CN219780717U - Expandable modular switch matrix - Google Patents

Abstract

The utility model discloses a scalable modularized switch matrix, which comprises a case, a top plate arranged at the top of the case and a mounting frame arranged in the case, wherein a front bracket is arranged at the upper part of the mounting frame, and a front side radio frequency connector is arranged on the front bracket; the side of machine case is provided with interface assembly, display screen and thermovent respectively, thermovent place the upper portion of machine case still is provided with the filter screen, be provided with spacing adjustment assembly on the mounting bracket that fore-stock one side set up, be provided with the clean subassembly that is used for clearing up the filter screen on the roof. The utility model can adjust the distance between the rear side radio frequency connector and the front side radio frequency connector, realizes the rapid installation of the radio frequency switch, is convenient to operate, can clean the filter screen, and improves the heat radiation capacity of the switch matrix.

Description

Expandable modular switch matrix

Technical Field

The utility model relates to the technical field of radio frequency communication, in particular to a scalable modularized switch matrix.

Background

The radio frequency switch matrix is used as a component in the wireless receiving and transmitting front end of the electronic system, and a plurality of antennas with different frequency bands can be arranged by a plurality of systems so as to expand the functional working frequency of the systems. The typical usage of the radio frequency switch matrix is to connect a plurality of antennas and a plurality of wireless transceiver components through the switch matrix, so that the wireless transceiver components can share the antennas through the switching control of the driving controller.

The expandable modularized switch matrix disclosed in Chinese patent CN214315825U comprises a case, a case front panel, a case rear panel, a mounting bracket, a radio frequency switch module, a control panel, a power adapter, a power switch, a power interface, a cooling fan, a grounding column, a LAN network cable interface, an LED display panel, an RS232 interface and a radio frequency cable with radio frequency connectors at two ends.

The technical scheme can conveniently increase or decrease the number of the radio frequency switch modules, and has stronger expansibility. However, the distance between the front side radio frequency connector and the rear side radio frequency connector cannot be adjusted through the structure, the installation of the radio frequency switch is inconvenient, the installation operation of the radio frequency switch is complex, dust at a radiating port cannot be cleaned, the heat dissipation performance in a case is affected, and the running stability of components in the case cannot be guaranteed.

Disclosure of Invention

In order to solve the technical problems in the background art, the utility model provides a scalable modularized switch matrix.

The utility model adopts the following technical scheme:

the expandable modularized switch matrix comprises a case, a top plate arranged at the top of the case and a mounting frame arranged in the case, wherein a front bracket is arranged at the upper part of the mounting frame, and a front side radio frequency connector is arranged on the front bracket;

the side of machine case is provided with interface assembly, display screen and thermovent respectively, thermovent place the upper portion of machine case still is provided with the filter screen, be provided with spacing adjustment assembly on the mounting bracket that fore-stock one side set up, be provided with the clean subassembly that is used for clearing up the filter screen on the roof.

In one embodiment, the spacing adjustment assembly includes a rear bracket movably disposed on the mounting bracket, the rear bracket having a rear radio frequency connector disposed thereon that corresponds to the front radio frequency connector.

In one embodiment, the bottom of the rear bracket is provided with the guide blocks, the upper two side faces of the mounting frame are symmetrically provided with the guide grooves, and the guide blocks are slidably arranged in the guide grooves, so that the guidance quality of the rear bracket during moving is improved.

In one embodiment, a fixing plate is arranged on one side of the rear support, and a positioning bolt is arranged in the middle of the fixing plate and can position the rear support.

In one embodiment, the cleaning assembly comprises a cleaning brush, an adjusting opening is formed in one side of the top plate, an adjusting buckle is slidably arranged in the adjusting opening, and the supporting plate is arranged on one side of the adjusting buckle.

In one embodiment, the cleaning brush is attached to the filter screen, so that the effect of the cleaning brush and the filter screen on dust cleaning is improved.

