CN209608669U - A kind of intermediate-frequency channel box device with electromagnetic shielding - Google Patents
A kind of intermediate-frequency channel box device with electromagnetic shielding Download PDFInfo
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- CN209608669U CN209608669U CN201822103265.0U CN201822103265U CN209608669U CN 209608669 U CN209608669 U CN 209608669U CN 201822103265 U CN201822103265 U CN 201822103265U CN 209608669 U CN209608669 U CN 209608669U
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- frequency channel
- electromagnetic shielding
- channel box
- top surface
- fixed
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Abstract
The utility model discloses a kind of intermediate-frequency channel box device with electromagnetic shielding, including intermediate-frequency channel box body and mounting plate, the top surface of the mounting plate is fixed with resilient steel clip, the bottom of the intermediate-frequency channel box body is fixed with support rod, the two sides outer wall of the clamping joint opens up fluted, shield of blower fan is fixed with inside the top surface of the shielding shell, the top surface for being internally located at shielding shell of the shield of blower fan is equipped with blower, the top surface of the annular engaging lug opens up fluted, the surface that the top surface of the annular engaging lug is located at shielding shell is provided with electromagnetic shielding silk screen, the bottom end surrounding of the electromagnetic shielding silk screen is adhesive with velcro hook surface, the surface of the velcro hook surface is located at the active charcoal sponge filter screen of surrounding adhesion of electromagnetic shielding silk screen, the utility model has the function of being electromagnetically shielded well, it is convenient for tearing open It fills and fixed, while having the effect of good dust shield case and heat dissipation.
Description
Technical field
The utility model relates to communication channels to have technical field, and in particular to a kind of intermediate-frequency channel box with electromagnetic shielding
Device.
Background technique
Communication channel is the access of data transmission, and channel is divided into physical channel and logic channel in a computer network.Object
Reason channel refers to the physical path for being used for transmission data-signal, it is made of transmission medium and related communication equipment；Logic channel refers to
On the basis of physical channel, the both sides for sending and receiving data-signal pass through the logical path that intermediate node is realized, thus
For the logical path that transmission data-signal is formed, logic channel can be connection, be also possible to connectionless.Physical channel
It can also be divided into wire channel and wireless channel according to the difference of transmission medium, number can also be divided by the difference of wire data type
Word channel and analog channel.
Currently, intermediate-frequency channel box device does not have the function of shielded signal, while being not easy to be dismounted and be fixed, it is dust-proof
It is poor with heat dissipation effect.
Utility model content
The purpose of this utility model is to provide a kind of intermediate-frequency channel box device with electromagnetic shielding, it is above-mentioned to solve
The intermediate-frequency channel box device mentioned in background technique does not have the function of shielded signal, while being not easy to dismount dust-proof and scattered
Thermal effect poor.
To achieve the above object, the utility model provides the following technical solutions: a kind of intermediate-frequency channel with electromagnetic shielding
Box device, including intermediate-frequency channel box body and mounting plate, the top surface of the mounting plate are fixed with resilient steel clip, the intermediate-frequency channel
The bottom of box body is fixed with support rod, the fixed clamping joint in the bottom of the support rod, and the two sides outer wall of the clamping joint opens up
Have the first groove, the clamping joint is connected to the inside of resilient steel clip by the first groove, the intermediate-frequency channel box body it is outer
The top surface that portion is located at mounting plate is equipped with shielding shell, is fixed with shield of blower fan, the wind inside the top surface of the shielding shell
The top surface for being internally located at shielding shell of machine shield is equipped with blower, and the surface of the shielding shell offers through-hole, the screen
The outer wall bottom end surrounding for covering shell is fixed with annular engaging lug, and the top surface of the annular engaging lug offers the second groove, described
The inside of second groove is bolted with screw, and the screw is fixed on the surface of mounting plate, and the top surface of the annular engaging lug is located at
The surface of shielding shell is provided with electromagnetic shielding silk screen, and the bottom end surrounding of the electromagnetic shielding silk screen is adhesive with velcro hook surface,
The surface of the velcro hook surface is located at the active charcoal sponge filter screen of surrounding adhesion of electromagnetic shielding silk screen.
Preferably, the bottom of the annular engaging lug, which is located between the top surface of mounting plate, is provided with silicagel pad.
Preferably, the surface of the shield of blower fan is uniformly provided with exhaust vent.
Preferably, the resilient steel clip is at least provided with four groups, and four groups of resilient steel clips are to be symmetrical arranged two-by-two.
Preferably, the interface shape of the clamping joint is taper, and the upper end of resilient steel clip is arc setting of turning up.
Preferably, second groove is at least provided with eight groups, and eight group of second groove is to be symmetrical arranged two-by-two.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model has the function of being electromagnetically shielded well, is convenient for dismounting and fix, while having very well
Dust shield case and heat dissipation effect；
2, the utility model is by being added screw, resilient steel clip, electromagnetic shielding silk screen, support rod, clamping joint and velcro
Active carbon sponge filter screen can be pulled off from the surface of velcro hook surface, can be convenient in this way by the setting of hook surface
Reusability is cleaned, can have good electromagnetic shielding in this way due to being fixed with electromagnetic shielding silk screen on the outer wall of shielding shell
Effect, while can be removed the screw shielded on outer shell outer wall by screwdriver, since intermediate-frequency channel box body is logical
The clamping joint for crossing support boom end is plugged into the inside of resilient steel clip, in this way while being convenient for dismounting, makes to fix more
Stabilization；
3, the utility model in this way may be used by the setting of addition through-hole, active carbon sponge filter screen, shield of blower fan and blower
The inside of the intermediate-frequency channel box body of shielding interior of shell to be blowed in the case where blower works, due to shielding shell
Surface offers through-hole, can accelerate the air flowing for shielding interior of shell, to accelerate the speed of heat dissipation, simultaneously because active
The setting of charcoal sponge filter screen can have good dust-proof effect to intermediate-frequency channel box body when not in use, can be effective
The influence for preventing dust from using intermediate-frequency channel box body.
Detailed description of the invention
Fig. 1 is the main view the schematic diagram of the section structure of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the support rod and clamping joint side view of the utility model；
Fig. 4 is the enlarged drawing of the utility model.
In figure: 1, intermediate-frequency channel box body；2, mounting plate；3, resilient steel clip；4, support rod；5, clamping joint；6, first is recessed
Slot；7, shell is shielded；8, shield of blower fan；9, blower；10, through-hole；11, annular engaging lug；12, the second groove；13, screw；
14, it is electromagnetically shielded silk screen；15, velcro hook surface；16, active carbon sponge filter screen；17, silicagel pad；18, exhaust vent.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution as shown in Figs 1-4, a kind of intermediate-frequency channel with electromagnetic shielding
Box device, including intermediate-frequency channel box body 1 and mounting plate 2, the top surface of the mounting plate 2 are fixed with resilient steel clip 3, the elasticity
Steel clamp 3 is welded by the elastic steel sheet of two pieces of flexure types, and the bottom of the intermediate-frequency channel box body 1 is fixed with support rod 4,
The fixed clamping joint 5 in the bottom of the support rod 4, the two sides outer wall of the clamping joint 5 offer the first groove 6, the clamping joint 5
The inside of resilient steel clip 3 is connected to by the first groove 6, the outside of the intermediate-frequency channel box body 1 is located at the top surface of mounting plate 2
Shielding shell 7 is installed, is fixed with shield of blower fan 8, the interior position of the shield of blower fan 8 inside the top surface of the shielding shell 7
Blower 9 is installed in the top surface of shielding shell 7, the surface of the shielding shell 7 offers through-hole 10, the shielding shell 7
Outer wall bottom end surrounding is fixed with annular engaging lug 11, and the top surface of the annular engaging lug 11 offers the second groove 12, and described the
The inside of two grooves 12 is bolted with screw 13, and the screw 13 is fixed on the surface of mounting plate 2, the annular engaging lug 11
The surface that top surface is located at shielding shell 7 is provided with electromagnetic shielding silk screen 14, and electromagnetic shielding silk screen 14 is a kind of by translucency and electricity
The material of electromagnetic shielding performance perfect combination has good electric conductivity, gas permeability, flexibility and stability, can be with metal framework
Connection uses, and the bottom end surrounding of the electromagnetic shielding silk screen 14 is adhesive with velcro hook surface 15, the table of the velcro hook surface 15
Face is located at the active charcoal sponge filter screen 16 of surrounding adhesion of electromagnetic shielding silk screen, and the active carbon sponge filter screen 16 has very
Good absorption dust and good aeration, can be dust-proof and be convenient for air circulation.
It, can be with specifically, the bottom of the annular engaging lug 11 is located between the top surface of mounting plate 2 and is provided with silicagel pad 17
Make to install between shielding shell 7 and mounting plate 2 even closer.
Specifically, the surface of the shield of blower fan 8 is uniformly provided with exhaust vent 18, can reinforce shielding inside shell 7
Air circulation improves radiating rate.
Specifically, the resilient steel clip 3 is at least provided with four groups, and four groups of resilient steel clips 3 are to be symmetrical arranged two-by-two, in this way
Intermediate-frequency channel box body 1 can be made to dismount enhanced convenience, while being placed more stable.
Specifically, the interface shape of the clamping joint 5 is taper, and the upper end of resilient steel clip 3 is to turn up arc setting just
It is clamped in clamping joint 5 and resilient steel clip 3, and under the action of groove 6, keeps clamping more stable.
Specifically, second groove 12 is at least provided with eight groups, and eight group of second groove 12 is to be symmetrical arranged two-by-two, just
In screw 13 installation simultaneously eight screws 13 can make be fixedly mounted fixation it is more stable.
Working principle: in use, first in place by the installation of mounting plate 2, it can be by active carbon sponge filter screen 16
It is pulled off from the surface of velcro hook surface 15, cleaning Reusability can be convenient in this way, due to shielding the outer wall of shell 7
On be fixed with electromagnetic shielding silk screen 14 and can have good effectiveness in this way, while can will be shielded by screwdriver
Screw 13 on 7 outer wall of shell is removed, since intermediate-frequency channel box body 1 is 5 grafting of clamping joint by 4 end of support rod
To the inside of resilient steel clip 3, in this way while being convenient for dismounting, keep fixation more stable；
At this moment can blower 9 work in the case where to shielding shell 7 inside intermediate-frequency channel box body 1 inside into
Row blowing can accelerate to shield the air flowing inside shell 7 since shielding 7 surface of shell offers through-hole 10, thus plus
The speed to radiate fastly, simultaneously because the setting of active carbon sponge filter screen 16, it can be when not in use to intermediate-frequency channel box body 1
With good dust-proof effect, the influence that dust uses intermediate-frequency channel box body 1, heat dissipation and dust-proof effect can effectively prevent
Fruit is relatively good.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of intermediate-frequency channel box device with electromagnetic shielding, including intermediate-frequency channel box body (1) and mounting plate (2), special
Sign is: the top surface of the mounting plate (2) is fixed with resilient steel clip (3), and the bottom of the intermediate-frequency channel box body (1) is fixed with
The bottom of support rod (4), the support rod (4) is fixed clamping joint (5), and the two sides outer wall of the clamping joint (5) offers first
Groove (6), the clamping joint (5) are connected to the inside of resilient steel clip (3), the intermediate-frequency channel box sheet by the first groove (6)
The top surface that the outside of body (1) is located at mounting plate (2) is equipped with shielding shell (7), fixes inside the top surface of shielding shell (7)
Have shield of blower fan (8), the top surface for being internally located at shielding shell (7) of the shield of blower fan (8) is equipped with blower (9), the screen
The surface for covering shell (7) offers through-hole (10), and the outer wall bottom end surrounding of shielding shell (7) is fixed with annular engaging lug
(11), the top surface of the annular engaging lug (11) offers the second groove (12), and the inside of second groove (12) is bolted with
Screw (13), the screw (13) are fixed on the surface of mounting plate (2), and it is outer that the top surface of the annular engaging lug (11) is located at shielding
The surface of shell (7) is provided with electromagnetic shielding silk screen (14), and the bottom end surrounding of electromagnetic shielding silk screen (14) is adhesive with velcro
Hook surface (15), the surface of the velcro hook surface (15) are located at the active charcoal sponge filter screen of surrounding adhesion of electromagnetic shielding silk screen
(16)。
2. a kind of intermediate-frequency channel box device with electromagnetic shielding according to claim 1, it is characterised in that: the annular
The bottom of engaging lug (11), which is located between the top surface of mounting plate (2), is provided with silicagel pad (17).
3. a kind of intermediate-frequency channel box device with electromagnetic shielding according to claim 1, it is characterised in that: the blower
The surface of shield (8) is uniformly provided with exhaust vent (18).
4. a kind of intermediate-frequency channel box device with electromagnetic shielding according to claim 1, it is characterised in that: the elasticity
Steel clamp (3) is at least provided with four groups, and four groups of resilient steel clips (3) are to be symmetrical arranged two-by-two.
5. a kind of intermediate-frequency channel box device with electromagnetic shielding according to claim 1, it is characterised in that: the clamping
The interface shape of head (5) is taper, and the upper end of resilient steel clip (3) is arc setting of turning up.
6. a kind of intermediate-frequency channel box device with electromagnetic shielding according to claim 1, it is characterised in that: described second
Groove (12) is at least provided with eight groups, and eight group of second groove (12) is to be symmetrical arranged two-by-two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822103265.0U CN209608669U (en) | 2018-12-14 | 2018-12-14 | A kind of intermediate-frequency channel box device with electromagnetic shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822103265.0U CN209608669U (en) | 2018-12-14 | 2018-12-14 | A kind of intermediate-frequency channel box device with electromagnetic shielding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209608669U true CN209608669U (en) | 2019-11-08 |
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ID=68397263
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822103265.0U Active CN209608669U (en) | 2018-12-14 | 2018-12-14 | A kind of intermediate-frequency channel box device with electromagnetic shielding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578190A (en) * | 2020-11-25 | 2021-03-30 | 中国科学院上海光学精密机械研究所 | FAST distributed optical fiber universe monitoring system |
-
2018
- 2018-12-14 CN CN201822103265.0U patent/CN209608669U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578190A (en) * | 2020-11-25 | 2021-03-30 | 中国科学院上海光学精密机械研究所 | FAST distributed optical fiber universe monitoring system |
| CN112578190B (en) * | 2020-11-25 | 2023-03-14 | 中国科学院上海光学精密机械研究所 | FAST distributed optical fiber universe monitoring system |
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