CN203822038U - Parallelogram-shaped door opening and closing mechanism - Google Patents
Parallelogram-shaped door opening and closing mechanism Download PDFInfo
- Publication number
- CN203822038U CN203822038U CN201420209731.2U CN201420209731U CN203822038U CN 203822038 U CN203822038 U CN 203822038U CN 201420209731 U CN201420209731 U CN 201420209731U CN 203822038 U CN203822038 U CN 203822038U
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- Prior art keywords
- driving shaft
- shaft
- parallelogram
- door opening
- closing mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005571 horizontal transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241000254173 Coleoptera Species 0.000 description 1
- 241001669679 Eleotris Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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Abstract
The utility model relates to a parallelogram-shaped door opening and closing mechanism arranged in a box body, which comprises a motor speed reducer, a driving shaft and a driven shaft. The two sides of the motor speed reducer are respectively provided with a shaft coupling. The driving shaft is configured to pass through the two shaft couplings and the motor speed reducer at the same time. The two ends of the driving shaft are respectively connected with one ends of two main swinging blocks, and the other ends of the two main swinging blocks are respectively fixed onto a connecting rod. The two ends of the driven shaft are respectively connected with driven switching blocks and the driven switching blocks are fixed onto a corresponding connecting rod. The driving shaft and the driven shaft are parallel to each other. The two connecting rods are connected with the box cover of the box body. The motor speed reducer is powered up to drive the shaft couplings to run and then the shaft couplings drive the driving shaft to rotate. The driving shaft drives the main swinging blocks to rotate and the main swinging blocks drive the connecting rods and the driven swing blocks to move at the same time. After that, the box cover is driven by the connecting rods to move, so that the opening and closing operation of the box cover is realized. The driving shaft and the driven shaft are disposed parallel to each other, so that the opening height of the box cover by means of the shafts is relatively small. Therefore, a train is controlled to run within the range of operation requirements.
Description
Technical field
The utility model relates to a kind of parallelogram door opening and closing mechanism, the dynamic detecting equipment during for train on-line operation.
Background technology
At present, along with the fast development of China's economy, train running speed rises year by year, and wheel is to as one of train traveling portion vitals, and its quality directly affects train traffic safety.
TWDS (vehicle wheelset failure, size dynamic detection system) equipment is right to the wheel of high-speed cruising train, use theory on computer vision, laser technology, image technique, computer technology and mechanics of communication, a kind of equipment of realizing to wheel the noncontact to geometric parameter, not stopping, detect online.Real time dynamic measurement is taken turns geometric parameter, comprise: flange height, flange thickness, vertical flange, tread circular wear, wheel rim thickness, wheel footpath, distance between backs of wheel flanges etc., and real time data is reported to operator on duty and preserves, thereby ensure that train normally moves.
Train moves section at main track, requires track pillow beetle real, and the equipment requirement height of installing within the scope of sleeper can not exceed rail level 25mm(as figure below), equipment is solid and reliable, has impact resistance.Therefore the installation accuracy of TWDS equipment, whether structural stability is reasonable, directly has influence on the security of operation of train.The unlatching of the casing of TWDS equipment installing measurement module needs strict being controlled in the scope that can not exceed rail level 25mm.
Therefore be necessary to design a kind of novel parallelogram door opening and closing mechanism, to overcome the problems referred to above.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, provides a kind of case lid translation area large, and Lift is little, and meets the parallelogram door opening and closing mechanism of train operation requirement.
The utility model is achieved in that
The utility model provides a kind of parallelogram door opening and closing mechanism, be installed in a casing, comprise motor reducer, driving shaft and driven axle, the both sides of described motor reducer are respectively equipped with shaft coupling, described driving shaft is simultaneously through described two shaft couplings and described motor reducer, the two ends of described driving shaft connect respectively one end of a main centering block, the other end of two described main centering blocks is individually fixed on a connecting rod, the two ends of described driven axle connect respectively a passive centering block, and described passive centering block is fixed on corresponding described connecting rod; Wherein, described driving shaft and described driven axle be arranged in parallel, and two connecting rods connect the case lid of described casing.
Further, between two described connecting rods, be provided with a plate.
Further, described driving shaft and described driven axle are positioned at same level height.
Further, in described casing, be equiped with high-speed camera and laser instrument.
Further, described driving shaft and two described main centering blocks are all connected and fixed by steel bushing.
Further, described driven axle and two described passive centering blocks are connected and fixed by steel bushing.
The utlity model has following beneficial effect:
Motor reducer running drive shaft coupling rotates, and shaft coupling drives driving shaft to rotate, and driving shaft drives main centering block to rotate, and main centering block while drivening rod and passive centering block move, and connecting rod drives case lid action again, thereby completes the opening and closing operation to case lid.Described driving shaft and described driven axle be arranged in parallel, and the height that it is opened case lid is less, within can being controlled at the requirement of train operation.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The stereogram of the parallelogram door opening and closing mechanism that Fig. 1 provides for the utility model embodiment;
The structural representation of the parallelogram door opening and closing mechanism opening box covers that Fig. 2 provides for the utility model embodiment;
The parallelogram door opening and closing mechanism that Fig. 3 provides for the utility model embodiment is closed the structural representation of case lid;
The structural representation of the casing that Fig. 4 provides for the utility model embodiment in opening.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making all other embodiment that obtain under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1 to Figure 4, the utility model embodiment provides a kind of parallelogram door opening and closing mechanism, is installed in a casing 5, and it comprises motor reducer 1, driving shaft 2 and driven axle 3.In described casing 5, be equiped with high-speed camera 52 and laser instrument 53, for to train real time dynamic measurement.The element of described parallelogram door opening and closing mechanism and described casing 5 and described casing 5 inside forms TWDS (vehicle wheelset failure, size dynamic detection system) equipment jointly.
As shown in Figure 1 to Figure 4, the both sides of described motor reducer 1 are respectively equipped with shaft coupling 11, described driving shaft 2 is simultaneously through described two shaft couplings 11 and described motor reducer 1, the two ends of described driving shaft 2 connect respectively one end of a main centering block 21, described driving shaft 2 and two described main centering blocks 21 are all connected and fixed by steel bushing 23, and described driving shaft 2 can drive described main centering block 21 to rotate.The other end of two described main centering blocks 21 is individually fixed on a connecting rod 4, and the two ends of described driven axle 3 connect respectively a passive centering block 31, and described driven axle 3 and two described passive centering blocks 31 are connected and fixed by steel bushing 23.Described passive centering block 31 is fixed on corresponding described connecting rod 4, being i.e. fixed on a connecting rod 4 of one of them passive centering block 31 correspondence.Wherein, described driving shaft 2 be arranged in parallel with described driven axle 3, and 51, two connecting rods 4 of case lid that two connecting rods 4 connect described casing 5 can drive described case lid 51 to move, thereby realize closing and open operation of described case lid 51.In this preferred embodiment, between two described connecting rods 4, be provided with a plate 41, described junction plate 41 can well ensure the stability of main drive disk assembly.Described driving shaft 2 and described driven axle 3 are positioned at same level height, and described parallelogram door opening and closing mechanism is symmetrical structure, and the arm of force that described two connecting rods 4 form is two arm of forces, and its horizontal transmission is more steadily reliable.
As shown in Figure 1 to Figure 4, the operating principle of described TWDS equipment: when rolling stock travels to this TWDS equipment, TWDS equipment receives signal to its control program, its inner PLC of its control program control, and this PLC controls power supply again, Power supply machine reductor 1 turns round, motor reducer 1 running drives shaft coupling 11, and shaft coupling 11 drives driving shaft 2, and driving shaft 2 drives main centering block 21, main centering block 21 drivening rods 4 and passive centering block 31, connecting rod 4 drives case lid 51 to move.When case lid 51 opens while reaching open mode, motor reducer 1 shuts down, even due to the performance fault of motor reducer 1, the mechanical position limitation of case lid 51 also can be controlled it and stop at correct opening position, thereby guarantee that TWDS equipment can be reliable and stable, proceed ensuing Detection task.After detected train passes through; this PLC controls case lid 51 and moves; control case lid 51 and close mechanical position limitation action while arriving correct position, described parallelogram door opening and closing mechanism stops action, thereby protects the measurement module (high-speed camera and laser instrument) in described casing 5.
The described parallelogram door opening and closing mechanism of described TWDS equipment has following beneficial effect: 1. meet railway special industry and require:
Train is in the time that railway main track moves, requirement railway equipment can not be higher than rail level 25mm, and require the solid and reliable safe train operation of guaranteeing, and described parallelogram door opening and closing mechanism opening box covers scope is large, parallel, Lift is low meets equipment and the requirement of (regulations of railway technical operation) boundary, meets traffic safety.
2. convenient debugging and maintenance:
Modularized design, in the time of rigging up and debugging, can be the bottom parts overall separation of the transmission mechanism of casing (comprising parallelogram door opening and closing mechanism) and casing, Free up Memory facilitates the debugging of the measurement module in casing completely.When overhaul of the equipments, in to casing, when other modular debugging, only case lid directly need to be removed, just can be carried out Installation and Debugging, can not affect the stability of whole transmission mechanism.
3. reliable and stable:
Described parallelogram door opening and closing mechanism is selected high-quality motor, and its moment of torsion is large, and described junction plate can well ensure the stability of main drive disk assembly, and heavy snow weight is pressed on case lid and also can normally opens.And the horizontal transmission of two arm of forces that it has is more steadily reliable.
4. mechanism is succinctly practical:
Described parallelogram door opening and closing mechanism total compactness meets equipment and uses, and takes up room little when door capable of being opened, and the number of parts of structure design is few, easy to process.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a parallelogram door opening and closing mechanism, be installed in a casing, it is characterized in that, comprise motor reducer, driving shaft and driven axle, the both sides of described motor reducer are respectively equipped with shaft coupling, described driving shaft is simultaneously through described two shaft couplings and described motor reducer, the two ends of described driving shaft connect respectively one end of a main centering block, the other end of two described main centering blocks is individually fixed on a connecting rod, the two ends of described driven axle connect respectively a passive centering block, and described passive centering block is fixed on corresponding described connecting rod;
Wherein, described driving shaft and described driven axle be arranged in parallel, and two connecting rods connect the case lid of described casing.
2. parallelogram door opening and closing mechanism as claimed in claim 1, is characterized in that: between two described connecting rods, be provided with a plate.
3. parallelogram door opening and closing mechanism as claimed in claim 1, is characterized in that: described driving shaft and described driven axle are positioned at same level height.
4. parallelogram door opening and closing mechanism as claimed in claim 1, is characterized in that: in described casing, be equiped with high-speed camera and laser instrument.
5. parallelogram door opening and closing mechanism as claimed in claim 1, is characterized in that: described driving shaft and two described main centering blocks are all connected and fixed by steel bushing.
6. parallelogram door opening and closing mechanism as claimed in claim 1, is characterized in that: described driven axle and two described passive centering blocks are connected and fixed by steel bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209731.2U CN203822038U (en) | 2014-04-28 | 2014-04-28 | Parallelogram-shaped door opening and closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209731.2U CN203822038U (en) | 2014-04-28 | 2014-04-28 | Parallelogram-shaped door opening and closing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203822038U true CN203822038U (en) | 2014-09-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420209731.2U Expired - Lifetime CN203822038U (en) | 2014-04-28 | 2014-04-28 | Parallelogram-shaped door opening and closing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203822038U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531340A (en) * | 2019-01-14 | 2019-03-29 | 张万进 | A kind of mill steel ball machine |
| CN113816060A (en) * | 2021-10-22 | 2021-12-21 | 黄子倩 | Categorised strorage device of pharmacist with medicine convenient to take |
-
2014
- 2014-04-28 CN CN201420209731.2U patent/CN203822038U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531340A (en) * | 2019-01-14 | 2019-03-29 | 张万进 | A kind of mill steel ball machine |
| CN113816060A (en) * | 2021-10-22 | 2021-12-21 | 黄子倩 | Categorised strorage device of pharmacist with medicine convenient to take |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |
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| CX01 | Expiry of patent term |