CN209357687U - Drive the miniature circuit breaker of contact state instruction - Google Patents

Drive the miniature circuit breaker of contact state instruction Download PDF

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Publication number
CN209357687U
CN209357687U CN201822176404.2U CN201822176404U CN209357687U CN 209357687 U CN209357687 U CN 209357687U CN 201822176404 U CN201822176404 U CN 201822176404U CN 209357687 U CN209357687 U CN 209357687U
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CN
China
Prior art keywords
statement
moving contact
federally sponsored
condition indication
instruction
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Active
Application number
CN201822176404.2U
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Chinese (zh)
Inventor
张晓芳
邹航
周燕海
马芸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiamen Hongfa Electrical Safety and Controls Co Ltd
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Xiamen Hongfa Electrical Safety and Controls Co Ltd
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Priority to CN201822176404.2U priority Critical patent/CN209357687U/en
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Abstract

The utility model discloses a kind of miniature circuit breakers of drive contact state instruction, including shell, moving contact, it further include the condition indication circuit for being used to indicate moving contact state, STATEMENT OF FEDERALLY SPONSORED and the control mechanism for controlling the condition indication circuit switching instruction state, the control mechanism is set to the shell, and is electrically connected with condition indication circuit;STATEMENT OF FEDERALLY SPONSORED is movably set in the shell, and is linked with moving contact and control mechanism, to drive the control mechanism to act by moving contact drive.The utility model can accurately indicate the state of miniature circuit breaker inside moving contact, prevent user and only pass through operation handle position to judge security risk existing whether breaker closing.

