CN213209704U

CN213209704U - Plug ball pressure testing device

Info

Publication number: CN213209704U
Application number: CN202022009656.3U
Authority: CN
Inventors: 黎大年
Original assignee: Dongguan Yonghao Electric Power Co ltd
Current assignee: Dongguan Yonghao Electric Power Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-05-14
Anticipated expiration: 2030-09-14

Abstract

The utility model relates to a plug ball pressure testing arrangement relates to electric wire test equipment's field, it includes first base and second base, one end is connected with first base, the connecting rod that the other end is connected with the second base, set up on first base and be used for the clamping mechanism of fixed testee, the gauge stand that slides and set up on the connecting rod, set up on first base and second base and be used for driving the gliding drive assembly of gauge stand, set up the tension meter on the gauge stand, and set up in the tension meter and be close to the tensile subassembly of first base one side. This application has the mobility stability that can improve tensile module to a certain extent, promotes the effect of test data's accuracy.

Description

Plug ball pressure testing device

Technical Field

The application relates to the field of electric wire test equipment, in particular to a plug ball pressure test device.

Background

At present, due to the improvement of living standard of people, electrical appliances are widely applied, electric wires and cables are also widely used in the electrical appliances, the electrical appliances are often externally arranged in the using process, and the externally arranged electric wires are often extruded by sudden external force. When the wire is extruded in use, the insulation system of the wire is damaged, the wire core is exposed, and electric shock accidents can be caused. The extrusion resistance of the wire is very important for the safety of the wire.

At present, a ball pressure testing device is usually adopted to test the extrusion resistance of an electric wire, wherein the testing process of the ball pressure testing device mainly comprises the steps of firstly placing one end of a tested object in a clamping mechanism of the ball pressure testing device for fixing, fixing the other end of the tested object in a stretching assembly, then testing the extrusion resistance of the tested object by adjusting the position of the stretching assembly, finally recording the tested data in real time, and comparing the tested data with standard data to obtain a final testing result.

In view of the above-mentioned related technologies, the inventor believes that the position of the stretching assembly needs to be adjusted in the testing process of the conventional ball pressure testing device, and the overall position of the ball pressure testing device is likely to shift, so that the speed of the stretching assembly during moving is not uniform, and the defect affecting the test data exists.

SUMMERY OF THE UTILITY MODEL

In order to improve tensile subassembly's mobility stability to a certain extent, promote test data's accuracy, this application provides a plug ball pressure testing arrangement.

The application provides a plug ball pressure testing arrangement adopts following technical scheme:

the utility model provides a plug ball pressure testing arrangement, includes first base and second base, the connecting rod that one end is connected with first base, the other end is connected with the second base, set up on first base and be used for the clamping mechanism of fixed testee, the gauge stand that slides and set up on the connecting rod, set up on first base and second base and be used for driving the gliding drive assembly of gauge stand, set up the tension table on the gauge stand to and set up in the tension table and be close to the tensile subassembly of first base one side.

Through adopting above-mentioned technical scheme, through setting up clamping mechanism and tensile subassembly, can be under the mutual cooperation between them, the realization is fixed to the clamp of testee, and through setting up drive assembly, can use when the test, slide along the connecting rod through the drive gauge stand to make the tensiometer can realize the test to the testee, in addition, through setting up first base and second base, can be when the test, effectual reduction testing arrangement rocks, can improve the accuracy of test data to a certain extent.

Optionally, the clamping mechanism includes fixing blocks symmetrically arranged on the first base and located on two sides of the top of the first base, a first screw rod arranged on the fixing blocks in a penetrating and rotating manner, and a clamping block in threaded connection with the first screw rod and located on one side where the two fixing blocks are close to each other.

Through adopting above-mentioned technical scheme, through setting up two tight pieces of clamp, can press from both sides tight fixedly to the measured object when the test, make the measured object can be stable fix on the required position of test, and through setting up first lead screw, can come to press from both sides the interval of tight piece to two tight pieces of clamp according to the measured object size of difference and adjust to the application range of this testing arrangement of increase that can step forward.

