CN112490078A - Anti-drop loss prevention's ac contactor - Google Patents
Anti-drop loss prevention's ac contactor Download PDFInfo
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- CN112490078A CN112490078A CN202011414345.3A CN202011414345A CN112490078A CN 112490078 A CN112490078 A CN 112490078A CN 202011414345 A CN202011414345 A CN 202011414345A CN 112490078 A CN112490078 A CN 112490078A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
- H01H50/047—Details concerning mounting a relays
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/023—Details concerning sealing, e.g. sealing casing with resin
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- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses an anti-drop and anti-loss alternating current contactor which comprises a bearing box, wherein first clamping grooves are symmetrically formed in the left side and the right side of the top of the bottom of an inner cavity of the bearing box, second clamping grooves are formed in the bottom of the first clamping grooves, first grooves are formed in the bottom of the inner cavity of the bearing box, second grooves are formed in the bottom of the first grooves, screw rods are inserted into the middle of the second grooves, nuts are fixedly connected to the front ends of the screw rods, and first fixing plates are arranged in the middle of the inner cavity of the first clamping grooves. According to the anti-drop and anti-loss alternating current contactor, the second clamping groove is T-shaped in plan view, the second clamping groove is matched with the first fixing block and the first clamping block, the first clamping groove is matched with the first clamping block, so that the first fixing plate can be fixedly suspended in the inner cavity of the bearing box through the first fixing block and the first clamping block, and the device body on the top of the bearing plate can be conveniently carried and installed through the arranged first fixing rod.
Description
Technical Field
The invention relates to the field of alternating current contactors, in particular to an anti-drop and anti-loss alternating current contactor.
Background
The contactor is divided into an alternating current contactor and a direct current contactor, and is applied to the occasions of electric power, power distribution and power utilization, the alternating current contactor is an electric appliance which utilizes a coil to generate a magnetic field through current in industrial electricity to close a contact and control a load, and the working principle of the alternating current contactor is as follows: after the ac contactor coil circular telegram, coil current can produce magnetic field, the magnetic field that produces makes quiet iron core produce the electromagnetic force attraction and move the iron core, and drive ac contactor point action, normally closed contact disconnection, open the contact closure, both are the linkage, when the coil outage, electromagnetic attraction disappears, armature releases under the effect of release spring, make the contact recover, normally open contact disconnection, normally closed contact closure, protective structure does not have during the ac contactor installation on the existing market, and can't completely cut off the dust in the air, the unable attraction that moves the iron core of electromagnetic force that can cause quiet iron core production for a long time, cause the damage, consequently just need the ac contactor of a special anti-drop loss prevention to solve this problem.
Disclosure of Invention
The invention mainly aims to provide an anti-drop and anti-loss alternating current contactor which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
an anti-drop and anti-loss alternating current contactor comprises a bearing box, wherein first clamping grooves are symmetrically formed in the left side and the right side of the top of the bottom of an inner cavity of the bearing box, second clamping grooves are formed in the bottom of the first clamping grooves, first grooves are formed in the bottom of the inner cavity of the bearing box, second grooves are formed in the bottom of the first grooves, screws are inserted into the middle of the second grooves, nuts are fixedly connected to the front ends of the screws, a first fixing plate is arranged in the middle of the inner cavity of the first clamping grooves, first fixing blocks are symmetrically and fixedly connected to the left side and the right side of the back of the first fixing plate, first fixing blocks are fixedly connected to the back of the first fixing blocks, first fixing rods are symmetrically and fixedly connected to the left side and the right side of a front wall body of the first fixing plate, a bearing plate is fixedly connected to the bottom of the, a sealing cover is arranged in front of the bearing box, seventh grooves are formed in the middles of wall bodies on the left side and the right side of the sealing cover, a third groove is formed in the front side wall body of the bearing box, fourth grooves are symmetrically formed in the left side and the right side of the front side of the top and the front side of the bottom of the bearing box, second fixing blocks are arranged in the middles of the four fourth grooves, second clamping blocks are fixedly connected to the front ends of the four second fixing blocks, second fixing rods are fixedly connected to the middles of the second fixing blocks, first springs are sleeved in the middles of the second fixing rods, a second fixing plate is fixedly connected to one end, far away from the second fixing blocks, of each second fixing plate, a fifth groove is formed in the middle of one side, far away from the second fixing rods, of each second fixing plate, a rotating plate is rotatably connected to the middle of each, the middle part of third fixed block rotates and is connected with the pull ring, the sealed lid is close to one side four corners symmetry fixedly connected with third fixture block of bearing box, the third draw-in groove has been seted up to one side that the third fixture block was kept away from at third fixture block top, the bearing box has seted up the sixth recess near one side wall body of sealed lid, the bottom fixedly connected with second spring of sixth recess inner chamber, one side fixedly connected with clamp plate of sixth recess bottom is kept away from to the second spring, one side fixedly connected with briquetting of second spring is kept away from to the clamp plate, the opening part fixedly connected with spacing ring of sixth recess.
