CN110708912B - Power tube mounting structure and charging machine comprising same - Google Patents
Power tube mounting structure and charging machine comprising same Download PDFInfo
- Publication number
- CN110708912B CN110708912B CN201910972727.9A CN201910972727A CN110708912B CN 110708912 B CN110708912 B CN 110708912B CN 201910972727 A CN201910972727 A CN 201910972727A CN 110708912 B CN110708912 B CN 110708912B
- Authority
- CN
- China
- Prior art keywords
- power tube
- power
- shell
- pressing
- tube mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
- H05K7/10—Plug-in assemblages of components, e.g. IC sockets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/182—Printed circuits structurally associated with non-printed electric components associated with components mounted in the printed circuit board, e.g. insert mounted components [IMC]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a power tube mounting structure and a charger comprising the same. The utility model provides a power tube mounting structure, it includes the parting bead and at least two power tubes, the parting bead is formed with a plurality of power tube installation position that is used for accepting the power tube, a plurality of power installation position is the arranging side by side, the front side of every power installation position is provided with the antetheca, be formed with the jack that a plurality of power tube pin passed on the antetheca, the preforming pad is established in the bottom of power tube installation position and is spanned two at least adjacent power tube installation positions, be provided with the pilot hole that staggers the power tube setting on the preforming, power tube and preforming contact and the pin of power tube pass the jack of power tube installation position antetheca. The charger comprises a shell and a PCB (printed circuit board), wherein the PCB is fixed with the shell, the power tube pins are welded and fixed with the PCB, the shell is provided with mounting holes corresponding to the pressing sheets, screws penetrate through the mounting holes on the shell to be matched with the mounting holes of the pressing sheets, and the power tube is pressed on the surface of the shell.
Description
Technical Field
The invention relates to an assembly and fixing structure of an electric element, in particular to a power tube mounting structure and a charger comprising the same.
Background
Along with the high-speed development of the electric automobile technology, the vehicle-mounted charger is particularly important in the field of new energy electric automobiles, and the power tube serving as a switching element is one of the necessary elements of the vehicle-mounted charger, so that the importance of the power tube is particularly outstanding. Along with the continuous improvement of the living standard of people, the charging efficiency of the vehicle-mounted charger is also urgently needed to be improved, the number and the performance of power tubes used by a single charger are also increased while the performance of the charger is improved, and the installation and fixation modes of the power tubes are also continuously changed.
The current market power tube fixing mode is mainly two, one is that round holes on the power tube are utilized to fix the power tube and the aluminum shell together through screws or rivets, the fixing mode is reliable and easy to operate, but when the number of the power tubes is increased, defects appear, firstly, in terms of the installation process, a plurality of power tubes are needed to be inserted on a circuit board one by one, so that the efficiency of a production line is reduced, before the circuit board passes wave soldering, the number of the power tubes is more, the positioning error of a carrier (fixing the power tube and the circuit board) is increased, the assembly error of the power tube and the circuit board is increased, and furthermore, when the power tube is fixed by rivets and screws, the pressure bearing surface of the power tube, which is contacted with the rivets or gaskets, is smaller, so that the power tube and the aluminum shell cannot be well contacted, the power tube has poor heat dissipation, performance is reduced, and service life is reduced.
Another fixing mode is to press a stainless steel strip with certain elasticity on a plurality of power tubes, the position fixing of the stainless steel strip can be in various forms, such as screw fixing, combined fixing by means of an aluminum shell and steel bar structure, and the like, and the fixing mode and the previous fixing mode have the same defects in terms of the installation process, so that the production efficiency is low, the installation error is large, and the other defects are that: the stainless steel pressing strip has a large volume, and each component of the circuit board must keep a certain safety distance with the stainless steel pressing strip, so that the space utilization rate is greatly reduced.
Disclosure of Invention
The invention aims to provide a power tube mounting structure which can be electrically isolated and protected and can be used for conveniently and fixedly mounting a plurality of power tubes in production, and a charger comprising the structure, so that the problems in the prior art are solved.
The technical aim of the invention is mainly solved by the following technical scheme: the utility model provides a power tube mounting structure, it includes parting bead and two at least power tubes, the parting bead is formed with a plurality of power tube installation position that is used for accepting the power tube, and power tube installation position is two at least, a plurality of power installation position is arranged side by side, and the front side of every power installation position is provided with the antetheca, is formed with the jack that a plurality of power tube pin passed on the antetheca, and the preforming fills up to be established in the bottom of power tube installation position and spanned two at least adjacent power tube installation positions, is provided with the pilot hole that staggers the power tube setting on the preforming, and power tube and preforming contact and the pin of power tube passes the jack of power tube installation position antetheca. Before the total assembly of the power tubes, a tabletting pad is arranged at the bottom of a power tube installation position, a plurality of power tubes can be pre-installed in the power tube installation position of a spacer and contacted with a tabletting, pins of the power tubes are inserted from one end of a jack close to the power tube installation position and extend out from the other end of the jack, so that the power tubes, the tabletting and the spacer are assembled into a component.
Preferably, at least one pressing caulking groove matched with the pressing piece is formed in the bottom of the isolating bar, each pressing caulking groove spans across two power tube mounting positions, and two ends of each pressing caulking groove are respectively provided with pressing transverse limiting protrusions for transversely limiting the pressing piece. And the bottom of the isolating strip is provided with a pressing sheet caulking groove which can position the pressing sheet so as to ensure that the power tube can be well compressed after being assembled, and the pressing sheet stretches across two power tube installation positions to compress the power tube by utilizing the two ends of the pressing sheet, so that a bridge-like structure is formed to ensure good contact between the pressing sheet and the power tube, and the power tube is well compressed. The relative position of the pressing piece and the power tube installation position can be further guaranteed through the pressing piece transverse limiting protrusions at the two ends of the pressing piece embedding groove, so that the pressing piece can play a good role in pressing the power tube.
Preferably, the pressing piece forms a bridge connection with the power tube in the adjacent power tube installation position. The two ends of the pressing sheet are contacted with the power tubes in the adjacent power tube installation positions, and the middle part of the pressing sheet is separated from the power tubes by a certain distance, so that gap bridge connection is formed between the pressing sheet and the power tubes. The pressing parts bent towards the power tube direction are formed at the two ends of the pressing piece, the middle of the pressing piece is arched, and the pressing piece forms an arch structure. The tablet pressing device is characterized in that pressing parts bent towards the power tube direction are formed at two ends of the tablet pressing, and tablet pressing transverse limiting protrusions for transversely limiting the tablet pressing are respectively arranged at two ends of the tablet pressing caulking groove. The pressing parts at the two ends of the pressing sheet enable the pressing sheet to form an arch structure, so that the screw and the pressing sheet assembly hole only need less matching when in assembly, and the pressing sheet can play a good pressing role on the power tube.
Preferably, a power tube isolation part is arranged between adjacent power tube installation positions which are spanned by the same tabletting caulking groove on the isolation strip. The power tube isolation part can ensure that adjacent power tubes compressed by the same compression piece are isolated by high connection so as to ensure each performance of the power tubes.
Preferably, the power tube isolation part is positioned between the front walls of the adjacent power tube installation positions, and a tablet rear limit protrusion is arranged at the rear side of the isolation strip relative to the power tube isolation part; and the position of the isolating strip corresponding to the pressing piece assembly hole is provided with a yielding groove. The power tube isolation parts are arranged between the front walls of the adjacent power tube installation positions, and the small power tube isolation parts can be matched with the jacks on the front walls to achieve good isolation between the adjacent power tubes, so that the power tube isolation parts with equal length with the front and rear directions of the power tubes are not required to be arranged, the manufacturing consumable of the isolation strips is reduced, and the manufacturing cost is reduced; in addition, the spacing protruding of preforming back can play the fore-and-aft direction location to the preforming with the cooperation of power tube isolation part, and the follow-up assembly of power tube of being convenient for is with guaranteeing to compress tightly the reliable of power tube. The setting of the abdication groove can prevent the screw from propping against the isolation strip when the power tube is assembled.
Preferably, the isolating strip is formed by integrally injection molding reinforced PA66 nylon containing 30-33% of glass fiber by weight. The reinforced PA66 nylon is a mixed material which takes PA66 as a main material and is added with 30 to 33 weight percent of glass fiber, a small amount of carbon fiber, mineral fillers and other auxiliary materials such as lubricants, antioxidants and the like. The effect of the isolating strip made of reinforced PA66 nylon in the whole assembly is particularly important, the low thermal conductivity and the heat resistance of the isolating strip can isolate high heat generated by the power tube, most of the heat is transferred to the shell, and electric elements on the other side of the isolating strip are protected, so that the service life of the electric elements is prolonged, the isolating and protecting effects are achieved, and the power of the tube is isolated due to the high insulation and pressure resistance of the isolating strip, other components around the power tube are protected, and the isolating and protecting effects are achieved.
Preferably, the rear side of the power tube mounting position of the isolation strip relative to the front wall is provided with a rear baffle body, the height of the rear baffle body is smaller than the thickness of the power tube, and the width of the rear baffle body is smaller than the transverse width of the power tube. The rear baffle body can strengthen and position the power tube in the front-rear direction of the power tube in the power tube mounting position of the isolating strip, so that the power tube is prevented from loosening and sliding out; the height of the rear baffle body is smaller than the thickness of the power tube, and the width of the rear baffle body is smaller than the transverse width of the power tube, so that the reliable positioning of the power tube can be ensured, and meanwhile, the power tube can be conveniently installed and taken out.
Preferably, the insertion holes on the front wall of the power tube installation position are uniformly inclined upwards or downwards, so that when the pins of the power tube are inserted into the insertion holes, certain flexible force is generated on the pins of the power tube, and the power tube is further pre-positioned in the power tube installation position to prevent the power tube from falling off during assembly.
The charger comprises a shell and a PCB, wherein the PCB is fixed with the shell, the power tube pins are welded and fixed with the PCB, the shell is provided with mounting holes corresponding to the pressing sheets, screws penetrate through the mounting holes on the shell and are matched with the mounting holes of the pressing sheets, and the power tube is pressed on the surface of the shell. During assembly, the pressing sheet, the isolating bars and the power tube assemblies are assembled into the power tube assemblies in advance, then one or more assemblies assembled in advance are assembled with the PCB, namely, pins of the power tube are welded with the PCB, and then screws penetrate through mounting holes of the shell to be matched with the mounting holes on the pressing sheet, so that the power tube assemblies are fixed with the shell. The power tube and the shell are subjected to heat transfer, the power tube and the shell are tightly pressed through the screw and the pressing piece, the pressing piece bearing surface is large, the pressure applied to the power tube is uniform (the stress is not concentrated), the risk of being damaged is greatly reduced, in addition, the bonding between the uniform power tube and the shell is better, the heat transfer is more uniform, and the heat dissipation performance is stronger. The function of the isolating strip in the whole assembly is particularly important, the isolating strip is made of the mixed material of reinforced PA66 nylon and glass fiber, the isolating strip can isolate high heat generated by the power tube because of low thermal conductivity and heat resistance, most of the heat is transferred to the shell, and electric elements on the other side of the isolating strip are protected, so that the service life of the electric elements is prolonged, the isolating and protecting effects are achieved, the power of the tube is isolated because of high insulating and pressure-resistant performance, other components around the power tube are protected, the isolating and protecting effects are achieved, and the space utilization rate in the charger is greatly improved.
Preferably, an insulating gasket is arranged between the power tube and the shell, and an insulating rubber seat is arranged between the shell mounting hole and the screw. The screw is insulated with the power tube through the insulating rubber seat (bakelite or nylon material), so that the insulating performance is guaranteed, and the insulating rubber seat can be omitted if the power tube does not need insulating treatment.
Therefore, the invention has the following advantages:
on one hand, the assembly efficiency on the production line is improved, so that the production efficiency is improved, on the other hand, the assembly precision is improved, and the power tube mounting position and the jack on the isolating bar strictly fix the assembly position of the power tube, so that the assembly error of the whole machine is reduced, and the defective rate is reduced.
