CN216207183U - Tension measuring device and tension alarm system for traction lead and steel wire rope - Google Patents
Tension measuring device and tension alarm system for traction lead and steel wire rope Download PDFInfo
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- CN216207183U CN216207183U CN202122539972.6U CN202122539972U CN216207183U CN 216207183 U CN216207183 U CN 216207183U CN 202122539972 U CN202122539972 U CN 202122539972U CN 216207183 U CN216207183 U CN 216207183U
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- tension
- pressure sensor
- measuring device
- baffle
- wire rope
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Abstract
The utility model discloses a tension measuring device, a traction wire and a steel wire rope tension alarm system, relates to the technical field of power line construction, and mainly aims to measure tension borne by the steel wire rope and the traction wire at any time and avoid construction accidents. The main technical scheme of the utility model is as follows: a tension measuring device, the device comprising: a housing and a tension section; the shell comprises a top wall, a bottom wall and peripheral side walls, the top wall is provided with a guide hole, and the outer side surface of the bottom wall is connected with the hook body; tension portion includes the baffle, connecting rod and pressure sensor, the baffle sets up in the casing, baffle sliding connection is in all lateral walls, pressure sensor fixed connection is in the medial surface of roof, the one end fixed connection of connecting rod in the baffle, the other end runs through the guiding hole, the other end of connecting rod is connected in tension equipment for drive baffle supports to pressure sensor's sense terminal, pressure sensor's output wireless connection is in the input of controller, the output of controller is connected in the display screen.
Description
Technical Field
The utility model relates to the technical field of power line construction, in particular to a tension measuring device and a tension alarm system for a traction wire and a steel wire rope.
Background
When a tension machine is used for paying off in newly-built and expanded power line engineering, temporary steel wire rope pull wires are required to be arranged on the side and the opposite side to prevent the iron tower from destructively inclining when the wire is pulled.
But for two reasons:
on one hand, the steel wire rope type does not meet the construction requirement, or the use frequency is too high and the ground anchor for tensioning the steel wire rope is unqualified;
on the other hand, the human experience factor of the traction and extension machine for drawing the guide wire is too much, so that the pulling force output by the traction and extension machine cannot be accurately controlled.
Therefore, the over-traction phenomenon often exists, so that the lead is damaged, the iron towers on two sides incline, and even the personal casualty accident of construction personnel can occur.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a tension measuring device, a traction wire and a steel wire rope tension alarm system, and mainly aims to measure the tension applied to the steel wire rope and the traction wire at any time and avoid construction accidents.
In order to achieve the purpose, the utility model mainly provides the following technical scheme:
in one aspect, the present invention provides a tension measuring device, comprising: a housing and a tension section;
the shell comprises a top wall, a bottom wall and peripheral side walls, the top wall is provided with a guide hole, and the outer side surface of the bottom wall is connected with the hook body;
the tension portion includes baffle, connecting rod and pressure sensor, the baffle set up in the casing, baffle sliding connection in all lateral walls, pressure sensor fixed connection in the medial surface of roof, the one end fixed connection of connecting rod in the baffle, the other end runs through the guiding hole, the other end of connecting rod is connected in tension equipment, is used for driving the baffle supports extremely pressure sensor's sense terminal, pressure sensor's output wireless connection is in the input of controller, the output of controller is connected in the display screen.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
Optionally, the connecting rod further comprises a pulley, the other end of the connecting rod is fixedly connected to one side surface of the bearing plate, the pulley is rotatably connected to the other side surface of the bearing plate, and a central shaft of the pulley is parallel to the bearing plate.
Optionally, the portable electronic device further comprises a plurality of springs and a pull rope displacement sensor, one end of each spring is connected to the top wall, the other end of each spring is connected to one side face of the bearing plate, the pull rope displacement sensor is installed on the top wall, the free end of a pull rope of the pull rope displacement sensor is connected to one side face of the bearing plate and used for measuring the deformation amount of the spring, and the output end of the pull rope displacement sensor is wirelessly connected to the input end of the controller.
Optionally, the pressure sensor is a single-capacitor pressure sensor.
Optionally, the pressure sensor is a piezoresistive pressure sensor.
In another aspect, the present invention further provides a traction wire tension alarm system, including: the traction wire frame is arranged on the cross arms of two adjacent iron towers, the hook body is hooked on the lower end side of the iron towers, and the end part of the traction wire passes through the pulley groove of the pulley and is connected to the traction machine for tensioning the traction wire between the two adjacent iron towers.
