CN209815443U - Traction steel wire rope outer diameter online real-time measuring device - Google Patents
Traction steel wire rope outer diameter online real-time measuring device Download PDFInfo
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- CN209815443U CN209815443U CN201920532049.XU CN201920532049U CN209815443U CN 209815443 U CN209815443 U CN 209815443U CN 201920532049 U CN201920532049 U CN 201920532049U CN 209815443 U CN209815443 U CN 209815443U
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Abstract
The utility model provides an online real-time measuring device for the outer diameter of a traction steel wire rope, which comprises a traction steel wire rope pre-tightening guide structure, a vernier measuring structure and a door-shaped frame sliding structure; the traction steel wire rope pre-tightening guide structure comprises a pre-tightening wheel, a pre-tightening wheel bracket, a guide wheel bracket and a spring bracket; the traction steel wire rope pre-tightening guide structure utilizes the compression spring, the spring support and the pre-tightening wheel support to tightly press the steel wire rope to be tested between the pre-tightening wheel and the guide wheel, the change of the diameter caused by the abrasion of the outer diameter of the steel wire rope pushes the pre-tightening wheel to horizontally and radially move, the guide wheel can limit the horizontal shaking of the steel wire rope, and the error caused by vibration is reduced. Pretension bolt and sliding tray can be convenient install on the steel construction that is close to wire rope of elevator computer lab, when towing many wire ropes of elevator side by side, solved inboard wire rope diameter measurement's a difficult problem in this utility model space, realize the online real-time measurement to towing elevator wire rope external diameter change.
Description
Technical Field
The utility model relates to an elevator safety technical field, especially a tow online real-time measurement device of wire rope external diameter.
Background
At present, because the application universality of the steel wire rope and the importance of the use safety are very necessary for the on-site detection of the steel wire rope, the traction steel wire rope has the defects of wire breakage, abrasion or corrosion and the like of the inner part and the outer part in the use process, and the rope diameter is reduced due to the extension surface. The breakage and the change of the outer diameter of the steel wire rope are key parameters for evaluating the damage degree of the steel wire rope. The steel wire rope use safety regulation specifies that: the wire rope is replaced when the wire rope diameter is reduced to 90% of its nominal diameter. The existing detection method is based on manual measurement by adopting a wide-mouth vernier caliper, limited points are selected on the steel wire rope to be detected for sampling measurement, and the wear and the diameter reduction conditions of the whole steel wire rope on each use section are inconsistent, so that the measurement method is unreliable, unrepresentative, high in labor intensity and difficult to evaluate the detection result. Therefore, the development of the on-line real-time measuring device for the outer diameter of the traction steel wire rope is of great significance.
Disclosure of Invention
In order to overcome the problems, the utility model aims to provide an online real-time measuring device of the outer diameter of a traction steel wire rope, which realizes the online real-time measurement of the change of the outer diameter of the traction elevator steel wire rope and improves the safety of an elevator.
The utility model discloses a following scheme realizes: the utility model provides a tow online real-time measuring device of wire rope external diameter which characterized in that: the device comprises a traction steel wire rope pre-tightening guide structure, a vernier scale measuring structure and a portal frame sliding structure; the traction steel wire rope pre-tightening guide structure comprises a pre-tightening wheel, a pre-tightening wheel bracket, a guide wheel bracket and a spring bracket; the door-shaped frame sliding structure comprises a door-shaped frame, and sliding grooves are respectively formed in the horizontal side and the vertical side of the brackets on the two sides of the door-shaped frame; the spring support is arranged on the left side support of the door-shaped frame, the guide wheel support is arranged on the right side support of the door-shaped frame, the guide wheel is arranged on the guide wheel support in a sliding mode, the spring support and the guide wheel support can slide up and down in a sliding groove of the door-shaped frame support, two studs are arranged on the upper surface of the spring support, a compression spring is sleeved on each stud, the tail portion of each stud penetrates through the pre-tightening wheel support and is fixed through a nut in a locking mode, and the pre-tightening wheel is arranged on the pre-tightening wheel support in a sliding mode; the device comprises a pre-tightening wheel, a guide wheel, a traction steel wire rope pre-tightening guide structure, a vernier scale measuring structure and a spring support, wherein the pre-tightening wheel and the guide wheel are matched with each other and are in butt contact, the traction steel wire rope pre-tightening guide structure compresses the traction steel wire rope between the pre-tightening wheel and the guide wheel by using a compression spring, the vernier scale measuring structure is arranged between the spring support and the pre-tightening wheel support, and the vernier scale measuring structure obtains the variation of the outer diameter of the traction steel wire rope by.
