CN218100992U

CN218100992U - Car photovoltaic fills electric pile film capacitor

Info

Publication number: CN218100992U
Application number: CN202221657227.XU
Authority: CN
Inventors: 李明涛
Original assignee: Sichuan Chuangshiding Electronic Co ltd
Current assignee: Sichuan Chuangshiding Electronic Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-20
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a car photovoltaic fills electric pile film capacitor, this condenser aim at solving prior art's film capacitor and lack the shell structure that can install fast at filling electric pile body inner wall usually, film capacitor's the not good enough technical problem of radiating effect. The capacitor comprises a fixed box and internal thread cylinders fixedly arranged at the front end and the rear end of the fixed box; the lower extreme activity of fixed box is provided with the installing frame, first screw thread post is installed to the inner wall screw thread of an internal thread section of thick bamboo, the one end fixed mounting that fixed box center was kept away from to first screw thread post has the fixed disk. This condenser possesses can install fast and fill the shell structure of electric pile body inner wall, places the device inside the casing that fills electric pile, and manual rotation first screw thread post makes the fixed disk remove to the direction that is close to filling electric pile shells inner wall, makes the fixed disk extrusion the inner wall at the casing that fills electric pile, can realize installing this film capacitor fast and fill electric pile body inner wall to film capacitor's heat dissipation is better.

Description

Car photovoltaic fills electric pile film capacitor

Technical Field

The utility model belongs to the condenser field, concretely relates to car photovoltaic fills electric pile film capacitor.

Background

The film capacitor is formed by using a metal foil as an electrode, and winding the metal foil as an electrode together with plastic films such as polyethylene ester, polypropylene, polystyrene or polycarbonate and the like after the metal foil is overlapped from two ends to form a capacitor with a cylindrical structure, wherein the capacitor plays an important role in circuits such as tuning, bypass, coupling, filtering and the like, the automobile photovoltaic charging pile is a charging pile based on a photovoltaic power generation system, the photovoltaic charging pile needs to be matched with an inverter to be used in the process of converting light energy into electric energy, and a storage battery serving as an energy storage structure often can be matched with the film capacitor to be used.

At present, the invention patent with the patent number CN202011293427.7 discloses a combined type film capacitor for an electric vehicle charging pile, which includes an outer shell with an upper end opening, an outer cover plate is installed at the upper end opening of the outer shell, two main connection terminals are vertically inserted on the outer cover plate, a side wall of the outer shell is in a polyhedral structure, the outer shell includes a plurality of shell parts distributed in an annular array and a plurality of bevel parts connecting the plurality of shell parts, a hollow boss is arranged in the middle of an inner cavity of the outer shell, a plurality of branch capacitance units are distributed between the hollow boss and the shell parts, through distribution and combination of the plurality of branch capacitance units, the plurality of branch capacitance units are effectively dispersed, high temperature influence is prevented, meanwhile, the dispersed branch capacitance units belong to the two main connection terminals and are protected by the outer shell, a whole is formed, it is ensured that the combined type film capacitor is used for the electric vehicle charging pile, and a better charging and discharging effect is realized, but the current film capacitor usually lacks a shell structure which can be quickly installed on the inner wall of the charging pile body, and the heat dissipation effect of the film capacitor is not good.

Therefore, to the above-mentioned current film capacitor usually lack the shell structure that can install fast at charging pile body inner wall, film capacitor's the not good enough problem of radiating effect, need solve urgently to realize film capacitor possesses the shell structure that can install fast at charging pile body inner wall, film capacitor's the better ability of heat dissipation.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

Not enough to prior art, an object of the utility model is to provide an automobile photovoltaic fills electric pile film capacitor, this condenser aims at solving current film capacitor and lacks the shell structure that can install fast at filling electric pile body inner wall usually, film capacitor's the not good enough technical problem of radiating effect.

