CN105490042B - A kind of satellite power supply controller ground stud component - Google Patents

Abstract

The invention discloses a ground pile assembly for a satellite power supply controller, comprising: a floating ground pile and a structural ground pile; the floating ground pile is composed of a front section, a middle section and a rear section; The cross section of the middle section is square; the structure of the floating ground pile and the structural ground pile are the same; the power controller structure is socketed on the middle section of the floating ground pile and the structural ground pile; the middle section of the floating ground pile and the structural ground pile The middle section is connected by a connecting sheet; an insulating sleeve is provided between the connecting sheet and the power controller structure; the insulating sleeve is sleeved on the floating ground pile; the insulating sleeve includes a first insulating part that prevents the connecting sheet and the power controller structure from being short-circuited, The second insulating part that prevents the power controller structure from being short-circuited with the floating grounding stake; the middle section of the floating grounding stake is provided with an insulating pad; the insulating pad is provided with a groove that matches the second insulating part; the floating grounding stake and Both ends of the structural grounding pile are respectively provided with fastening nuts.

Description

A ground pile assembly for a satellite power controller

technical field

The invention belongs to the technical field of satellite power supply control equipment, and in particular relates to a ground pile assembly of a satellite power supply controller.

Background technique

The satellite power controller is the core component of the satellite power system, its reliable and stable performance is directly related to the life of the satellite, especially the reliability of the grounding network. The power controller of the high-power satellite platform requires the interconnection function of the entire satellite power ground and the structural ground.

At present, the general power controller grounding pile uses standard gold-plated screws. The anti-loosening measures generally adopt the following two methods. One is that the structure is designed as a through hole, and it is locked in the form of double nuts when tightening. The other is that The structure is designed as threaded holes, and the grounding stakes are directly fastened with threads, which can prevent loosening under ideal conditions. However, in the process of use, there are situations where the grounding wire is repeatedly disassembled and assembled. After repeated disassembly and assembly, the grounding piles will become loose in both forms. This is because repeated twisting will cause the lock nut to loosen. Looseness or relative misalignment between ground stake and thread. Therefore, it is necessary to design a ground pile that can completely solve this problem. In addition, the power controller of the high-power satellite platform requires the interconnection function of the entire satellite power ground and the structural ground, and a floating ground pile needs to be designed to meet the demand.

Contents of the invention

The technical problem to be solved by the present invention is: to provide a satellite power controller ground pile assembly; on the basis of ensuring effective and reliable connection, to provide a ground pile with simple structure, convenient manufacture and installation, and completely solve the problem of ground pile loosening components. This component also includes floating ground piles commonly used in high-power power supply controllers, which is suitable for high-power satellite power controllers that require electrical ground and structural ground to be interconnected at the power controller.

The technical scheme that the present invention takes for solving the technical problem existing in known technology is:

A satellite power controller ground pile assembly, comprising a floating ground pile (5) connected to a power controller structure (1) and a structural ground pile (7); the floating ground pile (5) consists of a front section, a middle section and the rear section are composed of three parts; wherein: the front section and the rear section are screw structures with external threads; the section of the middle section is a square; the floating ground pile (5) and the structural ground pile (7) The same structure; the power controller structure (1) is socketed on the middle section of the floating grounding pile (5) and the structural grounding pile (7); the middle section of the floating grounding pile (5) and the structural grounding The middle section of the pile (7) is connected by a connecting piece (4); an insulating sleeve (3) is arranged between the connecting piece (4) and the power controller structure (1); the insulating sleeve (3) covers connected to the floating ground pile (5); the insulating cover (3) includes a first insulating part that prevents the connecting piece (4) and the power controller structure (1) from short-circuiting, prevents the power controller structure (1) and The second insulating part short-circuited by the floating ground pile (5); an insulating pad (2) is arranged in the middle section of the floating ground pile (5); the insulating pad (2) and the insulating sleeve (3) are located at the power supply Both sides of the controller structure (1); on the insulating pad (2), a groove matching the second insulating part; the floating grounding stake (5) and the structural grounding stake (7) Fastening nuts (6) are respectively provided at both ends of the two ends; wherein: the front section of the floating grounding stake (5) and the structural grounding stake (7) are made of brass; the floating grounding stake (5) ) and the outer wall of the structural grounding pile (7) are plated with gold; the connecting piece (4) is made of red copper.

The advantages and positive effects that the present invention has are:

1. The patent design of the present invention has a separate anti-loosening measure, which does not damage the fastening thread. In the middle of the bolt, an anti-rotation part with a square cross section is designed. After the fastening screw is tightened, it can be completely anti-loosening, which improves the reliability of the grounding pile ;

2. The patented floating ground pile component of the present invention is composed of a floating ground pile, an insulating sleeve and an insulating pad, which can realize the isolation of the satellite bus electrical ground and the structural ground.

3. The patented floating grounding pile of the present invention is connected to the grounding pile through the connecting piece to realize the connection between the satellite electric ground and the structural ground.

4. The patented structure of the present invention is simple, easy to process and easy to install.

Description of drawings:

Fig. 1 is a structural diagram of a preferred embodiment of the present invention;

Fig. 2 is the front view of the floating ground pile in the preferred embodiment of the present invention;

Fig. 3 is the plan view of floating ground pile in the preferred embodiment of the present invention;

Fig. 4 is the front view of the insulating sleeve in the preferred embodiment of the present invention;

Fig. 5 is the A-A sectional view of insulating cover in the preferred embodiment of the present invention;

Fig. 6 is the front view of insulating pad in the preferred embodiment of the present invention;

Fig. 7 is the A-A sectional view of insulating pad in the preferred embodiment of the present invention;

Fig. 8 is a front view of the connecting piece in the preferred embodiment of the present invention.

1. Power controller structure; 2. Insulating pad; 3. Insulating sleeve; 4. Connecting sheet; 5. Floating grounding stake; 6. Fastening nut; 7. Structural grounding stake.

Detailed ways

In order to further understand the invention content, characteristics and effects of the present invention, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:

Please refer to Fig. 1 to Fig. 8, a kind of ground stake assembly of satellite power supply controller, comprises the floating ground stake 5 and structure ground stake 7 that are connected with power controller structure 1; and the rear section are composed of three parts; wherein: the front section and the rear section are screw structures with external threads; the cross-section of the middle section is a square; the structure of the floating ground pile 5 and the structural ground pile 7 are the same; The power controller structure 1 is socketed on the middle section of the floating grounding pile 5 and the structural grounding pile 7; the middle section of the floating grounding pile 5 and the middle section of the structural grounding pile 7 are connected by a connecting piece 4; An insulating sleeve 3 is arranged between the connecting piece 4 and the power controller structure 1; the insulating sleeve 3 is sleeved on the floating grounding pile 5; the insulating sleeve 3 includes the preventing connecting piece 4 and the power controller structure 1 short-circuited first insulating part, the second insulating part to prevent short-circuiting between the power supply controller structure 1 and the floating grounding stake 5; an insulating pad 2 is provided in the middle section of the floating grounding stake 5; the insulating pad 2 and the insulating sleeve 3 are located on both sides of the power controller structure 1; the insulating pad 2 is provided with a groove matching the second insulating part; the floating grounding stake 5 and the structural grounding stake 7 are The ends are respectively provided with fastening nuts 6; wherein: the front section of the floating grounding stake 5 and the structural grounding stake 7 are made of brass; the front section of the floating grounding stake 5 and the structural grounding stake 7 The outer wall is plated with gold; the connecting piece 4 is made of red copper.

In the above-mentioned preferred embodiment, it mainly includes the structural grounding stake 7, the floating grounding stake 5 and its insulating fittings, connecting piece 4, etc., and the structural grounding stake 7 is a special stud bolt, which is characterized in that it has a double-ended thread, one end Fastened to the structure, one end can be connected to the grounding cable and the connecting piece; the middle part is designed as a square section with anti-rotation, which is matched with the square hole of the structure, and the fastening nut can be completely anti-loosen after tightening. The floating ground pile assembly is a special double-headed bolt assembly with insulating function, including floating ground piles, insulating pads, and insulating sleeves. Stud bolts are used in the same way as structural grounding piles. Insulating pads and insulating sleeves can isolate the bolts from structural grounding electrical appliances. The two are connected through an external connecting piece, which can realize the interconnection function of the satellite electric ground and the structural ground.

The structural grounding pile 7 is directly connected to the power controller structure 1; the floating grounding pile part of this patent is composed of a floating grounding pile 5, an insulating sleeve 3 and an insulating pad 2, and is insulated from the satellite structure to be a satellite electric ground; The floating ground pile 5 can be connected with the ground pile through the connection piece 4, so as to realize the connection between the satellite electric ground and the structural ground.

The manufacturing process of the satellite power controller ground pile assembly in the above-mentioned preferred embodiment is as follows:

Refer to attached drawings 2 and 3, choose brass as the material for grounding bolts, first machine a square long rod, then make a stepped square part, and carve external threads at both ends of the long rod to form stud bolts, floating grounding piles Production is similar to this. After the bolt processing is completed, it needs to be gold-plated;

Refer to attached drawing 8, the production of the connecting piece: the connecting piece is made of copper material, machined according to the drawing, and needs to be silver-plated after processing;

Please refer to Figure 4 to Figure 7, the production of insulation 3 and insulation pad 2: insulation sleeve 3 is a T-shaped sleeve, and insulation pad 2 is a circular gasket with grooves. The combination of the two can make the floating grounding pile Insulated from the structure.

The embodiments of the present invention have been described in detail above, but the content described is only a preferred embodiment of the present invention, and cannot be considered as limiting the implementation scope of the present invention. All equivalent changes and improvements made according to the application scope of the present invention shall still belong to the scope covered by the patent of the present invention.

Claims (1)

1. a satellite power controller ground stake assembly, comprising a floating ground stake (5) connected to a power supply controller structure (1) and a structural ground stake (7); it is characterized in that: said floating ground stake ( 5) It consists of three parts: the front section, the middle section and the back section; wherein: the front section and the back section are screw structures with external threads; the section of the middle section is square; the floating ground pile (5) and the structure The structures of the grounding stakes (7) are the same; the power controller structure (1) is simultaneously socketed on the middle section of the floating grounding stake (5) and the structural grounding stake (7); the floating grounding stake (5 ) and the middle section of the structural grounding pile (7) are connected through a connecting piece (4); an insulating sleeve (3) is arranged between the connecting piece (4) and the power controller structure (1); the The insulating sleeve (3) is socketed on the floating grounding stake (5); the insulating sleeve (3) includes a first insulating part that prevents the connecting sheet (4) from shorting the power controller structure (1), prevents the power The controller structure (1) is short-circuited with the second insulating part of the floating ground stake (5); an insulating pad (2) is provided at the middle section of the floating ground stake (5); the insulating pad (2) and The insulating sleeve (3) is located on both sides of the power controller structure (1); a groove matching the second insulating part is opened on the insulating pad (2); the floating grounding stake (5) and Both ends of the structural grounding pile (7) are respectively provided with fastening nuts (6); wherein: the front section of the floating grounding pile (5) and the structural grounding pile (7) are both made of brass; The front section of the floating grounding pile (5) and the outer wall of the structural grounding pile (7) are plated with gold; the connecting piece (4) is made of red copper.