Description

Drive the miniature circuit breaker of contact state instruction
Technical field
The utility model relates to a kind of miniature circuit breakers, more particularly to a kind of small-sized open circuit of drive contact state instruction Device.
Background technique
Miniature circuit breaker is mainly used for the various places such as industrial, commercial, high-rise and residential premises, suitable for low-voltage circuit Overload and short-circuit protection are used, and can also be used under normal circumstances as the operation conversion of route.Miniature circuit breaker passes through it The operating mechanism of upper setting realizes that divide-shut brake, the operating mechanism generally comprise operation handle, link mechanism, and operation handle passes through company Linkage is connected with the moving contact of breaker, to drive moving contact separating brake or combined floodgate.Whether miniature circuit breaker closes a floodgate, Yong Huyi As can only be judged by the position of operation handle, once however, the link mechanism connected between operation handle and moving contact It breaks down, causes operation handle that moving contact movement cannot normally be driven to realize separating brake or combined floodgate, at this time user passes through operation Whether the position of handle cannot effectively judge switch on of moving contact, once erroneous judgement occurs in user, then it is easy to happen Electrical Safety thing Therefore it and brings inconvenience to line maintenance.
Utility model content
The utility model provides a kind of miniature circuit breaker of drive contact state instruction, can be in miniature circuit breaker The state of portion's moving contact accurately indicated, prevent user only pass through operation handle position judge it is existing whether breaker closing Security risk.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of drive the small-sized of contact state instruction Breaker, including shell, moving contact further include the condition indication circuit for being used to indicate moving contact state, STATEMENT OF FEDERALLY SPONSORED and for controlling The control mechanism of the condition indication circuit switching instruction state is made, which is set to the shell, and refers to state Show that circuit is electrically connected;STATEMENT OF FEDERALLY SPONSORED is movably set in the shell, and is linked with moving contact and control mechanism, by moving contact Drive drives the control mechanism to act.
Further, the control mechanism is switching mechanism, which is electrically connected to the condition indication circuit In electrical circuit, controls the condition indication circuit and be turned on or off.
Further, the switching mechanism includes conductive elastic component and takes electric axis, and the two is set to the shell, and It is electrically connected with the condition indication circuit;The STATEMENT OF FEDERALLY SPONSORED is insulating part, and drives elastic component to connect with electric axis is taken by movement Touching separates.
Further, the elastic component is torsional spring, and the spiral part of the torsional spring is arranged the axis being arranged on the housing On bar, a wherein stabilizer blade for the torsional spring be resisted against it is described take in electric axis, and can be driven by STATEMENT OF FEDERALLY SPONSORED and be separated with electric axis is taken, the torsional spring Another stabilizer blade be matched with the auxiliary section being arranged on the shell, and be electrically connected with the condition indication circuit.
Further, the elastic component is torsional spring, and the spiral part of the torsional spring is arranged the axis being arranged on the housing On bar, two stabilizer blades of the torsional spring are matched with two auxiliary sections being correspondingly arranged on the shell one by one respectively, and the torsional spring its In a stabilizer blade can be driven to move to by the STATEMENT OF FEDERALLY SPONSORED and take electric axis to contact with described, another stabilizer blade and the state of the torsional spring refer to Show that circuit is electrically connected.
Further, when the switching mechanism is closed, the condition indication circuit output instruction moving contact gate-dividing state Signal, when the switching mechanism disconnects, the signal of the condition indication circuit output instruction switch on of moving contact state.
Further, the STATEMENT OF FEDERALLY SPONSORED is slideably positioned in the shell by gliding movement targeting structure, and passes through the elasticity Part is resetted.
Further, the corresponding position close to the switching mechanism of the STATEMENT OF FEDERALLY SPONSORED is equipped with for driving the elastic component to transport Dynamic driving portion, the corresponding position close to the moving contact of the STATEMENT OF FEDERALLY SPONSORED are equipped with the linkage portion cooperated with the moving contact, should Linkage portion is located on the motion path of the moving contact.
Further, the gliding movement targeting structure includes the strip pilot hole and the shell being arranged in the STATEMENT OF FEDERALLY SPONSORED The upper limit grab and lower limit grab of upper setting, upper limit grab and lower limit grab are distributed up and down, and are each passed through described Pilot hole, and upper limit grab is stuck in pilot hole top edge, lower limit grab is stuck in pilot hole lower edge.
Further, the condition indication circuit is display indicating circuit or sound instruction circuit or light indicating circuit.
Compared to the prior art, the utility model has the following beneficial effects:
1, the utility model is by being arranged the condition indication circuit, control mechanism and STATEMENT OF FEDERALLY SPONSORED, allow users in real time, The state for intuitively understanding circuit breaker internal moving contact prevents only to judge switch on of moving contact whether institute by operation handle position Existing security risk, to greatly improve electrical safety.
2, the control mechanism preferably uses the switching mechanism, is not only convenient for STATEMENT OF FEDERALLY SPONSORED manipulation, also makes state instruction electric The circuit structure on road can be designed very simple, thus make condition indication circuit it is very succinct, it is at low cost, be less susceptible to occur therefore Barrier.
3, the switching mechanism preferably includes the elastic component and takes electric axis, has structure simple, simple installation, at low cost The features such as.
4, the STATEMENT OF FEDERALLY SPONSORED is set to shell using sliding type, and directly provides reset by elastic component, makes STATEMENT OF FEDERALLY SPONSORED Structure design can be very simple, and install convenient.
The utility model is described in further detail with reference to the accompanying drawings and embodiments;But a kind of band of the utility model The miniature circuit breaker of moving contact state instruction is not limited to the embodiment.
Detailed description of the invention
Fig. 1 is the decomposition diagram of the utility model;
Fig. 2 is the cooperation schematic diagram of the control mechanism of the utility model, STATEMENT OF FEDERALLY SPONSORED, moving contact;
Fig. 3 is the partial enlargement diagram of the shell of the utility model;
Fig. 4 is structural schematic diagram of the utility model in moving contact gate-dividing state;
Fig. 5 is structural schematic diagram of the utility model in switch on of moving contact state;
Fig. 6 is the partial structural diagram of the utility model.
Specific embodiment
Embodiment, referring to Figure 1 shown in-Fig. 6, a kind of small-sized open circuit of drive contact state instruction of the utility model Device, including shell 1, moving contact 5 further include the condition indication circuit (not embodying in figure) for being used to indicate moving contact state, linkage Part 2 and control mechanism for state of a control indicating circuit switching state, control mechanism are set to the shell 1, and and state Indicating circuit electrical connection.The control mechanism is switching mechanism, which is electrically connected to the electricity of the condition indication circuit In circuit, controls the condition indication circuit and be turned on or off.Specifically, when the switching mechanism is closed, the state instruction electricity The signal of road output instruction moving contact gate-dividing state, when the switching mechanism disconnects, the condition indication circuit exports another letter Number, indicate switch on of moving contact state.STATEMENT OF FEDERALLY SPONSORED 2 is movably set in the shell 1, and links with moving contact 5, to control the control Mechanism action processed.Since the control mechanism is switching mechanism, the STATEMENT OF FEDERALLY SPONSORED 2 is closed for control switch mechanism And/or it disconnects.
In the present embodiment, the switching mechanism includes conductive elastic component and takes electric axis 4, and the two is set to the shell 1, and be electrically connected with the condition indication circuit;The STATEMENT OF FEDERALLY SPONSORED 2 is insulating part, and drives elastic component by movement and take electricity The contact of axis 4 separates.Specifically, the elastic component is torsional spring 3, and the spiral part of the torsional spring 3, which is set in, to be arranged on the shell 1 On one shaft 11, a wherein stabilizer blade 31 for the torsional spring 3 be resisted against it is described take in electric axis 4, and can drive and take electric axis by STATEMENT OF FEDERALLY SPONSORED 2 4 separate, and another stabilizer blade 32 of the torsional spring 3 is matched with the auxiliary section being arranged on the shell 1, and electric with the condition indication circuit Connection.The auxiliary section is specially a through-hole 12, and another stabilizer blade 33 of torsional spring 3 is electric with condition indication circuit after the through-hole 12 Connection.
In the present embodiment, the STATEMENT OF FEDERALLY SPONSORED 2 is slideably positioned in the shell 1 by gliding movement targeting structure, by the dynamic touching Head, which drives, realizes sliding, and is resetted by the elastic component (i.e. torsional spring 3) and (except this, other elasticity can also in addition be arranged Part provides reset of STATEMENT OF FEDERALLY SPONSORED 2 etc.).The corresponding position close to the switching mechanism of the STATEMENT OF FEDERALLY SPONSORED 2 is equipped with for driving the bullet Property part (i.e. torsional spring 3) driving portion for moving, the corresponding position close to the moving contact 5 of the STATEMENT OF FEDERALLY SPONSORED 2 is equipped with and the dynamic touching The linkage portion of first 5 cooperation, the linkage portion are located on the motion path of the moving contact 5.The STATEMENT OF FEDERALLY SPONSORED 2 is specific in long strip, One end is equipped with the driving portion, and the driving portion is specially the protruding shaft 21 perpendicular with the STATEMENT OF FEDERALLY SPONSORED;2 other end of STATEMENT OF FEDERALLY SPONSORED is set There is the linkage portion, which is specially the linkage piece 22 perpendicular with the STATEMENT OF FEDERALLY SPONSORED.The moving contact 5 is especially by one Articulated shaft 51 is articulated on a connecting rod 6 in the operating mechanism of breaker, and the STATEMENT OF FEDERALLY SPONSORED 2 cooperates with the articulated shaft 51.
In the present embodiment, the gliding movement targeting structure includes the strip pilot hole 23 being arranged in the STATEMENT OF FEDERALLY SPONSORED 2 and institute The upper limit grab 13 and lower limit grab 14 being arranged on shell 1 are stated, upper limit grab 13 and about 14 lower limit grab are distributed, And it being each passed through the pilot hole 23, and upper limit grab 13 is stuck in 23 top edge of pilot hole, lower limit grab 14 is stuck in guiding 23 lower edge of hole.In this way, installation positioning can not only be realized to STATEMENT OF FEDERALLY SPONSORED 2, additionally it is possible to be oriented to the sliding of STATEMENT OF FEDERALLY SPONSORED 2.
In the present embodiment, the condition indication circuit is light indicating circuit, is specifically indicated using LED light.It removes This, the condition indication circuit is also possible to show (such as the buzzing of indicating circuit (i.e. display screen instruction) or sound instruction circuit Device instruction) etc..
In the present embodiment, the operating mechanism of the utility model includes operation handle 9, lock 7 and two connecting rods 6,8, and four Four-bar mechanism is constituted, moving contact 5 and 10 divide-shut brake of static contact, the small type circuit breaker operating mechanism phase with the prior art are driven Than not only required component largely reduces, and assembly is simpler, and cost is lower, also makes the rotational angle of operation handle 9 only existing The half of product.In addition, arc-chutes 20 of the moving contact 5 with static contact 10 in breaker are cooperated.This is mentioned for the STATEMENT OF FEDERALLY SPONSORED 2 Enough installation spaces have been supplied, the utility model is made to be more convenient for that STATEMENT OF FEDERALLY SPONSORED 2 and the switching mechanism are installed.
Original state, a wherein stabilizer blade for torsional spring 3 is resisted against by own resilient effect to be taken in electric axis 4, at this point, the switch Mechanism is in closed state, as shown in figure 4, the signal of the corresponding output instruction moving contact gate-dividing state of condition indication circuit.When When switch on of moving contact, STATEMENT OF FEDERALLY SPONSORED 2 is driven to slide to the left, makes the protruding shaft 21 of STATEMENT OF FEDERALLY SPONSORED 2 that a wherein stabilizer blade 31 for torsional spring 3 be pushed to follow It turns left and is separated with electric axis 4 is taken, at this point, the switching mechanism is in an off state, as shown in figure 5, state instruction is electric Road exports another signal accordingly, indicates switch on of moving contact state.When moving contact separating brake, the restoring force effect of torsional spring 3 promotes to join Moving part 2 slides to the right, meanwhile, a wherein stabilizer blade 31 for torsional spring 3 is reset to the state for being resisted against and taking electric axis 4, to realize switch Mechanism closure, the signal of the corresponding output instruction moving contact gate-dividing state of condition indication circuit.
The utility model allows users to the state in real time, intuitively understanding circuit breaker internal moving contact, prevents only to lead to Cross it is existing whether operation handle position judges switch on of moving contact caused by security risk, to greatly improve electrical safety.
In other embodiments, two stabilizer blades of the torsional spring are matched with two be correspondingly arranged on the shell one by one respectively Auxiliary section, and a wherein stabilizer blade for the torsional spring can be driven to move to by the STATEMENT OF FEDERALLY SPONSORED and take electric axis to contact with described, the torsional spring Another stabilizer blade is electrically connected with the condition indication circuit.Also that is, original state, at torsional spring and the switching mechanism for taking electric axis to constitute In off-state.Described two auxiliary sections specifically may is that one of auxiliary section is convex block, and a wherein stabilizer blade for torsional spring supports On the convex block;Another auxiliary section is through-hole, and another stabilizer blade of torsional spring is electric with the condition indication circuit after the through-hole Connection.
In other embodiments, when the switching mechanism is closed, the condition indication circuit output instruction switch on of moving contact The signal of state, when the switching mechanism disconnects, the condition indication circuit exports another signal, indicates moving contact separating brake shape State.
In other embodiments, the switching mechanism is microswitch.
In other embodiments, the switching mechanism open and close is controlled by the STATEMENT OF FEDERALLY SPONSORED.
Above-described embodiment only is used to further illustrate a kind of small-sized open circuit of drive contact state instruction of the utility model Device, but the utility model is not limited to embodiment, it is all that above embodiments are made according to the technical essence of the utility model Any simple modification, equivalent change and modification, each fall in the protection scope of technical solutions of the utility model.