(2) Technical scheme

In order to solve the technical problem, the utility model provides an automobile photovoltaic charging pile film capacitor, which comprises a fixed box and internal thread cylinders fixedly arranged at the front end and the rear end of the fixed box; the lower extreme activity of fixed box is provided with the installing frame, first screw thread post is installed to the inner wall screw thread of an internal thread section of thick bamboo, the one end fixed mounting that fixed box center was kept away from to first screw thread post has the fixed disk, the outer wall activity of an internal thread section of thick bamboo is provided with the loose collar, the inner wall fixed mounting of loose collar has the stopper, the first spiral shell groove of seting up evenly distributed is run through to the inside and outside wall of an internal thread section of thick bamboo, evenly distributed's second spiral shell groove is run through to the inside and outside wall of loose collar, second screw thread post is installed to the inner wall screw thread of second spiral shell groove, the upper end inner wall fixed mounting of fixed box has capacitor body.

When the capacitor of the technical scheme is used, the device is placed inside a shell of a charging pile, the first threaded column is manually rotated to enable the fixed disc to move towards the direction close to the inner wall of the charging pile shell, the fixed disc is extruded on the inner wall of the shell of the charging pile finally, the film capacitor can be rapidly installed on the inner wall of the charging pile body, the movable ring is manually moved to a proper position, the second threaded column is utilized to penetrate through the inner wall of the second threaded groove to be installed on the first threaded groove, the proper position of the limiting block fixed on the internal threaded cylinder can be realized, and the device is convenient to adjust and use according to the distance inside the charging pile body.

Preferably, the front end and the rear end of the fixed box are provided with through holes in uniform distribution in a penetrating mode, and the left end and the right end of the fixed box are provided with a first ventilating groove and a second ventilating groove in uniform distribution in a penetrating mode. The setting in through-hole, first ventilation groove and second ventilation groove can improve capacitor body's radiating effect.

Preferably, the inner and outer walls of the internal thread cylinder are penetrated through and provided with a limiting groove, the left and right ends of the limiting block are attached to the inner walls of the left and right ends of the limiting groove, and one end of the first thread column, which is close to the center of the fixing box, is attached to one end of the limiting block, which is far away from the center of the fixing box. The stopper can follow the inner wall of both ends about the spacing groove and remove when removing, can realize the stable removal of stopper.

Preferably, the lower extreme of fixed box is fixed and is seted up the cell body, the inner wall fixed mounting of fixed box has the fixed block, the one end fixed mounting that the fixed block is close to the cell body center has the supporting disk, the upper end of supporting disk is connected with the lower extreme of capacitor body. The capacitor body can be supported by the support disc, so that the capacitor body can be stably placed.

Preferably, a fixing rod is fixedly mounted on the inner wall of the right end of the mounting frame, and a cooling fan is fixedly mounted at one end of the fixing rod close to the center of the mounting frame. The capacitor body can be ventilated and cooled by opening the cooling fan.

Preferably, the edges of the four corners at the upper end and the lower end of the fixing box are penetrated through to form a third screw groove, the edges of the four corners at the upper end and the lower end of the mounting frame are penetrated through to form a fourth screw groove, and the inner wall threads of the fourth screw groove are provided with bolts. And the bolt passes through the fourth screw groove thread to be arranged on the inner wall of the third screw groove, so that the mounting frame can be fixed on the fixing box.

Preferably, the outer wall of the fixing box and the outer wall of the mounting frame are in the same plane, and the upper end of the bolt passes through the fourth thread groove and is mounted on the inner wall of the third thread groove in a threaded manner. The outer wall of the fixed box and the outer wall of the mounting frame are arranged on the same plane, so that the whole device is more attractive.

(3) Advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a condenser is provided with the mounting structure that can install fast at filling electric pile body inner wall, place the device inside the casing that fills electric pile, manual rotation first screw post makes the fixed disk remove to the direction that is close to filling electric pile shells inner wall, make the fixed disk extrusion the inner wall at the casing that fills electric pile finally, can realize installing this film capacitor fast at filling electric pile body inner wall, manual removal movable ring is to suitable position, utilize the second screw post to pass the inner wall at first spiral shell groove thread installation, can realize fixing the suitable position on the internal thread section of thick bamboo with the stopper, the convenience is adjusted according to the inside distance of filling electric pile body and is used, through setting up the installing frame, utilize the bolt to pass fourth spiral shell groove thread installation in the inner wall of third spiral shell groove, can fix the installing frame on fixed box, open radiator fan and can carry out ventilation and heat dissipation to the capacitor body of fixed box inside, the through-hole, the heat-sinking ability that can improve the device of setting up of first ventilation groove and second ventilation groove.

