CN111056396A - Manned lifting equipment buffer detection device - Google Patents
Manned lifting equipment buffer detection device Download PDFInfo
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- CN111056396A CN111056396A CN201911362983.2A CN201911362983A CN111056396A CN 111056396 A CN111056396 A CN 111056396A CN 201911362983 A CN201911362983 A CN 201911362983A CN 111056396 A CN111056396 A CN 111056396A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
- B66B5/0093—Testing of safety devices
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Abstract
The invention relates to the technical field of manned lifting equipment detection equipment, in particular to a manned lifting equipment buffer detection device, which comprises a frame body structure arranged on a manned lifting equipment buffer; the force applying mechanism is arranged at the first end of the frame body structure; the pressure measuring assembly is arranged on the end to be measured of the manned lifting equipment buffer; the speed measuring assembly is arranged on the frame body structure and used for detecting the speed of the output end of the force application mechanism; the distance measuring assembly is installed at the output end of the force application mechanism and used for detecting the travel distance generated by the output end of the force application mechanism when a preset force is applied to the manned lifting equipment buffer. The device has wide application range, the detection data can be used as the basis for detecting main parameters in the rules or the detection conclusion, the detection process meets the requirements of the rules, the workload of detection operators is greatly released, and the device is safe and reliable.
Description
Technical Field
The invention relates to the technical field of manned lifting equipment detection equipment, in particular to a buffer detection device of manned lifting equipment.
Background
In the prior art, shaft buffer detection of manned lifting equipment relates to two main technical specifications.
One is special equipment safety technical specification TSG T7001-2009 elevator supervision and inspection and periodic inspection rule-traction and forced drive elevator, wherein the items and category 3.15B items are as follows as the first item in the inspection content and requirement: the bottom limit positions of the travel of the car and the counterweight should be provided with buffers, and the forced driving elevator should also be provided with buffers at the upper limit positions of the travel; the energy storage type buffer can only be used for manned lifting equipment with rated speed not more than 1m/s, and the energy consumption type buffer can be used for manned lifting equipment with any rated speed. The detection method mainly comprises manual visual inspection and nameplate comparison.
The second is GB7588-2003 "elevator manufacturing and installation safety codes", where it is required that "the total possible travel of the buffer should be at least equal to twice the gravity brake stop distance corresponding to 115% of the rated speed, i.e. 0.135v2The stroke is not less than 65mm, and the design of the buffer can ensure that the static load is the sum of the mass of the elevator car and the rated load or 2.5-4 times of the counterweight of the elevator.
Based on the two main technical specifications, the items required to be used as detection technical indexes in practical application of the safety detection of the manned lifting equipment in the prior art include that a buffer is forcibly driven under the condition of simulating the load of a car of the manned lifting equipment, and necessary detection information of the speed, the stroke and the load is obtained, the detection of the manned lifting equipment in the prior art is completed by driving the car or the manned lifting equipment to be heavy in practice, it can be understood that in the detection process, the work is completed at the bottom of a hoistway of the manned lifting equipment, a large amount of manual matching detection operation is required, and the potential safety hazard exists for operators by utilizing the manned lifting equipment and the manned lifting equipment to perform detection operation on the heavy self. However, in the above two specifications, there is no mandatory requirement that the inspection work must use the manned elevator car or the manned elevator counterweight itself as the load; it will be appreciated that the above specifications give the insight that the specifications for triggering the people lifter damper under working load conditions can be met by obtaining technical parameters that meet the above two specifications, while ensuring that the damper can be driven forcibly. However, the prior art does not provide a device or apparatus capable of detecting the necessary information specified in the above specifications.
Disclosure of Invention
The present invention is directed to solving the above-mentioned problems by providing a device or apparatus capable of obtaining necessary information for detecting a buffer of a people mover without using the people mover or a counterweight as a detection load.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a people mover buffer detection apparatus, comprising:
the frame structure is arranged on the manned lifting equipment buffer, so that the end to be tested of the manned lifting equipment buffer is arranged in a hollow area formed by the frame structure;
the force application mechanism is arranged at the first end of the frame body structure and is provided with an output end which can apply a preset force to the manned lifting equipment buffer;
the end to be tested of the manned lifting equipment buffer is triggered to work by the preset force; and when the preset force continuously acts on the end to be tested of the manned lifting equipment buffer, the end to be tested of the manned lifting equipment buffer can continuously output a disconnection signal;
when the end to be tested of the manned lifting equipment buffer is not triggered to work by the force application mechanism, the end to be tested of the manned lifting equipment buffer can continuously output a connection signal;
the pressure measuring assembly is arranged on the end to be measured of the manned lifting equipment buffer and is used for detecting the actual value of the preset force applied by the force application mechanism;
the speed measuring assembly is arranged on the frame body structure; and is used for detecting the speed of the output end of the force application mechanism;
and the distance measuring assembly is arranged at the output end of the force application mechanism and is used for detecting the travel distance generated by the output end of the force application mechanism when the output end of the force application mechanism applies a preset force to the manned lifting equipment buffer.
Specifically, the shelf body structure includes:
the main connecting disc is fixed in the circumferential direction of the manned lifting equipment buffer supporting seat;
a second land mounted on an outer circumference of the main land;
a first splice tray disposed above the people mover buffer;
a plurality of connecting rods located between the second connecting disc and the first connecting disc and arranged around a circumference of the people mover bumper;
and two ends of any one connecting rod are respectively in threaded connection with the second connecting disc and the first connecting disc.
Specifically, the center of the first connecting disc is provided with a through hole;
the second connection pad, the first connection pad, the through hole and the manned lifting equipment buffer have the same axis in the vertical direction.
Specifically, the method further comprises the following steps:
a third land installed at an upper end of the first land;
when the third connecting disc is arranged on the upper surface of the first connecting disc, the third connecting disc is arranged on the upper surface of the first connecting disc
The hollow area is formed between the third connecting disc and the first connecting disc;
the center of the third connecting disc is provided with the circular table hole.
Specifically, the force application mechanism includes:
the output end of the cylinder faces the circular table hole, and the output end of the cylinder is a cylinder rod;
the cylinder is uniformly provided with a plurality of connecting wing plates in the circumferential direction, and the lower end surfaces of the connecting wing plates can be in contact with the upper surface of the third connecting disc, so that the second end part of the cylinder is embedded in the circular truncated cone hole;
the third connecting disc is also uniformly provided with a plurality of wing plate connecting structures, and the wing plate connecting structures and the connecting wing plates are arranged in a one-to-one correspondence manner;
wherein any one set of the connection wing plates can be correspondingly clamped in the connection structure of the wing plates;
and wing plate fasteners are arranged in a one-to-one correspondence manner, and the wing plate connecting structures are fixedly connected with the transverse direction of the connecting wing plates through a set of wing plate fasteners so as to limit the movement of the cylinder in the vertical direction.
Wherein, the range finding subassembly includes:
the first end of the laser range finder is a measuring end;
the distance measurement target center is fixed on the lower surface of the first connecting disc;
the range finder connecting part is fixedly connected to one side of the air cylinder rod, the laser range finder is detachably mounted on the range finder connecting part, and the measuring end of the laser range finder faces the ranging target.
Specifically, the speed measuring component includes:
the speed measuring instrument is arranged on at least one group of connecting rods;
the second end of the air cylinder rod is fixedly provided with a touch part, and the touch part is used for triggering the end to be tested of the manned lifting equipment buffer to enter the working state;
the detection end of the velocimeter is a velocimeter.
Specifically, the load cell assembly includes:
and the pressure sensor is arranged at the end to be detected of the manned lifting equipment buffer.
Specifically, the method further comprises the following steps:
a drive air source to supply air to the cylinder;
wherein the driving gas source is a gas cylinder;
wherein, the medium in the gas cylinder is one of compressed air or oxygen;
wherein a gas reducing valve is arranged at the outlet of the compressed gas cylinder;
and the first end of the reversing valve is connected with the air source interface pipeline of the air cylinder, and the second end of the reversing valve is connected with the air bottle pipeline.
A pressure regulating valve disposed on a line connecting the gas pressure reducing valve and the gas cylinder;
the first end of the reversing valve comprises an air inlet pipeline and an air return pipeline, and the air inlet pipeline and the air return pipeline are both provided with a pressure gauge and a safety valve.
Specifically, the method further comprises the following steps:
the data processing unit is respectively connected with the pressure measuring assembly, the speed measuring assembly and the distance measuring assembly in a data transmission manner;
the data processing unit can receive the switch-on signal or the switch-off signal based on the on-off of the manned lifting equipment power distribution cabinet and the manned lifting equipment buffer, and records the actual numerical value of the preset force, the speed of the output end of the force application mechanism and the travel distance generated by the output end of the force application mechanism when the switch-off signal is continuously output.
The invention has the following beneficial effects:
firstly, the frame body structure can be stably arranged on the buffer of the manned lifting equipment, does not occupy space and can be conveniently installed;
secondly, the disconnection signal and the connection signal are received by the data processing unit based on the wiring of the power distribution cabinet of the manned lifting equipment, so that the data recorded by the data processing unit is ensured to be obtained under the disconnection signal, and the automatic detection capability of the device is obviously improved;
and thirdly, the force application mechanism, the pressure measurement component, the speed measurement component and the distance measurement component are used for measuring main parameters of the buffer of the manned lifting equipment under the condition of meeting two rules, so that a manual part is replaced, and the operation risk of detection personnel is greatly reduced.
Fourthly, the driving gas source is applicable to the gas cylinder, the application range is wide, and the safety of gas supply is ensured by arranging a pressure regulating valve, a pressure gauge and a safety valve.
Based on the foregoing, the technical scheme has a wide application range, the detection data can be used as a basis for detecting main parameters in the procedure and can be used as a numerical value for detecting a conclusion, the detection process meets the requirements of the procedure, the workload of detection operators is greatly released, and the method is safe and reliable.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the apparatus;
FIG. 2 is a schematic view of a frame structure;
FIG. 3 is a schematic diagram of the arrangement of the pressure measuring assembly, the speed measuring assembly 40 and the distance measuring assembly;
FIG. 4 is a schematic diagram showing the connection of the driving source, the safety valve and the pressure regulating valve;
FIG. 5 is a schematic view of the installation of the wing connection structure;
FIG. 6 shows one embodiment of the mounting of the main land and the first land.
The reference numerals in the figures denote:
the device comprises a frame body structure 10, a manned lifting equipment buffer 100, a force application mechanism 20, a disconnection signal B, a preset force F, a connection signal A, a pressure measuring component 30, a speed measuring component 40, a distance measuring component 50, a stroke distance D, a main connecting disc 11, a first connecting disc 110, a second connecting disc 120, a connecting rod 140, a through hole 111, a third connecting disc 130, a circular truncated cone hole 150, an air cylinder 210, an air cylinder rod 21, a connecting wing plate 220, a wing plate connecting structure 230, a wing plate fastening member 250, a laser distance measuring instrument 510, a distance measuring target 520, a speed measuring instrument 410, a pressure sensor 310, a driving air source 260, an air pressure reducing valve 261, a reversing valve 262, a pressure regulating valve 263, a pressure gauge 264, a safety valve 265.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. In the description, the left side is taken as a first end, the right side is taken as a second end, the first end is taken above, and the second end is taken below in the arrangement of the current view.
In a particular embodiment, in the case of a civil elevator for passenger lifting equipment, with reference to fig. 1, which is arranged in a transverse direction as a current view, a passenger lifting equipment buffer detection device comprises: a rack structure 10, the rack structure 10 being mounted on the manned lifting device buffer 100 such that the end to be tested of the manned lifting device buffer 100 is disposed in a hollow region formed by the rack structure 10; the purpose of this is to save space in the hoistway of the manned lift device as much as possible, facilitate connection and configuration of distribution lines, and the frame structure 10 can be used to mount the force applying mechanism 20.
The force applying mechanism 20 is installed at a first end of the frame structure 10, and the force applying mechanism 20 has an output end capable of applying a preset force F to the people mover buffer 100; the preset force F is equivalent to the load of a simulated manned lifting equipment car or a manned lifting equipment counterweight, and it can be understood that the buffer of the manned lifting equipment to be detected by the device can be the buffer of the manned lifting equipment car or the buffer of the manned lifting equipment counterweight, and the type of the buffer and the specification of the manned lifting equipment determine the setting of the preset force F. Therefore, the device has wider application range and more flexible configuration during detection.
The end to be tested of the manned lifting equipment buffer 100 is triggered to work by a preset force; the manned lifting equipment buffer 100 takes the top thereof as a to-be-measured end, and can be understood as a compressed elastic component; when the preset force continuously acts on the end to be tested of the manned lifting equipment buffer 100, the end to be tested of the manned lifting equipment buffer 100 can continuously output a disconnection signal B; it should be understood that the part is the function of the people lift buffer 100 itself, the disconnection signal B can be connected to a control cabinet of the people lift system or to an alarm unit for monitoring, and in the detection process of the present application, the preset force F triggers the end to be detected of the people lift buffer 100 to make the people lift buffer 100 enter the working state, and the detection in the working state is a condition that must be reached, and the acquisition of various detection parameters is also based on the detection when the people lift buffer 100 enters the working state. In addition, the end to be measured of people lift buffer 100 can continuously output a switch-on signal a when the end to be measured is not triggered to work by force application mechanism 20.
The pressure measuring assembly 30 is installed on the end to be measured of the manned lifting equipment buffer 100, and the pressure measuring assembly 30 is used for detecting the actual value of the preset force F applied by the force application mechanism 20; the speed measuring assembly 40 is installed on the frame structure 10; the speed measurement component 40 is used for detecting the speed V of the output end of the force application mechanism 20; the distance measuring assembly 50 is installed at the output end of the force applying mechanism 20, and the distance measuring assembly 50 is used for detecting a stroke distance D generated by the output end of the force applying mechanism 20 when the output end of the force applying mechanism 20 applies a preset force F to the people mover buffer 100. It can be understood that the obtaining of the predetermined force F, the speed V and the stroke distance D is performed after the people lift buffer 100 enters the working state, and after obtaining the above parameters, it is equivalent to that the detector has obtained all necessary technical parameters for the people lift buffer 100 to be detected, and when obtaining all necessary technical parameters, the detector only needs to perform a pre-installation on the device, and the whole detection process does not drive the people lift car or the people lift counterweight itself.
Referring to fig. 2 and 6, the frame structure 10 includes: a main connection plate 11 fixed to the circumferential direction of the support base of the man-lift buffer 100; a second land 120 mounted on the outer circumference of the main land 11; in particular by means of a bolt-on connection. A first interface tray 110 arranged above the people mover buffer 100; a plurality of connection bars 140 located between the second connection plate 12 and the first connection plate 110 and arranged around the circumference of the man-lift buffer 100; wherein, both ends of any one of the connection rods 140 are respectively screwed with the second connection disc 120 and the first connection disc 110. In one embodiment, there are 4 connecting rods 140.
Referring to fig. 2, the first connection pad 110 has a through hole 111 at the center; the second land 120, the first land 110, the through hole 111, and the people mover buffer 100 have the same axis in the vertical direction. The purpose of the design is to firstly facilitate the processing and manufacturing of the device, facilitate the field installation of detection personnel and reduce the error in detection.
Please refer to fig. 2, which further includes: a third land 130 mounted on an upper end of the first land 110; when the third land 130 is mounted on the upper surface of the first land 110, a hollow region is formed between the third land 13 and the first land 11; the third connecting disk 130 has a circular truncated cone hole 150, and the center of the third connecting disk 130 is provided with the circular truncated cone hole 150. The urging mechanism 20 includes: the output end of the cylinder 210 faces the circular platform hole 140, and the output end of the cylinder 210 is a cylinder rod 21; this device uses cylinder 210 as the application of force source of simulation manned jacking equipment car load or manned jacking equipment to heavy load, needs to install the cylinder stably.
Referring to fig. 2 and 5, the plurality of connection wing plates 220 are uniformly arranged in the circumferential direction of the cylinder 210, and the lower end surfaces of the connection wing plates 220 can contact the upper surface of the third connecting plate 130, so that the second end portion of the cylinder 210 is embedded in the circular truncated cone hole 150; a plurality of wing plate connecting structures 230 are uniformly distributed on the third connecting disc 130, and the wing plate connecting structures 230 and the connecting wing plates 220 are arranged in a one-to-one correspondence manner; wherein, any one set of connection wings 220 can be correspondingly clamped in a set of wing connection structures 230; the wing fasteners 250, the wing connection structures 230 disposed in one-to-one correspondence with the connection wings 220, are fixedly connected in the transverse direction by disposing a set of wing fasteners 250 to restrict the movement of the cylinder 210 in the vertical direction. The wing plate connecting structure 230 is equivalent to a slot, the connecting wing plate 220 can be placed in the slot and locked by the transversely arranged wing plate fastener 250, and the purpose is that the air cylinder 210 needs to apply downward force, but in the conventional installation mode, the air cylinder 210 is loosened after being installed due to the force application of the air cylinder 210, so that the situation that the air cylinder 210 is loosened due to the fact that the wing plate fastener 250, the wing plate connecting structure 230 and the connecting wing plate 220 are transversely arranged is avoided.
Referring to fig. 3, the distance measuring assembly 50 includes: a laser range finder 510, a first end of which is a measuring end; a ranging target 520 fixed to a lower surface of the first connection plate 110; and a distance meter connection part fixedly connected to one side of the cylinder rod 21, the laser distance meter 510 being detachably mounted on the distance meter connection part, and a measuring end of the laser distance meter 510 facing the distance measuring target 520.
Referring to fig. 3, the velocity measurement module 40 includes: a velocimeter 410, at least one group of connecting rods 140 is provided with one velocimeter 410; wherein, a touch-press part 211 is fixed at the second end of the cylinder rod 21, and the touch-press part 211 is used for triggering the end to be tested of the manned lifting equipment buffer 100 to enter a working state; wherein, the detection end of the velocimeter 410 is a velocimeter.
Referring to fig. 3, the load cell assembly 30 includes: a pressure sensor 310 mounted at the end to be measured of the people mover buffer 100.
Please refer to fig. 4, which further includes: a driving air source 260 for supplying air to the air cylinder 210; wherein, the driving gas source 260 is a gas cylinder; wherein, the medium in the gas cylinder is one of compressed air or oxygen; wherein, the outlet of the compressed gas cylinder is provided with a gas pressure reducing valve 261; a first end of the reversing valve 262 is connected with the gas source interface pipeline of the cylinder 210, and a second end of the reversing valve is connected with the gas cylinder pipeline; a pressure regulating valve 263 disposed on a line connecting the gas pressure reducing valve 261 and the gas cylinder; the first end of the reversing valve 262 includes an air inlet line and an air return line, both of which are provided with a pressure gauge 264 and a safety valve 265.
Please refer to fig. 1 and 4, which further include: the data processing unit 50 is connected with the pressure measuring assembly 30, the speed measuring assembly 40 and the distance measuring assembly 50 in a data transmission mode respectively; the data processing unit 50 may receive the on signal a or the off signal B based on the on/off of the people mover power distribution cabinet and the people mover buffer 100, and record the actual value of the preset force F, the speed V of the output end of the force applying mechanism 20, and the stroke distance D generated by the output end of the force applying mechanism 20 when the off signal B is continuously output.
In addition, to account for wiring issues, a wire winder or spool may also be secured to the first land to route terminals for the velocimeter 410, laser rangefinder 510.
In a more specific embodiment, taking energy-consuming buffering as an example, specific indexes are shown in table 1;
table 1 example of detection value of energy-consuming type buffer using the device
| Working index | Unit (International general unit) | Actual index value |
| Pressure of gas cylinder | MPa | 2.5 |
| Operating pressure | MPa | 1.5 |
| Tripping pressure of safety valve | MPa | 1.65 |
| Velocity V | m/s | 1.75 |
| Distance of travel D | mm | 413 |
It should be understood that the values in table 1 are rounded.
In another more specific embodiment, taking an energy storage type buffer as an example, the specific indexes are shown in table 2;
table 2 example of detection values of energy storage type buffer using the device
It should be understood that the values in table 2 are rounded.
In summary, the technical scheme has the following advantages:
firstly, the frame structure 10 can be stably arranged on the manned lifting equipment buffer 100, does not occupy space, and can be conveniently installed;
secondly, the disconnection signal B and the connection signal A are received by the data processing unit 50 based on the wiring of the power distribution cabinet of the manned lifting equipment, so that the data recorded by the data processing unit 50 is ensured to be obtained under the disconnection signal B, and the automatic detection capability of the device is obviously improved;
thirdly, the force application mechanism 20, the pressure measurement component 30, the speed measurement component 40 and the distance measurement component 50 complete the measurement of the main parameters of the manned lifting equipment buffer 100 under the condition of meeting two regulations, thereby replacing the manual part and greatly reducing the operation risk of detection personnel.
Fourthly, the driving gas source 260 is applicable to a gas cylinder, the application range is wide, and the safety of gas supply is ensured by arranging a pressure regulating valve 263, a pressure gauge 264 and a safety valve 265.
Based on the foregoing, the technical scheme has a wide application range, the detection data can be used as a basis for detecting main parameters in the procedure and can be used as a numerical value for detecting a conclusion, the detection process meets the requirements of the procedure, the workload of detection operators is greatly released, and the method is safe and reliable.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A manned lifting equipment buffer detection device, comprising:
a shelf structure (10) mounted on a manned lift equipment buffer (100) such that the end to be tested of the manned lift equipment buffer (100) is disposed within a hollow region formed by the shelf structure (10);
a force application mechanism (20) mounted at a first end of said frame structure (10), said force application mechanism (20) having an output end capable of applying a predetermined force (F) to said manned lift equipment buffer (100);
the end to be tested of the manned lifting equipment buffer (100) is triggered to work by the preset force; and when the preset force continuously acts on the end to be tested of the manned lifting equipment buffer (100), the end to be tested of the manned lifting equipment buffer (100) can continuously output a disconnection signal (B);
wherein, when the end to be measured of the manned lifting equipment buffer (100) is not triggered to work by the force application mechanism (20), the end to be measured can continuously output a connection signal (A);
a load cell assembly (30) mounted on the end to be tested of the people mover buffer (100) and adapted to detect the actual value of the preset force (F) applied by the force application mechanism (20);
a speed measuring assembly (40) mounted on the frame structure (10); and to detect the speed (V) of the output of said forcing mechanism (20);
a distance measuring assembly (50) mounted at the output of the force application mechanism (20) and configured to detect a travel distance (D) produced by the output of the force application mechanism (20) when a predetermined force (F) is applied by the output of the force application mechanism (20) to the people mover buffer (100).
2. People lifting device buffer detection apparatus as claimed in claim 1, characterized in that the frame structure (10) comprises:
a main connecting disc (11) fixed in the circumferential direction of the support base of the manned lifting equipment buffer (100);
a second land (120) mounted on the outer periphery of the main land (11);
a first splice tray (110) disposed above the people lift buffer (100);
a plurality of connecting rods (140) located between the second connecting disc (12) and the first connecting disc (110) and arranged around the circumference of the people mover bumper (100);
wherein both ends of any one of the connecting rods (140) are respectively in threaded connection with the second connecting disc (120) and the first connecting disc (110).
3. The people mover buffer detecting device as claimed in claim 2, wherein the first connection pad (110) has a through hole (111) at its center;
the second land (120), the first land (110), the through hole (111), and the man-lift buffer (100) have the same axis in a vertical direction.
4. The people mover buffer detection device as claimed in claim 3, further comprising:
a third land (130) mounted on an upper end of the first land (110);
when the third connecting disc (130) is installed on the upper surface of the first connecting disc (110), the hollow area is formed between the third connecting disc (13) and the first connecting disc (11);
the third connecting disc (130) is provided with a circular table hole (150), and the center of the third connecting disc (130) is provided with the circular table hole (150).
5. The people mover buffer detection device as claimed in claim 4, characterized in that the force application mechanism (20) comprises:
the output end of the air cylinder (210) faces the circular platform hole (140), and the output end of the air cylinder (210) is an air cylinder rod (21);
a plurality of connection wing plates (220), wherein the plurality of connection wing plates (220) are uniformly arranged on the circumference of the cylinder (210), and the lower end surfaces of the connection wing plates (220) can be in contact with the upper surface of the third connection plate (130), so that the second end part of the cylinder (210) is embedded in the circular table hole (150);
a plurality of wing plate connecting structures (230) are uniformly distributed on the third connecting disc (130), and the wing plate connecting structures (230) and the connecting wing plates (220) are arranged in a one-to-one correspondence manner;
wherein any one set of said connection wings (220) can be correspondingly snapped into a set of said wing connection structures (230);
and wing plate fasteners (250) are arranged in a one-to-one correspondence manner, and the wing plate connecting structures (230) are fixedly connected with the transverse direction of the connecting wing plates (220) through arranging a group of wing plate fasteners (250) so as to limit the movement of the air cylinder (210) along the vertical direction.
6. People lift buffer detection device according to claim 5, characterized in that the distance measuring assembly (50) comprises:
a laser range finder (510) having a first end as a measurement end;
a ranging target (520) fixed to a lower surface of the first connection plate (110);
the range finder connecting part is fixedly connected to one side of the cylinder rod (21), the laser range finder (510) is detachably mounted on the range finder connecting part, and the measuring end of the laser range finder (510) faces the ranging target (520).
7. The people mover buffer detection device as claimed in claim 6, wherein the speed measuring assembly (40) comprises:
the speed measuring instrument (410) is arranged on at least one group of connecting rods (140);
a touch and press part (211) is fixed at the second end of the air cylinder rod (21), and the touch and press part (211) is used for triggering the end to be tested of the manned lifting equipment buffer (100) to enter the working state;
the detection end of the velocimeter (410) is a velocimeter.
8. The people mover buffer detection device as claimed in claim 7, characterized in that the load cell assembly (30) comprises:
a pressure sensor (310) mounted at a to-be-measured end of the people mover buffer (100).
9. The people mover buffer detecting device as set forth in claim 5, further comprising:
a driving gas source (260) to supply gas to the cylinder (210);
wherein the driving gas source (260) is a gas cylinder;
wherein, the medium in the gas cylinder is one of compressed air or oxygen;
wherein a gas reducing valve (261) is arranged at the outlet of the compressed gas cylinder;
a first end of the reversing valve (262) is connected with a gas source interface pipeline of the cylinder (210), and a second end of the reversing valve is connected with the gas cylinder pipeline;
a pressure regulating valve (263) disposed on a line connecting the gas pressure reducing valve (261) and the gas cylinder;
the first end of the reversing valve (262) comprises an air inlet pipeline and an air return pipeline, and a pressure gauge (264) and a safety valve (265) are arranged on the air inlet pipeline and the air return pipeline.
10. The people mover buffer detection device as claimed in any of claims 1-9, further comprising:
the data processing unit (50), the data processing unit (50) is respectively connected with the pressure measuring assembly (30), the speed measuring assembly (40) and the distance measuring assembly (50) in a data transmission manner;
the data processing unit (50) can receive the switch-on signal (A) or the switch-off signal (B) based on the on-off of the manned lifting equipment power distribution cabinet and the manned lifting equipment buffer (100), and records the actual numerical value of the preset force (F), the speed (V) of the output end of the force application mechanism (20) and the stroke distance (D) generated by the output end of the force application mechanism (20) when the switch-off signal (B) is continuously output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911362983.2A CN111056396A (en) | 2019-12-26 | 2019-12-26 | Manned lifting equipment buffer detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911362983.2A CN111056396A (en) | 2019-12-26 | 2019-12-26 | Manned lifting equipment buffer detection device |
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| CN111056396A true CN111056396A (en) | 2020-04-24 |
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| CN201911362983.2A Pending CN111056396A (en) | 2019-12-26 | 2019-12-26 | Manned lifting equipment buffer detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113860107A (en) * | 2021-10-20 | 2021-12-31 | 任玉珍 | Elevator buffer detecting system based on Internet of things |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113860107A (en) * | 2021-10-20 | 2021-12-31 | 任玉珍 | Elevator buffer detecting system based on Internet of things |
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