CN213869336U

CN213869336U - Key of three-phase uninterrupted meter changing device

Info

Publication number: CN213869336U
Application number: CN202022680297.4U
Authority: CN
Inventors: 李连强; 斯应昌; 金波; 秦裕强; 蔡占峰
Original assignee: Hangzhou Huijia Information Technology Co ltd
Current assignee: Hangzhou Huijia Information Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-03
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a key of table device is traded in three-phase no power failure relates to key technical field, including tooth handle (1), one side fixedly connected with grab handle of tooth handle, the grab handle with same shell has all been cup jointed to equal fixing on the tooth handle, the grab handle with the inside card of tooth handle is equipped with same fixed orifices, be equipped with in the fixed orifices and prevent disconnected portion, one side of shell is rotated and is connected with the buckle, one side fixedly connected with picture peg of buckle, the slot has been seted up to one side of shell, one side of picture peg extends to inside the slot. The utility model discloses in, during the grab handle atress, the I-shaped atress strip can utilize both sides bulge to resist the shearing force and share, prevents that the tooth handle atress is too big and fracture, strengthens filling up and adopts flexible material to make, can produce reaction force to the I-shaped atress strip, and supplementary I-shaped atress strip prevents the fracture emergence, and the reinforcement cover has improved the joint strength of grab handle and tooth handle, has further improved and has prevented disconnected ability.

Description

Key of three-phase uninterrupted meter changing device

Technical Field

The utility model relates to a key technical field, in particular to three-phase does not have a power failure and trades key of table device.

Background

When changing three-phase electric energy meter, because there is not safeguard measure, the human body contacts electrified metal bolt very easily, takes place to electrocute dangerously, and because metal bolt is more in quantity, will increase contact resistance, simultaneously because longer and cause the power company's charges of electricity loss changing three-phase electric energy meter time, so need use the table device of trading of a convenient safety, and this kind of device relies on buckle and hasp to carry out the fixed of ammeter, consequently need use special key.

The key of the existing meter changing device is simple in structure, insufficient in function and free of high fracture prevention capacity, deformation and even fracture are caused due to overlarge shearing force when the key is rotated to unlock, broken tooth parts are left in lock holes more easily, the lock holes are blocked, normal use of the meter changing device is affected, and the lock opening tool is usually required to be assisted by a professional tool or even is used, so that time and labor are wasted, and therefore, the key of the three-phase meter changing device without power failure is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The present application is directed to a key for a three-phase uninterruptible power supply to solve the problems of the prior art.

In order to achieve the above purpose, the present application provides the following technical solutions: the key of table device is traded in not having a power failure to three-phase, including the toothholder, one side fixedly connected with grab handle of toothholder, all fixed the cup jointing has same shell on grab handle and the toothholder, and grab handle and the inside card of toothholder are equipped with same fixed orifices, are equipped with in the fixed orifices and prevent disconnected portion, and one side of shell is rotated and is connected with the buckle, and one side fixedly connected with picture peg of buckle, slot have been seted up to one side of shell, and one side of picture peg extends to inside the slot.

Preferably, prevent that the disconnection includes first connecting block and the second connecting block of fixed connection in the fixed orifices, first connecting block is located inside the grab handle, the second connecting block is located inside the tooth handle, fixedly connected with I atress strip in the fixed orifices, the both ends of I atress strip respectively with first connecting block and second connecting block fixed connection, the equal fixedly connected with in both sides of I atress strip strengthens the pad.

Preferably, a sliding hole is formed in the I-shaped stress strip, a connecting rope is arranged in the sliding hole, and two ends of the connecting rope are fixedly connected with the first connecting block and the second connecting block respectively.

Preferably, the reinforcing mat is made of a flexible material.

Preferably, an elastic clamping plate is fixedly connected to one side of the shell.

Preferably, a reinforcing sleeve is fixedly sleeved on the tooth handle, and one side of the reinforcing sleeve is fixedly connected with the shell.

Preferably, one side fixedly connected with elasticity bolt of picture peg, seted up the jack on the one side inner wall of slot, the jack is run through to one side of elasticity bolt.

