CN216847976U

CN216847976U - Light-duty test transformer with prevent empting structure

Info

Publication number: CN216847976U
Application number: CN202220008528.3U
Authority: CN
Inventors: 周琳
Original assignee: Tianjin Kude Electric Equipment Co ltd
Current assignee: Tianjin Kude Electric Equipment Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-06-28
Anticipated expiration: 2032-01-05

Abstract

The utility model relates to the technical field of transformers, in particular to a light-duty test transformer with an anti-toppling structure, which comprises a transformer, wherein the outer side of the transformer is fixedly connected with a box body, the inner side of the box body is rotatably connected with a transmission shaft, the outer side of the transmission shaft is fixedly connected with a shell, the inner side of the shell is rotatably connected with a sleeve, the inner side of the sleeve is slidably connected with a telescopic rod, the bottom end of the telescopic rod is rotatably connected with a rotating block, and the front end face of the sleeve is provided with a clamping plate. The stability of the device is improved, and the device is prevented from being toppled to influence the experiment.

Description

Light-duty test transformer with prevent empting structure

Technical Field

The utility model relates to a transformer technical field specifically is a light-duty test transformer with prevent empting structure.

Background

A light test transformer, also called test transformer, is a power detecting instrument verified by power department, mainly suitable for power system, industrial and mining enterprises, scientific research department, etc. to carry out insulation strength and leakage test under power frequency or direct current high voltage for various electrical equipment, electrical components, insulating materials, etc., the light high voltage test transformer is a single-phase transformer, outputs adjustable 0-200V or 0-400V voltage to the primary winding of the test transformer through a voltage regulator (attached to the voltage regulator above 100 KVA) in an operation box (table), according to the electromagnetic induction principle, the secondary winding can obtain adjustable high voltage, but when the transformer is used for experiment, the light test transformer which is vertically arranged is easy to cause the toppling of the transformer when the transformer is manually collided or operated by mistake, and thus, the damage of the device, and thus, a lightweight test transformer having an anti-toppling structure has been proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light-duty test transformer with prevent empting structure to solve the light-duty test transformer of vertical placing that proposes in the above-mentioned background art when artificial collision or error operation, cause empting of transformer easily, and then cause the damage problem of device.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a light-duty test transformer with prevent empting structure, includes the transformer, the equal fixedly connected with in both ends face outside is the box that bilateral symmetry set up around the transformer, the inboard of box is rotated and is connected with the transmission shaft, the bottom of transmission shaft is rotated and is connected with the bottom plate, the outside fixedly connected with casing of transmission shaft, the inboard of casing is rotated and is connected with the sleeve pipe, sheathed tube inboard sliding connection has the telescopic link, the bottom of telescopic link is rotated and is connected with the turning block, the first draw-in groove that even equidistant setting was seted up is seted up to the inboard of telescopic link, the second draw-in groove has been seted up to sheathed tube preceding terminal surface inboard, sheathed tube preceding terminal surface fixedly connected with is the mount that bilateral symmetry set up, the inboard of mount is rotated and is connected with the cardboard, spring and bushing are passed through to the one end of cardboard.

Preferably, the worm wheel is fixedly connected to the outer side of the transmission shaft, the worm wheel is arranged on the inner side of the box body, a worm is meshed to one side of the worm wheel, the rear end face of the worm is rotatably connected with the box body, the front end face of the worm penetrates through the box body, and a rotating handle is fixedly connected to the front end face of the worm.

Preferably, the rear end face of the rotating block is fixedly connected with a rubber pad, and the outer end face of the rubber pad is in a toothed arrangement.

Preferably, the spring pin is clamped on the left side and the right side of the rotating block, and one end of the spring pin is fixedly connected with the telescopic rod.

Preferably, the clamping plate is arranged in an L shape, and the bottom end of the clamping plate penetrates through the first clamping groove and the second clamping groove.

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

1. in the utility model, through the arranged sleeve, the telescopic rod and the rotating block, the telescopic rod can be extended in the using process of the device, the positions of the sleeve and the telescopic rod are locked by the clamping plate, meanwhile, the rotating block is contacted with the ground, the whole device can be supported, and the transformer can be supported in an auxiliary manner in the using process of the light test transformer, so that the stability of the device is improved, and the influence on the experiment caused by the falling of the device is prevented;

2. the utility model discloses in, through the in-process that uses of commentaries on classics handle, worm wheel and worm that sets up, can rotate the worm and drive the worm wheel and adjust the extension direction of telescopic link, the worm wheel and worm has self-locking effect, adjusts more accurately, can utilize turned angle's action to the topographic height difference simultaneously, makes the device more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the mounting structure of the fixture block of the present invention;

fig. 4 is a schematic structural diagram of the worm gear of the present invention.

In the figure: 1-transformer, 2-box, 3-transmission shaft, 4-worm wheel, 5-worm, 6-rotating handle, 7-bottom plate, 8-shell, 9-sleeve, 10-telescopic rod, 11-rotating block, 12-rubber pad, 13-spring pin, 14-first slot, 15-second slot, 16-fixing frame, 17-clamping plate and 18-spring.

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.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

Referring to fig. 1-4, the present invention provides a technical solution:

a light test transformer with an anti-toppling structure comprises a transformer 1, a box body 2, a transmission shaft 3, a worm wheel 4, a worm 5, a rotating handle 6, a bottom plate 7, a shell 8, a sleeve 9, an expansion rod 10, a rotating block 11, a rubber pad 12, a spring pin 13, a first clamping groove 14, a second clamping groove 15, a fixing frame 16, a clamping plate 17 and a spring 18;

as shown in fig. 1 and 3, a box body 2 arranged in bilateral symmetry is fixedly connected to the outer sides of the front and rear end faces of a transformer 1, a transmission shaft 3 is rotatably connected to the inner side of the box body 2, a bottom plate 7 is rotatably connected to the bottom end of the transmission shaft 3, a housing 8 is fixedly connected to the outer side of the transmission shaft 3, a sleeve 9 is rotatably connected to the inner side of the housing 8, a telescopic rod 10 is slidably connected to the inner side of the sleeve 9, a rotating block 11 is rotatably connected to the bottom end of the telescopic rod 10, first slots 14 arranged at equal intervals are formed in the inner side of the telescopic rod 10, a second slot 15 is formed in the inner side of the front end face of the sleeve 9, a fixing frame 16 arranged in bilateral symmetry is fixedly connected to the front end face of the sleeve 9, a clamping plate 17 is rotatably connected to the inner side of the fixing frame 16, one end of the clamping plate 17 is connected to the sleeve 9 through a spring 18, the clamping plate 17 is pressed when in use, so that the clamping plate 17 is separated from the first slot 14 and the second slot 15, the telescopic rod 10 can be extended to a proper position, the clamping plate 17 is loosened, the spring 18 pushes one end of the clamping plate 17, the other end of the clamping plate 17 is clamped into the first clamping groove 14 and the second clamping groove 15 at the same time, and the length of the telescopic rod 10 is further fixed;

as shown in fig. 1 and 4, a worm wheel 4 is fixedly connected to the outer side of the transmission shaft 3, the worm wheel 4 is arranged on the inner side of the box body 2, a worm 5 is meshed with one side of the worm wheel 4, the rear end face of the worm 5 is rotatably connected with the box body 2, the front end face of the worm 5 penetrates through the box body 2, a rotating handle 6 is fixedly connected to the front end face of the worm 5, the worm 5 can be rotated through the rotating handle 6, the worm wheel 4 further drives the shell 8 to rotate, and the extension direction of the telescopic rod 10 is adjusted;

as shown in fig. 3, a rubber pad 12 is fixedly connected to the rear end surface of the rotating block 11, and the outer end surface of the rubber pad 12 is in a tooth-shaped arrangement, so that the friction force between the device and the ground can be increased by using the rubber pad 12, and the stability is further improved;

as shown in fig. 2, the spring pins 13 are clamped on the left side and the right side of the rotating block 11, one ends of the spring pins 13 are fixedly connected with the telescopic rod 10, and the rotating block 11 can be vertically placed by using the spring pins 13 when the device is not in use, so that the occupied space of the device is reduced, and the device can be conveniently stored;

as shown in fig. 3, the clamping plate 17 is in an L-shaped configuration, and the bottom end of the clamping plate 17 penetrates through the first clamping groove 14 and the second clamping groove 15, so that the clamping plate 17 can be pressed conveniently, and meanwhile, the clamping plate 17 can be clamped with the first clamping groove 14 and the second clamping groove 15.

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 a light-duty test transformer with prevent empting structure, includes transformer (1), its characterized in that: the transformer is characterized in that box bodies (2) which are arranged in bilateral symmetry are fixedly connected to the outer sides of the front end face and the rear end face of the transformer (1), a transmission shaft (3) is rotatably connected to the inner side of each box body (2), a bottom plate (7) is rotatably connected to the bottom end of each transmission shaft (3), a shell (8) is fixedly connected to the outer side of each transmission shaft (3), a sleeve (9) is rotatably connected to the inner side of each shell (8), a telescopic rod (10) is slidably connected to the inner side of each sleeve (9), a rotating block (11) is rotatably connected to the bottom end of each telescopic rod (10), first clamping grooves (14) which are uniformly arranged at equal intervals are formed in the inner side of each telescopic rod (10), second clamping grooves (15) are formed in the inner side of the front end face of each sleeve (9), fixing frames (16) which are arranged in bilateral symmetry are fixedly connected to the front end face of each sleeve (9), and clamping plates (17) are rotatably connected to the inner sides of the fixing frames (16), one end of the clamping plate (17) is connected with the sleeve (9) through a spring (18).

2. A lightweight testing transformer with anti-toppling structure according to claim 1, characterized in that: the outside fixedly connected with worm wheel (4) of transmission shaft (3), worm wheel (4) set up the inboard at box (2), one side meshing of worm wheel (4) has worm (5), the rear end face and box (2) of worm (5) rotate and are connected, the preceding terminal surface of worm (5) runs through box (2), and the preceding terminal surface fixedly connected with of worm (5) changes handle (6).

3. A lightweight testing transformer with anti-toppling structure according to claim 1, characterized in that: the rear end face of the rotating block (11) is fixedly connected with a rubber pad (12), and the outer end face of the rubber pad (12) is in a toothed arrangement.

4. A lightweight testing transformer with anti-toppling structure according to claim 1, characterized in that: spring pins (13) are clamped on the left side and the right side of the rotating block (11), and one ends of the spring pins (13) are fixedly connected with the telescopic rod (10).

5. A lightweight testing transformer with anti-toppling structure according to claim 1, characterized in that: cardboard (17) are the setting of L type, and first draw-in groove (14) and second draw-in groove (15) are run through to the bottom of cardboard (17).