CN109917870A - Main frame - Google Patents
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- Publication number
- CN109917870A CN109917870A CN201910202799.5A CN201910202799A CN109917870A CN 109917870 A CN109917870 A CN 109917870A CN 201910202799 A CN201910202799 A CN 201910202799A CN 109917870 A CN109917870 A CN 109917870A
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- Prior art keywords
- mainboard
- rod
- support rod
- main frame
- lock piece
- 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.)
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- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000005086 pumping Methods 0.000 claims description 39
- 230000008602 contraction Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a kind of main frames, including mainframe box, mainboard and the mainboard mounting device being set to inside mainframe box, mainboard mounting device includes the support rod being set on the mainboard, is set on the mainframe box and the lockable mechanism with the separable fixed block of support rod and for switching over support rod and fixed block between lockup state and discrete state.Main frame of the invention facilitates the dismounting of mainboard, easy to operate, the time that saving mainboard dismounts improves the speed of maintenance replacement mainboard by the way that the mainboard mounting device of special construction is arranged.
Description
Technical field
The invention belongs to field of computer technology, specifically, the present invention relates to a kind of main frames.
Background technique
Be mounted in a computer, on mainboard computer main circuit system and a large amount of integrated circuit, and have
There is expansion slot and is inserted with various external plug-in units, the quality of computer and the design and processes of mainboard have a great relationship, therefore
When production and assembling desktop computer, also there are higher technical requirements for the installation of mainboard.
In the prior art, the mainboard of computer be directly directly be fixed with computer cabinet by bolt, if with
Power is excessive to will cause damage to mainboard, and when being replaced and being repaired to mainboard, computer motherboard is inconvenient to dismount, so that
The speed of technician's maintenance is slow, and computer cabinet is also inconvenient to open.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention provides a kind of meter
Calculate machine host, it is therefore an objective to easy disassembly mainboard.
To achieve the goals above, the technical scheme adopted by the invention is as follows: main frame, including mainframe box, mainboard and
The mainboard mounting device being set to inside mainframe box, mainboard mounting device include the support rod being set on the mainboard, setting
In on the mainframe box and with the separable fixed block of support rod and for make support rod and fixed block lockup state with separate
The lockable mechanism switched between state.
The lockable mechanism includes the lock piece being movably set on the support rod and pumping rod and and pull
Bar connects with lock piece and is converted into the linear motion of pumping rod the transmission mechanism of the linear motion of lock piece, the shifting of lock piece
The moving direction of dynamic direction and pumping rod is perpendicular, and the fixed block has the lock groove for allowing lock piece to be inserted into.
The transmission mechanism includes the sliding shoe connecting with the pumping rod and matches with sliding shoe and can be contraction-like
The link assembly switched between state and open configuration, the drive rod that link assembly is rotatablely connected by two forms, described
Lock piece is arranged two, and each drive rod is rotatablely connected with a lock piece respectively.
The link assembly is X-shaped structure, and the sliding shoe has the avoid holes for allowing two drive rods to pass through, in institute
Stating pumping rod pulls sliding shoe to be directed away from the direction moving process of the lock piece, and sliding shoe pushes two drive rod pendulum
It is dynamic, so that link assembly switches to contraction state by open configuration.
The lockable mechanism further includes being set between two lock pieces and for applying elasticity to two lock pieces
First spring of active force.
The support rod has the accommodating cavity for accommodating the lock piece, link assembly, pumping rod and sliding shoe, accommodating cavity
Inner wall is equipped with the guide groove for allowing sliding shoe to be embedded in, and one end of pumping rod is located in accommodating cavity, and the other end of pumping rod is located at
The outside of support rod and the end setting handle of pumping rod.
The mainboard mounting device further includes the limited block being sheathed on the support rod and is sheathed on support rod and presss from both sides
Second spring between the mainboard and limited block.
The mainboard mounting device is arranged four.
The mainframe box includes machine case body, chassis cover and is set on machine case body and is used to make chassis cover and machine
Case ontology keeps relatively-stationary position-limit mechanism.
The position-limit mechanism includes the inserted link being movably set on the machine case body and is used to apply bullet to inserted link
Property effect third spring, the chassis cover have allow inserted link be inserted into slot.
Main frame of the invention facilitates the dismounting of mainboard, operates by the way that the mainboard mounting device of special construction is arranged
It is convenient, the time of mainboard dismounting is saved, the speed of maintenance replacement mainboard is improved；It is also easy to open computer cabinet simultaneously, it is right
Cabinet inside repairs and clears up dust.