The power tube is evenly stressed (stress is not concentrated), the risk of being damaged is greatly reduced, in addition, the even stressed power tube is better in fit with the shell, heat transfer is more even, and heat dissipation performance is stronger. The function of the isolating strip in the whole assembly is particularly important, the low thermal conductivity and the heat resistance of the isolating strip can isolate high heat generated by the power tube, most of the heat is transferred to the shell, and the electric elements on the other side of the isolating strip are protected, so that the service life of the electric elements is prolonged, the isolating and protecting functions are achieved, the insulating and voltage-resisting properties are high, the tube power is isolated, other components around the power tube are protected, the isolating and protecting functions are achieved, and the space utilization rate in the charger is also greatly improved.
Drawings
FIG. 1 is a cross-sectional view of an assembled structure of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic view of a spacer of the present invention;
fig. 4 is a schematic diagram of the assembly structure of the spacer, the power tube and the pressing sheet of the present invention.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Example 1: as shown in fig. 1 and 2, the insulating strip 1 comprises two insulating strips 1 and eight power tubes 2, and the insulating strips 1 are integrally injection-molded by reinforced PA66 nylon containing 30% of glass fibers by weight. As shown in fig. 3, each spacer is formed with four power tube mounting positions 3 for receiving power tubes, the four power mounting positions 3 are arranged side by side, a front wall 4 is arranged at the front side of each power mounting position 3, three insertion holes 7 for the pins of the power tubes to pass through are formed in the front wall 4 of each power tube mounting position, and the insertion holes of the front wall of the power tube mounting position are uniformly inclined upwards. The front wall 4 of two power tube installation positions 3 in the middle is directly connected as an organic wholely, and the parting bead bottom is formed with two preforming caulking grooves 5 with preforming complex, and every preforming caulking groove 5 corresponds a preforming, and every preforming caulking groove 5 spanned two power tube installation positions 3, and the both ends of preforming caulking groove 5 are provided with the preforming horizontal spacing arch 8 that carries out horizontal spacing to the preforming respectively. A power tube isolation part 6 is arranged between adjacent power tube installation positions of the isolation strip spanned by the same tabletting caulking groove 5, the power tube isolation part 6 is U-shaped, the U-shaped opening faces to the outer side of the power tube installation position, the power tube isolation part 6 is positioned between the front walls 4 of the adjacent power tube installation positions 3, and a tabletting rear limit bulge 9 is arranged on the rear side of the isolation strip relative to the power tube isolation part 6; the power tube installation phase of parting strip is equipped with back fender body 10 relative to the rear side of front wall 4, and the height of back fender body 10 is less than the thickness of power tube, and the width L of back fender body is less than the transverse width of power tube.
As shown in fig. 4, a pressing sheet 11 made of stainless steel is arranged in a pressing sheet caulking groove at the bottom of a power tube installation position and spans across two power tube installation positions, pressing parts 12 bent towards the direction of the power tube are formed at two ends of the pressing sheet 11, the middle of the pressing sheet arches, the pressing sheet forms an arch structure, an assembling hole 13 staggered with the power tube is formed in the middle of the pressing sheet, the assembling hole 13 is an inner screw hole, and a abdicating groove 14 is formed at the position of the isolating bar corresponding to the assembling hole of the pressing sheet as shown in fig. 3. As shown in fig. 1, one pressing piece 11 corresponds to two power tubes 2. As shown in fig. 4, the power tube 2 is in contact with the pressing piece 11 and the pins 15 of the power tube pass through the insertion holes of the front wall of the power tube mounting position. As shown in fig. 1, two ends of the pressing piece 11 are in contact with the power tube in the adjacent power tube installation position, and the middle part of the pressing piece is separated from the power tube by a certain distance, so that the pressing piece 11 and the power tube 2 in the adjacent power tube installation position form a bridge connection.
As shown in fig. 1 and 2, the charger of the invention comprises a shell 16 and a PCB 17, wherein the PCB 17 is fixed with the shell 16, the pins 15 of the power tube 2 are welded and fixed with the PCB 17, the shell 16 is provided with mounting holes 18 corresponding to the mounting holes of the press plates 11, the screws 19 penetrate through the mounting holes 19 on the shell 16 to be matched with the mounting holes 13 of the press plates, and the power tube 2 is pressed on the surface of the shell to form heat conduction. An insulating gasket 20 is arranged between the power tube 2 and the shell 16, the insulating gasket 20 is a silica gel sheet, and an insulating gel seat 21 is arranged between the shell mounting hole and the screw. Other structures and components of the charger are conventional structures and conventional components in the art, and are not described herein.
Before the power tube is assembled, the pressing pads are arranged in pressing caulking grooves at the bottom of the power tube installation position, each pressing pad corresponds to two power tubes, one isolating bar corresponds to four power tubes, the power tubes are arranged in the power tube installation position of the isolating bar in advance and are in contact with the pressing pads, pins of the power tubes are inserted from one end of a jack close to the power tube installation position and extend from the other end of the jack, and therefore the power tubes, the pressing pads and the isolating bar are assembled into a component.
During assembly, the pressing sheet, the isolating bars and the power tube assemblies are assembled into the power tube assemblies in advance, then one or more assemblies assembled in advance are assembled with the PCB, namely, pins of the power tube are welded with the PCB, and then screws penetrate through mounting holes of the shell to be matched with the mounting holes on the pressing sheet, so that the power tube assemblies are fixed with the shell. The power tube and the shell are subjected to heat transfer, the power tube and the shell are tightly pressed through the screw and the pressing piece, the pressing piece bearing surface is large, the pressure applied to the power tube is uniform (the stress is not concentrated), the risk of being damaged is greatly reduced, in addition, the bonding between the uniform power tube and the shell is better, the heat transfer is more uniform, and the heat dissipation performance is stronger. The function of the isolating strip in the whole assembly is particularly important, the isolating strip is made of the mixed material of reinforced PA66 nylon and glass fiber, the isolating strip can isolate high heat generated by the power tube because of low thermal conductivity and heat resistance, most of the heat is transferred to the shell, and electric elements on the other side of the isolating strip are protected, so that the service life of the electric elements is prolonged, the isolating and protecting effects are achieved, the power of the tube is isolated because of high insulating and pressure-resistant performance, other components around the power tube are protected, the isolating and protecting effects are achieved, and the space utilization rate in the charger is greatly improved.
Claims (8)
1. The utility model provides a power tube mounting structure which characterized in that: the power tube mounting structure comprises a spacer and at least two power tubes, wherein the spacer is provided with a plurality of power tube mounting positions for receiving the power tubes, the number of the power tube mounting positions is at least two, the power tube mounting positions are arranged side by side, the front side of each power mounting position is provided with a front wall, the front wall is provided with a plurality of jacks for the pins of the power tubes to pass through, a tabletting pad is arranged at the bottom of the power tube mounting position and spans at least two adjacent power tube mounting positions, the tabletting is provided with assembling holes for staggering the power tubes, the power tubes are in contact with the tabletting, and the pins of the power tubes pass through the jacks of the front wall of the power tube mounting position; at least one pressing plate caulking groove matched with the pressing plates is formed in the bottom of the isolation strip, each pressing plate caulking groove spans two power tube mounting positions, and pressing plate transverse limiting protrusions for transversely limiting the pressing plates are respectively arranged at two ends of each pressing plate caulking groove; a pressing sheet rear limit bulge is arranged at the rear side of the front wall of the power tube mounting position of the isolation strip; the isolating strip is provided with a abdication groove at the position corresponding to the tabletting assembly hole; the power tube installation position of the isolation strip is provided with a rear baffle body relative to the rear side of the front wall, the height of the rear baffle body is smaller than the thickness of the power tube, and the width of the rear baffle body is smaller than the transverse width of the power tube.
2. The power tube mounting structure according to claim 1, wherein: and the pressing sheets and the power tubes positioned in the adjacent power tube installation positions form bridge connection.
3. The power tube mounting structure according to claim 1 or 2, characterized in that: and a power tube isolation part is arranged between adjacent power tube installation positions which are spanned by the same tabletting caulking groove on the isolation strip.
4. A power tube mounting structure according to claim 3, wherein: the power tube isolation part is positioned between the front walls of the adjacent power tube installation positions, and the rear side of the isolation strip relative to the power tube isolation part is provided with the tablet rear limit protrusion.
5. The power tube mounting structure according to claim 1 or 2, characterized in that: the isolating strip is formed by integrally injection molding reinforced PA66 nylon containing 30-33% of glass fiber in parts by weight.
6. The power tube mounting structure according to claim 1 or 2, characterized in that: the jacks on the front wall of the power tube installation position are uniformly inclined upwards or downwards.
7. The charger comprising the power tube mounting structure according to any one of claims 1-6, comprising a shell and a PCB board, wherein the PCB board is fixed with the shell, the power tube pins are welded and fixed with the PCB board, the shell is provided with mounting holes corresponding to the pressing sheets, the screws penetrate through the mounting holes on the shell to be matched with the mounting holes of the pressing sheets, and the power tube is pressed on the surface of the shell.
8. The charger of claim 7 wherein: an insulating gasket is arranged between the power tube and the shell, and an insulating rubber seat is arranged between the shell mounting hole and the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972727.9A CN110708912B (en) | 2019-10-14 | 2019-10-14 | Power tube mounting structure and charging machine comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972727.9A CN110708912B (en) | 2019-10-14 | 2019-10-14 | Power tube mounting structure and charging machine comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110708912A CN110708912A (en) | 2020-01-17 |
| CN110708912B true CN110708912B (en) | 2023-08-22 |
Family
ID=69200229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910972727.9A Active CN110708912B (en) | 2019-10-14 | 2019-10-14 | Power tube mounting structure and charging machine comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110708912B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684183A (en) * | 2018-07-03 | 2018-10-19 | 深圳威迈斯电源有限公司 | A kind of mounting structure and installation method of switching tube |
| CN211128666U (en) * | 2019-10-14 | 2020-07-28 | 杭州铁城信息科技有限公司 | Power tube mounting structure and charger comprising same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109428497B (en) * | 2017-08-23 | 2020-09-18 | 台达电子企业管理（上海）有限公司 | Assembling structure and assembling method of power module |
-
2019
- 2019-10-14 CN CN201910972727.9A patent/CN110708912B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684183A (en) * | 2018-07-03 | 2018-10-19 | 深圳威迈斯电源有限公司 | A kind of mounting structure and installation method of switching tube |
| CN211128666U (en) * | 2019-10-14 | 2020-07-28 | 杭州铁城信息科技有限公司 | Power tube mounting structure and charger comprising same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110708912A (en) | 2020-01-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201115185Y (en) | Heat radiator module | |
| CN203733874U (en) | Soft-packed battery pack and battery cell tab connecting structure | |
| CN110867670B (en) | Distribution box cabinet wiring terminal subassembly | |
| CN110708912B (en) | Power tube mounting structure and charging machine comprising same | |
| CN102347466B (en) | Battery pack | |
| CN211128666U (en) | Power tube mounting structure and charger comprising same | |
| CN201130732Y (en) | Electric Connector | |
| CN201188725Y (en) | Controller for electric vehicle | |
| CN110418445B (en) | PTC heating single tube, PTC heating core and PTC heater | |
| CN201282201Y (en) | Circuit conduction contact mechanism | |
| CN214898772U (en) | Connecting device and battery pack | |
| CN214957448U (en) | Socket connector | |
| CN210006808U (en) | Battery pack and vehicle | |
| CN209824272U (en) | Heat dissipation shell and electric motor car | |
| CN211831538U (en) | Vehicle-mounted intelligent terminal | |
| CN211090320U (en) | Power tube assembly structure and electric vehicle controller | |
| CN211045512U (en) | Battery module with continuous clamping force | |
| CN210350225U (en) | Three-phase tolerance quick-insertion product | |
| CN210607470U (en) | Fuel cell | |
| CN220065927U (en) | Terminal equipment | |
| CN214757431U (en) | Pressing plate | |
| CN205723281U (en) | A kind of clamping terminal and apply the keyboard of this clamping terminal | |
| CN213693077U (en) | Bus duct convenient to equipment and dismantlement | |
| CN217468669U (en) | Battery cell pressing strip and battery module | |
| CN220189625U (en) | IGBT locking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 310015 Room 501, building 1, 108 Xiangyuan Road, Gongshu District, Hangzhou City, Zhejiang Province Applicant after: Tiecheng Information Technology Co.,Ltd. Address before: 310015 Room 501, building 1, 108 Xiangyuan Road, Gongshu District, Hangzhou City, Zhejiang Province Applicant before: HANGZHOU TIECHENG INFORMATION TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |