A battery alarm device for underwater vehicle

Abstract

The present invention relates to the technical field of underwater vehicles, and provides a battery alarm device for underwater vehicles, comprising: an electric connector, a connecting mechanism and an alarm mechanism, wherein the connecting mechanism comprises a connecting ring, a locking sleeve, an adaptor ring and a positioning ball, wherein the locking sleeve is coaxially assembled on the outer side of one end of the connecting ring, and one end of the adaptor ring is coaxially assembled on the inner side of one end of the connecting ring, the adaptor ring is axially fixed by the locking sleeve, and the adaptor ring is radially fixed by assembling with the positioning ball and the connecting ring, and the alarm mechanism comprises an alarm and a cable assembly electrically connected to the fixed connection end of the alarm, wherein one end of the connecting mechanism is fixedly connected to the electric connector, and the other end of the connecting mechanism is fixedly connected to the alarm mechanism, and the electric connector is electrically connected to the alarm through the cable assembly. The present invention can improve structural stability, reduce production costs, overcome the situation where the circuit is disconnected or the contact is poor due to external force during use, and significantly reduce the failure rate.

Description

Technical Field

[0001] The present invention relates to the technical field of underwater vehicles, and in particular to a battery alarm device for underwater vehicles. Background Art

[0002] The battery is an important component module of the underwater vehicle, used to provide energy for the underwater vehicle body or other components. Due to the complex operating environment of the underwater vehicle, in actual applications, the battery of the underwater vehicle has the risk of thermal runaway. In order to ensure the safety of the battery in the underwater vehicle, it is necessary to monitor the battery safety and provide sound and light alarms so that users can detect battery safety failures in time and troubleshoot them in time.

[0003] At present, the battery alarm device equipped on the battery pack of underwater vehicles adopts a soft connection structure and is produced by a vulcanization process. It is connected to the setting port of the vehicle to receive the alarm signal and realize the alarm function of the battery pack. However, the following defects exist in the production and use process: 1. The cable of the soft-connection battery alarm device and the electrical connectors and alarms connected to both ends of the cable need to be vulcanized, and the qualified rate of the processing is low, only 30%, and the processing time is long and the cost is high; 2. The soft-connection battery alarm device has a high failure rate during use, and often fails to alarm or an alarm blind spot occurs when the alarm signal is received due to the disconnection of the core wire of the vulcanization end of the electrical connector or poor contact; 3. The soft-connection battery alarm device also needs to be equipped with auxiliary installation (protection) parts when used on underwater vehicles.

[0004] Therefore, how to provide a battery alarm device with compact structure, low production cost, high qualification rate and high reliability has become a technical problem to be solved urgently. Summary of the invention

[0005] In view of this, in order to overcome the deficiencies of the prior art, the present invention aims to provide a battery alarm device for an underwater vehicle.

[0006] The present invention provides a battery alarm device for an underwater vehicle, the device comprises: an electric connector, a connecting mechanism and an alarm mechanism, the connecting mechanism comprises a connecting ring, a locking sleeve, an adapter ring and a positioning ball, the locking sleeve is coaxially assembled on the outer side of one end of the connecting ring, one end of the adapter ring is coaxially assembled on the inner side of one end of the connecting ring, the adapter ring is axially fixed by the locking sleeve, and the adapter ring is radially fixed by assembly with the positioning ball and the connecting ring, the alarm mechanism comprises an alarm and a cable assembly electrically connected to a fixed connecting end of the alarm, one end of the connecting mechanism is fixedly connected to the electric connector, the other end of the connecting mechanism is fixedly connected to the alarm mechanism, and the electric connector is electrically connected to the alarm through the cable assembly.

[0007] Preferably, the present invention is used in an alarm device for an underwater vehicle, wherein the connecting ring includes a connecting ring body and a first connecting end and a second connecting end which are respectively arranged at both ends of the connecting ring body and are integrally connected to the connecting ring body, the first connecting end is threadedly connected to the tail end of the electrical connector, and a semi-cylindrical positioning groove is arranged on the inner side of the end of the second connecting end.

[0008] Preferably, the present invention is used in an alarm device for an underwater vehicle, wherein the locking sleeve is a rotating body as a whole, and a first threaded assembly cavity, a locking groove and a locking through hole are sequentially arranged on the inner side of the locking sleeve, and the first threaded assembly cavity is threadedly connected to the second connecting end of the connecting ring.

[0009] Preferably, the present invention is used in an alarm device for an underwater vehicle, the adapter ring as a whole is a rotating body, a second threaded assembly cavity is arranged on the inner side of the adapter ring, the second threaded assembly cavity is threadedly connected to the fixed connection end of the alarm, and an integrally connected annular protrusion is arranged on the outer side of the adapter ring, the annular protrusion matches the locking groove of the locking sleeve.

[0010] Preferably, the present invention is used in an alarm device for an underwater vehicle, and a hemispherical positioning hole is provided on one end of the adapter ring, and the hemispherical positioning hole matches a semi-cylindrical positioning groove provided on the second connecting end of the connecting ring.

[0011] Preferably, the present invention is used in an alarm device for an underwater vehicle, and the positioning ball is assembled in an assembly space formed by the semi-cylindrical positioning groove and the hemispherical positioning hole.

[0012] Preferably, the present invention is used in an alarm device for an underwater vehicle, the device further comprising a transition ring, which is coaxially arranged on the outside of the rear end of the electrical connector and axially fixed by a connecting ring.

[0013] Preferably, the present invention is used in an alarm device for an underwater vehicle, the inner cavity of the transition ring matches the outer side surface of the rear end of the electrical connector, and the outer side surface of the transition ring matches the outer side surface of the connecting ring.

[0014] Preferably, the present invention is used in an alarm device for an underwater vehicle, and the cable assembly and the electrical connector are electrically connected by crimping or welding.

[0015] Preferably, the present invention is used in an alarm device for an underwater vehicle, and the cable assembly is electrically connected to the fixed connection end of the alarm by plugging.

[0016] The alarm device for underwater vehicles of this embodiment has the following beneficial technical effects through comprehensive structural design:

[0017] 1. The rigid connection structure avoids the vulcanization process required by the soft connection structure in the prior art, improves the structural stability while avoiding the difficulties of component processing and low production qualification rate, thereby reducing production costs.

[0018] 2. Through the actual positioning structure, the cable assembly is ensured to be in a zero-stress state during assembly and use, overcoming the situation of circuit disconnection or poor contact due to external force during use, and significantly reducing the failure rate.

[0019] 3. By replacing the electrical connector at the signal receiving end and the alarm at the alarm output end, other alarm requirements of the underwater vehicle can be adapted, which has expansion capabilities. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 This is an example diagram of an explosion structure of an alarm device for an underwater vehicle according to an embodiment of the present invention;

[0022] Figure 2 A partial cutaway assembly diagram of an alarm device for an underwater vehicle according to an embodiment of the present invention;

[0023] Figure 3 This is a structural example diagram of a connecting ring of an alarm device for an underwater vehicle according to an embodiment of the present invention;

[0024] Figure 4 Another structural example diagram of a connecting ring of an alarm device for an underwater vehicle according to an embodiment of the present invention;

[0025] Figure 5 This is a structural example diagram of a locking sleeve of an alarm device for an underwater vehicle according to an embodiment of the present invention;

[0026] Figure 6 This is a structural example diagram of an adapter ring for an alarm device for an underwater vehicle according to an embodiment of the present invention;

[0027] In the figure, 1-electric connector, 2-connecting mechanism, 3-alarm mechanism, 21-connecting ring, 22-locking sleeve, 23-adapter ring, 24-positioning ball, 31-alarm, 311-fixed connecting end, 32-cable assembly, 211-connecting ring body, 212-first connecting end, 213-second connecting end, 214-semi-cylindrical positioning groove, 221-first threaded assembly cavity, 222-locking groove, 223-locking through hole, 231-second threaded assembly cavity, 232-annular protrusion, 233-hemispherical positioning hole, 4-transition ring. DETAILED DESCRIPTION

[0028] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0029] It should be noted that the following embodiments and features in the embodiments may be combined with each other in the absence of conflict; and, based on the embodiments in the present disclosure, all other embodiments obtained by ordinary technicians in the field without making any creative work are within the scope of protection of the present disclosure.

[0030] It should be noted that various aspects of the embodiments within the scope of the appended claims are described below. It should be apparent that the aspects described herein may be embodied in a wide variety of forms, and any specific structure and / or function described herein is merely illustrative. Based on the present disclosure, it should be understood by those skilled in the art that an aspect described herein may be implemented independently of any other aspect, and two or more of these aspects may be combined in various ways. For example, any number of aspects described herein may be used to implement the device and / or practice the method. In addition, other structures and / or functionalities other than one or more of the aspects described herein may be used to implement this device and / or practice this method.

[0031] Figure 1 This is an example diagram of an explosion structure of an alarm device for an underwater vehicle according to an embodiment of the present invention. Figure 2 This is a partial cutaway assembly diagram of an alarm device for an underwater vehicle according to an embodiment of the present invention. Figure 1 and Figure 2 As shown, the battery alarm device for an underwater vehicle of this embodiment includes: an electrical connector 1 , a connecting mechanism 2 and an alarm mechanism 3 .

[0032] As an optional example, the connection mechanism 2 of this embodiment includes a connection ring 21, a locking sleeve 22, an adapter ring 23 and a positioning ball 24, the locking sleeve 22 is coaxially assembled on the outside of one end of the connection ring 21, one end of the adapter ring 23 is coaxially assembled on the inside of one end of the connection ring 21, the adapter ring 23 is axially fixed by the locking sleeve 22, and the adapter ring 23 is radially fixed by assembling with the positioning ball 24 and the connection ring 21, the alarm mechanism 3 includes an alarm 31 and a cable assembly 32 electrically connected to the fixed connection end 311 of the alarm 31, one end of the connection mechanism 2 is fixedly connected to the electrical connector 1, the other end of the connection mechanism 2 is fixedly connected to the alarm mechanism 3, and the electrical connector 1 is electrically connected to the alarm 31 through the cable assembly 32. As an optional example, in this embodiment, the cable assembly 32 is electrically connected to the electrical connector 1 by crimping or welding, and the cable assembly 32 is electrically connected to the fixed connection end 311 of the alarm 31 by plugging.

[0033] Figure 3 is a structural example diagram of a connecting ring of an alarm device for an underwater vehicle according to an embodiment of the present invention, Figure 4 FIG. 2 is another structural example diagram of a connecting ring of an alarm device for an underwater vehicle according to an embodiment of the present invention. Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the connecting ring 21 of this embodiment includes a connecting ring body 211 and a first connecting end 212 and a second connecting end 213 respectively arranged at both ends of the connecting ring body 211 and integrally connected to the connecting ring body 211. The first connecting end 212 is threadedly connected to the tail end of the electrical connector 1, and a semi-cylindrical positioning groove 214 is arranged on the inner side of the end of the second connecting end 213.

[0034] Figure 5 FIG. 1 is a structural example diagram of a locking sleeve of an alarm device for an underwater vehicle according to an embodiment of the present invention. Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the locking sleeve 22 of this embodiment is a rotating body as a whole, and the inner side of the locking sleeve 22 is sequentially provided with a first threaded assembly cavity 221, a locking groove 222 and a locking through hole 223 that are connected to each other. The first threaded assembly cavity 221 is threadedly connected to the second connecting end 213 of the connecting ring 21.

[0035] Figure 6 FIG. 1 is a structural example diagram of an adapter ring for an underwater vehicle alarm device according to an embodiment of the present invention. Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the adapter ring 23 of this embodiment is a body of revolution as a whole, and a second threaded assembly cavity 231 is provided on the inner side of the adapter ring 23, and the second threaded assembly cavity 231 is threadedly connected to the fixed connection end 311 of the alarm 31, and an annular protrusion 232 connected in one piece is provided on the outer side of the adapter ring 23, and the annular protrusion 232 matches the locking groove 222 of the locking sleeve 22. The outer diameter of the adapter ring 23 of this embodiment matches the locking through hole 223 of the locking sleeve 22.

[0036] In actual applications, the rigid connection between the locking sleeve 22 and the adapter ring 23 of this embodiment is achieved by matching the annular protrusion 232 with the locking groove 222. Compared with the soft connection structure in the prior art, the rigid connection structure of this embodiment improves the structural stability while avoiding the difficulties of component processing and low production qualification rate.

[0037] It should be noted that a hemispherical positioning hole 233 is provided on one end of the adapter ring 23 of the present embodiment, and the hemispherical positioning hole 233 matches the semi-cylindrical positioning groove 214 provided on the second connecting end 213 of the connecting ring 21. In the present embodiment, the positioning ball 24 is assembled in the assembly space formed by the semi-cylindrical positioning groove 214 and the hemispherical positioning hole 233. When the locking sleeve 22 is fastened to the connecting ring 21 by threaded assembly, by arranging the positioning ball 24 in the assembly space formed by the semi-cylindrical positioning groove 214 and the hemispherical positioning hole 233, it is ensured that the cable assembly 32 is in a zero-stress state during assembly and use, thereby overcoming the situation where the circuit is disconnected or the contact is poor due to external force during use, and significantly reducing the failure rate.

[0038] like Figure 1 and Figure 2 As shown, as an optional example, the alarm device for underwater vehicles in this embodiment further includes a transition ring 4, which is coaxially arranged on the outside of the tail end of the electrical connector 1 and axially fixed by the connecting ring 21. In practical applications, the inner cavity of the transition ring 4 matches the outer side of the tail end of the electrical connector 1, and the outer side of the transition ring 4 matches the outer side of the connecting ring 21. In practical applications, the transition ring 4 is used to achieve axial support and conformity for the connecting ring 21. According to the actual application scenario, the axial and radial dimensions of the transition ring 4 of appropriate specifications can be selected to adapt to various models of electrical connectors 1.

[0039] The alarm device for underwater vehicles of this embodiment has the following beneficial technical effects through comprehensive structural design:

[0040] 1. The rigid connection structure avoids the vulcanization process required by the soft connection structure in the prior art, improves the structural stability while avoiding the difficulties of component processing and low production qualification rate, thereby reducing production costs.

[0041] 2. Through the actual positioning structure, the cable assembly is ensured to be in a zero-stress state during assembly and use, overcoming the situation of circuit disconnection or poor contact due to external force during use, and significantly reducing the failure rate.

[0042] 3. By replacing the electrical connector at the signal receiving end and the alarm at the alarm output end, other alarm requirements of the underwater vehicle can be adapted, which has expansion capabilities.

[0043] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A battery alarm device for underwater vehicles, characterized in that: The device comprises: an electric connector, a connecting mechanism and an alarm mechanism, wherein the connecting mechanism comprises a connecting ring, a locking sleeve, an adaptor ring and a positioning ball, the locking sleeve is coaxially assembled on the outer side of one end of the connecting ring, one end of the adaptor ring is coaxially assembled on the inner side of one end of the connecting ring, the adaptor ring is axially fixed by the locking sleeve, and the adaptor ring is radially fixed by assembling with the positioning ball and the connecting ring, the alarm mechanism comprises an alarm and a cable assembly electrically connected to the fixed connecting end of the alarm, one end of the connecting mechanism is fixedly connected to the electric connector, the other end of the connecting mechanism is fixedly connected to the alarm mechanism, and the electric connector is electrically connected to the alarm through the cable assembly; the locking sleeve is in a circular shape as a whole A swivel, a first threaded assembly cavity, a locking groove and a locking through hole are sequentially arranged on the inner side of the locking sleeve, and the first threaded assembly cavity is threadedly connected to the second connecting end of the connecting ring; the adapter ring is a swivel as a whole, and a second threaded assembly cavity is arranged on the inner side of the adapter ring, and the second threaded assembly cavity is threadedly connected to the fixed connecting end of the alarm, and an integrally connected annular protrusion is arranged on the outer side of the adapter ring, and the annular protrusion matches the locking groove of the locking sleeve; a hemispherical positioning hole is arranged on one end of the adapter ring, and the hemispherical positioning hole matches the semi-cylindrical positioning groove arranged on the second connecting end of the connecting ring; the positioning ball is assembled in the assembly space formed by the semi-cylindrical positioning groove and the hemispherical positioning hole.

2. The battery alarm device for underwater vehicles according to claim 1, characterized in that: The connecting ring includes a connecting ring body and a first connecting end and a second connecting end which are respectively arranged at both ends of the connecting ring body and are integrally connected to the connecting ring body. The first connecting end is threadedly connected to the tail end of the electrical connector, and a semi-cylindrical positioning groove is arranged on the inner side of the end of the second connecting end.

3. The battery alarm device for underwater vehicles according to claim 1, characterized in that: The device also includes a transition ring, which is coaxially arranged on the outside of the rear end of the electrical connector and is axially fixed by a connecting ring.

4. The battery alarm device for underwater vehicles according to claim 3, characterized in that: The inner cavity of the transition ring matches the outer side surface of the tail end of the electrical connector, and the outer side surface of the transition ring matches the outer side surface of the connecting ring.

5. The battery alarm device for underwater vehicles according to claim 1, characterized in that: The cable assembly and the electrical connector are electrically connected by crimping or welding.

6. The battery alarm device for underwater vehicles according to claim 1, characterized in that: The cable assembly is electrically connected to the fixed connection end of the alarm by plugging.

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