CN210882107U - Dull and stereotyped dolly of track - Google Patents
Dull and stereotyped dolly of track Download PDFInfo
- Publication number
- CN210882107U CN210882107U CN201921990571.9U CN201921990571U CN210882107U CN 210882107 U CN210882107 U CN 210882107U CN 201921990571 U CN201921990571 U CN 201921990571U CN 210882107 U CN210882107 U CN 210882107U
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- bottom plate
- positioning
- base
- screw rod
- lock
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Abstract
The utility model discloses a rail flat car, which comprises a bottom plate, wheels arranged below the bottom plate, positioning parts for locking/unlocking the wheels, a fixed part capable of fixing goods on the bottom plate, and traction parts arranged at two ends of the traveling direction of the bottom plate, wherein the positioning parts comprise locking and positioning components, and the fixed part comprises a twist lock, a compression component and a fixed component; the locking positioning component comprises a base, an ear seat, a screw rod, a nut and a positioning pin, the nut is rotated by an adjustable wrench to tighten the locking positioning component to meet the requirement of locking positioning, otherwise, the nut is rotated to loosen the screw rod when the flat trolley is unlocked, the positioning pin is pulled out to separate the ear seat from the screw rod, and the flat trolley can be pushed; and different fixing components of the fixing part are used for fixing large-scale weights with different specifications, so that the large-scale weights carried are prevented from being damaged due to vibration in the running process of the flat car.
Description
Technical Field
The utility model relates to a railway transportation technical field, especially a dull and stereotyped dolly in track.
Background
With the development of the rail transit industry, the requirements on special vehicles are more and more, and the special vehicles not only provide places and equipment for workers to have a rest and meet, but also need to consider the carrying of large goods. In special railway transportation, large goods such as containers and military goods need to be loaded through special devices, and the large goods are prevented from being damaged due to vibration in the running process of vehicles.
However, since the types of large goods such as containers and military goods are various, the interfaces of the containers and the military goods are different, and different large goods have different requirements for carrying flat cars, it is necessary for those skilled in the art to design a rail flat car capable of carrying a variety of large goods.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, and provide a dull and stereotyped dolly in track, this dull and stereotyped dolly in track can satisfy the requirement of different large-scale goods to bearing the weight of dull and stereotyped dolly, can fix large-scale goods, avoids shaking and damaged in dull and stereotyped dolly operation process.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a rail flat trolley comprises a bottom plate, wheels arranged below the bottom plate, positioning parts for locking/unlocking the wheels, fixing parts capable of fixing goods on the bottom plate, and traction parts arranged at two ends of the bottom plate in the advancing direction;
the positioning part comprises a locking positioning component which is arranged at the bottom of the bottom plate, the locking positioning component comprises a base, an ear seat, a screw rod and a positioning pin, the base is divided into a fixed base and a movable base, the ear seat is fixedly arranged on the base, a screw is arranged on the base, the fixed base is fixedly arranged at the bottom of the bottom plate, the movable base is fixed on the ground, a nut is assembled and sleeved in the middle of the screw rod, pin holes are respectively arranged at two ends of the screw rod, the positioning pin is assembled in the pin holes, after the flat car is pushed to the positioning point, the screw of the movable base is fixed on the positioning point, two ends of the screw rod respectively penetrate through the ear seats of the fixed bottom plate and the movable bottom plate, the positioning pin is respectively inserted in the pin holes at two ends of the screw rod, rotating the nut to loosen the screw rod, pulling out the positioning pin in the pin hole to separate the lug seat from the screw rod, and after the requirement of unlocking the flat car is met, retracting the screw rod, the positioning pin and the movable base; the fixing part comprises a spin lock, a compressing assembly and a fixing assembly, the compressing assembly is arranged in the center of the surface of the bottom plate, the compressing assembly comprises a base, a main shaft, a screw rod, a pressure head and a handle, the base is fixedly arranged on the bottom plate, the main shaft penetrates through the base, the joint of the main shaft and the base is fixed through a screw, one end of the main shaft is provided with a large end cover, the screw rod penetrates through the other end of the main shaft, the fixed end of the screw rod is provided with a small end cover, and the movable end of; the fixing assembly comprises a nut seat fixedly arranged on the bottom plate, and the nut seat is adjacent to the pressing assembly; the upper surface of bottom plate is established to the twistlock, the twistlock includes lock seat, locking lever and handle, lock seat fixed mounting on the bottom plate, and in the one end of locking lever inserted the lock seat, the handle was established to the other end of locking lever insertion, and the twistlock handle drives the locking lever rotatory in the lock seat.
Furthermore, the bottom plate is formed by welding a carbon steel square tube and a patch plate.
Furthermore, two high-strength bearing cylindrical roller bearings with the inner diameter of 60mm are fixedly installed on the wheel.
Further, the locking and positioning assembly is formed by installing an elastic pin on the upper positioning pin.
Furthermore, there are four groups of positioning parts, which are respectively installed on four corners of the bottom plate.
Furthermore, four groups of fixing parts are uniformly arranged around the center of the bottom plate.
The utility model discloses following beneficial effect has:
the utility model provides a dull and stereotyped dolly of track self is rational in infrastructure, and the installation is reliable, can pinpoint and fix on the dolly the large-scale article that bear.
Drawings
Fig. 1 is a front view of the flatbed cart of the present invention.
Fig. 2 is a left side view of the flat car of the present invention.
Fig. 3 is a top view of the flat car of the present invention.
Figure 4 is a block diagram of the locking alignment assembly.
Fig. 5 is a view of the twist lock structure.
Fig. 6 is a schematic view of the hold-down assembly.
Among them are: 11. a base plate; 12. a wheel; 2. a positioning part; 211. a base; 212. an ear mount; 213. a screw; 214. a nut; 215. positioning pins; 31. screwing; 311. a lock seat; 312. a lock lever; 313. a handle; 32. a compression assembly; 321. a base; 322. a main shaft; 323. a screw; 324. a pressure head; 325. a handle; 33. fixing a nut seat; 4. a traction part.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific preferred embodiments.
In the description of the present invention, it should be understood that the terms "left side", "right side", "upper part", "lower part" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, "first", "second" and the like do not indicate the degree of importance of the component parts, and thus, are not to be construed as limiting the present invention. The specific dimensions used in the present embodiment are only for illustrating the technical solution, and do not limit the protection scope of the present invention.
As shown in fig. 1, the rail flat car comprises a bottom plate 11 and wheels 12; the bottom plate 11 is a platform for bearing load and is formed by welding a carbon steel square tube and a plurality of patch plates; the bottom of the bottom plate 11 is provided with 4 wheels 12, each wheel 12 is respectively provided with two high-strength bearing cylindrical roller bearings with the inner diameter of 60mm, and the flat car can bear different large-scale heavy objects with the maximum load of 3 tons.
The positioning part 2 of locking/unblock wheel is fixed mounting respectively on the bottom plate 11, can fix the fixed part on the bottom plate with the goods, the traction part 4 of setting at bottom plate advancing direction both ends, traction part 4 is used for the traction connection between dull and stereotyped dolly and the locomotive, perhaps traction connection between a plurality of dull and stereotyped dollies, in order to reach the effect of better location dolly, set up four groups of locking position subassembly four corner limits in the bottom of bottom plate 11, for better fixed large-scale heavy object, set up four even the installing in bottom plate center of fixed part of group all around.
The positioning part 2 comprises a locking positioning assembly, the locking positioning assembly comprises two bases, two lug seats, a screw rod and two positioning pins, each base is provided with a screw, one lug seat is fixedly installed on each base, one base 211 is fixed on the bottom plate 11 and is a fixed base, the other base is a movable base, the movable base is inserted into the ground through the screw, a nut 214 is sleeved in the middle of each screw rod 213, pin holes are respectively formed in two ends of each screw rod 213, and the positioning pins 215 are assembled in the pin holes.
The fixing part comprises a rotary lock 31, a pressing component 32 and a fixing component, the pressing component 32 is arranged in the center of the surface of the bottom of the base plate 11, the pressing component 32 comprises a base 321, a main shaft 322, a screw 323, a pressure head 324 and a handle 325, the base 321 is fixedly arranged on the base plate 11, the main shaft 322 penetrates through the base 321, the joint of the main shaft 322 and the base 321 is fixed through a screw, one end of the main shaft 322 is provided with a large end cover, the screw 323 penetrates through the other end of the main shaft, the fixed end of the screw 323 is provided with a small end cover, the fixed end of the screw 323 is fixedly provided with the pressure head 324, and the movable; the fixing component comprises a nut seat 33 fixedly arranged on the bottom plate, and the nut seat 33 is adjacent to the pressing component 32; the twist lock 31 comprises a lock holder 311, a lock rod 312 and a handle 313, wherein the lock holder 311 is fixedly installed on the bottom plate 11, one end of the lock rod 312 is inserted into the lock holder 311, the other end of the lock rod 312 is inserted into the handle 313, and the lock rod 312 is driven by the twist lock handle 313 to rotate in the lock holder 311.
When the pressing component 32 is not used, the pressing component is retracted into the bottom plate 11 of the flat car by using the handle 325, so that the highest point of the device is lower than the bottom plate 11 of the flat car, and the placement of containers is not influenced; when in use, the screw 323 can compress the component by only rotating the handle 325;
the rail flat car can be used for transporting different large-scale heavy objects, and the following demonstration bears 3 containers, low-temperature boxes and heat-preservation boxes with different types and specifications:
fixing and locking the flat car: after the flat trolley is pushed to the positioning point, the screw of the movable base is fixed on the positioning point, two ends of the screw rod respectively penetrate through the lug seats of the fixed base and the movable base, the positioning pins are respectively inserted into pin holes at two ends of the screw rod, so that the flat trolley is connected with the ground, the nut is rotated by a movable wrench to tighten up the screw rod, the requirement of locking and positioning the flat trolley is met, otherwise, the nut is rotated to loosen the screw rod, the positioning pins in the pin holes are drawn out, the lug seats are separated from the screw rod, and the screw rod, the positioning pins and the movable base are retracted after the requirement of unlocking the flat trolley is met.
(1) Placing a container: when the container is hoisted to the flat car, whether the long axis of the head part of the lock rod formed by the rotary locks is parallel to the longitudinal central line of the flat car or not is firstly checked, after the appearance of the four sides of the flat car is righted, the container is slowly dropped on the flat car, whether the rotary locks are in holes of corner pieces of the container or not is checked, and a handle formed by the rotary locks rotates by 90 degrees to lock the container; when the container is hoisted out of the flat car, the handle of the twist lock assembly is rotated 90 degrees in the reverse direction, whether the long axis of the head of the lock rod is parallel to the longitudinal central line of the flat car or not is checked, and the lock rod can be hoisted out after being parallel to the longitudinal central line of the flat car, so that the twist lock assembly is prevented from being damaged.
(2) Placing a low-temperature box system: aligning four positioning pins on the flat car with four phi 25 holes on a pallet base, then hanging the low-temperature box system on the flat car, pulling out and rotating a pressing assembly, placing a pressing head on channel steel of the pallet base, screwing a screw rod, and pressing the low-temperature box system on the flat car; when the low-temperature box system is hoisted out of the flat trolley, the screw rod is firstly loosened, the pressing component assembly is retracted below the upper plane of the flat trolley, and the low-temperature box system can be hoisted out.
(3) Placing a heat preservation storage and transportation box: slowly hanging the heat-preservation storage and transportation box close to the flat trolley, aligning the heat-preservation storage and transportation box to the inner side of the nut seat, considering the hole position, and dropping the heat-preservation storage and transportation box on the flat trolley; penetrating the pressing plate into corresponding holes of the heat-preservation storage and transportation box, installing screws and screwing down to fix the heat-preservation storage and transportation box on the flat trolley; when the heat preservation storage and transportation box is hoisted out of the flat trolley, the screws are unscrewed and taken down, and the pressing plate is pulled out, so that the heat preservation storage and transportation box can be hoisted out.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention to perform various equivalent transformations, which all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a dull and stereotyped dolly of track which characterized in that: the cargo locking device comprises a bottom plate, wheels arranged below the bottom plate, positioning parts for locking/unlocking the wheels, fixing parts capable of fixing cargoes on the bottom plate, and traction parts arranged at two ends of the bottom plate in the advancing direction;
the positioning part comprises a locking positioning component, the locking positioning component is arranged at the bottom of the bottom plate and comprises a base, an ear seat, a screw rod and a positioning pin, the base is divided into a fixed base and a movable base, the ear seat is fixedly arranged on the base, a screw is arranged on the base, the fixed base is fixedly arranged at the bottom of the bottom plate, the movable base is used for being fixed on the ground, a nut is assembled and sleeved in the middle of the screw rod, pin holes are respectively arranged at two ends of the screw rod, the positioning pin is assembled in the pin holes,
after the flat trolley is pushed to a positioning point, a screw of the movable base is fixed on the positioning point, two ends of a screw rod respectively penetrate through lug seats of the fixed base plate and the movable base plate, positioning pins are respectively inserted into pin holes at two ends of the screw rod, so that the flat trolley is connected with the ground, a movable wrench is used for rotating a nut to tighten the flat trolley, the requirement of locking and positioning the flat trolley is met, otherwise, the nut is rotated to loosen the screw rod, the positioning pins in the pin holes are drawn out, the lug seats are separated from the screw rod, and after the requirement of unlocking the flat trolley is met, the screw rod, the positioning pins and the movable base are retracted;
the fixing part comprises a twist lock, a pressing component and a fixing component,
the pressing assembly is arranged in the center of the surface of the bottom plate and comprises a base, a main shaft, a screw rod, a pressing head and a handle, the base is fixedly arranged on the bottom plate, the main shaft penetrates through the base, the joint of the main shaft and the base is fixed through a screw, a large end cover is arranged at one end of the main shaft, the screw rod penetrates through the other end of the main shaft, a small end cover is arranged at the fixed end of the screw rod, and a rotating handle is arranged at the movable end of the;
the fixing assembly comprises a nut seat fixedly arranged on the bottom plate, and the nut seat is adjacent to the pressing assembly;
the spin lock is arranged on the bottom plate and comprises a lock seat, a lock rod and a handle, the lock seat is fixedly arranged on the bottom plate, one end of the lock rod is inserted into the lock seat, the other end of the lock rod is inserted into the handle, and the spin lock handle drives the lock rod to rotate in the lock seat.
2. The flatbed trolley of claim 1, wherein: the bottom plate is formed by welding a carbon steel square tube and a patch plate.
3. The flatbed trolley of claim 1, wherein: and the wheel is fixedly provided with two high-strength bearing cylindrical roller bearings with the inner diameter of 60 mm.
4. The flatbed trolley of claim 1, wherein: and an elastic pin is arranged on the positioning pin of the locking and positioning assembly.
5. The flatbed trolley of claim 1, wherein: the locating parts are four groups and are respectively arranged on four corners of the bottom plate.
6. The flatbed trolley of claim 1, wherein: four groups of fixing parts are uniformly arranged around the center of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990571.9U CN210882107U (en) | 2019-11-18 | 2019-11-18 | Dull and stereotyped dolly of track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921990571.9U CN210882107U (en) | 2019-11-18 | 2019-11-18 | Dull and stereotyped dolly of track |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210882107U true CN210882107U (en) | 2020-06-30 |
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ID=71336924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921990571.9U Active CN210882107U (en) | 2019-11-18 | 2019-11-18 | Dull and stereotyped dolly of track |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210882107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314994A (en) * | 2021-06-02 | 2021-08-27 | 徐州三创电子科技有限公司 | Power-off compensation type controller for electrical equipment |
-
2019
- 2019-11-18 CN CN201921990571.9U patent/CN210882107U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314994A (en) * | 2021-06-02 | 2021-08-27 | 徐州三创电子科技有限公司 | Power-off compensation type controller for electrical equipment |
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