CN211473654U - Can dismantle telescopic protection railing - Google Patents

Abstract

The utility model discloses a detachable telescopic protective railing, which comprises a fixed seat, a support rod and a protective rod, wherein the fixed seat comprises a fixed clamping jaw and a rotary clamping jaw; the fixed clamping jaw comprises an upper fixed jaw and a lower fixed jaw which are fixed on the supporting rod in parallel, and a rotating sleeve is rotatably sleeved on the supporting rod between the upper fixed jaw and the lower fixed jaw; the rotating clamping jaws comprise upper rotating jaws and lower rotating jaws which are respectively fixed at the upper ends and the lower ends of the rotating sleeve, the upper rotating jaws and the lower rotating jaws are arranged in parallel, and the rotating clamping jaws can be hidden in the fixed clamping jaws or intersected with the projection of the fixed clamping jaws by rotating the rotating clamping jaws; the upper fixing claw and the upper rotating claw are provided with penetrating compaction screw holes, and compaction screws are connected with the compaction screw holes in an internal thread manner; therefore the utility model discloses rational in infrastructure, the dismantlement mode is simple, and collapsible, accomodates the convenience, and the equipment is nimble, and application scope is wide, and is with low costs, takes up an area of fewly, and can pack into the shape of rule in the transportation, and the cost of transportation is low.

Description

Can dismantle telescopic protection railing

Technical Field

The utility model belongs to the technical field of the guardrail, concretely relates to can dismantle telescopic protection railing.

Background

In the temporary structure construction process of bridge engineering, the edge protection railing is arranged according to the standard requirement on the extension of the section beam, and the fixation of the base of the protection railing is very important.

Meanwhile, after the conventional prefabricated section beam is installed, the cross end faces of the section beams are different in thickness, so that the protective handrail cannot be installed, and the operation personnel have serious potential safety hazards in the construction on the bridge; the method that adopts at present is with protection railing pole setting or stand beading on the festival section roof beam, this method installation protection railing is wasted time and energy, and need separate protection railing pole setting or stand and festival section roof beam with the burning torch when demolising, it is difficult to dismantle, the ann is dismantled more costsly, also accord with the development requirement of current building trade assembled, the general U-shaped of base that has now simultaneously, and its width is greater than the stand, thickness differs when the transportation, take up an area of irregularly, it forms regular shape to be difficult to pack a plurality of protection railings, the transportation degree of difficulty is big, the cost of transportation has not only been increased, damage rate when having increaseed the transportation simultaneously, therefore it is necessary to study a detachable telescopic protection railing.

Disclosure of Invention

To the defect and the problem that existing equipment exists, the utility model provides a can dismantle telescopic protection railing, the effectual protection guardrail that exists of having solved among the existing equipment dismantles the difficulty, accomodates the problem that takes up an area of greatly and the transportation degree of difficulty is big.

The utility model provides a scheme that its technical problem adopted is: a detachable telescopic protective barrier comprises a fixed seat, a supporting rod and a protective rod, wherein the fixed seat is arranged at the bottom of the supporting rod, and the protective rod is arranged at the upper part of the supporting rod; the fixed seat comprises a fixed jaw and a rotary jaw; the fixed clamping jaw comprises an upper fixed jaw and a lower fixed jaw which are fixed on the supporting rod in parallel, and a rotating sleeve is rotatably sleeved on the supporting rod between the upper fixed jaw and the lower fixed jaw; the rotating clamping jaws comprise upper rotating jaws and lower rotating jaws which are respectively fixed at the upper ends and the lower ends of the rotating sleeve, the upper rotating jaws and the lower rotating jaws are arranged in parallel, and the rotating clamping jaws can be hidden in the fixed clamping jaws or intersected with the projection of the fixed clamping jaws by rotating the rotating clamping jaws; and the upper fixing claw and the upper rotating claw are provided with penetrating compression screw holes, and the compression screw holes are internally connected with compression screw rods.

Furthermore, the bottom of the upper fixed claw and the bottom of the upper rotating claw are provided with reinforcing teeth.

Furthermore, the guard bar includes guard bar and guard bar down, go up the guard bar and pass through the adapter sleeve respectively with guard bar down and fix in the upper portion and the middle part of bracing piece.

Furthermore, a counter-pulling sleeve is arranged in the middle of the protection rod; the split type protective rod is characterized in that a plurality of adjusting holes are formed in the split sleeve, screw holes are formed in the protective rod, and fixing bolts penetrate through the adjusting holes and the screw holes.

