CN217074101U - Stabilizing device for preventing vehicle ladder from toppling and slipping - Google Patents
Stabilizing device for preventing vehicle ladder from toppling and slipping Download PDFInfo
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- CN217074101U CN217074101U CN202221045171.2U CN202221045171U CN217074101U CN 217074101 U CN217074101 U CN 217074101U CN 202221045171 U CN202221045171 U CN 202221045171U CN 217074101 U CN217074101 U CN 217074101U
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Abstract
The utility model relates to a railway track overhauls technical field, discloses a car ladder prevents empting, antiskid fixing device, including connecting shoulder frame, brake block and card rail ware, connecting shoulder frame includes first installation position, second installation position and the third installation position that sets gradually along orbital length direction, first installation position department is equipped with first mounting bracket, card rail ware sets up the lower extreme at first mounting bracket in order to lock with the track, be equipped with the first hand wheel screw drive arrangement who is used for operating the action of card rail ware on the first mounting bracket; a second mounting frame is arranged at the second mounting position, a third mounting frame is arranged at the third mounting position, a fixed shaft is arranged on the second mounting frame, and a second hand wheel screw rod driving device is arranged on the third mounting frame; the utility model provides a pair of car ladder is prevented empting, is prevented slipping securing device has solved the problem that the operation of current car ladder rail grabbing ware is hard and have certain potential safety hazard.
Description
Technical Field
The utility model relates to a railway track overhauls technical field, concretely relates to car ladder prevents empting, antiskid moves securing device.
Background
The vehicle ladder is a tool frequently used in railway contact network maintenance operation, and has the characteristics of simplicity, flexibility and convenience. Railway rails have the curve ramp in addition, under the condition that runs into curve and ramp, overhauls contact net equipment and has the car ladder to empty, risk that constructor eminence falls on the car ladder. The special anti-tilt brake for the vehicle ladder can be used for operation on curves and ramps, prevents the vehicle ladder from tilting and slipping, and is suitable for the vehicle ladders of all models. An anti-tilt brake (i.e. a rail grabber) is a safety device special for the vehicle ladder to prevent overturning.
When daily use car ladder operation, for preventing that the car ladder from empting, ground auxiliary personnel will grab the rail ware with the car ladder and install in car ladder chassis one side when the equipment car ladder, will grab the rail ware and beat at one side rail when promoting the car ladder, prevent that the car ladder from empting. However, the field operation feedback has the following problems: firstly because grab rail ware structural feature, the car ladder often takes place jamming, impact problem in the operation, when consuming auxiliary personnel physical power, also causes the impact to the high altitude construction personnel. And secondly, the auxiliary personnel neglect to hit the rail grabbing device frequently, and the personnel safety of the high-altitude operation personnel is threatened when the railway line curve outer rail is over high and the vehicle ladder is inclined. Thirdly, at present, the auxiliary personnel of the vehicle ladder in each work area basically use the tiptoes to support the wheel pair for skid prevention in the process of pushing the vehicle ladder, and then use the hand to support for fixation, so that the potential safety hazard of the sliding of the vehicle ladder exists if the auxiliary personnel leave suddenly in the operation field. Therefore, how to improve the rail grabber of the vehicle ladder becomes a problem which needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a car ladder prevents empting, antiskid securing device for solve at least one above-mentioned problem that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a stable device for preventing a vehicle ladder from toppling and slipping comprises a connecting shoulder frame, a brake shoe and a rail clamping device, wherein the connecting shoulder frame comprises a first mounting position, a second mounting position and a third mounting position which are sequentially arranged along the length direction of a track, a first mounting frame is arranged at the first mounting position, the rail clamping device is arranged at the lower end of the first mounting frame to be locked with the track, and a first hand wheel screw rod driving device for operating the rail clamping device to move is arranged on the first mounting frame;
the brake shoe is characterized in that a second mounting frame is arranged at the second mounting position, a third mounting frame is arranged at the third mounting position, a fixed shaft is arranged on the second mounting frame, a second wheel screw rod driving device is arranged on the third mounting frame, and two ends of the brake shoe are fixedly connected with the lower ends of the fixed shaft and the second wheel screw rod driving device respectively.
In the technical scheme, a first handwheel lead screw driving device for operating the rail clamping device to act is arranged on a first mounting frame, the first lead screw can move up and down relative to a connecting shoulder frame through the rotation of the first lead screw of the first handwheel lead screw driving device, the rail clamping device is driven in the process of moving up and down of the first lead screw, and two clamping jaws of the rail clamping device can clamp a rail; the two ends of the brake shoe are fixedly connected with the fixed shaft and the lower end of the second hand wheel screw rod driving device respectively, so that the second screw rod is driven to rotate by the second hand wheel of the second hand wheel screw rod driving device, the second screw rod can move up and down relative to the connecting shoulder frame, the driving of the end part of the brake shoe is realized in the process that the second screw rod moves up and down, and in use, the brake shoe presses on the vehicle ladder wheel, and the braking effect of the brake shoe on the vehicle ladder wheel is controlled by the driving of the end part of the brake shoe. To sum up, this design can realize the quick locking of orbital quick locking and car ladder wheel through first hand wheel lead screw drive arrangement and second hand wheel lead screw drive arrangement's operation, and first hand wheel lead screw drive arrangement connects the card rail ware, prevents the car ladder and emptys through realizing with orbital locking, and second hand wheel lead screw drive arrangement connects the brake block, realizes preventing the car ladder through the braking to the car ladder wheel and slides, accomplishes the firm use of car ladder jointly.
Through tests, the anti-slip property, anti-toppling property and stability of the design meet the requirements of daily catenary maintenance operation, the operation efficiency can be greatly improved, and the operation time for operating the rail grabbing device is shortened; the maintenance operation of the contact net in a special section can be greatly protected, such as: curve district section, big ramp section etc. accomplish the operation safety of contact net car ladder high altitude construction personnel that can be better through this technique.
Furthermore, for better realization of fixing the chassis at the lower end of the car ladder, hoops are respectively arranged on the first mounting frame and/or the second mounting frame in a manner of extending towards the inner side of the track, and the hoops are used for locking the chassis at the lower end of the car ladder.
Furthermore, the first hand wheel screw rod driving device and the second hand wheel screw rod driving device both comprise hand wheel screw rods and fast hand wheels fixed at the upper ends of the hand wheel screw rods.
Further, in order to provide a concrete support body structure and be convenient for install the fixed axle, connect the shoulder frame and include the fixed frame of first fixed frame and the fixed frame of second that extends along orbital length direction, the fixed frame of first fixed frame and second sets up relatively, fixed axle and third mounting bracket all transversely set up between the fixed frame of first fixed frame and second.
Furthermore, in order to realize the fixed installation of the fixed shaft, two ends of the fixed shaft respectively extend out of the first fixed frame and the second fixed frame, and the fixed installation of the fixed shaft is realized by installing first nuts in threaded fit with the fixed shaft at two ends of the fixed shaft.
Further, in order to conveniently realize the locking with the car ladder chassis, the staple bolt includes clamping piece and lower clamping piece, go up the one end normal running fit of clamping piece and lower clamping piece, it is equipped with the retaining member to go up between the other end of clamping piece and lower clamping piece.
Further, in order to facilitate the operation of the locking effect of the upper clamping piece and the lower clamping piece, the locking piece comprises a bolt and a second nut.
Furthermore, in order to facilitate the installation of the hoop, the first mounting frame and/or the second mounting frame extend towards the inner side of the track to form an extension arm, and the hoop is arranged at the end part of the extension arm.
Furthermore, in order to fix the brake pad skin conveniently, a fixing seat is arranged at the lower end of a screw rod of the second wheel screw rod driving device, and the fixing seat is fixedly connected with the end part of the brake pad skin.
Furthermore, in order to achieve a better braking effect, the brake lining is formed by anchoring and connecting a safety belt and a rubber pad.
The utility model has the advantages that: in the technical scheme, a first handwheel lead screw driving device for operating the rail clamping device to act is arranged on a first mounting frame, the first lead screw can move up and down relative to a connecting shoulder frame through the rotation of the first lead screw of the first handwheel lead screw driving device, the rail clamping device is driven in the process of moving up and down of the first lead screw, and two clamping jaws of the rail clamping device can clamp a rail; the two ends of the brake shoe are fixedly connected with the fixed shaft and the lower end of the second hand wheel screw rod driving device respectively, so that the second screw rod is driven to rotate by the second hand wheel of the second hand wheel screw rod driving device, the second screw rod can move up and down relative to the connecting shoulder frame, the driving of the end part of the brake shoe is realized in the process that the second screw rod moves up and down, and in use, the brake shoe presses on the vehicle ladder wheel, and the braking effect of the brake shoe on the vehicle ladder wheel is controlled by the driving of the end part of the brake shoe. To sum up, this design can realize the quick locking of orbital quick locking and car ladder wheel through first hand wheel lead screw drive arrangement and second hand wheel lead screw drive arrangement's operation, and first hand wheel lead screw drive arrangement connects the card rail ware, prevents the car ladder and emptys through realizing with orbital locking, and second hand wheel lead screw drive arrangement connects the brake block, realizes preventing the car ladder through the braking to the car ladder wheel and slides, accomplishes the firm use of car ladder jointly.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the structure of the present invention;
fig. 4 is a schematic top view of the present invention.
In the figure: a connecting shoulder frame 1; a first fixed frame 1.1; a second fixed frame 1.2; a brake shoe 2; a rail clamping device 3; a first mounting frame 4; a second mounting bracket 5; a first hand wheel screw driving device 6; a second hand wheel screw rod driving device 7; a third mounting bracket 8; a fixed shaft 9; a hoop 10; an upper clamping piece 10.1; a lower jaw 10.2; a hand wheel screw rod 11; a quick hand wheel 12; a first nut 13; a bolt 14; an extension arm 15; a fixed base 16; a second nut 17; and a third nut 18.
Detailed Description
Example 1:
as shown in fig. 1-4, the embodiment provides a stabilizing device for preventing tipping and sliding of a car ladder, which includes a connecting shoulder frame 1, a brake shoe 2 and a rail clamping device 3, wherein the connecting shoulder frame 1 includes a first mounting position, a second mounting position and a third mounting position which are sequentially arranged along the length direction of a track, the first mounting position is provided with a first mounting frame 4, the rail clamping device 3 is arranged at the lower end of the first mounting frame 4 to be locked with the track, and the first mounting frame 4 is provided with a first handwheel screw rod driving device 6 for operating the rail clamping device 3;
the second mounting frame 5 is arranged at the second mounting position, the third mounting frame 8 is arranged at the third mounting position, the fixing shaft 9 is arranged on the second mounting frame 5, the second wheel screw driving device 7 is arranged on the third mounting frame 8, and two ends of the brake shoe 2 are fixedly connected with the fixing shaft 9 and the lower end of the second wheel screw driving device 7 respectively.
In the technical scheme, a first hand wheel screw rod driving device 6 for operating the rail clamping device 3 to act is arranged on a first mounting frame 4, the first screw rod is driven to move up and down relative to a connecting shoulder frame 1 through the rotation of a first screw rod of the first hand wheel screw rod driving device 6, the rail clamping device 3 is driven in the process of moving up and down of the first screw rod, and two clamping jaws of the rail clamping device 3 can clamp a rail; because the two ends of the brake shoe 2 are respectively and fixedly connected with the fixed shaft 9 and the lower end of the second hand wheel screw rod driving device 7, the second hand wheel of the second hand wheel screw rod driving device 7 drives the second screw rod to rotate so as to realize the up-and-down movement of the second screw rod relative to the connecting shoulder frame 1, and the driving of the end part of the brake shoe 2 is realized in the up-and-down movement process of the second screw rod, in use, because the brake shoe 2 is pressed on the vehicle ladder wheel, the braking effect of the brake shoe 2 on the vehicle ladder wheel is controlled through the driving of the end part of the brake shoe 2. To sum up, this design can realize the quick locking of orbital quick locking and ladder wheel through the operation of first hand wheel lead screw drive arrangement 6 and second hand wheel lead screw drive arrangement 7, and first hand wheel lead screw drive arrangement 6 connects card rail ware 3, prevents the ladder and emptys through realizing with orbital locking, and second hand wheel lead screw drive arrangement 7 connects brake shoe 2, prevents the ladder and slides through the braking realization to the ladder wheel, accomplishes the firm use of ladder jointly.
Through tests, the anti-slip property, anti-toppling property and stability of the design meet the requirements of daily catenary maintenance operation, the operation efficiency can be greatly improved, and the operation time for operating the rail grabbing device is shortened; the maintenance operation of the contact net in a special section can be greatly protected, such as: curve district section, heavy grade way district section etc. accomplish the operation safety of contact net car ladder high altitude construction personnel that can be better through this technique.
Example 2:
this embodiment is optimized based on embodiment 1 described above.
In order to better fix the chassis at the lower end of the vehicle ladder, the first mounting rack 4 and/or the second mounting rack 5 are/is provided with hoops 10 respectively extending towards the inner side of the track, and the hoops 10 are used for being locked with the chassis at the lower end of the vehicle ladder.
Example 3:
this embodiment is optimized based on embodiment 1 described above.
The first hand wheel screw rod driving device 6 and the second hand wheel screw rod driving device 7 both comprise a hand wheel screw rod 11 and a quick hand wheel 12 fixed at the upper end of the hand wheel screw rod 11.
Example 4:
this embodiment is optimized based on embodiment 1 described above.
In order to provide a concrete support body structure and be convenient for install fixed axle 9, connect shoulder frame 1 and include the fixed frame 1.1 of first fixed frame 1.1 and the fixed frame 1.2 of second that extend along orbital length direction, first fixed frame 1.1 and the fixed frame 1.2 of second set up relatively, fixed axle 9 and third mounting bracket 8 all transversely set up between the fixed frame 1.1 of first fixed frame and second 1.2.
Example 5:
this embodiment is optimized based on embodiment 4 described above.
In order to realize the fixed installation of the fixed shaft 9, two ends of the fixed shaft 9 respectively extend out of the first fixed frame 1.1 and the second fixed frame 1.2, and the fixed installation of the fixed shaft 9 is realized by installing first nuts 13 which are in threaded fit with the fixed shaft 9 at two ends of the fixed shaft 9.
Example 6:
this embodiment is optimized based on embodiment 2 described above.
In order to realize the locking with the chassis of the vehicle ladder conveniently, the hoop 10 comprises an upper clamping piece 10.1 and a lower clamping piece 10.2, one end of the upper clamping piece 10.1 is matched with one end of the lower clamping piece 10.2 in a rotating mode, and a locking piece is arranged between the other end of the upper clamping piece 10.1 and the other end of the lower clamping piece 10.2.
Example 7:
this embodiment is optimized based on embodiment 8 described above.
In order to facilitate the locking effect of the upper jaw 10.1 and the lower jaw 10.2, the locking member comprises a bolt 14 and a second nut 17.
Example 8:
this embodiment is optimized based on embodiment 2 described above.
In order to facilitate the installation of the hoop 10, the first mounting frame 4 and/or the second mounting frame 5 extend towards the inner side of the track to form an extension arm 15, and the hoop 10 is arranged at the end of the extension arm 15.
Example 9:
this embodiment is optimized based on embodiment 3 described above.
In order to fix the brake pad skin conveniently, a fixing seat 16 is arranged at the lower end of the screw rod of the second wheel screw rod driving device 7, and the fixing seat 16 is fixedly connected with the end part of the brake pad skin 2.
Example 10:
this embodiment is optimized based on embodiment 1 described above.
In order to achieve a better braking effect, the brake shoe 2 is formed by anchoring and connecting a safety belt and a rubber pad.
It should be noted that, in the above embodiment, the rail clamping device 3 is of an existing design, the first mounting bracket 4 is further provided with a third nut 18, and the lower end of the first lead screw is in threaded fit with the third nut 18.
Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a car ladder prevents empting, antiskid remove securing device which characterized in that: the brake pad is characterized by comprising a connecting shoulder frame, a brake pad and a rail clamping device, wherein the connecting shoulder frame comprises a first mounting position, a second mounting position and a third mounting position which are sequentially arranged along the length direction of a track, a first mounting frame is arranged at the first mounting position, the rail clamping device is arranged at the lower end of the first mounting frame to be locked with the track, and a first hand wheel screw rod driving device for operating the rail clamping device to move is arranged on the first mounting frame;
the brake shoe is characterized in that a second mounting frame is arranged at the second mounting position, a third mounting frame is arranged at the third mounting position, a fixing shaft is arranged on the second mounting frame, a second hand wheel screw rod driving device is arranged on the third mounting frame, and two ends of the brake shoe are fixedly connected with the lower ends of the fixing shaft and the second hand wheel screw rod driving device respectively.
2. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder according to claim 1, wherein: the first mounting frame and/or the second mounting frame extend towards the inner side of the track and are respectively provided with an anchor ear, and the anchor ears are used for being locked with a chassis at the lower end of the vehicle ladder.
3. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder according to claim 1, wherein: the first hand wheel screw rod driving device and the second hand wheel screw rod driving device both comprise hand wheel screw rods and quick hand wheels fixed at the upper ends of the hand wheel screw rods.
4. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder according to claim 1, wherein: connect the shoulder frame and include the fixed frame of first fixed frame and the fixed frame of second that extends along orbital length direction, the fixed frame of first fixed frame and second sets up relatively, fixed axle and third mounting bracket all transversely set up between the fixed frame of first fixed frame and second.
5. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder as claimed in claim 4, wherein: the two ends of the fixed shaft respectively extend out of the first fixed frame and the second fixed frame, and the fixed mounting of the fixed shaft is realized by mounting first nuts in threaded fit with the fixed shaft at the two ends of the fixed shaft.
6. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder as claimed in claim 2, wherein: the staple bolt includes clamping piece and lower clamping piece, go up the one end normal running fit of clamping piece and lower clamping piece, it is equipped with the retaining member to go up between the other end of clamping piece and lower clamping piece.
7. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder as claimed in claim 6, wherein: the retaining member includes a bolt and a second nut.
8. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder as claimed in claim 2, wherein: the first mounting bracket and/or the second mounting bracket extend towards the inner side of the track to form an extension arm, and the hoop is arranged at the end part of the extension arm.
9. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder according to claim 3, wherein: and a fixed seat is arranged at the lower end of the screw rod of the second hand wheel screw rod driving device and is fixedly connected with the end part of the brake shoe.
10. The anti-toppling and anti-slipping stabilizing device for the vehicle ladder according to claim 1, wherein: the brake shoe is formed by anchoring and connecting a safety belt and a rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221045171.2U CN217074101U (en) | 2022-04-29 | 2022-04-29 | Stabilizing device for preventing vehicle ladder from toppling and slipping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221045171.2U CN217074101U (en) | 2022-04-29 | 2022-04-29 | Stabilizing device for preventing vehicle ladder from toppling and slipping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217074101U true CN217074101U (en) | 2022-07-29 |
Family
ID=82502623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221045171.2U Active CN217074101U (en) | 2022-04-29 | 2022-04-29 | Stabilizing device for preventing vehicle ladder from toppling and slipping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217074101U (en) |
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2022
- 2022-04-29 CN CN202221045171.2U patent/CN217074101U/en active Active
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