Power supply switching device

Abstract

The utility model provides a power supply switching device, which relates to the technical field of power supply switching, and comprises a base, the lower side of the base is provided with a nut accommodating groove, the groove bottom of the nut accommodating groove is provided with a first through hole, the outer side of the base is provided with a connecting lug, and the connecting lug is provided with a mounting hole; the conducting strip is detachably connected to the upper side of the base through a first bolt fastening assembly, a first nut of the first bolt fastening assembly is embedded in the nut containing groove, and rotation of the first nut is limited by the nut containing groove; the top cover is in a box shape, a wire passing hole is formed in the top cover, and the top cover is detachably connected with the base; power supply switching can be carried out more conveniently, and the protection effect of the power supply switching position is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of power supply transfer, and more specifically, relates to a power supply transfer device. Background Art

[0002] Terminal blocks are mainly used to achieve electrical connections, making wire connections more convenient, while power transfer is more common in electrical design and is used to connect various electronic devices and cables. Power transfer can be achieved by welding or by connecting cables through an adapter box. The former has the disadvantage of being difficult to disassemble once welded, while the latter can be achieved by crimping terminal blocks with bolts. It has the advantages of easy connection, high reliability, and easy maintenance, and is widely used in electrical system design. Utility Model Content

[0003] The purpose of the utility model is to provide a power supply transfer device, which can realize more convenient power supply transfer and improve the protection effect of the power supply transfer position.

[0004] In order to achieve the above object, the utility model provides a power supply adapter, comprising:

[0005] A base, wherein a nut receiving groove is provided on the lower side of the base, a first through hole is provided at the bottom of the nut receiving groove, and a connecting ear is provided on the outer side of the base, and a mounting hole is provided on the connecting ear;

[0006] A conductive sheet, the conductive sheet being detachably connected to the upper side of the base through a first bolt fastening assembly, wherein a first nut of the first bolt fastening assembly is embedded in the nut receiving groove and is restricted in rotation by the nut receiving groove;

[0007] The top cover is box-shaped and is provided with a wire-passing hole. The top cover is detachably connected to the base.

[0008] Optionally, the first bolt fastening assembly includes a first bolt, a first washer and a first nut, the first nut of the first bolt is embedded in the nut accommodating groove, the first screw rod of the first bolt passes through the first through hole and the second through hole of the conductive sheet and extends upward, and the first washer and the first nut are arranged on the upper side of the conductive sheet and cooperate with the first bolt.

[0009] Optionally, at least two of the nut receiving grooves and the first bolt fastening assembly are provided respectively, and there is one conductive sheet.

[0010] Optionally, four outwardly extending connecting ears are arranged on the periphery of the base.

[0011] Optionally, a pair of plug-in slots are provided on opposite sides of the base, the top and one side away from each other are open, and a pair of plug-in ears are provided at the lower end of the top cover, and each of the plug-in ears is plugged into and matched with one of the plug-in slots.

[0012] Optionally, a third through hole is provided inside the base, and both ends of the third through hole are respectively connected to a pair of the plug-in grooves, and the plug-in ear is provided with a fourth through hole, and the top cover is detachably connected to the base by a second bolt fastening assembly passing through the third through hole and the fourth through hole.

[0013] Optionally, the second bolt fastening assembly includes a second bolt, a second washer and a second nut, the second screw rod of the second bolt passes through the two fourth through holes and the third through hole from one side of the top cover and extends to the other side of the top cover, and the second washer and the second nut cooperate with the second bolt.

[0014] Optionally, one wire hole is respectively provided at both ends of the top cover.

[0015] Optionally, the base and the top cover are made of 30% glass fiber reinforced polyetheretherketone (Peek).

[0016] Optionally, the conductive sheet is made of brass.

[0017] The utility model provides a power supply adapter, which has the following beneficial effects: the power supply adapter has a base, and a nut accommodating groove is arranged on the lower side of the base, which can accommodate the first nut of the first bolt fastening assembly and limit it. The U-shaped terminal of the external cable can be crimped on the conductive sheet through the first bolt fastening assembly to achieve electrical connection and transfer. Due to the existence of the nut accommodating groove, the crimping and fixing of the U-shaped terminal of the external cable is more convenient, and the operating space is saved, so that the structure can be arranged more compactly. The top cover can be arranged above the conductive sheet and the first bolt fastening assembly to improve the protection effect of the wiring position.

[0018] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and other objects, features and advantages of the present invention will become more apparent through a more detailed description of exemplary embodiments of the present invention in conjunction with the accompanying drawings, wherein the same reference numerals generally represent the same components in the exemplary embodiments of the present invention.

[0020] Figure 1 A schematic structural diagram of a power supply adapter according to an embodiment of the utility model is shown with the top cover removed.

[0021] Figure 2 A schematic structural diagram of a base of a power supply adapter device according to an embodiment of the utility model is shown.

[0022] Figure 3 A schematic diagram of the top structure of a base of a power supply adapter device according to an embodiment of the utility model is shown.

[0023] Figure 4 A schematic structural diagram of a top cover of a power supply adapter device according to an embodiment of the utility model is shown.

