阅读说明：本技术 一种5g陶瓷滤波器 (5G ceramic filter ) 是由 张雪梅 于 2020-12-22 设计创作，主要内容包括：本发明提供一种5G陶瓷滤波器,涉及滤波器技术领域,解决了不能进行更换,当陶瓷杆断裂后需要整体刚换,维护成本较高；不能够通过结构上的改进实现固定螺栓的多重防松动,且不能够实现固定结构与陶瓷杆夹紧结构的有机结合的问题。一种5G陶瓷滤波器,包括壳体；所述壳体内夹持有陶瓷杆,且壳体上通过螺栓固定连接有一个固定结构,并且固定结构与电路板固定连接。因拨动块焊接在矩形孔的内壁顶端面,且拨动块左端面与拨动杆尾端接触,并且拨动块左端面为倾斜状状结构,从而当矩形孔发生变形时拨动块可挤压拨动杆尾端进而通过拨动杆头端与固定螺栓头端的接触可实现固定螺栓的弹性防松动。(The invention provides a 5G ceramic filter, relates to the technical field of filters, and solves the problems that the filter cannot be replaced, and when a ceramic rod is broken, the filter needs to be replaced integrally and the maintenance cost is high; the multiple locking of fixing bolt can not be realized through structural improvement, and the problem of the organic combination of fixed knot structure and ceramic pole clamping structure can not be realized. A5G ceramic filter includes a housing; the ceramic rod is clamped in the shell, the shell is fixedly connected with a fixing structure through a bolt, and the fixing structure is fixedly connected with the circuit board. Because of the stirring piece welding at the inner wall top face of rectangular hole, and stir a left end face and the contact of stirring pole tail end to stir a left end face and be slope column structure, thereby stir a piece extrudable stirring pole tail end and then can realize fixing bolt's elasticity locking through the contact of stirring pole head end and fixing bolt head end when the rectangular hole takes place to warp.)

1. A 5G ceramic filter, characterized by: comprises a shell (1); the ceramic rod (2) is clamped in the shell (1), the shell (1) is fixedly connected with a fixing structure (3) through a bolt, and the fixing structure (3) is fixedly connected with the circuit board (5); the shell (1) is inserted with a supporting block (4); the fixing structure (3) comprises two poke rods (304) and two poke blocks (305), and the two poke rods (304) are symmetrically connected to the fixing seat (301) in a sliding manner; the head ends of the two poke rods (304) are respectively contacted with the head ends of the two fixing bolts (302); the poking block (305) is welded on the top end face of the inner wall of the rectangular hole (303), the left end face of the poking block (305) is in contact with the tail end of the poking rod (304), and the left end face of the poking block (305) is of an inclined structure.

2. A 5G ceramic filter according to claim 1, wherein: the shell (1) comprises a rectangular groove (101), the shell (1) is of a rectangular block structure, the rectangular groove (101) is formed in the middle of the left end face of the shell (1), and the rectangular groove (101) forms an elastic deformation structure of the shell (1).

3. A 5G ceramic filter according to claim 1, wherein: the shell (1) further comprises clamping grooves A (102), two clamping grooves A (102) are symmetrically formed in the bottom end face of the shell (1), one ceramic rod (2) is clamped in each clamping groove A (102), and the two ceramic rods (2) are of rectangular rod-shaped structures; the clamping groove A (102) is communicated with the rectangular groove (101), and the clamping groove A (102) forms a sliding type clamping structure of the ceramic rod (2).

4. A 5G ceramic filter according to claim 1, wherein: the fixing structure (3) comprises a fixing seat (301), fixing bolts (302) and rectangular holes (303), the fixing seat (301) is fixedly connected to the shell (1) through bolts, the fixing seat (301) is inserted with the two fixing bolts (302), and the two fixing bolts (302) are fixedly connected with the circuit board (5); a rectangular hole (303) is formed in the fixing seat (301), and the rectangular hole (303) forms a stress deformation structure of the fixing seat (301).

5. A 5G ceramic filter according to claim 1, wherein: the fixing structure (3) further comprises protrusions (306), the protrusions (306) are welded to the head end of the fixing bolt (302) in an annular array shape, and the protrusions (306) are of semi-cylindrical structures; the protrusions (306) are in contact with the poke rod (304), and the protrusions (306) welded in an annular array form a friction enhancement structure between the fixing bolt (302) and the poke rod (304).

6. A 5G ceramic filter according to claim 1, wherein: the supporting block (4) further comprises fastening bolts (401) and an adjusting groove (402), the two fastening bolts (401) are inserted into the supporting block (4), and the two fastening bolts (401) are in threaded connection with the circuit board (5); an adjusting groove (402) is formed in each of the two fastening bolts (401), each of the two adjusting grooves (402) is of a hexagonal structure, and the adjusting grooves (402) form an auxiliary adjusting structure of the fastening bolts (401).

