CN213718371U

CN213718371U - Inverter for electric power

Info

Publication number: CN213718371U
Application number: CN202021961305.6U
Authority: CN
Inventors: 李毅
Original assignee: Shaanxi Changling Photovoltaic Electric Co ltd
Current assignee: Shaanxi Changling Photovoltaic Electric Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-07-16
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses an inverter for electric power, which belongs to the technical field of inverters and comprises a box body, two heat dissipation mechanisms are symmetrically arranged on the front side wall of the box body, a cooling mechanism is arranged at the inner bottom end of the box body, a placing plate is connected at the inner middle position of the box body, an inverter body is placed above the placing plate, a cross rod is connected to the inner side wall of the box body and one side of the inverter body, a supporting plate is connected to the inner side wall of the box body and the other side of the inverter body, a hollow groove is arranged at the inner middle position of the supporting plate, and a screw rod is connected to the inner part of the; the utility model discloses set up backup pad, hollow groove, screw rod and nut, mutually supporting between the structure can carry on spacingly to the T type pole in the clamping operation to when solving among the prior art that the box body receives external collision, the spring can drive L type pole and cardboard and take place to remove, influences the problem that the effect was put to the dc-to-ac converter body card.

Description

Inverter for electric power

Technical Field

The utility model belongs to the technical field of the dc-to-ac converter, concretely relates to dc-to-ac converter for electric power.

Background

Although the production process of the existing power inverter is becoming mature, it still has some defects to be improved.

Chinese patent application No. 202020365397.5 discloses an inverter for electric power, this inverter for electric power, be provided with the fan through the cooperation, the air-supply line, the suction fan, condensing equipment, shower nozzle and play tuber pipe, when box body external temperature is lower than the box body internal temperature, can open the fan and dispel the heat to the inverter body, when box body external temperature is close to box body internal temperature, suction fan and condensing equipment can be opened, dispel the heat to the inverter body, can rationally dispel the heat according to particular case, avoid the heat dissipation untimely, lead to the inverter body to burn out, also can reduce the unnecessary wasting of resources.

The above patent has the following problems: the removal of L type pole and cardboard in the above-mentioned patent only leans on the spring action to realize, and is not equipped with limit structure, and when the box body received external collision, the spring probably drove L type pole and cardboard and takes place to remove, influences the card of dc-to-ac converter body and puts the effect.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an inverter for electric power has and solves among the prior art when the box body receives external collision, and the spring may drive L type pole and cardboard and take place to remove, influences the characteristics of the problem that the effect was put to inverter body card.

In order to achieve the above object, the utility model provides a following technical scheme: an electric power inverter comprises a box body, wherein two heat dissipation mechanisms are symmetrically arranged on the front side wall of the box body, a cooling mechanism is arranged at the bottom end inside the box body, a placing plate is connected to the middle position inside the box body, an inverter body is placed above the placing plate, a cross rod is connected to one side of the inner side wall of the box body, a supporting plate is connected to the other side of the inner side wall of the box body, which is located at the inverter body, a hollow groove is formed in the middle position inside the supporting plate, a screw rod is connected inside the hollow groove, a groove is formed in the placing plate and corresponds to the hollow groove, a slide rod is connected inside the groove, a T-shaped rod is connected between the screw rod and the slide rod in a sliding manner, a nut is connected to one side of the screw rod, which is located at the position of the T-, the one end that the horizontal pole is close to the dc-to-ac converter body and the one end that T type pole is close to the dc-to-ac converter body all are connected with the card and put the mechanism, the top of box body is provided with the lid, pass through bolted connection between lid and box body.

Preferably, the clamping mechanism comprises a clamping plate, a drying ball, a steel net rack and ventilation openings, the clamping plate is connected with the cross rod and the T-shaped rod respectively, the steel net rack is placed inside the clamping plate, the drying ball is filled inside the steel net rack, and the side wall of the clamping plate is provided with the ventilation openings.

Preferably, the mesh diameter of the steel mesh frame is smaller than the diameter of the drying ball.

Preferably, a cover plate is detachably connected above the clamping plate.

Preferably, the two sides of the top end of the clamping plate are provided with inserting grooves, and the two sides of the lower portion of the cover plate corresponding to the two inserting grooves are connected with rubber inserting rods.

Preferably, the top end of the steel net rack is provided with an opening.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses set up backup pad, hollow groove, screw rod and nut, mutually supporting between the structure can carry on spacingly to the T type pole in the clamping operation to when solving among the prior art that the box body receives external collision, the spring can drive L type pole and cardboard and take place to remove, influences the problem that the effect was put to the dc-to-ac converter body card.

