CN216109607U - Scaffold for railway tunnel maintenance - Google Patents

Abstract

The utility model discloses a scaffold for railway tunnel maintenance, which comprises two groups of struts, wherein universal wheels are fixedly connected to the bottoms of the two groups of struts, the inner side ends of the two groups of struts are fixedly connected through fixed columns, the end parts of the two groups of struts are rotatably connected with a first connecting rod and a second connecting rod through rotating shafts, the two first connecting rods and the second connecting rods are hinged in a crossed mode through rotating shafts, a bearing seat is fixedly connected to the upper side of the two groups of struts, mounting assemblies are arranged on the periphery of the top end of the bearing seat, a protective guard is arranged above the bearing seat, and through arrangement of a storage assembly, when the scaffold is used, a worker can conveniently climb the scaffold, the use effect is good, and when the scaffold is not used, the storage is convenient, and the problem that a stair on the existing scaffold is in a vertical mode and is very inconvenient to use is effectively solved.

Description

Scaffold for railway tunnel maintenance

Technical Field

The utility model relates to the technical field of railway tunnel construction, in particular to a scaffold for railway tunnel maintenance.

Background

The scaffold is a working platform which is set up for ensuring that each construction process is carried out smoothly, and along with the appearance of a large number of modern large-scale building systems in China, the steel pipe scaffold can not meet the requirement of building construction development, and the rapid development, popularization and application of the novel scaffold are urgent.

Although current scaffold frame has set up the stair of climbing, the stair that nevertheless sets up generally is vertical mode, when the staff climbs, and is very inconvenient to and current scaffold frame is not provided with safeguard measure, because the support body is higher, the security is comparatively not good.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a scaffold for maintaining a railway tunnel.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a scaffold for railway tunnel maintenance comprises two groups of struts, universal wheels are fixedly connected at the bottoms of the two groups of struts, the inner side ends of the two groups of struts are fixedly connected through fixing columns, the end parts of the two groups of struts are rotatably connected with a first connecting rod and a second connecting rod through rotating shafts, the two first connecting rods and the second connecting rod are hinged in a crossed manner through the rotating shafts, a bearing seat is fixedly connected between the two groups of struts above the two groups of struts, the periphery of the top end of the bearing seat is provided with a mounting assembly, a protective guard is arranged above the bearing seat, the upper parts of one side of one group of the supporting columns are fixedly connected with supporting seats, a connecting rod is rotatably connected between the two supporting seats through a rotating shaft, one side fixedly connected with stair of connecting rod, the one end fixed mounting of connecting rod has the gyro wheel, and is a set of the tip top of pillar is equipped with accomodates the subassembly.

Furthermore, the two first connecting rods and the two second connecting rods are symmetrically arranged.

Further, the height of the connecting rod is the same as that of the bearing seat.

Further, the installation component comprises a barrel, the bottom end of the barrel is fixedly connected with the top end of the bearing seat, the barrel is symmetrically arranged into two parts, the screw rods are connected with the inside of the barrel in a threaded mode, and the screws are fixedly connected with one sides of the screw rods in a rotating mode.

Further, the distance between the two cylinders is matched with the outer wall of the guard rail, and through holes matched with the outer wall of the screw rod are formed in the bottom end of the guard rail.

Further, the storage assembly includes the knob, the one end fixedly connected with double-screw bolt of knob, the bottom of double-screw bolt is equipped with the gear, the gear sets up to two, and two gears all with a set of the tip of pillar is rotated through the pivot and is connected, one side of gear is rotated and is connected with the dwang, the one end of dwang is rotated through the pivot and is connected with the hinge bar, the one end of hinge bar is articulated with the tip of connecting rod.

Furthermore, the stud and the gear form a meshing connection.

Compared with the prior art, the utility model has the beneficial effects that:

1. by arranging the storage assembly, when the scaffold is used, workers can climb conveniently, the use effect is good, and when the scaffold is not used, the storage is convenient, so that the problem that the stair on the existing scaffold is in a vertical mode and is very inconvenient to use is effectively solved;

2. through setting up the rail guard, can play better protecting effect, still can dismantle when not using, easy operation, it is convenient to use, has further improved the practicality of this scaffold frame.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is an overall perspective view of the present embodiment;

FIG. 2 is an overall front view of the present embodiment;

FIG. 3 is an enlarged view of the embodiment at A in FIG. 2;

fig. 4 is an enlarged view of the embodiment at B in fig. 2.

In the figure: 1. a pillar; 2. a universal wheel; 3. fixing a column; 4. a first link; 5. a second link; 6. a bearing seat; 7. protecting the fence; 8. mounting the component; 801. a barrel; 802. a screw; 803. turning; 9. a connecting rod; 10. a staircase; 11. a roller; 12. a receiving assembly; 13. a receiving assembly; 1301. a knob; 1302. a stud; 1303. a gear; 1304. rotating the rod; 1305. a hinged lever.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a scaffold for railway tunnel maintenance comprises two groups of struts 1, wherein the struts 1 are provided in two groups, universal wheels 2 are fixedly connected to the bottoms of the two groups of struts 1, the inner ends of the two groups of struts 1 are fixedly connected to each other through fixing posts 3, the ends of the two groups of struts 1 are rotatably connected to first connecting rods 4 and second connecting rods 5 through rotating shafts, the two first connecting rods 4 and the second connecting rods 5 are cross-hinged to each other through rotating shafts, the two first connecting rods 4 and the second connecting rods 5 are symmetrically arranged, a bearing seat 6 is fixedly connected to the upper part of the two groups of struts 1, mounting assemblies 8 are arranged around the top end of the bearing seat 6, a protective guard 7 is arranged above the bearing seat 6, a support 12 is fixedly connected to the upper part of one side of the one group of struts 1, a connecting rod 9 is rotatably connected to the two support 12 through rotating shafts, and a stair 10 is fixedly connected to one side of the connecting rod 9, one end fixed mounting of connecting rod 9 has gyro wheel 11, and the tip of a set of pillar 1 is equipped with storage assembly 13 on the top, and connecting rod 9 highly is the same with the height of accepting seat 6, through above subassembly, can make this scaffold frame have the simple operation, and the protectiveness is good, excellent in use effect's characteristics.

The mounting assembly 8 comprises a cylinder 801, the bottom end of the cylinder 801 is fixedly connected with the top end of the bearing seat 6, the cylinder 801 is symmetrically arranged into two parts, the two cylinders 801 are internally and respectively in threaded connection with a screw 802, one side of each screw 802 is fixedly connected with a torque 803, the distance between the two cylinders 801 is matched with the outer wall of the guard rail 7, through holes matched with the outer wall of the screw 802 are formed in the bottom end of the guard rail 7, when the guard rail 7 is not used, the guard rail 7 is convenient to disassemble, and the guard rail 7 can play a good protection role.

Accomodate subassembly 13 includes knob 1301, the one end fixedly connected with double-screw bolt 1302 of knob 1301, the bottom of double-screw bolt 1302 is equipped with gear 1303, gear 1303 sets up to two, and two gear 1303 all rotate through the pivot with the tip of a set of pillar 1 and be connected, one side of gear 1303 rotates and is connected with dwang 1304, the one end of dwang 1304 rotates through the pivot and is connected with hinge bar 1305, the one end of hinge bar 1305 is articulated with the tip of connecting rod 9, constitute the meshing between double-screw bolt 1302 and the gear 1303 and be connected, be convenient for accomodate or expand stair 10, high durability and convenient use, the practicality of this scaffold is further improved.

The working principle is as follows: when using this scaffold, at first remove this scaffold to required position department, it orders about gear 1303 and rotates to rotate knob 1301 to make its double-screw bolt 1302, thereby it forms the rotation to drive dwang 1304 and hinge bar 1305, hinge bar 1305 orders about connecting rod 9 and produces the rotation, cooperation through gyro wheel 11 is used, effectively expand stair 10, can be convenient for the staff in the use climb to the support body on, moreover, the steam generator is simple in operation, it is convenient to use, when not using, reversal knob 1301, be convenient for accomodate stair 10, excellent in use effect, through rotating knob 803, make its screw rod 802 remove in the through-hole of rail guard 7 bottom, be convenient for install or dismantle, when using the support body, can play better protecting effect.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (7)

1. A scaffold for railway tunnel maintenance, comprising a post (1), characterized in that: the supporting columns (1) are arranged into two groups, universal wheels (2) are fixedly connected to the bottoms of the two groups of supporting columns (1), the inner side end portions of the two groups of supporting columns (1) are fixedly connected through fixing columns (3), the end portions of the two groups of supporting columns (1) are rotatably connected with first connecting rods (4) and second connecting rods (5) through rotating shafts, the two first connecting rods (4) and the second connecting rods (5) are hinged in a crossed mode through the rotating shafts, bearing seats (6) are fixedly connected to the upper portions of the two groups of supporting columns (1), mounting assemblies (8) are arranged on the periphery of the top ends of the bearing seats (6), guard rails (7) are arranged above the bearing seats (6), supporting seats (12) are fixedly connected to the upper portions of one sides of the two groups of supporting columns (1), and connecting rods (9) are rotatably connected between the two supporting seats (12) through rotating shafts, one side fixedly connected with stair (10) of connecting rod (9), the one end fixed mounting of connecting rod (9) has gyro wheel (11), and is a set of the tip top-to-side of pillar (1) is equipped with storage component (13).

2. A scaffold for railway tunnel maintenance as claimed in claim 1, wherein: the two first connecting rods (4) and the second connecting rod (5) are symmetrically arranged.

3. A scaffold for railway tunnel maintenance as claimed in claim 1, wherein: the height of the connecting rod (9) is the same as that of the bearing seat (6).

4. A scaffold for railway tunnel maintenance as claimed in claim 1, wherein: the installation component (8) comprises a cylinder body (801), the bottom end of the cylinder body (801) is fixedly connected with the top end of the bearing seat (6), the cylinder body (801) is symmetrically arranged into two, the screw rods (802) are in threaded connection with the inside of the cylinder body (801), and the screws (803) are fixedly connected with one side of each screw rod (802).

5. A scaffold for railway tunnel maintenance as claimed in claim 4, wherein: the distance between the two cylinders (801) is matched with the outer wall of the guard rail (7), and the bottom end of the guard rail (7) is provided with a through hole matched with the outer wall of the screw (802).

6. A scaffold for railway tunnel maintenance as claimed in claim 1, wherein: accomodate subassembly (13) and include knob (1301), the one end fixedly connected with double-screw bolt (1302) of knob (1301), the bottom of double-screw bolt (1302) is equipped with gear (1303), gear (1303) set up to two, and two gear (1303) all with a set of the tip of pillar (1) is rotated through the pivot and is connected, one side of gear (1303) is rotated and is connected with dwang (1304), the one end of dwang (1304) is rotated through the pivot and is connected with hinge bar (1305), the one end of hinge bar (1305) is articulated with the tip of connecting rod (9).

7. A scaffold for railway tunnel maintenance as claimed in claim 6, wherein: the stud (1302) and the gear (1303) are in meshed connection.

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