CN210893898U

CN210893898U - Cable mechanics detection device

Info

Publication number: CN210893898U
Application number: CN201921793037.9U
Authority: CN
Inventors: 刘伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-30
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a cable mechanics detection device, the on-line screen storage device comprises a base, the base level sets up, base top surface one side is along vertical curb plate that is fixed with, base top surface opposite side is along transversely being fixed with the pneumatic cylinder, along transverse connection have the plunger rod just in the pneumatic cylinder the plunger rod tip vertical fixation has the push pedal. Has the advantages that: the utility model discloses an it can make the double-screw bolt drive arc clamp plate decline cooperation sleeve pipe bottom fastening centre gripping cable tip to insert the cover respectively with the both ends of test cable and rotate the swivel nut under the irrotational condition of holding the double-screw bolt to screw up the mode at the upper end face of screw nut and carry out the locking through lock nut under the fastening centre gripping, with this through between arc clamp plate and the sleeve pipe bottom apart from the fixed not test cable of the different external diameter size of adjustable mode adaptation, promoted the use universal range of device.

Description

Cable mechanics detection device

Technical Field

The utility model relates to a cable test auxiliary assembly field, concretely relates to cable mechanics detection device.

Background

Effective transmission of electric power is a national focus and good for the masses, and in long-distance electric power transmission, electric power transmission is often required to be carried out by virtue of a cable, so that the cable has a stable and reliable working life, the cable is made of one or more mutually insulated conductors and an outer insulating protection layer, electric power or information is transmitted to a lead at another place from one place, before the cable is laid, the mechanical property of the tensile strength of the cable needs to be tested, and a cable mechanical detection device needs to be used in the process.

The applicant finds that at least the following technical problems exist in the prior art: at present, the mechanical detection device generally adopts the hoop to clamp and fix the two ends of the test cable, and the hoop is fixed in specification, so that the clamp can only clamp and fasten the test cable with a single outer diameter, and the clamp and the test cable with different outer diameters can be clamped and fastened by frequently replacing the specification of the hoop when the cables with different outer diameters are tested, so that the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable mechanics detection device in order to solve above-mentioned problem, insert respectively in the cover through the both ends with test cable and rotate the swivel nut through keeping the non-rotatory condition of double-screw bolt and can make the double-screw bolt drive arc clamp plate decline cooperation sleeve pipe bottom fastening centre gripping cable tip, and carry out the locking through the mode of terminal surface screwing up at the screw nut up end under lock nut when fastening centre gripping, with this through between arc clamp plate and the sleeve pipe bottom apart from the fixed not test cable of the different external diameter size of adjustable mode adaptation, describe in detail below.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a cable mechanics detection device, including the base, the base level sets up, base top surface one side is along vertically being fixed with the curb plate vertically, base top surface opposite side is along transversely being fixed with the pneumatic cylinder, be connected with the plunger rod along transversely in the pneumatic cylinder and the plunger rod tip is fixed with the push pedal vertically;

the curb plate is close to the side fixedly connected with force cell of push pedal, force cell with the equal fixedly connected with sleeve pipe in the side that the push pedal is relative, and two the sleeve pipe is along horizontal coaxial, the equal vertical fixed cover that is fixed with in intermediate position at sleeve pipe top, just the upper portion and the lower part of fixed cover stretch out respectively sheathed tube outer disc and interior disc, fixed cover top surface fixedly connected with presses solid subassembly, press solid subassembly with fixed cover sliding fit, just the bottom of pressing solid subassembly stretches into in the cover.

Preferably, a controller is fixedly connected to the front of the side plate and electrically connected with the force measuring sensor, and a display screen for displaying a test result is arranged in front of the controller.

Preferably, the controller is of the type PLC s 7-200.

Preferably, the sleeve is a steel pipe with openings at two ends, and the sleeve is in interference fit with the fixed sleeve.

Preferably, the pressing component comprises a bearing seat and a rotary bearing, the bottom surface of the bearing seat is horizontally fixed on the top surface of the fixed sleeve, the inner side of the bearing seat is horizontally fixed on the rotary bearing, a threaded sleeve is vertically fixed on the inner ring of the rotary bearing, the threaded sleeve is vertically coaxial with the fixed sleeve, a stud is vertically meshed with the inner side of the threaded sleeve, a locking nut is meshed with the upper portion of the stud, the bottom end face of the locking nut is attached to the top end face of the threaded sleeve, and the bottom end of the stud stretches out of the bottom end face of the fixed sleeve and follows the bottom end face of the fixed sleeve and is axially fixed with an.

Preferably, the bearing seat is welded and fixed with the fixed sleeve, the bearing seat is in interference fit with an outer ring of the slewing bearing, an inner ring of the slewing bearing is in interference fit with the threaded sleeve, and the stud is in sliding fit with the fixed sleeve and the bearing seat.

Preferably, the top end of the stud is fixedly connected with a handle, the arc length of the arc-shaped pressing plate is a quarter of a circle, and the bottom surface of the arc-shaped pressing plate is provided with anti-skid grains.

By adopting the cable mechanics detection device, the controller and the force measuring sensor are electrically connected with an external power supply cable, the hydraulic cylinder is fixedly communicated with external hydraulic oil supply equipment through a pipeline, when the cable mechanics detection device is used, the lock nut is firstly unscrewed upwards to the end part of the stud to enable the lock nut to be separated from the top end face of the screw sleeve, meanwhile, as the screw sleeve is fixed with the inner ring of the slewing bearing and the outer ring of the slewing bearing is fixed with the bearing seat, the screw sleeve is positively screwed to rotate under the restraint of the slewing bearing under the condition that the force is applied to keep the stud not to be circulated, in the process, the stud is gradually ascended due to being meshed with the screw sleeve, the stud drives the arc-shaped pressure plate to ascend in the ascending process, so that the end part of the cable can be smoothly inserted into the sleeve and is positioned between the arc-shaped pressure plate and the bottom of the sleeve, inserting one end of a cable into the sleeve on the side surface of the force-measuring sensor and ensuring that the end part of the cable is positioned between the arc-shaped pressing plate and the bottom of the sleeve, then reversely twisting the screw sleeve to drive the stud to descend, driving the arc-shaped pressing plate to descend until the end part of the cable is contacted with the top of the end part of the cable in the descending process of the stud, then continuously applying force to screw the screw sleeve to drive the arc-shaped pressing plate to press and fix the end part of the cable, stopping screwing the screw sleeve and keeping the screw sleeve and the stud static when the end part of the cable is tightly pressed by the arc-shaped pressing plate until the screw sleeve cannot be continuously screwed, then tightly pressing the bottom end surface of the locking nut against the top end surface of the screw sleeve in a mode of screwing the locking nut downwards, and thus locking the stud by static friction force between the bottom end surface of the locking nut and the top, the sleeve on the side surface of the push plate is driven by the plunger rod to move towards the direction close to the side plate in a mode of introducing hydraulic oil into the hydraulic cylinder after the transverse horizontal state of the cable is kept, the other end of the cable is inserted into the sleeve and between the arc-shaped press plate and the bottom of the sleeve, then the hydraulic cylinder is controlled to stop driving the push plate to move, and the other end of the cable is fastened and clamped according to the process of operating the press-fixing component, so that the quick fastening and clamping of the two ends of the cable are completed, the test cables with different outer diameters can be adapted and fixed in a mode of adjusting the distance between the arc-shaped press plate and the bottom of the sleeve, the universal range of the use of the lifting device is facilitated, and the sleeve on the side surface of the push plate is driven by the plunger rod to move towards the direction far away from the side plate in a mode of introducing, in the process, the cable is stretched by force application, meanwhile, the force measuring sensor can detect the tensile force in the stretching process due to the fixed connection with the end face of the sleeve, when the cable is stretched to be obviously necked down or broken by the force application, the tensile force value displayed by the display screen of the controller is recorded, the tensile strength of the cable can be obtained by dividing the tensile force value by the initial radial area of the cable, the testing process is simple and easy to operate, and the testing result is accurate and reliable.

Has the advantages that: 1. the utility model discloses an insert the both ends of test cable in the cover respectively and rotate the swivel nut under the circumstances that keeps the double-screw bolt irrotational and can make the double-screw bolt drive the arc clamp plate descend and cooperate the cover pipe bottom to fasten and grip the cable end, and lock through the mode that lock nut lower terminal surface was screwed up on the upper end surface of the swivel nut when fastening the centre gripping, adapt to the test cable of fixed different external diameters size through the adjustable mode of distance between arc clamp plate and the cover pipe bottom with this, promoted the use general scope of device;

2. when the cable is fixed, the test cable is stretched in a mode that the hydraulic cylinder drives the plunger rod to transversely move, the tensile strength of the test cable is detected through the force measuring sensor, the test process is simple and easy to operate, and the test result is accurate and reliable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front external view of the present invention;

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

fig. 3 is a right side sectional view of the present invention;

fig. 4 is a partially enlarged sectional view of the utility model at a.

The reference numerals are explained below:

1. a sleeve; 101. fixing a sleeve; 2. a force sensor; 3. a side plate; 301. a controller; 4. a base; 5. pressing and fixing the component; 501. a handle; 502. a stud; 503. locking the nut; 504. a threaded sleeve; 505. a bearing seat; 506. a slew bearing; 507. an arc-shaped pressing plate; 6. a hydraulic cylinder; 601. pushing the plate; 602. a plunger rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a cable mechanics detection device, including base 4, the setting of base 4 level, base 4 top surface one side is along vertical being fixed with curb plate 3, and base 4 top surface opposite side is along transversely being fixed with pneumatic cylinder 6, has plunger rod 602 and plunger rod 602 tip vertical fixation to have push pedal 601 along transverse connection in the pneumatic cylinder 6. The curb plate 3 is close to the side fixedly connected with force cell sensor 2 of push pedal 601, the equal fixedly connected with sleeve pipe 1 in the side that force cell sensor 2 and push pedal 601 are relative, and two sleeve pipes 1 are along horizontal coaxial, the equal vertical fixed cover 101 that is fixed with of intermediate position at sleeve pipe 1 top, and the outer disc and the interior disc of sleeve pipe 1 are stretched out respectively to the upper portion and the lower part of fixed cover 101, fixed cover 101 top surface fixedly connected with presses solid subassembly 5, press solid subassembly 5 and fixed cover 101 sliding fit, and the bottom of pressing solid subassembly 5 stretches into in the sleeve pipe 1.

As the preferred scheme of this scheme, the controller 301 is connected with to the preceding fixedly of curb plate 3, and controller 301 is connected with force cell 2 electricity, is provided with the display screen that is used for showing the test result in the preceding of controller 301, so set up, be convenient for come the tensile pulling force value of tensile cable in real time through the display screen, the model of controller 301 is PLC s7-200 to controller 301 self has good stable operating condition.

The sleeve 1 is a steel pipe with openings at two ends, so that the sleeve 1 has good use strength, the sleeve 1 is in interference fit with the fixed sleeve 101, so that the fixing sleeve 101 is firmly fixed on the sleeve 1 to prevent loosening, the press-fixing component 5 comprises a bearing seat 505 and a rotary bearing 506, the bottom surface of the bearing seat 505 is horizontally fixed on the top surface of the fixing sleeve 101, the rotary bearing 506 is horizontally fixed on the inner side of the bearing seat 505, a screw sleeve 504 is vertically fixed on the inner ring of the rotary bearing 506, the threaded sleeve 504 is vertically coaxial with the fixed sleeve 101, the inner side of the threaded sleeve 504 is vertically meshed and connected with a stud 502, the upper part of the stud 502 is meshed and connected with a locking nut 503, and the bottom end face of the locking nut 503 is attached to the top end face of the threaded sleeve 504, and the bottom end of the stud 502 extends out of the bottom end face of the fixed sleeve 101 and is fixedly provided with an arc-shaped pressing plate 507 along the axial direction of the sleeve 1, so that the cable end part can be conveniently and rapidly pressed and fixed through the pressing component 5.

Bearing frame 505 and fixed cover 101 welded fastening, bearing frame 505 and slewing bearing 506's outer lane interference fit, so set up, be convenient for slewing bearing 506 to be fixed firmly through bearing frame 505, slewing bearing 506's inner circle and swivel nut 504 interference fit, double-screw bolt 502 and fixed cover 101 and the equal sliding fit of bearing frame 505, so as to prevent that sleeve pipe 1 and bearing frame 505's setting from disturbing the normal rotation of double-screw bolt 502, double-screw bolt 502 top fixedly connected with handle 501, so set up, be convenient for keep double-screw bolt 502 irrotational through the mode of handheld handle 501 application of force, the arc length of arc clamp plate 507 is the quarter circle, and anti-skidding line has been seted up to the bottom surface of arc clamp plate 507, so as to ensure through the setting of anti-skidding line that arc clamp plate 507 fastens cable end portion to the sleeve.

By adopting the structure, the controller 301 and the force measuring sensor 2 are electrically connected with an external power supply cable, and the hydraulic cylinder 6 is fixedly communicated with external hydraulic oil supply equipment through a pipeline, when the device is used, the locking nut 503 is firstly unscrewed upwards to the end part of the stud 502, so that the locking nut 503 is separated from the top end surface of the stud 504, meanwhile, the stud 504 is fixed with the inner ring of the slewing bearing 506 and the outer ring of the slewing bearing 506 is fixed with the bearing seat 505, the stud 504 is positively screwed to rotate under the constraint of the slewing bearing 506 under the condition that the force is applied to keep the stud 502 not to rotate, in the process, the stud 502 gradually ascends due to meshing connection with the stud 504, the stud 502 drives the arc-shaped pressing plate 507 to ascend in the ascending process, so as to ensure that the end part of the cable can be smoothly inserted into the sleeve 1 and positioned between the arc-shaped pressing plate 507 and the bottom of the sleeve 1, one end part of the cable is firstly inserted into the sleeve 1 on the side surface Then, the stud 502 can be driven to descend by reversely screwing the screw sleeve 504, the arc-shaped pressing plate 507 is driven to descend by the stud 502 in the descending process until the stud contacts the top of the end part of the cable, then the screw sleeve 504 is continuously applied with force to drive the arc-shaped pressing plate 507 to press and fix the end part of the cable, when the arc-shaped pressing plate 507 presses the end part of the cable until the screw sleeve 504 cannot be continuously screwed, the screw sleeve 504 is stopped to be screwed, the stud 502 is kept static, then the bottom end surface of the locking nut 503 is tightly pressed on the top end surface of the screw sleeve 504 in a mode of screwing the locking nut 503 downwards, the stud 502 is locked by static friction force between the bottom end surface of the locking nut 503 and the top end surface of the screw sleeve 504 to prevent natural circulation, fastening and clamping of the end part of the cable are further realized, the sleeve 1 on the side surface of the push plate 601 is driven by the plunger rod 602 to move towards the direction close to the side plate 3 after the transverse horizontal state of the cable is Then, the hydraulic cylinder 6 is controlled to stop driving the push plate 601 to move and tightly clamp the other end of the cable according to the process of operating the press component 5, so that the quick clamping and clamping of the two ends of the cable are completed, the test cables with different outer diameters can be adaptively fixed in a mode of adjusting the distance between the arc-shaped press plate 507 and the bottom of the sleeve 1, the universal range of the use of the lifting device is facilitated, the sleeve 1 on the side surface of the push plate 601 is driven to move towards the direction far away from the side plate 3 by the plunger rod 602 in a mode of introducing hydraulic oil through the hydraulic cylinder 6 after the cable is tightly clamped, the cable is stretched by force application in the process, meanwhile, the tension force of the force measuring sensor 2 in the stretching process can be detected due to the fixed connection with the end surface of the sleeve 1, when the cable is stretched to generate obvious necking or is broken by force application, the tension value displayed by the display screen of the controller 301 is recorded, the test process is simple and easy to operate, and the test result is accurate and reliable.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a cable mechanics detection device, includes base (4), its characterized in that: the base (4) is horizontally arranged, a side plate (3) is vertically fixed on one side of the top surface of the base (4) along the longitudinal direction, a hydraulic cylinder (6) is transversely fixed on the other side of the top surface of the base (4), a plunger rod (602) is transversely connected in the hydraulic cylinder (6), and a push plate (601) is vertically fixed at the end part of the plunger rod (602);

curb plate (3) are close to the side fixedly connected with force cell sensor (2) of push pedal (601), force cell sensor (2) with the equal fixedly connected with sleeve pipe (1) in the side that push pedal (601) is relative, and two sleeve pipe (1) is along horizontal coaxial, the equal vertical fixed cover (101) that is fixed with in intermediate position at sleeve pipe (1) top, just the upper portion and the lower part of fixed cover (101) stretch out respectively the outer disc and the interior disc of sleeve pipe (1), fixed cover (101) top surface fixedly connected with presses solid subassembly (5), press solid subassembly (5) with fixed cover (101) sliding fit, just the bottom of pressing solid subassembly (5) stretches into in sleeve pipe (1).

2. The cable mechanics detection device of claim 1, wherein: the front of the side plate (3) is fixedly connected with a controller (301), the controller (301) is electrically connected with the force measuring sensor (2), and a display screen used for displaying a test result is arranged in front of the controller (301).

3. The cable mechanics detection device of claim 2, wherein: the type of the controller (301) is PLC s 7-200.

4. The cable mechanics detection device of claim 1, wherein: the sleeve (1) is a steel pipe with openings at two ends, and the sleeve (1) is in interference fit with the fixed sleeve (101).

5. The cable mechanics detection device of claim 1, wherein: pressing subassembly (5) including bearing frame (505) and slewing bearing (506), bearing frame (505) bottom surface level is fixed cover (101) top surface, bearing frame (505) inboard level is fixed with slewing bearing (506), the vertical swivel nut (504) that is fixed with of inner circle of slewing bearing (506), just swivel nut (504) with fixed cover (101) is vertical coaxial, the inboard vertical meshing of swivel nut (504) is connected with double-screw bolt (502), double-screw bolt (502) upper portion meshing is connected with lock nut (503), just the bottom face of lock nut (503) with the laminating of swivel nut (504) top face, double-screw bolt (502) bottom is stretched out fixed cover (101) bottom face and edge the axial fixity of sleeve pipe (1) has arc clamp plate (507).

6. The cable mechanics detection device of claim 5, wherein: the bearing seat (505) is welded and fixed with the fixed sleeve (101), the bearing seat (505) is in interference fit with an outer ring of the rotary bearing (506), an inner ring of the rotary bearing (506) is in interference fit with the thread sleeve (504), and the stud (502) is in sliding fit with the fixed sleeve (101) and the bearing seat (505).

7. The cable mechanics detection device of claim 5, wherein: the anti-skid stud is characterized in that a handle (501) is fixedly connected to the top end of the stud (502), the arc length of the arc pressing plate (507) is a quarter of a circle, and anti-skid grains are formed in the bottom surface of the arc pressing plate (507).