2. The utility model discloses the card is put the mechanism and is set up cardboard, steel rack, dry ball and vent, mutually supporting between the structure, makes the card put the mechanism and not only has the card and put the function, still has drying function simultaneously, can adsorb the moisture in the box body, keeps the aridity in the box body to avoid the moisture in the air to cause the influence to the dc-to-ac converter body, prolong the service life of dc-to-ac converter body.

3. The utility model discloses set up apron, rubber inserted bar and inserting groove, mutually supporting between the structure makes the steel space frame have the function that can get the thing to make dry ball have removable function, so that dry ball can keep good drying performance constantly.

4. The top of the steel net rack of the utility model is provided with the opening, so that the drying ball in the steel net rack can be poured conveniently, thereby avoiding the need of replacing the steel net rack together when replacing the drying ball and reducing the use cost.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

fig. 4 is an enlarged schematic structural view of the utility model at the point B in fig. 3;

in the figure: 1. a box body; 2. a heat dissipation mechanism; 3. a box cover; 4. a bolt; 5. a cooling mechanism; 6. placing the plate; 7. a cross bar; 8. an inverter body; 9. a support plate; 10. a nut; 11. a hollow groove; 12. a screw; 13. a T-shaped rod; 14. a spring; 15. a slide bar; 16. a groove; 17. a clamping mechanism; 171. clamping a plate; 172. drying the balls; 173. a steel net frame; 174. a vent; 175. an opening; 18. inserting grooves; 19. a cover plate; 20. rubber plug rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: an electric power inverter comprises a box body 1, two heat dissipation mechanisms 2 are symmetrically installed on the front side wall of the box body 1, a cooling mechanism 5 is installed at the inner bottom end of the box body 1, a placing plate 6 is connected to the middle position inside the box body 1, an inverter body 8 is placed above the placing plate 6, a cross rod 7 is connected to one side of the inner side wall of the box body 1 and located on one side of the inverter body 8, a supporting plate 9 is connected to the other side of the inner side wall of the box body 1 and located on the other side of the inverter body 8, a hollow groove 11 is formed in the middle position inside the supporting plate 9, a screw rod 12 is connected inside the hollow groove 11, a groove 16 is formed in the placing plate 6 and corresponding to the hollow groove 11, a sliding rod 15 is connected inside the groove 16, a T-shaped rod 13 is connected between the screw rod 12 and the sliding rod 15 in a sliding manner, preferably, the inside wall in two sliding holes is smooth structure setting, and the threaded connection that just is located one side that T type pole 13 is close to box body 1 on the screw rod 12 has nut 10, is connected through spring 14 between T type pole 13 and box body 1, and the one end that horizontal pole 7 is close to inverter body 8 and the one end that T type pole 13 is close to inverter body 8 all are connected with the card and put mechanism 17, and the top of box body 1 is provided with lid 3, passes through bolt 4 between lid 3 and box body 1 and is connected.

Specifically, the clamping mechanism 17 comprises a clamping plate 171, a drying ball 172, a steel net rack 173 and ventilation openings 174, the clamping plate 171 is respectively connected with the cross bar 7 and the T-shaped bar 13, the steel net rack 173 is placed inside the clamping plate 171, the drying ball 172 is filled inside the steel net rack 173, the side wall of the clamping plate 171 is provided with a plurality of ventilation openings 174,

through adopting above-mentioned technical scheme, make cardboard 171 have dry function simultaneously to can adsorb the moisture in the box body 1, keep the aridity in the box body 1, avoid the moisture in the air to cause the influence to inverter body 8, prolong inverter body 8's service life.

Specifically, the diameter of the steel net frame 173 is smaller than the diameter of the drying ball 172,

by adopting the above technical solution, the dry ball 172 is prevented from running out of the mesh diameter of the steel mesh frame 173.

Specifically, a cover plate 19 is detachably connected above the clamping plate 171,

through adopting above-mentioned technical scheme, apron 19 can carry out further spacingly to steel rack 173, avoids steel rack 173 to rock in cardboard 171, and the detachable construction setting of apron 19 makes steel rack 173 have the function that can take out simultaneously to make dry ball 172 have removable function.

Specifically, the two sides of the top end of the clamping plate 171 are both provided with inserting grooves 18, the two sides of the lower part of the cover plate 19 corresponding to the two inserting grooves 18 are both connected with rubber inserting rods 20,

through adopting above-mentioned technical scheme, guarantee the joint strength between apron 19 and cardboard 171, make things convenient for dismouting apron 19 simultaneously.

Specifically, the top end of the steel net support 173 is provided with an opening 175,

through adopting above-mentioned technical scheme, conveniently fall the dry ball 172 in the steel rack 173 to need not even steel rack 173 and change together when changing dry ball 172, reduce use cost.

The structure and heat dissipation and cooling principle of the middle heat dissipation mechanism 2 and the cooling mechanism 5 of the present invention are disclosed in an electric power inverter disclosed in chinese patent application No. 202020365397.5.

The utility model discloses a theory of operation and use flow: when the inverter is used, the inverter body 8 is placed on the placing plate 6 in the box body 1, the spring 14 can push the T-shaped rod 13 to move on the screw 12 and the slide rod 15, the T-shaped rod 13 moves towards the direction close to the inverter body 8, the T-shaped rod 13 drives the connected clamping mechanism 17 to move towards the direction close to the inverter body 8, the spring 14 stops pushing when the clamping mechanism 17 connected to the T-shaped rod 13 and the clamping mechanism 17 on the cross rod 7 can clamp the inverter body 8, the T-shaped rod 13 stops moving on the screw 12 and the slide rod 15, the nut 10 is screwed, the nut 10 moves towards the direction close to the T-shaped rod 13 on the screw 12 until the side wall of the nut 10 abuts against the side wall of the T-shaped rod 13, the nut 10 stops being screwed, the box cover 3 is covered, and the bolt 4 is screwed;

the nut 10 can play a limiting role, and the problem that when the box body 1 is collided by the outside in the prior art, the spring 14 can possibly drive the clamping plate 171 on the T-shaped rod 13 to move to influence the clamping effect of the inverter body 8 is effectively solved;

when the inverter body 8 works, the drying balls 172 adsorb moisture in the box body 1 through the ventilation openings 174 of the clamping plates 171 to keep the dryness in the box body 1, so that the influence of the moisture in the air on the inverter body 8 is avoided, and the service life of the inverter body 8 is prolonged;

when the drying ball 172 tends to be saturated after being used for a long time, the cover plate 19 is pulled, the steel net rack 173 is taken out, the saturated drying ball 172 is poured out from the opening 175, a new drying ball 172 is replaced, the steel net rack 173 is placed inside the clamping plate 171, the cover plate 19 is covered, the rubber insertion rod 20 is completely inserted into the insertion groove 18, the cover plate 19 is fixed, and the replacement of the drying ball 172 is finished, so that the drying ball is convenient and rapid to use, and the use cost is low.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An inverter for electric power, comprising a case (1), characterized in that: the heat dissipation device is characterized in that two heat dissipation mechanisms (2) are symmetrically installed on the front side wall of the box body (1), a cooling mechanism (5) is installed at the inner bottom end of the box body (1), a placing plate (6) is connected to the inner middle position of the box body (1), an inverter body (8) is placed above the placing plate (6), a cross rod (7) is connected to one side, located on the inverter body (8), of the inner side wall of the box body (1), a supporting plate (9) is connected to the other side, located on the inverter body (8), of the inner side wall of the box body (1), a hollow groove (11) is formed in the inner middle position of the supporting plate (9), a screw rod (12) is connected to the inner portion of the hollow groove (11), a groove (16) is formed in the placing plate (6) and in the position corresponding to the hollow groove (, sliding connection has T type pole (13) between screw rod (12) and slide bar (15), on screw rod (12) and be located one side threaded connection that T type pole (13) are close to box body (1) have nut (10), be connected through spring (14) between T type pole (13) and box body (1), one end that horizontal pole (7) are close to inverter body (8) and one end that T type pole (13) are close to inverter body (8) all are connected with the card and put mechanism (17), the top of box body (1) is provided with lid (3), be connected through bolt (4) between lid (3) and box body (1).

2. An inverter for electric power according to claim 1, wherein: the clamping mechanism (17) comprises a clamping plate (171), a drying ball (172), a steel net rack (173) and ventilation openings (174), the clamping plate (171) is connected with a cross rod (7) and a T-shaped rod (13) respectively, the steel net rack (173) is placed in the clamping plate (171), the drying ball (172) is filled in the steel net rack (173), and the side wall of the clamping plate (171) is provided with the ventilation openings (174).

3. An inverter for electric power according to claim 2, wherein: the diameter of the steel net rack (173) is smaller than the diameter of the drying ball (172).

4. An inverter for electric power according to claim 2, wherein: a cover plate (19) is detachably connected above the clamping plate (171).

5. An inverter for electric power according to claim 4, wherein: plug-in connection grooves (18) have all been seted up to the top both sides of cardboard (171), the below both sides of apron (19) and the position that corresponds two plug-in connection grooves (18) all are connected with rubber inserted bar (20).

6. An inverter for electric power according to claim 2, wherein: an opening (175) is arranged at the top end of the steel net rack (173).