CN206428962U - A kind of attachment structure of disc bolt type scaffold - Google Patents

Abstract

The utility model discloses a kind of attachment structure of disc bolt type scaffold, the problem of latch for solving common scaffold easily comes off, its drip irrigation device is, including montant, cross bar, wedge pin, it is fixed on the floral disc of montant, it is fixed on the plug of crossbar end, the slot that the plug is plugged together away from the end face of cross bar provided with lateral arrangement and for floral disc, the floral disc is provided with the first through hole interted for wedge pin, the upper surface of the plug is provided with the second through hole vertically interted for wedge pin, the wedge pin includes upper and lower part, the lower horizontal is rotatably connected in top, after the rotated dislocation in upper and lower part, the upper surface barrier of bottom is in the lower surface of plug, reach the wedge pin of scaffold purpose difficult for drop-off.

Description

A kind of attachment structure of disc bolt type scaffold

Technical field

The utility model is related to Construction Formwork ＆ Scaffold Technology field, more particularly to a kind of attachment structure of disc bolt type scaffold.

Background technology

Disc type scaffold is a kind of new type scaffold, and the product is introduced in last century the eighties from Europe, is after bowl Upgraded product after buckle type scaffold.Also known as chrysanthemum disc type connection system for guide rail, functional insert disk type scaffold system, Wheel-type pin Hand cradle system, detains disc type scaffold, layer framves, layer framves：Because the general principle of the scaffold is by German LAYHER （Lei Ya）Company invents, and is also referred to as " thunder Asia frame " by professional.It is mainly used in light rack, the background frame of large-scale concert.

The Chinese utility model patent for now retrieving a Publication No. CN201416263 discloses a kind of disc bolt type Scaffold, including cross bar, montant, connecting plate, latch, it is characterized in that one end of montant sets sleeve pipe, connecting plate is fixedly installed on Several holes are set, and cross bar is linked together by latch with connecting plate, the two ends of cross bar are set with connecting on montant, on connecting plate The groove of vertical and horizontal is set on the connector of fishplate bar connection, connector, and latch is wedge-shaped steel plate；Disc bolt type scaffold Also include locating rod, brace, the structure of locating rod is identical with cross bar, and the length of locating rod is longer than the length of cross bar, the two of brace End sets connector, is tilted between connector and brace or has angle.

But, latch is directly to be interspersed in connecting plate and cross bar from top to bottom, because latch stretches out the lower end of connecting plate There is no any barrier in the device of connecting plate lower surface, and then in the case where scaffold is rocked, latch is easily slided from the bottom to top De- connecting plate and cross bar, directly result in connecting plate and are difficult to be fixedly connected with cross bar, security is relatively low.

Utility model content

The purpose of this utility model is to provide a kind of attachment structure of disc bolt type scaffold, is difficult to take off with wedge pin The advantage fallen.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of disc bolt type pin The attachment structure of hand cradle, including montant, cross bar, wedge pin, the floral disc for being fixed on montant, the plug for being fixed on crossbar end, institute The slot that end face of the plug away from cross bar is plugged together provided with lateral arrangement and for floral disc is stated, the floral disc is provided with what is interted for wedge pin First through hole, the upper surface of the plug is provided with for vertical interspersed the second through hole of wedge pin, the wedge pin include top and Bottom, the lower horizontal is rotatably connected in top, after the rotated dislocation in upper and lower part, the upper surface barrier of bottom in The lower surface of plug.

By using above-mentioned technical proposal, cross bar is plugged together in after floral disc by plug, and makes first through hole and the second through hole Alignment, under normality, the upper and lower part of wedge pin is in same plane, and wedge pin is interspersed in first through hole and the from top to bottom After two through holes, the second through hole is stretched out and positioned at the lower section of plug in bottom, then horizontally rotates bottom so that bottom and top are mutually wrong Position, and then when wedge pin is having the trend for departing from the second through hole, the lower surface of plug has barrier work to the upper surface of bottom With so that cross bar is firmly attached to montant.Compared with the latch of common scaffold, in the case where scaffold is rocked, due to inserting Head has barrier effect to bottom, so wedge pin have the advantages that it is difficult for drop-off.

Further setting of the present utility model, the lower surface on the top is provided with rotating hole, and the upper surface of the bottom is set There is the swingle rotated in rotating hole, the madial wall of the rotating hole is provided with outside the L-shaped groove being vertically arranged, the swingle Side wall is provided with the projection slipped at the sliding block slid in L-shaped groove, the opening of the L-shaped groove lower end provided with anti-limited slip block.

