CN213301876U

CN213301876U - Tensile strength test equipment for production of MPP cable protection pipe

Info

Publication number: CN213301876U
Application number: CN202022620568.7U
Authority: CN
Inventors: 许菊明
Original assignee: Suzhou Jinguan Plastic Products Co ltd
Current assignee: Suzhou Jinguan Plastic Products Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-05-28
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a tensile strength test equipment for production of MPP cable protection pipe is used, the power distribution box comprises a box body, top one side of box is provided with bearing A, curb plate A is installed to top one side of box, set up flutedly on one side outer wall of curb plate A, the top of recess is provided with bearing B, the bottom of recess is provided with bearing C, curb plate B is installed to the opposite side of box, be provided with the slide rail on one side outer wall of curb plate B, the pressure test table is installed to curb plate B's preceding terminal surface, install the motor on bottom one side inner wall of box. The utility model discloses the effectual cable protection pipe of having solved carries out tensile test when dispatching from the factory, has avoided in the cable protection pipe in the test because the reinforcement dynamics is not enough, and the condition that leads to the unable test of cable protection pipe takes place, has also improved the stability and the flexibility of tensile strength test equipment simultaneously, and the practicality is strong.

Description

Tensile strength test equipment for production of MPP cable protection pipe

Technical Field

The utility model relates to a test mechanical equipment technical field specifically is a tensile strength test equipment for production of MPP cable protection pipe is used.

Background

The cable protection pipe is a metal protection pipe which is laid on the outer layer of the cable and has certain mechanical strength in order to prevent the cable from being damaged. The cable protection pipe is mainly installed in a section where the communication cable and the power line are crossed, so that the short circuit accident caused by the disconnection of the power line is prevented, the communication cable and the steel wire rope are electrified, the cable, the switch and the machine core board are protected, the whole machine is not burnt out, and a certain isolation effect is achieved on the magnetic field interference of the power line.

The existing tensile strength test equipment has the defects that:

1. in the existing tensile strength test equipment, the cable protection pipes need to be subjected to tensile test before use, and when the cable protection pipes of different types and batches are encountered, the detection is more troublesome, time and labor are wasted, the detection efficiency is low, the adjustment and the disassembly are inconvenient, and inconvenience is brought to a user;

2. the existing tensile strength test equipment is placed on an operation table by a cable protection pipe, a fixing mechanism is not stable enough, the cable protection pipe is easily pulled out of the operation table when being subjected to tensile test, the test cannot be carried out, and the efficiency is also influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile strength test equipment for MPP cable protection pipe production usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a tensile strength test device for production of an MPP cable protection pipe comprises a box body, wherein a bearing A is arranged on one side of the top of the box body, a side plate A is arranged on one side of the top of the box body, a groove is arranged on the outer wall of one side of the side plate A, the top of the groove is provided with a bearing B, the bottom of the groove is provided with a bearing C, the other side of the box body is provided with a side plate B, a slide rail is arranged on the outer wall of one side of the side plate B, a pressure test meter is arranged on the front end surface of the side plate B, a motor is arranged on the inner wall of one side of the bottom of the box body, an output shaft of the motor is connected with the rotating shaft through a coupler, an operating platform is arranged at the center of the top of the box body, and the operation platform is positioned between the side plate A and the side plate B, a reinforcing mechanism is installed at the top of the operation platform, and a moving block is installed on the outer wall of the rotating shaft.

Preferably, the universal wheels are installed at edges of two sides of the bottom of the box body, the exhaust fan is installed above and below the outer wall of one side of the box body, the safety door is installed on one side of the front end face of the box body, and the safety door is connected with the box body through hinges.

Preferably, the other end of the rotating shaft sequentially penetrates through the bearing A and the bearing C to be connected with the bearing B.

Preferably, a placing hole is formed in the top of the operating platform.