[0024] Figure 5 A schematic diagram of a power supply adapter device in use according to an embodiment of the utility model is shown.

[0025] Description of reference numerals:

[0026] 1. Base; 2. Nut receiving groove; 3. First through hole; 4. Connecting ear; 5. Mounting hole; 6. Conductive sheet; 7. First bolt fastening assembly; 8. Top cover; 9. Wire hole; 10. Plug-in groove; 11. Plug-in ear; 12. Second bolt fastening assembly. DETAILED DESCRIPTION

[0027] The preferred embodiments of the present invention will be described in more detail below. Although the preferred embodiments of the present invention are described below, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present invention more thorough and complete, and to fully convey the scope of the present invention to those skilled in the art.

[0028] like Figures 1 to 4 As shown, the utility model provides a power supply transfer device, comprising:

[0029] A base 1, a nut receiving groove 2 is provided on the lower side of the base 1, a first through hole 3 is provided at the bottom of the nut receiving groove 2, a connecting ear 4 is provided on the outer side of the base 1, and a mounting hole 5 is opened on the connecting ear 4;

[0030] The conductive sheet 6 is detachably connected to the upper side of the base 1 through a first bolt fastening assembly 7, and the first nut of the first bolt fastening assembly 7 is embedded in the nut receiving groove 2 and is restricted in rotation by the nut receiving groove 2;

[0031] The top cover 8 is box-shaped and is provided with a wire hole 9. The top cover 8 is detachably connected to the base 1.

[0032] Specifically, in order to realize more convenient power supply transfer and improve the protection effect of the power supply transfer position; the power supply transfer device provided by the utility model has a base 1, and a nut receiving groove 2 is arranged on the lower side of the base 1, which can accommodate the first nut of the first bolt fastening assembly 7 and limit it. The U-shaped terminal of the external cable can be crimped on the conductive sheet 6 through the first bolt fastening assembly 7 to achieve electrical connection and transfer. Due to the presence of the nut receiving groove 2, the crimping and fixing of the U-shaped terminal of the external cable is more convenient, and the operating space is saved, so that the structure can be arranged more compactly. The setting of the top cover 8 can cover the conductive sheet 6 and the first bolt fastening assembly 7 to improve the protection effect of the wiring position.

[0033] In one embodiment, the power supply adapter can be installed on the mounting plate through the connecting ear 4 and the mounting hole 5 thereon;

[0034] In this embodiment, if Figure 5 As shown, the power supply adapter device can also be installed in combination, and two power supply adapter devices can be combined and connected by bolt fasteners through their respective connecting ears 4 and the mounting holes 5 thereon.

[0035] Optionally, the first bolt fastening assembly 7 includes a first bolt, a first gasket and a first nut, the first nut of the first bolt is embedded in the nut accommodating groove 2, the first screw rod of the first bolt passes through the first through hole 3 and the second through hole of the conductive sheet 6 and extends upward, the first gasket and the first nut are arranged on the upper side of the conductive sheet 6 and cooperate with the first bolt.

[0036] Specifically, the first bolt fastening assembly 7 is not only used to fix the conductive sheet 6, but also can crimp the U-shaped terminal of the external cable onto the conductive sheet 6 through the fastening of the first nut to achieve electrical connection.

[0037] Optionally, at least two nut receiving grooves 2 and first bolt fastening components 7 are provided respectively, and the number of conductive sheets 6 is one.

[0038] In this embodiment, there are two first bolt fastening assemblies 7, and the first nuts of the two first bolt fastening assemblies 7 are respectively embedded in a nut accommodating groove 2. The conductive sheet 6 is provided with a rectangular sheet. The U-shaped terminal of the external cable input line and the U-shaped terminal of the external cable output line can be crimped on the conductive sheet 6 through a first bolt fastening assembly 7 respectively to realize power supply transfer.

[0039] Optionally, four outwardly extending connection ears 4 are arranged on the outer periphery of the base 1 .

[0040] Specifically, the four connecting ears 4 are arranged symmetrically and extend outward, which is convenient for installation using bolt fasteners, and also convenient for arranging two bases 1 relatively and combining and connecting them for use.

[0041] Optionally, a pair of plug-in slots 10 are provided on opposite sides of the base 1 , the top and one side away from each other are open, and a pair of plug-in ears 11 are provided at the lower end of the top cover 8 , and each plug-in ear 11 is plugged into and matched with a plug-in slot 10 .

[0042] Specifically, the plug-in slot 10 has two adjacent surfaces that are open, and the plug-in ears 11 on the top cover 8 are inserted into the plug-in slot 10 from top to bottom to achieve positioning of the top cover 8 .

[0043] Optionally, a third through hole is provided inside the base 1, and the two ends of the third through hole are respectively connected to a pair of plug-in grooves 10, and the plug-in ear 11 is provided with a fourth through hole, and the top cover 8 is detachably connected to the base 1 by a second bolt fastening assembly 12 passing through the third through hole and the fourth through hole.

