CN214573948U

CN214573948U - Guide frame for protective cylinder

Info

Publication number: CN214573948U
Application number: CN202120743509.0U
Authority: CN
Inventors: 潘李洋; 李怀亮; 江兴学; 赵可强
Original assignee: Shanghai Tonghan Construction Engineering Co ltd
Current assignee: Shanghai Tonghan Construction Engineering Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-11-02
Anticipated expiration: 2031-04-10

Abstract

The application relates to a protect a leading truck belongs to and protects a installation technical field. The upper limiting frame and the lower limiting frame are arranged at intervals, an upright post for supporting the upper limiting frame is arranged between the upper limiting frame and the lower limiting frame, and the upper limiting frame and the lower limiting frame are respectively provided with an upper limiting hole and a lower limiting hole for the protective cylinder to pass through. This application has the steel and protects the effect that can keep better straightness that hangs down when a section of thick bamboo is driven into.

Description

Guide frame for protective cylinder

Technical Field

The application relates to the field of protecting a section of thick bamboo installation, especially relate to a protect a leading truck.

Background

Need to insert under water and beat a steel casing and carry out drilling construction to pile foundation construction in the bridge aquatic, the steel casing is as the most important auxiliary structure of bored pile construction, and its straightness that hangs down directly influences the pore-forming quality. The perpendicularity of the steel casing is controlled by arranging a guide frame at the orifice of the drilling platform.

The existing guide frame is a single-groined frame, and when a steel protection cylinder is inserted into the guide frame, the steel protection cylinder is positioned through the guide frame.

In view of the above-mentioned related art, the inventor believes that the guide frame can be well positioned and maintain the verticality of the steel casing to a certain extent when the steel casing is driven, but the steel casing is easy to shift and influence the verticality of the steel casing when the steel casing is driven and the end part of the steel casing is subjected to a large lateral force.

SUMMERY OF THE UTILITY MODEL

For the better straightness that hangs down when keeping a steel casing and drive, this application provides a casing leading truck.

The application provides a protect a leading truck adopts following technical scheme:

the utility model provides a protect a section of thick bamboo leading truck, includes lower spacing and last spacing that the interval set up from top to bottom, go up the spacing with be provided with the stand that supports spacing down between the spacing down, go up the spacing with spacing down is provided with the last spacing hole and the spacing hole down that supplies to protect a section of thick bamboo to pass through respectively.

By adopting the technical scheme, the upper limiting frame and the lower limiting frame limit the protective sleeve simultaneously, so that the protective sleeve can better keep perpendicularity.

Optionally, the number of the upright columns is four, and four upright columns are vertically arranged and are respectively provided with four corners.

Through adopting above-mentioned technical scheme, four stands that set up support the four corners of spacing frame on for it obtains better support to go up the spacing frame.

Optionally, an inclined rod is arranged between the adjacent upright columns, one end of the inclined rod is fixed to the upper end of one upright column, and the other end of the inclined rod is fixed to the lower end of the other adjacent upright column.

Through adopting above-mentioned technical scheme, the down tube that sets up becomes two three family shapes to the space separation between the adjacent stand, and the structure of leading truck is firm more stable, is favorable to the use of leading truck, and better carries on spacingly and leads to protecting a section of thick bamboo.

Optionally, go up and be provided with wheel components on the spacing frame, it is at least three, three to go up wheel components and set up along protecting a section of thick bamboo angular interval such as circumference, it includes gyro wheel and mounting bracket to go up wheel components, the gyro wheel rotate install in mounting bracket and lateral wall butt protect a section of thick bamboo, be provided with down wheel components on the spacing frame down, wheel components is at least three, three down wheel components along protecting a section of thick bamboo angular interval such as circumference sets up, down wheel components structure with it is unanimous to go up wheel components.

