Lead wire protection mechanism for electrical equipment

By designing a lead protection mechanism including a support frame and elastic components, the problem of easy disconnection of the lead when dragged by external force is solved, the lead is stable connection between the lead and the electrical connection head is ensured, and the lead is fixed through the micro pump body and the annular airbag, which enhances the stability and buffering ability of the solid line.

CN222749786UActive Publication Date: 2025-04-11HEILONGJIANG NORTHEN TECH DEV CO LTD
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Patent Information

Application Number
CN202420772552.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-15
Publication Date
2025-04-11
Estimated Expiration
2034-04-15

AI Technical Summary

Technical Problem

During the use of the existing lead protection mechanism, if the lead is dragged by external force, it is easy to cause the connection to be disconnected, affecting the power transmission and the stable operation of electrical equipment.

Method used

A lead protection mechanism including a box, an electrical connector, a first support frame, a second support frame and an elastic member is designed. When the lead is dragged by external force, the second support frame moves along the first support frame, and the elastic member buffers the tension of the lead, ensuring a stable connection between the lead and the electrical connection head.

Benefits of technology

Through this design, the lead wires are prevented from loosening and disconnected due to external drag, ensuring stable operation of electrical equipment, and fixing the lead wires through the micro pump body and annular airbag, enhancing the stability and buffering ability of the solid wires.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present application relates to the technical field of lead protection, and provides a lead protection mechanism for electrical equipment, comprising a box body, wherein an electrical connector is arranged inside the box body, and the characteristics are as follows: a first support frame is detachably mounted on the box body, a second support frame is slidably mounted on the first support frame, an elastic component is arranged between the first support frame and the second support frame, and a wire fixing mechanism is arranged on both the first support frame and the second support frame. The beneficial effect of the utility model is that when the lead is dragged by an external force, the second support frame is driven by the lead to move along the first support frame, and the tension of the lead is buffered by the elastic component, thereby ensuring the stability of the connection between the lead and the electrical connector, and preventing the lead and the electrical connector from loosening due to external force dragging, thereby affecting the stable operation of the electrical equipment.
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Description

Technical Field

[0001] The utility model belongs to the technical field of lead protection, and in particular relates to a lead protection mechanism for electrical equipment. Background Art

[0002] Electrical equipment is a general term for some facilities, such as generators, power lines, mutual inductors, and grounding devices. In addition, electrical equipment is very important in daily life. In power plants, electrical equipment is used to achieve normal power transmission. Leads are wires extending from the component package to the outside. In surface mounted components, they refer to the general term for the outer leads of wing-shaped leads, J-shaped leads, and I-shaped leads. Existing leads are easily damaged during use, so lead protection mechanisms are required.

[0003] However, in the existing lead protection mechanism, if the lead is dragged by external force during use, the connection is easily disconnected, thereby affecting the transmission of power and causing the electrical equipment to be unusable. Utility Model Content

[0004] In view of this, the utility model provides a lead protection mechanism for electrical equipment. When the lead is dragged by external force, the second support frame is driven by the lead to move along the first support frame, and the tension of the lead is buffered by the elastic component, thereby ensuring the stable performance of the connection between the lead and the electrical connector, and preventing the lead and the electrical connector from loosening due to external force dragging, thereby affecting the stable operation of the electrical equipment.

[0005] The technical solution is as follows: A lead protection mechanism for electrical equipment, comprising a box body, wherein an electrical connector is arranged inside the box body, and characterized in that a first support frame is detachably mounted on the box body, a second support frame is slidably mounted on the first support frame, an elastic component is arranged between the first support frame and the second support frame, and a wire fixing mechanism is arranged on both the first support frame and the second support frame.

[0006] During use of the above technical solution: when the lead is dragged by external force, the second support frame is driven by the lead to move along the first support frame, and the tension of the lead is buffered by the elastic component, thereby ensuring the stable performance of the connection between the lead and the electrical connector, and preventing the lead and the electrical connector from loosening due to external force dragging, thereby affecting the stable operation of the electrical equipment.

[0007] Preferably, a first groove is formed on the first support frame, and a sliding frame is fixedly provided on the second support frame, and the sliding frame is slidably installed in the first groove.

[0008] Preferably, a limit frame is fixedly provided on the first support frame, a through hole is provided on the limit frame, and the first support frame is slidably installed in the through hole of the limit frame.

[0009] Preferably, the elastic component is movably installed in the first groove, one end of the elastic component is fixedly connected to the second support frame, and the other end of the elastic component is fixedly connected to the first support frame.

[0010] Preferably, the first support frame is provided with a first through hole, the second support frame is provided with a second through hole, and both the first through hole and the second through hole are provided with a wire fixing component.

