TWM564888U - Waterproof fastening structure using in housing and doorbell using the same - Google Patents

Abstract

A waterproof fastening structure applied in a housing includes a base plate, an upper cover, and a fastening mechanism. The upper cover is disposed on the base plate and constitutes a containing room in cooperating with the base plate. The fastening mechanism is set in the upper cover. The fastening mechanism is used for fastening a shell which is configured for capping the containing room. The fastening mechanism includes a flexible latch, a limited slider, and a fixed seat. The flexible latch is set on the fixed seat, the limited slider is set on the flexible latch, the flexible latch locks the shell, and the limited slider slides to unlock the latch of the flexible latch to the shell.

Description

Waterproof fastening structure of housing and doorbell device with waterproof sealing structure of housing

The invention relates to a waterproof fastening structure, in particular to a waterproof sealing structure of a housing for accommodating and opening and closing.

The design of the housing accommodation space includes waterproof and dustproof airtightness and open and closed operation. At present, the airtightness of the accommodating space mainly depends on the waterproof sealing glue disposed around the accommodating space, and in order to maintain good airtightness, the waterproof sealing glue is usually locked or fixed by the mutually abutting shells. However, the waterproof sealant is set by a fixing structure such as a lock type or a snap-fit method, and although the good airtightness can be maintained, the opening operation becomes difficult and time consuming, and in a product that needs to be opened and closed, Generally, the fixed waterproof structure is not suitable for use. For example, in a product such as a smart doorbell, when the battery is replaced, the housing needs to be opened first, and the generally fixed waterproof structure is difficult to disassemble, making it difficult to replace the battery. However, in terms of the use of the portable product, the airtightness and the ease of opening and closing are simultaneous and necessary performances, and the existing housing accommodation space design is difficult to effectively at the same time. Therefore, it is necessary to study and improve the airtightness of the housing accommodation space and the easy-to-operate structure for opening and closing.

In view of the above, it is necessary to provide a housing waterproof fastening structure that can facilitate sealing and opening and closing, and a doorbell device having the waterproof fastening structure.

The present invention provides a housing waterproof fastening structure, comprising: a bottom plate, an upper cover and a fastening mechanism, the upper cover is disposed on the bottom plate and defines an accommodation room, and the upper cover is provided with the fastening mechanism, the fastening The device is configured to fasten a casing, and the casing covers the accommodating chamber. The fastening mechanism has a resilient latch, a limiting slider and a fixing seat. The elastic locking latch is disposed on the fixing seat. The limiting slider is disposed on the latch, the elastic latch latches the outer casing, the limiting slider slides to unlock the elastic latch to the outer casing, and the outer casing and the upper cover have a first waterproof soft rubber. A second waterproof soft rubber is disposed between the upper cover and the bottom plate, and the first waterproof soft rubber and the second waterproof soft rubber form a closed space of the accommodating chamber.

The present invention also provides a doorbell device comprising the above-described housing waterproof fastening structure.

Compared with the prior art, the waterproof fastening structure of the present invention and the doorbell device having the waterproof fastening structure of the housing control the opening of the housing by the elastic latch and the limiting slider. It is closed to facilitate the opening and closing operation of the accommodating chamber, and has good practical effects of simplifying the structure and improving the use efficiency.

The creation will be specifically described below with reference to the accompanying drawings.

Please refer to FIG. 1 , which is a perspective view of a specific embodiment of the waterproof fastening structure of the present invention. The housing waterproof fastening structure 100 includes a bottom plate 10, an upper cover 20 and a fastening mechanism 30. The upper cover 20 is disposed on the bottom plate 10, and the fastening device 30 is used to fasten a casing 50. Please refer to FIG. 2 again, which is a perspective view of the housing waterproof fastening structure applied to the doorbell battery case. The housing waterproof fastening structure 100 is applied to the smart doorbell, and an accommodation chamber 40 is formed between the upper cover 20 and the bottom plate 10. The upper cover 20 is provided with the fastening mechanism 30, and is fastened by the fastening device 30. The outer casing 50 is such that the outer casing 50 covers the receiving chamber 40 at the upper cover 20. In this embodiment, the accommodating chamber 40 formed between the upper cover 20 and the bottom plate 10 is used for accommodating a battery 60. After the battery 60 is placed in the accommodating chamber 40, the outer casing 50 is covered by the outer casing 50. The accommodation chamber 40. In other embodiments of the present invention, the housing waterproof fastening structure 100 can also be applied to any other device that needs to be sealed and waterproofed and needs to be easily opened and closed.

Please refer to FIG. 3 again, which is an exploded perspective view of the embodiment of the doorbell battery case of the housing waterproof fastening structure. The housing waterproof fastening structure 100 is used to keep the accommodating chamber 40 sealed after the outer casing 50 is closed, and the opening and closing operation of the outer casing 50 is convenient. First, the opening and closing operation of the outer casing 50 is performed by the fastening mechanism 30. The fastening mechanism 30 has a resilient latch 32, a limiting slider 34 and a fixing seat 36. The elastic latch 32 is disposed on the elastic latch 32. The elastic latch 32 locks the outer casing 50, and the elastic latch 32 is slid by the restricting slider 34 to unlock the elastic latch 32. 50 locks. Then, the accommodating chamber 40 is provided with a first waterproof soft rubber 201, and a second waterproof soft rubber 203 is disposed between the upper cover 20 and the bottom plate 10, The accommodating chamber 40 can be formed into a sealed space by the first waterproof soft rubber 201 and the second waterproof rubber 203.

Please refer to FIG. 4 again, which is a cross-sectional view showing the buckle mechanism state IV-IV of the fastening mechanism of the housing waterproof fastening structure of FIG. The upper cover 20 has a slot 22 in which the resilient latch 32 of the fastening mechanism 30 and the limiting slider 34 are disposed. Specifically, the slot 22 is located on the opposite side of the upper cover 20 and the outer casing 50. The slot 22 includes a first opening 221 and a second opening 222. The first opening 221 is located on the outer surface of the upper cover 20. The outer casing 50 is located on the inner surface of the upper cover 20 toward the bottom plate 10 (not shown). In this embodiment, the housing 50 has a fastening hole 52, and the fastening hole 52 is located at a position opposite to the slot 22. Therefore, when the outer casing 50 is engaged with the upper cover 20, the fastening hole 52 is located at an opposite position to the first opening 221 of the slot 22. Furthermore, the fixing seat 36 of the fastening mechanism 30 is disposed at the second opening 222 of the slot 22 . The elastic latch 32 on the fixing base 36 and the limiting slider 34 on the elastic latch 32 are located at the first opening 221 of the slot 22. In addition, the fixing base 36 includes at least one guiding rod 361 disposed on the fixing base 36 and facing the slot 22 . The guiding rod 361 is configured to connect the elastic latch 32. Between the elastic latch 32 and the fixing base 36, an elastic member 38 is disposed by the guiding rod 361, and the elastic member 38 makes the elastic lock The latch 32 is elastically disposed on the fixing seat 36. In this embodiment, the guiding rod 361 includes a first guiding rod 3611 and a second guiding rod 3613. The first guiding rod 3611 is inserted into a hole 321 of the elastic latch 32 for guiding. The elastic displacement of the elastic latch 32 on the fixing seat 36 is introduced. The second guiding rod 3613 is provided with the elastic member 38, so that the elastic force of the elastic member 38 continues to act on the elastic latch 32. The elastic latch 32 is biased by the elastic force of the elastic member 38, so that the elastic latch 32 abuts against the limiting slider 34 disposed above, and the limiting slider 34 is held at the first of the slot 22 Opening 221 .

The latching device 33 further includes a latching device 33, and the latching device 33 includes at least one protrusion 331 and at least a recess 333. The protrusion 331 is formed on the opposite surface between the elastic latch 32 and the limiting slider 34. And the groove 333 is respectively disposed on the surface of the elastic latch 32 and the limiting slider 34 (the protruding body 331 is disposed on the surface of the elastic latch 32, the groove 333 is disposed on the surface of the elastic latch 32 This limits the surface of the slider 34). Therefore, when the elastic latch 32 abuts against the limiting slider 34 to engage the convex body 331 and the recess 333 (as shown in FIG. 4), the elastic latch 32 protrudes from the first The opening 221, when the elastic latch 32 is compressed back to the first opening 221, the convex body 331 and the recess 333 are separated from each other (as shown in FIG. 5). In this embodiment, the limiting slider 34 has a guiding hole 341, and the guiding hole 341 is connected to the elastic latch 32 to protrude from the first opening 221, and the inner edge surface of the guiding hole 341 is on one side. There is a pushing block 343 which is driven by the side sliding of the limiting slider 34, so that the pushing block 343 pushes the elastic latch 32 to retract into the slot 22 (as shown in FIG. 5). In other words, the elastic latch 32 shown in FIG. 3 is abutted against the restricting slider 34 by the elastic force of the elastic member 38, so that the convex body 331 and the recess 333 of the latching device 33 are mutually Engagement limits the relative movement between the resilient latch 32 and the limit slider 34. Therefore, when the elastic latch 32 protrudes from the first opening 221, the locking device 33 has a positioning function for the position of the elastic latch 32 and the limiting slider 34 at the first opening 221, and the fixing device can fix the position The position of the elastic latch 32 and the restricting slider 34 at the first opening 221. When the outer casing 50 is engaged with the upper cover 20, the fastening hole 52 is in an opposite position with the first opening 221, and the elastic latch 32 protrudes from the first opening 221, so that the outer casing 50 can be The engagement of the upper cover 20 remains fixed.

Please refer to FIG. 5 again, which is a cross-sectional view showing the unlocking state of the fastening mechanism of the housing waterproof fastening structure of FIG. 4 . When the outer casing 50 and the upper cover 20 are to be disassembled, the positioning function of the locking device 33 needs to be released first, that is, the convex body 331 and the concave groove 333 are separated first. First, the elastic latch 32 is pressed at the first opening 221 to retract the elastic latch 32 from the guiding hole 341 into the slot 22, and the elastic member 38 is compressed to have a resilient force. Then, the latching device 33 between the elastic latch 32 and the restricting slider 34 is positioned to be released by the elastic latch 32 away from the limiting slider 34. Further, the resilient latch 32 is compressed back into the slot 22 to cause the resilient latch 32 to oppose the push block 343. At the same time, the elastic latch 32 has a slope 323 which is located on one side of the elastic latch 32 and opposite to the push block 343. The inclined surface 323 allows the push block 343 to gently push the push block 343. Elastic latch 32 (shown in Figure 5). Moreover, when the elastic latch 32 is compressed back to the slot 22, the limiting slider 34 is located at the first opening 221, and can be topped by the first guiding rod 3611. Keep it in a stable position.

Please refer to FIG. 6 again, which is a cross-sectional view showing the unlocked state of the fastening mechanism of the housing waterproof fastening structure of FIG. 4 . The outer casing 50 and the upper cover 20 are detached. First, after the elastic latch 32 is pressed to release the positioning function of the locking device 33, the restricting slider 34 is slidably formed. Therefore, the restriction slider 34 is then driven to slide to move the push block 343 relative to the elastic latch 32, so that the push block 343 pushes the elastic latch 32 to retract into the slot 22, and The push block 343 abuts the resilient latch 32 to maintain the resilient latch 32 in a position within the slot 22. After the elastic latch 32 is located in the slot 22, the outer casing 50 is no longer locked by the elastic latch 32 of the fastening mechanism 30, and the outer casing 50 can be easily detached from the upper cover 20. Specifically, in the disassembling operation of the outer casing 50, the elastic latch 32 is first pressed to release the positioning of the locking device 33, so that the restricting slider 34 is in a slidable state. Then, the limiting slider 34 is driven to slide sideways, so that the pushing block 343 pushes the elastic latch 32 to retract into the slot 22, and the locking of the elastic latch 32 to the outer casing 50 is released, and the structure is simplified. Stable and easy to operate. On the contrary, the fastening of the outer casing 50 to the upper cover 20 firstly engages the outer casing 50 at the joint with the upper cover 20 such that the fastening hole 52 is located opposite to the first opening 221. Then, the limiting slider 34 is driven to slide sideways, so that the guiding hole 341 of the limiting slider 34 is opposite to the elastic latch 32. The elastic latch 32 is automatically restored by the elastic force of the elastic member 38. The first opening 221 is protruded from the guiding hole 341, and the outer casing 50 is locked at the joint of the upper cover 20. In addition, the joint of the upper cover 20 and the outer casing 50 is on the periphery of the outer surface of the upper cover 20, the first waterproof soft rubber 201 is disposed on the periphery of the outer surface of the upper cover 20, and the first waterproof soft rubber 201 Opposite the periphery of the joint end of the outer casing 50. Next, the second waterproof soft rubber 203 is disposed on the periphery of the accommodating chamber 40 between the bottom plate 10 and the upper cover 20 (as shown in FIG. 1). Therefore, the second waterproof soft rubber 203 is disposed at the periphery of the accommodating chamber 40, and the first waterproof soft rubber 201 is disposed at the joint end of the outer casing 50 covered by the accommodating chamber 40, so that the accommodating chamber 40 is completely formed. Confined space.

The water-resisting fastening structure 100 of the present invention controls the opening and closing of the accommodating chamber 40 by the elastic latch 32 and the restraining slider 34 to facilitate opening and closing of the accommodating chamber 40. Operation, with a good practical effect of simplifying the structure and improving the performance.

It should be noted that the above-described embodiments are merely preferred embodiments of the present invention, and those skilled in the art may make other changes within the spirit of the present invention. These changes, based on the spirit of this creation, should be included within the scope of this creation.

100‧‧‧shell waterproof fastening structure
10‧‧‧floor
20‧‧‧Upper cover
201‧‧‧First waterproof soft rubber
203‧‧‧Second waterproof soft rubber
22‧‧‧Slots
221‧‧‧ first opening
222‧‧‧ second opening
30‧‧‧Snap mechanism
32‧‧‧Flexible latch
321‧‧‧ hole
323‧‧‧Bevel
33‧‧‧Snap device
331‧‧ ‧ convex
333‧‧‧ Groove
34‧‧‧Limit slider
341‧‧‧ lead hole
343‧‧‧ push block
36‧‧‧ Fixed seat
361‧‧‧ Guide rod
3611‧‧‧First guide rod
3613‧‧‧Second guiding rod
38‧‧‧Flexible parts
40‧‧‧ housing room
50‧‧‧ Shell
52‧‧‧Snap holes
60‧‧‧Battery

FIG. 1 is a perspective view of a specific embodiment of a waterproof fastening structure of the present invention.

2 is a perspective view of the housing waterproof binding structure of FIG. 1 applied to the doorbell battery case.

3 is an exploded perspective view of the embodiment of the doorbell battery case of the housing waterproof fastening structure of FIG. 2.

4 is a cross-sectional view showing the buckle mechanism state IV-IV of the fastening mechanism of the housing waterproof fastening structure of FIG. 1.

FIG. 5 is a cross-sectional view showing the unlocking state of the fastening mechanism of the housing waterproof fastening structure of FIG. 4. FIG.

6 is a cross-sectional view showing the unlocked state of the fastening mechanism of the housing waterproof fastening structure of FIG. 4.

Claims (10)

A housing waterproof fastening structure includes a bottom plate, an upper cover and a fastening mechanism. The upper cover is disposed on the bottom plate and defines an accommodation room, and the upper cover is provided with the fastening mechanism, and the fastening device is used for fastening Connecting the housing to cover the accommodating chamber, the fastening mechanism has a resilient latch, a limiting slider and a fixing seat, the elastic latch is disposed on the fixing seat, and the elastic latch is disposed on the elastic latch Limiting the slider, the elastic latch latches the outer casing, and the restricting slider slides to unlock the elastic latch to the outer casing. The housing waterproof fastening structure according to the first aspect of the invention, wherein the upper cover has a slot, the fastening mechanism is disposed in the slot, the slot is located on the opposite side of the upper cover and the outer casing, The slot includes a first opening on an outer surface of the upper cover facing the outer casing, and a second opening on an inner surface of the upper cover facing the bottom plate, the elastic latch of the fastening mechanism The limiting slider is located at the first opening of the slot, and the fixing seat is disposed at the second opening of the slot. The housing waterproof fastening structure according to claim 2, wherein the outer casing has a fastening hole, the fastening hole is located at a position opposite to the slot, and the outer casing is engaged with the upper cover The aperture is in an opposite position to the first opening of the slot. The housing waterproof fastening structure according to claim 2, wherein the fixing base comprises at least one guiding rod, the guiding rod is disposed on the fixing seat and facing the slot, the guiding rod The elastic latch is disposed between the elastic latch and the fixing base by the guiding rod, and the elastic member elastically disposes the elastic latch on the fixing seat. The housing waterproof fastening structure according to claim 4, wherein the guiding rod comprises a first guiding rod and a second guiding rod, the first guiding rod and the elastic locking rod A hole is inserted for guiding the elastic displacement of the elastic latch on the fixing seat, and the second guiding rod is provided with the elastic member. The housing waterproof fastening structure according to the second aspect of the invention, wherein the restriction slider has a guiding hole, the guiding hole guiding the elastic latch protruding from the first opening, the guiding The inner edge of one side of the hole has a push block, and the push block is driven by the side slip of the restricting slider, so that the push block pushes the elastic latch to retract into the slot. The housing waterproof fastening structure according to claim 6, wherein the elastic latch has a sloped surface on a side of the elastic latch and opposite to the push block, by the inclined surface The push block pushes the elastic latch. The housing waterproof fastening structure of claim 2, wherein the opposite surface between the elastic latch and the limiting slider has a latching device, the latching device comprising at least one protrusion and At least a groove, the protrusion and the groove are respectively disposed on the surface of the elastic latch and the limiting slider, and the protrusion and the groove are engaged with each other, so that the elastic latch protrudes from the first An opening, and the elastic body is separated from the groove when the elastic latch is compressed back to the first opening. The housing waterproof fastening structure according to claim 1, wherein the outer cover and the upper cover have a first waterproof soft rubber, and the upper cover and the bottom plate have a second waterproof soft rubber. The first waterproof soft rubber is disposed on the periphery of the outer surface of the upper cover, and the first waterproof soft rubber is opposite to the periphery of the joint end of the outer casing, and the second waterproof soft rubber is disposed between the bottom plate and the upper cover. On the periphery, the first waterproof soft rubber and the second waterproof soft rubber form a closed space of the accommodating chamber. A doorbell device has a housing waterproof fastening structure, the housing waterproof fastening structure includes a bottom plate, an upper cover and a fastening mechanism, the upper cover is disposed on the bottom plate and constitutes an accommodation room, and the upper cover is disposed The fastening mechanism is configured to fasten a casing to cover the accommodating chamber, the fastening mechanism has a resilient latch, a limiting slider and a fixing seat, and the fixing seat is arranged The elastic latch is provided with the limiting slider, the elastic latch latches the outer casing, and the limiting slider slides to unlock the elastic latch to the outer casing.