CN213342028U

CN213342028U - Inverter with interface protection function

Info

Publication number: CN213342028U
Application number: CN202021839437.1U
Authority: CN
Inventors: 吴凤明; 艾成华; 金建刚; 王建兵; 王建文
Original assignee: Jiangxi Baiying High Tech Co ltd
Current assignee: Jiangxi Baiying High Tech Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-06-01
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses an dc-to-ac converter with interface protect function, including dc-to-ac converter body, base and cable interface, the lower extreme middle part fixed mounting of dc-to-ac converter body has the fixed column, and the lower extreme of fixed column installs the upper end middle part at the base, built-in magnet is installed in the inside of stopper, and stopper fixed mounting is in the upper end of base, the cable interface is installed in the left side of dc-to-ac converter body, and installs the protection casing in the outside of cable interface, the transfer line is installed to the upper and lower tip of protection casing, and the inner of transfer line installs circular gear, the carriage release lever is installed to the inner of threaded rod, and the. This dc-to-ac converter with interface protect function can play certain shock attenuation guard action, reduces the probability that the damage appears in the dc-to-ac converter, can play certain dustproof guard action to the interface simultaneously, and can carry out the centre gripping spacing to the cable, prevent that not hard up possibility from appearing in the cable.

Description

Inverter with interface protection function

Technical Field

The utility model relates to an inverter technical field specifically is an inverter with interface protect function.

Background

The inverter is a device capable of converting direct current electric energy into alternating current electric energy, generally comprises an inverter bridge, control logic and a filter circuit when in use, and has the advantages of high conversion efficiency, quick start, good safety performance, strong adaptability and stability with load and the like, so that the inverter is widely applied to air conditioners, washing machines, electric tools and refrigerators.

However, the existing inverter has the following problems:

1. the existing inverter does not have a certain damping protection effect, so that vibration in the transportation process is easy to cause damage to electric elements in the inverter, and the service life of the inverter is shortened after long-term use due to the vibration generated in the working process;

2. the existing inverter is inconvenient to play a certain dustproof protection role for a cable interface in the using process, so that dust is accumulated at the interface in a large amount, the cable is prone to poor contact, the cable is inconvenient to clamp and fix, and the cable is prone to loosening.

Aiming at the problems, the novel design is carried out on the basis of the original inverter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inverter with interface protect function, in order to solve and to propose current inverter itself in the above-mentioned background art and not possess certain shock attenuation guard action, thereby vibrations in the transportation easily, and then lead to the inside electrical component of inverter to appear damaging, also shake because of the production in the working process easily simultaneously, reduce the life of self after long-term use, in-process using, be not convenient for play certain dustproof guard action to the cable interface, thereby make the dust pile up in a large number at the kneck, lead to the cable phenomenon of contact failure to appear easily, be not convenient for carry out the centre gripping to the cable simultaneously and fix, and then the problem of not hard up phenomenon appears easily in the cable.

In order to achieve the above object, the utility model provides a following technical scheme: an inverter with an interface protection function comprises an inverter body, a base and a cable interface, wherein a fixed column is fixedly arranged in the middle of the lower end of the inverter body, the lower end of the fixed column is arranged in the middle of the upper end of the base, the base and the fixed column are connected with each other through a reset spring, a connecting rod is arranged on the lateral side of the fixed column, a sliding block is arranged at the lower end of the connecting rod, a built-in magnet is fixedly arranged on the outer side of the sliding block, the built-in magnet is arranged inside a limiting block, the limiting block is fixedly arranged on the upper end of the base, the cable interface is arranged on the left side of the inverter body, a protective cover is arranged on the outer side of the cable interface, a baffle is arranged on the protective cover, the outer end of the baffle is connected with the, lateral gear is installed to circular gear's avris, and lateral gear's mid-mounting has the threaded rod, the carriage release lever is installed to the inner of threaded rod, and the inner fixed mounting of carriage release lever has the gyro wheel pole, the extrusion piece is installed to the lower extreme avris of gyro wheel pole, and the inner fixed mounting of extrusion piece in the outer end of centre gripping end to through regulating spring interconnect between extrusion piece and the protection casing.

Preferably, be sliding connection between fixed column and the base, and fixed column and sliding block all are connected with the articulated formula between the tip of connecting rod.

Preferably, built-in magnets are mounted inside the limiting block and outside the sliding block, the built-in magnets inside the limiting block and the built-in magnets outside the sliding block are located on the same horizontal straight line, and the built-in magnets inside the limiting block and the built-in magnets outside the sliding block are identical in magnetism.

Preferably, the baffle plates are symmetrically arranged about a vertical central axis of the protective cover, and a sliding connection structure is formed between the baffle plates and the protective cover.

Preferably, lateral gears are installed on the left side and the right side of the circular gear, the lateral gears and the circular gear are in meshed connection, a threaded rod penetrates through the middle of each lateral gear, and the threaded rod is in threaded connection with the moving rod.

Preferably, sliding connection is adopted between the outer end of the moving rod and the inner side of the protective cover, a welding integrated structure is adopted between the lower end of the moving rod and the upper end of the roller rod, the lower end of the roller rod and the outer side of the extrusion block are mutually attached, and the attaching surface between the extrusion block and the roller rod is an oblique edge.

Compared with the prior art, the beneficial effects of the utility model are that: the inverter with the interface protection function can play a certain role in shock absorption and protection, reduce the probability of damage of the inverter, play a certain role in dust prevention and protection on the interface, clamp and limit cables and prevent the possibility of loosening of the cables;

1. the fixed columns are arranged on the base, the motion of the fixed columns on the base can play a primary damping role under the action of the reset springs, meanwhile, the motion of the fixed columns can enable the sliding blocks to slide in the limiting blocks under the action of the connecting rods, and the motion of the sliding blocks can play a further damping and buffering role by utilizing the principle that magnets arranged in the same poles repel each other;

2. be provided with the protection casing, thereby can play dustproof guard action to the cable interface through the setting of protection casing and baffle, the rotation of threaded rod can make roller bar downstream under the effect of carriage release lever simultaneously, thereby the motion of roller bar can make the centre gripping end move to the inboard of protection casing, and the centre gripping end through the motion and then can carry out the centre gripping spacing to the cable to this reduces the possibility that the pine takes off and appear in the cable.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic sectional view of the sliding block and the limiting block of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is a schematic top view of the protective cover and the baffle of the present invention;

FIG. 5 is a schematic side view of the protective cover and the baffle of the present invention;

FIG. 6 is a schematic side sectional view of the protective cover and the cable interface of the present invention;

fig. 7 is a schematic view of the top view structure of the circular gear and the lateral gear of the present invention.

In the figure: 1. an inverter body; 2. fixing a column; 3. a base; 4. a return spring; 5. a connecting rod; 6. A slider; 7. a magnet is arranged inside; 8. a limiting block; 9. a cable interface; 10. a protective cover; 11. a baffle plate; 12. a compression spring; 13. a transmission rod; 14. a circular gear; 15. a lateral gear; 16. a threaded rod; 17. a travel bar; 18. a roller bar; 19. extruding the block; 20. clamping the end head; 21. the spring is adjusted.

