CN212871571U

CN212871571U - Steel wire rope tension detection device for hoisting machinery inspection

Info

Publication number: CN212871571U
Application number: CN202022387998.9U
Authority: CN
Inventors: 杨佐; 冯万成
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-04-02
Anticipated expiration: 2030-10-24

Abstract

The utility model discloses a hoisting machinery is wire rope pulling force detection device for inspection relates to hoisting machinery field, the on-line screen storage device comprises a base, the equal fixedly connected with pneumatic cylinder in upper surface both ends of base, the output of pneumatic cylinder passes through push rod fixedly connected with movable block, the movable block sets up in the upper surface of base, the upper surface one end fixedly connected with lug of movable block, the upper surface other end fixedly connected with a plurality of equidistant linear distribution's of movable block bumping post, the winding has wire rope between two adjacent bumping posts, the top of movable block is provided with the clamp plate. The utility model discloses a be provided with a plurality of bumping posts on the movable block, a plurality of bumping post cooperation clamp plates can compress tightly wire rope spacing, can not cause the injury to wire rope simultaneously, and the damping circle on the bumping post and the rubber briquetting cooperation on the clamp plate have increased wire rope's damping for wire rope should not skid when carrying out tensile test, has improved experimental precision.

Description

Steel wire rope tension detection device for hoisting machinery inspection

Technical Field

The utility model relates to a hoisting machinery field, in particular to wire rope tension detection device is used in hoisting machinery inspection.

Background

The overload operation of the tower crane is one of the important reasons for accidents of the tower crane. The lifting capacity limiter is a safety protection device of the tower crane, has the functions of sound alarm, immediate alarm, cutting off a lifting motor loop of the tower crane, displaying the weight of a lifted heavy object and the like, and can avoid equipment and personal accidents caused by overload of lifting equipment. The lifting capacity limiter is mainly used for detecting the tensile force of the steel wire rope in time and judging whether a lifted heavy object is overweight or not according to the tensile force of the steel wire rope, so that the adverse effects such as steel wire rope fracture and the like caused by overweight of the steel wire rope lifted heavy object are prevented, and the tower crane is subjected to safety protection. It can be seen that the measurement of the wire rope tension is particularly important.

At present, the clamping mode of the on-line tension detection of the steel wire rope mainly adopts a mechanical clamp to clamp, the traditional mechanical clamp directly clamps the steel wire rope on the mechanical clamp, the traditional mechanical clamp can damage the surface of the steel wire rope to different degrees and has the problems of loose clamping, easy slipping, deformation of the steel wire rope and the like, so that the tension detection device cannot work normally, and the traditional steel wire rope tension detection device is not provided with a protection mechanism, so that the steel wire rope is easy to injure surrounding workers when being broken. Therefore, it is necessary to provide a steel wire rope tension detecting device for inspecting a hoisting machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoisting machinery is wire rope pulling force detection device for inspection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hoisting machinery is wire rope pulling force detection device for inspection, includes the base, the equal fixedly connected with pneumatic cylinder in upper surface both ends of base, the output of pneumatic cylinder passes through push rod fixedly connected with movable block, the movable block sets up in the upper surface of base, the upper surface one end fixedly connected with lug of movable block, the last surface other end fixedly connected with a plurality of equidistant linear distribution's bumping post of movable block, the winding has wire rope between two adjacent bumping posts, the top of movable block is provided with the clamp plate, the through-hole of a plurality of and bumping post looks adaptation is seted up at the middle part of clamp plate, through-hole and bumping post through connection, the both sides of clamp plate are all through locking screw and movable block fixed connection, adjacent two connect through the protection component between the lug, wire rope's middle part sets up in the inside of protection component.

Preferably, a through groove is formed in the bump in a penetrating manner, and the steel wire rope is connected with the through groove in a penetrating manner.

Preferably, the middle part of the lower surface of the movable block is fixedly connected with a limiting sliding block, the upper surface of the base is provided with a limiting sliding groove matched with the limiting sliding block, and the limiting sliding block is positioned in the limiting sliding groove.

Preferably, the outer side of the lower end of the retaining column is connected with a damping ring in a bonding mode, the damping ring is connected with the steel wire rope in a bonding mode, the lower surface of the pressing plate is connected with a rubber pressing block in a bonding mode, and the rubber pressing block corresponds to the steel wire rope.

Preferably, the protection assembly comprises a first protection sleeve fixedly mounted on one of the convex blocks, and one end, far away from the convex block, of the first protection sleeve is fixedly connected with a threaded connector.

Preferably, the protection component further comprises a second connecting sleeve fixedly mounted on another convex block, the second connecting sleeve is fixedly connected with a fixed sleeve far away from one end of the convex block, a thread groove is formed in the inner wall of the fixed sleeve, and the thread groove is matched with the threaded connector.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with a plurality of bumping posts on the movable block, a plurality of bumping post cooperation clamp plates can compress tightly wire rope spacing, can not cause the injury to wire rope simultaneously, and the damping circle on the bumping post and the rubber briquetting cooperation on the clamp plate have increased wire rope's damping for wire rope should not skid when carrying out tensile test, has improved experimental precision.

2. The utility model discloses a be provided with protective assembly between two flange, first lag and the cooperation of second adapter sleeve on the protective assembly can be isolated with wire rope, can cause the injury to staff on every side when avoiding wire rope to break.

Drawings

Fig. 1 is a schematic side view of the overall structure of the present invention.

Fig. 2 is a schematic top view of the movable block structure of the present invention.

Fig. 3 is a schematic sectional view of the pressing plate structure of the present invention.

Fig. 4 is a schematic structural section view of the protection assembly of the present invention.

In the figure: 1. a base; 2. a hydraulic cylinder; 3. a movable block; 4. a bump; 5. a bumping post; 6. a wire rope; 7. pressing a plate; 8. a through hole; 9. locking screws; 10. a guard assembly; 11. a through groove; 12. a limiting slide block; 13. a limiting chute; 14. a damping ring; 15. pressing rubber blocks; 16. a first protective cover; 17. a threaded connector; 18. a second connecting sleeve; 19. fixing a sleeve; 20. a thread groove.

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.

The utility model provides a as shown in fig. 1-4, wire rope tension detection device is used in inspection of hoisting machinery, as shown in fig. 1, including base 1, the equal fixedly connected with pneumatic cylinder 2 in base 1's upper surface both ends, push rod fixedly connected with movable block 3 is passed through to pneumatic cylinder 2's output, movable block 3 sets up in base 1's upper surface, the lower surface middle part fixedly connected with limit slide 12 of movable block 3, limit slide 13 with 12 looks adaptations of limit slide is seted up to base 1's upper surface, limit slide 12 is located limit slide 13, limit slide 12 and the cooperation of limit slide 13 have played the spacing effect of direction to movable block 3, make movable block 3 keep linear movement, it is spacing on base 1 with movable block 3 simultaneously.

As shown in fig. 2, one end fixedly connected with lug 4 of the upper surface of movable block 3, another end fixedly connected with of the upper surface of movable block 3 has a plurality of equidistant linear distribution's bumping post 5, the winding has wire rope 6 between two adjacent bumping posts 5, the top of movable block 3 is provided with clamp plate 7, clamp plate 7's middle part is seted up a plurality of through-holes 8 with bumping post 5 looks adaptation, through-hole 8 and bumping post 5 through connection, clamp plate 7 and a plurality of bumping posts 5 cooperation can compress tightly wire rope 6 spacing, but can not cause the injury to wire rope 6, clamp plate 7's both sides are all through

locking screw

9 and 3 fixed connection of movable block, connect through protection component 10 between two adjacent lugs 4, wire rope 6's middle part sets up in protection component 10's inside, lug 4's inside runs through and has seted up logical groove 11, wire rope 6 and logical groove 11 through connection.

As shown in fig. 3, the damping ring 14 is bonded and connected to the outer side of the lower end of the retaining column 5, the damping ring 14 is bonded and connected to the steel wire rope 6, the rubber pressing block 15 is bonded and connected to the lower surface of the pressing plate 7, the rubber pressing block 15 corresponds to the steel wire rope 6, and the friction force of the steel wire rope 6 is improved by the cooperation of the damping ring 14 and the rubber pressing block 15, so that the steel wire rope 6 is not easy to slip and loosen.

As shown in fig. 4, the protection component 10 includes a first protection sleeve 16 fixedly mounted on one of the bumps 4, one end of the first protection sleeve 16 far away from the bump 4 is fixedly connected with a threaded connector 17, the protection component 10 further includes a second connection sleeve 18 fixedly mounted on the other bump 4, the first protection sleeve 16 and the second connection sleeve 18 are matched to close the steel wire rope 6, so as to avoid injury to surrounding workers when the steel wire rope 6 is broken, one end of the second connection sleeve 18 far away from the bump 4 is fixedly connected with a fixed sleeve 19, a thread groove 20 is formed on the inner wall of the fixed sleeve 19, the thread groove 20 is matched with the threaded connector 17, and the first protection sleeve 16 and the second connection sleeve 18 can be fixedly connected.

The utility model discloses the theory of operation:

this device is at work, at first run through logical groove 11 on two lugs 4 with the both ends of wire rope 6, then twine the both ends of wire rope 6 between a plurality of bumping posts 5 on two movable blocks 3, damping circle 14 on the bumping post 5 is connected with the laminating of wire rope 6, fix clamp plate 7 on movable block 3 through locking screw 9 after that, through-hole 8 and bumping post 5 through connection on the clamp plate 7 this moment, rubber briquetting 15 on the clamp plate 7 contacts with wire rope 6 and compresses tightly wire rope 6 spacing, then be connected threaded connection head 17 on the first lag 16 and the fixed cover 19 on the second adapter sleeve 18 through thread groove 20, start two pneumatic cylinders 2 after that, pneumatic cylinder 2 drives movable block 3 through the push rod and removes, pressure sensor on two movable blocks 3 cooperation is to wire rope 6 carries out the tension detection.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a hoisting machinery is wire rope pulling force detection device for inspection, includes base (1), its characterized in that: the hydraulic cylinder (2) is fixedly connected to both ends of the upper surface of the base (1), the output end of the hydraulic cylinder (2) is fixedly connected with the movable block (3) through a push rod, the movable block (3) is arranged on the upper surface of the base (1), one end of the upper surface of the movable block (3) is fixedly connected with a convex block (4), the other end of the upper surface of the movable block (3) is fixedly connected with a plurality of baffle columns (5) which are linearly distributed at equal intervals, a steel wire rope (6) is wound between every two adjacent baffle columns (5), a pressing plate (7) is arranged above the movable block (3), a plurality of through holes (8) matched with the baffle columns (5) are formed in the middle of the pressing plate (7), the through holes (8) are in penetrating connection with the baffle columns (5), and both sides of the pressing plate (7) are fixedly connected with the movable block (3) through locking screws (9), two adjacent lugs (4) are connected through a protection component (10), and the middle of the steel wire rope (6) is arranged in the protection component (10).

2. The steel wire rope tension detection device for hoisting machinery inspection according to claim 1, characterized in that: a through groove (11) is formed in the bump (4) in a penetrating mode, and the steel wire rope (6) is connected with the through groove (11) in a penetrating mode.

3. The steel wire rope tension detection device for hoisting machinery inspection according to claim 2, characterized in that: the lower surface middle part fixedly connected with spacing slider (12) of movable block (3), spacing spout (13) with spacing slider (12) looks adaptation are seted up to the upper surface of base (1), spacing slider (12) are located spacing spout (13).

4. The steel wire rope tension detection device for hoisting machinery inspection according to claim 3, characterized in that: the lower extreme outside adhesive bonding of bumping post (5) has damping circle (14), damping circle (14) and wire rope (6) laminating are connected, the lower surface adhesive bonding of clamp plate (7) has rubber briquetting (15), rubber briquetting (15) are corresponding with wire rope (6).

5. The steel wire rope tension detection device for hoisting machinery inspection according to claim 4, wherein: the protection assembly (10) comprises a first protection sleeve (16) fixedly mounted on one of the convex blocks (4), and one end, far away from the convex block (4), of the first protection sleeve (16) is fixedly connected with a threaded connector (17).

6. The steel wire rope tension detection device for hoisting machinery inspection according to claim 5, wherein: protection component (10) still include second adapter sleeve (18) of fixed mounting on another lug (4), the fixed cover (19) of one end fixedly connected with of lug (4) is kept away from in second adapter sleeve (18), thread groove (20) have been seted up to the inner wall of fixed cover (19), thread groove (20) and threaded connection head (17) looks adaptation.