CN210142134U

CN210142134U - Size-adjustable clamping mechanism for power line testing device

Info

Publication number: CN210142134U
Application number: CN201920317352.8U
Authority: CN
Inventors: 梁建锋
Original assignee: Wuhu Jianye Electrical Appliance Industry Co Ltd
Current assignee: Wuhu Jianye Electrical Appliance Industry Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-03-13
Anticipated expiration: 2029-03-13

Abstract

The utility model discloses a power cord testing arrangement is with fixture of adjustable size, including base, recess, screw rod and mounting hole, the upper end of base is fixed with the lug, and the lug setting is in the inside of base, and the base contacts with the base simultaneously, the slide is all installed to the upper end left and right sides of base, and the slide has the base through first bolt threaded connection, the up end of slide is seted up to the recess, and the recess is close to one side of base center pin and is provided with the plate seat, and the plate seat is fixed mutually with the base simultaneously, the roof is installed to the upper end of plate seat, and the roof has the plate seat through second bolt threaded connection, insulating pad is installed to the top of base. This power cord testing arrangement is with fixture of adjustable size through the slide on the base, can make the power cord when twitching on the base, can not take place the friction with the edges and corners of base for the damaged condition can not appear in the epidermis of power cord, thereby plays the guard action to the power cord.

Description

Size-adjustable clamping mechanism for power line testing device

Technical Field

The utility model relates to a power cord testing arrangement technical field specifically is a power cord testing arrangement is with fixture of adjustable size.

Background

After the power cord is produced, in order to ensure that the power cord meets the relevant national production standard, the power cord is tested by using some instruments and devices, and when the power cord is tested, in order to ensure the stability of the power cord, the power cord is usually fixed by using a clamping mechanism.

The existing clamping mechanism only plays a role in clamping and fixing due to the simple structure of the existing clamping mechanism, the clamping size of the existing clamping mechanism is fixed, the clamping mechanism is only suitable for power cords with relevant sizes, and the existing equipment needs to be improved aiming at the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but power cord testing arrangement is with fixture of size to solve the current fixture that proposes in the above-mentioned background art and because of its simple structure, make fixture only play the fixed effect of centre gripping, and current fixture's clamping size is fixed, make fixture only be applicable to the problem of the power cord of relevant size.

In order to achieve the above object, the utility model provides a following technical scheme: a size-adjustable clamping mechanism for a power line testing device comprises a base, a groove, a screw rod and a mounting hole, wherein a convex block is fixed at the upper end of the base, the convex block is arranged in the base, the base is in contact with the base, sliding seats are arranged on the left side and the right side of the upper end of the base and are in threaded connection with the base through first bolts, the groove is formed in the upper end face of the sliding seat, a plate seat is arranged on one side, close to the central axis of the base, of the groove, the plate seat is fixed with the base, a top plate is arranged at the upper end of the plate seat and is in threaded connection with the plate seat through second bolts, an insulating pad is arranged above the base, fixing seats are arranged on the front side and the rear side of the insulating pad, the fixing seats are fixed with the base, the screw rod is in threaded connection with the inside of, the one end setting that the screw rod is close to the base center pin is in the clamp plate, and the clamp plate has the screw rod through nut threaded connection, and the clamp plate contacts with the base simultaneously, the clamp plate is close to a side of base center pin and installs the cushion, the top of board seat has seted up the draw-in groove near a side of base center pin, and installs the shelf between the draw-in groove, and the lower extreme of shelf runs through insulating pad and sets up in the base simultaneously, the inside at the base is seted up to the mounting hole.

Preferably, the inner wall of the sliding seat is in contact with the outer wall of the base, and the sliding seat is in threaded connection with the base through a first bolt.

Preferably, the horizontal height of the insulating pad is greater than that of the base, and the cross-sectional area of the insulating pad is smaller than that of the base.

Preferably, the number of the screws is four, and the screws are symmetrically distributed about the central axis of the base.

Preferably, the vertical sectional area of the soft cushion is equal to that of the pressing plate, and the horizontal height of the soft cushion is equal to that of the pressing plate.

