CN201083752Y - Portable overrunning governor speed-measuring equipment - Google Patents
Portable overrunning governor speed-measuring equipment Download PDFInfo
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- CN201083752Y CN201083752Y CNU2007202010925U CN200720201092U CN201083752Y CN 201083752 Y CN201083752 Y CN 201083752Y CN U2007202010925 U CNU2007202010925 U CN U2007202010925U CN 200720201092 U CN200720201092 U CN 200720201092U CN 201083752 Y CN201083752 Y CN 201083752Y
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- limiter
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- wheel cover
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Abstract
The utility model provides a portable speed limiter speed measuring device, comprising a mechanical part and a control part, wherein a driving motor and a measuring cylinder of the mechanical part are both connected with a connecting plate; a shaft of the driving motor passes through the connecting plate to be connected with a driving shaft fixedly connected with a driving wheel, the outer edge of the driving wheel is sleeved by the driving wheel elastic wheel housing; the control part comprises a measuring control box and a speed measuring main computer. The utility model resolves the technical problems existing in the prior speed measuring device of low accuracy, inconvenient carrying, complicated operation and bad versatility.
Description
(1) technical field
The utility model relates to a kind of special inspecting equipment that is used to detect elevator governor speed.
(2) background technology
Limiter of speed is the device of restriction elevator speed, and it and safety tongs combination are as the most important safety guard of elevator.According to the national standard and the inspection procedure of China, limiter of speed requires to do type approval test, acceptance inspeciton and periodic inspection, so a lot of methods and technology have appearred in China in the test to limiter of speed:
1, directly adopt tachometer gage to survey place, joint garden speed method;
2, adopt girth to survey the method for the limiter of speed number of turns;
3, adopt the method that piece throws away angle of getting rid of of surveying;
4, adopt the method for lining rope bottom land or rim speed;
5, adopt the method for surveying the limiter of speed axle.
Method 1 and method 4 are mainly used in the on-the-spot examination and periodic inspection.
At present, the testing apparatus that is used for limiter of speed speed both at home and abroad mainly contains two kinds:
First kind of equipment is the elevator governor tester, and volume, weight are all bigger, little magnetic patch will be attached to the side of limiter of speed wheel during use, sets initial velocity, and the pitch circumference of input governor sheave starts and measures.This kind method precision is not high, adopts the Hall switch acquired signal, surveys the number of turns, calculation speed, governor sheave whenever turn around and get the pulsatile once signal, and the numerical value of demonstration is not that actual measurement is come out, but calculate by difference, can not reflect the actual speed situation.The driving motor size is bigger, and instrument carries inconvenience, and the operation steps that needs when detecting is more loaded down with trivial details, and it is also long to detect the time spent, does not have the storage backup of data.
Second kind of equipment is the equipment that special-purpose velocity metre combines with the speed governing electric drill, use special-purpose velocity metre to cooperate the method for speed governing electric drill to measure the electric of limiter of speed and mechanical action speed, gauge outfit to be put in the rope sheave pitch circle groove during use, can not throw switch, will be placed on as far as possible near the pitch circle position for the limiter of speed that does not have the pitch circle groove.This kind method is speed governing for the people, and this can produce certain error in the process that detects, and action numerical value is sometimes because the unexpected stop of governor sheave, and the instrument displayed value is the numerical value of reduction of speed, then needs to test again.
(3) utility model content
The purpose of this utility model provides a kind of Portable speed tester of the speed limiter, solve the legacy equipment precision low, carry the not good technical matters of inconvenience, complex operation, versatility.
For achieving the above object, the utility model adopts following technical scheme:
This Portable speed tester of the speed limiter comprises mechanical part and control section, it is characterized in that:
Above-mentioned mechanical part: drive motor 3 all is connected with gusset 5 with detection tube 4, and the drive motor axle passes gusset 5 and is connected with driving shaft 17, and driving shaft 17 is fixedlyed connected with a driving wheel 1, and the outer rim of driving wheel 1 is surrounded by driving wheel elastic wheel cover 6; Detect tube 4 built-in encoders 20, detect the tube axle and pass gusset 5 and is connected with the axle 18 that tests the speed, test the speed and spools 18 fixedly connected with fifth wheel 2, the outer rim of fifth wheel 2 is surrounded by the fifth wheel elastic wheel and overlaps 7.