In another aspect, the present invention further provides a steel cable tension alarm system, which includes: one end of the steel wire rope is connected to the upper end of the iron tower, the other end of the steel wire rope is hooked on the hook body, and the pulley is connected to the ground anchor through the steel wire rope.
By the technical scheme, the utility model at least has the following advantages:
when the tension of the actual output of tension equipment is measured often as needs, with the coupler body hook on for the fixed object on ground, the other end of connecting rod is connected in tension equipment, tension equipment output tension, it removes along the guiding hole to drive the connecting rod, so that the baffle slides along week lateral wall, the baffle is close to the medial surface of roof gradually, thereby make the baffle support gradually to pressure sensor's sense terminal, pressure sensor turns into first signal of telecommunication with the pressure value of the baffle of accepting, and transmit for the controller, finally show with digital form on the display screen, look over with the confession staff.
Meanwhile, a level threshold corresponding to a design threshold (calculated by a worker) of tension to be output by the tension device is stored in the controller, when the first electric signal received by the controller is not in the range of the level threshold, an alarm signal can be sent out, and the worker is reminded in a mode of flashing a warning lamp on a display screen.
Drawings
Fig. 1 is a cross-sectional view of a tension measuring device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a traction wire tension alarm system and a steel wire rope tension alarm system according to an embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is an enlarged view of a portion B in fig. 2.
Reference numerals in the drawings of the specification include: the device comprises a shell 1, a guide hole 2, a hook body 3, a partition plate 4, a connecting rod 5, a pressure sensor 6, a pulley 7, a bearing plate 8, a supporting plate 9, a spring 10, a pull rope displacement sensor 11, a pull rope 12, a traction wire 13, an iron tower 14, a cross arm 15, a tension machine 16, a steel wire rope 17, a steel wire rope 18, a ground anchor 19 and a clamp 20.
Detailed Description
To further explain the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present application will be given with reference to the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, in one aspect, an embodiment of the present invention provides a tension measuring apparatus, including: a housing 1 and a tension part;
the shell 1 comprises a top wall, a bottom wall and peripheral side walls, the top wall is provided with a guide hole 2, and the outer side surface of the bottom wall is connected with a hook body 3;
tension portion includes baffle 4, connecting rod 5 and pressure sensor 6, baffle 4 set up in casing 1, 4 sliding connection of baffle in all lateral walls, 6 fixed connection of pressure sensor in the medial surface of roof, the one end fixed connection of connecting rod 5 in baffle 4, the other end runs through guiding hole 2, the other end of connecting rod 5 is connected in tension equipment, is used for driving baffle 4 supports extremely pressure sensor 6's sense terminal, pressure sensor's output wireless connection is in the input of controller, the output of controller is connected in the display screen.
The working process of the tension measuring device is as follows:
when the tension of measuring the actual output of tension equipment often as required, with the coupler body 3 hook on the object fixed for ground, the other end of connecting rod 5 is connected in tension equipment, tension equipment output tension, drive connecting rod 5 and remove along guiding hole 2, so that baffle 4 slides along all lateral walls, baffle 4 is close to the medial surface of roof gradually, thereby make baffle 4 support to pressure sensor 6's sense terminal gradually, pressure sensor 6 turns into first signal of telecommunication with the pressure value of the baffle 4 who receives, and transmit for the controller, finally show with digital form on the display screen, look over with the confession staff.
Meanwhile, a level threshold corresponding to a design threshold (calculated by a worker) of tension to be output by the tension device is stored in the controller, when the first electric signal received by the controller is not in the range of the level threshold, an alarm signal can be sent out, and the worker is reminded in a mode of flashing a warning lamp on a display screen.
In the technical scheme of the utility model, the tension measuring device is used for measuring the tension of the tension equipment at any time, and the factors such as human experience or performance strain caused by long-term use of the tension equipment are shielded, so that the excessive or insufficient tension actually output by the tension equipment is avoided, and the casualty accident of personnel caused by the toppling of the construction equipment is avoided.
Specifically, guiding hole 2 is located the geometric center department of roof, and pressure sensor 6 is a plurality of, and a plurality of pressure sensor 6 are about guiding hole 2 centrosymmetry, and a plurality of pressure sensor 6's output is wireless connection respectively in the input of controller. When connecting rod 5 drives baffle 4 and is close to the roof, the pressure of baffle 4 is accepted in step to the sense terminal of a plurality of pressure sensor 6, and a plurality of pressure sensor 6 send first signal of telecommunication respectively to the controller, and the controller is inside to be handled, obtains the arithmetic mean value of a plurality of first signal of telecommunication to use this mean value as the judgement object, judge whether in the within range of level threshold value, thereby improve the accuracy that tension was reported to the police.
As shown in fig. 1, in the embodiment, the connecting rod further includes a pulley 7, the other end of the connecting rod 5 is fixedly connected to one side surface of the receiving plate 8, the pulley 7 is rotatably connected to the other side surface of the receiving plate 8, and a central axis of the pulley 7 is parallel to the receiving plate 8.
In the present embodiment, specifically, the other side surface of the receiving plate 8 is fixedly welded to the two support plates 9, the two support plates 9 are perpendicular to the receiving plate 8, the pulley 7 is located between the two support plates 9, and both ends of the central shaft of the pulley 7 are rotatably connected to the support plates 9.
Specifically, the staff can be with hooking 3 hook on the object fixed for ground earlier, then will wait to detect tensile haulage rope and pass pulley 7 and accept between the board 8 to the messenger waits to detect tensile haulage rope and sweeps through the race of pulley 7, then the tensioning haulage rope, and the taut haulage rope just drives pulley 7 and accepts the board 8 and keeps away from casing 1, and baffle 4 is close to and supports to pressure sensor 6's sense terminal, thereby reaches the purpose that detects haulage rope tension often.
As shown in fig. 1, in the specific embodiment, the portable electronic device further includes a plurality of springs 10 and a rope displacement sensor 11, one end of each spring 10 is connected to the top wall, the other end of each spring 10 is connected to one side surface of the receiving plate 8, the rope displacement sensor 11 is mounted on the top wall, a free end of a rope 12 of the rope displacement sensor 11 is connected to one side surface of the receiving plate 8 and is used for measuring a deformation amount of the spring 10, and an output end of the rope displacement sensor 11 is wirelessly connected to an input end of the controller.
In the present embodiment, specifically, when the pulley 7 and the receiving plate 8 are gradually far away from the housing 1, the plurality of springs 10 are elongated, and compared with the previous embodiment, the same amount of tension of the pulling rope, due to the existence of the plurality of springs 10, the displacement of the partition plate 4 is reduced, the degree of the partition plate 4 abutting against the detection end of the pressure sensor 6 is reduced, and the pressure sensor 6 is prevented from being overloaded; meanwhile, the distance between the free end of the pull rope 12 of the pull rope displacement sensor 11 and the bearing plate 8 far away from the shell 1 is equal to the deformation amount of the plurality of springs 10, so that the displacement sensor detects the deformation amount of the plurality of springs 10 at any time, converts the deformation amount into a second electric signal and transmits the second electric signal to the controller, the elastic modulus data of the springs 10 are stored in the controller, the controller combines the elastic modulus data and the second electric signal representing the stretched length of the springs 10 to obtain a third electric signal representing the tensile force output by the springs 10, the third electric signal and the first electric signal are added to obtain an electric signal corresponding to the tensile force of the pull rope, and finally the tensile force value of the pull rope is displayed on the display screen in a digital mode.
In a specific embodiment, the pressure sensor 6 is a single-capacitance pressure sensor.
In the present embodiment, specifically, the single-capacitance pressure sensor 6 is a single-capacitance pressure sensor that measures a high pressure using a diaphragm with a piston moving electrode.
In a specific embodiment, the pressure sensor 6 is a piezoresistive pressure sensor.
In the present embodiment, the piezoresistive pressure sensor has the following advantages: (1) the frequency response is high, and the method is suitable for dynamic measurement; (2) the sensitivity is high; (3) no moving parts and high reliability. Therefore, the piezoresistive pressure sensor is suitable for detecting the tension of the outdoor traction rope at any time.
As shown in fig. 2 and 3, in another aspect, another embodiment of the present invention provides a traction wire tension warning system, including: the traction wire 13 is erected on a cross arm 15 of two adjacent iron towers 14, the hook body 3 is hooked on the lower end side of the iron towers 14, the end part of the traction wire 13 passes through a wheel groove of the pulley 7 and is connected with a traction machine 16, and the traction wire 13 is tensioned between the two adjacent iron towers 14.
In the present embodiment, specifically, the stretching machine 16 (tractor) is fixedly mounted on the ground, and the worker opens the stretching machine 16 to pull the lead 13, so that the lead 13 is tensioned between two adjacent towers 14. Because the hook body 3 is hooked on the lower end side of the iron tower 14, in the process that the traction lead 13 is tensioned, the tension of the traction lead 13 is gradually increased, the pulley 7 and the bearing plate 8 are driven to be gradually far away from the shell 1, and the partition plate 4 is gradually abutted to the detection end of the pressure sensor 6, so that the aim of detecting the tension of the traction lead 13 at any time is fulfilled.
As shown in fig. 2 and 4, in another aspect, another embodiment of the present invention further provides a steel rope tension warning system, including: one end of the steel wire rope 17 is connected to the upper end of the iron tower 14, the other end of the steel wire rope 17 is hooked on the hook body 3, and the pulley 7 is connected to a ground anchor 19 through a steel wire rope 18.
In this embodiment, specifically, one end of the wire rope 18 surrounds the wheel groove of the pulley 7 and is fixed by the clamp 20, the other end of the wire rope 18 is connected to the ground anchor 19, when the wire rope 17 is tensioned, the bearing plate 8 and the housing 1 are away from each other, and the partition plate 4 gradually abuts against the detection end of the pressure sensor 6, so as to achieve the purpose of detecting the tension of the wire rope 17 at any time.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. A tension measuring device, comprising:
the hook comprises a shell, a hook body and a hook body, wherein the shell comprises a top wall, a bottom wall and peripheral side walls, the top wall is provided with a guide hole, and the outer side surface of the bottom wall is connected with the hook body;
tension portion, tension portion includes baffle, connecting rod and pressure sensor, the baffle set up in the casing, baffle sliding connection in all lateral walls, pressure sensor fixed connection in the medial surface of roof, the one end fixed connection of connecting rod in the baffle, the other end runs through the guiding hole, the other end of connecting rod is connected in tension equipment, is used for driving the baffle supports extremely pressure sensor's sense terminal, pressure sensor's output wireless connection is in the input of controller, the output of controller is connected in the display screen.
2. Tension measuring device according to claim 1,
the connecting rod is fixedly connected to one side face of the bearing plate, the pulley is rotatably connected to the other side face of the bearing plate, and a central shaft of the pulley is parallel to the bearing plate.
3. Tension measuring device according to claim 2,
the automatic deformation measuring device is characterized by further comprising a plurality of springs and a stay cord displacement sensor, one end of each spring is connected to the top wall, the other end of each spring is connected to one side face of the bearing plate, the stay cord displacement sensor is installed on the top wall, the free end of a stay cord of the stay cord displacement sensor is connected to one side face of the bearing plate and used for measuring the deformation amount of each spring, and the output end of the stay cord displacement sensor is wirelessly connected to the input end of the controller.
4. Tension measuring device according to claim 2 or 3,
the pressure sensor is a single-capacitor pressure sensor.
5. Tension measuring device according to claim 2 or 3,
the pressure sensor is a piezoresistive pressure sensor.
6. A traction wire tension alarm system, comprising:
the tension measuring device of any one of the traction lead and the claims 1 to 5, wherein the traction lead frame is arranged on the cross arm of two adjacent iron towers, the hook body is hooked on the lower end side of the iron towers, the end part of the traction lead passes through the wheel groove of the pulley and is connected with a traction machine for enabling the traction lead to be tensioned between the two adjacent iron towers.
7. A wire rope tension warning system, comprising:
the tension measuring device of any one of claims 1 to 5, wherein one end of the steel wire rope is connected to the upper end of the iron tower, the other end of the steel wire rope is hooked on the hook body, and the pulley is connected to the ground anchor through the steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122539972.6U CN216207183U (en) | 2021-10-21 | 2021-10-21 | Tension measuring device and tension alarm system for traction lead and steel wire rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122539972.6U CN216207183U (en) | 2021-10-21 | 2021-10-21 | Tension measuring device and tension alarm system for traction lead and steel wire rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216207183U true CN216207183U (en) | 2022-04-05 |
Family
ID=80886749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122539972.6U Withdrawn - After Issue CN216207183U (en) | 2021-10-21 | 2021-10-21 | Tension measuring device and tension alarm system for traction lead and steel wire rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216207183U (en) |
-
2021
- 2021-10-21 CN CN202122539972.6U patent/CN216207183U/en not_active Withdrawn - After Issue
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20220405 Effective date of abandoning: 20221103 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20220405 Effective date of abandoning: 20221103 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |