CN213481908U

CN213481908U - Low smoke and zero halogen cable material compression testing machine

Info

Publication number: CN213481908U
Application number: CN202022566475.0U
Authority: CN
Inventors: 康志强; 王世波
Original assignee: Henan Hongyuan New Material Co ltd
Current assignee: Henan Hongyuan New Material Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-18
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a low smoke and zero halogen cable material compression testing machine relates to compression testing machine technical field, including testing machine main part and slider, slider and testing machine main part sliding connection, the bottom of testing machine main part is provided with the bottom plate, the upper surface middle part of bottom plate is provided with elevating gear, the upper surface four corners department of bottom plate all is provided with stop gear, the lower surface four corners department of bottom plate all fixedly connected with the rubber pad; a cavity is formed in one end of the sliding block, and a fixing mechanism is arranged in the cavity. The utility model discloses can fix the slider, avoid the slider to slide when carrying out pressure detection, improve the stability of slider, guarantee the accuracy of testing result; the height of the testing machine main body can be conveniently and quickly adjusted, the structure is simple, the use is convenient and quick, and the working efficiency is improved.

Description

Low smoke and zero halogen cable material compression testing machine

Technical Field

The utility model relates to a compression testing machine technical field, concretely relates to low smoke and zero halogen cable material compression testing machine.

Background

The cable material plays an important role in a high-voltage power transmission and distribution system, and the pressure resistance of the cable material directly influences the normal work of the power transmission system, so that the power transmission system loses normal power transmission efficiency and the power transmission safety is endangered. Therefore, a special device is needed to be used for detecting the cable material for the high-voltage wire, and the detection data are counted, so that a production enterprise can design and improve the cable material for the high-voltage wire in a targeted manner.

The cable material compression testing machine disclosed in the Chinese utility model patent application publication specification CN206450520U, though, the utility model realizes the adjustment of the horizontal height of the test bed by adding the adjusting feet, the design effectively improves the whole stability of the utility model, in addition, the design of the upper limiting block and the lower limiting block realizes the fixation of the cable position, the position of the cable is prevented from changing under the action of external force, the slider is installed through the dovetail groove, on one hand, the selection of the lower limiting block is convenient according to the diameter of the experimental cable, on the other hand, the adjustment of the lower limiting block is realized according to the position of the cable, the design of the buffer spring plays a role of buffering, the design effectively prevents the influence on the structure of the lifting plate under the action of external force, and the design of the infrared distance sensor realizes the detection of the distance between the upper limiting block and the lower limiting block, the utility model has the advantages that the deformation quantity of the cable can be monitored, the use is convenient, the operation is convenient, the stability is good, the reliability is high, however, the slider of the utility model is movably connected with the mounting plate, the stability is poor, the slider is easy to move when the pressure detection is carried out, and the accuracy of the detection result is influenced; the lower terminal surface of test bench is provided with four regulation feet, is not convenient for adjust the height of test bench fast.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low smoke and zero halogen cable material compression testing machine solves at least one problem that provides in the above-mentioned background art.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a low-smoke zero-halogen cable material compression testing machine comprises a testing machine main body and a sliding block, wherein the sliding block is connected with the testing machine main body in a sliding mode, a bottom plate is arranged at the bottom of the testing machine main body, a lifting device is arranged in the middle of the upper surface of the bottom plate, limiting mechanisms are arranged at four corners of the upper surface of the bottom plate, and rubber pads are fixedly connected to four corners of the lower surface of the bottom plate; a cavity is formed in one end of the sliding block, and a fixing mechanism is arranged in the cavity.

Optionally, fixed establishment includes knob, threaded rod, movable rod, splines piece, movable block, locating part, stripper bar, reset spring, the knob is located the outside of slider, the one end of threaded rod wear out the slider and with knob fixed connection, the other end of threaded rod passes through rotary joint and is connected with the movable rod rotation, the one end and the movable block of movable rod offset, the one end and the movable block fixed connection of stripper bar, the slider is worn out to the other end of stripper bar, reset spring overlaps on the stripper bar.

Optionally, a threaded hole matched with the threaded rod is formed in the sliding block, and the threaded rod is in threaded connection with the sliding block.

Optionally, the movable rod is perpendicular to the movable block, the end of the movable rod contacting with the movable block is set to be an inclined plane, and the movable rod is connected with the movable block in a sliding manner.

Optionally, one end of the return spring abuts against the movable block, and the other end of the return spring abuts against the sliding block.

Optionally, the rotation stopping piece is a rotation stopping slide block, a rotation stopping slide groove matched with the rotation stopping slide block is formed in the slide block, and the rotation stopping slide block slides in the rotation stopping slide groove.

Optionally, the limiting part includes a limiting block and a limiting rod, the limiting block is fixedly connected with the movable block, a limiting hole matched with the limiting rod is formed in the limiting block, the limiting rod penetrates through the limiting block through the limiting hole, the limiting block is slidably connected with the limiting rod, and the limiting rod is fixedly connected with the sliding block.

