CN216623926U

CN216623926U - Safety power transformer for household electrical appliance

Info

Publication number: CN216623926U
Application number: CN202122962913.XU
Authority: CN
Inventors: 何冠杰
Original assignee: Foshan Shunde Benning Electronics Co ltd
Current assignee: Foshan Shunde Benning Electronics Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-05-27
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a safety power transformer for household appliances, which belongs to the technical field of power transformers and comprises a housing, wherein a mounting groove is formed in the housing, a connecting plate is arranged at the top of the mounting groove, an adjusting component is arranged on the side surface of the connecting plate, and a protective limiting component is arranged in the connecting plate; according to the winding machine, the protection limiting assembly is arranged, so that the limiting rod extends into the limiting groove under the acting force of the spring, the baffle plate seals the mounting groove and limits and protects the winding, the sliding block is pushed to drive the limiting rod to be separated from the limiting groove in a clamping manner, the baffle plate moves upwards to take out the winding, and a user can conveniently mount and dismount the winding.

Description

Safety power transformer for household electrical appliance

Technical Field

The utility model belongs to the technical field of power transformers, and particularly relates to a safety power transformer for household appliances.

Background

The power transformer is a soft magnetic electromagnetic element, has the functions of power transmission, voltage transformation and insulation isolation, is widely applied to power supply technology and power electronic technology, is a very common electromagnetic element, is not used for transmitting power in a household environment, and is easy to touch by children to cause risks such as electric shock and the like because the planar mounted transformer has children with weak self-protection consciousness in families.

In the safety power transformer suitable for small-sized household appliances disclosed in the Chinese patent application No. 202022621076.X, the power transformer is installed at a higher position, and the lifting adjustment of the device is realized by holding the threaded sleeve above the housing to rotate, so that the device is very inconvenient to use, and the limit of the winding is not firm through the limit rod, and the winding cannot be effectively protected.

SUMMERY OF THE UTILITY MODEL

To solve the problems raised in the background art described above. The utility model provides a safety power transformer for household appliances, which has the characteristics of convenience in use and high safety.

In order to achieve the purpose, the utility model provides the following technical scheme: a safety power transformer for household appliances comprises a housing, wherein an installation groove is formed in the housing, a connecting plate is installed at the top of the installation groove, an external bolt plate is arranged above the connecting plate, and an adjusting assembly is installed on the side surface of the connecting plate;

the adjusting part comprises a rotating rod, a base, a screw rod, a sliding rod, a first gear, a connecting rod and a second gear, wherein a fixed sleeve is installed on the side face of the connecting plate, the screw rod is embedded in the fixed sleeve, the sliding rod is arranged on the side face of the screw rod, the base is connected to the bottom of the screw rod, the first gear is sleeved on the surface of the screw rod, the second gear is arranged on the side face of the first gear, the connecting rod is connected to the side face of the second gear, and one end of the connecting rod is connected with the rotating rod.

Preferably, the first gear and the second gear are meshed with each other to be in gear meshing connection, and the connecting rod is in rotating connection with the base.

Preferably, the screw rod is in threaded engagement with the fixed sleeve, the screw rod is in rotational connection with the external bolt plate and the base, and the slide rod is in sliding connection with the fixed sleeve.

Preferably, a clamping groove is formed in one end of the connecting rod, a clamping block is connected to one end of the rotating rod, and the rotating rod and the connecting rod are of split structures.

Preferably, the internally mounted of connecting plate has the spacing subassembly of protection, the spacing subassembly of protection is including slider, baffle, spacing groove, flexible groove, spring and gag lever post, flexible groove has been seted up to the inside of connecting plate, the internally mounted of flexible groove has the gag lever post, the one end of gag lever post is connected with the spring, the side of mounting groove is provided with the baffle, the both sides of baffle all are connected with the slider, two spacing grooves have been seted up to the inside of baffle.

Preferably, logical groove has been seted up on the top surface of connecting plate, the top of gag lever post is connected with the sliding block, the both sides and the logical groove of sliding block closely laminate, the gag lever post is sliding connection with the connecting plate.

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

1. according to the utility model, the adjusting component is arranged to connect the rotating rod with the connecting rod, then the rotating rod is rotated to drive the gear II to rotate, the gear II is meshed with the gear I to drive the screw rod to rotate, the housing is lifted and moved under the limit of the sliding rod, the rotating rod and the connecting rod are separated after the housing is adjusted to the safe height, the housing is always positioned at the safe height, and the safety risk is effectively reduced.

2. According to the winding machine, the protection limiting assembly is arranged, so that the limiting rod extends into the limiting groove under the acting force of the spring, the baffle is fixed on the side surface of the mounting groove and carries out limiting protection on the winding, the sliding block is pushed to drive the limiting rod to be separated from the limiting groove in a clamping manner, the baffle is moved upwards, the winding can be taken out, and a user can conveniently mount and dismount the winding.

Drawings

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

FIG. 2 is a half-sectional view of the base of the present invention;

fig. 3 is a cross-sectional view of the housing of the present invention.

In the figure: 1. a bolt plate is externally connected; 2. a connecting plate; 3. a housing; 4. a protection limiting component; 41. a slider; 42. a baffle plate; 43. a limiting groove; 44. a telescopic groove; 45. a spring; 46. a through groove; 47. a slider; 48. a limiting rod; 5. an adjustment assembly; 51. a rotating rod; 52. a base; 53. a screw; 54. a slide bar; 55. fixing a sleeve; 56. a first gear; 57. a card slot; 571. a clamping block; 58. a connecting rod; 59. a second gear; 6. and (7) installing a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: a safety power transformer for household appliances comprises a housing 3, wherein an installation groove 6 is formed in the housing 3, a connecting plate 2 is installed at the top of the installation groove 6, an external bolt plate 1 is arranged above the connecting plate 2, and an adjusting assembly 5 is installed on the side surface of the connecting plate 2;

the adjusting component 5 comprises a rotating rod 51, a base 52, a screw 53, a sliding rod 54, a first gear 56, a connecting rod 58 and a second gear 59, wherein a fixing sleeve 55 is installed on the side surface of the connecting plate 2, the screw 53 is embedded in the fixing sleeve 55, the sliding rod 54 is arranged on the side surface of the screw 53, the base 52 is connected to the bottom of the screw 53, the first gear 56 is sleeved on the surface of the screw 53, the second gear 59 is arranged on the side surface of the first gear 56, the connecting rod 58 is connected to the side surface of the second gear 59, and one end of the connecting rod 58 is connected with the rotating rod 51.

Specifically, the first gear 56 and the second gear 59 are meshed with each other to form a gear meshing connection, and the connecting rod 58 is rotatably connected with the base 52.

By adopting the above technical scheme, the screw 53 can be driven to rotate while the first gear 56 is driven to rotate by rotating the connecting rod 58.

Specifically, the screw 53 is in threaded engagement with the fixed sleeve 55, the screw 53 is in rotational connection with the external bolt plate 1 and the base 52, and the slide rod 54 is in sliding connection with the fixed sleeve 55.

By adopting the technical scheme, the screw 53 rotates to enable the housing 3 to move up and down under the limit of the sliding rod 54, and the housing 3 is adjusted to be safe.

Specifically, a clamping groove 57 is formed in one end of the connecting rod 58, a clamping block 571 is connected to one end of the rotating rod 51, and the rotating rod 51 and the connecting rod 58 are in a split structure.

Through adopting above-mentioned technical scheme, adjust housing 3 to behind the safety height again with bull stick 51 and connecting rod 58 split, make housing 3 be located the safety height all the time, the effectual safety risk that has reduced.

When the device is used, the rotating rod 51 is connected with the connecting rod 58 through the clamping connection of the clamping block 571 and the clamping groove 57, the rotating rod 51 is rotated to drive the gear II 59 to rotate, the gear II 59 is meshed with the gear I56 to drive the screw 53 to rotate, so that the housing 3 is lifted and moved under the limiting of the sliding rod 54, the housing 3 is adjusted to the safe height, then the rotating rod 51 is detached from the connecting rod 58, the housing 3 is always located at the safe height, and the safety risk is effectively reduced;

example 2

The present embodiment is different from embodiment 1 in that: connecting plate 2's internally mounted has protection spacing subassembly 4, protection spacing subassembly 4 is including slider 41, baffle 42, spacing groove 43, flexible groove 44, spring 45 and gag lever post 48, flexible groove 44 has been seted up to connecting plate 2's inside, the internally mounted of flexible groove 44 has gag lever post 48, gag lever post 48's one end is connected with spring 45, the side of mounting groove 6 is provided with baffle 42, baffle 42's both sides all are connected with slider 41, two spacing grooves 43 have been seted up to baffle 42's inside.

Concretely, logical groove 46 has been seted up on the top surface of connecting plate 2, and the top of gag lever post 48 is connected with sliding block 47, and sliding block 47's both sides closely laminate with logical groove 46, and gag lever post 48 is sliding connection with connecting plate 2.

Through adopting above-mentioned technical scheme, just can drive gag lever post 48 and spacing groove 43 through promoting sliding block 47 and break away from the joint, make baffle 42 move up and can take out the winding, convenient to use person is to the installation and the dismantlement of winding.

During the use of this embodiment, the winding is located mounting groove 6 inside, and gag lever post 48 makes it stretch into spacing groove 43 under spring 45's effort, makes baffle 42 fix and carry out spacing protection to the winding in the 6 side of mounting groove, drives gag lever post 48 and spacing groove 43 through promoting sliding block 47 and breaks away from the joint, moves up baffle 42 and can take out the winding, and convenient to use person is to the installation and the dismantlement of winding.

The structure and the use principle of the external bolt plate 1, the connecting plate 2, the housing 3 and the mounting groove 6 are disclosed in a safety power transformer suitable for small-sized household appliances, which is disclosed in Chinese patent application No. 202022621076. X.

The working principle and the using process of the utility model are as follows: when the winding device is used, the rotating rod 51 is connected with the connecting rod 58 through the clamping of the clamping block 571 and the clamping groove 57, the rotating rod 51 is rotated to drive the gear II 59 to rotate, the screw 53 is driven to rotate through the meshing connection of the gear II 59 and the gear I56, the housing 3 is enabled to move up and down under the limiting of the sliding rod 54, the rotating rod 51 and the connecting rod 58 are detached after the housing 3 is adjusted to the safe height, the housing 3 is enabled to be always located at the safe height, the safety risk is effectively reduced, the winding is located in the mounting groove 6, the limiting rod 48 extends into the limiting groove 43 under the action force of the spring 45, the baffle plate 42 is fixed on the side face of the mounting groove 6 and carries out limiting protection on the winding sliding block, the limiting rod 48 is driven to be separated from the clamping connection with the limiting groove 43 through pushing of the limiting rod 47, the baffle plate 42 can move up to take out the winding, and the mounting and the dismounting of the winding by a user are convenient.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a household electrical appliances are with safe type power transformer, includes housing (3), its characterized in that: an installation groove (6) is formed in the housing (3), a connecting plate (2) is installed at the top of the installation groove (6), an external bolt plate (1) is arranged above the connecting plate (2), and an adjusting assembly (5) is installed on the side surface of the connecting plate (2);

adjusting part (5) is including bull stick (51), base (52), screw rod (53), slide bar (54), gear (56), connecting rod (58) and gear two (59), the side-mounting of connecting plate (2) has fixed cover (55), screw rod (53) have been inlayed to the inside of fixed cover (55), the side of screw rod (53) is provided with slide bar (54), the bottom of screw rod (53) is connected with base (52), the surface cover of screw rod (53) has gear one (56), the side of gear one (56) is provided with gear two (59), the side of gear two (59) is connected with connecting rod (58), the one end of connecting rod (58) is connected with bull stick (51).

2. A safety power transformer for household electrical appliances, according to claim 1, characterized in that: the first gear (56) and the second gear (59) are meshed with each other and are in gear meshing connection, and the connecting rod (58) is in rotating connection with the base (52).

3. A safety power transformer for household electrical appliances, according to claim 1, characterized in that: the screw rod (53) is in threaded engagement with the fixed sleeve (55), the screw rod (53) is in rotational connection with the external bolt plate (1) and the base (52), and the sliding rod (54) is in sliding connection with the fixed sleeve (55).

4. A safety power transformer for household electrical appliances, according to claim 1, characterized in that: a clamping groove (57) is formed in one end of the connecting rod (58), a clamping block (571) is connected to one end of the rotating rod (51), and the rotating rod (51) and the connecting rod (58) are of a split structure.

5. A safety power transformer for household electrical appliances, according to claim 1, characterized in that: the utility model discloses a safety protection device, including connecting plate (2), the internally mounted of connecting plate (2) has protection spacing subassembly (4), protection spacing subassembly (4) have been seted up flexible groove (44) including slider (41), baffle (42), spacing groove (43), flexible groove (44), spring (45) and gag lever post (48), flexible groove (44) have been seted up to the inside of connecting plate (2), the internally mounted of flexible groove (44) has gag lever post (48), the one end of gag lever post (48) is connected with spring (45), the side of mounting groove (6) is provided with baffle (42), the both sides of baffle (42) all are connected with slider (41), two spacing grooves (43) have been seted up to the inside of baffle (42).

6. A safety power transformer for household electrical appliances, according to claim 5, characterized in that: logical groove (46) have been seted up on the top surface of connecting plate (2), the top of gag lever post (48) is connected with sliding block (47), the both sides and the logical groove (46) of sliding block (47) closely laminate, gag lever post (48) are sliding connection with connecting plate (2).