CN213359325U - Door type scaffold - Google Patents

Abstract

The application relates to a portal scaffold, relates to the field of building construction, and aims to solve the problem that the existing scaffold is inconvenient to fold and mount; the mounting frame comprises a horizontally arranged mounting frame and supporting legs which are vertically arranged at four corner positions on the lower side of the mounting frame respectively; positioning components for positioning the supporting legs are respectively arranged between the mounting frame and the supporting legs, each positioning component comprises a sliding block connected to the mounting frame in a sliding mode and a connecting rod connected between the sliding block and the corresponding supporting leg, and two ends of each connecting rod are respectively hinged to the corresponding sliding block and the corresponding supporting leg; the sliding block is provided with a fixing bolt for fixing the sliding block; a plurality of cross rods are fixedly connected between the two corresponding support legs at the end part of the scaffold. This application has and makes the scaffold frame pack up and install more conveniently, promotes the effect of the convenience that the scaffold frame used.

Description

Door type scaffold

Technical Field

The application relates to the field of building construction, especially, relate to a gate-type scaffold.

Background

The portal scaffold is one of the most widely used scaffolds in construction engineering, and is in a portal shape as a whole, also called a scaffold or a portal frame.

The existing door type scaffold generally comprises upright posts, a transverse frame, diagonal braces and the like, wherein the upright posts are vertically arranged, the transverse frame is horizontally and fixedly connected to the upper ends of the upright posts, the diagonal braces are arranged, the diagonal braces are respectively and fixedly connected between the transverse frame and the upright posts so as to reinforce the upright posts and the transverse frame, and a flat plate is horizontally laid on the transverse frame and used as a working platform; the upright post, the transverse frame and the inclined strut are fixedly connected through welding or bolt fixing and other modes.

With respect to the related art in the above, the inventors consider that: among the currently used door type scaffolds, the scaffold connected by welding occupies a large space and is inconvenient to convey when the scaffold needs to be transferred and conveyed; the scaffold connected through the bolts needs to be disassembled, and needs to be assembled again when in use, so that the consumed time is long, and the operation is complicated; it is comparatively loaded down with trivial details to receive and release and install gate-type scaffold for gate-type scaffold uses and shifts the transport comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to pack up and install door scaffold frame that can be comparatively convenient, promote the convenience of use, this application provides a door scaffold frame.

The application provides a door scaffold frame adopts following technical scheme:

a portal scaffold comprises a mounting frame and a working platform horizontally arranged on the upper side of the mounting frame; the mounting frame comprises a horizontally arranged mounting frame and supporting legs which are vertically arranged at four corner positions on the lower side of the mounting frame respectively; positioning components for positioning the supporting legs are respectively arranged between the mounting frame and the supporting legs, each positioning component comprises a sliding block connected to the mounting frame in a sliding mode and a connecting rod connected between the sliding block and the corresponding supporting leg, and two ends of each connecting rod are respectively hinged to the corresponding sliding block and the corresponding supporting leg; the sliding block is provided with a fixing bolt for fixing the sliding block; a plurality of cross rods are fixedly connected between the two corresponding support legs at the end part of the scaffold.

By adopting the technical scheme, when the scaffold needs to be transferred and the scaffold is folded, the fixing bolt is screwed off, the supporting leg is rotated inwards, meanwhile, the sliding block slides along the length direction of the mounting sleeve, after the supporting leg is folded, the position of the sliding block is fixed through the fixing bolt, the supporting leg is fixed, and the scaffold can be folded conveniently; when installing, rotate the landing leg to vertical state to use fixing bolt to fix the sliding block can, when installing this scaffold, and pack up the operation that shifts with the scaffold and comparatively convenient, promote this scaffold and use and convenience.

Preferably, the two corner positions of one end on the lower side surface of the mounting frame are fixedly connected with connecting blocks respectively, and the two supporting legs are hinged to the connecting blocks respectively.

Through adopting above-mentioned technical scheme, wherein two spinal branch legs rotate to the position department of pasting with the installation sleeve downside, and two other spinal branch legs rotate to the state of pasting with two other spinal branch legs, and four spinal branch legs are in the horizontality respectively, when shifting the scaffold, accomodate comparatively squarely and press from both sides, deposit more stably.

Preferably, the mounting frame comprises two mounting sleeves and two mounting rods, the mounting rods are U-shaped and comprise connecting parts and inserting parts vertically and fixedly connected to two ends of the connecting parts, the inserting parts of the two mounting rods are respectively inserted into the mounting sleeves, and the inserting parts are slidably connected with the mounting sleeves; the mounting sleeve is provided with a positioning bolt for fixing the inserting part; the both ends of work platform articulate respectively has the expansion board, and the expansion board rotates to the overlap joint on the installation pole from pasting the position mutually with work platform.

Through adopting above-mentioned technical scheme, two installation poles slide with the installation sleeve relatively, adjust the holistic length of scaffold frame for this scaffold frame can be applicable to the use sight of multiple difference, promotes the suitability of this scaffold frame, and it is comparatively convenient to carry out the operation of adjusting to it.

Preferably, when the expansion plate is in a state of being attached to the working platform, the side surface of the expansion plate, which is far away from the hinge shaft, is set to be an inclined surface, and the inclined surface faces to the obliquely upper side, which is far away from the corresponding hinge shaft.

Through adopting above-mentioned technical scheme, when the expansion board was located the state of pasting mutually with work platform, through the inclined plane transition between expansion board and the work platform, the phenomenon that stumbles appears in the reduction.

Preferably, the lower end of the supporting leg is provided with a reinforcing component, and the reinforcing component comprises a reinforcing sleeve, a reinforcing rod connected with the reinforcing sleeve in a sliding manner and clamping pieces respectively arranged at the end parts of the reinforcing sleeve and the reinforcing rod; the reinforcing sleeve is provided with a fastening bolt for fixing the reinforcing rod.

Through adopting above-mentioned technical scheme, consolidate the lower extreme of landing leg, reduce the phenomenon that the scaffold frame appears rocking, promote the stability of scaffold frame, the anchor strut slides with the reinforcement sleeve, adjusts its length for the reinforcement subassembly adapts to the different condition of landing leg interval, promotes the suitability.

Preferably, the clamping member comprises two clamping plates which are respectively hinged on the reinforcing sleeve and the reinforcing rod; the end parts of the two clamping plates are respectively and fixedly connected with a fixing plate, and a fixing part for fixing the two clamping plates is arranged on the fixing plate.

Through adopting above-mentioned technical scheme, it is comparatively convenient to fix the operation on the landing leg with the clamping piece, and it is comparatively convenient to carry out reinforced (rfd) operation to the landing leg promptly.

Preferably, the fixing part comprises a fixing plate arranged on the fixing plate, the fixing plate is U-shaped and comprises a fixing part and a first limiting part and a second limiting part which are vertically fixed on two opposite sides of the fixing part respectively; the fixed plate at the fixed plate is provided with a groove, two side walls of the groove are provided with limit grooves, the first limit part is positioned in the groove, two sides of one end, away from the fixed part, of the first limit part are respectively and fixedly connected with limit blocks, the limit blocks are respectively and slidably connected in the corresponding limit grooves, and the cross section of each limit column is circular.

Through adopting above-mentioned technical scheme, when fixing two clamp plates, at first the fixed plate of upwards sliding for spacing post slides to the upper end position department of spacing groove, rotates the fixed plate, makes the opening of fixed plate down, with the fixed plate lapse, and two spacing portions are located the both sides of two solid fixed plates, fixes two clamp plates, and it is comparatively convenient to carry out the operation of fixing, and comparatively stable to clamp plate is fixed.

Preferably, the supporting legs are fixedly connected with limiting blocks at positions corresponding to the clamping plates respectively, limiting holes matched with the limiting blocks are formed in the clamping plates, and the limiting blocks are embedded in the limiting holes.

Through adopting above-mentioned technical scheme, the phenomenon that the clamp plate appears sliding on the landing leg is reduced to appear, promotes to consolidate the landing leg and drives stability and fastness.

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

1. the position of the supporting leg can be conveniently adjusted and fixed through the arranged positioning assembly, the scaffold can be conveniently folded, when the scaffold needs to be transferred, the scaffold can be conveniently folded and unfolded, the occupied space is reduced, when the scaffold is used, the supporting leg is adjusted to be in a vertical state, the sliding block is fixed through the fixing bolt, the operation is convenient, and the use convenience of the scaffold is improved;

2. the installation rod is connected to the installation sleeve in a sliding mode, so that the length of the whole scaffold can be adjusted conveniently, the scaffold can be suitable for various different scenes, the applicability of the scaffold is improved, and the operation of adjusting the length of the whole scaffold is convenient;

3. through the reinforcement assembly who sets up, consolidate the landing leg, can be applicable to the different circumstances of interval of landing leg, promote scaffold frame holistic stability, reduce the phenomenon that rocks to appear, through clamping piece and the mounting that sets up, the operation of installing is carried out to reinforcement assembly comparatively convenient, reduces the phenomenon that the clamp plate misplaces on the landing leg to appear, and is comparatively stable to the reinforcement of landing leg.

Drawings

Fig. 1 is a schematic structural view of a scaffold;

FIG. 2 is a schematic view of the mounting frame;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

FIG. 4 is a schematic view showing the structure of the clamping member and the fixing member;

fig. 5 is a sectional view for illustrating the structure of the spacer.

Description of reference numerals: 1. a mounting frame; 11. installing a frame; 111. installing a sleeve; 1111. a chute; 1112. positioning holes; 112. mounting a rod; 1121. a connecting portion; 1122. a plug-in part; 113. positioning the bolt; 12. a support leg; 121. a limiting block; 13. connecting blocks; 14. a cross bar; 2. a working platform; 21. an expansion board; 3. a positioning assembly; 31. a sliding block; 32. a connecting rod; 33. fixing the bolt; 4. a reinforcement assembly; 41. reinforcing the sleeve; 42. a reinforcing rod; 43. a clamping member; 431. a clamping plate; 4331. a limiting hole; 432. fixing and connecting the plates; 4321. a groove; 4322. a limiting groove; 44. fastening a bolt; 5. a fixing member; 51. a fixing plate; 511. a fixed part; 512. a first limiting part; 513. a second limiting part; 52. a limiting column.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a gate-type scaffold. Referring to fig. 1 and 2, the door type scaffold comprises a mounting frame 1 and a working platform 2 horizontally arranged on the upper side of the mounting frame 1, wherein the mounting frame 1 comprises a horizontally arranged mounting frame 11 and four legs 12 vertically connected to four corner positions on the lower side of the mounting frame 11; the mounting frame 11 includes two mounting sleeves 111 and a mounting rod 112 slidably connected to the mounting sleeves 111, the mounting rod 112 is U-shaped, and includes a connecting portion 1121 and insertion portions 1122 vertically and fixedly connected to two ends of the connecting portion 1121, the insertion portions 1122 are respectively inserted into the corresponding mounting sleeves 111, and the two mounting sleeves 111 and the two mounting rods 112 are matched to form a rectangular frame.

Referring to fig. 1 and 2, the supporting legs 12 are respectively hinged to the mounting rods 112, one of the mounting rods 112 is fixedly connected with two connecting blocks 13, the two connecting blocks 13 are respectively located at the connecting positions of the connecting part 1121 and the inserting part 1122, two of the supporting legs 12 are hinged to the mounting rods 112, the other two supporting legs 12 are hinged to the connecting blocks 13, and the lengths of the supporting legs 12 on the two sides are adjusted so that the lower ends of the supporting legs 12 are located on the same horizontal plane; a plurality of cross bars 14 are respectively fixedly connected between the two support legs 12 on the same mounting rod 112.

Referring to fig. 1 and 2, a positioning assembly 3 for fixing the position of the leg 12 is respectively arranged between the leg 12 and the mounting sleeve 111, and referring to fig. 2 and 3, the positioning assembly 3 comprises a sliding block 31 connected to the mounting sleeve 111 in a sliding manner and a connecting rod 32 hinged to the sliding block 31; four sliding blocks 31 are provided, and the four sliding blocks 31 correspond to the four support legs 12; the sliding block 31 is T-shaped, sliding grooves 1111 are respectively formed in the mounting sleeve 111, the cross section of each sliding groove 1111 is the same as that of the sliding block 31, and the sliding block 31 is connected into the sliding grooves 1111 in a sliding mode; the other ends of the connecting rods 32 are respectively hinged on the corresponding supporting legs 12; the sliding blocks 31 are respectively provided with fixing bolts 33 for fixing the sliding blocks 31, the mounting sleeves 111 are respectively provided with positioning holes 1112 at corresponding positions, and the fixing bolts 33 penetrate through the sliding blocks 31 and are screwed in the corresponding positioning holes 1112, so that the supporting legs 12 are respectively kept in a vertical state and a horizontal state.