By using above-mentioned technical proposal, swingle is placed in rotating hole, and the bottom hole of projection and rotating hole has to sliding block Barrier effect, and then realize that bottom is connected to top, when needing to rotate bottom, first make swingle in rotating hole vertically upward Sliding, when sliding block slides onto the turning point of L-shaped groove, then horizontally rotates bottom, until bottom and top mutual dislocation, now by Limited in the free degree of sliding block above-below direction by L-shaped groove horizontal component, therefore, even if the severity again that the scaffold is rocked, Bottom is also not easy to rotate relative to top, further prevents wedge pin from coming off, increases the security of scaffold.

It is of the present utility model it is further set, the bottom hole of the rotating hole is fixed with the first spring, the swingle it is upper End face is provided with caulking groove, and first spring is placed in caulking groove away from one end of the bottom hole of rotating hole.

By using above-mentioned technical proposal, when needing to rotate bottom so as to when bottom and top mutual dislocation, apply in bottom Plus upward active force, and extrude the first spring, behind bottom and top mutual dislocation, work of the sliding block in the first spring-return power The side wall of L-shaped groove is contacted under, and then adds the frictional force before the side wall of sliding block and L-shaped groove, further make bottom and Rotated between top, reduce the possibility that wedge pin comes off, increase the security of scaffold.

Further setting of the present utility model, the lower elastic is connected with limited block, and the lower outside wall is provided with confession The accommodating groove of limited block, is fixed with second spring, the second spring between the bottom land of the groove and the end of limited block Limited block part is driven to stretch out groove.

By using above-mentioned technical proposal, even if bottom and being rotated between top, depart from the second through hole in bottom When, because limited block stretches out the outer surface of bottom, then the lower surface of plug also has certain barrier effect to limited block, with Make bottom be difficult to slip the second through hole, further reduce the possibility that wedge pin comes off, increase the security of scaffold；Need When dismantling wedge pin, limited block is extruded to the bottom land of groove, until limited block is placed in groove, applies upward work to wedge pin Firmly, you can quickly extract wedge pin.

Further setting of the present utility model, the lateral wall of the limited block is provided with extension board, the madial wall of the groove Provided with barrier in the baffles of extension board.

By using above-mentioned technical proposal, baffles have certain restriction effect to extension board, and then limited block is difficult to take off From groove, and then the fastness of limited block and groove connection is effectively increased, so that the structure is more stablized.

Further setting of the present utility model, the upper end of the limited block is provided with burnishing surface, the burnishing surface and plug Lower surface is parallel to each other.

By using above-mentioned technical proposal, when wedge pin departs from the second through hole, under the burnishing surface and plug of limited block End face is fitted, to realize that plug barrier, in limited block, so that limited block is difficult in slide into grooves, further increases the structure Stability.

Further setting of the present utility model, it is inclined that the plug is provided with slot madial wall away from the end face of cross bar Inclined-plane.

By using above-mentioned technical proposal, inclined-plane is conducive to floral disc rapid alignment slot, and then is conducive to staff fast Speed plugs together floral disc in slot, effectively increases installation effectiveness.

Further setting of the present utility model, the end face that the plug deviates from cross bar is first fitted with montant lateral wall Arc surface.

By using above-mentioned technical proposal, the first arc surface and montant lateral wall laminating after, effectively increase plug and The contact area of montant, is supported between montant and cross bar so that plug is stronger, so that the structure is more stablized.

Further setting of the present utility model, the bottom land of the slot is the second arc surface fitted with floral disc lateral wall.

By using above-mentioned technical proposal, after the second arc surface and the laminating of floral disc lateral wall, slot is effectively increased The contact area of bottom land and floral disc, so that floral disc and plug is stronger is supported between montant and cross bar, so that the structure is more Plus stably.

Further setting of the present utility model, the lateral wall that the wedge pin is located at the part above plug is provided with anti-slip veins Road.

By using above-mentioned technical proposal, non-slip texture adds the coefficient of friction of wedge pin, and then is easy to staff Apply active force on wedge pin, so that wedge pin is difficult in the hand of slippage staff, also facilitate staff logical from second Wedge pin is extracted in hole, accelerates the speed of the installing/dismounting structure.