The utility model has the advantages that: the utility model is provided with a fixed claw and a rotating claw at the lower part of the support rod, the rotating claw is arranged in the fixed claw, and the rotating claw can be hidden in the fixed claw or intersected with the projection of the fixed claw by rotating the rotating claw; when the rotary clamping jaw is not used, the rotary clamping jaw is hidden in the fixed clamping jaw, so that the space is not occupied, and when the rotary clamping jaw is used, a certain included angle can be formed between the rotary clamping jaw and the fixed clamping jaw, namely the upper fixed clamping jaw and the upper rotary clamping jaw form an upper clamping jaw, and the lower fixed clamping jaw and the lower rotary clamping jaw form a lower clamping jaw; and the upper jaw and the lower jaw are clamped on the section beam and are further reinforced through a compression screw rod.

And simultaneously, the reinforcing teeth are arranged at the bottoms of the upper fixing claw and the upper rotating claw, so that the friction force between the reinforcing teeth and the surface of the segment beam can be enhanced, and the fixing seat is clamped and fixed more firmly.

Meanwhile, the middle part of the protective rod is provided with a pair of pull sleeves, the width of each section beam is not necessarily equal to the length of the standard protective rod in construction, overlong or too short situation often occurs, the length of the protective rod can be indirectly prolonged or shortened for the pair of pull sleeves, and the protective rod is suitable for protection of the section beams with different widths, and is convenient to use and material saving.

Therefore the utility model discloses rational in infrastructure, the dismantlement mode is simple, and collapsible, accomodates the convenience, and the equipment is nimble, and application scope is wide, and is with low costs, takes up an area of fewly, and can pack into the shape of rule in the transportation, and the cost of transportation is low.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a state diagram of the fixing base unfolded.

Fig. 3 is a state diagram of the fixing base when folded.

Fig. 4 is a schematic structural view of the counter pull sleeve.

The reference numbers in the figures are: 1 is the protective rod, 2 is the bracing piece, and 3 is last stationary dog, and 4 is lower stationary dog, and 5 are changeing the cover, and 6 are last rotating claw, and 7 are lower rotating claw, and 8 are compressing tightly the screw, and 9 are the adapter sleeve, and 10 are to drawing the cover, and 11 are for consolidating the tooth, and 12 are compressing tightly the screw rod, and 13 are the regulation hole, and 14 are the screw.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1: this embodiment aims at providing a can dismantle telescopic protection railing, dismantles the difficulty, accomodates the problem that take up an area of greatly and the transportation degree of difficulty is big to current protection guardrail, and this embodiment provides a convenient dismantlement, collapsible, retractable's protection railing, including fixing base, bracing piece 2 and protection rod 1 as shown in figure 1, the fixing base sets up in the bottom of bracing piece 2, and 2 upper portions of bracing piece are provided with protection rod 1, and the fixing base is fixed in the bottom of bracing piece 2, and the fixing base is fixed simultaneously on the festival section roof beam to make bracing piece 2 along vertical fixing on the festival section roof beam and upwards extend, be provided with horizontal protection rod at the middle part of bracing piece 2 and upper portion and form the rail.

The fixed seat comprises a fixed jaw and a rotary jaw; the fixed claw comprises an upper fixed claw 3 and a lower fixed claw 4 which are fixed on the supporting rod 2 in parallel, a rotating sleeve 5 is arranged on the supporting rod between the upper fixed claw 3 and the lower fixed claw 4, the rotating sleeve 5 is rotatably sleeved on the supporting rod 2, namely the rotating sleeve 5 is rotatably arranged between the upper fixed claw 3 and the lower fixed claw 4.

The rotating clamping jaws comprise upper rotating jaws 6 and lower rotating jaws 7 which are respectively fixed at the upper end and the lower end of the rotating sleeve 5, the upper rotating jaws 6 and the lower rotating jaws 7 are arranged in parallel, and the rotating clamping jaws can be hidden in the fixed clamping jaws or intersected with the projection of the fixed clamping jaws by rotating the rotating clamping jaws; when the clamping device is used, the rotating clamping jaws and the fixed clamping jaws are arranged at included angles, the included angles are controlled to be 30-60 degrees, the upper clamping jaws are formed between the upper rotating clamping jaws 6 and the upper fixed clamping jaws 3, the upper clamping jaws are formed between the lower rotating clamping jaws 7 and the lower fixed clamping jaws 4, the upper clamping jaws and the lower clamping jaws are clamped on the segmental beams and are further pressed on the segmental beams through the pressing screw rods 12, and the included angles of the rotating clamping jaws and the fixed clamping jaws are fixed.

The setting form of the compression screw 12 is specifically as follows: go up stationary dog 3 and go up to rotate claw 6 and go up to open and to have a screw 8 that compresses tightly that runs through, 8 female connection in the screw that compresses tightly has a compression screw 12, and compression screw 12 can use to the festival section roof beam of different thickness according to the flexible length of regulation of the section roof beam adaptability of different thickness, and application range is wide, convenient to use.

The utility model discloses the fixing base can be expanded when using and form the last jack catch and the lower jack catch of double-layered horn shape, can hide the rotation jack catch in fixed jack catch when not using, occupation space not, convenient to use, greatly reduced the transportation degree of difficulty, and when concrete implementation, the thickness of fixed jack catch and rotation jack catch equals with the thickness of bracing piece, makes the protection guardrail can stack together and form the shape of rule, and convenient transportation can have enough to meet the need the use.

Example 2: this example is substantially the same as example 1, except that: and reinforcing teeth 11 are arranged at the bottoms of the upper fixed claw 3 and the upper rotating claw 6.

Reinforced 11 adhesion of tooth is in last stationary dog 3 and the bottom of last rotating claw 6, can strengthen fixed jack catch and the interlock dynamics of rotating the jack catch on the festival section roof beam through reinforced tooth 11, increases fixed jack catch and the frictional force of rotating jack catch and festival section roof beam, makes the utility model discloses more firm, safety when using.

Example 3: this example is substantially the same as example 1, except that: the embodiment further defines a specific arrangement form of the guard rail.

The guard bar 1 comprises an upper guard bar and a lower guard bar, and the upper guard bar and the lower guard bar are respectively fixed on the upper part and the middle part of the support bar through connecting sleeves 9, so that a double-path guard rail is formed on the upper part of the segmental beam. The connecting sleeve 9 is sleeved on the supporting column and is provided with a screw hole, and the upper protective rod and the lower protective rod are fixed on the connecting sleeve 9 through penetrating bolts.

Meanwhile, the middle part of the protective rod 1 is provided with a counter-pulling sleeve 10; the pair of pull sleeve 10 is provided with a plurality of adjusting holes 13, the guard bar is provided with screw holes 14, fixing bolts penetrate through the adjusting holes 13 and the screw holes 14, the width of the section beams is different in specific construction, the guard rail is a customized standard guard bar, the lengths of the section beams and the guard bar are prone to deviation, the pair of pull sleeves are arranged in the middle of the guard rail, the length of the guard bar can be indirectly prolonged or shortened, and the pair of pull sleeves is suitable for section beam protection with different widths, convenient to use and material saving.

Claims (4)

1. A detachable telescopic protective barrier comprises a fixed seat, a supporting rod and a protective rod, wherein the fixed seat is arranged at the bottom of the supporting rod, and the protective rod is arranged at the upper part of the supporting rod; the method is characterized in that: the fixed seat comprises a fixed jaw and a rotary jaw; the fixed clamping jaw comprises an upper fixed jaw and a lower fixed jaw which are fixed on the supporting rod in parallel, and a rotating sleeve is rotatably sleeved on the supporting rod between the upper fixed jaw and the lower fixed jaw; the rotating clamping jaws comprise upper rotating jaws and lower rotating jaws which are respectively fixed at the upper ends and the lower ends of the rotating sleeve, the upper rotating jaws and the lower rotating jaws are arranged in parallel, and the rotating clamping jaws can be hidden in the fixed clamping jaws or intersected with the projection of the fixed clamping jaws by rotating the rotating clamping jaws; and the upper fixing claw and the upper rotating claw are provided with penetrating compression screw holes, and the compression screw holes are internally connected with compression screw rods.

2. The removable telescopic guard rail of claim 1, wherein: and reinforcing teeth are arranged at the bottoms of the upper fixed claw and the upper rotating claw.

3. The removable telescopic guard rail of claim 1, wherein: the guard bar includes guard bar and lower guard bar, go up the guard bar and fix on the upper portion and the middle part of bracing piece through the adapter sleeve respectively with lower guard bar.

4. The removable telescopic guard rail of claim 3, wherein: the middle part of the protection rod is provided with a counter-pulling sleeve; the split type protective rod is characterized in that a plurality of adjusting holes are formed in the split sleeve, screw holes are formed in the protective rod, and fixing bolts penetrate through the adjusting holes and the screw holes.

Images