CN216851784U

CN216851784U - Electromagnetic emission pulse power supply coaxial cable convergence device

Info

Publication number: CN216851784U
Application number: CN202220398344.2U
Authority: CN
Inventors: 邹海兵; 张亚舟; 李艳明; 赵斌; 孟德智; 杨琳
Original assignee: Beijing Machinery Equipment Research Institute
Current assignee: Beijing Machinery Equipment Research Institute
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-06-28
Anticipated expiration: 2032-02-25

Abstract

The utility model relates to an electromagnetic emission pulse power coaxial cable device that converges belongs to electromagnetic emission technical field, has solved the problem that current pulse power module life is low. The utility model provides an electromagnetic emission pulse power coaxial cable device that converges, includes support, copper conductor, briquetting and protective sheath, the protective sheath is outside coaxial cable, and coaxial cable passes through the briquetting is fixed on the support, the briquetting with the copper conductor is connected, the copper conductor is connected with the power. The utility model discloses a device converges is equipped with anodal flange cover and negative pole flange cover, overlaps respectively in coaxial cable's anodal pencil and the outside of negative pole pencil, avoids coaxial cable's pencil to receive the extrusion, improves coaxial cable's life, has increased the security of a whole set of system.

Description

Electromagnetic emission pulse power supply coaxial cable convergence device

Technical Field

The utility model belongs to the technical field of the electromagnetic emission, in particular to electromagnetic emission pulse power coaxial cable device that converges.

Background

The operating principle of electromagnetic emission is to drive a load by electromagnetic force, converting electromagnetic energy into kinetic energy of an armature. At present, the application field of electromagnetic emission is more and more extensive. Compared with the traditional launching, the electromagnetic launching technology utilizes electromagnetic energy to accelerate the load, has the characteristics of high speed, high safety and the like, achieves the control of the launching load outlet speed through controlling the electric energy, enables the launching to be more stable, and becomes the mainstream development trend of the future combat weapons.

The pulse power supply is used as an energy storage system of the electromagnetic emission device, the electromagnetic emission capacity is determined, the pulse power supply system is connected with the electromagnetic emission system through the confluence device, the confluence device can converge and conduct current in the pulse power supply module to a coaxial cable, and the current is connected with the electromagnetic emission system through the coaxial cable, so that electric energy is converted into emitted kinetic energy. Therefore, the bus device is a key device for connecting the electromagnetic emission system and the pulse power module, and determines the electromagnetic emission capability.

Under the condition of discharging of the existing bus device, the electric power applied to the cable is strong, and the threads of the cable core are easy to break, so that the service life of the cable is shortened. And the convergence device is easy to generate point discharge in the process of conducting the cable to the coaxial cable, the convergence device is ablated, and the service life of the pulse power supply module is shortened.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the utility model aims at providing an electromagnetic emission pulse power coaxial cable device that converges for solve the problem that current pulse power module life is low.

The purpose of the utility model is mainly realized through the following technical scheme:

the utility model provides an electromagnetic emission pulse power coaxial cable device that converges, includes support, copper conductor, briquetting and protective sheath, the protective sheath is outside coaxial cable, and coaxial cable passes through the briquetting is fixed on the support, the briquetting with the copper conductor is connected, the copper conductor is connected with the power.

Further, the pressing block comprises a positive pressing block and a negative pressing block which are respectively connected with a positive wire harness and a negative wire harness of the coaxial cable.

Furthermore, the copper conductor comprises an anode copper block and a cathode copper block, the anode copper block is connected with the anode pressing block through two first bolts, and the cathode copper block is connected with the cathode pressing block through two second bolts.

The coaxial cable further comprises a positive pressure plate and a negative pressure plate, wherein a positive wire harness of the coaxial cable is positioned between the positive pressure plate and the positive pressure block, and a negative wire harness of the coaxial cable is positioned between the negative pressure plate and the negative pressure block.

Further, the protective sheath includes anodal flange cover, anodal flange cover includes first sleeve pipe and first flange board, first flange board is established in first sheathed tube upper end, first sleeve pipe box is in the outside of anodal pencil.

Further, the protective sheath still includes negative pole flange cover, negative pole flange cover includes second sleeve pipe and second flange board, the second flange board is established at the sheathed tube lower extreme of second, the second sleeve pipe is sheathed in the outside of negative pole pencil.

