CN219068660U - Portrait attendance equipment - Google Patents
Portrait attendance equipment Download PDFInfo
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- CN219068660U CN219068660U CN202223104081.9U CN202223104081U CN219068660U CN 219068660 U CN219068660 U CN 219068660U CN 202223104081 U CN202223104081 U CN 202223104081U CN 219068660 U CN219068660 U CN 219068660U
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Abstract
The utility model relates to the technical field of anti-disassembly keys, in particular to portrait attendance equipment, which comprises a rear shell, a front shell, a PCB (printed circuit board), a silica gel ring-imitating contour, a waterproof silica gel piece and a perforation, wherein the waterproof silica gel piece is arranged on the rear shell; the perforation is positioned at the middle position of the top end of the rear shell; the contour of the imitation silica gel ring is positioned at one side of the rear shell close to the front shell; the shape of the waterproof silica gel piece is matched with the shape of the imitation silica gel ring outline, the size of the imitation silica gel ring outline is smaller than the size of the pressing part, the waterproof silica gel piece is plugged into the imitation silica gel ring outline on the rear shell by utilizing the compressible characteristic of the waterproof silica gel piece, and the waterproof silica gel piece cannot fall off from the inside of the imitation silica gel ring outline, so that the waterproof silica gel piece is fixed, the waterproof effect can be realized, and compared with the structural waterproof design of the anti-dismantling keys of the portrait attendance equipment in the prior art, the waterproof structure has the advantages that one plastic piece and two first screws for fixing the plastic piece are removed, the structural installation is simple, and the cost is saved.
Description
Technical Field
The utility model relates to the technical field of anti-dismantling keys, in particular to portrait attendance equipment.
Background
The portrait attendance equipment is equipment for recording the working conditions of staff in various enterprises and institutions in society, and mainly comprises a shell, a face recognition mechanism and keys, wherein the waterproof effect of the keys directly influences the normal use of the portrait attendance equipment aiming at outdoor use scenes and the like.
The structural waterproof design of the existing anti-dismantling key of the portrait attendance equipment is shown in fig. 11, a plastic piece 16 is adopted and two first screws 17 are added to press the waterproof silica gel piece 14 as the waterproof design, the plastic piece 16 is fixed on the rear shell 11 by utilizing the two groups of first screws 17, meanwhile, the plastic piece 16 is utilized to press and fix the waterproof silica gel piece 14, and the structural waterproof design of the anti-dismantling key of the portrait attendance equipment is realized.
The structural waterproof design of the anti-dismantling key of the portrait attendance equipment is provided with the plastic part 16 and the first screw 17, so that the waterproof structural parts are more, the structural installation is more complicated, the cost is higher, and the structural waterproof design of the anti-dismantling key of the portrait attendance equipment with simple structural installation and cost saving is provided.
Disclosure of Invention
The utility model aims to provide portrait attendance equipment so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a portrait attendance equipment comprises a rear shell, a front shell, a PCB board, a imitation silica gel ring outline, a waterproof silica gel piece and a perforation;
the perforation is positioned at the middle position of the top end of the rear shell and penetrates through the rear shell;
the silica gel imitation outline is positioned on one side of the rear shell, which is close to the front shell, the perforation is positioned in the middle of the silica gel imitation outline, and the bottom end of the perforation penetrates through the silica gel imitation outline;
the waterproof silica gel piece set up in imitative silica gel circle profile's middle part, waterproof silica gel piece the shape with imitative silica gel circle profile's shape assorted, just imitative silica gel circle profile's size is less than the size of pressing part, imitative silica gel circle profile's top passes the perforation setting.
As a further scheme of the utility model: the waterproof silica gel piece comprises a pressing part, a connecting part and a waterproof part;
the pressing part is positioned in the perforation, the upper end and the lower end of the pressing part are arranged through the perforation, and the outer diameter of the pressing part is matched with the inner diameter of the perforation;
the waterproof part is sleeved on the outer side of the pressing part, the connecting part is positioned at the middle position of the pressing part and the waterproof part, and the inner side and the outer side of the connecting part are fixedly connected with the pressing part and the waterproof part respectively.
As a further scheme of the utility model: the silica gel ring imitation outline comprises a fixed ring and a positioning ring groove;
the fixing ring is fixed on one side of the rear shell, which is close to the front shell, and the fixing ring is arranged on the outer side of the perforation in a surrounding manner;
the inner side of the fixed ring is provided with a positioning ring groove matched with the top end of the waterproof part on the surface of the rear shell.
As a further scheme of the utility model: the ring width of the waterproof part is larger than that of the positioning ring groove by mm, and the distance between the inner wall of the positioning ring groove and the inner wall of the perforation is matched with the ring width of the connecting part.
As a further scheme of the utility model: a notch is formed in one side of the bottom end of the waterproof part.
As a further scheme of the utility model: the middle part of the top end surface of the PCB is provided with a button, and the button is positioned right below the waterproof silica gel piece.
As a further scheme of the utility model: the PCB is located inside the front shell, and is detachably connected with the front shell through the fixing piece.
As a further scheme of the utility model: the fixing piece comprises a mounting seat, a thread groove and a second screw;
the PCB is characterized in that the mounting seats are provided with a plurality of groups, the plurality of groups of mounting seats are uniformly fixed at the bottom of the inner cavity of the front shell, the thread grooves are formed in the middle of the top end of the mounting seats, a plurality of groups of mounting holes are formed in the PCB, the positions of the mounting holes are matched with the positions of the thread grooves, and the second screws penetrate through the mounting holes and are in threaded connection with the thread grooves.
As a further scheme of the utility model: a sealing element for increasing the sealing effect is arranged between the rear shell and the front shell;
the sealing piece comprises a front shell waterproof ring and a rear shell waterproof ring and a mounting groove;
the installation groove is equipped with two sets of, two sets of the installation groove is seted up respectively and is located the backshell and the mutual one side that is close to of preceding shell, and the installation cavity that is used for installing the waterproof circle of backshell is formed to the installation groove that two sets of relative settings, the waterproof circle of preceding backshell is located the inside of installation cavity, just the waterproof circle of preceding backshell's size and the size assorted in installation cavity.
As a further scheme of the utility model: the outer sides of the rear shell and the front shell are provided with a plurality of groups of mounting pieces for assembling the rear shell and the front shell;
the mounting piece comprises a mounting plate and a fastening piece;
the mounting plate is provided with two groups, the two groups of mounting plates are respectively fixed on the end surfaces of the rear shell and the front shell, and the two groups of mounting plates are provided with fasteners for mounting the mounting plates.
Compared with the prior art, the utility model has the beneficial effects that:
according to the portrait attendance equipment, the size of the imitation silica gel ring outline smaller than that of the waterproof silica gel piece is set, the waterproof silica gel piece can be plugged into the imitation silica gel ring outline on the rear shell by utilizing the compressible characteristic of the waterproof silica gel piece, and the waterproof silica gel piece cannot fall off from the interior of the imitation silica gel ring outline, so that the waterproof silica gel piece is fixed, the waterproof effect can be achieved, and compared with the structural waterproof design of the anti-dismantling key of the portrait attendance equipment in the prior art, the portrait attendance equipment has the advantages that one plastic piece and two first screws for fixing the plastic piece are removed, so that the structural installation is simple, and the cost is saved.
According to the portrait attendance equipment, the notch is formed in the waterproof silica gel piece, so that the air pressure balance of the inner side and the outer side of the waterproof silica gel piece can be ensured, the situation that the waterproof silica gel piece does not rebound after being pressed down due to vacuum is prevented, and the normal use of the anti-dismantling key of the portrait attendance equipment is not affected.
According to the portrait attendance equipment, the sealing effect between the rear shell and the front shell can be improved by arranging the sealing piece, the waterproof effect of the anti-dismantling key of the portrait attendance equipment is improved, meanwhile, the path of water flowing into the rear shell and the front shell from outside through the gap between the rear shell and the front shell can be prolonged by arranging the mounting groove, and the waterproof effect can be further improved compared with the case of directly mounting the front and rear shell waterproof ring.
According to the portrait attendance equipment, the fixing piece is arranged, so that the PCB can be quickly fixed in the front shell, the quick installation of the PCB is completed, the rear shell and the front shell can be quickly connected and fixed through the installation piece, and the quick assembly of the anti-disassembly key of the portrait attendance equipment is realized.
Additional optional features and technical effects of embodiments of the utility model are described in part below and in part will be apparent from reading the disclosure herein.
Drawings
Embodiments of the present utility model will hereinafter be described in conjunction with the appended drawings, wherein like or similar reference numerals denote like or similar elements, and wherein:
fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of a split structure of the present utility model.
Fig. 3 is a schematic view of the internal structures of the rear case and the front case in the present utility model.
Fig. 4 is a schematic view of an internal split structure of the rear case and the front case in the present utility model.
Fig. 5 is a schematic cross-sectional structure of the rear case and the front case in the present utility model.
Fig. 6 is an enlarged schematic view of the portion B of fig. 4 according to the present utility model.
Fig. 7 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.
Fig. 8 is a schematic structural diagram of a clamping structure in the present utility model.
Fig. 9 is a schematic cross-sectional structure of the clamping structure in the present utility model.
Fig. 10 is an enlarged schematic view of the portion C of fig. 9 according to the present utility model.
Fig. 11 is a structural schematic diagram of a waterproof design of an anti-dismantling button of a conventional portrait attendance equipment.
Wherein: 11. a rear case; 12. a front shell; 13. a PCB board; 14. waterproof silica gel piece; 15. perforating; 16. a plastic part; 17. a first screw; 18. front and rear shell waterproof rings; 19. a mounting groove; 20. a mounting base; 21. a second screw; 22. a mounting hole; 23. imitating the contour of a silica gel ring; 24. a pressing part; 25. a connection part; 26. a waterproof part; 27. a fixing ring; 28. a positioning ring groove; 29. an opening; 30. a thread groove; a plate 31, a mounting plate; 32. a fastener; 33. a rear shell connecting plate; 34. a front shell connecting plate; 35. a positioning groove; 36. a positioning rod; 37. a relief groove; 38. a moving plate; 39. a hollow groove; 40. a spring; 41. a through hole; 42. and (5) a notch.
Detailed Description
The present utility model will be described in further detail with reference to the following detailed description and the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. The exemplary embodiments of the present utility model and the descriptions thereof are used herein to explain the present utility model, but are not intended to limit the utility model.
The term "comprising" and variations thereof as used herein means open ended, i.e., "including but not limited to. The term "or" means "and/or" unless specifically stated otherwise. The term "based on" means "based at least in part on". The terms "one example embodiment" and "one embodiment" mean "at least one example embodiment. The term "another embodiment" means "at least one additional embodiment". The terms "first," "second," and the like, may refer to different or the same object. Other explicit and implicit definitions are also possible below.
Example 1:
referring to fig. 1-7, a portrait attendance equipment comprises a rear shell 11, a front shell 12, a PCB 13, a imitation silica gel ring contour 23, a waterproof silica gel piece 14 and a perforation 15;
the through hole 15 is positioned at the middle position of the top end of the rear shell 11, and the through hole 15 penetrates through the rear shell 11;
the silica gel imitation outline 23 is positioned on one side of the rear shell 11 close to the front shell 12, the perforation 15 is positioned in the middle of the silica gel imitation outline 23, and the bottom end of the perforation 15 penetrates through the silica gel imitation outline 23;
the waterproof silica gel piece 14 set up in the middle part of imitative silica gel circle profile 23, the shape of waterproof silica gel piece 14 with imitative silica gel circle profile 23's shape phase-match, just imitative silica gel circle profile 23's size is less than the size of pressing portion 24, imitative silica gel circle profile 23's top passes perforation 15 setting.
By arranging the imitation silica gel ring outline 23 with the size smaller than that of the waterproof silica gel piece 14, the waterproof silica gel piece 14 can be plugged into the imitation silica gel ring outline 23 on the rear shell 11 by utilizing the compressible characteristic of the waterproof silica gel piece 14, and the waterproof silica gel piece 14 cannot fall off from the inside of the imitation silica gel ring outline 23, so that the waterproof silica gel piece 14 is fixed, and meanwhile, the waterproof effect can be realized.
It should be noted that, the bottom end surface of the waterproof silicone member 14 is in interference fit with the top end surface of the PCB 13, and the gap between the rear case 11 and the PCB 13 is utilized for compression, so as to ensure a longitudinal waterproof effect.
Referring to fig. 3 to 6, the waterproof silicone member 14 includes a pressing portion 24, a connecting portion 25, and a waterproof portion 26;
the pressing part 24 is located inside the perforation 15, the upper end and the lower end of the pressing part 24 are all arranged through the perforation 15, the upper end of the pressing part 24 extends out of the perforation 15, the top end of the pressing part 24 is conveniently pressed, the bottom end of the pressing part 24 extends out of the perforation 15, the pressing part 24 can conveniently contact with a button on the PCB 13, and the outer diameter of the pressing part 24 is matched with the inner diameter of the perforation 15;
the waterproof part 26 is sleeved on the outer side of the pressing part 24, the connecting part 25 is located at the middle position of the pressing part 24 and the waterproof part 26, the inner side and the outer side of the connecting part 25 are fixedly connected with the pressing part 24 and the waterproof part 26 respectively, and the connecting part 25 can be used for realizing the connection between the pressing part 24 and the waterproof part 26, so that the pressing part 24, the connecting part 25 and the waterproof part 26 can form a whole.
Referring to fig. 3-6, the silica gel ring imitation profile 23 includes a fixing ring 27 and a positioning ring groove 28;
the fixing ring 27 is fixed on one side of the rear shell 11 close to the front shell 12, and the fixing ring 27 is arranged on the outer side of the perforation 15 in a surrounding manner;
the inner side of the fixing ring 27 is provided with a positioning ring groove 28 matched with the top end of the waterproof part 26 on the surface of the rear shell 11.
Referring to fig. 3-6, the ring width of the waterproof part 26 is 0.5mm larger than the ring width of the positioning ring groove 28, and the waterproof part 26 is plugged into the positioning ring groove 28 by utilizing the compressible characteristic of the waterproof part 26, and the waterproof part 26 cannot fall off from the positioning ring groove 28, so that the waterproof part 26 can be fixed in the positioning ring groove 28, the waterproof silica gel piece 14 is fixed, preferably, the outer diameter of the positioning ring groove 28 is 11mm, the outer diameter of the positioning ring groove 28 is 12mm, the distance between the inner wall of the positioning ring groove 28 and the inner wall of the through hole 15 is matched with the ring width of the connecting part 25, and the connecting part 25 is conveniently clamped between the through hole 15 and the positioning ring groove 28 during installation.
Referring to fig. 6, a notch 42 is formed at one side of the bottom end of the waterproof portion 26, and by setting the notch 42 on the waterproof silica gel member 14, the pressure balance of the inner side and the outer side of the waterproof silica gel member 14 can be ensured, and the situation that the waterproof silica gel member 14 does not rebound after being pressed down due to vacuum is prevented, so that the normal use of the anti-dismantling key of the portrait attendance equipment is not affected.
Referring to fig. 1-8, a button is disposed in the middle of the top surface of the PCB 13, and the button is located right below the waterproof silicone member 14.
Referring to fig. 2, the PCB 13 is located inside the front case 12, and the PCB 13 is detachably connected with the front case 12 through a fixing member, and the PCB 13 is detachably disposed inside the front case 12, so that the PCB 13 is convenient to be replaced or maintained subsequently.
Referring to fig. 2, the fixing member includes a mounting base 20, a screw groove 30, and a second screw
The mounting seat 20 is provided with a plurality of groups, the plurality of groups of mounting seats 20 are uniformly fixed at the bottom of the inner cavity of the front shell 12, the thread groove 30 is formed in the middle of the top end of the mounting seat 20, the PCB 13 is provided with a plurality of groups of mounting holes 22, the positions of the mounting holes 22 are matched with the positions of the thread groove 30, and the second screw 21 penetrates through the mounting holes 22 and is in threaded connection with the thread groove 30.
When the PCB 13 is installed by using the threaded connection between the second screw 21 and the threaded grooves 30, the PCB 13 is placed above the plurality of groups of installation seats 20, the threaded grooves 30 on the installation seats 20 can be in one-to-one correspondence with the installation holes 22 on the PCB 13, and then the second screw 21 penetrates through the installation holes 22 and is screwed into the threaded grooves 30, so that the PCB 13 is fixed.
Referring to fig. 2, a sealing member for increasing sealing effect is provided between the rear case 11 and the front case 12;
the sealing element comprises a front shell waterproof ring 18 and a rear shell waterproof ring and a mounting groove 19;
the installation groove 19 is equipped with two sets of, two sets of the installation groove 19 are seted up respectively and are located the one side that backshell 11 and preceding shell 12 are close to each other, and the installation cavity that is used for installing the waterproof circle 18 of backshell is formed to two sets of installation groove 19 that set up relatively, the waterproof circle 18 of preceding backshell is located the inside in installation cavity, just the size of the waterproof circle 18 of preceding backshell and the size assorted in installation cavity.
Through setting up the waterproof circle 18 of front and back shell, can increase the sealed effect between backshell 11 and the preceding shell 12, improved the waterproof effect of portrait attendance equipment anti-disassembly button, simultaneously through setting up mounting groove 19, can prolong the water and flow in backshell 11, the inside route of preceding shell 12 from the external world through the gap department between backshell 11 and the preceding shell 12, for the waterproof circle 18 of front and back shell of direct installation can further improve waterproof effect.
Referring to fig. 7, a plurality of sets of mounting members for assembling the rear case 11 and the front case 12 are provided on the outer sides of the rear case 11 and the front case 12;
the mounting member includes a mounting plate 31 and a fastener 32;
the mounting plates 31 are provided with two groups, the two groups of mounting plates 31 are respectively fixed on the end surfaces of the rear shell 11 and the front shell 12, and the two groups of mounting plates 31 are provided with fasteners 32 for mounting the mounting plates 31.
When the rear shell 11 and the front shell 12 are assembled, the end parts of the rear shell 11 and the front shell 12 are aligned, at this time, the mounting plates 31 on the rear shell 11 can be in one-to-one correspondence with the mounting plates 31 on the front shell 12, and the connection and fixation between the two groups of mounting plates 31 can be realized by using the fasteners 32, so that the connection and fixation between the rear shell 11 and the front shell 12 can be realized.
The specific installation process of the utility model is as follows:
firstly, mounting a PCB 13;
placing the PCB 13 above the plurality of groups of mounting seats 20, enabling the thread grooves 30 on the mounting seats 20 to correspond to the mounting holes 22 on the PCB 13 one by one, and then enabling the second screws 21 to penetrate through the mounting holes 22 and screw into the thread grooves 30, so that the PCB 13 is fixed;
secondly, installing the waterproof silica gel piece 14 inside the silica gel ring-like outline 23;
the top end of the pressing part 24 is extended into the perforation 15, so that the waterproof part 26 can be plugged into the inside of the positioning ring groove 28, the connecting part 25 can be positioned between the positioning ring groove 28 and the perforation 15, and the waterproof part 26 is plugged into the inside of the positioning ring groove 28 by utilizing the compressible characteristic of the waterproof part 26 because the ring width of the waterproof part 26 is larger than that of the positioning ring groove 28, and the waterproof part 26 cannot fall off from the inside of the positioning ring groove 28, at the moment, the waterproof silica gel piece 14 cannot fall off from the inside of the imitation silica gel ring profile 23, thereby not only realizing the fixation of the waterproof silica gel piece 14, but also realizing the waterproof effect, and simultaneously, when the waterproof silica gel piece 14 is pressed, the air pressure balance at the inner side and the outer side of the waterproof silica gel piece 14 can be ensured by utilizing the notch 42, so that the condition that the waterproof silica gel piece 14 cannot rebound after being pressed down due to vacuum is prevented;
again, front and rear case waterproof rings 18 are installed;
the lower section of the front and rear waterproof rings 18 is clamped into the mounting groove 19 above the front shell 12, then the rear shell 11 is placed above the front shell 12, and at the moment, the upper section of the front and rear waterproof rings 18 is clamped into the mounting groove 19 below the rear shell 11, so that the front and rear waterproof rings 18 are mounted;
finally, the rear case 11 and the front case 12 are assembled;
after the front and rear shell waterproof ring 18 is installed, the mounting plates 31 on the rear shell 11 can be in one-to-one correspondence with the mounting plates 31 on the front shell 12, and connection and fixation between the two groups of mounting plates 31 can be realized by using the fasteners 32, so that connection and fixation between the rear shell 11 and the front shell 12 can be realized.
Example 2:
as shown with reference to figures 8-10,
in order to improve the installation efficiency between the rear shell 11 and the front shell 12, clamping structures are arranged on two sides of the rear shell 11 and the front shell 12;
the clamping structure comprises a rear shell connecting plate 33, a front shell connecting plate 34, a positioning groove 35 and a positioning rod 36;
the front shell connecting plates 34 are fixed on two sides of the front shell 12, the rear shell connecting plates 33 are fixed on two sides of the rear shell 11, clamping grooves which are convenient for the front shell connecting plates 34 to be clamped are formed between the rear shell connecting plates 33 and the rear shell 11, and the size of the front shell connecting plates 34 is matched with the clamping grooves;
the positioning groove 35 is positioned on one side of the front shell connecting plate 34, which is close to the rear shell connecting plate 33, the size of the front shell connecting plate 34 is matched with the positioning rod 36, and the positioning rod 36 is arranged on the rear shell connecting plate 33 through an elastic piece;
the elastic piece comprises a hollow groove 39 positioned in the middle of the rear shell connecting plate 33, a through hole 41 is arranged at a position, corresponding to the position of the positioning groove 35, of the hollow groove 39, which is close to one side of the positioning groove 35, and the through hole 41 is arranged at a position, corresponding to the position of the through hole 41, of the front shell connecting plate 34 when the front shell connecting plate 34 is clamped into the clamping groove in actual use, the positioning groove 35 is positioned in the hollow groove 39, one end of the positioning rod 36 penetrates through the through hole 41 and is clamped with the positioning groove 35, a yielding groove 37 is arranged at one side, far from the through hole 41, of the hollow groove 39, a moving plate 38 is fixed at one end, far from the positioning groove 35, of the positioning rod 36, the moving plate 38 is positioned in the yielding groove 37, springs 40 are respectively arranged at two sides of the hollow groove 39, and two ends of each spring 40 are fixedly connected with the moving plate 38 and the hollow groove 39.
When the rear shell 11 and the front shell 12 need to be connected, the movable plate 38 is pulled to move to one side far away from the front shell connecting plate 34, the movable plate 38 drives the positioning rod 36 to move, one end of the positioning rod 36 far away from the movable plate 38 can enter the inside of the through hole 41, the spring 40 is in a state of being stretched and deformed, then the rear shell 11 corresponds to the end part of the front shell 12, the front shell connecting plate 34 is clamped into the inside of a clamping groove formed between the rear shell connecting plate 33 and the rear shell 11, the through hole 41 corresponds to the position of the positioning groove 35, the movable plate 38 is stopped from being pulled, the movable plate 38 can be driven to reset under the action of the spring 40, the movable plate 38 drives the positioning rod 36 to reset, the end part of the positioning rod 36 can be clamped into the inside of the positioning groove 35, the fixing between the rear shell connecting plate 33 and the front shell connecting plate 34 is achieved, the connection fixing between the rear shell 11 and the front shell 12 is achieved, and the installation connection efficiency between the rear shell 11 and the front shell 12 can be improved relative to the connection by using the fastener 32.
Methods, programs, systems, apparatus, etc. in accordance with embodiments of the utility model may be implemented or realized in single or multiple networked computers, or in distributed computing environments. In the present description embodiments, tasks may be performed by remote processing devices that are linked through a communications network in such a distributed computing environment.
It will be appreciated by those skilled in the art that embodiments of the present description may be provided as a method, system, or computer program product. Thus, it will be apparent to those skilled in the art that the functional modules/units or controllers and associated method steps set forth in the above embodiments may be implemented in software, hardware, and a combination of software/hardware.
The acts of the methods, procedures, or steps described in accordance with the embodiments of the present utility model do not have to be performed in a specific order and still achieve desirable results unless explicitly stated. In some embodiments, multitasking and parallel processing are also possible or may be advantageous.
Various embodiments of the utility model are described herein, but for brevity, description of each embodiment is not exhaustive and features or parts of the same or similar between each embodiment may be omitted. Herein, "one embodiment," "some embodiments," "example," "specific example," or "some examples" means that it is applicable to at least one embodiment or example, but not all embodiments, according to the present utility model. The above terms are not necessarily meant to refer to the same embodiment or example. Those skilled in the art may combine and combine the features of the different embodiments or examples described in this specification and of the different embodiments or examples without contradiction.
The exemplary systems and methods of the present utility model have been particularly shown and described with reference to the foregoing embodiments, which are merely examples of the best modes for carrying out the systems and methods. It will be appreciated by those skilled in the art that various changes may be made to the embodiments of the systems and methods described herein in practicing the systems and/or methods without departing from the spirit and scope of the utility model as defined in the following claims.
Claims (10)
1. The portrait attendance equipment comprises a rear shell (11), a front shell (12) and a PCB (13), and is characterized by also comprising a silica gel ring imitation outline (23), a waterproof silica gel piece (14) and a perforation (15);
the perforation (15) is positioned at the middle position of the top end of the rear shell (11), and the perforation (15) penetrates through the rear shell (11);
the silica gel imitation outline (23) is positioned on one side, close to the front shell (12), of the rear shell (11), the perforation (15) is positioned in the middle of the silica gel imitation outline (23), and the bottom end of the perforation (15) penetrates through the silica gel imitation outline (23);
waterproof silica gel spare (14) set up in the middle part of imitative silica gel circle profile (23), the shape of waterproof silica gel spare (14) with imitative silica gel circle profile (23) shape phase-match, just imitative silica gel circle profile (23) size is less than the size of pressing part (24), imitative silica gel circle profile (23) top passes perforation (15) setting.