In summary, the utility model has the advantages that：There is barrier work to bottom and limited block by plug With the attachment structure is not only firm, and installing/dismounting is more convenient, is conducive to people fully to recycle cross bar and montant. Bottom and limited block are located at the lower section of plug simultaneously, and then plug there is certain protection to use bottom and limited block, be prevented effectively from Bottom and limited block extend the service life of the structure by foreign object strike.Generally speaking the utility model, sound construction, wedge Shape pin is difficult for drop-off, stable safety, it is easy to installing/dismounting.

Brief description of the drawings

Fig. 1 is the assembly relation schematic diagram of cross bar in the present embodiment, plug, wedge pin, floral disc and montant；

Fig. 2 is the enlarged drawing at A in Fig. 1；

Fig. 3 is the sectional view in B-B faces in Fig. 2；

Fig. 4 is that part top has cut off to show it in the assembly relation schematic diagram of the present embodiment middle and upper part and bottom, figure Internal attachment structure；

Fig. 5 is the structural representation of swingle in the present embodiment.

Reference：1st, montant；2nd, cross bar；3rd, wedge pin；31st, top；311st, rotating hole；3111st, L-shaped groove；3112nd, it is convex Block；312nd, non-slip texture；32nd, bottom；321st, swingle；3211st, sliding block；3212nd, caulking groove；322nd, groove；3221st, baffles； 33rd, the first spring；34th, second spring；35th, limited block；351st, extension board；352nd, burnishing surface；4th, floral disc；41st, first through hole；5、 Plug；51st, slot；511st, the second arc surface；52nd, the second through hole；53rd, inclined-plane；54th, the first arc surface.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but As long as all being protected in right of the present utility model by Patent Law.

Embodiment：A kind of attachment structure of disc bolt type scaffold, as shown in figure 1, including cross bar 2, plug 5, wedge shape Pin 3, floral disc 4 and montant 1, cross bar 2 and montant 1 are stainless steel hollow circular-tube, to ensure that scaffold has better structural strength, Also have the advantages that light.

One end of cross bar 2 is welded in plug 5, and floral disc 4 is welded on montant 1, and montant 1 is perpendicular to floral disc 4.On floral disc 4 The interspersed first through hole 41 of multiple confession wedge pins 3 is provided with, the upper surface of plug 5 is provided with vertical arrangement and supplies what wedge pin 3 interted Second through hole 52, the second through hole 52 runs through the upper and lower end face of plug 5.

Plug 5 is provided with lateral arrangement and the slot 51 plugged together for floral disc 4, and the bottom land of slot 51 is in suitable with the lateral wall of floral disc 4 The second arc surface 511 matched somebody with somebody, and then floral disc 4 is plugged together in after slot 51, the second arc surface 511 is fitted with the lateral wall of floral disc 4, Effectively enhance the fastness of the attachment structure.

Plug 5 is the first arc surface 54 being adapted to the lateral wall of montant 1 away from the end face of cross bar 2, and then floral disc 4 is plugged together In after slot 51, the first arc surface 54 is fitted with the lateral wall of montant 1, effectively enhances the fastness of the attachment structure.

The madial wall of first arc surface 54 towards slot 51 is provided with two inclined-planes 53, and inclined-plane 53 is conducive to floral disc 4 quick right Quasi- slot 51, and then be conducive to staff quickly to plug together floral disc 4 in slot 51, effectively increase installation effectiveness.

Wedge pin 3 includes top 31 and bottom 32, and wedge pin 3 is interspersed in after the through hole 52 of first through hole 41 and second, on The upper end in portion 31 is located at the top of plug 5, and bottom 32 is located at the lower section of plug 5.The lateral wall on top 31 is provided with four horizontal cloth The anti-slip tank put, and then non-slip texture 312 is formed, non-slip texture 312 adds the coefficient of friction of wedge pin 3, and then is easy to work Make personnel and apply active force on wedge pin 3, so that wedge pin 3 is difficult in the hand of slippage staff, also facilitate staff Wedge pin 3 is extracted from the second through hole 52, accelerates the speed of the installing/dismounting structure.

The upper surface of bottom 32 is integrally formed with the swingle 321 being vertically arranged, and swingle 321 can be in top 31 Portion is horizontally rotated, and then when bottom 32 is placed in the lower section of plug 5, staff can be by pivot bottom 32, so that the He of bottom 32 Mutual dislocation between top 31, to realize that the lower surface barrier of plug 5 is in bottom 32 when wedge pin 3 has and comes off trend Upper surface, effectively increases the fastness of the attachment structure.

The lateral wall of bottom 32 is elasticly connected with the limited block 35 exposed, even and if then bottom 32 and the hair between top 31 It is raw to rotate, when departing from the second through hole 52 in bottom 32, because limited block 35 stretches out the outer surface of bottom 32, then under plug 5 End face also has certain barrier effect to limited block 35, so that bottom 32 is difficult to slip the second through hole 52, further reduces The possibility that wedge pin 3 comes off, increases the security of scaffold.

As shown in Fig. 2 limited block 35 is spherical in semicircle away from the end of bottom 32, the upper end of limited block 35 is provided with burnishing surface 352, the lower surface of plug 5 is parallel to each other in burnishing surface 352 and Fig. 1, when wedge pin 3 departs from the second through hole 52, limited block 35 The lower surface laminating of burnishing surface 352 and plug 5, adds the contact area of limited block 35 and plug 5, further increases the knot The stability of structure.

As shown in figure 3, bottom 32 is provided with the groove 322 housed for limited block 35, the bottom land of limited block 35 and groove 322 it Between connected by second spring 34, the end of bottom land and limited block 35 in groove 322 is respectively welded in the two ends of second spring 34, To realize the elastic connection of limited block 35 and bottom 32.

The lateral wall of limited block 35 is integrally formed with the extension board 351 of shape in a ring, and the madial wall of groove 322 is integrally formed There is barrier to be difficult to slip in the baffles 3221 of extension board 351, and then limited block 35, effectively increase limited block 35 and groove The fastness of 322 connections, so that the structure is more stablized.

As shown in figure 4, the lower surface on top 31 is provided with the rotating hole 311 horizontally rotated for swingle 321, in swingle 321 lateral wall is integrally formed with two sliding blocks being arranged symmetrically 3211, and the madial wall of rotating hole 311 is provided with fits with sliding block 3211 The L-shaped groove 3111 matched somebody with somebody and slid for sliding block 3211, L-shaped groove 3111 includes the vertical portion vertically slid for block and horizontal sliding It is mutually perpendicular between horizontal component, two parts and horizontal component is positioned at the upper end of vertical portion.

The projection 3112 that anti-limited slip block 3211 skids off L-shaped groove 3111, and then projection are welded with the opening of L-shaped groove 3111 3112 and the bottom hole of rotating hole 311 there is barrier effect to sliding block 3211, and then realize that bottom 32 is connected to top 31, work as needs When rotating bottom 32, swingle 321 is first set to be slid vertically upward in rotating hole 311, when sliding block 3211 slides onto L-shaped groove 3111 Turning point when, then bottom 32 is horizontally rotated, until bottom 32 and the mutual dislocation of top 31, now due to the upper and lower of sliding block 3211 To the free degree limited by the horizontal component of L-shaped groove 3111, therefore, even if severe again, the bottom 32 that the scaffold is rocked It is not easy to rotate relative to top 31, further prevents wedge pin 3 from coming off, increases the security of scaffold.

The first spring 33 being vertically arranged is welded with the bottom hole of rotating hole 311, the first spring 33 deviates from the hole of rotating hole 311 The one end at bottom contacts at the upper surface of swingle 321, when needing to rotate bottom 32 so that during 31 mutual dislocation of bottom 32 and top, Apply upward active force in bottom 32, and extrude the first spring 33, after 31 mutual dislocation of bottom 32 and top, sliding block 3211 The side wall of L-shaped groove 3111 is contacted in the presence of the restoring force of the first spring 33, and then adds sliding block 3211 and L-shaped groove 3111 Side wall before frictional force, further make to rotate between bottom 32 and top 31, reduce the possibility that wedge pin 3 comes off Property, increase the security of scaffold.

As shown in figure 5, the upper surface of swingle 321 is provided with for the accommodating caulking groove 3212 in the part of the first spring 33 in Fig. 4, figure The end of first spring 33 contacts at the bottom land of caulking groove 3212 in 4, and then the madial wall of caulking groove 3212 has to the first spring 33 Certain position-limiting action, effectively prevents from rocking in the rotating hole 311 of the first spring 33 in Fig. 4, further increases the connection The stability of structure.

