CN109996407A - A kind of external alarm indication and test device - Google Patents
A kind of external alarm indication and test device Download PDFInfo
- Publication number
- CN109996407A CN109996407A CN201910254823.XA CN201910254823A CN109996407A CN 109996407 A CN109996407 A CN 109996407A CN 201910254823 A CN201910254823 A CN 201910254823A CN 109996407 A CN109996407 A CN 109996407A
- Authority
- CN
- China
- Prior art keywords
- socketed
- heat dissipation
- dissipation effect
- fixedly connected
- elastic
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/16—Rails or bus-bars provided with a plurality of discrete connecting locations for counterparts
- H01R25/164—Connecting locations formed by flush mounted apparatus
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- 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
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fire Alarms (AREA)
Abstract
The invention discloses a kind of external alarm indication and test devices, including the device framework with heat dissipation effect, device entirety is socketed in the device frame body with heat dissipation effect, the device framework with heat dissipation effect passes through linkage mechanism for device entirety clamping.The present invention passes through the improvement to shell entirety, device framework and the laterally mutually matched use of set with heat dissipation effect, it can guarantee the fastness of device entirety, when occurring hitting or falling, laterally set can be by device entirety clamping, after clamping when there is above situation, it can guarantee that internal important device is not in damaged situation, when using laterally set and with the device framework plug-in of heat dissipation effect, when its internal single unit system is socketed setting, when relative direction two hand frames of movement, two limited blocks can be detached from the state of clamping with two card slots respectively, further ensure the operation of later period detachable maintaining, increase the functionality of original crust of the device.
Description
Technical field
The present invention relates to external alarm indication and the field of test technology, specially a kind of external alarm indication and test are filled
It sets.
Background technique
External alarm indication and test device centralized displaying terminal function are powerful, it has, and there are two communication interface, a use
In LIT-A1, LIT-E1 in parallel (multiple) and LIT-R1 (multiple), while showing the parameter of three of the above instrument, and can be to three kinds
The operation that each parameter of instrument is configured, the other is the communication interface with host computer, one time by more IT isolated power supply systems
Be connected into network by this LIT-CD, the centralized processing of complete paired data, centralized displaying terminal mounting means is flexible, it is mountable
Any place.
Existing terminal and integrated circuit and system are mounted in crust of the device, and existing crust of the device setting is simple, and
The case function simple designs of device entirety, and the use condition of equipment and requirement are very important, therefore propose that kind is used for
The dress shell that device uses.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of external alarm indication and test device, solves external
The functional single problem of the shell of alarm indication and test device.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: a kind of external alarm indication and test device, including
Device framework with heat dissipation effect, is socketed with device entirety in the device frame body with heat dissipation effect, it is described have dissipate
For the device framework of thermal effect by linkage mechanism by device entirety clamping, the bottom of the linkage mechanism is provided with end row, described
The rear side of device entirety is provided with rope of pulling back, and the front of the framework is socketed with watertight panel, and the watertight panel is provided with
Multiple keys, the linkage mechanism are connected in the device frame body with heat dissipation effect, and the front of the watertight panel is set
It is equipped with display screen；
The linkage mechanism has the clamping mechanism for being detached from setting；
The linkage mechanism includes laterally covering, and the laterally set is the square sleeve that both ends are provided with hollow groove, described in two
The opposite side of hollow groove inner wall offers slot of pulling back, and sliding block, the hollow groove front and rear sides are socketed in the hollow groove
It is fixedly connected by limit base, the opposite side of the sliding block and the limit base is flexibly connected by elastic rod, described in two
The two sides up and down of sliding block opposite side are fixedly connected to pull rod, and one end of two pull rods is fixedly connected with connecting plate, institute
The side for stating connecting plate is fixedly connected with pull rod, and one end of the pull rod, which is socketed in, pulls back in slot, and one end of the slot of pulling back is solid
Surely it is connected with attachment base, the opposite side of two attachment bases is fixedly connected to hand frame, and opposite the one of two sliding blocks
Side is provided with the limited block through hollow groove.
The end row includes cross bar, fixing card and elastic card, is fixedly connected on the cross bar at the top of the fixing card
Bottom, the cross bar bottom are elasticly connected with elastic card close to the fixing card side, the fixing card and the elastic card
Opposite side offers notches for wire.
Preferably, the elastic rod includes two sleeves, is socketed with circular block, the side of the circular block in the sleeve
By the side elastic connection of return spring and the sleeve lining, the opposite side of two circular blocks is solid by connecting rod
Fixed connection.
Preferably, the rope of pulling back includes two mounting blocks for being connected to the described device entirety back side, two peaces
The opposite side of dress block is fixedly connected by helical spring, is socketed with stop collar in the helical spring, and the one of the stop collar
Side is interspersed with fastening bolt.