7. A 5G ceramic filter according to claim 1, wherein: the shell (1) further comprises a base body (103) and a stress block (104), the base body (103) is fixedly connected to the shell (1) through a bolt, and the stress block (104) is welded to the shell (1); the supporting block (4) is inserted in the base body (103), the supporting block (4) is in contact with the stress block (104), and the supporting block (4) forms an extrusion clamping structure of the stress block (104) and the shell (1).

8. A 5G ceramic filter according to claim 1, wherein: the supporting block (4) is of an L-shaped structure, and the head end of the supporting block (4) is subjected to chamfering treatment.

Technical Field

The invention belongs to the technical field of filters, and particularly relates to a 5G ceramic filter.

Background

The ceramic filter is made of lead zirconate titanate ceramic material, the ceramic material is made into a sheet shape, silver is coated on two surfaces to be used as electrodes, and the piezoelectric effect is achieved after direct-current high-voltage polarization. The filter has the functions of filtering, has the characteristics of stability and good anti-interference performance, and is widely applied to various electronic products such as televisions, video recorders, radios and the like as a frequency selection element.

As in application No.: the invention discloses a CN202010635826.0, relates to the field of filters, and particularly relates to a 5G communication ceramic filter which comprises an internal mechanism, an end head mechanism, a shell mechanism and a heat dissipation mechanism, wherein an electrode end of the internal mechanism is connected with the end head mechanism, the internal mechanism is arranged in the shell mechanism, and the heat dissipation mechanism is arranged in the internal mechanism between the internal mechanism and the shell mechanism.

The 5G ceramic filter similar to the above application has the following disadvantages:

one is that the shell and the ceramic rod of the existing device are mostly fixedly connected and can not be replaced, and when the ceramic rod is broken, the whole ceramic rod needs to be replaced, so that the maintenance cost is high; moreover, the existing device has poor stability during fixation, easily causes ceramic rods to break under a vibration environment, cannot realize multiple anti-loosening of the fixing bolt through structural improvement, and cannot realize organic combination of a fixing structure and a ceramic rod clamping structure.

Accordingly, in order to achieve the object of higher practical value, the present invention provides a 5G ceramic filter, which is improved based on the conventional structure and defects.

Disclosure of Invention

In order to solve the technical problems, the invention provides a 5G ceramic filter, which aims to solve the problems that in the prior art, most of the shells of the prior devices are fixedly connected with ceramic rods and cannot be replaced, and when the ceramic rods are broken, the ceramic rods need to be replaced integrally, so that the maintenance cost is high; moreover, the existing device has poor stability during fixation, easily leads to ceramic rod fracture under the vibration environment, and can not realize multiple locking of fixing bolt through structural improvement, and can not realize the problem of organic combination of a fixing structure and a ceramic rod clamping structure.

The purpose and the effect of the 5G ceramic filter are achieved by the following specific technical means:

A5G ceramic filter includes a housing; the ceramic rod is clamped in the shell, the shell is fixedly connected with a fixing structure through a bolt, and the fixing structure is fixedly connected with the circuit board; the shell is inserted with a supporting block; the fixed structure comprises two poke rods and two poke blocks, and the two poke rods are symmetrically connected to the fixed seat in a sliding manner; the head ends of the two poke rods are respectively contacted with the head ends of the two fixing bolts; the poking block is welded on the top end face of the inner wall of the rectangular hole, the left end face of the poking block is in contact with the tail end of the poking rod, and the left end face of the poking block is of an inclined structure.

Furthermore, the casing includes the rectangular channel, the casing is the rectangle block structure, and casing left end face intermediate position has seted up a rectangular channel to the elastic deformation structure of casing has been constituteed to the rectangular channel.

Further, the shell also comprises clamping grooves A, two clamping grooves A are symmetrically formed in the bottom end face of the shell, a ceramic rod is clamped in each of the two clamping grooves A, and the two ceramic rods are of rectangular rod-shaped structures; the clamping groove A is communicated with the rectangular groove, and the clamping groove A forms a sliding type clamping structure of the ceramic rod.

Furthermore, the fixing structure comprises a fixing seat, fixing bolts and rectangular holes, the fixing seat is fixedly connected to the shell through the bolts, the fixing seat is spliced with the two fixing bolts, and the two fixing bolts are fixedly connected with the circuit board; a rectangular hole is formed in the fixing seat, and the rectangular hole forms a stress deformation structure of the fixing seat.

Furthermore, the fixing structure also comprises bulges, the bulges are welded at the head end of the fixing bolt in an annular array shape, and the bulges are of semi-cylindrical structures; the protrusions are in contact with the poke rod, and the protrusions welded in an annular array form a friction enhancing structure between the fixing bolt and the poke rod.

Furthermore, the supporting block further comprises a fastening bolt and an adjusting groove, two fastening bolts are inserted into the supporting block, and the two fastening bolts are in threaded connection with the circuit board; an adjusting groove is formed in each of the two fastening bolts, each of the two adjusting grooves is of a hexagonal structure, and the adjusting grooves form an auxiliary adjusting structure of the fastening bolts.

Furthermore, the shell also comprises a seat body and a stress block, wherein the seat body is fixedly connected to the shell through a bolt, and the stress block is welded on the shell; the supporting blocks are inserted in the seat body and are in contact with the stress block, and the supporting blocks form an extrusion clamping structure of the stress block and the shell.

Furthermore, the supporting block is of an L-shaped structure, and the head end of the supporting block is subjected to chamfering treatment.

Compared with the prior art, the invention has the following beneficial effects:

through the cooperation setting of fixed knot structure and supporting shoe, can realize that fixed knot of fixed knot constructs and fixing bolt's dual elasticity is locking not hard up, and can also cooperate the supporting shoe to realize the clamp of ceramic rod tightly, specifically as follows: firstly, a rectangular hole is formed in the fixing seat, and the rectangular hole forms a stress deformation structure of the fixing seat, so that the rectangular hole can be elastically deformed when the fixing bolt is screwed down, and elastic looseness prevention of the fixing bolt is realized; secondly, the poking block is welded on the top end face of the inner wall of the rectangular hole, the left end face of the poking block is in contact with the tail end of the poking rod, and the left end face of the poking block is of an inclined structure, so that when the rectangular hole deforms, the poking block can extrude the tail end of the poking rod, and the elastic looseness prevention of the fixing bolt can be realized through the contact of the head end of the poking rod and the head end of the fixing bolt; thirdly, the protrusions are in contact with the poke rod, and the protrusions welded in an annular array form a friction enhancing structure between the fixing bolt and the poke rod; fourthly, the supporting blocks are inserted in the seat body and are in contact with the stress block, and the supporting blocks form an extruding and clamping structure of the stress block and the shell body, so that the ceramic rod can be clamped when the supporting blocks slide upwards.

The mounting structure of the ceramic rods is improved, two clamping grooves A are symmetrically formed in the bottom end face of the shell, a ceramic rod is clamped in each clamping groove A, and the two ceramic rods are of rectangular rod-shaped structures; the clamping groove A is communicated with the rectangular groove, and the clamping groove A forms a sliding type clamping structure of the ceramic rod, so that the ceramic rod can be conveniently replaced.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is an enlarged schematic view of fig. 2 at a.

Fig. 4 is an enlarged schematic view of fig. 2B according to the present invention.

Fig. 5 is a schematic axial view of the shell of the present invention.

Fig. 6 is an enlarged view of the structure of fig. 5C according to the present invention.

Fig. 7 is a cross-sectional enlarged structural view of the fixing structure of the present invention.

Fig. 8 is an enlarged view of fig. 7D according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a housing; 101. a rectangular groove; 102. a clamping groove A; 103. a base body; 104. a stress block; 2. a ceramic rod; 3. a fixed structure; 301. a fixed seat; 302. fixing the bolt; 303. a rectangular hole; 304. a poke rod; 305. a shifting block; 306. a protrusion; 4. a support block; 401. fastening a bolt; 402. an adjustment groove; 5. a circuit board.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in figures 1 to 8:

the invention provides a 5G ceramic filter, which comprises a shell 1; a ceramic rod 2 is clamped in the shell 1, a fixing structure 3 is fixedly connected to the shell 1 through a bolt, and the fixing structure 3 is fixedly connected with a circuit board 5; a supporting block 4 is inserted on the shell 1; referring to fig. 3, the fixed structure 3 includes two poke rods 304 and two poke blocks 305, and the two poke rods 304 are symmetrically connected to the fixed base 301 in a sliding manner; the head ends of the two poke rods 304 are respectively contacted with the head ends of the two fixing bolts 302; the stirring block 305 is welded on the top end face of the inner wall of the rectangular hole 303, the left end face of the stirring block 305 is in contact with the tail end of the stirring rod 304, and the left end face of the stirring block 305 is of an inclined structure, so that when the rectangular hole 303 deforms, the stirring block 305 can extrude the tail end of the stirring rod 304, and the elastic looseness prevention of the fixing bolt 302 can be realized through the contact of the head end of the stirring rod 304 and the head end of the fixing bolt 302.

Referring to fig. 2, the housing 1 includes a rectangular groove 101, the housing 1 is a rectangular block structure, and a rectangular groove 101 is formed in the middle of the left end surface of the housing 1, and the rectangular groove 101 constitutes an elastic deformation structure of the housing 1.

Referring to fig. 5, the housing 1 further includes two clamping grooves a102, two clamping grooves a102 are symmetrically formed in the bottom end surface of the housing 1, and a ceramic rod 2 is clamped in each of the two clamping grooves a102, and the two ceramic rods 2 are both in a rectangular rod-shaped structure; the clamping groove A102 is communicated with the rectangular groove 101, and the clamping groove A102 forms a sliding type clamping structure of the ceramic rod 2, so that the ceramic rod 2 can be conveniently replaced.

Referring to fig. 2 and 3, the fixing structure 3 includes a fixing base 301, a fixing bolt 302 and a rectangular hole 303, the fixing base 301 is fixedly connected to the housing 1 through a bolt, two fixing bolts 302 are inserted into the fixing base 301, and both the two fixing bolts 302 are fixedly connected to the circuit board 5; the fixing seat 301 is provided with a rectangular hole 303, and the rectangular hole 303 forms a stress deformation structure of the fixing seat 301, so that when the fixing bolt 302 is screwed down, the rectangular hole 303 is elastically deformed, and the elastic looseness prevention of the fixing bolt 302 is realized.

Referring to fig. 3, the fixing structure 3 further includes protrusions 306, the protrusions 306 are welded to the head end of the fixing bolt 302 in an annular array, and the protrusions 306 have a semi-cylindrical structure; the protrusions 306 contact the tap lever 304 and the annular array of welded protrusions 306 together form a friction enhancing structure between the fixing bolt 302 and the tap lever 304.

Referring to fig. 1, the supporting block 4 further includes a fastening bolt 401 and an adjusting groove 402, two fastening bolts 401 are inserted into the supporting block 4, and both the two fastening bolts 401 are in threaded connection with the circuit board 5; an adjusting groove 402 is formed in each of the two fastening bolts 401, each of the two adjusting grooves 402 is of a hexagonal structure, and the adjusting grooves 402 form an auxiliary adjusting structure of the fastening bolts 401.

Referring to fig. 2 and 4, the housing 1 further includes a base 103 and a force-receiving block 104, the base 103 is fixedly connected to the housing 1 by bolts, and the housing 1 is welded with the force-receiving block 104; the supporting block 4 is inserted in the seat body 103, the supporting block 4 is in contact with the stress block 104, and the supporting block 4 constitutes a squeezing and clamping structure of the stress block 104 and the shell 1, so that the ceramic rod 2 can be clamped when the supporting block 4 slides upwards.

Referring to fig. 2 and 4, the supporting block 4 is of an L-shaped structure, and the head end of the supporting block 4 is chamfered, so that on one hand, the supporting block 4 of the L-shaped structure can improve the bending resistance of the supporting block 4, and further improve the stability of the support of the ceramic rod 2, and on the other hand, the supporting block 4 chamfered at the head end can improve the smoothness when contacting the force-bearing block 104.

The specific use mode and function of the embodiment are as follows:

when the ceramic rods 2 need to be replaced, two clamping grooves A102 are symmetrically formed in the bottom end face of the shell 1, one ceramic rod 2 is clamped in each clamping groove A102, and the two ceramic rods 2 are of rectangular rod-shaped structures; the clamping groove A102 is communicated with the rectangular groove 101, and the clamping groove A102 forms a sliding type clamping structure of the ceramic rod 2, so that the ceramic rod 2 can be conveniently replaced;

when the fixing structure 3 is fixed with the circuit board 5, firstly, the rectangular hole 303 is formed in the fixing seat 301, and the rectangular hole 303 forms a stress deformation structure of the fixing seat 301, so that when the fixing bolt 302 is screwed down, the rectangular hole 303 is elastically deformed, and the elastic looseness prevention of the fixing bolt 302 is further realized; secondly, as the poking block 305 is welded on the top end surface of the inner wall of the rectangular hole 303, the left end surface of the poking block 305 is in contact with the tail end of the poking rod 304, and the left end surface of the poking block 305 is in an inclined structure, when the rectangular hole 303 deforms, the poking block 305 can extrude the tail end of the poking rod 304, and the elastic looseness prevention of the fixing bolt 302 can be realized through the contact between the head end of the poking rod 304 and the head end of the fixing bolt 302; thirdly, the protrusions 306 are in contact with the poke rod 304, and the protrusions 306 welded in an annular array form a friction enhancing structure between the fixing bolt 302 and the poke rod 304; fourthly, as the supporting block 4 is inserted into the base 103, the supporting block 4 contacts with the stress block 104, and the supporting block 4 constitutes a squeezing and clamping structure of the stress block 104 and the housing 1, the ceramic rod 2 can be clamped when the supporting block 4 slides upwards.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.