CN112086403A - Waterproof triode and preparation process thereof - Google Patents
Waterproof triode and preparation process thereof Download PDFInfo
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- CN112086403A CN112086403A CN202010910558.9A CN202010910558A CN112086403A CN 112086403 A CN112086403 A CN 112086403A CN 202010910558 A CN202010910558 A CN 202010910558A CN 112086403 A CN112086403 A CN 112086403A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract description 57
- 238000003825 pressing Methods 0.000 claims abstract description 55
- 238000001746 injection moulding Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000004512 die casting Methods 0.000 claims description 6
- 238000010079 rubber tapping Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000010892 electric spark Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/02—Containers; Seals
- H01L23/04—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/02—Containers; Seals
- H01L23/10—Containers; Seals characterised by the material or arrangement of seals between parts, e.g. between cap and base of the container or between leads and walls of the container
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/73—Bipolar junction transistors
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Abstract
The invention discloses a waterproof triode and a preparation process thereof, and the waterproof triode comprises a triode main body, a base pin, an emitting electrode pin, a collector pin, an inner rubber sleeve, an insulating shell, a positioning hole, a positioning column, an insulating end cover, a protective shell, a frame-shaped limiting groove, a limiting frame, an outer rubber sleeve, a boss, a protective clamping frame, a connecting hole, a connecting column, a pressing screw hole, a pressing screw, an insulating pressing plate, a first lead-out hole, a second lead-out hole, a third lead-out hole, an annular limiting groove, a first rubber sleeve, a second rubber sleeve, a third rubber sleeve and a limiting ring; the triode is provided with the inner rubber sleeve, the outer rubber sleeve, the first rubber sleeve, the second rubber sleeve and the third rubber sleeve, and the insulating shell, the insulating end cover and the insulating pressing plate are additionally arranged, so that the waterproof performance and the insulating performance of the triode are improved, the problem of easy electric leakage after meeting water is avoided, the situation that the triode is short-circuited, generates heat, is ignited by electric sparks or expands and explodes is prevented, and the safety performance of the triode is improved.
Description
Technical Field
The invention relates to the technical field of triodes, in particular to a waterproof triode and a preparation process thereof.
Background
The triode is a semiconductor device for controlling current, which is called a semiconductor triode, also called a bipolar transistor and a transistor. The function is to amplify the weak signal into an electric signal with larger amplitude value, and the electric signal is also used as a contactless switch.
However, the conventional triode has the following problems: firstly, the triode has no waterproof function, is easy to have the problem of electric leakage in the using process, causes the conditions of short circuit, heating, electric spark ignition or bulging explosion and the like of the triode, has certain potential safety hazard, and shortens the service life of the triode; secondly, simple structure, barrier propterty is poor, receives external force damage very easily in the use, has inevitably shortened the life of triode.
Disclosure of Invention
The invention aims to provide a waterproof triode and a preparation process thereof, and aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a waterproof triode comprises a triode body, a base pin, an emitting electrode pin, a collecting electrode pin, an inner rubber sleeve, an insulating shell, a positioning hole, a positioning column, an insulating end cover, a protective shell, a frame-shaped limiting groove, a limiting frame, an outer rubber sleeve, a boss, a protective clamping frame, a connecting hole, a connecting column, a pressing screw hole, a pressing screw, an insulating pressing plate, a first leading-out hole, a second leading-out hole, a third leading-out hole, an annular limiting groove, a first rubber sleeve, a second rubber sleeve, a third rubber sleeve and a limiting ring, wherein the base pin, the emitting electrode pin and the collecting electrode pin are respectively arranged at the center and two sides of the top of the triode body, the triode body is embedded in the center of the top of the inner rubber sleeve, the inner rubber sleeve is embedded in the center of the top of the insulating shell, the top of the inner rubber sleeve is embedded with the insulating, the insulation end cover, the inner rubber sleeve and the insulation shell are sequentially embedded in the center of the top of the protection shell from top to bottom, and the protection shell is fixedly embedded in the center of the top of the outer rubber sleeve through a frame-shaped limiting groove and a limiting frame; the center at insulating end cover top is provided with the boss, the protection clamp frame has been cup jointed on the boss, the top of protective housing and protection clamp frame is through connecting hole, spliced pole, compress tightly screw and housing screw fixed inlay and is equipped with insulating clamp plate, the center and the both sides of insulating clamp plate, boss and insulating end cover bottom are drawn forth hole, second through first drawing forth hole, third and are drawn forth hole and annular spacing groove and inlay respectively and be equipped with first rubber sleeve, second rubber sleeve, third rubber sleeve and spacing ring.
A preparation process of a waterproof triode comprises the following steps: step one, injection molding; step two, die casting; step three, tapping; step four, assembling;
in the first step, a proper amount of rubber material is put into an injection molding machine, is melted into liquid state, is injected into a mold with a prefabricated shape, is respectively molded to form an inner rubber sleeve with a positioning hole, an outer rubber sleeve with a frame-shaped limiting groove, a first rubber sleeve with a limiting ring, a second rubber sleeve and a third rubber sleeve, is put into the injection molding machine, is melted into liquid state, is injected into the mold with the prefabricated shape, and is respectively molded to form an insulating shell with a positioning column, an insulating end cover with a positioning hole and a boss, and an insulating pressure plate with a connecting column, a first lead-out hole, a second lead-out hole and a third lead-out hole;
in the second step, a proper amount of metal material is put into a die casting machine, is melted into liquid state, and is injected into a die with a prefabricated shape, so that a protective shell with a limiting frame and a connecting hole and a protective clamping frame with a connecting hole are respectively formed;
in the third step, the insulation pressing plate manufactured in the first step is placed on a tapping machine, and a pressing screw hole in a prefabricated shape is drilled on the connecting column;
in the fourth step, the inner rubber sleeve, the outer rubber sleeve, the first rubber sleeve, the second rubber sleeve, the third rubber sleeve, the insulating shell, the insulating end cover, the protective shell, the protective clamping frame and the insulating pressing plate manufactured in the third step manufactured in the first step are placed on an assembly table together, the prefabricated triode main body with the base pin, the emitter pin and the collector pin is embedded into the inner rubber sleeve, the first rubber sleeve, the second rubber sleeve and the third rubber sleeve are respectively sleeved on the base pin, the emitter pin and the collector pin, the inner rubber sleeve is embedded into the insulating shell, the positioning column is embedded into the positioning hole, the limiting ring is embedded into the frame-shaped limiting groove, the insulating end cover covers the inner rubber sleeve and the limiting ring, and the first rubber sleeve, the second rubber sleeve and the third rubber sleeve are respectively embedded into the first lead-out hole, the second rubber sleeve, the third rubber sleeve and the third rubber sleeve, In the hole is drawn forth to the second and the third, again with insulating casing, interior rubber sleeve and insulating end cover embedding protective housing, and with the protection clamp frame cover on the boss, through making in the spliced pole embedding connecting hole, cover insulating clamp plate on the protection clamp frame, and through making prefabricated housing screw embedding compress tightly in the screw, with protective housing, protection clamp frame and insulating clamp plate fixed together, the rethread makes spacing frame embedding frame in the frame-shaped spacing groove, with outer rubber sleeve cladding on protective housing, make waterproof type triode.
According to the technical scheme, eight positioning holes are formed and are respectively arranged at four corners of the top of the inner rubber sleeve and the top of the insulating end cover, positioning columns are embedded in the positioning holes, and eight positioning columns are arranged and are respectively arranged at four corners of the top of the insulating shell.
According to the technical scheme, the number of the annular limiting grooves is three, the annular limiting grooves are respectively arranged at the center and two sides of the bottom of the insulating end cover, limiting rings are embedded in the annular limiting grooves, and the three limiting rings are respectively arranged at the bottom ends of the side faces of the first rubber sleeve, the second rubber sleeve and the third rubber sleeve.
According to the technical scheme, one frame-shaped limiting groove is formed and arranged at the top end of the inner wall of the outer rubber sleeve, a limiting frame is embedded in the frame-shaped limiting groove, one limiting frame is arranged, and the limiting frame is arranged at the top end of the side face of the protective shell.
According to the technical scheme, the eight connecting holes are formed and are respectively arranged at the four corners of the top of the protective shell and the top of the protective clamping frame, connecting columns are embedded in the connecting holes, and the four connecting columns are respectively arranged at the four corners of the bottom of the insulating pressing plate.