Preferably, the second clamping groove is in a T shape in plan view, the second clamping groove is matched with the first fixing block and the first clamping block, the first clamping groove is matched with the first clamping block, and the back of the device body is fixedly connected with the front side wall body of the first fixing plate.
Preferably, the number of the third grooves is four, the positions of the third grooves correspond to the positions of the third fixture blocks one to one, the size of the third grooves is matched with that of the third fixture blocks, the bottom of an inner cavity of each third groove is communicated with the front side of the bottom of an inner cavity of each fourth groove, the size of each second fixture block is matched with that of the fourth grooves and the third grooves, and one end, far away from the fourth grooves, of each second fixture block is provided with an inclined plane
Preferably, the diameter of the second fixing block is the same as that of the inner cavity of the fourth groove, the length of the second fixture block is equal to the depth of the fourth groove, and a limiting ring is arranged at an opening of the fourth groove.
The first spring is arranged in the fourth groove, and one end of the first spring close to the second fixing plate is fixedly connected with a limiting ring arranged at the opening of the fourth groove
Preferably, the second clamping block, the second fixing block, the fourth groove, the second fixing rod, the first spring and the second fixing plate form a movable buckle
Preferably, the width of the third clamping groove is matched with that of the second clamping block, the top end of the third clamping block is provided with an inclined plane, and the inclined plane at the top end of the third clamping block corresponds to the inclined plane at one end, far away from the fourth groove, of the second clamping block
Preferably, a shock absorption group is composed of the sixth groove, the second spring, the pressing plate, the pressing block and the limiting ring, and eight shock absorption groups are averagely arranged on one sidewall body of the bearing box close to the sealing cover
Preferably, the first groove is matched with the nut, the second groove is meshed with the screw, the first groove, the second groove, the screw and the nut are combined to form a fixing rivet, and the bottom of the inner cavity of the bearing box is provided with a plurality of fixing rivets.
Compared with the prior art, the invention has the following beneficial effects:
in the invention, the top view of the second clamping groove is in a T shape, the second clamping groove is matched with the first fixing block and the first clamping block, the first clamping groove is matched with the first clamping block, so that the first fixing plate can be fixedly suspended in the inner cavity of the bearing box through the first fixing block and the first clamping block, the first fixing plate and the bearing plate can be conveniently placed in the inner cavity of the bearing box through the arranged first fixing rod, the device body at the top of the bearing plate can be conveniently carried and installed, the bearing plate can support the device body, the back of the device body is fixedly connected with the front side wall of the first fixing plate, the device body is further more firmly installed, the bearing box can be more fixedly arranged at a required place through the arrangement of the plurality of fixing rivets at the bottom of the inner cavity of the bearing box, and the fixation is more stable, the second fixing plate can be conveniently pulled and opened by arranging the matching of the third fixing block and the pull ring rotating plate, the sealing cover can be firmly fixed at the opening of the bearing box by arranging the width of the third clamping groove to be matched with the second clamping block, the inclined plane at the top end of the third clamping block corresponds to the inclined plane at one end of the second clamping block, which is far away from the fourth groove, eight damping groups are averagely arranged on one side wall body of the bearing box, which is close to the sealing cover, so that the sealing cover can be pushed open by the outward force of the second spring on the third clamping groove when the sealing cover is opened, the sealing cover is convenient to open, the situation that the sealing cover is not easy to open due to the overlong buckling time of the second clamping block and the third clamping groove is also prevented, the first fixing plate can be removed from the inside of the third clamping groove only by arranging the second fixing plate to be pulled, and the situation that the sealing, the surface that has further prevented the device body causes the part to damage because of the dust, plays the effect of protection, and through the cooperation of the bearing box that sets up and sealed lid, make the device body can seal completely in the inside of bearing box, isolated dust, the unable attraction of the electromagnetic force of avoiding quiet iron core to produce moves the iron core, influences the result of use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top cross-sectional view of the present invention;
FIG. 3 is a top view of the carrier plate of the present invention;
FIG. 4 is a left side sectional view of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 4;
fig. 6 is a top view of a fifth groove of the present invention.
In the figure: 1. a carrying case; 2. a first card slot; 3. a second card slot; 4. a first groove; 5. a second groove; 6. a screw; 7. a nut; 8. a first fixing plate; 9. a first fixed block; 10. a first clamping block; 11. a carrier plate; 12. a first fixing lever; 13. an AC contactor; 14. a sealing cover; 15. a third groove; 16. a fourth groove; 17. a second fixed block; 18. a second fixture block; 19. a second fixing bar; 20. a first spring; 21. a second fixing plate; 22. a fifth groove; 23. a third fixture block; 24. a third card slot; 25. a sixth groove; 26. a second spring; 27. pressing a plate; 28. briquetting; 29. a limiting ring; 30. a rotating plate; 31. a third fixed block; 32. a pull ring; 33. and a seventh groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-6, an anti-drop and anti-damage ac contactor comprises a carrying case 1, wherein first slots 2 are symmetrically formed at the left and right sides of the bottom of an inner cavity of the carrying case 1, a second slot 3 is formed at the bottom of the first slot 2, the second slot 3 is in a T-shape in plan view, the second slot 3 is matched with a first fixing block 9 and a first clamping block 10, the first slot 2 is matched with the first clamping block 10, the second slot 3 is in a T-shape in plan view, the second slot 3 is matched with the first fixing block 9 and the first clamping block 10, the first slot 2 is matched with the first clamping block 10, so that a first fixing plate 8 can be fixed in the inner cavity of the carrying case 1 through the first fixing block 9 and the first clamping block 10, a first groove 4 is formed at the bottom of the inner cavity of the carrying case 1, a second groove 5 is formed at the bottom of the first groove 4, a screw 6 is inserted in the middle of the second groove 5, a nut 7 is fixedly connected at the front end of the screw 6, the first groove 4 is matched with the nut 7, the second groove 5 is meshed with the screw 6, a first groove 4, a second groove 5, a screw 6 and a nut 7 are combined into a fixing rivet, the bottom of the inner cavity of the bearing box 1 is provided with a plurality of fixing rivets, the bearing box 1 can be fixed at a required place by arranging the bottom of the inner cavity of the bearing box 1 with a plurality of fixing rivets, so that the fixing is more stable, the middle of the inner cavity of the first clamping groove 2 is provided with a first fixing plate 8, the left side and the right side of the back of the first fixing plate 8 are symmetrically and fixedly connected with first fixing blocks 9, the back of the first fixing blocks 9 is fixedly connected with a first clamping block 10, and the left side and the right side of the front wall body of the first fixing plate, the first fixing rod 12 is arranged to conveniently place the first fixing plate 8 and the bearing plate 11 into the inner cavity of the bearing box 1, so as to conveniently carry and install the device body 13 on the top of the bearing plate 11, the bottom of the front side wall body of the first fixing plate 8 is fixedly connected with the bearing plate 11, the device body 13 can be supported by the arranged bearing plate 11, the device body 13 is fixedly connected on the top of the bearing plate 11, the back of the device body 13 is fixedly connected with the front side wall body of the first fixing plate 8, so that the device body 13 is further more firmly installed, the sealing cover 14 is arranged in front of the bearing box 1, the device body 13 can be completely sealed in the bearing box 1 by matching the arranged bearing box 1 and the sealing cover 14, so as to isolate dust, and avoid that the static and static iron cores generated by the electromagnetic force of the iron, the use effect is influenced, the middle parts of wall bodies on the left side and the right side of the sealing cover 14 are provided with seventh grooves 33, the front side wall body of the bearing box 1 is provided with third grooves 15, the number of the third grooves 15 is four, the positions of the third grooves 15 correspond to the positions of third clamping blocks 23 one by one, the size of the third grooves 15 is matched with the size of the third clamping blocks 23, the bottom of an inner cavity of the third grooves 15 is communicated with the front side of the bottom of an inner cavity of a fourth groove 16, the left side and the right side of the front side of the top and the front side of the bottom of the bearing box 1 are symmetrically provided with fourth grooves 16, the middle parts of the four fourth grooves 16 are provided with second fixing blocks 17, the diameter of each second fixing block 17 is the same as that of the inner cavity of the fourth groove 16, the length of each second clamping block 18 is equal to the depth of the fourth groove 16, limiting rings are arranged at openings of the, the size of the second fixture block 18 is matched with the size of the communication between the fourth groove 16 and the third groove 15, one end of the second fixture block 18 far away from the fourth groove 16 is arranged to be an inclined surface, the middle part of the second fixing block 17 is fixedly connected with a second fixing rod 19, the middle part of the second fixing rod 19 is sleeved with a first spring 20, the first spring 20 is arranged in the fourth groove 16, one end of the first spring 20 close to the second fixing plate 21 is fixedly connected with a limiting ring arranged at the opening of the fourth groove 16, one end of the second fixing rod 19 far away from the second fixing block 17 is fixedly connected with the second fixing plate 21, the second fixture block 18, the second fixing block 17, the fourth groove 16, the second fixing rod 19 and the first spring 20 form a movable buckle, the middle part of one side of the second fixing plate 21 far away from the second fixing rod 19 is provided with a fifth groove 22, the middle part of the fifth groove 22 is rotatably connected with a rotating plate 30, a third fixing block 31 is fixedly connected to one side of the rotating plate 30, which is far away from the second fixing rod 19, a pull ring 32 is rotatably connected to the middle of the third fixing block 31, the second fixing plate 21 can be conveniently pulled and opened by arranging the third fixing block 31 and the pull ring 32 to match the rotating plate 30, the first fixing plate 8 can be removed from the inside of the third clamping groove 24 only by arranging the second fixing plate 21 to pull, the situation that the sealing cover 14 is opened due to accidental touch on the second fixing plate 21 can be prevented, further, the surface of the device body 13 is prevented from being damaged due to dust, the protection effect is achieved, the third clamping blocks 23 are symmetrically and fixedly connected to four corners of one side, which is close to the bearing box 1, of the sealing cover 14, the third clamping groove 24 is formed in one side, which is far away from the third clamping block 23, the width of the third clamping groove 24 is matched with the second clamping block 18, and the top ends of the third clamping, the inclined plane at the top end of the third clamping block 23 corresponds to the inclined plane at one end of the second clamping block 18 far away from the fourth groove 16, the inclined plane at the top end of the third clamping block 23 corresponds to the inclined plane at one end of the second clamping block 18 far away from the fourth groove 16 by setting the width of the third clamping groove 24 to be matched with the second clamping block 18, so that the sealing cover 14 can be firmly fixed at the opening of the bearing box 1, a sixth groove 25 is formed on the wall body of one side of the bearing box 1 close to the sealing cover 14, a second spring 26 is fixedly connected with the bottom of the inner cavity of the sixth groove 25, a pressing plate 27 is fixedly connected with one side of the second spring 26 far away from the second groove 26, a pressing block 28 is fixedly connected with one side of the pressing plate 27 far away from the second spring 26, a limiting ring 29 is fixedly connected with the opening of the sixth groove 25, a second spring 26, a, bearing box 1 is close to a lateral wall body of sealed lid 14 and on average is provided with eight shock attenuation groups, and a lateral wall body that is close to sealed lid 14 through the bearing box 1 that sets up is on average provided with eight shock attenuation groups, can make when opening sealed lid 14, through second spring 26 to the outside power of third draw-in groove 24 and then open sealed lid 14, conveniently opens, also prevents simultaneously that second fixture block 18 from detaining the condition that the time overlength caused difficult opening with third draw-in groove 24 mutually.
