CN220334538U - Frog lifts by crane anchor clamps - Google Patents

Abstract

The utility model provides a frog lifting clamp which comprises a cross beam, wherein the cross beam is fixedly connected with a mounting frame through a fixing ring, main clamps are symmetrically arranged on the mounting frame in a left-right mode, a plurality of auxiliary clamps are arranged at the front end and the rear end of the cross beam, the auxiliary clamps are rotatably arranged on telescopic blocks, the telescopic blocks are slidably arranged in the cross beam, and a telescopic mechanism for controlling the telescopic blocks to stretch is arranged on the cross beam. When the frog of different types is lifted, the telescopic mechanism controls the telescopic blocks to stretch and rotate the angles of the auxiliary clamps so as to adapt to the frog of different sizes and shapes, and the application range and flexibility are improved. According to the utility model, through the arrangement of the main clamp and the auxiliary clamp, the clamping points are more, a larger clamping force is provided, the object is ensured not to slip easily, the clamping mechanism is stable and reliable, and the safety of lifting operation is ensured.

Description

Frog lifts by crane anchor clamps

Technical Field

The utility model mainly relates to the technical field of lifting fixtures, in particular to a frog lifting fixture.

Background

Frog means a device that allows a wheel to pass from one rail to another. The frog type can be divided into a combined frog, a cast frog and a movable point rail frog. Wherein the integral casting frog is the frog integrally cast by high manganese steel. The high manganese steel has higher strength and impact toughness. The whole casting can be shaped at will, and the size and the shape of each part of the frog are made to meet the requirement of stable running as much as possible.

At present, in transportation frog, the heavy frog of lifting by crane probably has difficulty and potential safety hazard, need use lifting fixture to carry out handling to the frog, because the frog exists different forms, and the model size is different, current lifting fixture can not very convenient make adaptability adjustment according to frog model size.

Disclosure of Invention

1. Technical problem to be solved by the utility model

The utility model provides a frog hoisting clamp which is used for solving the technical problems in the background technology.

2. Technical proposal

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model provides a frog lifts by crane anchor clamps, includes the crossbeam, the crossbeam passes through solid fixed ring and links to each other with the mounting bracket is fixed, bilateral symmetry installs the main anchor clamps on the mounting bracket, both ends are provided with a plurality of auxiliary clamp around the crossbeam, auxiliary clamp rotates to be installed on the expansion block, expansion block slidable mounting is in the crossbeam, install the telescopic machanism that is used for controlling expansion block and stretches out and draws back on the crossbeam.

Preferably, the auxiliary clamp comprises an adjusting rod, a connecting rod and a rotating rod which are sequentially and fixedly connected, a plurality of positioning grooves are formed in the adjusting rod and are used for being matched with a positioning sleeve, a connecting frame is mounted at the lower end of the positioning sleeve, and clamping jaws are fixedly mounted at the lower end of the connecting frame.

Preferably, the positioning sleeve comprises two fixing frames which are symmetrically arranged, the two fixing frames are connected through a hinge, the upper ends of the fixing frames are detachably connected through fixing bolts, the lower ends of the fixing frames are provided with upper connecting rings, and the upper ends of the connecting frames are provided with lower connecting rings which are fixedly connected with the lower connecting rings.

Preferably, the main fixture comprises a first hydraulic cylinder, the first hydraulic cylinder is fixed on the mounting frame through the fixing seat, the tail end of a piston rod of the first hydraulic cylinder is fixedly connected with the clamping plate, a second hydraulic cylinder is fixedly arranged at the bottom end of the mounting frame, and the tail end of the piston rod of the second hydraulic cylinder is fixedly connected with the supporting plate.

Preferably, the fixed mounting has the guide holder on the mounting bracket, slidable mounting is in the guide holder from top to bottom about the piston rod of first pneumatic cylinder, the second pneumatic cylinder passes through the connecting block and links to each other with the layer board is fixed, the guide way has been seted up on the connecting block, be provided with the guide block on the grip block, slidable mounting is in the guide way from top to bottom.

Preferably, the telescopic mechanism comprises a third hydraulic cylinder fixed above the cross beam, a piston rod of the third hydraulic cylinder is fixedly connected with a connecting seat, and the connecting seat is fixedly arranged on the telescopic block.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

when the frog of different types is lifted, the telescopic mechanism controls the telescopic blocks to stretch and rotate the angles of the auxiliary clamps so as to adapt to the frog of different sizes and shapes, and the application range and flexibility are improved.

According to the utility model, through the arrangement of the main clamp and the auxiliary clamp, the clamping points are more, a larger clamping force is provided, the object is ensured not to slip easily, the clamping mechanism is stable and reliable, and the safety of lifting operation is ensured.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a main fixture according to the present utility model;

FIG. 3 is an exploded view of the auxiliary clamp structure of the present utility model;

fig. 4 is a schematic structural view of the telescopic mechanism of the present utility model.

Reference numerals

1. A cross beam; 2. a fixing ring; 3. a mounting frame; 4. a main clamp; 41. a first hydraulic cylinder; 42. a fixing seat; 43. a guide seat; 44. a clamping plate; 45. a supporting plate; 46. a second hydraulic cylinder; 47. a connecting block; 48. a guide groove; 5. a telescoping mechanism; 51. a third hydraulic cylinder; 52. a connecting seat; 6. a telescopic block; 7. an auxiliary clamp; 71. an adjusting lever; 72. a connecting rod; 73. a rotating rod; 74. a positioning groove; 75. a positioning sleeve; 751. a fixing frame; 752. a hinge; 753. an upper connecting ring; 754. a fixing bolt; 76. a connecting frame; 77. a lower connecting ring; 78. clamping jaw.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," "provided," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, the structure not described in the present utility model does not relate to the design gist and the improvement direction of the present utility model, which are the same as the prior art or can be implemented by using the prior art, and the description is omitted herein.

Examples

Referring to fig. 1-4, in order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model provides a frog lifts by crane anchor clamps, includes crossbeam 1, and crossbeam 1 passes through solid fixed ring 2 and links to each other with mounting bracket 3 is fixed, and main anchor clamps 4 are installed to bilateral symmetry on the mounting bracket 3, and both ends are provided with a plurality of auxiliary clamp 7 around crossbeam 1, and auxiliary clamp 7 rotates to be installed on telescopic block 6, and telescopic block 6 slidable mounting is in crossbeam 1, installs the telescopic machanism 5 that are used for controlling telescopic block 6 on the crossbeam 1.

The main fixture 4 comprises a first hydraulic cylinder 41, the first hydraulic cylinder 41 is fixed on the mounting frame 3 through a fixing seat 42, the tail end of a piston rod of the first hydraulic cylinder is fixedly connected with a clamping plate 44, the bottom end of the mounting frame 3 is fixedly provided with a second hydraulic cylinder 46, and the tail end of the piston rod of the second hydraulic cylinder 46 is fixedly connected with a supporting plate 45.

The guide seat 43 is fixedly installed on the installation frame 3, a piston rod of the first hydraulic cylinder 41 is vertically and slidably installed in the guide seat 43, the second hydraulic cylinder 46 is fixedly connected with the supporting plate 45 through the connecting block 47, the connecting block 47 is provided with the guide groove 48, the clamping plate 44 is provided with the guide block, and the guide block is vertically and slidably installed in the guide groove 48. When the supporting plate 45 runs to the appointed position, the guide blocks behind the clamping plates 44 can be connected with the guide grooves 48 in a sliding mode, and through the arrangement of the guide seats 43 and the guide grooves 48, the clamping plates 44 can be clamped and fixed parallel to the upper surface and the lower surface of the frog, and the frog is prevented from shaking in the clamping process.

The telescopic mechanism 5 comprises a third hydraulic cylinder 51 fixed above the beam 1, a piston rod of the third hydraulic cylinder 51 is fixedly connected with a connecting seat 52, and the connecting seat 52 is fixedly arranged on the telescopic block 6.

The auxiliary fixture 7 comprises an adjusting rod 71, a connecting rod 72 and a rotating rod 73 which are fixedly connected in sequence, wherein a plurality of positioning grooves 74 are formed in the adjusting rod 71, and the positioning grooves 74 correspond to frog of different models and sizes. The positioning groove 74 is used for being matched with the positioning sleeve 75, a connecting frame 76 is arranged at the lower end of the positioning sleeve 75, and a clamping jaw 78 is fixedly arranged at the lower end of the connecting frame 76.

The positioning sleeve 75 comprises two fixing frames 751 which are symmetrically arranged, the two fixing frames 751 are connected through a hinge 752, the upper ends of the fixing frames 751 are detachably connected through fixing bolts 754, an upper connecting ring 753 is installed at the lower ends of the fixing frames, a lower connecting ring 77 is arranged at the upper end of the connecting frame 76, and the upper connecting ring 753 is fixedly connected with the lower connecting ring 77. The positioning sleeve 75 is convenient to disassemble and assemble by the fixing frame 751, the hinge 752 and the fixing bolt 754, so that the positioning groove 74 can be replaced quickly.

When different types of frog are lifted, the telescopic blocks 6 are controlled to stretch and retract in the cross beam 1 through the third hydraulic cylinder 51 and the connecting seat 52 of the telescopic mechanism 5, so that the distance between the auxiliary clamps 7 at the two ends is adjusted, and the length of the frog is adapted. Simultaneously, the angle of the adjusting rod 71 of the auxiliary clamp 7 is rotated, and the positions of the positioning sleeves 75 in different positioning grooves 74 are adjusted, so that the width of the frog is adapted to the frog with different sizes and shapes, and the application range and flexibility are improved.

When the frog is used, firstly, the piston rods of the two second hydraulic cylinders 46 of the main clamp 4 extend to drive the two supporting plates 45 to be close to each other, the front ends of the supporting plates 45 are in a wedge shape, so that the frog is conveniently shoveled, and after the frog is shoveled, the piston rods of the first hydraulic cylinders 41 extend downwards to clamp and fix the frog up and down through the clamping plates 44. At the same time, the clamping jaw 78 of the auxiliary clamp 7 also clamps and fixes the side face of the frog. The utility model has a plurality of clamping points and is positioned on the upper, lower, left and right sides of the frog, thereby ensuring that objects are not easy to slip off, ensuring the stability and reliability of the clamping mechanism and ensuring the safety of lifting operation.

The foregoing examples merely illustrate certain embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the utility model, all of which fall within the scope of protection of the utility model; accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (6)

1. Frog lifts by crane anchor clamps, including crossbeam (1), its characterized in that: the utility model discloses a crossbeam, including crossbeam (1), mounting bracket (3), main anchor clamps (4) are installed through solid fixed ring (2) and mounting bracket (3) fixed link to each other to bilateral symmetry on mounting bracket (3), both ends are provided with a plurality of auxiliary clamp (7) around crossbeam (1), auxiliary clamp (7) rotate and install on telescopic block (6), telescopic block (6) slidable mounting is in crossbeam (1), install telescopic machanism (5) that are used for controlling telescopic block (6) on crossbeam (1).

2. The frog lifting fixture as claimed in claim 1, wherein: the auxiliary clamp (7) comprises an adjusting rod (71), a connecting rod (72) and a rotating rod (73) which are sequentially and fixedly connected, a plurality of positioning grooves (74) are formed in the adjusting rod (71), the positioning grooves (74) are used for being matched with positioning sleeves (75), connecting frames (76) are arranged at the lower ends of the positioning sleeves (75), and clamping jaws (78) are fixedly arranged at the lower ends of the connecting frames (76).

3. The frog lifting fixture as claimed in claim 2, wherein: the locating sleeve (75) comprises two fixing frames (751) which are symmetrically arranged, the two fixing frames (751) are connected through a hinge (752), the upper ends of the fixing frames are detachably connected through fixing bolts (754), an upper connecting ring (753) is arranged at the lower ends of the fixing frames, a lower connecting ring (77) is arranged at the upper ends of the connecting frames (76), and the upper connecting ring (753) is fixedly connected with the lower connecting ring (77).

4. A frog lifting fixture as claimed in claim 3, wherein: the main clamp (4) comprises a first hydraulic cylinder (41), the first hydraulic cylinder (41) is fixed on the mounting frame (3) through a fixing seat (42), the tail end of a piston rod of the first hydraulic cylinder is fixedly connected with the clamping plate (44), a second hydraulic cylinder (46) is fixedly mounted at the bottom end of the mounting frame (3), and the tail end of the piston rod of the second hydraulic cylinder (46) is fixedly connected with the supporting plate (45).

5. The frog lifting fixture as claimed in claim 4, wherein: the novel hydraulic device is characterized in that a guide seat (43) is fixedly installed on the installation frame (3), a piston rod of the first hydraulic cylinder (41) is vertically and slidably installed in the guide seat (43), the second hydraulic cylinder (46) is fixedly connected with the supporting plate (45) through a connecting block (47), a guide groove (48) is formed in the connecting block (47), a guide block is arranged on the clamping plate (44), and the guide block is vertically and slidably installed in the guide groove (48).

6. The frog lifting fixture as claimed in claim 1, wherein: the telescopic mechanism (5) comprises a third hydraulic cylinder (51) fixed above the cross beam (1), a piston rod of the third hydraulic cylinder (51) is fixedly connected with a connecting seat (52), and the connecting seat (52) is fixedly arranged on the telescopic block (6).