When the scaffold is used, the supporting legs 12 are respectively in a vertical state, the fixing bolts 33 fix the positions of the sliding blocks 31, the supporting legs 12 are fixed through the connecting rods 32, when the scaffold needs to be folded, the fixing bolts 33 are unscrewed to rotate the supporting legs 12 towards the inner sides, in the rotating process of the supporting legs 12, the sliding blocks 31 slide along the length direction of the sliding rails, the supporting legs 12 hinged on the mounting rods 112 rotate to positions attached to the lower side surfaces of the mounting sleeves 111, the two supporting legs 12 hinged on the connecting blocks 13 rotate to positions attached to the other two supporting legs 12, at the moment, the positions of the sliding blocks 31 are fixed by using the functional fixing bolts 33 again, so that the supporting legs 12 are respectively kept in a horizontal state, when the scaffold is transferred, the occupied space is small, the scaffold is convenient to transfer, when the scaffold is used, the scaffold can be mounted conveniently, the convenience of the transfer that the scaffold was used is promoted.

Referring to fig. 2, the insertion-connection portion 1122 is slidably connected to the mounting sleeve 111, and positioning bolts 113 for fixing the insertion-connection portion 1122 are respectively disposed at two end positions of the mounting sleeve 111; the two ends of the working platform 2 are respectively hinged with an expansion plate 21; the two mounting rods 112 are pulled toward both ends, so that the length of the entire scaffold is increased, and the two expansion plates 21 are rotated so that the two expansion plates 21 are respectively overlapped on the insertion portions 1122 of the two mounting rods 112.

The length of the whole scaffold can be adjusted conveniently, so that the scaffold can use more different working environments, and the applicability of the scaffold is improved.

Referring to fig. 1, when the expansion plate 21 is located at the upper side of the working platform 2, the side of the upper side of the expansion plate 21 away from the hinge shaft is set to be an inclined surface, and the inclined surface faces to the obliquely upper side away from the hinge shaft; the expansion board 21 and the upper side face of the working platform 2 are in transition through the inclined plane, and the stumbling phenomenon is reduced when the mounting board is in a contraction state.

Referring to fig. 1, a reinforcing assembly 4 for reinforcing the leg 12 is disposed at the lower side of the leg 12, the reinforcing assembly 4 includes a reinforcing sleeve 41 and a reinforcing rod 42 slidably connected in the reinforcing sleeve 41, a fastening bolt 44 is disposed between the reinforcing rod 42 and the reinforcing sleeve 41, and the reinforcing sleeve 41 and the reinforcing rod 42 are fixed by the fastening bolt 44; the end portions of the reinforcing sleeve 41 and the reinforcing rod 42 are respectively provided with a clamping member 43, referring to fig. 1 and 4, the clamping member 43 comprises two clamping plates 431, the two clamping plates 431 are respectively hinged on the reinforcing sleeve 41 and the reinforcing rod 42, the end portions of the two clamping plates 431 are respectively fixedly connected with a fixing plate 432, and the two corresponding fixing plates 432 are provided with fixing members 5 for fixing the fixing plates.

Referring to fig. 4 and 5, the fixing member 5 includes a fixing plate 51 disposed on one of the fixing plates 432, and the fixing plate 51 is U-shaped and includes a fixing portion 511 and a first limiting portion 512 and a second limiting portion 513 vertically fixed to two sides of the fixing portion 511, respectively; a groove 4321 is formed in the side surface of the fixed plate 432 where the fixed plate 51 is located, limiting grooves 4322 are formed in two side walls of the groove 4321, the first limiting portion 512 is located in the groove 4321, limiting posts 52 are fixedly connected to two sides of one end, away from the fixed portion 511, of the first limiting portion 512, the cross sections of the limiting posts 52 are circular, and the limiting posts 52 are embedded in the two limiting grooves 4322; the length of the second position-limiting part 513 is less than that of the first position-limiting part 512; when the two clamping plates 431 are clamped on the leg 12, the fixing plate 51 is adjusted so that the first limiting portion 512 and the second limiting portion 513 are respectively clamped on two sides of the two fixing plates 432 to fix the two clamping plates 431.

When the reinforcing assembly 4 is used for reinforcing the supporting leg 12, the clamping plates 431 on the two sides are respectively buckled on the supporting leg 12, in an initial state, the U-shaped opening of the fixing plate 51 faces, the fixing plate 51 slides upwards, then the fixing plate 51 is rotated, the U-shaped opening of the fixing plate 51 faces downwards, the fixing plate 51 slides downwards, the fixing plate 51 fixes the two clamping plates 431, and the operation of fixing the clamping plates 431 is convenient.

Referring to fig. 1 and 4, the positions of the supporting legs 12 corresponding to the clamping plates 431 are respectively and fixedly connected with a limiting block 121, the clamping plates 431 are provided with limiting holes 4331 adapted to the limiting blocks 121, the limiting blocks 121 are embedded in the corresponding limiting holes 4331, and the stability of the clamping plates 431 clamped and fixed on the supporting legs 12 is improved.

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 (8)

1. A portal scaffold which characterized in that: comprises a mounting rack (1) and a working platform (2) horizontally arranged on the upper side of the mounting rack (1); the mounting frame (1) comprises a horizontally arranged mounting frame (11) and supporting legs (12) which are vertically arranged at four corner positions on the lower side of the mounting frame (11) respectively; positioning assemblies (3) used for positioning the supporting legs (12) are respectively arranged between the mounting frame (11) and the supporting legs (12), each positioning assembly (3) comprises a sliding block (31) connected to the mounting frame (11) in a sliding mode and a connecting rod (32) connected between the sliding block (31) and the corresponding supporting leg (12), and two ends of each connecting rod (32) are respectively hinged to the corresponding sliding block (31) and the corresponding supporting leg (12); the sliding block (31) is provided with a fixing bolt (33) for fixing the sliding block (31); a plurality of cross bars (14) are fixedly connected between the two corresponding support legs (12) at the end part of the scaffold.

2. A scaffolding according to claim 1, wherein: two corner positions of one end on the lower side surface of the mounting frame (11) are fixedly connected with connecting blocks (13) respectively, and two supporting legs (12) are hinged to the connecting blocks (13) respectively.

3. A scaffolding according to claim 1, wherein: the mounting frame (11) comprises two mounting sleeves (111) and two mounting rods (112), the mounting rods (112) are U-shaped and comprise connecting parts (1121) and inserting parts (1122) vertically and fixedly connected to two ends of the connecting parts (1121), the inserting parts (1122) of the two mounting rods (112) are respectively inserted into the mounting sleeves (111), and the inserting parts (1122) are slidably connected with the mounting sleeves (111); the mounting sleeve (111) is provided with a positioning bolt (113) for fixing the insertion part (1122); the two ends of the working platform (2) are respectively hinged with an expansion plate (21), and the expansion plate (21) rotates to be lapped on the mounting rod (112) from the position where the expansion plate is attached to the working platform (2).

4. A scaffolding according to claim 3, wherein: when the expansion plate (21) is in a state of being attached to the working platform (2), the side face, far away from the hinge shaft, of the expansion plate (21) is set to be an inclined face, and the inclined face faces to the inclined upper side far away from the corresponding hinge shaft.

5. A scaffolding according to claim 3, wherein: the lower end of the supporting leg (12) is provided with a reinforcing component (4), the reinforcing component (4) comprises a reinforcing sleeve (41), a reinforcing rod (42) connected with the reinforcing sleeve (41) in a sliding mode and clamping pieces (43) arranged at the end portions of the reinforcing sleeve (41) and the reinforcing rod (42) respectively; the reinforcing sleeve (41) is provided with a fastening bolt (44) for fixing the reinforcing rod (42).

6. A scaffolding according to claim 5, wherein: the clamping piece (43) comprises two clamping plates (431), and the clamping plates (431) are respectively hinged on the reinforcing sleeve (41) and the reinforcing rod (42); the end parts of the two clamping plates (431) are respectively fixedly connected with a fixed plate (432), and the fixed plate (432) is provided with a fixing piece (5) used for fixing the two clamping plates (431).

7. A scaffolding according to claim 6, wherein: the fixing piece (5) comprises a fixing plate (51) arranged on the fixing plate (432), the fixing plate (51) is U-shaped and comprises a fixing part (511) and a first limiting part (512) and a second limiting part (513) which are vertically fixed on two opposite sides of the fixing part (511) respectively; a groove (4321) is formed in a fixing and connecting plate (432) where a fixing plate (51) is located, limiting grooves (4322) are formed in two side walls of the groove (4321), a first limiting portion (512) is located in the groove (4321), limiting blocks (121) are fixedly connected to two sides of one end, away from the fixing portion (511), of the first limiting portion (512) respectively, the limiting blocks (121) are connected in the corresponding limiting grooves (4322) in a sliding mode respectively, and the cross section of each limiting column (52) is circular.

8. A scaffolding according to claim 6, wherein: the supporting legs (12) are fixedly connected with limit blocks (121) at positions corresponding to the clamping plates (431) respectively, the clamping plates (431) are provided with limit holes (4331) matched with the limit blocks (121), and the limit blocks (121) are embedded in the limit holes (4331).

Images