Preferably, the bottom of the cross bar and it is located at right above the elastic card and offers convex slot, in the convex slot
It is socketed with sliding shoe, the side of the sliding shoe is flexibly connected by telescopic rod with the side of the convex slot inner wall, described to stretch
Extruding spring is socketed on contracting bar, the bottom of the sliding shoe is led to be fixedly connected at the top of bar and the elastic card.
Preferably, the shape of the limited block and the front and rear sides of wall in the device frame body with heat dissipation effect open up
Card slot in.
Preferably, the notches for wire inner wall is additionally provided with elastic material.
(3) beneficial effect
The present invention provides a kind of external alarm indication and test devices.Have it is following the utility model has the advantages that
(1), by the improvement to shell entirety, device framework and lateral set with heat dissipation effect cooperate the present invention
Use, can guarantee the fastness of device entirety, when occurring hitting or falling, laterally set can by device entire card
Tightly, after clamping when there is above situation, can guarantee that internal important device is not in damaged situation, when using horizontal
To set and with the device framework plug-in of heat dissipation effect, when internal single unit system is socketed setting, relative direction movement two
When a hand frame, two limited blocks can be detached from the state of clamping with two card slots respectively, further ensure later period detachable maintaining
Operation, increase the functionality of original crust of the device.
(2), the improvement that the present invention is arranged by opposite end, external connection can be carried out steaming neat classification and arrangement, work as appearance
In operating room when power detecting damage, combing inspection quickly can be carried out to route by the row of end, be rapidly performed by and repair
Multiple operation, and often there is the touching of outside or the effect to route applied force, fixing card and elastic card can be by Line cards
Tightly, so as to avoid the occurrence of circuit loosening the case where.
(3), the present invention is by the use to elastic card, since elastic card setting value is elastic mechanism, in the effect of elasticity
Under, the clamping effect of external connection can be increased, it is very simple in card line operation, it is easily operated.
Detailed description of the invention
Fig. 1 is the schematic diagram of structure of the invention；
Fig. 2 is the front view of structure of the invention；
Fig. 3 is the structural schematic diagram that structure of the invention laterally covers；
Fig. 4 is the partial sectional view of structure of the invention cross bar；
Fig. 5 is the side view for the device framework that structure of the invention has heat dissipation effect.
In figure: 1 device framework, 2 devices entirety, 3 watertight panels, 4 keys, 5 display screens, 6 transverse directions with heat dissipation effect
Set, 7 pull back slot, 8 sliding blocks, 9 limit bases, 10 sleeves, 11 connecting rods, 12 circular blocks, 13 return springs, 14 pull rods, 15 connecting plates,
16 pull rods, 17 attachment bases, 18 limited blocks, 19 hand frames, 20 card slots, 21 ends row, 22 cross bars, 23 fixing cards, 24 elastic cards, 25 wire casings
Mouthful, 26 pull back rope.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs. 1-5, the present invention provides a kind of technical solution: a kind of external alarm indication and test device, including tool
There is the device framework 1 of heat dissipation effect, thermovent can be set in the device framework 1 with heat dissipation effect, it, can with air circulation
Heat radiating metal is arranged, increases heat transfer, condensation or water cooling and radiator fan also can be set, there is heat dissipation effect
Device framework 1 in be socketed with device whole 2, device whole 2 is main whole hardware or software, with heat dissipation effect
For device framework 1 by linkage mechanism by whole 2 clampings of device, the bottom of linkage mechanism is provided with end row 21, after device whole 2
Side is provided with rope 26 of pulling back, and the front of framework 1 is socketed with watertight panel 3, and watertight panel 3 is made of waterproof material, can also be with
It is touch Panel, watertight panel 3 is provided with multiple keys 4, and linkage mechanism is connected in the device framework 1 with heat dissipation effect；
Linkage mechanism has the clamping mechanism for being detached from setting；
Linkage mechanism can anti-locking apparatus when being hit, there is damaged situation, the premise of such case is whole dress
It sets 2 and is bolted on the device framework 1 with heat dissipation effect.When linkage mechanism is clamping mechanism, opposite direction is mobile
Two hand frames 19, hand frame 19 can be arranged by linkage, and limited block 18 can move, and laterally set 6 can be detached from this time, to increase
The operation convenience of disassembly is added.
