CN209266538U

CN209266538U - Millimeter wave filter

Info

Publication number: CN209266538U
Application number: CN201822192958.1U
Authority: CN
Inventors: 张�杰; 潘其顺; 田华豪
Original assignee: Nanjing Dajin Precision Machinery Co Ltd
Current assignee: Nanjing Dajin Precision Machinery Co Ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2019-08-16
Anticipated expiration: 2028-12-26

Abstract

The utility model discloses millimeter wave filters, including filtering body, the left side and right side of the filtering body are fixedly connected to vertical plate, the top movable of the filtering body is connected with cover board, the connecting plate being connected on the inside of the vertical plate at the top of cover board, the inside of the connecting plate is connected with transmission tube by bearing, the top movable of the connecting plate is connected with pressing plate, the bottom of the pressing plate is fixedly connected with loop bar, and the top movable of the connecting plate is connected with screw rod.The millimeter wave filter, solving existing millimeter wave filter body and end cap is mostly fixed using bolt, staff needs to carry tool when needing to be serviced, and bolt is easy stripped thread after prolonged use, the problem of causing end cap to be not easy to take out, and bolt is easily lost after the removal, reducing the flexibility of millimeter wave filter, the millimeter wave filter has the advantages that convenient fixed disassembly end cap.

Description

Millimeter wave filter

Technical field

The utility model relates to millimeter wave filter technical fields, specially millimeter wave filter.

Background technique

Millimeter wave filter is otherwise known as microwave filter, and microwave filter is for separating different frequency microwave signal A kind of device, its main function are to inhibit unwanted signal, prevent it from by filter, only allowing the signal of needs logical Cross, classification can be carried out by function, constituent element and transmission line structure: by function classification have low-pass filter, high-pass filter, Bandpass filter and bandstop filter；There are lumped parameter filter, distribution parameter filter and concentration by the part classification of composition Parameter and distribution parameter hybrid filter.

Millimeter wave filter is one such as precision electronic element, needs periodically to carry out millimeter wave filter inside Maintenance, but existing millimeter wave filter body and end cap are mostly fixed using bolt, staff is needing Need to carry tool when being safeguarded, and bolt is easy stripped thread after prolonged use, causes end cap to be not easy to take out, and spiral shell Bolt is easily lost after the removal, reduces the flexibility of millimeter wave filter.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides millimeter wave filter, has convenient fixed disassembly end cap The advantages that, solving existing millimeter wave filter body and end cap is mostly fixed using bolt, and staff is needing Need to carry tool when being safeguarded, and bolt is easy stripped thread after prolonged use, causes end cap to be not easy to take out, and spiral shell The problem of bolt is easily lost after the removal, reduces the flexibility of millimeter wave filter.

(2) technical solution

In order to achieve the above object, the utility model provides the following technical solutions: millimeter wave filter, including filter sheet Body, the left side and right side of the filtering body are fixedly connected to vertical plate, and the top movable of the filtering body is connected with Cover board, the connecting plate being connected on the inside of the vertical plate at the top of cover board, it is living that the inside of the connecting plate passes through bearing Dynamic to be connected with transmission tube, the top movable of the connecting plate is connected with pressing plate, and the bottom of the pressing plate is fixedly connected with set Bar, the top movable of the connecting plate are connected with screw rod, and connecting hole is offered at the top of the screw rod, and the bottom end of the loop bar is prolonged It extends to the inside of connecting hole and is flexibly connected with screw rod, the inside of the connecting plate offers the rotation for being located at transmission bottom of the tube Slot, the internal activity of the swivelling chute are connected with cam, the bottom end of the screw rod sequentially pass through cam and connecting plate and with connection Plate is threadedly coupled, and the bottom end of the screw rod is flexibly connected with the top of cover board by bearing, the left side of the pressing plate bottom and Right side is fixedly connected to inserted link, and the left side at the top of the transmission tube and right side offer fluting, and the bottom end of the inserted link is prolonged Extend to the inside of fluting, the bottom end of the transmission tube be through to the inside of swivelling chute and be fixedly connected at the top of cam, it is described The left side of connecting plate offers the loose slot being connected to swivelling chute with right side, and fixing groove, institute are offered on the inside of the vertical plate The inside for stating loose slot is fixedly connected with limit plate, and the left side inside the connecting plate and right side are connected with and are located at activity Fixed link inside slot, the fixed link sequentially pass through limit plate and loose slot far from one end of cam and extend to fixing groove It is internal.

Preferably, the bottom of the loop bar is fixedly connected with pressure spring, and the bottom end of the pressure spring and the bottom of connecting hole are fixed Connection.

