Traveling type tower crane rail end limiting structure
By installing buffer structures on both sides of the tower crane track and using a combination of sliding rods and springs, the rigid collision problem of the tower crane limit structure is solved, achieving a safer and more reliable travel process.
Patent Information
- Application Number
- CN202520098012.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-16
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-01-16
AI Technical Summary
The limiting structures at both ends of the track of existing mobile tower cranes are prone to rigid collisions, affecting safety and reliability.
Design a limiting structure with a buffer function. By installing sliding rods, buffer plates and springs on the columns on both sides of the track, the inertial force of the tower crane is decomposed by the compression of the springs and the cooperation of the sliding blocks, thus reducing rigid collisions.
It effectively reduces rigid collisions between the mobile tower crane and the limiting structure, improving safety and reliability during the movement process.
Smart Images
Figure CN223950648U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of building construction, in particular to a walking type tower crane rail end limiting structure. BACKGROUND
[0002] In order to avoid derailing, a limiting structure needs to be set at both ends of the rail during the rail walking process of the walking type tower crane. The most commonly used way is to weld a steel plate at both ends of the rail. Although this method can limit to a certain extent, but in actual operation, rigid collision will occur between the walking type tower crane and the limiting structure, and such collision is easy to cause deformation of the tower crane and the limiting structure.
[0003] In order to solve the above problems, the present application provides a limiting structure with a buffering function, which can reduce the rigid collision between the walking type tower crane and the limiting structure and improve the safety and reliability during walking. CONTENT OF THE UTILITY MODEL
[0004] The utility model aims at providing a limiting structure with a buffering function.
[0005] The utility model is realized through the following measures: a walking type tower crane rail end limiting structure, characterized by: symmetrical columns arranged on both sides of the rail, the lower end of the column is fixed on the rail bearing beam of the tower crane, generally welded and fixed.
[0006] The inner side of the two columns is connected by a mounting steel plate, a plurality of mounting holes are symmetrically arranged on the mounting steel plate, a sliding rod is sleeved in each mounting hole, a buffer plate is fixedly arranged at the inner end of the sliding rod, a baffle is fixedly arranged at the outer end of the sliding rod, the baffle is used to limit the sliding rod from separating from the mounting steel plate, a sliding plate is sleeved on the sliding rod and close to the mounting steel plate, the sliding plate and the buffer plate are connected through a spring, the two ends of the spring are fixedly connected with the sliding plate and the buffer plate respectively, and all the buffer plates are fixedly connected through a connecting plate.
[0007] The column is generally made of I-shaped steel or square steel.
[0008] A round hole is symmetrically arranged on the mounting steel plate and located on both sides of the mounting hole, a bolt is sleeved in the round hole, the small end of the bolt is arranged on the sliding plate, and a nut is arranged on the bolt and located on the inner side of the mounting steel plate through threaded connection.
[0009] A plurality of inclined braces are arranged on the outer side of the column, the lower end of the inclined brace is connected through a bottom plate, and the bottom plate is welded on the rail bearing beam.
[0010] The outer sides of the two posts are connected by a horizontal plate, the horizontal plate is above the rail, symmetrical vertical plates are arranged on the horizontal plate, a sliding block is slidably arranged between the two vertical plates, the sliding block is arranged on the horizontal plate by a plurality of springs two below, and an inclined surface is arranged on the sliding block and faces the mounting steel plate;
[0011] The connecting rod is further provided with a trigger rod on the outer side and facing the inclined surface, and the trigger rod can be in contact with the inclined surface and drive the sliding block to move downward to press the spring two when the trigger rod moves towards the inclined surface.
[0012] Usage:
[0013] The post and the bottom plate are welded on the rail bearing beam, the inclined brace is welded on the upper part of the post and the bottom plate respectively, the mounting steel plate and the horizontal plate are welded on the post, the sliding rod with the spring one, the buffer plate and the sliding plate is sleeved on the mounting steel plate, the stop plate is welded on the outer end of the sliding rod, then the bolt is installed, the inner end of the bolt is screwed into the sliding plate, and finally all the buffer plates are connected by the connecting plate.