Linkage mechanism includes that laterally set 6, lateral set 6 are provided with the square sleeves of hollow groove, two hollow groove inner walls for both ends
Opposite side offer slot 7 of pulling back, slot 7 of pulling back be connected to outside, is socketed with sliding block 8 in hollow groove, hollow groove front and back two
Side is fixedly connected by limit base 9, and the opposite side of sliding block 8 and limit base 9 is flexibly connected by elastic rod, and two sliding blocks are opposite
The two sides up and down of side are fixedly connected to pull rod 14, and one end of two pull rods 14 is fixedly connected with connecting plate 15, connecting plate 15
Side be fixedly connected with pull rod 16, one end of pull rod 16, which is socketed in, pulls back in slot 7, and the one end for slot 7 of pulling back is fixedly connected with company
Joint chair 17, the opposite side of two attachment bases 17 are fixedly connected to hand frame 19, and the opposite side of two sliding blocks 8, which is provided with, to be passed through
Wear the limited block 18 of hollow groove.
End row 21 includes cross bar 22, fixing card 23 and elastic card 24, and the top of fixing card 23 is fixedly connected on cross bar 22
Bottom, 22 bottom of cross bar are elasticly connected with elastic card 24 close to 23 side of fixing card, and opposite the one of fixing card 23 and elastic card 24
Side offers notches for wire 25.
Specifically, elastic rod includes two sleeves 10, it is socketed with circular block 12 in sleeve 10, the side of circular block 12 passes through
The opposite side of the side elastic connection of return spring 13 and 10 inner wall of sleeve, two circular blocks 12 connects by the way that connecting rod 11 is fixed
It connects.The setting of elastic rod, in use, after two sleeves 10 are moved towards relative direction, under the elastic reaction of return spring 13,
The length of elastic rod restores normal.
Specifically, rope 26 of pulling back includes two mounting blocks for being connected to whole 2 back sides of device, two mounting blocks it is opposite
Side is fixedly connected by helical spring, and stop collar is socketed in helical spring, and the side of stop collar is interspersed with fastening bolt.
It pulls back the effect of rope, main data line is socketed in the stop collar, is fastened passing through fastening bolt, energy
Enough when electric wire is by impact force or pressure, protection can be played the role of to electric wire.
Specifically, the bottom of cross bar 22 and be located at elastic card 24 right above offer convex slot, be socketed with cunning in convex slot
The side of motion block, sliding shoe is flexibly connected by telescopic rod with the side of convex slot inner wall, and extruding spring is socketed on telescopic rod,
Lead to bar and be fixedly connected with the top of elastic card 24 in the bottom of sliding shoe.
Specifically, the card that the front and rear sides of the shape of limited block 18 and 1 inner wall of device framework with heat dissipation effect open up
In slot 20.
Specifically, 25 inner wall of notches for wire is additionally provided with elastic material.
Working principle: in use, device framework 11 and laterally 6 mutually matched uses of set with heat dissipation effect, it can
The fastness for guaranteeing device whole 2, when occurring hitting or falling, laterally set 6 can be by whole 2 clampings of device, clamping
Afterwards when there is above situation, can guarantee that internal important device is not in damaged situation, when using laterally set 6 with
1 plug-in of device framework with heat dissipation effect, when internal single unit system 1 is socketed setting, mobile two hands of relative direction
When frame 19, two limited blocks 18 can be detached from the state of clamping, when installing external circuit, mobile elasticity with two card slots 20 respectively
Card 24 places external connection in notches for wire 25, unclamps elastic card 24, elastic card 24 can be by external connection clamping.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of external alarm indication and test device, including the device framework (1) with heat dissipation effect, it is characterised in that: institute
It states and is socketed with device entirety (2), the device framework (1) with heat dissipation effect in the device framework (1) with heat dissipation effect
By linkage mechanism by whole (2) clamping of device, the bottom of the linkage mechanism is provided with end row (21), and described device is whole
(2) it is provided on rear side of rope of pulling back (26), the front of the framework (1) is socketed with watertight panel (3), the watertight panel
(3) it is provided with multiple keys (4), the linkage mechanism is connected in the device framework (1) with heat dissipation effect, described anti-
The front of water panel (3) is provided with display screen (5)；
The linkage mechanism has the clamping mechanism for being detached from setting；
The linkage mechanism includes that laterally set (6), the laterally set (6) are the square sleeve that both ends are provided with hollow groove, two institutes
The opposite side for stating hollow groove inner wall offers slot of pulling back (7), and sliding block (8), the hollow groove are socketed in the hollow groove
Front and rear sides are fixedly connected by limit base (9), and the opposite side of the sliding block (8) and the limit base (9) passes through elastic rod
It is flexibly connected, the two sides up and down of two sliding block opposite sides are fixedly connected to pull rod (14), two pull rods (14)
One end be fixedly connected with connecting plate (15), the side of the connecting plate (15) is fixedly connected with pull rod (16), the pull rod
(16) one end is socketed in slot of pulling back (7), and one end of the slot of pulling back (7) is fixedly connected with attachment base (17), described in two
The opposite side of attachment base (17) is fixedly connected to hand frame (19), and the opposite side of two sliding blocks (8), which is provided with, to be passed through
Wear the limited block (18) of hollow groove.