Optionally, the limiting mechanism comprises a movable column, a fixed cylinder and a buffer spring, the top end of the movable column is fixedly connected with the testing machine main body, the bottom end of the movable column extends into the fixed cylinder, the fixed cylinder is fixedly connected with the bottom plate, and the buffer spring is located in the fixed cylinder; the bottom of activity post is provided with the bulge loop, the top of fixed cylinder is provided with the fender ring that corresponds with the bulge loop, activity post and fixed cylinder sliding connection.

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

1. the utility model discloses a knob, threaded rod, movable block, extrusion stem, reset spring, the cooperation of splining the slider, splining spout, stopper, gag lever post is used, can fix the slider, avoids the slider to slide when carrying out pressure detection, improves the stability of slider, has guaranteed the accuracy of testing result.

2. The utility model discloses a be provided with elevating gear and stop gear, convenient quick highly adjusting to the testing machine main part, simple structure, convenient to use is swift, has improved work efficiency.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic partial sectional view of the slider according to the present invention.

Fig. 3 is a schematic sectional view of the limiting mechanism of the present invention.

In the figure: 1. a testing machine main body; 2. a slider; 3. a base plate; 4. a lifting device; 5. a limiting mechanism; 6. a rubber pad; 7. a knob; 8. a threaded rod; 9. a movable rod; 10. a movable block; 11. an extrusion stem; 12. a return spring; 13. a rotation stopping slide block; 14. a rotation stopping chute; 15. a limiting block; 16. a limiting rod; 17. a movable post; 18. a fixed cylinder; 19. a buffer spring; 20. a convex ring; 21. and (4) a baffle ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides the following technical solutions:

a low-smoke halogen-free cable material compression testing machine comprises a testing machine main body 1 and a sliding block 2, wherein the sliding block 2 is connected with the testing machine main body 1 in a sliding mode, a bottom plate 3 is arranged at the bottom of the testing machine main body 1, a lifting device 4 is arranged in the middle of the upper surface of the bottom plate 3, the lifting device 4 is an electric push rod and used for lifting the testing machine main body 1, limiting mechanisms 5 are arranged at four corners of the upper surface of the bottom plate 3, the moving position of the testing machine main body 1 can be limited, the lifting stability of the testing machine main body 1 is improved, rubber pads 6 are fixedly connected to four corners of the lower surface of the bottom plate 3, and; a cavity is formed in one end of the sliding block 2, and a fixing mechanism is arranged in the cavity and used for fixing the sliding block 2.

As an optional technical solution of the utility model: the fixing mechanism comprises a knob 7, a threaded rod 8, a movable rod 9, a rotation stopping piece, a movable block 10, a limiting piece, an extrusion rod 11 and a return spring 12, the knob 7 is positioned outside the slider 2, one end of the threaded rod 8 penetrates out of the slider 2 and is fixedly connected with the knob 7, the other end of the threaded rod 8 is rotatably connected with the movable rod 9 through a rotary joint, the slider 2 is provided with a threaded hole matched with the threaded rod 8, the threaded rod 8 is in threaded connection with the slider 2, the structure is simple and convenient to drive, one end of the movable rod 9 abuts against the movable block 10, the movable rod 9 is perpendicular to the movable block 10, the ends of the movable rods 9, which are in contact with the movable block 10, are both arranged into inclined planes, the movable rods 9 and the movable block 10 are in sliding connection, the structure is reasonable and convenient to drive, one end of the extrusion rod 11 is fixedly connected with the movable block 10, the other end of the extrusion rod 11, thereby fix slider 2, reset spring 12 cover is on the extrusion pole 11, and the extrusion pole 11 of being convenient for resets, and reset spring 12's one end offsets with movable block 10, and reset spring 12's the other end offsets with slider 2.

As an optional technical solution of the utility model: the rotation stopping piece is a rotation stopping slide block 13, a rotation stopping slide groove 14 matched with the rotation stopping slide block 13 is formed in the slide block 2, the rotation stopping slide block 13 slides in the rotation stopping slide groove 14, the position of the movable rod 9 can be limited, and the movement stability of the movable rod 9 is improved.

As an optional technical solution of the utility model: the locating part includes stopper 15 and gag lever post 16, stopper 15 and movable block 10 fixed connection, set up the spacing hole with the 16 adaptations of gag lever post on the stopper 15, stopper 15 runs through stopper 15 through spacing hole, stopper 15 and gag lever post 16 sliding connection, and

gag lever post

16 and 2 fixed connection of slider improve the stability when movable block 10 removes.

As an optional technical solution of the utility model: the limiting mechanism 5 comprises a movable column 17, a fixed cylinder 18 and a buffer spring 19, the top end of the movable column 17 is fixedly connected with the testing machine main body 1, the bottom end of the movable column 17 extends into the fixed cylinder 18, the fixed cylinder 18 is fixedly connected with the bottom plate 3, and the buffer spring 19 is positioned in the fixed cylinder 18 and has a buffer effect; the bottom of activity post 17 is provided with bulge loop 20, and the top of fixed cylinder 18 is provided with the fender ring 21 that corresponds with bulge loop 20, avoids activity post 17 to break away from fixed cylinder 18, activity post 17 and fixed cylinder 18 sliding connection.

The utility model discloses a theory of operation:

when the position of the sliding block 2 needs to be fixed, the knob 7 is rotated, the knob 7 drives the threaded rod 8 to rotate, the threaded rod 8 is in threaded connection with the sliding block 2, the threaded rod 8 and the sliding block 2 form a thread pair, the threaded rod 8 performs precession movement, the threaded rod 8 is in rotational connection with the movable rod 9, the movable rod 9 performs linear movement under the limitation of the rotation stopping sliding block 13, the movable rod 9 is in sliding connection with the movable block 10, the movable rod 9 extrudes the movable block 10, the movable block 10 drives the limiting block 15 to slide on the limiting rod 16, the movable block 10 drives the extrusion rod 11 to move, meanwhile, the movable block 10 extrudes the reset spring 12, the extrusion rod 11 moves downwards and abuts against the testing machine main body 1, so that the position of the sliding block 2 is fixed, and the stability of the sliding block; when the height of the testing machine main body 1 needs to be lifted, the lifting device 4 is started, the lifting device 4 drives the testing machine main body 1 to lift, the testing machine main body 1 lifts under the limitation of the limiting mechanism 5, and the stability of the testing machine main body 1 during lifting is improved.

Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a low smoke and zero halogen cable material compression testing machine, includes testing machine main part (1) and slider (2), slider (2) and testing machine main part (1) sliding connection, its characterized in that: a bottom plate (3) is arranged at the bottom of the testing machine main body (1), a lifting device (4) is arranged in the middle of the upper surface of the bottom plate (3), limiting mechanisms (5) are arranged at four corners of the upper surface of the bottom plate (3), and rubber pads (6) are fixedly connected to four corners of the lower surface of the bottom plate (3); a cavity is formed in one end of the sliding block (2), and a fixing mechanism is arranged in the cavity.

2. The low-smoke zero-halogen cable material compression testing machine of claim 1, characterized in that:

the fixed establishment includes knob (7), threaded rod (8), movable rod (9), splines piece, movable block (10), locating part, stripper bar (11), reset spring (12), knob (7) are located the outside of slider (2), the one end of threaded rod (8) is worn out slider (2) and with knob (7) fixed connection, the other end of threaded rod (8) passes through rotary joint and rotates with movable rod (9) to be connected, the one end and the movable block (10) of movable rod (9) offset, the one end and the movable block (10) fixed connection of stripper bar (11), slider (2) are worn out to the other end of stripper bar (11), reset spring (12) cover is on stripper bar (11).

3. The low-smoke zero-halogen cable material compression testing machine of claim 2, characterized in that:

the threaded rod (8) is in threaded connection with the sliding block (2).

4. The low-smoke zero-halogen cable material compression testing machine of claim 2, characterized in that:

the movable rod (9) is perpendicular to the movable block (10), one end of the movable rod (9) contacting with the movable block (10) is arranged to be an inclined plane, and the movable rod (9) is connected with the movable block (10) in a sliding mode.

5. The low-smoke zero-halogen cable material compression testing machine of claim 2, characterized in that:

one end of the reset spring (12) is abutted against the movable block (10), and the other end of the reset spring (12) is abutted against the sliding block (2).

6. The low-smoke zero-halogen cable material compression testing machine of claim 2, characterized in that:

the rotation stopping piece is a rotation stopping sliding block (13), a rotation stopping sliding groove (14) matched with the rotation stopping sliding block (13) is formed in the sliding block (2), and the rotation stopping sliding block (13) slides in the rotation stopping sliding groove (14).

7. The low-smoke zero-halogen cable material compression testing machine of claim 2, characterized in that:

the locating part includes stopper (15) and gag lever post (16), stopper (15) and movable block (10) fixed connection, set up the spacing hole with gag lever post (16) adaptation on stopper (15), gag lever post (16) runs through stopper (15) through the spacing hole, stopper (15) and gag lever post (16) sliding connection, gag lever post (16) and slider (2) fixed connection.

8. The low-smoke zero-halogen cable material compression testing machine of claim 1, characterized in that:

the limiting mechanism (5) comprises a movable column (17), a fixed cylinder (18) and a buffer spring (19), the top end of the movable column (17) is fixedly connected with the testing machine main body (1), the bottom end of the movable column (17) extends into the fixed cylinder (18), the fixed cylinder (18) is fixedly connected with the bottom plate (3), and the buffer spring (19) is located in the fixed cylinder (18); the bottom of activity post (17) is provided with bulge loop (20), the top of fixed cylinder (18) is provided with fender ring (21) that correspond with bulge loop (20), activity post (17) and fixed cylinder (18) sliding connection.