Preferably, the reinforcing mechanism includes chuck, lower chuck, articulated slab, chuck pivot, screw hole A, threaded shaft, rubber pad and connecting block, go up the chuck and install the connecting block on the outer wall of chuck one side down, screw hole A has all been seted up on the surface of connecting block, threaded shaft is installed to screw hole A, be provided with the external screw thread on the outer wall of threaded shaft, and the epaxial external screw thread of screw thread is connected with the internal thread meshing on the screw hole A, go up the chuck and all be connected with chuck pivot through the articulated slab with lower chuck opposite side, upward all be provided with the rubber pad on chuck one end inner wall down, and the rubber pad is ring array and distributes.

Preferably, a threaded hole B is formed in the surface of the moving block, an external thread is arranged on the outer wall of the rotating shaft, the external thread on the rotating shaft is meshed with an internal thread on the threaded hole B, the outer wall of one side of the moving block is connected with the mounting plate through a connecting rod A, the outer wall of the other side of the mounting plate is connected with the slider through a connecting rod B, the outer wall of the slider is connected with the hole wall of the sliding rail in a clearance mode, the center position of the bottom of the mounting plate is connected with the fixing plate through a connecting seat, a reinforcing mechanism is installed at the bottom of the fixing plate, a pressure sensing line is arranged at the bottom of the connecting seat, the other end.

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

1. the utility model discloses a setting of motor and movable block, when the cable protection pipe carries out tensile test, through the starter motor, make the output shaft of motor pass through the shaft coupling and drive pivot corotation or reversal, through set up the movable block on the pivot outer wall, and mesh with screw hole B on the movable block, make pivot corotation or reversal drive the movable block upwards or move down, through setting up the mounting panel on the movable block, make the movable block upwards or move down and drive the mounting panel upwards or move down, set up stretching device on the mounting panel, can carry out tensile test to the cable protection pipe, the while sets up the slider at the opposite side of mounting panel, and carry out sliding connection with the slide rail, avoided the mounting panel bearing not enough and lead to unable test, the stability of tensile equipment has been improved.

2. The utility model discloses a setting of operation panel and strengthening mechanism, when the cable protection pipe that needs tensile test, through placing the hole on the operation panel, put the bottom of cable protection pipe in placing the hole, simultaneously pull out cable protection pipe diameter distance with lower chuck, and will go up screw hole A hole and hole alignment in the connecting block on one end of chuck and lower chuck, fix it through the screw axis, can consolidate to cable protection pipe bottom, after cable protection pipe bottom is consolidated, drive the mounting panel through the motor, and adjust the mounting panel to the distance of cable protection pipe top, through the connecting seat that sets up in the mounting panel bottom, set up the fixed plate in the connecting seat bottom, and install strengthening mechanism on the fixed plate, make the top of cable protection pipe fix on strengthening mechanism, the stability of cable protection pipe in tensile test has effectively been solved, the condition that cable protection pipe appears droing in tensile test has been avoided, the rubber pad is arranged between the cable protection pipe and the upper chuck and between the cable protection pipe and the lower chuck in contact, so that friction force can be increased in the stretching process of the cable protection pipe.

3. The utility model discloses a forced induction line and pressure test table set up, when tensile equipment carries out tensile test to the cable protection pipe, through set up the forced induction line on the connecting seat, make the one end and the pressure sensor of forced induction line be connected, can carry out the pulling force to the cable protection pipe when tensile and receive, and make pressure sensor pass through the forced induction line and spread into on the pressure test table, show numerical value on making the pressure test table display screen, also can carry out regulation and control to tensile equipment on the pressure test table simultaneously.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic structural view of the reinforcing mechanism of the present invention;

fig. 4 is a schematic view of the exhaust fan of the present invention.

