CN215244869U - Universal car-pulling hook - Google Patents
Universal car-pulling hook Download PDFInfo
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- CN215244869U CN215244869U CN202120928583.XU CN202120928583U CN215244869U CN 215244869 U CN215244869 U CN 215244869U CN 202120928583 U CN202120928583 U CN 202120928583U CN 215244869 U CN215244869 U CN 215244869U
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- hook
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- connecting rod
- hole
- universal coupling
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Abstract
The utility model discloses an universal coupling relates to railway rescue equipment technical field, including the connecting rod and with the gib head of connecting at the connecting rod both ends, the gib head includes two hook-shaped hook plates of mutual parallel arrangement, with the gib head bottom plate of two hook plate vertical fixation connection, be provided with on the gib head bottom plate pierce through gib head bottom plate thickness with connecting rod size matched with through-hole, the connecting rod is pegged graft in the through-hole, the end that the connecting rod passed through the through-hole is provided with shape and size and the shape of through-hole and size adapted. The utility model discloses effectively prevent the bogie off tracking for the driven train is gone according to the prediction route, and the phenomenon of the unable brake of train when preventing tractive in-process brake avoids the brake can only strike the problem of parking, increases safe level.
Description
Technical Field
The utility model belongs to the technical field of railway rescue equipment technique and specifically relates to an universal coupling that leads.
Background
When the existing train rescue is pulled to draw a driven train, a car coupler on a power car is connected with the driven train, and a soft chain or a steel wire rope is generally used between the two car couplers. When the bogie is pulled, the bogie is easy to deviate, so that the driven train does not run along the expected route. The train can not be braked when being braked in the traction process, and once the train is braked, the train can be stopped only by collision, so that potential safety hazards are increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides an universal tractive hook effectively prevents the bogie off tracking for the driven car is gone according to the prediction route, and the phenomenon of the unable brake of train when preventing the tractive in-process brake avoids the brake can only strike the problem of stopping, increases safe level.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the universal traction hook comprises a connecting rod and hook heads connected to two ends of the connecting rod, wherein each hook head comprises two hook-shaped plates arranged in parallel and a hook head bottom plate vertically and fixedly connected with the two hook-shaped plates, a through hole penetrating through the thickness of the hook head bottom plate and matched with the size of the connecting rod is formed in the hook head bottom plate, the connecting rod is inserted into the through hole, and an end head with the shape and the size matched with the shape and the size of the through hole is arranged at the tail end of the connecting rod penetrating through the through hole.
The utility model discloses technical scheme's further improvement lies in: the cross section of the connecting rod is circular, the connecting rod comprises two parts which are hinged with each other, a hinge shaft of the hinge part is vertically arranged, and the hinge part is also provided with a hinge locking device.
The utility model discloses technical scheme's further improvement lies in: the inner side surface of the hook plate of the hook head is provided with a circular arc-shaped reinforcing rib surrounding the hook opening of the hook plate.
The utility model discloses technical scheme's further improvement lies in: the hook head also comprises a vertical plate which is vertical to the hook plate and the hook head bottom plate and is fixedly connected with the hook plate and the hook head bottom plate.
The utility model discloses technical scheme's further improvement lies in: the through hole and the end head on the hook head bottom plate are in a circular truncated cone shape with a larger area far away from one end of the connecting rod, and the diameter of the fixed connection part of the connecting rod and the end head is smaller than the diameter of the connecting rod which does not penetrate through the through hole on the hook head bottom plate.
The utility model discloses technical scheme's further improvement lies in: the through hole and the end head on the hook head bottom plate are spherical.
The utility model discloses technical scheme's further improvement lies in: and a protective cover fixedly connected with the hook-shaped plate is arranged above the hook-shaped plate.
The utility model discloses technical scheme's further improvement lies in: the shield is fixedly connected above the hook-shaped opening of the hook plate, and the projected area of the shield covers the hook-shaped opening of the hook plate.
The utility model discloses technical scheme's further improvement lies in: the shield comprises a T-shaped flat plate parallel to the hook plate and a connecting short rod fixedly connected with three end points of the T-shaped flat plate and the hook plate.
The utility model discloses technical scheme's further improvement lies in: the shield comprises a flat plate parallel to the hook plate, and a connecting side wall fixedly connected with the edge of the flat plate and the hook plate.
Due to the adoption of the technical scheme, the utility model discloses the technological progress who gains is:
the utility model discloses realize the rigid connection between motor vehicle and the driven vehicle, effectively prevent the bogie off tracking for the driven vehicle is gone according to the prediction route, and the phenomenon of the unable brake of train when preventing tractive in-process brake avoids the brake can only strike the problem of parking, has increased safe level.
The connecting rod includes two parts of mutual articulated connection, the articulated shaft vertical setting of articulated part, articulated part still is provided with articulated locking device, and the articulated shaft of vertical setting is convenient for make two parts of mutual articulated connection realize the horizontal hunting, effectively cushions the impact that the swing brought.
The short rod that sets up the effectual hook-shaped opening part that prevents to peg graft and set up on the hook-shaped board of guard shield receives external colliding with and damages or aversion, has increased the fastness of connecting, has further promoted safe level.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of another form of the present invention;
FIG. 3 is a sectional structure diagram of the connecting rod of the present invention;
fig. 4 is a schematic structural view of a connecting rod hinge part of the present invention;
the hook comprises a hook head 1, a hook plate 1a, a hook plate 1b, a hook head bottom plate 1c, reinforcing ribs 2, a connecting rod 2a, a front rod 2b, a rear rod 3, an end head 4 and a shield.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
as shown in fig. 1, 2, 3 and 4, the universal traction coupler comprises a connecting rod 2 and a coupler head 1 connected to two ends of the connecting rod 2.
The hook head 1 is of a box-shaped structure, the hook head 1 comprises a hook plate 1a and a hook head bottom plate 1b, the hook plate 1a is hook-shaped, a hook-shaped opening is formed in the middle of the hook plate 1a, the two hook plates 1a are arranged, and the two hook plates 1a are arranged in parallel. The hook head bottom plate 1b is vertically and fixedly connected with the two hook plates 1a, and the hook head bottom plate 1b is fixedly connected with the edge of the rearmost part of the hook plates 1 a. The hook head bottom plate 1b is provided with a through hole which penetrates through the thickness of the hook head bottom plate 1b and is matched with the size of the connecting rod 2, the connecting rod 2 is inserted in the through hole, the tail end of the connecting rod 2 is provided with an end head 3, the end head 3 penetrates through the through hole, and the tail end of the end head 3 is provided with a shape and a size which are matched with the shape and the size of the through hole.
The inner side surface of the hook plate 1a of the hook head 1 is provided with a reinforcing rib which is axially parallel to the connecting rod 2; a rib is also provided around the hook-shaped opening of the hook plate 1a, the rib having a circular arc shape.
The hook head 1 further comprises a vertical plate, the vertical plate is perpendicular to the hook plate 1a and the hook head bottom plate 1b, the vertical plate is fixedly connected with the hook plate 1a and the hook head bottom plate 1b, and the vertical plate is located on the side face of the hook head.
The connecting rod 2 is circular in cross section and the connecting rod 2 comprises two parts hingedly connected to each other, a front bar 2a and a rear bar 2 b. The hinge shaft of the hinge part is vertically arranged, and the hinge part is also provided with a hinge locking device. The first form is that a small slice-shaped extending part extends forwards from the hinged tail end of the rear rod 2b, a part of overlapping part can exist between the small slice-shaped extending part and the connecting rod 2 of the front rod 2a, a hole is arranged on the extending part of the rear rod 2b at the overlapping part, a convex ball matched with the hole is arranged on the extending part of the rear rod 2b is arranged on the front rod 2a, a spring is arranged in the convex ball, and the convex ball can be clamped in the hole arranged on the extending part of the rear rod 2b when the extending part of the rear rod 2b rotates to the front rod 2 a; the same structure can be replaced, namely, an extension part is arranged on the front rod 2a, and a convex ball is arranged on the rear rod 2 b; the second form is that a small slice-shaped extension part is extended forwards from the hinged tail end of the rear rod 2b, the small slice-shaped extension part can be partially overlapped with the connecting rod 2 of the front rod 2a, a hole is arranged on the extension part of the rear rod 2b at the overlapped part, a hole is also arranged on the corresponding position of the front rod 2a, and a through pin penetrating two holes is also arranged, and the through pin is inserted into the two holes when necessary, so that the two sections of the connecting rods 2 are prevented from swinging relatively; the same structure may be reversed, i.e., an extension portion may be provided on the front bar 2 a. The through hole and the end 3 on the hook head bottom plate 1b are in a circular truncated cone shape, the area of one end, far away from the connecting rod 2, of the space in the circular truncated cone shape is larger, and the diameter of the fixed connection position of the connecting rod 2 and the end 3 is smaller than the diameter of the connecting rod 2 which does not penetrate through the through hole on the hook head bottom plate 1 b. The condition of the end 3 in another form is that the area of the through hole on the hook bottom plate 1b is larger for the end far away from the connecting rod 2, the contact part of the end 3 and the through hole is a circular truncated cone, the end 3 further comprises a cylinder which is connected with the circular truncated cone and is arranged at the tail end of the end 3, and the diameter of the fixed connection part of the connecting rod 2 and the end 3 is smaller than the diameter of the connecting rod 2 which does not pass through the through hole on the hook bottom plate 1 b. The difference between the two forms is whether the end part of the circular truncated cone is provided with a cylinder.
In another form of the head 3, the through hole of the hook head bottom plate 1b and the head 3 are spherical, and the diameter of the spherical part is larger than that of the through hole of the hook head bottom plate 1 b.
A shield 4 fixedly connected with the hook plate 1a is arranged above the hook plate 1a, the shield 4 is fixedly connected above the hook opening of the hook plate 1a, and the projected area of the shield 4 covers the hook opening of the hook plate 1 a. The shield 4 has two forms, one is that the shield 4 comprises a T-shaped flat plate parallel to the hook plate 1a, and connecting short rods fixedly connected with three end points of the T-shaped flat plate and the hook plate 1a to form a small cage. Another form of the hood 4 is that said hood 4 further comprises a flat plate parallel to the hook plate 1a, and connecting side walls fixedly connected to the edges of the flat plate and the hook plate 1a, which form is more closed.
Working principle or using method:
in use, the hooked region of the hooked plate 1a is inserted into a vertical short rod, which is located inside the shroud 4. The short rod connects the front and rear vehicles, and the rotation of the short rod in all the connection processes timely resolves the rotation caused by the twisting of the front and rear vehicles.
Claims (10)
1. The utility model provides a universal coupling that pulls, includes connecting rod (2) and with connect gib head (1) at connecting rod (2) both ends, its characterized in that: the hook head (1) comprises two hook-shaped hook plates (1 a) which are arranged in parallel and a hook head base plate (1 b) which is vertically and fixedly connected with the two hook plates (1 a), a through hole which penetrates through the thickness of the hook head base plate (1 b) and is matched with the size of the connecting rod (2) is arranged on the hook head base plate (1 b), the connecting rod (2) is inserted into the through hole, and the end (3) of the connecting rod (2) which penetrates through the through hole and is matched with the shape and size of the through hole is arranged at the tail end of the through hole.
2. The universal coupling of claim 1, wherein: the cross section of the connecting rod (2) is circular, the connecting rod comprises two parts which are hinged with each other, a hinge shaft of the hinge part is vertically arranged, and the hinge part is also provided with a hinge locking device.
3. The universal coupling of claim 1, wherein: the inner side surface of the hook plate (1 a) of the hook head (1) is provided with a circular arc-shaped reinforcing rib (1 c) surrounding the hook opening of the hook plate (1 a).
4. The universal coupling of claim 1, wherein: the hook head (1) further comprises a vertical plate which is perpendicular to the hook plate (1 a) and the hook head bottom plate (1 b) and fixedly connected with the hook plate (1 a) and the hook head bottom plate (1 b).
5. The universal coupling of claim 2, wherein: through-hole and end (3) on gib head bottom plate (1 b) are for keeping away from the bigger round platform shape of connecting rod (2) one end area, the diameter of connecting rod (2) and end (3) fixed connection department is less than the diameter that through-hole department on gib head bottom plate (1 b) was not passed in connecting rod (2).
6. The universal coupling of claim 5, wherein: the through hole and the end head (3) on the hook head bottom plate (1 b) are spherical.
7. The universal coupling of claim 1, wherein: and a protective cover (4) fixedly connected with the hook plate (1 a) is arranged above the hook plate (1 a).
8. The universal coupling of claim 7, wherein: the shield (4) is fixedly connected above the hook-shaped opening of the hook-shaped plate (1 a), and the projected area of the shield (4) covers the hook-shaped opening of the hook-shaped plate (1 a).
9. The universal coupling of claim 7, wherein: the protective cover (4) comprises a T-shaped flat plate parallel to the hook plate (1 a) and connecting short rods fixedly connected with three end points of the T-shaped flat plate and the hook plate (1 a).
10. The universal coupling of claim 7, wherein: the shield (4) comprises a flat plate parallel to the hook plate (1 a) and a connecting side wall fixedly connected with the edge of the flat plate and the hook plate (1 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120928583.XU CN215244869U (en) | 2021-04-30 | 2021-04-30 | Universal car-pulling hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120928583.XU CN215244869U (en) | 2021-04-30 | 2021-04-30 | Universal car-pulling hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215244869U true CN215244869U (en) | 2021-12-21 |
Family
ID=79453581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120928583.XU Active CN215244869U (en) | 2021-04-30 | 2021-04-30 | Universal car-pulling hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215244869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116674606A (en) * | 2023-06-26 | 2023-09-01 | 中车株洲电力机车有限公司 | Traction device of railway vehicle |
-
2021
- 2021-04-30 CN CN202120928583.XU patent/CN215244869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116674606A (en) * | 2023-06-26 | 2023-09-01 | 中车株洲电力机车有限公司 | Traction device of railway vehicle |
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