CN218213071U - Ceramic filter test fixing tool - Google Patents
Ceramic filter test fixing tool Download PDFInfo
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- CN218213071U CN218213071U CN202221274665.8U CN202221274665U CN218213071U CN 218213071 U CN218213071 U CN 218213071U CN 202221274665 U CN202221274665 U CN 202221274665U CN 218213071 U CN218213071 U CN 218213071U
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Abstract
The utility model provides a ceramic filter tests fixing tool, including mounting and slider, the mounting is equipped with limit structure, slider sliding connection is in the mounting to along being close to or keeping away from limit structure's direction slip, ceramic filter is restricted between limit structure and slider. The sliding part is connected with the driving part, and the driving part is used for adjusting the distance between the sliding part and the limiting structure and keeping the tendency that the sliding part moves towards the limiting structure. The ceramic filter testing device has the advantages that the ceramic filter is reliably fixed in the testing process, the fixing position is flexible and adjustable, the ceramic filter testing device is suitable for ceramic filters with various sizes, the ceramic filters are not prone to damage, the testing efficiency of the ceramic filter is greatly improved, the structure is simple, the ceramic filter testing device is convenient to manufacture, and good practical value is achieved.
Description
Technical Field
The utility model relates to a ceramic filter fixing device technical field particularly, relates to a ceramic filter test fixing tool.
Background
The ceramic filter is a sheet filter made of lead zirconate titanate ceramic material, plays a role in 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. The filter has the advantages of stable performance, no need of adjustment, low price and the like, and replaces the traditional LC filter network.
The ceramic filter is frequently used in the design of a microwave radio frequency circuit, the thickness of the frequently used ceramic filter is 0.254mm, and the ceramic filter is very easy to be physically damaged due to the small volume and the thin thickness of the ceramic filter and the different sizes and the different thicknesses of the ceramic filters with different frequencies. When testing the performance index of ceramic filter, difficult fixed, and lack all kinds of general specification ceramic filter's fixing tool, test work is very inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is thin to aim at solving at least and to have ceramic filter size small thickness among the prior art, receives external force to destroy easily when carrying out performance test, lacks general all kinds of size's fixing tool, one of the lower technical problem of efficiency of software testing.
Therefore, the utility model provides a ceramic filter tests fixing tool.
The utility model provides a ceramic filter tests fixing tool, including mounting and slider, the mounting is equipped with limit structure, slider sliding connection is in the mounting to along being close to or keeping away from limit structure's direction slip, ceramic filter is restricted between limit structure and slider.
The utility model provides a ceramic filter test fixing tool fixes the mounting on the base, can adopt connection modes such as bolted connection, joint, welding, bonding, limit structure can set up at mounting tip or middle part, as preferred, sets up limit structure in the one end of mounting, limit structure can be the columnar structure that thickness is greater than ceramic filter, its width is greater than ceramic filter's width; the ceramic filter can also be composed of a plurality of limit salient points, the height of any limit salient point is higher than the thickness of the ceramic filter, and the length of the connecting line of the limit salient points is longer than the width of the ceramic filter; the fixed piece is connected with a sliding piece in a sliding way, a sliding rail, a sliding chute and other sliding connection ways can be adopted, the arrangement direction of the limiting structure is perpendicular to the sliding direction of the sliding piece, and the sliding piece can move towards or away from the limiting structure so as to adjust the distance between the sliding piece and the limiting structure, so that the ceramic filter with different sizes can be adapted; the ceramic filter can be clamped between the limiting structure and the sliding part by arranging an elastic structure or adding a resistance strip at the sliding position of the sliding part so as to position the sliding part on the fixed part.
According to the utility model discloses above-mentioned technical scheme's a ceramic filter test fixing tool can also have following additional technical characteristics:
in the above technical solution, the device further comprises a driving member, the sliding member is connected to the driving member, and the driving member is used for adjusting the distance between the sliding member and the limiting structure and keeping the tendency of the sliding member moving towards the limiting structure.
In the technical scheme, the driving part can be an elastic structure arranged between the sliding part and the fixed part, for example, an elastic part is arranged on the fixed surface and the fixed part, the elastic part is respectively and fixedly connected with the fixed surface and the fixed part of the sliding part, when the elastic part is in a normal state, one end of the sliding part is abutted against the limiting structure, the sliding part is pulled to enable the elastic part to be in a stretching state, the distance between the sliding part and the limiting structure is enlarged, the ceramic filter is placed between the sliding part and the limiting structure, and the sliding part keeps the trend of moving towards the limiting structure through the elasticity of the elastic part to clamp the ceramic filter; the driving member may have the following structure.