[0011] Preferably, the wire fixing assembly includes a wire threading barrel fixedly mounted on the first support frame and the second support frame, an annular airbag is fixedly provided on the wire threading barrel, a second air supply hole is provided on the annular airbag, and air is inflated into the annular airbag through the second air supply hole to fix the cable.

[0012] Preferably, a first sealed cavity is provided on the first support frame, an annular sealing block is fixedly provided on the threading barrel, the annular sealing block is fixedly and sealedly provided in the first sealed cavity, and the second air transmission hole is connected with the first sealed cavity;

[0013] The second support frame is provided with a second sealed cavity, the annular sealing block is fixedly and sealedly installed in the second sealed cavity, and the second air transmission hole is communicated with the second sealed cavity.

[0014] Preferably, the second sealed cavity is connected to the first sealed cavity via a gas hose, and an inflation nozzle is provided on the second support frame, and the inflation nozzle is connected to the second sealed cavity.

[0015] Preferably, the inflation nozzle is equipped with a valve core, the box body is provided with a micro pump body, the micro pump body is provided with an inflation hose with a connecting nozzle, and the connecting nozzle corresponds to the inflation nozzle.

[0016] Preferably, a box door is rotatably mounted on one end of the box, and the other end of the box door is connected and fixed to the box via a lock structure.

[0017] During use of the above technical solution: the micro pump body is started to inflate the annular airbag through the inflation nozzle, and the annular airbag is expanded to fix the lead wire. The operation is simple, and the wire fixing stability is strong. At the same time, the wire fixing component has the function of buffering vibration force.

[0018] After adopting the above technical solution, the beneficial effects of the utility model are:

[0019] 1. When the lead is dragged by external force, the second support frame is driven by the lead to move along the first support frame, and the tension of the lead is buffered by the elastic component, thereby ensuring the stability of the connection between the lead and the electrical connector, and preventing the lead and the electrical connector from loosening due to external force dragging, thereby affecting the stable operation of the electrical equipment;

[0020] 2. Start the micro pump body to inflate the annular airbag through the inflation nozzle, and the annular airbag expands to fix the lead wire. The operation is simple, and the fixed wire has strong stability. At the same time, the fixed wire component has the function of buffering vibration force. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0022] Figure 1 It is a three-dimensional diagram of the utility model;

[0023] Figure 2 It is an exploded view of the utility model;

[0024] Figure 3 It is a three-dimensional diagram of the box body of the utility model;

[0025] Figure 4 It is a partial three-dimensional exploded view of the utility model;

[0026] Figure 5 It is a three-dimensional diagram of the first support frame of the utility model;

[0027] Figure 6 It is a cross-sectional view of the first support frame of the utility model;

[0028] Figure 7 It is a cross-sectional view of the first support frame of the utility model;

[0029] Figure 8 This is a schematic diagram of the structure of the second support frame of the utility model;

[0030] Fig. 9 It is a cross-sectional view of the second support frame of the utility model;

[0031] Fig.10 It is a three-dimensional diagram of the threading barrel of the utility model;

[0032] Fig.11 This is a schematic diagram of the structure of the threading barrel of the utility model;

[0033] In the figure, 1, box body; 2, box door; 3, electrical connector; 4, first slot; 5, micro pump body; 6, air hose; 7, first support frame; 8, connecting plate; 9, first groove; 10, limit frame; 11, first through hole; 12, first sealed cavity; 13, first air delivery hole; 14, second support frame; 15, sliding frame; 16, elastic component; 17, second through hole; 18, second sealed cavity; 19, air nozzle; 20, valve core; 21, air hose; 22, threading barrel; 23, annular sealing block; 24, annular airbag; 25, second air delivery hole; DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0035] like Figures 1 to 11 As shown, a lead protection mechanism for electrical equipment includes a box body 1, in which an electrical connector 3 is arranged, and is characterized in that a first support frame 7 is detachably mounted on the box body 1, a second support frame 14 is slidably mounted on the first support frame 7, an elastic component 16 is arranged between the first support frame 7 and the second support frame 14, and a wire fixing mechanism is arranged on both the first support frame 7 and the second support frame 14.

[0036] Specifically: a first slot 4 is provided on the box body 1, a plurality of screw holes are provided on the box body 1, a connecting plate 8 is fixedly provided on the first support frame 7, a through hole is provided on the connecting plate 8, the first support frame 7 is inserted into the first slot 4, and bolts are passed through the through holes on the connecting plate 8 and are threadedly connected to the screw holes on the box body 1, so that the first support frame 7 is fixed on the box body 1, so that the first support frame 7 is inserted into the box body 1.

[0037] The first support frame 7 is provided with a first groove 9 , and the second support frame 14 is fixedly provided with a sliding frame 15 , and the sliding frame 15 is slidably installed in the first groove 9 .

[0038] A limit frame 10 is fixedly disposed on the first support frame 7 . A through hole is formed on the limit frame 10 . The first support frame 7 is slidably installed in the through hole of the limit frame 10 .

[0039] The elastic component 16 is a return spring, which is movably installed in the first groove 9 . One end of the elastic component 16 is fixedly connected to the second support frame 14 , and the other end of the elastic component 16 is fixedly connected to the first support frame 7 .

[0040] The first support frame 7 defines a first through hole 11 , the second support frame 14 defines a second through hole 17 , and both the first through hole 11 and the second through hole 17 define a wire fixing component.

[0041] In actual operation: the electric wires are inserted into the box body 1 through the two fixed wire components and connected to the electrical connector 3 in the box body 1. The lead wires are fixed by the two fixed wire components so that a retractable lead wire is reserved between the two fixed wire components. When the lead wire is subjected to external force, the lead wire drives the fixed component on the second support frame 14 to move, and at the same time drives the sliding frame 15 to slide along the first groove 9, and stretches the reset spring, and generates a pulling force on the second support frame 14 through the reset spring, and limits the sliding frame 15 through the limit frame 10, so as to prevent the second support frame 14 from being separated from the first support frame 7, and prevent the lead wire from being disconnected from the electrical connector 3 due to external force;

[0042] The wire fixing assembly includes a threading barrel 22 fixedly mounted on the first support frame 7 and the second support frame 14, an annular airbag 24 is fixedly provided on the threading barrel 22, and a second air delivery hole 25 is provided on the annular airbag 24. The cable is fixed by inflating the annular airbag 24 through the second air delivery hole 25.

[0043] The first support frame 7 is provided with a first sealed cavity 12, the threading barrel 22 is fixedly provided with an annular sealing block 23, the annular sealing block 23 is fixedly and sealedly provided in the first sealed cavity 12, and the second air delivery hole 25 is communicated with the first sealed cavity 12;

[0044] Specifically: the first sealed cavity 12 is connected to the first through hole 11, and the second air delivery hole 25 extends to the annular sealing block 23, so that the second air delivery hole 25 is connected to the first sealed cavity 12, and the plurality of first sealed cavities 12 are connected to each other;

[0045] The second support frame 14 has the same structure as the first support frame 7 . A second sealed cavity 18 is formed on the second support frame 14 . The annular sealing block 23 is fixedly and sealedly installed in the second sealed cavity 18 . The second air delivery hole 25 is connected to the second sealed cavity 18 .

[0046] The second sealed cavity 18 is in communication with the first sealed cavity 12 via a gas hose 21 . An air filling nozzle 19 is disposed on the second support frame 14 . The air filling nozzle 19 is in communication with the second sealed cavity 18 .

[0047] Specifically: the first support frame 7 is provided with a first gas delivery hole 13, the first gas delivery hole 13 is connected to the first sealed cavity 12, the second support frame 14 is fixedly and sealedly connected with a gas delivery hose 21, the other end of the gas delivery hose 21 is fixedly and sealedly connected to the first gas delivery hole 13;

[0048] The inflation nozzle 19 is equipped with a valve core 20, the box body 1 is provided with a micro pump body 5, and the micro pump body 5 is provided with an inflation hose 6 with a connecting nozzle, the connecting nozzle corresponds to the inflation nozzle 19, and the micro pump body 5 is a micro high-pressure inflation pump;

[0049] A door of the box body 1 is rotatably mounted on one end of the box body 1, and the other end of the door of the box body 1 is connected and fixed to the box body 1 through a lock body structure.

[0050] In actual operation: start the micro pump body 5, connect the inflation nozzle 19 with the connecting nozzle, inflate the second sealed cavity 18 through the inflation nozzle 19, the gas inflates the annular airbag 24 through the second air delivery hole 25, the annular airbag 24 is inflated and expanded, and the lead on the fixed line assembly is fixed. Similarly, the gas in the second sealed cavity 18 enters the first sealed cavity 12 through the air delivery hose 21, inflates the annular airbag 24 of the fixed assembly on the first support frame 7, and fixes the lead. The lead length between the two groups of fixed line assemblies is greater than the distance between the two groups of fixed assemblies.

[0051] The working principle of the utility model is as follows: the electric wire is inserted into the box body 1 through two fixed wire components and connected to the electrical connector 3 in the box body 1, the lead wire is fixed by the two fixed wire components, so that a retractable lead wire is reserved between the two fixed wire components, and when the lead wire is subjected to external force, the lead wire drives the fixed component on the second support frame 14 to move, and at the same time drives the sliding frame 15 to slide along the first groove 9, and stretches the reset spring, and generates a pulling force on the second support frame 14 through the reset spring, and limits the sliding frame 15 through the limit frame 10, so as to prevent the second support frame 14 from being separated from the first support frame 7, and prevent the lead wire from being disconnected from the electrical connector 3 due to external force;

[0052] Start the micro pump body 5, connect the inflation nozzle 19 with the connecting nozzle, and inflate the second sealed cavity 18 through the inflation nozzle 19. The gas inflates the annular airbag 24 through the second air delivery hole 25. The annular airbag 24 is inflated and expands to fix the lead on the fixed wire assembly. Similarly, the gas in the second sealed cavity 18 enters the first sealed cavity 12 through the air delivery hose 21, inflates the annular airbag 24 of the fixed assembly on the first support frame 7, and fixes the lead. The lead length between the two groups of fixed wire assemblies is greater than the distance between the two groups of fixed assemblies.

[0053] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which shall fall within the scope of the utility model to be protected. The scope of protection of the utility model shall be defined by the attached claims and their equivalents.

Claims

1. A lead protection mechanism for electrical equipment, comprising a box (1), wherein an electrical connector (3) is arranged in the box (1), characterized in that: A first support frame (7) is detachably mounted on the box body (1); a second support frame (14) is slidably mounted on the first support frame (7); an elastic component (16) is arranged between the first support frame (7) and the second support frame (14); and a wire fixing mechanism is arranged on both the first support frame (7) and the second support frame (14).

2. A lead protection mechanism for electrical equipment according to claim 1, characterized in that: The first support frame (7) is provided with a first groove (9), and the second support frame (14) is fixedly provided with a sliding frame (15), and the sliding frame (15) is slidably installed in the first groove (9).

3. A lead protection mechanism for electrical equipment according to claim 2, characterized in that: A limit frame (10) is fixedly arranged on the first support frame (7), a through hole is provided on the limit frame (10), and the first support frame (7) is slidably installed in the through hole of the limit frame (10).

4. A lead protection mechanism for electrical equipment according to claim 3, characterized in that: The elastic component (16) is movably installed in the first groove (9), one end of the elastic component (16) is fixedly connected to the second support frame (14), and the other end of the elastic component (16) is fixedly connected to the first support frame (7).

5. A lead protection mechanism for electrical equipment according to claim 4, characterized in that: The first support frame (7) is provided with a first through hole (11), the second support frame (14) is provided with a second through hole (17), and both the first through hole (11) and the second through hole (17) are provided with a wire fixing component.

6. A lead protection mechanism for electrical equipment according to claim 5, characterized in that: The wire fixing assembly comprises a wire threading barrel (22) fixedly mounted on the first support frame (7) and the second support frame (14); an annular air bag (24) is fixedly arranged on the wire threading barrel (22); a second air delivery hole (25) is arranged on the annular air bag (24); and the cable is fixed by inflating the annular air bag (24) through the second air delivery hole (25).

7. A lead protection mechanism for electrical equipment according to claim 6, characterized in that: A first sealed cavity (12) is provided on the first support frame (7), an annular sealing block (23) is fixedly provided on the threading barrel (22), the annular sealing block (23) is fixedly and sealedly provided in the first sealed cavity (12), and the second air transmission hole (25) is in communication with the first sealed cavity (12); The second support frame (14) is provided with a second sealed cavity (18), the annular sealing block (23) is fixedly and sealedly installed in the second sealed cavity (18), and the second air delivery hole (25) is in communication with the second sealed cavity (18).

8. A lead protection mechanism for electrical equipment according to claim 7, characterized in that: The second sealed cavity (18) is connected to the first sealed cavity (12) via an air hose (21); an air filling nozzle (19) is provided on the second support frame (14); and the air filling nozzle (19) is connected to the second sealed cavity (18).

9. A lead protection mechanism for electrical equipment according to claim 8, characterized in that: The inflation nozzle (19) is equipped with a valve core (20), the box body (1) is provided with a micro pump body (5), and the micro pump body (5) is provided with an inflation hose (6) with a connecting nozzle, and the connecting nozzle corresponds to the inflation nozzle (19).

10. A lead protection mechanism for electrical equipment according to claim 1, characterized in that: A box body (1) door is rotatably mounted on one end of the box body (1), and the other end of the box body (1) door is connected and fixed to the box body (1) via a lock body structure.