CN114042721A - Electrical ventilation cabinet with modularized functional components - Google Patents
Electrical ventilation cabinet with modularized functional components Download PDFInfo
- Publication number
- CN114042721A CN114042721A CN202111230286.9A CN202111230286A CN114042721A CN 114042721 A CN114042721 A CN 114042721A CN 202111230286 A CN202111230286 A CN 202111230286A CN 114042721 A CN114042721 A CN 114042721A
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- CN
- China
- Prior art keywords
- cabinet
- lock
- shell
- main body
- heat dissipation
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 title abstract description 20
- 230000017525 heat dissipation Effects 0.000 claims abstract description 52
- 239000003517 fume Substances 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 241000237983 Trochidae Species 0.000 claims description 14
- 239000002274 desiccant Substances 0.000 claims description 8
- 239000012634 fragment Substances 0.000 claims 11
- 238000001035 drying Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract 1
- 229920000742 Cotton Polymers 0.000 description 13
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
- B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an electrical ventilation cabinet with modularized functional components, which comprises a cabinet main body and a cabinet door for sealing the inner space of the cabinet main body, wherein a bottom heat dissipation module is arranged at the bottom of the cabinet main body, two top heat dissipation modules are arranged at the top of the cabinet main body, a door catch is arranged at the edge of the middle part of the cabinet door, a latch is arranged in the edge of the side wall of an opening of the cabinet main body, the door catch is fastened with the latch, the cabinet main body is hinged with the cabinet door through a hinge, the bottom heat dissipation modules fall on the bottom of the inner space of the cabinet main body, the top heat dissipation modules are clamped at the corners of the top space of the cabinet main body, the outline of the cabinet main body is rectangular, two cabinet air ports are arranged at the bottom of the cabinet main body, one cabinet air port is respectively arranged at the tops of the two side walls of the cabinet main body, two pairs of strip-shaped cabinet inner strips are arranged at the upper side of the inner space of the cabinet main body, and the two top heat dissipation modules are clamped by the cabinet inner strips. This functional unit modular's electric fume chamber, the unblock resistance is little, and has heat dissipation and drying function, is fit for generally using widely.
Description
Technical Field
The invention belongs to the technical field of fume hoods, and particularly relates to an electrical fume hood with modularized functional components.
Background
The cabinet used by the electrical equipment generally needs good ventilation and heat dissipation capacity, so the cabinet is called as an electrical ventilation cabinet, the existing electrical ventilation cabinet generally adopts an active ventilation scheme or a passive ventilation scheme, the passive ventilation scheme adopts a natural heat dissipation scheme, the equipment with larger calorific value cannot be borne, the active ventilation scheme generally adopts a fan for ventilation, the existing fan is directly fixed with the cabinet body of the ventilation cabinet through screws, the replacement is inconvenient when the fan fails, and the air flow in the cabinet is increased, so the problem of dust accumulation is more likely to occur;
the existing scheme that the cabinet lock passing through the cabinet is unlocked by adopting the shifting piece needs to move the shifting piece away with larger force when the scheme is unlocked, and the shifting piece is more difficult to move due to corrosion along with the increase of the service time.
Disclosure of Invention
The invention aims to provide an electric ventilation cabinet with modularized functional components, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electric fume chamber of functional unit modularization, includes cabinet main part and with its inner space confined cabinet door, cabinet main part bottom is equipped with bottom heat dissipation module, cabinet main part top is equipped with two top heat dissipation modules, cabinet door middle part edge is equipped with the knocker, be equipped with the padlock in the opening lateral wall edge of cabinet main part, knocker and padlock lock joint, cabinet main part and cabinet door pass through the hinge and articulate, bottom heat dissipation module falls in the inner space bottom of cabinet main part, top heat dissipation module card is in the headspace corner of cabinet main part.