[0014] When the tower crane moves to the connecting plate, the connecting plate compresses the horizontally arranged spring one, and the sliding rod moves outward at the same time, and when the trigger rod is in contact with the inclined surface during the movement, the vertically arranged spring two is pressed by the sliding block, so that when the inertia of the tower crane is large, the force decomposition can be realized by the vertically arranged spring two, and the buffering effect is improved.
[0015] The beneficial effects brought by the technical scheme provided by the embodiment of the utility model are that the limiting structure with the buffering function reduces the rigid collision between the walking tower crane and the existing limiting structure. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme of the utility model, the drawings used in the embodiment will be briefly introduced as follows, and obviously, the drawings listed below are only some embodiments of the utility model, and other drawings can be obtained according to the drawings for the ordinary skilled in the art without creating labor.
[0017] Figure 1 It is the overall structure schematic view of the embodiment of the utility model (wherein the rail bearing beam is in the state of being interrupted in the middle);
[0018] Figure 2 It is Figure 1 It is the enlarged view of the local part of A in the middle;
[0019] Figure 3 It is the structure schematic view of the sliding rod and the related parts thereof;
[0020] Figure 4 is a limiting structure diagram of one end of a steel beam.
[0021] In the drawings, the components represented by each reference numeral are listed as follows: 1, stand; 2, mounting steel plate; 3, sliding rod; 4, spring one; 5, sliding plate; 6, buffer plate; 7, connecting plate; 8, inclined brace; 10, connecting rod; 11, trigger rod; 12, horizontal plate; 13, vertical plate; 14, sliding block; 15, bolt; 16, nut; 17, rail bearing beam; 18, rail; 19, spring two; 20, bottom plate; 301, baffle. DETAILED DESCRIPTION
[0022] In order to make the purpose, technical scheme and advantages of the utility model more clear and intelligible, the utility model will be further described in detail below in combination with embodiments. Of course, the specific embodiments described here are only used to explain the utility model and not to limit the utility model.
[0023] Referring to Figures 1-4 A walking type tower crane rail end limiting structure is characterized in that the stands 1 are symmetrically arranged on both sides of the rail 18, the lower ends of the stands 1 are fixed on the rail bearing beam 17 of the tower crane, and welding is generally used for fixing.
[0024] The inner sides of the two stands 1 are connected through the mounting steel plate 2, a plurality of mounting holes are symmetrically arranged on the mounting steel plate 2, sliding rods 3 are sleeved in the mounting holes, buffer plates 6 are fixedly arranged at the inner ends of the sliding rods 3, baffle plates 301 are fixedly arranged at the outer ends of the sliding rods 3, the baffle plates 301 are used for limiting the sliding rods 3 from disengaging from the mounting steel plate 2, sliding plates 5 are sleeved on the sliding rods 3 and close to the mounting steel plate 2, spring one 4 is connected between the sliding plates 5 and the buffer plates 6, the two ends of the spring one 4 are fixedly connected with the sliding plates 5 and the buffer plates 6 respectively, and all the buffer plates 6 are fixedly connected through a connecting plate 7.
[0025] The stand 1 is generally made of an I-shaped steel or a square steel.
[0026] A plurality of round holes are symmetrically arranged on the mounting steel plate and located on both sides of the mounting hole, bolts 15 are sleeved in the round holes, the small ends of the bolts 15 are arranged on the sliding plates 5, and nuts 16 are threadedly connected on the bolts 15 and located on the inner side of the mounting steel plate 2.
[0027] A plurality of inclined braces 8 are arranged on the outer side of the stand 1, the lower ends of the inclined braces 8 are connected through a bottom plate 20, and the bottom plate 20 is welded on the rail bearing beam 17.