Detailed description of the invention
This specification includes the following drawings, and shown content is respectively:
Fig. 1 is the structural schematic diagram of main frame of the present invention；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is enlarged drawing at B in Fig. 1；
In the figure, it is marked as 1, mainboard；2, machine case body；3, chassis cover；4, the first spring；5, the first mounting groove；6, solid
Determine block；7, limited block；8, second spring；9, pumping rod；10, support rod；11, sliding shoe；12, drive rod；13, casing；14, it limits
Position bar；15, card slot；16, control stick；17, rectangular channel；18, third spring；19, the second mounting groove；20, inserted link；21, shaft.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation, it is therefore an objective to those skilled in the art be helped to have more complete, accurate and deep reason to design of the invention, technical solution
Solution, and facilitate its implementation.
As depicted in figs. 1 and 2, the present invention provides a kind of main frame, including mainframe box, mainboard and it is set to host
Mainboard mounting device inside case, mainboard mounting device include the support rod 10 being set on mainboard, be set on mainframe box and
With the separable fixed block 6 of support rod 10 and for make support rod 10 and fixed block 6 between lockup state and discrete state into
The lockable mechanism of row switching.
Specifically, as depicted in figs. 1 and 2, mainboard is mounted on the inside of mainframe box, mainboard peace by mainboard mounting device
Assembling device is simultaneously arranged multiple, and the support rod 10 of each mainboard mounting device is fixedly connected with mainboard, the length of all support rods 10
It is parallel to spend direction.By manipulating lockable mechanism, support rod 10 and the connection of fixed block 6 may be implemented and separating, and then conveniently
The dismounting of mainboard.Fixed block 6 is located at the inside of mainframe box, and fixed block 6 is fixedly connected with mainframe box, and fixed block 6, which has, allows support
The first mounting groove 5 that bar 10 is inserted into, the mounting groove are in the side for facing mainboard of fixed block 6 initially towards in fixed block 6
The groove of the recessed formation in portion.After support rod 10 is connect with fixed block 6, support rod 10 and fixed block 6 keep lockup state, support
One end of bar 10 is inserted into the first mounting groove 5, and the other end of support rod 10 is fixedly connected with mainboard.
As depicted in figs. 1 and 2, lockable mechanism includes the lock piece being movably set on support rod 10 and pumping rod 9
And the driver of the linear motion of lock piece is connect and is converted into the linear motion of pumping rod 9 with pumping rod 9 and lock piece
The moving direction of structure, the moving direction and pumping rod 9 of lock piece is perpendicular, and fixed block 6 has the lock groove for allowing lock piece to be inserted into,
Lock groove is the groove being arranged on the inner wall in the first mounting groove 5.Transmission mechanism includes the sliding shoe connecting with pumping rod 9
11 and the link assembly that matches and can be switched between contraction state and open configuration with sliding shoe 11, link assembly be
The drive rod 12 being rotatablely connected by two forms, and lock piece is arranged two, and each drive rod 12 is rotated with a lock piece respectively
Connection.Link assembly is X-shaped structure, has angle between two drive rods 12 and the angle is acute angle, sliding shoe 11, which has, to be allowed
The avoid holes that two drive rods 12 pass through, in the direction moving process that pumping rod 9 pulls sliding shoe 11 to be directed away from lock piece,
Sliding shoe 11 pushes two drive rods 12 to swing, so that link assembly switches to contraction state by open configuration.Support rod 10 is
The structure of inner hollow, support rod 10 have the accommodating cavity for accommodating lock piece, link assembly, pumping rod 9 and sliding shoe 11, accommodating
The inner wall of chamber is equipped with the guide groove for allowing sliding shoe 11 to be embedded in, and one end of pumping rod 9 is located in accommodating cavity, pumping rod 9 it is another
One end is located at the end setting handle of the outside of support rod 10 and pumping rod 9, and handle is used for the behaviour for receiving to be applied by operator
Vertical power.Pumping rod 9 has certain length, and the length direction of pumping rod 9 is parallel with the length direction of support rod 10, support rod
10 length direction and mainboard are perpendicular.Accommodating cavity is circular cavity, and sliding shoe 11 is cirque structure, sliding shoe 11 and accommodating
Chamber is to be coaxially disposed, and avoid holes are to fix and connect through the circular hole of setting, sliding shoe 11 and pumping rod 9 at the center of sliding shoe 11
It connects, pumping rod 9 is moved in a straight line for controlling sliding shoe 11 along axial direction, and guide groove play the guiding role to sliding shoe 11.Drive rod
12 have certain length, and the both ends on the length direction of drive rod 12 are located at the both ends of sliding shoe 11, drive rod 12
One end on length direction is connect with a lock piece, and the other end and pumping rod 9 on the length direction of drive rod 12, which are located at, to be slided
The same side of motion block 11, the middle position of two drive rods 12 in its longitudinal direction are rotatablely connected by shaft 21, are formed
Link assembly be in X-shaped, the axis of the shaft 21 and the moving direction perpendicular and with lock piece of the length direction of pumping rod 9 exist
Spatially perpendicular, support rod 10 has the axis hole for allowing shaft 21 to be inserted into, and support rod 10 provides support to shaft 21.
As depicted in figs. 1 and 2, when needing to dismantle mainboard, apply the drawing for extracting it to outside support rod 10 out to pumping rod 9
Power, pumping rod 9 pull sliding shoe 11 mobile towards the direction for being gradually distance from lock piece, in the process, the evacuation of sliding shoe 11
The open edge in hole is in contact with the outer surface of two drive rods 12, and sliding shoe 11 applies pushing away radially to two drive rods 12
Power, sliding shoe 11 pushes two drive rods 12 to swing, so that the angle between two drive rods 12 is gradually reduced, and then connection rod set
Part switches to contraction state by open configuration, and two drive rods 12 drive two lock pieces to synchronize and moved, two lock pieces
The distance between be gradually reduced, while lock piece is extracted out from the lock groove of fixed block 6, realizes unlock, enables support rod 10
It is enough to be extracted out from the first mounting groove 5, mainboard can finally be separated with mainframe box, realize the disassembly of mainboard.This mode side of operation
Just simple, it is high-efficient, mainboard will not be damaged, and lockable mechanism is simple and compact for structure, occupied little space, facilitated in mainframe box
Arrangement.
As depicted in figs. 1 and 2, lockable mechanism further includes being set between two lock pieces and for applying to two lock pieces
Add the first spring 4 of elastic acting force, the first spring 4 pushes lock for pushing lock piece to be moved along the radial direction of accommodating cavity
Stop member is inserted into lock groove, realizes the reset of lock piece, and then realize the locking of support rod 10 and fixed block 6.First spring 4 is
Cylindrically coiled spring and be compressed spring, the both ends of the first spring 4 are connect with two lock pieces respectively.Pull is applied to removing
After pulling force on bar 9, under the action of the first spring 4, towards being moved in the direction away from each other, two are locked two lock pieces
The distance between stop member is gradually increased, and two lock pieces drive two drive rods 12 to be swung simultaneously, two drive rods 12 it
Between angle be gradually increased, and then link assembly switches to open configuration by contraction state, and drive rod 12 pushes sliding shoe simultaneously
11 are resetted, and realize automatically reseting for lockable mechanism.Lock piece is L-shaped structure, and lock piece includes 13 He of casing being connected
Gag lever post 14, casing 13 and gag lever post 14 all have certain length, and the casing 13 of two lock pieces is parallel and two casings
13 in on the same straight line of the axis perpendicular of accommodating cavity, and the first spring 4 is clipped between two casings 13 and covers with two
Pipe 13 connects.One end of casing 13 is vertical with gag lever post 14 to be connect, and the other end of casing 13 is connect with drive rod 12.Gag lever post 14
It is radially extending along accommodating cavity with certain length and gag lever post 14, two gag lever posts 14 are in the axis phase with accommodating cavity
On vertical same straight line, the side wall of support rod 10 is equipped with the through-hole for allowing gag lever post 14 to pass through, one end of gag lever post 14 and set
Pipe 13 is fixedly connected, and the other end of gag lever post 14 is for being inserted into the lock groove of fixed block 6, to realize locking.
As depicted in figs. 1 and 2, mainboard mounting device further includes the limited block 7 being sheathed on support rod 10 and is sheathed on branch
On strut 10 and the second spring 8 that is clipped between mainboard and limited block 7.Limited block 7 has the centre bore for allowing support rod 10 to pass through,
The centre bore is at the center of limited block 7 through the circular hole of setting.Second spring 8 is cylindrically coiled spring and is compression bullet
Spring, second spring 8 applies elastic acting force simultaneously to limited block 7 and main handle, so that limited block 7 is in contact with the holding of fixed block 6
State, and the trend for making support rod 10 have the direction for being directed away from fixed block 6 mobile, so that lock piece and fixation
Block 6 keeps the state that is in contact, and when no outer bound pair pumping rod 9 applies pulling force, lock piece can be embedded in lock groove always, main
Plate is not easy to fall off, high reliablity.The diameter of the centre bore of limited block 7 less than the insertion lock groove of two lock pieces end it
Between maximum distance (namely maximum distance between two gag lever posts 14), in this way mainboard disassembly after, in the length of support rod 10
It spends on direction, limited block 7 is between lock piece and second spring 8, due to less than two, the centre bore aperture locking of lock piece
The distance between distal end of part, so that two lock pieces after resetting can play position-limiting action to limited block 7, limited block 7 will not
It falls off from support rod 10, mainboard mounting device is able to maintain good working condition, convenient for the installation of mainboard next time.
In the present embodiment, mainboard mounting device is arranged four altogether, correspondingly, support rod 10 is arranged four altogether, four branch
Strut 10 is in distributed rectangular.
As shown in figures 1 and 3, mainframe box includes machine case body 2, chassis cover 3 and is set on machine case body 2 and is used for
Chassis cover 3 and machine case body 2 is set to keep relatively-stationary position-limit mechanism, machine case body 2 is inner hollow and has in side
The rectangular case structure of opening, the side opening of chassis cover 3 for closed case ontology 2 can after chassis cover 3 is raised
The side opening of machine case body 2 to be opened.Chassis cover 3 is mounted on machine case body 2 by setting position-limit mechanism, is realized
The closing of machine case body 2, while it being also convenient for the disassembly of chassis cover 3, and then be convenient for the disassembly of the mainboard inside machine case body 2,
The time for further saving dismounting, also facilitates and dust is repaired and cleared up to cabinet inside.
As shown in figures 1 and 3, position-limit mechanism includes the inserted link 20 being movably set on machine case body 2 and inserted link 20
The control stick 16 of connection and for inserted link 20 apply elastic reaction third spring 18, chassis cover 3 have allows inserted link 20 insert
The slot entered, slot are the groove being arranged in the end face of chassis cover 3, and machine case body 2, which has, accommodates third spring 18 and inserted link
20 the second mounting groove 19 and the rectangular channel 17 for allowing control stick 16 to pass through, rectangular channel 17 are connected to the second mounting groove 19, control stick
16 length directions with certain length and control stick 16 are parallel with the length direction of support rod 10, and inserted link 20 has certain
Length and inserted link 20 length direction it is parallel with mainboard, the length direction of inserted link 20 and the length direction phase with control stick 16
Vertically, one end of control stick 16 is fixedly connected with inserted link 20, and the other end of control stick 16 is located at the outside of machine case body 2, manipulation
Bar 16 is used for the steering force for receiving to be applied by operator, is moved with the direction for driving inserted link 20 to be directed away from chassis cover 3
It is dynamic, inserted link 20 is extracted out from slot, realizes the unlock of chassis cover 3.Third spring 18 be cylindrically coiled spring and
For compressed spring, third spring 18 is clipped between inserted link 20 and the inner wall of the second mounting groove 19, and third spring 18 is to inserted link 20
The elastic acting force of application enables inserted link 20 to remain the state in the slot of insertion chassis cover 3, in this way in cabinet
By after the closure of openings of 2 side of machine case body, inserted link 20 is inserted into the slot of chassis cover 3 cover board 3, so that chassis cover 3
Keep relatively fixed with machine case body 2, chassis cover 3 will not fall off.
Position-limit mechanism is at least arranged two and the opposite end of chassis cover 3 is at least respectively set one, it is ensured that chassis lid
Plate 3 is fixed.Above-mentioned position-limit mechanism structure is simple, easy to operate.
The present invention is exemplarily described in conjunction with attached drawing above.Obviously, present invention specific implementation is not by above-mentioned side
The limitation of formula.As long as using the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out；Or not
It is improved, above-mentioned conception and technical scheme of the invention are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (10)
1. main frame, including mainframe box, mainboard and the mainboard mounting device being set to inside mainframe box, it is characterised in that:
The mainboard mounting device includes the support rod being set on the mainboard, is set on the mainframe box and can divide with support rod
From fixed block and lockable mechanism for switching over support rod and fixed block between lockup state and discrete state.
2. main frame according to claim 1, it is characterised in that: the lockable mechanism includes movably being set to
It lock piece and pumping rod on the support rod and is connect with pumping rod and lock piece and converts the linear motion of pumping rod
At the transmission mechanism of the linear motion of lock piece, the moving direction of lock piece and the moving direction of pumping rod are perpendicular, described solid
Determining block has the lock groove for allowing lock piece to be inserted into.
3. main frame according to claim 2, it is characterised in that: the transmission mechanism includes connecting with the pumping rod
The sliding shoe connect and the link assembly for matching and being switched between contraction state and open configuration with sliding shoe, connecting rod
The drive rod that component is rotatablely connected by two forms, and the lock piece is arranged two, each drive rod respectively with a locking
Part rotation connection.
4. main frame according to claim 3, it is characterised in that: the link assembly is X-shaped structure, the sliding
Block has the avoid holes for allowing two drive rods to pass through, and pulls sliding shoe to be directed away from the lock piece in the pumping rod
In the moving process of direction, sliding shoe pushes two drive rods to swing, so that link assembly switches to contraction state by open configuration.
5. according to any main frame of claim 2 to 4, it is characterised in that: the lockable mechanism further includes setting
The first spring between two lock pieces and for two lock pieces to be applied with elastic acting force.
6. according to any main frame of claim 3 to 5, it is characterised in that: the support rod has described in receiving
Lock piece, link assembly, pumping rod and sliding shoe accommodating cavity, the inner wall of accommodating cavity is equipped with the guiding for allowing sliding shoe to be embedded in
One end of slot, pumping rod is located in accommodating cavity, and the other end of pumping rod is located at the end setting of the outside of support rod and pumping rod
Handle.
7. main frame according to any one of claims 1 to 6, it is characterised in that: the mainboard mounting device further includes
It the limited block that is sheathed on the support rod and is sheathed on support rod and is clipped in the second bullet between the mainboard and limited block
Spring.
8. main frame according to any one of claims 1 to 7, it is characterised in that: the mainboard mounting device setting four
It is a.
9. main frame according to any one of claims 1 to 8, it is characterised in that: the mainframe box include machine case body,
It chassis cover and is set on machine case body and for making chassis cover and machine case body keep relatively-stationary position-limit mechanism.
10. main frame according to claim 9, it is characterised in that: the position-limit mechanism includes moveable setting
In the inserted link on the machine case body and the third spring for applying elastic reaction to inserted link, the chassis cover is slotting with allowing
The slot of bar insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910202799.5A CN109917870A (en) | 2019-03-18 | 2019-03-18 | Main frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910202799.5A CN109917870A (en) | 2019-03-18 | 2019-03-18 | Main frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109917870A true CN109917870A (en) | 2019-06-21 |
Family
ID=66965291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910202799.5A Pending CN109917870A (en) | 2019-03-18 | 2019-03-18 | Main frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109917870A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113805688A (en) * | 2021-09-09 | 2021-12-17 | 伟仕军民(固安)电子科技有限公司 | Mounting structure of power module |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2829204A1 (en) * | 2013-07-26 | 2015-01-28 | GIRA GIERSIEPEN GmbH & Co. KG | Letter box module |
| CN207937923U (en) * | 2017-12-03 | 2018-10-02 | 西安智悦达软件有限责任公司 | A kind of easy-to-mount computer cabinet of side plate |
| CN207992906U (en) * | 2018-04-18 | 2018-10-19 | 湖北警官学院 | A kind of spliced computer cabinet |
| CN208141277U (en) * | 2018-03-08 | 2018-11-23 | 张瑞泉 | A kind of computer motherboard facilitating installation |
| CN108874057A (en) * | 2018-06-04 | 2018-11-23 | 东北石油大学 | A kind of fixation device for computer motherboard |
| CN208421702U (en) * | 2018-05-16 | 2019-01-22 | 许英楗 | A kind of computer waterproof cabinet |
-
2019
- 2019-03-18 CN CN201910202799.5A patent/CN109917870A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2829204A1 (en) * | 2013-07-26 | 2015-01-28 | GIRA GIERSIEPEN GmbH & Co. KG | Letter box module |
| CN207937923U (en) * | 2017-12-03 | 2018-10-02 | 西安智悦达软件有限责任公司 | A kind of easy-to-mount computer cabinet of side plate |
| CN208141277U (en) * | 2018-03-08 | 2018-11-23 | 张瑞泉 | A kind of computer motherboard facilitating installation |
| CN207992906U (en) * | 2018-04-18 | 2018-10-19 | 湖北警官学院 | A kind of spliced computer cabinet |
| CN208421702U (en) * | 2018-05-16 | 2019-01-22 | 许英楗 | A kind of computer waterproof cabinet |
| CN108874057A (en) * | 2018-06-04 | 2018-11-23 | 东北石油大学 | A kind of fixation device for computer motherboard |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113805688A (en) * | 2021-09-09 | 2021-12-17 | 伟仕军民(固安)电子科技有限公司 | Mounting structure of power module |
| CN113805688B (en) * | 2021-09-09 | 2024-02-23 | 伟仕军民(固安)电子科技有限公司 | Mounting structure of power module |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20190621 |