[0044] Specifically, after the plug-in ear 11 of the top cover 8 is inserted into the plug-in slot 10 and positioned by the plug-in slot 10, the third through hole is aligned with the fourth through hole, and the second screw of the second bolt fastening assembly 12 can pass through the third through hole and the fourth through hole, thereby fastening the top cover 8 to the top of the base 1.

[0045] Optionally, the second bolt fastening assembly 12 includes a second bolt, a second gasket and a second nut, the second screw rod of the second bolt passes through the two fourth through holes and the third through hole from one side of the top cover 8 and extends to the other side of the top cover 8, and the second gasket and the second nut cooperate with the second bolt.

[0046] Specifically, a second bolt is used, and the second screw rod of the second bolt passes from one side of the top cover 8 to the other side thereof, the second nut is left on one side of the top cover 8, and the second nut is screwed on the other side of the top cover 8.

[0047] Optionally, a wire hole 9 is respectively provided at both ends of the top cover 8 .

[0048] Specifically, the two wire holes 9 can be used for passing an external cable in and an external cable out respectively.

[0049] Optionally, the material of the base 1 and the top cover 8 is 30% glass fiber reinforced polyetheretherketone (Peek).

[0050] Specifically, 30% glass fiber reinforced polyetheretherketone (PEEK) 450GL30 is a polymer material, which is composed of polyetheretherketone (PEEK) and 30% glass fiber. Polyetheretherketone (PEEK) is a high-performance thermoplastic with excellent mechanical properties, chemical stability and thermal stability. Glass fiber can enhance the strength and stiffness of polyetheretherketone (PEEK) and improve its fatigue life and wear resistance.

[0051] Optionally, the conductive sheet 6 is made of brass.

[0052] Specifically, the conductive sheet 6 is made of high-conductivity H62 brass that has been surface passivated.

[0053] In summary, when the power supply adapter provided by the utility model is used, taking when the power supply cable in the electrical system needs to be switched as an example, first, the nuts of the two first bolt fastening assemblies 7 are loosened appropriately, wherein the first nut on one of the first bolts is crimped to the U-shaped terminal at the input end, and the first nut on the other first bolt is crimped to the U-shaped terminal at the output end; after the crimping and fastening are completed, the top cover 8 is covered, and the top cover 8 is connected and fastened to the base 1 through the second bolt fastening assembly 12, so as to achieve the purpose of improving the protection effect; there are four connecting ears 4 around the base 1, which can be fixed to the mounting plate by bolt connection, and the two power supply adapters can also be connected to form a combined power supply adapter module through the connecting ears 4 in a vertically symmetrical connection manner.

[0054] The various embodiments of the utility model have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes are obvious to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A power supply transfer device, characterized in that: include: A base, wherein a nut receiving groove is disposed on the lower side of the base, a first through hole is disposed at the bottom of the nut receiving groove, and a connecting ear is disposed on the outer side of the base, and a mounting hole is formed in the connecting ear; A conductive sheet, the conductive sheet being detachably connected to the upper side of the base through a first bolt fastening assembly, wherein a first nut of the first bolt fastening assembly is embedded in the nut receiving groove and is restricted in rotation by the nut receiving groove; The top cover is box-shaped and is provided with a wire-passing hole. The top cover is detachably connected to the base.

2. The power supply transfer device according to claim 1, characterized in that: The first bolt fastening assembly includes a first bolt, a first washer and a first nut. The first nut of the first bolt is embedded in the nut accommodating groove. The first screw rod of the first bolt passes through the first through hole and the second through hole of the conductive sheet and extends upward. The first washer and the first nut are arranged on the upper side of the conductive sheet and cooperate with the first bolt.

3. The power supply transfer device according to claim 1, characterized in that: The nut receiving grooves and the first bolt fastening assembly are respectively provided with at least two, and the conductive sheet is one.

4. The power supply transfer device according to claim 1, characterized in that: The outer periphery of the base is provided with four connecting ears extending outwards.

5. The power supply transfer device according to claim 1, characterized in that: A pair of plug-in slots are arranged on opposite sides of the base, the top and one side away from each other of the plug-in slots are open, and a pair of plug-in ears are arranged at the lower end of the top cover, each of the plug-in ears is plugged and matched with one of the plug-in slots.

6. The power supply transfer device according to claim 5, characterized in that: A third through hole is provided inside the base, and both ends of the third through hole are respectively connected to a pair of the plug-in grooves, and a fourth through hole is provided in the plug-in ear. The top cover is detachably connected to the base by a second bolt fastening assembly passing through the third through hole and the fourth through hole.

7. The power supply transfer device according to claim 6, characterized in that: The second bolt fastening assembly includes a second bolt, a second washer and a second nut. The second screw rod of the second bolt passes through the two fourth through holes and the third through hole from one side of the top cover and extends to the other side of the top cover. The second washer and the second nut cooperate with the second bolt.

8. The power supply transfer device according to claim 1, characterized in that: The two ends of the top cover are respectively provided with a wire passing hole.

9. The power supply transfer device according to claim 1, characterized in that: The conductive sheet is made of brass.

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