CN114858390A - Elevator buffer test device - Google Patents
Elevator buffer test device Download PDFInfo
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- CN114858390A CN114858390A CN202110077225.7A CN202110077225A CN114858390A CN 114858390 A CN114858390 A CN 114858390A CN 202110077225 A CN202110077225 A CN 202110077225A CN 114858390 A CN114858390 A CN 114858390A
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- cable
- bottom plate
- fixed
- roller
- counterweight
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention provides an elevator buffer test device, belongs to the technical field of detection equipment, and is used for solving the problem that the existing elevator buffer test device is low in detection efficiency. The device comprises a fixing assembly, wherein the fixing assembly comprises a bottom plate, a fixing seat is fixed on the front side of the upper end of the bottom plate, a supporting frame is arranged on the bottom plate, a cross rod is arranged between the supporting frames, a fixed pulley is arranged on the cross rod, a cable winding roller is arranged on the bottom plate, a cable is wound on the cable winding roller, one end of the cable is fixed on the cable winding roller, an impact assembly is arranged at the other end of the cable, the impact assembly is arranged on the supporting frame in a sliding mode, an extending seat is arranged on the bottom plate, a sliding seat is arranged on the extending seat, an industrial camera is arranged on the sliding seat, a counterweight assembly is arranged on the bottom plate, and the counterweight assembly is positioned behind the impact assembly; the invention can quickly add the balancing weight according to the test requirement, saves the time consumed by loading the balancing weight, has high working efficiency, analyzes the impact process and researches the performance of the buffer by impacting the buffer at different heights, and is visual and reliable.
Description
Technical Field
The invention belongs to the technical field of detection equipment, and relates to an elevator buffer test device.
Background
An elevator buffer is an elevator safety device that provides a final type of safety protection and is installed in the hoistway pit of an elevator directly below the car and counterweight. When the elevator exceeds the bottom layer or the top layer of a terminal landing due to the breakage of a steel wire rope, insufficient traction friction force and brake braking force or the failure of a control system in motion, the buffer plays a buffering role so as to prevent an elevator car or a counterweight from directly colliding with the bottom or impacting the top and protect the safety of passengers and equipment;
before the elevator buffer is used, the performance of the elevator buffer needs to be tested to ensure the safety of the elevator buffer, so that a test device capable of testing the impact resistance of the elevator buffer under different load conditions needs to be designed; the existing test device consumes excessive time in the process of loading the balance weight, and the detection efficiency is influenced;
therefore, the elevator buffer test device capable of rapidly loading the counterweight is designed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an elevator buffer test device, which aims to solve the technical problems that: how to shorten single elevator buffer test time, improve detection efficiency.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides an elevator buffer test device, including fixed subassembly, fixed subassembly includes the bottom plate, the upper end front side of bottom plate is fixed with the fixing base, the upper end of bottom plate is fixed with the support frame of two symmetries, be fixed with the horizontal pole between two support frames, it is provided with the fixed pulley to rotate on the horizontal pole, the upper end rear side of bottom plate is provided with the receipts cable roller, it has the hawser to coil on the receipts cable roller, the one end of hawser is fixed on receiving the cable roller, the other end of hawser is connected with strikes the subassembly, the hawser passes the fixed pulley, strike the both ends of subassembly and slide respectively and set up on two support frames, the bottom plate front end is fixed with the seat that stretches out of two symmetries, it is provided with the sliding seat to stretch out to slide on the seat, be provided with the industry camera on the sliding seat, be provided with the counter weight subassembly on the bottom plate, the counter weight subassembly is located the rear of striking the subassembly.
The working principle of the invention is as follows: the user fixes the device on the ground, connects the cable-collecting roller with a power source, connects the industrial camera with an external power supply and a data processing terminal, adjusts the distance between the sliding seat and the fixed seat, debugs the shooting position and angle of the engineering camera, fixes the buffer to be tested on the fixed seat, rotates the cable-collecting roller to adjust the height of the impact component, and the user can adjust the height of the impact component according to the test plan, the counterweight component loads the counterweight into the impact component, the user rotates the cable-retracting roller again to lift the impact component to the target height, after the test preparation is completed, the user disconnects the impact assembly from the cable, the impact assembly performs free-fall movement and is hit on the test buffer, the industrial camera shoots the whole impact process, and image data are transmitted to an external data processing terminal, and a user performs a plurality of tests by replacing different weights and researches the performance of the buffer by analyzing data.
The impact assembly comprises a load box, limiting sliders are fixed on two sides of the load box, the two limiting sliders are arranged on the support frames corresponding to the positions in a sliding mode respectively, an electromagnetic chuck is fixed at the upper end of the load box, a connecting block is detachably fixed at the upper end of the electromagnetic chuck, and the connecting block is fixedly connected to the end portion of the mooring rope.
By adopting the structure, after test preparation is completed, a user turns off the power supply of the electromagnetic chuck in an electric control mode, the electromagnetic chuck loses magnetism and is separated from the connecting block, the load box freely falls on the sliding track of the limiting sliding block, the lower end of the load box is impacted with the buffer, and the user performs multiple tests by adjusting the weight of the balance weight in the load box.
The counter weight subassembly includes the weight box, the weight box slides and sets up the upper end at the bottom plate, the inside both sides of weight box are rotated and are provided with electronic feed roll, electronic feed roll includes drive roll and a plurality of driven voller, the inside lower extreme of weight box is equipped with the drive motor, the output shaft that drives the motor is connected with the drive roll transmission that corresponds the position respectively, be equipped with the locating pin between drive roll and driven voller and the driven voller, the inboard of weight box is rotated and is provided with a plurality of groups's backing roll, the highly the same of every group's backing roll, a plurality of balancing weight has been placed on the backing roll, the both ends of balancing weight are contradicted on the driven voller that corresponds the position.
By adopting the structure, when the counter weight needs to be added, a user selects the corresponding driven roller according to the required counter weight number, extracts the positioning pin on the driven roller corresponding to the redundant counter weight block, starts the driving motor, starts the driving roller to rotate, drives the driven roller connected with the positioning pin to rotate, moves the corresponding counter weight block from the inside of the counter weight box to the inside of the load box, and finishes loading.
The upper end rear side of bottom plate is fixed with the receipts cable motor, receives the cable motor and is located the side of receiving the cable roller, the output shaft of receiving the cable motor and the one end fixed connection who receives the cable roller, the other end of receiving the cable roller rotates and sets up in the upper end of bottom plate, has seted up the spiral helicine groove of accomodating on receiving the cable roller, and the internal diameter size of accomodating the groove equals with the external diameter size of hawser.
Structure more than adopting, receive the rotation power that the cable motor provided the receipts cable roller, receive the cable roller and rotate when accomodating the hawser, the hawser is accomodate and is accomodating inslot portion, prevents to convolute in-process cable rope emergence and slides and lead to convoluteing inseparable.
The bottom plate and the support frame are made of carbon structural steel, the cross rod is made of Q345B steel, the bottom plate of the load box is made of No. four and five steel, the surface of the support roller is processed by an electroplating process, and the outer layer of the electric feed roller is made of rubber materials.
Structure more than adopting, carbon element structural steel intensity is higher, by the wide application in bearing structure, can guarantee the support intensity of bottom plate and support frame, Q345B steel possess higher bending strength, guarantee the bending resistance of horizontal pole, No. four steel impact resistance is strong, backing roll surface abrasion resistance after the electroplating is showing and is increasing, makes things convenient for the removal repeatedly of balancing weight, ensures the life of this device, and the coefficient of friction of rubber material is high, makes things convenient for effective pay-off of electronic feed roll.
Compared with the prior art, this elevator buffer test device has following advantage:
1. through impact assembly and counter weight subassembly cooperation, add the balancing weight fast according to experimental requirement, save the counter weight and load the consumed time, work efficiency is high.
2. Through fixed subassembly, impact subassembly and the cooperation of industry camera, through impact the buffer from different heights, the analysis strikes the process and studies buffer performance, and is directly perceived reliable.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic elevation view of the present invention;
FIG. 4 is a perspective view of a portion of the assembly of the present invention;
in the figure: 1-fixed component, 101-bottom plate, 102-support frame, 103-fixed seat, 104-extending seat, 105-bolt group, 106-sliding seat, 107-cross bar, 108-fixed pulley, 109-cable, 2-impact component, 201-connecting block, 202-electromagnetic chuck, 203-limit sliding block, 204-load box, 3-counterweight component, 301-weight box, 302-electric feed roller, 303-supporting roller, 304-counterweight block, 4-cable-retracting roller, 5-cable-retracting motor and 6-industrial camera.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-4, the embodiment provides an elevator buffer testing apparatus, which includes a fixing assembly 1, the fixing assembly 1 includes a bottom plate 101, a fixing base 103 is fixed on a front side of an upper end of the bottom plate 101, two symmetrical supporting frames 102 are fixed on an upper end of the bottom plate 101, a cross bar 107 is fixed between the two supporting frames 102, a fixed pulley 108 is rotatably disposed on the cross bar 107, a cable take-up roller 4 is disposed on a rear side of the upper end of the bottom plate 101, a cable 109 is wound on the cable take-up roller 4, one end of the cable 109 is fixed on the cable take-up roller 4, the other end of the cable 109 is connected with an impact assembly 2, the cable 109 passes through the fixed pulley 108, two ends of the impact assembly 2 are respectively slidably disposed on the two supporting frames 102, two symmetrical extending seats 104 are fixed on the front end of the bottom plate 101, a sliding seat 106 is slidably disposed on the extending seat 104, a bolt group 105 is disposed between two ends of the sliding seat 106 and the extending seat 104 at a corresponding position, the sliding seat 106 is provided with an industrial camera 6, the bottom plate 101 is provided with a counterweight component 3, and the counterweight component 3 is positioned behind the impact component 2;
the user fixes the device on the ground, connects the cable-retracting roller 4 with a power source, connects the industrial camera 6 with an external power source and a data processing terminal, adjusts the distance between the sliding seat 106 and the fixed seat 103, debugs the shooting position and angle of the engineering camera 6, fixes the buffer to be tested on the fixed seat 103, rotates the cable-retracting roller 4 to adjust the height of the impact component 2, loads a balance weight into the impact component 2 through the balance weight component 3 according to a test plan, rotates the cable-retracting roller 4 again to lift the impact component 2 to a target height, after test preparation is completed, the user disconnects the impact component 2 from the cable 109, the impact component 2 freely falls on the test buffer, shoots the whole impact process by the industrial camera 6, transmits image data to the external data processing terminal, and performs a plurality of tests by replacing different balance weights, and the buffer performance was studied by analyzing the data.
The impact assembly 2 comprises a load box 204, two limiting slide blocks 203 are fixed on two sides of the load box 204, the two limiting slide blocks 203 are respectively arranged on the support frames 102 at corresponding positions in a sliding manner, an electromagnetic chuck 202 is fixed at the upper end of the load box 204, a connecting block 201 is detachably fixed at the upper end of the electromagnetic chuck 202, and the connecting block 201 is fixedly connected with the end part of the cable 109;
after the test preparation is completed, the user turns off the power supply of the electromagnetic chuck 202 in an electric control mode, the electromagnetic chuck 202 loses magnetism and is separated from the connecting block 201, the load box 204 falls freely on the sliding track of the limiting sliding block 203, the lower end of the load box 204 impacts the buffer, and the user performs multiple tests by adjusting the weight of the balance weight in the load box 204.
The counterweight component 3 comprises a counterweight box 301, the counterweight box 301 is arranged at the upper end of the bottom plate 101 in a sliding manner, electric feed rollers 302 are rotatably arranged on two sides of the interior of the counterweight box 301, each electric feed roller 302 comprises a driving roller and a plurality of driven rollers, a driving motor is arranged at the lower end of the interior of the counterweight box 301, an output shaft of each driving motor is respectively in transmission connection with the driving roller at the corresponding position, positioning pins are arranged between the driving roller and the driven rollers as well as between the driven rollers and the driven rollers at the corresponding positions, a plurality of groups of supporting rollers 303 are rotatably arranged on the inner side of the counterweight box 301, the height of each group of supporting rollers 303 is the same, a plurality of counterweight blocks 304 are placed on the supporting rollers 303, and two ends of the counterweight blocks 304 are abutted against the driven rollers at the corresponding positions;
when the counterweight needs to be added, a user selects a corresponding driven roller according to the required counterweight number, the positioning pin on the driven roller corresponding to the redundant counterweight block 304 is pulled out, the user starts the driving motor, the driving roller starts to rotate to drive the driven roller connected with the positioning pin to rotate, and the corresponding counterweight block 304 is moved from the interior of the counterweight box 301 to the interior of the load box 204 to complete loading.
A cable-retracting motor 5 is fixed on the rear side of the upper end of the bottom plate 101, the cable-retracting motor 5 is positioned at the side end of a cable-retracting roller 4, an output shaft of the cable-retracting motor 5 is fixedly connected with one end of the cable-retracting roller 4, the other end of the cable-retracting roller 4 is rotatably arranged on the upper end of the bottom plate 101, a spiral accommodating groove is formed in the cable-retracting roller 4, and the inner diameter of the accommodating groove is equal to the outer diameter of the cable 109;
receive cable motor 5 and provide the rotation power of receiving cable roller 4, receive cable roller 4 and rotate when accomodating hawser 109, hawser 109 is accomodate inside accomodating the groove, prevents to take place to slide and lead to the winding inseparable among the winding process hawser 109.
The bottom plate 101 and the support frame 102 are made of carbon structural steel, the cross rod 107 is made of Q345B steel, the bottom plate of the load box 204 is made of No. 45 steel, the surface of the support roller 303 is processed by an electroplating process, and the outer layer of the electric feed roller 302 is made of rubber material;
carbon element structural steel intensity is higher, widely used for bearing structure, can guarantee the support intensity of bottom plate 101 and support frame 102, Q345B steel possess higher bending strength, guarantee the bending resistance of horizontal pole 107, 45 # steel impact resistance is strong, backing roll 303 surface wearability after the electroplating is showing and is increasing, make things convenient for the removal repeatedly of balancing weight 305, ensure the life of this device, the coefficient of friction of rubber material is high, make things convenient for the effective pay-off of electronic feed roll 302.
In the present embodiment, the above fixing manners are all the simplest fixing manners commonly used in the field, such as welding; the electrical equipment such as the cable-retracting motor 5 and the industrial camera 6 are all products in the prior art, can be directly purchased and used, and detailed description of the specific principle is omitted.
The working principle of the invention is as follows:
the user fixes the device on the ground, connects the cable-retracting roller 4 with a power source, connects the industrial camera 6 with an external power supply and a data processing terminal, adjusts the distance between the sliding seat 106 and the fixed seat 103, debugs the shooting angle of the engineering camera 6, fixes the buffer to be tested on the fixed seat 103, rotates the cable-retracting roller 4 to adjust the height of the impact component 2, loads a balance weight into the impact component 2 through the balance weight component 3 according to a test plan, rotates the cable-retracting roller 4 again to lift the impact component 2 to a target height, after test preparation is completed, the user disconnects the impact component 2 from the cable 109, the impact component 2 performs free-falling body movement and smashes on the test buffer, the whole shooting process of the industrial camera 6 transmits image data to the external data processing terminal, and the user performs a plurality of tests by replacing different balance weights, and study the buffer performance by analyzing the data
In conclusion, the impact assembly 2 is matched with the counterweight assembly 3, the counterweight block 305 is rapidly added according to the test requirement, the time consumed by counterweight loading is saved, and the working efficiency is high; through the cooperation of the fixed component 1, the impact component 2 and the industrial camera 6, the impact process is analyzed and the performance of the buffer is researched through impacting the buffer from different heights, so that the device is visual and reliable.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. An elevator buffer test device comprises a fixed assembly (1) and is characterized in that the fixed assembly (1) comprises a bottom plate (101), a fixed seat (103) is fixed on the front side of the upper end of the bottom plate (101), two symmetrical support frames (102) are fixed on the upper end of the bottom plate (101), a cross rod (107) is fixed between the two support frames (102), a fixed pulley (108) is rotatably arranged on the cross rod (107), a cable take-up roller (4) is arranged on the rear side of the upper end of the bottom plate (101), a cable (109) is wound on the cable take-up roller (4), one end of the cable (109) is fixed on the cable take-up roller (4), the other end of the cable (109) is connected with an impact assembly (2), the cable (109) passes through the fixed pulley (108), two ends of the impact assembly (2) are respectively arranged on the two support frames (102) in a sliding manner, two symmetrical extending seats (104) are fixed on the front end of the bottom plate (101), the extension seat (104) is provided with a sliding seat (106) in a sliding mode, a bolt group (105) is arranged between the two ends of the sliding seat (106) and the extension seat (104) at the corresponding position, the sliding seat (106) is provided with an industrial camera (6), the bottom plate (101) is provided with a counterweight component (3), and the counterweight component (3) is located behind the impact component (2).
2. The elevator buffer test device according to claim 1, wherein the impact assembly (2) comprises a load box (204), limiting sliders (203) are fixed on two sides of the load box (204), the two limiting sliders (203) are respectively arranged on the support frames (102) in corresponding positions in a sliding manner, an electromagnetic chuck (202) is fixed on the upper end of the load box (204), a connecting block (201) is detachably fixed on the upper end of the electromagnetic chuck (202), and the connecting block (201) is fixedly connected to the end of the cable (109).
3. The elevator buffer test device according to claim 2, wherein the counterweight component (3) comprises a counterweight box (301), the counterweight box (301) is arranged at the upper end of the bottom plate (101) in a sliding manner, electric feed rollers (302) are arranged on two sides of the interior of the counterweight box (301) in a rotating manner, each electric feed roller (302) comprises a driving roller and a plurality of driven rollers, a driving motor is arranged at the lower end of the interior of the counterweight box (301), an output shaft of each driving motor is connected with the driving roller at a corresponding position in a transmission manner, positioning pins are arranged between the driving roller and the driven rollers and between the driven rollers, a plurality of groups of supporting rollers (303) are arranged on the inner side of the counterweight box (301) in a rotating manner, the heights of each group of supporting rollers (303) are the same, a plurality of counterweight blocks (304) are placed on the supporting rollers (303), and two ends of the counterweight blocks (304) are abutted against the driven rollers at corresponding positions.
4. The elevator buffer test device according to claim 3, wherein a cable retracting motor (5) is fixed on the rear side of the upper end of the bottom plate (101), the cable retracting motor (5) is located at the side end of the cable retracting roller (4), an output shaft of the cable retracting motor (5) is fixedly connected with one end of the cable retracting roller (4), the other end of the cable retracting roller (4) is rotatably arranged at the upper end of the bottom plate (101), a spiral accommodating groove is formed in the cable retracting roller (4), and the inner diameter of the accommodating groove is equal to the outer diameter of the cable (109).
5. The elevator buffer test device according to claim 3 or 4, wherein the bottom plate (101) and the supporting frame (102) are made of carbon structural steel, the cross bar (107) is made of Q345B steel, the bottom plate of the load box (204) is made of No. 45 steel, the surface of the supporting roller (303) is processed by an electroplating process, and the outer layer of the electric feeding roller (302) is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110077225.7A CN114858390A (en) | 2021-01-20 | 2021-01-20 | Elevator buffer test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110077225.7A CN114858390A (en) | 2021-01-20 | 2021-01-20 | Elevator buffer test device |
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| Publication Number | Publication Date |
|---|---|
| CN114858390A true CN114858390A (en) | 2022-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110077225.7A Pending CN114858390A (en) | 2021-01-20 | 2021-01-20 | Elevator buffer test device |
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| CN (1) | CN114858390A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488837A (en) * | 2022-09-15 | 2022-12-20 | 江苏聚力智能机械股份有限公司 | Elevator is lift for processing of roof beam on elevator |
| CN116989970A (en) * | 2023-09-27 | 2023-11-03 | 四川泽丰锂能新能源科技有限公司 | New energy battery pack impact resistance detection device and use method |
-
2021
- 2021-01-20 CN CN202110077225.7A patent/CN114858390A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488837A (en) * | 2022-09-15 | 2022-12-20 | 江苏聚力智能机械股份有限公司 | Elevator is lift for processing of roof beam on elevator |
| CN115488837B (en) * | 2022-09-15 | 2023-08-01 | 江苏聚力智能机械股份有限公司 | Elevator for processing upper beam of elevator |
| CN116989970A (en) * | 2023-09-27 | 2023-11-03 | 四川泽丰锂能新能源科技有限公司 | New energy battery pack impact resistance detection device and use method |
| CN116989970B (en) * | 2023-09-27 | 2023-12-08 | 四川泽丰锂能新能源科技有限公司 | New energy battery pack impact resistance detection device and use method |
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