It should be noted that, when the anti-drop and anti-damage ac contactor is used, the device body 13 is only required to be fixedly installed at the top of the bearing plate 11 and in front of the first fixing plate 8, then the bearing box 1 is installed at a position to be fixed through a plurality of rivets, then the first fixing rod 12 is taken to place the first clamping block 10 in the second clamping groove 3 in alignment with the first clamping groove 2, then the sealing cover 14 is placed at the opening of the bearing box 1, the third clamping block 23 is placed in the third groove 15, then the second clamping block 18 is placed in the third clamping groove 24 by pressing tightly, when the device body 13 is required to be opened and taken down, only the pull ring 32 is required to be pulled to drive the second fixing rod 19 to drive the second fixing block 17, so that the second clamping block 18 is moved out from the third clamping groove 24, then the sealing cover 14 is pushed against the pressing plate 27 by the second spring 26 to push the pressing plate 28 to open the sealing cover 14, then, the first fixing rod 12 can be held to move upwards, so that the first clamping block 10 moves from the inside of the second clamping groove 3 to the inside of the first clamping groove 2, and then the first clamping block moves forwards to be taken down, and then the device body 13 can be detached independently to complete the operation.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an alternating current contactor of anti-drop loss prevention, includes bearing box (1), its characterized in that: the left side and the right side of the top of the inner cavity of the bearing box (1) are symmetrically provided with first clamping grooves (2), the bottom of each first clamping groove (2) is provided with a second clamping groove (3), the bottom of the inner cavity of the bearing box (1) is provided with a first groove (4), the bottom of each first groove (4) is provided with a second groove (5), the middle of each second groove (5) is inserted with a screw (6), the front end of each screw (6) is fixedly connected with a nut (7), the middle of the inner cavity of each first clamping groove (2) is provided with a first fixing plate (8), the left side and the right side of the back of each first fixing plate (8) are symmetrically and fixedly connected with a first fixing block (9), the back of each first fixing block (9) is fixedly connected with a first clamping block (10), the left side and the right side of the front side wall body of each first fixing plate (8), the bottom of the front side wall body of the first fixing plate (8) is fixedly connected with a bearing plate (11), the top of the bearing plate (11) is fixedly connected with a device body (13), a sealing cover (14) is arranged in front of the bearing box (1), seventh grooves (33) are formed in the middles of the wall bodies on the left side and the right side of the sealing cover (14), third grooves (15) are formed in the front side wall body of the bearing box (1), fourth grooves (16) are symmetrically formed in the left side and the right side of the front side of the top and the front side of the bottom of the bearing box (1), second fixing blocks (17) are arranged in the middles of the four fourth grooves (16), second clamping blocks (18) are fixedly connected with the front ends of the four second fixing blocks (17), second fixing rods (19) are fixedly connected with the middles of the second fixing blocks (17), and first springs (20) are sleeved on the, a second fixing plate (21) is fixedly connected to one end, far away from the second fixing block (17), of the second fixing rod (19), a fifth groove (22) is formed in the middle of one side, far away from the second fixing rod (19), of the second fixing plate (21), a rotating plate (30) is rotatably connected to the middle of the fifth groove (22), a third fixing block (31) is fixedly connected to one side, far away from the second fixing rod (19), of the rotating plate (30), a pull ring (32) is rotatably connected to the middle of the third fixing block (31), a third clamping block (23) is symmetrically and fixedly connected to four corners of one side, close to the bearing box (1), of the sealing cover (14), a third clamping groove (24) is formed in one side, far away from the third clamping block (23), of the top of the third clamping block (23), and a sixth groove (25) is formed in one side, close to the sealing cover, the bottom fixedly connected with second spring (26) of sixth recess (25) inner chamber, one side fixedly connected with clamp plate (27) of sixth recess (25) bottom is kept away from in second spring (26), one side fixedly connected with briquetting (28) of second spring (26) are kept away from in clamp plate (27), the opening part fixedly connected with spacing ring (29) of sixth recess (25).
2. An anti-drop and anti-damage AC contactor as claimed in claim 1, wherein: the shape of the top view of the second clamping groove (3) is T-shaped, the second clamping groove (3) is matched with the first fixing block (9) and the first clamping block (10), the first clamping groove (2) is matched with the first clamping block (10), and the back of the device body (13) is fixedly connected with the front side wall body of the first fixing plate (8).
3. An anti-drop and anti-damage ac contactor according to claim 2, wherein: the quantity of third recess (15) has four, the position of third recess (15) and the position one-to-one of third fixture block (23), the size of third recess (15) and the size looks adaptation of third fixture block (23), the inner chamber bottom of third recess (15) communicates with each other with the bottom front side of fourth recess (16) inner chamber, the size of second fixture block (18) and the communicating size looks adaptation of fourth recess (16) and third recess (15), the one end that fourth recess (16) were kept away from in second fixture block (18) sets up to the inclined plane.
4. An anti-drop and anti-damage AC contactor as claimed in claim 3, wherein: the diameter of the second fixing block (17) is the same as that of the inner cavity of the fourth groove (16), the length of the second clamping block (18) is equal to the depth of the fourth groove (16), and a limiting ring is arranged at the opening of the fourth groove (16).
5. An anti-drop and anti-damage AC contactor as claimed in claim 4, wherein: the first spring (20) is arranged in the fourth groove (16), and one end, close to the second fixing plate (21), of the first spring (20) is fixedly connected with a limiting ring arranged at an opening of the fourth groove (16).
6. An anti-drop and anti-damage AC contactor as claimed in claim 5, wherein: the second clamping block (18), the second fixing block (17), the fourth groove (16), the second fixing rod (19), the first spring (20) and the second fixing plate (21) form a movable buckle.
7. An anti-drop and anti-damage AC contactor as claimed in claim 6, wherein: the width of the third clamping groove (24) is matched with that of the second clamping block (18), the top end of the third clamping block (23) is an inclined plane, and the inclined plane at the top end of the third clamping block (23) corresponds to the inclined plane at one end, far away from the fourth groove (16), of the second clamping block (18).
8. An anti-drop and anti-damage ac contactor according to claim 7, wherein: the bearing box comprises a bearing box body, wherein a sixth groove (25), a second spring (26), a pressing plate (27), a pressing block (28) and a limiting ring (29) form a damping group, and eight damping groups are averagely arranged on one side wall body of the bearing box body (1) close to the sealing cover (14).
9. An anti-drop and anti-damage ac contactor according to claim 8, wherein: the bearing box is characterized in that the first grooves (4) are matched with the nuts (7), the second grooves (5) are meshed with the screw rods (6), one first groove (4), one second groove (5), one screw rod (6) and one nut (7) are combined into one fixing rivet, and a plurality of fixing rivets are arranged at the bottom of the inner cavity of the bearing box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414345.3A CN112490078B (en) | 2020-12-07 | 2020-12-07 | Anti-drop loss-preventing alternating current contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414345.3A CN112490078B (en) | 2020-12-07 | 2020-12-07 | Anti-drop loss-preventing alternating current contactor |
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| CN112490078A true CN112490078A (en) | 2021-03-12 |
| CN112490078B CN112490078B (en) | 2023-09-26 |
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| CN206678849U (en) * | 2017-04-26 | 2017-11-28 | 嵊州市艾诺威汽车配件有限公司 | A kind of hangable semitrailer bed |
| CN206929880U (en) * | 2017-06-07 | 2018-01-26 | 石家庄睿晟天达科技有限公司 | Suspended type air purification device |
| CN207532256U (en) * | 2017-06-16 | 2018-06-26 | 漳浦新时代农业开发有限公司 | A kind of anti-fold clothes rack |
| EP3629358A1 (en) * | 2018-09-27 | 2020-04-01 | Eaton Electrical Ltd. | Contactor |
| CN209096693U (en) * | 2018-10-25 | 2019-07-12 | 辽宁航天凌河汽车有限公司 | A kind of light-duty new energy commercial vehicle battery case Fast Installation structure |
| CN208820285U (en) * | 2018-10-26 | 2019-05-03 | 安徽艾达自动化设备有限公司 | A kind of suspension type Industry Control cabinet facilitating installation |
| CN209743995U (en) * | 2019-03-22 | 2019-12-06 | 弘硕安防科技(上海)有限公司 | Stabilizing mechanism of monitoring equipment box |
| CN209709288U (en) * | 2019-06-14 | 2019-11-29 | 赣州市硕祺电子科技有限公司 | A kind of computer connection wire connection structure of Anti-fall |
| CN110277279A (en) * | 2019-07-22 | 2019-09-24 | 旭格威科技（上海）有限公司 | Leakage-proof type D.C. contactor and its production technology |
| CN211208330U (en) * | 2019-12-17 | 2020-08-07 | 西安品格电气有限公司 | Anti-drop loss prevention's ac contactor |
| CN211829722U (en) * | 2020-05-06 | 2020-10-30 | 新疆新南天正电气有限公司 | Suspension type block terminal convenient to installation |
| CN212086741U (en) * | 2020-06-19 | 2020-12-04 | 东莞玉成电路板有限公司 | Vehicle-mounted LED circuit board convenient to install |
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