In the figure: 1. a box body; 101. a universal wheel; 102. an exhaust fan; 103. a bearing A; 104. a safety door; 2. a side plate A; 201. a bearing B; 202. a bearing C; 203. a groove; 3. a side plate B; 301. a slide rail; 302. a pressure test meter; 4. a motor; 401. a coupling; 402. a rotating shaft; 5. an operation table; 501. placing holes; 6. a reinforcement mechanism; 601. an upper chuck; 602. a lower chuck; 603. a hinge plate; 604. a chuck pin; 605. a threaded hole A; 606. a threaded shaft; 607. a rubber pad; 608. connecting blocks; 7. a moving block; 701. a threaded hole B; 702. a connecting rod A; 703. mounting a plate; 704. a connecting seat; 705. a fixing plate; 706. a connecting rod B; 707. a slider; 8. a pressure sensing line; 801. a pressure sensor.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a tensile strength test device for production of an MPP cable protection tube comprises a box body 1, universal wheels 101 are mounted at two side edges of the bottom of the box body 1, exhaust fans 102 are mounted above and below the outer wall of one side of the box body 1, a safety door 104 is mounted at one side of the front end face of the box body 1, the safety door 104 is connected with the box body 1 through hinges, a bearing A103 is arranged at one side of the top of the box body 1, a side plate A2 is mounted at one side of the top of the box body 1, a groove 203 is formed in the outer wall of one side of a side plate A2, a bearing B201 is arranged at the top of the groove 203, a bearing C202 is arranged at the bottom of the groove 203, a side plate B3 is mounted at the other side of the box body 1, a slide rail 301 is arranged on the outer wall of one side of a side plate B3, a pressure test meter 302 is mounted at the front end face of the side plate B3, a motor 4, the other end of the rotating shaft 402 sequentially penetrates through the bearing A103 and the bearing C202 to be connected with the bearing B201, the operating table 5 is installed at the center of the top of the box body 1, the operating table 5 is located between the side plate A2 and the side plate B3, a placing hole 501 is formed in the top of the operating table 5, the reinforcing mechanism 6 is installed at the top of the operating table 5, the reinforcing mechanism 6 comprises an upper chuck 601, a lower chuck 602, a hinge plate 603, a chuck shaft pin 604, a threaded hole A605, a threaded shaft 606, a rubber pad 607 and a connecting block 608, the connecting block 608 is installed on the outer wall of one side of the upper chuck 601 and the lower chuck 602, the threaded hole A605 is formed in the surface of the connecting block 608, the threaded shaft 606 is installed in the threaded hole A605, external threads are arranged on the outer wall of the threaded shaft 606, the external threads on the threaded shaft 606 are meshed with internal threads on the threaded, rubber pads 607 are arranged on the inner walls of one ends of the upper chuck 601 and the lower chuck 602, the rubber pads 607 are distributed in an annular array, when the cable protection tube needs to be stretched, the bottom of the cable protection tube is placed in the placing hole 501 through the placing hole 501 on the operation table 5, the lower chuck 602 is pulled out of the diameter distance of the cable protection tube, the hole of a threaded hole A605 in a connecting block 608 on one end of the upper chuck 601 and the lower chuck 602 is aligned with the hole, the cable protection tube is fixed through a threaded shaft 606, the bottom of the cable protection tube can be reinforced, after the bottom of the cable protection tube is reinforced, the mounting plate 703 is driven through the motor 4, the distance of the top of the cable protection tube is adjusted through the mounting plate 703, a fixing plate 705 is arranged at the bottom of the connecting seat 704 through the connecting seat 704 arranged at the bottom of the mounting plate 703, and the reinforcing mechanism 6 is arranged on the, the top of the cable protection pipe is fixed on the reinforcing mechanism 6, the stability of the cable protection pipe in a tensile test is effectively solved, the cable protection pipe is prevented from falling off in the tensile test, a rubber pad 607 is arranged between the cable protection pipe and the upper chuck 601 and the lower chuck 602 to increase friction force in the tensile test, a moving block 7 is arranged on the outer wall of the rotating shaft 402, a threaded hole B701 is arranged on the surface of the moving block 7, an external thread is arranged on the outer wall of the rotating shaft 402, the external thread on the rotating shaft 402 is meshed and connected with an internal thread on the threaded hole B701, a connecting rod A702 and a mounting plate 703 are arranged on the outer wall of one side of the moving block 7, the outer wall of the other side of the mounting plate 703 is connected with a sliding block 707 through a connecting rod B706, the outer wall of the sliding block 707 is in clearance connection with the hole wall, the bottom of the fixed plate 705 is provided with a reinforcing mechanism 6, the bottom of the connecting seat 704 is provided with a pressure sensing wire 8, the other end of the pressure sensing wire 8 is connected with the pressure test meter 302 through a pressure sensor 801, the pressure sensor 801 is arranged on the front end surface of the mounting plate 703, through the arrangement of the motor 4 and the moving block 7, when the cable protection tube is subjected to tensile test, the output shaft of the motor 4 drives the rotating shaft 402 to rotate forward or backward through the coupler 401 by starting the motor 4, the moving block 7 is driven to move upward or downward by arranging the moving block 7 on the outer wall of the rotating shaft 402 and meshing with a threaded hole B701 on the moving block 7, the moving block 7 is driven to move upward or downward by the forward rotation or backward rotation of the rotating shaft 402, through arranging the mounting plate 703 on the moving block 7, the mounting plate 703 is driven to move upward or downward, meanwhile, a sliding block 707 is arranged on the other side of the mounting plate 703 and is in sliding connection with the sliding rail 301, the problem that the mounting plate 703 cannot be tested due to insufficient bearing is solved, the stability of the stretching device is improved, the pressure sensing line 8 and the pressure testing meter 302 are arranged, when the stretching device conducts tension test on the cable protection tube, the pressure sensing line 8 is arranged on the connecting seat 704, one end of the pressure sensing line 8 is connected with the pressure sensor 801, tension receiving can be conducted on the cable protection tube during stretching, the pressure sensor 801 is enabled to be transmitted into the pressure testing meter 302 through the pressure sensing line 8, numerical values are displayed on a display screen of the pressure testing meter 302, and meanwhile, the stretching device can also be adjusted and controlled on the pressure testing meter 302.