The end row (21) includes cross bar (22), fixing card (23) and elastic card (24), and the top of the fixing card (23) is fixed
It is connected to the bottom of the cross bar (22), cross bar (22) bottom is flexible close to the fixing card (23) side elastic connection
Block (24), the opposite side of the fixing card (23) and the elastic card (24) offers notches for wire (25).
2. a kind of external alarm indication according to claim 1 and test device, it is characterised in that: the elastic rod includes
Two sleeves (10), the sleeve (10) is interior to be socketed with circular block (12), and the side of the circular block (12) passes through return spring
(13) and the side elastic connection of the sleeve (10) inner wall, the opposite side of two circular blocks (12) pass through connecting rod
(11) it is fixedly connected.
3. a kind of external alarm indication according to claim 1 and test device, it is characterised in that: the rope of pulling back
It (26) include two mounting blocks for being connected to whole (2) back side of described device, the opposite side of two mounting blocks passes through spiral shell
Rotation spring is fixedly connected, and stop collar is socketed in the helical spring, the side of the stop collar is interspersed with fastening bolt.
4. a kind of external alarm indication according to claim 1 and test device, it is characterised in that: the cross bar (22)
Bottom and be located at the elastic card (24) right above offer convex slot, sliding shoe, the sliding are socketed in the convex slot
The side of block is flexibly connected by telescopic rod with the side of the convex slot inner wall, and extruding spring is socketed on the telescopic rod,
The bottom of the sliding shoe is led to be fixedly connected at the top of bar and the elastic card (24).
5. a kind of external alarm indication according to claim 1 and test device, it is characterised in that: the limited block (18)
Shape and described device framework (1) inner wall with heat dissipation effect the card slot (20) that opens up of front and rear sides it is interior.
6. a kind of external alarm indication according to claim 1 and test device, it is characterised in that: the notches for wire (25)
Inner wall is additionally provided with elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910254823.XA CN109996407A (en) | 2019-04-01 | 2019-04-01 | A kind of external alarm indication and test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910254823.XA CN109996407A (en) | 2019-04-01 | 2019-04-01 | A kind of external alarm indication and test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109996407A true CN109996407A (en) | 2019-07-09 |
Family
ID=67132022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910254823.XA Withdrawn CN109996407A (en) | 2019-04-01 | 2019-04-01 | A kind of external alarm indication and test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109996407A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112788890A (en) * | 2020-12-25 | 2021-05-11 | 伊桂芬 | Tapping device for computer network |
-
2019
- 2019-04-01 CN CN201910254823.XA patent/CN109996407A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112788890A (en) * | 2020-12-25 | 2021-05-11 | 伊桂芬 | Tapping device for computer network |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109996407A (en) | A kind of external alarm indication and test device | |
| CN212137045U (en) | Power distribution cabinet capable of protecting heat dissipation opening | |
| CN219592424U (en) | Industrial Ethernet switch with good heat dissipation effect | |
| CN209993957U (en) | Intelligence big dipper communication network type cubical switchboard | |
| CN210579585U (en) | External alarm display and test device | |
| CN108762399A (en) | A kind of display with automatic cleaning function | |
| CN211821918U (en) | LED wall washer lamp with integrated heat dissipation structure | |
| CN213661795U (en) | Laboratory monitoring device | |
| CN213545153U (en) | Computer mainframe convenient to dismouting | |
| CN213186943U (en) | Electric power supply and distribution comprehensive protection monitoring device | |
| CN213821186U (en) | Public welfare is wireless communication device for paper handkerchief machine | |
| CN211821880U (en) | Special eye-protecting lamp for classroom | |
| CN212231644U (en) | Communication terminal set-top box | |
| CN219978787U (en) | Computer CPU with automatic heat radiation structure | |
| CN210197591U (en) | Fresh air ventilator convenient to disassemble and clean | |
| CN215600873U (en) | Intelligent power distribution cabinet with spliced display screen | |
| CN213213254U (en) | Novel protection for mechatronic motor device | |
| CN219695722U (en) | Anti-blocking computer cooling fan | |
| CN110416818A (en) | A kind of multifunctional long-distance communication converter being easily installed | |
| CN214481960U (en) | High-precision servo-driven instrument for electric power system maintenance | |
| CN219918129U (en) | Control cabinet convenient for heat dissipation for electric power construction | |
| CN214954808U (en) | Electronic equipment capable of processing color superposition of multi-dimensional visual angles of spatial model | |
| CN210954852U (en) | IT operation and maintenance management device | |
| CN210838865U (en) | Plug-in type bus duct | |
| CN216626322U (en) | Intelligent house control panel of easily clearing up |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190709 |