According to the technical scheme, the four compression screw holes are formed and are all formed in the center of the bottom of the connecting column, the compression screw holes are embedded with the four compression screws, and the number of the compression screws is four.
According to the technical scheme, the number of the first lead-out holes is three, the first lead-out holes are respectively formed in the centers of the top of the insulating pressing plate, the boss and the insulating end cover, a first rubber sleeve is embedded inside the first lead-out hole, the first rubber sleeve is sleeved on the base pin, and the bottom of the first rubber sleeve is in contact with the center of the top of the triode main body.
According to the technical scheme, the number of the second lead-out holes is three, the second lead-out holes are respectively formed in one side of the top of the insulating pressing plate, the boss and the insulating end cover, a second rubber sleeve is embedded inside the second lead-out holes and sleeved on the pins of the emitting electrode, and the bottom of the second rubber sleeve is in contact with one side of the top of the triode main body.
According to the technical scheme, the three third lead-out holes are formed and are respectively arranged on the other sides of the tops of the insulating pressing plate, the boss and the insulating end cover, a third rubber sleeve is embedded inside the third lead-out hole, one third rubber sleeve is arranged and is sleeved on the collector pin, and the bottom of the third rubber sleeve is in contact with the other side of the top of the triode main body.
Compared with the prior art, the invention has the following beneficial effects: the triode is provided with the inner rubber sleeve, the outer rubber sleeve, the first rubber sleeve, the second rubber sleeve and the third rubber sleeve, and the insulating shell, the insulating end cover and the insulating pressing plate are additionally arranged, so that the waterproof performance and the insulating performance of the triode are improved, the problem of easy electric leakage after meeting water is avoided, the situation that the triode is short-circuited, generates heat, is ignited by electric sparks or expands and explodes is prevented, and the safety performance of the triode is improved; the protective shell and the protective clamping frame are additionally arranged, so that the protective performance of the triode is improved, the problem that the triode is damaged by external force in the using process is avoided, and the service life of the triode is prolonged; set up reference column, spacing frame, spliced pole, housing screw and spacing ring, adopt the connected mode of tenon fourth of twelve earthly branches and screw combination to make things convenient for personnel to install and dismantle insulating casing, insulating end cover, protecting sheathing, protection clamp frame and insulating clamp plate, labour saving and time saving has reduced the maintenance cost of triode, has further prolonged the life of triode.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a perspective view of the overall construction of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a cross-sectional view of the overall construction of the present invention;
FIG. 5 is a perspective view of the overall construction of the insulating end cap of the present invention;
FIG. 6 is a process flow diagram of the present invention;
in the figure: 1. a triode body; 2. a base terminal; 3. an emitter pin; 4. a collector pin; 5. an inner rubber sleeve; 6. an insulating housing; 7. positioning holes; 8. a positioning column; 9. an insulating end cap; 10. a protective housing; 11. a frame-shaped limiting groove; 12. a limiting frame; 13. an outer rubber sleeve; 14. a boss; 15. a protective clamp frame; 16. connecting holes; 17. connecting columns; 18. pressing the screw hole; 19. a compression screw; 20. an insulating platen; 21. a first lead-out hole; 22. a second lead-out hole; 23. a third lead-out hole; 24. an annular limiting groove; 25. a first rubber sleeve; 26. a second rubber sleeve; 27. a third rubber sleeve; 28. a limit ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a waterproof triode comprises a triode body 1, a base pin 2, an emitting electrode pin 3, a collecting electrode pin 4, an inner rubber sleeve 5, an insulating shell 6, a positioning hole 7, a positioning column 8, an insulating end cover 9, a protective shell 10, a frame-shaped limiting groove 11, a limiting frame 12, an outer rubber sleeve 13, a boss 14, a protective clamping frame 15, a connecting hole 16, a connecting column 17, a pressing screw hole 18, a