Above-mentioned control section comprises a detection control box 8 and the main frame that tests the speed, and is distributed with on the panel of detection control box 8:
The main frame that tests the speed comprises: storage detect data and trace routine storer, can carry out the arithmetical unit of analyzing and processing, the controller that can specify the mechanical part coordinated manipulation according to the program and the data of input, the analog signal conversion of input is the analog-digital converter (A/D) of digital signal, the digital signal of output is converted to digital analog converter (D/A) and data-in port, data-out port and the PORT COM of analog control signal the detection data of input.
An above-mentioned drive motor 3 and detection tube 4 parallel homonymies that are connected gusset 5.
Above-mentioned driving wheel 1 and driving shaft 17, the axle 18 of testing the speed are connected by pin 19 or the spline connection with fifth wheel 2.
Above-mentioned driving wheel elastic wheel cover 6 and fifth wheel elastic wheel cover 7 are the face wheel cover.
Above-mentioned driving wheel elastic wheel cover 6 and fifth wheel elastic wheel cover 7 are the arc wheel cover.
The material of above-mentioned driving wheel elastic wheel cover 6 and fifth wheel elastic wheel cover 7 is polyurethane material or nylon material.
The shell of above-mentioned drive motor is consistent with the shape that detects tube.
The above-mentioned main frame that tests the speed places and detects in the control box 8 or linked to each other with serial ports on the panel that detects control box by the serial ports extended line.
The above-mentioned main frame that tests the speed is connected with printer by data-out port.
Above-mentioned mechanical part and control section all place a shell, or in two shells that are placed in.
Compared with prior art, the utlity model has following characteristics and beneficial effect:
1, the utility model is in light weight, and is simple in structure, uses and carries all easily, and the examination and the annual test that are fit to the limiter of speed scene are used.
2, the utility model is easy to operate, input limiter of speed rated speed and pitch diameter can begin test, automatically detection computations machine clock name test file folder and filename, have electric switch and Aided Machine switch contact biswitch, automatically capturing motion speed.
3, the utility model measuring accuracy height adopts scrambler as the velocity survey element, adopts every 1.1mm to get the method for a displacement pulse signals, ratio input, can improve the precision of test result, the various artificial measuring error that elimination may occur.
4, the utility model is applied widely, test governor tripping speed scope 0～8m/s, test the speed the part and drive part can use simultaneously, removable again separately use, 7 fens arc wheel covers of driving wheel elastic wheel cover 6 and fifth wheel elastic wheel cover and face wheel overlap two kinds, can select best configuration according to different service conditions, the versatility height is fit to the domestic and international various forms of limiter of speeds of test.
5, the utility model directly detects circular velocity at the bottom of the limiter of speed, calculates pitch circle speed through in house software again, the error that the pitch diameter variation that can avoid limiter of speed to cause because of the race that makes for a long time driving wheel 1 and fifth wheel 2 weares and teares is like this brought.
The utility model meets the regulation of " elevator supervision and inspection rules ", can be used for the electrical action and the mechanical action speed of the verification of any place, measurement all kinds limiter of speed.
(4) description of drawings
The utility model is described in more detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of the utility model embodiment two.
Reference numeral: 1-driving wheel, 2-fifth wheel, 3-drive motor, 4-detect tube, 5-gusset, 6-driving wheel elastic wheel cover, 7-fifth wheel elastic wheel cover, 8-and detect control box, 9-serial ports, 10-scrambler terminal, 11-motor power, 12-Aided Machine switch contact, 13-and import power interface, 14-electric switch, 15-function enter key, 16-LCDs, 17-driving shaft, 18-test the speed axle, 19-pin, 20-scrambler.
(5) embodiment
Embodiment one is referring to shown in Figure 1, and this Portable speed tester of the speed limiter comprises mechanical part and control section.Mechanical part and control section can place a shell, in two shells that also can be placed in.
Above-mentioned mechanical part: drive motor 3 all is connected with gusset 5 with detection tube 4, an above-mentioned drive motor 3 and detection tube 4 parallel homonymies that are connected gusset 5.
The shell of drive motor is a tubular, and the drive motor axle passes gusset 5 and is connected with driving shaft 17, and driving shaft 17 is fixedlyed connected with a driving wheel 1, and the outer rim of driving wheel 1 is surrounded by driving wheel elastic wheel cover 6.Detect tube 4 built-in encoders 20, detect the tube axle and pass gusset 5 and is connected with the axle 18 that tests the speed, test the speed and spools 18 fixedly connected with fifth wheel 2, the outer rim of fifth wheel 2 is surrounded by the fifth wheel elastic wheel and overlaps 7.Driving wheel 1 can be connected or the spline connection by pin 19 with fifth wheel 2 with driving shaft 17, the axle 18 that tests the speed.
Above-mentioned control section comprises a detection control box 8 and the main frame that tests the speed, and the main frame that tests the speed can place and detect in the control box 8, also can be linked to each other with serial ports on the panel that detects control box by the serial ports extended line.
Detect on the panel of control box 8 and be distributed with: LCDs 16, the function enter key 15 that is used for loading routine and data, serial ports 9, with the Aided Machine switch contact 12, the input power interface 13 that is connected with power supply and the electric switch 14 that detect the scrambler terminal 10 that 4 an inner encoder lead is connected, the electric power switch 11 that is connected with drive motor 3 leads, be connected with the mechanical switch lead with the electric switch of limiter of speed.
The main frame that tests the speed comprises: storage detect data and trace routine storer, can carry out the arithmetical unit of analyzing and processing, the controller that can specify the mechanical part coordinated manipulation according to the program and the data of input, the analog signal conversion of input is the analog-digital converter (A/D) of digital signal, the digital signal of output is converted to digital analog converter (D/A) and data-in port, data-out port and the PORT COM of analog control signal the detection data of input.The above-mentioned main frame that tests the speed is connected with printer by data-out port.
In this embodiment, driving wheel elastic wheel cover 6 and fifth wheel elastic wheel cover 7 are the face wheel cover.Driving wheel elastic wheel cover 6 and fifth wheel elastic wheel cover 7 are polyurethane material or nylon material.
Embodiment two is referring to shown in Figure 2, and different with embodiment one is: driving wheel elastic wheel cover 6 and fifth wheel elastic wheel cover 7 are the wheel cover of curved surfaces.
The course of work of the present utility model:
(1), detected limiter of speed is placed steadily.
(2), the serial ports that will detect control box links to each other with the serial ports of the main frame that tests the speed.
(3), switch contact 12 is connected respectively to the electric switch and the mechanical switch of limiter of speed, if limiter of speed does not have mechanical switch then with mechanical switch contact short circuit.
(4), take out pick-up unit, connection terminal is connected with the scrambler terminal with detection control box motor power.
(5), connect the input power supply, open the electric switch 14 that detects control box.
(6), start the main frame that tests the speed.
(7), input coding device line number in system configuration at first, for example 100,200, input motor rated speed, 2200r/min for example, input driving wheel diameter, 50mm for example, input fifth wheel diameter, for example 70mm selects PORT COM.
(8), then import rated speed, pitch diameter, select the detection wheel type, just/counter-rotating, for example arc wheel or flat wheel.
(9), fifth wheel of the present utility model and driving wheel are taken turns near living limiter of speed.
(10), by function enter key 15, the input related data starts drive motor 3 and starts working, and detects tube 4 then and begins to detect, and data are passed to by scrambler terminal 10 detect control box 8, is presented on the LCDs 16.
During concrete operations, can on the detection speed interface, click " detection " button, the utility model can start automatically, quicken, record limiter of speed electric switch responsiveness and mechanical action speed, test " stops " button in the available manual click of detection midway, stops the back program and will guide your storage and automatic generation report form; By behind " determining " button, the main frame that tests the speed writes down this detection speed automatically.After each release, the switch and the mechanical part of limiter of speed need be resetted.Finish and just change back click " counter-rotating " button, program run such as preceding.After stopping, trace routine will guide your storage and the automatic report form that generates.
Claims (10)
1. a Portable speed tester of the speed limiter comprises mechanical part and control section, it is characterized in that:
Above-mentioned mechanical part: drive motor (3) all is connected with gusset (5) with detection tube (4), the drive motor axle passes gusset (5) and is connected with driving shaft (17), driving shaft (17) is fixedlyed connected with a driving wheel (1), and the outer rim of driving wheel (1) is surrounded by driving wheel elastic wheel cover (6); Detect tube (4) built-in encoder (20), detection tube axle passes gusset (5) and is connected with the axle (18) that tests the speed, and the axle (18) that tests the speed is fixedlyed connected with fifth wheel (2), and the outer rim of fifth wheel (2) is surrounded by fifth wheel elastic wheel cover (7);
Above-mentioned control section comprises a detection control box (8) and the main frame that tests the speed, and is distributed with on the panel of detection control box (8):
LCDs (16), the function enter key (15) that is used for loading routine and data, serial ports (9), with the Aided Machine switch contact (12), the input power interface (13) that is connected with power supply and the electric switch (14) that detect the scrambler terminal (10) that tube (4) inner encoder lead is connected, the electric power switch (11) that is connected with drive motor (3) lead, be connected with the mechanical switch lead with the electric switch of limiter of speed;
The main frame that tests the speed comprises: storage detect data and trace routine storer, can carry out the arithmetical unit of analyzing and processing, the controller that can specify the mechanical part coordinated manipulation according to the program and the data of input, the analog signal conversion of input is the analog-digital converter (A/D) of digital signal, the digital signal of output is converted to digital analog converter (D/A) and data-in port, data-out port and the PORT COM of analog control signal the detection data of input.
2. Portable speed tester of the speed limiter according to claim 1 is characterized in that: described drive motor (3) and detection tube (4) parallel homonymy that is connected gusset (5).
3. Portable speed tester of the speed limiter according to claim 2 is characterized in that: described driving wheel (1) is connected by pin (19) with fifth wheel (2) with driving shaft (17), the axle (18) that tests the speed or spline connects.
4. Portable speed tester of the speed limiter according to claim 3 is characterized in that: described driving wheel elastic wheel cover (6) and fifth wheel elastic wheel cover (7) are the face wheel cover.
5. Portable speed tester of the speed limiter according to claim 3 is characterized in that: described driving wheel elastic wheel cover (6) and fifth wheel elastic wheel cover (7) are the arc wheel cover.
6. according to claim 4 or 5 described Portable speed tester of the speed limiter, it is characterized in that: the material of described driving wheel elastic wheel cover (6) and fifth wheel elastic wheel cover (7) is polyurethane material or nylon material.
7. according to claim 4 or 5 described Portable speed tester of the speed limiter, it is characterized in that: the shell of described drive motor is consistent with the shape that detects tube.
8. according to claim 4 or 5 described Portable speed tester of the speed limiter, it is characterized in that: the described main frame that tests the speed places and detects in the control box (8) or linked to each other with serial ports on the panel that detects control box by the serial ports extended line.
9. according to claim 4 or 5 described Portable speed tester of the speed limiter, it is characterized in that: the described main frame that tests the speed is connected with printer by data-out port.
10. according to claim 4 or 5 described Portable speed tester of the speed limiter, it is characterized in that: described mechanical part and control section all place a shell, or in two shells that are placed in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007202010925U CN201083752Y (en) | 2007-09-29 | 2007-09-29 | Portable overrunning governor speed-measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007202010925U CN201083752Y (en) | 2007-09-29 | 2007-09-29 | Portable overrunning governor speed-measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201083752Y true CN201083752Y (en) | 2008-07-09 |
Family
ID=39626221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007202010925U Expired - Fee Related CN201083752Y (en) | 2007-09-29 | 2007-09-29 | Portable overrunning governor speed-measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201083752Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211727A (en) * | 2010-04-12 | 2011-10-12 | 株式会社日立建筑系统 | Driving device for elevator governor |
| CN102331339A (en) * | 2011-06-11 | 2012-01-25 | 嘉兴市特种设备检测院 | Portable elevator speed limiter detection device and detection method for elevator speed limiter |
| CN102401747A (en) * | 2010-09-13 | 2012-04-04 | 常州宇科新技术开发有限公司 | Control device for test table of speed limiter of elevator |
-
2007
- 2007-09-29 CN CNU2007202010925U patent/CN201083752Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211727A (en) * | 2010-04-12 | 2011-10-12 | 株式会社日立建筑系统 | Driving device for elevator governor |
| CN102211727B (en) * | 2010-04-12 | 2014-11-19 | 株式会社日立建筑系统 | Driving device for elevator governor |
| CN102401747A (en) * | 2010-09-13 | 2012-04-04 | 常州宇科新技术开发有限公司 | Control device for test table of speed limiter of elevator |
| CN102331339A (en) * | 2011-06-11 | 2012-01-25 | 嘉兴市特种设备检测院 | Portable elevator speed limiter detection device and detection method for elevator speed limiter |
| CN102331339B (en) * | 2011-06-11 | 2014-04-02 | 嘉兴市特种设备检测院 | Portable elevator speed limiter detection device and detection method for elevator speed limiter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Institute of building mechanization mechanical Technology Co., Ltd. Assignor: Beijing Construction Mechanization Research Institute Contract fulfillment period: 2008.11.3 to 2014.11.2 Contract record no.: 2008110000181 Denomination of utility model: Portable overrunning governor speed-measuring equipment Granted publication date: 20080709 License type: Exclusive license Record date: 20081209 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.11.3 TO 2014.11.2; CHANGE OF CONTRACT Name of requester: BEIJING JIANYAN MACHINE SCIENCE CO., LTD. Effective date: 20081209 |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |