CN223892314U - Rigid connection device of gantry crane - Google Patents
Rigid connection device of gantry craneInfo
- Publication number
- CN223892314U CN223892314U CN202520604456.2U CN202520604456U CN223892314U CN 223892314 U CN223892314 U CN 223892314U CN 202520604456 U CN202520604456 U CN 202520604456U CN 223892314 U CN223892314 U CN 223892314U
- Authority
- CN
- China
- Prior art keywords
- sliding block
- sliding
- wall
- lifting
- rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Leg Units, Guards, And Driving Tracks Of Cranes (AREA)
Abstract
The utility model discloses a rigid connection device of a portal crane, which is arranged above a lifting appliance of a ballastless track bed board and comprises a sliding rail connected above the lifting appliance, wherein a sliding block is in sliding fit with the sliding rail, the top of the sliding block is fixedly connected with a lifting lug in matched connection with a lifting hook on the portal crane, the sliding block is provided with a locking component, the locking component comprises a fixed plate, an eccentric wheel is rotationally connected onto the fixed plate, a sliding groove in the sliding block is elastically and slidingly connected with a moving part, one side, close to the sliding rail, of the moving part is provided with a first tooth, the other side is attached to the side wall of the eccentric wheel, and both sides of the outer wall of the sliding rail are provided with second teeth in matched connection with the first tooth. The utility model relates to the technical field of crane engagement, and the lifting lug is fixedly connected with the top of a sliding block on a sliding rail by fixedly connecting the sliding rail above the lifting rail, so that the lifting lug is connected with a lifting hook, the problem of shaking caused by a traditional steel wire rope flexible connection mode is solved, the potential safety hazard is reduced, and the stability of the construction process is ensured.
Description
Technical Field
The utility model belongs to the technical field of crane engagement, and particularly relates to a rigid engagement device of a gantry crane.
Background
The ballastless track has the advantages of high stability, high smoothness, low maintenance cost and the like, and is widely applied to high-speed railways and urban rail transit.
In the ballastless track construction process, the lifting installation of the track bed board is a key link. Traditionally, gantry cranes are connected with a lifting appliance on a track bed plate through a steel wire rope to lift, but the track bed plate is easy to shake in the mode, potential safety hazards exist, two gantry cranes are usually required to work cooperatively, the requirement on synchronism is high, and the operation difficulty and the work load are increased.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model provides a rigid connection device of a gantry crane.
The technical scheme includes that the rigid connection device of the portal crane is arranged above a lifting appliance of a ballastless track bed board and comprises a sliding rail connected to the upper portion of the lifting appliance, a sliding block is slidably matched on the sliding rail, the top of the sliding block is fixedly connected with a lifting lug matched and connected with a lifting hook on the portal crane, a locking assembly is arranged on the sliding block, the locking assembly comprises a fixed plate fixed on the outer wall of the sliding block, an eccentric wheel is rotatably connected to the fixed plate, the eccentric wheel penetrates through the outer wall of the sliding block, a sliding groove in the sliding block is elastically and slidably connected with a moving part, one side of the moving part, close to the sliding rail, is provided with a first tooth, the other side of the moving part is attached to the side wall of the eccentric wheel, two sides of the outer wall of the sliding rail are respectively provided with a second tooth matched and connected with the first tooth, the eccentric wheel is provided with a handle, and the outer wall of the sliding block is further provided with a handle fixing assembly.
Further, the handle fixing assembly comprises a fixing piece fixedly connected to the outer wall of the sliding block, a limiting groove is formed in the fixing piece, and a locking bolt is arranged in the limiting groove.
Further, the lifting appliance is arranged on a steel rail, the steel rail is arranged on a sleeper through a lock catch, the sleeper is arranged on a track bed plate, and the track bed plate is arranged on a base plate.
Furthermore, the lifting appliance is provided with two groups along the length direction of the steel rail, a cross beam is arranged between the two groups of lifting appliances, a supporting beam is arranged above the cross beam, and the supporting beam is fixedly connected with the sliding rail.
Further, the lifting appliance comprises a clamp arranged on the steel rail, a shoulder pole beam is arranged above the clamp, and a screw rod is fixedly connected between the shoulder pole beam and the clamp through bolts.
Further, a tension spring is arranged between the moving part and the sliding groove in the sliding block, one end of the tension spring is arranged on the moving part, and the other end of the tension spring is arranged on the inner wall of the sliding block.
