CN212158787U - Lifting rail structure of locomotive weighing device - Google Patents
Lifting rail structure of locomotive weighing device Download PDFInfo
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- CN212158787U CN212158787U CN202020968121.6U CN202020968121U CN212158787U CN 212158787 U CN212158787 U CN 212158787U CN 202020968121 U CN202020968121 U CN 202020968121U CN 212158787 U CN212158787 U CN 212158787U
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Abstract
The invention discloses a lifting rail structure of a locomotive weighing device, which comprises a lifting rail, a lifting device, a wheel weight measuring weighing platform, a sliding support plate and a driving assembly, wherein the lifting device is arranged in a pit; during weighing operation, the driving assembly drives the sliding supporting plate to be separated from the lower part of the lifting rail, the lifting device drives the lifting rail to descend, and the wheel pair wheel rim of the vehicle falls on the wheel weight measuring weighing platform. The weighing device can select when to weigh according to user requirements, the wheels do not contact with the wheel weight measuring weighing platform when not weighing, abrasion of the wheel weight measuring weighing platform is reduced, the service life of the wheel weight measuring weighing platform is prolonged, and the weighing device has high practicability.
Description
Technical Field
The invention relates to the field of weighing devices, in particular to a lifting rail structure of a weighing device of a locomotive vehicle.
Background
The existing locomotive weighing mode adopts a weighing sensor arranged below a fixed track or a raised wheel rim weighing platform arranged on the inner side of the track so as to realize the weighing operation of the locomotive.
Above-mentioned rolling stock mode of weighing, even when non-weighing operation requires, rim weighing platform is in operating condition always, when bogie or rolling stock is through being provided with the track of rim weighing platform, bogie or rolling stock's most rim all can contact with rim weighing platform, and contact of bogie or rolling stock and rim weighing platform under the non-weighing operation state can cause wearing and tearing to rim weighing platform, seriously influences the life of rim weighing platform.
Although the chinese patent applications with the prior art publications CN202403785U and CN210119282U all realize vehicle weighing, the contact between the wheel and the weighing platform cannot be avoided in the non-weighing state.
Disclosure of Invention
Aiming at the technical problems, the invention provides a lifting rail structure of a locomotive weighing device, which can select when to weigh according to the requirements of users, wheels do not contact with a wheel weight measuring weighing platform when not weighing, and the wear of the wheel weight measuring weighing platform is small.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the lifting rail structure of the weighing device of the locomotive comprises a lifting rail, a lifting device, a wheel weight measuring weighing platform, a sliding support plate and a driving assembly, wherein the lifting device is arranged in a pit, the lifting rail is arranged at the top of the lifting device, the lifting rail is communicated with two sections of rails, the sliding support plate is positioned below the lifting rail during non-weighing operation and provides support for the lifting rail, and the top of the lifting rail and the top of the rails are positioned in the same plane; during weighing operation, the driving assembly drives the sliding supporting plate to be separated from the lower portion of the lifting rail, the lifting device drives the lifting rail to descend, and the wheel pair wheel rim of the vehicle falls on the wheel weight measuring weighing platform.
By adopting the technical scheme, the invention achieves the technical effects that: the lifting device of the lifting rail structure of the locomotive weighing device is arranged in a pit, and the lifting rail moves up and down under the driving of the lifting device; when the lifting rail is not weighed, the sliding support plate provides support for the lifting rail, the lifting rail is ensured to be communicated with the two sections of rails, and the lifting rail can normally drive a vehicle at the position; when weighing, the driving assembly drives the sliding supporting plate to be separated from the lower part of the lifting rail, the lifting rail is driven by the lifting device to descend, and the wheel pair wheel rim of the vehicle falls on the wheel weight measuring weighing platform. The weighing device can select when to weigh according to user requirements, the wheels do not contact with the wheel weight measuring weighing platform when not weighing, abrasion of the wheel weight measuring weighing platform is reduced, the service life of the wheel weight measuring weighing platform is prolonged, and the weighing device has high practicability.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of a lifting rail structure of a weighing device of a rolling stock provided by the invention;
FIG. 2 is a front view of a rail structure of a locomotive weighing apparatus of FIG. 1;
FIG. 3 is a top plan view of the lift rail structure of the locomotive weighing device of FIG. 1;
FIG. 4 is a schematic view of the wheel-to-wheel weight measurement scale contact position of FIG. 1;
FIG. 5 is an enlarged view of the wheel contact position with the wheel weight measuring scale in a non-weighing condition;
fig. 6 is an enlarged view of the contact position of the wheel with the wheel weight measuring scale in the weighing state.
Reference numerals:
110-lifting rails, 121-wheel pair supporting tables, 122-weighing devices, 131-fixing frames, 132-lifting rods, 133-lifting frames, 141-speed reducing motors, 142-transmission shafts, 150-sliding supporting plates, 160-driving assemblies, 161-mounting seats, 162-fixing plates, 163-hydraulic cylinders, 164-connecting blocks, 210-tracks and 300-vehicle wheel pairs.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the lifting rail 110 structure of the weighing device of the rolling stock provided by the invention comprises a lifting rail 110, a lifting device, a wheel weight measuring weighing platform, a sliding support plate 150 and a driving assembly 160, wherein the lifting device is installed in a pit, the lifting rail 110 is installed at the top of the lifting device, the sliding support plate 150 is positioned below the lifting rail 110 during non-weighing operation to support the lifting rail 110, and the lifting rail 110 is communicated with two sections of rails 210; during weighing operation, the driving assembly 160 drives the sliding support plate 150 to be separated from the lower part of the lifting rail 110, the lifting device drives the lifting rail 110 to descend, and the wheel rim of the vehicle wheel pair 300 falls on the wheel weight measuring weighing platform.
Further, the lifting rail 110 is located between the two sections of rails 210, when the sliding support plate 150 provides support for the lifting rail 110, the lifting rail 110 is communicated with the two sections of rails 210, and the upper surface of the lifting rail 110 and the upper surfaces of the two sections of rails 210 are in the same plane, so that normal driving of the lifting rail 110 is ensured.
As an implementation manner, the driving assembly 160 includes a mounting base 161, a hydraulic cylinder 163, and a fixing plate 162, the mounting base 161 is fixedly installed on the pit sealing plate below the lifting rail 110, the fixing plate 162 is installed on the top of the mounting base 161, the sliding support plate 150 is placed on the fixing plate 162, the hydraulic cylinder 163 is fixed in the mounting base 161, the output end of the hydraulic cylinder 163 penetrates through the mounting base 161 and is connected with the sliding support plate 150 through a connecting block 164, and the hydraulic cylinder 163 drives the sliding support plate 150 to be disengaged from or moved below the lifting rail 110.
The setting of mount pad 161 can provide the support for the lift rail 110, and the fixed plate 162 at the mount pad 161 top is fixed in the cooperation, and the supporting effect is better. The hydraulic cylinder 163 is transversely installed in the mounting seat 161, and the extending direction of the hydraulic cylinder is perpendicular to the vertical plane of the lifting rail 110, so that the sliding support plate 150 can be better driven to move on the fixing plate 162. When the weight is not weighed, the lifting rail 110 rises, and the sliding support plate 150 enters the lower part of the lifting rail 110 under the action of the hydraulic cylinder 163 to provide support for the lifting rail 110; before weighing, the sliding support plate 150 is separated from the lower part of the lifting rail 110 under the action of the hydraulic cylinder 163, the lifting rail 110 descends under the action of the lifting device, the rail 210 vehicle stopped on the lifting rail 110 descends, the wheel rim of the vehicle wheel pair 300 can be contacted with the wheel weight measuring weighing platform, and therefore weighing of the vehicle body or the bogie of the rail 210 is achieved.
Further, the hydraulic cylinder 163 is also controlled electrically, and is controlled electrically, so that the hydraulic cylinder 163 is controlled more simply, and simultaneously, the hydraulic cylinders 163 which need to be adjusted can be controlled synchronously by adopting the electrical control, so that the control is more accurate and more convenient.
As an embodiment, the length of the sliding support plate 150 is greater than or equal to the width of the lifting rail 110; the length of the fixing plate 162 is equal to or greater than the sum of the length of the sliding support plate 150 and the width of the lifting rail 110.
The sliding support plate 150 is ensured not to be separated from the fixing plate 162 in the sliding process, and the sliding support plate 150 is also ensured to be better moved to the lower side of the lifting rail 110, so as to provide support for the lifting rail 110 in a non-weighing state.
As an embodiment, an end of the fixing plate 162 away from the lifting rail 110 is provided with a notch for sliding the connecting block 164. Further, the length of the notch is greater than or equal to the length of the sliding support plate 150.