The working principle is as follows: before using the device, a user firstly detects the device and uses the device after confirming that no problem exists, when the cable protection tube is subjected to tensile test, the motor 4 is started, the output shaft of the motor 4 drives the rotating shaft 402 to rotate forwards or reversely through the coupler 401, the rotating shaft 402 is driven to rotate forwards or reversely through the movable block 7 arranged on the outer wall of the rotating shaft 402 and meshed with the threaded hole B701 on the movable block 7, the rotating shaft 402 rotates forwards or reversely to drive the movable block 7 to move upwards or downwards, the mounting plate 703 is arranged on the movable block 7, the movable block 7 moves upwards or downwards to drive the mounting plate 703 to move upwards or downwards, the tensile device is arranged on the mounting plate 703, the cable protection tube can be subjected to tensile test, meanwhile, the slide block 707 is arranged on the other side of the mounting plate 703 and is in sliding connection with the slide rail 301, the problem that the mounting plate 703, when the cable protection pipe needs to be subjected to tensile test, the bottom of the cable protection pipe is placed in the placing hole 501 through the placing hole 501 on the operation table 5, the lower chuck 602 is pulled out of the diameter distance of the cable protection pipe, the hole of the threaded hole A605 in the connecting block 608 at one end of the upper chuck 601 and the lower chuck 602 is aligned with the hole, the cable protection pipe is fixed through the threaded shaft 606, the bottom of the cable protection pipe can be reinforced, after the bottom of the cable protection pipe is reinforced, the mounting plate 703 is driven through the motor 4, the distance of the top of the cable protection pipe is adjusted through the mounting plate 703, the fixing plate 705 is arranged at the bottom of the connecting plate 704 through the connecting seat 704 arranged at the bottom of the mounting plate 703, the reinforcing mechanism 6 is arranged on the fixing plate 705, the top of the cable protection pipe is fixed on the reinforcing mechanism 6, the stability of the cable protection pipe in the tensile test is effectively solved, set up rubber pad 607 between cable protection pipe and last chuck 601 and the contact of lower chuck 602, can increase frictional force in the drawing to the cable protection pipe, when tensile equipment carries out the tensile test to the cable protection pipe, through set up pressure-sensitive line 8 on connecting seat 704, make the one end and the pressure sensor 801 of pressure-sensitive line 8 be connected, can carry out the pulling force to the cable protection pipe when tensile and receive, and make pressure sensor 801 pass through on pressure-sensitive line 8 spreads into pressure test table 302, make on the pressure test table 302 display screen show numerical value, also can adjust control tensile equipment on pressure test table 302 simultaneously.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a tensile strength test equipment for production of MPP cable protection pipe is used, includes box (1), its characterized in that: the pressure testing device is characterized in that a bearing A (103) is arranged on one side of the top of the box body (1), a side plate A (2) is installed on one side of the top of the box body (1), a groove (203) is formed in the outer wall of one side of the side plate A (2), a bearing B (201) is arranged on the top of the groove (203), a bearing C (202) is arranged at the bottom of the groove (203), a side plate B (3) is installed on the other side of the box body (1), a sliding rail (301) is arranged on the outer wall of one side of the side plate B (3), a pressure testing meter (302) is installed on the front end face of the side plate B (3), a motor (4) is installed on the inner wall of one side of the bottom of the box body (1), an output shaft of the motor (4) is connected with a rotating shaft (402) through a coupler (401), an operating platform (5) is installed at the center of the top, and a reinforcing mechanism (6) is installed at the top of the operating platform (5), and a moving block (7) is installed on the outer wall of the rotating shaft (402).

2. The apparatus of claim 1 for testing tensile strength for production of MPP cable protection tube, wherein: universal wheel (101) are all installed to the bottom both sides edge of box (1), and exhaust fan (102) are all installed to one side outer wall top and the below of box (1), and emergency exit (104) are installed to preceding terminal surface one side of box (1), and pass through hinge connection between emergency exit (104) and box (1).

3. The apparatus of claim 1 for testing tensile strength for production of MPP cable protection tube, wherein: the other end of the rotating shaft (402) sequentially penetrates through the bearing A (103) and the bearing C (202) to be connected with the bearing B (201).

4. The apparatus of claim 1 for testing tensile strength for production of MPP cable protection tube, wherein: a placing hole (501) is formed in the top of the operating platform (5).

5. The apparatus of claim 1 for testing tensile strength for production of MPP cable protection tube, wherein: the reinforcing mechanism (6) comprises an upper chuck (601), a lower chuck (602), a hinge plate (603), a chuck shaft pin (604), a threaded hole A (605), a threaded shaft (606), a rubber pad (607) and a connecting block (608), wherein the connecting block (608) is arranged on the outer wall of one side of the upper chuck (601) and the lower chuck (602), the surface of the connecting block (608) is provided with the threaded hole A (605), the threaded shaft (606) is arranged in the threaded hole A (605), and the outer wall of the threaded shaft (606) is provided with external threads, and the external thread on the threaded shaft (606) is meshed and connected with the internal thread on the threaded hole A (605), the other sides of the upper chuck (601) and the lower chuck (602) are connected with a chuck shaft pin (604) through a hinged plate (603), rubber pads (607) are arranged on the inner walls of one ends of the upper chuck (601) and the lower chuck (602), and the rubber pads (607) are distributed in an annular array.

6. The apparatus of claim 1 for testing tensile strength for production of MPP cable protection tube, wherein: the surface of the moving block (7) is provided with a threaded hole B (701), the outer wall of the rotating shaft (402) is provided with an external thread, the external thread on the rotating shaft (402) is in threaded engagement with the internal thread on the threaded hole B (701), the outer wall of one side of the moving block (7) is connected with the mounting plate (703) through a connecting rod A (702), the outer wall of the other side of the mounting plate (703) is connected with a sliding block (707) through a connecting rod B (706), the outer wall of the sliding block (707) is in clearance connection with the wall of the sliding rail (301), the center position of the bottom of the mounting plate (703) is connected with a fixed plate (705) through a connecting seat (704), the bottom of the fixed plate (705) is provided with a reinforcing mechanism (6), the bottom of the connecting seat (704) is provided with a pressure sensing wire (8), and the other end, and the pressure sensor (801) is mounted on the front end face of the mounting plate (703).