pressing screw 19, an insulating pressing plate 20, a first leading-out hole 21, a second leading-out hole 22, a third leading-out hole 23, an annular limiting groove 24, a first rubber sleeve 25, a second rubber sleeve 26, a third rubber sleeve 27 and a limiting ring 28, wherein the base pin 2, the emitting electrode pin 3 and the collecting electrode pin 4 are respectively arranged in the center and two sides of the top of the triode body 1, the triode body 1 is embedded in the center of the top of the inner rubber sleeve 5, the inner rubber sleeve 5 is arranged in the center of, the top parts of the insulating shell 6 and the inner rubber sleeve 5 are embedded with insulating end covers 9 through positioning holes 7 and positioning columns 8, eight positioning holes 7 are arranged and are respectively arranged at four corners of the top parts of the inner rubber sleeve 5 and the insulating end cover 9, the positioning columns 8 are embedded in the positioning holes 7, eight positioning columns 8 are arranged and are respectively arranged at four corners of the top part of the insulating shell 6, the insulating end covers 9, the inner rubber sleeve 5 and the insulating shell 6 are sequentially embedded in the center of the top part of the protective shell 10 from top to bottom, the protective shell 10 is fixedly embedded in the center of the top part of the outer rubber sleeve 13 through frame-shaped limiting grooves 11 and limiting frames 12, one frame-shaped limiting groove 11 is arranged and is arranged at the top end of the inner wall of the outer rubber sleeve 13, the limiting frame 12 is embedded in the frame-shaped limiting grooves 11, one limiting frame 12 is arranged and is arranged at the top end of the side surface of the protective shell 10, a, the protective clamping frame 15 is sleeved on the boss 14, the tops of the protective shell 10 and the protective clamping frame 15 are fixedly embedded with insulating press plates 20 through connecting holes 16, connecting columns 17, pressing screw holes 18 and pressing screws 19, eight connecting holes 16 are formed and respectively arranged at four corners of the tops of the protective shell 10 and the protective clamping frame 15, the connecting columns 17 are embedded inside the connecting holes 16, four connecting columns 17 are arranged and respectively arranged at four corners of the bottom of the insulating press plates 20, four pressing screw holes 18 are arranged and respectively arranged at the center of the bottom of the connecting columns 17, the pressing screws 19 are embedded in the pressing screw holes 18, four pressing screws 19 are arranged, the centers and two sides of the bottoms of the insulating press plates 20, the boss 14 and the insulating end cover 9 are respectively embedded with first rubber sleeves 25, second rubber sleeves 26, third rubber sleeves 23 and annular limiting grooves 24 through first leading-out holes 21, second leading-out holes 22, third leading-out holes, Three first lead-out holes 21 are respectively arranged at the centers of the tops of the insulating pressing plate 20, the boss 14 and the insulating end cover 9, the first rubber sleeve 25 is embedded in the first lead-out hole 21, one first rubber sleeve 25 is arranged and sleeved on the base pin 2, the bottom of the first rubber sleeve 25 is in contact with the center of the top of the triode body 1, three second lead-out holes 22 are arranged and respectively arranged at one side of the tops of the insulating pressing plate 20, the boss 14 and the insulating end cover 9, a second rubber sleeve 26 is embedded in the second lead-out hole 22, one second rubber sleeve 26 is arranged and sleeved on the emitter pin 3, the bottom of the second rubber sleeve 26 is in contact with one side of the top of the triode body 1, three third lead-out holes 23 are arranged and respectively arranged at the other side of the tops of the insulating pressing plate 20, the boss 14 and the insulating end cover 9, and the third lead-out hole 23 is internally embedded with a third rubber sleeve 27, the third rubber sleeve 27 is provided with one, the third rubber sleeve 27 is sleeved on the collector pin 4, the bottom of the third rubber sleeve 27 is contacted with the other side of the top of the triode body 1, three annular limiting grooves 24 are arranged and are respectively arranged at the center and two sides of the bottom of the insulating end cover 9, a limiting ring 28 is embedded in the annular limiting groove 24, and the three limiting rings 28 are respectively arranged at the bottom ends of the side surfaces of the first rubber sleeve 25, the second rubber sleeve 26 and the third rubber sleeve 27.
Referring to fig. 6, the present invention provides a technical solution: a preparation process of a waterproof triode comprises the following steps: step one, injection molding; step two, die casting; step three, tapping; step four, assembling;
in the first step, a proper amount of rubber material is put into an injection molding machine, is melted into liquid state, and is injected into a mold with a prefabricated shape, so as to respectively form an inner rubber sleeve 5 with a positioning hole 7, an outer rubber sleeve 13 with a frame-shaped limiting groove 11, a first rubber sleeve 25 with a limiting ring 28, a second rubber sleeve 26 and a third rubber sleeve 27, then a proper amount of plastic material is put into the injection molding machine, is melted into liquid state, and is injected into the mold with the prefabricated shape, so as to respectively form an insulating shell 6 with a positioning column 8, an insulating end cover 9 with a positioning hole 7 and a boss 14, and an insulating pressing plate 20 with a connecting column 17, a first leading-out hole 21, a second leading-out hole 22 and a third leading-out hole 23;
in the second step, a proper amount of metal material is put into a die casting machine, is melted into liquid, and is injected into a die with a prefabricated shape, so that the protective shell 10 with the limiting frame 12 and the connecting hole 16 and the protective clamping frame 15 with the connecting hole 16 are respectively formed;
in the third step, the insulating pressing plate 20 manufactured in the first step is placed on a tapping machine, and a pressing screw hole 18 in a prefabricated shape is drilled in the connecting column 17;
in the fourth step, the inner rubber sleeve 5, the outer rubber sleeve 13, the first rubber sleeve 25, the second rubber sleeve 26, the third rubber sleeve 27, the insulating shell 6, the insulating end cover 9, the protective shell 10, the protective clamping frame 15 and the insulating pressing plate 20 which are manufactured in the third step are placed on an assembly table together, the prefabricated triode body 1 with the base pin 2, the emitter pin 3 and the collector pin 4 is embedded into the inner rubber sleeve 5, the first rubber sleeve 25, the second rubber sleeve 26 and the third rubber sleeve 27 are respectively sleeved on the base pin 2, the emitter pin 3 and the collector pin 4, the inner rubber sleeve 5 is embedded into the insulating shell 6, the insulating end cover 9 is covered on the inner rubber sleeve 5 and the limiting ring 28 by embedding the positioning column 8 into the positioning hole 7 and the limiting ring 28 into the frame-shaped limiting groove 11, the first rubber sleeve 25, the second rubber sleeve 26 and the third rubber sleeve 27 are respectively embedded into the first lead-out hole 21, the second lead-out hole 22 and the third lead-out hole 23, the insulating shell 6, the inner rubber sleeve 5 and the insulating end cover 9 are embedded into the protective shell 10, the protective clamping frame 15 is sleeved on the boss 14, finally, the connecting column 17 is embedded into the connecting hole 16, the insulating pressing plate 20 covers the protective clamping frame 15, the prefabricated pressing screw 19 is embedded into the pressing screw hole 18, the protective shell 10, the protective clamping frame 15 and the insulating pressing plate 20 are fixed together, the limiting frame 12 is embedded into the frame-shaped limiting groove 11, the outer rubber sleeve 13 is coated on the protective shell 10, and the waterproof triode is manufactured.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the inner rubber sleeve 5, the outer rubber sleeve 13, the first rubber sleeve 25, the second rubber sleeve 26 and the third rubber sleeve 27 are additionally arranged on the triode body 1, and the insulating shell 6, the insulating end cover 9 and the insulating pressing plate 20 are additionally arranged, so that the waterproof performance and the insulating performance of the triode are improved, the problem of extremely easy electric leakage after meeting water is avoided, the conditions of short circuit, heating, electric spark ignition or bulging explosion and the like of the triode are prevented, and the safety performance of the triode is improved; the protective shell 10 and the protective clamping frame 15 are respectively arranged on the insulating shell 6 and the insulating end cover 9, so that the protective performance of the triode is improved, the problem that the triode is damaged by external force in the use process is avoided, and the service life of the triode is prolonged; set up reference column 8, spacing frame 12, spliced pole 17, housing screw 19 and spacing ring 28, adopt the connected mode of tenon fourth of twelve earthly branches and screw combination to make things convenient for personnel to install and dismantle insulating casing 6, insulating end cover 9, protecting sheathing 10, protection clamp frame 15 and insulating clamp plate 20, labour saving and time saving has reduced the maintenance cost of triode, has further prolonged the life of triode.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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 (10)
1. The utility model provides a waterproof type triode, including triode main part (1), base pin (2), projecting pole pin (3), collecting electrode pin (4), interior rubber sleeve (5), insulating casing (6), locating hole (7), reference column (8), insulating end cover (9), protective housing (10), frame shape spacing groove (11), spacing frame (12), outer rubber sleeve (13), boss (14), protection clamp frame (15), connecting hole (16), spliced pole (17), compress tightly screw (18), housing screw (19), insulating clamp plate (20), first draw forth hole (21), hole (22) are drawn forth to the second, hole (23) are drawn forth to the third, annular spacing groove (24), first rubber sleeve (25), second rubber sleeve (26), third rubber sleeve (27) and spacing ring (28), its characterized in that: the triode is characterized in that a base pin (2), an emitter pin (3) and a collector pin (4) are respectively arranged at the center and two sides of the top of the triode body (1), the triode body (1) is embedded in the center of the top of the inner rubber sleeve (5), the inner rubber sleeve (5) is embedded in the center of the top of the insulating shell (6), the insulating end cover (9) is embedded in the tops of the insulating shell (6) and the inner rubber sleeve (5) through a positioning hole (7) and a positioning column (8), the insulating end cover (9), the inner rubber sleeve (5) and the insulating shell (6) are sequentially embedded in the center of the top of the protective shell (10) from top to bottom, and the protective shell (10) is fixedly embedded in the center of the top of the outer rubber sleeve (13) through a frame-shaped limiting groove (11) and a limiting frame (12); the center at the top of the insulating end cover (9) is provided with a boss (14), a protective clamping frame (15) is sleeved on the boss (14), an insulating pressing plate (20) is fixedly embedded in the tops of the protective shell (10) and the protective clamping frame (15) through a connecting hole (16), a connecting column (17), a pressing screw hole (18) and a pressing screw (19), and a first rubber sleeve (25), a second rubber sleeve (26), a third rubber sleeve (27) and a limiting ring (28) are respectively embedded in the center and two sides of the bottom of the insulating pressing plate (20), the boss (14) and the insulating end cover (9) through a first leading-out hole (21), a second leading-out hole (22), a third leading-out hole (23) and an annular limiting groove (24).
2. A preparation process of a waterproof triode comprises the following steps: step one, injection molding; step two, die casting; step three, tapping; step four, assembling; the method is characterized in that:
in the first step, a proper amount of rubber material is put into an injection molding machine, is melted into liquid, and is injected into a mold with a prefabricated shape to respectively form an inner rubber sleeve (5) with a positioning hole (7), an outer rubber sleeve (13) with a frame-shaped limiting groove (11), a first rubber sleeve (25), a second rubber sleeve (26) and a third rubber sleeve (27) with a limiting ring (28), then a proper amount of plastic material is put into the injection molding machine, is melted into liquid, and is injected into the mold with the prefabricated shape to respectively form an insulating shell (6) with a positioning column (8), an insulating end cover (9) with a positioning hole (7) and a boss (14), and an insulating pressing plate (20) with a connecting column (17), a first leading-out hole (21), a second leading-out hole (22) and a third leading-out hole (23);
in the second step, a proper amount of metal material is put into a die casting machine, is melted into liquid, and is injected into a die with a prefabricated shape, so that a protective shell (10) with a limiting frame (12) and a connecting hole (16) and a protective clamping frame (15) with the connecting hole (16) are respectively formed;
in the third step, the insulation pressing plate (20) manufactured in the first step is placed on a tapping machine, and a pressing screw hole (18) in a prefabricated shape is drilled in the connecting column (17);
wherein in the fourth step, the inner rubber sleeve (5), the outer rubber sleeve (13), the first rubber sleeve (25), the second rubber sleeve (26), the third rubber sleeve (27), the insulating shell (6), the insulating end cover (9), the protective shell (10), the protective clamping frame (15) and the insulating pressing plate (20) which are manufactured in the second step are placed on an assembly table together, the prefabricated triode main body (1) with the base pin (2), the emitter pin (3) and the collector pin (4) is embedded into the inner rubber sleeve (5), the first rubber sleeve (25), the second rubber sleeve (26) and the third rubber sleeve (27) are respectively sleeved on the base pin (2), the emitter pin (3) and the collector pin (4), and then the inner rubber sleeve (5) is embedded into the insulating shell (6), the insulation end cover (9) is covered on the inner rubber sleeve (5) and the limit ring (28) by embedding the positioning column (8) into the positioning hole (7) and the limit ring (28) into the frame-shaped limit groove (11), the first rubber sleeve (25), the second rubber sleeve (26) and the third rubber sleeve (27) are respectively embedded into the first leading-out hole (21), the second leading-out hole (22) and the third leading-out hole (23), then the insulation shell (6), the inner rubber sleeve (5) and the insulation end cover (9) are embedded into the protection shell (10), the protection clamping frame (15) is sleeved on the boss (14), finally the connection column (17) is embedded into the connection hole (16), the insulation pressing plate (20) is covered on the protection clamping frame (15), and the protection shell (10), the protection clamping frame (15) and the insulation pressing plate (20) are fixed together by embedding the prefabricated pressing screw (19) into the pressing screw hole (18), and then embedding the limiting frame (12) into the frame-shaped limiting groove (11), and coating the outer rubber sleeve (13) on the protective shell (10) to manufacture the waterproof triode.