Preferably, the profile of the cabinet main body is rectangular, two cabinet air openings are formed in the bottom of the cabinet main body, one cabinet air opening is formed in each of the tops of two side walls of the cabinet main body, two pairs of strip-shaped cabinet inner bars are arranged on the upper side of the inner space of the cabinet main body, and two top heat dissipation modules at the tops of the two pairs of strip-shaped cabinet inner bars are clamped by the cabinet inner bars.
Preferably, the top heat dissipation module comprises a rectangular box-shaped top shell, filter cotton is arranged inside the top shell, two circular openings are formed inside the top heat dissipation module, a fan is fixed on the top shell through screws, the circular opening of the top shell faces the ventilation duct of the fan, and the fan of the top heat dissipation module faces the inner space of the cabinet main body.
Preferably, the bottom heat dissipation module comprises a bottom shell with a convex outline, a drying agent box is arranged in an opening in the middle of the bottom shell, filter cotton is arranged in spaces of two wings of the bottom shell, four circular openings are formed in the two wings of the bottom shell, fans are fixed to the two wings of the bottom shell through screws, the circular openings of the bottom shell face the ventilation duct of the fans, and the fans of the bottom heat dissipation module face the inner space of the cabinet main body.
Preferably, the door latch is arranged in a protruding part at the edge of the cabinet door, the outline of the door latch is U-shaped, and the door latch is engaged by an opening of a lock fork in the lock catch.
Preferably, the padlock comprises a lock shell, a lock top plate is arranged in an opening in the top of the lock shell, a lock top screw is arranged in a counter bore in the lock top plate, the lock shell is screwed into the inside of the upper side of the lock shell, a sliding hook strip is arranged inside the lock shell, a vertical channel is formed in the sliding hook strip, a spring and a steel shaft are arranged in the channel in the lock shell, and the upper end of the steel shaft is fixed inside the lock top plate.
Preferably, the middle of the lock shell is inserted with a second elastic sheet shaft, a third elastic sheet shaft and a strip shaft, the lock shell is internally provided with a lock fork, the third elastic sheet shaft is positioned in a through hole at the lower end of the lock fork, the first elastic sheet shaft is inserted in the lock fork, a steel elastic sheet is arranged inside the lower side of the lock fork, the upper end of the steel elastic sheet is arranged on the first elastic sheet shaft in the lock fork, the lower end of the steel elastic sheet is arranged in a groove at the middle of the second elastic sheet shaft, and the middle of the steel elastic sheet is arranged in a groove at the middle of the third elastic sheet shaft.
Preferably, the bar shaft passes through a through hole in the L bar, and the horizontal part of the upper side of the L bar is propped against the bottom of the sliding hook bar.
Preferably, a bottom strip is arranged on the lower side of the lock shell, a bottom locking screw is arranged in a through hole in the bottom strip and is screwed into the inside of the lock shell, a cam is arranged between the lock shell and the bottom strip, a lock cylinder is arranged inside the cam, and the excircle of the cam is in contact with the side wall of the L strip.
Preferably, the latch fork is formed in a fork shape, and a non-chamfered portion of an upper side of the latch case is hooked by a hook portion of the slide hook bar.
