Circuit breaker contact
By designing circuit breaker contacts for sliding grooves and fixed components, the problem of wear and difficulty in replacement of circuit breaker static contacts in the prior art is solved, and the rapid disassembly and installation of contacts is achieved, reducing the cost of use and operational complexity.
Patent Information
- Application Number
- CN202421167774.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-23
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-23
AI Technical Summary
Existing circuit breaker static contacts are prone to wear or damage after long-term use, and contacts installed through welding are difficult to replace, increasing the cost of use and disassembly complexity.
A circuit breaker contact including a static contact body, a sliding groove, a sliding block, a fixing assembly, a base, a limiting column and a reset assembly are designed to facilitate disassembly and install contacts through the sliding groove and a fixing assembly without the need for Use the tools.
It realizes rapid replacement and fixation of contacts, reduces usage costs, simplifies operating procedures, and improves the reliability and convenience of circuit breakers.
Smart Images
Figure CN222300610U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of circuit breakers, and in particular relates to a circuit breaker contact. Background Art
[0002] The circuit breaker static contact is an important electrical component in the circuit breaker. It is located in the fixed part of the circuit breaker and its main function is to serve as a static contact for circuit connection and disconnection.
[0003] For example, the Chinese patent with the publication number CN205542663U discloses that the static contact of the circuit breaker includes a connecting plate, a static contact and an arc-striking plate, wherein the two ends of the connecting plate are respectively used for wiring and cooperating with the moving contact of the circuit breaker, and a plurality of static contacts corresponding to the moving contact are provided on the mating end of the connecting plate and the moving contact, and the plurality of static contacts are distributed in staggered layers; the arc-striking plate includes a plurality of arc-striking pins corresponding to the plurality of static contacts, and each arc-striking pin is correspondingly arranged on the connecting plate and is spaced a certain distance from the corresponding static contact. The utility model provides a static contact of a circuit breaker, which is suitable for a moving contact with a plurality of moving contact pieces of different lengths. By arranging the arc-striking plate for arc-striking into a plurality of dispersed arc-striking pins to guide the arc generated by the moving contact on each static contact, the structure is simple and the arc-striking effect is good, so that the arcs on the moving contact pieces of different lengths can be effectively guided into the arc extinguishing chamber of the circuit breaker by the arc-striking pins, thereby improving the arc-striking effect and reliability of the static contact.
[0004] The above patent has the following problems:
[0005] This patent has some disadvantages when used, such as: the contacts of the above device may be worn or damaged after long-term use, and if the contacts are installed by welding, it is difficult to replace them after damage, which may increase the use cost of the entire device. At the same time, the above device is fixed to the circuit breaker by screws, but the screws may be stripped after long-term use, thereby increasing the complexity and difficulty of disassembly. In view of this, we propose a circuit breaker contact. Utility Model Content
[0006] The purpose of the utility model is to provide a circuit breaker contact to solve the problems raised in the above background technology.
[0007] In view of this, the utility model provides a circuit breaker contact, comprising:
[0008] A stationary contact body, wherein a sliding groove is provided in the stationary contact body, a sliding block is slidably installed in the sliding groove, and the top of the sliding block passes through the sliding groove and extends to the outside and is fixedly installed with a contact point;
[0009] A fixing assembly, which is located in the static contact body and is used to fix the position of the sliding block;
[0010] A base, wherein the base is arranged at the bottom of the static contact body, a limiting column is fixedly installed on the base, the top of the limiting column penetrates the static contact body and extends to the outside, the limiting column is plugged and matched with the static contact body, a rotating plate is rotatably installed on one side of the base and located above the static contact body, a groove is provided on the top of the static contact body and located below the rotating plate, the lower end of the rotating plate extends into the groove, and the lower end of the rotating plate is slidably matched with the groove;
[0011] A reset component is located on the base and is used to reset the rotation of the rotating plate.
[0012] In this technical solution, when the contact needs to be replaced, the contact can be pulled upwards through the fixed assembly, and the contact drives the sliding block to disengage from the sliding groove, thereby facilitating the disassembly of the contact;
[0013] When a new contact needs to be installed, first insert the sliding block into the sliding groove, and the position of the sliding block can be fixed by the fixed component, so as to facilitate the installation of the new contact, and no tools are needed, and the operation is simple;
[0014] When the static contact body needs to be fixed to the circuit breaker, the base is first fixed to the circuit breaker by a number of screws, and then the static contact body is placed above the base, and then the static contact body is inserted into the top of the base, and at the same time, the limit column is inserted into the static contact body, and then the static contact body squeezes the rotating plate to slide downward, and the rotating plate is rotated upward through the provided fixing assembly, and finally the lower end of the rotating plate is located at the top of the groove, and under the action of the rotating plate, the static contact body cannot move up and down, and under the action of the base and the limit column, the rotating plate cannot be displaced in the horizontal direction, and finally the static contact body can be fixed on the base;
[0015] When the static contact body needs to be disassembled, first pull the rotating plate to slide downward, and then take out the static contact body upward, which is convenient for personnel to replace the static contact body, and no tools are needed, and the operation is simple.
[0016] In the above technical solution, further, the fixing assembly includes:
[0017] Two limit blocks, both of which are slidably installed in the sliding groove, and the two limit blocks are respectively located on both sides of the sliding block, and the sides of the two limit blocks away from each other are fixedly installed with a plurality of springs fixed to the inner wall of the sliding groove, and the sides of the two limit blocks close to each other extend into the sliding block, and the limit blocks are plugged and matched with the sliding block;
[0018] A sliding bar, the sliding bar is slidably installed in the sliding groove and is located between two limit blocks, the two sides of the sliding bar are respectively in contact with the two limit blocks, one end of the sliding bar is fixedly installed with a plurality of springs fixed to the inner wall of the sliding groove, the other end of the sliding bar is fixedly installed with a sliding column, one end of the sliding column passes through the sliding groove and extends to the outside, and the sliding column is slidably connected to the sliding groove.
[0019] In the technical solution, when the contact needs to be replaced, the sliding column is first pushed in the direction of the second spring, and the sliding column drives the sliding bar to slide. At the same time, the plurality of second springs are squeezed and contracted, and the inclined surface on the sliding bar squeezes the two limit blocks to slide and move away from each other. At the same time, the plurality of first springs are squeezed and contracted. When the two limit blocks are separated from the sliding block, the contact can be pulled upward, and the contact drives the sliding block to separate from the sliding groove, thereby achieving the effect of facilitating the removal of the contact.
[0020] When a new contact needs to be installed, first insert the sliding block into the sliding groove, and then the bottom of the sliding block squeezes the two limit blocks to slide and move away from each other. At the same time, several springs are squeezed and contracted. When the sliding block slides to a suitable position, under the action of the rebound force of several springs, the two limit blocks will slide and move closer to each other. Then the two limit blocks will be inserted into the sliding block, and the position of the sliding block can be fixed, thereby facilitating the installation of new contacts. No tools are required, and the operation is simple.
[0021] In the above technical solution, further, the reset component includes:
[0022] Two rotating grooves, both of which are opened in the base, and the two rotating grooves are respectively located on both sides of the rotating plate, and fixed columns are fixedly installed on both sides of the rotating plate, one end of the fixed column extends into the corresponding rotating groove, and the fixed column is rotatably connected to the rotating groove, and a torsion spring is sleeved on the fixed column, and the two ends of the torsion spring are respectively fixed to the inner wall of the rotating groove and one side of the rotating plate.
[0023] In the technical solution, when the static contact body needs to be fixed to the circuit breaker, the base is first fixed to the circuit breaker by a number of screws, and then the static contact body is placed above the base, and then the static contact body is inserted into the top of the base, and the limiting column is inserted into the static contact body, and then the static contact body squeezes the rotating plate to slide downward, and the two torsion springs are squeezed and twisted. When the static contact body slides to a suitable position, the rotating plate is no longer squeezed, and under the action of the torsional force of the two torsion springs, the rotating plate rotates upward, and finally the lower end of the rotating plate is located at the top of the groove. Under the action of the rotating plate, the static contact body cannot move up and down, and under the action of the base and the limiting column, the rotating plate cannot be displaced in the horizontal direction, and finally the static contact body can be fixed on the base;
[0024] When the static contact body needs to be disassembled, first pull the rotating plate to slide downward, and at the same time the two torsion springs are squeezed and twisted, and then the static contact body is taken out upward, which is convenient for personnel to replace the static contact body, and no tools are needed, and the operation is simple.
[0025] In the above technical solution, further, the rotating plate is arranged to be inclined, and the lower end of the rotating plate is arranged to be arc-shaped.
[0026] In this technical solution, it is ensured that the lower end of the rotating plate can enter the top of the groove.
[0027] In the above technical solution, further, both sides of the sliding bar are arranged to be inclined, and the cross-section of one end of the limiting block is trapezoidal.
[0028] In this technical solution, it is ensured that the inclined surface on the sliding bar squeezes the two limit blocks to slide and move away from each other, and after the two limit blocks are inserted into the sliding block, the position of the sliding block can be fixed.
[0029] In the above technical solution, further, the sliding bar and the sliding column are an integrally formed structure.
[0030] In this technical solution, the stability of the sliding bar and the sliding column during use is ensured.
[0031] The beneficial effects of the utility model are:
[0032] 1. When the contact of the circuit breaker needs to be replaced, the contact can be pulled upward through the fixed component, and the contact drives the sliding block to disengage from the sliding groove, so as to facilitate the disassembly of the contact;
[0033] When a new contact needs to be installed, the sliding block is first inserted into the sliding groove. The position of the sliding block can be fixed by the provided fixing assembly, thereby achieving the purpose of facilitating the installation of the new contact, and no tools are required, and the operation is simple.
[0034] 2. The circuit breaker contact, first fix the base to the circuit breaker by a number of screws, then place the static contact body on the top of the base, then insert the static contact body into the top of the base, and at the same time, the limit column will be inserted into the static contact body, then the static contact body will squeeze the rotating plate to slide downward, and through the set fixing assembly, the rotating plate will rotate upward, and finally the lower end of the rotating plate will be located at the top of the groove, under the action of the rotating plate, the static contact body cannot move up and down, under the action of the base and the limit column, the rotating plate cannot be displaced in the horizontal direction, and finally the static contact body can be fixed on the base;
[0035] When the static contact body needs to be disassembled, first pull the rotating plate to slide downward, and then take out the static contact body upward, which is convenient for personnel to replace the static contact body, and no tools are needed, and the operation is simple. BRIEF DESCRIPTION OF THE DRAWINGS
[0036] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0037] Figure 2 This is a schematic diagram of the cross-sectional structure of the static contact body of the utility model;
[0038] Figure 3 It is a schematic diagram of the sliding block area structure of the utility model;
[0039] Figure 4 It is a schematic diagram of the limit column area structure of the utility model;
[0040] Figure 5 The utility model Figure 4 The enlarged structural diagram at A in the middle;
[0041] Figure 6 It is a schematic diagram of the cross-sectional structure of the base of the utility model;
[0042] Figure 7 The utility model Figure 6 Schematic diagram of the structure enlarged at point A in the middle.
[0043] The symbols in the figure are:
[0044] 1. Static contact body; 2. Sliding groove; 3. Limit block; 4. Spring 1; 5. Sliding block; 6. Contact; 7. Base; 8. Limit column; 9. Rotating plate; 10. Groove; 11. Sliding bar; 12. Spring 2; 13. Sliding column; 14. Rotating groove; 15. Fixed column; 16. Torsion spring. DETAILED DESCRIPTION
[0045] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.
[0046] In the description of the present application, it should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail, but in appropriate cases, the techniques, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.
[0047] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.
[0048] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.
[0049] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.
[0050] Embodiment 1:
[0051] See also Figure 1 - Figure 7 As shown, this embodiment provides a circuit breaker contact, including:
[0052] A stationary contact body 1, in which a sliding groove 2 is provided, in which a sliding block 5 is slidably installed, and a top of the sliding block 5 passes through the sliding groove 2 and extends to the outside and is fixedly installed with a contact 6;
[0053] A fixing assembly, which is located in the stationary contact body 1 and is used to fix the position of the sliding block 5;
[0054] Base 7, base 7 is arranged at the bottom of static contact body 1, a limiting column 8 is fixedly installed on base 7, the top of limiting column 8 penetrates static contact body 1 and extends to the outside, limiting column 8 is plugged and matched with static contact body 1, a rotating plate 9 is rotatably installed on one side of base 7 and located above static contact body 1, a groove 10 is opened at the top of static contact body 1 and located below rotating plate 9, the lower end of rotating plate 9 extends into the groove 10, and the lower end of rotating plate 9 is slidably matched with the groove 10;
[0055] The reset component is located on the base 7 and is used to reset the rotation of the rotating plate 9.
[0056] When the contact 6 needs to be replaced, the contact 6 can be pulled upward by the fixed assembly, and the contact 6 drives the sliding block 5 to disengage from the sliding groove 2, so as to facilitate the disassembly of the contact 6;
[0057] When it is necessary to install a new contact 6, first insert the sliding block 5 into the sliding groove 2. The position of the sliding block 5 can be fixed by the fixed component, so that the installation of the new contact 6 is convenient and no tools are needed, which is simple to operate.
[0058] When the static contact body 1 needs to be fixed to the circuit breaker, the base 7 is first fixed to the circuit breaker by a number of screws, and then the static contact body 1 is placed above the base 7, and then the static contact body 1 is inserted into the top of the base 7, and the limiting column 8 is inserted into the static contact body 1, and then the static contact body 1 squeezes the rotating plate 9 to slide downward, and the rotating plate 9 is rotated upward by the provided fixing assembly, and finally the lower end of the rotating plate 9 is located at the top of the groove 10, and under the action of the rotating plate 9, the static contact body 1 cannot move up and down, and under the action of the base 7 and the limiting column 8, the rotating plate 9 cannot be displaced in the horizontal direction, and finally the static contact body 1 can be fixed on the base 7;
[0059] When the static contact body 1 needs to be disassembled, first pull the rotating plate 9 to slide downward, and then take out the static contact body 1 upward, which is convenient for personnel to replace the static contact body 1, and no tools are needed, and the operation is simple.
[0060] In this embodiment, the fixing component includes:
[0061] Two limit blocks 3, both limit blocks 3 are slidably installed in the sliding groove 2, and the two limit blocks 3 are respectively located on both sides of the sliding block 5, and the sides of the two limit blocks 3 away from each other are fixedly installed with a plurality of springs 4 fixed to the inner wall of the sliding groove 2, and the sides of the two limit blocks 3 close to each other extend into the sliding block 5, and the limit blocks 3 are plugged and matched with the sliding block 5;
[0062] A sliding bar 11 is slidably installed in the sliding groove 2 and is located between the two limit blocks 3. Both sides of the sliding bar 11 are in contact with the two limit blocks 3 respectively. One end of the sliding bar 11 is fixedly installed with a plurality of springs 12 fixed to the inner wall of the sliding groove 2. The other end of the sliding bar 11 is fixedly installed with a sliding column 13. One end of the sliding column 13 penetrates the sliding groove 2 and extends to the outside, and the sliding column 13 is slidably connected to the sliding groove 2.
[0063] When the contact 6 needs to be replaced, the sliding column 13 is first pushed in the direction of the spring 2 12, and the sliding column 13 drives the sliding bar 11 to slide. At the same time, the plurality of springs 2 12 are squeezed and contracted, and the inclined surface on the sliding bar 11 squeezes the two limit blocks 3 to slide and move away from each other. At the same time, the plurality of springs 1 4 are squeezed and contracted. When the two limit blocks 3 are separated from the sliding block 5, the contact 6 can be pulled upward, and the contact 6 drives the sliding block 5 to separate from the sliding groove 2, so as to facilitate the disassembly of the contact 6.
[0064] When a new contact 6 needs to be installed, the sliding block 5 is first inserted into the sliding groove 2, and then the bottom of the sliding block 5 squeezes the two limit blocks 3 to slide and move away from each other. At the same time, the springs 4 are squeezed and contracted. When the sliding block 5 slides to a suitable position, under the action of the rebound force of the springs 4, the two limit blocks 3 will slide and move closer to each other. Then the two limit blocks 3 will be inserted into the sliding block 5, and the position of the sliding block 5 can be fixed, thereby facilitating the installation of the new contact 6 without the need for tools, and the operation is simple.
[0065] In this embodiment, the reset component includes:
[0066] Two rotating grooves 14, both of which are provided in the base 7, and the two rotating grooves 14 are respectively located on both sides of the rotating plate 9, and fixed columns 15 are fixedly installed on both sides of the rotating plate 9, one end of the fixed column 15 extends into the corresponding rotating groove 14, and the fixed column 15 is rotatably connected with the rotating groove 14, and a torsion spring 16 is sleeved on the fixed column 15, and the two ends of the torsion spring 16 are respectively fixed to the inner wall of the rotating groove 14 and one side of the rotating plate 9;
[0067] Among them, when it is necessary to fix the static contact body 1 to the circuit breaker, first fix the base 7 to the circuit breaker by a number of screws, then place the static contact body 1 above the base 7, then insert the static contact body 1 into the top of the base 7, and at the same time, the limit column 8 will be inserted into the static contact body 1, and then the static contact body 1 will squeeze the rotating plate 9 to slide downward, and at the same time, the two torsion springs 16 are squeezed and twisted. When the static contact body 1 slides to a suitable position, the rotating plate 9 is no longer squeezed. Under the action of the torsional force of the two torsion springs 16, the rotating plate 9 will rotate upward, and finally the lower end of the rotating plate 9 is located at the top of the groove 10. Under the action of the rotating plate 9, the static contact body 1 cannot move up and down, and under the action of the base 7 and the limit column 8, the rotating plate 9 cannot be displaced in the horizontal direction, so that the static contact body 1 can be fixed on the base 7.
[0068] When the static contact body 1 needs to be disassembled, first pull the rotating plate 9 to slide downward, and at the same time the two torsion springs 16 are squeezed and twisted, and then the static contact body 1 is taken out upward, which is convenient for personnel to replace the static contact body 1, and no tools are needed, and the operation is simple.
[0069] Embodiment 2:
[0070] This embodiment provides a circuit breaker contact, which, in addition to the technical solutions of the above embodiments, also has the following technical features.
[0071] In this embodiment, the rotating plate 9 is arranged to be inclined, and the lower end of the rotating plate 9 is arranged to be arc-shaped.
[0072] Here, it is ensured that the lower end of the rotating plate 9 can enter the top of the groove 10 .
[0073] Embodiment 3:
[0074] This embodiment provides a circuit breaker contact, which, in addition to the technical solutions of the above embodiments, also has the following technical features.
[0075] In this embodiment, both sides of the sliding bar 11 are inclined, and the cross section of one end of the limiting block 3 is trapezoidal.
[0076] The inclined surface on the sliding bar 11 is ensured to squeeze the two limit blocks 3 to slide and move away from each other, so that after the two limit blocks 3 are inserted into the sliding block 5, the position of the sliding block 5 can be fixed.
[0077] Embodiment 4:
[0078] This embodiment provides a circuit breaker contact, which, in addition to the technical solutions of the above embodiments, also has the following technical features.
[0079] In this embodiment, the sliding bar 11 and the sliding column 13 are an integrally formed structure.
[0080] The stability of the sliding bar 11 and the sliding column 13 during use is ensured.
[0081] Working principle: when the contact 6 needs to be replaced, first push the sliding column 13 in the direction of the spring 2 12, the sliding column 13 drives the sliding bar 11 to slide, and at the same time, the plurality of springs 2 12 are squeezed and contracted, and the inclined surface on the sliding bar 11 squeezes the two limit blocks 3 to slide and move away from each other, and at the same time, the plurality of springs 1 4 are squeezed and contracted. When the two limit blocks 3 are separated from the sliding block 5, the contact 6 can be pulled upward, and the contact 6 drives the sliding block 5 to separate from the sliding groove 2, so as to facilitate the disassembly of the contact 6.
[0082] When it is necessary to install a new contact 6, first insert the sliding block 5 into the sliding groove 2, then the bottom of the sliding block 5 squeezes the two limit blocks 3 to slide and move away from each other, and at the same time, the plurality of springs 4 are squeezed and contracted. When the sliding block 5 slides to a suitable position, under the action of the rebound force of the plurality of springs 4, the two limit blocks 3 slide and move closer to each other, and then the two limit blocks 3 are inserted into the sliding block 5, and the position of the sliding block 5 can be fixed, so as to facilitate the installation of the new contact 6, and no tools are needed, and the operation is simple;
[0083] When it is necessary to fix the static contact body 1 to the circuit breaker, first fix the base 7 to the circuit breaker by several screws, then place the static contact body 1 above the base 7, then insert the static contact body 1 into the top of the base 7, and at the same time, the limit column 8 will be inserted into the static contact body 1, and then the static contact body 1 will squeeze the rotating plate 9 to slide downward, and at the same time, the two torsion springs 16 will be squeezed and twisted. When the static contact body 1 slides to a suitable position, the rotating plate 9 is no longer squeezed. Under the action of the torsional force of the two torsion springs 16, the rotating plate 9 will rotate upward, and finally the lower end of the rotating plate 9 is located at the top of the groove 10. Under the action of the rotating plate 9, the static contact body 1 cannot move up and down, and under the action of the base 7 and the limit column 8, the rotating plate 9 cannot be displaced in the horizontal direction, so that the static contact body 1 can be fixed on the base 7.
[0084] When the static contact body 1 needs to be disassembled, first pull the rotating plate 9 to slide downward, and at the same time the two torsion springs 16 are squeezed and twisted, and then the static contact body 1 is taken out upward, which is convenient for personnel to replace the static contact body 1, and no tools are needed, and the operation is simple.
[0085] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.
Claims
1. A circuit breaker contact, characterized in that: include: A stationary contact body (1), wherein a sliding groove (2) is provided in the stationary contact body (1), a sliding block (5) is slidably installed in the sliding groove (2), and the top of the sliding block (5) passes through the sliding groove (2) and extends to the outside and is fixedly installed with a contact point (6); A fixing assembly, the fixing assembly being located in the stationary contact body (1) and being used to fix the position of the sliding block (5); A base (7), wherein the base (7) is arranged at the bottom of the stationary contact body (1), a limiting column (8) is fixedly installed on the base (7), the top of the limiting column (8) passes through the stationary contact body (1) and extends to the outside, the limiting column (8) is plugged into and matched with the stationary contact body (1), a rotating plate (9) is rotatably installed on one side of the base (7) and located above the stationary contact body (1), a groove (10) is provided at the top of the stationary contact body (1) and located below the rotating plate (9), the lower end of the rotating plate (9) extends into the groove (10), and the lower end of the rotating plate (9) is slidably matched with the groove (10); A reset component is located on the base (7) and is used to reset the rotation of the rotating plate (9).
2. A circuit breaker contact according to claim 1, characterized in that: The fixing assembly comprises: Two limit blocks (3), both of which are slidably installed in the sliding groove (2), and the two limit blocks (3) are respectively located on both sides of the sliding block (5), and the sides of the two limit blocks (3) that are away from each other are fixedly installed with a plurality of springs (4) fixed to the inner wall of the sliding groove (2), and the sides of the two limit blocks (3) that are close to each other extend into the sliding block (5), and the limit blocks (3) and the sliding block (5) are plugged and matched; A sliding bar (11), wherein the sliding bar (11) is slidably installed in the sliding groove (2) and is located between the two limit blocks (3), and the two sides of the sliding bar (11) are respectively in contact with the two limit blocks (3), and one end of the sliding bar (11) is fixedly installed with a plurality of springs (12) fixed to the inner wall of the sliding groove (2), and the other end of the sliding bar (11) is fixedly installed with a sliding column (13), one end of the sliding column (13) penetrates the sliding groove (2) and extends to the outside, and the sliding column (13) is slidably connected to the sliding groove (2).
3. A circuit breaker contact according to claim 2, characterized in that: The reset component comprises: Two rotating grooves (14), both of which are provided in the base (7), and the two rotating grooves (14) are respectively located on both sides of the rotating plate (9), and fixed columns (15) are fixedly installed on both sides of the rotating plate (9), one end of the fixed column (15) extends into the corresponding rotating groove (14), and the fixed column (15) is rotatably connected to the rotating groove (14), and a torsion spring (16) is sleeved on the fixed column (15), and the two ends of the torsion spring (16) are respectively fixed to the inner wall of the rotating groove (14) and one side of the rotating plate (9).
4. A circuit breaker contact according to claim 1, characterized in that: The rotating plate (9) is arranged in an inclined manner, and the lower end of the rotating plate (9) is arranged in an arc shape.
5. A circuit breaker contact according to claim 2, characterized in that: Both sides of the sliding bar (11) are arranged in an inclined manner.
6. A circuit breaker contact according to claim 2, characterized in that: The cross section of one end of the limiting block (3) is trapezoidal.
7. A circuit breaker contact according to claim 2, characterized in that: The sliding bar (11) and the sliding column (13) are an integrally formed structure.