CN213755403U

CN213755403U - Plug-in box for electromagnetic countermeasure

Info

Publication number: CN213755403U
Application number: CN202023133058.3U
Authority: CN
Inventors: 陈超; 周竹君; 陈务民; 袁渊
Original assignee: Zhongshi Tiancheng Metal Products Kunshan Co ltd
Current assignee: Zhongshi Tiancheng Metal Products Kunshan Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-07-20
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses an electromagnetic countermeasure subrack, which comprises a fixed plate, an access cover and a box body, wherein the fixed plate is fixed on the front surface of the box body, the top surface of the box body is provided with an opening, the access cover is positioned on the top surface of the box body, the access cover can cover the opening on the top surface of the box body, two sides of the bottom surface of the access cover are fixedly connected with dovetail strips, two sides of the top surface of the box body are respectively provided with a dovetail groove matched with the dovetail strips, and the dovetail strips are in interference fit with the dovetail grooves; through install the dovetail additional in access cover bottom surface both sides, until pushing away from the dovetail completely with the dovetail, accomplish the dismantlement to the access cover, need not to reach the dismantlement to the access cover through the mode of dismantling the screw, the operation is swift convenient.

Description

Plug-in box for electromagnetic countermeasure

Technical Field

The utility model relates to an subrack especially relates to a subrack for electromagnetic countermeasure.

Background

With the rapid development of the internet and 3G/4G services, the demand of the market for the scheduling capacity of the transmission switching equipment is increasing, high-speed and compact communication equipment becomes a mainstream trend, and a plug box is required for the installation of the equipment.

The access cover in current box is fixed through screw and box mostly, when opening the access panel and maintaining the equipment in the box, need dismantle the screw earlier, troublesome poeration, and the screw is small, and the screw under the dismantlement is lost easily, brings inconvenience for the reinstallation of access panel.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an inserting box for electromagnetic countermeasure can solve the current inserting box in the access cover fix through screw and box mostly, when opening the access panel and maintaining the equipment in the box, need dismantle the screw earlier, troublesome poeration, and the screw is small, and the screw under the dismantlement is lost easily, the technical problem who brings inconvenience for the reinstallation of access panel.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an subrack for electromagnetism antagonism, includes fixed plate, access cover and box constitution, the fixed plate is fixed at the box front surface, box top surface opening, the access cover is located the box top surface, the access cover can cover box top surface opening, the equal fixedly connected with dovetail strip in access cover bottom surface both sides, the dovetail with dovetail strip looks adaptation is all seted up to box top surface both sides, dovetail strip and dovetail interference fit.

As an optimized technical scheme of the utility model, the length of dovetail strip length, dovetail groove length, box and the width of access cover are all unanimous.

As a preferred technical scheme of the utility model, the spout that extends to its inboard is all seted up on box rear surface both sides top, the installation cavity has been seted up to the spout inboard, the spread groove has been seted up between spout and the installation cavity, the spout link up each other through spread groove and installation cavity, be equipped with the transmission piece in the installation cavity, be equipped with the spring that is used for the transmission piece to reset between transmission piece bottom and the installation cavity, transmission piece top surface fixedly connected with kicking block, the kicking block top upwards extends and runs through the box, the kicking block top extends to in the dovetail.

As a preferred technical scheme of the utility model, establish the slider in the spout, be connected with the connecting block between slider and the transmission piece, the connecting block runs through the spread groove, the connecting block slides in the spread groove.

As a preferred technical scheme of the utility model, the chamber that holds that upwards extends is seted up to access cover bottom surface, it is equipped with the baffle to hold chamber bottom end opening part, it is equipped with the silica gel drier to hold the intracavity, the baffle can be with the silica gel drier restriction holding the intracavity, the through-hole that link up each other is seted up rather than to the baffle bottom surface, the silica gel drier adsorbs through the moisture in the through-hole pair box.

As an optimized technical scheme of the utility model, the through-hole equidistance distributes in the baffle bottom surface.

As a preferred technical scheme of the utility model, baffle top surface outside equidistance is fixed with the fixed head, fixed head outside parcel one deck rubber, the fixed head embedding is in the access cover, the fixed head passes through rubber layer and access cover interference fit.

As an optimized technical scheme of the utility model, the fixed head is the smooth cylinder that the top has the cambered surface.

As an optimized technical scheme of the utility model, baffle bottom surface and access cover bottom surface are located same horizontal plane.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the dovetail strips are additionally arranged on the two sides of the bottom surface of the access cover, when equipment in the plug box needs to be overhauled, the access cover is taken away from an opening on the top surface of the box body, the sliding block slides downwards, the sliding block drives the transmission block to move downwards through the connecting block, the transmission block drives the ejector block to move downwards, the top end of the ejector block leaves the dovetail strip, then one side of the access cover is correspondingly pushed, the access cover drives the dovetail strips to move in the dovetail groove, the dovetail strips are enabled to move in the dovetail groove, the top end of the ejector block cannot enter the dovetail strips, then the other side of the access cover is disassembled in the same way until the dovetail strips are completely pushed away from the dovetail groove, the disassembly of the access cover is completed, the disassembly of the access cover can be achieved without disassembling screws, and the operation is rapid and convenient;

2. through install the silica gel drier additional in the access cover, the silica gel drier principal ingredients is SiO, the special microporous structure forms capillary absorption and the effect of condensing comes powerful absorption moisture, not deliquescing after the moisture absorption, physical adsorption, it is nontoxic and harmless, but reuse, make its stoving renewable use after the moisture absorption, energy-concerving and environment-protective, still can come audio-visual demonstration moisture absorption state through adding allochroic silica gel, whether more audio-visual decision is maintained the silica gel drier who uses, when needing to maintain it, will take away from the baffle and take away from holding chamber bottom opening, take away the silica gel drier from holding the intracavity again, it can to install new silica gel drier, do stoving resealing to the silica gel drier under the change, convenient reuse.

Drawings

Fig. 1 is a schematic view of a front view structure of an insert box according to the present invention;

fig. 2 is a schematic top view of the insert box according to the present invention;

fig. 3 is a rear view schematic diagram of the subrack of the present invention;

FIG. 4 is an enlarged view of a portion a of FIG. 3;

fig. 5 is a schematic sectional structural view of the installation cavity according to the present invention;

fig. 6 is a schematic sectional structural view of the accommodating chamber according to the present invention;

wherein: 1. a fixing plate; 11. a fixing hole; 2. an access cover; 3. a box body; 4. a dovetail strip; 41. a dovetail groove; 42. a top block; 43. a chute; 44. a slider; 45. connecting grooves; 46. connecting blocks; 47. a mounting cavity; 48. a spring; 49. a transmission block; 5. a baffle plate; 51. a through hole; 52. a silica gel desiccant; 53. an accommodating chamber; 54. and fixing the head.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Please refer to fig. 1-4, the utility model provides an electromagnetic countermeasure is with subrack, by fixed plate 1, access cover 2 and box 3 are constituteed, the 3 material of box is aluminium extruded profile, the chromic acid passivation, can effectively promote the electromagnetic shielding performance of subrack, fixed plate 1 is fixed at the 3 front surfaces of box, fixed orifices 11 has been seted up to fixed plate 1 both sides, 3 top surface openings of box, access cover 2 is located 3 top surfaces of box, access cover 2 can cover 3 top surface openings of box, the equal fixedly connected with dovetail 4 in access cover 2 bottom surface both sides, dovetail 41 with dovetail 4 looks adaptation is all seted up to 3 top surface both sides of box,

dovetail

4 and 41 interference fit of dovetail, dovetail 4 length, dovetail 41 length, the length of box 3 and the width of access cover 2 are all unanimous, can promote

access cover

2 and 3's firm in connection degree.

Referring to fig. 4 and 5, sliding grooves 43 extending inward are formed in top ends of two sides of the rear surface of the box body 3, a mounting cavity 47 is formed in the inner side of each sliding groove 43, a connecting groove 45 is further formed between each sliding groove 43 and the corresponding mounting cavity 47, each sliding groove 43 is communicated with the corresponding mounting cavity 47 through the corresponding connecting groove 45, a driving block 49 is arranged in each mounting cavity 47, a spring 48 for restoring the driving block 49 is arranged between the bottom end of each driving block 49 and the corresponding mounting cavity 47, a top block 42 is fixedly connected to the top surface of each driving block 49, the top end of each top block 42 extends upward to penetrate through the box body 3, the top end of each top block 42 extends into the dovetail strip 4, under the obstruction of the top block 42, the dovetail strip 4 is prevented from moving freely in the dovetail groove 41, and in order to conveniently move the transmission block 49, a sliding block 44 is arranged in the sliding groove 43, a connecting block 46 is connected between the sliding block 44 and a transmission block 49, and the connecting block 46 penetrates through the connecting groove 45 and slides in the connecting groove 45.

When the device is used, the dovetail strips 4 are additionally arranged on two sides of the bottom surface of the access cover 2, when equipment in a plug box needs to be overhauled, the access cover 2 is taken away from an opening on the top surface of the box body 3, the sliding block 44 slides downwards, the sliding block 44 drives the transmission block 49 to move downwards through the connecting block 46, the transmission block 49 drives the ejector block 42 to move downwards, the top end of the ejector block 42 leaves the inside of the dovetail strip 4, then one side of the access cover 2 is correspondingly pushed, the access cover 2 drives the dovetail strip 4 to move in the dovetail groove 41, the dovetail strip 4 moves in the dovetail groove 41, the top end of the ejector block 42 cannot enter the dovetail strip 4, then the other side of the access cover 2 is dismantled in the same way until the dovetail strip 4 is completely pushed away from the dovetail groove 41, the overhaul cover 2 is dismantled, the overhaul cover 2 can be dismantled without a screw dismantling mode, and the operation is fast and convenient.

Referring to fig. 6, an accommodating cavity 53 extending upwards is formed in the bottom surface of the access cover 2, a baffle plate 5 is arranged at an opening at the bottom end of the accommodating cavity 53, a silica gel desiccant 52 is arranged in the accommodating cavity 53, the silica gel desiccant 52 can be limited in the accommodating cavity 53 by the baffle plate 5, through holes 51 communicated with the baffle plate 5 are formed in the bottom surface of the baffle plate 5, the through holes 51 are equidistantly distributed in the bottom surface of the baffle plate 5, the silica gel desiccant 52 adsorbs moisture in the box body 3 through the through holes 51, corrosion of the moisture to equipment in the box body 3 is reduced, and the insert box can be used in different environments; baffle 5 top surface outside equidistance is fixed with fixed head 54, fixed head 54 outside parcel one deck rubber, fixed head 54 imbeds in access cover 2, fixed head 54 passes through rubber and access cover 2 interference fit, fixed head 54 has the smooth cylinder of cambered surface for the top, can make things convenient for fixed head 54 to insert in access cover 2, baffle 5 bottom surface and access cover 2 bottom surface are located same horizontal plane, do not influence the dismantlement of access cover 2 and box 3 like this.

During the use, silica gel drier 52 principal ingredients is SiO2, the special microporous structure forms capillary absorption and the effect of condensing comes the powerful moisture of absorption, do not deliquescing after the moisture absorption, physical adsorption, it is nontoxic and harmless, but reuse, make its stoving renewable use after the moisture absorption, energy-concerving and environment-protective, still can come visual display moisture absorption state through adding allochroic silica gel, whether more audio-visual decision maintains the silica gel drier 52 that uses, when needing to maintain it, will take away from baffle 5 from holding chamber 53 bottom opening, take away silica gel drier 52 from holding chamber 53 again, it can to load on new silica gel drier 52, do stoving resealing to the silica gel drier 52 under the change, convenient reuse.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electromagnetic countermeasure is with subrack, includes that fixed plate (1), access cover (2) and box (3) are constituteed, fixed plate (1) is fixed at box (3) front surface, box (3) top surface opening, access cover (2) are located box (3) top surface, access cover (2) can cover box (3) top surface opening, its characterized in that: the maintenance cover is characterized in that dovetail strips (4) are fixedly connected to two sides of the bottom surface of the maintenance cover (2), dovetail grooves (41) matched with the dovetail strips (4) are formed in two sides of the top surface of the box body (3), and the dovetail strips (4) are in interference fit with the dovetail grooves (41).

2. The electromagnetic countermeasure subrack of claim 1, wherein: the length of the dovetail strip (4), the length of the dovetail groove (41), the length of the box body (3) and the width of the access cover (2) are all consistent.

3. The electromagnetic countermeasure subrack of claim 1, wherein: the box (3) rear surface both sides top all sets up spout (43) that extend to its inboard, installation cavity (47) have been seted up to spout (43) inboard, spread groove (45) have been seted up between spout (43) and installation cavity (47), spout (43) link up each other through spread groove (45) and installation cavity (47), be equipped with in installation cavity (47) transmission piece (49), be equipped with between transmission piece (49) bottom and installation cavity (47) and be used for spring (48) that transmission piece (49) reset, transmission piece (49) top surface fixedly connected with kicking block (42), kicking block (42) top upwards extends and runs through box (3), kicking block (42) top extends to in dovetail strip (4).

4. The electromagnetic countermeasure subrack of claim 3, wherein: establish slider (44) in spout (43), be connected with connecting block (46) between slider (44) and transmission block (49), connecting block (46) run through connecting groove (45), connecting block (46) slide in connecting groove (45).

5. The electromagnetic countermeasure subrack of claim 4, wherein: the chamber (53) that holds that upwards extends is seted up to access cover (2) bottom surface, it is equipped with baffle (5) to hold chamber (53) bottom opening part, it is equipped with silica gel drier (52) in chamber (53) to hold, baffle (5) can restrict silica gel drier (52) and hold chamber (53) in, through-hole (51) that link up each other rather than have been seted up to baffle (5) bottom surface, silica gel drier (52) adsorb the moisture in box (3) through-hole (51).

6. The electromagnetic countermeasure subrack of claim 5, wherein: the through holes (51) are distributed on the bottom surface of the baffle (5) at equal intervals.

7. The electromagnetic countermeasure subrack of claim 6, wherein: baffle (5) top surface outside equidistance is fixed with fixed head (54), fixed head (54) outside parcel one deck rubber, fixed head (54) embedding is in access cover (2), fixed head (54) are through rubber layer and access cover (2) interference fit.

8. The electromagnetic countermeasure subrack of claim 7, wherein: the fixed head (54) is a smooth cylinder with an arc surface at the top end.

9. The electromagnetic countermeasure subrack of claim 8, wherein: the bottom surface of the baffle (5) and the bottom surface of the access cover (2) are positioned on the same horizontal plane.