CN220796728U - Anti-electromagnetic interference type power tube - Google Patents
Anti-electromagnetic interference type power tube Download PDFInfo
- Publication number
- CN220796728U CN220796728U CN202322410453.9U CN202322410453U CN220796728U CN 220796728 U CN220796728 U CN 220796728U CN 202322410453 U CN202322410453 U CN 202322410453U CN 220796728 U CN220796728 U CN 220796728U
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- Prior art keywords
- power tube
- block
- electromagnetic interference
- heat dissipation
- positioning
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- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 230000017525 heat dissipation Effects 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an anti-electromagnetic interference type power tube, which comprises a substrate, wherein a plurality of power tubes are arranged at the top of the substrate, telescopic rods are respectively and fixedly arranged at two sides of the bottom of the substrate, a transverse rod is fixedly arranged at the top of the telescopic rods, a plurality of limiting mechanisms are arranged at the bottom of the transverse rod and are in one-to-one correspondence with the power tubes, each limiting mechanism comprises a middle block, a first L limiting block is respectively and fixedly arranged at the left side and the right side of each middle block, a second limiting block is respectively and fixedly arranged at the front side and the rear side of each middle block, the first L limiting block and the second limiting block are clamped at the top of each power tube, and first cooling fins are respectively arranged at the bottoms of the first L limiting block and the second limiting block.
Description
Technical Field
The utility model relates to the technical field of power tubes, in particular to an anti-electromagnetic interference type power tube.
Background
The power tube is a tube serving as a final output in the amplifying circuit, and is divided into a large power tube and a small power tube. Typical PCM (collector loss power) is greater than 1W called high power tubes such as domestic 3DD and 3DA and japanese 2SD and 2SC tubes. PCM is less than 1W called a small power tube. Such as 3AX and 3DG type tubes. Some better circuits are CMOS field effect transistor work power amplifier.
The power tube is generally fixed on the base plate of the radiator through the pressing plate in a pressing mode, and when a plurality of power tubes are installed, the installation is complex, time and labor are wasted, so the utility model provides the anti-electromagnetic interference power tube to solve the problems.
Disclosure of Invention
In view of the above drawbacks of the prior art, an object of the present utility model is to provide an anti-electromagnetic interference power tube.
In order to achieve the above purpose, the utility model provides an anti-electromagnetic interference power tube, which comprises a substrate, wherein a plurality of power tubes are arranged at the top of the substrate, telescopic rods are respectively and fixedly arranged at two sides of the bottom of the substrate, a cross rod is fixedly arranged at the top of the telescopic rods, a plurality of limiting mechanisms are arranged at the bottom of the cross rod and are in one-to-one correspondence with the power tubes, each limiting mechanism comprises a middle block, a first L limiting block is respectively and fixedly arranged at the left side and the right side of each middle block, a second limiting block is respectively and fixedly arranged at the front side and the rear side of each middle block, the first L limiting block and the second limiting block are clamped at the top of the power tube, and first cooling fins are respectively arranged at the bottoms of the first L limiting block and the second limiting block.
Further, the power tube outside is fixed and is provided with the shielding layer, and every one side of power tube all is provided with cooling mechanism, cooling mechanism installs the top of base plate, the shielding layer adopts conductive rubber to make.
Further, the heat dissipation mechanism comprises a vertical plate, the vertical plate is detachably mounted at the top of the base plate through a positioning mechanism, a buffer block is fixedly arranged on the side wall of the vertical plate, a second heat dissipation fin is fixedly arranged on one side, away from the vertical plate, of the buffer block, and the second heat dissipation fin is in contact with the power tube under the action of the buffer block.
Further, the heat-resistant layer is fixedly arranged on the outer side of the buffer block, the positioning mechanism comprises a positioning block, the positioning block is fixedly connected with the vertical plate, a positioning screw is arranged on one side of the top of the positioning block, and the positioning block is fixed on the top of the substrate through the positioning screw.
Further, the heat dissipation holes are formed in the tops of the first L limiting block and the second limiting block, a sliding block is fixedly arranged at the top of the middle block and is arranged in a sliding groove in a sliding mode, the sliding groove is transversely formed in the bottom of the cross rod, and the installation position of the sliding block can be fixed.
Further, the top of the cross rod is provided with an elastic mechanism, the elastic mechanism comprises an elastic screw rod, the top of the cross rod is provided with a plurality of threaded holes, and the sliding block is screwed on the elastic mechanism to be propped against and fixed.