The invention has the technical effects and advantages that: according to the electric ventilation cabinet with the modularized functional components, the top heat dissipation module and the bottom heat dissipation module are adopted, hot air in the cabinet can be well discharged, and due to the fact that filter cotton is arranged inside the top heat dissipation module and the bottom heat dissipation module, dust can be well prevented from entering the cabinet main body, and therefore the problem of dust accumulation is avoided;
the filter cotton is directly plugged into the top radiating module and the bottom radiating module, the filter cotton is convenient to replace and can be directly plugged or detached as required, the desiccant is placed in the desiccant box to reduce the air humidity in the cabinet main body, so that the damp air is prevented from damaging electric elements in the cabinet main body, and the filter cotton is of a loose porous structure and can also play a role in absorbing partial moisture in the air, so that the effect of drying the air is further achieved;
the door holder on the cabinet door is hooked by the inside lock fork of padlock, and the part that the lock fork was hooked to the slip gib block is a laborsaving lever, can be comparatively laborsaving stir L strip when the inside lock core of key insertion cam rotates the cam, then stir the slip gib block through L strip, and this kind of release structure is less than the strength that needs to rotate the lock core in current dial piece formula tool to lock, and it is more laborsaving agile to release.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a top heat dissipation module according to the present invention;
FIG. 3 is a schematic diagram of a separated top heat dissipation module according to the present invention;
FIG. 4 is a schematic structural diagram of a bottom heat dissipation module according to the present invention;
FIG. 5 is a schematic structural view of a bottom heat dissipation module according to the present invention in a separated state;
FIG. 6 is a schematic structural view of the cabinet door and the buckle lock in a separated state;
FIG. 7 is a schematic view of the external structure of the buckle of the present invention;
FIG. 8 is a sectional view of the buckle of the present invention;
fig. 9 is a schematic structural view of the present invention in a state of separating the latches.
In the figure: 1. a cabinet main body; 101. a cabinet inner strip; 102. a cabinet air port; 2. a top heat dissipation module; 201. a top shell; 3. a bottom heat dissipation module; 301. a bottom case; 4. a cabinet door; 401. a door catch; 5. a fan; 6. filtering cotton; 7. a desiccant box; 8. locking; 801. a lock case; 802. locking a top screw; 803. a lock top panel; 804. sliding the hook strip; 805. a spring plate shaft; 806. a steel spring plate; 807. a lock fork; 808. a second elastic sheet shaft; 809. three shafts of the elastic sheet; 8010. a bar shaft; 8011. l strips; 8012. a cam; 8013. a bottom strip; 8014. and locking bottom screws.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, an electric ventilation cabinet with modularized functional components, including cabinet main body 1 and cabinet door 4 with its inner space closed, cabinet main body 1 bottom is equipped with bottom heat dissipation module 3, cabinet main body 1 top is equipped with two top heat dissipation modules 2, cabinet door 4 middle part edge is equipped with knocker 401, be equipped with padlock 8 in cabinet main body 1's the opening lateral wall edge, knocker 401 and padlock 8 lock joint, cabinet main body 1 and cabinet door 4 are articulated through the hinge, bottom heat dissipation module 3 falls in cabinet main body 1's inner space bottom, top heat dissipation module 2 card is in cabinet main body 1's top space corner.
Referring to fig. 2-5, the cabinet main body 1 is rectangular in outline, two cabinet air inlets 102 are opened at the bottom of the cabinet main body 1, one cabinet air inlet 102 is opened at each of the tops of two side walls of the cabinet main body 1, two pairs of strip-shaped cabinet inner strips 101 are arranged at the upper side of the inner space of the cabinet main body 1, two top heat dissipation modules 2 at the top are clamped by the cabinet inner strips 101, each top heat dissipation module 2 comprises a rectangular box-shaped top shell 201, filter cotton 6 is arranged inside the top shell 201, two circular openings are opened inside the top heat dissipation module 2, a fan 5 is fixed on the top shell 201 through screws, the circular opening of the top shell 201 faces the ventilation duct of the fan 5, the fan 5 of the top heat dissipation module 2 faces the inner space of the cabinet main body 1, the bottom heat dissipation module 3 comprises a bottom shell 301 with a convex outline, a desiccant box 7 is arranged in the opening at the middle part of the bottom shell 301, filter cotton 6 is arranged in the spaces of two wings of the bottom shell 301, two wings of the bottom shell 301 are provided with four circular openings, two wings of the bottom shell 301 are fixed with fans 5 through screws, the circular opening of the bottom shell 301 faces the ventilation channel of the fans 5, the fans 5 of the bottom heat dissipation module 3 face the inner space of the cabinet main body 1, the top shell 201 and the bottom shell 301 are of an integrated structure manufactured by plastic injection molding, desiccant particles are arranged inside a desiccant box 7 in the bottom shell 301, and the filter cotton 6 is of a multilayer structure and is formed by overlapping multiple loose foam cotton with different densities.