To sum up, the utility model discloses a technological effect and advantage:

1. in the utility model, when the grab handle is stressed, the I-shaped stress strip can utilize the convex parts at two sides to resist the shearing force and share the shearing force, the tooth handle is prevented from being broken due to overlarge stress, the reinforcing pad is made of flexible materials and has a certain deformation amount, so that a reaction force can be generated on the I-shaped stress strip, the I-shaped stress strip is assisted to prevent the breakage, the arrangement of the reinforcing sleeve improves the connection strength of the grab handle and the tooth handle, and the breaking-proof capability of the key is further improved;

2. the utility model discloses in, when the key fracture, can tear the shell and utilize the fixed connection of first connecting block, connect the rope, the second connecting block, make cracked tooth handle taken out, prevent that tooth handle from blockking up the work of lockhole table device and leading to the fact the influence, and simultaneously, elastic splint's setting can be convenient for do not take out the key in places such as pocket, collar, file pocket temporarily, prevent to lose, make the picture peg can follow the slot and take out through pressing down elastic bolt, thereby rotate the buckle, be convenient for with the key connection on other article.

Drawings

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

FIG. 2 is a schematic view of the three-dimensional structure inside the housing of the present invention;

FIG. 3 is a schematic view of the structure of the connection portion of the present invention;

fig. 4 is a schematic view of the internal three-dimensional structure of the i-shaped stress strip of the present invention.

In the figure: 1. a gear handle; 2. a handle; 3. a housing; 4. buckling; 5. inserting plates; 6. an elastic bolt; 7. a reinforcing sleeve; 8. an elastic splint; 9. a first connection block; 10. a second connecting block; 11. an I-shaped stress strip; 12. a reinforcing pad; 13. and connecting ropes.

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.

Example (b): the key of the three-phase uninterrupted meter-changing device shown by referring to fig. 1-4 comprises a toothed handle 1, and is characterized in that: one side fixedly connected with grab handle 2 of tooth handle 1, grab handle 2 and tooth handle 1 go up all fixedly to have cup jointed same shell 3, grab handle 2 is equipped with same fixed orifices with 1 inside card of tooth handle, is equipped with in the fixed orifices and prevents disconnected portion, and one side of shell 3 is rotated and is connected with buckle 4, and one side fixedly connected with picture peg 5 of buckle 4, the slot has been seted up to one side of shell 3, and one side of picture peg 5 extends to inside the slot.

As a preferred embodiment of the present embodiment, the breakage preventing portion includes a first connecting block 9 and a second connecting block 10 fixedly connected in the fixing hole, the first connecting block 9 is located inside the handle 2, the second connecting block 10 is located inside the gear handle 1, an i-shaped stress bar 11 is fixedly connected in the fixing hole, two ends of the i-shaped stress bar 11 are respectively and fixedly connected with the first connecting block 9 and the second connecting block 10, reinforcing pads 12 are fixedly connected to two sides of the i-shaped stress bar 11, so that the advantage of this arrangement is that, through the arrangement of the first connecting block 9, the second connecting block 10, the I-shaped stress strip 11 and the reinforcing pad 12, the I-shaped stress strip 11 can resist shearing force by utilizing the convex parts on the two sides and share the shearing force, the gear shank 1 is prevented from being broken due to overlarge stress, the reinforcing pad 12 can generate a reaction force for the I-shaped stress strip 11, and therefore the I-shaped stress strip 11 is assisted to prevent the breakage.

As a preferred implementation manner of this embodiment, a slide hole has been seted up to i-shaped atress strip 11 inside, be provided with in the slide hole and connect rope 13, connect the both ends of rope 13 respectively with first connecting block 9 and second connecting block 10 fixed connection, the benefit of setting like this is, through the setting of connecting rope 13 for when the key fracture, can tear shell 3 and take out cracked tooth handle 1 through first connecting block 9, connecting rope 13, second connecting block 10, prevent that tooth handle 1 from blockking up the lockhole and causing the influence to the work of table changing device.

As a preferred embodiment of the present embodiment, the reinforcing mat 12 is made of a flexible material, which is advantageous in that the reinforcing mat 12 is made of a flexible material and has a certain deformation amount, which can generate a reaction force to the i-shaped force-receiving strip 11.

As a preferred embodiment of this embodiment, an elastic clamp plate 8 is fixedly connected to one side of the housing 3, so that the elastic clamp plate 8 is arranged to facilitate the temporary pinning of the key to a pocket, a collar, a file bag and the like to prevent the key from being lost.

