Bidirectional elastic clamping jaw double-locking anti-falling battery connector

Abstract

The utility model relates to the technical field of aircraft power supply connection, in particular to a two-way elastic clamping jaw double-locking anti-falling battery connector, which comprises an upper elastic sheet, a lower elastic sheet, a first clamping jaw and a second clamping jaw, first clamping jaws are fixedly connected to the front end faces of the upper elastic piece and the lower elastic piece, first clamping grooves are formed in the first clamping jaws, a plurality of evenly-arranged first anti-skid teeth are fixedly connected to the inner walls of the first clamping grooves, second clamping jaws are fixedly connected to the rear end faces of the upper elastic piece and the lower elastic piece, and second clamping grooves are formed in the second clamping jaws. The inner wall of the second clamping groove is fixedly connected with a plurality of second anti-skid teeth which are uniformly arranged; the connecting device is suitable for different temperatures through the double-piece spring steel clamping jaw made of stainless steel, the clamping force and the clamping angle of the clamping jaw can be flexibly adjusted, and the universality and the adaptability of the connecting device are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aircraft power supply connection technical field especially relates to two -way elastic dog double locking anti -drop battery connector. BACKGROUND

[0002] The aircraft refers to the instrument that can fly in the atmosphere or the space (space) outside the atmosphere, according to the different flight environment, aircraft is mainly divided into three categories: aircraft, spacecraft, rocket and missile, the existing fixed form for the battery connection of aviation equipment, design a kind of anti -drop battery connector, anti -drop battery connector is a kind of device designed to ensure the stable connection between battery and equipment, the main purpose is to prevent the connection from falling off due to external force or vibration in the use process, so as to guarantee the normal operation and safety of equipment.

[0003] Two-way elastic dog double locking anti -drop battery connector relates to a kind of battery plug with excellent anti -drop performance specially applicable to aviation equipment and its unique connection method, aviation equipment faces complex and severe environmental conditions in the flight process, and the reliability, stability and safety of battery connection device are highly required, the utility model is just in view of the key demand of this specific field and carries out in-depth research and innovative design.

[0004] But the existing aviation equipment is continuously affected by strong vibration in the flight process, after long-term use, plug loosening phenomenon frequently occurs, according to statistics, the failure rate is about 12% / 1000 flight hours, plug loosening not only can lead to power interruption, seriously threatens flight safety, also can increase equipment maintenance cost and frequency;Traditional buckle design shows obvious vulnerability in extreme temperature environment, when in-40 ℃ ~ + 85 ℃ temperature interval, its failure probability increases by 37%, because temperature change can cause material thermal expansion and cold shrinkage, lead to buckle size change, further affect its locking performance. UTILITY MODEL CONTENTS

[0005] In order to overcome the existing aviation equipment when encountering strong vibration, plug connection place loosens, and traditional buckle in extreme temperature environment will cause thermal expansion and cold shrinkage, changes the size of buckle and affects its locking performance.

[0006] The utility model discloses a technical scheme for: two -way elastic dog double locking prevent falling battery connector, including upper elastic sheet, still including lower elastic sheet, first dog and second dog, the lower portion of upper elastic sheet is provided with lower elastic sheet, and the front end surface of upper elastic sheet and lower elastic sheet is fixedly connected with first dog, and the inside of first dog is provided with first clamping groove, and the inner wall of first clamping groove is fixedly connected with a plurality of evenly arranged first antiskid tooth, and the rear end surface of upper elastic sheet and lower elastic sheet is fixedly connected with second dog, and the inside of second dog is provided with second clamping groove, and the inner wall of second clamping groove is fixedly connected with a plurality of evenly arranged second antiskid tooth, and the inside material of upper elastic sheet, lower elastic sheet, first dog and second dog is stainless steel material quality.

[0007] Preferably, the first dog is clamped on the wire at one end of the plug, the upper elastic sheet and the lower elastic sheet are slightly bent to one side, and finally the second dog is clamped on the connecting wire of the battery to strengthen the fixation of the battery connecting wire.

[0008] Preferably, the lower elastic sheet, the first dog and the second dog are integrally formed by welding.

[0009] Preferably, the first clamping groove is provided with a first positioning groove inside the first dog.

[0010] Preferably, the second clamping groove is provided with a second positioning groove inside the second dog.

[0011] Preferably, the first antiskid tooth and the second antiskid tooth have a tooth depth of 0.1mm and a tooth pitch of 0.3mm.

[0012] Preferably, the closing angle of the first dog and the second dog is designed to be adjustable between 15 degrees and 45 degrees.

[0013] Preferably, the stainless steel material is 17-7PH stainless steel, and the thickness of the 17-7PH stainless steel is accurately controlled to be 0.5mm.

[0014] The utility model discloses the beneficial effects of:

[0015] The bidirectional elastic clamping jaw double locking anti-falling battery connector is clamped on the wire at the end of the plug, the upper elastic sheet and the lower elastic sheet are made of stainless steel, the stainless steel is 17-7PH stainless steel, 17-7PH stainless steel is an austenitic-martensitic precipitation hardening stainless steel, also known as controlled phase transformation stainless steel, which is developed on the basis of 18-8CrNi (i.e. 304 stainless steel), and martensitic transformation is realized through a specific heat treatment process, so that excellent mechanical properties and corrosion resistance are achieved, the upper elastic sheet and the lower elastic sheet are slightly bent to one side, finally, the second clamping jaw is clamped on the connecting wire of the battery, the fixing of the battery connecting wire is strengthened, and the upper elastic sheet, the lower elastic sheet, the first clamping jaw and the second clamping jaw are all made of 17-7PH stainless steel, the thickness is accurately controlled to be 0.5 mm, 17-7PH stainless steel has good strength, toughness and corrosion resistance, and can work stably in complex aviation environments; the surfaces of the first clamping jaw and the second clamping jaw are subjected to laser etching anti-skid tooth treatment, the tooth depth is 0.1 mm, the tooth pitch is 0.3 mm, the design of the anti-skid tooth effectively increases the friction force between the clamping jaw and the battery interface, significantly improves the stability of the connection, and prevents the plug from falling off in the case of vibration; the closing angle of the first clamping jaw and the second clamping jaw is designed to be adjustable at 15°-45°, which can be realized through specific bending operation, and the dynamic adjustment function can flexibly adjust the clamping force and angle of the clamping jaw according to different models of battery interface sizes and actual use requirements, so that the universality and adaptability of the connecting device are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A bidirectional elastic clamping jaw double locking anti-falling battery connector is shown in the three-dimensional structure schematic view.

[0017] Figure 2 A bidirectional elastic clamping jaw double locking anti-falling battery connector is shown in the three-dimensional structure side view.

[0018] Figure 3 A bidirectional elastic clamping jaw double locking anti-falling battery connector is shown in the three-dimensional structure schematic view. Figure 2 A bidirectional elastic clamping jaw double locking anti-falling battery connector is shown in the three-dimensional structure schematic view.

[0019] Figure 4 A bidirectional elastic clamping jaw double locking anti-falling battery connector is shown in the three-dimensional structure schematic view.

[0020] The specific embodiments of the application will be described below. DETAILED DESCRIPTION

[0021] The utility model is further explained in connection with the drawings and examples.

[0022] Please refer to Figures 1-4 The utility model provides a kind of embodiment: bidirectional elastic dogbone double locking anti-falling battery connector, including upper elastic sheet 1, still including lower elastic sheet 2, first dog claw 3 and second dog claw 5, lower elastic sheet 2 is provided in the lower of upper elastic sheet 1, the front end surface of upper elastic sheet 1 and lower elastic sheet 2 is fixedly connected with first dog claw 3, first dog claw 3 is internally provided with first clamping groove 4, the inner wall of first clamping groove 4 is fixedly connected with multiple first anti-skid teeth 7 that are evenly arranged, the rear end surface of upper elastic sheet 1 and lower elastic sheet 2 is fixedly connected with second dog claw 5, second dog claw 5 is internally provided with second clamping groove 6, the inner wall of second clamping groove 6 is fixedly connected with multiple second anti-skid teeth 8 that are evenly arranged, the internal material of upper elastic sheet 1, lower elastic sheet 2, first dog claw 3 and second dog claw 5 is stainless steel material 11.

[0023] Please refer to Figures 1-2 In the embodiment, lower elastic sheet 2, first dog claw 3 and second dog claw 5 are all welded integrated structure, and the structure of whole prevents its damage, first clamping groove 4 is internally provided with first positioning groove 9 located in first dog claw 3, second clamping groove 6 is internally provided with second positioning groove 10 located in second dog claw 5, realize the good clamping positioning effect to electric wire, first dog claw 3 is first clamped in the wire of plug end, so that first clamping groove 4 is clamped in electric wire, utilize upper elastic sheet 1 and lower elastic sheet 2 for stainless steel material 11, and stainless steel material 11 is 17-7PH stainless steel, 17-7PH stainless steel is a kind of austenitic-martensitic precipitation hardening stainless steel, also be called controlled phase change stainless steel, it is developed based on 18-8CrNi, i.e. 304 stainless steel.

[0024] Please refer to Figures 2-4In the embodiment, the first anti-skid tooth 7 and the second anti-skid tooth 8 have a tooth depth of 0.1 mm and a tooth pitch of 0.3 mm, the design of the first anti-skid tooth 7 and the second anti-skid tooth 8 effectively increases the friction between the jaw and the battery interface, significantly improves the stability of the connection, prevents the plug from falling off in the case of vibration, and the closing angle of the first jaw 3 and the second jaw 5 is designed to be adjustable between 15 degrees and 45 degrees, which can be achieved through specific bending operation. This dynamic adjustment function can flexibly adjust the clamping force and angle of the jaw according to different types of battery interface sizes and actual use requirements, greatly improving the versatility and adaptability of the connection device. The stainless steel material 11 is 17-7PH stainless steel, and the thickness of the 17-7PH stainless steel is accurately controlled at 0.5 mm. The 17-7PH stainless steel has good strength, toughness and corrosion resistance, and can work stably in complex aviation environments. Through a specific heat treatment process, the martensite transformation is realized, thereby having excellent mechanical properties and corrosion resistance. By slightly bending the upper and lower elastic sheets 1 and 2 to one side, the second jaw 5 is finally clamped on the connecting line of the battery, and the connecting line of the battery is clamped in the second clamping groove 6 inside the second jaw 5 to strengthen the fixation of the battery connecting line.

[0025] In operation, first, the first jaw 3 is clamped on the wire at one end of the plug, so that the first clamping groove 4 is clamped on the wire. The upper and lower elastic sheets 1 and 2 are made of stainless steel material 11, and the stainless steel material 11 is 17-7PH stainless steel. 17-7PH stainless steel is an austenitic-martensitic precipitation hardening stainless steel, also known as controlled phase transformation stainless steel. It is developed on the basis of 18-8CrNi (i.e. 304 stainless steel). Through a specific heat treatment process, the martensite transformation is realized, thereby having excellent mechanical properties and corrosion resistance. By slightly bending the upper and lower elastic sheets 1 and 2 to one side, the second jaw 5 is finally clamped on the connecting line of the battery, and the connecting line of the battery is clamped in the second clamping groove 6 inside the second jaw 5 to strengthen the fixation of the battery connecting line.

[0026] Through the above steps, the wire at one end of the plug is clamped, and the upper and lower elastic sheets 1 and 2 are made of stainless steel material 11, and the stainless steel material 11 is 17-7PH stainless steel. 17-7PH stainless steel is an austenitic-martensitic precipitation hardening stainless steel, also known as controlled phase transformation stainless steel. It is developed on the basis of 18-8CrNi (i.e. 304 stainless steel). Through a specific heat treatment process, the martensite transformation is realized, thereby having excellent mechanical properties and corrosion resistance. To solve the problem that the existing aviation equipment will cause the plug connection to loosen when encountering strong vibration, and the traditional buckle will cause thermal expansion and contraction in extreme temperature environments, changing the size of the buckle and affecting its locking performance.

Claims

1. A two-way elastic snap claw double locking anti-drop battery connector comprising an upper elastic piece (1), characterized in that: The utility model also includes lower elastic sheet (2), first clamping jaw (3) and second clamping jaw (5), lower elastic sheet (2) is arranged below upper elastic sheet (1), the front end surface of upper elastic sheet (1) and lower elastic sheet (2) is fixedly connected with first clamping jaw (3), the inside of first clamping jaw (3) is provided with first clamping groove (4), the inner wall of first clamping groove (4) is fixedly connected with a plurality of evenly arranged first antiskid tooth (7), the rear end surface of upper elastic sheet (1) and lower elastic sheet (2) is fixedly connected with second clamping jaw (5), the inside of second clamping jaw (5) is provided with second clamping groove (6), the inner wall of second clamping groove (6) is fixedly connected with a plurality of evenly arranged second antiskid tooth (8), the inside material of upper elastic sheet (1), lower elastic sheet (2), first clamping jaw (3) and second clamping jaw (5) is stainless steel material (11).

2. The dual locking anti-drop battery connector with bidirectional elastic clamping jaws according to claim 1, characterized in that: Lower elastic sheet (2), first clamping jaw (3) and second clamping jaw (5) are all welded integrated structure.

3. The dual elastic pawl dual-lock anti-drop battery connector of claim 1, wherein: First clamping groove (4) is provided with first positioning groove (9) inside first clamping jaw (3) on one side.

4. The dual elastic pawl dual-lock anti-drop battery connector of claim 1, wherein: Second clamping groove (6) is provided with second positioning groove (10) inside second clamping jaw (5) on one side.

5. The dual elastic pawl dual-lock anti-drop battery connector of claim 1, wherein: The tooth depth of first antiskid tooth (7) and second antiskid tooth (8) is all 0.1mm, and the pitch is all 0.3mm.

6. The dual elastic pawl dual-lock anti-drop battery connector of claim 1, wherein: The closure angle design of first clamping jaw (3) and second clamping jaw (5) is all adjustable 15 degrees-45 degrees.

7. The dual elastic pawl dual-lock anti-drop battery connector of claim 1, wherein: Stainless steel material (11) is 17-7PH stainless steel, and the thickness of 17-7PH stainless steel is accurately controlled at 0.5mm.

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