Further, the elasticity screw rod with screw hole screw thread fit, elasticity screw rod bottom is provided with the piece of supporting through the pivot rotation, the piece bottom of supporting fixedly is provided with the rubber pad.
Further, a threaded cylinder is fixedly arranged in the middle of the top of the base plate, a threaded rod is arranged at the top of the cross rod, and the threaded rod penetrates through the cross rod and is in threaded fit with the threaded cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the telescopic link, horizontal pole, first L stopper, second stopper, screw thread section of thick bamboo and threaded rod isotructure that sets up, place several power tube on the base plate, screw in threaded rod down in the screw thread section of thick bamboo, the threaded rod drives the horizontal pole and moves down, the horizontal pole drives first L stopper and second stopper and moves down, first L stopper and second stopper card are established at the top of power tube, be convenient for fix several power tubes simultaneously, the power tube is generally fixed on the base plate of radiator through the platen press fastening, when installing a plurality of power tubes, the installation is loaded down with trivial details, the problem of wasting time and energy;
2. through the structures such as the first radiating fins and the radiating holes, the first radiating fins are arranged at the bottoms of the first L limiting block and the second limiting block, and the top of the power tube is conveniently subjected to radiating treatment under the action of the first radiating fins; through the shielding layer that sets up, the shielding layer adopts conductive rubber to make, has sealed and electromagnetic shield's effect, through the buffer block and the second fin isotructure of setting, the second fin contacts with the power tube under the effect of buffer block, and the second fin can carry out supplementary heat dissipation to the power tube.
3. Through the slider, spout and the elasticity screw rod isotructure that set up, control the position of adjusting the slider, adjust the position of first L stopper and second stopper, the slider supports fixedly through screwing the elasticity screw rod, is convenient for fix the power tube in different positions as required.
Drawings
In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments of the present utility model, it being apparent that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without the exercise of inventive effort for a person of ordinary skill in the art.
FIG. 1 is a front view of the present utility model;
FIG. 2 is a cross-sectional view provided by the present utility model;
FIG. 3 is a schematic diagram of a heat dissipation mechanism according to the present utility model;
FIG. 4 is a schematic view of a take-up mechanism according to the present utility model;
FIG. 5 is a front view of the spacing mechanism provided by the present utility model;
FIG. 6 is a cross-sectional view of a spacing mechanism provided by the present utility model;
reference numerals illustrate:
1. a substrate; 2. a telescopic rod; 3. a power tube; 4. a shielding layer; 5. a cross bar; 6. a threaded hole; 7. an elastic mechanism; 71. an elastic screw; 72. a rotating shaft; 73. abutting blocks; 74. a rubber pad; 8. a chute; 9. a slide block; 10. a first heat sink; 11. a limiting mechanism; 111. a first L limiting block; 112. a middle block; 113. a second limiting block; 12. a heat radiation hole; 13. a heat dissipation mechanism; 131. a second heat sink; 132. a buffer block; 133. a riser; 134. a set screw; 135. a positioning block; 14. a thread cylinder; 15. a threaded rod.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
The terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.
Referring to fig. 1-6, the utility model provides an anti-electromagnetic interference power tube, which comprises a substrate 1, wherein a plurality of power tubes 3 are arranged at the top of the substrate 1, telescopic rods 2 are respectively and fixedly arranged at two sides of the bottom of the substrate 1, a cross rod 5 is fixedly arranged at the top of the telescopic rods 2, a plurality of limiting mechanisms 11 are arranged at the bottom of the cross rod 5, the limiting mechanisms 11 are arranged in one-to-one correspondence with the power tubes 3, each limiting mechanism 11 comprises a middle block 112, a first L limiting block 111 is respectively and fixedly arranged at the left side and the right side of each middle block 112, a second limiting block 113 is respectively and fixedly arranged at the front side and the rear side of each middle block 112, the first L limiting block 111 and the second limiting block 113 are clamped at the top of the power tube 3, first cooling fins 10 are respectively arranged at the bottoms of the first L limiting block 111 and the second limiting block 113, heat dissipation holes 12 are respectively arranged at the tops of the first L limiting block 111 and the second limiting block 113, the top of the middle block 112 is fixedly provided with a sliding block 9, the sliding block 9 is arranged in a sliding groove 8 in a sliding way, the sliding groove 8 is transversely arranged at the bottom of the cross rod 5, the installation position of the sliding block 9 can be fixed, the top of the cross rod 5 is provided with an elastic mechanism 7, the elastic mechanism 7 comprises an elastic screw 71, the top of the cross rod is provided with a plurality of threaded holes 6, the sliding block 9 is tightly screwed and fixed by the elastic screw 7, the elastic screw 71 is in threaded fit with the threaded holes 6, the bottom of the elastic screw 71 is rotatably provided with a supporting block 73 through a rotating shaft 72, the bottom of the supporting block 73 is fixedly provided with a rubber pad 74, the middle position of the top of the base plate 1 is fixedly provided with a threaded cylinder 14, the top of the cross rod 5 is provided with a threaded rod 15, the threaded rod 15 penetrates through the cross rod 5 and is in threaded fit with the threaded cylinder 14, and a plurality of power pipes 3 are placed on the base plate 1 through the structures of the arranged telescopic rod 2, the cross rod 5, a first L limiting block 111, a second limiting block 113, the threaded cylinder 14, the threaded cylinder 15 and the threaded cylinder 15, the threaded rod 15 is screwed into the threaded cylinder 14 downwards, the threaded rod 15 drives the cross rod 5 to move downwards, the cross rod 5 drives the first L limiting block 111 and the second limiting block 113 to move downwards, the first L limiting block 111 and the second limiting block 113 are clamped at the top of the power tube 3, so that the power tubes 3 are conveniently and simultaneously fixed, and the problems that the power tubes are generally fixed on a base plate of a radiator through pressing and pressing, and the installation is complicated, time-consuming and labor-consuming when a plurality of power tubes are installed are solved; through the structures of the first radiating fins 10, the radiating holes 12 and the like, the first radiating fins 10 are arranged at the bottoms of the first L limiting block 111 and the second limiting block 113, and the top of the power tube 3 is conveniently subjected to radiating treatment under the action of the first radiating fins 10; through the structures of the sliding block 9, the sliding chute 8, the elastic screw 71 and the like, the positions of the sliding block 9 are adjusted left and right, the positions of the first L limiting block 111 and the second limiting block 113 are adjusted, and the sliding block 9 is propped against and fixed through screwing the elastic screw 71, so that the power tube 3 can be conveniently fixed at different positions according to requirements;
referring to fig. 1-3, a shielding layer 4 is fixedly arranged on the outer side of each power tube 3, the shielding layer 4 is made of conductive rubber, a heat dissipation mechanism 13 is arranged on one side of each power tube 3, the heat dissipation mechanism 13 is mounted on the top of a substrate 1, the heat dissipation mechanism 13 comprises a vertical plate 133, the vertical plate 133 is detachably mounted on the top of the substrate 1 through a positioning mechanism, a buffer block 132 is fixedly arranged on the side wall of the vertical plate 133, a second heat dissipation plate 131 is fixedly arranged on one side, far away from the vertical plate 133, of the buffer block 132, the second heat dissipation plate 131 is in contact with the power tubes 3 under the action of the buffer block 132, a heat-resistant layer is fixedly arranged on the outer side of the buffer block 132, the positioning mechanism comprises a positioning block 135, the positioning block 135 is fixedly connected with the vertical plate 133, a positioning screw 134 is arranged on one side of the top of the positioning block 135, the positioning block 135 is fixed on the top of the substrate 1 through the positioning screw 134, the shielding layer 4 is made of conductive rubber, the sealing and electromagnetic shielding effects are achieved, the second heat dissipation plate 131 is in contact with the power tubes 3 under the action of the buffer block 132, and the second heat dissipation plate 131 can assist in heat dissipation of the power tubes 3.
The working principle and the using method of the utility model are as follows:
when the power tube cooling device is used, a plurality of power tubes 3 are placed on a substrate 1, a threaded rod 15 is screwed into a threaded cylinder 14 downwards, the threaded rod 15 drives a cross rod 5 to move downwards, the cross rod 5 drives a first L limiting block 111 and a second limiting block 113 to move downwards, the first L limiting block 111 and the second limiting block 113 are clamped at the top of the power tubes 3, the power tubes 3 are convenient to fix at the same time, first cooling fins 10 are installed at the bottoms of the first L limiting block 111 and the second limiting block 113, the top of the power tubes 3 is convenient to dissipate heat under the action of the first cooling fins 10, the position of a sliding block 9 is adjusted left and right, the positions of the first L limiting block 111 and the second limiting block 113 are adjusted, the sliding block 9 is propped against and fixed through screwing an elastic screw 71, the power tubes 3 are convenient to fix at different positions according to requirements, the shielding layer 4 is arranged, the shielding layer 4 is made of conductive rubber, the functions of sealing and electromagnetic shielding are achieved, the second cooling fins are in contact with the power tubes 3 under the action of the buffering blocks 132 and the action of the second cooling fins 131, and the second cooling fins 131 can assist in cooling the power tubes 3.
The foregoing is merely illustrative of the present utility model and is not to be construed as limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; all equivalent structures or equivalent flow changes made by the specification and the attached drawings of the utility model or directly or indirectly applied to other related technical fields are included in the protection scope of the utility model.
Claims (8)
1. An anti-electromagnetic interference type power tube is characterized in that: including the base plate, the base plate top is provided with a plurality of power tube, the base plate bottom both sides are fixed respectively and are provided with the telescopic link, the fixed horizontal pole that is provided with in telescopic link top, a plurality of stop gear is installed to the horizontal pole bottom, stop gear with power tube one-to-one sets up, stop gear includes the intermediate block, the intermediate block left and right sides is fixed respectively and is provided with first L stopper, both sides are fixed respectively around the intermediate block are provided with the second stopper, first L stopper with the second stopper card is established the top of power tube, first L stopper with first fin is all installed to the bottom of second stopper, the fixed shielding layer that is provided with in the power tube outside, the shielding layer adopts conductive rubber to make.
2. The anti-electromagnetic interference power tube according to claim 1, wherein: and one side of each power tube is provided with a heat dissipation mechanism, and the heat dissipation mechanism is arranged at the top of the substrate.
3. The anti-electromagnetic interference power tube according to claim 2, wherein: the heat dissipation mechanism comprises a vertical plate, the vertical plate is detachably mounted at the top of the base plate through a positioning mechanism, a buffer block is fixedly arranged on the side wall of the vertical plate, a second heat dissipation fin is fixedly arranged on one side, away from the vertical plate, of the buffer block, and the second heat dissipation fin is in contact with the power tube under the action of the buffer block.
4. The anti-electromagnetic interference power tube according to claim 3, wherein: the heat-resistant layer is fixedly arranged on the outer side of the buffer block, the positioning mechanism comprises a positioning block, the positioning block is fixedly connected with the vertical plate, a positioning screw is arranged on one side of the top of the positioning block, and the positioning block is fixed on the top of the substrate through the positioning screw.
5. The anti-electromagnetic interference power tube according to claim 4, wherein: the heat dissipation holes are formed in the tops of the first L limiting block and the second limiting block, the sliding block is fixedly arranged at the top of the middle block and is arranged in the sliding groove in a sliding mode, the sliding groove is transversely formed in the bottom of the cross rod, and the installation position of the sliding block can be fixed.
6. The anti-electromagnetic interference power tube according to claim 5, wherein: the top of the cross rod is provided with an elastic mechanism, the elastic mechanism comprises an elastic screw rod, the top of the cross rod is provided with a plurality of threaded holes, and the sliding block is screwed on the elastic mechanism to be propped against and fixed.
7. The anti-electromagnetic interference power tube according to claim 6, wherein: the elastic screw rod with screw hole screw thread fit, elastic screw rod bottom is provided with the piece of supporting through the pivot rotation, it is fixed to be provided with the rubber pad to support a piece bottom.
8. The anti-electromagnetic interference power tube according to claim 7, wherein: the middle position of the top of the base plate is fixedly provided with a threaded cylinder, the top of the cross rod is provided with a threaded rod, and the threaded rod penetrates through the cross rod and is in threaded fit with the threaded cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322410453.9U CN220796728U (en) | 2023-09-05 | 2023-09-05 | Anti-electromagnetic interference type power tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322410453.9U CN220796728U (en) | 2023-09-05 | 2023-09-05 | Anti-electromagnetic interference type power tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220796728U true CN220796728U (en) | 2024-04-16 |
Family
ID=90635665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322410453.9U Active CN220796728U (en) | 2023-09-05 | 2023-09-05 | Anti-electromagnetic interference type power tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220796728U (en) |
-
2023
- 2023-09-05 CN CN202322410453.9U patent/CN220796728U/en active Active
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