CN212211629U

CN212211629U - Shielding box

Info

Publication number: CN212211629U
Application number: CN202021024335.4U
Authority: CN
Inventors: 靳晓鹤
Original assignee: Shijiazhuang Hengjun Communication Technology Co ltd
Current assignee: Shijiazhuang Hengjun Communication Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-12-22
Anticipated expiration: 2030-06-05

Abstract

The utility model relates to a shielding box, it includes box body, lid, locates the radiating part of box body bottom to and locate the connection structure between box body and the lid. The connecting structure comprises a plurality of connecting blocks with connecting holes and connecting columns, wherein the connecting blocks are arranged at the edge of the ring box body at intervals, the connecting columns are arranged on the cover body in a one-to-one correspondence manner with the connecting blocks, inserting columns with one ends extending into the connecting holes are arranged on the connecting blocks in a sliding manner, and inserting holes for the inserting columns to insert are formed in the connecting columns; because the cover body is covered on the box body, the inserting column can be inserted into the inserting hole to form inserting connection between the box body and the cover body. The shielding box of the utility model has the advantages that the box body is embedded with the conductive sealing strip and coated with the waterproof sealing glue, so that the shielding box has better waterproof effect; in addition, through adopting the cartridge between connecting block and the spliced pole to connect, and realize being connected between lid and the box body, can be convenient for realize the dismouting of this shielding box.

Description

Shielding box

Technical Field

The utility model relates to the field of communication technology, in particular to a shielding box for splendid attire communication parts.

Background

In the field of vehicle-mounted, airborne and shipboard external system communication, some communication devices need to be installed in an outdoor environment in order to better receive signals. Some communication devices, such as high power transmitters, must also be placed outdoors for use because their placement indoors makes the operator more susceptible to radiation. Therefore, to ensure the normal use of such devices, shielding boxes are required to be covered outside the devices. The cover plate and the box body of the existing shielding box are usually connected through bolts and nuts, the dismounting is complex, and the shielding box is easily corroded by rainwater due to the fact that the shielding box is located in the external severe environment for a long time, the corrosion of the bolts and the nuts is easily caused, and the cover body is not convenient to open to maintain communication equipment in the box body. In addition, the existing shielding box has poor waterproof performance, so that the using effect is poor.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a shielding box, which can be easily assembled and disassembled between a cover plate and a box body, and has a better waterproof effect. .

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a shield can, comprising:

the box body is internally provided with an accommodating cavity, the top of the box body is provided with an opening communicated with the accommodating cavity, the top of the box body is provided with a groove arranged along the edge of the box body, a conductive sealing strip is embedded in the groove, the top of the box body is coated with waterproof sealing glue, and the box body is provided with a waterproof vent valve;

the cover body is covered on the top of the box body to form a sealing cover for the opening, and is bonded with the cover body through the waterproof sealant, a convex ring which can be inserted into the box body and arranged along the box body is convexly arranged on the cover body, and the convex ring can be abutted with the inner wall of the box body;

the heat dissipation part is arranged at the bottom of the box body so as to dissipate heat of the box body;

the connecting structure comprises a plurality of connecting blocks which are arranged at intervals around the edge of the box body and are provided with connecting holes, and connecting columns which are arranged on the cover body in a one-to-one correspondence manner with the connecting blocks, inserting columns with one ends extending into the connecting holes are arranged on the connecting blocks in a sliding manner, and inserting holes for the inserting columns to be inserted are formed in the connecting columns; because the cover body is covered on the box body, the inserting column can be inserted into the inserting hole to form inserting connection between the box body and the cover body.

Further, a water guide surface inclined toward one side of the box body is formed at the edge surrounding the cover body.

Furthermore, the box body is provided with a waveguide port and an annular clamping groove, the annular clamping groove is arranged at the waveguide port, a sealing film which is used for covering the waveguide port and the annular clamping groove is arranged on the box body, and a conductive sealing ring is clamped in the annular clamping groove.

Furthermore, the heat dissipation part comprises a heat dissipation shell arranged at the bottom of the box body and heat dissipation fins arranged in the heat dissipation shell and abutted against the box body, a fan is arranged on the heat dissipation shell and corresponds to the fan, and an inlet and an outlet are respectively arranged on two opposite sides of the heat dissipation shell.

Furthermore, the radiating fins extend along the length of the radiating shell and are arranged along the width direction of the radiating shell at intervals, and the inlet and the outlet face the extending direction of the radiating shell.

Furthermore, insert and be equipped with separation blade and the operation piece that the interval set up on the post, just the separation blade with the operation piece branch is arranged in the inside and outside both sides of connecting hole, and in insert the post on the cover be equipped with elasticity butt in the separation blade with elastic component between the connecting block.

Furthermore, the elastic element is a spring sleeved on the insertion column.

Furthermore, a first inclined plane is arranged at one side, facing the opening, of the free end of the inserting column, a second inclined plane is arranged at the free end of the connecting column, and the second inclined plane can form pushing on the first inclined plane along with the inserting of the connecting column in the connecting hole and enables the inserting column to slide towards the outer side of the connecting block.

Further, a guide portion for guiding the sliding of the insert post is formed between the insert post and the connecting block.

Further, the guide portion includes a guide hole formed in the connecting block to communicate with the connecting hole, and a guide block provided at one side of the operating block corresponding to the guide hole.

Compared with the prior art, the utility model discloses following advantage has:

(1) the shielding box of the utility model has the advantages that the box body is embedded with the conductive sealing strip and coated with the waterproof sealing glue, so that the shielding box has better waterproof effect; in addition, the connection between the cover body and the box body is realized by adopting the plug-in connection between the connecting block and the connecting column, and compared with a screw connection structure in the prior art, the shielding box can be conveniently assembled and disassembled, so that the shielding box has a better using effect; in addition, the heat dissipation part can effectively ensure that the electronic devices in the box body are in a normal working state.

(2) The water guide surface is arranged, so that rainwater can be effectively prevented from accumulating on the cover body.

(3) Through setting up sealing film and electrically conductive sealing washer, be favorable to preventing that the rainwater from getting into the box body by the waveguide mouth.

(4) The inlet and the outlet face the extending direction of the heat dissipation shell, and the heat dissipation effect of the heat dissipation part is improved.

(5) Through set up the elastic component on inserting the post, can make inserting the post and insert in the jack under its top, and realize that the cartridge between lid and the box body links to each other.

(6) The second inclined plane pushes against the first inclined plane, so that the inserting column can slide towards the outer side of the connecting block, and the inserting of the connecting column in the connecting hole can be realized.

(7) The guide portion is arranged, so that the stability of the orientation of the first inclined plane is guaranteed, and the second inclined plane can be guaranteed to accurately push against the first inclined plane.

(8) The guide part adopts the guide block and the guide hole, and has simple structure and convenient design and implementation.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of a shielding box according to an embodiment of the present invention;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a left side view of FIG. 1;

FIG. 4 is a front view of FIG. 1;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is an enlarged view of portion B of FIG. 5;

fig. 7 is a schematic structural diagram of a cover according to an embodiment of the present invention;

fig. 8 is a front view of a cover according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a cartridge according to an embodiment of the present invention;

FIG. 10 is an enlarged view of portion C of FIG. 9;

description of reference numerals:

1-box body, 101-waveguide port, 102-ring card slot, 103-plug column, 1031-operation block, 1032-guide block, 1033-baffle, 1034-first inclined plane, 104-connecting block, 1041-connecting hole and 105-spring;

2-cover body, 201-water guide surface, 202-convex ring, 203-connecting column, 2031-connecting hole, 2032-second inclined surface,

3-radiating shell, 301-outlet, 302-inlet;