2. A portrait attendance equipment according to claim 1, characterized in that the waterproof silicone member (14) comprises a pressing portion (24), a connecting portion (25) and a waterproof portion (26);
the pressing part (24) is positioned in the perforation (15), the upper end and the lower end of the pressing part (24) are all arranged through the perforation (15), and the outer diameter of the pressing part (24) is matched with the inner diameter of the perforation (15);
the waterproof part (26) is sleeved on the outer side of the pressing part (24), the connecting part (25) is located in the middle of the pressing part (24) and the waterproof part (26), and the inner side and the outer side of the connecting part (25) are fixedly connected with the pressing part (24) and the waterproof part (26) respectively.
3. A portrait attendance equipment according to claim 2, characterized in that the imitation silica gel ring profile (23) comprises a fixed ring (27) and a positioning ring groove (28);
the fixing ring (27) is fixed on one side of the rear shell (11) close to the front shell (12), and the fixing ring (27) is arranged on the outer side of the through hole (15) in a surrounding mode;
the inner side of the fixed ring (27) is provided with a positioning ring groove (28) matched with the top end of the waterproof part (26) on the surface of the rear shell (11).
4. A portrait attendance apparatus according to claim 3, characterised in that the water-proof portion (26) has a loop width greater (0)..5 mm than the loop width of the location ring groove (28), the distance between the inner wall of the location ring groove (28) and the inner wall of the perforation (15) being matched to the loop width of the connection portion (25).
5. The portrait attendance equipment according to claim 4, wherein a notch (42) is formed at a bottom end side of the waterproof portion (26).
6. The portrait attendance equipment according to claim 2, characterized in that a button is arranged in the middle of the top end surface of the PCB (13), and the button is located under the waterproof silica gel piece (14).
7. The portrait attendance equipment according to claim 1, characterized in that the PCB board (13) is located inside the front case (12), and the PCB board (13) is detachably connected with the front case (12) through a fixing member.
8. The portrait attendance equipment according to claim 7, characterized in that the fixing element comprises a mounting seat (20), a thread groove (30) and a second screw (21);
the mounting base (20) is provided with a plurality of groups, the plurality of groups the mounting base (20) is uniformly fixed at the bottom of the inner cavity of the front shell (12), the thread groove (30) is formed in the middle of the top end of the mounting base (20), the PCB (13) is provided with a plurality of groups of mounting holes (22), the positions of the mounting holes (22) are matched with the positions of the thread groove (30), and the second screw (21) penetrates through the mounting holes (22) and is in threaded connection with the thread groove (30).
9. A portrait attendance equipment according to claim 1, characterised in that a seal for increasing the sealing effect is provided between the rear housing (11) and the front housing (12);
the sealing element comprises a front shell waterproof ring (18) and a rear shell waterproof ring (19);
the installation groove (19) is equipped with two sets of, two sets of installation groove (19) are seted up respectively and are close to one side of backshell (11) and preceding shell (12) each other, and installation cavity that is used for installing preceding backshell waterproof circle (18) is formed in installation groove (19) that two sets of are relative to set up, preceding backshell waterproof circle (18) are located the inside of installation cavity, just the size of preceding backshell waterproof circle (18) and the size assorted in installation cavity.
10. The portrait attendance equipment according to claim 1, characterized in that the outer sides of the rear shell (11) and the front shell (12) are provided with a plurality of groups of mounting pieces for assembling the rear shell (11) and the front shell (12);
the mounting piece comprises a mounting plate (31) and a fastener (32);
the mounting plates (31) are provided with two groups, the two groups of mounting plates (31) are respectively fixed on the end surfaces of the rear shell (11) and the front shell (12), and the two groups of mounting plates (31) are provided with fasteners (32) for mounting the mounting plates (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223104081.9U CN219068660U (en) | 2022-11-22 | 2022-11-22 | Portrait attendance equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223104081.9U CN219068660U (en) | 2022-11-22 | 2022-11-22 | Portrait attendance equipment |
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| CN219068660U true CN219068660U (en) | 2023-05-23 |
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| CN202223104081.9U Active CN219068660U (en) | 2022-11-22 | 2022-11-22 | Portrait attendance equipment |
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