Drawings

Fig. 1 is a schematic perspective view of one embodiment of the capacitor of the present invention;

fig. 2 is a schematic perspective view of an internal thread cylinder according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a fixing box according to an embodiment of the capacitor of the present invention;

fig. 4 is a schematic view of a three-dimensional splitting structure of a mounting frame and a bolt according to an embodiment of the present invention.

The labels in the figures are: 1. a fixing box; 2. installing a frame; 3. an internal threaded barrel; 4. a first threaded post; 5. fixing the disc; 6. a movable ring; 7. a limiting block; 8. a first screw groove; 9. a second screw groove; 10. a second threaded post; 11. a through hole; 12. a first ventilation slot; 13. a second vent groove; 14. a capacitor body; 15. a limiting groove; 16. a third screw groove; 17. a tank body; 18. a fixed block; 19. a support disc; 20. a fixing rod; 21. a heat radiation fan; 22. a fourth screw groove; 23. and (4) bolts.

Detailed Description

Example 1

The specific embodiment is an automobile photovoltaic charging pile film capacitor, the three-dimensional structure schematic diagram of which is shown in fig. 1, and the three-dimensional structure schematic diagram of an internal thread cylinder 3 of which is shown in fig. 2, wherein the capacitor comprises a fixed box 1 and the internal thread cylinders 3 fixedly installed at the front end and the rear end of the fixed box 1; the lower extreme activity of fixed box 1 is provided with installing frame 2, first screw thread post 4 is installed to the inner wall screw thread of an internal thread section of thick bamboo 3, the one end fixed mounting that fixed box 1 center was kept away from to first screw thread post 4 has fixed disk 5, the outer wall activity of an internal thread section of thick bamboo 3 is provided with loose ring 6, the inner wall fixed mounting of loose ring 6 has stopper 7, the inside and outside wall of an internal thread section of thick bamboo 3 runs through the first spiral shell groove 8 of seting up evenly distributed, the inside and outside wall of loose ring 6 runs through the second spiral shell groove 9 of seting up evenly distributed, second screw thread post 10 is installed to the inner wall screw thread of second spiral shell groove 9, the upper end inner wall fixed mounting of fixed box 1 has capacitor body 14, the lower extreme of fixed box 1 is fixed and has been seted up cell body 17, the inner wall fixed mounting of fixed box 1 has fixed block 18, the one end fixed mounting that fixed block 18 is close to cell body 17 center has supporting disk 19, the upper end of supporting disk 19 is connected with capacitor body 14's lower extreme.

In order to improve the ventilation effect of the device, the front end and the rear end of the fixed box 1 are provided with through holes 11 which are uniformly distributed in a penetrating way, and the left end and the right end of the fixed box 1 are provided with a first ventilation groove 12 and a second ventilation groove 13 which are uniformly distributed in a penetrating way. The arrangement of the through holes 11, the first ventilation grooves 12 and the second ventilation grooves 13 can improve the ventilation and heat dissipation capacity of the device.

In order to realize the steady removal of stopper 7, the inside and outside wall of an internal thread section of thick bamboo 3 runs through and has seted up spacing groove 15, and both ends about stopper 7 laminate mutually with both ends inner wall about spacing groove 15, and the one end that first screw thread post 4 is close to fixed box 1 center is laminated mutually with the one end that stopper 7 kept away from fixed box 1 center. The limiting block 7 moves along the inner walls of the left end and the right end of the limiting groove 15 when moving, and stable movement of the limiting block 7 can be achieved.

In order to realize the quick installation of installing frame 2, the right-hand member inner wall fixed mounting of installing frame 2 has dead lever 20, the one end fixed mounting that dead lever 20 is close to the installing frame 2 center has radiator fan 21, the upper and lower both ends four corners edge of fixed box 1 runs through and has seted up third spiral shell groove 16, the upper and lower both ends four corners edge of installing frame 2 runs through and has seted up fourth spiral shell groove 22, bolt 23 is installed to the inner wall screw thread of fourth spiral shell groove 22, the outer wall of fixed box 1 and the outer wall of installing frame 2 are in the coplanar, fourth spiral shell groove 22 screw thread installation is passed in the inner wall of third spiral shell groove 16 in the upper end of bolt 23. The bolt 23 is screwed to the inner wall of the third screw groove 16 through the fourth screw groove 22, so that the mounting frame 2 can be quickly mounted.