3. The waterproof transistor of claim 1, wherein: the eight positioning holes (7) are formed in the four corners of the tops of the inner rubber sleeve (5) and the insulating end cover (9) respectively, positioning columns (8) are embedded in the positioning holes (7), and the eight positioning columns (8) are arranged in the four corners of the tops of the insulating shells (6) respectively.
4. The waterproof transistor of claim 1, wherein: the three annular limiting grooves (24) are arranged and are respectively arranged at the center and two sides of the bottom of the insulating end cover (9), limiting rings (28) are embedded in the annular limiting grooves (24), and the three limiting rings (28) are respectively arranged at the bottom ends of the side surfaces of the first rubber sleeve (25), the second rubber sleeve (26) and the third rubber sleeve (27).
5. The waterproof transistor of claim 1, wherein: the rubber sleeve is characterized in that one frame-shaped limiting groove (11) is formed in the top end of the inner wall of the outer rubber sleeve (13), a limiting frame (12) is embedded in the frame-shaped limiting groove (11), one limiting frame (12) is arranged, and the limiting frame (12) is arranged at the top end of the side face of the protective shell (10).
6. The waterproof transistor of claim 1, wherein: the eight connecting holes (16) are respectively arranged at the four corners of the tops of the protective shell (10) and the protective clamping frame (15), connecting columns (17) are embedded in the connecting holes (16), and the four connecting columns (17) are respectively arranged at the four corners of the bottom of the insulating pressing plate (20).
7. The waterproof transistor of claim 1, wherein: the four pressing screw holes (18) are formed and are all arranged at the center of the bottom of the connecting column (17), the pressing screw holes (18) are embedded with four pressing screws (19), and the number of the pressing screws (19) is four.
8. The waterproof transistor of claim 1, wherein: the first lead-out hole (21) is provided with three, and is seted up respectively at the center at insulating clamp plate (20), boss (14) and insulating end cover (9) top, and the inside of first lead-out hole (21) is inlayed and is equipped with first rubber sleeve (25), first rubber sleeve (25) are provided with one, cup joint on base pin (2), and the bottom of first rubber sleeve (25) contacts with the center at triode main part (1) top.
9. The waterproof transistor of claim 1, wherein: the number of the second lead-out holes (22) is three, the second lead-out holes are respectively formed in one side of the top of the insulating pressing plate (20), the boss (14) and the insulating end cover (9), a second rubber sleeve (26) is embedded in the second lead-out holes (22), the second rubber sleeve (26) is sleeved on the emitter pin (3), and the bottom of the second rubber sleeve (26) is in contact with one side of the top of the triode body (1).
10. The waterproof transistor of claim 1, wherein: the third is drawn forth hole (23) and is provided with threely, sets up respectively at the opposite side at insulating clamp plate (20), boss (14) and insulating end cover (9) top, and the inside of third is drawn forth hole (23) and is inlayed and be equipped with third rubber sleeve (27), third rubber sleeve (27) are provided with one, cup joint on collecting electrode pin (4), and the bottom of third rubber sleeve (27) contacts with the opposite side at triode main part (1) top.
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| CN112086403B (en) | 2022-04-15 |
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