CN219678990U

CN219678990U - Waveguide coupler

Info

Publication number: CN219678990U
Application number: CN202320960901.XU
Authority: CN
Inventors: 牛晓磊; 于树林; 冯龙军
Original assignee: Shaanxi Bolan Xingxing Communication Technology Co ltd
Current assignee: Shaanxi Bolan Xingxing Communication Technology Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-09-12
Anticipated expiration: 2033-04-25

Abstract

The utility model provides a waveguide coupler, which comprises a coupler, wherein a first protective sleeve is sleeved at one end of the coupler, a second protective sleeve is sleeved at the other end of the coupler, a transmission line is inserted at two ends of the coupler, the transmission line is clamped with the first protective sleeve, the transmission line is clamped with the second protective sleeve, the first protective sleeve comprises a connecting frame, the connecting frame is sleeved on the coupler, a friction plate is fixedly arranged at one side of the connecting frame, and the friction plate is clamped at the outer side of the coupler. When the transmission line is plugged onto the coupler, the first protective sleeve and the second protective sleeve are respectively sleeved on the two sides of the coupler, and the transmission line penetrates through the rubber plate of the first protective sleeve, so that the transmission line is tightly bound by the sealing hole, the second protective sleeve is operated in the same way, the plugging position is sealed after plugging, the invasion of external water vapor and dust is avoided, and the operation is convenient.

Description

Waveguide coupler

Technical Field

The utility model belongs to the technical field of couplers, and particularly relates to a waveguide coupler.

Background

The waveguide coupler is one kind of coupler, in a microwave system, one path of microwave power is often required to be divided into a plurality of paths according to proportion, an element for realizing the function is called a power distribution element, namely a coupler, when the existing coupler is used, a transmission line and the like are required to be inserted into the coupler, the coupler is usually arranged to be sealed for improving stability, the situation that the stability is influenced due to invasion of external dust and water vapor still exists at an inserting port of the coupler, and a sealing structure causes poor heat dissipation effect.

In the Chinese patent with the publication number of CN209217180U, a directional waveguide coupler is disclosed, and the scheme is that a limit groove and a poking assembly are arranged, so that the top cover and the lower shell can be detached without tools, and a user can conveniently and regularly overhaul and maintain components in the coupler body; the heat dissipation assembly is arranged, so that heat generated in the coupler body can be discharged to the external environment through the heat dissipation fins; set up the sealing washer, improved the leakproofness between top cap and the lower casing to let the coupler body can be applicable to abominable environment, sealing performance is better, but the sealing of this scheme can't seal the grafting end of coupler, still exists steam, dust invasion's condition when grafting circuit or for grafting circuit, influences grafting stability, consequently needs a kind of leakproofness good, the radiating waveguide coupler of being convenient for.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a waveguide coupler which has the characteristics of good sealing performance and convenient operation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a waveguide coupler, includes the coupler, the one end of coupler has cup jointed a lag, the other end of coupler has cup jointed No. two lag, the both ends grafting of coupler is equipped with transmission line, transmission line and No. one lag block, transmission line and No. two lag block, no. one the lag includes the linking frame, the linking frame cup joints on the coupler, the fixed friction plate that is equipped with in one side of linking frame, the friction plate block is in the outside of coupler.

As a preferable technical scheme of the waveguide coupler, the connecting frame comprises a connecting sleeve, the connecting sleeve is sleeved on the coupler, a rubber plate is fixedly arranged on the inner side of the connecting sleeve, and the transmission line is clamped on the rubber plate.

As a preferable technical scheme of the waveguide coupler, a friction ring is fixedly arranged on the inner wall of the connecting sleeve, and the friction ring is clamped on the outer side of the coupler.

As a preferable technical scheme of the waveguide coupler, the rubber plate is provided with the sealing hole, and the transmission line is clamped at the inner side of the sealing hole.

As a preferable technical scheme of the waveguide coupler, friction strips are fixedly arranged on the inner wall of the friction plate, the friction strips are clamped on the side wall of the coupler, and a heat-conducting plate is fixedly arranged on the inner side of the friction plate.

As a preferable technical scheme of the waveguide coupler, the coupler is fixedly provided with a plug, and the transmission line is plugged at the inner side of the plug.

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

when the transmission line is plugged into the coupler, the first protective sleeve and the second protective sleeve are respectively sleeved on two sides of the coupler, and the transmission line penetrates through the rubber plate of the first protective sleeve, so that the transmission line is tightly bound by the sealing hole, the second protective sleeve is operated in the same way, the plugging position is sealed after plugging, the invasion of external water vapor and dust is avoided, and the operation is convenient;

and through the friction plate that sets up, cup joint on the coupler at the lag, carry out spacing stability through the friction strip of friction plate, and laminate and make things convenient for heat conduction heat dissipation on the coupler through the heat conduction board, no. two lag is the same reason.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a partial cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of FIG. 2A in accordance with the present utility model;

fig. 4 is an enlarged schematic view of the present utility model at B in fig. 2.

In the figure: 1. a coupler; 11. a plug; 2. a first protective sleeve; 21. a connection frame; 211. connecting sleeves; 2111. a friction ring; 212. a rubber plate; 2121. sealing the hole; 22. a friction plate; 221. a friction bar; 222. a heat conductive plate; 3. a second protective sleeve; 4. a transmission line.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides the following technical solutions: the waveguide coupler comprises a coupler 1, wherein a first protective sleeve 2 is sleeved at one end of the coupler 1, a second protective sleeve 3 is sleeved at the other end of the coupler 1, a transmission line 4 is spliced at two ends of the coupler 1, the transmission line 4 is clamped with the first protective sleeve 2, the transmission line 4 is clamped with the second protective sleeve 3, the first protective sleeve 2 comprises a connecting frame 21, the connecting frame 21 is sleeved on the coupler 1, a friction plate 22 is fixedly arranged at one side of the connecting frame 21, and the friction plate 22 is clamped at the outer side of the coupler 1; the coupler 1 is fixedly provided with a plug 11, and the transmission line 4 is plugged into the inner side of the plug 11.

Referring to fig. 3 and 4, specifically, the connection frame 21 includes a connection sleeve 211, the connection sleeve 211 is sleeved on the coupler 1, a rubber plate 212 is fixedly arranged on the inner side of the connection sleeve 211, and the transmission line 4 is clamped on the rubber plate 212; a friction ring 2111 is fixedly arranged on the inner wall of the connecting sleeve 211, and the friction ring 2111 is clamped on the outer side of the coupler 1; the rubber plate 212 is provided with a sealing hole 2121, and the transmission line 4 is clamped inside the sealing hole 2121; friction strips 221 are fixedly arranged on the inner wall of the friction plate 22, the friction strips 221 are clamped on the side wall of the coupler 1, and a heat conducting plate 222 is fixedly arranged on the inner side of the friction plate 22; this scheme cup joints lag 2 and No. two lag 3 in the both ends outside of coupler 1 for when pegging graft transmission line 4 to coupler 1, run through the rubber slab 212 of lag 2 with transmission line 4, make sealed hole 2121 tightly tie up transmission line 4, same reason operation No. two lag 3, thereby make and seal the grafting department after pegging graft, avoid outside steam, dust invasion's condition, and through the friction plate 22 of setting, cup joint on coupler 1 back at lag 2, carry out spacing stability through friction strip 221 of friction plate 22, and laminate and make things convenient for heat conduction heat dissipation on coupler 1 through heat conduction plate 222.

The working principle and the using flow of the utility model are as follows: in the use process of the utility model, firstly, an operator respectively sleeves the first protective sleeve 2 and the second protective sleeve 3 on the outer sides of two ends of the coupler 1, so that friction limit is carried out between the friction ring 2111 and the friction strip 221, the heat conducting plate 222 is attached to the outer wall of the coupler 1 after sleeve jointing, heat conduction is carried out, heat dissipation is facilitated, then the operator can pass the transmission line 4 through the sealing hole 2121 of the rubber plate 212, and the sealing hole 2121 tightens the transmission line 4 for sealing, so that the plug-in tightness is improved.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A waveguide coupler comprising a coupler (1), characterized in that: the utility model discloses a coupler, including coupler (1), coupler (1) and friction plate (22) are fixed in one side of coupler (1), one end of coupler (1) has cup jointed one lag (2), the other end of coupler (1) has cup jointed No. two lag (3), the both ends grafting of coupler (1) is equipped with transmission line (4), transmission line (4) and one lag (2) block, transmission line (4) and No. two lag (3) block, one lag (2) include connecting frame (21), connecting frame (21) cup joint on coupler (1), one side of connecting frame (21) is fixed and is equipped with friction plate (22), friction plate (22) block is in the outside of coupler (1).

2. A waveguide coupler according to claim 1, characterized in that: the connecting frame (21) comprises a connecting sleeve (211), the connecting sleeve (211) is sleeved on the coupler (1), a rubber plate (212) is fixedly arranged on the inner side of the connecting sleeve (211), and the transmission line (4) is clamped on the rubber plate (212).

3. A waveguide coupler according to claim 2, characterized in that: the friction ring (2111) is fixedly arranged on the inner wall of the connecting sleeve (211), and the friction ring (2111) is clamped on the outer side of the coupler (1).

4. A waveguide coupler according to claim 3, wherein: a sealing hole (2121) is formed in the rubber plate (212), and the transmission line (4) is clamped at the inner side of the sealing hole (2121).

5. A waveguide coupler according to claim 4, wherein: the friction plate (22) is characterized in that friction strips (221) are fixedly arranged on the inner wall of the friction plate (22), the friction strips (221) are clamped on the side wall of the coupler (1), and a heat conducting plate (222) is fixedly arranged on the inner side of the friction plate (22).

6. A waveguide coupler according to claim 5, wherein: the coupler (1) is fixedly provided with a plug connector (11), and the transmission line (4) is plugged at the inner side of the plug connector (11).