In an embodiment, adjust and detain both sides face and be provided with first extension board and second extension board respectively, the regulation mouth medial surface symmetry is provided with first storage tank and second storage tank, first extension board movably sets up in first storage tank, the second extension board movably sets up in the second storage tank, can guarantee the leakproofness of regulation mouth.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model can adjust the distance between the front side radio frequency connector and the rear side radio frequency connector, can carry out expandable installation on the radio frequency switch, has convenient and fast installation operation and high use flexibility.

2. The utility model can clean the dust adhered on the filter screen, ensure the heat dissipation effect of the filter screen and ensure the heat dissipation performance.

Drawings

FIG. 1 is a schematic diagram of an exploded structure according to an embodiment of the present utility model.

Fig. 2 is a schematic illustration of a main cross-section of the intermediate distance adjustment assembly of fig. 1.

Fig. 3 is a schematic view of a partial enlarged structure at a in fig. 1.

Fig. 4 is a schematic view of a partial enlarged structure at B in fig. 1.

Fig. 5 is a schematic view showing a main sectional structure of a cleaning assembly according to an embodiment of the present utility model.

Reference numerals:

1. a spacing adjustment assembly; 2. a front bracket; 3. a front side radio frequency connector; 4. a radio frequency switch; 5. a top plate; 6. a cleaning assembly; 7. a mounting frame; 8. an interface assembly; 9. a filter screen; 10. a heat radiation port; 11. a display screen; 101. a rear bracket; 102. a rear radio frequency connector; 103. positioning bolts; 104. a guide groove; 105. a fixing plate; 106. a guide block; 601. a support plate; 602. an adjusting buckle; 603. an adjustment port; 604. a cleaning brush; 605. a first storage groove; 606. a first extension plate; 607. a second extension plate; 608. and a second storage groove.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Embodiments of the present utility model will be further described below with reference to the accompanying drawings. It will be appreciated by those skilled in the art that the described embodiments of the utility model are merely exemplary embodiments. Embodiments of the present utility model are described below with reference to the accompanying drawings.

As shown in fig. 1 to 5, the present utility model proposes a scalable modular switch matrix, which in one embodiment, as shown in fig. 1 to 3, includes a chassis, a top plate 5 disposed on top of the chassis, and a mounting frame 7 disposed in the chassis.

The upper part of the mounting frame 7 is provided with a front bracket 2 and a front side radio frequency connector 3 is arranged on the front bracket.

The side of the machine case is provided with an interface component 8, a display screen 11 and a heat radiation port 10 respectively, the upper part of the machine case where the heat radiation port 10 is positioned is also provided with a filter screen 9, and a distance adjusting component 1 is arranged on a mounting frame arranged on one side of the front support.

The spacing adjustment assembly 1 comprises a rear bracket 101, the rear bracket 101 being movably arranged on the mounting frame 7. The rear bracket 101 is provided with a rear rf connector 102 corresponding to the front rf connector 3.

The interface component 8 comprises a LAN network cable interface, an RS232 interface and a power supply interface, wherein the LAN network cable interface is connected with the internal controller through a network connecting wire, the power supply interface is electrically connected with the internal power supply, and the RS232 interface is connected with the internal controller through a cable.

The bottom of the rear bracket 101 is provided with the guide blocks 106, the guide blocks 106 are slidably arranged in the guide grooves 104, the guide grooves 104 are arranged on two sides of the upper surface of the mounting frame 7, so that the movement of the rear vertical frame can be guided, and the moving guidance of the rear vertical frame is improved.

The guide way 104 is symmetrically arranged on the upper side surface of the mounting frame 7, one side of the rear bracket 101 is provided with a fixing plate 105, and the middle part of the fixing plate 105 is provided with a positioning screw 103, so that the position of the rear vertical frame can be fixed.

In this embodiment, according to the number of rf switches 4 actually used, the rf switches 4 are installed, the positioning screw 103 is loosened first, then the rear stand is pushed, the rear stand drives the guide block 106 to move in the guide groove 104, the rear stand drives the rear rf connector 102 to move, the distance between the rear stand and the front stand is adjusted, then one end of the corresponding number of rf switches 4 is connected with the front rf connector 3, then the rear stand is pushed, the rear rf connector 102 is connected with the rf switch 4, and the positioning screw 103 is screwed, so that the position of the rear bracket 101 is fixed.

In one embodiment, as shown in fig. 1 and fig. 4, a cleaning component 6 for cleaning the filter screen is disposed on the top plate of the expandable modularized switch matrix, the cleaning component 6 includes a cleaning brush 604, the cleaning brush 604 is disposed on one side of the supporting plate 601, the supporting plate 601 is disposed on one side of the adjusting buckle 602, the adjusting buckle 602 is slidably disposed in the adjusting opening 603, the adjusting opening 603 is disposed on one side of the top plate 5, the cleaning brush 604 is attached to the filter screen 9, and adhered dust on the filter screen 9 can be cleaned, so that the heat dissipation of the filter screen 9 is ensured.

In this embodiment, when the filter screen 9 needs to be cleaned, the adjusting button 602 is pushed, the adjusting button 602 moves in the adjusting opening 603, the adjusting button 602 drives the supporting plate 601 to move, the supporting plate 601 moves to drive the cleaning brush 604 to move, and the cleaning brush 604 scrapes dust adhered on the filter screen 9.

As shown in fig. 5, a first extending plate 606 and a second extending plate 607 are respectively disposed on two side surfaces of the adjusting buckle 602, a first receiving groove 605 and a second receiving groove 608 are symmetrically disposed on an inner side surface of the adjusting opening, the first extending plate 606 is movably disposed in the first receiving groove 605, and the second extending plate 607 is movably disposed in the second receiving groove 608. The adjusting buckle 602 moves to drive the first extending plate 606 to move in the first accommodating groove 605, and meanwhile, the adjusting buckle 602 moves to drive the second extending plate 607 to move in the second accommodating groove 608, so that the adjusting port 603 can be sealed, and dust is prevented from entering the chassis through the adjusting port 603.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (7)

1. The expandable modularized switch matrix comprises a case, a top plate arranged at the top of the case and a mounting rack arranged in the case, and is characterized in that a front bracket is arranged at the upper part of the mounting rack, and a front side radio frequency connector is arranged on the front bracket;

the side of machine case is provided with interface assembly, display screen and thermovent respectively, thermovent place the upper portion of machine case still is provided with the filter screen, be provided with spacing adjustment assembly on the mounting bracket that fore-stock one side set up, be provided with the clean subassembly that is used for clearing up the filter screen on the roof.

2. The expandable modular switch matrix of claim 1, wherein the spacing adjustment assembly comprises a rear bracket movably disposed on the mounting frame, the rear bracket having a rear radio frequency connector disposed thereon corresponding to the front radio frequency connector.

3. The expandable modular switch matrix of claim 2, wherein guide blocks are provided at the bottom of the rear bracket, guide grooves are symmetrically provided on both sides of the mounting bracket, and the guide blocks are slidably disposed in the guide grooves.

4. The expandable modular switch matrix of claim 3, wherein a fixed plate is disposed on one side of the rear bracket, and a positioning bolt is disposed in the middle of the fixed plate.

5. The expandable modular switch matrix of claim 1, wherein the cleaning assembly comprises a cleaning brush, an adjustment port is provided on one side of the top plate, an adjustment button is slidably provided in the adjustment port, and a support plate is provided on one side of the adjustment button.

6. The expandable modular switch matrix of claim 5, wherein the cleaning brush is positioned in engagement with the filter screen.

7. The expandable modular switch matrix of claim 5, wherein the two sides of the adjusting buckle are respectively provided with a first extension plate and a second extension plate, the inner side of the adjusting port is symmetrically provided with a first storage groove and a second storage groove, the first extension plate is movably arranged in the first storage groove, and the second extension plate is movably arranged in the second storage groove.