Further, the first flange plate and the second flange plate are clamped at the upper end of the positive pressing block and the lower end of the negative pressing block respectively.

Furthermore, the support comprises a first insulating plate, a second insulating plate and a supporting plate, the supporting plate comprises a transverse plate and a vertical plate which are perpendicular to each other, and the first insulating plate and the second insulating plate are tightly attached to two sides of the vertical plate respectively.

Further, the width of the first insulating plate is the same as that of the second insulating plate, the width of the vertical plate is smaller than that of the first insulating plate, and the vertical plate is located in the middle of the first insulating plate and the second insulating plate in the width direction.

Furthermore, a third insulating plate and a fourth insulating plate are respectively arranged on two sides of the vertical plate in the width direction.

Furthermore, the electric conduction device also comprises four electric conduction sleeves, and the four electric conduction sleeves are respectively sleeved on the peripheries of the first bolt and the second bolt.

The utility model discloses can realize one of following beneficial effect at least:

(1) the utility model discloses a device that converges's support adopts the composite multilayer structure who comprises epoxy board and corrosion resistant plate, when improving support intensity, guarantees electrical insulation.

(2) The utility model discloses a device that converges is equipped with conductive sleeve, conductive sleeve connects briquetting and copper conductor, and interference fit between conductive sleeve and briquetting and the copper conductor for briquetting, conductive sleeve and copper conductor form a body structure under the effect of bolt pretension, thereby can steadily switch on current, avoid producing the peak when heavy current flows in the twinkling of an eye and discharge.

(3) The utility model discloses a device converges is equipped with anodal flange cover and negative pole flange cover, the cover is in coaxial cable's anodal pencil and negative pole pencil's the outside respectively, and the flange plate of flange cover blocks respectively in the upper end of anodal briquetting and the lower extreme of negative pole briquetting, the pencil of avoiding coaxial cable on the one hand receives the extrusion, on the other hand plays limiting displacement to coaxial cable, even under the condition that pulls the cable with strong electrodynamic force, coaxial cable's axis direction's removal has been prevented, thereby avoid the cable core impaired, the security of the whole system has been increased.

The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.

Fig. 1 is a schematic structural view of a junction device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a coaxial cable according to an embodiment of the present invention;

fig. 3 is a schematic view illustrating the installation of the conductive sleeve according to the embodiment of the present invention;

fig. 4 is a schematic view of the installation of the flange sleeve according to the embodiment of the present invention.

Reference numerals:

1-confluence device, 101-first insulating plate, 102-second insulating plate, 103-third insulating plate, 104-fourth insulating plate, 105-positive copper block, 106-negative copper block, 107-supporting plate, 108-coaxial cable, 109-negative pressure plate, 110-negative pressure block, 111-positive pressure plate, 112-positive pressure block, 113-positive flange sleeve, 114-negative flange sleeve and 115-conductive sleeve.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of the invention, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, or an indirect connection via an intermediate medium. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The terms "top," "bottom," "above … …," "below," and "on … …" as used throughout the description are relative positions with respect to components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are multifunctional, regardless of their orientation in space.

The utility model discloses an embodiment, as shown in fig. 1 to fig. 4, discloses an electromagnetic emission pulse power coaxial cable collection flow device, including support, copper conductor and briquetting, coaxial cable 108 passes through the briquetting to be fixed on the support, and the briquetting is connected with the copper conductor, and the copper conductor is connected with the power, and coaxial cable 108 can fasten completely together with the copper conductor in power working process to provide reliable power output structure for electromagnetic emission system.

Specifically, the support includes first insulating plate 101, second insulating plate 102 and backup pad 107, and backup pad 107 is L shape, including diaphragm and riser, and first insulating plate 101 and second insulating plate 102 hug closely respectively in the both sides of riser, and the support passes through diaphragm and pulse power module fixed connection.

Further, the width of the first insulating plate 101 is the same as the width of the second insulating plate 102, and the width of the riser is smaller than the width of the first insulating plate 101, and the riser is located in the middle in the width direction of the first insulating plate 101 and the second insulating plate 102.

Further, a third insulating plate 103 and a fourth insulating plate 104 are respectively provided on both sides in the riser width direction. That is, the third insulating plate 103 and the fourth insulating plate 104 are located in the gap formed between the first insulating plate 101 and the second insulating plate 102, and the first insulating plate 101, the second insulating plate 102, the third insulating plate 103, and the third insulating plate 103 enclose the risers in the front, rear, left, and right directions.