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. 1-7, the present invention provides a technical solution: an inverter with an interface protection function comprises an inverter body 1, a fixed column 2, a base 3, a reset spring 4, a connecting rod 5, a sliding block 6, a built-in magnet 7, a limiting block 8, a cable interface 9, a protective cover 10, a baffle 11, a compression spring 12, a transmission rod 13, a circular gear 14, a side gear 15, a threaded rod 16, a moving rod 17, a roller rod 18, an extrusion block 19, a clamping end 20 and an adjusting spring 21, wherein the fixed column 2 is fixedly installed in the middle of the lower end of the inverter body 1, the lower end of the fixed column 2 is installed in the middle of the upper end of the base 3, the base 3 and the fixed column 2 are connected with each other through the reset spring 4, the connecting rod 5 is installed on the side of the fixed column 2, the sliding block 6 is installed on the lower end of the connecting rod 5, the built-, and the limiting block 8 is fixedly arranged at the upper end of the base 3, the left side of the inverter body 1 is provided with a cable interface 9, and the outer side of the cable interface 9 is provided with a protective cover 10, the protective cover 10 is provided with a baffle plate 11, and the outer end of the baffle 11 and the shield 10 are connected with each other through a compression spring 12, the upper and lower ends of the shield 10 are provided with a transmission rod 13, and the inner end of the transmission rod 13 is provided with a circular gear 14, the side of the circular gear 14 is provided with a lateral gear 15, and the middle part of the lateral gear 15 is provided with a threaded rod 16, the inner end of the threaded rod 16 is provided with a moving rod 17, a roller rod 18 is fixedly arranged at the inner end of the movable rod 17, a squeezing block 19 is arranged at the lower end edge side of the roller rod 18, and the inner end of the extrusion block 19 is fixedly arranged at the outer end of the clamping end 20, and the extrusion block 19 and the protective cover 10 are connected with each other through an adjusting spring 21.

Be sliding connection between fixed column 2 and the base 3, and be connected for articulated formula between the tip of fixed column 2 and sliding block 6 all and connecting rod 5, the slip of fixed column 2 on base 3 can play preliminary shock attenuation cushioning effect under reset spring 4's effect.

Built-in magnets 7 are mounted inside the limiting block 8 and outside the sliding block 6, the built-in magnets 7 inside the limiting block 8 and the built-in magnets 7 outside the sliding block 6 are located on the same horizontal straight line, the built-in magnets 7 inside the limiting block 8 and the built-in magnets 7 outside the sliding block 6 are the same in magnetism, and the movement of the sliding block 6 inside the limiting block 8 can achieve a further damping and buffering effect by utilizing the principle that the built-in magnets 7 with the same polarity repel each other.

The baffle 11 is symmetrically arranged about the vertical central axis of the protective cover 10, a sliding connection structure is formed between the baffle 11 and the protective cover 10, and the baffle 11 can be conveniently and normally inserted into the inverter body 1 by sliding on the protective cover 10.

Lateral gears 15 are mounted on the left side and the right side of the circular gear 14, the lateral gears 15 and the circular gear 14 are in meshed connection, threaded rods 16 penetrate through the middle portions of the lateral gears 15, the threaded rods 16 are in threaded connection with the moving rod 17, and the circular gear 14 can be driven to rotate synchronously through rotation of the lateral gears 15 in meshed connection.

The outer end of the moving rod 17 is in sliding connection with the inner side of the protective cover 10, the lower end of the moving rod 17 and the upper end of the roller rod 18 are in a welding integrated structure, the lower end of the roller rod 18 and the outer side of the extrusion block 19 are attached to each other, the attachment surface between the extrusion block 19 and the roller rod 18 is a bevel edge, the moving rod 17 can drive the roller rod 18 to move synchronously, and the movement of the roller rod 18 can push the extrusion block 19.

The working principle is as follows: when the inverter with the interface protection function is used, firstly, as shown in fig. 1-7, when vibration is generated in the transportation process of the inverter body 1, the inverter body 1 can drive the fixed column 2 to slide on the base 3, the movement of the fixed column 2 can play a primary damping and buffering role under the action of the reset spring 4, meanwhile, the movement of the fixed column 2 can push the sliding block 6 to slide in the limiting block 8 under the action of the connecting rod 5, the movement of the sliding block 6 can play a further damping and protecting role by utilizing the principle that the magnets 7 with the same polarity repel each other, and the phenomenon that the inverter body 1 is damaged due to severe vibration is avoided;

as shown in fig. 1 and 3-7, the baffle 11 is pulled to the outside of the shield 10, at this time, the end of the cable is correspondingly inserted into the cable port 9, then the transmission rod 13 is rotated, the rotation of the transmission rod 13 can enable the side gear 15 to synchronously rotate under the action of the circular gear 14, the rotation of the side gear 15 can enable the threaded rod 16 to synchronously rotate, the rotation of the threaded rod 16 can further enable the moving rod 17 to drive the roller rod 18 to move downwards, as shown in fig. 6, the movement of the roller rod 18 can push the extrusion block 19, at this time, the extrusion block 19 drives the clamping end 20 to move towards the inside of the shield 10, and the cable can be clamped and fixed through the moving clamping end 20, thereby reducing the possibility of cable loosening, as shown in fig. 4 and 5, finally, the baffle 11 is released, the baffle 11 is reset under the action of the compression spring 12, the reset baffle 11 can make the protective cover 10 enclose a closed space, so that the protective cover 10 outside the cable port 9 and the baffle 11 on the protective cover 10 can block outside dust, thereby preventing a large amount of dust from accumulating at the cable port 9, and the details which are not described in detail in the present specification belong to the prior art known to those skilled in the art.

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. The utility model provides an inverter with interface protect function, includes inverter body (1), base (3) and cable interface (9), its characterized in that: the inverter is characterized in that a fixed column (2) is fixedly mounted in the middle of the lower end of the inverter body (1), the lower end of the fixed column (2) is mounted in the middle of the upper end of a base (3), the base (3) and the fixed column (2) are connected with each other through a reset spring (4), a connecting rod (5) is mounted on the lateral side of the fixed column (2), a sliding block (6) is mounted at the lower end of the connecting rod (5), a built-in magnet (7) is fixedly mounted on the outer side of the sliding block (6), the built-in magnet (7) is mounted inside a limiting block (8), the limiting block (8) is fixedly mounted on the upper end of the base (3), a cable interface (9) is mounted on the left side of the inverter body (1), a protective cover (10) is mounted on the outer side of the cable interface (9), a baffle (11) is mounted on the protective cover (10), and the outer, transfer line (13) are installed to the upper and lower tip of protection casing (10), and the inner of transfer line (13) installs circular gear (14), side gear (15) are installed to the avris of circular gear (14), and the mid-mounting of side gear (15) has threaded rod (16), carriage release lever (17) are installed to the inner of threaded rod (16), and the inner fixed mounting of carriage release lever (17) has roller bar (18), extrusion piece (19) are installed to the lower extreme avris of roller bar (18), and the inner fixed mounting of extrusion piece (19) is in the outer end of centre gripping end (20) to through adjusting spring (21) interconnect between extrusion piece (19) and protection casing (10).

2. The inverter with the interface protection function according to claim 1, wherein: be sliding connection between fixed column (2) and base (3), and be articulated formula connection between the tip of fixed column (2) and sliding block (6) all and connecting rod (5).

3. The inverter with the interface protection function according to claim 1, wherein: built-in magnets (7) are mounted inside the limiting block (8) and outside the sliding block (6), the built-in magnets (7) inside the limiting block (8) and the built-in magnets (7) outside the sliding block (6) are located on the same horizontal straight line, and the built-in magnets (7) inside the limiting block (8) and the built-in magnets (7) outside the sliding block (6) are the same in magnetism.

4. The inverter with the interface protection function according to claim 1, wherein: the baffle (11) is symmetrically arranged about the vertical central axis of the protective cover (10), and a sliding connection structure is formed between the baffle (11) and the protective cover (10).

5. The inverter with the interface protection function according to claim 1, wherein: lateral gear (15) are all installed to the avris about circular gear (14), and are connected for the meshing between lateral gear (15) and circular gear (14), and threaded rod (16) are installed in the middle part of lateral gear (15) through-going, are threaded connection between threaded rod (16) and carriage release lever (17) moreover.

6. The inverter with the interface protection function according to claim 1, wherein: the outer end of the moving rod (17) is connected with the inner side of the protective cover (10) in a sliding mode, the lower end of the moving rod (17) and the upper end of the roller rod (18) are of a welding integrated structure, the lower end of the roller rod (18) and the outer side of the extrusion block (19) are attached to each other, and the attachment face between the extrusion block (19) and the roller rod (18) is set to be a bevel edge.