CN213878353U

CN213878353U - Folded waveguide filter

Info

Publication number: CN213878353U
Application number: CN202022695313.7U
Authority: CN
Inventors: 詹贵平
Original assignee: Jiangxi Weichuang Electronics Co ltd
Current assignee: Jiangxi Weichuang Electronics Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-03
Anticipated expiration: 2030-11-19

Abstract

The utility model belongs to the field of filters, in particular to a folding waveguide filter, which comprises a base box, wherein a horizontal supporting plate is arranged on the outer top wall of the base box, a supporting seat is fixed on the top wall of the supporting plate, a waveguide filter body is fixed on the top end of the supporting seat, rectangular jacks are respectively arranged on both sides of the top wall of the base box, vertical rectangular clamping plates are respectively fixed on both ends of the bottom wall of the supporting plate, the two clamping plates are respectively in clearance fit in the two jacks, rectangular slots are respectively arranged on the mutually close side walls of the two clamping plates in the base box, a horizontal first lead screw and a horizontal second lead screw are respectively connected on the mutually close side walls of the two base boxes at the lower side of the clamping plates through rotation of bearings, and the first lead screw and the second lead screw are fixedly connected, the utility model is novel in design and convenient to be disassembled from the base of the waveguide filter, convenient maintenance, the practicality is higher, installs the stability on the waveguide filter base higher, is suitable for using widely.

Description

Folded waveguide filter

Technical Field

The utility model relates to a wave filter technical field especially relates to a folded form waveguide filter.

Background

A waveguide filter, which is a kind of transmission line filter that can separate frequencies, i.e., pass signals of desired frequencies while suppressing signals of undesired frequencies, is one of the core designs in radio technology. In order to improve the stability of the waveguide filter mounting, the waveguide filter is generally supported by a waveguide filter base. However, the conventional folded waveguide filter is generally fixed on the waveguide filter base by bolts, which results in a large operation amount required for removing the folded waveguide filter from the waveguide filter base, inconvenience for maintaining the folded waveguide filter, and poor practicability.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of folded waveguide filter has solved current folded waveguide filter and generally has passed through the bolt fastening on waveguide filter base, and it is great to lead to folded waveguide filter to demolish required handling capacity from waveguide filter base, brings inconvenience, the relatively poor problem of practicality for maintaining folded waveguide filter.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a folding waveguide filter comprises a base box, wherein a horizontal support plate is arranged on the outer top wall of the base box, a support seat is fixed on the top wall of the support plate, a waveguide filter body is fixed at the top end of the support seat, rectangular insertion holes are formed in two sides of the top wall of the base box, vertical rectangular clamping plates are fixed at two ends of the bottom wall of the support plate and are respectively in clearance fit with the two insertion holes, rectangular insertion grooves are formed in the side walls, close to each other, of the two clamping plates in the base box, horizontal first lead screws and horizontal second lead screws are rotatably connected to the side walls, close to each other, of the two base boxes on the lower side of the clamping plates through bearings, the first lead screws are fixedly connected with the second lead screws, and vertical transmission plates are slidably connected to two sides of the inner bottom wall of the base box, the two transmission plates are located between the two clamping plates, the two transmission plates are respectively in threaded sleeve joint with the outer ring of the first screw rod and the outer ring of the second screw rod, the two clamping plates located on the upper side of the first screw rod are fixedly provided with rectangular clamping blocks on the side walls, away from each other, of the two clamping blocks, one sides, away from each other, of the two clamping blocks are respectively in clearance fit with the inside of the two slots, the outer ring of the second screw rod located between the two transmission plates is fixedly sleeved with a second bevel gear, the middle position of the bottom wall of the base box is rotatably connected with a vertical rotating shaft through a bearing, the top end of the rotating shaft extends to the inside of the base box and is fixedly connected with a first bevel gear, the second bevel gear is in meshed connection with the first bevel gear, and the bottom end of the rotating shaft extends to the lower side of the base box and is fixedly connected with an operation panel.

Preferably, L-shaped fixing frames are welded at two ends of the outer bottom wall of the base box, bolt holes are formed in the bottoms of the fixing frames, and the bottom end of the operating panel is higher than the bottom end of the fixing frames.

Preferably, the outer ring of the operating panel is provided with anti-skid grains.

Preferably, the thread turning direction of the first screw rod is opposite to the thread turning direction of the second screw rod.

Preferably, the both sides of the interior diapire of base case have all seted up the spout along length direction, and the inside slip of spout is provided with the slider, two the driving plate is fixed respectively on the top of two sliders.

The utility model has the advantages that:

1. through the cooperation of base case, backup pad, supporting seat, waveguide filter body, jack, cardboard, slot, driving plate, fixture block, first lead screw, second lead screw, pivot, first bevel gear, second bevel gear and operation panel, can effectually reduce and demolish required operation volume with folded waveguide filter from waveguide filter base, conveniently maintain folded waveguide filter, the effectual practicality that has promoted folded waveguide filter.

2. Through the cooperation of mount, base case, backup pad, supporting seat, waveguide filter body, jack, cardboard, slot, driving plate and fixture block for the stability of folded form waveguide filter installation on waveguide filter base is higher.

The utility model relates to a novelty is convenient for demolish from waveguide filter base, convenient maintenance, and the practicality is higher, and the stability of installing on waveguide filter base is higher, is suitable for and uses widely.

Drawings

Fig. 1 is a schematic structural diagram of a folded waveguide filter according to the present invention;

fig. 2 is a cross-sectional view of a folded waveguide filter according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

Reference numbers in the figures: 1. a base case; 2. a fixed mount; 3. a rotating shaft; 4. an operation panel; 5. a support plate; 6. a supporting seat; 7. a waveguide filter body; 8. clamping a plate; 9. a drive plate; 10. a first lead screw; 11. a second lead screw; 12. a jack; 13. a slot; 14. a clamping block; 15. a first bevel gear; 16. a second bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a folding waveguide filter, comprising a base box 1, a horizontal support plate 5 installed on the outer top wall of the base box 1, a support seat 6 fixed on the top wall of the support plate 5, a waveguide filter body 7 fixed on the top end of the support seat 6, rectangular insertion holes 12 formed on both sides of the top wall of the base box 1, vertical rectangular clamping plates 8 fixed on both ends of the bottom wall of the support plate 5, two clamping plates 8 respectively clearance-fitted inside the two insertion holes 12, rectangular slots 13 formed on the mutually close side walls of the two clamping plates 8 inside the base box 1, a horizontal first lead screw 10 and a horizontal second lead screw 11 rotatably connected on the mutually close side walls of the two base boxes 1 at the lower side of the clamping plates 8 through bearings, the first lead screw 10 fixedly connected with the second lead screw 11, vertical transmission plates 9 slidably connected on both sides of the inner bottom wall of the base box 1, two driving plates 9 are located between two cardboard 8, two driving plates 9 respectively the outer lane of screw cup joint at first lead screw 10 and the outer lane of second lead screw 11, all be fixed with the fixture block 14 of rectangle on the lateral wall that two cardboard 8 that are located first lead screw 10 upside keep away from each other, one side that two fixture blocks 14 kept away from each other is clearance fit in the inside of two slots 13 respectively, the fixed cover of outer lane that is located second lead screw 11 between two driving plates 9 has second bevel gear 16, the intermediate position of the diapire of base box 1 is connected with vertically pivot 3 through bearing rotation, the top of pivot 3 extends to the inside of base box 1 and fixedly connected with first bevel gear 15, second bevel gear 16 is connected with the meshing of first bevel gear 15, the bottom of pivot 3 extends to the downside and the fixedly connected with operation panel 4 of base box 1.

The both ends of the outer diapire of base case 1 all weld the mount 2 of L type, and the bolt hole has been seted up to the bottom of mount 2, runs through the bolt hole through the bolt and can fix mount 2 on the block terminal, and the bottom of operation panel 4 is higher than the bottom of mount 2, and anti-skidding line has been seted up to the outer lane of operation panel 4, conveniently rotates operation panel 4.

The screw thread turning direction of the first screw rod 10 is opposite to that of the second screw rod 11, and when the first screw rod 10 and the second screw rod 11 rotate, the two transmission plates 9 can be driven to be close to or away from each other through the screw transmission of the first screw rod 10 and the second screw rod 11 and the two transmission plates 9 respectively.

The spout has all been seted up along length direction in the both sides of the interior diapire of base case 1, and the inside slip of spout is provided with the slider, and two driving plates 9 are fixed respectively on the top of two sliders, can make driving plate 9 can steadily horizontal migration.

Example (b): the waveguide filter base is formed by the base box 1 and the fixing frame 2, the supporting plate 5, the supporting seat 6 and the waveguide filter body 7 can be fully prevented from offsetting by the limiting action of the clamping plate 8 clamped in the jack 12 and the limiting action of the clamping block 14 clamped in the slot 13, so that the stability of the supporting plate 5, the supporting seat 6 and the waveguide filter body 7 is higher, and the stability of the folding waveguide filter arranged on the waveguide filter base is higher; when the folded waveguide filter needs to be removed from the waveguide filter base, firstly, the rotating shaft 3 can be driven to rotate by rotating the operation panel 4, so that the first bevel gear 15 can be driven to rotate, the second lead screw 11 and the first lead screw 10 can be driven to rotate by the transmission of the first bevel gear 15 and the second bevel gear 16, the two transmission plates 9 can be driven to approach each other by the screw transmission of the first lead screw 10 and the second lead screw 11 with the two transmission plates 9 respectively, so that the two clamping blocks 14 can be driven to approach each other until the two clamping blocks 14 move to between the two clamping plates 8, so that the clamping blocks 14 can be completely separated from the slots 13, then, the supporting seat 6 and the supporting plate 5 can be driven to ascend by lifting the waveguide filter body 7 upwards, so that the clamping plates 8 can be driven to ascend until the clamping plates 8 ascend to the upper part of the base box 1, so that the clamping plates 8 can be completely separated from the jacks 12, and the folded waveguide filter can be removed from the waveguide filter base, the amount of operation required to remove the folded waveguide filter from the waveguide filter base is small.

In the description of the present invention, it is to 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A folding waveguide filter comprises a base box (1) and is characterized in that a horizontal supporting plate (5) is installed on the outer top wall of the base box (1), a supporting seat (6) is fixed on the top wall of the supporting plate (5), a waveguide filter body (7) is fixed at the top end of the supporting seat (6), rectangular insertion holes (12) are formed in two sides of the top wall of the base box (1), vertical rectangular clamping plates (8) are fixed at two ends of the bottom wall of the supporting plate (5), the two clamping plates (8) are in clearance fit with the insides of the two insertion holes (12) respectively, rectangular insertion grooves (13) are formed in the mutually close side walls of the two clamping plates (8) in the base box (1), and a horizontal first lead screw (10) and a horizontal second lead screw (11) are rotatably connected to the mutually close side walls of the two base boxes (1) on the lower side of the clamping plates (8) through bearings respectively, the first screw rod (10) is fixedly connected with a second screw rod (11), two sides of the inner bottom wall of the base box (1) are respectively connected with vertical transmission plates (9) in a sliding manner, the two transmission plates (9) are positioned between the two clamping plates (8), the two transmission plates (9) are respectively sleeved on the outer ring of the first screw rod (10) and the outer ring of the second screw rod (11) in a threaded manner, rectangular clamping blocks (14) are respectively fixed on the mutually far side walls of the two clamping plates (8) positioned on the upper side of the first screw rod (10), one mutually far sides of the two clamping blocks (14) are respectively in clearance fit with the insides of the two slots (13), the outer ring of the second screw rod (11) positioned between the two transmission plates (9) is fixedly sleeved with a rectangular gear (16), the middle position of the second bottom wall of the base box (1) is rotatably connected with a vertical rotating shaft (3) through a bearing, the top end of the rotating shaft (3) extends to the inside of the base box (1) and is fixedly connected with a first bevel gear (15), the second bevel gear (16) is meshed with the first bevel gear (15) and is connected with the bottom end of the rotating shaft (3) extends to the lower side of the base box (1) and is fixedly connected with an operating panel (4).

2. The folded waveguide filter according to claim 1, wherein the bottom wall of the base box (1) has L-shaped fixing frames (2) welded to both ends thereof, the bottom of each fixing frame (2) has a bolt hole, and the bottom end of the operating panel (4) is higher than the bottom end of each fixing frame (2).

3. The folded waveguide filter according to claim 1, wherein the outer ring of the operating panel (4) is provided with anti-slip patterns.

4. A folded waveguide filter according to claim 1, wherein the first lead screw (10) has a thread direction opposite to the thread direction of the second lead screw (11).

5. The folded waveguide filter according to claim 1, wherein sliding grooves are formed in both sides of the inner bottom wall of the base box (1) along the length direction, sliding blocks are slidably disposed in the sliding grooves, and the two driving plates (9) are respectively fixed to the top ends of the two sliding blocks.