Illustratively, the first insulating plate 101, the second insulating plate 102, the third insulating plate 103 and the fourth insulating plate 104 are epoxy resin plates, and the support plate 107 is a stainless steel plate, so that the electrical insulation of the bracket is ensured, and the support strength of the bracket is improved to ensure that the bracket can bear the impact of the electric force during discharging.

Further, the pressing block comprises a positive pressing block 112 and a negative pressing block 110, which are respectively connected with the positive wire harness and the negative wire harness of the coaxial cable 108, and press the coaxial cable 108 on the bracket.

Further, the copper conductor includes a positive copper block 105 and a negative copper block 106, and the positive copper block 105 and the negative copper block 106 are respectively attached to the outer sides of the second insulating plate 102.

Specifically, the positive copper block 105 is connected to the positive compact 112, and the negative copper block 106 is connected to the negative compact 110, so that the coaxial cable 108 is connected to the power source.

Further, the coaxial cable structure further comprises a positive pressure plate 111 and a negative pressure plate 109, the positive wire harness of the coaxial cable 108 is located between the positive pressure block 112 and the positive pressure plate 111, the positive pressure block 112 is connected with the positive copper block 105 through two first bolts, the first bolts respectively penetrate through the first insulating plate 101, the third insulating plate 103, the fourth insulating plate 104 and the second insulating plate 102, the positive pressure plate 111 is connected with the positive pressure block 112 through bolts, and the positive wire harness is compressed through the pretightening force of the bolts.

Similarly, the negative electrode wire bundle of the coaxial cable 108 is located between the negative electrode pressing block 110 and the negative electrode pressing plate 109, the negative electrode pressing block 110 is connected with the negative electrode copper block 106 through two second bolts, the negative electrode pressing plate 109 is connected with the negative electrode pressing block 110 through the bolts, and the negative electrode wire bundle is pressed through the pretightening force of the bolts.

In this embodiment, in order to protect the copper core wire of coaxial cable 108, avoid the cable to damage the copper core wire under the impact that receives pulse power supply high voltage discharge, still be equipped with the protective sheath, the protective sheath is in the copper core wire periphery.

Further, the protective sleeve includes a positive flange sleeve 113 and a negative flange sleeve 114, which are respectively soldered and sealed to the positive wire harness and the negative wire harness of the coaxial cable 108.

Specifically, the positive electrode flange sleeve 113 includes a first sleeve and a first flange plate, the first flange plate is disposed at the upper end of the first sleeve, and the first sleeve is sleeved outside the positive electrode harness. The cylindrical surface of the first sleeve is subjected to a pressing force under the fastening action of the positive electrode pressing block 112 and the positive electrode pressing plate 111.

Further, the negative electrode flange bushing 114 includes a second bushing and a second flange plate, the second flange plate is disposed at a lower end of the second bushing, and the second bushing is sleeved outside the negative electrode wire harness. The cylindrical surface of the second sleeve is subjected to a pressing force by the fastening action of the negative electrode pressing block 110 and the negative electrode pressing plate 109.

After coaxial cable 108 is compressed tightly on the support by the briquetting, first flange board and second flange board block respectively in anodal briquetting 112's upper end and negative pole briquetting 110's lower extreme, play limiting displacement to coaxial cable 108, even under the condition of dragging the cable with strong electrodynamic force, because first flange board and second flange board block respectively in anodal briquetting 112's upper end and negative pole briquetting 110's lower extreme, the removal of coaxial cable 108's axis direction has been prevented, thereby avoid the cable core impaired, the security of the whole system has been increased.

In this embodiment, in order to enhance the conductivity between the power source and the coaxial cable 108, a conductive sleeve 115 is further provided.

Specifically, four conductive sleeves 115 are arranged and are respectively sleeved on the peripheries of the first bolt and the second bolt, the length of each conductive sleeve 115 is greater than the sum of the thicknesses of the first insulating plate 101, the second insulating plate 102 and the third insulating plate 103, two ends of each conductive sleeve 115 are in interference fit with the positive electrode pressing block 112, the negative electrode pressing block 110 and the positive electrode copper block 105 and the negative electrode copper block 106 respectively, so that the positive electrode pressing block 112, the conductive sleeve 115, the positive electrode copper block 105, the negative electrode pressing block 110, the conductive sleeve 115 and the negative electrode copper block 106 are enabled to form an integrated structure under the action of bolt pre-tightening force, transmission of current is facilitated, the current can be stably transmitted between the positive electrode pressing block 112 and the positive electrode copper block 105 or between the negative electrode pressing block 110 and the negative electrode copper block 106, no peak discharge occurs when a transient large current flows, and ablation of a junction device is avoided. Illustratively, the conductive sleeve 115 is a copper sleeve, thereby improving conductivity.

Alternatively, the positive electrode compact 112 and the positive electrode copper block 105 are of an integral structure. Specifically, the positions of the first insulating plate, the third insulating plate/the fourth insulating plate and the second insulating plate where the anode pressing block is installed are provided with openings, and the anode pressing block 112 and the anode copper block 105 are connected into a whole at the openings, so that the stability of current in direct transmission of a power supply and a coaxial cable is ensured.

Similarly, optionally, the negative electrode compact 110 and the negative electrode copper block 106 are of a unitary structure.

The utility model provides a device converges is fixed in pulse power module through the support of the compound multilayer structure who comprises stainless steel support, epoxy board, when improving support intensity, guarantees electrical insulation. The current converging device improves the conductive performance of the current converging device by arranging the conductive sleeve and the protective sleeve, protects the wire core of the coaxial cable 108 and prolongs the service life of the system.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. The utility model provides an electromagnetic emission pulse power coaxial cable device that converges, its characterized in that includes support, copper conductor, briquetting and protective sheath, the protective sheath is outside coaxial cable (108), and coaxial cable (108) pass through the briquetting is fixed on the support, the briquetting with the copper conductor is connected, the copper conductor is connected with the power.

2. The EMG power supply coax combiner of claim 1, wherein said compacts include positive compacts (112) and negative compacts (110) that are connected to positive and negative strands, respectively, of a coax cable (108).

3. The emdc coaxial cable junction device according to claim 2, wherein the copper conductor comprises a positive copper block (105) and a negative copper block (106), the positive copper block (105) is connected to the positive pressure block (112) by two first bolts, and the negative copper block (106) is connected to the negative pressure block (110) by two second bolts.

4. The coaxial cable junction device of the electromagnetic emission pulse power supply according to claim 2, further comprising a positive pressure plate (111) and a negative pressure plate (109), wherein the positive wire harness of the coaxial cable (108) is located between the positive pressure plate (111) and the positive pressure block (112), and the negative wire harness is located between the negative pressure plate (109) and the negative pressure block (110).

5. The emdc coaxial cable junction device of claim 2, wherein the protective sheath comprises a positive flange sheath (113), the positive flange sheath (113) comprises a first sleeve and a first flange plate, the first flange plate is disposed at an upper end of the first sleeve, and the first sleeve is disposed outside the positive wire harness.

6. The EMC coaxial cable buster apparatus of claim 5, wherein said protective jacket further comprises a negative flange bushing (114), said negative flange bushing (114) comprising a second sleeve and a second flange plate, said second flange plate being disposed at a lower end of said second sleeve, said second sleeve being sleeved outside said negative harness.

7. The electromagnetic transmission pulse power supply coaxial cable bus device as claimed in claim 6, wherein the first flange plate and the second flange plate are respectively clamped at an upper end of the positive pressure block (112) and a lower end of the negative pressure block (110).

8. The electromagnetic emission pulse power supply coaxial cable bus device according to any one of claims 1 to 7, wherein the bracket comprises a first insulating plate (101), a second insulating plate (102) and a supporting plate (107), the supporting plate (107) comprises a horizontal plate and a vertical plate which are perpendicular to each other, and the first insulating plate (101) and the second insulating plate (102) are respectively attached to two sides of the vertical plate.

9. The emr power supply coaxial cable bus device according to claim 8, wherein the width of the first insulating plate (101) is the same as the width of the second insulating plate (102), and the width of the riser is smaller than the width of the first insulating plate (101), and the riser is located in the middle in the width direction of the first insulating plate (101) and the second insulating plate (102).

10. The emc power supply coaxial cable bus device of claim 9, wherein a third insulating plate (103) and a fourth insulating plate (104) are provided on both sides of the vertical plate in the width direction, respectively.