Fig. 3 shows a schematic perspective view of the capacitor fixing case 1, and fig. 4 shows a schematic perspective split structure of the mounting frame 2 and the bolts 23.

When the capacitor of the technical scheme is used, the device is placed inside a shell of a charging pile, the first threaded column 4 is manually rotated to enable the fixed disc 5 to move towards the direction close to the inner wall of the charging pile shell, the fixed disc 5 is finally extruded on the inner wall of the shell of the charging pile, the film capacitor can be quickly installed on the inner wall of the charging pile body, the position of the limiting block 7 can be moved according to the distance between the inner walls of two ends of the charging pile during use, the movable ring 6 is manually moved to a proper position, the second threaded column 10 penetrates through the inner wall of the second threaded groove 9 and is installed on the inner wall of the first threaded groove 8 through threads, the limiting block 7 can be fixed at a proper position on the internal threaded cylinder 3, the bolt 23 can be conveniently adjusted according to the distance inside the charging pile body, the bolt 23 penetrates through the fourth threaded groove 22 and is installed on the inner wall of the third threaded groove 16 to achieve quick installation of the mounting frame 2, and the heat dissipation fan 21 is opened to ventilate and dissipate heat of the capacitor body 14 inside the fixing box 1.

Claims

1. A film capacitor for an automobile photovoltaic charging pile comprises a fixed box and internal thread cylinders fixedly arranged at the front end and the rear end of the fixed box; its characterized in that, the lower extreme activity of fixed box is provided with the installing frame, first screw thread post is installed to the inner wall screw thread of an internal thread section of thick bamboo, the one end fixed mounting that fixed box center was kept away from to first screw thread post has the fixed disk, the outer wall activity of an internal thread section of thick bamboo is provided with the loose collar, the inner wall fixed mounting of loose collar has the stopper, the interior lateral wall of an internal thread section of thick bamboo runs through the first spiral shell groove of seting up evenly distributed, the interior lateral wall of loose collar runs through the second spiral shell groove of seting up evenly distributed, second screw thread post is installed to the inner wall screw thread of second spiral shell groove, the upper end inner wall fixed mounting of fixed box has the condenser body.

2. The film capacitor of the automobile photovoltaic charging pile of claim 1, wherein the front end and the rear end of the fixing box are provided with uniformly distributed through holes in a penetrating manner, and the left end and the right end of the fixing box are provided with uniformly distributed first ventilating grooves and second ventilating grooves in a penetrating manner.

3. The automobile photovoltaic charging pile film capacitor as claimed in claim 1, wherein a limiting groove is formed in the inner wall and the outer wall of the internal thread cylinder in a penetrating mode, inner walls of the left end and the right end of the limiting groove are attached to the inner walls of the left end and the right end of the limiting groove, and one end, close to the center of the fixing box, of the first threaded column is attached to one end, far away from the center of the fixing box, of the limiting block.

4. The automobile photovoltaic charging pile film capacitor as claimed in claim 1, wherein a groove body is fixedly formed at the lower end of the fixing box, a fixing block is fixedly mounted on the inner wall of the fixing box, a supporting plate is fixedly mounted at one end, close to the center of the groove body, of the fixing block, and the upper end of the supporting plate is connected with the lower end of the capacitor body.

5. The film capacitor for the automobile photovoltaic charging pile of claim 1, wherein a fixing rod is fixedly installed on the inner wall of the right end of the installation frame, and a cooling fan is fixedly installed at one end, close to the center of the installation frame, of the fixing rod.

6. The film capacitor for the automobile photovoltaic charging pile of claim 1, wherein a third screw groove is formed in the edges of four corners of the upper end and the lower end of the fixing box in a penetrating manner, a fourth screw groove is formed in the edges of four corners of the upper end and the lower end of the mounting frame in a penetrating manner, and a bolt is installed on the inner wall of the fourth screw groove in a threaded manner.

7. The film capacitor for the automobile photovoltaic charging pile of claim 6, wherein the outer wall of the fixing box and the outer wall of the mounting frame are in the same plane, and the upper end of the bolt penetrates through the fourth screw groove and is mounted on the inner wall of the third screw groove in a threaded manner.