CN209795384U - A kind of grounding device and automobile - Google Patents

Abstract

The utility model discloses a bonding earthing device and car relates to bonding earthing technical field. The bonding grounding device comprises a bonding main body, a wiring terminal, a lead, a bonding fixing piece and a grounding pipe. The wire is connected with binding post, and binding post connects in the bonding main part, and sets up with bonding main part laminating, and the cooperation groove has been seted up to the bonding main part, bonding mounting and ground pipe fixed connection, and the bonding mounting is provided with the boss, and the boss stretches into the cooperation groove, and sets up with the inner wall laminating in cooperation groove to make the wire can switch on with the ground pipe. Compared with the prior art, the utility model provides a bonding earthing device is owing to adopted bonding main part and the boss and the cooperation groove of mutually supporting of being connected through binding post and wire, so can increase and switch on area of contact, convenient assembling, reliable and stable to it is few to switch on the in-process energy consumption, avoids disturbing control signal production, and the practicality is strong.

Description

A kind of grounding device and automobile

technical field

The utility model relates to the technical field of grounding, in particular to a grounding device and an automobile.

Background technique

At present, the traditional grounding method of automobiles is to directly use bolts or studs to connect the grounding wire to the body frame to achieve the effect of grounding. However, with the advancement of science and technology, electrical appliances are used in complex environments and require At the same time of high-precision control, higher technical requirements are put forward for grounding safety and protection. However, the current grounding method has a small conduction contact surface, poor stability, and low reliability. It consumes more electric energy during the conduction process, and forms a circulating current that interferes with the control signal.

In view of this, it is particularly important to design and manufacture a stable and reliable grounding device and automobile, especially in automobile production.

Utility model content

The purpose of the utility model is to provide an iron grounding device, which is easy to assemble, has a large conduction contact surface, is stable and reliable, consumes less energy in the conduction process, avoids interference to control signals, and has strong practicability.

Another object of the present utility model is to provide a vehicle, in which the grounding device is easy to assemble, has a large conduction contact surface, is stable and reliable, consumes less energy during conduction, and avoids interference with control signals, which is practical Strong, high security.

The utility model is realized by adopting the following technical solutions.

A grounding device for grounding, comprising a grounding main body, a connecting terminal, a wire, a grounding fixture and a grounding pipe, the wire is connected to the connecting terminal, the connecting terminal is connected to the main body of the grounding, and is arranged in close contact with the main body of the grounding. The main body of the iron is provided with a matching groove, and the grounding iron fixing part is fixedly connected with the grounding pipe. conduction.

Further, the bottom wall of the matching groove is provided with a first through hole, the first through hole communicates with the matching groove, and the boss is provided with a threaded hole, the first through hole is used for the screw to pass through, and the screw cooperates with the threaded hole to fix The relative position of the grounding body and the grounding fixture.

Further, the matching groove is circular, the boss is cylindrical, the inner side wall of the matching groove is provided with internal threads, the outer wall of the boss is provided with external threads, and the internal threads cooperate with the external threads.

Further, the height of the boss is less than or equal to the depth of the matching groove.

Further, the main body of the grounding iron is also provided with a second through hole, and the connection terminal is provided with a third through hole, the position of the second through hole corresponds to the position of the third through hole, and both the second through hole and the third through hole are used For the passage of the first bolt, the first bolt cooperates with the first nut.

Further, the grounding device further includes a supporting member, which is detachably connected to the grounding body and abuts against the connection terminal to fix the relative position of the connection terminal and the grounding body.

Further, the supporting member includes a bracket and a leading block, and the main body of the ground iron is also provided with a fourth through hole, the fourth through hole is used for the second bolt to pass through, and the second bolt passes through the leading block, the supporting block in turn The frame and the fourth through hole are matched with the second nut, and the bracket is resisted by the terminal.

Further, the supporting member is a steel cable tie, and the main body of the grounding iron is also provided with a clamping groove, and the steel cable tie is bound and held on the terminal, and is clamped with the clamping groove.

Further, the grounding device further includes a dustproof cover, the dustproof cover is arranged on the main body of the grounding iron, the dustproof cover is provided with a relief opening, and the connecting terminal is arranged in the relief opening.

An automobile, comprising the above-mentioned grounding device, the grounding device includes a grounding body, a terminal, a wire, a grounding fixture and a grounding pipe, the wire is connected to the terminal, and the terminal is connected to the main body, And it is fitted with the main body of the ground iron. The main body of the ground iron is provided with a matching groove, and the ground iron fixing part is fixedly connected with the grounding pipe. Set together so that the wire can conduct with the ground pipe.

The grounding device and the automobile provided by the utility model have the following beneficial effects:

In the grounding device provided by the utility model, the wires are connected to the connecting terminal, the connecting terminal is connected to the main body of the grounding iron, and is fitted with the main body of the grounding iron, the main body of the grounding iron is provided with a matching groove, and the grounding iron fixing part is fixed to the grounding pipe For connection, the grounding iron fixing part is provided with a boss, and the boss extends into the matching groove, and is arranged in close contact with the inner wall of the matching groove, so that the wire can be conducted with the grounding pipe. Compared with the prior art, the grounding device provided by the utility model adopts the grounding main body connected with the wire through the terminal and the mutual matching boss and matching groove, so the conduction contact area can be increased and the assembly is convenient , stable and reliable, and consumes less energy during the conduction process, avoiding interference to control signals, and has strong practicability.

In the automobile provided by the utility model, the iron grounding device inside can increase the conduction contact area, is convenient to assemble, is stable and reliable, and consumes less energy in the conduction process, avoiding interference to control signals, strong practicability, and safety high sex.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the schematic structural view of the grounding device provided by the first embodiment of the utility model;

Fig. 2 is an exploded view of the grounding device provided by the first embodiment of the utility model;

Fig. 3 is a structural schematic diagram of the connection between the grounding fixture and the grounding body in the grounding device provided by the first embodiment of the present invention;

Fig. 4 is a schematic structural view of the bracket in Fig. 2;

Fig. 5 is an exploded view of the connection between the grounding fixture and the grounding body in the grounding device provided by the second embodiment of the present invention;

6 is a cross-sectional view of the connection between the grounding fixture and the grounding body in the grounding device provided by the second embodiment of the present invention;

Fig. 7 is an exploded view of the connection between the terminal and the main body of the grounding device in the grounding device provided by the third embodiment of the present invention.

Icon: 100-grounding device; 110-grounding body; 111-cooperating groove; 112-first through hole; 113-second through hole; 114-fourth through hole; 115-card slot; 120-terminal ;121-the third through hole; 130-wire; 140-ground iron fixing piece; 141-boss; 142-thread hole; ;163-connection part; 164-holding part; 165-steel cable tie; 170-dust cover; Bolt; 200-first nut; 210-second bolt; 220-second nut.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "inner", "outer", "upper", "lower", "horizontal" etc. is based on the orientation or position shown in the drawings relationship, or the orientation or positional relationship that the utility model product is usually placed in use, is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, with a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless otherwise clearly stipulated and limited, the terms "setting", "connecting", "installing" and "connecting" should be understood in a broad sense, for example, it can be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Below in conjunction with the accompanying drawings, some embodiments of the present utility model will be described in detail. In the case of no conflict, the features in the following embodiments can be combined with each other.

first embodiment

Please refer to FIG. 1 , FIG. 2 , FIG. 3 and FIG. 4 . The embodiment of the utility model provides a car (not shown in the figure) for transportation. The iron grounding device 100 inside is easy to assemble, has a large conduction contact surface, is stable and reliable, consumes less energy during the conduction process, avoids interference with control signals, and has strong practicability and high safety. The automobile includes electrical equipment (not shown), grounding device 100 and vehicle frame (not shown), the electrical equipment and grounding device 100 are installed on the frame, and the ground wire of the electrical equipment is connected to the grounding device 100. The grounding device 100 is connected to the ground through the vehicle frame, so as to realize grounding of electrical appliances. In this embodiment, there are multiple electrical appliances, and the ground wires of multiple electrical appliances are all connected to the grounding device 100. The grounding device 100 can make the ground wires of multiple electrical appliances collectively grounded at the same time, so as to improve assembly efficiency and reduce The cost of materials ensures high-precision control of electrical appliances.

The grounding device 100 includes a grounding body 110 , a terminal 120 , a wire 130 , a grounding fixture 140 , a grounding pipe 150 , a support 160 and a dust cover 170 . The ground wire of the electrical appliance is connected to the wire 130 , and the wire 130 is connected to the terminal 120 , so that the ground wire of the electrical appliance is connected to the terminal 120 . The connecting terminal 120 is connected to the ground main body 110 , and is attached to the ground main body 110 , so that the wire 130 conducts with the ground main body 110 and improves connection reliability. The grounding main body 110 cooperates with the grounding fixing part 140, the grounding fixing part 140 is fixedly connected with the grounding pipe 150, and the grounding pipe 150 is fixedly connected with the vehicle frame, so as to realize conduction between the ground wire of the electrical appliance and the vehicle frame.

In this embodiment, the number of electrical appliances is four, and the number of wires 130 and connecting terminals 120 is four. The ground wire of each electrical appliance is connected to a connecting terminal 120 through a wire 130, and the four connecting terminals 120 are all connected to Ground on the main body 110 to realize four-point centralized grounding of four electrical appliances. But it is not limited thereto. In other embodiments, the number of electrical appliances can be one, or six or eight. The number of electrical appliances is not specifically limited. The grounding body 110 can be connected to the ground wires of multiple electrical appliances. To achieve multi-point centralized grounding of multiple electrical appliances.

It is worth noting that the main body 110 of the ground iron is provided with a matching groove 111, and the ground iron fixing part 140 is provided with a boss 141. It can conduct with the grounding pipe 150. During this process, due to the cooperation between the boss 141 and the matching groove 111, the contact area between the ground main body 110 and the ground fixture 140 is increased, so the conduction contact surface is increased. The conduction reliability is improved, the energy consumption in the conduction process is reduced, and the interference to the control signal is avoided.

In this embodiment, the boss 141 is transitionally fitted with the matching groove 111, and the boss 141 is selectively inserted into the matching groove 111, and is arranged in close contact with the inner wall of the matching groove 111, so that the grounding main body 110 and the grounding fixing part 140 are realized. The detachable connection between them is convenient for installation and maintenance, and the assembly is convenient. Specifically, the boss 141 is in the shape of a rectangle, and the matching groove 111 is a through groove, which is convenient for the boss 141 to be inserted into or pulled out of the fitting groove 111 .

In this embodiment, the bottom wall of the fitting groove 111 is provided with a first through hole 112, the first through hole 112 communicates with the fitting groove 111, the boss 141 is provided with a threaded hole 142, and the first through hole 112 is used for the screw 180 to pass through. However, the screw 180 passes through the first through hole 112 and cooperates with the threaded hole 142 to fix the relative position of the grounding body 110 and the grounding fixture 140 to prevent the grounding body 110 from being separated from the grounding fixture 140 .

It should be noted that the height of the boss 141 is less than or equal to the depth of the matching groove 111. When the boss 141 and the fitting groove 111 are fitted in place, the grounding fixture 140 is against the grounding main body 110, so that the grounding main body 110 It fits closely with the ground fixing part 140 and increases the contact area between the ground main body 110 and the ground fixing part 140 . In this embodiment, the height of the boss 141 is equal to the depth of the matching groove 111. When the boss 141 and the fitting groove 111 are fitted in place, the top surface of the boss 141 fits with the bottom wall of the fitting groove 111, further increasing the The contact area between the ground body 110 and the ground fixture 140 .

It is worth noting that the ground main body 110 is also provided with a second through hole 113, and the connecting terminal 120 is provided with a third through hole 121, the position of the second through hole 113 corresponds to the position of the third through hole 121, the second through hole Both the hole 113 and the third through hole 121 are used for the passage of the first bolt 190, and the first bolt 190 cooperates with the first nut 200 to realize the detachable connection between the main body 110 and the terminal 120, which is convenient for installation and maintain. In the process of installing the connection terminal 120, the second through hole 113 is first aligned with the third through hole 121, and then the first bolt 190 is sequentially passed through the second through hole 113 and the third through hole 121, and relative to the first The nut 200 is tightened to fix the relative position of the grounding body 110 and the connection terminal 120 .

In this embodiment, there are two second through holes 113 on the ground main body 110 , and the two second through holes 113 are respectively disposed on two sides of the matching groove 111 . The number of connection terminals 120 and wires 130 are four, and each wire 130 is connected to one connection terminal 120, wherein, two connection terminals 120 are attached to and arranged on both sides of a second through hole 113 respectively, and the other two connection terminals 120 are connected to each other. The terminals 120 are attached to two sides of the other second through hole 113 respectively. The first bolt 190 passes through one third through hole 121 , the second through hole 113 and the other third through hole 121 in turn, and cooperates with the first nut 200 to fix the two terminals 120 and the grounding body 110 at the same time. relative position. Specifically, there are two first bolts 190 and two first nuts 200 , which correspond to the two second through holes 113 respectively, so as to fix the positions of the four connection terminals 120 .

It is worth noting that the support member 160 is detachably connected to the main body 110 of the grounding iron, and resists the terminal 120 to fix the relative position of the terminal 120 and the main body 110 of the grounding, thereby preventing the terminal 120 from gravity and the connection between the wire 130 and the main body 110. The bending stress between the connecting terminals 120 causes loosening under long-term action, which improves the stability of the connection of the connecting terminals 120 .

It should be noted that the supporting member 160 includes a bracket 161 and a guiding pad 162 . The grounding main body 110 is also provided with a fourth through hole 114, the fourth through hole 114 is used for the passage of the second bolt 210, and the second bolt 210 passes through the leading block 162, the bracket 161 and the fourth through hole 114 in sequence , and cooperate with the second nut 220 to realize the detachable connection between the grounding body 110 and the bracket 161 , which is convenient for installation and maintenance. The bracket 161 is against the connection terminal 120 to support the connection terminal 120 and prevent the connection terminal 120 from loosening relative to the grounding body 110 . Specifically, the second bolt 210 can be tightened or loosened relative to the second nut 220 to adjust the distance between the bracket 161 and the ground main body 110 so as to adapt to the connection terminals 120 of different sizes.

In this embodiment, the bracket 161 is in the shape of a few characters. The bracket 161 includes a connecting portion 163 and two holding portions 164. One holding portion 164 is connected to the other holding portion 164 through the connecting portion 163. The holding portion 164 is in the shape of It is arc-shaped and matches the shape of the terminal 120 . The lifting portion 164 cooperates with the terminal 120 . The lifting portion 164 can limit and support the terminal 120 to prevent the terminal 120 from loosening. The connecting portion 163 is used for passing the second bolt 210 , and the second bolt 210 passes through the leading pad 162 , the connecting portion 163 and the fourth through hole 114 in turn, and cooperates with the second nut 220 . Specifically, there are two brackets 161 , leading pads 162 , two second bolts 210 and two second nuts 220 , so as to limit and support the four connection terminals 120 at the same time, which is stable and reliable.

It should be noted that the dust-proof cover 170 is covered on the ground main body 110, and the dust-proof cover 170 is used to block external dust and sundries, so as to prevent them from adhering to the ground main body 110 and the ground fixing part 140, so as to avoid their The grounding main body 110 and the grounding fixture 140 are corroded to prolong the service life of the grounding device 100 . Specifically, the dust-proof cover 170 is provided with a relief opening 171, and the connection terminal 120 is arranged in the relief opening 171, so that the connection terminal 120 is connected with the wire 130 externally, which is convenient for installation and maintenance.

In this embodiment, the dust-proof cover 170 is further provided with first openings 172 , and the number of the first openings 172 is two, corresponding to the two fourth through holes 114 . The position of the first opening 172 corresponds to the position of the fourth through hole 114 on the grounding body 110 , the second bolt 210 passes through the leading block 162 , the bracket 161 , the fourth through hole 114 and the first opening 172 in sequence, And cooperate with the second nut 220 to realize the detachable connection between the grounding main body 110 and the dust cover 170, which is convenient for installation and maintenance.

In the grounding device 100 provided by the embodiment of the present utility model, the wire 130 is connected to the terminal 120, the terminal 120 is connected to the main body 110 of the grounding, and is fitted to the main body 110 of the grounding, and the main body 110 of the grounding is provided with a matching groove 111, the grounding fixture 140 is fixedly connected with the grounding pipe 150, the grounding fixture 140 is provided with a boss 141, the boss 141 extends into the matching groove 111, and is fitted to the inner wall of the matching groove 111, so that the wire 130 can Conducted with the ground pipe 150 . Compared with the prior art, the grounding device 100 provided by the utility model adopts the grounding main body 110 connected with the wire 130 through the terminal 120 and the mutually matched boss 141 and the matching groove 111, so the conductor can be increased. Through the contact area, it is easy to assemble, stable and reliable, and consumes less energy during the conduction process, avoiding interference to control signals, strong practicability, and high vehicle safety.

second embodiment

Please refer to Fig. 5 and Fig. 6 together. The embodiment of the present invention provides a grounding device 100 for grounding iron. The connection is replaced by a threaded connection, the bottom wall of the matching groove 111 is no longer provided with the first through hole 112 , and the boss 141 is no longer provided with a threaded hole 142 .

In this embodiment, the matching groove 111 is circular, the boss 141 is cylindrical, the inner side wall of the matching groove 111 is provided with internal threads, the outer wall of the boss 141 is provided with external threads, and the inner thread and the outer thread are matched. 111 can rotate relative to the boss 141, so that the grounding body 110 can be tightened or loosened relative to the grounding fixing part 140, so as to realize the detachable connection between the grounding body 110 and the grounding fixing part 140, which is convenient for installation and maintenance , Easy assembly. In this way, the contact area between the ground main body 110 and the ground fixture 140 can also be increased, thereby increasing the conduction contact surface, improving the conduction reliability, reducing energy consumption during the conduction process, and avoiding damage to the control The signal is interfering.

The beneficial effect of the iron grounding device 100 provided by the embodiment of the present invention is the same as that of the first embodiment, and will not be repeated here.

third embodiment

Please refer to Fig. 7, the embodiment of the present utility model provides a grounding device 100, compared with the first embodiment, the difference of this embodiment is that the support 160 is replaced by a bracket 161 and a lead pad 162 with steel The cable tie 165 , the fourth through hole 114 on the ground main body 110 is replaced by the slot 115 , and the first opening 172 on the dustproof cover 170 is replaced by the second opening 173 .

It is worth noting that the support member 160 is a steel cable tie 165, and the main body 110 of the ground iron is also provided with a card slot 115. The steel cable tie 165 is bound to the terminal 120 and snapped into the card slot 115 to realize the steel cable tie. The detachable connection between 165 and the ground main body 110 is convenient for installation and maintenance. The steel strap 165 can fix the connection terminal 120 on the ground main body 110 to prevent the connection terminal 120 from loosening relative to the ground main body 110 . In this embodiment, the number of steel straps 165 is four, and the number of clamping slots 115 is four. Each steel strap 165 is bound to one terminal 120 and is clamped to one clamping slot 115 .

In this embodiment, the dustproof cover 170 is further provided with second openings 173 , the number of the second openings 173 is four, and corresponds to the four slots 115 one by one. The position of the second opening 173 corresponds to the position of the slot 115 on the ground main body 110, and the steel strap 165 passes through the slot 115 and the second opening 173 in order to realize the connection between the main body 110 and the dust cover 170. Detachable connection for easy installation and maintenance.

The beneficial effect of the iron grounding device 100 provided by the embodiment of the present invention is the same as that of the first embodiment, and will not be repeated here.

The above are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a bonding earthing device, its characterized in that, includes bonding main part, binding post, wire, bonding mounting and ground pipe, the wire with binding post connects, binding post connect in the bonding main part, and with bonding main part laminating sets up, the cooperation groove has been seted up to the bonding main part, the bonding mounting with ground pipe fixed connection, the bonding mounting is provided with the boss, the boss stretches into the cooperation groove, and with the inner wall laminating setting in cooperation groove, so that the wire can with the ground pipe switches on.

2. The ground engaging apparatus of claim 1, wherein a bottom wall of the engaging groove is formed with a first through hole, the first through hole communicates with the engaging groove, the boss is formed with a threaded hole, the first through hole is used for a screw to pass through, and the screw is engaged with the threaded hole to fix a relative position of the ground engaging main body and the ground engaging fixture.

3. The grounding device of claim 1, wherein the mating groove is circular, the boss is cylindrical, an inner side wall of the mating groove is provided with an inner thread, an outer side wall of the boss is provided with an outer thread, and the inner thread is matched with the outer thread.

4. The grounding device as claimed in claim 1, wherein the height of the boss is less than or equal to the depth of the fitting groove.

5. The grounding device of claim 1, wherein the grounding body further defines a second through hole, the connection terminal defines a third through hole, the second through hole corresponds to the third through hole, the second through hole and the third through hole are both used for a first bolt to pass through, and the first bolt is engaged with a first nut.

6. The grounding device as claimed in claim 1, further comprising a support member detachably connected to the grounding body and abutting against the connection terminal to fix a relative position of the connection terminal and the grounding body.

7. The bonding grounding device of claim 6, wherein the supporting member comprises a bracket and a traction cushion block, the bonding main body is further provided with a fourth through hole, the fourth through hole is used for a second bolt to pass through, the second bolt sequentially passes through the traction cushion block, the bracket and the fourth through hole and is matched with a second nut, and the bracket is abutted against the wiring terminal.

8. The grounding device of claim 6, wherein the supporting member is a steel band, the grounding body is further provided with a slot, and the steel band is bound on the wiring terminal and clamped with the slot.

9. The grounding device of claim 1, further comprising a dust cap, wherein the dust cap is disposed on the grounding body, the dust cap is provided with a position-giving opening, and the wiring terminal is disposed in the position-giving opening.

10. An automobile characterized by comprising the ground engaging apparatus as recited in any one of claims 1 to 9.