Claims (10)

1. driving the miniature circuit breaker of contact state instruction, including shell, moving contact, it is characterised in that: further include being used to indicate Condition indication circuit, STATEMENT OF FEDERALLY SPONSORED and the control machine for controlling the condition indication circuit switching instruction state of moving contact state Structure, which is set to the shell, and is electrically connected with condition indication circuit;STATEMENT OF FEDERALLY SPONSORED is movably set in the shell, And be linked with moving contact and control mechanism, to drive the control mechanism to act by moving contact drive.
2. the miniature circuit breaker according to claim 1 for driving contact state instruction, it is characterised in that: the control mechanism For switching mechanism, which is electrically connected in the electrical circuit of the condition indication circuit, controls the condition indication circuit It is turned on or off.
3. the miniature circuit breaker according to claim 2 for driving contact state instruction, it is characterised in that: the switching mechanism Including conductive elastic component and electric axis is taken, the two is set to the shell, and is electrically connected with the condition indication circuit;Institute State STATEMENT OF FEDERALLY SPONSORED be insulating part, and by movement drive elastic component with take electric axis to contact or separate.
4. the miniature circuit breaker according to claim 3 for driving contact state instruction, it is characterised in that: the elastic component is Torsional spring, the spiral part of the torsional spring are arranged on the shaft being arranged on the housing, and a wherein stabilizer blade for the torsional spring is resisted against It is described to take in electric axis, and can be driven by STATEMENT OF FEDERALLY SPONSORED and be separated with electric axis is taken, another stabilizer blade of the torsional spring is matched on the shell and sets The auxiliary section set, and be electrically connected with the condition indication circuit.
5. the miniature circuit breaker according to claim 3 for driving contact state instruction, it is characterised in that: the elastic component is Torsional spring, the spiral part of the torsional spring are arranged on the shaft being arranged on the housing, and two stabilizer blades of the torsional spring are matched one by one respectively Together in a wherein stabilizer blade for two auxiliary sections being correspondingly arranged on the shell, and the torsional spring movement can be driven by the STATEMENT OF FEDERALLY SPONSORED To taking electric axis to contact with described, another stabilizer blade of the torsional spring is electrically connected with the condition indication circuit.
6. the miniature circuit breaker of the instruction of the drive contact state according to any one of claim 2-5, it is characterised in that: institute When stating switching mechanism closure, the signal of the condition indication circuit output instruction moving contact gate-dividing state, the switching mechanism breaks When opening, the signal of the condition indication circuit output instruction switch on of moving contact state.
7. the miniature circuit breaker of the instruction of the drive contact state according to any one of claim 3-5, it is characterised in that: institute It states STATEMENT OF FEDERALLY SPONSORED and the shell is slideably positioned in by gliding movement targeting structure;The STATEMENT OF FEDERALLY SPONSORED is resetted by the elastic component.
8. the miniature circuit breaker according to claim 7 for driving contact state instruction, it is characterised in that: the STATEMENT OF FEDERALLY SPONSORED pair The driving portion for driving the elastic component movement should be equipped with close to the position of the switching mechanism, the STATEMENT OF FEDERALLY SPONSORED corresponds to close The position of the moving contact is equipped with the linkage portion cooperated with the moving contact, which is located at the motion path of the moving contact On.
9. the miniature circuit breaker according to claim 7 for driving contact state instruction, it is characterised in that: the slide-and-guide Structure includes the upper limit grab and lower limit card being arranged on the strip pilot hole and the shell being arranged in the STATEMENT OF FEDERALLY SPONSORED Hook, upper limit grab and lower limit grab are distributed up and down, and are each passed through the pilot hole, and upper limit grab is stuck in pilot hole Top edge, lower limit grab are stuck in pilot hole lower edge.
10. the miniature circuit breaker according to any one of claims 1-5 for driving contact state instruction, it is characterised in that: The condition indication circuit is display indicating circuit or sound instruction circuit or light indicating circuit.
CN201822176404.2U 2018-12-24 2018-12-24 Drive the miniature circuit breaker of contact state instruction Active CN209357687U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822176404.2U CN209357687U (en) 2018-12-24 2018-12-24 Drive the miniature circuit breaker of contact state instruction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822176404.2U CN209357687U (en) 2018-12-24 2018-12-24 Drive the miniature circuit breaker of contact state instruction

Publications (1)

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CN209357687U true CN209357687U (en) 2019-09-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109659201A (en) * 2018-12-24 2019-04-19 厦门宏发开关设备有限公司 A kind of miniature circuit breaker driving contact state instruction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109659201A (en) * 2018-12-24 2019-04-19 厦门宏发开关设备有限公司 A kind of miniature circuit breaker driving contact state instruction

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