Preferably, the bottom of the cover board is fixedly connected with sealing ring, and sealing is offered at the top of the filtering body Slot, the bottom end of the sealing ring extend to the inside of seal groove and are flexibly connected with seal groove.

Preferably, the surface of the fixed link is fixedly connected with the support plate on the outside of limit plate, the support plate Inside is fixedly connected with the tension spring for being set in fixed link surface, and the outside of side and limit plate of the tension spring far from support plate is solid Fixed connection.

Preferably, the left side inside the connecting plate offers the sliding slot being connected to loose slot, the sliding slot with right side Positioned at the top and bottom of loose slot, the top and bottom of the support plate is fixedly connected to sliding block, the sliding slot and sliding block It is slidably connected.

Preferably, the left side Yu right side of the connecting hole are fixedly connected to cage plate, and the left side and right side of the loop bar are equal It is fixedly connected with slide bar, the slide bar extends to the inside of cage plate far from one end of loop bar and is slidably connected with cage plate.

(3) beneficial effect

Compared with prior art, the utility model provides millimeter wave filter, have it is following the utility model has the advantages that

1, then the millimeter wave filter is rotated by pushing pressing plate that pressing plate is made to drive inserted link insertion fluting internal Pressing plate makes pressing plate drive screw rod rotation by loop bar, and screw rod drives cover board to move down by the threaded connection with connecting plate Sealing is completed, while pressing plate drives transmission tube to rotate by inserted link, transmission tube rotation makes cam extrusion fixed link, and fixed link is prolonged The inside for extending to fixing groove completes to fix, and solving existing millimeter wave filter body with end cap is mostly fixed using bolt , staff needs to carry when needing to be serviced tool, and bolt is easy stripped thread after prolonged use, leads to end cap The problem of being not easy to take out, and bolt is easily lost after the removal, reducing the flexibility of millimeter wave filter, the millimeter wave Filter has the advantages that convenient fixed disassembly end cap.

2, the millimeter wave filter can be supported loop bar, loop bar is made to have the function of reset by the way that pressure spring is arranged Can, it is user-friendly for operating, improves the flexibility of pressing plate, by setting sealing ring and seal groove, can be improved filter The leakproofness of wave device ontology, improves the dampproof effect of filtering body, prevents filtering body from being interfered by external sound wave, passes through Support plate and tension spring are set, fixed link can be made to have the function of reset, fixed link is able to carry out and is used for multiple times, saving makes User pushes the step of fixed link, can achieve time saving and energy saving effect, by setting sliding slot and sliding block, can rise to fixed link It to the effect of limit, prevents fixed link from shaking when moving, can not be inserted into inside fixing groove so as to cause fixed link, reduced solid The fixed effect of fixed pole can play the role of guiding to loop bar by setting cage plate and slide bar, prevent loop bar from inclining when pushing Tiltedly, inside screw is released by pressure spring so as to cause loop bar, is not easy to install again, stability when loop bar movement can be improved.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model front view structure partial cutaway view；

Fig. 3 is the utility model plan structure sectional view；

Fig. 4 is the utility model plan structure sectional view；

Fig. 5 is enlarged drawing at A in Fig. 2；

Fig. 6 is enlarged drawing at B in Fig. 2；

Fig. 7 is enlarged drawing at C in Fig. 3.

In figure: 1 filtering body, 2 vertical plates, 3 cover boards, 4 connecting plates, 5 transmission tubes, 6 pressing plate, 7 loop bars, 8 screw rods, 9 connect Connect hole, 10 swivelling chutes, 11 cams, 12 inserted links, 13 flutings, 14 loose slots, 15 fixing grooves, 16 limit plates, 17 fixed links, 18 pressures Spring, 19 sealing rings, 20 seal grooves, 21 support plates, 22 tension springs, 23 sliding slots, 24 sliding blocks, 25 cage plates, 26 slide bars.

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.

Fig. 1-7, millimeter wave filter, including filtering body 1 are please referred to, the left side and right side of filtering body 1 are solid Surely it is connected with vertical plate 2, the top movable of filtering body 1 is connected with cover board 3, and the bottom of cover board 3 is fixedly connected with sealing ring 19, The top of filtering body 1 offers seal groove 20, and the bottom end of sealing ring 19 extends to the inside of seal groove 20 and and seal groove 20 are flexibly connected, and by setting sealing ring 19 and seal groove 20, can be improved the leakproofness of filtering body 1, improve filter The dampproof effect of ontology 1 prevents filtering body 1 from being interfered by external sound wave, and the inside of vertical plate 2 is connected with positioned at cover board The connecting plate 4 at 3 tops, the inside of connecting plate 4 are connected with transmission tube 5 by bearing, and the top movable of connecting plate 4 is connected with Pressing plate 6, the bottom of pressing plate 6 are fixedly connected with loop bar 7, and the top movable of connecting plate 4 is connected with screw rod 8, the top of screw rod 8 Connecting hole 9 is offered, the bottom end of loop bar 7 extends to the inside of connecting hole 9 and is flexibly connected with screw rod 8, and the bottom of loop bar 7 is fixed Be connected with pressure spring 18, the bottom end of pressure spring 18 is fixedly connected with the bottom of connecting hole 9, by be arranged pressure spring 18, can to loop bar 7 into Row support, makes loop bar 7 have the function of reset, is user-friendly for operating, improve the flexibility of pressing plate 6, connecting hole 9 Left side and right side be fixedly connected to cage plate 25, the left side and right side of loop bar 7 are fixedly connected to slide bar 26, and slide bar 26 is separate One end of loop bar 7 extends to the inside of cage plate 25 and is slidably connected with cage plate 25, can be right by setting cage plate 25 and slide bar 26 Loop bar 7 plays the role of guiding, prevents the inclination when pushing of loop bar 7, is released inside screw rod 8 so as to cause loop bar 7 by pressure spring 18, It is not easy to install again, the stability when movement of loop bar 7 can be improved, the inside of connecting plate 4 is offered positioned at 5 bottom of transmission tube Swivelling chute 10, the internal activity of swivelling chute 10 is connected with cam 11, and the bottom end of screw rod 8 sequentially passes through cam 11 and connecting plate 4 And be threadedly coupled with connecting plate 4, the bottom end of screw rod 8 is flexibly connected with the top of cover board 3 by bearing, a left side for 6 bottom of pressing plate Side and right side are fixedly connected to inserted link 12, and the left side and right side at 5 top of transmission tube offer fluting 13, the bottom end of inserted link 12 The inside of fluting 13 is extended to, the bottom end of transmission tube 5 is through to the inside of swivelling chute 10 and is fixedly connected with the top of cam 11, The left side of connecting plate 4 offers the loose slot 14 being connected to swivelling chute 10 with right side, and the inside of vertical plate 2 offers fixing groove 15, the inside of loose slot 14 is fixedly connected with limit plate 16, and the left side inside connecting plate 4 and right side are connected with to be located at and live Fixed link 17 inside dynamic slot 14, the surface of fixed link 17 are fixedly connected with the support plate 21 positioned at 16 outside of limit plate, support The inside of plate 21 is fixedly connected with the tension spring 22 for being set in 17 surface of fixed link, side and limit of the tension spring 22 far from support plate 21 The outside of plate 16 is fixedly connected, and by setting support plate 21 and tension spring 22, fixed link 17 can be made to have the function of reset, is made solid Fixed pole 17, which is able to carry out, to be used for multiple times, and is saved the step of user pushes fixed link 17, be can achieve time saving and energy saving effect, Left side inside connecting plate 4 offers the sliding slot 23 being connected to loose slot 14 with right side, and sliding slot 23 is located at the top of loose slot 14 Portion and bottom, the top and bottom of support plate 21 are fixedly connected to sliding block 24, and sliding slot 23 is slidably connected with sliding block 24, by setting Sliding slot 23 and sliding block 24 are set, limit can be played the role of to fixed link 17, prevent fixed link 17 from shaking when moving, to lead It causes fixed link 17 that can not be inserted into inside fixing groove 15, reduces the fixed effect of fixed link 17, fixed link 17 is far from cam 11 One end sequentially passes through limit plate 16 and loose slot 14 and extends to the inside of fixing groove 15.

When in use, when user needs to overhaul filtering body 1, pressing plate 6 is rotated, pressing plate 6 is passed through Loop bar 7 drives screw rod 8 to rotate, and screw rod 8 drives cover board 3 to move up by the threaded connection with connecting plate 4, when cover board 3 drives When sealing ring 19 is detached from filtering body 1, pushes pressing plate 6 to drive pressing plate 6 inside the insertion of inserted link 12 fluting 13, press simultaneously Pressing plate 6 drives transmission tube 5 to rotate by inserted link 12, and the rotation of transmission tube 5 disengages cam 11 with fixed link 17, fixed link 17 Achieve the effect that reset by the stretching of tension spring 22, fixed link 17 made to be detached from the inside of fixing groove 15 far from the side of cam 11, Then connecting plate 4 is removed to maintenance maintenance is carried out inside filtering body 1, to achieve the effect that convenient installing and dismounting.

In conclusion the millimeter wave filter, by pushing pressing plate 6 that pressing plate 6 is made to drive the insertion of inserted link 12 fluting 13 Inside, then rotating pressing plate 6 makes pressing plate 6 drive screw rod 8 to rotate by loop bar 7, and screw rod 8 passes through the screw thread with connecting plate 4 Connection drives cover board 3 to move down completion sealing, while pressing plate 6 drives transmission tube 5 to rotate by inserted link 12, and transmission tube 5 revolves Turn that cam 11 is made to squeeze fixed link 17, the inside that fixed link 17 extends to fixing groove 15 completes to fix, and solves existing millimeter wave Filter body and end cap are mostly fixed using bolt, and staff needs to carry tool when needing to be serviced, And bolt is easy stripped thread after prolonged use, causes end cap to be not easy to take out, and bolt is easily lost after the removal, reduces The problem of flexibility of millimeter wave filter, the millimeter wave filter have the advantages that convenient fixed disassembly end cap.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. millimeter wave filter, including filtering body (1), it is characterised in that: the left side and right side of the filtering body (1) Be fixedly connected to vertical plate (2), the top movable of the filtering body (1) is connected with cover board (3), the vertical plate (2) it is interior Side is connected with the connecting plate (4) at the top of cover board (3), and the inside of the connecting plate (4) is connected with by bearing The top movable of transmission tube (5), the connecting plate (4) is connected with pressing plate (6), and the bottom of the pressing plate (6) is fixedly connected Have loop bar (7), the top movable of the connecting plate (4) is connected with screw rod (8), offers connecting hole at the top of the screw rod (8) (9), the bottom end of the loop bar (7) extends to the inside of connecting hole (9) and is flexibly connected with screw rod (8), the connecting plate (4) Inside offers the swivelling chute (10) positioned at transmission tube (5) bottom, and the internal activity of the swivelling chute (10) is connected with cam (11), the bottom end of the screw rod (8) sequentially passes through cam (11) and is threadedly coupled with connecting plate (4) and with connecting plate (4), the spiral shell The bottom end of bar (8) is flexibly connected with the top of cover board (3) by bearing, and the left side and right side of pressing plate (6) bottom are solid Surely it is connected with inserted link (12), the left side at the top of the transmission tube (5) and right side offer fluting (13), the inserted link (12) Bottom end extends to the inside of fluting (13), and the bottom end of the transmission tube (5) is through to the inside of swivelling chute (10) and and cam (11) it is fixedly connected at the top of, the left side of the connecting plate (4) offers the loose slot being connected to swivelling chute (10) with right side (14), it is offered fixing groove (15) on the inside of the vertical plate (2), the inside of the loose slot (14) is fixedly connected with limit plate (16), the internal left side of the connecting plate (4) and right side are connected with the fixed link (17) internal positioned at loose slot (14), The fixed link (17) sequentially passes through limit plate (16) and loose slot (14) far from the one end of cam (11) and extends to fixing groove (15) inside.

2. millimeter wave filter according to claim 1, it is characterised in that: the bottom of the loop bar (7) is fixedly connected with The bottom end of pressure spring (18), the pressure spring (18) is fixedly connected with the bottom of connecting hole (9).

3. millimeter wave filter according to claim 1, it is characterised in that: the bottom of the cover board (3) is fixedly connected with Sealing ring (19) offers seal groove (20) at the top of the filtering body (1), and the bottom end of the sealing ring (19) extends to The inside of seal groove (20) is simultaneously flexibly connected with seal groove (20).

4. millimeter wave filter according to claim 1, it is characterised in that: the surface of the fixed link (17) is fixedly connected There is the support plate (21) being located on the outside of limit plate (16), is fixedly connected on the inside of the support plate (21) and is set in fixed link (17) tension spring (22) on surface, the outside of side and limit plate (16) of the tension spring (22) far from support plate (21) is fixed to be connected It connects.

5. millimeter wave filter according to claim 4, it is characterised in that: the internal left side of the connecting plate (4) and the right side Side offers the sliding slot (23) being connected to loose slot (14), and the sliding slot (23) is located at the top and bottom of loose slot (14), The top and bottom of the support plate (21) is fixedly connected to sliding block (24), and the sliding slot (23) and sliding block (24) sliding connect It connects.

6. millimeter wave filter according to claim 1, it is characterised in that: the left side and right side of the connecting hole (9) are equal It is fixedly connected with cage plate (25), the left side and right side of the loop bar (7) are fixedly connected to slide bar (26), and the slide bar (26) is remote One end from loop bar (7) extends to the inside of cage plate (25) and is slidably connected with cage plate (25).