Through adopting above-mentioned technical scheme, it is spacing to protecting a section of thick bamboo through set up wheel components and wheel components down on last spacing and lower spacing, goes up wheel components and the outer wall that the gyro wheel butt on the wheel components down protects a section of thick bamboo, under the spacing circumstances in position of realizing protecting a section of thick bamboo, protects a frictional force between section of thick bamboo and the gyro wheel less for protect a section of thick bamboo can be more laborsaving squeeze into.

Optionally, the mounting bracket includes the base, retreats the limiting plate, retreats limit nut, glide rod and mount pad, retreat the limiting plate vertical set up in on the base, retreat and set up on the limiting plate and retreat the hole, the glide rod slide install in retreat downthehole and one end overhang set up in go up in the limiting hole, the gyro wheel rotate install in on the mount pad, the mount pad is fixed in the glide rod overhang in go up the downthehole one end of limiting, retreat limit nut threaded fixation in glide rod and restriction the glide rod slides towards keeping away from last limiting hole direction.

Through adopting above-mentioned technical scheme, the slide bar slides and installs in retreating downtheholely for the slide bar can be adjusted, makes the position and the straightness that hangs down of protecting a section of thick bamboo and adjusts through each last wheel components and wheel components down finely tune, then stops the slide bar through retreating stop nut, makes the gyro wheel can keep spacing to the butt of protecting a section of thick bamboo.

Optionally, the mounting bracket further includes an advancing limiting plate and an advancing limiting nut, the advancing limiting plate is vertically fixed to the base and is located on one side of the retreating limiting plate, which is far away from the upper limiting hole, an advancing hole coaxial with the retreating hole is formed in the advancing limiting plate, the sliding rod is slidably mounted in the advancing hole, and the advancing limiting nut is fixed to the sliding rod in a threaded manner and limits the sliding rod to slide towards the upper limiting hole.

Through adopting above-mentioned technical scheme, the limiting plate that gos forward that sets up with retreat the limiting plate cooperation, carry out more stable support to the slide bar, then the stop nut that gos forward prevents the slide bar and drops when protecting a section of thick bamboo and not installing, the stop nut that gos forward and retreat the stop nut and mutually support, realize the rigidity of slide bar.

Optionally, a climbing ladder is arranged on one side of the upper limiting frame, and a protective guard is arranged on the climbing ladder.

Through adopting above-mentioned technical scheme, set up the climbing ladder, make things convenient for constructor to climb on the spacing frame, conveniently go up wheel components's regulation, also conveniently adjust and protect a section of thick bamboo.

Optionally, a guardrail is arranged on the upper limiting frame.

Through adopting above-mentioned technical scheme, through setting up the guardrail on last spacing, better protection constructor for constructor is difficult to fall from last spacing.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the upper limiting frame and the lower limiting frame limit the casing at the same time, so that the casing can better keep the verticality, when the end part of the casing is subjected to lateral force, the two points of the casing are limited, the deviation of the casing is well prevented, and the verticality of the casing during driving is kept;

2. the upper roller assembly and the lower roller assembly are arranged on the upper limiting frame and the lower limiting frame to limit the pile casing, and rollers on the upper roller assembly and the lower roller assembly are abutted against the outer wall of the pile casing, so that the friction force between the pile casing and the rollers is smaller under the condition of limiting the position of the pile casing, and the pile casing can be driven in more labor-saving manner;

3. the limiting plate that gos forward that sets up cooperates with the limiting plate of retreating, carries out more stable support to the slide bar, then advances stop nut and prevents that the slide bar from droing when protecting a section of thick bamboo and not installing, advances stop nut and retreat stop nut and mutually supports, realizes the rigidity of slide bar.

Drawings

FIG. 1 is a schematic view of an installation structure of an embodiment of the present application and a casing;

FIG. 2 is a schematic structural diagram of an embodiment of the present application;

fig. 3 is a schematic structural view of the upper roller assembly.

Description of reference numerals: 1. a lower limiting frame; 11. a long rod; 12. an intermediate lever; 13. a short bar; 14. a reinforcing bar; 15. a lower limiting hole; 2. an upper limiting frame; 21. an upper limiting hole; 22. a walking board; 3. an upper roller assembly; 31. a roller; 32. a base; 33. an advancing limit plate; 34. an advancing limit nut; 35. a retreating limit plate; 36. a back limit nut; 37. a slide bar; 38. a mounting seat; 381. a fixing plate; 382. a clamping plate; 383. a rotating shaft; 39. a rotation limiting plate; 4. a lower roller assembly; 5. a column; 6. a diagonal bar; 7. a guardrail; 71. erecting a rod; 72. a railing; 73. a spacer bar; 74. an inlet and an outlet; 8. climbing a ladder; 91. a U-shaped rod; 92. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a protect a leading truck.

Referring to fig. 1, the guide frame for the pile casing comprises a lower limiting frame 1, an upper limiting frame 2, an upper roller assembly 3 arranged on the upper limiting frame 2, a lower roller assembly 4 arranged on the lower limiting frame 1, a vertical column 5 and an oblique rod 6 which are arranged at intervals up and down.

Referring to fig. 1, a lower limiting frame 1 comprises a long rod 11, two groups of middle rods 12, short rods 13 and reinforcing rods 14, wherein the long rod 11, the middle rods 12, the short rods 13 and the reinforcing rods 14 are all made of i-steel, two long rods 11 are arranged at intervals, two groups of middle rods 12 are respectively arranged at two ends of the long rod 11, each group of middle rods 12 is two, two middle rods 12 are arranged at intervals, two ends of each middle rod 12 are welded and fixed on opposite side walls of the two long rods 11 in a one-to-one correspondence manner, the reinforcing rods 14 are arranged between the two middle rods 12, two ends of each reinforcing rod 14 are welded and fixed with the middle parts of the two middle rods 12 in a one-to-one correspondence manner, two short rods 13 are arranged, the length direction of the two short rods 13 is parallel to the length direction of the long rod 11, two short rods 13 are arranged at intervals in a one-to-one correspondence manner, two ends of each short rod 13 are welded and fixed on opposite side walls of the two groups of the middle rods 12 in a one-to-one manner, the reinforcing rods 14 are also arranged between the short rods 13 and the long rods 11, one end of the reinforcing rod 14 is fixedly welded with the middle part of the long rod 11, the other end of the reinforcing rod is fixedly welded with the middle part of the short rod 13, and a lower limiting hole 15 for a protective sleeve to pass through is defined between the two short rods 13 and the two middle rods 12.

Referring to fig. 1 and 2, the upper limiting frame 2 and the lower limiting frame 1 have the same structure and function, an upper limiting hole 21 for a protective cylinder to pass through is enclosed between two short rods 13 and two middle rods 12 on the upper limiting frame 2, a layer of walking plate 22 is laid on the upper limiting frame 2, and the outer edge of the walking plate 22 protrudes out of the upper limiting frame 2, so that people can walk conveniently.

Referring to fig. 1 and 2, the quantity of stand 5 is four, and stand 5 adopts the I-steel, and four sides of spacing 1 are just set up down to four vertical settings of stand 5, and the lower extreme one-to-one welded fastening of four stands 5 is in the both ends of two stock 11 of spacing 1 down, and the upper end one-to-one welded fastening of four stands 5 is in the both ends of two stock 11 of spacing 2, realizes the connection between spacing 2 and the spacing 1 down and fixes and support spacing 2.

Referring to fig. 1 and 2, there are four diagonal rods 6, each diagonal rod 6 is made of i-steel, one diagonal rod 6 is arranged between two adjacent upright columns 5, one end of each diagonal rod 6 is welded and fixed to the upper end of one upright column 5, the other end of each diagonal rod 6 is welded and fixed to the lower end of the other adjacent upright column 5, the upper end of each upright column 5 is only welded and fixed to one end of one diagonal rod 6, and the lower end of each upright column 5 is only welded and fixed to one end of one diagonal rod 6.

Referring to fig. 1 and 2, the upper roller assemblies 3 and the lower roller assemblies 4 have the same structure and function, the number of the upper roller assemblies 3 is four, the four upper roller assemblies 3 are respectively provided with the middle parts of the four sides of the upper limiting frame 2, the number of the lower roller assemblies 4 is four, the four lower roller assemblies 4 are respectively provided with the middle parts of the four sides of the lower limiting frame 1, and the four upper roller assemblies 3 are correspondingly positioned above the four lower roller assemblies 4.

Referring to fig. 1 and 3, the upper roller assembly 3 includes a roller 31 and a mounting bracket, the mounting bracket includes a base 32, an advancing limiting plate 33, an advancing limiting nut 34, a retreating limiting plate 35, a retreating limiting nut 36, a sliding rod 37 and a mounting base 38, the base 32 is made of i-steel and is welded and fixed with the traveling plate 22 on the upper limiting frame 2, an opening of the base 32 is vertically oriented, the retreating limiting plate 35 is vertically arranged and is welded and fixed with one end of the base 32 close to the upper limiting hole 21, the retreating limiting plate 35 is provided with a retreating hole, the advancing limiting plate 33 is vertically fixed in the opening in the middle of the base 32 and is located on one side of the retreating limiting plate 35 far away from the upper limiting hole 21, the advancing limiting plate 33 is provided with an advancing hole coaxial with the retreating hole, the sliding rod 37 is slidably mounted in the retreating hole and the advancing hole, one end of the sliding rod can be suspended above the upper limiting hole 21, the retreating limiting nut 36 is threadedly fixed on the sliding rod 37 and limits the sliding rod 37 to limit the upper limiting hole 21 far away from the upper limiting hole 21 by the retreating limiting plate 35 through abutting against the retreating limiting plate 35 The forward limit nut 34 is screwed to the slide rod 37, and abuts against the forward limit plate 33 to limit the slide rod 37 from sliding toward the upper limit hole 21, and the forward limit plate 33 and the backward limit plate 35 are sandwiched between the forward limit nut 34 and the backward limit nut 36.

Referring to fig. 1 and 3, the mount pad 38 includes fixed plate 381 and clamp plate 382, a fixed plate 381 face and the slide rod 37 are close to the one end welded fastening of last spacing hole 21, clamp plate 382 has two, two clamp plate 382 vertical settings and welded fastening are on the fixed plate 381 face that deviates from slide rod 37, gyro wheel 31 centre gripping is fixed between two clamp plate 382 and through a pivot 383, make gyro wheel 31 can the rotation and butt protect the section of thick bamboo, retreat limiting plate 35 and have two limit board 39 towards the lateral wall welded fastening who protects the section of thick bamboo, fixed plate 381 is located and moves along limit board 39 on two limit board 39, restrict the mount pad 38 through limit board 39 and rotate around the axis direction of slide rod 37, keep rolling relatively between gyro wheel 31 and the section of thick bamboo.

The lower roller assembly 4 is arranged on the lower limiting frame 1.

Referring to fig. 1 and 2, a guardrail 7 is arranged on the upper limiting frame 2, the guardrail 7 includes upright posts 71, balustrades 72 and separating rods 73, the upright posts 71 are made of i-steel and are welded and fixed on the walking board 22, four upright posts 71 are provided, four upright posts 71 are arranged at four corners of the walking board 22, the separating rods 73 are welded and fixed on one side of the walking board 22 and are located between two upright posts 71, two balustrades 72 are arranged between adjacent upright posts 71, the two balustrades 72 are arranged at intervals along the height direction of the upright posts 71, two ends of the balustrades 72 are welded and fixed with opposite side walls of the adjacent two upright posts 71 in a one-to-one correspondence manner, the balustrades 72 are also arranged at intervals up and down between the separating rods 73 and the upright posts 71 on one side, and an entrance 74 for people to enter and exit is formed between the separating rods 73 and the upright posts 71 on the other side.

Referring to fig. 1 and 2, be provided with climbing ladder 8 between last spacing frame 2 and the lower spacing frame 1, climbing ladder 8 is located exit 74, climbing ladder 8 upper end and last spacing frame 2 welded fastening, climbing ladder 8 lower extreme and lower spacing frame 1 welded fastening, climbing ladder 8 upper portion is provided with rail guard 7, rail guard 7 includes U type pole 91 and two connecting rods 92 that set up between two U type poles 91 that set up from top to bottom, two connecting rods 92 divide establish climbing ladder 8 both sides and both ends respectively with two U type poles 91 welded fastening, the space between U type pole 91 and the climbing ladder 8 supplies personnel to pass through, protect climbing personnel through rail guard 7.

The implementation principle of a protect a leading truck of the embodiment of this application does: the pile casing is lifted from top to bottom and is passed from last spacing hole 21 and lower spacing hole 15 in proper order, and four last wheel components 3 restrict the pile casing, and four lower wheel components 4 also restrict the pile casing, and two high positions of the pile casing receive the restriction, keep the straightness of hanging down and squeeze into, and when the pile casing removed, gyro wheel 31 followed and removed together.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a protect a leading truck which characterized in that: including lower spacing (1) and last spacing (2) that the interval set up from top to bottom, go up spacing (2) with be provided with stand (5) that support spacing (2) down between spacing (1), go up spacing (2) with spacing (1) down is provided with spacing hole (21) and spacing hole (15) down that supply to protect a section of thick bamboo to pass through respectively.

2. A casing guide frame according to claim 1, wherein: the number of the upright columns (5) is four, and four upright columns (5) are vertically arranged and are respectively provided with four corners.

3. A casing guide according to claim 2, wherein: and an inclined rod (6) is arranged between the adjacent upright columns (5), one end of the inclined rod (6) is fixed to the upper end of one upright column (5), and the other end of the inclined rod (6) is fixed to the lower end of the other adjacent upright column (5).

4. A casing guide frame according to claim 1, wherein: go up be provided with wheel components (3) on spacing frame (2), it is at least three to go up wheel components (3) angle intervals such as last wheel components (3) along protecting a section of thick bamboo circumference sets up, it includes gyro wheel (31) and mounting bracket to go up wheel components (3), gyro wheel (31) rotate install in mounting bracket and lateral wall butt protect a section of thick bamboo, be provided with down wheel components (4) on spacing frame (1) down, wheel components (4) are at least three, three down wheel components (4) along protecting a section of thick bamboo angle intervals such as circumference sets up, wheel components (4) structure with it is unanimous to go up wheel components (3) down.

5. A casing guide frame according to claim 4, wherein: the mounting bracket includes base (32), retreats limiting plate (35), retreats limit nut (36), slide bar (37) and mount pad (38), retreat limiting plate (35) vertical set up in on base (32), set up on retreating limiting plate (35) and retreat the hole, slide bar (37) slide install in retreat downthehole and one end overhang set up in go up in limiting hole (21), gyro wheel (31) rotate install in on mount pad (38), mount pad (38) are fixed in slide bar (37) overhang in go up one end in limiting hole (21), retreat limit nut (36) screw thread fixation in slide bar (37) and restriction slide bar (37) are slided towards keeping away from last limiting hole (21) direction.

6. A casing guide frame according to claim 5, wherein: the mounting bracket still includes the limiting plate (33) and advances stop nut (34) of advancing, the limiting plate (33) of advancing vertically is fixed in on base (32) and be located retreat limiting plate (35) keep away from go up the one side of spacing hole (21), advance on limiting plate (33) seted up with the coaxial hole that advances in hole of retreating, slide bar (37) slide install in advance downtheholely, advance stop nut (34) threaded fixation in slide bar (37) and restriction slide bar (37) spacing hole (21) direction up slides.

7. A casing guide frame according to claim 1, wherein: a climbing ladder (8) is arranged on one side of the upper limiting frame (2), and a protective guard (7) is arranged on the climbing ladder (8).

8. A casing guide frame according to claim 1, wherein: and a guardrail (7) is arranged on the upper limiting frame (2).