Further, the locking components are symmetrically arranged on two sides of the outer wall of the sliding block.
Further, the handle fixing components are symmetrically arranged on two sides of the outer wall of the sliding block.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
This gantry crane's rigidity linking device through at hoist top fixed connection slide rail, slider top fixed connection lug on the slide rail, and the lug is connected with gantry crane upper hook, has effectively solved the rocking problem that traditional wire rope flexonics mode brought, has reduced the potential safety hazard, has ensured the stability of work progress.
And moreover, the sliding rail is matched with the sliding block, so that the position of the lifting lug on the sliding block can be changed, and the sliding block is moved to align with the lifting hook, so that quick and accurate connection is realized. The design not only reduces the shaking in the lifting process and improves the safety, but also ensures that the operation is simpler and more convenient, the crane is not required to be frequently moved by an operator, the alignment and connection of the lifting hook can be completed only by adjusting the position of the sliding block, and the workload of the operator is greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a structure provided in an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of the eccentric, slide rail and slider of FIG. 1;
FIG. 3 is a view of the operational state of FIG. 2;
Fig. 4 is a side view of the rail, clamp and shoulder pole beam of fig. 1.
The description of the drawings is 1, a base plate; 2, a ballast bed plate, 3, a sleeper, 4, a lock catch, 5, a steel rail, 6, a portal crane, 7, a lifting hook, 8, a clamp, 9, a shoulder pole beam, 10, a screw rod, 11, a cross beam, 12, a supporting beam, 13, a sliding rail, 14, a sliding block, 15, a lifting lug, 16, an eccentric wheel, 17, a fixed plate, 18, a handle, 19, a moving part, 20, a fixed part, 21, a limit groove, 22, a locking bolt, 23, a first tooth, 24, a second tooth, 25 and a tension spring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which a product of the application is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
The present utility model is described in detail below with reference to fig. 1-4.
Examples
As shown in fig. 1, a rigid connection device of a gantry crane is arranged above a lifting appliance of a ballastless track bed board, and comprises a slide rail 13 connected above the lifting appliance, wherein the slide rail 13 is a T-shaped slide rail, the model of the slide rail is not particularly limited herein, and the practical use requirement can be met. The sliding rail 13 is slidably matched with a sliding block 14, the top of the sliding block 14 is fixedly connected with a lifting lug 15 matched and connected with the lifting hook 7 on the portal crane 6, and the sliding block 14 is provided with a locking assembly. After the lifting lug 15 on the sliding block 14 slides to the lower part of the lifting hook 7 through the sliding rail 13, the sliding block 14 can be fixed on the sliding rail 13 by utilizing the locking component, so that the subsequent lifting track bed plate 2 is not affected.
As shown in fig. 2 and 3, the locking assembly comprises a fixed plate 17 fixed on the outer wall of the slide block 14, an eccentric wheel 16 is rotatably connected to the fixed plate 17, the eccentric wheel 16 penetrates through the outer wall of the slide block 14, and a moving member 19 is elastically and slidably connected to a sliding groove in the slide block 14. By virtue of the eccentric nature of the eccentric 16, when rotated, will push the mobile element 19 to slide elastically inside the slider 14.
As shown in fig. 2 and 3, the design of the elastic sliding is specifically that a transverse sliding groove is arranged inside the sliding block 14, so that the moving piece 19 can only slide transversely inside the sliding block 14. And a tension spring 25 is arranged between the moving piece 19 and the sliding groove in the sliding block 14, one end of the tension spring 25 is arranged on the moving piece 19, and the other end is arranged on the inner wall of the sliding block 14. The tension spring 25 is designed to enable the moving member 19 to automatically reset after the eccentric wheel 16 is reversely rotated, so that the follow-up moving slide block 14 is not affected.
The first tooth 23 is installed to one side that the moving piece 19 is close to slide rail 13, and the opposite side is laminated with the lateral wall of eccentric wheel 16, and the second tooth 24 of being connected with first tooth 23 cooperation is all installed to the outer wall both sides of slide rail 13, and the cooperation of first tooth 23 and second tooth 24 for form horizontal spacing between slider 14 and the slide rail 13, thereby slider 14 can not slide on slide rail 13.
The eccentric wheel 16 is provided with the handle 18, and the handle 18 plays a role in saving time and effort, and is convenient for an operator to rotate the eccentric wheel 16.
As shown in fig. 2 and 3, the outer wall of the slide block 14 is further provided with a handle fixing assembly, the handle fixing assembly comprises a fixing piece 20 fixedly connected to the outer wall of the slide block 14, a limiting groove 21 is formed in the fixing piece 20, and a locking bolt 22 is installed in the limiting groove 21.
The handle 18 on the eccentric wheel 16 can not fall under the action of gravity due to the design of the handle fixing assembly, so that the eccentric wheel 16 is prevented from rotating and resetting, the slide block 14 is ensured to be normally locked on the slide rail 13, and the lifting operation of the road bed board 2 can be normally carried out later.
The handle 18 is broken to drive the eccentric wheel 16 to rotate, the first teeth 23 on the moving piece 19 are pushed to be matched with the second teeth 24 on the sliding rail 13, locking of the sliding block 14 is achieved, the handle 18 slides into the arc-shaped limiting groove 21 of the fixing piece 20 in the upward breaking process, and then the handle 18 is fixed in the limiting groove 21 by the locking bolt 22. The limit groove 21 is designed according to the movement track of the handle 18.
The locking assemblies are symmetrically disposed on both sides of the outer wall of the slider 14. In order to ensure stability and safety in the lifting process, that is, the sliding block 14 can be firmly locked on the sliding rail 13, locking components are arranged on two sides of the outer wall of the sliding block 14. Likewise, the handle-securing assemblies that cooperate with the locking assemblies are also symmetrically disposed on either side of the outer wall of the slide 14.
As shown in fig. 1, the hanger is mounted on a rail 5, the rail 5 is mounted on a sleeper 3 through a lock catch 4, the sleeper 3 is mounted on a track bed plate 2, and the track bed plate 2 is mounted on a base plate 1. This part is the prior art and is not described in detail herein.
As shown in fig. 1, two sets of hangers are arranged along the length direction of the steel rail 5, a cross beam 11 is arranged between the two sets of hangers, a support beam 12 is arranged above the cross beam 11, and the support beam 12 is fixedly connected with a sliding rail 13. The cross beam 11 is used for connecting two sets of lifting appliances, and the supporting beam 12 is used for supporting the sliding rail 13.
As shown in fig. 1 and 4, the lifting appliance comprises a clamp 8 arranged on a steel rail 5, a shoulder pole beam 9 is arranged above the clamp 8, and a screw rod 10 is fixedly connected between the shoulder pole beam 9 and the clamp 8 through bolts. Through the cooperation of anchor clamps 8, shoulder pole roof beam 9 and screw rod 10 for be connected between slide rail 14 and the rail 5 more stably, do benefit to the stable going on of follow-up lifting by crane work.
Specifically, when the rigid connection device of the gantry crane is used, the lifting devices are firstly arranged on the steel rail 5, then the cross beam 11 is fixedly connected between the two groups of lifting devices, the supporting beam 12 is arranged above the cross beam 11, the sliding rail 13 is arranged above the supporting beam 12, and the installation mode can be selected for welding or bolt fixed connection.
Then, remove slider 14 for lug 15 on the slider 14 aligns the lifting hook 7 of gantry crane 6, then utilizes locking assembly to fix slider 14 on slide rail 13, and handle 18 is also fixed on the handle fixed subassembly, starts gantry crane and makes lifting hook 7 hook lug 15, can stably lift by crane ballast bed board 2.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The rigid connection device of the portal crane is arranged above a lifting appliance of a ballastless track bed board and is characterized by comprising a sliding rail (13) connected above the lifting appliance, wherein a sliding block (14) is in sliding fit on the sliding rail (13), a lifting lug (15) in matched connection with a lifting hook (7) on the portal crane (6) is fixedly connected to the top of the sliding block (14), and a locking assembly is arranged on the sliding block (14);
The locking assembly comprises a fixed plate (17) fixed on the outer wall of the sliding block (14), an eccentric wheel (16) is rotationally connected to the fixed plate (17), the eccentric wheel (16) penetrates through the outer wall of the sliding block (14), a moving part (19) is elastically and slidably connected to an inner sliding groove of the sliding block (14), a first tooth (23) is arranged on one side, close to the sliding rail (13), of the moving part (19), the other side is attached to the side wall of the eccentric wheel (16), a second tooth (24) matched and connected with the first tooth (23) is arranged on two sides of the outer wall of the sliding rail (13), a handle (18) is arranged on the eccentric wheel (16), and a handle fixing assembly is further arranged on the outer wall of the sliding block (14).
2. The rigid connection device of a gantry crane according to claim 1, wherein the handle fixing assembly comprises a fixing piece (20) fixedly connected to the outer wall of the sliding block (14), a limiting groove (21) is formed in the fixing piece (20), and a locking bolt (22) is arranged in the limiting groove (21).
3. The rigid connection device of the gantry crane, as set forth in claim 1, characterized in that the lifting appliance is mounted on a steel rail (5), the steel rail (5) is mounted on a sleeper (3) through a lock catch (4), the sleeper (3) is mounted on a track bed plate (2), and the track bed plate (2) is mounted on a base plate (1).
4. The rigid connection device of the gantry crane, as set forth in claim 3, characterized in that the two sets of hangers are arranged along the length direction of the steel rail (5), a cross beam (11) is installed between the two sets of hangers, a supporting beam (12) is installed above the cross beam (11), and the supporting beam (12) is fixedly connected with the sliding rail (13).
5. The rigid connection device of the gantry crane according to claim 4, wherein the lifting appliance comprises a clamp (8) arranged on the steel rail (5), a shoulder pole beam (9) is arranged above the clamp (8), and a screw (10) is fixedly connected between the shoulder pole beam (9) and the clamp (8) through bolts.
6. The rigid connection device of the gantry crane according to claim 1, wherein a tension spring (25) is arranged between the moving member (19) and the sliding groove in the sliding block (14), one end of the tension spring (25) is arranged on the moving member (19), and the other end of the tension spring is arranged on the inner wall of the sliding block (14).
7. The rigid coupling device of a gantry crane according to claim 1, wherein the locking assemblies are symmetrically disposed on both sides of the outer wall of the slider (14).
8. The rigid coupling device of a gantry crane according to claim 1, wherein the handle fixing members are symmetrically disposed on both sides of the outer wall of the slider (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520604456.2U CN223892314U (en) | 2025-04-01 | 2025-04-01 | Rigid connection device of gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520604456.2U CN223892314U (en) | 2025-04-01 | 2025-04-01 | Rigid connection device of gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223892314U true CN223892314U (en) | 2026-02-10 |
Family
ID=98679640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520604456.2U Active CN223892314U (en) | 2025-04-01 | 2025-04-01 | Rigid connection device of gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223892314U (en) |
-
2025
- 2025-04-01 CN CN202520604456.2U patent/CN223892314U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203866654U (en) | Mobile assembly platform used for ballastless track laying construction | |
| CN214883750U (en) | A simple operation platform for slope bolt drilling | |
| CN223892314U (en) | Rigid connection device of gantry crane | |
| CN201932846U (en) | Universal crane used in construction process of high-speed railway noise barrier | |
| CN106760684B (en) | Bleacher board installation system and installation method | |
| CN109131425A (en) | A kind of cross traveling trolley double rail device | |
| CN113233007B (en) | Support device for storing railway carriage bogie | |
| CN212101682U (en) | Bridge crane trolley derailing prevention device | |
| CN212475872U (en) | Outdoor portal crane with windproof device | |
| CN221501607U (en) | High-speed railway switch tie displacement and elevation adjustment fixing device | |
| CN210505290U (en) | Single-leg semi-portal crane with device for preventing gnawing rail and derailing | |
| CN107190599A (en) | A kind of track plates hanging apparatus | |
| CN216403595U (en) | Stabilize effectual gantry crane running gear | |
| CN216715792U (en) | Straddle type single-rail track beam measuring equipment base | |
| CN216072956U (en) | Magnetic suspension contact rail installation moving operation platform | |
| CN207362609U (en) | A kind of track plates hanging apparatus | |
| CN215558515U (en) | Windproof portal crane | |
| CN215044550U (en) | Support device for storing railway carriage bogie | |
| CN212559149U (en) | Prevent gnawing rail anticreep rail monkey | |
| CN212127307U (en) | Adjustable hoisting support applied to maintenance on bridge crane trolley steel rail | |
| CN114427176A (en) | Jig frame | |
| CN110116963B (en) | Multi-pivot suspension sharing crane for large-scale hangar | |
| CN204097809U (en) | Heavy haul railway Elastic Bearing Block Track construction equipment | |
| CN2390785Y (en) | Positive wheel stop | |
| CN222119797U (en) | Protection plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |