CN208103623U - Hub type brake braking moment true value detection sensor - Google Patents
Hub type brake braking moment true value detection sensor Download PDFInfo
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- CN208103623U CN208103623U CN201820561517.1U CN201820561517U CN208103623U CN 208103623 U CN208103623 U CN 208103623U CN 201820561517 U CN201820561517 U CN 201820561517U CN 208103623 U CN208103623 U CN 208103623U
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Abstract
The utility model relates to a kind of hub type brake braking moment true value detection sensor, structure includes the tension-compression sensor of substrate and attachment on the substrate for being fixed in brake mount；The substrate is divided into the hanging hanging extension in bottom edge and what is be fixedly connected with brake mount be fixedly connected with portion, lateral via hole is provided on the hanging extension of substrate, for the transverse direction via hole for wearing the brake arm articulated shaft for connecing hub type brake, the vertical generated when brake arm is braked is converted to the tension and compression active force to substrate by brake arm articulated shaft；The tension-compression sensor be attached on substrate between lateral via hole on the hanging extension being fixedly connected between portion, to detect tension and compression active force suffered by substrate, in conjunction with the geometric dimension of the brake drum on the lifting equipment of installation hub type brake, the braking moment true value of hub type brake is obtained by calculation.
Description
Technical field
The utility model relates to a kind of sensor, specifically a kind of hub type brake braking moment true value detection sensing
Device.
Background technique
In current urban construction, high buildings and large mansions like the mushrooms after rain appear in vast big ground, and every
Several elevators must be all installed for conveying people and cargo in high buildings and large mansions, and the traction device on elevator --- elevator
Traction machine is mostly drawn and is braked using hub type brake.
One important indicator of hub type brake stable working performance is braking moment.As long as brake is able to maintain enough
Braking moment, so that it may implement effective braking.Once and braking moment is insufficient, will make the braking action of hub type brake
Failure, consequence are exactly the generation for directly resulting in ladder and ruining the malignant event that people dies.Currently, the regular special maintenance of elevator and guarantor
It supports, not necessarily causes possessing for hub type brake braking moment, and existing detection device is also all unable to real-time detection braking
The size and variation of torque, because there is presently no corresponding torque sensors to emerge, hub type brake braking moment
Real-time detection still belongs to a technical problem of the highly desirable solution of those skilled in the art.
Utility model content
The purpose of this utility model is just to provide a kind of hub type brake braking moment true value detection sensor, to solve hub
The problem that formula brake torque cannot be measured in real time.
What the purpose of this utility model was realized in：A kind of hub type brake braking moment true value detection sensor, packet
Include the tension-compression sensor of substrate and attachment on the substrate for being fixed in brake mount；The substrate is divided into bottom
The hanging hanging extension in side and what is be fixedly connected with brake mount be fixedly connected with portion, in the hanging extension of substrate
On be provided with lateral via hole, the transverse direction via hole is for wearing the brake arm articulated shaft for connecing hub type brake, when brake arm is braked
The vertical of generation is converted to the tension and compression active force to substrate by brake arm articulated shaft；The tension-compression sensor is attached to
On substrate between lateral via hole be fixedly connected on the hanging extension between portion, to detect tension and compression suffered by substrate effect
Hub type brake is obtained by calculation in conjunction with the geometric dimension of the brake drum on the lifting equipment of installation hub type brake in power
Braking moment true value.
The utility model is mounted on the pedestal of hub type brake, the lateral via hole on sensor base plate and hub type are braked
Pin shaft jack hole on device pedestal connecting ear plate is opposite, and the pin shaft jack hole on connecting ear plate is vertical aperture, and brake arm is hinged
Axis passes through pin shaft jack hole, the lateral via hole of substrate and the axis hole of brake arm of connecting ear plate, and brake arm is hinged on hub type
On the pedestal of brake.In the braking process of hub type brake, brake arm will drive brake arm because of the effect by braking moment
The brake arm articulated shaft of lower end generates micro-displacement in hinged place, this micro-displacement includes lateral displacement and vertical displacement.Institute
The lateral displacement of generation is limited and is absorbed by connecting ear plate, does not generate transverse direction to substrate due to the lateral via hole on substrate
The lateral displacement of active force, i.e. brake arm articulated shaft does not generate horizontal force to substrate.Generated vertical displacement is due to connection
The setting of vertical long hole on ear connecting plate, and do not generate vertical active force to connecting ear plate, the i.e. vertical position of brake arm articulated shaft
The lateral via hole for acting only on substrate is moved, the tension and compression active force of vertical direction is only generated to substrate, the tension and compression active force is in substrate
It is upper to generate vertical pull-up deformation or lower compressive strain（Depending on the rotation direction of brake drum）.In this way, tension-compression sensor passes through inspection
The stretcher strain for surveying substrate, can measure the size of tension and compression active force, in conjunction on the lifting equipment of installation hub type brake
The geometric dimension of brake drum, so that the braking moment true value of hub type brake be obtained by calculation.
The utility model realizes the real-time detection of hub type brake braking moment, solves hub type brake braking moment
Can not real-time detection technical problem, detection data accuracy is high, and reliable and stable, thus can find that in time lifting equipment makes
The potential faults of hub type brake remind supervision and maintenance personal to eliminate potential faults in time, to be advantageously implemented peace
Full production, ensures the security of the lives and property.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for being equipped with the hub type brake of the utility model.
Fig. 2 is A-A of hub type brake shown in Fig. 1 to cross-sectional view.
Fig. 3 is the partial enlarged view in hub type brake shown in Fig. 1 at connecting ear plate.
Fig. 4 is the Transformation Graphs of braking moment true value detection sensor mounting means.
Fig. 5 is the structural schematic diagram of connecting ear plate.
Fig. 6 is the structural schematic diagram of the utility model embodiment 1.
Fig. 7 is another sticking position schematic diagram of tension-compression sensor in embodiment 1.
Fig. 8 is the structural schematic diagram of the utility model embodiment 2.
Fig. 9 is B-B of the detection sensor of braking moment true value shown in Fig. 8 to cross-sectional view.
Figure 10 is another sticking position schematic diagram of tension-compression sensor in embodiment 2.
Figure 11 is the top view of the detection sensor of braking moment true value shown in Figure 10.
Figure 12 is the structural schematic diagram of the utility model embodiment 3.
Figure 13 is another sticking position schematic diagram of tension-compression sensor in embodiment 3.
Figure 14 is the structural schematic diagram of the utility model embodiment 4.
Figure 15 is the structure and scheme of installation of the utility model embodiment 5.
In figure：1, substrate, 2, tension-compression sensor, 3, lower convex edge, 4, lateral via hole, 5, upper and lower through slot, 6, blind hole, 7, upper flat
Slot, 8, screw hole, 9, under rise as high as the banks, 10, brake arm articulated shaft, 11, pedestal, 12, brake arm, 13, connecting ear plate, 14, pin shaft wears and connect
Hole, 15, brake scotch, 16, brake drum.
Specific embodiment
As shown in Figure 1, hub type brake is to be provided with two pairs of youngster's connecting ear plates 13 on the pedestal 11（Fig. 2）, in each pair of youngster
The opposite pin shaft jack hole 14 in aperture is provided on connecting ear plate 13（Fig. 5）, the pin shaft jack hole 14 is special at the ellipse of vertical direction
Circular hole or slotted hole.Brake arm articulated shaft 10 passes through connecting ear plate 13 and brake arm 12, and brake arm 12 is hinged on the pedestal 11,
Brake scotch 15 is respectively articulated in the middle part of the medial surface of two brake arms 12, two brake scotch 15 are mounted on brake arm top
Tripping spring control, brake drum 16 of filling the span of a man's arms can be implemented to brake to lifting equipment, when braking, the brake scotch 15 filled the span of a man's arms
Braking moment is generated to brake drum 16.The utility model can be measured in real time the braking moment.
As shown in fig. 7, the utility model includes 2 two parts of tension-compression sensor of substrate 1 and attaching on substrate 1.In base
The bottom of plate 1 is equipped with one section of lower convex edge 3, and the part composition substrate of leukorrhagia convex edge is fixedly connected with portion on substrate 1.It is being fixedly connected
The bottom surface in portion is provided with screw hole 8 straight up, screw from the screw hole 8 that the lower part of pedestal 11 penetrated and be threaded in substrate 1,
With substrate 1 is fixed on the pedestal 11.The hanging part in bottom on substrate 1 is hanging extension.In this way, substrate 1 is just formed
A kind of vertical cantilever state structure.Lateral via hole 4 is provided in the hanging extension of substrate 1.The effect of lateral via hole 4 is to wear to connect hub
The brake arm articulated shaft 10 of formula brake（Fig. 2）, with the vertical when hub type brake is braked, when brake arm is braked
The tension and compression active force that the hanging extension of substrate is pulled up or pushed is converted to by brake arm articulated shaft 10.
Tension-compression sensor 2 attach on substrate 1 between lateral via hole be fixedly connected on the hanging extension between portion,
To detect the generated stretcher strain in brake of substrate 1, it is converted to suffered tension and compression active force, the active force
With the product of the radius of brake drum, as the braking moment true value of hub type brake.
The inside for being fixedly connected with portion and being located at brake arm 12 of substrate 1（Fig. 1）, may be alternatively located at the outside of brake arm 12（Figure
4）As long as the center of the lateral via hole 4 on hanging extension is made to be overlapped or be aligned with the center of brake arm articulated shaft 10.
Five specific embodiments of the utility model are given below.
Embodiment 1
As shown in Figure 6, Figure 7, substrate 1 is hilt shape plate, and the part of leukorrhagia convex edge 3 is to be fixedly connected with portion, bottom on substrate 1
The hanging part in portion is hanging extension.The lateral via hole 4 of oblong is provided at the position on the lower side of hanging extension（It can also be
The pass of ellipse or strip）, brake arm articulated shaft 10 is connect to wear.Tension-compression sensor 2 is attached to hanging extension respectively
Substrate above and below along upper（Fig. 6）, position preferably close to hilt root is suffered in brake to detect substrate
Tension and compression active force.Tension-compression sensor 2 can also be attached to respectively on the substrate surface of hanging extension（Fig. 7）.
Embodiment 2
As shown in Fig. 8-Figure 11, the similar embodiment 1 of the shape of substrate 1, close to fixed on the hanging extension of substrate 1
Vertical through slot 5 up and down are provided on the plate body of interconnecting piece, upper and lower through slot 5 can be the one-side gaining in plate body, be also possible to
The double-sided symmetrical of plate body is slotted.Tension-compression sensor 2 is attached on the plate body at upper and lower through slot notch respectively in lower edge（Fig. 9）, with
Detect the tension and compression active force suffered in brake of substrate 1.Tension-compression sensor 2 can also be attached to through slot 5 up and down respectively
Groove bottom upper and lower side（Figure 10）.
Embodiment 3
As shown in Figure 12 and Figure 13, the similar embodiment 1 of the shape of substrate 1, close in the hanging extension of substrate are fixedly connected
Be provided on the plate body in portion rise as high as the banks 7 and under rise as high as the banks 9, above rise as high as the banks 7 and under rise as high as the banks it is about 9 opposite.Tension-compression sensor 2 is attached to respectively
On rise as high as the banks 7 groove bottom and under rise as high as the banks 9 groove bottom（Figure 12）, to detect the tension and compression suffered in brake of substrate 1
Active force.Tension-compression sensor 2 can also be attached to the substrate plate body at port of rising as high as the banks at port of above rising as high as the banks and under respectively
On, tension-compression sensor 2 and above rise as high as the banks and under rise as high as the banks on a vertical line（Figure 13）.
Embodiment 4
As shown in figure 14, the blind hole 6 perpendicular to plate face is provided in the middle part of the plate face of the hanging extension of substrate 1.Blind hole 6 is
In the single side aperture of plate body, it is also possible to the double-sided symmetrical aperture in plate body, the position for the blind hole for outputing two sides is opposite, depth
It is equal.It is provided on substrate plate body above blind hole 6 on opening up and rises as high as the banks 7, be provided on the substrate plate body below blind hole 6
Rise as high as the banks 9 under downward opening, above rise as high as the banks 7 and under rise as high as the banks 9 respectively using the vertical center line of blind hole 6 as bilateral symmetry center line, on
Rise as high as the banks 7 and under rise as high as the banks 9 with the horizontal center line of blind hole 6 be center line symmetrical above and below, above rise as high as the banks 7 under rise as high as the banks 9 width of rebate
It is the 1/3 ~ 2/3 of blind hole diameter.The plate body of 6 inner end of blind hole can be thus set to constitute the stress concentration region of substrate 1.Tension-compression sensor
2 are attached on the stress concentration region of substrate 1, to detect the substrate tension and compression active force suffered in brake.
Above embodiments are the dual sensor configuration mode that a torque sensor is arranged under each brake arm.
Embodiment 5
As shown in figure 15, the portion of being fixedly connected of leukorrhagia convex edge 3 is located at the middle part of substrate 1, and hanging extending part is in substrate 1
Both ends are provided with the lateral via hole of oblong or strip at the position on the lower side of each hanging extension, and each transverse direction via hole, which is worn, to be connect
One brake arm articulated shaft 10 forms the single-sensor configuration mode that two brake arms share a torque sensor.In the reality
It applies in example, the stress concentration region of substrate can be set according to either embodiment 1-4 formula, and can be according to corresponded manner and position
Tension-compression sensor is attached, so that a compound sensor is formed, to measure tension and compression active force suffered on two brake arms.
Referring to Fig. 1-Fig. 5, hub type brake braking moment true value detection method is as follows：
One, braking moment true value detection sensor of the invention is set, is used to connect on hub type brake pedestal 11
The connecting ear plate 13 of brake arm 12 is transformed, i.e., is changed as the pin shaft jack hole 14 on connecting ear plate 13 vertically by circle
Elliptical aperture, strip hole or the slotted hole in direction（Fig. 5）.
Two, braking moment true value detection sensor is mounted on the pedestal 11 of hub type brake, the hanging extension of substrate 1
The pin shaft jack hole 14 on lateral via hole 4 and connecting ear plate 13 in portion is opposite, and brake arm articulated shaft 10 passes through pin shaft jack hole
14, lateral via hole 4 and brake arm axis hole（Fig. 3）, brake arm 12 is hinged on the pedestal 11 of hub type brake（Fig. 1, Fig. 2）.
Three, hub type brake is installed on the brake drum 16 of lifting equipment, tension-compression sensor 2 is electrically connected with detection device
It connects, carries out equipment debugging.
Four, after lifting equipment and detection device can operate normally, starting lifting equipment operation, then press brake by
Button, the brake scotch 15 of hub type brake hold the brake drum 16 of lifting equipment tightly, generate corresponding braking moment, give lifting equipment
With braking.
Five, in braking process, brake arm 12 will drive the brake arm hinge of brake arm lower end because being acted on by braking moment
Spindle 10 generates micro-displacement, which includes lateral displacement and vertical displacement.Generated lateral displacement is by connection ear
Plate 13 is absorbed and is limited, due to the lateral via hole 4 on substrate 1 design and do not generate horizontal force to substrate, that is, make
The lateral displacement of swing arm articulated shaft 10 does not generate horizontal force to substrate 1.Generated vertical displacement is due on connecting ear plate
Vertical long hole design, and do not generate vertical active force to connecting ear plate, i.e., the vertical displacement of brake arm articulated shaft 10 is only
The lateral via hole 4 of substrate 1 is acted on, the tension and compression active force of vertical direction is only generated to substrate 1, the tension and compression active force is in substrate 1
Stress concentration region generate corresponding stretcher strain.
Six, the tension-compression sensor 2 being attached on substrate measures stretcher strain amount caused by substrate, and it is big to be converted into stress
Small detection data, the detection data are tension and compression active force suffered by brake arm 12 in hub type brake braking process,
Then correspond to the vertical brake force that brake scotch implements brake drum.
Seven, the tension and compression active force measured equivalent can be obtained into the brake force of hub type brake multiplied by the radius of brake drum
Square true value.
Claims (6)
1. a kind of hub type brake braking moment true value detection sensor, characterized in that including for being fixed on brake mount
On substrate and attachment tension-compression sensor on the substrate；The substrate be divided into the hanging hanging extension in bottom edge and
What is be fixedly connected with brake mount is fixedly connected with portion, is provided with lateral via hole, the cross on the hanging extension of substrate
It is used to wear the brake arm articulated shaft for connecing hub type brake to via hole, the vertical generated when brake arm is braked passes through system
Swing arm articulated shaft is converted to the tension and compression active force to substrate；The tension-compression sensor is attached on substrate between lateral via hole and consolidates
Determine on the hanging extension between interconnecting piece, to detect tension and compression active force suffered by substrate, hub type system is obtained by calculation
The braking moment true value of dynamic device.
2. hub type brake braking moment true value detection sensor according to claim 1, characterized in that the substrate is
Hilt shape plate, the tension-compression sensor is attached to respectively in the upper lower edge on the hanging extension of substrate, or is attached to respectively
In plate face on the hanging extension of substrate.
3. hub type brake braking moment true value detection sensor according to claim 1, characterized in that in the outstanding of substrate
Vertical through slot up and down is provided on plate body on empty extension, the tension-compression sensor is attached to respectively at upper and lower through slot notch
On substrate in lower edge, or it is attached to the upper and lower side of the groove bottom of upper and lower through slot respectively.
4. hub type brake braking moment true value detection sensor according to claim 1, characterized in that in the outstanding of substrate
Be provided on the plate body of empty extension rise as high as the banks and under rise as high as the banks, it is described on rise as high as the banks with it is described under rise as high as the banks opposite up and down, the tension and compression pass
Sensor be attached to respectively the groove bottom risen as high as the banks and under the groove bottom risen as high as the banks, or be attached at port of above rising as high as the banks respectively and
On the substrate plate body risen as high as the banks at port under.
5. hub type brake braking moment true value detection sensor according to claim 1, characterized in that in the outstanding of substrate
It is provided with the blind hole perpendicular to plate face in the middle part of the plate face of empty extension, is provided with and rises as high as the banks on the substrate above blind hole, under blind hole
It is provided with down and rises as high as the banks on the substrate of side, the tension-compression sensor is attached on the plate body of blind hole inner end.
6. hub type brake braking moment true value detection sensor according to claim 1, characterized in that the middle part of substrate
For the portion that is fixedly connected of leukorrhagia convex edge, hanging extending part is provided on each hanging extension in the both ends of substrate and wears the system of connecing
The lateral via hole of swing arm articulated shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820561517.1U CN208103623U (en) | 2018-04-19 | 2018-04-19 | Hub type brake braking moment true value detection sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820561517.1U CN208103623U (en) | 2018-04-19 | 2018-04-19 | Hub type brake braking moment true value detection sensor |
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| Publication Number | Publication Date |
|---|---|
| CN208103623U true CN208103623U (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820561517.1U Active CN208103623U (en) | 2018-04-19 | 2018-04-19 | Hub type brake braking moment true value detection sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373089A (en) * | 2018-04-19 | 2018-08-07 | 石家庄五龙制动器股份有限公司 | Hub type brake braking moment true value detection sensor and braking moment true value detection method |
-
2018
- 2018-04-19 CN CN201820561517.1U patent/CN208103623U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373089A (en) * | 2018-04-19 | 2018-08-07 | 石家庄五龙制动器股份有限公司 | Hub type brake braking moment true value detection sensor and braking moment true value detection method |
| CN108373089B (en) * | 2018-04-19 | 2024-03-12 | 石家庄五龙制动器股份有限公司 | Brake torque true value detection sensor and brake torque true value detection method for hub type brake |
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