Preferably, the central axis of the shelf coincides with the central axis of the base, and the outer wall of the shelf is in contact with the inner wall of the plate seat and the inner wall of the base respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the power line testing device uses a clamping mechanism with adjustable size,

(1) through the sliding seat on the base, when the power line is drawn on the base, the power line cannot rub against corners of the base, so that the surface of the power line cannot be damaged, and the power line is protected;

(2) through the insulating pad on the base, when the power line is damaged and leaks electricity, no current is transmitted to people through the clamping mechanism, so that the safety guarantee is provided when people use the clamping mechanism;

(3) the screw rod of the fixing seat is screwed to enable the pressing plates to move forwards or backwards, so that the clamping size between the pressing plates can be adjusted, the clamping mechanism can be promoted to clamp and fix a thinner or thicker power line, and the practicability of the clamping mechanism is enhanced;

(4) through the soft cushion on the pressing plate, when the pressing plate extrudes the power line, the soft cushion can be bent on the power line through the soft characteristic of the soft cushion, so that the contact area between the soft cushion and the power line is increased, and the stability between the power line and the soft cushion is enhanced;

(5) through the shelf on the base, can cut apart into two the same regions with the base for the clamping space between the clamp plate changes two places from one, when making the power cord detect, can carry out two-way detection, thereby promotes the detection efficiency of power cord.

Drawings

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

FIG. 2 is a left side view of the structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic top view of the plate seat of the present invention;

fig. 5 is a schematic view of the left side view cross-section structure of the present invention.

In the figure: 1. the base, 2, lug, 3, base, 4, slide, 5, first bolt, 6, recess, 7, plate holder, 8, roof, 9, second bolt, 10, insulating pad, 11, fixing base, 12, screw rod, 13, change handle, 14, clamp plate, 15, nut, 16, cushion, 17, draw-in groove, 18, shelf, 19, mounting hole.

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. 1-5, the present invention provides a technical solution: a clamping mechanism with adjustable size for a power line testing device is disclosed, as shown in figures 1 and 2, a convex block 2 is fixed at the upper end of a base 1, the convex block 2 is arranged inside a base 3, the base 3 is contacted with the base 1, sliding seats 4 are arranged at the left side and the right side of the upper end of the base 3, the sliding seats 4 are in threaded connection with the base 3 through first bolts 5, the inner walls of the sliding seats 5 are contacted with the outer wall of the base 3, the sliding seats 5 are in threaded connection with the base 3 through the first bolts 4, the power line is prevented from being in contact with edges and corners of the base 3, so that the damage of skins caused by friction of the power line is prevented, a groove 6 is arranged at the upper end face of the sliding seats 4, a plate seat 7 is arranged at one side of the groove 6 close to the central shaft of the base 3, the plate seat 7 is fixed with the base 3, a top plate 8 is arranged, insulating pad 10 is installed to base 3's top, and both sides all are provided with fixing base 11 around insulating pad 10, fixing base 11 is fixed mutually with base 3 simultaneously, the level of insulating pad 10 is greater than base 3's level, and the cross-sectional area of insulating pad 10 is less than base 3's cross-sectional area, the electric current of avoiding the power cord to produce passes through fixture to people's transmission, thereby play the guard action to people, screw rod 12 threaded connection is in fixing base 11's inside, and screw rod 12 keeps away from the one end of base 3 center pin and is fixed with commentaries on classics 13, screw rod 12 is provided with four, and screw rod 12 is about base 3's axis symmetric distribution, twist screw rod 12, can make clamp plate 14 move, make the clamping size between clamp plate 14 adjustable, make the power cord that the diameter is not of uniform in size all can receive clamp plate 14's centre gripping.

As shown in fig. 1 and 5, one end of the screw 12 close to the central axis of the base 3 is disposed in the pressing plate 14, and the pressing plate 14 is connected with the screw 12 through the screw nut 15, and meanwhile, the pressing plate 14 contacts with the base 3, a cushion 16 is mounted on one side of the pressing plate 14 close to the central axis of the base 3, the vertical sectional area of the cushion 16 is equal to that of the pressing plate 14, and the horizontal height of the cushion 16 is equal to that of the pressing plate 14, and through the soft characteristic of itself, when the power line is extruded, the power line sinks into the cushion 16, so that the contact area between the power line and the cushion 16 is enlarged, and the stability between the power line.

As shown in fig. 3 and 4, a side surface of the upper side of the board base 7 close to the central axis of the base 3 is provided with a clamping groove 17, a shelf 18 is installed between the clamping grooves 17, meanwhile, the lower end of the shelf 18 penetrates through the insulating pad 10 and is arranged in the base 3, the central axis of the shelf 18 coincides with the central axis of the base 3, the outer wall of the shelf 18 is respectively contacted with the inner wall of the board base 7 and the inner wall of the base 3, the clamping space between the pressing plates 14 is divided into two parts, the power line can be subjected to bidirectional detection, the detection efficiency of the power line is promoted, and the mounting hole 19 is formed in the base 3.

The working principle is as follows: when the clamping mechanism with adjustable size for the power line testing device is used, firstly, the clamping mechanism is independently arranged at one position through the base 1 or is arranged on the detecting device through the mounting hole 19, two power lines are arranged on the groove 6, the base 3 is separated through the shelf 18, so that the clamping space between the press plates 14 is formed at two positions, the two power lines are pulled in the groove 6 and are respectively positioned at two sides of the shelf 18, the top plate 8 fixed on the plate base 7 limits the shelf 18 through the top plate 8, so that the shelf 18 is prevented from being easily taken out of the plate base 7, when the power lines are pulled, the power lines cannot be contacted with edges and corners of the base 3 through the slide base 4, the rotating handle 13 is rotated, the screw rod 12 rotates in the fixed base 11, so that the press plates 14 are pushed to extrude the power lines, when the press plates 14 are pushed by the screw rod 12, the nut 15 plays a role in limiting the pressing plate 14, thereby preventing the pressing plate 14 from falling off the screw 12, when the power line is extruded, the power line is sunk into the cushion 16 through the characteristic of the cushion 16, the contact area between the power line and the cushion 16 is enlarged, thereby enhancing the stability between the power line and the cushion 16, thereby preventing the power line from being extruded and tilted, when the power line is subjected to a voltage test, the power line is electrified, when the power line leaks electricity, the current cannot be transmitted to people through the clamping mechanism through the insulating pad 10, when the power line is subjected to a mechanical strength test, the second bolt 9 is screwed out of the top plate 8, so that the top plate 8 is not fixed with the plate base 7, the top plate 8 is taken down from the plate base 7, the shelf 18 is drawn out of the clamping groove 17, the gravity block is pressed on the power line, the state of the power line is observed, thereby completing the mechanical strength test, this completes the work and is within the skill of the art, not described in detail in this specification.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a power cord testing arrangement is with fixture of adjustable size, includes base (1), recess (6), screw rod (12) and mounting hole (19), its characterized in that: the upper end of the base (1) is fixed with a convex block (2), the convex block (2) is arranged inside the base (3), the base (3) is contacted with the base (1), the sliding seat (4) is arranged on the left side and the right side of the upper end of the base (3), the sliding seat (4) is in threaded connection with the base (3) through a first bolt (5), the groove (6) is arranged on the upper end surface of the sliding seat (4), a plate seat (7) is arranged on one side, close to the central shaft of the base (3), of the groove (6), the plate seat (7) is fixed with the base (3), the top plate (8) is arranged on the upper end of the plate seat (7), the top plate (8) is in threaded connection with the plate seat (7) through a second bolt (9), an insulating pad (10) is arranged above the base (3), and fixing seats (11) are arranged on the front side and the rear side of the, meanwhile, the fixed seat (11) is fixed with the base (3), the screw rod (12) is connected with the inside of the fixed seat (11) in a threaded manner, and a rotating handle (13) is fixed at one end of the screw rod (12) far away from the central shaft of the base (3), one end of the screw rod (12) close to the central shaft of the base (3) is arranged in the pressure plate (14), the pressure plate (14) is connected with a screw rod (12) through a nut (15) by screw thread, meanwhile, the pressure plate (14) is contacted with the base (3), a soft cushion (16) is arranged on one side surface of the pressure plate (14) close to the central shaft of the base (3), a clamping groove (17) is arranged on one side surface of the upper part of the plate seat (7) close to the central shaft of the base (3), a shelf (18) is arranged between the clamping grooves (17), meanwhile, the lower end of the shelf (18) penetrates through the insulating pad (10) and is arranged in the base (3), and the mounting hole (19) is formed in the base (3).

2. The adjustable clamping mechanism for a power cord testing device as claimed in claim 1, wherein: the inner wall of slide (4) contacts with the outer wall of base (3), and slide (4) are threaded connection through first bolt (5) and base (3).

3. The adjustable clamping mechanism for a power cord testing device as claimed in claim 1, wherein: the horizontal height of the insulating pad (10) is larger than that of the base (3), and the cross-sectional area of the insulating pad (10) is smaller than that of the base (3).

4. The adjustable clamping mechanism for a power cord testing device as claimed in claim 1, wherein: the number of the screw rods (12) is four, and the screw rods (12) are symmetrically distributed about the central axis of the base (3).

5. The adjustable clamping mechanism for a power cord testing device as claimed in claim 1, wherein: the vertical sectional area of the soft cushion (16) is equal to that of the pressing plate (14), and the horizontal height of the soft cushion (16) is equal to that of the pressing plate (14).

6. The adjustable clamping mechanism for a power cord testing device as claimed in claim 1, wherein: the central axis of the shelf (18) coincides with the central axis of the base (3), and the outer wall of the shelf (18) is respectively contacted with the inner wall of the plate seat (7) and the inner wall of the base (3).