Optionally, the driving assembly comprises a second lead screw, one end of which is connected with the first base, the other end of which is connected with the second base and penetrates through the gauge stand, and a hand-operated wheel, which is arranged at one end of the second lead screw, far away from one end of the second base.

Through adopting above-mentioned technical scheme, through setting up the second lead screw, can be when the test, it is rotatory to drive the second lead screw through rotating hand wheel, makes the gauge stand slide along the extending direction of connecting rod under the drive of second lead screw to make tensile subassembly stretch the measured object, and then rethread tensiometer presents current test data, reaches the purpose of measuring the performance of measured object.

Optionally, the stretching assembly comprises an extension rod arranged on one side, close to the first base, of the tension meter, a clamping piece in threaded connection with the extension rod, and an adjusting screw rod which is rotatably arranged on the clamping piece in a penetrating mode and used for adjusting clamping force of the clamping piece.

Through adopting above-mentioned technical scheme, through setting up the holder, can be used for carrying out the centre gripping to the one end of measured object when the test fixed, and through setting up adjusting screw, can come nimble opening size to the holder according to the specific size of a dimension of measured object and adjust, simultaneously, adjusting screw can also effectual increase holder to the centre gripping dynamics of measured object to the holder to can effectual increase holder's centre gripping scope, and can also guarantee to a certain extent the holder to the centre gripping stability of measured object.

Optionally, the two opposite sides of the first base and the two opposite sides of the second base are both provided with accommodating grooves; and the groove wall of the accommodating groove, which is far away from one side of the supporting surface, is rotatably connected with a limiting mechanism for limiting the displacement of the first base and the second base.

Through adopting above-mentioned technical scheme, through setting up stop gear, can use when the test, come to do further restriction to the position of first base with the second base through stop gear to can be when using hand wheel to adjust the position of gauge stand, the produced rocking of effectual reduction the device reaches the purpose that improves the test data accuracy, in addition, through setting up the holding tank, can be when need not the test, accomodate stop gear into the holding tank, the effectual space occupation rate of having practiced thrift the device.

Optionally, the limiting mechanism comprises a hollow rod rotatably arranged on a groove wall of the accommodating groove on one side close to the supporting surface, and a telescopic rod movably inserted in the hollow rod; the telescopic rod is provided with a clamping component for limiting the sliding of the telescopic rod; and the first base and the second base are provided with locking assemblies for locking the hollow rod.

Through adopting above-mentioned technical scheme, through setting up the telescopic link, can use when the test, through inconsistent with telescopic link and holding surface, reach the effect that improves testing arrangement stability, and through setting up the joint subassembly, can restrict the position of telescopic link, in addition, through setting up the locking subassembly, can lock the position of the hollow pole after the upset, make that the telescopic link can be stable support fixedly to testing arrangement, thereby produced rocking when effectual reduction test, and then realize improving the purpose of test data accuracy.

Optionally, the clamping assembly comprises an accommodating cavity arranged in the telescopic rod, a through hole arranged on one side of the accommodating cavity, a clamping block movably inserted in the through hole, and a spring with one end connected with one side of the accommodating cavity far away from the through hole and the other end connected with the clamping block; one side of the hollow rod is provided with a plug-in hole matched with the clamping block in a sliding and inserting manner.

Through adopting above-mentioned technical scheme, through setting up the joint piece, can fix the messenger to the position of telescopic link in needs, insert the spliced eye with the joint piece to the restriction to the telescopic link position is realized.

Optionally, the locking assembly includes a mounting block disposed on a side wall of one side of the first base and a side wall of the second base, a communication hole disposed on the mounting block, a connection hole disposed on one side of the hollow rod and corresponding to the through hole, and a locking screw threadedly connected to the communication hole; the locking screw is in plug-in fit with the connecting hole.

Through adopting above-mentioned technical scheme, through setting up locking screw, can use when the position of hollow rod is locked to needs, through with locking screw and intercommunicating pore threaded connection back, make locking screw go out from the connecting hole again and insert hollow rod inner chamber to the restriction of the hollow rod position after the realization is to the upset, and then effectual improvement telescopic link is to testing arrangement's support stability.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the clamping mechanism and the stretching assembly are arranged, so that a tested object can be clamped and fixed under the mutual matching of the clamping mechanism and the stretching assembly, the driving assembly is arranged, the driving gauge stand can slide along the connecting rod, the tension gauge can test the tested object, and in addition, the first base and the second base are arranged, so that the shaking of the testing device can be effectively reduced, and the accuracy of test data is improved;

2. through setting up stop gear, can come to do further restriction to the position of first base with the second base through stop gear to can be when using hand wheel to adjust the position of gauge stand, the produced rocking of effectual reduction the device, in addition, through setting up locking screw, can realize effectively improving the support stability of telescopic link to the restriction of the hollow rod position after the upset.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is an exploded view of a portion of the structure from another perspective of an embodiment of the present application;

FIG. 5 is an enlarged view of portion C of FIG. 4;

fig. 6 is a cross-sectional view of a telescoping pole of an embodiment of the present application.

Description of reference numerals: 1. a first base; 10. a fixed block; 100. a first lead screw; 101. a clamping block; 11. an extension rod; 12. a clamping member; 13. adjusting the screw rod; 2. a second base; 3. a connecting rod; 31. a gauge stand; 32. a tension meter; 4. a second lead screw; 41. a hand-operated wheel; 5. accommodating grooves; 51. a hollow shaft; 52. a telescopic rod; 520. a receiving cavity; 521. a through hole; 522. a clamping block; 523. a spring; 524. inserting holes; 53. an arc-shaped portion; 6. mounting blocks; 60. a communicating hole; 61. connecting holes; 62. locking the screw rod; 7. and (4) connecting the blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a plug ball pressure testing device. Referring to fig. 1, the plug ball pressure testing device includes a first base 1 and a second base 2, wherein two connecting rods 3 are installed between the first base 1 and the second base 2, and two ends of each connecting rod 3 are respectively installed with the first base 1 and the second base 2 through hexagon socket head cap screws. Meanwhile, a gauge stand 31 is further arranged between the first base 1 and the second base 2, the gauge stand 31 is penetrated by the two connecting rods 3, the gauge stand 31 can slide along the extending direction of the connecting rods 3, and meanwhile, a tension gauge 32 is installed on the gauge stand 31.

In addition, in order to drive the gauge stand 31 to slide along the extending direction of the connecting rod 3, a driving component is provided on the first base 1 and the second base 2, wherein in the present embodiment, the driving component comprises a hand wheel 41 and a second screw rod 4. One end of the second lead screw 4 is connected with the second base 2, the other end is connected with the first base 1, meanwhile, the hand-operated wheel 41 is installed at one end of the second lead screw 4, and the hand-operated wheel 41 is integrally located on one side, far away from the second base 2, of the first base 1.

When the position of the gauge stand 31 needs to be adjusted, the hand wheel 41 can be directly rotated to drive the second screw rod 4 to rotate, so that the gauge stand 31 can slide along the extending direction of the connecting rod 3 under the driving of the second screw rod 4, and the purpose of flexibly adjusting the position of the gauge stand 31 is achieved.

Referring to fig. 1, in order to fix a substance of a test object during a test, a clamping mechanism is provided on a first base 1, wherein the clamping mechanism includes a fixed block 10, a first lead screw 100, and a clamping block 101 in the present embodiment. Two are installed at the top and the symmetry of first base 1 to fixed block 10, and in addition, the one end of first lead screw 100 runs through fixed block 10, press from both sides tight piece 101 and install in the one side that fixed block 10 is close to each other and with first lead screw 100 threaded connection, simultaneously, press from both sides the bottom surface of tight piece 101 and contradict with first base 1. In addition, in order to facilitate the operator to screw the first lead screw 100, a connecting block 7 is installed at one end of the first lead screw 100 away from the fixed block 10.

When needs are fixed to the testee position, can directly make first lead screw 100 rotate through twisting connecting block 7, the rotation of rethread lead screw drives and presss from both sides tight piece 101 and remove to make the tight piece 101 of clamp between two fixed blocks 10 be close to each other, and then realize pressing from both sides tight fixedly to the testee, so that subsequent test.

Referring to fig. 1 and 2, in order to further define the position of the object to be measured, a tension assembly is provided on the tension gauge 32, wherein, in the present embodiment, the tension assembly includes an extension rod 11, a clamping member 12 and an adjusting screw 13. Extension rod 11 is installed in the tensile table 32 and is close to one side of first base 1, and simultaneously, the whole C font that is of cross section of holder 12, and holder 12 keep away from open-ended one side threaded connection on extension rod 11, in addition, adjusting screw 13 wholly runs through holder 12, and adjusting screw 13 and holder 12 threaded connection.

During the test, at first place the one end of measured object between two clamp blocks 101, then make two clamp blocks 101 press from both sides tight the measured object through twisting connecting block 7, then place the other end of measured object in the opening part of holder 12, make holder 12 press from both sides tight fixed back to the measured object through twisting adjusting screw 13, the rethread rotates hand wheel 41 and drives gauge stand 31 and slide on connecting rod 3, make the measured object can carry out test operation under the combined action of holder 12 and clamp block 101, reading on the rethread record tensiometer 32 finally, reachs the test performance of measured object.

Referring to fig. 1 and fig. 3, the first base 1 and the second base 2 are both provided with accommodating grooves 5, and the accommodating grooves 5 are symmetrically arranged on two opposite sides of the first base 1 and two opposite sides of the second base 2. In order to further improve the stability of the testing device during the testing operation, a limiting mechanism is disposed in the accommodating groove 5, wherein in this embodiment, the limiting mechanism includes a hollow rod 51 and an extensible rod 52.

Referring to fig. 4 and 5, one end of the hollow rod 51 is rotatably connected to the wall of the receiving groove 5 on the side close to the supporting surface, and the telescopic rod 52 is movably inserted into the inner cavity of the hollow rod 51. Two plugging holes 524 are formed in two opposite sides of the hollow rod 51, one plugging hole 524 is formed in one side close to the movable end of the hollow rod 51, and the other plugging hole 524 is formed in one side close to the fixed end of the hollow rod 51.

In addition, a clamping assembly which is matched with the insertion hole 524 in a clamping manner is arranged on the telescopic rod 52, wherein in the present embodiment, the clamping assembly comprises a clamping block 522 and a spring 523. The telescopic rod 52 has a receiving cavity 520 at a side corresponding to the insertion hole 524.

Meanwhile, referring to fig. 5 and 6, a through hole 521 is formed at one side of the accommodating cavity 520, wherein the clamping block 522 is movably mounted on the through hole 521. In addition, one end of the spring 523 is connected to the end of the receiving cavity 520 away from the through hole 521, and the other end is connected to the clamping block 522, wherein the clamping block 522 can be slidably inserted into and matched with the through hole 521 and the insertion hole 524.

Referring to fig. 4 and 5, in order to be able to lock the position of the turned hollow bar 51, a locking assembly is provided on the first base 1 and the second base 2, wherein in the present embodiment the locking assembly comprises a locking screw 62. A connecting hole 61 is formed at one side of the hollow rod 51 close to the fixed end, a mounting block 6 is fixed at one side of the first base 1 and the second base 2, and a communicating hole 60 is formed on the mounting block 6, wherein a locking screw 62 can be in threaded connection with the communicating hole 60 and can be in inserted fit with the connecting hole 61.

During the test, the operator firstly needs to draw out hollow rod 51 from accommodating groove 5, then press joint block 522 with the hand and simultaneously draw out telescopic link 52 from the hollow block, until joint block 522 and hollow rod 51 keep away from the spliced eye 524 looks joint of stiff end one side, reuse locking screw 62 and intercommunicating pore 60 threaded connection, make locking screw 62 wear out behind intercommunicating pore 521, insert from connecting hole 61 on the hollow rod 51 again, thereby realize locking the hollow rod 51 position after the upset, and then make telescopic link 52 can be stable support first base 1 and second base 2 fixedly, reach the purpose that improves the experimental data accuracy.

In addition, referring to fig. 1 and 3, in order to stably mount the hollow bar 51 in the receiving groove 5, opposite side surfaces of the hollow bar 51 are provided with arc-shaped surfaces, and at the same time, arc-shaped portions 53 are provided on both side groove walls of the receiving groove 5, and in this embodiment, the arc-shaped portions 53 have certain elasticity. When the hollow rod 51 needs to be overturned and stored into the storage tank 5, an operator can directly overturn the hollow rod 51 upwards until the arc-shaped part 53 on the groove wall of the storage tank 5 can be just clamped into the arc-shaped surfaces on two sides of the hollow rod 51, so that the position of the hollow rod 51 is fixed, and the hollow rod 51 is effectively reduced from being overturned out of the storage tank 5.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a plug ball presses testing arrangement which characterized in that: including first base (1) and second base (2), connecting rod (3) that one end is connected with first base (1), the other end is connected with second base (2), set up clamping mechanism who just is used for fixed testee on first base (1), table seat (31) that slide to set up on connecting rod (3), set up on first base (1) and second base (2) and be used for driving gliding drive assembly of table seat (31), set up tensile table (32) on table seat (31) to and set up in tensile table (32) and be close to the tensile subassembly of first base (1) one side.

2. The plug ball pressure testing device of claim 1, wherein: the clamping mechanism comprises fixing blocks (10) which are symmetrically arranged on the first base (1) and located on two sides of the top of the first base (1), a first screw rod (100) which is arranged on the fixing blocks (10) in a penetrating and rotating mode, and clamping blocks (101) which are connected to the first screw rod (100) in a threaded mode and located on one side, close to one side of the two fixing blocks (10), of each other.

3. The plug ball pressure testing device of claim 1, wherein: the driving assembly comprises a second screw rod (4) and a hand-operated wheel (41), wherein one end of the second screw rod is connected with the first base (1), the other end of the second screw rod is connected with the second base (2) and penetrates through the gauge stand (31), and the hand-operated wheel (41) is arranged at one end, far away from the second base (2), of the second screw rod (4).

4. The plug ball pressure testing device of claim 1, wherein: the stretching assembly comprises an extension rod (11) arranged on one side, close to the first base (1), of the tension meter (32), a clamping piece (12) in threaded connection with the extension rod (11), and an adjusting screw (13) which is arranged on the clamping piece (12) in a rotating penetrating mode and used for adjusting clamping force of the clamping piece (12).

5. The plug ball pressure testing device of claim 1, wherein: accommodating grooves (5) are formed in two opposite sides of the first base (1) and two opposite sides of the second base (2); and a limiting mechanism for limiting the displacement of the first base (1) and the second base (2) is arranged on the groove wall of the accommodating groove (5) close to one side of the supporting surface.

6. The plug ball pressure testing device of claim 5, wherein: the limiting mechanism comprises a hollow rod (51) rotatably arranged on the groove wall of the accommodating groove (5) close to one side of the supporting surface, and a telescopic rod (52) movably inserted in the hollow rod (51); the telescopic rod (52) is provided with a clamping component for limiting the telescopic rod (52) to slide; and locking components for locking the hollow rod (51) are arranged on the first base (1) and the second base (2).

7. The plug ball pressure testing device of claim 6, wherein: the clamping assembly comprises a containing cavity (520) arranged in the telescopic rod (52), a through hole (521) arranged on one side of the containing cavity (520), a clamping block (522) movably inserted in the through hole (521), and a spring (523) with one end connected with one side of the containing cavity (520) far away from the through hole (521) and the other end connected with the clamping block (522); one side of the hollow rod (51) is provided with an insertion hole (524) which is matched with the clamping block (522) in a sliding and inserting manner.

8. The plug ball pressure testing device of claim 7, wherein: the locking assembly comprises a mounting block (6) arranged on the side wall of one side of the first base (1) and the second base (2), a communicating hole (60) formed in the mounting block (6), a connecting hole (61) formed in one side of the hollow rod (51) and corresponding to the communicating hole (60), and a locking screw rod (62) in threaded connection with the communicating hole (60); the locking screw rod (62) is in plug fit with the connecting hole (61).