , which is a schematic diagram of a section of FIG. 2 along the line C-C'. As shown in Figure 10, when the front cover 30 of the housing structure 1 of the present invention is combined with the base 10 and the upper cover 20, the protrusion 74b of the base 10, the protrusion 74a of the upper cover 20 and the front cover 30 The groove 72 constitutes the fixing structure 70, and the protruding parts 74a, 74b are snapped into the groove 72 to achieve the effect of auxiliary engagement, so that the combination between the front cover 30, the upper cover 20 and the base 10 is more stable. In addition, at least one reinforcing rib 80 provided on the front cover 30 cooperates with the corresponding recessed portion 12 provided on the base 10 to generate a locking effect to restrain the front cover 30 so that the front cover 30 is less likely to shake. The close connection between the front cover 30 and the upper cover 20 and the base 10 can be further strengthened.

The housing structure 1 of the present utility model can be assembled with respect to the base 10, the upper cover 20 and the front cover 30 by means of tight fitting and snap-fitting through the aforementioned structural design, without using screws or similar fasteners to achieve structural stability The effect is to effectively reduce the assembly time to improve the assembly efficiency, save the cost, and conform to the environmental protection concept advocated in recent years. It should be noted that, although the housing structure 1 of this embodiment adopts the design of assembly without screws, it does not rule out the use of screw locking to assist in the assembly of various components.

The above-mentioned embodiments are only illustrative to illustrate the principles and effects of the present utility model, and are not intended to limit the scope of the present utility model. Any person skilled in the art can make modifications and changes to the embodiments without violating the technical principle and spirit of the present utility model. The protection scope of the present utility model should be the scope described in the appended claims.

Claims (10)

1. A housing structure applied to an electronic device, characterized in that the housing structure comprises: a base; an upper cover, combined with the base to form an accommodating space, the accommodating space can accommodate at least one circuit board; and a front cover combined with the base and the upper cover; a positioning structure, through which the upper cover and the base are combined in a tightly fitting manner; and At least one first fastening structure, through the at least one first fastening structure, the front cover, the upper cover, and the base are combined in a fastening manner. 2. The casing structure according to claim 1, wherein the positioning structure comprises a rear cover and a base positioning member, one side of the rear cover is connected to the upper cover, and the rear cover and At least one accommodating groove is provided between the upper cover; the base positioning member is connected to the base, and the base positioning member includes a protrusion structure, and the protrusion structure can cooperate with the accommodating groove, so that the rear cover body and The base locators are combined. 3. The casing structure according to claim 1, characterized in that, the casing structure further comprises at least one second fastening structure, through which the at least one second fastening structure makes the gap between the upper cover and the base Combined by card fixing. 4. The casing structure according to claim 1, characterized in that, the casing structure further comprises a fixing structure, the fixing structure includes a groove and a protrusion, the groove ring is arranged on the inner side of the front cover, The protrusion ring is arranged on the side where the upper cover and the base are to be combined with the front cover, and the protrusion can fit into the groove to assist the combination between the front cover, the upper cover and the base. 5. The casing structure according to claim 1, further comprising at least one reinforcing rib for strengthening the tight connection between the front cover, the upper cover, and the base. 6 . The housing structure according to claim 1 , wherein the inner side of the upper cover further comprises a plurality of engaging parts pressing against the at least one circuit board when the upper cover is combined with the base. 7 . The housing structure according to claim 6 , wherein each of the plurality of locking members includes a fastening portion, and the fastening portion buckles against the base. 8. The casing structure according to claim 1, wherein the base further comprises a plurality of support members, and the plurality of support members support or fix the at least one circuit board. 9. The casing structure according to claim 8, wherein each of the plurality of support members includes a structural reinforcement member for strengthening the strength of the plurality of support members. 10. The casing structure according to claim 1, wherein the base further comprises at least one stopper for positioning the upper cover when the upper cover is combined with the base.

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