4-heat sink.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in this embodiment are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to a shielding box, which mainly comprises a box body, a cover body, a heat dissipation part arranged at the bottom of the box body and a connecting structure arranged between the box body and the cover body. As shown in fig. 1 to 3, the box body 1 of the present embodiment is specifically a rectangular structure, and has an accommodating cavity formed therein and an opening formed at the top thereof and communicated with the accommodating cavity. As shown in fig. 4 to 6, in order to improve the waterproof performance of the shielding box, a groove is formed along the edge of the top of the box body 1, a conductive sealing strip 5 is embedded in the groove, and the top of the box body 1 is coated with a waterproof sealant. So set up, because of lid 2 establishes in the lid at box body 1 top, can bond with box body 1 mutually by this waterproof sealed glue to constitute the closing cap to the opening.

In addition, as shown in fig. 2, a waveguide port 101 and a ring-shaped card slot 102 provided in the ring-shaped waveguide port 101 are provided in the box body 1, a sealing film covering the waveguide port 101 and the ring-shaped card slot 102 is provided in the box body 1, and a conductive sealing ring is clamped in the ring-shaped card slot 102. In addition, a waterproof and air-permeable valve for releasing pressure with the nature is arranged on the box body 1. A plurality of lightening grooves are formed on the outer wall of the box body 1 to lighten the weight of the shielding box.

The structure of the cover 2 of the present embodiment is shown in fig. 7 and 8, and the whole cover is rectangular, and it can form a whole cover for the box body 1, and a water guiding surface 201 inclined to one side of the box body 1 is configured around the edge of the cover 2, so that rainwater can be effectively prevented from entering the box body 1. In addition, as shown in fig. 6, a protruding ring 202 that can be inserted into the box body 1 and is configured along with the box body 1 is protruded from the cover body 2, and the protruding ring 202 can abut against the inner wall of the box body 1. In this embodiment, by providing the waterproof sealant and the conductive sealing strip on the box body 1 and by abutting the inner wall of the box body 1 with the protruding ring 202, rainwater can be effectively prevented from entering the shielding box.

The heat dissipation part is connected to the bottom of the case 1 to dissipate heat from the case 1, as shown in fig. 5. The heat dissipation part specifically comprises a heat dissipation shell 3 arranged at the bottom of the box body 1 and a heat dissipation sheet 4 arranged in the heat dissipation shell 3 and abutted against the box body 1. A fan, not shown, is disposed on the heat dissipation housing 3, and an inlet 302 and an outlet 301 are disposed on two opposite sides of the heat dissipation housing 3, respectively, corresponding to the fan. In this embodiment, to improve the heat dissipation effect, as shown in fig. 5, the heat dissipation fins 4 of this embodiment are disposed along the length of the heat dissipation housing 3, and are disposed at intervals along the width direction of the heat dissipation housing 3, and the inlet 302 and the outlet 301 are both facing the extending direction of the heat dissipation housing 3. The outlet 301 of the present embodiment is specifically a plurality of outlets configured on the box body 1 at intervals.

As shown in fig. 9 and 10 in combination with fig. 6, the connection structure of the present embodiment includes a plurality of connection blocks 104 having connection holes 1041 and arranged at intervals around the edge of the box body 1, and connection posts 203 arranged on the cover body 2 in one-to-one correspondence with the connection blocks 104. In addition, the connecting block 104 is slidably provided with an insertion post 103 having one end extending into the connecting hole 1041, and the connecting post 203 is provided with an insertion hole 2031 into which the insertion post 103 is inserted. And because the cover of the cover 2 is disposed on the case 1, the insertion post 103 can be inserted into the insertion hole 2031 to form a plug-in connection between the case 1 and the cover 2, so as to facilitate the connection between the cover 2 and the case 1.

Specifically, as shown in fig. 10, in order to prevent the plug post 103 from sliding out of the connection hole 1041, a blocking piece 1033 and an operation block 1031 are disposed on the plug post 103 at an interval, the blocking piece 1033 and the operation block 1031 are disposed on the inner side and the outer side of the connection hole 1041, and an elastic member elastically abutting between the blocking piece 1033 and the connection block 104 is sleeved on the plug post 103. The elastic element of the present embodiment is specifically a spring 105 sleeved on the plug post 103. In addition, in order to facilitate the insertion of the connection post 203 into the connection hole 1041, as shown in fig. 6 and fig. 10, a first inclined surface 1034 is disposed on a side of the free end of the insertion post 103 facing the opening, and a second inclined surface 2032 is disposed on the free end of the connection post 203 corresponding to the first inclined surface 1034.

As a preferred embodiment, the first inclined surface 1034 and the second inclined surface 2032 of the present embodiment have the same inclination angle, so that the second inclined surface 2032 can push the first inclined surface 1034 and make the blocking piece 1033 compress the spring 105 to make the insertion column 103 slide toward the outside of the connection block 104 when the connection column 203 is inserted into the connection hole 1041. And with the insertion of the connection post 203, when the insertion hole 2031 corresponds to the insertion post 103, the insertion post 103 can be inserted into the insertion hole 2031 under the elastic recovery of the spring 105, so that the insertion connection between the cover 2 and the case 1 can be realized.

In addition, in order to improve the pushing effect of the second inclined surface 2032 on the first inclined surface 1034, a guide portion for guiding the sliding of the insertion column 103 is configured between the insertion column 103 and the connection block 104, so that the corresponding position between the first inclined surface 1034 and the second inclined surface 2032 can be always ensured. As shown in fig. 10, the guide portion of the present embodiment specifically includes a guide hole communicating with the connection hole 1041, which is configured on the connection block 104, and a guide block 1032 provided on the side of the operation block 1031 corresponding to the guide hole. Here, it should be noted that, in the specific design and manufacture, it is necessary to ensure that the fitting length between the guide block 1032 and the guide hole is long, so as to prevent the guide block 1032 from falling out of the guide hole due to the pushing of the second inclined surface 2032 on the first inclined surface 1034.

When the shielding box of this embodiment is installed, only the connection post 203 on the cover body 2 needs to be aligned with the corresponding connection hole 1041, and then the cover body 2 is pressed downward, so that the connection post 203 is inserted into the connection hole 1041 due to the pushing of the second inclined surface 2032 on the first inclined surface 1034, and the insertion post 103 is inserted into the insertion hole 2031 due to the elastic recovery of the spring 105, thereby the connection between the cover body 2 and the box body 1 can be realized, and the installation is convenient. In addition, when the cover body 2 is opened in advance, the inserting column 103 is pulled only by pulling the outer side of the connecting block 104 first, and after the guide block 1032 is separated from the guide hole, the inserting column 103 is rotated to enable the guide block 1032 to be clamped outside the connecting block 104, so that the inserting column 103 can be kept in a state of separating from the insertion hole 2031, and then the cover body 2 is pulled out upwards after the conductive sealant 5 is cleaned, so that the cover body is convenient to disassemble and can be convenient for maintaining and replacing the electronic device in the box body 1.

Based on the above overall description, the shielding box of the embodiment has a good waterproof effect by embedding the conductive sealing strip on the box body 1 and coating the waterproof sealant; in addition, the cover body 2 and the box body 1 are connected by adopting the plug-in connection between the connecting block 104 and the connecting column 203, and compared with a screw connection structure in the prior art, the shielding box can be conveniently disassembled and assembled, so that the shielding box has a better using effect; in addition, the heat dissipation part can effectively ensure that the electronic devices in the box body 1 are in a normal working state.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A shield case characterized by comprising:

the box comprises a box body (1), wherein an accommodating cavity is formed in the box body (1), an opening communicated with the accommodating cavity is formed in the top of the box body, a groove arranged along the edge of the box body is formed in the top of the box body (1), a conductive sealing strip (5) is embedded in the groove, waterproof sealant is coated on the top of the box body (1), and a waterproof vent valve is arranged on the box body (1);

the cover body (2) is covered on the top of the box body (1) to form a sealing cover for the opening, and is bonded with the cover body (2) through the waterproof sealant, a convex ring (202) which can be inserted into the box body (1) and is arranged along the box body (1) is convexly arranged on the cover body (2), and the convex ring (202) can be abutted against the inner wall of the box body (1);

the heat dissipation part is arranged at the bottom of the box body (1) to dissipate heat of the box body (1);

the connecting structure comprises a plurality of connecting blocks (104) which are arranged around the edge of the box body (1) at intervals and provided with connecting holes (1041), connecting columns (203) which are arranged on the cover body (2) in a one-to-one correspondence with the connecting blocks (104), inserting columns (103) with one ends extending into the connecting holes (1041) are arranged on the connecting blocks (104) in a sliding manner, and inserting holes (2031) for the inserting columns (103) to insert are formed in the connecting columns (203); because the cover body (2) is covered on the box body (1), the inserting column (103) can be inserted into the inserting hole (2031) to form the plug-in connection between the box body (1) and the cover body (2).

2. The shield case according to claim 1, characterized in that: and a water guide surface (201) which inclines towards one side of the box body (1) is formed at the edge surrounding the cover body (2).

3. The shield case according to claim 1, characterized in that: the novel sealing structure is characterized in that a waveguide port (101) and an annular clamping groove (102) are formed in the box body (1), the annular clamping groove (102) is formed in the waveguide port (101), a sealing film which covers the waveguide port (101) and the annular clamping groove (102) is arranged on the box body (1), and a conductive sealing ring is clamped in the annular clamping groove (102).

4. The shield case according to claim 1, characterized in that: the heat dissipation part comprises a heat dissipation shell (3) arranged at the bottom of the box body (1) and heat dissipation fins (4) arranged in the heat dissipation shell (3) and abutted to the box body (1), a fan is arranged on the heat dissipation shell (3) and corresponds to the fan, and an inlet (302) and an outlet (301) are respectively arranged on two opposite sides of the heat dissipation shell (3).

5. The shield case according to claim 4, characterized in that: the radiating fins (4) extend along the length of the radiating shell (3) and are arranged along the width direction of the radiating shell (3) at intervals, and the inlet (302) and the outlet (301) face the extending direction of the radiating shell (3).

6. The shield box according to any one of claims 1 to 5, characterized in that: insert and be equipped with separation blade (1033) and operation piece (1031) that the interval set up on post (103), just separation blade (1033) with operation piece (1031) are arranged in respectively the inside and outside both sides of connecting hole (1041), and in insert post (103) go up the cover be equipped with elasticity butt in separation blade (1033) with the elastic component between connecting block (104).

7. The shield case according to claim 6, characterized in that: the elastic piece is a spring (105) sleeved on the inserting column (103).

8. The shield case according to claim 6, characterized in that: a first inclined surface (1034) is arranged on one side, facing the opening, of the free end of the inserting column (103), a second inclined surface (2032) is arranged on the free end of the connecting column (203) corresponding to the first inclined surface (1034), and along with the insertion of the connecting column (203) in the connecting hole (1041), the second inclined surface (2032) can form the pushing against of the first inclined surface (1034) and enable the inserting column (103) to slide towards the outer side of the connecting block (104).

9. The shield box according to claim 8, characterized in that: a guide portion for guiding the sliding of the insert column (103) is formed between the insert column (103) and the connecting block (104).

10. The shield box according to claim 9, characterized in that: the guide portion includes a guide hole formed on the connection block (104) to communicate with the connection hole (1041), and a guide block (1032) provided on the side of the operation block (1031) corresponding to the guide hole.