In the above technical solution, the driving member includes a sliding rod, an elastic structure and a locking structure, the sliding rod includes a fixed section, a sliding section and a traction section which are connected in sequence, the fixed section is fixedly connected with the sliding member, the sliding section is slidably connected with the fixed member, and the traction section is in threaded connection with the locking structure;
one end of the elastic structure is connected with the locking structure, and the other end of the elastic structure is abutted against the fixing piece;
the locking structure and the elastic structure are matched to drive the sliding rod to move, so that the sliding piece is driven to slide along the direction close to or far away from the limiting structure.
In the technical scheme, the fixed section can be fixed on the sliding part in a welding, bonding, threaded connection and other modes, the sliding section is in sliding connection with the fixed part, and the traction section is in threaded connection with the locking structure;
the elastic structure can be a spring sleeved on the traction section, one end of the elastic structure is connected with the locking structure, and the other end of the elastic structure is abutted against the fixing piece; or a spring group with one end connected with the locking structure and the other end connected with the fixing piece; the spring or the spring group is made to stretch by rotating the locking structure, the spring or the spring group transmits elastic force to the locking structure, and the locking structure drives the sliding rod to advance or retreat under the driving of the elastic force, so that the sliding piece slides along the direction close to or far away from the limiting structure.
In the above technical solution, the sliding rod includes a screw rod, the sliding member is fixedly connected with the screw rod, the fixing member is provided with a sliding channel, and the screw rod passes through the sliding channel and is slidably connected with the sliding channel;
the locking structure comprises a nut, and the nut is in threaded connection with the screw;
the elastic structure comprises a spring, the spring is sleeved on at least part of the screw rod, one end of the spring abuts against the fixing piece, and the other end of the spring is connected with the nut.
In this technical scheme, fix the screw rod on the slider, make the screw rod pass the slip passageway from the one end of mounting, the spring is reeved to the one end that the mounting was worn out to the screw rod, spring one end butt is on the mounting, the other end of spring links to each other with the nut, nut and screw rod threaded connection make the spring tensile or shrink through precession or back-out nut, because the mounting rigidity is motionless, when the spring was compressed, will drive the screw rod and slide to limit structure in the slip passageway, until the slider butt on ceramic filter.
In the above technical scheme, the fixing member includes a sliding portion and a bearing portion, the ceramic filter is disposed on the bearing portion, the sliding portion is provided with a dovetail groove, the sliding member is slidably connected to the dovetail groove, and at least a part of the sliding member is matched with the shape of the dovetail groove.
In this technical solution, the ceramic filter is placed on the bearing portion, and the dovetail groove formed in the sliding portion restricts the moving direction of the slider, thereby preventing the slider from being inclined.
In the above technical solution, the angle of the dovetail groove is 60 degrees.
In this embodiment, the angle of the dovetail groove is understood to be the angle between the side wall surface of the dovetail groove and the horizontal plane.
In the above technical scheme, the sliding part includes a fixing surface and a sliding surface, the sliding surface is connected with the fixing part in a sliding manner, the fixing surface is arranged opposite to the fixing part, and the sliding distance of the sliding part in the direction close to the limiting structure is limited.
In this technical scheme, the stationary plane is perpendicular with the slip plane, makes the slider be L shape structure, and bolt and stationary plane fixed connection, the stationary plane sets up with the mounting is kept away from limit structure's side wall face is relative, and when the stationary plane butt on the mounting, the interval between slider and the limit structure is minimum.
In any one of the above technical solutions, the sliding member is provided with a limiting block, and the limiting block is used for limiting the sliding distance of the sliding member in the direction away from the limiting structure.
In this technical scheme, the stopper setting is in the slider one end that is close to limit structure, and the stopper can be in the width direction or the high direction epirelief dovetail setting, prevents that the slider from continuing to keep away from limit structure, prevents that the slider pine from taking off, and when the slider butt was in the sliding part, the interval between slider and the limit structure was the biggest.
To sum up, owing to adopted above-mentioned technical characteristic, the beneficial effects of the utility model are that:
the utility model provides a ceramic filter tests fixing tool has realized that ceramic filter is reliable fixed in the test procedure, and fixed position is nimble adjustable, is applicable to the ceramic filter of multiple size specification, and not fragile ceramic filter has improved ceramic filter's efficiency of software testing greatly, simple structure, and convenient the preparation has good practical value.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a perspective view of a ceramic filter testing fixture according to an embodiment of the present invention;
fig. 2 is a top view of a ceramic filter test fixture in accordance with an embodiment of the present invention;
fig. 3 is a side view of a ceramic filter test fixture in accordance with an embodiment of the present invention;
fig. 4 is an elevation view of a ceramic filter test fixture in accordance with an embodiment of the present invention;
fig. 5 is an installation diagram of a ceramic filter test fixture according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 5 is:
1. a fixing member; 2. a slider; 3. a ceramic filter; 4. a base; 5. a drive member;
11. a limiting structure; 12. a sliding part; 13. a bearing part;
121. a dovetail groove;
21. a fixed surface; 22. a sliding surface; 23. a limiting block;
51. a slide bar; 52. an elastic structure; 53. and a locking structure.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A ceramic filter test fixture provided according to some embodiments of the present invention is described below with reference to fig. 1 to 5.
Some embodiments of the present application provide a ceramic filter test fixture.
As shown in fig. 1 to 5, a first embodiment of the present invention provides a fixing tool for testing a ceramic filter 3, including a fixing member 1 and a sliding member 2, wherein the fixing member 1 is provided with a limiting structure 11, the sliding member 2 is slidably connected to the fixing member 1 and slides along a direction close to or away from the limiting structure 11, and the ceramic filter 3 is limited between the limiting structure 11 and the sliding member 2.
The utility model provides a ceramic filter 3 test fixing tool, fix mounting 1 on base 4, can adopt connection modes such as bolted connection, joint, welding, bonding, limit structure 11 can set up in mounting 1 tip or middle part, as preferred, set up limit structure 11 in one end of mounting 1, limit structure 11 can be the columnar structure that thickness is greater than ceramic filter 3, its width is greater than the width of ceramic filter 3; the ceramic filter also can be composed of a plurality of limit salient points, the height of any limit salient point is higher than the thickness of the ceramic filter 3, and the length of the connecting line of the limit salient points is longer than the width of the ceramic filter 3; the fixed piece 1 is connected with a sliding piece 2 in a sliding way, such as a sliding rail, a sliding chute and the like, the arrangement direction of the limiting structure 11 is perpendicular to the sliding direction of the sliding piece 2, and the sliding piece 2 can move towards or away from the limiting structure 11 to adjust the distance between the sliding piece 2 and the limiting structure 11, so that the ceramic filter 1 is suitable for ceramic filters 3 with different sizes; the ceramic filter 3 can be clamped between the stopper structure 11 and the sliding member 2 by providing the elastic structure 52 or adding a resistance strip at the sliding position of the sliding member 2 to position the sliding member 2 on the fixed member 1.
The utility model discloses the second embodiment provides a ceramic filter 3 tests fixing tool, and on the basis of the first embodiment, as shown in fig. 1 to 5, still include driving piece 5, slider 2 links to each other with driving piece 5, driving piece 5 is used for adjusting the interval between slider 2 and the limit structure 11 and makes slider 2 keep the trend towards the motion of limit structure 11.
In this embodiment, the driving member 5 may be an elastic structure 52 disposed between the sliding member 2 and the fixing member 1, for example, an elastic member is disposed between the fixing surface 21 and the fixing member 1, the elastic member is fixedly connected to the fixing surface 21 of the sliding member 2 and the fixing member 1, when the elastic member is in a normal state, one end of the sliding member 2 abuts against the limiting structure 11, the sliding member 2 is pulled to be in a stretching state, the distance between the sliding member 2 and the limiting structure 11 is enlarged, the ceramic filter 3 is placed between the sliding member 2 and the limiting structure 11, and the sliding member 2 keeps a tendency of moving toward the limiting structure 11 by an elastic force of the elastic member, and clamps the ceramic filter 3; the driver 5 may have the following structure.
The utility model discloses a ceramic filter 3 test fixing tool is proposed in the third embodiment, and on the basis of above-mentioned arbitrary embodiment, as shown in fig. 1 to 5, driving piece 5 includes slide bar 51, elastic construction 52 and locking structure 53, slide bar 51 includes canned paragraph, slip section and the traction section that connects gradually, canned paragraph and slider 2 fixed connection, slip section and mounting 1 sliding connection, traction section and locking structure 53 threaded connection;
one end of the elastic structure 52 is connected with the locking structure 53, and the other end of the elastic structure abuts against the fixing piece 1;
the locking structure 53 cooperates with the elastic structure 52 to drive the sliding rod 51 to move, so as to drive the sliding piece 2 to slide in a direction approaching to or departing from the limiting structure 11.
In this embodiment, the fixed section can be fixed on the sliding member 2 by welding, bonding, screwing, etc., the sliding section is slidably connected with the fixed member 1, and the traction section is screwed with the locking structure 53;
the elastic structure 52 may be a spring sleeved on the traction section, one end of the elastic structure is connected to the locking structure 53, and the other end of the elastic structure abuts against the fixing member 1; or a spring set with one end connected with the locking structure 53 and the other end connected with the fixing member 1; the spring or the spring group is extended and contracted by rotating the locking structure 53, the spring or the spring group transmits elastic force to the locking structure 53, and the locking structure 53 drives the sliding rod 51 to move forward or backward under the driving of the elastic force, so that the sliding part 2 slides along the direction close to or far away from the limiting structure 11.
The fourth embodiment of the present invention provides a fixing tool for testing a ceramic filter 3, and on the basis of any of the above embodiments, as shown in fig. 1 to 5, the sliding rod 51 includes a screw rod, the sliding member 2 is fixedly connected to the screw rod, the fixing member 1 is provided with a sliding channel, and the screw rod passes through the sliding channel and is slidably connected to the sliding channel;
the locking structure 53 comprises a nut, and the nut is in threaded connection with the screw;
the elastic structure 52 includes a spring, the spring is sleeved on at least a part of the screw, one end of the spring abuts against the fixing member 1, and the other end of the spring is connected with the nut.
In this embodiment, a screw rod is fixed on the sliding part 2, the screw rod passes through the sliding channel from one end of the fixing part 1, the spring penetrates through one end of the screw rod, which passes through the fixing part 1, one end of the spring abuts against the fixing part 1, the other end of the spring is connected with a nut, the nut is in threaded connection with the screw rod, the spring is stretched or contracted by screwing in or out the nut, and as the position of the fixing part 1 is fixed, when the spring is compressed, the screw rod is driven to slide towards the limiting structure 11 in the sliding channel until the sliding part 2 abuts against the ceramic filter 3.
As examples, M3 x 45mm socket head cap bolts, M3 outer socket head cap nuts and 3.5mm inner diameter springs may be used.
The utility model discloses a fifth embodiment provides a ceramic filter 3 tests fixing tool, and on the basis of any above-mentioned embodiment, as shown in fig. 1 to 5, mounting 1 includes sliding part 12 and supporting part 13, ceramic filter 3 sets up in supporting part 13, dovetail 121 has been seted up to sliding part 12, slider 2 sliding connection is in dovetail 121, just slider 2 at least part matches with dovetail 121's shape.
In this embodiment, the ceramic filter 3 is placed on the bearing portion 13, and the dovetail groove 121 formed in the slide portion 12 regulates the moving direction of the slider 2, thereby preventing the slider 2 from being tilted.
The angle of the dovetail groove 121 is 60 degrees, and the angle of the dovetail groove 121 is understood as an included angle between a side wall surface of the dovetail groove 121 and a horizontal surface.
The utility model discloses the sixth embodiment provides a ceramic filter 3 tests fixing tool, and on the basis of above-mentioned arbitrary embodiment, as shown in fig. 1 to 5, slider 2 includes stationary plane 21 and slip plane 22, slip plane 22 and mounting 1 sliding connection, stationary plane 21 sets up with mounting 1 relatively to be used for limiting slider 2 and being close to the ascending sliding distance of limit structure 11 side.
In this embodiment, the fixing surface 21 is perpendicular to the sliding surface 22, so that the sliding component 2 is in an L-shaped structure, the bolt is fixedly connected with the fixing surface 21, the fixing surface 21 is arranged opposite to the side wall surface of the fixing component 1 away from the limiting structure 11, and when the fixing surface 21 abuts against the fixing component 1, the distance between the sliding component 2 and the limiting structure 11 is the smallest.
The utility model discloses the seventh embodiment provides a 3 test fixing tool of ceramic filter, and on the basis of above-mentioned arbitrary embodiment, as shown in fig. 1 to 5, slider 2 is equipped with stopper 23, stopper 23 is used for restricting slider 2 keeping away from the ascending sliding distance of limit structure 11 side.
The limiting block 23 is disposed at one end of the sliding element 2 close to the limiting structure 11, the limiting block 23 may protrude from the dovetail groove 121 in the width direction or the height direction, so as to prevent the sliding element 2 from continuing to be away from the limiting structure 11 and from being released, and when the sliding element 2 abuts against the sliding portion 12, the distance between the sliding element 2 and the limiting structure 11 is the largest.
In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a ceramic filter (3) test fixing tool, characterized in that, includes mounting (1) and slider (2), mounting (1) is equipped with limit structure (11), slider (2) sliding connection is in mounting (1) to slide along the direction that is close to or keeps away from limit structure (11), ceramic filter (3) are restricted between limit structure (11) and slider (2).
2. A ceramic filter (3) test fixture as claimed in claim 1, further comprising a drive member (5), wherein the slide member (2) is connected to the drive member (5), and wherein the drive member (5) is adapted to adjust the spacing between the slide member (2) and the stop structure (11) and to maintain the slide member (2) in a tendency to move towards the stop structure (11).
3. The ceramic filter (3) testing fixing tool is characterized in that the driving member (5) comprises a sliding rod (51), an elastic structure (52) and a locking structure (53), the sliding rod (51) comprises a fixed section, a sliding section and a traction section which are connected in sequence, the fixed section is fixedly connected with the sliding member (2), the sliding section is slidably connected with the fixing member (1), and the traction section is in threaded connection with the locking structure (53);
one end of the elastic structure (52) is connected with the locking structure (53), and the other end of the elastic structure is abutted against the fixing piece (1);
the locking structure (53) and the elastic structure (52) are matched to drive the sliding rod (51) to move, so that the sliding piece (2) is driven to slide along the direction close to or far away from the limiting structure (11).
4. The ceramic filter (3) testing fixture according to claim 3, wherein the sliding rod (51) comprises a threaded rod, the sliding member (2) is fixedly connected with the threaded rod, the fixing member (1) is provided with a sliding channel, and the threaded rod passes through the sliding channel and is slidably connected with the sliding channel;
the locking structure (53) comprises a nut, and the nut is in threaded connection with the screw;
the elastic structure (52) comprises a spring, the spring is sleeved on at least part of the screw rod, one end of the spring abuts against the fixing piece (1), and the other end of the spring is connected with the nut.
5. The ceramic filter (3) testing fixture according to any one of claims 1 to 4, wherein the fixture (1) comprises a sliding part (12) and a bearing part (13), the ceramic filter (3) is arranged on the bearing part (13), the sliding part (12) is provided with a dovetail groove (121), the sliding part (2) is slidably connected with the dovetail groove (121), and the sliding part (2) at least partially matches the shape of the dovetail groove (121).
6. A ceramic filter (3) test fixture as claimed in claim 5, wherein the dovetail slot (121) has an angle of 60 degrees.
7. The ceramic filter (3) testing fixture tool as claimed in any one of claims 1 to 4, wherein the sliding member (2) comprises a fixing surface (21) and a sliding surface (22), the sliding surface (22) is slidably connected with the fixing member (1), and the fixing surface (21) is disposed opposite to the fixing member (1) and is used for limiting the sliding distance of the sliding member (2) in the direction approaching the limiting structure (11).
8. A ceramic filter (3) test fixture as claimed in any one of claims 1 to 4, wherein the slide (2) is provided with a stop (23), the stop (23) being adapted to limit the sliding distance of the slide (2) in a direction away from the stop structure (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221274665.8U CN218213071U (en) | 2022-05-25 | 2022-05-25 | Ceramic filter test fixing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221274665.8U CN218213071U (en) | 2022-05-25 | 2022-05-25 | Ceramic filter test fixing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218213071U true CN218213071U (en) | 2023-01-03 |
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ID=84645338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221274665.8U Active CN218213071U (en) | 2022-05-25 | 2022-05-25 | Ceramic filter test fixing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218213071U (en) |
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2022
- 2022-05-25 CN CN202221274665.8U patent/CN218213071U/en active Active
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