CN113865849A - Elevator layer door strength test system - Google Patents
Elevator layer door strength test system Download PDFInfo
- Publication number
- CN113865849A CN113865849A CN202111166855.8A CN202111166855A CN113865849A CN 113865849 A CN113865849 A CN 113865849A CN 202111166855 A CN202111166855 A CN 202111166855A CN 113865849 A CN113865849 A CN 113865849A
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- elevator landing
- landing door
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 230000009471 action Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 7
- 230000008859 change Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/001—Impulsive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The utility model relates to the technical field of safety detection of elevator landing doors, in particular to an elevator landing door strength testing system; the utility model comprises an impact assembly, a mounting assembly and a detection assembly which are sequentially arranged, wherein the impact assembly comprises a first base, an electromagnetic track arranged on the first base, an electromagnetic slider connected on the electromagnetic track in a sliding manner, a rotating seat arranged at the top of the electromagnetic slider, a support column rotationally connected on the rotating seat, a first vertical guide rail arranged on the outer side wall of the support column, a vertical slider connected on the first vertical guide rail in a sliding manner, a hinged support arranged at the outer end of the vertical slider, a rotating block rotationally connected on the hinged support and a striking rod movably arranged on the rotating block; the utility model can effectively solve the problems of limited measurement data, poor measurement result display and the like in the prior art.
Description
Technical Field
The utility model relates to the technical field of safety detection of elevator landing doors, in particular to a system for testing the strength of an elevator landing door.
Background
The part that a passenger first reaches when boarding a vertical elevator in flat is the landing door of the elevator. The landing doors act to secure the doorway of each floor hoistway and prevent passengers from contacting components within the hoistway on the floor, thereby avoiding accidents such as shearing or falling into the hoistway.
As a modern transportation means, the number of elevators has increased year by year, and their safety has also been receiving more and more attention from the public. Among them, in recent years, as several elevator landing doors are exposed to light, the problem of mechanical strength of the landing doors has come to be emphasized
In the application number: CN201620954287.6 discloses a device for testing mechanical strength of elevator landing door, which comprises a test frame, wherein: the test frame is provided with a layer door fixing device, a pendulum and a trigger device, the layer door fixing device is arranged on one side of the test frame and fixes a layer door to be tested, the pendulum is suspended at the top in front of the layer door fixing device through a steel wire rope and is enabled to be located at the center of the layer door to be tested at the contact point position of the layer door to be tested, the horizontal distance between the layer door to be tested and the layer door to be tested is smaller than 15mm, and the pendulum is connected with the trigger device through pulling. The utility model effectively solves the reliability problem of the elevator landing door in practice, can evaluate and test landing doors with various types and various parameter characteristics, and improves the safety performance of the elevator landing door.
However, the following disadvantages still exist in the practical application process:
first, the measurement data is limited because it only detects the force deformation of the elevator landing door under dynamic impact forces, but not under static pressure.
Secondly, the measurement results are not good in display, because the user cannot clearly see the amount of recess after the landing door is impacted (particularly, the recess is less easily found when the size of the recess is small); meanwhile, the user cannot obtain a dynamic curve of the deformation quantity of the elevator landing door along with the change of the external force in the test process.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an elevator landing door strength testing system aiming at the defects of the prior art.
In order to solve the technical problem, the elevator landing door strength testing system comprises an impact assembly, a mounting assembly and a detection assembly which are sequentially arranged;
the impact assembly comprises a first base, an electromagnetic track arranged on the first base, an electromagnetic slider connected on the electromagnetic track in a sliding manner, a rotating seat arranged at the top of the electromagnetic slider, a support column connected on the rotating seat in a rotating manner, a first vertical guide rail arranged on the outer side wall of the support column, a vertical slider connected on the first vertical guide rail in a sliding manner, a hinged support arranged at the outer end of the vertical slider, a rotating block connected on the hinged support in a rotating manner and a collision rod movably arranged on the rotating block;
the mounting assembly comprises a second base, a pair of second vertical guide rails which are symmetrically erected on the second base in a front-back manner, and a pair of horizontal rods which are movably mounted between the two second vertical guide rails;
the detection assembly comprises a third base and a detection plate erected on the third base.
As a possible implementation manner, further, longitudinal guide rails are respectively arranged on the side walls of the contact ends of the first base and the second base, the stroke direction of the longitudinal guide rails is horizontal and is perpendicular to the stroke direction of the electromagnetic track, two longitudinal sliding blocks are symmetrically arranged on the second base, and the two longitudinal sliding blocks are respectively connected in the corresponding longitudinal guide rails in a sliding manner.
As a possible implementation manner, further, the outer ends of the first base and the third base are respectively provided with a longitudinal motor, the output end of each longitudinal motor is provided with a longitudinal screw, the rod body of each longitudinal screw is movably threaded in the corresponding longitudinal guide rail, and the rod body of each longitudinal screw is further in threaded connection with the longitudinal screw groove on the corresponding longitudinal slide block.
As a possible implementation manner, further, a group of locking screw grooves perpendicular to the central axis of the column is formed in the column, the locking screw grooves are all screwed with locking screws matched with the locking screw grooves, and the action ends of the locking screws all abut against the rotating seat.
As a possible implementation manner, further, the end parts of the action ends of the locking screws are rotatably connected with movable heads, and the action surfaces of the action ends of the movable heads are provided with anti-skid pad bodies matched with the movable heads.
As a possible implementation mode, furthermore, a group of speed reducing springs are symmetrically arranged on the side wall of the stroke end of the electromagnetic track, and the other ends of the speed reducing springs are all fixed on the same speed reducing plate.
As a possible implementation manner, further, a set of first round holes is symmetrically formed in the first vertical guide rail along the stroke direction of the first vertical guide rail, a first round slot matched with the positioning hole penetrates through the vertical sliding block, and the vertical sliding block is fixed on the first vertical guide rail through a first bolt and a first nut which are matched with the first round hole and the first round slot; and a pressure sensor is arranged between the rotating block and the impact rod.
As a possible implementation mode, furthermore, the left end and the right end of the striker rod are detachably provided with the striking heads.
As a possible implementation, it is further, a set of second round hole has been seted up along its stroke direction to the perpendicular guide rail of second, the tip at level both ends all runs through the second circular slot that has matchd with the second round hole, the horizon bar is fixed on two perpendicular guide rails of second through second bolt and the second nut that matches with the second round hole and with the second circular slot, two all seted up fore-and-aft joint groove on the diapire that the horizon bar is close to each other, set up a set of joint spiral shell groove that switches on the joint groove symmetrically on the lateral wall of horizon bar rear end, equal spiro union has the joint bolt in the joint spiral shell groove, and is same all the joint bolts on the horizon bar all rotate and connect on same limiting plate, the limiting plate sets up in the joint groove.
As a possible implementation manner, further, a distance sensor is densely distributed on the plate surface of the detection plate near one end of the second base.
By adopting the technical scheme, the utility model has the following beneficial effects:
1. the utility model adds an impact assembly, a mounting assembly and a detection assembly which are sequentially arranged, wherein the impact assembly comprises a first base, an electromagnetic track arranged on the first base, an electromagnetic slider connected on the electromagnetic track in a sliding manner, a rotating seat arranged at the top of the electromagnetic slider, a support column connected on the rotating seat in a rotating manner, a first vertical guide rail arranged on the outer side wall of the support column, a vertical slider connected on the first vertical guide rail in a sliding manner, a hinged support arranged at the outer end of the vertical slider, a rotating block connected on the hinged support in a rotating manner and a striker movably arranged on the rotating block, and the mounting assembly comprises a second base, a pair of second vertical guide rails which are symmetrically erected on the second base in a front-back manner and a pair of horizontal rods movably arranged between the two second vertical guide rails. Like this the user alright fix elevator layer door through the installation component, then the user sets up the shape and the material of striking region, rammer, striking dynamics and the direction of striking through strikeing the subassembly, and the user can also select to adopt the detection mode of dynamic striking and static exerting pressure to elevator layer door simultaneously. The effect of effectively improving the data of the product of the utility model under various stress conditions can be effectively improved.
2. The utility model adopts the design that the impact assembly, the mounting assembly and the detection assembly are sequentially arranged, wherein the detection assembly comprises a third base and a detection plate which is vertically arranged on the third base, and a distance sensor is densely distributed on the surface of one end, close to the second base, of the detection plate. Therefore, the external controller can monitor the deformation quantity of the back of the elevator landing door in real time through the detection plate, draw deformation quantity change curves of all points on the back of the elevator landing door along with time, convert the deformation quantity curves to obtain deformation quantity curves of the front impacted point positions of the elevator landing door through a special algorithm, and finally output measurement results on a display screen of a computer in real time. The product of the utility model has better measurement result display effect.
Drawings
The utility model is described in further detail below with reference to the following figures and embodiments:
FIG. 1 is a pictorial view of the present invention from a first perspective;
FIG. 2 is an exploded view, partially in section, of the impact assembly from a second perspective of the present invention;
FIG. 3 is an exploded view of the mounting assembly from a third perspective of the present invention;
FIG. 4 is an exploded view, partially in section, of the inspection assembly at a fourth viewing angle in accordance with the present invention;
FIG. 5 is an exploded view, partially in section, of a locking bolt according to a fifth aspect of the present invention;
fig. 6 is a pictorial view of a horizontal pole at a sixth viewing angle in accordance with the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings.
As shown in fig. 1-6, the utility model provides an elevator landing door strength testing system, which comprises an impact assembly, a mounting assembly and a detection assembly which are arranged in sequence; the impact assembly comprises a first base 1, an electromagnetic track 2 arranged on the first base 1, an electromagnetic slider 3 connected on the electromagnetic track 2 in a sliding manner, a rotating seat 4 arranged at the top of the electromagnetic slider 3, a support column 5 connected on the rotating seat 4 in a rotating manner, a first vertical guide rail 6 arranged on the outer side wall of the support column 5, a vertical slider 7 connected on the first vertical guide rail 6 in a sliding manner, a hinged support 8 arranged at the outer end of the vertical slider 7, a rotating block 9 connected on the hinged support 8 in a rotating manner and a striker 10 movably arranged on the rotating block 9; the mounting assembly comprises a second base 11, a pair of second vertical guide rails 12 which are symmetrically erected on the second base 11 in a front-back manner, and a horizontal rod 13 which is movably mounted between the two second vertical guide rails 12; the detecting unit includes a third base 14 and a detecting plate 15 erected on the third base 14.
A group of locking screw grooves 21 vertical to the central axis of the pillar 5 are formed in the pillar 5, the locking screw grooves 21 are all screwed with locking screw rods 22 matched with the locking screw grooves, and the action ends of the locking screw rods 22 are all abutted against the rotating seat 4, so that a user can fix the rotating seat 4 of the pillar 5 through the locking screw rods 22, the pillar 5 is prevented from rotating on the rotating seat 4, and the direction of an impact assembly when impacting the elevator landing door 37 is unchanged is ensured; the end parts of the action ends of the locking screws 22 are rotatably connected with movable heads 23, and the action surfaces of the action ends of the movable heads 23 are respectively provided with an anti-skid pad body 24 matched with the movable heads, so that the mechanical damage of the locking screws 22 to the rotating seat 4 can be effectively reduced.
The set of speed reducing springs 25 are symmetrically arranged on the side wall of the tail end of the stroke of the electromagnetic track 2, and the other ends of the speed reducing springs 25 are fixed on the same speed reducing plate 26, so that the dangerous phenomenon that the electromagnetic slider 3 directly impacts the first base 1 can be effectively prevented, and the speed reducing springs 25 and the speed reducing plate 26 are made of non-magnetic metal materials.
A set of first round holes is symmetrically formed in the first vertical guide rail 6 along the stroke direction of the first vertical guide rail, a first round groove matched with the positioning hole penetrates through the vertical sliding block 7, and the vertical sliding block 7 is fixed on the first vertical guide rail 6 through a first bolt 27 and a first nut 28 which are matched with the first round holes and the first round groove, so that a user can fix the height of the hinged support 8 in the vertical direction, and the direction of the impact assembly when impacting the elevator landing door 37 is unchanged (notably, a limiting device for limiting the angle of the rotating block 9 on the hinged support 8 to be unchanged is also arranged on the hinged support 8).
A pressure sensor 29 is arranged between the rotating block 9 and the plunger 10, so that an external controller can monitor the actual impact force of the plunger 10 on the elevator landing door 37 in real time through the pressure sensor 29.
The left end and the right end of the striking rod 10 are detachably provided with the striking heads 30, wherein the striking heads 30 can be different in material, quality and shape, so that the condition that the elevator landing door 37 is struck in the actual life can be simulated more accurately and comprehensively.
A set of second round hole has been seted up along its stroke direction to second perpendicular guide rail 12, the tip at level both ends all runs through the second circular slot that has matcing with the second round hole, horizontal pole 13 is fixed on two second perpendicular guide rails 12 through second bolt 31 and the second nut 32 that matches with the second round hole and with the second circular slot, vertical joint groove 33 has all been seted up on the diapire that two horizontal poles 13 are close to each other, a set of joint spiral shell groove that switches on joint groove 33 has been seted up symmetrically on the lateral wall of horizontal pole 13 rear end, equal spiro union has joint bolt 34 in the joint spiral shell groove, all joint bolts 34 on same horizontal pole 13 all rotate and connect on same limiting plate 35, limiting plate 35 sets up in joint groove 33, so the user can fix the elevator layer door 37 of different models reliably on the installation component.
The foregoing is directed to embodiments of the present invention, and equivalents, modifications, substitutions and variations such as will occur to those skilled in the art, which fall within the scope and spirit of the appended claims.
Claims (10)
1. The utility model provides an elevator layer door strength test system which characterized in that: the device comprises an impact assembly, a mounting assembly and a detection assembly which are arranged in sequence;
the impact assembly comprises a first base, an electromagnetic track arranged on the first base, an electromagnetic slider connected on the electromagnetic track in a sliding manner, a rotating seat arranged at the top of the electromagnetic slider, a support column connected on the rotating seat in a rotating manner, a first vertical guide rail arranged on the outer side wall of the support column, a vertical slider connected on the first vertical guide rail in a sliding manner, a hinged support arranged at the outer end of the vertical slider, a rotating block connected on the hinged support in a rotating manner and a collision rod movably arranged on the rotating block;
the mounting assembly comprises a second base, a pair of second vertical guide rails which are symmetrically erected on the second base in a front-back manner, and a pair of horizontal rods which are movably mounted between the two second vertical guide rails;
the detection assembly comprises a third base and a detection plate erected on the third base.
2. The elevator landing door strength testing system according to claim 1, wherein longitudinal guide rails are arranged on side walls of contact ends of the first base and the third base with the second base, the travel direction of the longitudinal guide rails is horizontal and perpendicular to the travel direction of the electromagnetic track, two longitudinal sliding blocks are symmetrically arranged on the second base, and the two longitudinal sliding blocks are respectively connected in the corresponding longitudinal guide rails in a sliding manner.
3. The elevator landing door strength testing system according to claim 2, wherein the outer ends of the first base and the third base are respectively provided with a longitudinal motor, the output end of each longitudinal motor is provided with a longitudinal screw, the rod body of each longitudinal screw is movably threaded in the corresponding longitudinal guide rail, and the rod body of each longitudinal screw is further in threaded connection with the longitudinal screw groove on the corresponding longitudinal slide block.
4. The elevator landing door strength testing system according to claim 1, wherein a group of locking screw grooves perpendicular to a central axis of the column are formed in the column, the locking screw grooves are all screwed with locking screws matched with the locking screw grooves, and action ends of the locking screws are all abutted against the rotating seat.
5. The elevator landing door strength testing system according to claim 4, wherein the end portions of the action ends of the locking screws are rotatably connected with movable heads, and the action surfaces of the action ends of the movable heads are provided with anti-skid pads matched with the movable heads.
6. The elevator landing door strength testing system according to claim 1, wherein a set of deceleration springs are symmetrically arranged on the side wall of the electromagnetic track stroke end, and the other ends of the deceleration springs are all fixed on the same deceleration plate.
7. The elevator landing door strength testing system according to claim 1, wherein the first vertical guide rail is symmetrically provided with a set of first round holes along the stroke direction, the vertical sliding block is provided with a first round slot matched with the positioning hole, and the vertical sliding block is fixed on the first vertical guide rail through a first bolt and a first nut matched with the first round hole and the first round slot; and a pressure sensor is arranged between the rotating block and the impact rod.
8. The elevator landing door strength testing system of claim 7, wherein the left and right ends of the striker bar are detachably mounted with striker heads.
9. The elevator landing door strength testing system according to claim 1, wherein a set of second round holes are formed in the second vertical guide rail along the stroke direction of the second vertical guide rail, second round grooves matched with the second round holes are formed in the end portions of the two horizontal ends in a penetrating mode, the horizontal rod is fixed to the two second vertical guide rails through second bolts and second nuts, the second bolt is matched with the second round holes and the second round grooves, longitudinal clamping grooves are formed in the bottom wall, close to the horizontal rod, of the horizontal rod, a set of clamping screw grooves which are communicated with the clamping grooves are symmetrically formed in the side wall of the rear end of the horizontal rod, clamping bolts are connected to the clamping screw grooves in a screwed mode, all clamping bolts on the horizontal rod are connected to the same limiting plate in a rotating mode, and the limiting plate is arranged in the clamping screw grooves.
10. The elevator landing door strength testing system according to claim 1, wherein a distance sensor is densely distributed on a plate surface of the detection plate near one end of the second base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111166855.8A CN113865849B (en) | 2021-09-30 | 2021-09-30 | Elevator landing door strength test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111166855.8A CN113865849B (en) | 2021-09-30 | 2021-09-30 | Elevator landing door strength test system |
Publications (2)
| Publication Number | Publication Date |
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| CN113865849A true CN113865849A (en) | 2021-12-31 |
| CN113865849B CN113865849B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111166855.8A Active CN113865849B (en) | 2021-09-30 | 2021-09-30 | Elevator landing door strength test system |
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| Country | Link |
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| CN (1) | CN113865849B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232998A (en) * | 2023-11-10 | 2023-12-15 | 苏州施耐德电梯有限公司 | Elevator landing door strength detection device |
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| US5483845A (en) * | 1994-09-12 | 1996-01-16 | Morton International, Inc. | Apparatus and method for side impact testing |
| EP2574897A2 (en) * | 2011-09-30 | 2013-04-03 | Franz Xaver Meiller Fahrzeug- und Maschinenfabrik-GmbH & Co KG | Method for checking the rigidity of an elevator door when impacted by an electric vehicle |
| CN103954445A (en) * | 2014-05-16 | 2014-07-30 | 广东省特种设备检测研究院 | Portable elevator landing door loading tester and testing method |
| CN206339351U (en) * | 2016-12-26 | 2017-07-18 | 珠海市安粤科技有限公司 | A kind of elevator door intensity detecting device |
| CN207081505U (en) * | 2017-07-03 | 2018-03-09 | 黔东南州特种设备检验所 | A kind of elevator door closing impacts force checking device |
| CN208902370U (en) * | 2018-08-23 | 2019-05-24 | 南充市仁通电梯有限责任公司 | A kind of elevator door pendulum impact test frame |
| CN211401940U (en) * | 2019-11-25 | 2020-09-01 | 北京杏林伟业电梯工程有限公司 | Elevator layer door strength detection device |
| CN211824951U (en) * | 2020-04-21 | 2020-10-30 | 付华 | Elevator layer door bearing impact strength detection device |
| CN213632600U (en) * | 2020-11-06 | 2021-07-06 | 刘苏杨 | Elevator layer door strength detection device |
| CN213903173U (en) * | 2020-09-30 | 2021-08-06 | 佰胜佰科技(苏州)有限公司 | Elevator layer door striking test jig |
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2021
- 2021-09-30 CN CN202111166855.8A patent/CN113865849B/en active Active
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| US5483845A (en) * | 1994-09-12 | 1996-01-16 | Morton International, Inc. | Apparatus and method for side impact testing |
| EP2574897A2 (en) * | 2011-09-30 | 2013-04-03 | Franz Xaver Meiller Fahrzeug- und Maschinenfabrik-GmbH & Co KG | Method for checking the rigidity of an elevator door when impacted by an electric vehicle |
| CN103954445A (en) * | 2014-05-16 | 2014-07-30 | 广东省特种设备检测研究院 | Portable elevator landing door loading tester and testing method |
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| CN213903173U (en) * | 2020-09-30 | 2021-08-06 | 佰胜佰科技(苏州)有限公司 | Elevator layer door striking test jig |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232998A (en) * | 2023-11-10 | 2023-12-15 | 苏州施耐德电梯有限公司 | Elevator landing door strength detection device |
| CN117232998B (en) * | 2023-11-10 | 2024-01-23 | 苏州施耐德电梯有限公司 | Elevator landing door strength detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113865849B (en) | 2023-10-31 |
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