The notch provides a guide function for the reciprocating motion of the connecting block 164, so that the sliding support plate 150 can move in the extending direction of the notch, and the reciprocating motion of the sliding support plate 150 at a preset position is ensured to move to the lower part of the lifting rail 110 or be released from the lower part of the lifting rail 110. Meanwhile, the length of the notch is greater than or equal to that of the sliding support plate 150, so that the connecting block 164 cannot be separated from the notch in the sliding process, and the reciprocating motion effect of the sliding support plate 150 is ensured.
As an embodiment, the wheel weight measuring weighing platform comprises a wheel support platform 121 and a plurality of weighing devices 122, the wheel support platform 121 is mounted on the plurality of weighing devices 122, and the wheel support platform 121 is arranged along the extending direction of the lifting rail 110.
The wheel pair supporting table 121 is installed on the evenly-arranged weighing device 122, so that the stability of the wheel pair supporting table 121 is ensured, and the effect of weight measurement is ensured. Meanwhile, the wheel pair supporting platform 121 arranged along the extending direction of the lifting rail 110 ensures that the wheel rim of the locomotive can be better wound on the wheel pair supporting platform 121 after the lifting rail 110 descends, and the supporting and weighing effects are ensured.
As an implementation manner, a groove for accommodating the rim of the vehicle wheelset 300 is formed in the middle of the wheelset supporting platform 121, a flange is disposed on a side of the top of the lifting rail 110 facing the wheelset supporting platform 121, a strip-shaped notch is formed in a position on the wheelset supporting platform 121 corresponding to the flange, and the flange is located in the strip-shaped notch, so that during non-weighing operation, the distance from the lower edge of the flange to the bottom of the strip-shaped notch is greater than or equal to the descending distance of the lifting rail 110.
The arrangement of the groove can better support the wheel rim 300 of the vehicle wheel set, and the wheel rim 300 of the vehicle wheel set is not contacted with the bottom of the groove during non-weighing operation. The tread of the supporting vehicle wheel pair 300 and the strip-shaped gap are in a step shape, when the lifting rail 110 moves up and down, the flange is always kept in the strip-shaped gap, and the strip-shaped gap has a certain guiding function. Further, the wheel pair supporting platform 121 is provided with an accommodating groove for accommodating a wheel rim at the top of one side of the lifting rail 110, and the strip-shaped notch is arranged at one side of the accommodating groove attached to the lifting rail 110.
As one implementation mode, the lifting device comprises a lifting frame and a lifting device, the lifting frame is positioned in the pit, the lifting device is installed on the lifting frame, the top of the lifting frame penetrates out of the pit sealing plate, and the lifting rail 110 is fixedly installed at the top of the lifting frame.
The lifting frame is positioned in the pit, so that the occupation of the space above the ground is reduced, and the interference to driving, weighing and the like is avoided. The lifting device is arranged on the lifting frame, and can better drive the lifting frame to ascend or descend, thereby realizing the lifting control of the lifting rail 110.
Furthermore, the lifting device can be a plurality of hydraulic cylinders or air cylinders, the hydraulic cylinders or the air cylinders are fixedly arranged in grooves formed in the ground, the lifting rail 110 is arranged at the output ends of the hydraulic cylinders or the air cylinders through a mounting seat, and the hydraulic cylinders or the air cylinders are synchronously lifted or lowered through electrical control so as to realize the lifting or lowering control of the lifting rail 110.
As an implementation manner, the lifting frame includes a fixing frame 131, a plurality of lifting rods 132 and a lifting frame 133, the fixing frame 131 is transversely and fixedly installed in the pit, the plurality of lifting rods 132 are slidably installed on the fixing frame 131, the tops of the plurality of lifting rods 132 are fixedly installed on the lower surface of the corresponding lifting rail 110, the bottoms of the plurality of lifting rods 132 are vertically fixed on the lifting frame 133, and the lifting device is fixedly installed on the fixing frame 131 and drives the lifting rods 132 to ascend or descend.
The fixed mount 131 is fixedly installed in the pit, so that the lifting device and the lifting rod 132 can be conveniently installed and fixed, and the lifting rod 132 slidably installed on the fixed mount 131 can move up and down more smoothly when the lifting device drives the lifting rod 132 to move up and down. The lifting device drives the lifting rod 132 to move up and down, so that the lifting rail 110 can be adjusted to ascend and descend.