As a preferred implementation mode of the embodiment, the tooth handle 1 is fixedly sleeved with the reinforcing sleeve 7, and one side of the reinforcing sleeve 7 is fixedly connected with the shell 3, so that the arrangement has the advantages that the arrangement of the reinforcing sleeve 7 improves the connection strength of the handle 2 and the tooth handle 1, and the breaking-preventing capability of the key is further improved.

As a preferred embodiment of this embodiment, picture peg 5's one side fixedly connected with elasticity bolt 6 has seted up the jack on the one side inner wall of slot, and the jack is run through to one side of elasticity bolt 6, and the benefit of setting up like this is through the setting of elasticity bolt 6 for can be spacing picture peg 5 when elasticity bolt 6 inserts in the jack, thereby fixed buckle 4.

This practical theory of operation: when the key of the three-phase uninterrupted meter changing device is used, the key is inserted into the lock hole, the shell 3 is held to rotate, the tooth handle 1 is driven to rotate through the grab handle 2, the lock catch structure on the device is opened, when the grab handle 2 is stressed, large shearing force can be generated at the joint of the grab handle 2 and the tooth handle 1 and on the tooth handle 1, at the moment, the I-shaped stress strip 11 can resist the shearing force and share the shearing force by utilizing the convex parts at the two sides, the tooth handle 1 is prevented from being broken due to overlarge stress, the reinforcing pad 12 is made of flexible materials and has certain deformation quantity, so that reaction force can be generated on the I-shaped stress strip 11, the I-shaped stress strip 11 is assisted to prevent the breakage, the arrangement of the reinforcing sleeve 7 improves the connecting strength of the grab handle 2 and the tooth handle 1, the breakage prevention capacity of the key is further improved, and when the key is still broken, the shell 3 can be pulled through the first connecting block 9, Connecting rope 13, second connecting block 10 are taken out cracked tooth handle 1, prevent that tooth handle 1 from blockking up the lockhole and causing the influence to the work of trading the table device, and simultaneously, elastic splint 8's setting can be convenient for do not make the key in places such as pocket, collar, file pocket temporarily, prevent to lose, and the accessible presses elastic bolt 6 and makes picture peg 5 can follow the slot and take out to can rotate buckle 4, be convenient for connect the key on other article.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The key of the three-phase uninterrupted meter changing device comprises a tooth handle (1), and is characterized in that: one side fixedly connected with grab handle (2) of tooth handle (1), grab handle (2) with same shell (3) has all fixedly been cup jointed on tooth handle (1), grab handle (2) with tooth handle (1) inside card is equipped with same fixed orifices, be equipped with in the fixed orifices and prevent disconnected portion, one side of shell (3) is rotated and is connected with buckle (4), one side fixedly connected with picture peg (5) of buckle (4), the slot has been seted up to one side of shell (3), one side of picture peg (5) extends to inside the slot.

2. The key of the three-phase uninterrupted power supply for switching the watch device according to claim 1, wherein: prevent disconnected portion include fixed connection in first connecting block (9) and second connecting block (10) in the fixed orifices, first connecting block (9) are located grab handle (2) are inside, second connecting block (10) are located inside gear handle (1), fixedly connected with I-shaped atress strip (11) in the fixed orifices, the both ends of I-shaped atress strip (11) respectively with first connecting block (9) with second connecting block (10) fixed connection, pad (12) is strengthened to the equal fixedly connected with in both sides of I-shaped atress strip (11).

3. The key of the three-phase uninterrupted power supply for switching the watch device according to claim 2, wherein: a sliding hole is formed in the I-shaped stress strip (11), a connecting rope (13) is arranged in the sliding hole, and two ends of the connecting rope (13) are fixedly connected with the first connecting block (9) and the second connecting block (10) respectively.

4. The key of the three-phase uninterrupted power supply for switching the watch device according to claim 2, wherein: the reinforcing pad (12) is made of flexible materials.

5. The key of the three-phase uninterrupted power supply for switching the watch device according to claim 1, wherein: one side of the shell (3) is fixedly connected with an elastic splint (8).

6. The key of the three-phase uninterrupted power supply for switching the watch device according to claim 1, wherein: a reinforcing sleeve (7) is fixedly sleeved on the gear handle (1), and one side of the reinforcing sleeve (7) is fixedly connected with the shell (3).

7. The key of the three-phase uninterrupted power supply for switching the watch device according to claim 1, wherein: one side fixedly connected with elasticity bolt (6) of picture peg (5), the jack has been seted up on the one side inner wall of slot, one side of elasticity bolt (6) is run through the jack.