[0028] The outer sides of the two upright columns 1 are connected by horizontal plates 12, the horizontal plates 12 are above the rails 18, symmetrical upright plates 13 are arranged on the horizontal plates 12, sliding blocks 14 are slidably arranged between the two upright plates 13, the sliding blocks 14 are below the horizontal plates 12 and are arranged on the horizontal plates 12 through a plurality of second springs 19, and inclined surfaces are arranged on the sliding blocks 14 and face the mounting steel plates 2;
[0029] The connecting rods 10 are also connected to all the baffles 301, the outer sides of the connecting rods 10 are fixedly provided with trigger rods 11 facing the inclined surfaces, and the trigger rods 11 can be in contact with the inclined surfaces and drive the sliding blocks 14 to move downwards to press the second springs 19 when the trigger rods 11 move towards the inclined surfaces.
[0030] Usage:
[0031] The upright columns 1 and the bottom plates 20 are welded on the rail beams 17, the inclined braces 8 are welded on the upper parts of the bottom plates 20 and the upright columns 1, the mounting steel plates 2 and the horizontal plates 12 are welded on the upright columns 1, the sliding rods 3 with the first springs 4, the buffer plates 6 and the sliding plates 5 are sleeved on the mounting steel plates, the baffles 301 are welded on the outer ends of the sliding rods 3, then the bolts 15 are installed, the inner ends of the bolts 15 are screwed into the sliding plates 5, and finally all the buffer plates 6 are connected through the connecting plates 7.
[0032] When the tower crane moves to the connecting plates 7, the connecting plates 7 compress the horizontally arranged first springs 4 and the sliding rods 3 move outward at the same time, and when the trigger rods 11 are in contact with the inclined surfaces during the movement, the sliding blocks 14 press the vertically arranged second springs 19, so that when the inertia of the tower crane is large, the force can be decomposed through the vertically arranged second springs 19, and the buffering effect is improved.
[0033] The above only describes the preferred embodiments of the present application and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A walking type tower crane rail end limiting structure, characterized in that, The two columns are symmetrically arranged on both sides of the track, and the lower ends of the columns are fixed on the track beam of the tower crane. The inner sides of the two columns are connected by a mounting steel plate, a plurality of mounting holes are symmetrically arranged on the mounting steel plate, a sliding rod is sleeved in each mounting hole, a buffer plate is fixedly arranged at the inner end of the sliding rod, a baffle is fixedly arranged at the outer end of the sliding rod, a sliding plate is sleeved on the sliding rod and close to the mounting steel plate, the sliding plate and the buffer plate are connected by a spring, the two ends of the spring are fixedly connected with the sliding plate and the buffer plate respectively, and all the buffer plates are fixedly connected by a connecting plate.
2. The walking tower crane track end stop structure according to claim 1, wherein, A plurality of round holes are symmetrically arranged on the mounting steel plate and on both sides of the mounting hole, a bolt is sleeved in the round hole, the small end of the bolt is arranged on the sliding plate, and a nut is threadedly connected on the bolt and on the inner side of the mounting steel plate.
3. The walking tower crane track end stop structure of claim 1, wherein, A plurality of inclined struts are arranged on the outer side of the column, the lower ends of the inclined struts are connected by a bottom plate, and the bottom plate is welded on the track beam.
4. The walking tower crane track end stop structure of claim 1, wherein, The outer sides of the two columns are connected by a horizontal plate, the horizontal plate is located above the track, vertical plates are symmetrically arranged on the horizontal plate, a sliding block is slidably arranged between the two vertical plates, the sliding block is arranged on the horizontal plate by a plurality of springs, and an inclined surface is arranged on the sliding block and faces the mounting steel plate. The connecting rod is further connected with all the baffles, a trigger rod is fixedly arranged on the outer side of the connecting rod and faces the inclined surface, and movement of the trigger rod to the direction of the inclined surface can contact the inclined surface and drive the sliding block to move downward to press the spring.