CN209895979U - Power contactor with safety protection mechanism - Google Patents
Power contactor with safety protection mechanism Download PDFInfo
- Publication number
- CN209895979U CN209895979U CN201920888242.7U CN201920888242U CN209895979U CN 209895979 U CN209895979 U CN 209895979U CN 201920888242 U CN201920888242 U CN 201920888242U CN 209895979 U CN209895979 U CN 209895979U
- Authority
- CN
- China
- Prior art keywords
- contactor
- contactor main
- plug
- strip
- main part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a power contactor with safety protection mechanism, including contactor main body and tank wall, the fixed mounting rail in surface of tank wall, and the contactor main body hangs on the surface of contactor main body through the mounting rail, the front surface of contactor main body is provided with the plug-in strip, the front surface of contactor main body is provided with transparent protection casing, and the plug-in strip is in the inboard of transparent protection casing, the top of transparent protection casing is equipped with the adapter sleeve of integral type; through setting up transparent protection casing to cover transparent protection casing in the outside of plug-in strip, make the plug-in strip can obtain good protection, thereby avoid operating personnel when other parts of electric cabinet inside maintenance, touch the plug-in strip because of the mistake and cause the problem that the contactor main part closed a floodgate suddenly or cut off the power supply, make operating personnel's maintenance environment safer, also can play certain guard action to the plug-in strip simultaneously, avoid the repair tools in the operating personnel hand to collide the damage problem that the plug-in strip caused the plug-in strip.
Description
Technical Field
The utility model belongs to the technical field of the contactor, concretely relates to power contactor with safety protection mechanism.
Background
The contactor is divided into AC contactor and DC contactor, it applies to the electric power, distribution and electricity utilization, the contactor refers to the coil current that is used in the industrial electricity to produce the magnetic field, make the contact close, in order to achieve the electric apparatus of the control load, the control capacity of the contactor is large, suitable for frequent operation and remote control, it is one of the important components in the automatic control system, and the model of the contactor is many, the operating current is in 5A-1000A unequal, and the domestic AC contactor is mainly suitable for exchanging 50Hz (or 60 Hz), the rated operating voltage is to 400V, the rated operating current is to the circuit of 100A, control the domestic electric apparatus and low-induction load of the similar purpose, can also be used for controlling the domestic motor load.
Present domestic ac contactor generally all can be provided with a switch blade that supplies the manual combined floodgate of user, but because the switch blade is outstanding outside, and do not have any safeguard measure, make operating personnel when other parts of electric cabinet inside maintenance, can have the risk of mistake touchhing the switch blade, the mistake probably causes the sudden combined floodgate of contactor or outage behind bumping the switch blade, cause the unnecessary influence, simultaneously if the repair tools in the operating personnel hand collides the damage that the switch blade also can cause the switch blade, we provide a power contactor with safety protection mechanism for this reason.
Disclosure of Invention
An object of the utility model is to provide a power contactor with safety protection mechanism to current domestic ac contactor who proposes in solving above-mentioned background art generally all can be provided with a switch blade that supplies the manual combined floodgate of user, nevertheless because the switch blade is outstanding outside, and do not have any safeguard procedures, make operating personnel when other parts of electric cabinet inside maintenance, can have the risk of mistake touchhing the switch blade, the mistake probably causes the contactor to close floodgate suddenly or cut off the power supply behind bumping the switch blade, cause the unnecessary influence, simultaneously if the damage problem that the switch blade also can be caused to the repair tools in the operating personnel hand.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power contactor with safety protection mechanism, includes contactor main part and tank wall, the fixed surface of tank wall has the mounting rail, and the contactor main part hangs the surface at the contactor main part through the mounting rail, the front surface of contactor main part is provided with the plug-in strip, the front surface of contactor main part is provided with transparent protection casing, and the plug-in strip is in the inboard of transparent protection casing, the top of transparent protection casing is equipped with the adapter sleeve of integral type, just the both ends symmetry of adapter sleeve is equipped with the rotary rod of integral type, the front surface symmetry of contactor main part is provided with two U-shaped hoops, and the U-shaped hoop cup joints the top surface at the rotary rod, the both sides surface symmetry of transparent protection casing is equipped with the semi-circular arch of integral type, just the front surface symmetry of contactor main part is equipped with.