Install and unloading process, during installation, plug 5 is welded in the end of cross bar 2, floral disc 4 is welded in montant 1, and Floral disc 4 is plugged together in slot 51, so that the first arc surface 54 is fitted with the lateral wall of montant 1, the second arc surface 511 and floral disc 4 lateral wall laminating, and the second through hole 52 is directed at first through hole 41, make bottom 32 and top 31 not mutual dislocation, to groove 322 bottom land extruding limited block 35, until limited block 35 is placed in groove 322, then is from top to bottom interspersed in first by wedge pin 3 The through hole 52 of through hole 41 and second, until bottom 32 is located at the lower section of plug 5, then pivot bottom 32, so that bottom 32 and top 31 Mutual dislocation, realizes the lower surface barrier of plug 5 in the upper surface of bottom 32.

During dismounting, limited block 35 is extruded to the bottom land of groove 322, until limited block 35 is placed in groove 322, another mistake is to turning Dynamic bottom 32, so that bottom 32 and top 31 not mutual dislocation, extract wedge pin 3 upwards.

Claims (10)

1. a kind of attachment structure of disc bolt type scaffold, including montant (1), cross bar (2), wedge pin (3), it is fixed on montant (1) floral disc (4), the plug (5) for being fixed on cross bar (2) end, it is characterised in that the plug (5) deviates from the end of cross bar (2) The slot (51) that face is plugged together provided with lateral arrangement and for floral disc (4), the floral disc (4) is provided with first interted for wedge pin (3) Through hole (41), the upper surface of the plug (5) is provided with the second through hole (52) vertically interted for wedge pin (3), the wedge pin (3) include top (31) and bottom (32), the bottom (32), which horizontally rotates, is connected to top (31), the top (31) and under After portion (32) rotated dislocation, the upper surface barrier of bottom (32) is in the lower surface of plug (5).

2. a kind of attachment structure of disc bolt type scaffold according to claim 1, it is characterised in that the top (31) lower surface is provided with rotating hole (311), and the upper surface of the bottom (32) is provided with the rotation of the rotation in rotating hole (311) Bar (321), the madial wall of the rotating hole (311) is provided with outside the L-shaped groove (3111) being vertically arranged, the swingle (321) Side wall, which is provided with the sliding block (3211) of the sliding in L-shaped groove (3111), the opening of L-shaped groove (3111) lower end, is provided with anti-on-slip The projection (3112) that block (3211) is slipped.

3. a kind of attachment structure of disc bolt type scaffold according to claim 2, it is characterised in that the rotating hole (311) bottom hole is fixed with the first spring (33), and the upper surface of the swingle (321) is provided with caulking groove (3212), described first Spring (33) is placed in caulking groove (3212) away from one end of the bottom hole of rotating hole (311).

4. a kind of attachment structure of disc bolt type scaffold according to claim 1, it is characterised in that the bottom (32) limited block (35) is elasticly connected with, bottom (32) lateral wall is provided with for the accommodating groove (322) of limited block (35), institute State and second spring (34) is fixed between the bottom land of groove (322) and the end of limited block (35), the second spring (34) is driven Limited block (35) part is set to stretch out groove (322).

5. a kind of attachment structure of disc bolt type scaffold according to claim 4, it is characterised in that the limited block (35) lateral wall is provided with extension board (351), and the madial wall of the groove (322) is provided with barrier in the barrier of extension board (351) Plate (3221).

6. a kind of attachment structure of disc bolt type scaffold according to claim 4 or 5, it is characterised in that the limit The upper end of position block (35) is provided with burnishing surface (352), and the burnishing surface (352) and the lower surface of plug (5) are parallel to each other.

7. a kind of attachment structure of disc bolt type scaffold according to claim 1, it is characterised in that the plug (5) end face away from cross bar (2) is provided with slot (51) inclined inclined-plane of madial wall (53).

8. a kind of attachment structure of disc bolt type scaffold according to claim 7, it is characterised in that the plug (5) end face away from cross bar (2) is the first arc surface (54) fitted with montant (1) lateral wall.

9. a kind of attachment structure of disc bolt type scaffold according to claim 1, it is characterised in that the slot (51) bottom land is the second arc surface (511) fitted with floral disc (4) lateral wall.

10. a kind of attachment structure of disc bolt type scaffold according to claim 1, it is characterised in that the wedge shape The lateral wall for selling the part that (3) are located above plug (5) is provided with non-slip texture (312).