CN220452466U - Combined screw and electronic equipment - Google Patents

Abstract

The embodiment of the utility model relates to the technical field of fastening, and particularly discloses a combined screw, which comprises a screw body and a gasket assembly, wherein the screw body is provided with a first end and a second end, the first end is provided with a screwing groove, the second end is provided with external threads, the gasket assembly comprises a first gasket, a second gasket and a third gasket which are sequentially sleeved at the second end, the first gasket and the third gasket have elasticity, when the second end is connected with a threaded hole of electronic equipment, the first gasket and the third gasket can elastically deform, the first gasket and the third gasket are respectively in sealing connection with two end surfaces of the second gasket, the end surface of the first gasket, which is away from the second gasket, is abutted against the bottom end surface of the first end, and the end surface of the third gasket, which is away from the second gasket, is used for being abutted against the surface of the electronic equipment at the threaded hole. The joint of the combined screw and the threaded hole of the electronic equipment can be in sealing connection through the first gasket and the third gasket, so that the sealing ring is omitted, the installation step is effectively simplified, and the installation efficiency is improved.

Description

Combined screw and electronic equipment

Technical Field

The embodiment of the utility model relates to the technical field of fastening, in particular to a combined screw and electronic equipment.

Background

An electronic device refers to a device that performs information processing, data transmission, energy conversion, or control operations using electronic technology and electronic components. An electronic device generally includes a cabinet, a cover, and an electronic device main body, wherein the cabinet and the cover are generally connected by screws, and the electronic device main body is mounted inside the cabinet. Due to the specific requirements of part of the electronic device, for example: dust-proof, waterproof, etc., and thus some electronic devices also include structures for achieving sealing, such as: and (3) sealing rings.

Currently, for electronic devices that require sealing, sealing rings are typically mounted between the peripheral edges of the case and the cover, and at the screw connections of the case and the cover. When the sealing ring is installed at the screw connection part of the case and the case cover, the screw and the sealing ring are usually required to be installed independently, wherein the steps of positioning the sealing ring, fixing the sealing ring, matching the screw with the sealing ring, fixing the screw and the like are included, so that the installation steps are complicated, and the installation efficiency is reduced.

Disclosure of Invention

The embodiment of the utility model mainly solves the technical problem of providing a combined screw and electronic equipment, which can simplify the installation steps and improve the installation efficiency.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a combination screw, including screw rod main part and packing ring subassembly, the screw rod main part is equipped with first end and second end, the first end is equipped with the spiral groove that closes, the second end is equipped with the external screw thread, first end is used for driving screw rod main part rotation, the second end is used for being connected with electronic equipment's screw hole, the packing ring subassembly is including the first packing ring of locating the second end in proper order, second packing ring and third packing ring, first packing ring and third packing ring have elasticity, wherein, when the second end is connected with electronic equipment's screw hole, elastic deformation can take place for first packing ring and third packing ring, and first packing ring and third packing ring respectively with the both ends terminal surface sealing connection of second packing ring, the terminal surface butt first end's of terminal surface butt of first packing ring of second packing ring is deviating from to the terminal surface that the third packing ring is used for butt electronic equipment in screw hole department.

Optionally, the first washer is bent along an axial direction of the screw body.

Optionally, both end surfaces of the second gasket in the axial direction of the screw body are planar, and/or both end surfaces of the third gasket in the axial direction of the screw body are planar.

Optionally, the thickness of the second gasket is greater than the thickness of the first gasket and/or the thickness of the third gasket.

In order to solve the technical problems, another technical scheme adopted by the embodiment of the utility model is as follows: the utility model provides an electronic equipment, the power distribution box comprises a box body, the case lid, the electronic device main part, the sealing member, connecting piece and above-mentioned combination screw, the box is equipped with the opening and accepts the chamber, opening and accept the chamber intercommunication, the case lid setting and opening part, and the case lid is equipped with the through-hole, the electronic device main part sets up in accepting the chamber, the one end and the open-ended peripheral sealing connection of sealing member, the other end and the case lid sealing connection of sealing member, the connecting piece sets up in the opening part, the connecting piece is equipped with the connecting hole, the connecting hole corresponds with the through-hole, and the connecting hole is equipped with the internal thread, the second end runs through-hole and connecting hole threaded connection, the terminal surface that the third packing ring deviates from the second packing ring and the terminal surface butt of through-hole.

Optionally, the case cover is provided with a notch, and the through hole is located at the bottom of the notch, wherein when the second end penetrates through the through hole and is in threaded connection with the connecting hole, the first gasket, the second gasket and the third gasket are all accommodated in the notch.

Optionally, the bottom area of the recess is larger than the end surface area of the third gasket.

Optionally, the connecting piece is equipped with the mounting hole, and the box is equipped with the erection column, and the erection column is located opening part, mounting hole and erection column fixed connection.

Optionally, the connecting piece and the combination screw all are equipped with a plurality of to the quantity of connecting piece and combination screw is the same, and a plurality of connecting pieces encircle the opening interval setting, and a plurality of screws are connected with a plurality of connecting pieces one-to-one.

The embodiment of the utility model has the beneficial effects that: different from the situation of the prior art, the embodiment of the utility model comprises a screw body and a gasket assembly, wherein the screw body is provided with a first end and a second end, the first end is provided with a screwing groove, the second end is provided with external threads, the first end is used for driving the screw body to rotate, the second end is used for being connected with a threaded hole of electronic equipment, the gasket assembly comprises a first gasket, a second gasket and a third gasket which are sleeved on the second end in sequence, the first gasket and the third gasket have elasticity, when the second end is connected with the threaded hole of the electronic equipment, the first gasket and the third gasket can elastically deform, the first gasket and the third gasket are respectively connected with end surfaces of two ends of the second gasket in a sealing way, the end surface of the first gasket, which is away from the second gasket, is propped against the bottom end surface of the first end, and the end surface of the third gasket, which is away from the second gasket, is used for being propped against the surface of the electronic equipment at the threaded hole. The screw rod main body is rotated, the installation of the combined screw can be completed, the first gasket and the third gasket can enable the joint of the combined screw and the threaded hole of the electronic equipment to be in sealing connection, and the installation of the sealing ring is omitted, so that the installation steps are simplified, and the installation efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic view of the overall structure of a combination screw according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a first washer of a combination screw according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of the overall structure of an electronic device according to an embodiment of the present utility model;

FIG. 4 is an exploded view of the overall structure of an electronic device provided by an embodiment of the present utility model;

fig. 5 is a schematic diagram of the overall structure of an electronic device according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view of A-A of FIG. 5;

FIG. 7 is a partial enlarged view at B in FIG. 6;

FIG. 8 is a schematic diagram showing the connection of an electronic device and a set screw according to an embodiment of the present utility model;

fig. 9 is a second schematic connection diagram of the electronic device and the combination screw according to the embodiment of the present utility model;

fig. 10 is a schematic structural diagram of a connector of an electronic device according to an embodiment of the present utility model.

In the figure: 100 combination screws, 1 screw body, 11 first end, 12 second end, 2 packing ring subassembly, 21 first packing ring, 22 second packing ring, 23 third packing ring, 3 box, 31 opening, 32 accommodating cavity, 33 erection column, 4 case lid, 41 through-holes, 42 notch, 5 sealing member, 6 connecting member, 61 connecting hole, 62 mounting hole.

Detailed Description

In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper," "lower," "inner," "outer," "vertical," "horizontal," and the like as used in this specification, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, a combination screw 100 includes a screw body 1 and a washer assembly 2, the screw body 1 is provided with a first end 11 and a second end 12, the first end 11 is provided with a screwing groove, the second end 12 is provided with an external thread, the first end 11 is used for driving the screw body 1 to rotate, the second end 12 is used for being connected with a threaded hole of an electronic device, the washer assembly 2 includes a first washer 21, a second washer 22 and a third washer 23 which are sequentially sleeved on the second end 12, the first washer 21 and the third washer 23 have elasticity, when the second end 12 is connected with the threaded hole of the electronic device, the first washer 21 and the third washer 23 can be elastically deformed, and the first washer 21 and the third washer 23 are respectively in sealing connection with two end surfaces of the second washer 22, an end surface of the first washer 21, which is away from the second washer 22, is abutted against a bottom end surface of the first end 11, and an end surface of the third washer 23, which is away from the second washer 22, is used for being abutted against a surface of the electronic device at the threaded hole.

In some embodiments, for use of the combination screw 100 described above, the following is specific: firstly, the second end 12 stretches into a threaded hole of the electronic equipment, then, the first end 11 drives the screw body 1 to rotate, and then the second end 12 rotates along with the screw body 1, and then, as the second end 12 continuously stretches into the threaded hole, the first gasket 21, the second gasket 22 and the third gasket 23 are mutually abutted and mutually extruded, and then, the first gasket 21 and the third gasket 23 are elastically deformed, specifically: the two end surfaces of the first gasket 21 are respectively elastically attached to the bottom end surface of the first end 11 and one end surface of the second gasket 22 to form a seal, the two end surfaces of the third gasket 23 are respectively elastically attached to the other end surface of the second gasket 22 and the surface of the electronic device threaded hole to form a seal, and finally, the first gasket 21, the third gasket 23 and the elastic deformation realize the integral seal of the combination screw 100 at the electronic device threaded hole. Through the above-mentioned mode, add the structure that the sealing washer is in order to realize sealedly in the screw hole for traditional screw and electronic equipment, for example: to traditional screw and electronic equipment's connection, specifically, traditional mode lies in that the top terminal surface of connecting piece is equipped with the recess that is used for installing the sealing member, through installing the sealing member in the recess, and then make the upper end elasticity laminating recess of sealing member's lower surface, the lower terminal surface elasticity laminating recess of sealing member to realize sealing screw's junction. The combination screw 100 in the present application can omit the sealing ring used in the connection between the conventional screw and the electronic device, thereby effectively simplifying the installation procedure and improving the installation efficiency. In addition, by omitting the sealing ring, the whole manufacturing cost of the electronic equipment can be reduced.

Further, as for the first washer 21, referring to fig. 2, the first washer 21 is bent along the axial direction of the screw body 1.

In some embodiments, the first washer 21 is wavy and bent along the axial direction of the screw body 1, and the material of the first washer 21 is metal. The wavy bending of the first gasket 21 is adopted, and the first gasket 21 is made of metal, so that the first gasket 21 has good elasticity. When the first gasket 21 is not elastically deformed, the first gasket 21 is located between the first end 11 and the second gasket 22, and the first end 11 is not forced by an external force to press the first end 11 and the second gasket 22 against the first gasket 21. When the first gasket 21 is elastically deformed, the first gasket 21 is located between the first end 11 and the second gasket 22, and the first end 11 is forced by an external force to press the first end 11 and the second gasket 22 against the first gasket 21. Since the first gasket 21 is wavy and bent, when the first gasket 21 seals between the bottom of the first end 11 and the second gasket 22 by elastic deformation, both end faces of the first gasket 21 in the axial direction of the screw body 1 are deformed from the bent face to the flat face, that is, both end faces of the first gasket 21 in the axial direction of the screw body 1 are respectively bonded in parallel with the bottom end face of the first end 11 and one end face of the second gasket 22, that is, are bonded seamlessly.

Further, as for the second washer 22 described above, referring to fig. 1, both end surfaces of the second washer 22 in the axial direction of the screw body 1 are flat surfaces, and/or both end surfaces of the third washer 23 in the axial direction of the screw body 1 are flat surfaces. When the third gasket 23 seals between the second gasket 22 and the screw hole of the electronic device by elastic deformation, both end faces of the third gasket 23 in the axial direction of the screw body 1 are respectively bonded in parallel, that is, seamlessly bonded, with the other end face of the second gasket 22 and the surface at the screw hole of the electronic device.

In some embodiments, the third gasket 23 is made of plastic or silicone. The material through third packing ring 23 is plastics or silica gel for third packing ring 23 possesses good elasticity, simultaneously, still makes third packing ring 23 possess good flexibility, and then makes third packing ring 23 in the in-process of the surface contact fastening with electronic equipment screw hole department, avoids the paint spraying of the surface of lacerating screw hole department, thereby avoids influencing the outward appearance, and avoids broken paint to lead to rusting.

In some embodiments, the thickness of the second washer 22 is greater than the thickness of the first washer 21 and/or the thickness of the third washer 23 in a manner that facilitates better tightening of the combination screw 100 during use.

The embodiment of the utility model comprises a screw body 1 and a gasket assembly 2, wherein the screw body 1 is provided with a first end 11 and a second end 12, the first end 11 is provided with a screwing groove, the second end 12 is provided with external threads, the first end 11 is used for driving the screw body 1 to rotate, the second end 12 is used for being connected with a threaded hole of an electronic device, the gasket assembly 2 comprises a first gasket 21, a second gasket 22 and a third gasket 23 which are sleeved on the second end 12 in sequence, the first gasket 21 and the third gasket 23 have elasticity, when the second end 12 is connected with the threaded hole of the electronic device, the first gasket 21 and the third gasket 23 can be elastically deformed, the first gasket 21 and the third gasket 23 are respectively connected with end surfaces of two ends of the second gasket 22 in a sealing way, the end surface of the first gasket 21, which is away from the second gasket 22, is abutted against the bottom end surface of the first end 11, and the end surface of the third gasket 23, which is away from the second gasket 22, is used for being abutted against the surface of the electronic device at the threaded hole. The installation of the combination screw 100 can be completed by rotating the screw body 1, and the first gasket 21 and the third gasket 23 can enable the joint of the combination screw 100 and the threaded hole of the electronic equipment to realize sealing connection, so that the installation of a sealing ring is omitted, the installation step is simplified, and the installation efficiency is improved.

It will be appreciated that in other embodiments, the gasket assembly may eliminate the third gasket 23, leaving the first and second gaskets 21, 22; or the second gasket 22 is removed, leaving the first gasket 21 and the third gasket 23; or the first washer 21 is removed, leaving the second washer 22 and the third washer 23.

Referring to fig. 3 to 7, the electronic device includes a case 3, a case cover 4, an electronic device main body (not shown), a sealing member 5, a connecting member 6, and a combination screw 100, where the case 3 is provided with an opening 31 and a receiving cavity 32, the opening 31 communicates with the receiving cavity 32, the case cover 4 is disposed at the opening 31, the case cover 4 is provided with a through hole 41, the electronic device main body (not shown) is disposed at the receiving cavity 32, one end of the sealing member 5 is hermetically connected to a periphery of the opening 31, the other end of the sealing member 5 is hermetically connected to the case cover 4, the connecting member 6 is disposed at the opening 31, the connecting member 6 is provided with a connecting hole 61, the connecting hole 61 corresponds to the through hole 41, the connecting hole 61 is provided with an internal thread, the second end 12 penetrates the through hole 41 and is screwed with the connecting hole 61, and an end surface of the third gasket 23 facing away from the second gasket 22 abuts against an end surface of the through hole 41.

In some embodiments, for the structure of the box apparatus, specifically, the box 3 is square, the opening 31 and the accommodating cavity 32 of the box 3 are rectangular, the shape of the sealing member 5 is the same as that of the periphery of the opening 31 of the box 3, that is, the sealing member 5 is a rectangular sealing strip, and the connecting member 6 is triangular, where two corners of the connecting member 6 are fixed at the opening 31, and the connecting hole 61 of the connecting member 6 is disposed at another corner far from the opening 31.

For the installation of the electronic device, specifically, the sealing member 5 is fixed at the periphery of the opening 31, then the case cover 4 is covered on the opening 31, the bottom periphery of the case cover 4 and one end of the sealing member 5 away from the periphery of the opening 31 are fixed, at this time, the through hole 41 is opposite to the connecting hole 61, then the second end 12 of the combination screw 100 is extended into the connecting hole 61, and finally, the screw body 1 of the combination screw 100 is driven to rotate by the first end 11 of the combination screw 100 until the combination screw 100 achieves integral sealing. For the process of sealing the set screw 100, reference may be made to the use process of the set screw 100 described above, which is not described herein. The order of installing the electronic devices is not limited, and the user may install the electronic devices in a different order.

In some embodiments, referring to fig. 3 and 4, the connecting member 6 and the combination screw 100 are provided with a plurality of connecting members 6 and the combination screw 100, and the connecting member 6 and the combination screw 100 are the same in number, the plurality of connecting members 6 are arranged around the opening 31 at intervals, and the plurality of screws are connected with the plurality of connecting members 6 in a one-to-one correspondence. Through the arrangement, the tightness between the box cover 4 and the box body 3 is improved, and the sealing effect between the box cover 4 and the box body 3 is improved.

Further, as for the case cover 4, referring to fig. 4, 8 and 9, the case cover 4 is provided with a recess 42, and the through hole 41 is located at the bottom of the recess 42, wherein when the second end 12 is screwed through the through hole 41 and the connecting hole 61, the first gasket 21, the second gasket 22 and the third gasket 23 are all accommodated in the recess 42.

In some embodiments, referring to fig. 8 and 9, the recess 42 is circular in shape. Through the arrangement of the notch 42, the first gasket 21, the second gasket 22 and the third gasket 23 can be accommodated in the notch 42, so that the first gasket 21 and the third gasket 23 are prevented from protruding out of the top of the notch 42, the probability of collision between the first gasket 21 and the third gasket 23 is reduced, and the damage to the first gasket 21 and the third gasket 23 is prevented, and the sealing effect is prevented from being influenced.

Further, as for the above-described recess 42, referring to fig. 8 and 9, the bottom area of the recess 42 is larger than the end surface area of the third gasket 23. The bottom area of the notch 42 is larger than the end surface area of the third gasket 23, so that the bottom of the notch 42 can be completely attached to the end surface of the third gasket 23, and gaps are avoided between the bottom of the notch 42 and the end surface of the third gasket 23.

Further, referring to fig. 10 for the above-mentioned connecting member 6, the connecting member 6 is provided with a mounting hole 62, the case 3 is provided with a mounting post 33, the mounting post 33 is located at the opening 31, and the mounting hole 62 is fixedly connected with the mounting post 33.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (9)

1. A combination screw, comprising:

the screw body is provided with a first end and a second end, the first end is provided with a screwing groove, the second end is provided with external threads, the first end is used for driving the screw body to rotate, and the second end is used for being connected with a threaded hole of electronic equipment;

the gasket assembly comprises a first gasket, a second gasket and a third gasket which are sleeved at the second end in sequence, and the first gasket and the third gasket have elasticity;

when the second end is connected with a threaded hole of electronic equipment, the first gasket and the third gasket can be elastically deformed, the first gasket and the third gasket are respectively and hermetically connected with end faces of two ends of the second gasket, the end face of the first gasket, which is away from the second gasket, is abutted against the bottom end face of the first end, and the end face of the third gasket, which is away from the second gasket, is used for being abutted against the surface of the electronic equipment at the threaded hole.

2. A combination screw according to claim 1, wherein,

the first gasket is bent and arranged along the axial direction of the screw body.

3. A combination screw according to claim 1, wherein,

the two end surfaces of the second gasket along the axial direction of the screw body are planes; and/or the number of the groups of groups,

and two end surfaces of the third gasket along the axial direction of the screw body are plane surfaces.

4. A combination screw according to claim 1, wherein,

the thickness of the second gasket is greater than the thickness of the first gasket and/or the thickness of the third gasket.

5. An electronic device comprising a case, a case cover, an electronic device body, a sealing member, a connecting member, and the combination screw of any one of claims 1 to 4;

the box is equipped with the opening and holds the chamber, the opening with it communicates to accept the chamber, the case lid set up with the opening part, and the case lid is equipped with the through-hole, the electronic device main part set up in accept the chamber, the one end of sealing member with open-ended periphery sealing connection, the other end of sealing member with case lid sealing connection, the connecting member set up in the opening part, the connecting member is equipped with the connecting hole, the connecting hole with the through-hole corresponds to the connecting hole, and the connecting hole is equipped with the internal thread, the second end runs through the through-hole with connecting hole threaded connection, the third packing ring deviate from the terminal surface of second packing ring with the terminal surface butt of through-hole.

6. The electronic device of claim 5, wherein the electronic device comprises a memory device,

the box cover is provided with a notch, and the through hole is positioned at the bottom of the notch;

when the second end penetrates through the through hole and is in threaded connection with the connecting hole, the first gasket, the second gasket and the third gasket are all accommodated in the notch.

7. The electronic device of claim 6, wherein the electronic device comprises a memory device,

the bottom area of the recess is larger than the end surface area of the third gasket.

8. The electronic device of claim 5, wherein the electronic device comprises a memory device,

the connecting piece is equipped with the mounting hole, the box is equipped with the erection column, the erection column is located the opening part, the mounting hole with erection column fixed connection.

9. The electronic device of claim 5, wherein the electronic device comprises a memory device,

the connecting pieces and the combined screws are provided with a plurality of connecting pieces, the quantity of the connecting pieces is the same as that of the combined screws, the connecting pieces are arranged around the opening at intervals, and the connecting pieces are connected with the connecting pieces in a one-to-one correspondence mode.