Referring to fig. 1 and 6, the door latch 401 is disposed in a protruding portion of an edge of the cabinet door 4, the door latch 401 is U-shaped, the door latch 401 is engaged with an opening of the locking fork 807 in the latch 8, the locking fork 807 is made of forged steel, and a portion of the locking fork 807 facing the cabinet door 4 is chamfered.
Referring to fig. 7-9, the buckle 8 includes a lock case 801, a lock top plate 803 is disposed in an opening at the top of the lock case 801, a lock top screw 802 is disposed in a counter bore in the lock top plate 803, the lock case 801 is screwed into the upper inner portion of the lock case 801, the lock top plate 803 abuts against a spring through a steel shaft therein, a sliding hook strip 804 is pressed down by the spring, a sliding hook strip 804 is disposed in the lock case 801, a vertical channel is disposed in the sliding hook strip 804, the spring and the steel shaft are disposed in the channel in the lock case 801, the sliding hook strip 804 can be pulled out from the lock case 801 after the lock top plate 803 is removed, the upper end of the steel shaft is fixed in the lock top plate 803, a spring secondary shaft 808, a spring tertiary shaft 809 and a bar shaft 8010 are inserted in the middle of the lock case 801, a spring primary shaft 805, a spring secondary shaft 808 and a spring tertiary shaft 809 are used to limit the position of the steel spring 806, a lock fork 807 is disposed in the lock case 801, the spring tertiary shaft 809 is located in a through hole at the lower end of the lock fork 807, a spring plate first shaft 805 is inserted into the lock fork 807, a steel spring plate 806 is arranged inside the lower side of the lock fork 807, the upper end of the steel spring plate 806 is lapped on the spring plate first shaft 805 in the lock fork 807, the lower end of the steel spring plate 806 is lapped in a groove in the middle of a spring plate second shaft 808, the middle of the steel spring plate 806 is lapped in a groove in the middle of a spring plate third shaft 809, and the bar shaft 8010 limits the position of the L bar 8011;
the bar shaft 8010 penetrates through a through hole in the L bar 8011, a horizontal part of an upper side of the L bar 8011 abuts against a bottom of the sliding hook bar 804, a bottom bar 8013 is arranged at a lower side of the lock case 801, a bottom locking screw 8014 is arranged in the through hole in the bottom bar 8013, the bottom locking screw 8014 is screwed into the lock case 801, a cam 8012 is arranged between the lock case 801 and the bottom bar 8013, a lock core is arranged inside the cam 8012, an outer circle of the cam 8012 contacts with a side wall of the L bar 8011, a contour of the locking fork 807 is forked, and a non-chamfered part of an upper side of the lock case 801 is hooked by a hook part of the sliding hook bar 804.
The working principle of the electric ventilation cabinet with the modularized functional components is that air is brought into a cabinet main body 1 from the inside of a cabinet air port 102 at the lower side by a bottom heat dissipation module 3 at the lower side through a fan 5 inside the bottom heat dissipation module, hot air in the cabinet main body 1 is exhausted from the cabinet air port 102 at the upper side by a top heat dissipation module 2 at the upper side through the fan 5 inside the upper side, the top heat dissipation module 2 is clamped and fixed inside the cabinet main body 1, the top heat dissipation module 2 is clamped and connected, the disassembly and the installation are convenient, filter cotton 6 inside the top heat dissipation module 2 and the bottom heat dissipation module 3 is in an inserting relationship, and the filter cotton 6 can be well fixed;
when the cabinet door 4 is closed to the opening of the cabinet main body 1, the door catch 401 of the cabinet door 4 enters the opening in the side wall of the lock case 801 and drives the lock fork 807 to press the slide hook strip 804, the slide hook strip 804 moves upwards along with the movement of the lock fork 807, when the lock fork 807 is in a completely vertical state, the slide hook strip 804 is pressed downwards by the spring, the hook-shaped part of the slide hook strip 804 clamps the lock fork 807, thereby locking the positions of the cabinet main body 1 and the cabinet door 4, when unlocking, inserting the key into the cam 8012, then rotating the cam 8012, when rotating the cam 8012, driving the L strip 8011 to rotate, when rotating the L strip 8011, driving the slide hook strip 804 above the L strip 8011 to move upwards, when the slide hook strip 804 moves upwards, the lock fork 807 is unlocked, when the steel elastic piece 806 drives the lock fork 807 to rotate downwards, at this time, the door catch 401 is extruded from the groove in the middle part of the lock case 801 by the lock fork, thereby releasing the locking of the door catch 401 and the catch 8, thereby releasing the locking of the cabinet main body 1 and the cabinet door 4.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides an electric fume chamber of functional unit modularization, includes cabinet main part (1) and with its inner space confined cabinet door (4), its characterized in that: the cabinet is characterized in that a bottom heat dissipation module (3) is arranged at the bottom of the cabinet body (1), two top heat dissipation modules (2) are arranged at the top of the cabinet body (1), a door catch (401) is arranged at the middle edge of the cabinet door (4), a padlock (8) is arranged in the edge of the side wall of the opening of the cabinet body (1), the door catch (401) is fastened with the padlock (8), the cabinet body (1) is hinged to the cabinet door (4) through a hinge, the bottom heat dissipation module (3) falls on the bottom of the inner space of the cabinet body (1), and the top heat dissipation modules (2) are clamped at the corners of the top space of the cabinet body (1).
2. An electrical fumehood of modular functional components according to claim 1 wherein: the profile of the cabinet main body (1) is rectangular, two cabinet air ports (102) are formed in the bottom of the cabinet main body (1), one cabinet air port (102) is formed in each of the tops of two side walls of the cabinet main body (1), two pairs of strip-shaped cabinet inner bars (101) are arranged on the upper side of the inner space of the cabinet main body (1), and two top heat dissipation modules (2) at the tops of the two pairs of strip-shaped cabinet inner bars (101) are clamped.
3. An electrical fumehood of modular functional components according to claim 1 wherein: top radiating module (2) are including rectangular box-like top shell (201), top shell (201) inside is equipped with filter pulp (6), top radiating module (2) inside opening has two circular shape openings, top shell (201) are fixed with fan (5) through the screw, the circular opening of top shell (201) faces the ventiduct of fan (5), fan (5) of top radiating module (2) are towards the inner space of cabinet main part (1).
4. An electrical fumehood of modular functional components according to claim 1 wherein: bottom heat dissipation module (3) are drain pan (301) that the profile is "protruding" font including the profile, be equipped with drying agent box (7) in the opening at drain pan (301) middle part, all be equipped with in the space of drain pan (301) both wings and cross filter pulp (6), drain pan (301) both wings are opened there are four circular shape openings, the both wings of drain pan (301) are fixed with fan (5) through the screw, the circular opening of drain pan (301) faces the ventiduct of fan (5), fan (5) of bottom heat dissipation module (3) are towards the inner space of cabinet main part (1).
5. An electrical fumehood of modular functional components according to claim 1 wherein: the door catch (401) is arranged in a protruding part of the edge of the cabinet door (4), the outline of the door catch (401) is U-shaped, and the door catch (401) is engaged by an opening of a lock fork (807) in the lock catch (8).
6. An electrical fumehood of modular functional components according to claim 1 wherein: the padlock (8) comprises a lock shell (801), a lock top plate (803) is arranged in an opening in the top of the lock shell (801), a lock top screw (802) is arranged in a counter bore in the lock top plate (803), the lock shell (801) is screwed into the inside of the upper side of the lock shell (801), a sliding hook strip (804) is arranged inside the lock shell (801), a vertical channel is formed in the sliding hook strip (804), a spring and a steel shaft are arranged in the channel in the lock shell (801), and the upper end of the steel shaft is fixed inside the lock top plate (803).
7. An electrical fumehood of modular functional components according to claim 6 wherein: the lock shell (801) is inserted in the middle of and is equipped with two shafts of shell fragment (808), three shafts of shell fragment (809) and barrel (8010), lock shell (801) is inside to be equipped with lock fork (807), shell fragment three shaft (809) are located the through-hole of lock fork (807) lower extreme, lock fork (807) is inside to be inserted and is equipped with one shaft of shell fragment (805), the inside steel shell fragment (806) that is equipped with of lock fork (807) downside, the one shaft of shell fragment (805) in lock fork (807) is taken to steel shell fragment (806) upper end, the inslot at two shafts of shell fragment (808) middle part is taken to steel shell fragment (806) lower extreme, the inslot at shell fragment three shaft (809) middle part is taken in steel shell fragment (806) middle part.
8. An electrical fumehood of modular functional components according to claim 7 wherein: the bar shaft (8010) passes through a through hole in the L bar (8011), and a horizontal part of the upper side of the L bar (8011) is pressed against the bottom of the sliding hook bar (804).
9. An electrical fumehood of modular functional components according to claim 8 wherein: the lock comprises a lock shell (801), wherein a bottom strip (8013) is arranged on the lower side of the lock shell (801), a bottom locking screw (8014) is arranged in a through hole in the bottom strip (8013), the bottom locking screw (8014) is screwed into the inside of the lock shell (801), a cam (8012) is arranged between the lock shell (801) and the bottom strip (8013), a lock cylinder is arranged inside the cam (8012), and the outer circle of the cam (8012) is in contact with the side wall of the L strip (8011).
10. An electrical fumehood of modular functional components according to claim 9 wherein: the profile of the locking fork (807) is fork-shaped, and the non-chamfered part of the upper side of the lock case (801) is hooked by the hook-shaped part of the sliding hook strip (804).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111230286.9A CN114042721A (en) | 2021-10-22 | 2021-10-22 | Electrical ventilation cabinet with modularized functional components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111230286.9A CN114042721A (en) | 2021-10-22 | 2021-10-22 | Electrical ventilation cabinet with modularized functional components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114042721A true CN114042721A (en) | 2022-02-15 |
Family
ID=80205830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111230286.9A Pending CN114042721A (en) | 2021-10-22 | 2021-10-22 | Electrical ventilation cabinet with modularized functional components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114042721A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482503A (en) * | 2016-06-07 | 2017-12-15 | 张家港市华正进出口贸易有限公司 | Power distribution cabinet heat-radiating dustproof device |
| TWM571402U (en) * | 2018-12-11 | Horizontal door hook lock with safety bolt | ||
| CN210517525U (en) * | 2019-10-15 | 2020-05-12 | 王义明 | Electric automation control's heat dissipation regulator cubicle |
| CN213297547U (en) * | 2020-08-06 | 2021-05-28 | 山东凯莱电气设备有限公司 | Locking safety device of low-voltage switch cabinet |
-
2021
- 2021-10-22 CN CN202111230286.9A patent/CN114042721A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM571402U (en) * | 2018-12-11 | Horizontal door hook lock with safety bolt | ||
| CN107482503A (en) * | 2016-06-07 | 2017-12-15 | 张家港市华正进出口贸易有限公司 | Power distribution cabinet heat-radiating dustproof device |
| CN210517525U (en) * | 2019-10-15 | 2020-05-12 | 王义明 | Electric automation control's heat dissipation regulator cubicle |
| CN213297547U (en) * | 2020-08-06 | 2021-05-28 | 山东凯莱电气设备有限公司 | Locking safety device of low-voltage switch cabinet |
Non-Patent Citations (1)
| Title |
|---|
| 裴传友: "《中学化学数字化实验案例研究》", 30 April 2020, 安徽师范大学出版社 * |
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Application publication date: 20220215 |
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| RJ01 | Rejection of invention patent application after publication |