CN112622957A - Rapid tightening device for through passage - Google Patents
Rapid tightening device for through passage Download PDFInfo
- Publication number
- CN112622957A CN112622957A CN202011632185.XA CN202011632185A CN112622957A CN 112622957 A CN112622957 A CN 112622957A CN 202011632185 A CN202011632185 A CN 202011632185A CN 112622957 A CN112622957 A CN 112622957A
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- China
- Prior art keywords
- rope
- passage
- tightener
- damper
- pull
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/20—Communication passages between coaches; Adaptation of coach ends therefor
- B61D17/22—Communication passages between coaches; Adaptation of coach ends therefor flexible, e.g. bellows
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention belongs to the technical field of rail transit equipment, and relates to a quick tightening device for a through passage, which comprises a main body structure, a tightener, a left rope, a right rope, a snap ring, a damper and a limiting rope, wherein the tightener is respectively connected with one end of the left rope and one end of the right rope, the other end of the left rope and the other end of the right rope are respectively connected with the snap ring, the snap ring is connected with the damper and the limiting rope and is positioned in the through passage at the joint of two carriages; the device is simple in structure and convenient to operate, the pull rope is driven by the tightener to tighten and release the through passage, the requirements of quick tightening and releasing of the through passage are met, the effect of stably penetrating the through passage during unlocking is achieved, and technical support is provided for intelligent train marshalling.
Description
The technical field is as follows:
the invention belongs to the technical field of rail transit equipment, and particularly relates to a quick tightening device for a through passage.
Background art:
the through passage is an internal passage for passengers to freely walk from one compartment to another compartment of the vehicle and make the passengers feel safe and comfortable, and the tightening device is one of important components of the through passage and is used for taking up, fixing and releasing the through passage.
Among the current rail vehicle, the mode that tightens up the rope and bind is put in place again to tighten up the tightening rope and realize that the tightening up and fixing of link up is all put in place by manual push-and-pull, complex operation to 2 and above personnel assist the completion jointly, consuming time and wasting force, for example: the through passage tightening pull rod assembly in the automobile transportation process disclosed in the chinese patent 201310364052.2 comprises a positioning ring, a positioning seat, two fixing clips and a tightening pull rod, wherein the positioning ring is fixed on a screw frame of the through passage of the vehicle, and the positioning seat is fixed on a connection frame of the through passage of the vehicle; the tightening pull rod consists of a rotating handle and two pull rods, wherein internal threads are arranged at two ends of the rotating handle, one end of each of the two pull rods is provided with a hook, the other end of each of the two pull rods is provided with external threads, the rotating handle is connected with the two pull rods through the threads, and the distance between the two pull rods is increased or reduced through the matching of the internal threads and the external threads; the two fixing clamps are fixed in the middle of a screw frame of the vehicle through passage, the two fixing clamps are arranged up and down, and the distance between the two fixing clamps is larger than or equal to the overall length of the rotating handle. China patent 201720967710.0 discloses a link up quick turn-buckle for way, including knob, two concave arc's connecting plate, two regulation poles, two screws and two couples, be equipped with the knob hole on the knob, the one end of two concave arc's connecting plate is articulated with the knob respectively, and two articulated points are in same straight line with the knob hole, and concave arc's connecting plate is inside concave arc shape, and the one end of two regulation poles is articulated with corresponding connecting plate other end respectively, and two screws are connected with the corresponding regulation pole other end respectively, and two couples respectively with corresponding screwed connection. The technical scheme has seriously influenced the policy of healthy and sustainable development in the field of through passages, so that the development of a novel mechanism which can save time and labor, is healthy and environment-friendly and can meet the requirements of various vehicle working conditions is urgently needed to reduce or replace manual labor.
The invention content is as follows:
the invention aims to overcome the defects in the prior art and provides a quick tightening device for a through passage, which can be operated by one person and reduce the maintenance cost.
In order to achieve the aim, the main body structure of the quick tightening device for the through passage comprises a tightener, a left rope, a right rope, a snap ring, a damper and a limiting rope; the tightener is connected with one end of the left rope and one end of the right rope respectively, the other end of the left rope and the other end of the right rope are connected with the clamping ring respectively, and the clamping ring is connected with the damper and the limiting rope.
The tightener related by the invention is internally provided with two parallel grooved wheels with coaxial structures, and is also provided with a mounting hole and a torque input interface.
The left rope and the right rope have the same main body structure and respectively comprise a pull rope, a protective sleeve and an installation shaft; a protective sleeve is sleeved on the outer side of the middle part of the pull rope, and an installation shaft is arranged at the end part of the protective sleeve; the pull rope can freely slide in the protective sleeve and the mounting shaft; the inside of installation axle is the cavity formula structure, and the outside is provided with the screw thread.
The front end of a pull rope of a left rope related by the invention is connected with the upper part of a left grooved wheel of a tightener; the front end of the pull rope of the right rope is connected with the lower part of the right grooved wheel of the tightener; the rear ends of the pull ropes of the left rope and the right rope sequentially penetrate through the protective sleeve and the mounting shaft and are connected with one ends of the damper and the limiting rope in a hinged mode through the clamping ring; the other ends of the damper and the limiting rope are hinged with the movable side frame body; the mounting shaft is connected with the fixed side frame body; the mounting shaft of the rear end is fixed on the fixed side frame body to be most beneficial to the sliding stress point of the pull rope.
The torque input interface of the tightener can be manually rotated and can also be driven by a portable electric drill; the snap ring can quickly realize the connection and the separation of the pull rope and the movable side frame body so as to meet other operations of the flexible body; the damper can enable the pull rope to be in a tensioned state all the time so as to move along with the through passage, and the pull rope is prevented from being scratched by other parts; the limiting rope can prevent the through passage from being excessively stretched to damage the flexible body under the condition of de-knitting.
The invention meets the requirement of the appearance and the self weight change of the through passage by adjusting the specifications of the left rope and the right rope.
Compared with the prior art, the train running-in and unwinding device is positioned in the run-in passage at the joint of the two carriages, can adapt to position change caused by relative motion between the trains when the trains are connected and wound based on the flexibility of the train running-in and unwinding device, can quickly and reliably retract the run-in passage when the trains are disconnected and unwound, greatly shortens the operation time, lightens the labor intensity of operators, and improves the operation efficiency; the device is simple in structure and convenient to operate, the pull rope is driven by the tightener to tighten and release the through passage, the requirements of quick tightening and releasing of the through passage are met, the effect of stably penetrating the through passage during unlocking is achieved, and technical support is provided for intelligent train marshalling.
Description of the drawings:
fig. 1 is a schematic diagram of the principle of the main structure of the present invention.
Fig. 2 is a schematic diagram of a partial structure of the present invention.
Fig. 3 is a partial structural connection diagram of the present invention.
Fig. 4 is a schematic view of the main structure of the tightener according to the present invention.
Fig. 5 is a schematic view of the usage state of the present invention.
The specific implementation mode is as follows:
the invention is further described by way of example with reference to the accompanying drawings.
Example 1:
the main body structure of the rapid tightening device for the through passage comprises a tightener 1, a left rope 2, a right rope 3, a snap ring 4, a damper 5 and a limiting rope 6; the tightener 1 is respectively connected with one ends of the left rope 2 and the right rope 3, the other ends of the left rope 2 and the right rope 3 are respectively connected with the clamping ring 4, and the clamping ring 4 is connected with the damper 5 and the limiting rope 6; the tightener 1 is connected to the fixed-side frame body 100; two parallel grooved wheels 11 with coaxial structures are arranged in the tightener 1, and a mounting hole 12 and a torque input interface 13 are also arranged on the tightener 1; the main body structures of the left rope 2 and the right rope 3 are the same, and both the left rope and the right rope comprise pull ropes 21, protective sleeves 22 and mounting shafts 23; the middle part outside cover of stay cord 21 is equipped with protective sheath 22, and protective sheath 22's tip is provided with installation axle 23.
When the through passage with the novel quick tightening mechanism according to the embodiment is used, the tightener 1 is connected with the fixed side frame 100 of the through passage, the front ends of the pull ropes 21 of the left rope 2 and the right rope 3 are respectively wound on the upper part and the lower part of two coaxial grooved wheels 11 which are separated from each other of the tightener 1, the rear ends of the pull ropes 21 of the left rope 2 and the right rope 3 are respectively connected with one ends of the damper 5 and the limiting rope 6 in an articulated manner through the snap ring 4, and the other ends of the damper 5 and the limiting rope 6 are connected with the movable side frame 200 in an articulated manner; when the grooved pulley 11 of the tightener 1 rotates, the moving lengths of the pull ropes 21 of the left rope 2 and the right rope 3 are consistent, so that the flexible body 300 penetrating through the passage can be stretched smoothly, and accidental damage caused by uneven stress of the flexible body 300 is avoided.
Claims (7)
1. A quick tightening device for a through passage is characterized in that a main body structure comprises a tightener, a left rope, a right rope, a clamping ring, a damper and a limiting rope; the tightener is connected with one end of the left rope and one end of the right rope respectively, the other end of the left rope and the other end of the right rope are connected with the clamping ring respectively, and the clamping ring is connected with the damper and the limiting rope.
2. The quick take-up device for a through passage as claimed in claim 1, wherein the tightener is provided with two grooved wheels of coaxial structure parallel to each other, and the tightener is further provided with a mounting hole and a torque input interface.
3. The quick tightening device for the through passage according to claim 1, wherein the left and right ropes have the same main structure and each comprise a pull rope, a protective sheath and an installation shaft; a protective sleeve is sleeved on the outer side of the middle part of the pull rope, and an installation shaft is arranged at the end part of the protective sleeve; the pull rope can freely slide in the protective sleeve and the mounting shaft; the inside of installation axle is the cavity formula structure, and the outside is provided with the screw thread.
4. The quick fastening device for a through passage according to claim 3, wherein the front end of the pulling rope of the left rope is connected to the upper portion of the left grooved wheel of the tightener; the front end of the pull rope of the right rope is connected with the lower part of the right grooved wheel of the tightener; the rear ends of the pull ropes of the left rope and the right rope sequentially penetrate through the protective sleeve and the mounting shaft and are connected with one ends of the damper and the limiting rope in a hinged mode through the clamping ring; the other ends of the damper and the limiting rope are hinged with the movable side frame body; the mounting shaft is connected with the fixed side frame body; the mounting shaft of the rear end is fixed on the fixed side frame body to be most beneficial to the sliding stress point of the pull rope.
5. The quick tightening device for the through passage according to claim 3, wherein the torque input interface of the tightener can be rotated manually or driven using a portable electric drill; the snap ring can quickly realize the connection and the separation of the pull rope and the movable side frame body; the damper can enable the pull rope to be in a tensioned state all the time; the limiting rope can prevent the through passage from being excessively stretched to damage the flexible body under the condition of de-knitting.
6. The quick fastening device for a through passage according to claim 1 or 3, wherein the requirements of the appearance and the self weight of the through passage are satisfied by adjusting the specifications of the left rope and the right rope.
7. The quick fastening device for a through passage according to any one of claims 3 to 5, wherein in use, the tightener is connected to the fixed side frame of the through passage, the front ends of the pulling ropes of the left and right ropes are wound around the upper and lower portions of two coaxial grooved wheels of the tightener, respectively, the rear ends of the pulling ropes of the left and right ropes are hingedly connected to one ends of the damper and the stopper rope, respectively, via the snap ring, and the other ends of the damper and the stopper rope are hingedly connected to the movable side frame; when the grooved wheel of the tightener rotates, the moving lengths of the pull ropes of the left rope and the right rope are consistent, so that the flexible body of the through passage can be stretched smoothly, and accidental damage caused by uneven stress of the flexible body is avoided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011632185.XA CN112622957A (en) | 2020-12-31 | 2020-12-31 | Rapid tightening device for through passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011632185.XA CN112622957A (en) | 2020-12-31 | 2020-12-31 | Rapid tightening device for through passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112622957A true CN112622957A (en) | 2021-04-09 |
Family
ID=75289877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011632185.XA Pending CN112622957A (en) | 2020-12-31 | 2020-12-31 | Rapid tightening device for through passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112622957A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117569980A (en) * | 2023-12-04 | 2024-02-20 | 九力绳缆有限公司 | Composite cable for high-altitude wind power |
-
2020
- 2020-12-31 CN CN202011632185.XA patent/CN112622957A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117569980A (en) * | 2023-12-04 | 2024-02-20 | 九力绳缆有限公司 | Composite cable for high-altitude wind power |
| CN117569980B (en) * | 2023-12-04 | 2024-05-03 | 九力绳缆有限公司 | Composite cable for high-altitude wind power |
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