Furthermore, the vernier scale measuring structure comprises a vernier main scale and a vernier auxiliary scale, the vernier main scale is fixedly connected with the pre-tightening wheel support, the vernier auxiliary scale is fixed on the spring support, the vernier main scale is matched with the vernier auxiliary scale for use, and the vernier main scale can move in the vernier auxiliary scale.
Furthermore, the device also comprises a digital display, and the digital display is fixed above the vernier caliper.
Furthermore, universal magnetic bases are arranged at the bottoms of the supports on the two sides of the door-shaped frame, and universal magnetic bases are arranged at the bottom of the transverse support of the door-shaped frame.
Furthermore, scales are marked on sliding grooves of the brackets on two sides of the door-shaped frame.
Furthermore, a fastening bolt is arranged in a sliding groove of the supports on the two sides of the door-shaped frame, and the spring support and the guide wheel support are fixed on the door-shaped frame through the fastening bolt.
The beneficial effects of the utility model reside in that: 1) the utility model discloses the pretension wheel of device sticiss on the radial race face of leading wheel, and when the wire rope surface that awaits measuring had greasy dirt or card income foreign matter, the pretension wheel can the rolling contact wire rope get rid of the greasy dirt and take away the foreign matter, ensures the measurement accuracy of wire rope diameter.
2) The vernier main ruler of the utility model is fixedly connected with the pre-tightening wheel bracket, and the vernier auxiliary ruler is fixed on the spring bracket and is integrally locked on the left bracket of the door-shaped frame; and the spring support and the pre-tightening wheel support are pre-tightened together through a compression spring and a nut, so that the vernier main scale and the vernier auxiliary scale are matched with each other for measurement.
3) The universal magnetic seat, the sliding groove of the door-shaped frame and the fastening bolt are utilized on the door-shaped frame of the device, so that the measuring device can be conveniently installed on a steel structure of an elevator machine room, which is close to a steel wire rope; when towing many wire ropes of elevator side by side, this utility model has solved the difficult problem of inboard wire rope diameter measurement in the space.
Drawings
Fig. 1 is the structure schematic diagram of the on-line real-time measuring device for the outer diameter of the traction steel wire rope.
Fig. 2 is a schematic structural view of the guide wheel of the present invention.
Fig. 3 is a schematic structural diagram of the spring support of the present invention.
Fig. 4 is a schematic structural view of the vernier auxiliary ruler of the present invention.
Fig. 5 is a schematic structural view of the vernier main scale of the present invention.
Fig. 6 is a schematic structural view of the universal magnetic base of the present invention.
Fig. 7 is a schematic structural diagram of the digital display of the present invention.
In the figure: 1. traction steel wire rope pretension guide structure, 2 vernier scale measuring structure, 3 door type frame sliding structure, 4 digital display, 5 gasket, 6 nut, 11 pretension wheel, 12 pretension wheel support, 13 guide wheel, 14 guide wheel support, 15 spring support, 31 door type frame, 32 sliding groove, 16 stud, 17 compression spring, 21 vernier main scale, 22 vernier auxiliary scale, 33 universal magnetic seat, 34 tension bolt, 23 scale.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 7, the present invention provides an on-line real-time measuring device for the outer diameter of a traction steel wire rope, which comprises a traction steel wire rope pre-tightening guide structure 1, a vernier measuring structure 2 and a portal frame sliding structure 3; the traction steel wire rope pre-tightening guide structure 1 comprises a pre-tightening wheel 11, a pre-tightening wheel bracket 12, a guide wheel 13, a guide wheel bracket 14 and a spring bracket 15; the door-shaped frame sliding structure 3 comprises a door-shaped frame 31, and sliding grooves 32 are respectively formed in the horizontal side and the vertical side of the brackets on the two sides of the door-shaped frame 31; the spring support 15 is arranged on a left side support of the door-shaped frame 31, the guide wheel support 14 is arranged on a right side support of the door-shaped frame 31, the guide wheel 13 is arranged on the guide wheel support 14 in a sliding manner, the spring support 15 and the guide wheel support 14 can slide up and down in a sliding groove 32 of the door-shaped frame support 31, two studs 16 are arranged on the upper surface of the spring support 15, a compression spring 17 is sleeved on each stud 16, the tail parts of the studs 16 penetrate through the pre-tightening wheel support 12 and are locked and fixed through nuts, and the pre-tightening wheel 11 is arranged on the pre-tightening wheel support 12 in a sliding manner; the pre-tightening wheel 11 and the guide wheel 13 are matched with each other and are in butt contact with each other, the traction steel wire rope pre-tightening guide structure 1 compresses a traction steel wire rope between the pre-tightening wheel 11 and the guide wheel 13 by using a compression spring 17, the vernier measuring structure 1 is arranged between the spring support 15 and the pre-tightening wheel support 12, and the vernier measuring structure 2 obtains the variation of the outer diameter of the traction steel wire rope by measuring the distance between the spring support 15 and the pre-tightening wheel support 12. The traction steel wire rope pre-tightening guide structure 1 compresses a steel wire rope to be tested between a pre-tightening wheel and a guide wheel by using a compression spring, a spring support and a pre-tightening wheel support, the change of the diameter caused by the abrasion of the outer diameter of the steel wire rope pushes the pre-tightening wheel 11 to horizontally and radially move, the guide wheel 13 can limit the horizontal shaking of the steel wire rope, and the error caused by vibration is reduced.
The vernier main scale 21 is fixedly connected with the pre-tightening wheel bracket 12, so that the vernier main scale 21 and the pre-tightening wheel bracket have the same horizontal linear motion characteristics, the vernier auxiliary scale 22 is fixed on the spring bracket 15, the vernier main scale 21 is matched with the vernier auxiliary scale 22 for use, and the vernier main scale 21 can move in the vernier auxiliary scale 22; this allows direct reaction of the amount of change in the diameter of the steel cord.
In addition, in another embodiment of the present invention, the device further comprises a digital display 4, wherein the digital display 4 is fixed above the auxiliary vernier ruler. The vernier measuring structure 2 obtains the variation of the outer diameter of the traction steel wire rope by measuring the distance between the spring support and the pre-tightening wheel support, and can display the diameter of the steel wire rope through a digital display. The digital display can be referred to as a digital display in a digital vernier caliper, the digital display can obtain the numerical value of the vernier according to the movement of the vernier, the working principle of the digital display is the prior art, and the detailed description is not provided here. In addition, when the diameter of the steel wire rope is reduced by a variable quantity which exceeds 10 percent of the diameter of the traction steel wire rope, the digital display device gives out early warning sound.
The utility model discloses in, door type frame 31 both sides support bottom all is provided with universal magnetic support 33, the horizontal support bottom of door type frame is provided with universal magnetic support 33. Scales are marked on the sliding grooves of the brackets at the two sides of the door-shaped frame. And the sliding grooves of the supports at the two sides of the door-shaped frame are internally provided with a fastening bolt 34, and the spring support and the guide wheel support are fixed on the door-shaped frame by the fastening bolt 34. Door type frame passes through universal magnet holder 33, and tightly decides bolt 34 and sliding tray 32 can be convenient install on elevator machine room's the steel construction that is close to wire rope, when many wire ropes of traction elevator are side by side, has solved the difficult problem of inboard wire rope diameter measurement in this utility model space, realizes the online real-time measurement of traction elevator wire rope external diameter change.
The utility model discloses a theory of operation does: the dragging steel wire rope (such as diameter phi 10) is clamped between the pre-tightening wheel 11 and the guide wheel 13, the pre-tightening wheel 11 moves to the left side to drive the cursor main ruler 21 to move to the left side, the cursor auxiliary ruler 22 does not move, the diameter of the dragging steel wire rope can be read, then the elevator is started, the dragging steel wire rope of the elevator can be pulled up and down to drive the pre-tightening wheel 11 to roll, when the diameter of the dragging steel wire rope changes, if the diameter of the dragging steel wire rope becomes small, the pre-tightening wheel 11 moves to the right side, at the moment, the compression spring drives the pre-tightening wheel bracket 12 to move to the right, the cursor main ruler 21 is driven to move to the right side, at the moment, the second numerical value of the cursor main ruler is read, the second numerical value is subtracted from the first numerical value of the dragging steel wire rope diameter, the reduction variation, requiring replacement.
The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (6)
1. The utility model provides a tow online real-time measuring device of wire rope external diameter which characterized in that: the device comprises a traction steel wire rope pre-tightening guide structure, a vernier scale measuring structure and a portal frame sliding structure; the traction steel wire rope pre-tightening guide structure comprises a pre-tightening wheel, a pre-tightening wheel bracket, a guide wheel bracket and a spring bracket; the door-shaped frame sliding structure comprises a door-shaped frame, and sliding grooves are respectively formed in the horizontal side and the vertical side of the brackets on the two sides of the door-shaped frame; the spring support is arranged on the left side support of the door-shaped frame, the guide wheel support is arranged on the right side support of the door-shaped frame, the guide wheel is arranged on the guide wheel support in a sliding mode, the spring support and the guide wheel support can slide up and down in a sliding groove of the door-shaped frame support, two studs are arranged on the upper surface of the spring support, a compression spring is sleeved on each stud, the tail portion of each stud penetrates through the pre-tightening wheel support and is fixed through a nut in a locking mode, and the pre-tightening wheel is arranged on the pre-tightening wheel support in a sliding mode; the pre-tightening wheel and the guide wheel are matched with each other and are in butt contact with each other, the vernier measuring structure is arranged between the spring support and the pre-tightening wheel support, and the vernier measuring structure obtains the variation of the outer diameter of the traction steel wire rope by measuring the distance between the spring support and the pre-tightening wheel support.
2. The on-line real-time measuring device for the outer diameter of the traction steel wire rope according to claim 1, characterized in that: the vernier main ruler is fixedly connected with the pre-tightening wheel support, the vernier auxiliary ruler is fixed on the spring support, the vernier main ruler is matched with the vernier auxiliary ruler for use, and the vernier main ruler can move in the vernier auxiliary ruler.
3. The on-line real-time measuring device for the outer diameter of the traction steel wire rope according to claim 2, characterized in that: the device also comprises a digital display, and the digital display is fixed above the vernier caliper.
4. The on-line real-time measuring device for the outer diameter of the traction steel wire rope according to claim 1, characterized in that: the bottom of the support on two sides of the door-shaped frame is provided with universal magnetic seats, and the bottom of the transverse support of the door-shaped frame is provided with universal magnetic seats.
5. The on-line real-time measuring device for the outer diameter of the traction steel wire rope according to claim 1, characterized in that: scales are marked on the sliding grooves of the brackets at the two sides of the door-shaped frame.
6. The on-line real-time measuring device for the outer diameter of the traction steel wire rope according to claim 1, characterized in that: and fastening bolts are arranged in the sliding grooves of the supports on the two sides of the door-shaped frame and fix the spring support and the guide wheel support on the door-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920532049.XU CN209815443U (en) | 2019-04-18 | 2019-04-18 | Traction steel wire rope outer diameter online real-time measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920532049.XU CN209815443U (en) | 2019-04-18 | 2019-04-18 | Traction steel wire rope outer diameter online real-time measuring device |
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| CN209815443U true CN209815443U (en) | 2019-12-20 |
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| CN201920532049.XU Active CN209815443U (en) | 2019-04-18 | 2019-04-18 | Traction steel wire rope outer diameter online real-time measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109987479A (en) * | 2019-04-18 | 2019-07-09 | 福建省特种设备检验研究院 | A kind of traction steel-cable outer diameter On-line sampling system device and its measurement method |
| CN112161561A (en) * | 2020-08-20 | 2021-01-01 | 鞍钢集团北京研究院有限公司 | Steel wire rope diameter deviation measuring device and steel wire rope diameter deviation measuring method |
-
2019
- 2019-04-18 CN CN201920532049.XU patent/CN209815443U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109987479A (en) * | 2019-04-18 | 2019-07-09 | 福建省特种设备检验研究院 | A kind of traction steel-cable outer diameter On-line sampling system device and its measurement method |
| CN112161561A (en) * | 2020-08-20 | 2021-01-01 | 鞍钢集团北京研究院有限公司 | Steel wire rope diameter deviation measuring device and steel wire rope diameter deviation measuring method |
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