Further, the lifting rod 132 can be directly installed on the pit car lifting jack unit, when the pit car lifting jack is used, the lifting rail 110 is used as a bearing device to support a car body or a bogie, when weighing is needed, the lifting rail 110 is adjusted to descend, and wheels of the car body are in contact with the wheel weight measuring weighing platform to realize weighing. The pit type car lifting jack is improved on the basis of the original pit type car lifting jack, a pit foundation does not need to be manufactured, construction is simpler, and cost is saved.
As an implementation manner, the lifting device includes a transmission shaft 142 and a reduction motor 141, the reduction motor 141 is fixedly installed on the fixing frame 131, an output end of the reduction motor 141 is drivingly connected with one end of the transmission shaft 142, and the other end of the transmission shaft 142 is threadedly connected with the lifting frame 133.
The speed reducing motor 141 is fixedly installed on the fixing frame 131, an output end thereof drives the transmission shaft 142 to rotate, the other end of the transmission shaft 142 is in threaded connection with the lifting frame 133, and the transmission shaft 142 itself only rotates and does not move up and down. When the transmission shaft 142 rotates, the lifting frame 133 moves upwards or downwards under the action of the transmission shaft 142, is in threaded connection, and is more stable and has higher adjustment precision when the lifting frame 133 moves upwards or downwards.
Further, the operation of the reduction motor 141 is electrically controlled, and the reduction gear can be controlled only by opening the corresponding control end.
Further, the lifting rail 110 is at least 2 sections, and is an even number of sections greater than or equal to 2, the plurality of sections of lifting rails 110 are oppositely arranged on the two rails 210, the lifting rails 110 on the same rail 210 are arranged according to the length of the vehicle body, the distance between adjacent bogies or the corresponding positions of wheels when the vehicle body is weighed, and when the weighing state is ensured, the locomotive vehicle to be weighed can descend along with the lifting rails 110 and is in contact with the wheel weight measuring weighing platform.
At least 1 wheel weight measuring weighing platform is arranged on the inner side of each section of lifting rail 110, the specific number is based on the number of wheels on one side of the rolling stock to be weighed, so that two wheels or a plurality of wheels of the rolling stock to be weighed, a car body or a bogie can fall on the corresponding wheel weight measuring weighing platforms, and the whole rolling stock to be weighed is weighed.
All wheel weight measurement weighing platforms are connected with an output processing terminal through a data acquisition module, the data acquisition module can acquire data of the wheel weight measurement weighing platforms under all weighing states simultaneously and send the data to the output processing terminal, and the data processing terminal can receive, calculate, display in real time, automatically generate reports, store and print the data.
By adopting the technical scheme, the invention achieves the technical effects that: the lifting device of the lifting rail structure of the locomotive weighing device is arranged in a pit, and the lifting rail moves up and down under the driving of the lifting device; when the lifting rail is not weighed, the sliding support plate provides support for the lifting rail, the lifting rail is ensured to be communicated with the two sections of rails, and the lifting rail can normally drive a vehicle at the position; when weighing, the driving assembly drives the sliding supporting plate to be separated from the lower part of the lifting rail, the lifting rail is driven by the lifting device to descend, and the wheel pair wheel rim of the vehicle falls on the wheel weight measuring weighing platform. The weighing device can select when to weigh according to user requirements, the wheels do not contact with the wheel weight measuring weighing platform when not weighing, abrasion of the wheel weight measuring weighing platform is reduced, the service life of the wheel weight measuring weighing platform is prolonged, and the weighing device has high practicability.
The foregoing embodiments are intended to illustrate that the invention may be implemented or used by those skilled in the art, and modifications to the above embodiments will be apparent to those skilled in the art, and therefore the invention includes, but is not limited to, the above embodiments, any methods, processes, products, etc., consistent with the principles and novel and inventive features disclosed herein, and fall within the scope of the invention.
Claims (10)
1. The utility model provides a rolling stock weighing device lift rail structure which characterized in that: the wheel load weighing device comprises a lifting rail, a lifting device, a wheel load measuring weighing platform, a sliding support plate and a driving assembly, wherein the lifting device is arranged in a pit, the lifting rail is arranged at the top of the lifting device, the sliding support plate is positioned below the lifting rail during non-weighing operation to provide support for the lifting rail, and the lifting rail is communicated with two sections of rails; during weighing operation, the driving assembly drives the sliding supporting plate to be separated from the lower portion of the lifting rail, the lifting device drives the lifting rail to descend, and the wheel pair wheel rim of the vehicle falls on the wheel weight measuring weighing platform.
2. The rolling stock weighing apparatus riser rail structure of claim 1, wherein: the driving assembly comprises a mounting seat, a hydraulic cylinder and a fixing plate, the mounting seat is fixedly mounted on a pit sealing plate below the lifting rail, the fixing plate is mounted at the top of the mounting seat, the sliding support plate is placed on the fixing plate, the hydraulic cylinder is fixed in the mounting seat, the output end of the hydraulic cylinder penetrates out of the mounting seat and is connected with the sliding support plate through a connecting block, and the hydraulic cylinder drives the sliding support plate to be separated from or move to the position below the lifting rail.
3. A rolling stock weighing device lifting rail structure as claimed in claim 2 wherein: the length of the sliding support plate is greater than or equal to the width of the lifting rail; the length of the fixing plate is more than or equal to the sum of the length of the sliding support plate and the width of the lifting rail.
4. A rolling stock weighing device lifting rail structure as claimed in claim 2 wherein: one end of the fixing plate, which is far away from the lifting rail, is provided with a notch used for the connecting block to slide.
5. The rolling stock weighing apparatus riser rail structure of claim 4, wherein: the length of the notch is larger than or equal to that of the sliding support plate.
6. The rolling stock weighing apparatus riser rail structure of claim 1, wherein: the wheel load measuring weighing platform comprises a wheel pair supporting platform and a plurality of weighing devices, wherein the wheel pair supporting platform is arranged on the weighing devices in a plurality, and the wheel pair supporting platform is arranged along the extending direction of the lifting rail.
7. The rolling stock weighing apparatus riser rail structure of claim 6, wherein: the middle part of the wheel pair supporting table is provided with a groove for containing a wheel pair wheel rim of a vehicle, the top of the lifting rail faces towards one side of the wheel pair supporting table, a strip-shaped notch is arranged at a position, corresponding to the flange, on the wheel pair supporting table, the flange is located in the strip-shaped notch, and during non-weighing operation, the distance between the lower edge of the flange and the bottom of the strip-shaped notch is larger than or equal to the descending distance of the lifting rail.
8. The rolling stock weighing apparatus riser rail structure of claim 1, wherein: the lifting device comprises a lifting frame and a lifting device, the lifting frame is located in the pit, the lifting device is installed on the lifting frame, the top of the lifting frame penetrates out of the pit sealing plate, and the lifting rail is fixedly installed at the top of the lifting frame.
9. The rolling stock weighing apparatus riser rail structure of claim 8, wherein: the crane includes mount, many lifter and hoisting frame, the horizontal fixed mounting of mount is in the pit, many the lifter slidingtype is installed on the mount, many the top fixed mounting of lifter corresponds the lower surface of lift rail, the equal vertical fixation in its bottom on the hoisting frame, hoisting device fixed mounting be in on the mount, and drive the lifter rises or descends.
10. The rolling stock weighing apparatus riser rail structure of claim 9, wherein: the lifting device comprises a transmission shaft and a speed reducing motor, the speed reducing motor is fixedly mounted on the fixing frame, the output end of the speed reducing motor is in driving connection with one end of the transmission shaft, and the other end of the transmission shaft is in threaded connection with the lifting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020968121.6U CN212158787U (en) | 2020-06-01 | 2020-06-01 | Lifting rail structure of locomotive weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020968121.6U CN212158787U (en) | 2020-06-01 | 2020-06-01 | Lifting rail structure of locomotive weighing device |
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| CN212158787U true CN212158787U (en) | 2020-12-15 |
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| CN202020968121.6U Active CN212158787U (en) | 2020-06-01 | 2020-06-01 | Lifting rail structure of locomotive weighing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803351A (en) * | 2022-05-09 | 2022-07-29 | 浙江名创光电科技有限公司 | Automatic weighing mechanism and conveying device with same |
-
2020
- 2020-06-01 CN CN202020968121.6U patent/CN212158787U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803351A (en) * | 2022-05-09 | 2022-07-29 | 浙江名创光电科技有限公司 | Automatic weighing mechanism and conveying device with same |
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