Preferably, the surface symmetry of mounting rail is provided with the slider of two integrations, and the rear surface symmetry of contactor main part sets up two installation spouts with slider looks adaptation, the rear surface symmetry of contactor main part is equipped with two extrusion blocks, and the extrusion block is in one side of installation spout.
Preferably, the inner side surface of the side block is provided with a semicircular groove matched with the semicircular protrusion, and the semicircular protrusion can be clamped into the semicircular groove through rotation of the transparent protective cover.
Preferably, the bottom surface of the transparent protective cover is provided with an integrated lifting block, and the transparent protective cover is a transparent material component.
Preferably, the U-shaped hoop is provided with a dismounting notch at the end part, and the U-shaped hoop is a polyethylene material component.
Preferably, a spring chamber is connected to the bottom end of the pressing block, and the spring chamber is located inside the contactor body.
Preferably, the two sides of the top end of the extrusion block are symmetrically provided with side inclined planes, and the top end of the extrusion block is tightly attached to the box wall.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through setting up transparent protection casing to cover transparent protection casing in the outside of plug-in strip, make the plug-in strip can obtain good protection, thereby avoid operating personnel when other parts of electric cabinet inside maintenance, touch the plug-in strip because of the mistake and cause the problem that the contactor main part closed a floodgate suddenly or cut off the power supply, make operating personnel's maintenance environment safer, also can play certain guard action to the plug-in strip simultaneously, avoid the repair tools in the operating personnel hand to collide the damage problem that the plug-in strip caused the plug-in strip.
2. Through setting up the extrusion piece for the contactor main part passes through the mounting rail and hangs behind the surface of tank wall, and the extrusion piece can support the tank wall under the effect of the spring of spring chamber inside, can avoid former device because there is the clearance to lead to the problem that the contactor main part rocked to the slider with the installation spout, thereby makes the contactor main part can stabilize more.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic structural view of the transparent protective cover of the present invention in an open state;
FIG. 4 is a schematic sectional view of the transparent protective cover in an opened state;
FIG. 5 is a schematic side view of the connection between the rotating rod and the U-shaped hoop of the present invention;
fig. 6 is a schematic view of a rear surface structure of a contactor body according to embodiment 2 of the present invention;
fig. 7 is a schematic top sectional view of the connection between the extrusion block and the contactor body according to embodiment 2 of the present invention;
in the figure: 1. a contactor body; 2. installing a track; 3. a slider; 4. a box wall; 5. a U-shaped hoop; 6. rotating the rod; 7. connecting sleeves; 8. a transparent protective cover; 9. a side block; 10. lifting blocks; 11. extruding the block; 12. a semicircular bulge; 13. a knife switch; 14. a semicircular groove; 15. a side-tipping incline; 16. installing a chute; 17. a spring chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 5, the present invention provides a technical solution: a power supply contactor with a safety protection mechanism comprises a contactor main body 1 and a tank wall 4, wherein a mounting rail 2 is fixed on the surface of the tank wall 4 through a bolt, the contactor main body 1 is hung on the surface of the contactor main body 1 through the mounting rail 2, a switch blade 13 is arranged on the front surface of the contactor main body 1, a transparent protective cover 8 is arranged on the front surface of the contactor main body 1, the switch blade 13 is positioned at the inner side of the transparent protective cover 8, an integrated connecting sleeve 7 is arranged at the top end of the transparent protective cover 8, two ends of the connecting sleeve 7 are symmetrically provided with an integrated rotating rod 6, two U-shaped hoops 5 are symmetrically arranged on the front surface of the contactor main body 1, the U-shaped hoops 5 are sleeved on the top end surface of the rotating rod 6, semicircular bulges 12 are symmetrically arranged on the two side surfaces of the transparent protective cover 8, two side blocks 9 corresponding to the, make plug-in strip 13 can obtain good protection to avoid operating personnel when other parts of electric cabinet inside maintenance, because of the mistake is run into plug-in strip 13 and is caused the problem of contactor main part 1 switching on a floodgate or outage suddenly, also can play certain guard action to plug-in strip 13 simultaneously, avoid the repair tools in the operating personnel hand to collide plug-in strip 13 and cause the damaged problem of plug-in strip 13, and the lift and the closure that transparent protection casing 8 can be normal.
In this embodiment, preferably, the inner side surface of the side block 9 is provided with a semicircular groove 14 matched with the semicircular protrusion 12, and the semicircular protrusion 12 and the transparent protective cover 8 are both made of polyethylene material, so that the semicircular protrusion 12 and the transparent protective cover 8 are slightly deformed after being squeezed, and the semicircular protrusion 12 can be clamped into the semicircular groove 14 through rotation of the transparent protective cover 8.
In this embodiment, preferably, the bottom surface of the transparent protective cover 8 is provided with an integrated lifting block 10, so that the transparent protective cover 8 is convenient for applying force when being lifted, and the transparent protective cover 8 is a transparent material member, so that when the transparent protective cover 8 is closed, an operator can observe the state of the switch blade 13 through the transparent protective cover 8 without lifting the transparent protective cover 8.
In this embodiment, preferably, the U-shaped hoop 5 is provided with a dismounting notch at an end thereof, and the U-shaped hoop 5 is a polyethylene member, so that the U-shaped hoop 5 is slightly deformed after being subjected to an external force, and the dismounting notch is gradually opened, thereby smoothly separating the rotating rod 6 from the U-shaped hoop 5.
Example 2
Referring to fig. 1 to 7, the present invention provides a technical solution: a power supply contactor with a safety protection mechanism comprises a contactor main body 1 and a tank wall 4, wherein a mounting rail 2 is fixed on the surface of the tank wall 4 through a bolt, the contactor main body 1 is hung on the surface of the contactor main body 1 through the mounting rail 2, a switch blade 13 is arranged on the front surface of the contactor main body 1, a transparent protective cover 8 is arranged on the front surface of the contactor main body 1, the switch blade 13 is positioned at the inner side of the transparent protective cover 8, an integrated connecting sleeve 7 is arranged at the top end of the transparent protective cover 8, two ends of the connecting sleeve 7 are symmetrically provided with an integrated rotating rod 6, two U-shaped hoops 5 are symmetrically arranged on the front surface of the contactor main body 1, the U-shaped hoops 5 are sleeved on the top end surface of the rotating rod 6, semicircular bulges 12 are symmetrically arranged on the two side surfaces of the transparent protective cover 8, two side blocks 9 corresponding to the, make plug-in strip 13 can obtain good protection to avoid operating personnel when other parts of electric cabinet inside maintenance, because of the mistake is run into plug-in strip 13 and is caused the problem of contactor main part 1 switching on a floodgate or outage suddenly, also can play certain guard action to plug-in strip 13 simultaneously, avoid the repair tools in the operating personnel hand to collide plug-in strip 13 and cause the damaged problem of plug-in strip 13, and the lift and the closure that transparent protection casing 8 can be normal.
In this embodiment, it is preferable, the surface symmetry of mounting rail 2 is provided with the slider 3 of two integral types, and the rear surface symmetry of contactor main part 1 sets up two installation spouts 16 with slider 3 looks adaptation, the rear surface symmetry of contactor main part 1 is equipped with two extrusion pieces 11, and extrusion piece 11 is in one side of installation spout 16, make contactor main part 1 hang behind the surface of tank wall 4 through mounting rail 2, extrusion piece 11 can support tank wall 4 under the effect of the inside spring of spring chamber 17, can avoid former device because slider 3 and installation spout 16 have the clearance to lead to contactor main part 1 to appear rocking the problem, thereby make contactor main part 1 can be more firm.
In this embodiment, preferably, the inner side surface of the side block 9 is provided with a semicircular groove 14 matched with the semicircular protrusion 12, and the semicircular protrusion 12 and the transparent protective cover 8 are both made of polyethylene material, so that the semicircular protrusion 12 and the transparent protective cover 8 are slightly deformed after being squeezed, and the semicircular protrusion 12 can be clamped into the semicircular groove 14 through rotation of the transparent protective cover 8.
In this embodiment, preferably, the bottom surface of the transparent protective cover 8 is provided with an integrated lifting block 10, so that the transparent protective cover 8 is convenient for applying force when being lifted, and the transparent protective cover 8 is a transparent material member, so that when the transparent protective cover 8 is closed, an operator can observe the state of the switch blade 13 through the transparent protective cover 8 without lifting the transparent protective cover 8.
In this embodiment, preferably, the U-shaped hoop 5 is provided with a dismounting notch at an end thereof, and the U-shaped hoop 5 is a polyethylene member, so that the U-shaped hoop 5 is slightly deformed after being subjected to an external force, and the dismounting notch is gradually opened, thereby smoothly separating the rotating rod 6 from the U-shaped hoop 5.
In this embodiment, preferably, the bottom end of the pressing block 11 is connected to a spring chamber 17 through a spring, and the spring chamber 17 is located inside the contactor main body 1, so that the pressing block 11 will be pushed by the spring inside the spring chamber 17, and will contract toward the inside of the spring chamber 17 after the top end of the pressing block 11 is pressed.
In this embodiment, preferably, the two sides of the top end of the extrusion block 11 are symmetrically provided with the side inclined planes 15, so that the extrusion block 11 does not block the contactor body 1 from normally sliding to the surface of the mounting rail 2, and the top end of the extrusion block 11 is tightly attached to the tank wall 4.
The utility model discloses a theory of operation and use flow: when the household alternating current contactor is used, firstly, the contactor main body 1 slides to the surface of the mounting rail 2, the sliding block 3 slides into the mounting sliding groove 16, so that the contactor main body 1 can be hung on the surface of the box wall 4 through the mounting rail 2, then, other wiring terminals are hung on the surface of the mounting rail 2 in the same mode, and the wiring terminals at two ends of the mounting rail 2 are fixed, so that the limiting effect on the other wiring terminals and the contactor main body 1 can be achieved, then, the contactor main body 1 is connected with an external line through the wiring terminals at the top and the bottom of the contactor main body 1, and the installation of the contactor main body 1 can be completed;
through arranging the transparent protective cover 8 and covering the transparent protective cover 8 outside the switch blade 13, the switch blade 13 can be well protected, thereby avoiding the problem that the contactor main body 1 is suddenly switched on or switched off due to mistakenly touching the switch blade 13 when an operator maintains other components in the electric cabinet, simultaneously playing a certain protection role for the switch blade 13, avoiding the problem that the switch blade 13 is damaged due to the fact that a maintenance tool in the hand of the operator collides with the switch blade 13, when the switch blade 13 needs to be operated subsequently, the transparent protective cover 8 only needs to be rotated and lifted under the action of the rotating rod 6, after the operation is finished, the transparent protective cover 8 only needs to be rotated and closed again, and the transparent protective cover 8 and the semicircular bulge 12 can be slightly deformed during the closing, so that the semicircular bulge 12 can be smoothly clamped into the inside of the semicircular groove 14, and the transparent protective cover 8 can be fixed, when the transparent protective cover 8 is damaged and needs to be replaced, the rotating rod 6 can be smoothly separated from the U-shaped hoop 5 through the dismounting notch only by pulling the rotating rod 6 out towards the end part of the U-shaped hoop 5 forcefully, so that the U-shaped hoop 5 slightly deforms, and the dismounting notch of the U-shaped hoop 5 is gradually opened, and the transparent protective cover 8 can be easily dismounted and replaced, and the rotating rod 6 also only needs to be squeezed into the U-shaped hoop 5 forcefully through the dismounting notch during subsequent mounting, so that the U-shaped hoop 5 is sleeved on the surface of the top end of the rotating rod 6;
through setting up extrusion block 11, make contactor main part 1 hang behind the surface of tank wall 4 through mounting rail 2, extrusion block 11 can support tank wall 4 under the effect of the inside spring of spring chamber 17, can avoid former device because there is the clearance to lead to contactor main part 1 to appear the problem of rocking in slider 3 and installation spout 16, thereby make contactor main part 1 can be more firm, simultaneously through setting up inclined plane 15 that heels, make extrusion block 11 can not block the normal surface of sliding to mounting rail 2 of contactor main part 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a power contactor with safety protection mechanism, includes contactor main part (1) and tank wall (4), the fixed surface of tank wall (4) has mounting rail (2), and contactor main part (1) hangs the surface at contactor main part (1) through mounting rail (2), the front surface of contactor main part (1) is provided with plug-in strip (13), its characterized in that: the front surface of contactor main part (1) is provided with transparent protection casing (8), and plug-in strip (13) are in the inboard of transparent protection casing (8), the top of transparent protection casing (8) is equipped with adapter sleeve (7) of integral type, just the both ends symmetry of adapter sleeve (7) is equipped with rotary rod (6) of integral type, the front surface symmetry of contactor main part (1) is provided with two U-shaped hoops (5), and U-shaped hoop (5) cup joint the top surface at rotary rod (6), the bilateral surface symmetry of transparent protection casing (8) is equipped with semi-circular arch (12) of integral type, just the front surface symmetry of contactor main part (1) is equipped with two and semi-circular arch (12) corresponding side piece (9).
2. A power contactor with safety protection mechanism as claimed in claim 1, wherein: the surface symmetry of installing track (2) is provided with slider (3) of two integral types, and the rear surface symmetry of contactor main part (1) sets up two installation spouts (16) with slider (3) looks adaptation, the rear surface symmetry of contactor main part (1) is equipped with two extrusion pieces (11), and extrusion piece (11) are in one side of installation spout (16).
3. A power contactor with safety protection mechanism as claimed in claim 1, wherein: the inner side surface of the side block (9) is provided with a semicircular groove (14) matched with the semicircular bulge (12), and the semicircular bulge (12) can be clamped into the semicircular groove (14) through the rotation of the transparent protective cover (8).
4. A power contactor with safety protection mechanism as claimed in claim 1, wherein: the bottom surface of transparent protection casing (8) is equipped with the lift piece (10) of integral type, transparent protection casing (8) are transparent material component.
5. A power contactor with safety protection mechanism as claimed in claim 1, wherein: the U-shaped hoop (5) is provided with a dismounting notch at the end part, and the U-shaped hoop (5) is a polyethylene component.
6. A power contactor with safety protection mechanism as claimed in claim 2, wherein: the bottom end of the extrusion block (11) is connected with a spring chamber (17), and the spring chamber (17) is positioned in the contactor main body (1).
7. A power contactor with safety protection mechanism according to claim 6, characterized in that: the two sides of the top end of the extrusion block (11) are symmetrically provided with side inclined planes (15), and the top end of the extrusion block (11) is tightly attached to the box wall (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920888242.7U CN209895979U (en) | 2019-06-13 | 2019-06-13 | Power contactor with safety protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920888242.7U CN209895979U (en) | 2019-06-13 | 2019-06-13 | Power contactor with safety protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209895979U true CN209895979U (en) | 2020-01-03 |
Family
ID=69021344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920888242.7U Active CN209895979U (en) | 2019-06-13 | 2019-06-13 | Power contactor with safety protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209895979U (en) |
-
2019
- 2019-06-13 CN CN201920888242.7U patent/CN209895979U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209895979U (en) | Power contactor with safety protection mechanism | |
| KR101293530B1 (en) | One body type distribution box with sliding door | |
| CN205509466U (en) | Undervoltage protection ware circuit is crossed to self -resuming formula | |
| CN208938905U (en) | A kind of multiphase linked circuit breaker | |
| CN205692778U (en) | A kind of convenient power circuit breaker installed | |
| CN205401900U (en) | General type electric valve control circuit | |
| CN205595778U (en) | Intelligent integrated protector | |
| CN208385341U (en) | A kind of DC fuse assembly apparatus | |
| CN205429336U (en) | Socket | |
| CN208077901U (en) | A kind of band residual current protecting moulded case circuit breaker | |
| CN208488246U (en) | A kind of breaker mechanic property examination tooling | |
| CN206742167U (en) | A kind of intelligent moulded case circuit breaker | |
| CN214672349U (en) | Direct current isolating switch device | |
| CN105119157A (en) | GGD low-voltage AC power distributing cabinet | |
| CN214378235U (en) | Alternating current contactor convenient to maintain | |
| CN209001425U (en) | A kind of handle type hydraulic circuit breaker aircraft power distribution case | |
| CN210535593U (en) | Residual current circuit breaker | |
| CN209001391U (en) | A kind of switching regulator hydraulic circuit breaker aircraft power distribution case | |
| CN212114382U (en) | Power distribution cabinet with dust filtering mechanism | |
| CN215580551U (en) | Bayonet self-recovery equipment based on remote circuit breaker | |
| CN209266928U (en) | A kind of smart grid special distribution box | |
| CN214175950U (en) | Circuit breaker system for power dispatching | |
| CN205178346U (en) | Automatic power distribution box of clearance dust | |
| CN204088999U (en) | A kind of fixed AC low voltage power switch box | |
| CN209526668U (en) | A kind of motor voltage reduction circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |